./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1624008557 <...> [ 13.124562][ T24] audit: type=1400 audit(1739791457.870:62): avc: denied { noatsecure } for pid=219 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 13.129662][ T24] audit: type=1400 audit(1739791457.870:63): avc: denied { write } for pid=219 comm="sh" path="pipe:[14168]" dev="pipefs" ino=14168 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 13.134882][ T24] audit: type=1400 audit(1739791457.870:64): avc: denied { rlimitinh } for pid=219 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 13.137712][ T24] audit: type=1400 audit(1739791457.870:65): avc: denied { siginh } for pid=219 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.10.55' (ED25519) to the list of known hosts. execve("./syz-executor1624008557", ["./syz-executor1624008557"], 0x7fff13c1f430 /* 10 vars */) = 0 brk(NULL) = 0x5555880b8000 brk(0x5555880b8d00) = 0x5555880b8d00 arch_prctl(ARCH_SET_FS, 0x5555880b8380) = 0 set_tid_address(0x5555880b8650) = 291 set_robust_list(0x5555880b8660, 24) = 0 rseq(0x5555880b8ca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1624008557", 4096) = 28 getrandom("\xfa\x78\x58\xa0\x27\x27\x8e\x3d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555880b8d00 brk(0x5555880d9d00) = 0x5555880d9d00 brk(0x5555880da000) = 0x5555880da000 mprotect(0x7f31a3a01000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 293 ./strace-static-x86_64: Process 293 attached [pid 293] set_robust_list(0x5555880b8660, 24) = 0 [pid 293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 293] setpgid(0, 0) = 0 [pid 293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 293] write(3, "1000", 4) = 4 [pid 293] close(3) = 0 [pid 293] write(1, "executing program\n", 18executing program ) = 18 [pid 293] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 293] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 293] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 293] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 293] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 293] eventfd(0) = 4 [pid 293] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 293] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 293] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 293] memfd_create("syzkaller", 0) = 5 [pid 293] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 293] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 293] munmap(0x7f319b54f000, 138412032) = 0 [ 25.660102][ T24] audit: type=1400 audit(1739791470.410:66): avc: denied { execmem } for pid=291 comm="syz-executor162" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 25.679712][ T24] audit: type=1400 audit(1739791470.410:67): avc: denied { read write } for pid=291 comm="syz-executor162" name="loop0" dev="devtmpfs" ino=111 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 293] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 293] ioctl(6, LOOP_SET_FD, 5) = 0 [pid 293] close(5) = 0 [pid 293] close(6) = 0 [pid 293] mkdir("./file1", 0777) = 0 [ 25.704618][ T24] audit: type=1400 audit(1739791470.410:68): avc: denied { open } for pid=291 comm="syz-executor162" path="/dev/loop0" dev="devtmpfs" ino=111 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 25.729112][ T24] audit: type=1400 audit(1739791470.410:69): avc: denied { ioctl } for pid=291 comm="syz-executor162" path="/dev/loop0" dev="devtmpfs" ino=111 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 25.754915][ T24] audit: type=1400 audit(1739791470.440:70): avc: denied { read write } for pid=293 comm="syz-executor162" name="vhost-vsock" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 25.779234][ T24] audit: type=1400 audit(1739791470.440:71): avc: denied { open } for pid=293 comm="syz-executor162" path="/dev/vhost-vsock" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [pid 293] mount("/dev/loop0", "./file1", "ext4", 0, ",errors=continue") = 0 [pid 293] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 5 [pid 293] chdir("./file1") = 0 [pid 293] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 293] ioctl(6, LOOP_CLR_FD) = 0 [pid 293] close(6) = 0 [pid 293] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = 6 [pid 293] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0) = 0x400000000000 [ 25.803148][ T24] audit: type=1400 audit(1739791470.440:72): avc: denied { ioctl } for pid=293 comm="syz-executor162" path="/dev/vhost-vsock" dev="devtmpfs" ino=258 ioctlcmd=0xaf01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 25.828957][ T293] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [pid 293] bpf(BPF_MAP_CREATE, 0x400000000440, 72) = -1 EINVAL (Invalid argument) [pid 293] exit_group(0) = ? [pid 293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [ 25.846823][ T294] EXT4-fs error (device loop0): ext4_mb_generate_buddy:808: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 25.858016][ T24] audit: type=1400 audit(1739791470.480:73): avc: denied { mounton } for pid=293 comm="syz-executor162" path="/root/file1" dev="sda1" ino=1927 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 25.883997][ T24] audit: type=1400 audit(1739791470.580:74): avc: denied { mount } for pid=293 comm="syz-executor162" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 298 ./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x5555880b8660, 24) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] setpgid(0, 0) = 0 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1000", 4) = 4 [pid 298] close(3) = 0 executing program [pid 298] write(1, "executing program\n", 18) = 18 [pid 298] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 298] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 298] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 298] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 298] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 298] eventfd(0) = 4 [pid 298] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 298] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 298] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 298] memfd_create("syzkaller", 0) = 5 [pid 298] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 298] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 298] munmap(0x7f319b54f000, 138412032) = 0 [pid 298] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 298] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 298] ioctl(6, LOOP_CLR_FD) = 0 [pid 298] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 298] close(6) = 0 [pid 298] close(5) = 0 [pid 298] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 298] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 298] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 298] exit_group(0) = ? [pid 298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 300 ./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x5555880b8660, 24) = 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 300] write(3, "1000", 4) = 4 [pid 300] close(3) = 0 [pid 300] write(1, "executing program\n", 18) = 18 [pid 300] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 300] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 300] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 300] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 300] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 300] eventfd(0) = 4 [ 25.905681][ T24] audit: type=1400 audit(1739791470.590:75): avc: denied { read write } for pid=293 comm="syz-executor162" name="file1" dev="loop0" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [pid 300] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 300] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 300] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 300] memfd_create("syzkaller", 0) = 5 [pid 300] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 300] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 300] munmap(0x7f319b54f000, 138412032) = 0 [pid 300] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 300] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 300] ioctl(6, LOOP_CLR_FD) = 0 [pid 300] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 300] close(6) = 0 [pid 300] close(5) = 0 [pid 300] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 300] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 300] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 300] exit_group(0) = ? [pid 300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 302 ./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x5555880b8660, 24) = 0 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setpgid(0, 0) = 0 executing program [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [pid 302] write(1, "executing program\n", 18) = 18 [pid 302] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 302] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 302] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 302] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 302] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 302] eventfd(0) = 4 [pid 302] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 302] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 302] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 302] memfd_create("syzkaller", 0) = 5 [pid 302] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 302] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 302] munmap(0x7f319b54f000, 138412032) = 0 [pid 302] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 302] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 302] ioctl(6, LOOP_CLR_FD) = 0 [pid 302] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 302] close(6) = 0 [pid 302] close(5) = 0 [pid 302] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 302] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 302] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 302] exit_group(0) = ? [pid 302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 304 attached , child_tidptr=0x5555880b8650) = 304 [pid 304] set_robust_list(0x5555880b8660, 24) = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 304] write(3, "1000", 4executing program ) = 4 [pid 304] close(3) = 0 [pid 304] write(1, "executing program\n", 18) = 18 [pid 304] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 304] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 304] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 304] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 304] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 304] eventfd(0) = 4 [pid 304] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 304] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 304] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 304] memfd_create("syzkaller", 0) = 5 [pid 304] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 304] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 304] munmap(0x7f319b54f000, 138412032) = 0 [pid 304] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 304] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 304] ioctl(6, LOOP_CLR_FD) = 0 [pid 304] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 304] close(6) = 0 [pid 304] close(5) = 0 [pid 304] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 304] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 304] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 304] exit_group(0) = ? [pid 304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 307 ./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x5555880b8660, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4) = 4 [pid 307] close(3) = 0 [pid 307] write(1, "executing program\n", 18) = 18 [pid 307] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 307] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 307] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 307] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 307] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 307] eventfd(0) = 4 [pid 307] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 307] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 307] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 307] memfd_create("syzkaller", 0) = 5 [pid 307] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 307] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 307] munmap(0x7f319b54f000, 138412032) = 0 [pid 307] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 307] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 307] ioctl(6, LOOP_CLR_FD) = 0 [pid 307] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 307] close(6) = 0 [pid 307] close(5) = 0 [pid 307] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 307] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 307] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 307] exit_group(0) = ? [pid 307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 309 ./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x5555880b8660, 24) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 309] setpgid(0, 0) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 309] write(3, "1000", 4) = 4 [pid 309] close(3) = 0 [pid 309] write(1, "executing program\n", 18executing program ) = 18 [pid 309] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 309] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 309] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 309] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 309] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 309] eventfd(0) = 4 [pid 309] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 309] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 309] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 309] memfd_create("syzkaller", 0) = 5 [pid 309] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 309] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 309] munmap(0x7f319b54f000, 138412032) = 0 [pid 309] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 309] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 309] ioctl(6, LOOP_CLR_FD) = 0 [pid 309] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 309] close(6) = 0 [pid 309] close(5) = 0 [pid 309] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 309] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 309] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 309] exit_group(0) = ? [pid 309] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 311 ./strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x5555880b8660, 24) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 311] setpgid(0, 0) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 311] write(3, "1000", 4executing program ) = 4 [pid 311] close(3) = 0 [pid 311] write(1, "executing program\n", 18) = 18 [pid 311] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 311] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 311] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 311] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 311] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 311] eventfd(0) = 4 [pid 311] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 311] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 311] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 311] memfd_create("syzkaller", 0) = 5 [pid 311] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 311] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 311] munmap(0x7f319b54f000, 138412032) = 0 [pid 311] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 311] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 311] ioctl(6, LOOP_CLR_FD) = 0 [pid 311] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 311] close(6) = 0 [pid 311] close(5) = 0 [pid 311] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 311] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 311] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 311] exit_group(0) = ? [pid 311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 313 ./strace-static-x86_64: Process 313 attached [pid 313] set_robust_list(0x5555880b8660, 24) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] write(1, "executing program\n", 18) = 18 [pid 313] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 313] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 313] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 313] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 313] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 313] eventfd(0) = 4 [pid 313] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 313] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 313] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 313] memfd_create("syzkaller", 0) = 5 [pid 313] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 313] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 313] munmap(0x7f319b54f000, 138412032) = 0 [pid 313] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 313] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 313] ioctl(6, LOOP_CLR_FD) = 0 [pid 313] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 313] close(6) = 0 [pid 313] close(5) = 0 [pid 313] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 313] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 313] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 313] exit_group(0) = ? [pid 313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 316 ./strace-static-x86_64: Process 316 attached [pid 316] set_robust_list(0x5555880b8660, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] write(1, "executing program\n", 18executing program ) = 18 [pid 316] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 316] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 316] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 316] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 316] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 316] eventfd(0) = 4 [pid 316] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 316] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 316] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 316] memfd_create("syzkaller", 0) = 5 [pid 316] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 316] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 316] munmap(0x7f319b54f000, 138412032) = 0 [pid 316] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 316] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 316] ioctl(6, LOOP_CLR_FD) = 0 [pid 316] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 316] close(6) = 0 [pid 316] close(5) = 0 [pid 316] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 316] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 316] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 316] exit_group(0) = ? [pid 316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 318 ./strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x5555880b8660, 24) = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4) = 4 [pid 318] close(3) = 0 [pid 318] write(1, "executing program\n", 18) = 18 [pid 318] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 318] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 318] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 318] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 318] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 318] eventfd(0) = 4 [pid 318] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 318] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 318] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 318] memfd_create("syzkaller", 0) = 5 [pid 318] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 318] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 318] munmap(0x7f319b54f000, 138412032) = 0 [pid 318] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 318] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 318] ioctl(6, LOOP_CLR_FD) = 0 [pid 318] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 318] close(6) = 0 [pid 318] close(5) = 0 [pid 318] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 318] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 318] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 318] exit_group(0) = ? [pid 318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 320 ./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x5555880b8660, 24) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 320] setpgid(0, 0) = 0 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 320] write(3, "1000", 4) = 4 [pid 320] close(3) = 0 [pid 320] write(1, "executing program\n", 18) = 18 [pid 320] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 320] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 320] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 320] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 320] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 320] eventfd(0) = 4 [pid 320] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 320] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 320] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 320] memfd_create("syzkaller", 0) = 5 [pid 320] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 320] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 320] munmap(0x7f319b54f000, 138412032) = 0 [pid 320] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 320] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 320] ioctl(6, LOOP_CLR_FD) = 0 [pid 320] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 320] close(6) = 0 [pid 320] close(5) = 0 [pid 320] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 320] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 320] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 320] exit_group(0) = ? [pid 320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 323 ./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x5555880b8660, 24) = 0 [pid 323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 323] setpgid(0, 0) = 0 [pid 323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 323] write(3, "1000", 4) = 4 [pid 323] close(3) = 0 executing program [pid 323] write(1, "executing program\n", 18) = 18 [pid 323] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 323] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 323] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 323] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 323] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 323] eventfd(0) = 4 [pid 323] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 323] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 323] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 323] memfd_create("syzkaller", 0) = 5 [pid 323] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 323] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 323] munmap(0x7f319b54f000, 138412032) = 0 [pid 323] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 323] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 323] ioctl(6, LOOP_CLR_FD) = 0 [pid 323] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 323] close(6) = 0 [pid 323] close(5) = 0 [pid 323] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 323] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 323] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 323] exit_group(0) = ? [pid 323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 325 ./strace-static-x86_64: Process 325 attached [pid 325] set_robust_list(0x5555880b8660, 24) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 325] write(1, "executing program\n", 18executing program ) = 18 [pid 325] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 325] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 325] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 325] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 325] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 325] eventfd(0) = 4 [pid 325] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 325] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 325] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 325] memfd_create("syzkaller", 0) = 5 [pid 325] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 325] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 325] munmap(0x7f319b54f000, 138412032) = 0 [pid 325] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 325] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 325] ioctl(6, LOOP_CLR_FD) = 0 [pid 325] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 325] close(6) = 0 [pid 325] close(5) = 0 [pid 325] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 325] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 325] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 325] exit_group(0) = ? [pid 325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 327 ./strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x5555880b8660, 24) = 0 [pid 327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 327] setpgid(0, 0) = 0 [pid 327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 327] write(3, "1000", 4) = 4 [pid 327] close(3) = 0 [pid 327] write(1, "executing program\n", 18) = 18 [pid 327] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 327] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 327] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 327] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 327] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 327] eventfd(0) = 4 [pid 327] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 327] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 327] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 327] memfd_create("syzkaller", 0) = 5 [pid 327] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 327] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 327] munmap(0x7f319b54f000, 138412032) = 0 [pid 327] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 327] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 327] ioctl(6, LOOP_CLR_FD) = 0 [pid 327] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 327] close(6) = 0 [pid 327] close(5) = 0 [pid 327] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 327] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 327] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 327] exit_group(0) = ? [pid 327] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 329 ./strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x5555880b8660, 24) = 0 [pid 329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 329] setpgid(0, 0) = 0 [pid 329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 329] write(3, "1000", 4) = 4 [pid 329] close(3) = 0 [pid 329] write(1, "executing program\n", 18executing program ) = 18 [pid 329] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 329] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 329] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 329] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 329] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 329] eventfd(0) = 4 [pid 329] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 329] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 329] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 329] memfd_create("syzkaller", 0) = 5 [pid 329] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 329] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 329] munmap(0x7f319b54f000, 138412032) = 0 [pid 329] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 329] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 329] ioctl(6, LOOP_CLR_FD) = 0 [pid 329] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 329] close(6) = 0 [pid 329] close(5) = 0 [pid 329] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 329] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 329] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 329] exit_group(0) = ? [pid 329] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 331 ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x5555880b8660, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 331] close(3) = 0 [pid 331] write(1, "executing program\n", 18executing program ) = 18 [pid 331] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 331] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 331] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 331] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 331] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 331] eventfd(0) = 4 [pid 331] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 331] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 331] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 331] memfd_create("syzkaller", 0) = 5 [pid 331] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 331] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 331] munmap(0x7f319b54f000, 138412032) = 0 [pid 331] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 331] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 331] ioctl(6, LOOP_CLR_FD) = 0 [pid 331] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 331] close(6) = 0 [pid 331] close(5) = 0 [pid 331] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 331] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 331] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 331] exit_group(0) = ? [pid 331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 333 ./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x5555880b8660, 24) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 333] write(3, "1000", 4) = 4 [pid 333] close(3) = 0 [pid 333] write(1, "executing program\n", 18) = 18 [pid 333] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 333] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 333] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 333] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 333] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 333] eventfd(0) = 4 [pid 333] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 333] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 333] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 333] memfd_create("syzkaller", 0) = 5 [pid 333] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 333] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 333] munmap(0x7f319b54f000, 138412032) = 0 [pid 333] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 333] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 333] ioctl(6, LOOP_CLR_FD) = 0 [pid 333] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 333] close(6) = 0 [pid 333] close(5) = 0 [pid 333] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 333] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 333] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 333] exit_group(0) = ? [pid 333] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 335 ./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x5555880b8660, 24) = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3) = 0 [pid 335] write(1, "executing program\n", 18executing program ) = 18 [pid 335] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 335] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 335] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 335] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 335] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 335] eventfd(0) = 4 [pid 335] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 335] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 335] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 335] memfd_create("syzkaller", 0) = 5 [pid 335] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 335] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 335] munmap(0x7f319b54f000, 138412032) = 0 [pid 335] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 335] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 335] ioctl(6, LOOP_CLR_FD) = 0 [pid 335] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 335] close(6) = 0 [pid 335] close(5) = 0 [pid 335] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 335] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 335] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 335] exit_group(0) = ? [pid 335] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 337 ./strace-static-x86_64: Process 337 attached [pid 337] set_robust_list(0x5555880b8660, 24) = 0 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 337] setpgid(0, 0) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 337] write(3, "1000", 4) = 4 [pid 337] close(3) = 0 [pid 337] write(1, "executing program\n", 18executing program ) = 18 [pid 337] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 337] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 337] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 337] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 337] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 337] eventfd(0) = 4 [pid 337] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 337] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 337] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 337] memfd_create("syzkaller", 0) = 5 [pid 337] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 337] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 337] munmap(0x7f319b54f000, 138412032) = 0 [pid 337] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 337] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 337] ioctl(6, LOOP_CLR_FD) = 0 [pid 337] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 337] close(6) = 0 [pid 337] close(5) = 0 [pid 337] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 337] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 337] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 337] exit_group(0) = ? [pid 337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 339 ./strace-static-x86_64: Process 339 attached [pid 339] set_robust_list(0x5555880b8660, 24) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 339] setpgid(0, 0) = 0 [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 339] write(3, "1000", 4) = 4 [pid 339] close(3) = 0 [pid 339] write(1, "executing program\n", 18executing program ) = 18 [pid 339] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 339] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 339] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 339] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 339] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 339] eventfd(0) = 4 [pid 339] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 339] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 339] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 339] memfd_create("syzkaller", 0) = 5 [pid 339] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 339] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 339] munmap(0x7f319b54f000, 138412032) = 0 [pid 339] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 339] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 339] ioctl(6, LOOP_CLR_FD) = 0 [pid 339] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 339] close(6) = 0 [pid 339] close(5) = 0 [pid 339] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 339] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 339] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 339] exit_group(0) = ? [pid 339] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 341 ./strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x5555880b8660, 24) = 0 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 341] setpgid(0, 0) = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [pid 341] write(1, "executing program\n", 18) = 18 [pid 341] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 341] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 341] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 341] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 341] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 341] eventfd(0) = 4 [pid 341] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 341] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 341] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 341] memfd_create("syzkaller", 0) = 5 [pid 341] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 341] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 341] munmap(0x7f319b54f000, 138412032) = 0 [pid 341] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 341] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 341] ioctl(6, LOOP_CLR_FD) = 0 [pid 341] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 341] close(6) = 0 [pid 341] close(5) = 0 [pid 341] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 341] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 341] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 341] exit_group(0) = ? [pid 341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 343 ./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x5555880b8660, 24) = 0 [pid 343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 343] setpgid(0, 0) = 0 [pid 343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 343] write(3, "1000", 4) = 4 [pid 343] close(3executing program ) = 0 [pid 343] write(1, "executing program\n", 18) = 18 [pid 343] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 343] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 343] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 343] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 343] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 343] eventfd(0) = 4 [pid 343] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 343] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 343] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 343] memfd_create("syzkaller", 0) = 5 [pid 343] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 343] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 343] munmap(0x7f319b54f000, 138412032) = 0 [pid 343] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 343] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 343] ioctl(6, LOOP_CLR_FD) = 0 [pid 343] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 343] close(6) = 0 [pid 343] close(5) = 0 [pid 343] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 343] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 343] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 343] exit_group(0) = ? [pid 343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 345 ./strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x5555880b8660, 24) = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3executing program ) = 0 [pid 345] write(1, "executing program\n", 18) = 18 [pid 345] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 345] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 345] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 345] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 345] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 345] eventfd(0) = 4 [pid 345] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 345] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 345] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 345] memfd_create("syzkaller", 0) = 5 [pid 345] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 345] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 345] munmap(0x7f319b54f000, 138412032) = 0 [pid 345] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 345] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 345] ioctl(6, LOOP_CLR_FD) = 0 [pid 345] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 345] close(6) = 0 [pid 345] close(5) = 0 [pid 345] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 345] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 345] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 345] exit_group(0) = ? [pid 345] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 347 ./strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x5555880b8660, 24) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 347] setpgid(0, 0) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 347] write(3, "1000", 4) = 4 [pid 347] close(3) = 0 executing program [pid 347] write(1, "executing program\n", 18) = 18 [pid 347] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 347] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 347] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 347] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 347] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 347] eventfd(0) = 4 [pid 347] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 347] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 347] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 347] memfd_create("syzkaller", 0) = 5 [pid 347] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 347] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 347] munmap(0x7f319b54f000, 138412032) = 0 [pid 347] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 347] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 347] ioctl(6, LOOP_CLR_FD) = 0 [pid 347] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 347] close(6) = 0 [pid 347] close(5) = 0 [pid 347] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 347] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 347] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 347] exit_group(0) = ? [pid 347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 349 ./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x5555880b8660, 24) = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 349] setpgid(0, 0) = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 349] write(3, "1000", 4) = 4 [pid 349] close(3) = 0 [pid 349] write(1, "executing program\n", 18executing program ) = 18 [pid 349] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 349] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 349] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 349] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 349] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 349] eventfd(0) = 4 [pid 349] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 349] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 349] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 349] memfd_create("syzkaller", 0) = 5 [pid 349] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 349] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 349] munmap(0x7f319b54f000, 138412032) = 0 [pid 349] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 349] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 349] ioctl(6, LOOP_CLR_FD) = 0 [pid 349] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 349] close(6) = 0 [pid 349] close(5) = 0 [pid 349] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 349] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 349] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 349] exit_group(0) = ? [pid 349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 351 ./strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x5555880b8660, 24) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 351] write(3, "1000", 4) = 4 [pid 351] close(3) = 0 [pid 351] write(1, "executing program\n", 18executing program ) = 18 [pid 351] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 351] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 351] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 351] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 351] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 351] eventfd(0) = 4 [pid 351] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 351] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 351] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 351] memfd_create("syzkaller", 0) = 5 [pid 351] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 351] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 351] munmap(0x7f319b54f000, 138412032) = 0 [pid 351] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 351] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 351] ioctl(6, LOOP_CLR_FD) = 0 [pid 351] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 351] close(6) = 0 [pid 351] close(5) = 0 [pid 351] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 351] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 351] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 351] exit_group(0) = ? [pid 351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 353 executing program ./strace-static-x86_64: Process 353 attached [pid 353] set_robust_list(0x5555880b8660, 24) = 0 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 353] setpgid(0, 0) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 353] write(3, "1000", 4) = 4 [pid 353] close(3) = 0 [pid 353] write(1, "executing program\n", 18) = 18 [pid 353] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 353] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 353] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 353] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 353] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 353] eventfd(0) = 4 [pid 353] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 353] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 353] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 353] memfd_create("syzkaller", 0) = 5 [pid 353] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 353] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 353] munmap(0x7f319b54f000, 138412032) = 0 [pid 353] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 353] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 353] ioctl(6, LOOP_CLR_FD) = 0 [pid 353] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 353] close(6) = 0 [pid 353] close(5) = 0 [pid 353] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 353] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 353] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 353] exit_group(0) = ? [pid 353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 355 ./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x5555880b8660, 24) = 0 [pid 355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 355] setpgid(0, 0) = 0 [pid 355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 355] write(3, "1000", 4) = 4 [pid 355] close(3) = 0 [pid 355] write(1, "executing program\n", 18executing program ) = 18 [pid 355] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 355] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 355] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 355] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 355] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 355] eventfd(0) = 4 [pid 355] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 355] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 355] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 355] memfd_create("syzkaller", 0) = 5 [pid 355] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 355] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 355] munmap(0x7f319b54f000, 138412032) = 0 [pid 355] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 355] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 355] ioctl(6, LOOP_CLR_FD) = 0 [pid 355] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 355] close(6) = 0 [pid 355] close(5) = 0 [pid 355] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 355] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 355] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 355] exit_group(0) = ? [pid 355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 357 ./strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x5555880b8660, 24) = 0 [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 357] setpgid(0, 0) = 0 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 357] write(3, "1000", 4) = 4 [pid 357] close(3) = 0 [pid 357] write(1, "executing program\n", 18) = 18 [pid 357] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 357] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 357] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 357] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 357] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 357] eventfd(0) = 4 [pid 357] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 357] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 357] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 357] memfd_create("syzkaller", 0) = 5 [pid 357] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 357] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 357] munmap(0x7f319b54f000, 138412032) = 0 [pid 357] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 357] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 357] ioctl(6, LOOP_CLR_FD) = 0 [pid 357] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 357] close(6) = 0 [pid 357] close(5) = 0 [pid 357] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 357] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 357] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 357] exit_group(0) = ? [pid 357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x5555880b8660, 24) = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 359 [pid 359] <... openat resumed>) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 359] close(3executing program ) = 0 [pid 359] write(1, "executing program\n", 18) = 18 [pid 359] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 359] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 359] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 359] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 359] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 359] eventfd(0) = 4 [pid 359] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 359] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 359] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 359] memfd_create("syzkaller", 0) = 5 [pid 359] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 359] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 359] munmap(0x7f319b54f000, 138412032) = 0 [pid 359] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 359] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 359] ioctl(6, LOOP_CLR_FD) = 0 [pid 359] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 359] close(6) = 0 [pid 359] close(5) = 0 [pid 359] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 359] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 359] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 359] exit_group(0) = ? [pid 359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 362 ./strace-static-x86_64: Process 362 attached [pid 362] set_robust_list(0x5555880b8660, 24) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] write(1, "executing program\n", 18executing program ) = 18 [pid 362] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 362] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 362] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 362] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 362] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 362] eventfd(0) = 4 [pid 362] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 362] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 362] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 362] memfd_create("syzkaller", 0) = 5 [pid 362] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 362] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 362] munmap(0x7f319b54f000, 138412032) = 0 [pid 362] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 362] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 362] ioctl(6, LOOP_CLR_FD) = 0 [pid 362] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 362] close(6) = 0 [pid 362] close(5) = 0 [pid 362] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 362] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 362] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 362] exit_group(0) = ? [pid 362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 364 ./strace-static-x86_64: Process 364 attached [pid 364] set_robust_list(0x5555880b8660, 24) = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 364] setpgid(0, 0) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 364] write(3, "1000", 4) = 4 [pid 364] close(3) = 0 [pid 364] write(1, "executing program\n", 18) = 18 [pid 364] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 364] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 364] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 364] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 364] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 364] eventfd(0) = 4 [pid 364] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 364] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 364] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 364] memfd_create("syzkaller", 0) = 5 [pid 364] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 364] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 364] munmap(0x7f319b54f000, 138412032) = 0 [pid 364] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 364] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 364] ioctl(6, LOOP_CLR_FD) = 0 [pid 364] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 364] close(6) = 0 [pid 364] close(5) = 0 [pid 364] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 364] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 364] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 364] exit_group(0) = ? [pid 364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 366 attached [pid 366] set_robust_list(0x5555880b8660, 24) = 0 [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 366] setpgid(0, 0) = 0 [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 366 [pid 366] write(3, "1000", 4) = 4 [pid 366] close(3) = 0 [pid 366] write(1, "executing program\n", 18executing program ) = 18 [pid 366] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 366] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 366] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 366] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 366] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 366] eventfd(0) = 4 [pid 366] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 366] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 366] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 366] memfd_create("syzkaller", 0) = 5 [pid 366] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 366] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 366] munmap(0x7f319b54f000, 138412032) = 0 [pid 366] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 366] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 366] ioctl(6, LOOP_CLR_FD) = 0 [pid 366] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 366] close(6) = 0 [pid 366] close(5) = 0 [pid 366] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 366] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 366] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 366] exit_group(0) = ? [pid 366] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 368 ./strace-static-x86_64: Process 368 attached [pid 368] set_robust_list(0x5555880b8660, 24) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3) = 0 [pid 368] write(1, "executing program\n", 18executing program ) = 18 [pid 368] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 368] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 368] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 368] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 368] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 368] eventfd(0) = 4 [pid 368] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 368] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 368] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 368] memfd_create("syzkaller", 0) = 5 [pid 368] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 368] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 368] munmap(0x7f319b54f000, 138412032) = 0 [pid 368] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 368] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 368] ioctl(6, LOOP_CLR_FD) = 0 [pid 368] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 368] close(6) = 0 [pid 368] close(5) = 0 [pid 368] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 368] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 368] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 368] exit_group(0) = ? [pid 368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 370 ./strace-static-x86_64: Process 370 attached [pid 370] set_robust_list(0x5555880b8660, 24) = 0 [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 370] setpgid(0, 0) = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3) = 0 [pid 370] write(1, "executing program\n", 18executing program ) = 18 [pid 370] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 370] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 370] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 370] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 370] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 370] eventfd(0) = 4 [pid 370] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 370] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 370] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 370] memfd_create("syzkaller", 0) = 5 [pid 370] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 370] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 370] munmap(0x7f319b54f000, 138412032) = 0 [pid 370] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 370] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 370] ioctl(6, LOOP_CLR_FD) = 0 [pid 370] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 370] close(6) = 0 [pid 370] close(5) = 0 [pid 370] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 370] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 370] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 370] exit_group(0) = ? [pid 370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=370, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 372 ./strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x5555880b8660, 24) = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 372] setpgid(0, 0) = 0 [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 372] write(3, "1000", 4) = 4 [pid 372] close(3) = 0 [pid 372] write(1, "executing program\n", 18executing program ) = 18 [pid 372] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 372] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 372] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 372] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 372] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 372] eventfd(0) = 4 [pid 372] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 372] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 372] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 372] memfd_create("syzkaller", 0) = 5 [pid 372] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 372] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 372] munmap(0x7f319b54f000, 138412032) = 0 [pid 372] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 372] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 372] ioctl(6, LOOP_CLR_FD) = 0 [pid 372] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 372] close(6) = 0 [pid 372] close(5) = 0 [pid 372] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 372] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 372] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 372] exit_group(0) = ? [pid 372] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=372, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 374 ./strace-static-x86_64: Process 374 attached [pid 374] set_robust_list(0x5555880b8660, 24) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3) = 0 [pid 374] write(1, "executing program\n", 18) = 18 [pid 374] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 374] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 374] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 374] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 374] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 374] eventfd(0) = 4 [pid 374] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 374] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 374] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 374] memfd_create("syzkaller", 0) = 5 [pid 374] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 374] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 374] munmap(0x7f319b54f000, 138412032) = 0 [pid 374] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 374] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 374] ioctl(6, LOOP_CLR_FD) = 0 [pid 374] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 374] close(6) = 0 [pid 374] close(5) = 0 [pid 374] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 374] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 374] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 374] exit_group(0) = ? [pid 374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 376 ./strace-static-x86_64: Process 376 attached [pid 376] set_robust_list(0x5555880b8660, 24) = 0 [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 376] setpgid(0, 0) = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 [pid 376] write(1, "executing program\n", 18executing program ) = 18 [pid 376] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 376] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 376] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 376] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 376] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 376] eventfd(0) = 4 [pid 376] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 376] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 376] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 376] memfd_create("syzkaller", 0) = 5 [pid 376] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 376] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 376] munmap(0x7f319b54f000, 138412032) = 0 [pid 376] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 376] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 376] ioctl(6, LOOP_CLR_FD) = 0 [pid 376] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 376] close(6) = 0 [pid 376] close(5) = 0 [pid 376] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 376] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 376] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 376] exit_group(0) = ? [pid 376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=376, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 378 ./strace-static-x86_64: Process 378 attached [pid 378] set_robust_list(0x5555880b8660, 24) = 0 [pid 378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 378] setpgid(0, 0) = 0 [pid 378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 378] write(3, "1000", 4) = 4 [pid 378] close(3) = 0 [pid 378] write(1, "executing program\n", 18executing program ) = 18 [pid 378] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 378] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 378] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 378] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 378] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 378] eventfd(0) = 4 [pid 378] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 378] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 378] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 378] memfd_create("syzkaller", 0) = 5 [pid 378] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 378] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 378] munmap(0x7f319b54f000, 138412032) = 0 [pid 378] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 378] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 378] ioctl(6, LOOP_CLR_FD) = 0 [pid 378] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 378] close(6) = 0 [pid 378] close(5) = 0 [pid 378] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 378] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 378] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 378] exit_group(0) = ? [pid 378] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=378, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 380 ./strace-static-x86_64: Process 380 attached [pid 380] set_robust_list(0x5555880b8660, 24) = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 executing program [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] write(1, "executing program\n", 18) = 18 [pid 380] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 380] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 380] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 380] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 380] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 380] eventfd(0) = 4 [pid 380] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 380] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 380] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 380] memfd_create("syzkaller", 0) = 5 [pid 380] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 380] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 380] munmap(0x7f319b54f000, 138412032) = 0 [pid 380] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 380] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 380] ioctl(6, LOOP_CLR_FD) = 0 [pid 380] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 380] close(6) = 0 [pid 380] close(5) = 0 [pid 380] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 380] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 380] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 380] exit_group(0) = ? [pid 380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 382 ./strace-static-x86_64: Process 382 attached [pid 382] set_robust_list(0x5555880b8660, 24) = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 0 [pid 382] write(1, "executing program\n", 18executing program ) = 18 [pid 382] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 382] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 382] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 382] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 382] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 382] eventfd(0) = 4 [pid 382] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 382] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 382] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 382] memfd_create("syzkaller", 0) = 5 [pid 382] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 382] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 382] munmap(0x7f319b54f000, 138412032) = 0 [pid 382] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 382] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 382] ioctl(6, LOOP_CLR_FD) = 0 [pid 382] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 382] close(6) = 0 [pid 382] close(5) = 0 [pid 382] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 382] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 382] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 382] exit_group(0) = ? [pid 382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=382, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 384 attached , child_tidptr=0x5555880b8650) = 384 [pid 384] set_robust_list(0x5555880b8660, 24) = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 [pid 384] write(1, "executing program\n", 18executing program ) = 18 [pid 384] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 384] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 384] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 384] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 384] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 384] eventfd(0) = 4 [pid 384] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 384] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 384] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 384] memfd_create("syzkaller", 0) = 5 [pid 384] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 384] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 384] munmap(0x7f319b54f000, 138412032) = 0 [pid 384] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 384] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 384] ioctl(6, LOOP_CLR_FD) = 0 [pid 384] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 384] close(6) = 0 [pid 384] close(5) = 0 [pid 384] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 384] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 384] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 384] exit_group(0) = ? [pid 384] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 386 ./strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x5555880b8660, 24) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 386] setpgid(0, 0) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 [pid 386] write(1, "executing program\n", 18) = 18 [pid 386] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 386] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 386] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 386] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 386] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 386] eventfd(0) = 4 [pid 386] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 386] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 386] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 386] memfd_create("syzkaller", 0) = 5 [pid 386] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 386] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 386] munmap(0x7f319b54f000, 138412032) = 0 [pid 386] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 386] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 386] ioctl(6, LOOP_CLR_FD) = 0 [pid 386] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 386] close(6) = 0 [pid 386] close(5) = 0 [pid 386] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 386] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 386] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 386] exit_group(0) = ? [pid 386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x5555880b8660, 24) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] setpgid(0, 0) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 388 [pid 388] <... openat resumed>) = 3 [pid 388] write(3, "1000", 4executing program ) = 4 [pid 388] close(3) = 0 [pid 388] write(1, "executing program\n", 18) = 18 [pid 388] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 388] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 388] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 388] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 388] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 388] eventfd(0) = 4 [pid 388] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 388] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 388] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 388] memfd_create("syzkaller", 0) = 5 [pid 388] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 388] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 388] munmap(0x7f319b54f000, 138412032) = 0 [pid 388] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 388] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 388] ioctl(6, LOOP_CLR_FD) = 0 [pid 388] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 388] close(6) = 0 [pid 388] close(5) = 0 [pid 388] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 388] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 388] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 388] exit_group(0) = ? [pid 388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 390 ./strace-static-x86_64: Process 390 attached [pid 390] set_robust_list(0x5555880b8660, 24) = 0 [pid 390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 390] setpgid(0, 0) = 0 [pid 390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 390] write(3, "1000", 4) = 4 [pid 390] close(3) = 0 [pid 390] write(1, "executing program\n", 18executing program ) = 18 [pid 390] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 390] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 390] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 390] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 390] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 390] eventfd(0) = 4 [pid 390] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 390] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 390] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 390] memfd_create("syzkaller", 0) = 5 [pid 390] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 390] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 390] munmap(0x7f319b54f000, 138412032) = 0 [pid 390] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 390] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 390] ioctl(6, LOOP_CLR_FD) = 0 [pid 390] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 390] close(6) = 0 [pid 390] close(5) = 0 [pid 390] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 390] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 390] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 390] exit_group(0) = ? [pid 390] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 392 ./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x5555880b8660, 24) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] write(1, "executing program\n", 18) = 18 [pid 392] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 392] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 392] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 392] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 392] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 392] eventfd(0) = 4 [pid 392] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 392] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 392] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 392] memfd_create("syzkaller", 0) = 5 [pid 392] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 392] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 392] munmap(0x7f319b54f000, 138412032) = 0 [pid 392] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 392] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 392] ioctl(6, LOOP_CLR_FD) = 0 [pid 392] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 392] close(6) = 0 [pid 392] close(5) = 0 [pid 392] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 392] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 392] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 392] exit_group(0) = ? [pid 392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 394 ./strace-static-x86_64: Process 394 attached [pid 394] set_robust_list(0x5555880b8660, 24) = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [pid 394] write(1, "executing program\n", 18executing program ) = 18 [pid 394] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 394] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 394] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 394] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 394] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 394] eventfd(0) = 4 [pid 394] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 394] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 394] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 394] memfd_create("syzkaller", 0) = 5 [pid 394] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 394] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 394] munmap(0x7f319b54f000, 138412032) = 0 [pid 394] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 394] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 394] ioctl(6, LOOP_CLR_FD) = 0 [pid 394] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 394] close(6) = 0 [pid 394] close(5) = 0 [pid 394] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 394] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 394] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 394] exit_group(0) = ? [pid 394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 396 ./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x5555880b8660, 24) = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 396] setpgid(0, 0) = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 396] write(3, "1000", 4) = 4 [pid 396] close(3) = 0 [pid 396] write(1, "executing program\n", 18) = 18 [pid 396] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 396] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 396] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 396] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 396] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 396] eventfd(0) = 4 [pid 396] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 396] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 396] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 396] memfd_create("syzkaller", 0) = 5 [pid 396] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 396] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 396] munmap(0x7f319b54f000, 138412032) = 0 [pid 396] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 396] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 396] ioctl(6, LOOP_CLR_FD) = 0 [pid 396] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 396] close(6) = 0 [pid 396] close(5) = 0 [pid 396] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 396] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 396] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 396] exit_group(0) = ? [pid 396] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=396, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 398 ./strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x5555880b8660, 24) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] setpgid(0, 0) = 0 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 398] write(3, "1000", 4) = 4 [pid 398] close(3) = 0 [pid 398] write(1, "executing program\n", 18) = 18 [pid 398] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 398] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 398] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 398] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 398] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 398] eventfd(0) = 4 [pid 398] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 398] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 398] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 398] memfd_create("syzkaller", 0) = 5 [pid 398] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 398] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 398] munmap(0x7f319b54f000, 138412032) = 0 [pid 398] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 398] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 398] ioctl(6, LOOP_CLR_FD) = 0 [pid 398] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 398] close(6) = 0 [pid 398] close(5) = 0 [pid 398] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 398] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 398] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 398] exit_group(0) = ? [pid 398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 400 ./strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x5555880b8660, 24) = 0 [pid 400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 400] setpgid(0, 0) = 0 [pid 400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 400] write(3, "1000", 4) = 4 [pid 400] close(3executing program ) = 0 [pid 400] write(1, "executing program\n", 18) = 18 [pid 400] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 400] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 400] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 400] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 400] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 400] eventfd(0) = 4 [pid 400] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 400] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 400] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 400] memfd_create("syzkaller", 0) = 5 [pid 400] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 400] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 400] munmap(0x7f319b54f000, 138412032) = 0 [pid 400] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 400] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 400] ioctl(6, LOOP_CLR_FD) = 0 [pid 400] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 400] close(6) = 0 [pid 400] close(5) = 0 [pid 400] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 400] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 400] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 400] exit_group(0) = ? [pid 400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 executing program close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 402 ./strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x5555880b8660, 24) = 0 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 402] write(3, "1000", 4) = 4 [pid 402] close(3) = 0 [pid 402] write(1, "executing program\n", 18) = 18 [pid 402] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 402] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 402] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 402] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 402] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 402] eventfd(0) = 4 [pid 402] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 402] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 402] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 402] memfd_create("syzkaller", 0) = 5 [pid 402] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 402] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 402] munmap(0x7f319b54f000, 138412032) = 0 [pid 402] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 402] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 402] ioctl(6, LOOP_CLR_FD) = 0 [pid 402] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 402] close(6) = 0 [pid 402] close(5) = 0 [pid 402] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 402] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 402] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 402] exit_group(0) = ? [pid 402] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=402, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 404 ./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x5555880b8660, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] write(1, "executing program\n", 18) = 18 [pid 404] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 404] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 404] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 404] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 404] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 404] eventfd(0) = 4 [pid 404] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 404] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 404] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 404] memfd_create("syzkaller", 0) = 5 [pid 404] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 404] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 404] munmap(0x7f319b54f000, 138412032) = 0 [pid 404] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 404] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 404] ioctl(6, LOOP_CLR_FD) = 0 [pid 404] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 404] close(6) = 0 [pid 404] close(5) = 0 [pid 404] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 404] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 404] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 404] exit_group(0) = ? [pid 404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 406 ./strace-static-x86_64: Process 406 attached [pid 406] set_robust_list(0x5555880b8660, 24) = 0 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] write(1, "executing program\n", 18) = 18 [pid 406] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 406] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 406] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 406] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 406] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 406] eventfd(0) = 4 [pid 406] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 406] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 406] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 406] memfd_create("syzkaller", 0) = 5 [pid 406] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 406] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 406] munmap(0x7f319b54f000, 138412032) = 0 [pid 406] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 406] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 406] ioctl(6, LOOP_CLR_FD) = 0 [pid 406] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 406] close(6) = 0 [pid 406] close(5) = 0 [pid 406] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 406] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 406] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 406] exit_group(0) = ? [pid 406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=406, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 408 ./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x5555880b8660, 24) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 408] setpgid(0, 0) = 0 [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 408] write(3, "1000", 4) = 4 [pid 408] close(3) = 0 [pid 408] write(1, "executing program\n", 18executing program ) = 18 [pid 408] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 408] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 408] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 408] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 408] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 408] eventfd(0) = 4 [pid 408] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 408] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 408] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 408] memfd_create("syzkaller", 0) = 5 [pid 408] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 408] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 408] munmap(0x7f319b54f000, 138412032) = 0 [pid 408] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 408] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 408] ioctl(6, LOOP_CLR_FD) = 0 [pid 408] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 408] close(6) = 0 [pid 408] close(5) = 0 [pid 408] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 408] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 408] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 408] exit_group(0) = ? [pid 408] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 410 ./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x5555880b8660, 24) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] write(1, "executing program\n", 18executing program ) = 18 [pid 410] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 410] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 410] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 410] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 410] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 410] eventfd(0) = 4 [pid 410] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 410] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 410] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 410] memfd_create("syzkaller", 0) = 5 [pid 410] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 410] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 410] munmap(0x7f319b54f000, 138412032) = 0 [pid 410] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 410] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 410] ioctl(6, LOOP_CLR_FD) = 0 [pid 410] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 410] close(6) = 0 [pid 410] close(5) = 0 [pid 410] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 410] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 410] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 410] exit_group(0) = ? [pid 410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 412 ./strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x5555880b8660, 24) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 412] setpgid(0, 0) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] write(3, "1000", 4) = 4 [pid 412] close(3) = 0 [pid 412] write(1, "executing program\n", 18) = 18 [pid 412] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 412] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 412] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 412] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 412] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 412] eventfd(0) = 4 [pid 412] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 412] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 412] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 412] memfd_create("syzkaller", 0) = 5 [pid 412] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 412] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 412] munmap(0x7f319b54f000, 138412032) = 0 [pid 412] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 412] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 412] ioctl(6, LOOP_CLR_FD) = 0 [pid 412] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 412] close(6) = 0 [pid 412] close(5) = 0 [pid 412] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 412] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 412] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 412] exit_group(0) = ? [pid 412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 414 ./strace-static-x86_64: Process 414 attached [pid 414] set_robust_list(0x5555880b8660, 24) = 0 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 414] setpgid(0, 0) = 0 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 414] write(3, "1000", 4) = 4 [pid 414] close(3) = 0 [pid 414] write(1, "executing program\n", 18executing program ) = 18 [pid 414] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 414] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 414] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 414] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 414] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 414] eventfd(0) = 4 [pid 414] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 414] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 414] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 414] memfd_create("syzkaller", 0) = 5 [pid 414] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 414] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 414] munmap(0x7f319b54f000, 138412032) = 0 [pid 414] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 414] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 414] ioctl(6, LOOP_CLR_FD) = 0 [pid 414] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 414] close(6) = 0 [pid 414] close(5) = 0 [pid 414] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 414] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 414] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 414] exit_group(0) = ? [pid 414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=414, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 416 ./strace-static-x86_64: Process 416 attached [pid 416] set_robust_list(0x5555880b8660, 24) = 0 [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 416] setpgid(0, 0) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 416] write(3, "1000", 4) = 4 [pid 416] close(3) = 0 [pid 416] write(1, "executing program\n", 18executing program ) = 18 [pid 416] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 416] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 416] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 416] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 416] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 416] eventfd(0) = 4 [pid 416] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 416] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 416] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 416] memfd_create("syzkaller", 0) = 5 [pid 416] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 416] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 416] munmap(0x7f319b54f000, 138412032) = 0 [pid 416] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 416] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 416] ioctl(6, LOOP_CLR_FD) = 0 [pid 416] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 416] close(6) = 0 [pid 416] close(5) = 0 [pid 416] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 416] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 416] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 416] exit_group(0) = ? [pid 416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 419 ./strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x5555880b8660, 24) = 0 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 0 [pid 419] write(1, "executing program\n", 18) = 18 [pid 419] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 419] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 419] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 419] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 419] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 419] eventfd(0) = 4 [pid 419] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 419] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 419] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 419] memfd_create("syzkaller", 0) = 5 [pid 419] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 419] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 419] munmap(0x7f319b54f000, 138412032) = 0 [pid 419] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 419] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 419] ioctl(6, LOOP_CLR_FD) = 0 [pid 419] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 419] close(6) = 0 [pid 419] close(5) = 0 [pid 419] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 419] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 419] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 419] exit_group(0) = ? [pid 419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=419, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 421 ./strace-static-x86_64: Process 421 attached [pid 421] set_robust_list(0x5555880b8660, 24) = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 421] setpgid(0, 0) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4) = 4 [pid 421] close(3) = 0 [pid 421] write(1, "executing program\n", 18) = 18 [pid 421] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 421] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 421] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 421] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 421] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 421] eventfd(0) = 4 [pid 421] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 421] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 421] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 421] memfd_create("syzkaller", 0) = 5 [pid 421] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 421] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 421] munmap(0x7f319b54f000, 138412032) = 0 [pid 421] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 421] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 421] ioctl(6, LOOP_CLR_FD) = 0 [pid 421] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 421] close(6) = 0 [pid 421] close(5) = 0 [pid 421] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 421] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 421] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 421] exit_group(0) = ? [pid 421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 423 ./strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x5555880b8660, 24) = 0 [pid 423] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 423] setpgid(0, 0) = 0 [pid 423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 423] write(3, "1000", 4) = 4 [pid 423] close(3) = 0 [pid 423] write(1, "executing program\n", 18) = 18 [pid 423] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 423] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 423] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 423] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 423] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 423] eventfd(0) = 4 [pid 423] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 423] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 423] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 423] memfd_create("syzkaller", 0) = 5 [pid 423] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 423] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 423] munmap(0x7f319b54f000, 138412032) = 0 [pid 423] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 423] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 423] ioctl(6, LOOP_CLR_FD) = 0 [pid 423] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 423] close(6) = 0 [pid 423] close(5) = 0 [pid 423] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 423] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 423] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 423] exit_group(0) = ? [pid 423] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 425 ./strace-static-x86_64: Process 425 attached [pid 425] set_robust_list(0x5555880b8660, 24) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 425] setpgid(0, 0) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 425] write(3, "1000", 4) = 4 [pid 425] close(3) = 0 [pid 425] write(1, "executing program\n", 18executing program ) = 18 [pid 425] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 425] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 425] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 425] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 425] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 425] eventfd(0) = 4 [pid 425] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 425] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 425] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 425] memfd_create("syzkaller", 0) = 5 [pid 425] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 425] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 425] munmap(0x7f319b54f000, 138412032) = 0 [pid 425] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 425] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 425] ioctl(6, LOOP_CLR_FD) = 0 [pid 425] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 425] close(6) = 0 [pid 425] close(5) = 0 [pid 425] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 425] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 425] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 425] exit_group(0) = ? [pid 425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 427 ./strace-static-x86_64: Process 427 attached [pid 427] set_robust_list(0x5555880b8660, 24) = 0 [pid 427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 427] setpgid(0, 0) = 0 [pid 427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 427] write(3, "1000", 4) = 4 [pid 427] close(3) = 0 [pid 427] write(1, "executing program\n", 18) = 18 [pid 427] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 427] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 427] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 427] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 427] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 427] eventfd(0) = 4 [pid 427] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 427] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 427] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 427] memfd_create("syzkaller", 0) = 5 [pid 427] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 427] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 427] munmap(0x7f319b54f000, 138412032) = 0 [pid 427] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 427] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 427] ioctl(6, LOOP_CLR_FD) = 0 [pid 427] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 427] close(6) = 0 [pid 427] close(5) = 0 [pid 427] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 427] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 427] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 427] exit_group(0) = ? [pid 427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=427, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 429 ./strace-static-x86_64: Process 429 attached [pid 429] set_robust_list(0x5555880b8660, 24) = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 429] setpgid(0, 0) = 0 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 429] write(3, "1000", 4) = 4 [pid 429] close(3executing program ) = 0 [pid 429] write(1, "executing program\n", 18) = 18 [pid 429] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 429] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 429] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 429] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 429] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 429] eventfd(0) = 4 [pid 429] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 429] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 429] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 429] memfd_create("syzkaller", 0) = 5 [pid 429] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 429] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 429] munmap(0x7f319b54f000, 138412032) = 0 [pid 429] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 429] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 429] ioctl(6, LOOP_CLR_FD) = 0 [pid 429] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 429] close(6) = 0 [pid 429] close(5) = 0 [pid 429] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 429] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 429] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 429] exit_group(0) = ? [pid 429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 431 ./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x5555880b8660, 24) = 0 [pid 431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 431] setpgid(0, 0) = 0 [pid 431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 431] write(3, "1000", 4) = 4 [pid 431] close(3) = 0 [pid 431] write(1, "executing program\n", 18) = 18 [pid 431] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 431] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 431] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 431] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 431] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 431] eventfd(0) = 4 [pid 431] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 431] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 431] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 431] memfd_create("syzkaller", 0) = 5 [pid 431] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 431] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 431] munmap(0x7f319b54f000, 138412032) = 0 [pid 431] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 431] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 431] ioctl(6, LOOP_CLR_FD) = 0 [pid 431] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 431] close(6) = 0 [pid 431] close(5) = 0 [pid 431] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 431] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 431] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 431] exit_group(0) = ? [pid 431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 433 ./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x5555880b8660, 24) = 0 [pid 433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 433] setpgid(0, 0) = 0 [pid 433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 433] write(3, "1000", 4) = 4 [pid 433] close(3) = 0 [pid 433] write(1, "executing program\n", 18) = 18 [pid 433] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 433] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 433] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 433] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 433] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 433] eventfd(0) = 4 [pid 433] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 433] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 433] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 433] memfd_create("syzkaller", 0) = 5 [pid 433] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 433] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 433] munmap(0x7f319b54f000, 138412032) = 0 [pid 433] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 433] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 433] ioctl(6, LOOP_CLR_FD) = 0 [pid 433] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 433] close(6) = 0 [pid 433] close(5) = 0 [pid 433] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 433] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 433] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 433] exit_group(0) = ? [pid 433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 435 ./strace-static-x86_64: Process 435 attached [pid 435] set_robust_list(0x5555880b8660, 24) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 435] setpgid(0, 0) = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 435] close(3) = 0 [pid 435] write(1, "executing program\n", 18) = 18 [pid 435] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 435] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 435] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 435] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 435] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 435] eventfd(0) = 4 [pid 435] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 435] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 435] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 435] memfd_create("syzkaller", 0) = 5 [pid 435] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 435] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 435] munmap(0x7f319b54f000, 138412032) = 0 [pid 435] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 435] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 435] ioctl(6, LOOP_CLR_FD) = 0 [pid 435] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 435] close(6) = 0 [pid 435] close(5) = 0 [pid 435] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 435] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 435] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 435] exit_group(0) = ? [pid 435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 437 ./strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x5555880b8660, 24) = 0 [pid 437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 437] setpgid(0, 0) = 0 [pid 437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 437] write(3, "1000", 4) = 4 [pid 437] close(3) = 0 [pid 437] write(1, "executing program\n", 18executing program ) = 18 [pid 437] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 437] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 437] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 437] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 437] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 437] eventfd(0) = 4 [pid 437] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 437] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 437] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 437] memfd_create("syzkaller", 0) = 5 [pid 437] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 437] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 437] munmap(0x7f319b54f000, 138412032) = 0 [pid 437] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 437] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 437] ioctl(6, LOOP_CLR_FD) = 0 [pid 437] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 437] close(6) = 0 [pid 437] close(5) = 0 [pid 437] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 437] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 437] exit_group(0) = ? [pid 437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 439 ./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x5555880b8660, 24) = 0 [pid 439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 439] setpgid(0, 0) = 0 [pid 439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 439] write(3, "1000", 4) = 4 [pid 439] close(3) = 0 [pid 439] write(1, "executing program\n", 18executing program ) = 18 [pid 439] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 439] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 439] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 439] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 439] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 439] eventfd(0) = 4 [pid 439] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 439] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 439] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 439] memfd_create("syzkaller", 0) = 5 [pid 439] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 439] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 439] munmap(0x7f319b54f000, 138412032) = 0 [pid 439] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 439] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 439] ioctl(6, LOOP_CLR_FD) = 0 [pid 439] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 439] close(6) = 0 [pid 439] close(5) = 0 [pid 439] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 439] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 439] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 439] exit_group(0) = ? [pid 439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=439, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 441 ./strace-static-x86_64: Process 441 attached [pid 441] set_robust_list(0x5555880b8660, 24) = 0 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 441] setpgid(0, 0) = 0 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 441] write(3, "1000", 4) = 4 [pid 441] close(3) = 0 [pid 441] write(1, "executing program\n", 18) = 18 [pid 441] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 441] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 441] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 441] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 441] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 441] eventfd(0) = 4 [pid 441] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 441] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 441] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 441] memfd_create("syzkaller", 0) = 5 [pid 441] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 441] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 441] munmap(0x7f319b54f000, 138412032) = 0 [pid 441] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 441] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 441] ioctl(6, LOOP_CLR_FD) = 0 [pid 441] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 441] close(6) = 0 [pid 441] close(5) = 0 [pid 441] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 441] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 441] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 441] exit_group(0) = ? [pid 441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 443 ./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x5555880b8660, 24) = 0 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 443] setpgid(0, 0) = 0 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 443] write(3, "1000", 4) = 4 [pid 443] close(3) = 0 [pid 443] write(1, "executing program\n", 18) = 18 [pid 443] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 443] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 443] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 443] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 443] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 443] eventfd(0) = 4 [pid 443] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 443] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 443] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 443] memfd_create("syzkaller", 0) = 5 [pid 443] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 443] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 443] munmap(0x7f319b54f000, 138412032) = 0 [pid 443] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 443] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 443] ioctl(6, LOOP_CLR_FD) = 0 [pid 443] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 443] close(6) = 0 [pid 443] close(5) = 0 [pid 443] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 443] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 443] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 443] exit_group(0) = ? [pid 443] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 445 attached [pid 445] set_robust_list(0x5555880b8660, 24) = 0 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 445] setpgid(0, 0) = 0 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 445] write(3, "1000", 4) = 4 [pid 445] close(3) = 0 [pid 445] write(1, "executing program\n", 18) = 18 [pid 445] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 445] ioctl(3, VHOST_SET_OWNER [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 445 [pid 445] <... ioctl resumed>, 0) = 0 [pid 445] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 445] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 445] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 445] eventfd(0) = 4 [pid 445] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 445] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 445] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 445] memfd_create("syzkaller", 0) = 5 [pid 445] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 445] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 445] munmap(0x7f319b54f000, 138412032) = 0 [pid 445] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 445] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 445] ioctl(6, LOOP_CLR_FD) = 0 [pid 445] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 445] close(6) = 0 [pid 445] close(5) = 0 [pid 445] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 445] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 445] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 445] exit_group(0) = ? [pid 445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 447 ./strace-static-x86_64: Process 447 attached [pid 447] set_robust_list(0x5555880b8660, 24) = 0 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 447] setpgid(0, 0) = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 447] write(3, "1000", 4) = 4 [pid 447] close(3) = 0 [pid 447] write(1, "executing program\n", 18) = 18 [pid 447] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 447] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 447] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 447] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 447] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 447] eventfd(0) = 4 [pid 447] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 447] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 447] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 447] memfd_create("syzkaller", 0) = 5 [pid 447] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 447] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 447] munmap(0x7f319b54f000, 138412032) = 0 [pid 447] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 447] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 447] ioctl(6, LOOP_CLR_FD) = 0 [pid 447] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 447] close(6) = 0 [pid 447] close(5) = 0 [pid 447] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 447] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 447] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 447] exit_group(0) = ? [pid 447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 449 ./strace-static-x86_64: Process 449 attached [pid 449] set_robust_list(0x5555880b8660, 24) = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 449] setpgid(0, 0) = 0 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3) = 0 [pid 449] write(1, "executing program\n", 18) = 18 [pid 449] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 449] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 449] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 449] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 449] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 449] eventfd(0) = 4 [pid 449] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 449] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 449] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 449] memfd_create("syzkaller", 0) = 5 [pid 449] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 449] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 449] munmap(0x7f319b54f000, 138412032) = 0 [pid 449] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 449] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 449] ioctl(6, LOOP_CLR_FD) = 0 [pid 449] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 449] close(6) = 0 [pid 449] close(5) = 0 [pid 449] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 449] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 449] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 449] exit_group(0) = ? [pid 449] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 451 ./strace-static-x86_64: Process 451 attached [pid 451] set_robust_list(0x5555880b8660, 24) = 0 [pid 451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 451] setpgid(0, 0) = 0 [pid 451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 451] write(3, "1000", 4) = 4 [pid 451] close(3) = 0 [pid 451] write(1, "executing program\n", 18) = 18 [pid 451] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 451] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 451] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 451] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 451] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 451] eventfd(0) = 4 [pid 451] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 451] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 451] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 451] memfd_create("syzkaller", 0) = 5 [pid 451] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 451] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 451] munmap(0x7f319b54f000, 138412032) = 0 [pid 451] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 451] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 451] ioctl(6, LOOP_CLR_FD) = 0 [pid 451] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 451] close(6) = 0 [pid 451] close(5) = 0 [pid 451] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 451] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 451] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 451] exit_group(0) = ? [pid 451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=451, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 453 ./strace-static-x86_64: Process 453 attached [pid 453] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 453] setpgid(0, 0) = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 453] write(1, "executing program\n", 18) = 18 [pid 453] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 453] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 453] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 453] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 453] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 453] eventfd(0) = 4 [pid 453] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 453] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 453] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 453] memfd_create("syzkaller", 0) = 5 [pid 453] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 453] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 453] munmap(0x7f319b54f000, 138412032) = 0 [pid 453] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 453] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 453] ioctl(6, LOOP_CLR_FD) = 0 [pid 453] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 453] close(6) = 0 [pid 453] close(5) = 0 [pid 453] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 453] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 453] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 453] exit_group(0) = ? [pid 453] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 455 ./strace-static-x86_64: Process 455 attached [pid 455] set_robust_list(0x5555880b8660, 24) = 0 [pid 455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 455] setpgid(0, 0) = 0 [pid 455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 455] write(3, "1000", 4) = 4 [pid 455] close(3) = 0 [pid 455] write(1, "executing program\n", 18) = 18 [pid 455] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 455] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 455] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 455] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 455] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 455] eventfd(0) = 4 [pid 455] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 455] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 455] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 455] memfd_create("syzkaller", 0) = 5 [pid 455] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 455] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 455] munmap(0x7f319b54f000, 138412032) = 0 [pid 455] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 455] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 455] ioctl(6, LOOP_CLR_FD) = 0 [pid 455] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 455] close(6) = 0 [pid 455] close(5) = 0 [pid 455] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 455] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 455] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 455] exit_group(0) = ? [pid 455] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 457 ./strace-static-x86_64: Process 457 attached [pid 457] set_robust_list(0x5555880b8660, 24) = 0 [pid 457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 457] setpgid(0, 0) = 0 [pid 457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 457] write(3, "1000", 4) = 4 [pid 457] close(3) = 0 [pid 457] write(1, "executing program\n", 18executing program ) = 18 [pid 457] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 457] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 457] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 457] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 457] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 457] eventfd(0) = 4 [pid 457] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 457] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 457] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 457] memfd_create("syzkaller", 0) = 5 [pid 457] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 457] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 457] munmap(0x7f319b54f000, 138412032) = 0 [pid 457] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 457] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 457] ioctl(6, LOOP_CLR_FD) = 0 [pid 457] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 457] close(6) = 0 [pid 457] close(5) = 0 [pid 457] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 457] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 457] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 457] exit_group(0) = ? [pid 457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 459 ./strace-static-x86_64: Process 459 attached [pid 459] set_robust_list(0x5555880b8660, 24) = 0 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 459] setpgid(0, 0) = 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 459] write(3, "1000", 4) = 4 [pid 459] close(3) = 0 [pid 459] write(1, "executing program\n", 18) = 18 [pid 459] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 459] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 459] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 459] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 459] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 459] eventfd(0) = 4 [pid 459] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 459] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 459] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 459] memfd_create("syzkaller", 0) = 5 [pid 459] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 459] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 459] munmap(0x7f319b54f000, 138412032) = 0 [pid 459] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 459] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 459] ioctl(6, LOOP_CLR_FD) = 0 [pid 459] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 459] close(6) = 0 [pid 459] close(5) = 0 [pid 459] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 459] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 459] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 459] exit_group(0) = ? [pid 459] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 461 ./strace-static-x86_64: Process 461 attached [pid 461] set_robust_list(0x5555880b8660, 24) = 0 [pid 461] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 461] setpgid(0, 0) = 0 [pid 461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 461] write(3, "1000", 4) = 4 [pid 461] close(3) = 0 [pid 461] write(1, "executing program\n", 18) = 18 [pid 461] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 461] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 461] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 461] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 461] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 461] eventfd(0) = 4 [pid 461] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 461] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 461] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 461] memfd_create("syzkaller", 0) = 5 [pid 461] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 461] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 461] munmap(0x7f319b54f000, 138412032) = 0 [pid 461] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 461] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 461] ioctl(6, LOOP_CLR_FD) = 0 [pid 461] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 461] close(6) = 0 [pid 461] close(5) = 0 [pid 461] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 461] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 461] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 461] exit_group(0) = ? [pid 461] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=461, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 463 ./strace-static-x86_64: Process 463 attached [pid 463] set_robust_list(0x5555880b8660, 24) = 0 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 463] setpgid(0, 0) = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 463] write(3, "1000", 4) = 4 [pid 463] close(3) = 0 [pid 463] write(1, "executing program\n", 18) = 18 [pid 463] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 463] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 463] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 463] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 463] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 463] eventfd(0) = 4 [pid 463] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 463] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 463] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 463] memfd_create("syzkaller", 0) = 5 [pid 463] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 463] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 463] munmap(0x7f319b54f000, 138412032) = 0 [pid 463] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 463] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 463] ioctl(6, LOOP_CLR_FD) = 0 [pid 463] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 463] close(6) = 0 [pid 463] close(5) = 0 [pid 463] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 463] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 463] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 463] exit_group(0) = ? [pid 463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 465 ./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] write(3, "1000", 4) = 4 [pid 465] close(3) = 0 [pid 465] write(1, "executing program\n", 18) = 18 [pid 465] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 465] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 465] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 465] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 465] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 465] eventfd(0) = 4 [pid 465] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 465] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 465] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 465] memfd_create("syzkaller", 0) = 5 [pid 465] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 465] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 465] munmap(0x7f319b54f000, 138412032) = 0 [pid 465] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 465] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 465] ioctl(6, LOOP_CLR_FD) = 0 [pid 465] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 465] close(6) = 0 [pid 465] close(5) = 0 [pid 465] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 465] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 465] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 465] exit_group(0) = ? [pid 465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 467 ./strace-static-x86_64: Process 467 attached [pid 467] set_robust_list(0x5555880b8660, 24) = 0 [pid 467] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 467] setpgid(0, 0) = 0 [pid 467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 467] write(3, "1000", 4) = 4 [pid 467] close(3) = 0 [pid 467] write(1, "executing program\n", 18executing program ) = 18 [pid 467] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 467] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 467] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 467] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 467] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 467] eventfd(0) = 4 [pid 467] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 467] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 467] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 467] memfd_create("syzkaller", 0) = 5 [pid 467] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 467] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 467] munmap(0x7f319b54f000, 138412032) = 0 [pid 467] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 467] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 467] ioctl(6, LOOP_CLR_FD) = 0 [pid 467] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 467] close(6) = 0 [pid 467] close(5) = 0 [pid 467] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 467] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 467] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 467] exit_group(0) = ? [pid 467] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=467, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 469 ./strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x5555880b8660, 24) = 0 [pid 469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 469] setpgid(0, 0) = 0 executing program [pid 469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 469] write(3, "1000", 4) = 4 [pid 469] close(3) = 0 [pid 469] write(1, "executing program\n", 18) = 18 [pid 469] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 469] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 469] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 469] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 469] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 469] eventfd(0) = 4 [pid 469] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 469] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 469] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 469] memfd_create("syzkaller", 0) = 5 [pid 469] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 469] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 469] munmap(0x7f319b54f000, 138412032) = 0 [pid 469] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 469] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 469] ioctl(6, LOOP_CLR_FD) = 0 [pid 469] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 469] close(6) = 0 [pid 469] close(5) = 0 [pid 469] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 469] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 469] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 469] exit_group(0) = ? [pid 469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 471 ./strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x5555880b8660, 24) = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 471] close(3) = 0 [pid 471] write(1, "executing program\n", 18executing program ) = 18 [pid 471] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 471] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 471] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 471] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 471] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 471] eventfd(0) = 4 [pid 471] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 471] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 471] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 471] memfd_create("syzkaller", 0) = 5 [pid 471] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 471] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 471] munmap(0x7f319b54f000, 138412032) = 0 [pid 471] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 471] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 471] ioctl(6, LOOP_CLR_FD) = 0 [pid 471] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 471] close(6) = 0 [pid 471] close(5) = 0 [pid 471] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 471] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 471] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 471] exit_group(0) = ? [pid 471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 473 ./strace-static-x86_64: Process 473 attached [pid 473] set_robust_list(0x5555880b8660, 24) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 473] setpgid(0, 0) = 0 [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 473] write(3, "1000", 4) = 4 [pid 473] close(3) = 0 [pid 473] write(1, "executing program\n", 18executing program ) = 18 [pid 473] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 473] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 473] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 473] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 473] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 473] eventfd(0) = 4 [pid 473] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 473] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 473] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 473] memfd_create("syzkaller", 0) = 5 [pid 473] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 473] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 473] munmap(0x7f319b54f000, 138412032) = 0 [pid 473] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 473] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 473] ioctl(6, LOOP_CLR_FD) = 0 [pid 473] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 473] close(6) = 0 [pid 473] close(5) = 0 [pid 473] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 473] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 473] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 473] exit_group(0) = ? [pid 473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 475 ./strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x5555880b8660, 24) = 0 [pid 475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 475] setpgid(0, 0) = 0 [pid 475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 475] write(3, "1000", 4) = 4 [pid 475] close(3) = 0 [pid 475] write(1, "executing program\n", 18executing program ) = 18 [pid 475] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 475] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 475] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 475] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 475] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 475] eventfd(0) = 4 [pid 475] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 475] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 475] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 475] memfd_create("syzkaller", 0) = 5 [pid 475] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 475] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 475] munmap(0x7f319b54f000, 138412032) = 0 [pid 475] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 475] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 475] ioctl(6, LOOP_CLR_FD) = 0 [pid 475] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 475] close(6) = 0 [pid 475] close(5) = 0 [pid 475] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 475] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 475] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 475] exit_group(0) = ? [pid 475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 478 ./strace-static-x86_64: Process 478 attached [pid 478] set_robust_list(0x5555880b8660, 24) = 0 [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 478] setpgid(0, 0) = 0 executing program [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 478] write(3, "1000", 4) = 4 [pid 478] close(3) = 0 [pid 478] write(1, "executing program\n", 18) = 18 [pid 478] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 478] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 478] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 478] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 478] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 478] eventfd(0) = 4 [pid 478] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 478] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 478] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 478] memfd_create("syzkaller", 0) = 5 [pid 478] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 478] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 478] munmap(0x7f319b54f000, 138412032) = 0 [pid 478] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 478] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 478] ioctl(6, LOOP_CLR_FD) = 0 [pid 478] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 478] close(6) = 0 [pid 478] close(5) = 0 [pid 478] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 478] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 478] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 478] exit_group(0) = ? [pid 478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=478, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 480 ./strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x5555880b8660, 24) = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 480] write(3, "1000", 4) = 4 [pid 480] close(3) = 0 [pid 480] write(1, "executing program\n", 18) = 18 [pid 480] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 480] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 480] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 480] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 480] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 480] eventfd(0) = 4 [pid 480] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 480] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 480] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 480] memfd_create("syzkaller", 0) = 5 [pid 480] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 480] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 480] munmap(0x7f319b54f000, 138412032) = 0 [pid 480] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 480] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 480] ioctl(6, LOOP_CLR_FD) = 0 [pid 480] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 480] close(6) = 0 [pid 480] close(5) = 0 [pid 480] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 480] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 480] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 480] exit_group(0) = ? [pid 480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 482 ./strace-static-x86_64: Process 482 attached [pid 482] set_robust_list(0x5555880b8660, 24) = 0 [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 482] setpgid(0, 0) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 482] write(3, "1000", 4) = 4 [pid 482] close(3) = 0 [pid 482] write(1, "executing program\n", 18) = 18 [pid 482] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 482] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 482] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 482] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 482] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 482] eventfd(0) = 4 [pid 482] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 482] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 482] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 482] memfd_create("syzkaller", 0) = 5 [pid 482] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 482] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 482] munmap(0x7f319b54f000, 138412032) = 0 [pid 482] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 482] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 482] ioctl(6, LOOP_CLR_FD) = 0 [pid 482] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 482] close(6) = 0 [pid 482] close(5) = 0 [pid 482] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 482] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 482] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 482] exit_group(0) = ? [pid 482] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 484 ./strace-static-x86_64: Process 484 attached [pid 484] set_robust_list(0x5555880b8660, 24) = 0 [pid 484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 484] setpgid(0, 0) = 0 [pid 484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 484] write(3, "1000", 4) = 4 [pid 484] close(3) = 0 [pid 484] write(1, "executing program\n", 18executing program ) = 18 [pid 484] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 484] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 484] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 484] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 484] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 484] eventfd(0) = 4 [pid 484] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 484] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 484] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 484] memfd_create("syzkaller", 0) = 5 [pid 484] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 484] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 484] munmap(0x7f319b54f000, 138412032) = 0 [pid 484] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 484] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 484] ioctl(6, LOOP_CLR_FD) = 0 [pid 484] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 484] close(6) = 0 [pid 484] close(5) = 0 [pid 484] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 484] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 484] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 484] exit_group(0) = ? [pid 484] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 486 ./strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x5555880b8660, 24) = 0 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 486] setpgid(0, 0) = 0 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3) = 0 [pid 486] write(1, "executing program\n", 18executing program ) = 18 [pid 486] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 486] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 486] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 486] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 486] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 486] eventfd(0) = 4 [pid 486] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 486] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 486] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 486] memfd_create("syzkaller", 0) = 5 [pid 486] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 486] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 486] munmap(0x7f319b54f000, 138412032) = 0 [pid 486] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 486] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 486] ioctl(6, LOOP_CLR_FD) = 0 [pid 486] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 486] close(6) = 0 [pid 486] close(5) = 0 [pid 486] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 486] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 486] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 486] exit_group(0) = ? [pid 486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 488 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x5555880b8660, 24) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 488] close(3) = 0 [pid 488] write(1, "executing program\n", 18) = 18 [pid 488] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 488] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 488] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 488] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 488] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 488] eventfd(0) = 4 [pid 488] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 488] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 488] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 488] memfd_create("syzkaller", 0) = 5 [pid 488] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 488] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 488] munmap(0x7f319b54f000, 138412032) = 0 [pid 488] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 488] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 488] ioctl(6, LOOP_CLR_FD) = 0 [pid 488] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 488] close(6) = 0 [pid 488] close(5) = 0 [pid 488] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 488] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 488] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 488] exit_group(0) = ? [pid 488] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=488, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 490 attached [pid 490] set_robust_list(0x5555880b8660, 24) = 0 [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 490] setpgid(0, 0) = 0 [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 490] write(3, "1000", 4) = 4 [pid 490] close(3) = 0 [pid 490] write(1, "executing program\n", 18) = 18 [pid 490] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 490] ioctl(3, VHOST_SET_OWNER [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 490 [pid 490] <... ioctl resumed>, 0) = 0 [pid 490] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 490] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 490] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 490] eventfd(0) = 4 [pid 490] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 490] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 490] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 490] memfd_create("syzkaller", 0) = 5 [pid 490] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 490] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 490] munmap(0x7f319b54f000, 138412032) = 0 [pid 490] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 490] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 490] ioctl(6, LOOP_CLR_FD) = 0 [pid 490] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 490] close(6) = 0 [pid 490] close(5) = 0 [pid 490] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 490] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 490] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 490] exit_group(0) = ? [pid 490] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=490, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 492 ./strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x5555880b8660, 24) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [pid 492] write(1, "executing program\n", 18executing program ) = 18 [pid 492] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 492] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 492] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 492] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 492] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 492] eventfd(0) = 4 [pid 492] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 492] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 492] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 492] memfd_create("syzkaller", 0) = 5 [pid 492] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 492] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 492] munmap(0x7f319b54f000, 138412032) = 0 [pid 492] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 492] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 492] ioctl(6, LOOP_CLR_FD) = 0 [pid 492] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 492] close(6) = 0 [pid 492] close(5) = 0 [pid 492] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 492] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 492] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 492] exit_group(0) = ? [pid 492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 494 ./strace-static-x86_64: Process 494 attached executing program [pid 494] set_robust_list(0x5555880b8660, 24) = 0 [pid 494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 494] setpgid(0, 0) = 0 [pid 494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 494] write(3, "1000", 4) = 4 [pid 494] close(3) = 0 [pid 494] write(1, "executing program\n", 18) = 18 [pid 494] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 494] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 494] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 494] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 494] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 494] eventfd(0) = 4 [pid 494] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 494] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 494] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 494] memfd_create("syzkaller", 0) = 5 [pid 494] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 494] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 494] munmap(0x7f319b54f000, 138412032) = 0 [pid 494] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 494] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 494] ioctl(6, LOOP_CLR_FD) = 0 [pid 494] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 494] close(6) = 0 [pid 494] close(5) = 0 [pid 494] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 494] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 494] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 494] exit_group(0) = ? [pid 494] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=494, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 496 ./strace-static-x86_64: Process 496 attached [pid 496] set_robust_list(0x5555880b8660, 24) = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] setpgid(0, 0) = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [pid 496] write(1, "executing program\n", 18) = 18 [pid 496] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 496] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 496] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 496] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 496] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 496] eventfd(0) = 4 [pid 496] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 496] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 496] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 496] memfd_create("syzkaller", 0) = 5 [pid 496] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 496] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 496] munmap(0x7f319b54f000, 138412032) = 0 [pid 496] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 496] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 496] ioctl(6, LOOP_CLR_FD) = 0 [pid 496] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 496] close(6) = 0 [pid 496] close(5) = 0 [pid 496] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 496] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 496] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 496] exit_group(0) = ? [pid 496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 498 ./strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x5555880b8660, 24) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 498] setpgid(0, 0) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 498] write(3, "1000", 4) = 4 [pid 498] close(3) = 0 [pid 498] write(1, "executing program\n", 18executing program ) = 18 [pid 498] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 498] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 498] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 498] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 498] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 498] eventfd(0) = 4 [pid 498] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 498] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 498] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 498] memfd_create("syzkaller", 0) = 5 [pid 498] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 498] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 498] munmap(0x7f319b54f000, 138412032) = 0 [pid 498] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 498] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 498] ioctl(6, LOOP_CLR_FD) = 0 [pid 498] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 498] close(6) = 0 [pid 498] close(5) = 0 [pid 498] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 498] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 498] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 498] exit_group(0) = ? [pid 498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 500 attached [pid 500] set_robust_list(0x5555880b8660, 24) = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 500] setpgid(0, 0) = 0 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 500 executing program [pid 500] <... openat resumed>) = 3 [pid 500] write(3, "1000", 4) = 4 [pid 500] close(3) = 0 [pid 500] write(1, "executing program\n", 18) = 18 [pid 500] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 500] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 500] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 500] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 500] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 500] eventfd(0) = 4 [pid 500] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 500] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 500] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 500] memfd_create("syzkaller", 0) = 5 [pid 500] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 500] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 500] munmap(0x7f319b54f000, 138412032) = 0 [pid 500] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 500] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 500] ioctl(6, LOOP_CLR_FD) = 0 [pid 500] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 500] close(6) = 0 [pid 500] close(5) = 0 [pid 500] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 500] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 500] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 500] exit_group(0) = ? [pid 500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=500, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 502 ./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x5555880b8660, 24) = 0 [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 502] setpgid(0, 0) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 502] write(3, "1000", 4) = 4 [pid 502] close(3) = 0 [pid 502] write(1, "executing program\n", 18executing program ) = 18 [pid 502] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 502] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 502] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 502] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 502] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 502] eventfd(0) = 4 [pid 502] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 502] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 502] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 502] memfd_create("syzkaller", 0) = 5 [pid 502] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 502] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 502] munmap(0x7f319b54f000, 138412032) = 0 [pid 502] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 502] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 502] ioctl(6, LOOP_CLR_FD) = 0 [pid 502] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 502] close(6) = 0 [pid 502] close(5) = 0 [pid 502] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 502] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 502] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 502] exit_group(0) = ? [pid 502] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=502, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 504 executing program ./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x5555880b8660, 24) = 0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0) = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 504] write(3, "1000", 4) = 4 [pid 504] close(3) = 0 [pid 504] write(1, "executing program\n", 18) = 18 [pid 504] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 504] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 504] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 504] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 504] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 504] eventfd(0) = 4 [pid 504] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 504] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 504] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 504] memfd_create("syzkaller", 0) = 5 [pid 504] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 504] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 504] munmap(0x7f319b54f000, 138412032) = 0 [pid 504] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 504] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 504] ioctl(6, LOOP_CLR_FD) = 0 [pid 504] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 504] close(6) = 0 [pid 504] close(5) = 0 [pid 504] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 504] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 504] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 504] exit_group(0) = ? [pid 504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 506 ./strace-static-x86_64: Process 506 attached [pid 506] set_robust_list(0x5555880b8660, 24) = 0 [pid 506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 506] setpgid(0, 0) = 0 [pid 506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 506] write(3, "1000", 4) = 4 [pid 506] close(3) = 0 [pid 506] write(1, "executing program\n", 18) = 18 [pid 506] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 506] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 506] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 506] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 506] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 506] eventfd(0) = 4 [pid 506] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 506] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 506] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 506] memfd_create("syzkaller", 0) = 5 [pid 506] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 506] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 506] munmap(0x7f319b54f000, 138412032) = 0 [pid 506] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 506] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 506] ioctl(6, LOOP_CLR_FD) = 0 [pid 506] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 506] close(6) = 0 [pid 506] close(5) = 0 [pid 506] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 506] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 506] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 506] exit_group(0) = ? [pid 506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=506, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 508 ./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x5555880b8660, 24) = 0 [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 508] setpgid(0, 0) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 508] write(3, "1000", 4) = 4 [pid 508] close(3) = 0 [pid 508] write(1, "executing program\n", 18executing program ) = 18 [pid 508] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 508] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 508] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 508] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 508] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 508] eventfd(0) = 4 [pid 508] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 508] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 508] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 508] memfd_create("syzkaller", 0) = 5 [pid 508] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 508] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 508] munmap(0x7f319b54f000, 138412032) = 0 [pid 508] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 508] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 508] ioctl(6, LOOP_CLR_FD) = 0 [pid 508] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 508] close(6) = 0 [pid 508] close(5) = 0 [pid 508] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 508] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 508] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 508] exit_group(0) = ? [pid 508] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=508, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 510 ./strace-static-x86_64: Process 510 attached [pid 510] set_robust_list(0x5555880b8660, 24) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 510] setpgid(0, 0) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 510] write(3, "1000", 4) = 4 [pid 510] close(3) = 0 [pid 510] write(1, "executing program\n", 18) = 18 [pid 510] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 510] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 510] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 510] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 510] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 510] eventfd(0) = 4 [pid 510] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 510] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 510] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 510] memfd_create("syzkaller", 0) = 5 [pid 510] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 510] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 510] munmap(0x7f319b54f000, 138412032) = 0 [pid 510] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 510] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 510] ioctl(6, LOOP_CLR_FD) = 0 [pid 510] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 510] close(6) = 0 [pid 510] close(5) = 0 [pid 510] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 510] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 510] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 510] exit_group(0) = ? [pid 510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 512 ./strace-static-x86_64: Process 512 attached [pid 512] set_robust_list(0x5555880b8660, 24) = 0 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 512] setpgid(0, 0) = 0 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 512] write(3, "1000", 4) = 4 [pid 512] close(3) = 0 [pid 512] write(1, "executing program\n", 18) = 18 [pid 512] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 512] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 512] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 512] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 512] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 512] eventfd(0) = 4 [pid 512] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 512] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 512] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 512] memfd_create("syzkaller", 0) = 5 [pid 512] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 512] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 512] munmap(0x7f319b54f000, 138412032) = 0 [pid 512] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 512] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 512] ioctl(6, LOOP_CLR_FD) = 0 [pid 512] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 512] close(6) = 0 [pid 512] close(5) = 0 [pid 512] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 512] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 512] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 512] exit_group(0) = ? [pid 512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 514 ./strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x5555880b8660, 24) = 0 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 514] setpgid(0, 0) = 0 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 514] write(3, "1000", 4) = 4 [pid 514] close(3executing program ) = 0 [pid 514] write(1, "executing program\n", 18) = 18 [pid 514] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 514] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 514] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 514] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 514] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 514] eventfd(0) = 4 [pid 514] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 514] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 514] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 514] memfd_create("syzkaller", 0) = 5 [pid 514] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 514] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 514] munmap(0x7f319b54f000, 138412032) = 0 [pid 514] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 514] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 514] ioctl(6, LOOP_CLR_FD) = 0 [pid 514] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 514] close(6) = 0 [pid 514] close(5) = 0 [pid 514] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 514] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 514] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 514] exit_group(0) = ? [pid 514] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=514, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 516 ./strace-static-x86_64: Process 516 attached [pid 516] set_robust_list(0x5555880b8660, 24) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] write(1, "executing program\n", 18) = 18 [pid 516] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 516] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 516] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 516] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 516] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 516] eventfd(0) = 4 [pid 516] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 516] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 516] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 516] memfd_create("syzkaller", 0) = 5 [pid 516] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 516] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 516] munmap(0x7f319b54f000, 138412032) = 0 [pid 516] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 516] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 516] ioctl(6, LOOP_CLR_FD) = 0 [pid 516] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 516] close(6) = 0 [pid 516] close(5) = 0 [pid 516] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 516] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 516] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 516] exit_group(0) = ? [pid 516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 518 ./strace-static-x86_64: Process 518 attached [pid 518] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 518] setpgid(0, 0) = 0 [pid 518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 518] write(3, "1000", 4) = 4 [pid 518] close(3) = 0 [pid 518] write(1, "executing program\n", 18) = 18 [pid 518] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 518] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 518] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 518] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 518] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 518] eventfd(0) = 4 [pid 518] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 518] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 518] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 518] memfd_create("syzkaller", 0) = 5 [pid 518] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 518] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 518] munmap(0x7f319b54f000, 138412032) = 0 [pid 518] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 518] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 518] ioctl(6, LOOP_CLR_FD) = 0 [pid 518] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 518] close(6) = 0 [pid 518] close(5) = 0 [pid 518] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 518] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 518] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 518] exit_group(0) = ? [pid 518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=518, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 520 executing program ./strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x5555880b8660, 24) = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0) = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 520] write(3, "1000", 4) = 4 [pid 520] close(3) = 0 [pid 520] write(1, "executing program\n", 18) = 18 [pid 520] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 520] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 520] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 520] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 520] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 520] eventfd(0) = 4 [pid 520] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 520] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 520] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 520] memfd_create("syzkaller", 0) = 5 [pid 520] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 520] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 520] munmap(0x7f319b54f000, 138412032) = 0 [pid 520] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 520] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 520] ioctl(6, LOOP_CLR_FD) = 0 [pid 520] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 520] close(6) = 0 [pid 520] close(5) = 0 [pid 520] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 520] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 520] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 520] exit_group(0) = ? [pid 520] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=520, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 522 ./strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x5555880b8660, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] write(1, "executing program\n", 18) = 18 [pid 522] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 522] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 522] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 522] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 522] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 522] eventfd(0) = 4 [pid 522] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 522] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 522] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 522] memfd_create("syzkaller", 0) = 5 [pid 522] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 522] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 522] munmap(0x7f319b54f000, 138412032) = 0 [pid 522] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 522] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 522] ioctl(6, LOOP_CLR_FD) = 0 [pid 522] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 522] close(6) = 0 [pid 522] close(5) = 0 [pid 522] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 522] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 522] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 522] exit_group(0) = ? [pid 522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 524 ./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x5555880b8660, 24) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 524] write(3, "1000", 4) = 4 [pid 524] close(3) = 0 executing program [pid 524] write(1, "executing program\n", 18) = 18 [pid 524] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 524] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 524] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 524] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 524] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 524] eventfd(0) = 4 [pid 524] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 524] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 524] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 524] memfd_create("syzkaller", 0) = 5 [pid 524] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 524] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 524] munmap(0x7f319b54f000, 138412032) = 0 [pid 524] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 524] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 524] ioctl(6, LOOP_CLR_FD) = 0 [pid 524] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 524] close(6) = 0 [pid 524] close(5) = 0 [pid 524] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 524] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 524] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 524] exit_group(0) = ? [pid 524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 526 ./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x5555880b8660, 24) = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 526] setpgid(0, 0) = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3) = 0 [pid 526] write(1, "executing program\n", 18executing program ) = 18 [pid 526] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 526] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 526] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 526] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 526] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 526] eventfd(0) = 4 [pid 526] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 526] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 526] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 526] memfd_create("syzkaller", 0) = 5 [pid 526] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 526] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 526] munmap(0x7f319b54f000, 138412032) = 0 [pid 526] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 526] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 526] ioctl(6, LOOP_CLR_FD) = 0 [pid 526] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 526] close(6) = 0 [pid 526] close(5) = 0 [pid 526] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 526] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 526] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 526] exit_group(0) = ? [pid 526] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=526, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 528 ./strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x5555880b8660, 24) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [pid 528] write(1, "executing program\n", 18executing program ) = 18 [pid 528] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 528] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 528] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 528] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 528] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 528] eventfd(0) = 4 [pid 528] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 528] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 528] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 528] memfd_create("syzkaller", 0) = 5 [pid 528] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 528] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 528] munmap(0x7f319b54f000, 138412032) = 0 [pid 528] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 528] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 528] ioctl(6, LOOP_CLR_FD) = 0 [pid 528] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 528] close(6) = 0 [pid 528] close(5) = 0 [pid 528] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 528] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 528] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 528] exit_group(0) = ? [pid 528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 530 ./strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x5555880b8660, 24) = 0 [pid 530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 530] setpgid(0, 0) = 0 [pid 530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 530] write(3, "1000", 4) = 4 [pid 530] close(3) = 0 [pid 530] write(1, "executing program\n", 18) = 18 [pid 530] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 530] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 530] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 530] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 530] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 530] eventfd(0) = 4 [pid 530] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 530] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 530] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 530] memfd_create("syzkaller", 0) = 5 [pid 530] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 530] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 530] munmap(0x7f319b54f000, 138412032) = 0 [pid 530] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 530] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 530] ioctl(6, LOOP_CLR_FD) = 0 [pid 530] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 530] close(6) = 0 [pid 530] close(5) = 0 [pid 530] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 530] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 530] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 530] exit_group(0) = ? [pid 530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 532 ./strace-static-x86_64: Process 532 attached [pid 532] set_robust_list(0x5555880b8660, 24) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 532] setpgid(0, 0) = 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 532] write(3, "1000", 4) = 4 [pid 532] close(3) = 0 [pid 532] write(1, "executing program\n", 18executing program ) = 18 [pid 532] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 532] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 532] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 532] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 532] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 532] eventfd(0) = 4 [pid 532] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 532] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 532] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 532] memfd_create("syzkaller", 0) = 5 [pid 532] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 532] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 532] munmap(0x7f319b54f000, 138412032) = 0 [pid 532] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 532] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 532] ioctl(6, LOOP_CLR_FD) = 0 [pid 532] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 532] close(6) = 0 [pid 532] close(5) = 0 [pid 532] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 532] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 532] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 532] exit_group(0) = ? [pid 532] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 534 ./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x5555880b8660, 24) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4) = 4 [pid 534] close(3) = 0 [pid 534] write(1, "executing program\n", 18executing program ) = 18 [pid 534] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 534] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 534] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 534] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 534] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 534] eventfd(0) = 4 [pid 534] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 534] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 534] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 534] memfd_create("syzkaller", 0) = 5 [pid 534] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 534] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 534] munmap(0x7f319b54f000, 138412032) = 0 [pid 534] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 534] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 534] ioctl(6, LOOP_CLR_FD) = 0 [pid 534] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 534] close(6) = 0 [pid 534] close(5) = 0 [pid 534] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 534] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 534] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 534] exit_group(0) = ? [pid 534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 537 ./strace-static-x86_64: Process 537 attached [pid 537] set_robust_list(0x5555880b8660, 24) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 537] setpgid(0, 0) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 0 [pid 537] write(1, "executing program\n", 18executing program ) = 18 [pid 537] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 537] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 537] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 537] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 537] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 537] eventfd(0) = 4 [pid 537] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 537] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 537] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 537] memfd_create("syzkaller", 0) = 5 [pid 537] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 537] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 537] munmap(0x7f319b54f000, 138412032) = 0 [pid 537] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 537] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 537] ioctl(6, LOOP_CLR_FD) = 0 [pid 537] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 537] close(6) = 0 [pid 537] close(5) = 0 [pid 537] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 537] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 537] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 537] exit_group(0) = ? [pid 537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 539 ./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x5555880b8660, 24) = 0 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 539] setpgid(0, 0) = 0 [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 539] write(3, "1000", 4) = 4 [pid 539] close(3) = 0 [pid 539] write(1, "executing program\n", 18executing program ) = 18 [pid 539] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 539] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 539] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 539] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 539] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 539] eventfd(0) = 4 [pid 539] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 539] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 539] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 539] memfd_create("syzkaller", 0) = 5 [pid 539] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 539] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 539] munmap(0x7f319b54f000, 138412032) = 0 [pid 539] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 539] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 539] ioctl(6, LOOP_CLR_FD) = 0 [pid 539] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 539] close(6) = 0 [pid 539] close(5) = 0 [pid 539] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 539] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 539] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 539] exit_group(0) = ? [pid 539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=539, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 541 ./strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x5555880b8660, 24) = 0 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 541] setpgid(0, 0) = 0 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] write(3, "1000", 4) = 4 [pid 541] close(3) = 0 [pid 541] write(1, "executing program\n", 18) = 18 [pid 541] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 541] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 541] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 541] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 541] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 541] eventfd(0) = 4 [pid 541] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 541] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 541] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 541] memfd_create("syzkaller", 0) = 5 [pid 541] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 541] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 541] munmap(0x7f319b54f000, 138412032) = 0 [pid 541] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 541] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 541] ioctl(6, LOOP_CLR_FD) = 0 [pid 541] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 541] close(6) = 0 [pid 541] close(5) = 0 [pid 541] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 541] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 541] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 541] exit_group(0) = ? [pid 541] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=541, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 543 attached , child_tidptr=0x5555880b8650) = 543 [pid 543] set_robust_list(0x5555880b8660, 24) = 0 [pid 543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 543] setpgid(0, 0) = 0 [pid 543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 543] write(3, "1000", 4) = 4 [pid 543] close(3) = 0 [pid 543] write(1, "executing program\n", 18executing program ) = 18 [pid 543] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 543] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 543] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 543] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 543] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 543] eventfd(0) = 4 [pid 543] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 543] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 543] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 543] memfd_create("syzkaller", 0) = 5 [pid 543] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 543] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 543] munmap(0x7f319b54f000, 138412032) = 0 [pid 543] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 543] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 543] ioctl(6, LOOP_CLR_FD) = 0 [pid 543] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 543] close(6) = 0 [pid 543] close(5) = 0 [pid 543] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 543] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 543] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 543] exit_group(0) = ? [pid 543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 545 ./strace-static-x86_64: Process 545 attached [pid 545] set_robust_list(0x5555880b8660, 24) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 545] setpgid(0, 0) = 0 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 545] write(3, "1000", 4) = 4 [pid 545] close(3) = 0 [pid 545] write(1, "executing program\n", 18) = 18 [pid 545] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 545] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 545] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 545] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 545] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 545] eventfd(0) = 4 [pid 545] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 545] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 545] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 545] memfd_create("syzkaller", 0) = 5 [pid 545] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 545] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 545] munmap(0x7f319b54f000, 138412032) = 0 [pid 545] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 545] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 545] ioctl(6, LOOP_CLR_FD) = 0 [pid 545] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 545] close(6) = 0 [pid 545] close(5) = 0 [pid 545] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 545] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 545] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 545] exit_group(0) = ? [pid 545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 547 ./strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x5555880b8660, 24) = 0 [pid 547] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 547] setpgid(0, 0) = 0 [pid 547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 547] write(3, "1000", 4) = 4 [pid 547] close(3) = 0 [pid 547] write(1, "executing program\n", 18) = 18 [pid 547] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 547] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 547] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 547] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 547] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 547] eventfd(0) = 4 [pid 547] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 547] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 547] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 547] memfd_create("syzkaller", 0) = 5 [pid 547] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 547] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 547] munmap(0x7f319b54f000, 138412032) = 0 [pid 547] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 547] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 547] ioctl(6, LOOP_CLR_FD) = 0 [pid 547] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 547] close(6) = 0 [pid 547] close(5) = 0 [pid 547] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 547] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 547] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 547] exit_group(0) = ? [pid 547] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=547, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 549 ./strace-static-x86_64: Process 549 attached [pid 549] set_robust_list(0x5555880b8660, 24) = 0 [pid 549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 549] setpgid(0, 0) = 0 [pid 549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 549] write(3, "1000", 4) = 4 [pid 549] close(3) = 0 [pid 549] write(1, "executing program\n", 18) = 18 [pid 549] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 549] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 549] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 549] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 549] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 549] eventfd(0) = 4 [pid 549] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 549] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 549] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 549] memfd_create("syzkaller", 0) = 5 [pid 549] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 549] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 549] munmap(0x7f319b54f000, 138412032) = 0 [pid 549] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 549] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 549] ioctl(6, LOOP_CLR_FD) = 0 [pid 549] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 549] close(6) = 0 [pid 549] close(5) = 0 [pid 549] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 549] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 549] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 549] exit_group(0) = ? [pid 549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 551 ./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x5555880b8660, 24) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 551] close(3) = 0 [pid 551] write(1, "executing program\n", 18executing program ) = 18 [pid 551] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 551] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 551] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 551] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 551] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 551] eventfd(0) = 4 [pid 551] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 551] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 551] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 551] memfd_create("syzkaller", 0) = 5 [pid 551] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 551] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 551] munmap(0x7f319b54f000, 138412032) = 0 [pid 551] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 551] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 551] ioctl(6, LOOP_CLR_FD) = 0 [pid 551] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 551] close(6) = 0 [pid 551] close(5) = 0 [pid 551] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 551] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 551] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 551] exit_group(0) = ? [pid 551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 553 ./strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x5555880b8660, 24) = 0 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 553] setpgid(0, 0) = 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 553] write(3, "1000", 4) = 4 [pid 553] close(3) = 0 [pid 553] write(1, "executing program\n", 18) = 18 [pid 553] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 553] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 553] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 553] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 553] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 553] eventfd(0) = 4 [pid 553] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 553] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 553] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 553] memfd_create("syzkaller", 0) = 5 [pid 553] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 553] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 553] munmap(0x7f319b54f000, 138412032) = 0 [pid 553] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 553] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 553] ioctl(6, LOOP_CLR_FD) = 0 [pid 553] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 553] close(6) = 0 [pid 553] close(5) = 0 [pid 553] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 553] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 553] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 553] exit_group(0) = ? [pid 553] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=553, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 555 ./strace-static-x86_64: Process 555 attached [pid 555] set_robust_list(0x5555880b8660, 24) = 0 [pid 555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 555] setpgid(0, 0) = 0 [pid 555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 555] write(3, "1000", 4) = 4 [pid 555] close(3) = 0 [pid 555] write(1, "executing program\n", 18) = 18 [pid 555] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 555] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 555] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 555] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 555] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 555] eventfd(0) = 4 [pid 555] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 555] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 555] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 555] memfd_create("syzkaller", 0) = 5 [pid 555] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 555] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 555] munmap(0x7f319b54f000, 138412032) = 0 [pid 555] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 555] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 555] ioctl(6, LOOP_CLR_FD) = 0 [pid 555] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 555] close(6) = 0 [pid 555] close(5) = 0 [pid 555] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 555] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 555] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 555] exit_group(0) = ? [pid 555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 557 ./strace-static-x86_64: Process 557 attached [pid 557] set_robust_list(0x5555880b8660, 24) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 557] setpgid(0, 0) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 557] write(3, "1000", 4) = 4 [pid 557] close(3) = 0 [pid 557] write(1, "executing program\n", 18) = 18 [pid 557] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 557] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 557] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 557] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 557] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 557] eventfd(0) = 4 [pid 557] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 557] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 557] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 557] memfd_create("syzkaller", 0) = 5 [pid 557] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 557] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 557] munmap(0x7f319b54f000, 138412032) = 0 [pid 557] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 557] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 557] ioctl(6, LOOP_CLR_FD) = 0 [pid 557] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 557] close(6) = 0 [pid 557] close(5) = 0 [pid 557] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 557] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 557] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 557] exit_group(0) = ? [pid 557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=557, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 559 ./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x5555880b8660, 24) = 0 [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 559] setpgid(0, 0) = 0 [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 559] write(3, "1000", 4) = 4 [pid 559] close(3) = 0 [pid 559] write(1, "executing program\n", 18executing program ) = 18 [pid 559] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 559] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 559] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 559] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 559] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 559] eventfd(0) = 4 [pid 559] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 559] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 559] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 559] memfd_create("syzkaller", 0) = 5 [pid 559] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 559] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 559] munmap(0x7f319b54f000, 138412032) = 0 [pid 559] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 559] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 559] ioctl(6, LOOP_CLR_FD) = 0 [pid 559] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 559] close(6) = 0 [pid 559] close(5) = 0 [pid 559] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 559] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 559] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 559] exit_group(0) = ? [pid 559] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 561 attached , child_tidptr=0x5555880b8650) = 561 [pid 561] set_robust_list(0x5555880b8660, 24) = 0 [pid 561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 561] setpgid(0, 0) = 0 [pid 561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 561] write(3, "1000", 4) = 4 [pid 561] close(3) = 0 [pid 561] write(1, "executing program\n", 18executing program ) = 18 [pid 561] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 561] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 561] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 561] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 561] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 561] eventfd(0) = 4 [pid 561] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 561] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 561] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 561] memfd_create("syzkaller", 0) = 5 [pid 561] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 561] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 561] munmap(0x7f319b54f000, 138412032) = 0 [pid 561] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 561] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 561] ioctl(6, LOOP_CLR_FD) = 0 [pid 561] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 561] close(6) = 0 [pid 561] close(5) = 0 [pid 561] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 561] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 561] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 561] exit_group(0) = ? [pid 561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 563 ./strace-static-x86_64: Process 563 attached [pid 563] set_robust_list(0x5555880b8660, 24) = 0 [pid 563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 563] setpgid(0, 0) = 0 [pid 563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 563] write(3, "1000", 4) = 4 [pid 563] close(3) = 0 [pid 563] write(1, "executing program\n", 18) = 18 [pid 563] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 563] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 563] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 563] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 563] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 563] eventfd(0) = 4 [pid 563] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 563] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 563] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 563] memfd_create("syzkaller", 0) = 5 [pid 563] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 563] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 563] munmap(0x7f319b54f000, 138412032) = 0 [pid 563] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 563] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 563] ioctl(6, LOOP_CLR_FD) = 0 [pid 563] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 563] close(6) = 0 [pid 563] close(5) = 0 [pid 563] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 563] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 563] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 563] exit_group(0) = ? [pid 563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=563, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 565 ./strace-static-x86_64: Process 565 attached [pid 565] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 565] setpgid(0, 0) = 0 [pid 565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 565] write(3, "1000", 4) = 4 [pid 565] close(3) = 0 [pid 565] write(1, "executing program\n", 18) = 18 [pid 565] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 565] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 565] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 565] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 565] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 565] eventfd(0) = 4 [pid 565] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 565] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 565] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 565] memfd_create("syzkaller", 0) = 5 [pid 565] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 565] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 565] munmap(0x7f319b54f000, 138412032) = 0 [pid 565] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 565] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 565] ioctl(6, LOOP_CLR_FD) = 0 [pid 565] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 565] close(6) = 0 [pid 565] close(5) = 0 [pid 565] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 565] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 565] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 565] exit_group(0) = ? [pid 565] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=565, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 567 ./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x5555880b8660, 24) = 0 [pid 567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 567] setpgid(0, 0) = 0 [pid 567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 567] write(3, "1000", 4) = 4 [pid 567] close(3) = 0 [pid 567] write(1, "executing program\n", 18executing program ) = 18 [pid 567] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 567] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 567] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 567] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 567] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 567] eventfd(0) = 4 [pid 567] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 567] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 567] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 567] memfd_create("syzkaller", 0) = 5 [pid 567] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 567] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 567] munmap(0x7f319b54f000, 138412032) = 0 [pid 567] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 567] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 567] ioctl(6, LOOP_CLR_FD) = 0 [pid 567] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 567] close(6) = 0 [pid 567] close(5) = 0 [pid 567] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 567] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 567] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 567] exit_group(0) = ? [pid 567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 569 ./strace-static-x86_64: Process 569 attached [pid 569] set_robust_list(0x5555880b8660, 24) = 0 [pid 569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 569] setpgid(0, 0) = 0 [pid 569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 569] write(3, "1000", 4) = 4 [pid 569] close(3) = 0 [pid 569] write(1, "executing program\n", 18executing program ) = 18 [pid 569] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 569] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 569] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 569] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 569] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 569] eventfd(0) = 4 [pid 569] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 569] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 569] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 569] memfd_create("syzkaller", 0) = 5 [pid 569] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 569] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 569] munmap(0x7f319b54f000, 138412032) = 0 [pid 569] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 569] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 569] ioctl(6, LOOP_CLR_FD) = 0 [pid 569] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 569] close(6) = 0 [pid 569] close(5) = 0 [pid 569] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 569] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 569] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 569] exit_group(0) = ? [pid 569] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=569, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 571 ./strace-static-x86_64: Process 571 attached [pid 571] set_robust_list(0x5555880b8660, 24) = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 571] setpgid(0, 0) = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 571] write(3, "1000", 4) = 4 [pid 571] close(3) = 0 [pid 571] write(1, "executing program\n", 18) = 18 [pid 571] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 571] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 571] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 571] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 571] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 571] eventfd(0) = 4 [pid 571] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 571] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 571] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 571] memfd_create("syzkaller", 0) = 5 [pid 571] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 571] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 571] munmap(0x7f319b54f000, 138412032) = 0 [pid 571] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 571] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 571] ioctl(6, LOOP_CLR_FD) = 0 [pid 571] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 571] close(6) = 0 [pid 571] close(5) = 0 [pid 571] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 571] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 571] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 571] exit_group(0) = ? [pid 571] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 573 ./strace-static-x86_64: Process 573 attached [pid 573] set_robust_list(0x5555880b8660, 24) = 0 [pid 573] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 573] setpgid(0, 0) = 0 [pid 573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 573] write(3, "1000", 4) = 4 [pid 573] close(3) = 0 [pid 573] write(1, "executing program\n", 18) = 18 [pid 573] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 573] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 573] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 573] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 573] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 573] eventfd(0) = 4 [pid 573] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 573] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 573] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 573] memfd_create("syzkaller", 0) = 5 [pid 573] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 573] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 573] munmap(0x7f319b54f000, 138412032) = 0 [pid 573] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 573] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 573] ioctl(6, LOOP_CLR_FD) = 0 [pid 573] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 573] close(6) = 0 [pid 573] close(5) = 0 [pid 573] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 573] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 573] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 573] exit_group(0) = ? [pid 573] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=573, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 575 ./strace-static-x86_64: Process 575 attached [pid 575] set_robust_list(0x5555880b8660, 24) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 575] setpgid(0, 0) = 0 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 575] write(3, "1000", 4) = 4 [pid 575] close(3) = 0 [pid 575] write(1, "executing program\n", 18) = 18 [pid 575] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 575] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 575] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 575] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 575] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 575] eventfd(0) = 4 [pid 575] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 575] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 575] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 575] memfd_create("syzkaller", 0) = 5 [pid 575] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 575] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 575] munmap(0x7f319b54f000, 138412032) = 0 [pid 575] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 575] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 575] ioctl(6, LOOP_CLR_FD) = 0 [pid 575] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 575] close(6) = 0 [pid 575] close(5) = 0 [pid 575] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 575] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 575] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 575] exit_group(0) = ? [pid 575] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 577 ./strace-static-x86_64: Process 577 attached [pid 577] set_robust_list(0x5555880b8660, 24) = 0 [pid 577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 577] setpgid(0, 0) = 0 [pid 577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 577] write(3, "1000", 4) = 4 [pid 577] close(3) = 0 executing program [pid 577] write(1, "executing program\n", 18) = 18 [pid 577] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 577] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 577] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 577] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 577] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 577] eventfd(0) = 4 [pid 577] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 577] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 577] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 577] memfd_create("syzkaller", 0) = 5 [pid 577] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 577] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 577] munmap(0x7f319b54f000, 138412032) = 0 [pid 577] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 577] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 577] ioctl(6, LOOP_CLR_FD) = 0 [pid 577] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 577] close(6) = 0 [pid 577] close(5) = 0 [pid 577] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 577] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 577] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 577] exit_group(0) = ? [pid 577] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 579 ./strace-static-x86_64: Process 579 attached [pid 579] set_robust_list(0x5555880b8660, 24) = 0 [pid 579] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 579] setpgid(0, 0) = 0 [pid 579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 579] write(3, "1000", 4) = 4 [pid 579] close(3) = 0 [pid 579] write(1, "executing program\n", 18executing program ) = 18 [pid 579] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 579] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 579] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 579] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 579] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 579] eventfd(0) = 4 [pid 579] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 579] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 579] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 579] memfd_create("syzkaller", 0) = 5 [pid 579] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 579] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 579] munmap(0x7f319b54f000, 138412032) = 0 [pid 579] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 579] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 579] ioctl(6, LOOP_CLR_FD) = 0 [pid 579] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 579] close(6) = 0 [pid 579] close(5) = 0 [pid 579] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 579] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 579] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 579] exit_group(0) = ? [pid 579] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=579, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 581 ./strace-static-x86_64: Process 581 attached [pid 581] set_robust_list(0x5555880b8660, 24) = 0 [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 581] setpgid(0, 0) = 0 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 581] write(3, "1000", 4) = 4 [pid 581] close(3) = 0 [pid 581] write(1, "executing program\n", 18) = 18 [pid 581] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 581] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 581] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 581] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 581] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 581] eventfd(0) = 4 [pid 581] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 581] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 581] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 581] memfd_create("syzkaller", 0) = 5 [pid 581] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 581] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 581] munmap(0x7f319b54f000, 138412032) = 0 [pid 581] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 581] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 581] ioctl(6, LOOP_CLR_FD) = 0 [pid 581] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 581] close(6) = 0 [pid 581] close(5) = 0 [pid 581] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 581] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 581] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 581] exit_group(0) = ? [pid 581] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=581, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 583 ./strace-static-x86_64: Process 583 attached [pid 583] set_robust_list(0x5555880b8660, 24) = 0 [pid 583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 583] setpgid(0, 0) = 0 [pid 583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 583] write(3, "1000", 4) = 4 [pid 583] close(3) = 0 [pid 583] write(1, "executing program\n", 18) = 18 [pid 583] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 583] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 583] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 583] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 583] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 583] eventfd(0) = 4 [pid 583] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 583] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 583] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 583] memfd_create("syzkaller", 0) = 5 [pid 583] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 583] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 583] munmap(0x7f319b54f000, 138412032) = 0 [pid 583] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 583] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 583] ioctl(6, LOOP_CLR_FD) = 0 [pid 583] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 583] close(6) = 0 [pid 583] close(5) = 0 [pid 583] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 583] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 583] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 583] exit_group(0) = ? [pid 583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=583, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 585 ./strace-static-x86_64: Process 585 attached [pid 585] set_robust_list(0x5555880b8660, 24) = 0 [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 585] setpgid(0, 0) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 585] write(3, "1000", 4) = 4 [pid 585] close(3) = 0 [pid 585] write(1, "executing program\n", 18executing program ) = 18 [pid 585] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 585] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 585] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 585] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 585] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 585] eventfd(0) = 4 [pid 585] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 585] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 585] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 585] memfd_create("syzkaller", 0) = 5 [pid 585] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 585] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 585] munmap(0x7f319b54f000, 138412032) = 0 [pid 585] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 585] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 585] ioctl(6, LOOP_CLR_FD) = 0 [pid 585] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 585] close(6) = 0 [pid 585] close(5) = 0 [pid 585] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 585] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 585] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 585] exit_group(0) = ? [pid 585] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 587 ./strace-static-x86_64: Process 587 attached [pid 587] set_robust_list(0x5555880b8660, 24) = 0 [pid 587] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 587] setpgid(0, 0) = 0 [pid 587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 587] write(3, "1000", 4) = 4 [pid 587] close(3) = 0 [pid 587] write(1, "executing program\n", 18executing program ) = 18 [pid 587] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 587] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 587] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 587] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 587] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 587] eventfd(0) = 4 [pid 587] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 587] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 587] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 587] memfd_create("syzkaller", 0) = 5 [pid 587] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 587] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 587] munmap(0x7f319b54f000, 138412032) = 0 [pid 587] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 587] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 587] ioctl(6, LOOP_CLR_FD) = 0 [pid 587] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 587] close(6) = 0 [pid 587] close(5) = 0 [pid 587] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 587] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 587] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 587] exit_group(0) = ? [pid 587] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 589 ./strace-static-x86_64: Process 589 attached [pid 589] set_robust_list(0x5555880b8660, 24) = 0 [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 589] setpgid(0, 0) = 0 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 589] write(3, "1000", 4) = 4 [pid 589] close(3) = 0 [pid 589] write(1, "executing program\n", 18executing program ) = 18 [pid 589] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 589] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 589] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 589] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 589] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 589] eventfd(0) = 4 [pid 589] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 589] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 589] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 589] memfd_create("syzkaller", 0) = 5 [pid 589] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 589] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 589] munmap(0x7f319b54f000, 138412032) = 0 [pid 589] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 589] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 589] ioctl(6, LOOP_CLR_FD) = 0 [pid 589] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 589] close(6) = 0 [pid 589] close(5) = 0 [pid 589] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 589] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 589] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 589] exit_group(0) = ? [pid 589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 591 ./strace-static-x86_64: Process 591 attached [pid 591] set_robust_list(0x5555880b8660, 24) = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 591] write(3, "1000", 4) = 4 [pid 591] close(3) = 0 [pid 591] write(1, "executing program\n", 18) = 18 [pid 591] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 591] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 591] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 591] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 591] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 591] eventfd(0) = 4 [pid 591] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 591] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 591] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 591] memfd_create("syzkaller", 0) = 5 [pid 591] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 591] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 591] munmap(0x7f319b54f000, 138412032) = 0 [pid 591] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 591] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 591] ioctl(6, LOOP_CLR_FD) = 0 [pid 591] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 591] close(6) = 0 [pid 591] close(5) = 0 [pid 591] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 591] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 591] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 591] exit_group(0) = ? [pid 591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=591, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 593 ./strace-static-x86_64: Process 593 attached [pid 593] set_robust_list(0x5555880b8660, 24) = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 593] setpgid(0, 0) = 0 [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 593] write(3, "1000", 4) = 4 [pid 593] close(3) = 0 [pid 593] write(1, "executing program\n", 18executing program ) = 18 [pid 593] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 593] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 593] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 593] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 593] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 593] eventfd(0) = 4 [pid 593] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 593] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 593] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 593] memfd_create("syzkaller", 0) = 5 [pid 593] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 593] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 593] munmap(0x7f319b54f000, 138412032) = 0 [pid 593] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 593] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 593] ioctl(6, LOOP_CLR_FD) = 0 [pid 593] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 593] close(6) = 0 [pid 593] close(5) = 0 [pid 593] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 593] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 593] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 593] exit_group(0) = ? [pid 593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 596 ./strace-static-x86_64: Process 596 attached [pid 596] set_robust_list(0x5555880b8660, 24) = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 596] setpgid(0, 0) = 0 [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 596] write(3, "1000", 4) = 4 [pid 596] close(3) = 0 [pid 596] write(1, "executing program\n", 18executing program ) = 18 [pid 596] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 596] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 596] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 596] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 596] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 596] eventfd(0) = 4 [pid 596] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 596] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 596] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 596] memfd_create("syzkaller", 0) = 5 [pid 596] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 596] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 596] munmap(0x7f319b54f000, 138412032) = 0 [pid 596] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 596] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 596] ioctl(6, LOOP_CLR_FD) = 0 [pid 596] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 596] close(6) = 0 [pid 596] close(5) = 0 [pid 596] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 596] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 596] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 596] exit_group(0) = ? [pid 596] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=596, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 598 ./strace-static-x86_64: Process 598 attached [pid 598] set_robust_list(0x5555880b8660, 24) = 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0executing program ) = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4) = 4 [pid 598] close(3) = 0 [pid 598] write(1, "executing program\n", 18) = 18 [pid 598] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 598] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 598] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 598] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 598] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 598] eventfd(0) = 4 [pid 598] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 598] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 598] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 598] memfd_create("syzkaller", 0) = 5 [pid 598] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 598] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 598] munmap(0x7f319b54f000, 138412032) = 0 [pid 598] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 598] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 598] ioctl(6, LOOP_CLR_FD) = 0 [pid 598] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 598] close(6) = 0 [pid 598] close(5) = 0 [pid 598] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 598] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 598] exit_group(0) = ? [pid 598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=598, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 600 ./strace-static-x86_64: Process 600 attached [pid 600] set_robust_list(0x5555880b8660, 24) = 0 [pid 600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 600] setpgid(0, 0) = 0 [pid 600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 600] write(3, "1000", 4) = 4 [pid 600] close(3executing program ) = 0 [pid 600] write(1, "executing program\n", 18) = 18 [pid 600] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 600] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 600] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 600] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 600] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 600] eventfd(0) = 4 [pid 600] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 600] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 600] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 600] memfd_create("syzkaller", 0) = 5 [pid 600] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 600] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 600] munmap(0x7f319b54f000, 138412032) = 0 [pid 600] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 600] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 600] ioctl(6, LOOP_CLR_FD) = 0 [pid 600] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 600] close(6) = 0 [pid 600] close(5) = 0 [pid 600] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 600] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 600] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 600] exit_group(0) = ? [pid 600] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=600, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 602 ./strace-static-x86_64: Process 602 attached [pid 602] set_robust_list(0x5555880b8660, 24) = 0 [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 602] setpgid(0, 0) = 0 [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 602] write(3, "1000", 4) = 4 [pid 602] close(3) = 0 [pid 602] write(1, "executing program\n", 18executing program ) = 18 [pid 602] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 602] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 602] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 602] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 602] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 602] eventfd(0) = 4 [pid 602] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 602] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 602] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 602] memfd_create("syzkaller", 0) = 5 [pid 602] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 602] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 602] munmap(0x7f319b54f000, 138412032) = 0 [pid 602] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 602] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 602] ioctl(6, LOOP_CLR_FD) = 0 [pid 602] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 602] close(6) = 0 [pid 602] close(5) = 0 [pid 602] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 602] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 602] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 602] exit_group(0) = ? [pid 602] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=602, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 604 executing program ./strace-static-x86_64: Process 604 attached [pid 604] set_robust_list(0x5555880b8660, 24) = 0 [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 604] setpgid(0, 0) = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 604] write(3, "1000", 4) = 4 [pid 604] close(3) = 0 [pid 604] write(1, "executing program\n", 18) = 18 [pid 604] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 604] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 604] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 604] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 604] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 604] eventfd(0) = 4 [pid 604] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 604] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 604] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 604] memfd_create("syzkaller", 0) = 5 [pid 604] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 604] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 604] munmap(0x7f319b54f000, 138412032) = 0 [pid 604] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 604] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 604] ioctl(6, LOOP_CLR_FD) = 0 [pid 604] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 604] close(6) = 0 [pid 604] close(5) = 0 [pid 604] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 604] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 604] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 604] exit_group(0) = ? [pid 604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 606 attached , child_tidptr=0x5555880b8650) = 606 [pid 606] set_robust_list(0x5555880b8660, 24) = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 606] setpgid(0, 0) = 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 606] write(3, "1000", 4) = 4 [pid 606] close(3) = 0 [pid 606] write(1, "executing program\n", 18executing program ) = 18 [pid 606] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 606] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 606] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 606] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 606] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 606] eventfd(0) = 4 [pid 606] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 606] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 606] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 606] memfd_create("syzkaller", 0) = 5 [pid 606] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 606] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 606] munmap(0x7f319b54f000, 138412032) = 0 [pid 606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 606] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 606] ioctl(6, LOOP_CLR_FD) = 0 [pid 606] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 606] close(6) = 0 [pid 606] close(5) = 0 [pid 606] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 606] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 606] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 606] exit_group(0) = ? [pid 606] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=606, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 608 ./strace-static-x86_64: Process 608 attached [pid 608] set_robust_list(0x5555880b8660, 24) = 0 [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 608] setpgid(0, 0) = 0 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 608] write(3, "1000", 4) = 4 [pid 608] close(3) = 0 [pid 608] write(1, "executing program\n", 18) = 18 [pid 608] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 608] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 608] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 608] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 608] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 608] eventfd(0) = 4 [pid 608] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 608] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 608] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 608] memfd_create("syzkaller", 0) = 5 [pid 608] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 608] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 608] munmap(0x7f319b54f000, 138412032) = 0 [pid 608] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 608] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 608] ioctl(6, LOOP_CLR_FD) = 0 [pid 608] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 608] close(6) = 0 [pid 608] close(5) = 0 [pid 608] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 608] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 608] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 608] exit_group(0) = ? [pid 608] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=608, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 610 ./strace-static-x86_64: Process 610 attached [pid 610] set_robust_list(0x5555880b8660, 24) = 0 [pid 610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 610] setpgid(0, 0) = 0 [pid 610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 610] write(3, "1000", 4) = 4 [pid 610] close(3) = 0 [pid 610] write(1, "executing program\n", 18) = 18 [pid 610] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 610] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 610] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 610] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 610] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 610] eventfd(0) = 4 [pid 610] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 610] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 610] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 610] memfd_create("syzkaller", 0) = 5 [pid 610] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 610] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 610] munmap(0x7f319b54f000, 138412032) = 0 [pid 610] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 610] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 610] ioctl(6, LOOP_CLR_FD) = 0 [pid 610] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 610] close(6) = 0 [pid 610] close(5) = 0 [pid 610] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 610] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 610] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 610] exit_group(0) = ? [pid 610] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=610, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 612 ./strace-static-x86_64: Process 612 attached [pid 612] set_robust_list(0x5555880b8660, 24) = 0 [pid 612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 612] setpgid(0, 0) = 0 [pid 612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 612] write(3, "1000", 4) = 4 [pid 612] close(3) = 0 [pid 612] write(1, "executing program\n", 18) = 18 [pid 612] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 612] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 612] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 612] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 612] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 612] eventfd(0) = 4 [pid 612] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 612] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 612] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 612] memfd_create("syzkaller", 0) = 5 [pid 612] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 612] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 612] munmap(0x7f319b54f000, 138412032) = 0 [pid 612] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 612] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 612] ioctl(6, LOOP_CLR_FD) = 0 [pid 612] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 612] close(6) = 0 [pid 612] close(5) = 0 [pid 612] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 612] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 612] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 612] exit_group(0) = ? [pid 612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 614 ./strace-static-x86_64: Process 614 attached [pid 614] set_robust_list(0x5555880b8660, 24) = 0 [pid 614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 614] setpgid(0, 0) = 0 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 614] write(3, "1000", 4) = 4 [pid 614] close(3) = 0 [pid 614] write(1, "executing program\n", 18) = 18 [pid 614] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 614] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 614] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 614] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 614] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 614] eventfd(0) = 4 [pid 614] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 614] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 614] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 614] memfd_create("syzkaller", 0) = 5 [pid 614] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 614] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 614] munmap(0x7f319b54f000, 138412032) = 0 [pid 614] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 614] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 614] ioctl(6, LOOP_CLR_FD) = 0 [pid 614] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 614] close(6) = 0 [pid 614] close(5) = 0 [pid 614] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 614] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 614] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 614] exit_group(0) = ? [pid 614] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=614, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 616 attached [pid 616] set_robust_list(0x5555880b8660, 24) = 0 [pid 616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 616] setpgid(0, 0) = 0 [pid 616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 616 [pid 616] <... openat resumed>) = 3 [pid 616] write(3, "1000", 4) = 4 [pid 616] close(3executing program ) = 0 [pid 616] write(1, "executing program\n", 18) = 18 [pid 616] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 616] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 616] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 616] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 616] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 616] eventfd(0) = 4 [pid 616] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 616] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 616] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 616] memfd_create("syzkaller", 0) = 5 [pid 616] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 616] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 616] munmap(0x7f319b54f000, 138412032) = 0 [pid 616] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 616] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 616] ioctl(6, LOOP_CLR_FD) = 0 [pid 616] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 616] close(6) = 0 [pid 616] close(5) = 0 [pid 616] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 616] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 616] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 616] exit_group(0) = ? [pid 616] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=616, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 618 ./strace-static-x86_64: Process 618 attached [pid 618] set_robust_list(0x5555880b8660, 24) = 0 [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 618] setpgid(0, 0) = 0 [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 618] write(3, "1000", 4) = 4 [pid 618] close(3) = 0 [pid 618] write(1, "executing program\n", 18executing program ) = 18 [pid 618] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 618] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 618] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 618] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 618] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 618] eventfd(0) = 4 [pid 618] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 618] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 618] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 618] memfd_create("syzkaller", 0) = 5 [pid 618] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 618] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 618] munmap(0x7f319b54f000, 138412032) = 0 [pid 618] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 618] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 618] ioctl(6, LOOP_CLR_FD) = 0 [pid 618] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 618] close(6) = 0 [pid 618] close(5) = 0 [pid 618] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 618] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 618] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 618] exit_group(0) = ? [pid 618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=618, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x5555880b8660, 24) = 0 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 620] setpgid(0, 0) = 0 executing program [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 620 [pid 620] <... openat resumed>) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] write(1, "executing program\n", 18) = 18 [pid 620] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 620] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 620] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 620] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 620] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 620] eventfd(0) = 4 [pid 620] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 620] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 620] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 620] memfd_create("syzkaller", 0) = 5 [pid 620] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 620] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 620] munmap(0x7f319b54f000, 138412032) = 0 [pid 620] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 620] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 620] ioctl(6, LOOP_CLR_FD) = 0 [pid 620] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 620] close(6) = 0 [pid 620] close(5) = 0 [pid 620] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 620] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 620] exit_group(0) = ? [pid 620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 622 attached , child_tidptr=0x5555880b8650) = 622 [pid 622] set_robust_list(0x5555880b8660, 24) = 0 [pid 622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 622] setpgid(0, 0) = 0 [pid 622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 622] write(3, "1000", 4) = 4 [pid 622] close(3) = 0 [pid 622] write(1, "executing program\n", 18executing program ) = 18 [pid 622] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 622] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 622] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 622] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 622] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 622] eventfd(0) = 4 [pid 622] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 622] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 622] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 622] memfd_create("syzkaller", 0) = 5 [pid 622] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 622] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 622] munmap(0x7f319b54f000, 138412032) = 0 [pid 622] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 622] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 622] ioctl(6, LOOP_CLR_FD) = 0 [pid 622] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 622] close(6) = 0 [pid 622] close(5) = 0 [pid 622] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 622] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 622] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 622] exit_group(0) = ? [pid 622] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=622, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 624 ./strace-static-x86_64: Process 624 attached [pid 624] set_robust_list(0x5555880b8660, 24) = 0 [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 624] setpgid(0, 0) = 0 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 624] write(3, "1000", 4) = 4 [pid 624] close(3) = 0 [pid 624] write(1, "executing program\n", 18executing program ) = 18 [pid 624] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 624] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 624] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 624] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 624] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 624] eventfd(0) = 4 [pid 624] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 624] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 624] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 624] memfd_create("syzkaller", 0) = 5 [pid 624] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 624] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 624] munmap(0x7f319b54f000, 138412032) = 0 [pid 624] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 624] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 624] ioctl(6, LOOP_CLR_FD) = 0 [pid 624] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 624] close(6) = 0 [pid 624] close(5) = 0 [pid 624] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 624] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 624] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 624] exit_group(0) = ? [pid 624] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=624, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 626 attached , child_tidptr=0x5555880b8650) = 626 [pid 626] set_robust_list(0x5555880b8660, 24) = 0 [pid 626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 626] setpgid(0, 0) = 0 [pid 626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 626] write(3, "1000", 4) = 4 [pid 626] close(3) = 0 [pid 626] write(1, "executing program\n", 18executing program ) = 18 [pid 626] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 626] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 626] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 626] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 626] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 626] eventfd(0) = 4 [pid 626] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 626] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 626] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 626] memfd_create("syzkaller", 0) = 5 [pid 626] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 626] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 626] munmap(0x7f319b54f000, 138412032) = 0 [pid 626] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 626] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 626] ioctl(6, LOOP_CLR_FD) = 0 [pid 626] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 626] close(6) = 0 [pid 626] close(5) = 0 [pid 626] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 626] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 626] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 626] exit_group(0) = ? [pid 626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 628 ./strace-static-x86_64: Process 628 attached [pid 628] set_robust_list(0x5555880b8660, 24) = 0 [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 628] setpgid(0, 0) = 0 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 628] write(3, "1000", 4) = 4 [pid 628] close(3) = 0 [pid 628] write(1, "executing program\n", 18executing program ) = 18 [pid 628] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 628] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 628] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 628] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 628] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 628] eventfd(0) = 4 [pid 628] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 628] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 628] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 628] memfd_create("syzkaller", 0) = 5 [pid 628] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 628] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 628] munmap(0x7f319b54f000, 138412032) = 0 [pid 628] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 628] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 628] ioctl(6, LOOP_CLR_FD) = 0 [pid 628] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 628] close(6) = 0 [pid 628] close(5) = 0 [pid 628] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 628] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 628] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 628] exit_group(0) = ? [pid 628] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=628, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 630 ./strace-static-x86_64: Process 630 attached [pid 630] set_robust_list(0x5555880b8660, 24) = 0 [pid 630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 630] setpgid(0, 0) = 0 [pid 630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 630] write(3, "1000", 4) = 4 [pid 630] close(3) = 0 [pid 630] write(1, "executing program\n", 18) = 18 [pid 630] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 630] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 630] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 630] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 630] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 630] eventfd(0) = 4 [pid 630] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 630] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 630] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 630] memfd_create("syzkaller", 0) = 5 [pid 630] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 630] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 630] munmap(0x7f319b54f000, 138412032) = 0 [pid 630] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 630] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 630] ioctl(6, LOOP_CLR_FD) = 0 [pid 630] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 630] close(6) = 0 [pid 630] close(5) = 0 [pid 630] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 630] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 630] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 630] exit_group(0) = ? [pid 630] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=630, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 632 ./strace-static-x86_64: Process 632 attached [pid 632] set_robust_list(0x5555880b8660, 24) = 0 [pid 632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 632] setpgid(0, 0) = 0 [pid 632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 632] write(3, "1000", 4) = 4 [pid 632] close(3) = 0 executing program [pid 632] write(1, "executing program\n", 18) = 18 [pid 632] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 632] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 632] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 632] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 632] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 632] eventfd(0) = 4 [pid 632] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 632] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 632] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 632] memfd_create("syzkaller", 0) = 5 [pid 632] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 632] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 632] munmap(0x7f319b54f000, 138412032) = 0 [pid 632] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 632] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 632] ioctl(6, LOOP_CLR_FD) = 0 [pid 632] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 632] close(6) = 0 [pid 632] close(5) = 0 [pid 632] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 632] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 632] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 632] exit_group(0) = ? [pid 632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 634 ./strace-static-x86_64: Process 634 attached [pid 634] set_robust_list(0x5555880b8660, 24) = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 634] setpgid(0, 0) = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 634] write(3, "1000", 4) = 4 [pid 634] close(3) = 0 [pid 634] write(1, "executing program\n", 18) = 18 [pid 634] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 634] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 634] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 634] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 634] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 634] eventfd(0) = 4 [pid 634] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 634] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 634] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 634] memfd_create("syzkaller", 0) = 5 [pid 634] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 634] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 634] munmap(0x7f319b54f000, 138412032) = 0 [pid 634] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 634] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 634] ioctl(6, LOOP_CLR_FD) = 0 [pid 634] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 634] close(6) = 0 [pid 634] close(5) = 0 [pid 634] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 634] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 634] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 634] exit_group(0) = ? [pid 634] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=634, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 636 ./strace-static-x86_64: Process 636 attached [pid 636] set_robust_list(0x5555880b8660, 24) = 0 [pid 636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 636] setpgid(0, 0) = 0 [pid 636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 636] write(3, "1000", 4) = 4 [pid 636] close(3) = 0 [pid 636] write(1, "executing program\n", 18) = 18 [pid 636] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 636] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 636] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 636] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 636] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 636] eventfd(0) = 4 [pid 636] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 636] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 636] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 636] memfd_create("syzkaller", 0) = 5 [pid 636] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 636] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 636] munmap(0x7f319b54f000, 138412032) = 0 [pid 636] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 636] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 636] ioctl(6, LOOP_CLR_FD) = 0 [pid 636] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 636] close(6) = 0 [pid 636] close(5) = 0 [pid 636] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 636] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 636] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 636] exit_group(0) = ? [pid 636] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=636, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 638 ./strace-static-x86_64: Process 638 attached [pid 638] set_robust_list(0x5555880b8660, 24) = 0 [pid 638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 638] setpgid(0, 0) = 0 [pid 638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 638] write(3, "1000", 4) = 4 [pid 638] close(3) = 0 [pid 638] write(1, "executing program\n", 18executing program ) = 18 [pid 638] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 638] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 638] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 638] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 638] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 638] eventfd(0) = 4 [pid 638] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 638] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 638] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 638] memfd_create("syzkaller", 0) = 5 [pid 638] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 638] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 638] munmap(0x7f319b54f000, 138412032) = 0 [pid 638] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 638] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 638] ioctl(6, LOOP_CLR_FD) = 0 [pid 638] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 638] close(6) = 0 [pid 638] close(5) = 0 [pid 638] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 638] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 638] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 638] exit_group(0) = ? [pid 638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 640 ./strace-static-x86_64: Process 640 attached [pid 640] set_robust_list(0x5555880b8660, 24) = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 640] setpgid(0, 0) = 0 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 640] write(3, "1000", 4) = 4 [pid 640] close(3) = 0 [pid 640] write(1, "executing program\n", 18executing program ) = 18 [pid 640] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 640] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 640] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 640] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 640] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 640] eventfd(0) = 4 [pid 640] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 640] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 640] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 640] memfd_create("syzkaller", 0) = 5 [pid 640] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 640] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 640] munmap(0x7f319b54f000, 138412032) = 0 [pid 640] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 640] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 640] ioctl(6, LOOP_CLR_FD) = 0 [pid 640] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 640] close(6) = 0 [pid 640] close(5) = 0 [pid 640] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 640] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 640] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 640] exit_group(0) = ? [pid 640] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=640, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 642 ./strace-static-x86_64: Process 642 attached [pid 642] set_robust_list(0x5555880b8660, 24) = 0 [pid 642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 642] setpgid(0, 0) = 0 [pid 642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 642] write(3, "1000", 4) = 4 [pid 642] close(3) = 0 [pid 642] write(1, "executing program\n", 18executing program ) = 18 [pid 642] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 642] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 642] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 642] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 642] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 642] eventfd(0) = 4 [pid 642] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 642] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 642] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 642] memfd_create("syzkaller", 0) = 5 [pid 642] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 642] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 642] munmap(0x7f319b54f000, 138412032) = 0 [pid 642] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 642] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 642] ioctl(6, LOOP_CLR_FD) = 0 [pid 642] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 642] close(6) = 0 [pid 642] close(5) = 0 [pid 642] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 642] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 642] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 642] exit_group(0) = ? [pid 642] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=642, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 644 ./strace-static-x86_64: Process 644 attached [pid 644] set_robust_list(0x5555880b8660, 24) = 0 [pid 644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 644] setpgid(0, 0) = 0 [pid 644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 644] write(3, "1000", 4) = 4 [pid 644] close(3) = 0 [pid 644] write(1, "executing program\n", 18executing program ) = 18 [pid 644] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 644] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 644] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 644] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 644] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 644] eventfd(0) = 4 [pid 644] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 644] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 644] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 644] memfd_create("syzkaller", 0) = 5 [pid 644] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 644] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 644] munmap(0x7f319b54f000, 138412032) = 0 [pid 644] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 644] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 644] ioctl(6, LOOP_CLR_FD) = 0 [pid 644] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 644] close(6) = 0 [pid 644] close(5) = 0 [pid 644] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 644] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 644] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 644] exit_group(0) = ? [pid 644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 646 ./strace-static-x86_64: Process 646 attached [pid 646] set_robust_list(0x5555880b8660, 24) = 0 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 646] setpgid(0, 0) = 0 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 646] write(3, "1000", 4) = 4 [pid 646] close(3executing program ) = 0 [pid 646] write(1, "executing program\n", 18) = 18 [pid 646] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 646] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 646] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 646] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 646] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 646] eventfd(0) = 4 [pid 646] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 646] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 646] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 646] memfd_create("syzkaller", 0) = 5 [pid 646] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 646] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 646] munmap(0x7f319b54f000, 138412032) = 0 [pid 646] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 646] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 646] ioctl(6, LOOP_CLR_FD) = 0 [pid 646] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 646] close(6) = 0 [pid 646] close(5) = 0 [pid 646] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 646] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 646] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 646] exit_group(0) = ? [pid 646] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=646, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 648 ./strace-static-x86_64: Process 648 attached [pid 648] set_robust_list(0x5555880b8660, 24) = 0 [pid 648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 648] setpgid(0, 0) = 0 [pid 648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 648] write(3, "1000", 4) = 4 [pid 648] close(3) = 0 [pid 648] write(1, "executing program\n", 18) = 18 [pid 648] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 648] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 648] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 648] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 648] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 648] eventfd(0) = 4 [pid 648] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 648] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 648] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 648] memfd_create("syzkaller", 0) = 5 [pid 648] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 648] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 648] munmap(0x7f319b54f000, 138412032) = 0 [pid 648] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 648] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 648] ioctl(6, LOOP_CLR_FD) = 0 [pid 648] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 648] close(6) = 0 [pid 648] close(5) = 0 [pid 648] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 648] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 648] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 648] exit_group(0) = ? [pid 648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 650 ./strace-static-x86_64: Process 650 attached [pid 650] set_robust_list(0x5555880b8660, 24) = 0 [pid 650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 650] setpgid(0, 0) = 0 [pid 650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 650] write(3, "1000", 4) = 4 [pid 650] close(3) = 0 [pid 650] write(1, "executing program\n", 18executing program ) = 18 [pid 650] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 650] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 650] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 650] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 650] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 650] eventfd(0) = 4 [pid 650] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 650] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 650] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 650] memfd_create("syzkaller", 0) = 5 [pid 650] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 650] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 650] munmap(0x7f319b54f000, 138412032) = 0 [pid 650] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 650] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 650] ioctl(6, LOOP_CLR_FD) = 0 [pid 650] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 650] close(6) = 0 [pid 650] close(5) = 0 [pid 650] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 650] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 650] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 650] exit_group(0) = ? [pid 650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 653 ./strace-static-x86_64: Process 653 attached [pid 653] set_robust_list(0x5555880b8660, 24) = 0 [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 653] setpgid(0, 0) = 0 [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 653] write(3, "1000", 4) = 4 [pid 653] close(3) = 0 executing program [pid 653] write(1, "executing program\n", 18) = 18 [pid 653] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 653] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 653] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 653] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 653] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 653] eventfd(0) = 4 [pid 653] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 653] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 653] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 653] memfd_create("syzkaller", 0) = 5 [pid 653] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 653] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 653] munmap(0x7f319b54f000, 138412032) = 0 [pid 653] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 653] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 653] ioctl(6, LOOP_CLR_FD) = 0 [pid 653] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 653] close(6) = 0 [pid 653] close(5) = 0 [pid 653] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 653] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 653] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 653] exit_group(0) = ? [pid 653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 655 ./strace-static-x86_64: Process 655 attached [pid 655] set_robust_list(0x5555880b8660, 24) = 0 [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 655] setpgid(0, 0) = 0 [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 655] write(3, "1000", 4) = 4 [pid 655] close(3) = 0 [pid 655] write(1, "executing program\n", 18executing program ) = 18 [pid 655] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 655] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 655] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 655] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 655] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 655] eventfd(0) = 4 [pid 655] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 655] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 655] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 655] memfd_create("syzkaller", 0) = 5 [pid 655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 655] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 655] munmap(0x7f319b54f000, 138412032) = 0 [pid 655] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 655] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 655] ioctl(6, LOOP_CLR_FD) = 0 [pid 655] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 655] close(6) = 0 [pid 655] close(5) = 0 [pid 655] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 655] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 655] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 655] exit_group(0) = ? [pid 655] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=655, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 657 ./strace-static-x86_64: Process 657 attached [pid 657] set_robust_list(0x5555880b8660, 24) = 0 [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 657] setpgid(0, 0) = 0 [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 657] write(3, "1000", 4) = 4 [pid 657] close(3) = 0 [pid 657] write(1, "executing program\n", 18executing program ) = 18 [pid 657] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 657] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 657] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 657] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 657] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 657] eventfd(0) = 4 [pid 657] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 657] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 657] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 657] memfd_create("syzkaller", 0) = 5 [pid 657] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 657] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 657] munmap(0x7f319b54f000, 138412032) = 0 [pid 657] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 657] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 657] ioctl(6, LOOP_CLR_FD) = 0 [pid 657] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 657] close(6) = 0 [pid 657] close(5) = 0 [pid 657] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 657] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 657] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 657] exit_group(0) = ? [pid 657] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=657, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 659 ./strace-static-x86_64: Process 659 attached [pid 659] set_robust_list(0x5555880b8660, 24) = 0 [pid 659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 659] setpgid(0, 0) = 0 [pid 659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 659] write(3, "1000", 4) = 4 [pid 659] close(3) = 0 [pid 659] write(1, "executing program\n", 18executing program ) = 18 [pid 659] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 659] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 659] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 659] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 659] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 659] eventfd(0) = 4 [pid 659] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 659] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 659] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 659] memfd_create("syzkaller", 0) = 5 [pid 659] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 659] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 659] munmap(0x7f319b54f000, 138412032) = 0 [pid 659] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 659] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 659] ioctl(6, LOOP_CLR_FD) = 0 [pid 659] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 659] close(6) = 0 [pid 659] close(5) = 0 [pid 659] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 659] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 659] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 659] exit_group(0) = ? [pid 659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 661 ./strace-static-x86_64: Process 661 attached [pid 661] set_robust_list(0x5555880b8660, 24) = 0 [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 661] setpgid(0, 0) = 0 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 661] write(3, "1000", 4) = 4 executing program [pid 661] close(3) = 0 [pid 661] write(1, "executing program\n", 18) = 18 [pid 661] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 661] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 661] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 661] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 661] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 661] eventfd(0) = 4 [pid 661] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 661] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 661] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 661] memfd_create("syzkaller", 0) = 5 [pid 661] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 661] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 661] munmap(0x7f319b54f000, 138412032) = 0 [pid 661] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 661] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 661] ioctl(6, LOOP_CLR_FD) = 0 [pid 661] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 661] close(6) = 0 [pid 661] close(5) = 0 [pid 661] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 661] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 661] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 661] exit_group(0) = ? [pid 661] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=661, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 663 ./strace-static-x86_64: Process 663 attached [pid 663] set_robust_list(0x5555880b8660, 24) = 0 [pid 663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 663] setpgid(0, 0) = 0 [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 663] write(3, "1000", 4) = 4 [pid 663] close(3) = 0 [pid 663] write(1, "executing program\n", 18) = 18 [pid 663] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 663] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 663] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 663] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 663] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 663] eventfd(0) = 4 [pid 663] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 663] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 663] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 663] memfd_create("syzkaller", 0) = 5 [pid 663] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 663] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 663] munmap(0x7f319b54f000, 138412032) = 0 [pid 663] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 663] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 663] ioctl(6, LOOP_CLR_FD) = 0 [pid 663] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 663] close(6) = 0 [pid 663] close(5) = 0 [pid 663] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 663] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 663] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 663] exit_group(0) = ? [pid 663] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=663, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 665 ./strace-static-x86_64: Process 665 attached [pid 665] set_robust_list(0x5555880b8660, 24) = 0 [pid 665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 665] setpgid(0, 0) = 0 [pid 665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 665] write(3, "1000", 4) = 4 [pid 665] close(3) = 0 [pid 665] write(1, "executing program\n", 18) = 18 [pid 665] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 665] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 665] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 665] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 665] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 665] eventfd(0) = 4 [pid 665] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 665] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 665] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 665] memfd_create("syzkaller", 0) = 5 [pid 665] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 665] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 665] munmap(0x7f319b54f000, 138412032) = 0 [pid 665] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 665] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 665] ioctl(6, LOOP_CLR_FD) = 0 [pid 665] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 665] close(6) = 0 [pid 665] close(5) = 0 [pid 665] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 665] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 665] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 665] exit_group(0) = ? [pid 665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 667 ./strace-static-x86_64: Process 667 attached [pid 667] set_robust_list(0x5555880b8660, 24) = 0 [pid 667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 667] setpgid(0, 0) = 0 [pid 667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 667] write(3, "1000", 4) = 4 [pid 667] close(3) = 0 [pid 667] write(1, "executing program\n", 18executing program ) = 18 [pid 667] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 667] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 667] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 667] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 667] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 667] eventfd(0) = 4 [pid 667] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 667] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 667] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 667] memfd_create("syzkaller", 0) = 5 [pid 667] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 667] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 667] munmap(0x7f319b54f000, 138412032) = 0 [pid 667] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 667] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 667] ioctl(6, LOOP_CLR_FD) = 0 [pid 667] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 667] close(6) = 0 [pid 667] close(5) = 0 [pid 667] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 667] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 667] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 667] exit_group(0) = ? [pid 667] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=667, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 669 ./strace-static-x86_64: Process 669 attached [pid 669] set_robust_list(0x5555880b8660, 24) = 0 [pid 669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 669] setpgid(0, 0) = 0 [pid 669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 669] write(3, "1000", 4) = 4 [pid 669] close(3) = 0 [pid 669] write(1, "executing program\n", 18) = 18 [pid 669] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 669] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 669] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 669] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 669] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 669] eventfd(0) = 4 [pid 669] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 669] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 669] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 669] memfd_create("syzkaller", 0) = 5 [pid 669] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 669] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 669] munmap(0x7f319b54f000, 138412032) = 0 [pid 669] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 669] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 669] ioctl(6, LOOP_CLR_FD) = 0 [pid 669] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 669] close(6) = 0 [pid 669] close(5) = 0 [pid 669] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 669] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 669] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 669] exit_group(0) = ? [pid 669] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=669, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 671 ./strace-static-x86_64: Process 671 attached [pid 671] set_robust_list(0x5555880b8660, 24) = 0 [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 671] setpgid(0, 0) = 0 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 671] write(3, "1000", 4) = 4 [pid 671] close(3) = 0 [pid 671] write(1, "executing program\n", 18) = 18 [pid 671] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 671] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 671] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 671] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 671] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 671] eventfd(0) = 4 [pid 671] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 671] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 671] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 671] memfd_create("syzkaller", 0) = 5 [pid 671] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 671] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 671] munmap(0x7f319b54f000, 138412032) = 0 [pid 671] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 671] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 671] ioctl(6, LOOP_CLR_FD) = 0 [pid 671] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 671] close(6) = 0 [pid 671] close(5) = 0 [pid 671] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 671] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 671] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 671] exit_group(0) = ? [pid 671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=671, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 673 ./strace-static-x86_64: Process 673 attached [pid 673] set_robust_list(0x5555880b8660, 24) = 0 [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 673] setpgid(0, 0) = 0 [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 673] write(3, "1000", 4) = 4 [pid 673] close(3) = 0 [pid 673] write(1, "executing program\n", 18executing program ) = 18 [pid 673] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 673] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 673] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 673] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 673] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 673] eventfd(0) = 4 [pid 673] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 673] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 673] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 673] memfd_create("syzkaller", 0) = 5 [pid 673] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 673] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 673] munmap(0x7f319b54f000, 138412032) = 0 [pid 673] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 673] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 673] ioctl(6, LOOP_CLR_FD) = 0 [pid 673] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 673] close(6) = 0 [pid 673] close(5) = 0 [pid 673] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 673] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 673] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 673] exit_group(0) = ? [pid 673] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=673, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 675 ./strace-static-x86_64: Process 675 attached [pid 675] set_robust_list(0x5555880b8660, 24) = 0 [pid 675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 675] setpgid(0, 0) = 0 [pid 675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 675] write(3, "1000", 4) = 4 [pid 675] close(3) = 0 [pid 675] write(1, "executing program\n", 18) = 18 [pid 675] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 675] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 675] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 675] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 675] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 675] eventfd(0) = 4 [pid 675] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 675] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 675] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 675] memfd_create("syzkaller", 0) = 5 [pid 675] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 675] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 675] munmap(0x7f319b54f000, 138412032) = 0 [pid 675] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 675] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 675] ioctl(6, LOOP_CLR_FD) = 0 [pid 675] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 675] close(6) = 0 [pid 675] close(5) = 0 [pid 675] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 675] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 675] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 675] exit_group(0) = ? [pid 675] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=675, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 677 ./strace-static-x86_64: Process 677 attached [pid 677] set_robust_list(0x5555880b8660, 24) = 0 [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 677] setpgid(0, 0) = 0 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 677] write(3, "1000", 4) = 4 [pid 677] close(3) = 0 [pid 677] write(1, "executing program\n", 18) = 18 [pid 677] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 677] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 677] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 677] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 677] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 677] eventfd(0) = 4 [pid 677] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 677] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 677] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 677] memfd_create("syzkaller", 0) = 5 [pid 677] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 677] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 677] munmap(0x7f319b54f000, 138412032) = 0 [pid 677] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 677] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 677] ioctl(6, LOOP_CLR_FD) = 0 [pid 677] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 677] close(6) = 0 [pid 677] close(5) = 0 [pid 677] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 677] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 677] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 677] exit_group(0) = ? [pid 677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 679 ./strace-static-x86_64: Process 679 attached [pid 679] set_robust_list(0x5555880b8660, 24) = 0 [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 679] setpgid(0, 0executing program ) = 0 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 679] write(3, "1000", 4) = 4 [pid 679] close(3) = 0 [pid 679] write(1, "executing program\n", 18) = 18 [pid 679] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 679] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 679] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 679] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 679] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 679] eventfd(0) = 4 [pid 679] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 679] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 679] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 679] memfd_create("syzkaller", 0) = 5 [pid 679] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 679] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 679] munmap(0x7f319b54f000, 138412032) = 0 [pid 679] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 679] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 679] ioctl(6, LOOP_CLR_FD) = 0 [pid 679] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 679] close(6) = 0 [pid 679] close(5) = 0 [pid 679] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 679] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 679] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 679] exit_group(0) = ? [pid 679] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=679, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 681 ./strace-static-x86_64: Process 681 attached [pid 681] set_robust_list(0x5555880b8660, 24) = 0 [pid 681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 681] setpgid(0, 0) = 0 [pid 681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 681] write(3, "1000", 4) = 4 [pid 681] close(3) = 0 [pid 681] write(1, "executing program\n", 18) = 18 [pid 681] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 681] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 681] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 681] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 681] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 681] eventfd(0) = 4 [pid 681] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 681] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 681] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 681] memfd_create("syzkaller", 0) = 5 [pid 681] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 681] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 681] munmap(0x7f319b54f000, 138412032) = 0 [pid 681] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 681] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 681] ioctl(6, LOOP_CLR_FD) = 0 [pid 681] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 681] close(6) = 0 [pid 681] close(5) = 0 [pid 681] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 681] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 681] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 681] exit_group(0) = ? [pid 681] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=681, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 683 ./strace-static-x86_64: Process 683 attached [pid 683] set_robust_list(0x5555880b8660, 24) = 0 [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 683] setpgid(0, 0) = 0 [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 683] write(3, "1000", 4) = 4 [pid 683] close(3executing program ) = 0 [pid 683] write(1, "executing program\n", 18) = 18 [pid 683] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 683] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 683] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 683] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 683] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 683] eventfd(0) = 4 [pid 683] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 683] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 683] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 683] memfd_create("syzkaller", 0) = 5 [pid 683] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 683] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 683] munmap(0x7f319b54f000, 138412032) = 0 [pid 683] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 683] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 683] ioctl(6, LOOP_CLR_FD) = 0 [pid 683] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 683] close(6) = 0 [pid 683] close(5) = 0 [pid 683] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 683] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 683] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 683] exit_group(0) = ? [pid 683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=683, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 685 ./strace-static-x86_64: Process 685 attached [pid 685] set_robust_list(0x5555880b8660, 24) = 0 [pid 685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 685] setpgid(0, 0) = 0 [pid 685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 685] write(3, "1000", 4) = 4 [pid 685] close(3) = 0 [pid 685] write(1, "executing program\n", 18) = 18 [pid 685] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 685] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 685] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 685] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 685] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 685] eventfd(0) = 4 [pid 685] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 685] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 685] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 685] memfd_create("syzkaller", 0) = 5 [pid 685] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 685] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 685] munmap(0x7f319b54f000, 138412032) = 0 [pid 685] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 685] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 685] ioctl(6, LOOP_CLR_FD) = 0 [pid 685] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 685] close(6) = 0 [pid 685] close(5) = 0 [pid 685] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 685] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 685] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 685] exit_group(0) = ? [pid 685] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=685, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 687 ./strace-static-x86_64: Process 687 attached [pid 687] set_robust_list(0x5555880b8660, 24) = 0 [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 687] setpgid(0, 0) = 0 [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 687] write(3, "1000", 4) = 4 [pid 687] close(3) = 0 [pid 687] write(1, "executing program\n", 18executing program ) = 18 [pid 687] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 687] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 687] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 687] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 687] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 687] eventfd(0) = 4 [pid 687] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 687] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 687] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 687] memfd_create("syzkaller", 0) = 5 [pid 687] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 687] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 687] munmap(0x7f319b54f000, 138412032) = 0 [pid 687] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 687] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 687] ioctl(6, LOOP_CLR_FD) = 0 [pid 687] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 687] close(6) = 0 [pid 687] close(5) = 0 [pid 687] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 687] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 687] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 687] exit_group(0) = ? [pid 687] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=687, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 689 ./strace-static-x86_64: Process 689 attached [pid 689] set_robust_list(0x5555880b8660, 24) = 0 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 689] setpgid(0, 0) = 0 [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 689] write(3, "1000", 4) = 4 [pid 689] close(3) = 0 [pid 689] write(1, "executing program\n", 18executing program ) = 18 [pid 689] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 689] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 689] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 689] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 689] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 689] eventfd(0) = 4 [pid 689] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 689] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 689] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 689] memfd_create("syzkaller", 0) = 5 [pid 689] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 689] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 689] munmap(0x7f319b54f000, 138412032) = 0 [pid 689] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 689] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 689] ioctl(6, LOOP_CLR_FD) = 0 [pid 689] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 689] close(6) = 0 [pid 689] close(5) = 0 [pid 689] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 689] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 689] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 689] exit_group(0) = ? [pid 689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 691 ./strace-static-x86_64: Process 691 attached [pid 691] set_robust_list(0x5555880b8660, 24) = 0 [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 691] setpgid(0, 0) = 0 [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 691] write(3, "1000", 4) = 4 [pid 691] close(3) = 0 [pid 691] write(1, "executing program\n", 18) = 18 [pid 691] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 691] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 691] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 691] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 691] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 691] eventfd(0) = 4 [pid 691] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 691] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 691] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 691] memfd_create("syzkaller", 0) = 5 [pid 691] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 691] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 691] munmap(0x7f319b54f000, 138412032) = 0 [pid 691] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 691] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 691] ioctl(6, LOOP_CLR_FD) = 0 [pid 691] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 691] close(6) = 0 [pid 691] close(5) = 0 [pid 691] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 691] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 691] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 691] exit_group(0) = ? [pid 691] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=691, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 693 attached [pid 693] set_robust_list(0x5555880b8660, 24) = 0 [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 693] setpgid(0, 0) = 0 [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 693] write(3, "1000", 4) = 4 [pid 693] close(3) = 0 [pid 693] write(1, "executing program\n", 18) = 18 [pid 693] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 693] ioctl(3, VHOST_SET_OWNER [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 693 [pid 693] <... ioctl resumed>, 0) = 0 [pid 693] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 693] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 693] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 693] eventfd(0) = 4 [pid 693] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 693] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 693] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 693] memfd_create("syzkaller", 0) = 5 [pid 693] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 693] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 693] munmap(0x7f319b54f000, 138412032) = 0 [pid 693] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 693] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 693] ioctl(6, LOOP_CLR_FD) = 0 [pid 693] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 693] close(6) = 0 [pid 693] close(5) = 0 [pid 693] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 693] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 693] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 693] exit_group(0) = ? [pid 693] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=693, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 695 ./strace-static-x86_64: Process 695 attached [pid 695] set_robust_list(0x5555880b8660, 24) = 0 [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 695] setpgid(0, 0) = 0 [pid 695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 695] write(3, "1000", 4) = 4 [pid 695] close(3) = 0 [pid 695] write(1, "executing program\n", 18executing program ) = 18 [pid 695] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 695] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 695] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 695] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 695] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 695] eventfd(0) = 4 [pid 695] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 695] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 695] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 695] memfd_create("syzkaller", 0) = 5 [pid 695] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 695] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 695] munmap(0x7f319b54f000, 138412032) = 0 [pid 695] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 695] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 695] ioctl(6, LOOP_CLR_FD) = 0 [pid 695] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 695] close(6) = 0 [pid 695] close(5) = 0 [pid 695] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 695] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 695] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 695] exit_group(0) = ? [pid 695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 697 ./strace-static-x86_64: Process 697 attached [pid 697] set_robust_list(0x5555880b8660, 24) = 0 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 697] setpgid(0, 0) = 0 [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 697] write(3, "1000", 4) = 4 [pid 697] close(3) = 0 [pid 697] write(1, "executing program\n", 18) = 18 [pid 697] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 697] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 697] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 697] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 697] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 697] eventfd(0) = 4 [pid 697] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 697] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 697] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 697] memfd_create("syzkaller", 0) = 5 [pid 697] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 697] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 697] munmap(0x7f319b54f000, 138412032) = 0 [pid 697] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 697] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 697] ioctl(6, LOOP_CLR_FD) = 0 [pid 697] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 697] close(6) = 0 [pid 697] close(5) = 0 [pid 697] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 697] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 697] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 697] exit_group(0) = ? [pid 697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=697, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 699 ./strace-static-x86_64: Process 699 attached [pid 699] set_robust_list(0x5555880b8660, 24) = 0 [pid 699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 699] setpgid(0, 0) = 0 [pid 699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 699] write(3, "1000", 4) = 4 [pid 699] close(3) = 0 [pid 699] write(1, "executing program\n", 18) = 18 [pid 699] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 699] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 699] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 699] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 699] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 699] eventfd(0) = 4 [pid 699] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 699] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 699] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 699] memfd_create("syzkaller", 0) = 5 [pid 699] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 699] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 699] munmap(0x7f319b54f000, 138412032) = 0 [pid 699] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 699] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 699] ioctl(6, LOOP_CLR_FD) = 0 [pid 699] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 699] close(6) = 0 [pid 699] close(5) = 0 [pid 699] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 699] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 699] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 699] exit_group(0) = ? [pid 699] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=699, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 701 attached [pid 701] set_robust_list(0x5555880b8660, 24) = 0 [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 701] setpgid(0, 0) = 0 [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 701 [pid 701] <... openat resumed>) = 3 [pid 701] write(3, "1000", 4executing program ) = 4 [pid 701] close(3) = 0 [pid 701] write(1, "executing program\n", 18) = 18 [pid 701] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 701] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 701] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 701] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 701] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 701] eventfd(0) = 4 [pid 701] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 701] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 701] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 701] memfd_create("syzkaller", 0) = 5 [pid 701] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 701] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 701] munmap(0x7f319b54f000, 138412032) = 0 [pid 701] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 701] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 701] ioctl(6, LOOP_CLR_FD) = 0 [pid 701] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 701] close(6) = 0 [pid 701] close(5) = 0 [pid 701] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 701] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 701] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 701] exit_group(0) = ? [pid 701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 703 ./strace-static-x86_64: Process 703 attached [pid 703] set_robust_list(0x5555880b8660, 24) = 0 [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 703] setpgid(0, 0) = 0 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 703] write(3, "1000", 4) = 4 [pid 703] close(3) = 0 [pid 703] write(1, "executing program\n", 18executing program ) = 18 [pid 703] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 703] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 703] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 703] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 703] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 703] eventfd(0) = 4 [pid 703] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 703] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 703] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 703] memfd_create("syzkaller", 0) = 5 [pid 703] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 703] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 703] munmap(0x7f319b54f000, 138412032) = 0 [pid 703] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 703] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 703] ioctl(6, LOOP_CLR_FD) = 0 [pid 703] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 703] close(6) = 0 [pid 703] close(5) = 0 [pid 703] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 703] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 703] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 703] exit_group(0) = ? [pid 703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=703, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 705 ./strace-static-x86_64: Process 705 attached [pid 705] set_robust_list(0x5555880b8660, 24) = 0 [pid 705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 705] setpgid(0, 0) = 0 [pid 705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 705] write(3, "1000", 4) = 4 [pid 705] close(3) = 0 [pid 705] write(1, "executing program\n", 18executing program ) = 18 [pid 705] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 705] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 705] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 705] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 705] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 705] eventfd(0) = 4 [pid 705] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 705] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 705] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 705] memfd_create("syzkaller", 0) = 5 [pid 705] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 705] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 705] munmap(0x7f319b54f000, 138412032) = 0 [pid 705] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 705] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 705] ioctl(6, LOOP_CLR_FD) = 0 [pid 705] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 705] close(6) = 0 [pid 705] close(5) = 0 [pid 705] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 705] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 705] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 705] exit_group(0) = ? [pid 705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=705, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 707 ./strace-static-x86_64: Process 707 attached [pid 707] set_robust_list(0x5555880b8660, 24) = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 707] setpgid(0, 0) = 0 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 707] write(3, "1000", 4) = 4 [pid 707] close(3) = 0 [pid 707] write(1, "executing program\n", 18) = 18 [pid 707] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 707] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 707] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 707] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 707] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 707] eventfd(0) = 4 [pid 707] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 707] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 707] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 707] memfd_create("syzkaller", 0) = 5 [pid 707] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 707] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 707] munmap(0x7f319b54f000, 138412032) = 0 [pid 707] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 707] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 707] ioctl(6, LOOP_CLR_FD) = 0 [pid 707] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 707] close(6) = 0 [pid 707] close(5) = 0 [pid 707] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 707] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 707] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 707] exit_group(0) = ? [pid 707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=707, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 709 ./strace-static-x86_64: Process 709 attached [pid 709] set_robust_list(0x5555880b8660, 24) = 0 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 709] setpgid(0, 0) = 0 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 709] write(3, "1000", 4) = 4 [pid 709] close(3) = 0 [pid 709] write(1, "executing program\n", 18) = 18 [pid 709] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 709] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 709] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 709] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 709] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 709] eventfd(0) = 4 [pid 709] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 709] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 709] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 709] memfd_create("syzkaller", 0) = 5 [pid 709] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 709] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 709] munmap(0x7f319b54f000, 138412032) = 0 [pid 709] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 709] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 709] ioctl(6, LOOP_CLR_FD) = 0 [pid 709] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 709] close(6) = 0 [pid 709] close(5) = 0 [pid 709] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 709] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 709] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 709] exit_group(0) = ? [pid 709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 712 ./strace-static-x86_64: Process 712 attached [pid 712] set_robust_list(0x5555880b8660, 24) = 0 [pid 712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 712] setpgid(0, 0) = 0 [pid 712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 712] write(3, "1000", 4) = 4 [pid 712] close(3) = 0 [pid 712] write(1, "executing program\n", 18executing program ) = 18 [pid 712] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 712] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 712] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 712] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 712] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 712] eventfd(0) = 4 [pid 712] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 712] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 712] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 712] memfd_create("syzkaller", 0) = 5 [pid 712] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 712] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 712] munmap(0x7f319b54f000, 138412032) = 0 [pid 712] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 712] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 712] ioctl(6, LOOP_CLR_FD) = 0 [pid 712] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 712] close(6) = 0 [pid 712] close(5) = 0 [pid 712] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 712] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 712] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 712] exit_group(0) = ? [pid 712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=712, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 714 ./strace-static-x86_64: Process 714 attached [pid 714] set_robust_list(0x5555880b8660, 24) = 0 [pid 714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 714] setpgid(0, 0) = 0 [pid 714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 714] write(3, "1000", 4) = 4 [pid 714] close(3) = 0 executing program [pid 714] write(1, "executing program\n", 18) = 18 [pid 714] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 714] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 714] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 714] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 714] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 714] eventfd(0) = 4 [pid 714] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 714] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 714] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 714] memfd_create("syzkaller", 0) = 5 [pid 714] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 714] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 714] munmap(0x7f319b54f000, 138412032) = 0 [pid 714] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 714] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 714] ioctl(6, LOOP_CLR_FD) = 0 [pid 714] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 714] close(6) = 0 [pid 714] close(5) = 0 [pid 714] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 714] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 714] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 714] exit_group(0) = ? [pid 714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=714, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 716 ./strace-static-x86_64: Process 716 attached [pid 716] set_robust_list(0x5555880b8660, 24) = 0 [pid 716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 716] setpgid(0, 0) = 0 [pid 716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 716] write(3, "1000", 4) = 4 [pid 716] close(3) = 0 [pid 716] write(1, "executing program\n", 18executing program ) = 18 [pid 716] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 716] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 716] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 716] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 716] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 716] eventfd(0) = 4 [pid 716] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 716] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 716] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 716] memfd_create("syzkaller", 0) = 5 [pid 716] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 716] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 716] munmap(0x7f319b54f000, 138412032) = 0 [pid 716] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 716] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 716] ioctl(6, LOOP_CLR_FD) = 0 [pid 716] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 716] close(6) = 0 [pid 716] close(5) = 0 [pid 716] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 716] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 716] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 716] exit_group(0) = ? [pid 716] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=716, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 718 ./strace-static-x86_64: Process 718 attached [pid 718] set_robust_list(0x5555880b8660, 24) = 0 [pid 718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 718] setpgid(0, 0) = 0 [pid 718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 718] write(3, "1000", 4) = 4 [pid 718] close(3) = 0 [pid 718] write(1, "executing program\n", 18) = 18 [pid 718] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 718] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 718] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 718] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 718] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 718] eventfd(0) = 4 [pid 718] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 718] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 718] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 718] memfd_create("syzkaller", 0) = 5 [pid 718] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 718] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 718] munmap(0x7f319b54f000, 138412032) = 0 [pid 718] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 718] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 718] ioctl(6, LOOP_CLR_FD) = 0 [pid 718] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 718] close(6) = 0 [pid 718] close(5) = 0 [pid 718] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 718] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 718] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 718] exit_group(0) = ? [pid 718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 720 attached [pid 720] set_robust_list(0x5555880b8660, 24) = 0 [pid 720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 720] setpgid(0, 0) = 0 executing program [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 720 [pid 720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 720] write(3, "1000", 4) = 4 [pid 720] close(3) = 0 [pid 720] write(1, "executing program\n", 18) = 18 [pid 720] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 720] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 720] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 720] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 720] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 720] eventfd(0) = 4 [pid 720] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 720] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 720] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 720] memfd_create("syzkaller", 0) = 5 [pid 720] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 720] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 720] munmap(0x7f319b54f000, 138412032) = 0 [pid 720] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 720] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 720] ioctl(6, LOOP_CLR_FD) = 0 [pid 720] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 720] close(6) = 0 [pid 720] close(5) = 0 [pid 720] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 720] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 720] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 720] exit_group(0) = ? [pid 720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=720, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 722 ./strace-static-x86_64: Process 722 attached [pid 722] set_robust_list(0x5555880b8660, 24) = 0 [pid 722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 722] setpgid(0, 0) = 0 [pid 722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 722] write(3, "1000", 4) = 4 [pid 722] close(3) = 0 [pid 722] write(1, "executing program\n", 18executing program ) = 18 [pid 722] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 722] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 722] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 722] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 722] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 722] eventfd(0) = 4 [pid 722] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 722] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 722] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 722] memfd_create("syzkaller", 0) = 5 [pid 722] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 722] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 722] munmap(0x7f319b54f000, 138412032) = 0 [pid 722] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 722] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 722] ioctl(6, LOOP_CLR_FD) = 0 [pid 722] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 722] close(6) = 0 [pid 722] close(5) = 0 [pid 722] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 722] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 722] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 722] exit_group(0) = ? [pid 722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 724 ./strace-static-x86_64: Process 724 attached [pid 724] set_robust_list(0x5555880b8660, 24) = 0 [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 724] setpgid(0, 0) = 0 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 724] write(3, "1000", 4) = 4 [pid 724] close(3) = 0 [pid 724] write(1, "executing program\n", 18executing program ) = 18 [pid 724] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 724] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 724] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 724] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 724] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 724] eventfd(0) = 4 [pid 724] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 724] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 724] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 724] memfd_create("syzkaller", 0) = 5 [pid 724] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 724] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 724] munmap(0x7f319b54f000, 138412032) = 0 [pid 724] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 724] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 724] ioctl(6, LOOP_CLR_FD) = 0 [pid 724] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 724] close(6) = 0 [pid 724] close(5) = 0 [pid 724] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 724] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 724] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 724] exit_group(0) = ? [pid 724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=724, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 726 ./strace-static-x86_64: Process 726 attached [pid 726] set_robust_list(0x5555880b8660, 24) = 0 [pid 726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 726] setpgid(0, 0) = 0 [pid 726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 726] write(3, "1000", 4) = 4 [pid 726] close(3) = 0 [pid 726] write(1, "executing program\n", 18executing program ) = 18 [pid 726] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 726] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 726] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 726] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 726] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 726] eventfd(0) = 4 [pid 726] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 726] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 726] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 726] memfd_create("syzkaller", 0) = 5 [pid 726] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 726] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 726] munmap(0x7f319b54f000, 138412032) = 0 [pid 726] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 726] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 726] ioctl(6, LOOP_CLR_FD) = 0 [pid 726] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 726] close(6) = 0 [pid 726] close(5) = 0 [pid 726] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 726] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 726] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 726] exit_group(0) = ? [pid 726] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=726, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 728 ./strace-static-x86_64: Process 728 attached [pid 728] set_robust_list(0x5555880b8660, 24) = 0 [pid 728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 728] setpgid(0, 0) = 0 [pid 728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 728] write(3, "1000", 4) = 4 [pid 728] close(3) = 0 [pid 728] write(1, "executing program\n", 18) = 18 [pid 728] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 728] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 728] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 728] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 728] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 728] eventfd(0) = 4 [pid 728] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 728] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 728] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 728] memfd_create("syzkaller", 0) = 5 [pid 728] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 728] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 728] munmap(0x7f319b54f000, 138412032) = 0 [pid 728] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 728] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 728] ioctl(6, LOOP_CLR_FD) = 0 [pid 728] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 728] close(6) = 0 [pid 728] close(5) = 0 [pid 728] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 728] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 728] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 728] exit_group(0) = ? [pid 728] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=728, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 730 ./strace-static-x86_64: Process 730 attached [pid 730] set_robust_list(0x5555880b8660, 24) = 0 [pid 730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 730] setpgid(0, 0) = 0 [pid 730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 730] write(3, "1000", 4) = 4 [pid 730] close(3) = 0 [pid 730] write(1, "executing program\n", 18executing program ) = 18 [pid 730] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 730] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 730] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 730] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 730] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 730] eventfd(0) = 4 [pid 730] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 730] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 730] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 730] memfd_create("syzkaller", 0) = 5 [pid 730] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 730] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 730] munmap(0x7f319b54f000, 138412032) = 0 [pid 730] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 730] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 730] ioctl(6, LOOP_CLR_FD) = 0 [pid 730] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 730] close(6) = 0 [pid 730] close(5) = 0 [pid 730] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 730] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 730] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 730] exit_group(0) = ? [pid 730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=730, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 732 ./strace-static-x86_64: Process 732 attached [pid 732] set_robust_list(0x5555880b8660, 24) = 0 [pid 732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 732] setpgid(0, 0) = 0 [pid 732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 732] write(3, "1000", 4) = 4 [pid 732] close(3) = 0 [pid 732] write(1, "executing program\n", 18executing program ) = 18 [pid 732] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 732] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 732] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 732] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 732] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 732] eventfd(0) = 4 [pid 732] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 732] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 732] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 732] memfd_create("syzkaller", 0) = 5 [pid 732] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 732] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 732] munmap(0x7f319b54f000, 138412032) = 0 [pid 732] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 732] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 732] ioctl(6, LOOP_CLR_FD) = 0 [pid 732] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 732] close(6) = 0 [pid 732] close(5) = 0 [pid 732] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 732] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 732] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 732] exit_group(0) = ? [pid 732] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=732, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 734 attached , child_tidptr=0x5555880b8650) = 734 [pid 734] set_robust_list(0x5555880b8660, 24) = 0 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 734] setpgid(0, 0) = 0 [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 734] write(3, "1000", 4) = 4 [pid 734] close(3) = 0 [pid 734] write(1, "executing program\n", 18executing program ) = 18 [pid 734] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 734] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 734] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 734] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 734] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 734] eventfd(0) = 4 [pid 734] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 734] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 734] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 734] memfd_create("syzkaller", 0) = 5 [pid 734] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 734] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 734] munmap(0x7f319b54f000, 138412032) = 0 [pid 734] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 734] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 734] ioctl(6, LOOP_CLR_FD) = 0 [pid 734] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 734] close(6) = 0 [pid 734] close(5) = 0 [pid 734] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 734] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 734] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 734] exit_group(0) = ? [pid 734] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=734, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 736 ./strace-static-x86_64: Process 736 attached [pid 736] set_robust_list(0x5555880b8660, 24) = 0 [pid 736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 736] setpgid(0, 0) = 0 [pid 736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 736] write(3, "1000", 4) = 4 [pid 736] close(3) = 0 [pid 736] write(1, "executing program\n", 18) = 18 [pid 736] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 736] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 736] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 736] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 736] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 736] eventfd(0) = 4 [pid 736] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 736] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 736] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 736] memfd_create("syzkaller", 0) = 5 [pid 736] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 736] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 736] munmap(0x7f319b54f000, 138412032) = 0 [pid 736] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 736] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 736] ioctl(6, LOOP_CLR_FD) = 0 [pid 736] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 736] close(6) = 0 [pid 736] close(5) = 0 [pid 736] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 736] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 736] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 736] exit_group(0) = ? [pid 736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 738 ./strace-static-x86_64: Process 738 attached [pid 738] set_robust_list(0x5555880b8660, 24) = 0 [pid 738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 738] setpgid(0, 0) = 0 [pid 738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 738] write(3, "1000", 4) = 4 [pid 738] close(3) = 0 [pid 738] write(1, "executing program\n", 18) = 18 [pid 738] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 738] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 738] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 738] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 738] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 738] eventfd(0) = 4 [pid 738] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 738] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 738] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 738] memfd_create("syzkaller", 0) = 5 [pid 738] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 738] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 738] munmap(0x7f319b54f000, 138412032) = 0 [pid 738] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 738] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 738] ioctl(6, LOOP_CLR_FD) = 0 [pid 738] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 738] close(6) = 0 [pid 738] close(5) = 0 [pid 738] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 738] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 738] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 738] exit_group(0) = ? [pid 738] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=738, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 740 ./strace-static-x86_64: Process 740 attached [pid 740] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 740] setpgid(0, 0) = 0 [pid 740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 740] write(3, "1000", 4) = 4 [pid 740] close(3) = 0 [pid 740] write(1, "executing program\n", 18) = 18 [pid 740] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 740] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 740] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 740] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 740] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 740] eventfd(0) = 4 [pid 740] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 740] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 740] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 740] memfd_create("syzkaller", 0) = 5 [pid 740] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 740] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 740] munmap(0x7f319b54f000, 138412032) = 0 [pid 740] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 740] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 740] ioctl(6, LOOP_CLR_FD) = 0 [pid 740] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 740] close(6) = 0 [pid 740] close(5) = 0 [pid 740] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 740] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 740] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 740] exit_group(0) = ? [pid 740] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=740, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 742 ./strace-static-x86_64: Process 742 attached [pid 742] set_robust_list(0x5555880b8660, 24) = 0 [pid 742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 742] setpgid(0, 0) = 0 [pid 742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 742] write(3, "1000", 4) = 4 executing program [pid 742] close(3) = 0 [pid 742] write(1, "executing program\n", 18) = 18 [pid 742] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 742] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 742] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 742] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 742] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 742] eventfd(0) = 4 [pid 742] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 742] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 742] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 742] memfd_create("syzkaller", 0) = 5 [pid 742] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 742] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 742] munmap(0x7f319b54f000, 138412032) = 0 [pid 742] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 742] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 742] ioctl(6, LOOP_CLR_FD) = 0 [pid 742] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 742] close(6) = 0 [pid 742] close(5) = 0 [pid 742] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 742] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 742] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 742] exit_group(0) = ? [pid 742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=742, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 744 ./strace-static-x86_64: Process 744 attached [pid 744] set_robust_list(0x5555880b8660, 24) = 0 [pid 744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 744] setpgid(0, 0) = 0 [pid 744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 744] write(3, "1000", 4) = 4 [pid 744] close(3) = 0 [pid 744] write(1, "executing program\n", 18) = 18 [pid 744] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 744] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 744] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 744] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 744] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 744] eventfd(0) = 4 [pid 744] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 744] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 744] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 744] memfd_create("syzkaller", 0) = 5 [pid 744] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 744] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 744] munmap(0x7f319b54f000, 138412032) = 0 [pid 744] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 744] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 744] ioctl(6, LOOP_CLR_FD) = 0 [pid 744] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 744] close(6) = 0 [pid 744] close(5) = 0 [pid 744] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 744] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 744] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 744] exit_group(0) = ? [pid 744] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=744, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 746 ./strace-static-x86_64: Process 746 attached [pid 746] set_robust_list(0x5555880b8660, 24) = 0 [pid 746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 746] setpgid(0, 0) = 0 [pid 746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 746] write(3, "1000", 4) = 4 [pid 746] close(3) = 0 [pid 746] write(1, "executing program\n", 18executing program ) = 18 [pid 746] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 746] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 746] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 746] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 746] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 746] eventfd(0) = 4 [pid 746] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 746] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 746] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 746] memfd_create("syzkaller", 0) = 5 [pid 746] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 746] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 746] munmap(0x7f319b54f000, 138412032) = 0 [pid 746] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 746] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 746] ioctl(6, LOOP_CLR_FD) = 0 [pid 746] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 746] close(6) = 0 [pid 746] close(5) = 0 [pid 746] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 746] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 746] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 746] exit_group(0) = ? [pid 746] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=746, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 748 ./strace-static-x86_64: Process 748 attached executing program [pid 748] set_robust_list(0x5555880b8660, 24) = 0 [pid 748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 748] setpgid(0, 0) = 0 [pid 748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 748] write(3, "1000", 4) = 4 [pid 748] close(3) = 0 [pid 748] write(1, "executing program\n", 18) = 18 [pid 748] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 748] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 748] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 748] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 748] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 748] eventfd(0) = 4 [pid 748] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 748] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 748] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 748] memfd_create("syzkaller", 0) = 5 [pid 748] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 748] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 748] munmap(0x7f319b54f000, 138412032) = 0 [pid 748] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 748] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 748] ioctl(6, LOOP_CLR_FD) = 0 [pid 748] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 748] close(6) = 0 [pid 748] close(5) = 0 [pid 748] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 748] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 748] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 748] exit_group(0) = ? [pid 748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 750 ./strace-static-x86_64: Process 750 attached [pid 750] set_robust_list(0x5555880b8660, 24) = 0 [pid 750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 750] setpgid(0, 0) = 0 [pid 750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 750] write(3, "1000", 4) = 4 [pid 750] close(3executing program ) = 0 [pid 750] write(1, "executing program\n", 18) = 18 [pid 750] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 750] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 750] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 750] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 750] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 750] eventfd(0) = 4 [pid 750] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 750] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 750] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 750] memfd_create("syzkaller", 0) = 5 [pid 750] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 750] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 750] munmap(0x7f319b54f000, 138412032) = 0 [pid 750] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 750] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 750] ioctl(6, LOOP_CLR_FD) = 0 [pid 750] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 750] close(6) = 0 [pid 750] close(5) = 0 [pid 750] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 750] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 750] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 750] exit_group(0) = ? [pid 750] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=750, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 752 ./strace-static-x86_64: Process 752 attached [pid 752] set_robust_list(0x5555880b8660, 24) = 0 [pid 752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 752] setpgid(0, 0) = 0 [pid 752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 752] write(3, "1000", 4) = 4 [pid 752] close(3) = 0 [pid 752] write(1, "executing program\n", 18executing program ) = 18 [pid 752] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 752] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 752] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 752] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 752] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 752] eventfd(0) = 4 [pid 752] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 752] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 752] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 752] memfd_create("syzkaller", 0) = 5 [pid 752] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 752] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 752] munmap(0x7f319b54f000, 138412032) = 0 [pid 752] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 752] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 752] ioctl(6, LOOP_CLR_FD) = 0 [pid 752] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 752] close(6) = 0 [pid 752] close(5) = 0 [pid 752] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 752] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 752] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 752] exit_group(0) = ? [pid 752] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=752, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 754 ./strace-static-x86_64: Process 754 attached [pid 754] set_robust_list(0x5555880b8660, 24) = 0 [pid 754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 754] setpgid(0, 0) = 0 [pid 754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 754] write(3, "1000", 4) = 4 [pid 754] close(3) = 0 [pid 754] write(1, "executing program\n", 18executing program ) = 18 [pid 754] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 754] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 754] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 754] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 754] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 754] eventfd(0) = 4 [pid 754] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 754] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 754] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 754] memfd_create("syzkaller", 0) = 5 [pid 754] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 754] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 754] munmap(0x7f319b54f000, 138412032) = 0 [pid 754] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 754] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 754] ioctl(6, LOOP_CLR_FD) = 0 [pid 754] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 754] close(6) = 0 [pid 754] close(5) = 0 [pid 754] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 754] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 754] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 754] exit_group(0) = ? [pid 754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 756 attached , child_tidptr=0x5555880b8650) = 756 [pid 756] set_robust_list(0x5555880b8660, 24) = 0 [pid 756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 756] setpgid(0, 0) = 0 [pid 756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 756] write(3, "1000", 4) = 4 [pid 756] close(3) = 0 executing program [pid 756] write(1, "executing program\n", 18) = 18 [pid 756] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 756] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 756] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 756] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 756] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 756] eventfd(0) = 4 [pid 756] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 756] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 756] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 756] memfd_create("syzkaller", 0) = 5 [pid 756] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 756] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 756] munmap(0x7f319b54f000, 138412032) = 0 [pid 756] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 756] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 756] ioctl(6, LOOP_CLR_FD) = 0 [pid 756] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 756] close(6) = 0 [pid 756] close(5) = 0 [pid 756] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 756] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 756] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 756] exit_group(0) = ? [pid 756] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=756, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 758 ./strace-static-x86_64: Process 758 attached [pid 758] set_robust_list(0x5555880b8660, 24) = 0 [pid 758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 758] setpgid(0, 0) = 0 [pid 758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 758] write(3, "1000", 4) = 4 [pid 758] close(3) = 0 [pid 758] write(1, "executing program\n", 18) = 18 [pid 758] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 758] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 758] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 758] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 758] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 758] eventfd(0) = 4 [pid 758] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 758] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 758] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 758] memfd_create("syzkaller", 0) = 5 [pid 758] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 758] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 758] munmap(0x7f319b54f000, 138412032) = 0 [pid 758] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 758] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 758] ioctl(6, LOOP_CLR_FD) = 0 [pid 758] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 758] close(6) = 0 [pid 758] close(5) = 0 [pid 758] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 758] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 758] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 758] exit_group(0) = ? [pid 758] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=758, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 760 attached [pid 760] set_robust_list(0x5555880b8660, 24) = 0 [pid 760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 760] setpgid(0, 0) = 0 [pid 760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 760 [pid 760] <... openat resumed>) = 3 [pid 760] write(3, "1000", 4) = 4 [pid 760] close(3) = 0 executing program [pid 760] write(1, "executing program\n", 18) = 18 [pid 760] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 760] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 760] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 760] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 760] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 760] eventfd(0) = 4 [pid 760] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 760] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 760] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 760] memfd_create("syzkaller", 0) = 5 [pid 760] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 760] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 760] munmap(0x7f319b54f000, 138412032) = 0 [pid 760] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 760] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 760] ioctl(6, LOOP_CLR_FD) = 0 [pid 760] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 760] close(6) = 0 [pid 760] close(5) = 0 [pid 760] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 760] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 760] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 760] exit_group(0) = ? [pid 760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 762 ./strace-static-x86_64: Process 762 attached [pid 762] set_robust_list(0x5555880b8660, 24) = 0 [pid 762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 762] setpgid(0, 0) = 0 [pid 762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 762] write(3, "1000", 4) = 4 [pid 762] close(3) = 0 [pid 762] write(1, "executing program\n", 18executing program ) = 18 [pid 762] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 762] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 762] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 762] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 762] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 762] eventfd(0) = 4 [pid 762] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 762] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 762] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 762] memfd_create("syzkaller", 0) = 5 [pid 762] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 762] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 762] munmap(0x7f319b54f000, 138412032) = 0 [pid 762] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 762] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 762] ioctl(6, LOOP_CLR_FD) = 0 [pid 762] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 762] close(6) = 0 [pid 762] close(5) = 0 [pid 762] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 762] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 762] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 762] exit_group(0) = ? [pid 762] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=762, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 764 attached [pid 764] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 764 [pid 764] <... prctl resumed>) = 0 [pid 764] setpgid(0, 0) = 0 [pid 764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 764] write(3, "1000", 4) = 4 [pid 764] close(3) = 0 [pid 764] write(1, "executing program\n", 18) = 18 [pid 764] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 764] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 764] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 764] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 764] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 764] eventfd(0) = 4 [pid 764] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 764] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 764] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 764] memfd_create("syzkaller", 0) = 5 [pid 764] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 764] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 764] munmap(0x7f319b54f000, 138412032) = 0 [pid 764] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 764] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 764] ioctl(6, LOOP_CLR_FD) = 0 [pid 764] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 764] close(6) = 0 [pid 764] close(5) = 0 [pid 764] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 764] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 764] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 764] exit_group(0) = ? [pid 764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 766 ./strace-static-x86_64: Process 766 attached [pid 766] set_robust_list(0x5555880b8660, 24) = 0 [pid 766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 766] setpgid(0, 0) = 0 [pid 766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 766] write(3, "1000", 4) = 4 [pid 766] close(3) = 0 [pid 766] write(1, "executing program\n", 18) = 18 [pid 766] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 766] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 766] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 766] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 766] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 766] eventfd(0) = 4 [pid 766] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 766] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 766] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 766] memfd_create("syzkaller", 0) = 5 [pid 766] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 766] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 766] munmap(0x7f319b54f000, 138412032) = 0 [pid 766] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 766] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 766] ioctl(6, LOOP_CLR_FD) = 0 [pid 766] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 766] close(6) = 0 [pid 766] close(5) = 0 [pid 766] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 766] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 766] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 766] exit_group(0) = ? [pid 766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 768 attached , child_tidptr=0x5555880b8650) = 768 [pid 768] set_robust_list(0x5555880b8660, 24) = 0 [pid 768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 768] setpgid(0, 0) = 0 [pid 768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 768] write(3, "1000", 4) = 4 [pid 768] close(3) = 0 [pid 768] write(1, "executing program\n", 18) = 18 [pid 768] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 768] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 768] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 768] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 768] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 768] eventfd(0) = 4 [pid 768] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 768] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 768] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 768] memfd_create("syzkaller", 0) = 5 [pid 768] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 768] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 768] munmap(0x7f319b54f000, 138412032) = 0 [pid 768] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 768] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 768] ioctl(6, LOOP_CLR_FD) = 0 [pid 768] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 768] close(6) = 0 [pid 768] close(5) = 0 [pid 768] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 768] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 768] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 768] exit_group(0) = ? [pid 768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=768, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 771 ./strace-static-x86_64: Process 771 attached [pid 771] set_robust_list(0x5555880b8660, 24) = 0 [pid 771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 771] setpgid(0, 0) = 0 [pid 771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 771] write(3, "1000", 4) = 4 [pid 771] close(3executing program ) = 0 [pid 771] write(1, "executing program\n", 18) = 18 [pid 771] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 771] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 771] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 771] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 771] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 771] eventfd(0) = 4 [pid 771] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 771] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 771] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 771] memfd_create("syzkaller", 0) = 5 [pid 771] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 771] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 771] munmap(0x7f319b54f000, 138412032) = 0 [pid 771] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 771] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 771] ioctl(6, LOOP_CLR_FD) = 0 [pid 771] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 771] close(6) = 0 [pid 771] close(5) = 0 [pid 771] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 771] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 771] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 771] exit_group(0) = ? [pid 771] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=771, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 773 ./strace-static-x86_64: Process 773 attached [pid 773] set_robust_list(0x5555880b8660, 24) = 0 [pid 773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 773] setpgid(0, 0) = 0 [pid 773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 773] write(3, "1000", 4) = 4 [pid 773] close(3) = 0 [pid 773] write(1, "executing program\n", 18) = 18 [pid 773] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 773] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 773] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 773] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 773] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 773] eventfd(0) = 4 [pid 773] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 773] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 773] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 773] memfd_create("syzkaller", 0) = 5 [pid 773] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 773] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 773] munmap(0x7f319b54f000, 138412032) = 0 [pid 773] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 773] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 773] ioctl(6, LOOP_CLR_FD) = 0 [pid 773] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 773] close(6) = 0 [pid 773] close(5) = 0 [pid 773] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 773] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 773] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 773] exit_group(0) = ? [pid 773] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=773, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 775 ./strace-static-x86_64: Process 775 attached [pid 775] set_robust_list(0x5555880b8660, 24) = 0 [pid 775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 775] setpgid(0, 0) = 0 [pid 775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 775] write(3, "1000", 4) = 4 [pid 775] close(3) = 0 [pid 775] write(1, "executing program\n", 18executing program ) = 18 [pid 775] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 775] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 775] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 775] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 775] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 775] eventfd(0) = 4 [pid 775] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 775] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 775] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 775] memfd_create("syzkaller", 0) = 5 [pid 775] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 775] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 775] munmap(0x7f319b54f000, 138412032) = 0 [pid 775] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 775] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 775] ioctl(6, LOOP_CLR_FD) = 0 [pid 775] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 775] close(6) = 0 [pid 775] close(5) = 0 [pid 775] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 775] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 775] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 775] exit_group(0) = ? [pid 775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 777 ./strace-static-x86_64: Process 777 attached [pid 777] set_robust_list(0x5555880b8660, 24) = 0 [pid 777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 777] setpgid(0, 0) = 0 [pid 777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 777] write(3, "1000", 4) = 4 [pid 777] close(3) = 0 [pid 777] write(1, "executing program\n", 18) = 18 [pid 777] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 777] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 777] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 777] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 777] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 777] eventfd(0) = 4 [pid 777] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 777] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 777] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 777] memfd_create("syzkaller", 0) = 5 [pid 777] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 777] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 777] munmap(0x7f319b54f000, 138412032) = 0 [pid 777] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 777] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 777] ioctl(6, LOOP_CLR_FD) = 0 [pid 777] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 777] close(6) = 0 [pid 777] close(5) = 0 [pid 777] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 777] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 777] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 777] exit_group(0) = ? [pid 777] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=777, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 779 ./strace-static-x86_64: Process 779 attached [pid 779] set_robust_list(0x5555880b8660, 24) = 0 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 779] setpgid(0, 0) = 0 [pid 779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 779] write(3, "1000", 4) = 4 [pid 779] close(3) = 0 [pid 779] write(1, "executing program\n", 18executing program ) = 18 [pid 779] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 779] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 779] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 779] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 779] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 779] eventfd(0) = 4 [pid 779] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 779] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 779] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 779] memfd_create("syzkaller", 0) = 5 [pid 779] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 779] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 779] munmap(0x7f319b54f000, 138412032) = 0 [pid 779] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 779] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 779] ioctl(6, LOOP_CLR_FD) = 0 [pid 779] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 779] close(6) = 0 [pid 779] close(5) = 0 [pid 779] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 779] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 779] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 779] exit_group(0) = ? [pid 779] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=779, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 781 attached , child_tidptr=0x5555880b8650) = 781 [pid 781] set_robust_list(0x5555880b8660, 24) = 0 [pid 781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 781] setpgid(0, 0) = 0 [pid 781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 781] write(3, "1000", 4) = 4 [pid 781] close(3executing program ) = 0 [pid 781] write(1, "executing program\n", 18) = 18 [pid 781] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 781] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 781] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 781] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 781] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 781] eventfd(0) = 4 [pid 781] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 781] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 781] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 781] memfd_create("syzkaller", 0) = 5 [pid 781] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 781] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 781] munmap(0x7f319b54f000, 138412032) = 0 [pid 781] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 781] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 781] ioctl(6, LOOP_CLR_FD) = 0 [pid 781] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 781] close(6) = 0 [pid 781] close(5) = 0 [pid 781] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 781] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 781] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 781] exit_group(0) = ? [pid 781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 783 ./strace-static-x86_64: Process 783 attached [pid 783] set_robust_list(0x5555880b8660, 24) = 0 [pid 783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 783] setpgid(0, 0) = 0 [pid 783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 783] write(3, "1000", 4) = 4 [pid 783] close(3) = 0 [pid 783] write(1, "executing program\n", 18executing program ) = 18 [pid 783] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 783] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 783] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 783] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 783] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 783] eventfd(0) = 4 [pid 783] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 783] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 783] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 783] memfd_create("syzkaller", 0) = 5 [pid 783] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 783] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 783] munmap(0x7f319b54f000, 138412032) = 0 [pid 783] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 783] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 783] ioctl(6, LOOP_CLR_FD) = 0 [pid 783] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 783] close(6) = 0 [pid 783] close(5) = 0 [pid 783] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 783] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 783] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 783] exit_group(0) = ? [pid 783] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=783, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 785 ./strace-static-x86_64: Process 785 attached [pid 785] set_robust_list(0x5555880b8660, 24) = 0 [pid 785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 785] setpgid(0, 0) = 0 [pid 785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 785] write(3, "1000", 4) = 4 [pid 785] close(3) = 0 [pid 785] write(1, "executing program\n", 18executing program ) = 18 [pid 785] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 785] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 785] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 785] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 785] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 785] eventfd(0) = 4 [pid 785] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 785] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 785] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 785] memfd_create("syzkaller", 0) = 5 [pid 785] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 785] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 785] munmap(0x7f319b54f000, 138412032) = 0 [pid 785] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 785] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 785] ioctl(6, LOOP_CLR_FD) = 0 [pid 785] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 785] close(6) = 0 [pid 785] close(5) = 0 [pid 785] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 785] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 785] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 785] exit_group(0) = ? [pid 785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=785, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 787 attached , child_tidptr=0x5555880b8650) = 787 [pid 787] set_robust_list(0x5555880b8660, 24) = 0 [pid 787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 787] setpgid(0, 0) = 0 [pid 787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 787] write(3, "1000", 4) = 4 [pid 787] close(3) = 0 [pid 787] write(1, "executing program\n", 18executing program ) = 18 [pid 787] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 787] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 787] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 787] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 787] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 787] eventfd(0) = 4 [pid 787] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 787] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 787] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 787] memfd_create("syzkaller", 0) = 5 [pid 787] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 787] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 787] munmap(0x7f319b54f000, 138412032) = 0 [pid 787] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 787] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 787] ioctl(6, LOOP_CLR_FD) = 0 [pid 787] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 787] close(6) = 0 [pid 787] close(5) = 0 [pid 787] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 787] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 787] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 787] exit_group(0) = ? [pid 787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=787, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 789 attached [pid 789] set_robust_list(0x5555880b8660, 24) = 0 [pid 789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 789 [pid 789] <... prctl resumed>) = 0 [pid 789] setpgid(0, 0) = 0 [pid 789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 789] write(3, "1000", 4) = 4 [pid 789] close(3) = 0 [pid 789] write(1, "executing program\n", 18executing program ) = 18 [pid 789] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 789] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 789] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 789] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 789] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 789] eventfd(0) = 4 [pid 789] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 789] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 789] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 789] memfd_create("syzkaller", 0) = 5 [pid 789] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 789] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 789] munmap(0x7f319b54f000, 138412032) = 0 [pid 789] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 789] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 789] ioctl(6, LOOP_CLR_FD) = 0 [pid 789] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 789] close(6) = 0 [pid 789] close(5) = 0 [pid 789] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 789] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 789] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 789] exit_group(0) = ? [pid 789] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 791 ./strace-static-x86_64: Process 791 attached [pid 791] set_robust_list(0x5555880b8660, 24) = 0 [pid 791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 791] setpgid(0, 0) = 0 [pid 791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 791] write(3, "1000", 4) = 4 [pid 791] close(3) = 0 [pid 791] write(1, "executing program\n", 18executing program ) = 18 [pid 791] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 791] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 791] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 791] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 791] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 791] eventfd(0) = 4 [pid 791] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 791] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 791] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 791] memfd_create("syzkaller", 0) = 5 [pid 791] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 791] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 791] munmap(0x7f319b54f000, 138412032) = 0 [pid 791] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 791] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 791] ioctl(6, LOOP_CLR_FD) = 0 [pid 791] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 791] close(6) = 0 [pid 791] close(5) = 0 [pid 791] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 791] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 791] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 791] exit_group(0) = ? [pid 791] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=791, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 793 ./strace-static-x86_64: Process 793 attached [pid 793] set_robust_list(0x5555880b8660, 24) = 0 [pid 793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 793] setpgid(0, 0) = 0 [pid 793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 793] write(3, "1000", 4) = 4 [pid 793] close(3) = 0 [pid 793] write(1, "executing program\n", 18executing program ) = 18 [pid 793] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 793] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 793] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 793] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 793] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 793] eventfd(0) = 4 [pid 793] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 793] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 793] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 793] memfd_create("syzkaller", 0) = 5 [pid 793] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 793] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 793] munmap(0x7f319b54f000, 138412032) = 0 [pid 793] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 793] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 793] ioctl(6, LOOP_CLR_FD) = 0 [pid 793] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 793] close(6) = 0 [pid 793] close(5) = 0 [pid 793] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 793] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 793] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 793] exit_group(0) = ? [pid 793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 795 ./strace-static-x86_64: Process 795 attached [pid 795] set_robust_list(0x5555880b8660, 24) = 0 [pid 795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 795] setpgid(0, 0) = 0 [pid 795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 795] write(3, "1000", 4) = 4 [pid 795] close(3) = 0 [pid 795] write(1, "executing program\n", 18executing program ) = 18 [pid 795] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 795] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 795] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 795] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 795] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 795] eventfd(0) = 4 [pid 795] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 795] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 795] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 795] memfd_create("syzkaller", 0) = 5 [pid 795] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 795] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 795] munmap(0x7f319b54f000, 138412032) = 0 [pid 795] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 795] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 795] ioctl(6, LOOP_CLR_FD) = 0 [pid 795] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 795] close(6) = 0 [pid 795] close(5) = 0 [pid 795] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 795] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 795] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 795] exit_group(0) = ? [pid 795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=795, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 797 ./strace-static-x86_64: Process 797 attached [pid 797] set_robust_list(0x5555880b8660, 24) = 0 [pid 797] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 797] setpgid(0, 0) = 0 [pid 797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 797] write(3, "1000", 4) = 4 [pid 797] close(3) = 0 [pid 797] write(1, "executing program\n", 18executing program ) = 18 [pid 797] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 797] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 797] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 797] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 797] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 797] eventfd(0) = 4 [pid 797] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 797] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 797] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 797] memfd_create("syzkaller", 0) = 5 [pid 797] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 797] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 797] munmap(0x7f319b54f000, 138412032) = 0 [pid 797] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 797] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 797] ioctl(6, LOOP_CLR_FD) = 0 [pid 797] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 797] close(6) = 0 [pid 797] close(5) = 0 [pid 797] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 797] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 797] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 797] exit_group(0) = ? [pid 797] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=797, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 799 ./strace-static-x86_64: Process 799 attached [pid 799] set_robust_list(0x5555880b8660, 24) = 0 [pid 799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 799] setpgid(0, 0) = 0 [pid 799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 799] write(3, "1000", 4) = 4 [pid 799] close(3) = 0 [pid 799] write(1, "executing program\n", 18) = 18 [pid 799] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 799] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 799] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 799] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 799] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 799] eventfd(0) = 4 [pid 799] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 799] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 799] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 799] memfd_create("syzkaller", 0) = 5 [pid 799] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 799] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 799] munmap(0x7f319b54f000, 138412032) = 0 [pid 799] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 799] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 799] ioctl(6, LOOP_CLR_FD) = 0 [pid 799] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 799] close(6) = 0 [pid 799] close(5) = 0 [pid 799] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 799] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 799] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 799] exit_group(0) = ? [pid 799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 801 ./strace-static-x86_64: Process 801 attached [pid 801] set_robust_list(0x5555880b8660, 24) = 0 [pid 801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 801] setpgid(0, 0) = 0 [pid 801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 801] write(3, "1000", 4) = 4 [pid 801] close(3) = 0 [pid 801] write(1, "executing program\n", 18executing program ) = 18 [pid 801] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 801] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 801] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 801] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 801] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 801] eventfd(0) = 4 [pid 801] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 801] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 801] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 801] memfd_create("syzkaller", 0) = 5 [pid 801] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 801] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 801] munmap(0x7f319b54f000, 138412032) = 0 [pid 801] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 801] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 801] ioctl(6, LOOP_CLR_FD) = 0 [pid 801] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 801] close(6) = 0 [pid 801] close(5) = 0 [pid 801] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 801] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 801] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 801] exit_group(0) = ? [pid 801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 803 ./strace-static-x86_64: Process 803 attached [pid 803] set_robust_list(0x5555880b8660, 24) = 0 [pid 803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 803] setpgid(0, 0) = 0 [pid 803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 803] write(3, "1000", 4) = 4 [pid 803] close(3) = 0 [pid 803] write(1, "executing program\n", 18) = 18 [pid 803] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 803] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 803] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 803] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 803] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 803] eventfd(0) = 4 [pid 803] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 803] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 803] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 803] memfd_create("syzkaller", 0) = 5 [pid 803] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 803] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 803] munmap(0x7f319b54f000, 138412032) = 0 [pid 803] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 803] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 803] ioctl(6, LOOP_CLR_FD) = 0 [pid 803] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 803] close(6) = 0 [pid 803] close(5) = 0 [pid 803] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 803] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 803] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 803] exit_group(0) = ? [pid 803] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=803, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 805 ./strace-static-x86_64: Process 805 attached [pid 805] set_robust_list(0x5555880b8660, 24) = 0 [pid 805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 805] setpgid(0, 0) = 0 [pid 805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 805] write(3, "1000", 4) = 4 [pid 805] close(3) = 0 [pid 805] write(1, "executing program\n", 18executing program ) = 18 [pid 805] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 805] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 805] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 805] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 805] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 805] eventfd(0) = 4 [pid 805] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 805] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 805] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 805] memfd_create("syzkaller", 0) = 5 [pid 805] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 805] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 805] munmap(0x7f319b54f000, 138412032) = 0 [pid 805] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 805] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 805] ioctl(6, LOOP_CLR_FD) = 0 [pid 805] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 805] close(6) = 0 [pid 805] close(5) = 0 [pid 805] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 805] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 805] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 805] exit_group(0) = ? [pid 805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 807 ./strace-static-x86_64: Process 807 attached [pid 807] set_robust_list(0x5555880b8660, 24) = 0 [pid 807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 807] setpgid(0, 0) = 0 [pid 807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 807] write(3, "1000", 4) = 4 [pid 807] close(3) = 0 [pid 807] write(1, "executing program\n", 18) = 18 [pid 807] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 807] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 807] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 807] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 807] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 807] eventfd(0) = 4 [pid 807] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 807] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 807] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 807] memfd_create("syzkaller", 0) = 5 [pid 807] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 807] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 807] munmap(0x7f319b54f000, 138412032) = 0 [pid 807] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 807] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 807] ioctl(6, LOOP_CLR_FD) = 0 [pid 807] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 807] close(6) = 0 [pid 807] close(5) = 0 [pid 807] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 807] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 807] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 807] exit_group(0) = ? [pid 807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=807, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 809 ./strace-static-x86_64: Process 809 attached [pid 809] set_robust_list(0x5555880b8660, 24) = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 0 [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 809] write(3, "1000", 4) = 4 [pid 809] close(3) = 0 [pid 809] write(1, "executing program\n", 18) = 18 [pid 809] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 809] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 809] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 809] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 809] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 809] eventfd(0) = 4 [pid 809] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 809] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 809] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 809] memfd_create("syzkaller", 0) = 5 [pid 809] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 809] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 809] munmap(0x7f319b54f000, 138412032) = 0 [pid 809] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 809] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 809] ioctl(6, LOOP_CLR_FD) = 0 [pid 809] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 809] close(6) = 0 [pid 809] close(5) = 0 [pid 809] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 809] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 809] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 809] exit_group(0) = ? [pid 809] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=809, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 811 ./strace-static-x86_64: Process 811 attached [pid 811] set_robust_list(0x5555880b8660, 24) = 0 [pid 811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 811] setpgid(0, 0) = 0 [pid 811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 811] write(3, "1000", 4) = 4 [pid 811] close(3) = 0 [pid 811] write(1, "executing program\n", 18executing program ) = 18 [pid 811] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 811] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 811] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 811] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 811] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 811] eventfd(0) = 4 [pid 811] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 811] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 811] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 811] memfd_create("syzkaller", 0) = 5 [pid 811] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 811] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 811] munmap(0x7f319b54f000, 138412032) = 0 [pid 811] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 811] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 811] ioctl(6, LOOP_CLR_FD) = 0 [pid 811] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 811] close(6) = 0 [pid 811] close(5) = 0 [pid 811] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 811] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 811] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 811] exit_group(0) = ? [pid 811] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=811, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 813 ./strace-static-x86_64: Process 813 attached [pid 813] set_robust_list(0x5555880b8660, 24) = 0 [pid 813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 813] setpgid(0, 0) = 0 [pid 813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 813] write(3, "1000", 4) = 4 [pid 813] close(3) = 0 [pid 813] write(1, "executing program\n", 18executing program ) = 18 [pid 813] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 813] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 813] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 813] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 813] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 813] eventfd(0) = 4 [pid 813] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 813] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 813] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 813] memfd_create("syzkaller", 0) = 5 [pid 813] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 813] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 813] munmap(0x7f319b54f000, 138412032) = 0 [pid 813] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 813] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 813] ioctl(6, LOOP_CLR_FD) = 0 [pid 813] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 813] close(6) = 0 [pid 813] close(5) = 0 [pid 813] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 813] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 813] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 813] exit_group(0) = ? [pid 813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=813, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 815 ./strace-static-x86_64: Process 815 attached [pid 815] set_robust_list(0x5555880b8660, 24) = 0 [pid 815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 815] setpgid(0, 0) = 0 [pid 815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 815] write(3, "1000", 4) = 4 [pid 815] close(3) = 0 [pid 815] write(1, "executing program\n", 18) = 18 [pid 815] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 815] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 815] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 815] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 815] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 815] eventfd(0) = 4 [pid 815] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 815] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 815] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 815] memfd_create("syzkaller", 0) = 5 [pid 815] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 815] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 815] munmap(0x7f319b54f000, 138412032) = 0 [pid 815] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 815] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 815] ioctl(6, LOOP_CLR_FD) = 0 [pid 815] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 815] close(6) = 0 [pid 815] close(5) = 0 [pid 815] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 815] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 815] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 815] exit_group(0) = ? [pid 815] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=815, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 817 ./strace-static-x86_64: Process 817 attached [pid 817] set_robust_list(0x5555880b8660, 24) = 0 [pid 817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 817] setpgid(0, 0) = 0 [pid 817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 817] write(3, "1000", 4) = 4 [pid 817] close(3) = 0 [pid 817] write(1, "executing program\n", 18) = 18 [pid 817] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 817] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 817] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 817] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 817] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 817] eventfd(0) = 4 [pid 817] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 817] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 817] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 817] memfd_create("syzkaller", 0) = 5 [pid 817] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 817] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 817] munmap(0x7f319b54f000, 138412032) = 0 [pid 817] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 817] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 817] ioctl(6, LOOP_CLR_FD) = 0 [pid 817] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 817] close(6) = 0 [pid 817] close(5) = 0 [pid 817] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 817] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 817] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 817] exit_group(0) = ? [pid 817] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=817, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 819 ./strace-static-x86_64: Process 819 attached [pid 819] set_robust_list(0x5555880b8660, 24) = 0 [pid 819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 819] setpgid(0, 0) = 0 executing program [pid 819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 819] write(3, "1000", 4) = 4 [pid 819] close(3) = 0 [pid 819] write(1, "executing program\n", 18) = 18 [pid 819] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 819] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 819] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 819] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 819] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 819] eventfd(0) = 4 [pid 819] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 819] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 819] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 819] memfd_create("syzkaller", 0) = 5 [pid 819] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 819] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 819] munmap(0x7f319b54f000, 138412032) = 0 [pid 819] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 819] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 819] ioctl(6, LOOP_CLR_FD) = 0 [pid 819] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 819] close(6) = 0 [pid 819] close(5) = 0 [pid 819] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 819] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 819] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 819] exit_group(0) = ? [pid 819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 821 ./strace-static-x86_64: Process 821 attached [pid 821] set_robust_list(0x5555880b8660, 24) = 0 [pid 821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 821] setpgid(0, 0) = 0 [pid 821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 821] write(3, "1000", 4) = 4 [pid 821] close(3) = 0 executing program [pid 821] write(1, "executing program\n", 18) = 18 [pid 821] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 821] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 821] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 821] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 821] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 821] eventfd(0) = 4 [pid 821] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 821] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 821] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 821] memfd_create("syzkaller", 0) = 5 [pid 821] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 821] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 821] munmap(0x7f319b54f000, 138412032) = 0 [pid 821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 821] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 821] ioctl(6, LOOP_CLR_FD) = 0 [pid 821] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 821] close(6) = 0 [pid 821] close(5) = 0 [pid 821] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 821] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 821] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 821] exit_group(0) = ? [pid 821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=821, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 823 ./strace-static-x86_64: Process 823 attached [pid 823] set_robust_list(0x5555880b8660, 24) = 0 [pid 823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 823] setpgid(0, 0) = 0 [pid 823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 823] write(3, "1000", 4) = 4 [pid 823] close(3) = 0 [pid 823] write(1, "executing program\n", 18) = 18 [pid 823] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 823] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 823] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 823] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 823] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 823] eventfd(0) = 4 [pid 823] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 823] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 823] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 823] memfd_create("syzkaller", 0) = 5 [pid 823] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 823] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 823] munmap(0x7f319b54f000, 138412032) = 0 [pid 823] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 823] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 823] ioctl(6, LOOP_CLR_FD) = 0 [pid 823] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 823] close(6) = 0 [pid 823] close(5) = 0 [pid 823] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 823] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 823] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 823] exit_group(0) = ? [pid 823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=823, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 826 ./strace-static-x86_64: Process 826 attached [pid 826] set_robust_list(0x5555880b8660, 24) = 0 [pid 826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 826] setpgid(0, 0) = 0 [pid 826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 826] write(3, "1000", 4) = 4 [pid 826] close(3) = 0 [pid 826] write(1, "executing program\n", 18) = 18 [pid 826] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 826] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 826] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 826] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 826] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 826] eventfd(0) = 4 [pid 826] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 826] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 826] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 826] memfd_create("syzkaller", 0) = 5 [pid 826] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 826] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 826] munmap(0x7f319b54f000, 138412032) = 0 [pid 826] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 826] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 826] ioctl(6, LOOP_CLR_FD) = 0 [pid 826] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 826] close(6) = 0 [pid 826] close(5) = 0 [pid 826] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 826] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 826] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 826] exit_group(0) = ? [pid 826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 828 ./strace-static-x86_64: Process 828 attached [pid 828] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 828] setpgid(0, 0) = 0 [pid 828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 828] write(3, "1000", 4) = 4 [pid 828] close(3) = 0 [pid 828] write(1, "executing program\n", 18) = 18 [pid 828] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 828] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 828] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 828] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 828] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 828] eventfd(0) = 4 [pid 828] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 828] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 828] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 828] memfd_create("syzkaller", 0) = 5 [pid 828] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 828] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 828] munmap(0x7f319b54f000, 138412032) = 0 [pid 828] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 828] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 828] ioctl(6, LOOP_CLR_FD) = 0 [pid 828] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 828] close(6) = 0 [pid 828] close(5) = 0 [pid 828] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 828] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 828] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 828] exit_group(0) = ? [pid 828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 830 attached , child_tidptr=0x5555880b8650) = 830 [pid 830] set_robust_list(0x5555880b8660, 24) = 0 [pid 830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 830] setpgid(0, 0) = 0 [pid 830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 830] write(3, "1000", 4) = 4 [pid 830] close(3) = 0 [pid 830] write(1, "executing program\n", 18executing program ) = 18 [pid 830] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 830] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 830] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 830] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 830] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 830] eventfd(0) = 4 [pid 830] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 830] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 830] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 830] memfd_create("syzkaller", 0) = 5 [pid 830] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 830] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 830] munmap(0x7f319b54f000, 138412032) = 0 [pid 830] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 830] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 830] ioctl(6, LOOP_CLR_FD) = 0 [pid 830] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 830] close(6) = 0 [pid 830] close(5) = 0 [pid 830] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 830] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 830] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 830] exit_group(0) = ? [pid 830] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=830, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 832 ./strace-static-x86_64: Process 832 attached [pid 832] set_robust_list(0x5555880b8660, 24) = 0 [pid 832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 832] setpgid(0, 0) = 0 [pid 832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 832] write(3, "1000", 4) = 4 [pid 832] close(3) = 0 [pid 832] write(1, "executing program\n", 18executing program ) = 18 [pid 832] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 832] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 832] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 832] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 832] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 832] eventfd(0) = 4 [pid 832] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 832] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 832] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 832] memfd_create("syzkaller", 0) = 5 [pid 832] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 832] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 832] munmap(0x7f319b54f000, 138412032) = 0 [pid 832] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 832] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 832] ioctl(6, LOOP_CLR_FD) = 0 [pid 832] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 832] close(6) = 0 [pid 832] close(5) = 0 [pid 832] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 832] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 832] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 832] exit_group(0) = ? [pid 832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 834 ./strace-static-x86_64: Process 834 attached [pid 834] set_robust_list(0x5555880b8660, 24) = 0 [pid 834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 834] setpgid(0, 0) = 0 [pid 834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 834] write(3, "1000", 4) = 4 [pid 834] close(3) = 0 [pid 834] write(1, "executing program\n", 18executing program ) = 18 [pid 834] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 834] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 834] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 834] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 834] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 834] eventfd(0) = 4 [pid 834] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 834] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 834] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 834] memfd_create("syzkaller", 0) = 5 [pid 834] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 834] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 834] munmap(0x7f319b54f000, 138412032) = 0 [pid 834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 834] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 834] ioctl(6, LOOP_CLR_FD) = 0 [pid 834] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 834] close(6) = 0 [pid 834] close(5) = 0 [pid 834] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 834] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 834] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 834] exit_group(0) = ? [pid 834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=834, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 836 ./strace-static-x86_64: Process 836 attached [pid 836] set_robust_list(0x5555880b8660, 24) = 0 [pid 836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 836] setpgid(0, 0) = 0 [pid 836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 836] write(3, "1000", 4) = 4 [pid 836] close(3) = 0 [pid 836] write(1, "executing program\n", 18executing program ) = 18 [pid 836] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 836] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 836] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 836] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 836] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 836] eventfd(0) = 4 [pid 836] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 836] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 836] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 836] memfd_create("syzkaller", 0) = 5 [pid 836] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 836] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 836] munmap(0x7f319b54f000, 138412032) = 0 [pid 836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 836] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 836] ioctl(6, LOOP_CLR_FD) = 0 [pid 836] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 836] close(6) = 0 [pid 836] close(5) = 0 [pid 836] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 836] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 836] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 836] exit_group(0) = ? [pid 836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=836, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 838 ./strace-static-x86_64: Process 838 attached [pid 838] set_robust_list(0x5555880b8660, 24) = 0 [pid 838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 838] setpgid(0, 0) = 0 [pid 838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 838] write(3, "1000", 4) = 4 [pid 838] close(3) = 0 [pid 838] write(1, "executing program\n", 18) = 18 [pid 838] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 838] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 838] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 838] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 838] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 838] eventfd(0) = 4 [pid 838] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 838] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 838] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 838] memfd_create("syzkaller", 0) = 5 [pid 838] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 838] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 838] munmap(0x7f319b54f000, 138412032) = 0 [pid 838] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 838] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 838] ioctl(6, LOOP_CLR_FD) = 0 [pid 838] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 838] close(6) = 0 [pid 838] close(5) = 0 [pid 838] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 838] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 838] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 838] exit_group(0) = ? [pid 838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 840 ./strace-static-x86_64: Process 840 attached [pid 840] set_robust_list(0x5555880b8660, 24) = 0 [pid 840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 840] setpgid(0, 0) = 0 [pid 840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 840] write(3, "1000", 4) = 4 [pid 840] close(3) = 0 [pid 840] write(1, "executing program\n", 18) = 18 [pid 840] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 840] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 840] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 840] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 840] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 840] eventfd(0) = 4 [pid 840] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 840] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 840] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 840] memfd_create("syzkaller", 0) = 5 [pid 840] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 840] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 840] munmap(0x7f319b54f000, 138412032) = 0 [pid 840] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 840] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 840] ioctl(6, LOOP_CLR_FD) = 0 [pid 840] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 840] close(6) = 0 [pid 840] close(5) = 0 [pid 840] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 840] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 840] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 840] exit_group(0) = ? [pid 840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 842 ./strace-static-x86_64: Process 842 attached [pid 842] set_robust_list(0x5555880b8660, 24) = 0 [pid 842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 842] setpgid(0, 0) = 0 [pid 842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 842] write(3, "1000", 4) = 4 [pid 842] close(3) = 0 [pid 842] write(1, "executing program\n", 18executing program ) = 18 [pid 842] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 842] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 842] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 842] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 842] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 842] eventfd(0) = 4 [pid 842] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 842] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 842] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 842] memfd_create("syzkaller", 0) = 5 [pid 842] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 842] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 842] munmap(0x7f319b54f000, 138412032) = 0 [pid 842] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 842] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 842] ioctl(6, LOOP_CLR_FD) = 0 [pid 842] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 842] close(6) = 0 [pid 842] close(5) = 0 [pid 842] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 842] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 842] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 842] exit_group(0) = ? [pid 842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=842, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 844 ./strace-static-x86_64: Process 844 attached [pid 844] set_robust_list(0x5555880b8660, 24) = 0 [pid 844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 844] setpgid(0, 0) = 0 [pid 844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 844] write(3, "1000", 4) = 4 [pid 844] close(3) = 0 [pid 844] write(1, "executing program\n", 18executing program ) = 18 [pid 844] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 844] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 844] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 844] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 844] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 844] eventfd(0) = 4 [pid 844] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 844] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 844] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 844] memfd_create("syzkaller", 0) = 5 [pid 844] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 844] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 844] munmap(0x7f319b54f000, 138412032) = 0 [pid 844] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 844] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 844] ioctl(6, LOOP_CLR_FD) = 0 [pid 844] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 844] close(6) = 0 [pid 844] close(5) = 0 [pid 844] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 844] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 844] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 844] exit_group(0) = ? [pid 844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 846 ./strace-static-x86_64: Process 846 attached [pid 846] set_robust_list(0x5555880b8660, 24) = 0 [pid 846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 846] setpgid(0, 0) = 0 [pid 846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 846] write(3, "1000", 4) = 4 [pid 846] close(3) = 0 [pid 846] write(1, "executing program\n", 18) = 18 [pid 846] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 846] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 846] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 846] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 846] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 846] eventfd(0) = 4 [pid 846] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 846] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 846] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 846] memfd_create("syzkaller", 0) = 5 [pid 846] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 846] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 846] munmap(0x7f319b54f000, 138412032) = 0 [pid 846] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 846] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 846] ioctl(6, LOOP_CLR_FD) = 0 [pid 846] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 846] close(6) = 0 [pid 846] close(5) = 0 [pid 846] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 846] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 846] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 846] exit_group(0) = ? [pid 846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 848 ./strace-static-x86_64: Process 848 attached [pid 848] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 848] setpgid(0, 0) = 0 [pid 848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 848] write(3, "1000", 4) = 4 [pid 848] close(3) = 0 [pid 848] write(1, "executing program\n", 18) = 18 [pid 848] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 848] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 848] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 848] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 848] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 848] eventfd(0) = 4 [pid 848] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 848] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 848] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 848] memfd_create("syzkaller", 0) = 5 [pid 848] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 848] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 848] munmap(0x7f319b54f000, 138412032) = 0 [pid 848] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 848] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 848] ioctl(6, LOOP_CLR_FD) = 0 [pid 848] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 848] close(6) = 0 [pid 848] close(5) = 0 [pid 848] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 848] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 848] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 848] exit_group(0) = ? [pid 848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 850 ./strace-static-x86_64: Process 850 attached [pid 850] set_robust_list(0x5555880b8660, 24) = 0 [pid 850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 850] setpgid(0, 0) = 0 [pid 850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 850] write(3, "1000", 4) = 4 [pid 850] close(3) = 0 [pid 850] write(1, "executing program\n", 18executing program ) = 18 [pid 850] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 850] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 850] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 850] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 850] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 850] eventfd(0) = 4 [pid 850] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 850] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 850] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 850] memfd_create("syzkaller", 0) = 5 [pid 850] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 850] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 850] munmap(0x7f319b54f000, 138412032) = 0 [pid 850] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 850] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 850] ioctl(6, LOOP_CLR_FD) = 0 [pid 850] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 850] close(6) = 0 [pid 850] close(5) = 0 [pid 850] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 850] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 850] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 850] exit_group(0) = ? [pid 850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=850, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 852 ./strace-static-x86_64: Process 852 attached [pid 852] set_robust_list(0x5555880b8660, 24) = 0 [pid 852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 852] setpgid(0, 0) = 0 [pid 852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 852] write(3, "1000", 4) = 4 [pid 852] close(3) = 0 [pid 852] write(1, "executing program\n", 18executing program ) = 18 [pid 852] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 852] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 852] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 852] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 852] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 852] eventfd(0) = 4 [pid 852] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 852] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 852] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 852] memfd_create("syzkaller", 0) = 5 [pid 852] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 852] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 852] munmap(0x7f319b54f000, 138412032) = 0 [pid 852] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 852] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 852] ioctl(6, LOOP_CLR_FD) = 0 [pid 852] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 852] close(6) = 0 [pid 852] close(5) = 0 [pid 852] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 852] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 852] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 852] exit_group(0) = ? [pid 852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 854 executing program ./strace-static-x86_64: Process 854 attached [pid 854] set_robust_list(0x5555880b8660, 24) = 0 [pid 854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 854] setpgid(0, 0) = 0 [pid 854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 854] write(3, "1000", 4) = 4 [pid 854] close(3) = 0 [pid 854] write(1, "executing program\n", 18) = 18 [pid 854] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 854] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 854] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 854] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 854] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 854] eventfd(0) = 4 [pid 854] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 854] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 854] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 854] memfd_create("syzkaller", 0) = 5 [pid 854] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 854] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 854] munmap(0x7f319b54f000, 138412032) = 0 [pid 854] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 854] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 854] ioctl(6, LOOP_CLR_FD) = 0 [pid 854] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 854] close(6) = 0 [pid 854] close(5) = 0 [pid 854] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 854] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 854] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 854] exit_group(0) = ? [pid 854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 856 ./strace-static-x86_64: Process 856 attached [pid 856] set_robust_list(0x5555880b8660, 24) = 0 [pid 856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 856] setpgid(0, 0) = 0 [pid 856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 856] write(3, "1000", 4) = 4 [pid 856] close(3) = 0 [pid 856] write(1, "executing program\n", 18) = 18 [pid 856] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 856] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 856] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 856] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 856] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 856] eventfd(0) = 4 [pid 856] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 856] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 856] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 856] memfd_create("syzkaller", 0) = 5 [pid 856] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 856] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 856] munmap(0x7f319b54f000, 138412032) = 0 [pid 856] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 856] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 856] ioctl(6, LOOP_CLR_FD) = 0 [pid 856] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 856] close(6) = 0 [pid 856] close(5) = 0 [pid 856] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 856] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 856] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 856] exit_group(0) = ? [pid 856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 858 ./strace-static-x86_64: Process 858 attached [pid 858] set_robust_list(0x5555880b8660, 24) = 0 [pid 858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 858] setpgid(0, 0) = 0 [pid 858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 858] write(3, "1000", 4) = 4 [pid 858] close(3) = 0 [pid 858] write(1, "executing program\n", 18) = 18 [pid 858] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 858] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 858] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 858] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 858] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 858] eventfd(0) = 4 [pid 858] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 858] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 858] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 858] memfd_create("syzkaller", 0) = 5 [pid 858] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 858] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 858] munmap(0x7f319b54f000, 138412032) = 0 [pid 858] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 858] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 858] ioctl(6, LOOP_CLR_FD) = 0 [pid 858] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 858] close(6) = 0 [pid 858] close(5) = 0 [pid 858] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 858] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 858] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 858] exit_group(0) = ? [pid 858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=858, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 860 ./strace-static-x86_64: Process 860 attached [pid 860] set_robust_list(0x5555880b8660, 24) = 0 [pid 860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 860] setpgid(0, 0) = 0 [pid 860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 860] write(3, "1000", 4) = 4 [pid 860] close(3) = 0 [pid 860] write(1, "executing program\n", 18executing program ) = 18 [pid 860] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 860] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 860] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 860] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 860] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 860] eventfd(0) = 4 [pid 860] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 860] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 860] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 860] memfd_create("syzkaller", 0) = 5 [pid 860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 860] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 860] munmap(0x7f319b54f000, 138412032) = 0 [pid 860] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 860] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 860] ioctl(6, LOOP_CLR_FD) = 0 [pid 860] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 860] close(6) = 0 [pid 860] close(5) = 0 [pid 860] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 860] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 860] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 860] exit_group(0) = ? [pid 860] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=860, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 862 ./strace-static-x86_64: Process 862 attached [pid 862] set_robust_list(0x5555880b8660, 24) = 0 [pid 862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 862] setpgid(0, 0) = 0 [pid 862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 862] write(3, "1000", 4) = 4 [pid 862] close(3) = 0 [pid 862] write(1, "executing program\n", 18executing program ) = 18 [pid 862] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 862] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 862] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 862] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 862] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 862] eventfd(0) = 4 [pid 862] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 862] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 862] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 862] memfd_create("syzkaller", 0) = 5 [pid 862] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 862] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 862] munmap(0x7f319b54f000, 138412032) = 0 [pid 862] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 862] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 862] ioctl(6, LOOP_CLR_FD) = 0 [pid 862] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 862] close(6) = 0 [pid 862] close(5) = 0 [pid 862] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 862] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 862] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 862] exit_group(0) = ? [pid 862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=862, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 864 ./strace-static-x86_64: Process 864 attached [pid 864] set_robust_list(0x5555880b8660, 24) = 0 [pid 864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 864] setpgid(0, 0) = 0 [pid 864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 864] write(3, "1000", 4) = 4 [pid 864] close(3) = 0 [pid 864] write(1, "executing program\n", 18) = 18 [pid 864] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 864] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 864] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 864] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 864] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 864] eventfd(0) = 4 [pid 864] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 864] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 864] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 864] memfd_create("syzkaller", 0) = 5 [pid 864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 864] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 864] munmap(0x7f319b54f000, 138412032) = 0 [pid 864] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 864] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 864] ioctl(6, LOOP_CLR_FD) = 0 [pid 864] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 864] close(6) = 0 [pid 864] close(5) = 0 [pid 864] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 864] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 864] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 864] exit_group(0) = ? [pid 864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 866 ./strace-static-x86_64: Process 866 attached [pid 866] set_robust_list(0x5555880b8660, 24) = 0 [pid 866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 866] setpgid(0, 0) = 0 [pid 866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 866] write(3, "1000", 4) = 4 [pid 866] close(3) = 0 [pid 866] write(1, "executing program\n", 18executing program ) = 18 [pid 866] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 866] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 866] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 866] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 866] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 866] eventfd(0) = 4 [pid 866] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 866] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 866] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 866] memfd_create("syzkaller", 0) = 5 [pid 866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 866] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 866] munmap(0x7f319b54f000, 138412032) = 0 [pid 866] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 866] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 866] ioctl(6, LOOP_CLR_FD) = 0 [pid 866] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 866] close(6) = 0 [pid 866] close(5) = 0 [pid 866] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 866] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 866] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 866] exit_group(0) = ? [pid 866] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=866, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 868 ./strace-static-x86_64: Process 868 attached [pid 868] set_robust_list(0x5555880b8660, 24) = 0 [pid 868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 868] setpgid(0, 0) = 0 [pid 868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 868] write(3, "1000", 4) = 4 [pid 868] close(3) = 0 [pid 868] write(1, "executing program\n", 18) = 18 [pid 868] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 868] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 868] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 868] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 868] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 868] eventfd(0) = 4 [pid 868] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 868] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 868] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 868] memfd_create("syzkaller", 0) = 5 [pid 868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 868] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 868] munmap(0x7f319b54f000, 138412032) = 0 [pid 868] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 868] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 868] ioctl(6, LOOP_CLR_FD) = 0 [pid 868] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 868] close(6) = 0 [pid 868] close(5) = 0 [pid 868] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 868] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 868] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 868] exit_group(0) = ? [pid 868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=868, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 870 ./strace-static-x86_64: Process 870 attached [pid 870] set_robust_list(0x5555880b8660, 24) = 0 [pid 870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 870] setpgid(0, 0) = 0 [pid 870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 870] write(3, "1000", 4) = 4 [pid 870] close(3) = 0 executing program [pid 870] write(1, "executing program\n", 18) = 18 [pid 870] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 870] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 870] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 870] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 870] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 870] eventfd(0) = 4 [pid 870] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 870] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 870] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 870] memfd_create("syzkaller", 0) = 5 [pid 870] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 870] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 870] munmap(0x7f319b54f000, 138412032) = 0 [pid 870] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 870] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 870] ioctl(6, LOOP_CLR_FD) = 0 [pid 870] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 870] close(6) = 0 [pid 870] close(5) = 0 [pid 870] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 870] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 870] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 870] exit_group(0) = ? [pid 870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 872 ./strace-static-x86_64: Process 872 attached [pid 872] set_robust_list(0x5555880b8660, 24) = 0 [pid 872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 872] setpgid(0, 0) = 0 [pid 872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 872] write(3, "1000", 4) = 4 [pid 872] close(3executing program ) = 0 [pid 872] write(1, "executing program\n", 18) = 18 [pid 872] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 872] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 872] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 872] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 872] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 872] eventfd(0) = 4 [pid 872] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 872] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 872] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 872] memfd_create("syzkaller", 0) = 5 [pid 872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 872] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 872] munmap(0x7f319b54f000, 138412032) = 0 [pid 872] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 872] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 872] ioctl(6, LOOP_CLR_FD) = 0 [pid 872] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 872] close(6) = 0 [pid 872] close(5) = 0 [pid 872] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 872] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 872] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 872] exit_group(0) = ? [pid 872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=872, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 874 ./strace-static-x86_64: Process 874 attached [pid 874] set_robust_list(0x5555880b8660, 24) = 0 [pid 874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 874] setpgid(0, 0) = 0 [pid 874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 874] write(3, "1000", 4) = 4 [pid 874] close(3) = 0 [pid 874] write(1, "executing program\n", 18) = 18 [pid 874] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 874] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 874] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 874] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 874] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 874] eventfd(0) = 4 [pid 874] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 874] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 874] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 874] memfd_create("syzkaller", 0) = 5 [pid 874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 874] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 874] munmap(0x7f319b54f000, 138412032) = 0 [pid 874] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 874] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 874] ioctl(6, LOOP_CLR_FD) = 0 [pid 874] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 874] close(6) = 0 [pid 874] close(5) = 0 [pid 874] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 874] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 874] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 874] exit_group(0) = ? [pid 874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=874, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 876 ./strace-static-x86_64: Process 876 attached [pid 876] set_robust_list(0x5555880b8660, 24) = 0 [pid 876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 876] setpgid(0, 0) = 0 [pid 876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 876] write(3, "1000", 4) = 4 [pid 876] close(3) = 0 [pid 876] write(1, "executing program\n", 18executing program ) = 18 [pid 876] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 876] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 876] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 876] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 876] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 876] eventfd(0) = 4 [pid 876] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 876] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 876] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 876] memfd_create("syzkaller", 0) = 5 [pid 876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 876] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 876] munmap(0x7f319b54f000, 138412032) = 0 [pid 876] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 876] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 876] ioctl(6, LOOP_CLR_FD) = 0 [pid 876] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 876] close(6) = 0 [pid 876] close(5) = 0 [pid 876] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 876] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 876] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 876] exit_group(0) = ? [pid 876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=876, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 878 ./strace-static-x86_64: Process 878 attached [pid 878] set_robust_list(0x5555880b8660, 24) = 0 [pid 878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 878] setpgid(0, 0) = 0 [pid 878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 878] write(3, "1000", 4) = 4 [pid 878] close(3) = 0 [pid 878] write(1, "executing program\n", 18) = 18 [pid 878] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 878] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 878] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 878] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 878] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 878] eventfd(0) = 4 [pid 878] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 878] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 878] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 878] memfd_create("syzkaller", 0) = 5 [pid 878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 878] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 878] munmap(0x7f319b54f000, 138412032) = 0 [pid 878] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 878] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 878] ioctl(6, LOOP_CLR_FD) = 0 [pid 878] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 878] close(6) = 0 [pid 878] close(5) = 0 [pid 878] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 878] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 878] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 878] exit_group(0) = ? [pid 878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=878, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 880 attached [pid 880] set_robust_list(0x5555880b8660, 24) = 0 [pid 880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 880] setpgid(0, 0) = 0 [pid 880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 880] write(3, "1000", 4) = 4 [pid 880] close(3) = 0 [pid 880] write(1, "executing program\n", 18executing program [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 880 [pid 880] <... write resumed>) = 18 [pid 880] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 880] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 880] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 880] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 880] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 880] eventfd(0) = 4 [pid 880] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 880] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 880] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 880] memfd_create("syzkaller", 0) = 5 [pid 880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 880] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 880] munmap(0x7f319b54f000, 138412032) = 0 [pid 880] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 880] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 880] ioctl(6, LOOP_CLR_FD) = 0 [pid 880] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 880] close(6) = 0 [pid 880] close(5) = 0 [pid 880] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 880] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 880] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 880] exit_group(0) = ? [pid 880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 882 ./strace-static-x86_64: Process 882 attached [pid 882] set_robust_list(0x5555880b8660, 24) = 0 [pid 882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 882] setpgid(0, 0) = 0 [pid 882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 882] write(3, "1000", 4) = 4 [pid 882] close(3) = 0 [pid 882] write(1, "executing program\n", 18) = 18 [pid 882] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 882] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 882] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 882] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 882] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 882] eventfd(0) = 4 [pid 882] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 882] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 882] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 882] memfd_create("syzkaller", 0) = 5 [pid 882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 882] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 882] munmap(0x7f319b54f000, 138412032) = 0 [pid 882] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 882] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 882] ioctl(6, LOOP_CLR_FD) = 0 [pid 882] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 882] close(6) = 0 [pid 882] close(5) = 0 [pid 882] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 882] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 882] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 882] exit_group(0) = ? [pid 882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=882, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 885 ./strace-static-x86_64: Process 885 attached [pid 885] set_robust_list(0x5555880b8660, 24) = 0 [pid 885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 885] setpgid(0, 0) = 0 [pid 885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 885] write(3, "1000", 4) = 4 [pid 885] close(3) = 0 [pid 885] write(1, "executing program\n", 18) = 18 [pid 885] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 885] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 885] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 885] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 885] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 885] eventfd(0) = 4 [pid 885] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 885] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 885] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 885] memfd_create("syzkaller", 0) = 5 [pid 885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 885] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 885] munmap(0x7f319b54f000, 138412032) = 0 [pid 885] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 885] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 885] ioctl(6, LOOP_CLR_FD) = 0 [pid 885] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 885] close(6) = 0 [pid 885] close(5) = 0 [pid 885] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 885] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 885] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 885] exit_group(0) = ? [pid 885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 887 attached [pid 887] set_robust_list(0x5555880b8660, 24) = 0 [pid 887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 887] setpgid(0, 0) = 0 [pid 887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 887 [pid 887] <... openat resumed>) = 3 [pid 887] write(3, "1000", 4) = 4 [pid 887] close(3) = 0 executing program [pid 887] write(1, "executing program\n", 18) = 18 [pid 887] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 887] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 887] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 887] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 887] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 887] eventfd(0) = 4 [pid 887] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 887] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 887] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 887] memfd_create("syzkaller", 0) = 5 [pid 887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 887] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 887] munmap(0x7f319b54f000, 138412032) = 0 [pid 887] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 887] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 887] ioctl(6, LOOP_CLR_FD) = 0 [pid 887] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 887] close(6) = 0 [pid 887] close(5) = 0 [pid 887] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 887] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 887] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 887] exit_group(0) = ? [pid 887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=887, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 889 ./strace-static-x86_64: Process 889 attached [pid 889] set_robust_list(0x5555880b8660, 24) = 0 [pid 889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 889] setpgid(0, 0) = 0 [pid 889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 889] write(3, "1000", 4) = 4 [pid 889] close(3) = 0 [pid 889] write(1, "executing program\n", 18executing program ) = 18 [pid 889] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 889] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 889] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 889] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 889] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 889] eventfd(0) = 4 [pid 889] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 889] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 889] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 889] memfd_create("syzkaller", 0) = 5 [pid 889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 889] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 889] munmap(0x7f319b54f000, 138412032) = 0 [pid 889] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 889] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 889] ioctl(6, LOOP_CLR_FD) = 0 [pid 889] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 889] close(6) = 0 [pid 889] close(5) = 0 [pid 889] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 889] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 889] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 889] exit_group(0) = ? [pid 889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 891 ./strace-static-x86_64: Process 891 attached [pid 891] set_robust_list(0x5555880b8660, 24) = 0 [pid 891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 891] setpgid(0, 0) = 0 [pid 891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 891] write(3, "1000", 4) = 4 [pid 891] close(3) = 0 [pid 891] write(1, "executing program\n", 18) = 18 [pid 891] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 891] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 891] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 891] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 891] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 891] eventfd(0) = 4 [pid 891] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 891] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 891] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 891] memfd_create("syzkaller", 0) = 5 [pid 891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 891] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 891] munmap(0x7f319b54f000, 138412032) = 0 [pid 891] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 891] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 891] ioctl(6, LOOP_CLR_FD) = 0 [pid 891] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 891] close(6) = 0 [pid 891] close(5) = 0 [pid 891] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 891] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 891] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 891] exit_group(0) = ? [pid 891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 893 ./strace-static-x86_64: Process 893 attached [pid 893] set_robust_list(0x5555880b8660, 24) = 0 [pid 893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 893] setpgid(0, 0) = 0 [pid 893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 893] write(3, "1000", 4) = 4 [pid 893] close(3) = 0 [pid 893] write(1, "executing program\n", 18) = 18 [pid 893] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 893] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 893] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 893] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 893] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 893] eventfd(0) = 4 [pid 893] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 893] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 893] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 893] memfd_create("syzkaller", 0) = 5 [pid 893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 893] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 893] munmap(0x7f319b54f000, 138412032) = 0 [pid 893] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 893] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 893] ioctl(6, LOOP_CLR_FD) = 0 [pid 893] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 893] close(6) = 0 [pid 893] close(5) = 0 [pid 893] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 893] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 893] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 893] exit_group(0) = ? [pid 893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 895 ./strace-static-x86_64: Process 895 attached [pid 895] set_robust_list(0x5555880b8660, 24) = 0 [pid 895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 895] setpgid(0, 0) = 0 [pid 895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 895] write(3, "1000", 4) = 4 [pid 895] close(3) = 0 [pid 895] write(1, "executing program\n", 18) = 18 [pid 895] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 895] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 895] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 895] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 895] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 895] eventfd(0) = 4 [pid 895] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 895] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 895] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 895] memfd_create("syzkaller", 0) = 5 [pid 895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 895] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 895] munmap(0x7f319b54f000, 138412032) = 0 [pid 895] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 895] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 895] ioctl(6, LOOP_CLR_FD) = 0 [pid 895] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 895] close(6) = 0 [pid 895] close(5) = 0 [pid 895] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 895] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 895] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 895] exit_group(0) = ? [pid 895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 897 ./strace-static-x86_64: Process 897 attached [pid 897] set_robust_list(0x5555880b8660, 24) = 0 [pid 897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 897] setpgid(0, 0) = 0 [pid 897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 897] write(3, "1000", 4) = 4 [pid 897] close(3) = 0 [pid 897] write(1, "executing program\n", 18) = 18 [pid 897] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 897] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 897] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 897] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 897] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 897] eventfd(0) = 4 [pid 897] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 897] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 897] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 897] memfd_create("syzkaller", 0) = 5 [pid 897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 897] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 897] munmap(0x7f319b54f000, 138412032) = 0 [pid 897] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 897] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 897] ioctl(6, LOOP_CLR_FD) = 0 [pid 897] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 897] close(6) = 0 [pid 897] close(5) = 0 [pid 897] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 897] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 897] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 897] exit_group(0) = ? [pid 897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 899 ./strace-static-x86_64: Process 899 attached [pid 899] set_robust_list(0x5555880b8660, 24) = 0 [pid 899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 899] setpgid(0, 0) = 0 [pid 899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 899] write(3, "1000", 4) = 4 [pid 899] close(3) = 0 [pid 899] write(1, "executing program\n", 18) = 18 [pid 899] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 899] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 899] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 899] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 899] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 899] eventfd(0) = 4 [pid 899] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 899] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 899] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 899] memfd_create("syzkaller", 0) = 5 [pid 899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 899] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 899] munmap(0x7f319b54f000, 138412032) = 0 [pid 899] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 899] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 899] ioctl(6, LOOP_CLR_FD) = 0 [pid 899] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 899] close(6) = 0 [pid 899] close(5) = 0 [pid 899] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 899] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 899] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 899] exit_group(0) = ? [pid 899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 901 ./strace-static-x86_64: Process 901 attached [pid 901] set_robust_list(0x5555880b8660, 24) = 0 [pid 901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 901] setpgid(0, 0) = 0 [pid 901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 901] write(3, "1000", 4) = 4 [pid 901] close(3) = 0 [pid 901] write(1, "executing program\n", 18executing program ) = 18 [pid 901] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 901] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 901] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 901] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 901] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 901] eventfd(0) = 4 [pid 901] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 901] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 901] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 901] memfd_create("syzkaller", 0) = 5 [pid 901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 901] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 901] munmap(0x7f319b54f000, 138412032) = 0 [pid 901] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 901] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 901] ioctl(6, LOOP_CLR_FD) = 0 [pid 901] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 901] close(6) = 0 [pid 901] close(5) = 0 [pid 901] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 901] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 901] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 901] exit_group(0) = ? [pid 901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=901, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 903 ./strace-static-x86_64: Process 903 attached [pid 903] set_robust_list(0x5555880b8660, 24) = 0 [pid 903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 903] setpgid(0, 0) = 0 [pid 903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 903] write(3, "1000", 4) = 4 [pid 903] close(3) = 0 [pid 903] write(1, "executing program\n", 18) = 18 [pid 903] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 903] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 903] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 903] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 903] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 903] eventfd(0) = 4 [pid 903] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 903] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 903] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 903] memfd_create("syzkaller", 0) = 5 [pid 903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 903] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 903] munmap(0x7f319b54f000, 138412032) = 0 [pid 903] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 903] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 903] ioctl(6, LOOP_CLR_FD) = 0 [pid 903] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 903] close(6) = 0 [pid 903] close(5) = 0 [pid 903] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 903] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 903] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 903] exit_group(0) = ? [pid 903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 905 ./strace-static-x86_64: Process 905 attached [pid 905] set_robust_list(0x5555880b8660, 24) = 0 [pid 905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 905] setpgid(0, 0) = 0 [pid 905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 905] write(3, "1000", 4) = 4 [pid 905] close(3executing program ) = 0 [pid 905] write(1, "executing program\n", 18) = 18 [pid 905] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 905] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 905] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 905] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 905] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 905] eventfd(0) = 4 [pid 905] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 905] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 905] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 905] memfd_create("syzkaller", 0) = 5 [pid 905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 905] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 905] munmap(0x7f319b54f000, 138412032) = 0 [pid 905] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 905] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 905] ioctl(6, LOOP_CLR_FD) = 0 [pid 905] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 905] close(6) = 0 [pid 905] close(5) = 0 [pid 905] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 905] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 905] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 905] exit_group(0) = ? [pid 905] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=905, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 907 ./strace-static-x86_64: Process 907 attached [pid 907] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 907] setpgid(0, 0) = 0 [pid 907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 907] write(3, "1000", 4) = 4 [pid 907] close(3) = 0 [pid 907] write(1, "executing program\n", 18) = 18 [pid 907] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 907] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 907] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 907] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 907] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 907] eventfd(0) = 4 [pid 907] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 907] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 907] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 907] memfd_create("syzkaller", 0) = 5 [pid 907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 907] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 907] munmap(0x7f319b54f000, 138412032) = 0 [pid 907] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 907] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 907] ioctl(6, LOOP_CLR_FD) = 0 [pid 907] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 907] close(6) = 0 [pid 907] close(5) = 0 [pid 907] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 907] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 907] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 907] exit_group(0) = ? [pid 907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 909 ./strace-static-x86_64: Process 909 attached [pid 909] set_robust_list(0x5555880b8660, 24) = 0 [pid 909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 909] setpgid(0, 0) = 0 [pid 909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 909] write(3, "1000", 4) = 4 [pid 909] close(3) = 0 [pid 909] write(1, "executing program\n", 18) = 18 [pid 909] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 909] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 909] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 909] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 909] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 909] eventfd(0) = 4 [pid 909] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 909] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 909] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 909] memfd_create("syzkaller", 0) = 5 [pid 909] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 909] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 909] munmap(0x7f319b54f000, 138412032) = 0 [pid 909] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 909] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 909] ioctl(6, LOOP_CLR_FD) = 0 [pid 909] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 909] close(6) = 0 [pid 909] close(5) = 0 [pid 909] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 909] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 909] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 909] exit_group(0) = ? [pid 909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 911 attached , child_tidptr=0x5555880b8650) = 911 [pid 911] set_robust_list(0x5555880b8660, 24) = 0 [pid 911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 911] setpgid(0, 0) = 0 [pid 911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 911] write(3, "1000", 4) = 4 [pid 911] close(3) = 0 [pid 911] write(1, "executing program\n", 18executing program ) = 18 [pid 911] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 911] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 911] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 911] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 911] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 911] eventfd(0) = 4 [pid 911] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 911] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 911] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 911] memfd_create("syzkaller", 0) = 5 [pid 911] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 911] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 911] munmap(0x7f319b54f000, 138412032) = 0 [pid 911] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 911] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 911] ioctl(6, LOOP_CLR_FD) = 0 [pid 911] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 911] close(6) = 0 [pid 911] close(5) = 0 [pid 911] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 911] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 911] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 911] exit_group(0) = ? [pid 911] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 913 attached [pid 913] set_robust_list(0x5555880b8660, 24) = 0 [pid 913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 913] setpgid(0, 0) = 0 [pid 913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 913] write(3, "1000", 4) = 4 [pid 913] close(3executing program ) = 0 [pid 913] write(1, "executing program\n", 18) = 18 [pid 913] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 913] ioctl(3, VHOST_SET_OWNER [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 913 [pid 913] <... ioctl resumed>, 0) = 0 [pid 913] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 913] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 913] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 913] eventfd(0) = 4 [pid 913] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 913] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 913] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 913] memfd_create("syzkaller", 0) = 5 [pid 913] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 913] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 913] munmap(0x7f319b54f000, 138412032) = 0 [pid 913] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 913] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 913] ioctl(6, LOOP_CLR_FD) = 0 [pid 913] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 913] close(6) = 0 [pid 913] close(5) = 0 [pid 913] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 913] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 913] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 913] exit_group(0) = ? [pid 913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 915 ./strace-static-x86_64: Process 915 attached [pid 915] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 915] setpgid(0, 0) = 0 [pid 915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 915] write(3, "1000", 4) = 4 [pid 915] close(3) = 0 [pid 915] write(1, "executing program\n", 18) = 18 [pid 915] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 915] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 915] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 915] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 915] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 915] eventfd(0) = 4 [pid 915] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 915] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 915] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 915] memfd_create("syzkaller", 0) = 5 [pid 915] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 915] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 915] munmap(0x7f319b54f000, 138412032) = 0 [pid 915] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 915] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 915] ioctl(6, LOOP_CLR_FD) = 0 [pid 915] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 915] close(6) = 0 [pid 915] close(5) = 0 [pid 915] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 915] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 915] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 915] exit_group(0) = ? [pid 915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 917 attached , child_tidptr=0x5555880b8650) = 917 [pid 917] set_robust_list(0x5555880b8660, 24) = 0 [pid 917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 917] setpgid(0, 0) = 0 [pid 917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 917] write(3, "1000", 4) = 4 [pid 917] close(3) = 0 executing program [pid 917] write(1, "executing program\n", 18) = 18 [pid 917] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 917] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 917] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 917] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 917] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 917] eventfd(0) = 4 [pid 917] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 917] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 917] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 917] memfd_create("syzkaller", 0) = 5 [pid 917] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 917] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 917] munmap(0x7f319b54f000, 138412032) = 0 [pid 917] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 917] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 917] ioctl(6, LOOP_CLR_FD) = 0 [pid 917] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 917] close(6) = 0 [pid 917] close(5) = 0 [pid 917] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 917] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 917] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 917] exit_group(0) = ? [pid 917] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=917, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 919 ./strace-static-x86_64: Process 919 attached [pid 919] set_robust_list(0x5555880b8660, 24) = 0 [pid 919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 919] setpgid(0, 0) = 0 [pid 919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 919] write(3, "1000", 4) = 4 [pid 919] close(3) = 0 [pid 919] write(1, "executing program\n", 18executing program ) = 18 [pid 919] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 919] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 919] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 919] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 919] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 919] eventfd(0) = 4 [pid 919] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 919] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 919] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 919] memfd_create("syzkaller", 0) = 5 [pid 919] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 919] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 919] munmap(0x7f319b54f000, 138412032) = 0 [pid 919] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 919] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 919] ioctl(6, LOOP_CLR_FD) = 0 [pid 919] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 919] close(6) = 0 [pid 919] close(5) = 0 [pid 919] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 919] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 919] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 919] exit_group(0) = ? [pid 919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 921 ./strace-static-x86_64: Process 921 attached [pid 921] set_robust_list(0x5555880b8660, 24) = 0 [pid 921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 921] setpgid(0, 0) = 0 [pid 921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 921] write(3, "1000", 4) = 4 [pid 921] close(3) = 0 [pid 921] write(1, "executing program\n", 18executing program ) = 18 [pid 921] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 921] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 921] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 921] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 921] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 921] eventfd(0) = 4 [pid 921] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 921] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 921] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 921] memfd_create("syzkaller", 0) = 5 [pid 921] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 921] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 921] munmap(0x7f319b54f000, 138412032) = 0 [pid 921] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 921] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 921] ioctl(6, LOOP_CLR_FD) = 0 [pid 921] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 921] close(6) = 0 [pid 921] close(5) = 0 [pid 921] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 921] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 921] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 921] exit_group(0) = ? [pid 921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=921, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 923 ./strace-static-x86_64: Process 923 attached [pid 923] set_robust_list(0x5555880b8660, 24) = 0 [pid 923] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 923] setpgid(0, 0) = 0 [pid 923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 923] write(3, "1000", 4) = 4 [pid 923] close(3) = 0 [pid 923] write(1, "executing program\n", 18) = 18 [pid 923] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 923] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 923] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 923] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 923] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 923] eventfd(0) = 4 [pid 923] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 923] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 923] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 923] memfd_create("syzkaller", 0) = 5 [pid 923] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 923] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 923] munmap(0x7f319b54f000, 138412032) = 0 [pid 923] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 923] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 923] ioctl(6, LOOP_CLR_FD) = 0 [pid 923] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 923] close(6) = 0 [pid 923] close(5) = 0 [pid 923] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 923] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 923] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 923] exit_group(0) = ? [pid 923] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=923, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 925 attached , child_tidptr=0x5555880b8650) = 925 [pid 925] set_robust_list(0x5555880b8660, 24) = 0 [pid 925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 925] setpgid(0, 0) = 0 [pid 925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 925] write(3, "1000", 4) = 4 [pid 925] close(3executing program ) = 0 [pid 925] write(1, "executing program\n", 18) = 18 [pid 925] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 925] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 925] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 925] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 925] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 925] eventfd(0) = 4 [pid 925] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 925] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 925] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 925] memfd_create("syzkaller", 0) = 5 [pid 925] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 925] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 925] munmap(0x7f319b54f000, 138412032) = 0 [pid 925] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 925] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 925] ioctl(6, LOOP_CLR_FD) = 0 [pid 925] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 925] close(6) = 0 [pid 925] close(5) = 0 [pid 925] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 925] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 925] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 925] exit_group(0) = ? [pid 925] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=925, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 927 ./strace-static-x86_64: Process 927 attached [pid 927] set_robust_list(0x5555880b8660, 24) = 0 [pid 927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 927] setpgid(0, 0) = 0 [pid 927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 927] write(3, "1000", 4) = 4 [pid 927] close(3) = 0 [pid 927] write(1, "executing program\n", 18executing program ) = 18 [pid 927] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 927] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 927] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 927] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 927] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 927] eventfd(0) = 4 [pid 927] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 927] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 927] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 927] memfd_create("syzkaller", 0) = 5 [pid 927] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 927] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 927] munmap(0x7f319b54f000, 138412032) = 0 [pid 927] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 927] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 927] ioctl(6, LOOP_CLR_FD) = 0 [pid 927] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 927] close(6) = 0 [pid 927] close(5) = 0 [pid 927] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 927] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 927] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 927] exit_group(0) = ? [pid 927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=927, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 929 ./strace-static-x86_64: Process 929 attached [pid 929] set_robust_list(0x5555880b8660, 24) = 0 [pid 929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 929] setpgid(0, 0) = 0 [pid 929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 929] write(3, "1000", 4) = 4 [pid 929] close(3) = 0 [pid 929] write(1, "executing program\n", 18executing program ) = 18 [pid 929] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 929] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 929] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 929] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 929] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 929] eventfd(0) = 4 [pid 929] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 929] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 929] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 929] memfd_create("syzkaller", 0) = 5 [pid 929] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 929] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 929] munmap(0x7f319b54f000, 138412032) = 0 [pid 929] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 929] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 929] ioctl(6, LOOP_CLR_FD) = 0 [pid 929] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 929] close(6) = 0 [pid 929] close(5) = 0 [pid 929] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 929] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 929] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 929] exit_group(0) = ? [pid 929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=929, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 931 ./strace-static-x86_64: Process 931 attached [pid 931] set_robust_list(0x5555880b8660, 24) = 0 [pid 931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 931] setpgid(0, 0) = 0 [pid 931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 931] write(3, "1000", 4) = 4 [pid 931] close(3) = 0 [pid 931] write(1, "executing program\n", 18executing program ) = 18 [pid 931] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 931] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 931] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 931] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 931] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 931] eventfd(0) = 4 [pid 931] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 931] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 931] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 931] memfd_create("syzkaller", 0) = 5 [pid 931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 931] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 931] munmap(0x7f319b54f000, 138412032) = 0 [pid 931] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 931] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 931] ioctl(6, LOOP_CLR_FD) = 0 [pid 931] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 931] close(6) = 0 [pid 931] close(5) = 0 [pid 931] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 931] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 931] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 931] exit_group(0) = ? [pid 931] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=931, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 933 ./strace-static-x86_64: Process 933 attached [pid 933] set_robust_list(0x5555880b8660, 24) = 0 [pid 933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 933] setpgid(0, 0) = 0 [pid 933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 933] write(3, "1000", 4) = 4 [pid 933] close(3) = 0 [pid 933] write(1, "executing program\n", 18executing program ) = 18 [pid 933] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 933] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 933] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 933] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 933] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 933] eventfd(0) = 4 [pid 933] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 933] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 933] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 933] memfd_create("syzkaller", 0) = 5 [pid 933] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 933] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 933] munmap(0x7f319b54f000, 138412032) = 0 [pid 933] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 933] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 933] ioctl(6, LOOP_CLR_FD) = 0 [pid 933] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 933] close(6) = 0 [pid 933] close(5) = 0 [pid 933] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 933] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 933] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 933] exit_group(0) = ? [pid 933] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 935 ./strace-static-x86_64: Process 935 attached [pid 935] set_robust_list(0x5555880b8660, 24) = 0 [pid 935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 935] setpgid(0, 0) = 0 [pid 935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 935] write(3, "1000", 4) = 4 [pid 935] close(3) = 0 [pid 935] write(1, "executing program\n", 18executing program ) = 18 [pid 935] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 935] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 935] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 935] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 935] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 935] eventfd(0) = 4 [pid 935] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 935] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 935] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 935] memfd_create("syzkaller", 0) = 5 [pid 935] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 935] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 935] munmap(0x7f319b54f000, 138412032) = 0 [pid 935] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 935] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 935] ioctl(6, LOOP_CLR_FD) = 0 [pid 935] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 935] close(6) = 0 [pid 935] close(5) = 0 [pid 935] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 935] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 935] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 935] exit_group(0) = ? [pid 935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=935, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 937 ./strace-static-x86_64: Process 937 attached [pid 937] set_robust_list(0x5555880b8660, 24) = 0 [pid 937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 937] setpgid(0, 0) = 0 executing program [pid 937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 937] write(3, "1000", 4) = 4 [pid 937] close(3) = 0 [pid 937] write(1, "executing program\n", 18) = 18 [pid 937] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 937] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 937] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 937] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 937] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 937] eventfd(0) = 4 [pid 937] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 937] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 937] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 937] memfd_create("syzkaller", 0) = 5 [pid 937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 937] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 937] munmap(0x7f319b54f000, 138412032) = 0 [pid 937] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 937] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 937] ioctl(6, LOOP_CLR_FD) = 0 [pid 937] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 937] close(6) = 0 [pid 937] close(5) = 0 [pid 937] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 937] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 937] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 937] exit_group(0) = ? [pid 937] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=937, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 939 ./strace-static-x86_64: Process 939 attached [pid 939] set_robust_list(0x5555880b8660, 24) = 0 [pid 939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 939] setpgid(0, 0) = 0 executing program [pid 939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 939] write(3, "1000", 4) = 4 [pid 939] close(3) = 0 [pid 939] write(1, "executing program\n", 18) = 18 [pid 939] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 939] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 939] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 939] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 939] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 939] eventfd(0) = 4 [pid 939] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 939] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 939] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 939] memfd_create("syzkaller", 0) = 5 [pid 939] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 939] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 939] munmap(0x7f319b54f000, 138412032) = 0 [pid 939] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 939] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 939] ioctl(6, LOOP_CLR_FD) = 0 [pid 939] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 939] close(6) = 0 [pid 939] close(5) = 0 [pid 939] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 939] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 939] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 939] exit_group(0) = ? [pid 939] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=939, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 942 ./strace-static-x86_64: Process 942 attached [pid 942] set_robust_list(0x5555880b8660, 24) = 0 [pid 942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 942] setpgid(0, 0) = 0 executing program [pid 942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 942] write(3, "1000", 4) = 4 [pid 942] close(3) = 0 [pid 942] write(1, "executing program\n", 18) = 18 [pid 942] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 942] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 942] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 942] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 942] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 942] eventfd(0) = 4 [pid 942] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 942] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 942] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 942] memfd_create("syzkaller", 0) = 5 [pid 942] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 942] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 942] munmap(0x7f319b54f000, 138412032) = 0 [pid 942] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 942] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 942] ioctl(6, LOOP_CLR_FD) = 0 [pid 942] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 942] close(6) = 0 [pid 942] close(5) = 0 [pid 942] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 942] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 942] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 942] exit_group(0) = ? [pid 942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 944 ./strace-static-x86_64: Process 944 attached [pid 944] set_robust_list(0x5555880b8660, 24) = 0 [pid 944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 944] setpgid(0, 0) = 0 [pid 944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 944] write(3, "1000", 4) = 4 [pid 944] close(3) = 0 [pid 944] write(1, "executing program\n", 18) = 18 [pid 944] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 944] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 944] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 944] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 944] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 944] eventfd(0) = 4 [pid 944] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 944] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 944] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 944] memfd_create("syzkaller", 0) = 5 [pid 944] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 944] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 944] munmap(0x7f319b54f000, 138412032) = 0 [pid 944] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 944] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 944] ioctl(6, LOOP_CLR_FD) = 0 [pid 944] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 944] close(6) = 0 [pid 944] close(5) = 0 [pid 944] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 944] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 944] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 944] exit_group(0) = ? [pid 944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 946 ./strace-static-x86_64: Process 946 attached [pid 946] set_robust_list(0x5555880b8660, 24) = 0 [pid 946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 946] setpgid(0, 0) = 0 [pid 946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 946] write(3, "1000", 4) = 4 [pid 946] close(3) = 0 [pid 946] write(1, "executing program\n", 18) = 18 [pid 946] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 946] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 946] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 946] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 946] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 946] eventfd(0) = 4 [pid 946] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 946] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 946] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 946] memfd_create("syzkaller", 0) = 5 [pid 946] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 946] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 946] munmap(0x7f319b54f000, 138412032) = 0 [pid 946] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 946] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 946] ioctl(6, LOOP_CLR_FD) = 0 [pid 946] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 946] close(6) = 0 [pid 946] close(5) = 0 [pid 946] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 946] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 946] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 946] exit_group(0) = ? [pid 946] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=946, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 948 ./strace-static-x86_64: Process 948 attached [pid 948] set_robust_list(0x5555880b8660, 24) = 0 [pid 948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 948] setpgid(0, 0) = 0 executing program [pid 948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 948] write(3, "1000", 4) = 4 [pid 948] close(3) = 0 [pid 948] write(1, "executing program\n", 18) = 18 [pid 948] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 948] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 948] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 948] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 948] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 948] eventfd(0) = 4 [pid 948] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 948] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 948] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 948] memfd_create("syzkaller", 0) = 5 [pid 948] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 948] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 948] munmap(0x7f319b54f000, 138412032) = 0 [pid 948] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 948] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 948] ioctl(6, LOOP_CLR_FD) = 0 [pid 948] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 948] close(6) = 0 [pid 948] close(5) = 0 [pid 948] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 948] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 948] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 948] exit_group(0) = ? [pid 948] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=948, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 950 ./strace-static-x86_64: Process 950 attached [pid 950] set_robust_list(0x5555880b8660, 24) = 0 [pid 950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 950] setpgid(0, 0) = 0 [pid 950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 950] write(3, "1000", 4) = 4 [pid 950] close(3) = 0 [pid 950] write(1, "executing program\n", 18) = 18 [pid 950] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 950] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 950] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 950] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 950] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 950] eventfd(0) = 4 [pid 950] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 950] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 950] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 950] memfd_create("syzkaller", 0) = 5 [pid 950] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 950] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 950] munmap(0x7f319b54f000, 138412032) = 0 [pid 950] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 950] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 950] ioctl(6, LOOP_CLR_FD) = 0 [pid 950] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 950] close(6) = 0 [pid 950] close(5) = 0 [pid 950] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 950] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 950] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 950] exit_group(0) = ? [pid 950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=950, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 952 ./strace-static-x86_64: Process 952 attached [pid 952] set_robust_list(0x5555880b8660, 24) = 0 [pid 952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 952] setpgid(0, 0) = 0 [pid 952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 952] write(3, "1000", 4) = 4 [pid 952] close(3) = 0 [pid 952] write(1, "executing program\n", 18) = 18 [pid 952] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 952] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 952] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 952] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 952] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 952] eventfd(0) = 4 [pid 952] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 952] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 952] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 952] memfd_create("syzkaller", 0) = 5 [pid 952] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 952] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 952] munmap(0x7f319b54f000, 138412032) = 0 [pid 952] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 952] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 952] ioctl(6, LOOP_CLR_FD) = 0 [pid 952] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 952] close(6) = 0 [pid 952] close(5) = 0 [pid 952] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 952] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 952] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 952] exit_group(0) = ? [pid 952] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 954 ./strace-static-x86_64: Process 954 attached [pid 954] set_robust_list(0x5555880b8660, 24) = 0 [pid 954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 954] setpgid(0, 0) = 0 [pid 954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 954] write(3, "1000", 4) = 4 [pid 954] close(3) = 0 [pid 954] write(1, "executing program\n", 18) = 18 [pid 954] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 954] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 954] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 954] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 954] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 954] eventfd(0) = 4 [pid 954] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 954] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 954] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 954] memfd_create("syzkaller", 0) = 5 [pid 954] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 954] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 954] munmap(0x7f319b54f000, 138412032) = 0 [pid 954] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 954] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 954] ioctl(6, LOOP_CLR_FD) = 0 [pid 954] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 954] close(6) = 0 [pid 954] close(5) = 0 [pid 954] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 954] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 954] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 954] exit_group(0) = ? [pid 954] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=954, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 956 ./strace-static-x86_64: Process 956 attached [pid 956] set_robust_list(0x5555880b8660, 24) = 0 [pid 956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 956] setpgid(0, 0) = 0 executing program [pid 956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 956] write(3, "1000", 4) = 4 [pid 956] close(3) = 0 [pid 956] write(1, "executing program\n", 18) = 18 [pid 956] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 956] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 956] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 956] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 956] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 956] eventfd(0) = 4 [pid 956] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 956] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 956] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 956] memfd_create("syzkaller", 0) = 5 [pid 956] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 956] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 956] munmap(0x7f319b54f000, 138412032) = 0 [pid 956] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 956] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 956] ioctl(6, LOOP_CLR_FD) = 0 [pid 956] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 956] close(6) = 0 [pid 956] close(5) = 0 [pid 956] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 956] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 956] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 956] exit_group(0) = ? [pid 956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 958 ./strace-static-x86_64: Process 958 attached [pid 958] set_robust_list(0x5555880b8660, 24) = 0 [pid 958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 958] setpgid(0, 0) = 0 [pid 958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 958] write(3, "1000", 4) = 4 [pid 958] close(3) = 0 [pid 958] write(1, "executing program\n", 18) = 18 [pid 958] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 958] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 958] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 958] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 958] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 958] eventfd(0) = 4 [pid 958] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 958] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 958] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 958] memfd_create("syzkaller", 0) = 5 [pid 958] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 958] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 958] munmap(0x7f319b54f000, 138412032) = 0 [pid 958] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 958] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 958] ioctl(6, LOOP_CLR_FD) = 0 [pid 958] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 958] close(6) = 0 [pid 958] close(5) = 0 [pid 958] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 958] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 958] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 958] exit_group(0) = ? [pid 958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 960 ./strace-static-x86_64: Process 960 attached [pid 960] set_robust_list(0x5555880b8660, 24) = 0 [pid 960] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 960] setpgid(0, 0) = 0 [pid 960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 960] write(3, "1000", 4) = 4 [pid 960] close(3) = 0 [pid 960] write(1, "executing program\n", 18executing program ) = 18 [pid 960] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 960] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 960] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 960] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 960] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 960] eventfd(0) = 4 [pid 960] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 960] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 960] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 960] memfd_create("syzkaller", 0) = 5 [pid 960] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 960] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 960] munmap(0x7f319b54f000, 138412032) = 0 [pid 960] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 960] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 960] ioctl(6, LOOP_CLR_FD) = 0 [pid 960] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 960] close(6) = 0 [pid 960] close(5) = 0 [pid 960] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 960] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 960] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 960] exit_group(0) = ? [pid 960] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=960, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 962 ./strace-static-x86_64: Process 962 attached [pid 962] set_robust_list(0x5555880b8660, 24) = 0 [pid 962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 962] setpgid(0, 0) = 0 executing program [pid 962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 962] write(3, "1000", 4) = 4 [pid 962] close(3) = 0 [pid 962] write(1, "executing program\n", 18) = 18 [pid 962] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 962] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 962] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 962] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 962] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 962] eventfd(0) = 4 [pid 962] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 962] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 962] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 962] memfd_create("syzkaller", 0) = 5 [pid 962] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 962] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 962] munmap(0x7f319b54f000, 138412032) = 0 [pid 962] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 962] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 962] ioctl(6, LOOP_CLR_FD) = 0 [pid 962] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 962] close(6) = 0 [pid 962] close(5) = 0 [pid 962] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 962] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 962] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 962] exit_group(0) = ? [pid 962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=962, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 964 ./strace-static-x86_64: Process 964 attached [pid 964] set_robust_list(0x5555880b8660, 24) = 0 [pid 964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 964] setpgid(0, 0) = 0 [pid 964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 964] write(3, "1000", 4) = 4 [pid 964] close(3) = 0 [pid 964] write(1, "executing program\n", 18) = 18 [pid 964] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 964] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 964] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 964] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 964] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 964] eventfd(0) = 4 [pid 964] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 964] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 964] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 964] memfd_create("syzkaller", 0) = 5 [pid 964] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 964] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 964] munmap(0x7f319b54f000, 138412032) = 0 [pid 964] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 964] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 964] ioctl(6, LOOP_CLR_FD) = 0 [pid 964] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 964] close(6) = 0 [pid 964] close(5) = 0 [pid 964] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 964] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 964] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 964] exit_group(0) = ? [pid 964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=964, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 966 ./strace-static-x86_64: Process 966 attached [pid 966] set_robust_list(0x5555880b8660, 24) = 0 [pid 966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 966] setpgid(0, 0) = 0 [pid 966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 966] write(3, "1000", 4) = 4 [pid 966] close(3) = 0 [pid 966] write(1, "executing program\n", 18) = 18 [pid 966] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 966] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 966] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 966] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 966] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 966] eventfd(0) = 4 [pid 966] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 966] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 966] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 966] memfd_create("syzkaller", 0) = 5 [pid 966] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 966] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 966] munmap(0x7f319b54f000, 138412032) = 0 [pid 966] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 966] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 966] ioctl(6, LOOP_CLR_FD) = 0 [pid 966] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 966] close(6) = 0 [pid 966] close(5) = 0 [pid 966] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 966] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 966] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 966] exit_group(0) = ? [pid 966] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=966, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 968 ./strace-static-x86_64: Process 968 attached [pid 968] set_robust_list(0x5555880b8660, 24) = 0 [pid 968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 968] setpgid(0, 0) = 0 [pid 968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 968] write(3, "1000", 4) = 4 [pid 968] close(3) = 0 [pid 968] write(1, "executing program\n", 18) = 18 [pid 968] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 968] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 968] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 968] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 968] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 968] eventfd(0) = 4 [pid 968] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 968] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 968] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 968] memfd_create("syzkaller", 0) = 5 [pid 968] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 968] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 968] munmap(0x7f319b54f000, 138412032) = 0 [pid 968] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 968] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 968] ioctl(6, LOOP_CLR_FD) = 0 [pid 968] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 968] close(6) = 0 [pid 968] close(5) = 0 [pid 968] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 968] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 968] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 968] exit_group(0) = ? [pid 968] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 970 ./strace-static-x86_64: Process 970 attached [pid 970] set_robust_list(0x5555880b8660, 24) = 0 [pid 970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 970] setpgid(0, 0) = 0 [pid 970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 970] write(3, "1000", 4) = 4 [pid 970] close(3) = 0 [pid 970] write(1, "executing program\n", 18) = 18 [pid 970] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 970] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 970] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 970] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 970] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 970] eventfd(0) = 4 [pid 970] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 970] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 970] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 970] memfd_create("syzkaller", 0) = 5 [pid 970] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 970] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 970] munmap(0x7f319b54f000, 138412032) = 0 [pid 970] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 970] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 970] ioctl(6, LOOP_CLR_FD) = 0 [pid 970] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 970] close(6) = 0 [pid 970] close(5) = 0 [pid 970] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 970] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 970] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 970] exit_group(0) = ? [pid 970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 972 ./strace-static-x86_64: Process 972 attached [pid 972] set_robust_list(0x5555880b8660, 24) = 0 [pid 972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 972] setpgid(0, 0) = 0 [pid 972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 972] write(3, "1000", 4) = 4 [pid 972] close(3) = 0 [pid 972] write(1, "executing program\n", 18) = 18 [pid 972] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 972] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 972] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 972] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 972] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 972] eventfd(0) = 4 [pid 972] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 972] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 972] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 972] memfd_create("syzkaller", 0) = 5 [pid 972] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 972] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 972] munmap(0x7f319b54f000, 138412032) = 0 [pid 972] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 972] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 972] ioctl(6, LOOP_CLR_FD) = 0 [pid 972] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 972] close(6) = 0 [pid 972] close(5) = 0 [pid 972] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 972] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 972] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 972] exit_group(0) = ? [pid 972] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 974 ./strace-static-x86_64: Process 974 attached [pid 974] set_robust_list(0x5555880b8660, 24) = 0 [pid 974] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 974] setpgid(0, 0) = 0 [pid 974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 974] write(3, "1000", 4) = 4 [pid 974] close(3) = 0 [pid 974] write(1, "executing program\n", 18) = 18 [pid 974] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 974] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 974] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 974] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 974] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 974] eventfd(0) = 4 [pid 974] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 974] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 974] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 974] memfd_create("syzkaller", 0) = 5 [pid 974] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 974] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 974] munmap(0x7f319b54f000, 138412032) = 0 [pid 974] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 974] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 974] ioctl(6, LOOP_CLR_FD) = 0 [pid 974] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 974] close(6) = 0 [pid 974] close(5) = 0 [pid 974] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 974] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 974] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 974] exit_group(0) = ? [pid 974] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=974, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 976 ./strace-static-x86_64: Process 976 attached [pid 976] set_robust_list(0x5555880b8660, 24) = 0 [pid 976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 976] setpgid(0, 0) = 0 executing program [pid 976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 976] write(3, "1000", 4) = 4 [pid 976] close(3) = 0 [pid 976] write(1, "executing program\n", 18) = 18 [pid 976] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 976] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 976] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 976] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 976] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 976] eventfd(0) = 4 [pid 976] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 976] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 976] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 976] memfd_create("syzkaller", 0) = 5 [pid 976] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 976] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 976] munmap(0x7f319b54f000, 138412032) = 0 [pid 976] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 976] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 976] ioctl(6, LOOP_CLR_FD) = 0 [pid 976] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 976] close(6) = 0 [pid 976] close(5) = 0 [pid 976] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 976] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 976] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 976] exit_group(0) = ? [pid 976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 978 ./strace-static-x86_64: Process 978 attached [pid 978] set_robust_list(0x5555880b8660, 24) = 0 [pid 978] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 978] setpgid(0, 0) = 0 [pid 978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 978] write(3, "1000", 4) = 4 [pid 978] close(3) = 0 [pid 978] write(1, "executing program\n", 18) = 18 [pid 978] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 978] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 978] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 978] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 978] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 978] eventfd(0) = 4 [pid 978] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 978] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 978] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 978] memfd_create("syzkaller", 0) = 5 [pid 978] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 978] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 978] munmap(0x7f319b54f000, 138412032) = 0 [pid 978] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 978] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 978] ioctl(6, LOOP_CLR_FD) = 0 [pid 978] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 978] close(6) = 0 [pid 978] close(5) = 0 [pid 978] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 978] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 978] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 978] exit_group(0) = ? [pid 978] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=978, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 980 ./strace-static-x86_64: Process 980 attached [pid 980] set_robust_list(0x5555880b8660, 24) = 0 [pid 980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 980] setpgid(0, 0) = 0 executing program [pid 980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 980] write(3, "1000", 4) = 4 [pid 980] close(3) = 0 [pid 980] write(1, "executing program\n", 18) = 18 [pid 980] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 980] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 980] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 980] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 980] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 980] eventfd(0) = 4 [pid 980] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 980] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 980] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 980] memfd_create("syzkaller", 0) = 5 [pid 980] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 980] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 980] munmap(0x7f319b54f000, 138412032) = 0 [pid 980] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 980] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 980] ioctl(6, LOOP_CLR_FD) = 0 [pid 980] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 980] close(6) = 0 [pid 980] close(5) = 0 [pid 980] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 980] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 980] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 980] exit_group(0) = ? [pid 980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 982 ./strace-static-x86_64: Process 982 attached [pid 982] set_robust_list(0x5555880b8660, 24) = 0 [pid 982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 982] setpgid(0, 0) = 0 [pid 982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 982] write(3, "1000", 4) = 4 [pid 982] close(3) = 0 [pid 982] write(1, "executing program\n", 18) = 18 [pid 982] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 982] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 982] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 982] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 982] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 982] eventfd(0) = 4 [pid 982] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 982] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 982] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 982] memfd_create("syzkaller", 0) = 5 [pid 982] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 982] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 982] munmap(0x7f319b54f000, 138412032) = 0 [pid 982] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 982] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 982] ioctl(6, LOOP_CLR_FD) = 0 [pid 982] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 982] close(6) = 0 [pid 982] close(5) = 0 [pid 982] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 982] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 982] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 982] exit_group(0) = ? [pid 982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=982, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 984 ./strace-static-x86_64: Process 984 attached [pid 984] set_robust_list(0x5555880b8660, 24) = 0 [pid 984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 984] setpgid(0, 0) = 0 [pid 984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 984] write(3, "1000", 4) = 4 [pid 984] close(3) = 0 [pid 984] write(1, "executing program\n", 18) = 18 [pid 984] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 984] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 984] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 984] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 984] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 984] eventfd(0) = 4 [pid 984] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 984] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 984] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 984] memfd_create("syzkaller", 0) = 5 [pid 984] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 984] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 984] munmap(0x7f319b54f000, 138412032) = 0 [pid 984] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 984] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 984] ioctl(6, LOOP_CLR_FD) = 0 [pid 984] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 984] close(6) = 0 [pid 984] close(5) = 0 [pid 984] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 984] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 984] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 984] exit_group(0) = ? [pid 984] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=984, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 986 ./strace-static-x86_64: Process 986 attached [pid 986] set_robust_list(0x5555880b8660, 24) = 0 [pid 986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 986] setpgid(0, 0) = 0 [pid 986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 986] write(3, "1000", 4) = 4 [pid 986] close(3) = 0 [pid 986] write(1, "executing program\n", 18) = 18 [pid 986] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 986] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 986] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 986] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 986] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 986] eventfd(0) = 4 [pid 986] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 986] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 986] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 986] memfd_create("syzkaller", 0) = 5 [pid 986] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 986] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 986] munmap(0x7f319b54f000, 138412032) = 0 [pid 986] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 986] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 986] ioctl(6, LOOP_CLR_FD) = 0 [pid 986] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 986] close(6) = 0 [pid 986] close(5) = 0 [pid 986] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 986] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 986] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 986] exit_group(0) = ? [pid 986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 988 ./strace-static-x86_64: Process 988 attached [pid 988] set_robust_list(0x5555880b8660, 24) = 0 [pid 988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 988] setpgid(0, 0) = 0 [pid 988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 988] write(3, "1000", 4) = 4 [pid 988] close(3) = 0 [pid 988] write(1, "executing program\n", 18) = 18 [pid 988] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 988] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 988] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 988] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 988] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 988] eventfd(0) = 4 [pid 988] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 988] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 988] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 988] memfd_create("syzkaller", 0) = 5 [pid 988] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 988] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 988] munmap(0x7f319b54f000, 138412032) = 0 [pid 988] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 988] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 988] ioctl(6, LOOP_CLR_FD) = 0 [pid 988] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 988] close(6) = 0 [pid 988] close(5) = 0 [pid 988] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 988] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 988] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 988] exit_group(0) = ? [pid 988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 990 ./strace-static-x86_64: Process 990 attached [pid 990] set_robust_list(0x5555880b8660, 24) = 0 [pid 990] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 990] setpgid(0, 0) = 0 [pid 990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 990] write(3, "1000", 4) = 4 [pid 990] close(3) = 0 [pid 990] write(1, "executing program\n", 18) = 18 [pid 990] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 990] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 990] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 990] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 990] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 990] eventfd(0) = 4 [pid 990] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 990] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 990] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 990] memfd_create("syzkaller", 0) = 5 [pid 990] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 990] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 990] munmap(0x7f319b54f000, 138412032) = 0 [pid 990] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 990] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 990] ioctl(6, LOOP_CLR_FD) = 0 [pid 990] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 990] close(6) = 0 [pid 990] close(5) = 0 [pid 990] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 990] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 990] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 990] exit_group(0) = ? [pid 990] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=990, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 992 ./strace-static-x86_64: Process 992 attached [pid 992] set_robust_list(0x5555880b8660, 24) = 0 [pid 992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 992] setpgid(0, 0) = 0 [pid 992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 992] write(3, "1000", 4) = 4 [pid 992] close(3) = 0 [pid 992] write(1, "executing program\n", 18) = 18 [pid 992] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 992] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 992] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 992] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 992] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 992] eventfd(0) = 4 [pid 992] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 992] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 992] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 992] memfd_create("syzkaller", 0) = 5 [pid 992] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 992] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 992] munmap(0x7f319b54f000, 138412032) = 0 [pid 992] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 992] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 992] ioctl(6, LOOP_CLR_FD) = 0 [pid 992] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 992] close(6) = 0 [pid 992] close(5) = 0 [pid 992] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 992] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 992] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 992] exit_group(0) = ? [pid 992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 994 ./strace-static-x86_64: Process 994 attached [pid 994] set_robust_list(0x5555880b8660, 24) = 0 [pid 994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 994] setpgid(0, 0) = 0 [pid 994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 994] write(3, "1000", 4) = 4 [pid 994] close(3) = 0 [pid 994] write(1, "executing program\n", 18) = 18 [pid 994] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 994] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 994] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 994] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 994] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 994] eventfd(0) = 4 [pid 994] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 994] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 994] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 994] memfd_create("syzkaller", 0) = 5 [pid 994] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 994] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 994] munmap(0x7f319b54f000, 138412032) = 0 [pid 994] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 994] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 994] ioctl(6, LOOP_CLR_FD) = 0 [pid 994] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 994] close(6) = 0 [pid 994] close(5) = 0 [pid 994] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 994] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 994] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 994] exit_group(0) = ? [pid 994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 996 ./strace-static-x86_64: Process 996 attached [pid 996] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 996] setpgid(0, 0) = 0 [pid 996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 996] write(3, "1000", 4) = 4 [pid 996] close(3) = 0 [pid 996] write(1, "executing program\n", 18) = 18 [pid 996] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 996] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 996] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 996] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 996] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 996] eventfd(0) = 4 [pid 996] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 996] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 996] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 996] memfd_create("syzkaller", 0) = 5 [pid 996] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 996] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 996] munmap(0x7f319b54f000, 138412032) = 0 [pid 996] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 996] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 996] ioctl(6, LOOP_CLR_FD) = 0 [pid 996] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 996] close(6) = 0 [pid 996] close(5) = 0 [pid 996] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 996] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 996] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 996] exit_group(0) = ? [pid 996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=996, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 998 ./strace-static-x86_64: Process 998 attached [pid 998] set_robust_list(0x5555880b8660, 24) = 0 [pid 998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 998] setpgid(0, 0) = 0 [pid 998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 998] write(3, "1000", 4) = 4 [pid 998] close(3) = 0 [pid 998] write(1, "executing program\n", 18) = 18 [pid 998] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 998] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 998] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 998] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 998] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 998] eventfd(0) = 4 [pid 998] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 998] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 998] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 998] memfd_create("syzkaller", 0) = 5 [pid 998] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 998] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 998] munmap(0x7f319b54f000, 138412032) = 0 [pid 998] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 998] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 998] ioctl(6, LOOP_CLR_FD) = 0 [pid 998] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 998] close(6) = 0 [pid 998] close(5) = 0 [pid 998] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 998] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 998] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 998] exit_group(0) = ? [pid 998] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1001 ./strace-static-x86_64: Process 1001 attached [pid 1001] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1001] setpgid(0, 0) = 0 [pid 1001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1001] write(3, "1000", 4) = 4 [pid 1001] close(3) = 0 [pid 1001] write(1, "executing program\n", 18) = 18 [pid 1001] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1001] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1001] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1001] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1001] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1001] eventfd(0) = 4 [pid 1001] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1001] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1001] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1001] memfd_create("syzkaller", 0) = 5 [pid 1001] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1001] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1001] munmap(0x7f319b54f000, 138412032) = 0 [pid 1001] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1001] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1001] ioctl(6, LOOP_CLR_FD) = 0 [pid 1001] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1001] close(6) = 0 [pid 1001] close(5) = 0 [pid 1001] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1001] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1001] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1001] exit_group(0) = ? [pid 1001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1003 ./strace-static-x86_64: Process 1003 attached [pid 1003] set_robust_list(0x5555880b8660, 24) = 0 [pid 1003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1003] setpgid(0, 0) = 0 executing program [pid 1003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1003] write(3, "1000", 4) = 4 [pid 1003] close(3) = 0 [pid 1003] write(1, "executing program\n", 18) = 18 [pid 1003] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1003] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1003] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1003] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1003] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1003] eventfd(0) = 4 [pid 1003] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1003] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1003] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1003] memfd_create("syzkaller", 0) = 5 [pid 1003] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1003] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1003] munmap(0x7f319b54f000, 138412032) = 0 [pid 1003] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1003] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1003] ioctl(6, LOOP_CLR_FD) = 0 [pid 1003] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1003] close(6) = 0 [pid 1003] close(5) = 0 [pid 1003] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1003] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1003] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1003] exit_group(0) = ? [pid 1003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1003, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1005 ./strace-static-x86_64: Process 1005 attached [pid 1005] set_robust_list(0x5555880b8660, 24) = 0 [pid 1005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1005] setpgid(0, 0) = 0 executing program [pid 1005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1005] write(3, "1000", 4) = 4 [pid 1005] close(3) = 0 [pid 1005] write(1, "executing program\n", 18) = 18 [pid 1005] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1005] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1005] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1005] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1005] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1005] eventfd(0) = 4 [pid 1005] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1005] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1005] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1005] memfd_create("syzkaller", 0) = 5 [pid 1005] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1005] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1005] munmap(0x7f319b54f000, 138412032) = 0 [pid 1005] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1005] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1005] ioctl(6, LOOP_CLR_FD) = 0 [pid 1005] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1005] close(6) = 0 [pid 1005] close(5) = 0 [pid 1005] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1005] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1005] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1005] exit_group(0) = ? [pid 1005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1005, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1007 ./strace-static-x86_64: Process 1007 attached [pid 1007] set_robust_list(0x5555880b8660, 24) = 0 [pid 1007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1007] setpgid(0, 0) = 0 [pid 1007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1007] write(3, "1000", 4) = 4 [pid 1007] close(3) = 0 [pid 1007] write(1, "executing program\n", 18) = 18 [pid 1007] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1007] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1007] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1007] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1007] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1007] eventfd(0) = 4 [pid 1007] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1007] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1007] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1007] memfd_create("syzkaller", 0) = 5 [pid 1007] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1007] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1007] munmap(0x7f319b54f000, 138412032) = 0 [pid 1007] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1007] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1007] ioctl(6, LOOP_CLR_FD) = 0 [pid 1007] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1007] close(6) = 0 [pid 1007] close(5) = 0 [pid 1007] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1007] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1007] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1007] exit_group(0) = ? [pid 1007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1009 ./strace-static-x86_64: Process 1009 attached [pid 1009] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1009] setpgid(0, 0) = 0 [pid 1009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1009] write(3, "1000", 4) = 4 [pid 1009] close(3) = 0 [pid 1009] write(1, "executing program\n", 18) = 18 [pid 1009] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1009] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1009] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1009] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1009] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1009] eventfd(0) = 4 [pid 1009] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1009] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1009] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1009] memfd_create("syzkaller", 0) = 5 [pid 1009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1009] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1009] munmap(0x7f319b54f000, 138412032) = 0 [pid 1009] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1009] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1009] ioctl(6, LOOP_CLR_FD) = 0 [pid 1009] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1009] close(6) = 0 [pid 1009] close(5) = 0 [pid 1009] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1009] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1009] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1009] exit_group(0) = ? [pid 1009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1011 ./strace-static-x86_64: Process 1011 attached [pid 1011] set_robust_list(0x5555880b8660, 24) = 0 [pid 1011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1011] setpgid(0, 0) = 0 [pid 1011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1011] write(3, "1000", 4) = 4 [pid 1011] close(3) = 0 [pid 1011] write(1, "executing program\n", 18) = 18 [pid 1011] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1011] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1011] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1011] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1011] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1011] eventfd(0) = 4 [pid 1011] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1011] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1011] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1011] memfd_create("syzkaller", 0) = 5 [pid 1011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1011] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1011] munmap(0x7f319b54f000, 138412032) = 0 [pid 1011] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1011] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1011] ioctl(6, LOOP_CLR_FD) = 0 [pid 1011] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1011] close(6) = 0 [pid 1011] close(5) = 0 [pid 1011] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1011] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1011] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1011] exit_group(0) = ? [pid 1011] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1011, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1013 ./strace-static-x86_64: Process 1013 attached [pid 1013] set_robust_list(0x5555880b8660, 24) = 0 [pid 1013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1013] setpgid(0, 0) = 0 executing program [pid 1013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1013] write(3, "1000", 4) = 4 [pid 1013] close(3) = 0 [pid 1013] write(1, "executing program\n", 18) = 18 [pid 1013] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1013] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1013] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1013] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1013] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1013] eventfd(0) = 4 [pid 1013] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1013] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1013] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1013] memfd_create("syzkaller", 0) = 5 [pid 1013] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1013] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1013] munmap(0x7f319b54f000, 138412032) = 0 [pid 1013] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1013] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1013] ioctl(6, LOOP_CLR_FD) = 0 [pid 1013] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1013] close(6) = 0 [pid 1013] close(5) = 0 [pid 1013] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1013] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1013] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1013] exit_group(0) = ? [pid 1013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1015 ./strace-static-x86_64: Process 1015 attached [pid 1015] set_robust_list(0x5555880b8660, 24) = 0 [pid 1015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1015] setpgid(0, 0) = 0 [pid 1015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1015] write(3, "1000", 4) = 4 [pid 1015] close(3) = 0 [pid 1015] write(1, "executing program\n", 18) = 18 [pid 1015] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1015] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1015] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1015] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1015] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1015] eventfd(0) = 4 [pid 1015] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1015] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1015] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1015] memfd_create("syzkaller", 0) = 5 [pid 1015] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1015] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1015] munmap(0x7f319b54f000, 138412032) = 0 [pid 1015] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1015] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1015] ioctl(6, LOOP_CLR_FD) = 0 [pid 1015] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1015] close(6) = 0 [pid 1015] close(5) = 0 [pid 1015] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1015] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1015] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1015] exit_group(0) = ? [pid 1015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1017 ./strace-static-x86_64: Process 1017 attached [pid 1017] set_robust_list(0x5555880b8660, 24) = 0 [pid 1017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1017] setpgid(0, 0) = 0 [pid 1017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 1017] write(3, "1000", 4) = 4 [pid 1017] close(3) = 0 [pid 1017] write(1, "executing program\n", 18) = 18 [pid 1017] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1017] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1017] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1017] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1017] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1017] eventfd(0) = 4 [pid 1017] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1017] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1017] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1017] memfd_create("syzkaller", 0) = 5 [pid 1017] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1017] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1017] munmap(0x7f319b54f000, 138412032) = 0 [pid 1017] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1017] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1017] ioctl(6, LOOP_CLR_FD) = 0 [pid 1017] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1017] close(6) = 0 [pid 1017] close(5) = 0 [pid 1017] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1017] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1017] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1017] exit_group(0) = ? [pid 1017] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1017, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1019 ./strace-static-x86_64: Process 1019 attached [pid 1019] set_robust_list(0x5555880b8660, 24) = 0 [pid 1019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1019] setpgid(0, 0) = 0 [pid 1019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1019] write(3, "1000", 4) = 4 [pid 1019] close(3) = 0 [pid 1019] write(1, "executing program\n", 18) = 18 [pid 1019] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1019] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1019] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1019] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1019] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1019] eventfd(0) = 4 [pid 1019] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1019] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1019] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1019] memfd_create("syzkaller", 0) = 5 [pid 1019] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1019] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1019] munmap(0x7f319b54f000, 138412032) = 0 [pid 1019] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1019] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1019] ioctl(6, LOOP_CLR_FD) = 0 [pid 1019] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1019] close(6) = 0 [pid 1019] close(5) = 0 [pid 1019] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1019] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1019] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1019] exit_group(0) = ? [pid 1019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1019, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1021 ./strace-static-x86_64: Process 1021 attached [pid 1021] set_robust_list(0x5555880b8660, 24) = 0 [pid 1021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1021] setpgid(0, 0) = 0 [pid 1021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1021] write(3, "1000", 4) = 4 [pid 1021] close(3) = 0 [pid 1021] write(1, "executing program\n", 18) = 18 [pid 1021] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1021] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1021] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1021] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1021] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1021] eventfd(0) = 4 [pid 1021] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1021] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1021] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1021] memfd_create("syzkaller", 0) = 5 [pid 1021] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1021] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1021] munmap(0x7f319b54f000, 138412032) = 0 [pid 1021] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1021] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1021] ioctl(6, LOOP_CLR_FD) = 0 [pid 1021] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1021] close(6) = 0 [pid 1021] close(5) = 0 [pid 1021] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1021] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1021] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1021] exit_group(0) = ? [pid 1021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1023 ./strace-static-x86_64: Process 1023 attached [pid 1023] set_robust_list(0x5555880b8660, 24) = 0 [pid 1023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1023] setpgid(0, 0) = 0 [pid 1023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1023] write(3, "1000", 4) = 4 [pid 1023] close(3) = 0 [pid 1023] write(1, "executing program\n", 18) = 18 [pid 1023] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1023] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1023] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1023] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1023] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1023] eventfd(0) = 4 [pid 1023] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1023] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1023] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1023] memfd_create("syzkaller", 0) = 5 [pid 1023] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1023] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1023] munmap(0x7f319b54f000, 138412032) = 0 [pid 1023] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1023] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1023] ioctl(6, LOOP_CLR_FD) = 0 [pid 1023] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1023] close(6) = 0 [pid 1023] close(5) = 0 [pid 1023] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1023] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1023] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1023] exit_group(0) = ? [pid 1023] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1025 ./strace-static-x86_64: Process 1025 attached [pid 1025] set_robust_list(0x5555880b8660, 24) = 0 [pid 1025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1025] setpgid(0, 0) = 0 [pid 1025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1025] write(3, "1000", 4) = 4 [pid 1025] close(3) = 0 [pid 1025] write(1, "executing program\n", 18) = 18 [pid 1025] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1025] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1025] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1025] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1025] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1025] eventfd(0) = 4 [pid 1025] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1025] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1025] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1025] memfd_create("syzkaller", 0) = 5 [pid 1025] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1025] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1025] munmap(0x7f319b54f000, 138412032) = 0 [pid 1025] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1025] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1025] ioctl(6, LOOP_CLR_FD) = 0 [pid 1025] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1025] close(6) = 0 [pid 1025] close(5) = 0 [pid 1025] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1025] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1025] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1025] exit_group(0) = ? [pid 1025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1025, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1027 ./strace-static-x86_64: Process 1027 attached [pid 1027] set_robust_list(0x5555880b8660, 24) = 0 [pid 1027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1027] setpgid(0, 0) = 0 [pid 1027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1027] write(3, "1000", 4) = 4 [pid 1027] close(3) = 0 [pid 1027] write(1, "executing program\n", 18) = 18 [pid 1027] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1027] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1027] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1027] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1027] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1027] eventfd(0) = 4 [pid 1027] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1027] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1027] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1027] memfd_create("syzkaller", 0) = 5 [pid 1027] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1027] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1027] munmap(0x7f319b54f000, 138412032) = 0 [pid 1027] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1027] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1027] ioctl(6, LOOP_CLR_FD) = 0 [pid 1027] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1027] close(6) = 0 [pid 1027] close(5) = 0 [pid 1027] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1027] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1027] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1027] exit_group(0) = ? [pid 1027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1027, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1029 ./strace-static-x86_64: Process 1029 attached [pid 1029] set_robust_list(0x5555880b8660, 24) = 0 [pid 1029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1029] setpgid(0, 0) = 0 [pid 1029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1029] write(3, "1000", 4) = 4 [pid 1029] close(3) = 0 [pid 1029] write(1, "executing program\n", 18) = 18 [pid 1029] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1029] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1029] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1029] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1029] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1029] eventfd(0) = 4 [pid 1029] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1029] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1029] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1029] memfd_create("syzkaller", 0) = 5 [pid 1029] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1029] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1029] munmap(0x7f319b54f000, 138412032) = 0 [pid 1029] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1029] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1029] ioctl(6, LOOP_CLR_FD) = 0 [pid 1029] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1029] close(6) = 0 [pid 1029] close(5) = 0 [pid 1029] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1029] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1029] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1029] exit_group(0) = ? [pid 1029] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1031 ./strace-static-x86_64: Process 1031 attached [pid 1031] set_robust_list(0x5555880b8660, 24) = 0 [pid 1031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1031] setpgid(0, 0) = 0 [pid 1031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1031] write(3, "1000", 4) = 4 [pid 1031] close(3) = 0 [pid 1031] write(1, "executing program\n", 18) = 18 [pid 1031] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1031] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1031] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1031] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1031] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1031] eventfd(0) = 4 [pid 1031] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1031] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1031] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1031] memfd_create("syzkaller", 0) = 5 [pid 1031] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1031] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1031] munmap(0x7f319b54f000, 138412032) = 0 [pid 1031] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1031] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1031] ioctl(6, LOOP_CLR_FD) = 0 [pid 1031] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1031] close(6) = 0 [pid 1031] close(5) = 0 [pid 1031] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1031] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1031] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1031] exit_group(0) = ? [pid 1031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1031, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1033 ./strace-static-x86_64: Process 1033 attached [pid 1033] set_robust_list(0x5555880b8660, 24) = 0 [pid 1033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1033] setpgid(0, 0) = 0 [pid 1033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1033] write(3, "1000", 4) = 4 [pid 1033] close(3) = 0 [pid 1033] write(1, "executing program\n", 18) = 18 [pid 1033] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1033] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1033] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1033] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1033] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1033] eventfd(0) = 4 [pid 1033] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1033] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1033] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1033] memfd_create("syzkaller", 0) = 5 [pid 1033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1033] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1033] munmap(0x7f319b54f000, 138412032) = 0 [pid 1033] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1033] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1033] ioctl(6, LOOP_CLR_FD) = 0 [pid 1033] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1033] close(6) = 0 [pid 1033] close(5) = 0 [pid 1033] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1033] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1033] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1033] exit_group(0) = ? [pid 1033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1035 executing program ./strace-static-x86_64: Process 1035 attached [pid 1035] set_robust_list(0x5555880b8660, 24) = 0 [pid 1035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1035] setpgid(0, 0) = 0 [pid 1035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1035] write(3, "1000", 4) = 4 [pid 1035] close(3) = 0 [pid 1035] write(1, "executing program\n", 18) = 18 [pid 1035] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1035] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1035] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1035] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1035] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1035] eventfd(0) = 4 [pid 1035] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1035] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1035] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1035] memfd_create("syzkaller", 0) = 5 [pid 1035] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1035] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1035] munmap(0x7f319b54f000, 138412032) = 0 [pid 1035] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1035] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1035] ioctl(6, LOOP_CLR_FD) = 0 [pid 1035] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1035] close(6) = 0 [pid 1035] close(5) = 0 [pid 1035] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1035] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1035] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1035] exit_group(0) = ? [pid 1035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1037 ./strace-static-x86_64: Process 1037 attached [pid 1037] set_robust_list(0x5555880b8660, 24) = 0 [pid 1037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1037] setpgid(0, 0) = 0 [pid 1037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1037] write(3, "1000", 4) = 4 [pid 1037] close(3) = 0 [pid 1037] write(1, "executing program\n", 18) = 18 [pid 1037] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1037] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1037] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1037] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1037] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1037] eventfd(0) = 4 [pid 1037] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1037] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1037] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1037] memfd_create("syzkaller", 0) = 5 [pid 1037] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1037] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1037] munmap(0x7f319b54f000, 138412032) = 0 [pid 1037] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1037] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1037] ioctl(6, LOOP_CLR_FD) = 0 [pid 1037] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1037] close(6) = 0 [pid 1037] close(5) = 0 [pid 1037] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1037] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1037] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1037] exit_group(0) = ? [pid 1037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1039 ./strace-static-x86_64: Process 1039 attached [pid 1039] set_robust_list(0x5555880b8660, 24) = 0 [pid 1039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1039] setpgid(0, 0) = 0 [pid 1039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1039] write(3, "1000", 4) = 4 [pid 1039] close(3) = 0 [pid 1039] write(1, "executing program\n", 18) = 18 [pid 1039] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1039] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1039] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1039] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1039] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1039] eventfd(0) = 4 [pid 1039] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1039] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1039] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1039] memfd_create("syzkaller", 0) = 5 [pid 1039] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1039] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1039] munmap(0x7f319b54f000, 138412032) = 0 [pid 1039] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1039] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1039] ioctl(6, LOOP_CLR_FD) = 0 [pid 1039] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1039] close(6) = 0 [pid 1039] close(5) = 0 [pid 1039] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1039] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1039] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1039] exit_group(0) = ? [pid 1039] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1039, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1041 ./strace-static-x86_64: Process 1041 attached [pid 1041] set_robust_list(0x5555880b8660, 24) = 0 [pid 1041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1041] setpgid(0, 0) = 0 [pid 1041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1041] write(3, "1000", 4) = 4 [pid 1041] close(3) = 0 [pid 1041] write(1, "executing program\n", 18) = 18 [pid 1041] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1041] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1041] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1041] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1041] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1041] eventfd(0) = 4 [pid 1041] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1041] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1041] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1041] memfd_create("syzkaller", 0) = 5 [pid 1041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1041] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1041] munmap(0x7f319b54f000, 138412032) = 0 [pid 1041] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1041] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1041] ioctl(6, LOOP_CLR_FD) = 0 [pid 1041] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1041] close(6) = 0 [pid 1041] close(5) = 0 [pid 1041] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1041] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1041] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1041] exit_group(0) = ? [pid 1041] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1043 ./strace-static-x86_64: Process 1043 attached [pid 1043] set_robust_list(0x5555880b8660, 24) = 0 [pid 1043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1043] setpgid(0, 0) = 0 [pid 1043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1043] write(3, "1000", 4) = 4 [pid 1043] close(3) = 0 [pid 1043] write(1, "executing program\n", 18executing program ) = 18 [pid 1043] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1043] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1043] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1043] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1043] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1043] eventfd(0) = 4 [pid 1043] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1043] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1043] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1043] memfd_create("syzkaller", 0) = 5 [pid 1043] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1043] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1043] munmap(0x7f319b54f000, 138412032) = 0 [pid 1043] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1043] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1043] ioctl(6, LOOP_CLR_FD) = 0 [pid 1043] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1043] close(6) = 0 [pid 1043] close(5) = 0 [pid 1043] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1043] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1043] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1043] exit_group(0) = ? [pid 1043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1043, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1045 ./strace-static-x86_64: Process 1045 attached [pid 1045] set_robust_list(0x5555880b8660, 24) = 0 [pid 1045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1045] setpgid(0, 0) = 0 [pid 1045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1045] write(3, "1000", 4) = 4 [pid 1045] close(3) = 0 [pid 1045] write(1, "executing program\n", 18executing program ) = 18 [pid 1045] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1045] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1045] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1045] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1045] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1045] eventfd(0) = 4 [pid 1045] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1045] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1045] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1045] memfd_create("syzkaller", 0) = 5 [pid 1045] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1045] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1045] munmap(0x7f319b54f000, 138412032) = 0 [pid 1045] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1045] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1045] ioctl(6, LOOP_CLR_FD) = 0 [pid 1045] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1045] close(6) = 0 [pid 1045] close(5) = 0 [pid 1045] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1045] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1045] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1045] exit_group(0) = ? [pid 1045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1047 attached , child_tidptr=0x5555880b8650) = 1047 [pid 1047] set_robust_list(0x5555880b8660, 24) = 0 [pid 1047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1047] setpgid(0, 0) = 0 [pid 1047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1047] write(3, "1000", 4) = 4 [pid 1047] close(3) = 0 [pid 1047] write(1, "executing program\n", 18executing program ) = 18 [pid 1047] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1047] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1047] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1047] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1047] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1047] eventfd(0) = 4 [pid 1047] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1047] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1047] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1047] memfd_create("syzkaller", 0) = 5 [pid 1047] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1047] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1047] munmap(0x7f319b54f000, 138412032) = 0 [pid 1047] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1047] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1047] ioctl(6, LOOP_CLR_FD) = 0 [pid 1047] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1047] close(6) = 0 [pid 1047] close(5) = 0 [pid 1047] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1047] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1047] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1047] exit_group(0) = ? [pid 1047] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1049 ./strace-static-x86_64: Process 1049 attached [pid 1049] set_robust_list(0x5555880b8660, 24) = 0 [pid 1049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1049] setpgid(0, 0) = 0 [pid 1049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1049] write(3, "1000", 4) = 4 [pid 1049] close(3) = 0 [pid 1049] write(1, "executing program\n", 18) = 18 [pid 1049] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1049] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1049] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1049] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1049] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1049] eventfd(0) = 4 [pid 1049] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1049] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1049] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1049] memfd_create("syzkaller", 0) = 5 [pid 1049] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1049] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1049] munmap(0x7f319b54f000, 138412032) = 0 [pid 1049] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1049] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1049] ioctl(6, LOOP_CLR_FD) = 0 [pid 1049] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1049] close(6) = 0 [pid 1049] close(5) = 0 [pid 1049] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1049] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1049] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1049] exit_group(0) = ? [pid 1049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1049, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1051 ./strace-static-x86_64: Process 1051 attached [pid 1051] set_robust_list(0x5555880b8660, 24) = 0 [pid 1051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1051] setpgid(0, 0) = 0 [pid 1051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1051] write(3, "1000", 4) = 4 [pid 1051] close(3) = 0 [pid 1051] write(1, "executing program\n", 18) = 18 [pid 1051] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1051] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1051] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1051] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1051] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1051] eventfd(0) = 4 [pid 1051] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1051] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1051] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1051] memfd_create("syzkaller", 0) = 5 [pid 1051] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1051] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1051] munmap(0x7f319b54f000, 138412032) = 0 [pid 1051] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1051] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1051] ioctl(6, LOOP_CLR_FD) = 0 [pid 1051] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1051] close(6) = 0 [pid 1051] close(5) = 0 [pid 1051] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1051] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1051] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1051] exit_group(0) = ? [pid 1051] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1053 ./strace-static-x86_64: Process 1053 attached [pid 1053] set_robust_list(0x5555880b8660, 24) = 0 [pid 1053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1053] setpgid(0, 0) = 0 [pid 1053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1053] write(3, "1000", 4) = 4 [pid 1053] close(3) = 0 [pid 1053] write(1, "executing program\n", 18executing program ) = 18 [pid 1053] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1053] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1053] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1053] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1053] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1053] eventfd(0) = 4 [pid 1053] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1053] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1053] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1053] memfd_create("syzkaller", 0) = 5 [pid 1053] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1053] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1053] munmap(0x7f319b54f000, 138412032) = 0 [pid 1053] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1053] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1053] ioctl(6, LOOP_CLR_FD) = 0 [pid 1053] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1053] close(6) = 0 [pid 1053] close(5) = 0 [pid 1053] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1053] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1053] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1053] exit_group(0) = ? [pid 1053] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1055 ./strace-static-x86_64: Process 1055 attached [pid 1055] set_robust_list(0x5555880b8660, 24) = 0 [pid 1055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1055] setpgid(0, 0) = 0 [pid 1055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1055] write(3, "1000", 4) = 4 [pid 1055] close(3) = 0 [pid 1055] write(1, "executing program\n", 18) = 18 [pid 1055] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1055] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1055] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1055] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1055] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1055] eventfd(0) = 4 [pid 1055] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1055] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1055] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1055] memfd_create("syzkaller", 0) = 5 [pid 1055] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1055] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1055] munmap(0x7f319b54f000, 138412032) = 0 [pid 1055] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1055] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1055] ioctl(6, LOOP_CLR_FD) = 0 [pid 1055] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1055] close(6) = 0 [pid 1055] close(5) = 0 [pid 1055] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1055] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1055] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1055] exit_group(0) = ? [pid 1055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1055, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1057 ./strace-static-x86_64: Process 1057 attached [pid 1057] set_robust_list(0x5555880b8660, 24) = 0 [pid 1057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1057] setpgid(0, 0) = 0 [pid 1057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1057] write(3, "1000", 4) = 4 [pid 1057] close(3) = 0 [pid 1057] write(1, "executing program\n", 18) = 18 [pid 1057] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1057] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1057] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1057] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1057] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1057] eventfd(0) = 4 [pid 1057] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1057] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1057] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1057] memfd_create("syzkaller", 0) = 5 [pid 1057] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1057] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1057] munmap(0x7f319b54f000, 138412032) = 0 [pid 1057] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1057] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1057] ioctl(6, LOOP_CLR_FD) = 0 [pid 1057] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1057] close(6) = 0 [pid 1057] close(5) = 0 [pid 1057] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1057] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1057] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1057] exit_group(0) = ? [pid 1057] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1059 ./strace-static-x86_64: Process 1059 attached [pid 1059] set_robust_list(0x5555880b8660, 24) = 0 [pid 1059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1059] setpgid(0, 0) = 0 [pid 1059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1059] write(3, "1000", 4) = 4 [pid 1059] close(3) = 0 [pid 1059] write(1, "executing program\n", 18) = 18 [pid 1059] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1059] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1059] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1059] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1059] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1059] eventfd(0) = 4 [pid 1059] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1059] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1059] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1059] memfd_create("syzkaller", 0) = 5 [pid 1059] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1059] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1059] munmap(0x7f319b54f000, 138412032) = 0 [pid 1059] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1059] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1059] ioctl(6, LOOP_CLR_FD) = 0 [pid 1059] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1059] close(6) = 0 [pid 1059] close(5) = 0 [pid 1059] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1059] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1059] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1059] exit_group(0) = ? [pid 1059] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1062 ./strace-static-x86_64: Process 1062 attached [pid 1062] set_robust_list(0x5555880b8660, 24) = 0 [pid 1062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1062] setpgid(0, 0) = 0 [pid 1062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1062] write(3, "1000", 4) = 4 [pid 1062] close(3) = 0 executing program [pid 1062] write(1, "executing program\n", 18) = 18 [pid 1062] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1062] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1062] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1062] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1062] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1062] eventfd(0) = 4 [pid 1062] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1062] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1062] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1062] memfd_create("syzkaller", 0) = 5 [pid 1062] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1062] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1062] munmap(0x7f319b54f000, 138412032) = 0 [pid 1062] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1062] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1062] ioctl(6, LOOP_CLR_FD) = 0 [pid 1062] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1062] close(6) = 0 [pid 1062] close(5) = 0 [pid 1062] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1062] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1062] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1062] exit_group(0) = ? [pid 1062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1062, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1064 ./strace-static-x86_64: Process 1064 attached [pid 1064] set_robust_list(0x5555880b8660, 24) = 0 [pid 1064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1064] setpgid(0, 0) = 0 [pid 1064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1064] write(3, "1000", 4) = 4 [pid 1064] close(3) = 0 [pid 1064] write(1, "executing program\n", 18executing program ) = 18 [pid 1064] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1064] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1064] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1064] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1064] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1064] eventfd(0) = 4 [pid 1064] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1064] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1064] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1064] memfd_create("syzkaller", 0) = 5 [pid 1064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1064] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1064] munmap(0x7f319b54f000, 138412032) = 0 [pid 1064] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1064] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1064] ioctl(6, LOOP_CLR_FD) = 0 [pid 1064] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1064] close(6) = 0 [pid 1064] close(5) = 0 [pid 1064] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1064] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1064] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1064] exit_group(0) = ? [pid 1064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1064, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1066 ./strace-static-x86_64: Process 1066 attached [pid 1066] set_robust_list(0x5555880b8660, 24) = 0 [pid 1066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1066] setpgid(0, 0) = 0 [pid 1066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1066] write(3, "1000", 4) = 4 executing program [pid 1066] close(3) = 0 [pid 1066] write(1, "executing program\n", 18) = 18 [pid 1066] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1066] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1066] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1066] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1066] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1066] eventfd(0) = 4 [pid 1066] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1066] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1066] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1066] memfd_create("syzkaller", 0) = 5 [pid 1066] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1066] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1066] munmap(0x7f319b54f000, 138412032) = 0 [pid 1066] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1066] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1066] ioctl(6, LOOP_CLR_FD) = 0 [pid 1066] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1066] close(6) = 0 [pid 1066] close(5) = 0 [pid 1066] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1066] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1066] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1066] exit_group(0) = ? [pid 1066] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1068 ./strace-static-x86_64: Process 1068 attached [pid 1068] set_robust_list(0x5555880b8660, 24) = 0 [pid 1068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1068] setpgid(0, 0) = 0 [pid 1068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1068] write(3, "1000", 4) = 4 [pid 1068] close(3) = 0 [pid 1068] write(1, "executing program\n", 18executing program ) = 18 [pid 1068] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1068] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1068] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1068] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1068] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1068] eventfd(0) = 4 [pid 1068] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1068] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1068] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1068] memfd_create("syzkaller", 0) = 5 [pid 1068] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1068] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1068] munmap(0x7f319b54f000, 138412032) = 0 [pid 1068] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1068] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1068] ioctl(6, LOOP_CLR_FD) = 0 [pid 1068] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1068] close(6) = 0 [pid 1068] close(5) = 0 [pid 1068] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1068] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1068] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1068] exit_group(0) = ? [pid 1068] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1070 ./strace-static-x86_64: Process 1070 attached [pid 1070] set_robust_list(0x5555880b8660, 24) = 0 [pid 1070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1070] setpgid(0, 0) = 0 [pid 1070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1070] write(3, "1000", 4) = 4 [pid 1070] close(3) = 0 [pid 1070] write(1, "executing program\n", 18) = 18 [pid 1070] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1070] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1070] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1070] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1070] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1070] eventfd(0) = 4 [pid 1070] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1070] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1070] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1070] memfd_create("syzkaller", 0) = 5 [pid 1070] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1070] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1070] munmap(0x7f319b54f000, 138412032) = 0 [pid 1070] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1070] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1070] ioctl(6, LOOP_CLR_FD) = 0 [pid 1070] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1070] close(6) = 0 [pid 1070] close(5) = 0 [pid 1070] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1070] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1070] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1070] exit_group(0) = ? [pid 1070] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1070, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1072 ./strace-static-x86_64: Process 1072 attached [pid 1072] set_robust_list(0x5555880b8660, 24) = 0 [pid 1072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1072] setpgid(0, 0) = 0 [pid 1072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1072] write(3, "1000", 4) = 4 [pid 1072] close(3) = 0 [pid 1072] write(1, "executing program\n", 18) = 18 [pid 1072] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1072] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1072] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1072] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1072] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1072] eventfd(0) = 4 [pid 1072] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1072] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1072] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1072] memfd_create("syzkaller", 0) = 5 [pid 1072] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1072] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1072] munmap(0x7f319b54f000, 138412032) = 0 [pid 1072] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1072] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1072] ioctl(6, LOOP_CLR_FD) = 0 [pid 1072] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1072] close(6) = 0 [pid 1072] close(5) = 0 [pid 1072] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1072] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1072] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1072] exit_group(0) = ? [pid 1072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1074 ./strace-static-x86_64: Process 1074 attached [pid 1074] set_robust_list(0x5555880b8660, 24) = 0 [pid 1074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1074] setpgid(0, 0) = 0 [pid 1074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1074] write(3, "1000", 4) = 4 [pid 1074] close(3) = 0 [pid 1074] write(1, "executing program\n", 18executing program ) = 18 [pid 1074] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1074] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1074] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1074] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1074] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1074] eventfd(0) = 4 [pid 1074] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1074] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1074] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1074] memfd_create("syzkaller", 0) = 5 [pid 1074] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1074] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1074] munmap(0x7f319b54f000, 138412032) = 0 [pid 1074] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1074] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1074] ioctl(6, LOOP_CLR_FD) = 0 [pid 1074] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1074] close(6) = 0 [pid 1074] close(5) = 0 [pid 1074] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1074] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1074] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1074] exit_group(0) = ? [pid 1074] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1074, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1076 ./strace-static-x86_64: Process 1076 attached [pid 1076] set_robust_list(0x5555880b8660, 24) = 0 [pid 1076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1076] setpgid(0, 0) = 0 [pid 1076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1076] write(3, "1000", 4) = 4 [pid 1076] close(3) = 0 [pid 1076] write(1, "executing program\n", 18) = 18 [pid 1076] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1076] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1076] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1076] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1076] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1076] eventfd(0) = 4 [pid 1076] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1076] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1076] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1076] memfd_create("syzkaller", 0) = 5 [pid 1076] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1076] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1076] munmap(0x7f319b54f000, 138412032) = 0 [pid 1076] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1076] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1076] ioctl(6, LOOP_CLR_FD) = 0 [pid 1076] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1076] close(6) = 0 [pid 1076] close(5) = 0 [pid 1076] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1076] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1076] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1076] exit_group(0) = ? [pid 1076] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1078 ./strace-static-x86_64: Process 1078 attached [pid 1078] set_robust_list(0x5555880b8660, 24) = 0 [pid 1078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1078] setpgid(0, 0) = 0 [pid 1078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1078] write(3, "1000", 4) = 4 [pid 1078] close(3) = 0 [pid 1078] write(1, "executing program\n", 18) = 18 [pid 1078] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1078] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1078] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1078] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1078] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1078] eventfd(0) = 4 [pid 1078] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1078] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1078] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1078] memfd_create("syzkaller", 0) = 5 [pid 1078] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1078] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1078] munmap(0x7f319b54f000, 138412032) = 0 [pid 1078] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1078] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1078] ioctl(6, LOOP_CLR_FD) = 0 [pid 1078] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1078] close(6) = 0 [pid 1078] close(5) = 0 [pid 1078] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1078] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1078] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1078] exit_group(0) = ? [pid 1078] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1080 ./strace-static-x86_64: Process 1080 attached [pid 1080] set_robust_list(0x5555880b8660, 24) = 0 [pid 1080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1080] setpgid(0, 0) = 0 [pid 1080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1080] write(3, "1000", 4) = 4 [pid 1080] close(3) = 0 [pid 1080] write(1, "executing program\n", 18) = 18 [pid 1080] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1080] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1080] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1080] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1080] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1080] eventfd(0) = 4 [pid 1080] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1080] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1080] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1080] memfd_create("syzkaller", 0) = 5 [pid 1080] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1080] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1080] munmap(0x7f319b54f000, 138412032) = 0 [pid 1080] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1080] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1080] ioctl(6, LOOP_CLR_FD) = 0 [pid 1080] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1080] close(6) = 0 [pid 1080] close(5) = 0 [pid 1080] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1080] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1080] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1080] exit_group(0) = ? [pid 1080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1080, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1082 ./strace-static-x86_64: Process 1082 attached [pid 1082] set_robust_list(0x5555880b8660, 24) = 0 [pid 1082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1082] setpgid(0, 0) = 0 [pid 1082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1082] write(3, "1000", 4) = 4 [pid 1082] close(3) = 0 [pid 1082] write(1, "executing program\n", 18) = 18 [pid 1082] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1082] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1082] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1082] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1082] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1082] eventfd(0) = 4 [pid 1082] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1082] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1082] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1082] memfd_create("syzkaller", 0) = 5 [pid 1082] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1082] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1082] munmap(0x7f319b54f000, 138412032) = 0 [pid 1082] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1082] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1082] ioctl(6, LOOP_CLR_FD) = 0 [pid 1082] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1082] close(6) = 0 [pid 1082] close(5) = 0 [pid 1082] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1082] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1082] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1082] exit_group(0) = ? [pid 1082] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1082, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1084 ./strace-static-x86_64: Process 1084 attached [pid 1084] set_robust_list(0x5555880b8660, 24) = 0 [pid 1084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1084] setpgid(0, 0) = 0 [pid 1084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1084] write(3, "1000", 4) = 4 [pid 1084] close(3) = 0 [pid 1084] write(1, "executing program\n", 18) = 18 [pid 1084] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1084] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1084] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1084] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1084] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1084] eventfd(0) = 4 [pid 1084] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1084] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1084] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1084] memfd_create("syzkaller", 0) = 5 [pid 1084] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1084] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1084] munmap(0x7f319b54f000, 138412032) = 0 [pid 1084] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1084] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1084] ioctl(6, LOOP_CLR_FD) = 0 [pid 1084] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1084] close(6) = 0 [pid 1084] close(5) = 0 [pid 1084] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1084] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1084] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1084] exit_group(0) = ? [pid 1084] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1086 ./strace-static-x86_64: Process 1086 attached [pid 1086] set_robust_list(0x5555880b8660, 24) = 0 [pid 1086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1086] setpgid(0, 0) = 0 [pid 1086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1086] write(3, "1000", 4) = 4 [pid 1086] close(3) = 0 [pid 1086] write(1, "executing program\n", 18) = 18 [pid 1086] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1086] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1086] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1086] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1086] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1086] eventfd(0) = 4 [pid 1086] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1086] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1086] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1086] memfd_create("syzkaller", 0) = 5 [pid 1086] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1086] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1086] munmap(0x7f319b54f000, 138412032) = 0 [pid 1086] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1086] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1086] ioctl(6, LOOP_CLR_FD) = 0 [pid 1086] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1086] close(6) = 0 [pid 1086] close(5) = 0 [pid 1086] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1086] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1086] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1086] exit_group(0) = ? [pid 1086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1088 ./strace-static-x86_64: Process 1088 attached [pid 1088] set_robust_list(0x5555880b8660, 24) = 0 [pid 1088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1088] setpgid(0, 0) = 0 [pid 1088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1088] write(3, "1000", 4) = 4 [pid 1088] close(3) = 0 [pid 1088] write(1, "executing program\n", 18) = 18 [pid 1088] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1088] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1088] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1088] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1088] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1088] eventfd(0) = 4 [pid 1088] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1088] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1088] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1088] memfd_create("syzkaller", 0) = 5 [pid 1088] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1088] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1088] munmap(0x7f319b54f000, 138412032) = 0 [pid 1088] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1088] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1088] ioctl(6, LOOP_CLR_FD) = 0 [pid 1088] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1088] close(6) = 0 [pid 1088] close(5) = 0 [pid 1088] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1088] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1088] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1088] exit_group(0) = ? [pid 1088] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1088, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1090 ./strace-static-x86_64: Process 1090 attached [pid 1090] set_robust_list(0x5555880b8660, 24) = 0 [pid 1090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1090] setpgid(0, 0) = 0 [pid 1090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1090] write(3, "1000", 4) = 4 [pid 1090] close(3) = 0 [pid 1090] write(1, "executing program\n", 18) = 18 [pid 1090] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1090] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1090] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1090] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1090] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1090] eventfd(0) = 4 [pid 1090] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1090] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1090] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1090] memfd_create("syzkaller", 0) = 5 [pid 1090] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1090] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1090] munmap(0x7f319b54f000, 138412032) = 0 [pid 1090] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1090] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1090] ioctl(6, LOOP_CLR_FD) = 0 [pid 1090] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1090] close(6) = 0 [pid 1090] close(5) = 0 [pid 1090] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1090] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1090] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1090] exit_group(0) = ? [pid 1090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1090, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1092 ./strace-static-x86_64: Process 1092 attached [pid 1092] set_robust_list(0x5555880b8660, 24) = 0 [pid 1092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1092] setpgid(0, 0) = 0 [pid 1092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1092] write(3, "1000", 4) = 4 [pid 1092] close(3) = 0 [pid 1092] write(1, "executing program\n", 18) = 18 [pid 1092] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1092] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1092] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1092] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1092] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1092] eventfd(0) = 4 [pid 1092] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1092] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1092] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1092] memfd_create("syzkaller", 0) = 5 [pid 1092] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1092] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1092] munmap(0x7f319b54f000, 138412032) = 0 [pid 1092] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1092] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1092] ioctl(6, LOOP_CLR_FD) = 0 [pid 1092] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1092] close(6) = 0 [pid 1092] close(5) = 0 [pid 1092] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1092] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1092] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1092] exit_group(0) = ? [pid 1092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1094 ./strace-static-x86_64: Process 1094 attached [pid 1094] set_robust_list(0x5555880b8660, 24) = 0 [pid 1094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1094] setpgid(0, 0) = 0 [pid 1094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1094] write(3, "1000", 4) = 4 [pid 1094] close(3) = 0 [pid 1094] write(1, "executing program\n", 18) = 18 [pid 1094] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1094] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1094] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1094] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1094] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1094] eventfd(0) = 4 [pid 1094] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1094] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1094] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1094] memfd_create("syzkaller", 0) = 5 [pid 1094] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1094] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1094] munmap(0x7f319b54f000, 138412032) = 0 [pid 1094] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1094] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1094] ioctl(6, LOOP_CLR_FD) = 0 [pid 1094] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1094] close(6) = 0 [pid 1094] close(5) = 0 [pid 1094] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1094] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1094] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1094] exit_group(0) = ? [pid 1094] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1094, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1096 ./strace-static-x86_64: Process 1096 attached [pid 1096] set_robust_list(0x5555880b8660, 24) = 0 [pid 1096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1096] setpgid(0, 0) = 0 [pid 1096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1096] write(3, "1000", 4) = 4 [pid 1096] close(3) = 0 [pid 1096] write(1, "executing program\n", 18) = 18 [pid 1096] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1096] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1096] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1096] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1096] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1096] eventfd(0) = 4 [pid 1096] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1096] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1096] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1096] memfd_create("syzkaller", 0) = 5 [pid 1096] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1096] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1096] munmap(0x7f319b54f000, 138412032) = 0 [pid 1096] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1096] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1096] ioctl(6, LOOP_CLR_FD) = 0 [pid 1096] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1096] close(6) = 0 [pid 1096] close(5) = 0 [pid 1096] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1096] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1096] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1096] exit_group(0) = ? [pid 1096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1098 ./strace-static-x86_64: Process 1098 attached [pid 1098] set_robust_list(0x5555880b8660, 24) = 0 [pid 1098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1098] setpgid(0, 0) = 0 [pid 1098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1098] write(3, "1000", 4) = 4 [pid 1098] close(3) = 0 [pid 1098] write(1, "executing program\n", 18) = 18 [pid 1098] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1098] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1098] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1098] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1098] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1098] eventfd(0) = 4 [pid 1098] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1098] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1098] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1098] memfd_create("syzkaller", 0) = 5 [pid 1098] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1098] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1098] munmap(0x7f319b54f000, 138412032) = 0 [pid 1098] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1098] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1098] ioctl(6, LOOP_CLR_FD) = 0 [pid 1098] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1098] close(6) = 0 [pid 1098] close(5) = 0 [pid 1098] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1098] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1098] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1098] exit_group(0) = ? [pid 1098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1100 ./strace-static-x86_64: Process 1100 attached [pid 1100] set_robust_list(0x5555880b8660, 24) = 0 [pid 1100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1100] setpgid(0, 0) = 0 [pid 1100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1100] write(3, "1000", 4) = 4 [pid 1100] close(3) = 0 [pid 1100] write(1, "executing program\n", 18) = 18 [pid 1100] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1100] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1100] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1100] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1100] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1100] eventfd(0) = 4 [pid 1100] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1100] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1100] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1100] memfd_create("syzkaller", 0) = 5 [pid 1100] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1100] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1100] munmap(0x7f319b54f000, 138412032) = 0 [pid 1100] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1100] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1100] ioctl(6, LOOP_CLR_FD) = 0 [pid 1100] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1100] close(6) = 0 [pid 1100] close(5) = 0 [pid 1100] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1100] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1100] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1100] exit_group(0) = ? [pid 1100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1100, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1102 ./strace-static-x86_64: Process 1102 attached [pid 1102] set_robust_list(0x5555880b8660, 24) = 0 [pid 1102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1102] setpgid(0, 0) = 0 [pid 1102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1102] write(3, "1000", 4) = 4 [pid 1102] close(3) = 0 [pid 1102] write(1, "executing program\n", 18) = 18 [pid 1102] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1102] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1102] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1102] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1102] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1102] eventfd(0) = 4 [pid 1102] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1102] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1102] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1102] memfd_create("syzkaller", 0) = 5 [pid 1102] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1102] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1102] munmap(0x7f319b54f000, 138412032) = 0 [pid 1102] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1102] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1102] ioctl(6, LOOP_CLR_FD) = 0 [pid 1102] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1102] close(6) = 0 [pid 1102] close(5) = 0 [pid 1102] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1102] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1102] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1102] exit_group(0) = ? [pid 1102] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1104 ./strace-static-x86_64: Process 1104 attached [pid 1104] set_robust_list(0x5555880b8660, 24) = 0 [pid 1104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1104] setpgid(0, 0) = 0 [pid 1104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1104] write(3, "1000", 4) = 4 [pid 1104] close(3) = 0 [pid 1104] write(1, "executing program\n", 18) = 18 [pid 1104] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1104] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1104] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1104] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1104] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1104] eventfd(0) = 4 [pid 1104] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1104] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1104] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1104] memfd_create("syzkaller", 0) = 5 [pid 1104] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1104] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1104] munmap(0x7f319b54f000, 138412032) = 0 [pid 1104] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1104] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1104] ioctl(6, LOOP_CLR_FD) = 0 [pid 1104] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1104] close(6) = 0 [pid 1104] close(5) = 0 [pid 1104] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1104] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1104] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1104] exit_group(0) = ? [pid 1104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1106 ./strace-static-x86_64: Process 1106 attached [pid 1106] set_robust_list(0x5555880b8660, 24) = 0 [pid 1106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1106] setpgid(0, 0) = 0 [pid 1106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1106] write(3, "1000", 4) = 4 [pid 1106] close(3) = 0 [pid 1106] write(1, "executing program\n", 18) = 18 [pid 1106] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1106] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1106] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1106] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1106] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1106] eventfd(0) = 4 [pid 1106] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1106] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1106] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1106] memfd_create("syzkaller", 0) = 5 [pid 1106] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1106] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1106] munmap(0x7f319b54f000, 138412032) = 0 [pid 1106] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1106] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1106] ioctl(6, LOOP_CLR_FD) = 0 [pid 1106] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1106] close(6) = 0 [pid 1106] close(5) = 0 [pid 1106] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1106] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1106] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1106] exit_group(0) = ? [pid 1106] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1108 ./strace-static-x86_64: Process 1108 attached [pid 1108] set_robust_list(0x5555880b8660, 24) = 0 [pid 1108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1108] setpgid(0, 0) = 0 [pid 1108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1108] write(3, "1000", 4) = 4 [pid 1108] close(3) = 0 [pid 1108] write(1, "executing program\n", 18) = 18 [pid 1108] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1108] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1108] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1108] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1108] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1108] eventfd(0) = 4 [pid 1108] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1108] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1108] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1108] memfd_create("syzkaller", 0) = 5 [pid 1108] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1108] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1108] munmap(0x7f319b54f000, 138412032) = 0 [pid 1108] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1108] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1108] ioctl(6, LOOP_CLR_FD) = 0 [pid 1108] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1108] close(6) = 0 [pid 1108] close(5) = 0 [pid 1108] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1108] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1108] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1108] exit_group(0) = ? [pid 1108] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1110 ./strace-static-x86_64: Process 1110 attached [pid 1110] set_robust_list(0x5555880b8660, 24) = 0 [pid 1110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1110] setpgid(0, 0) = 0 [pid 1110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1110] write(3, "1000", 4) = 4 [pid 1110] close(3) = 0 [pid 1110] write(1, "executing program\n", 18) = 18 [pid 1110] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1110] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1110] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1110] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1110] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1110] eventfd(0) = 4 [pid 1110] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1110] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1110] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1110] memfd_create("syzkaller", 0) = 5 [pid 1110] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1110] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1110] munmap(0x7f319b54f000, 138412032) = 0 [pid 1110] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1110] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1110] ioctl(6, LOOP_CLR_FD) = 0 [pid 1110] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1110] close(6) = 0 [pid 1110] close(5) = 0 [pid 1110] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1110] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1110] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1110] exit_group(0) = ? [pid 1110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1112 ./strace-static-x86_64: Process 1112 attached [pid 1112] set_robust_list(0x5555880b8660, 24) = 0 [pid 1112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1112] setpgid(0, 0) = 0 [pid 1112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1112] write(3, "1000", 4) = 4 [pid 1112] close(3) = 0 [pid 1112] write(1, "executing program\n", 18) = 18 [pid 1112] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1112] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1112] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1112] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1112] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1112] eventfd(0) = 4 [pid 1112] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1112] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1112] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1112] memfd_create("syzkaller", 0) = 5 [pid 1112] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1112] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1112] munmap(0x7f319b54f000, 138412032) = 0 [pid 1112] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1112] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1112] ioctl(6, LOOP_CLR_FD) = 0 [pid 1112] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1112] close(6) = 0 [pid 1112] close(5) = 0 [pid 1112] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1112] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1112] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1112] exit_group(0) = ? [pid 1112] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1114 ./strace-static-x86_64: Process 1114 attached [pid 1114] set_robust_list(0x5555880b8660, 24) = 0 [pid 1114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1114] setpgid(0, 0) = 0 [pid 1114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1114] write(3, "1000", 4) = 4 [pid 1114] close(3) = 0 [pid 1114] write(1, "executing program\n", 18) = 18 [pid 1114] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1114] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1114] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1114] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1114] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1114] eventfd(0) = 4 [pid 1114] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1114] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1114] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1114] memfd_create("syzkaller", 0) = 5 [pid 1114] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1114] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1114] munmap(0x7f319b54f000, 138412032) = 0 [pid 1114] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1114] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1114] ioctl(6, LOOP_CLR_FD) = 0 [pid 1114] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1114] close(6) = 0 [pid 1114] close(5) = 0 [pid 1114] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1114] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1114] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1114] exit_group(0) = ? [pid 1114] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1114, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1116 ./strace-static-x86_64: Process 1116 attached [pid 1116] set_robust_list(0x5555880b8660, 24) = 0 [pid 1116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1116] setpgid(0, 0) = 0 [pid 1116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1116] write(3, "1000", 4) = 4 [pid 1116] close(3) = 0 [pid 1116] write(1, "executing program\n", 18) = 18 [pid 1116] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1116] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1116] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1116] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1116] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1116] eventfd(0) = 4 [pid 1116] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1116] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1116] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1116] memfd_create("syzkaller", 0) = 5 [pid 1116] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1116] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1116] munmap(0x7f319b54f000, 138412032) = 0 [pid 1116] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1116] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1116] ioctl(6, LOOP_CLR_FD) = 0 [pid 1116] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1116] close(6) = 0 [pid 1116] close(5) = 0 [pid 1116] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1116] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1116] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1116] exit_group(0) = ? [pid 1116] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1118 ./strace-static-x86_64: Process 1118 attached [pid 1118] set_robust_list(0x5555880b8660, 24) = 0 [pid 1118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1118] setpgid(0, 0) = 0 [pid 1118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1118] write(3, "1000", 4) = 4 [pid 1118] close(3) = 0 [pid 1118] write(1, "executing program\n", 18executing program ) = 18 [pid 1118] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1118] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1118] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1118] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1118] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1118] eventfd(0) = 4 [pid 1118] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1118] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1118] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1118] memfd_create("syzkaller", 0) = 5 [pid 1118] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1118] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1118] munmap(0x7f319b54f000, 138412032) = 0 [pid 1118] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1118] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1118] ioctl(6, LOOP_CLR_FD) = 0 [pid 1118] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1118] close(6) = 0 [pid 1118] close(5) = 0 [pid 1118] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1118] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1118] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1118] exit_group(0) = ? [pid 1118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1121 ./strace-static-x86_64: Process 1121 attached [pid 1121] set_robust_list(0x5555880b8660, 24) = 0 [pid 1121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1121] setpgid(0, 0) = 0 [pid 1121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1121] write(3, "1000", 4) = 4 [pid 1121] close(3) = 0 [pid 1121] write(1, "executing program\n", 18executing program ) = 18 [pid 1121] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1121] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1121] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1121] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1121] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1121] eventfd(0) = 4 [pid 1121] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1121] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1121] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1121] memfd_create("syzkaller", 0) = 5 [pid 1121] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1121] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1121] munmap(0x7f319b54f000, 138412032) = 0 [pid 1121] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1121] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1121] ioctl(6, LOOP_CLR_FD) = 0 [pid 1121] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1121] close(6) = 0 [pid 1121] close(5) = 0 [pid 1121] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1121] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1121] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1121] exit_group(0) = ? [pid 1121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1121, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1123 ./strace-static-x86_64: Process 1123 attached [pid 1123] set_robust_list(0x5555880b8660, 24) = 0 [pid 1123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1123] setpgid(0, 0) = 0 [pid 1123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1123] write(3, "1000", 4) = 4 [pid 1123] close(3) = 0 [pid 1123] write(1, "executing program\n", 18) = 18 [pid 1123] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1123] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1123] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1123] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1123] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1123] eventfd(0) = 4 [pid 1123] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1123] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1123] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1123] memfd_create("syzkaller", 0) = 5 [pid 1123] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1123] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1123] munmap(0x7f319b54f000, 138412032) = 0 [pid 1123] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1123] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1123] ioctl(6, LOOP_CLR_FD) = 0 [pid 1123] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1123] close(6) = 0 [pid 1123] close(5) = 0 [pid 1123] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1123] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1123] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1123] exit_group(0) = ? [pid 1123] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1123, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1125 ./strace-static-x86_64: Process 1125 attached [pid 1125] set_robust_list(0x5555880b8660, 24) = 0 [pid 1125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1125] setpgid(0, 0) = 0 [pid 1125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1125] write(3, "1000", 4) = 4 [pid 1125] close(3) = 0 [pid 1125] write(1, "executing program\n", 18) = 18 [pid 1125] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1125] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1125] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1125] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1125] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1125] eventfd(0) = 4 [pid 1125] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1125] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1125] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1125] memfd_create("syzkaller", 0) = 5 [pid 1125] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1125] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1125] munmap(0x7f319b54f000, 138412032) = 0 [pid 1125] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1125] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1125] ioctl(6, LOOP_CLR_FD) = 0 [pid 1125] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1125] close(6) = 0 [pid 1125] close(5) = 0 [pid 1125] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1125] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1125] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1125] exit_group(0) = ? [pid 1125] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1125, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1127 ./strace-static-x86_64: Process 1127 attached [pid 1127] set_robust_list(0x5555880b8660, 24) = 0 [pid 1127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1127] setpgid(0, 0) = 0 [pid 1127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1127] write(3, "1000", 4) = 4 [pid 1127] close(3) = 0 [pid 1127] write(1, "executing program\n", 18) = 18 [pid 1127] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1127] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1127] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1127] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1127] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1127] eventfd(0) = 4 [pid 1127] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1127] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1127] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1127] memfd_create("syzkaller", 0) = 5 [pid 1127] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1127] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1127] munmap(0x7f319b54f000, 138412032) = 0 [pid 1127] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1127] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1127] ioctl(6, LOOP_CLR_FD) = 0 [pid 1127] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1127] close(6) = 0 [pid 1127] close(5) = 0 [pid 1127] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1127] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1127] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1127] exit_group(0) = ? [pid 1127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1129 ./strace-static-x86_64: Process 1129 attached [pid 1129] set_robust_list(0x5555880b8660, 24) = 0 [pid 1129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1129] setpgid(0, 0) = 0 [pid 1129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1129] write(3, "1000", 4) = 4 [pid 1129] close(3) = 0 [pid 1129] write(1, "executing program\n", 18) = 18 [pid 1129] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1129] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1129] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1129] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1129] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1129] eventfd(0) = 4 [pid 1129] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1129] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1129] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1129] memfd_create("syzkaller", 0) = 5 [pid 1129] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1129] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1129] munmap(0x7f319b54f000, 138412032) = 0 [pid 1129] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1129] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1129] ioctl(6, LOOP_CLR_FD) = 0 [pid 1129] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1129] close(6) = 0 [pid 1129] close(5) = 0 [pid 1129] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1129] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1129] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1129] exit_group(0) = ? [pid 1129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1129, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1131 ./strace-static-x86_64: Process 1131 attached [pid 1131] set_robust_list(0x5555880b8660, 24) = 0 [pid 1131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1131] setpgid(0, 0) = 0 [pid 1131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1131] write(3, "1000", 4) = 4 [pid 1131] close(3) = 0 [pid 1131] write(1, "executing program\n", 18executing program ) = 18 [pid 1131] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1131] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1131] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1131] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1131] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1131] eventfd(0) = 4 [pid 1131] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1131] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1131] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1131] memfd_create("syzkaller", 0) = 5 [pid 1131] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1131] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1131] munmap(0x7f319b54f000, 138412032) = 0 [pid 1131] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1131] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1131] ioctl(6, LOOP_CLR_FD) = 0 [pid 1131] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1131] close(6) = 0 [pid 1131] close(5) = 0 [pid 1131] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1131] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1131] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1131] exit_group(0) = ? [pid 1131] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1131, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1133 ./strace-static-x86_64: Process 1133 attached [pid 1133] set_robust_list(0x5555880b8660, 24) = 0 [pid 1133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1133] setpgid(0, 0) = 0 [pid 1133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1133] write(3, "1000", 4) = 4 [pid 1133] close(3) = 0 [pid 1133] write(1, "executing program\n", 18) = 18 [pid 1133] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1133] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1133] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1133] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1133] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1133] eventfd(0) = 4 [pid 1133] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1133] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1133] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1133] memfd_create("syzkaller", 0) = 5 [pid 1133] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1133] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1133] munmap(0x7f319b54f000, 138412032) = 0 [pid 1133] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1133] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1133] ioctl(6, LOOP_CLR_FD) = 0 [pid 1133] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1133] close(6) = 0 [pid 1133] close(5) = 0 [pid 1133] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1133] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1133] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1133] exit_group(0) = ? [pid 1133] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1135 attached [pid 1135] set_robust_list(0x5555880b8660, 24) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 1135 executing program [pid 1135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1135] setpgid(0, 0) = 0 [pid 1135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1135] write(3, "1000", 4) = 4 [pid 1135] close(3) = 0 [pid 1135] write(1, "executing program\n", 18) = 18 [pid 1135] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1135] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1135] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1135] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1135] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1135] eventfd(0) = 4 [pid 1135] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1135] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1135] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1135] memfd_create("syzkaller", 0) = 5 [pid 1135] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1135] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1135] munmap(0x7f319b54f000, 138412032) = 0 [pid 1135] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1135] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1135] ioctl(6, LOOP_CLR_FD) = 0 [pid 1135] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1135] close(6) = 0 [pid 1135] close(5) = 0 [pid 1135] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1135] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1135] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1135] exit_group(0) = ? [pid 1135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1137 ./strace-static-x86_64: Process 1137 attached [pid 1137] set_robust_list(0x5555880b8660, 24) = 0 [pid 1137] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1137] setpgid(0, 0) = 0 [pid 1137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1137] write(3, "1000", 4) = 4 [pid 1137] close(3) = 0 [pid 1137] write(1, "executing program\n", 18executing program ) = 18 [pid 1137] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1137] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1137] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1137] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1137] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1137] eventfd(0) = 4 [pid 1137] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1137] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1137] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1137] memfd_create("syzkaller", 0) = 5 [pid 1137] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1137] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1137] munmap(0x7f319b54f000, 138412032) = 0 [pid 1137] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1137] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1137] ioctl(6, LOOP_CLR_FD) = 0 [pid 1137] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1137] close(6) = 0 [pid 1137] close(5) = 0 [pid 1137] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1137] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1137] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1137] exit_group(0) = ? [pid 1137] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1137, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1139 ./strace-static-x86_64: Process 1139 attached [pid 1139] set_robust_list(0x5555880b8660, 24) = 0 [pid 1139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1139] setpgid(0, 0) = 0 [pid 1139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1139] write(3, "1000", 4) = 4 [pid 1139] close(3) = 0 executing program [pid 1139] write(1, "executing program\n", 18) = 18 [pid 1139] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1139] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1139] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1139] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1139] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1139] eventfd(0) = 4 [pid 1139] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1139] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1139] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1139] memfd_create("syzkaller", 0) = 5 [pid 1139] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1139] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1139] munmap(0x7f319b54f000, 138412032) = 0 [pid 1139] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1139] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1139] ioctl(6, LOOP_CLR_FD) = 0 [pid 1139] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1139] close(6) = 0 [pid 1139] close(5) = 0 [pid 1139] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1139] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1139] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1139] exit_group(0) = ? [pid 1139] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1141 ./strace-static-x86_64: Process 1141 attached [pid 1141] set_robust_list(0x5555880b8660, 24) = 0 [pid 1141] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1141] setpgid(0, 0) = 0 [pid 1141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1141] write(3, "1000", 4) = 4 [pid 1141] close(3) = 0 [pid 1141] write(1, "executing program\n", 18executing program ) = 18 [pid 1141] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1141] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1141] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1141] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1141] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1141] eventfd(0) = 4 [pid 1141] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1141] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1141] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1141] memfd_create("syzkaller", 0) = 5 [pid 1141] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1141] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1141] munmap(0x7f319b54f000, 138412032) = 0 [pid 1141] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1141] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1141] ioctl(6, LOOP_CLR_FD) = 0 [pid 1141] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1141] close(6) = 0 [pid 1141] close(5) = 0 [pid 1141] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1141] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1141] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1141] exit_group(0) = ? [pid 1141] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1141, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1143 ./strace-static-x86_64: Process 1143 attached [pid 1143] set_robust_list(0x5555880b8660, 24) = 0 [pid 1143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1143] setpgid(0, 0) = 0 [pid 1143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1143] write(3, "1000", 4) = 4 [pid 1143] close(3) = 0 [pid 1143] write(1, "executing program\n", 18) = 18 [pid 1143] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1143] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1143] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1143] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1143] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1143] eventfd(0) = 4 [pid 1143] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1143] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1143] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1143] memfd_create("syzkaller", 0) = 5 [pid 1143] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1143] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1143] munmap(0x7f319b54f000, 138412032) = 0 [pid 1143] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1143] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1143] ioctl(6, LOOP_CLR_FD) = 0 [pid 1143] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1143] close(6) = 0 [pid 1143] close(5) = 0 [pid 1143] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1143] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1143] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1143] exit_group(0) = ? [pid 1143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1145 ./strace-static-x86_64: Process 1145 attached [pid 1145] set_robust_list(0x5555880b8660, 24) = 0 [pid 1145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1145] setpgid(0, 0) = 0 [pid 1145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1145] write(3, "1000", 4) = 4 [pid 1145] close(3) = 0 [pid 1145] write(1, "executing program\n", 18executing program ) = 18 [pid 1145] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1145] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1145] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1145] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1145] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1145] eventfd(0) = 4 [pid 1145] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1145] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1145] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1145] memfd_create("syzkaller", 0) = 5 [pid 1145] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1145] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1145] munmap(0x7f319b54f000, 138412032) = 0 [pid 1145] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1145] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1145] ioctl(6, LOOP_CLR_FD) = 0 [pid 1145] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1145] close(6) = 0 [pid 1145] close(5) = 0 [pid 1145] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1145] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1145] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1145] exit_group(0) = ? [pid 1145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1147 ./strace-static-x86_64: Process 1147 attached [pid 1147] set_robust_list(0x5555880b8660, 24) = 0 [pid 1147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1147] setpgid(0, 0) = 0 [pid 1147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1147] write(3, "1000", 4) = 4 [pid 1147] close(3) = 0 [pid 1147] write(1, "executing program\n", 18executing program ) = 18 [pid 1147] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1147] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1147] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1147] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1147] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1147] eventfd(0) = 4 [pid 1147] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1147] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1147] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1147] memfd_create("syzkaller", 0) = 5 [pid 1147] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1147] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1147] munmap(0x7f319b54f000, 138412032) = 0 [pid 1147] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1147] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1147] ioctl(6, LOOP_CLR_FD) = 0 [pid 1147] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1147] close(6) = 0 [pid 1147] close(5) = 0 [pid 1147] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1147] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1147] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1147] exit_group(0) = ? [pid 1147] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1147, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1149 ./strace-static-x86_64: Process 1149 attached [pid 1149] set_robust_list(0x5555880b8660, 24) = 0 [pid 1149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1149] setpgid(0, 0) = 0 [pid 1149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1149] write(3, "1000", 4) = 4 [pid 1149] close(3) = 0 [pid 1149] write(1, "executing program\n", 18executing program ) = 18 [pid 1149] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1149] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1149] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1149] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1149] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1149] eventfd(0) = 4 [pid 1149] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1149] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1149] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1149] memfd_create("syzkaller", 0) = 5 [pid 1149] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1149] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1149] munmap(0x7f319b54f000, 138412032) = 0 [pid 1149] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1149] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1149] ioctl(6, LOOP_CLR_FD) = 0 [pid 1149] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1149] close(6) = 0 [pid 1149] close(5) = 0 [pid 1149] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1149] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1149] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1149] exit_group(0) = ? [pid 1149] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1149, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1151 ./strace-static-x86_64: Process 1151 attached [pid 1151] set_robust_list(0x5555880b8660, 24) = 0 [pid 1151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1151] setpgid(0, 0) = 0 [pid 1151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1151] write(3, "1000", 4) = 4 [pid 1151] close(3) = 0 [pid 1151] write(1, "executing program\n", 18executing program ) = 18 [pid 1151] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1151] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1151] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1151] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1151] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1151] eventfd(0) = 4 [pid 1151] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1151] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1151] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1151] memfd_create("syzkaller", 0) = 5 [pid 1151] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1151] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1151] munmap(0x7f319b54f000, 138412032) = 0 [pid 1151] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1151] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1151] ioctl(6, LOOP_CLR_FD) = 0 [pid 1151] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1151] close(6) = 0 [pid 1151] close(5) = 0 [pid 1151] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1151] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1151] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1151] exit_group(0) = ? [pid 1151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1153 ./strace-static-x86_64: Process 1153 attached [pid 1153] set_robust_list(0x5555880b8660, 24) = 0 [pid 1153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1153] setpgid(0, 0) = 0 [pid 1153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1153] write(3, "1000", 4) = 4 [pid 1153] close(3) = 0 [pid 1153] write(1, "executing program\n", 18executing program ) = 18 [pid 1153] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1153] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1153] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1153] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1153] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1153] eventfd(0) = 4 [pid 1153] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1153] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1153] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1153] memfd_create("syzkaller", 0) = 5 [pid 1153] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1153] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1153] munmap(0x7f319b54f000, 138412032) = 0 [pid 1153] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1153] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1153] ioctl(6, LOOP_CLR_FD) = 0 [pid 1153] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1153] close(6) = 0 [pid 1153] close(5) = 0 [pid 1153] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1153] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1153] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1153] exit_group(0) = ? [pid 1153] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1153, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1155 ./strace-static-x86_64: Process 1155 attached [pid 1155] set_robust_list(0x5555880b8660, 24) = 0 [pid 1155] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1155] setpgid(0, 0) = 0 [pid 1155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1155] write(3, "1000", 4) = 4 [pid 1155] close(3) = 0 [pid 1155] write(1, "executing program\n", 18) = 18 [pid 1155] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1155] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1155] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1155] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1155] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1155] eventfd(0) = 4 [pid 1155] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1155] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1155] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1155] memfd_create("syzkaller", 0) = 5 [pid 1155] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1155] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1155] munmap(0x7f319b54f000, 138412032) = 0 [pid 1155] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1155] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1155] ioctl(6, LOOP_CLR_FD) = 0 [pid 1155] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1155] close(6) = 0 [pid 1155] close(5) = 0 [pid 1155] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1155] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1155] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1155] exit_group(0) = ? [pid 1155] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1157 ./strace-static-x86_64: Process 1157 attached [pid 1157] set_robust_list(0x5555880b8660, 24) = 0 [pid 1157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1157] setpgid(0, 0) = 0 [pid 1157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1157] write(3, "1000", 4) = 4 [pid 1157] close(3) = 0 [pid 1157] write(1, "executing program\n", 18) = 18 [pid 1157] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1157] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1157] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1157] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1157] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1157] eventfd(0) = 4 [pid 1157] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1157] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1157] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1157] memfd_create("syzkaller", 0) = 5 [pid 1157] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1157] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1157] munmap(0x7f319b54f000, 138412032) = 0 [pid 1157] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1157] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1157] ioctl(6, LOOP_CLR_FD) = 0 [pid 1157] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1157] close(6) = 0 [pid 1157] close(5) = 0 [pid 1157] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1157] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1157] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1157] exit_group(0) = ? [pid 1157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1157, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1159 ./strace-static-x86_64: Process 1159 attached [pid 1159] set_robust_list(0x5555880b8660, 24) = 0 [pid 1159] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1159] setpgid(0, 0) = 0 [pid 1159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1159] write(3, "1000", 4) = 4 [pid 1159] close(3) = 0 [pid 1159] write(1, "executing program\n", 18executing program ) = 18 [pid 1159] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1159] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1159] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1159] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1159] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1159] eventfd(0) = 4 [pid 1159] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1159] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1159] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1159] memfd_create("syzkaller", 0) = 5 [pid 1159] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1159] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1159] munmap(0x7f319b54f000, 138412032) = 0 [pid 1159] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1159] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1159] ioctl(6, LOOP_CLR_FD) = 0 [pid 1159] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1159] close(6) = 0 [pid 1159] close(5) = 0 [pid 1159] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1159] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1159] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1159] exit_group(0) = ? [pid 1159] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1161 ./strace-static-x86_64: Process 1161 attached [pid 1161] set_robust_list(0x5555880b8660, 24) = 0 [pid 1161] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1161] setpgid(0, 0) = 0 [pid 1161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1161] write(3, "1000", 4) = 4 [pid 1161] close(3) = 0 [pid 1161] write(1, "executing program\n", 18executing program ) = 18 [pid 1161] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1161] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1161] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1161] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1161] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1161] eventfd(0) = 4 [pid 1161] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1161] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1161] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1161] memfd_create("syzkaller", 0) = 5 [pid 1161] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1161] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1161] munmap(0x7f319b54f000, 138412032) = 0 [pid 1161] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1161] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1161] ioctl(6, LOOP_CLR_FD) = 0 [pid 1161] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1161] close(6) = 0 [pid 1161] close(5) = 0 [pid 1161] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1161] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1161] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1161] exit_group(0) = ? [pid 1161] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1161, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1163 ./strace-static-x86_64: Process 1163 attached [pid 1163] set_robust_list(0x5555880b8660, 24) = 0 [pid 1163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1163] setpgid(0, 0) = 0 [pid 1163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1163] write(3, "1000", 4) = 4 [pid 1163] close(3) = 0 [pid 1163] write(1, "executing program\n", 18executing program ) = 18 [pid 1163] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1163] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1163] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1163] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1163] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1163] eventfd(0) = 4 [pid 1163] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1163] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1163] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1163] memfd_create("syzkaller", 0) = 5 [pid 1163] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1163] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1163] munmap(0x7f319b54f000, 138412032) = 0 [pid 1163] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1163] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1163] ioctl(6, LOOP_CLR_FD) = 0 [pid 1163] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1163] close(6) = 0 [pid 1163] close(5) = 0 [pid 1163] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1163] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1163] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1163] exit_group(0) = ? [pid 1163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1165 ./strace-static-x86_64: Process 1165 attached [pid 1165] set_robust_list(0x5555880b8660, 24) = 0 [pid 1165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1165] setpgid(0, 0) = 0 [pid 1165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1165] write(3, "1000", 4) = 4 [pid 1165] close(3) = 0 [pid 1165] write(1, "executing program\n", 18executing program ) = 18 [pid 1165] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1165] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1165] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1165] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1165] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1165] eventfd(0) = 4 [pid 1165] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1165] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1165] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1165] memfd_create("syzkaller", 0) = 5 [pid 1165] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1165] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1165] munmap(0x7f319b54f000, 138412032) = 0 [pid 1165] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1165] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1165] ioctl(6, LOOP_CLR_FD) = 0 [pid 1165] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1165] close(6) = 0 [pid 1165] close(5) = 0 [pid 1165] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1165] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1165] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1165] exit_group(0) = ? [pid 1165] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1165, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1167 ./strace-static-x86_64: Process 1167 attached [pid 1167] set_robust_list(0x5555880b8660, 24) = 0 [pid 1167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1167] setpgid(0, 0) = 0 [pid 1167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1167] write(3, "1000", 4) = 4 [pid 1167] close(3) = 0 [pid 1167] write(1, "executing program\n", 18executing program ) = 18 [pid 1167] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1167] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1167] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1167] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1167] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1167] eventfd(0) = 4 [pid 1167] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1167] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1167] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1167] memfd_create("syzkaller", 0) = 5 [pid 1167] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1167] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1167] munmap(0x7f319b54f000, 138412032) = 0 [pid 1167] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1167] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1167] ioctl(6, LOOP_CLR_FD) = 0 [pid 1167] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1167] close(6) = 0 [pid 1167] close(5) = 0 [pid 1167] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1167] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1167] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1167] exit_group(0) = ? [pid 1167] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1167, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1169 ./strace-static-x86_64: Process 1169 attached [pid 1169] set_robust_list(0x5555880b8660, 24) = 0 [pid 1169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1169] setpgid(0, 0) = 0 [pid 1169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1169] write(3, "1000", 4) = 4 [pid 1169] close(3) = 0 [pid 1169] write(1, "executing program\n", 18executing program ) = 18 [pid 1169] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1169] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1169] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1169] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1169] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1169] eventfd(0) = 4 [pid 1169] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1169] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1169] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1169] memfd_create("syzkaller", 0) = 5 [pid 1169] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1169] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1169] munmap(0x7f319b54f000, 138412032) = 0 [pid 1169] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1169] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1169] ioctl(6, LOOP_CLR_FD) = 0 [pid 1169] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1169] close(6) = 0 [pid 1169] close(5) = 0 [pid 1169] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1169] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1169] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1169] exit_group(0) = ? [pid 1169] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1169, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1171 ./strace-static-x86_64: Process 1171 attached [pid 1171] set_robust_list(0x5555880b8660, 24) = 0 [pid 1171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1171] setpgid(0, 0) = 0 [pid 1171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1171] write(3, "1000", 4) = 4 [pid 1171] close(3) = 0 [pid 1171] write(1, "executing program\n", 18) = 18 [pid 1171] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1171] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1171] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1171] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1171] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1171] eventfd(0) = 4 [pid 1171] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1171] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1171] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1171] memfd_create("syzkaller", 0) = 5 [pid 1171] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1171] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1171] munmap(0x7f319b54f000, 138412032) = 0 [pid 1171] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1171] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1171] ioctl(6, LOOP_CLR_FD) = 0 [pid 1171] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1171] close(6) = 0 [pid 1171] close(5) = 0 [pid 1171] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1171] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1171] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1171] exit_group(0) = ? [pid 1171] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1171, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1173 ./strace-static-x86_64: Process 1173 attached [pid 1173] set_robust_list(0x5555880b8660, 24) = 0 [pid 1173] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1173] setpgid(0, 0) = 0 [pid 1173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1173] write(3, "1000", 4) = 4 [pid 1173] close(3) = 0 [pid 1173] write(1, "executing program\n", 18executing program ) = 18 [pid 1173] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1173] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1173] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1173] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1173] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1173] eventfd(0) = 4 [pid 1173] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1173] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1173] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1173] memfd_create("syzkaller", 0) = 5 [pid 1173] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1173] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1173] munmap(0x7f319b54f000, 138412032) = 0 [pid 1173] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1173] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1173] ioctl(6, LOOP_CLR_FD) = 0 [pid 1173] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1173] close(6) = 0 [pid 1173] close(5) = 0 [pid 1173] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1173] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1173] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1173] exit_group(0) = ? [pid 1173] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1173, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1175 ./strace-static-x86_64: Process 1175 attached [pid 1175] set_robust_list(0x5555880b8660, 24) = 0 [pid 1175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1175] setpgid(0, 0) = 0 [pid 1175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1175] write(3, "1000", 4) = 4 [pid 1175] close(3) = 0 [pid 1175] write(1, "executing program\n", 18executing program ) = 18 [pid 1175] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1175] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1175] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1175] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1175] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1175] eventfd(0) = 4 [pid 1175] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1175] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1175] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1175] memfd_create("syzkaller", 0) = 5 [pid 1175] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1175] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1175] munmap(0x7f319b54f000, 138412032) = 0 [pid 1175] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1175] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1175] ioctl(6, LOOP_CLR_FD) = 0 [pid 1175] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1175] close(6) = 0 [pid 1175] close(5) = 0 [pid 1175] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1175] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1175] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1175] exit_group(0) = ? [pid 1175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1175, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1177 ./strace-static-x86_64: Process 1177 attached [pid 1177] set_robust_list(0x5555880b8660, 24) = 0 [pid 1177] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1177] setpgid(0, 0executing program ) = 0 [pid 1177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1177] write(3, "1000", 4) = 4 [pid 1177] close(3) = 0 [pid 1177] write(1, "executing program\n", 18) = 18 [pid 1177] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1177] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1177] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1177] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1177] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1177] eventfd(0) = 4 [pid 1177] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1177] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1177] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1177] memfd_create("syzkaller", 0) = 5 [pid 1177] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1177] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1177] munmap(0x7f319b54f000, 138412032) = 0 [pid 1177] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1177] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1177] ioctl(6, LOOP_CLR_FD) = 0 [pid 1177] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1177] close(6) = 0 [pid 1177] close(5) = 0 [pid 1177] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1177] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1177] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1177] exit_group(0) = ? [pid 1177] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1177, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1180 ./strace-static-x86_64: Process 1180 attached [pid 1180] set_robust_list(0x5555880b8660, 24) = 0 [pid 1180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1180] setpgid(0, 0) = 0 [pid 1180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1180] write(3, "1000", 4) = 4 [pid 1180] close(3) = 0 [pid 1180] write(1, "executing program\n", 18) = 18 [pid 1180] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1180] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1180] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1180] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1180] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1180] eventfd(0) = 4 [pid 1180] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1180] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1180] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1180] memfd_create("syzkaller", 0) = 5 [pid 1180] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1180] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1180] munmap(0x7f319b54f000, 138412032) = 0 [pid 1180] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1180] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1180] ioctl(6, LOOP_CLR_FD) = 0 [pid 1180] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1180] close(6) = 0 [pid 1180] close(5) = 0 [pid 1180] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1180] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1180] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1180] exit_group(0) = ? [pid 1180] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1180, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1182 ./strace-static-x86_64: Process 1182 attached [pid 1182] set_robust_list(0x5555880b8660, 24) = 0 [pid 1182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1182] setpgid(0, 0) = 0 [pid 1182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1182] write(3, "1000", 4) = 4 [pid 1182] close(3) = 0 [pid 1182] write(1, "executing program\n", 18) = 18 [pid 1182] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1182] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1182] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1182] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1182] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1182] eventfd(0) = 4 [pid 1182] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1182] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1182] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1182] memfd_create("syzkaller", 0) = 5 [pid 1182] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1182] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1182] munmap(0x7f319b54f000, 138412032) = 0 [pid 1182] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1182] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1182] ioctl(6, LOOP_CLR_FD) = 0 [pid 1182] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1182] close(6) = 0 [pid 1182] close(5) = 0 [pid 1182] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1182] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1182] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1182] exit_group(0) = ? [pid 1182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1184 ./strace-static-x86_64: Process 1184 attached [pid 1184] set_robust_list(0x5555880b8660, 24) = 0 [pid 1184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1184] setpgid(0, 0) = 0 executing program [pid 1184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1184] write(3, "1000", 4) = 4 [pid 1184] close(3) = 0 [pid 1184] write(1, "executing program\n", 18) = 18 [pid 1184] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1184] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1184] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1184] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1184] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1184] eventfd(0) = 4 [pid 1184] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1184] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1184] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1184] memfd_create("syzkaller", 0) = 5 [pid 1184] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1184] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1184] munmap(0x7f319b54f000, 138412032) = 0 [pid 1184] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1184] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1184] ioctl(6, LOOP_CLR_FD) = 0 [pid 1184] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1184] close(6) = 0 [pid 1184] close(5) = 0 [pid 1184] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1184] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1184] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1184] exit_group(0) = ? [pid 1184] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1184, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1186 ./strace-static-x86_64: Process 1186 attached [pid 1186] set_robust_list(0x5555880b8660, 24) = 0 [pid 1186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1186] setpgid(0, 0) = 0 executing program [pid 1186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1186] write(3, "1000", 4) = 4 [pid 1186] close(3) = 0 [pid 1186] write(1, "executing program\n", 18) = 18 [pid 1186] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1186] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1186] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1186] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1186] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1186] eventfd(0) = 4 [pid 1186] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1186] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1186] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1186] memfd_create("syzkaller", 0) = 5 [pid 1186] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1186] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1186] munmap(0x7f319b54f000, 138412032) = 0 [pid 1186] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1186] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1186] ioctl(6, LOOP_CLR_FD) = 0 [pid 1186] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1186] close(6) = 0 [pid 1186] close(5) = 0 [pid 1186] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1186] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1186] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1186] exit_group(0) = ? [pid 1186] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1188 ./strace-static-x86_64: Process 1188 attached [pid 1188] set_robust_list(0x5555880b8660, 24) = 0 [pid 1188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1188] setpgid(0, 0) = 0 [pid 1188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1188] write(3, "1000", 4) = 4 [pid 1188] close(3) = 0 [pid 1188] write(1, "executing program\n", 18) = 18 [pid 1188] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1188] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1188] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1188] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1188] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1188] eventfd(0) = 4 [pid 1188] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1188] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1188] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1188] memfd_create("syzkaller", 0) = 5 [pid 1188] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1188] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1188] munmap(0x7f319b54f000, 138412032) = 0 [pid 1188] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1188] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1188] ioctl(6, LOOP_CLR_FD) = 0 [pid 1188] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1188] close(6) = 0 [pid 1188] close(5) = 0 [pid 1188] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1188] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1188] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1188] exit_group(0) = ? [pid 1188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1190 ./strace-static-x86_64: Process 1190 attached [pid 1190] set_robust_list(0x5555880b8660, 24) = 0 [pid 1190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1190] setpgid(0, 0) = 0 [pid 1190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1190] write(3, "1000", 4) = 4 [pid 1190] close(3) = 0 [pid 1190] write(1, "executing program\n", 18) = 18 [pid 1190] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1190] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1190] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1190] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1190] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1190] eventfd(0) = 4 [pid 1190] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1190] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1190] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1190] memfd_create("syzkaller", 0) = 5 [pid 1190] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1190] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1190] munmap(0x7f319b54f000, 138412032) = 0 [pid 1190] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1190] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1190] ioctl(6, LOOP_CLR_FD) = 0 [pid 1190] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1190] close(6) = 0 [pid 1190] close(5) = 0 [pid 1190] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1190] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1190] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1190] exit_group(0) = ? [pid 1190] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1192 ./strace-static-x86_64: Process 1192 attached [pid 1192] set_robust_list(0x5555880b8660, 24) = 0 [pid 1192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1192] setpgid(0, 0) = 0 [pid 1192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1192] write(3, "1000", 4) = 4 [pid 1192] close(3) = 0 [pid 1192] write(1, "executing program\n", 18) = 18 [pid 1192] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1192] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1192] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1192] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1192] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1192] eventfd(0) = 4 [pid 1192] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1192] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1192] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1192] memfd_create("syzkaller", 0) = 5 [pid 1192] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1192] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1192] munmap(0x7f319b54f000, 138412032) = 0 [pid 1192] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1192] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1192] ioctl(6, LOOP_CLR_FD) = 0 [pid 1192] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1192] close(6) = 0 [pid 1192] close(5) = 0 [pid 1192] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1192] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1192] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1192] exit_group(0) = ? [pid 1192] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1194 ./strace-static-x86_64: Process 1194 attached [pid 1194] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1194] setpgid(0, 0) = 0 [pid 1194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1194] write(3, "1000", 4) = 4 [pid 1194] close(3) = 0 [pid 1194] write(1, "executing program\n", 18) = 18 [pid 1194] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1194] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1194] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1194] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1194] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1194] eventfd(0) = 4 [pid 1194] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1194] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1194] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1194] memfd_create("syzkaller", 0) = 5 [pid 1194] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1194] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1194] munmap(0x7f319b54f000, 138412032) = 0 [pid 1194] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1194] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1194] ioctl(6, LOOP_CLR_FD) = 0 [pid 1194] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1194] close(6) = 0 [pid 1194] close(5) = 0 [pid 1194] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1194] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1194] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1194] exit_group(0) = ? [pid 1194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1194, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1196 attached , child_tidptr=0x5555880b8650) = 1196 [pid 1196] set_robust_list(0x5555880b8660, 24) = 0 [pid 1196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1196] setpgid(0, 0) = 0 [pid 1196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1196] write(3, "1000", 4) = 4 [pid 1196] close(3) = 0 [pid 1196] write(1, "executing program\n", 18executing program ) = 18 [pid 1196] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1196] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1196] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1196] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1196] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1196] eventfd(0) = 4 [pid 1196] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1196] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1196] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1196] memfd_create("syzkaller", 0) = 5 [pid 1196] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1196] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1196] munmap(0x7f319b54f000, 138412032) = 0 [pid 1196] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1196] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1196] ioctl(6, LOOP_CLR_FD) = 0 [pid 1196] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1196] close(6) = 0 [pid 1196] close(5) = 0 [pid 1196] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1196] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1196] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1196] exit_group(0) = ? [pid 1196] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1196, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1198 ./strace-static-x86_64: Process 1198 attached [pid 1198] set_robust_list(0x5555880b8660, 24) = 0 [pid 1198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1198] setpgid(0, 0) = 0 [pid 1198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1198] write(3, "1000", 4) = 4 [pid 1198] close(3) = 0 [pid 1198] write(1, "executing program\n", 18) = 18 [pid 1198] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1198] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1198] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1198] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1198] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1198] eventfd(0) = 4 [pid 1198] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1198] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1198] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1198] memfd_create("syzkaller", 0) = 5 [pid 1198] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1198] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1198] munmap(0x7f319b54f000, 138412032) = 0 [pid 1198] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1198] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1198] ioctl(6, LOOP_CLR_FD) = 0 [pid 1198] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1198] close(6) = 0 [pid 1198] close(5) = 0 [pid 1198] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1198] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1198] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1198] exit_group(0) = ? [pid 1198] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1200 ./strace-static-x86_64: Process 1200 attached [pid 1200] set_robust_list(0x5555880b8660, 24) = 0 [pid 1200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1200] setpgid(0, 0) = 0 [pid 1200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1200] write(3, "1000", 4) = 4 [pid 1200] close(3) = 0 [pid 1200] write(1, "executing program\n", 18) = 18 [pid 1200] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1200] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1200] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1200] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1200] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1200] eventfd(0) = 4 [pid 1200] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1200] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1200] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1200] memfd_create("syzkaller", 0) = 5 [pid 1200] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1200] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1200] munmap(0x7f319b54f000, 138412032) = 0 [pid 1200] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1200] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1200] ioctl(6, LOOP_CLR_FD) = 0 [pid 1200] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1200] close(6) = 0 [pid 1200] close(5) = 0 [pid 1200] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1200] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1200] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1200] exit_group(0) = ? [pid 1200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1200, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1202 ./strace-static-x86_64: Process 1202 attached [pid 1202] set_robust_list(0x5555880b8660, 24) = 0 [pid 1202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1202] setpgid(0, 0) = 0 [pid 1202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1202] write(3, "1000", 4) = 4 [pid 1202] close(3) = 0 [pid 1202] write(1, "executing program\n", 18) = 18 [pid 1202] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1202] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1202] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1202] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1202] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1202] eventfd(0) = 4 [pid 1202] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1202] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1202] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1202] memfd_create("syzkaller", 0) = 5 [pid 1202] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1202] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1202] munmap(0x7f319b54f000, 138412032) = 0 [pid 1202] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1202] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1202] ioctl(6, LOOP_CLR_FD) = 0 [pid 1202] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1202] close(6) = 0 [pid 1202] close(5) = 0 [pid 1202] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1202] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1202] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1202] exit_group(0) = ? [pid 1202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1204 ./strace-static-x86_64: Process 1204 attached [pid 1204] set_robust_list(0x5555880b8660, 24) = 0 [pid 1204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1204] setpgid(0, 0) = 0 [pid 1204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1204] write(3, "1000", 4) = 4 [pid 1204] close(3) = 0 [pid 1204] write(1, "executing program\n", 18) = 18 [pid 1204] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1204] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1204] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1204] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1204] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1204] eventfd(0) = 4 [pid 1204] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1204] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1204] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1204] memfd_create("syzkaller", 0) = 5 [pid 1204] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1204] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1204] munmap(0x7f319b54f000, 138412032) = 0 [pid 1204] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1204] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1204] ioctl(6, LOOP_CLR_FD) = 0 [pid 1204] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1204] close(6) = 0 [pid 1204] close(5) = 0 [pid 1204] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1204] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1204] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1204] exit_group(0) = ? [pid 1204] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1204, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1206 ./strace-static-x86_64: Process 1206 attached [pid 1206] set_robust_list(0x5555880b8660, 24) = 0 [pid 1206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1206] setpgid(0, 0) = 0 [pid 1206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1206] write(3, "1000", 4) = 4 [pid 1206] close(3) = 0 [pid 1206] write(1, "executing program\n", 18) = 18 [pid 1206] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1206] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1206] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1206] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1206] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1206] eventfd(0) = 4 [pid 1206] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1206] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1206] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1206] memfd_create("syzkaller", 0) = 5 [pid 1206] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1206] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1206] munmap(0x7f319b54f000, 138412032) = 0 [pid 1206] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1206] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1206] ioctl(6, LOOP_CLR_FD) = 0 [pid 1206] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1206] close(6) = 0 [pid 1206] close(5) = 0 [pid 1206] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1206] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1206] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1206] exit_group(0) = ? [pid 1206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1208 ./strace-static-x86_64: Process 1208 attached [pid 1208] set_robust_list(0x5555880b8660, 24) = 0 [pid 1208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1208] setpgid(0, 0) = 0 [pid 1208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1208] write(3, "1000", 4) = 4 [pid 1208] close(3) = 0 [pid 1208] write(1, "executing program\n", 18executing program ) = 18 [pid 1208] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1208] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1208] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1208] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1208] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1208] eventfd(0) = 4 [pid 1208] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1208] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1208] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1208] memfd_create("syzkaller", 0) = 5 [pid 1208] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1208] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1208] munmap(0x7f319b54f000, 138412032) = 0 [pid 1208] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1208] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1208] ioctl(6, LOOP_CLR_FD) = 0 [pid 1208] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1208] close(6) = 0 [pid 1208] close(5) = 0 [pid 1208] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1208] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1208] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1208] exit_group(0) = ? [pid 1208] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1208, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1210 attached [pid 1210] set_robust_list(0x5555880b8660, 24) = 0 [pid 1210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1210] setpgid(0, 0) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 1210 [pid 1210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1210] write(3, "1000", 4) = 4 [pid 1210] close(3) = 0 [pid 1210] write(1, "executing program\n", 18executing program ) = 18 [pid 1210] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1210] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1210] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1210] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1210] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1210] eventfd(0) = 4 [pid 1210] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1210] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1210] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1210] memfd_create("syzkaller", 0) = 5 [pid 1210] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1210] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1210] munmap(0x7f319b54f000, 138412032) = 0 [pid 1210] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1210] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1210] ioctl(6, LOOP_CLR_FD) = 0 [pid 1210] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1210] close(6) = 0 [pid 1210] close(5) = 0 [pid 1210] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1210] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1210] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1210] exit_group(0) = ? [pid 1210] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1212 ./strace-static-x86_64: Process 1212 attached [pid 1212] set_robust_list(0x5555880b8660, 24) = 0 [pid 1212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1212] setpgid(0, 0) = 0 [pid 1212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1212] write(3, "1000", 4) = 4 [pid 1212] close(3) = 0 [pid 1212] write(1, "executing program\n", 18executing program ) = 18 [pid 1212] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1212] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1212] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1212] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1212] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1212] eventfd(0) = 4 [pid 1212] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1212] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1212] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1212] memfd_create("syzkaller", 0) = 5 [pid 1212] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1212] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1212] munmap(0x7f319b54f000, 138412032) = 0 [pid 1212] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1212] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1212] ioctl(6, LOOP_CLR_FD) = 0 [pid 1212] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1212] close(6) = 0 [pid 1212] close(5) = 0 [pid 1212] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1212] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1212] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1212] exit_group(0) = ? [pid 1212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1214 attached , child_tidptr=0x5555880b8650) = 1214 [pid 1214] set_robust_list(0x5555880b8660, 24) = 0 [pid 1214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1214] setpgid(0, 0) = 0 [pid 1214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1214] write(3, "1000", 4) = 4 [pid 1214] close(3) = 0 [pid 1214] write(1, "executing program\n", 18executing program ) = 18 [pid 1214] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1214] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1214] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1214] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1214] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1214] eventfd(0) = 4 [pid 1214] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1214] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1214] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1214] memfd_create("syzkaller", 0) = 5 [pid 1214] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1214] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1214] munmap(0x7f319b54f000, 138412032) = 0 [pid 1214] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1214] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1214] ioctl(6, LOOP_CLR_FD) = 0 [pid 1214] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1214] close(6) = 0 [pid 1214] close(5) = 0 [pid 1214] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1214] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1214] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1214] exit_group(0) = ? [pid 1214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1214, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1216 ./strace-static-x86_64: Process 1216 attached [pid 1216] set_robust_list(0x5555880b8660, 24) = 0 [pid 1216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1216] setpgid(0, 0) = 0 [pid 1216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1216] write(3, "1000", 4) = 4 [pid 1216] close(3) = 0 [pid 1216] write(1, "executing program\n", 18executing program ) = 18 [pid 1216] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1216] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1216] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1216] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1216] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1216] eventfd(0) = 4 [pid 1216] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1216] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1216] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1216] memfd_create("syzkaller", 0) = 5 [pid 1216] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1216] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1216] munmap(0x7f319b54f000, 138412032) = 0 [pid 1216] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1216] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1216] ioctl(6, LOOP_CLR_FD) = 0 [pid 1216] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1216] close(6) = 0 [pid 1216] close(5) = 0 [pid 1216] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1216] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1216] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1216] exit_group(0) = ? [pid 1216] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1216, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1218 ./strace-static-x86_64: Process 1218 attached [pid 1218] set_robust_list(0x5555880b8660, 24) = 0 [pid 1218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1218] setpgid(0, 0) = 0 [pid 1218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1218] write(3, "1000", 4) = 4 [pid 1218] close(3) = 0 [pid 1218] write(1, "executing program\n", 18) = 18 [pid 1218] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1218] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1218] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1218] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1218] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1218] eventfd(0) = 4 [pid 1218] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1218] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1218] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1218] memfd_create("syzkaller", 0) = 5 [pid 1218] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1218] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1218] munmap(0x7f319b54f000, 138412032) = 0 [pid 1218] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1218] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1218] ioctl(6, LOOP_CLR_FD) = 0 [pid 1218] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1218] close(6) = 0 [pid 1218] close(5) = 0 [pid 1218] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1218] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1218] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1218] exit_group(0) = ? [pid 1218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1220 ./strace-static-x86_64: Process 1220 attached [pid 1220] set_robust_list(0x5555880b8660, 24) = 0 [pid 1220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1220] setpgid(0, 0) = 0 [pid 1220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1220] write(3, "1000", 4) = 4 [pid 1220] close(3) = 0 [pid 1220] write(1, "executing program\n", 18executing program ) = 18 [pid 1220] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1220] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1220] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1220] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1220] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1220] eventfd(0) = 4 [pid 1220] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1220] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1220] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1220] memfd_create("syzkaller", 0) = 5 [pid 1220] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1220] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1220] munmap(0x7f319b54f000, 138412032) = 0 [pid 1220] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1220] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1220] ioctl(6, LOOP_CLR_FD) = 0 [pid 1220] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1220] close(6) = 0 [pid 1220] close(5) = 0 [pid 1220] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1220] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1220] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1220] exit_group(0) = ? [pid 1220] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1222 ./strace-static-x86_64: Process 1222 attached [pid 1222] set_robust_list(0x5555880b8660, 24) = 0 [pid 1222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1222] setpgid(0, 0) = 0 [pid 1222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1222] write(3, "1000", 4) = 4 [pid 1222] close(3) = 0 [pid 1222] write(1, "executing program\n", 18executing program ) = 18 [pid 1222] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1222] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1222] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1222] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1222] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1222] eventfd(0) = 4 [pid 1222] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1222] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1222] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1222] memfd_create("syzkaller", 0) = 5 [pid 1222] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1222] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1222] munmap(0x7f319b54f000, 138412032) = 0 [pid 1222] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1222] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1222] ioctl(6, LOOP_CLR_FD) = 0 [pid 1222] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1222] close(6) = 0 [pid 1222] close(5) = 0 [pid 1222] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1222] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1222] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1222] exit_group(0) = ? [pid 1222] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1224 ./strace-static-x86_64: Process 1224 attached [pid 1224] set_robust_list(0x5555880b8660, 24) = 0 [pid 1224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1224] setpgid(0, 0) = 0 [pid 1224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1224] write(3, "1000", 4) = 4 [pid 1224] close(3) = 0 [pid 1224] write(1, "executing program\n", 18) = 18 [pid 1224] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1224] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1224] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1224] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1224] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1224] eventfd(0) = 4 [pid 1224] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1224] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1224] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1224] memfd_create("syzkaller", 0) = 5 [pid 1224] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1224] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1224] munmap(0x7f319b54f000, 138412032) = 0 [pid 1224] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1224] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1224] ioctl(6, LOOP_CLR_FD) = 0 [pid 1224] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1224] close(6) = 0 [pid 1224] close(5) = 0 [pid 1224] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1224] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1224] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1224] exit_group(0) = ? [pid 1224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1224, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1226 ./strace-static-x86_64: Process 1226 attached [pid 1226] set_robust_list(0x5555880b8660, 24) = 0 [pid 1226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1226] setpgid(0, 0) = 0 [pid 1226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1226] write(3, "1000", 4) = 4 [pid 1226] close(3) = 0 [pid 1226] write(1, "executing program\n", 18executing program ) = 18 [pid 1226] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1226] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1226] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1226] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1226] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1226] eventfd(0) = 4 [pid 1226] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1226] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1226] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1226] memfd_create("syzkaller", 0) = 5 [pid 1226] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1226] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1226] munmap(0x7f319b54f000, 138412032) = 0 [pid 1226] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1226] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1226] ioctl(6, LOOP_CLR_FD) = 0 [pid 1226] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1226] close(6) = 0 [pid 1226] close(5) = 0 [pid 1226] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1226] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1226] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1226] exit_group(0) = ? [pid 1226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1228 ./strace-static-x86_64: Process 1228 attached [pid 1228] set_robust_list(0x5555880b8660, 24) = 0 [pid 1228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1228] setpgid(0, 0) = 0 [pid 1228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1228] write(3, "1000", 4) = 4 [pid 1228] close(3) = 0 [pid 1228] write(1, "executing program\n", 18) = 18 [pid 1228] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1228] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1228] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1228] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1228] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1228] eventfd(0) = 4 [pid 1228] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1228] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1228] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1228] memfd_create("syzkaller", 0) = 5 [pid 1228] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1228] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1228] munmap(0x7f319b54f000, 138412032) = 0 [pid 1228] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1228] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1228] ioctl(6, LOOP_CLR_FD) = 0 [pid 1228] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1228] close(6) = 0 [pid 1228] close(5) = 0 [pid 1228] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1228] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1228] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1228] exit_group(0) = ? [pid 1228] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1228, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1230 ./strace-static-x86_64: Process 1230 attached [pid 1230] set_robust_list(0x5555880b8660, 24) = 0 [pid 1230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1230] setpgid(0, 0) = 0 [pid 1230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1230] write(3, "1000", 4) = 4 [pid 1230] close(3) = 0 [pid 1230] write(1, "executing program\n", 18executing program ) = 18 [pid 1230] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1230] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1230] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1230] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1230] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1230] eventfd(0) = 4 [pid 1230] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1230] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1230] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1230] memfd_create("syzkaller", 0) = 5 [pid 1230] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1230] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1230] munmap(0x7f319b54f000, 138412032) = 0 [pid 1230] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1230] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1230] ioctl(6, LOOP_CLR_FD) = 0 [pid 1230] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1230] close(6) = 0 [pid 1230] close(5) = 0 [pid 1230] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1230] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1230] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1230] exit_group(0) = ? [pid 1230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1232 ./strace-static-x86_64: Process 1232 attached [pid 1232] set_robust_list(0x5555880b8660, 24) = 0 [pid 1232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1232] setpgid(0, 0) = 0 [pid 1232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1232] write(3, "1000", 4) = 4 [pid 1232] close(3) = 0 [pid 1232] write(1, "executing program\n", 18) = 18 [pid 1232] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1232] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1232] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1232] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1232] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1232] eventfd(0) = 4 [pid 1232] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1232] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1232] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1232] memfd_create("syzkaller", 0) = 5 [pid 1232] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1232] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1232] munmap(0x7f319b54f000, 138412032) = 0 [pid 1232] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1232] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1232] ioctl(6, LOOP_CLR_FD) = 0 [pid 1232] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1232] close(6) = 0 [pid 1232] close(5) = 0 [pid 1232] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1232] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1232] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1232] exit_group(0) = ? [pid 1232] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1232, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1234 ./strace-static-x86_64: Process 1234 attached [pid 1234] set_robust_list(0x5555880b8660, 24) = 0 [pid 1234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1234] setpgid(0, 0) = 0 [pid 1234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1234] write(3, "1000", 4) = 4 [pid 1234] close(3) = 0 [pid 1234] write(1, "executing program\n", 18executing program ) = 18 [pid 1234] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1234] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1234] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1234] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1234] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1234] eventfd(0) = 4 [pid 1234] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1234] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1234] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1234] memfd_create("syzkaller", 0) = 5 [pid 1234] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1234] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1234] munmap(0x7f319b54f000, 138412032) = 0 [pid 1234] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1234] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1234] ioctl(6, LOOP_CLR_FD) = 0 [pid 1234] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1234] close(6) = 0 [pid 1234] close(5) = 0 [pid 1234] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1234] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1234] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1234] exit_group(0) = ? [pid 1234] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1234, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1237 ./strace-static-x86_64: Process 1237 attached [pid 1237] set_robust_list(0x5555880b8660, 24) = 0 [pid 1237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1237] setpgid(0, 0) = 0 [pid 1237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1237] write(3, "1000", 4executing program ) = 4 [pid 1237] close(3) = 0 [pid 1237] write(1, "executing program\n", 18) = 18 [pid 1237] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1237] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1237] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1237] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1237] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1237] eventfd(0) = 4 [pid 1237] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1237] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1237] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1237] memfd_create("syzkaller", 0) = 5 [pid 1237] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1237] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1237] munmap(0x7f319b54f000, 138412032) = 0 [pid 1237] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1237] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1237] ioctl(6, LOOP_CLR_FD) = 0 [pid 1237] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1237] close(6) = 0 [pid 1237] close(5) = 0 [pid 1237] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1237] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1237] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1237] exit_group(0) = ? [pid 1237] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1237, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1239 executing program ./strace-static-x86_64: Process 1239 attached [pid 1239] set_robust_list(0x5555880b8660, 24) = 0 [pid 1239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1239] setpgid(0, 0) = 0 [pid 1239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1239] write(3, "1000", 4) = 4 [pid 1239] close(3) = 0 [pid 1239] write(1, "executing program\n", 18) = 18 [pid 1239] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1239] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1239] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1239] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1239] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1239] eventfd(0) = 4 [pid 1239] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1239] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1239] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1239] memfd_create("syzkaller", 0) = 5 [pid 1239] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1239] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1239] munmap(0x7f319b54f000, 138412032) = 0 [pid 1239] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1239] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1239] ioctl(6, LOOP_CLR_FD) = 0 [pid 1239] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1239] close(6) = 0 [pid 1239] close(5) = 0 [pid 1239] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1239] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1239] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1239] exit_group(0) = ? [pid 1239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1241 ./strace-static-x86_64: Process 1241 attached [pid 1241] set_robust_list(0x5555880b8660, 24) = 0 [pid 1241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1241] setpgid(0, 0) = 0 [pid 1241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1241] write(3, "1000", 4) = 4 [pid 1241] close(3) = 0 [pid 1241] write(1, "executing program\n", 18executing program ) = 18 [pid 1241] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1241] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1241] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1241] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1241] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1241] eventfd(0) = 4 [pid 1241] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1241] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1241] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1241] memfd_create("syzkaller", 0) = 5 [pid 1241] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1241] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1241] munmap(0x7f319b54f000, 138412032) = 0 [pid 1241] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1241] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1241] ioctl(6, LOOP_CLR_FD) = 0 [pid 1241] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1241] close(6) = 0 [pid 1241] close(5) = 0 [pid 1241] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1241] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1241] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1241] exit_group(0) = ? [pid 1241] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1241, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1243 ./strace-static-x86_64: Process 1243 attached [pid 1243] set_robust_list(0x5555880b8660, 24) = 0 [pid 1243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1243] setpgid(0, 0) = 0 [pid 1243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1243] write(3, "1000", 4) = 4 [pid 1243] close(3) = 0 [pid 1243] write(1, "executing program\n", 18) = 18 [pid 1243] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1243] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1243] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1243] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1243] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1243] eventfd(0) = 4 [pid 1243] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1243] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1243] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1243] memfd_create("syzkaller", 0) = 5 [pid 1243] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1243] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1243] munmap(0x7f319b54f000, 138412032) = 0 [pid 1243] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1243] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1243] ioctl(6, LOOP_CLR_FD) = 0 [pid 1243] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1243] close(6) = 0 [pid 1243] close(5) = 0 [pid 1243] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1243] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1243] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1243] exit_group(0) = ? [pid 1243] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1243, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1245 ./strace-static-x86_64: Process 1245 attached [pid 1245] set_robust_list(0x5555880b8660, 24) = 0 [pid 1245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1245] setpgid(0, 0) = 0 [pid 1245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1245] write(3, "1000", 4) = 4 [pid 1245] close(3) = 0 [pid 1245] write(1, "executing program\n", 18) = 18 [pid 1245] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1245] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1245] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1245] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1245] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1245] eventfd(0) = 4 [pid 1245] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1245] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1245] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1245] memfd_create("syzkaller", 0) = 5 [pid 1245] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1245] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1245] munmap(0x7f319b54f000, 138412032) = 0 [pid 1245] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1245] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1245] ioctl(6, LOOP_CLR_FD) = 0 [pid 1245] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1245] close(6) = 0 [pid 1245] close(5) = 0 [pid 1245] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1245] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1245] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1245] exit_group(0) = ? [pid 1245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1247 ./strace-static-x86_64: Process 1247 attached [pid 1247] set_robust_list(0x5555880b8660, 24) = 0 [pid 1247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1247] setpgid(0, 0) = 0 [pid 1247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1247] write(3, "1000", 4) = 4 [pid 1247] close(3) = 0 [pid 1247] write(1, "executing program\n", 18) = 18 [pid 1247] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1247] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1247] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1247] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1247] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1247] eventfd(0) = 4 [pid 1247] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1247] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1247] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1247] memfd_create("syzkaller", 0) = 5 [pid 1247] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1247] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1247] munmap(0x7f319b54f000, 138412032) = 0 [pid 1247] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1247] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1247] ioctl(6, LOOP_CLR_FD) = 0 [pid 1247] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1247] close(6) = 0 [pid 1247] close(5) = 0 [pid 1247] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1247] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1247] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1247] exit_group(0) = ? [pid 1247] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1249 ./strace-static-x86_64: Process 1249 attached [pid 1249] set_robust_list(0x5555880b8660, 24) = 0 [pid 1249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1249] setpgid(0, 0) = 0 [pid 1249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1249] write(3, "1000", 4) = 4 [pid 1249] close(3) = 0 [pid 1249] write(1, "executing program\n", 18) = 18 [pid 1249] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1249] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1249] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1249] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1249] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1249] eventfd(0) = 4 [pid 1249] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1249] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1249] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1249] memfd_create("syzkaller", 0) = 5 [pid 1249] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1249] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1249] munmap(0x7f319b54f000, 138412032) = 0 [pid 1249] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1249] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1249] ioctl(6, LOOP_CLR_FD) = 0 [pid 1249] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1249] close(6) = 0 [pid 1249] close(5) = 0 [pid 1249] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1249] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1249] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1249] exit_group(0) = ? [pid 1249] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1249, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1251 ./strace-static-x86_64: Process 1251 attached [pid 1251] set_robust_list(0x5555880b8660, 24) = 0 [pid 1251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1251] setpgid(0, 0) = 0 [pid 1251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1251] write(3, "1000", 4) = 4 [pid 1251] close(3) = 0 executing program [pid 1251] write(1, "executing program\n", 18) = 18 [pid 1251] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1251] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1251] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1251] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1251] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1251] eventfd(0) = 4 [pid 1251] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1251] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1251] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1251] memfd_create("syzkaller", 0) = 5 [pid 1251] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1251] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1251] munmap(0x7f319b54f000, 138412032) = 0 [pid 1251] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1251] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1251] ioctl(6, LOOP_CLR_FD) = 0 [pid 1251] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1251] close(6) = 0 [pid 1251] close(5) = 0 [pid 1251] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1251] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1251] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1251] exit_group(0) = ? [pid 1251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1253 ./strace-static-x86_64: Process 1253 attached [pid 1253] set_robust_list(0x5555880b8660, 24) = 0 [pid 1253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1253] setpgid(0, 0) = 0 [pid 1253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1253] write(3, "1000", 4) = 4 [pid 1253] close(3) = 0 [pid 1253] write(1, "executing program\n", 18executing program ) = 18 [pid 1253] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1253] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1253] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1253] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1253] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1253] eventfd(0) = 4 [pid 1253] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1253] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1253] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1253] memfd_create("syzkaller", 0) = 5 [pid 1253] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1253] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1253] munmap(0x7f319b54f000, 138412032) = 0 [pid 1253] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1253] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1253] ioctl(6, LOOP_CLR_FD) = 0 [pid 1253] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1253] close(6) = 0 [pid 1253] close(5) = 0 [pid 1253] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1253] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1253] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1253] exit_group(0) = ? [pid 1253] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1255 ./strace-static-x86_64: Process 1255 attached [pid 1255] set_robust_list(0x5555880b8660, 24) = 0 [pid 1255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1255] setpgid(0, 0) = 0 [pid 1255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1255] write(3, "1000", 4) = 4 [pid 1255] close(3) = 0 [pid 1255] write(1, "executing program\n", 18) = 18 [pid 1255] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1255] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1255] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1255] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1255] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1255] eventfd(0) = 4 [pid 1255] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1255] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1255] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1255] memfd_create("syzkaller", 0) = 5 [pid 1255] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1255] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1255] munmap(0x7f319b54f000, 138412032) = 0 [pid 1255] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1255] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1255] ioctl(6, LOOP_CLR_FD) = 0 [pid 1255] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1255] close(6) = 0 [pid 1255] close(5) = 0 [pid 1255] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1255] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1255] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1255] exit_group(0) = ? [pid 1255] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1255, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1257 ./strace-static-x86_64: Process 1257 attached [pid 1257] set_robust_list(0x5555880b8660, 24) = 0 [pid 1257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1257] setpgid(0, 0) = 0 [pid 1257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1257] write(3, "1000", 4) = 4 [pid 1257] close(3) = 0 [pid 1257] write(1, "executing program\n", 18) = 18 [pid 1257] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1257] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1257] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1257] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1257] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1257] eventfd(0) = 4 [pid 1257] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1257] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1257] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1257] memfd_create("syzkaller", 0) = 5 [pid 1257] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1257] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1257] munmap(0x7f319b54f000, 138412032) = 0 [pid 1257] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1257] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1257] ioctl(6, LOOP_CLR_FD) = 0 [pid 1257] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1257] close(6) = 0 [pid 1257] close(5) = 0 [pid 1257] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1257] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1257] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1257] exit_group(0) = ? [pid 1257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1257, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1259 ./strace-static-x86_64: Process 1259 attached [pid 1259] set_robust_list(0x5555880b8660, 24) = 0 [pid 1259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1259] setpgid(0, 0) = 0 [pid 1259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1259] write(3, "1000", 4) = 4 [pid 1259] close(3) = 0 [pid 1259] write(1, "executing program\n", 18executing program ) = 18 [pid 1259] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1259] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1259] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1259] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1259] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1259] eventfd(0) = 4 [pid 1259] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1259] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1259] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1259] memfd_create("syzkaller", 0) = 5 [pid 1259] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1259] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1259] munmap(0x7f319b54f000, 138412032) = 0 [pid 1259] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1259] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1259] ioctl(6, LOOP_CLR_FD) = 0 [pid 1259] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1259] close(6) = 0 [pid 1259] close(5) = 0 [pid 1259] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1259] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1259] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1259] exit_group(0) = ? [pid 1259] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1261 ./strace-static-x86_64: Process 1261 attached [pid 1261] set_robust_list(0x5555880b8660, 24) = 0 [pid 1261] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1261] setpgid(0, 0) = 0 [pid 1261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1261] write(3, "1000", 4) = 4 [pid 1261] close(3) = 0 executing program [pid 1261] write(1, "executing program\n", 18) = 18 [pid 1261] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1261] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1261] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1261] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1261] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1261] eventfd(0) = 4 [pid 1261] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1261] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1261] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1261] memfd_create("syzkaller", 0) = 5 [pid 1261] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1261] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1261] munmap(0x7f319b54f000, 138412032) = 0 [pid 1261] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1261] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1261] ioctl(6, LOOP_CLR_FD) = 0 [pid 1261] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1261] close(6) = 0 [pid 1261] close(5) = 0 [pid 1261] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1261] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1261] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1261] exit_group(0) = ? [pid 1261] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1261, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1263 ./strace-static-x86_64: Process 1263 attached [pid 1263] set_robust_list(0x5555880b8660, 24) = 0 [pid 1263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1263] setpgid(0, 0) = 0 [pid 1263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1263] write(3, "1000", 4) = 4 [pid 1263] close(3) = 0 [pid 1263] write(1, "executing program\n", 18) = 18 [pid 1263] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1263] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1263] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1263] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1263] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1263] eventfd(0) = 4 [pid 1263] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1263] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1263] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1263] memfd_create("syzkaller", 0) = 5 [pid 1263] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1263] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1263] munmap(0x7f319b54f000, 138412032) = 0 [pid 1263] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1263] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1263] ioctl(6, LOOP_CLR_FD) = 0 [pid 1263] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1263] close(6) = 0 [pid 1263] close(5) = 0 [pid 1263] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1263] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1263] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1263] exit_group(0) = ? [pid 1263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1263, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1265 ./strace-static-x86_64: Process 1265 attached [pid 1265] set_robust_list(0x5555880b8660, 24) = 0 [pid 1265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1265] setpgid(0, 0) = 0 [pid 1265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1265] write(3, "1000", 4) = 4 [pid 1265] close(3) = 0 [pid 1265] write(1, "executing program\n", 18) = 18 [pid 1265] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1265] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1265] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1265] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1265] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1265] eventfd(0) = 4 [pid 1265] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1265] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1265] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1265] memfd_create("syzkaller", 0) = 5 [pid 1265] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1265] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1265] munmap(0x7f319b54f000, 138412032) = 0 [pid 1265] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1265] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1265] ioctl(6, LOOP_CLR_FD) = 0 [pid 1265] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1265] close(6) = 0 [pid 1265] close(5) = 0 [pid 1265] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1265] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1265] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1265] exit_group(0) = ? [pid 1265] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1267 ./strace-static-x86_64: Process 1267 attached [pid 1267] set_robust_list(0x5555880b8660, 24) = 0 [pid 1267] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1267] setpgid(0, 0) = 0 [pid 1267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1267] write(3, "1000", 4) = 4 [pid 1267] close(3) = 0 [pid 1267] write(1, "executing program\n", 18executing program ) = 18 [pid 1267] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1267] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1267] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1267] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1267] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1267] eventfd(0) = 4 [pid 1267] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1267] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1267] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1267] memfd_create("syzkaller", 0) = 5 [pid 1267] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1267] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1267] munmap(0x7f319b54f000, 138412032) = 0 [pid 1267] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1267] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1267] ioctl(6, LOOP_CLR_FD) = 0 [pid 1267] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1267] close(6) = 0 [pid 1267] close(5) = 0 [pid 1267] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1267] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1267] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1267] exit_group(0) = ? [pid 1267] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1267, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1269 ./strace-static-x86_64: Process 1269 attached [pid 1269] set_robust_list(0x5555880b8660, 24) = 0 [pid 1269] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1269] setpgid(0, 0) = 0 [pid 1269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1269] write(3, "1000", 4) = 4 [pid 1269] close(3) = 0 [pid 1269] write(1, "executing program\n", 18) = 18 [pid 1269] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1269] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1269] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1269] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1269] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1269] eventfd(0) = 4 [pid 1269] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1269] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1269] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1269] memfd_create("syzkaller", 0) = 5 [pid 1269] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1269] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1269] munmap(0x7f319b54f000, 138412032) = 0 [pid 1269] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1269] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1269] ioctl(6, LOOP_CLR_FD) = 0 [pid 1269] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1269] close(6) = 0 [pid 1269] close(5) = 0 [pid 1269] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1269] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1269] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1269] exit_group(0) = ? [pid 1269] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1269, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1271 ./strace-static-x86_64: Process 1271 attached [pid 1271] set_robust_list(0x5555880b8660, 24) = 0 [pid 1271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1271] setpgid(0, 0) = 0 [pid 1271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1271] write(3, "1000", 4) = 4 [pid 1271] close(3) = 0 [pid 1271] write(1, "executing program\n", 18executing program ) = 18 [pid 1271] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1271] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1271] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1271] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1271] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1271] eventfd(0) = 4 [pid 1271] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1271] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1271] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1271] memfd_create("syzkaller", 0) = 5 [pid 1271] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1271] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1271] munmap(0x7f319b54f000, 138412032) = 0 [pid 1271] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1271] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1271] ioctl(6, LOOP_CLR_FD) = 0 [pid 1271] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1271] close(6) = 0 [pid 1271] close(5) = 0 [pid 1271] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1271] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1271] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1271] exit_group(0) = ? [pid 1271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1273 ./strace-static-x86_64: Process 1273 attached [pid 1273] set_robust_list(0x5555880b8660, 24) = 0 [pid 1273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1273] setpgid(0, 0) = 0 [pid 1273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1273] write(3, "1000", 4) = 4 [pid 1273] close(3) = 0 [pid 1273] write(1, "executing program\n", 18) = 18 [pid 1273] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1273] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1273] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1273] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1273] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1273] eventfd(0) = 4 [pid 1273] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1273] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1273] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1273] memfd_create("syzkaller", 0) = 5 [pid 1273] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1273] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1273] munmap(0x7f319b54f000, 138412032) = 0 [pid 1273] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1273] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1273] ioctl(6, LOOP_CLR_FD) = 0 [pid 1273] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1273] close(6) = 0 [pid 1273] close(5) = 0 [pid 1273] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1273] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1273] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1273] exit_group(0) = ? [pid 1273] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1275 ./strace-static-x86_64: Process 1275 attached [pid 1275] set_robust_list(0x5555880b8660, 24) = 0 [pid 1275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1275] setpgid(0, 0) = 0 [pid 1275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1275] write(3, "1000", 4) = 4 [pid 1275] close(3) = 0 [pid 1275] write(1, "executing program\n", 18) = 18 [pid 1275] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1275] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1275] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1275] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1275] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1275] eventfd(0) = 4 [pid 1275] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1275] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1275] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1275] memfd_create("syzkaller", 0) = 5 [pid 1275] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1275] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1275] munmap(0x7f319b54f000, 138412032) = 0 [pid 1275] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1275] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1275] ioctl(6, LOOP_CLR_FD) = 0 [pid 1275] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1275] close(6) = 0 [pid 1275] close(5) = 0 [pid 1275] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1275] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1275] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1275] exit_group(0) = ? [pid 1275] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1275, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1277 ./strace-static-x86_64: Process 1277 attached [pid 1277] set_robust_list(0x5555880b8660, 24) = 0 [pid 1277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1277] setpgid(0, 0) = 0 [pid 1277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1277] write(3, "1000", 4) = 4 [pid 1277] close(3) = 0 [pid 1277] write(1, "executing program\n", 18) = 18 [pid 1277] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1277] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1277] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1277] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1277] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1277] eventfd(0) = 4 [pid 1277] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1277] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1277] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1277] memfd_create("syzkaller", 0) = 5 [pid 1277] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1277] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1277] munmap(0x7f319b54f000, 138412032) = 0 [pid 1277] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1277] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1277] ioctl(6, LOOP_CLR_FD) = 0 [pid 1277] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1277] close(6) = 0 [pid 1277] close(5) = 0 [pid 1277] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1277] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1277] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1277] exit_group(0) = ? [pid 1277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1279 ./strace-static-x86_64: Process 1279 attached [pid 1279] set_robust_list(0x5555880b8660, 24) = 0 [pid 1279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1279] setpgid(0, 0) = 0 [pid 1279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1279] write(3, "1000", 4) = 4 [pid 1279] close(3) = 0 [pid 1279] write(1, "executing program\n", 18) = 18 [pid 1279] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1279] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1279] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1279] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1279] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1279] eventfd(0) = 4 [pid 1279] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1279] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1279] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1279] memfd_create("syzkaller", 0) = 5 [pid 1279] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1279] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1279] munmap(0x7f319b54f000, 138412032) = 0 [pid 1279] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1279] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1279] ioctl(6, LOOP_CLR_FD) = 0 [pid 1279] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1279] close(6) = 0 [pid 1279] close(5) = 0 [pid 1279] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1279] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1279] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1279] exit_group(0) = ? [pid 1279] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1279, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1281 ./strace-static-x86_64: Process 1281 attached [pid 1281] set_robust_list(0x5555880b8660, 24) = 0 [pid 1281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1281] setpgid(0, 0) = 0 [pid 1281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1281] write(3, "1000", 4) = 4 [pid 1281] close(3) = 0 [pid 1281] write(1, "executing program\n", 18) = 18 [pid 1281] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1281] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1281] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1281] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1281] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1281] eventfd(0) = 4 [pid 1281] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1281] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1281] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1281] memfd_create("syzkaller", 0) = 5 [pid 1281] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1281] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1281] munmap(0x7f319b54f000, 138412032) = 0 [pid 1281] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1281] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1281] ioctl(6, LOOP_CLR_FD) = 0 [pid 1281] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1281] close(6) = 0 [pid 1281] close(5) = 0 [pid 1281] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1281] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1281] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1281] exit_group(0) = ? [pid 1281] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1281, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1283 ./strace-static-x86_64: Process 1283 attached [pid 1283] set_robust_list(0x5555880b8660, 24) = 0 [pid 1283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1283] setpgid(0, 0) = 0 [pid 1283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1283] write(3, "1000", 4) = 4 [pid 1283] close(3) = 0 [pid 1283] write(1, "executing program\n", 18executing program ) = 18 [pid 1283] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1283] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1283] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1283] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1283] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1283] eventfd(0) = 4 [pid 1283] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1283] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1283] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1283] memfd_create("syzkaller", 0) = 5 [pid 1283] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1283] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1283] munmap(0x7f319b54f000, 138412032) = 0 [pid 1283] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1283] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1283] ioctl(6, LOOP_CLR_FD) = 0 [pid 1283] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1283] close(6) = 0 [pid 1283] close(5) = 0 [pid 1283] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1283] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1283] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1283] exit_group(0) = ? [pid 1283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1283, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1285 ./strace-static-x86_64: Process 1285 attached [pid 1285] set_robust_list(0x5555880b8660, 24) = 0 [pid 1285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1285] setpgid(0, 0) = 0 [pid 1285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1285] write(3, "1000", 4) = 4 [pid 1285] close(3) = 0 [pid 1285] write(1, "executing program\n", 18) = 18 [pid 1285] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1285] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1285] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1285] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1285] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1285] eventfd(0) = 4 [pid 1285] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1285] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1285] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1285] memfd_create("syzkaller", 0) = 5 [pid 1285] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1285] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1285] munmap(0x7f319b54f000, 138412032) = 0 [pid 1285] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1285] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1285] ioctl(6, LOOP_CLR_FD) = 0 [pid 1285] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1285] close(6) = 0 [pid 1285] close(5) = 0 [pid 1285] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1285] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1285] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1285] exit_group(0) = ? [pid 1285] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1285, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1287 executing program ./strace-static-x86_64: Process 1287 attached [pid 1287] set_robust_list(0x5555880b8660, 24) = 0 [pid 1287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1287] setpgid(0, 0) = 0 [pid 1287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1287] write(3, "1000", 4) = 4 [pid 1287] close(3) = 0 [pid 1287] write(1, "executing program\n", 18) = 18 [pid 1287] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1287] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1287] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1287] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1287] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1287] eventfd(0) = 4 [pid 1287] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1287] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1287] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1287] memfd_create("syzkaller", 0) = 5 [pid 1287] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1287] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1287] munmap(0x7f319b54f000, 138412032) = 0 [pid 1287] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1287] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1287] ioctl(6, LOOP_CLR_FD) = 0 [pid 1287] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1287] close(6) = 0 [pid 1287] close(5) = 0 [pid 1287] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1287] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1287] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1287] exit_group(0) = ? [pid 1287] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1287, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1289 ./strace-static-x86_64: Process 1289 attached [pid 1289] set_robust_list(0x5555880b8660, 24) = 0 [pid 1289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1289] setpgid(0, 0) = 0 [pid 1289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1289] write(3, "1000", 4) = 4 [pid 1289] close(3) = 0 [pid 1289] write(1, "executing program\n", 18executing program ) = 18 [pid 1289] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1289] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1289] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1289] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1289] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1289] eventfd(0) = 4 [pid 1289] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1289] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1289] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1289] memfd_create("syzkaller", 0) = 5 [pid 1289] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1289] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1289] munmap(0x7f319b54f000, 138412032) = 0 [pid 1289] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1289] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1289] ioctl(6, LOOP_CLR_FD) = 0 [pid 1289] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1289] close(6) = 0 [pid 1289] close(5) = 0 [pid 1289] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1289] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1289] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1289] exit_group(0) = ? [pid 1289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1291 ./strace-static-x86_64: Process 1291 attached [pid 1291] set_robust_list(0x5555880b8660, 24) = 0 [pid 1291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1291] setpgid(0, 0) = 0 [pid 1291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1291] write(3, "1000", 4) = 4 [pid 1291] close(3) = 0 [pid 1291] write(1, "executing program\n", 18executing program ) = 18 [pid 1291] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1291] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1291] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1291] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1291] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1291] eventfd(0) = 4 [pid 1291] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1291] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1291] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1291] memfd_create("syzkaller", 0) = 5 [pid 1291] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1291] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1291] munmap(0x7f319b54f000, 138412032) = 0 [pid 1291] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1291] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1291] ioctl(6, LOOP_CLR_FD) = 0 [pid 1291] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1291] close(6) = 0 [pid 1291] close(5) = 0 [pid 1291] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1291] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1291] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1291] exit_group(0) = ? [pid 1291] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1293 ./strace-static-x86_64: Process 1293 attached [pid 1293] set_robust_list(0x5555880b8660, 24) = 0 [pid 1293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1293] setpgid(0, 0) = 0 [pid 1293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1293] write(3, "1000", 4) = 4 [pid 1293] close(3) = 0 [pid 1293] write(1, "executing program\n", 18executing program ) = 18 [pid 1293] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1293] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1293] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1293] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1293] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1293] eventfd(0) = 4 [pid 1293] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1293] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1293] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1293] memfd_create("syzkaller", 0) = 5 [pid 1293] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1293] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1293] munmap(0x7f319b54f000, 138412032) = 0 [pid 1293] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1293] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1293] ioctl(6, LOOP_CLR_FD) = 0 [pid 1293] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1293] close(6) = 0 [pid 1293] close(5) = 0 [pid 1293] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1293] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1293] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1293] exit_group(0) = ? [pid 1293] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1293, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1296 attached , child_tidptr=0x5555880b8650) = 1296 [pid 1296] set_robust_list(0x5555880b8660, 24) = 0 [pid 1296] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 1296] setpgid(0, 0) = 0 [pid 1296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1296] write(3, "1000", 4) = 4 [pid 1296] close(3) = 0 [pid 1296] write(1, "executing program\n", 18) = 18 [pid 1296] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1296] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1296] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1296] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1296] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1296] eventfd(0) = 4 [pid 1296] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1296] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1296] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1296] memfd_create("syzkaller", 0) = 5 [pid 1296] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1296] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1296] munmap(0x7f319b54f000, 138412032) = 0 [pid 1296] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1296] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1296] ioctl(6, LOOP_CLR_FD) = 0 [pid 1296] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1296] close(6) = 0 [pid 1296] close(5) = 0 [pid 1296] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1296] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1296] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1296] exit_group(0) = ? [pid 1296] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1298 ./strace-static-x86_64: Process 1298 attached [pid 1298] set_robust_list(0x5555880b8660, 24) = 0 [pid 1298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1298] setpgid(0, 0) = 0 [pid 1298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1298] write(3, "1000", 4) = 4 [pid 1298] close(3) = 0 [pid 1298] write(1, "executing program\n", 18executing program ) = 18 [pid 1298] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1298] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1298] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1298] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1298] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1298] eventfd(0) = 4 [pid 1298] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1298] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1298] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1298] memfd_create("syzkaller", 0) = 5 [pid 1298] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1298] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1298] munmap(0x7f319b54f000, 138412032) = 0 [pid 1298] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1298] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1298] ioctl(6, LOOP_CLR_FD) = 0 [pid 1298] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1298] close(6) = 0 [pid 1298] close(5) = 0 [pid 1298] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1298] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1298] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1298] exit_group(0) = ? [pid 1298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1298, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1300 attached [pid 1300] set_robust_list(0x5555880b8660, 24) = 0 [pid 1300] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 1300 [pid 1300] <... prctl resumed>) = 0 [pid 1300] setpgid(0, 0) = 0 [pid 1300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1300] write(3, "1000", 4) = 4 [pid 1300] close(3) = 0 [pid 1300] write(1, "executing program\n", 18executing program ) = 18 [pid 1300] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1300] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1300] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1300] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1300] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1300] eventfd(0) = 4 [pid 1300] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1300] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1300] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1300] memfd_create("syzkaller", 0) = 5 [pid 1300] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1300] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1300] munmap(0x7f319b54f000, 138412032) = 0 [pid 1300] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1300] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1300] ioctl(6, LOOP_CLR_FD) = 0 [pid 1300] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1300] close(6) = 0 [pid 1300] close(5) = 0 [pid 1300] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1300] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1300] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1300] exit_group(0) = ? [pid 1300] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1302 ./strace-static-x86_64: Process 1302 attached [pid 1302] set_robust_list(0x5555880b8660, 24) = 0 [pid 1302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1302] setpgid(0, 0) = 0 [pid 1302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1302] write(3, "1000", 4) = 4 [pid 1302] close(3) = 0 [pid 1302] write(1, "executing program\n", 18executing program ) = 18 [pid 1302] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1302] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1302] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1302] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1302] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1302] eventfd(0) = 4 [pid 1302] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1302] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1302] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1302] memfd_create("syzkaller", 0) = 5 [pid 1302] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1302] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1302] munmap(0x7f319b54f000, 138412032) = 0 [pid 1302] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1302] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1302] ioctl(6, LOOP_CLR_FD) = 0 [pid 1302] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1302] close(6) = 0 [pid 1302] close(5) = 0 [pid 1302] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1302] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1302] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1302] exit_group(0) = ? [pid 1302] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1302, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1304 ./strace-static-x86_64: Process 1304 attached [pid 1304] set_robust_list(0x5555880b8660, 24) = 0 [pid 1304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1304] setpgid(0, 0) = 0 [pid 1304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1304] write(3, "1000", 4) = 4 [pid 1304] close(3) = 0 [pid 1304] write(1, "executing program\n", 18) = 18 [pid 1304] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1304] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1304] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1304] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1304] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1304] eventfd(0) = 4 [pid 1304] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1304] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1304] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1304] memfd_create("syzkaller", 0) = 5 [pid 1304] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1304] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1304] munmap(0x7f319b54f000, 138412032) = 0 [pid 1304] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1304] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1304] ioctl(6, LOOP_CLR_FD) = 0 [pid 1304] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1304] close(6) = 0 [pid 1304] close(5) = 0 [pid 1304] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1304] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1304] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1304] exit_group(0) = ? [pid 1304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1306 ./strace-static-x86_64: Process 1306 attached [pid 1306] set_robust_list(0x5555880b8660, 24) = 0 [pid 1306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1306] setpgid(0, 0) = 0 [pid 1306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1306] write(3, "1000", 4) = 4 [pid 1306] close(3) = 0 [pid 1306] write(1, "executing program\n", 18) = 18 [pid 1306] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1306] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1306] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1306] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1306] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1306] eventfd(0) = 4 [pid 1306] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1306] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1306] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1306] memfd_create("syzkaller", 0) = 5 [pid 1306] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1306] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1306] munmap(0x7f319b54f000, 138412032) = 0 [pid 1306] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1306] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1306] ioctl(6, LOOP_CLR_FD) = 0 [pid 1306] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1306] close(6) = 0 [pid 1306] close(5) = 0 [pid 1306] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1306] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1306] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1306] exit_group(0) = ? [pid 1306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1306, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1308 ./strace-static-x86_64: Process 1308 attached [pid 1308] set_robust_list(0x5555880b8660, 24) = 0 [pid 1308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1308] setpgid(0, 0) = 0 [pid 1308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1308] write(3, "1000", 4) = 4 [pid 1308] close(3) = 0 [pid 1308] write(1, "executing program\n", 18) = 18 [pid 1308] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1308] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1308] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1308] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1308] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1308] eventfd(0) = 4 [pid 1308] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1308] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1308] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1308] memfd_create("syzkaller", 0) = 5 [pid 1308] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1308] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1308] munmap(0x7f319b54f000, 138412032) = 0 [pid 1308] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1308] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1308] ioctl(6, LOOP_CLR_FD) = 0 [pid 1308] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1308] close(6) = 0 [pid 1308] close(5) = 0 [pid 1308] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1308] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1308] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1308] exit_group(0) = ? [pid 1308] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1308, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1310 ./strace-static-x86_64: Process 1310 attached [pid 1310] set_robust_list(0x5555880b8660, 24) = 0 [pid 1310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1310] setpgid(0, 0) = 0 [pid 1310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1310] write(3, "1000", 4) = 4 [pid 1310] close(3) = 0 [pid 1310] write(1, "executing program\n", 18) = 18 [pid 1310] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1310] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1310] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1310] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1310] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1310] eventfd(0) = 4 [pid 1310] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1310] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1310] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1310] memfd_create("syzkaller", 0) = 5 [pid 1310] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1310] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1310] munmap(0x7f319b54f000, 138412032) = 0 [pid 1310] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1310] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1310] ioctl(6, LOOP_CLR_FD) = 0 [pid 1310] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1310] close(6) = 0 [pid 1310] close(5) = 0 [pid 1310] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1310] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1310] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1310] exit_group(0) = ? [pid 1310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1310, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1312 ./strace-static-x86_64: Process 1312 attached [pid 1312] set_robust_list(0x5555880b8660, 24) = 0 [pid 1312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1312] setpgid(0, 0) = 0 [pid 1312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1312] write(3, "1000", 4) = 4 [pid 1312] close(3) = 0 [pid 1312] write(1, "executing program\n", 18) = 18 [pid 1312] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1312] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1312] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1312] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1312] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1312] eventfd(0) = 4 [pid 1312] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1312] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1312] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1312] memfd_create("syzkaller", 0) = 5 [pid 1312] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1312] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1312] munmap(0x7f319b54f000, 138412032) = 0 [pid 1312] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1312] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1312] ioctl(6, LOOP_CLR_FD) = 0 [pid 1312] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1312] close(6) = 0 [pid 1312] close(5) = 0 [pid 1312] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1312] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1312] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1312] exit_group(0) = ? [pid 1312] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1314 ./strace-static-x86_64: Process 1314 attached [pid 1314] set_robust_list(0x5555880b8660, 24) = 0 [pid 1314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1314] setpgid(0, 0) = 0 [pid 1314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1314] write(3, "1000", 4) = 4 [pid 1314] close(3) = 0 [pid 1314] write(1, "executing program\n", 18) = 18 [pid 1314] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1314] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1314] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1314] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1314] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1314] eventfd(0) = 4 [pid 1314] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1314] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1314] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1314] memfd_create("syzkaller", 0) = 5 [pid 1314] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1314] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1314] munmap(0x7f319b54f000, 138412032) = 0 [pid 1314] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1314] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1314] ioctl(6, LOOP_CLR_FD) = 0 [pid 1314] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1314] close(6) = 0 [pid 1314] close(5) = 0 [pid 1314] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1314] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1314] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1314] exit_group(0) = ? [pid 1314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1314, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1316 ./strace-static-x86_64: Process 1316 attached [pid 1316] set_robust_list(0x5555880b8660, 24) = 0 [pid 1316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1316] setpgid(0, 0) = 0 [pid 1316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1316] write(3, "1000", 4) = 4 [pid 1316] close(3) = 0 [pid 1316] write(1, "executing program\n", 18) = 18 [pid 1316] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1316] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1316] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1316] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1316] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1316] eventfd(0) = 4 [pid 1316] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1316] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1316] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1316] memfd_create("syzkaller", 0) = 5 [pid 1316] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1316] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1316] munmap(0x7f319b54f000, 138412032) = 0 [pid 1316] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1316] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1316] ioctl(6, LOOP_CLR_FD) = 0 [pid 1316] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1316] close(6) = 0 [pid 1316] close(5) = 0 [pid 1316] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1316] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1316] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1316] exit_group(0) = ? [pid 1316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1318 ./strace-static-x86_64: Process 1318 attached [pid 1318] set_robust_list(0x5555880b8660, 24) = 0 [pid 1318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1318] setpgid(0, 0) = 0 [pid 1318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1318] write(3, "1000", 4) = 4 [pid 1318] close(3) = 0 [pid 1318] write(1, "executing program\n", 18) = 18 [pid 1318] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1318] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1318] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1318] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1318] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1318] eventfd(0) = 4 [pid 1318] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1318] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1318] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1318] memfd_create("syzkaller", 0) = 5 [pid 1318] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1318] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1318] munmap(0x7f319b54f000, 138412032) = 0 [pid 1318] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1318] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1318] ioctl(6, LOOP_CLR_FD) = 0 [pid 1318] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1318] close(6) = 0 [pid 1318] close(5) = 0 [pid 1318] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1318] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1318] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1318] exit_group(0) = ? [pid 1318] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1318, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1320 ./strace-static-x86_64: Process 1320 attached [pid 1320] set_robust_list(0x5555880b8660, 24) = 0 [pid 1320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1320] setpgid(0, 0) = 0 [pid 1320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1320] write(3, "1000", 4) = 4 [pid 1320] close(3) = 0 [pid 1320] write(1, "executing program\n", 18) = 18 [pid 1320] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1320] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1320] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1320] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1320] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1320] eventfd(0) = 4 [pid 1320] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1320] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1320] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1320] memfd_create("syzkaller", 0) = 5 [pid 1320] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1320] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1320] munmap(0x7f319b54f000, 138412032) = 0 [pid 1320] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1320] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1320] ioctl(6, LOOP_CLR_FD) = 0 [pid 1320] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1320] close(6) = 0 [pid 1320] close(5) = 0 [pid 1320] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1320] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1320] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1320] exit_group(0) = ? [pid 1320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1322 ./strace-static-x86_64: Process 1322 attached [pid 1322] set_robust_list(0x5555880b8660, 24) = 0 [pid 1322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1322] setpgid(0, 0) = 0 [pid 1322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1322] write(3, "1000", 4) = 4 [pid 1322] close(3) = 0 [pid 1322] write(1, "executing program\n", 18) = 18 [pid 1322] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1322] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1322] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1322] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1322] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1322] eventfd(0) = 4 [pid 1322] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1322] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1322] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1322] memfd_create("syzkaller", 0) = 5 [pid 1322] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1322] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1322] munmap(0x7f319b54f000, 138412032) = 0 [pid 1322] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1322] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1322] ioctl(6, LOOP_CLR_FD) = 0 [pid 1322] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1322] close(6) = 0 [pid 1322] close(5) = 0 [pid 1322] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1322] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1322] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1322] exit_group(0) = ? [pid 1322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1322, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1324 ./strace-static-x86_64: Process 1324 attached [pid 1324] set_robust_list(0x5555880b8660, 24) = 0 [pid 1324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1324] setpgid(0, 0) = 0 [pid 1324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1324] write(3, "1000", 4) = 4 [pid 1324] close(3) = 0 [pid 1324] write(1, "executing program\n", 18) = 18 [pid 1324] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1324] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1324] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1324] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1324] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1324] eventfd(0) = 4 [pid 1324] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1324] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1324] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1324] memfd_create("syzkaller", 0) = 5 [pid 1324] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1324] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1324] munmap(0x7f319b54f000, 138412032) = 0 [pid 1324] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1324] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1324] ioctl(6, LOOP_CLR_FD) = 0 [pid 1324] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1324] close(6) = 0 [pid 1324] close(5) = 0 [pid 1324] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1324] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1324] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1324] exit_group(0) = ? [pid 1324] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1326 ./strace-static-x86_64: Process 1326 attached [pid 1326] set_robust_list(0x5555880b8660, 24) = 0 [pid 1326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1326] setpgid(0, 0) = 0 executing program [pid 1326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1326] write(3, "1000", 4) = 4 [pid 1326] close(3) = 0 [pid 1326] write(1, "executing program\n", 18) = 18 [pid 1326] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1326] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1326] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1326] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1326] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1326] eventfd(0) = 4 [pid 1326] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1326] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1326] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1326] memfd_create("syzkaller", 0) = 5 [pid 1326] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1326] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1326] munmap(0x7f319b54f000, 138412032) = 0 [pid 1326] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1326] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1326] ioctl(6, LOOP_CLR_FD) = 0 [pid 1326] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1326] close(6) = 0 [pid 1326] close(5) = 0 [pid 1326] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1326] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1326] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1326] exit_group(0) = ? [pid 1326] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1326, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1328 ./strace-static-x86_64: Process 1328 attached [pid 1328] set_robust_list(0x5555880b8660, 24) = 0 [pid 1328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1328] setpgid(0, 0) = 0 [pid 1328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1328] write(3, "1000", 4) = 4 [pid 1328] close(3) = 0 [pid 1328] write(1, "executing program\n", 18) = 18 [pid 1328] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1328] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1328] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1328] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1328] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1328] eventfd(0) = 4 [pid 1328] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1328] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1328] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1328] memfd_create("syzkaller", 0) = 5 [pid 1328] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1328] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1328] munmap(0x7f319b54f000, 138412032) = 0 [pid 1328] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1328] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1328] ioctl(6, LOOP_CLR_FD) = 0 [pid 1328] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1328] close(6) = 0 [pid 1328] close(5) = 0 [pid 1328] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1328] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1328] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1328] exit_group(0) = ? [pid 1328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1328, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1330 ./strace-static-x86_64: Process 1330 attached [pid 1330] set_robust_list(0x5555880b8660, 24) = 0 [pid 1330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1330] setpgid(0, 0) = 0 [pid 1330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1330] write(3, "1000", 4) = 4 [pid 1330] close(3) = 0 [pid 1330] write(1, "executing program\n", 18) = 18 [pid 1330] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1330] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1330] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1330] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1330] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1330] eventfd(0) = 4 [pid 1330] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1330] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1330] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1330] memfd_create("syzkaller", 0) = 5 [pid 1330] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1330] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1330] munmap(0x7f319b54f000, 138412032) = 0 [pid 1330] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1330] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1330] ioctl(6, LOOP_CLR_FD) = 0 [pid 1330] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1330] close(6) = 0 [pid 1330] close(5) = 0 [pid 1330] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1330] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1330] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1330] exit_group(0) = ? [pid 1330] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1330, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1332 ./strace-static-x86_64: Process 1332 attached [pid 1332] set_robust_list(0x5555880b8660, 24) = 0 [pid 1332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1332] setpgid(0, 0) = 0 [pid 1332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1332] write(3, "1000", 4) = 4 [pid 1332] close(3) = 0 [pid 1332] write(1, "executing program\n", 18) = 18 [pid 1332] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1332] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1332] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1332] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1332] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1332] eventfd(0) = 4 [pid 1332] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1332] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1332] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1332] memfd_create("syzkaller", 0) = 5 [pid 1332] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1332] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1332] munmap(0x7f319b54f000, 138412032) = 0 [pid 1332] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1332] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1332] ioctl(6, LOOP_CLR_FD) = 0 [pid 1332] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1332] close(6) = 0 [pid 1332] close(5) = 0 [pid 1332] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1332] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1332] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1332] exit_group(0) = ? [pid 1332] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1332, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1334 ./strace-static-x86_64: Process 1334 attached [pid 1334] set_robust_list(0x5555880b8660, 24) = 0 [pid 1334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1334] setpgid(0, 0) = 0 [pid 1334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1334] write(3, "1000", 4) = 4 [pid 1334] close(3) = 0 [pid 1334] write(1, "executing program\n", 18) = 18 [pid 1334] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1334] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1334] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1334] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1334] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1334] eventfd(0) = 4 [pid 1334] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1334] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1334] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1334] memfd_create("syzkaller", 0) = 5 [pid 1334] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1334] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1334] munmap(0x7f319b54f000, 138412032) = 0 [pid 1334] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1334] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1334] ioctl(6, LOOP_CLR_FD) = 0 [pid 1334] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1334] close(6) = 0 [pid 1334] close(5) = 0 [pid 1334] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1334] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1334] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1334] exit_group(0) = ? [pid 1334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1336 ./strace-static-x86_64: Process 1336 attached [pid 1336] set_robust_list(0x5555880b8660, 24) = 0 [pid 1336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1336] setpgid(0, 0) = 0 executing program [pid 1336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1336] write(3, "1000", 4) = 4 [pid 1336] close(3) = 0 [pid 1336] write(1, "executing program\n", 18) = 18 [pid 1336] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1336] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1336] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1336] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1336] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1336] eventfd(0) = 4 [pid 1336] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1336] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1336] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1336] memfd_create("syzkaller", 0) = 5 [pid 1336] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1336] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1336] munmap(0x7f319b54f000, 138412032) = 0 [pid 1336] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1336] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1336] ioctl(6, LOOP_CLR_FD) = 0 [pid 1336] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1336] close(6) = 0 [pid 1336] close(5) = 0 [pid 1336] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1336] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1336] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1336] exit_group(0) = ? [pid 1336] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1336, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1338 ./strace-static-x86_64: Process 1338 attached [pid 1338] set_robust_list(0x5555880b8660, 24) = 0 [pid 1338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1338] setpgid(0, 0) = 0 [pid 1338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1338] write(3, "1000", 4) = 4 [pid 1338] close(3) = 0 [pid 1338] write(1, "executing program\n", 18executing program ) = 18 [pid 1338] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1338] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1338] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1338] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1338] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1338] eventfd(0) = 4 [pid 1338] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1338] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1338] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1338] memfd_create("syzkaller", 0) = 5 [pid 1338] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1338] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1338] munmap(0x7f319b54f000, 138412032) = 0 [pid 1338] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1338] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1338] ioctl(6, LOOP_CLR_FD) = 0 [pid 1338] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1338] close(6) = 0 [pid 1338] close(5) = 0 [pid 1338] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1338] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1338] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1338] exit_group(0) = ? [pid 1338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1338, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1340 ./strace-static-x86_64: Process 1340 attached [pid 1340] set_robust_list(0x5555880b8660, 24) = 0 [pid 1340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1340] setpgid(0, 0) = 0 [pid 1340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1340] write(3, "1000", 4executing program ) = 4 [pid 1340] close(3) = 0 [pid 1340] write(1, "executing program\n", 18) = 18 [pid 1340] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1340] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1340] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1340] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1340] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1340] eventfd(0) = 4 [pid 1340] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1340] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1340] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1340] memfd_create("syzkaller", 0) = 5 [pid 1340] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1340] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1340] munmap(0x7f319b54f000, 138412032) = 0 [pid 1340] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1340] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1340] ioctl(6, LOOP_CLR_FD) = 0 [pid 1340] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1340] close(6) = 0 [pid 1340] close(5) = 0 [pid 1340] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1340] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1340] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1340] exit_group(0) = ? [pid 1340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1342 ./strace-static-x86_64: Process 1342 attached [pid 1342] set_robust_list(0x5555880b8660, 24) = 0 [pid 1342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1342] setpgid(0, 0) = 0 [pid 1342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1342] write(3, "1000", 4) = 4 [pid 1342] close(3) = 0 [pid 1342] write(1, "executing program\n", 18executing program ) = 18 [pid 1342] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1342] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1342] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1342] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1342] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1342] eventfd(0) = 4 [pid 1342] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1342] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1342] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1342] memfd_create("syzkaller", 0) = 5 [pid 1342] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1342] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1342] munmap(0x7f319b54f000, 138412032) = 0 [pid 1342] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1342] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1342] ioctl(6, LOOP_CLR_FD) = 0 [pid 1342] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1342] close(6) = 0 [pid 1342] close(5) = 0 [pid 1342] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1342] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1342] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1342] exit_group(0) = ? [pid 1342] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1342, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1344 ./strace-static-x86_64: Process 1344 attached [pid 1344] set_robust_list(0x5555880b8660, 24) = 0 [pid 1344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1344] setpgid(0, 0) = 0 [pid 1344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1344] write(3, "1000", 4) = 4 [pid 1344] close(3) = 0 [pid 1344] write(1, "executing program\n", 18executing program ) = 18 [pid 1344] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1344] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1344] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1344] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1344] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1344] eventfd(0) = 4 [pid 1344] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1344] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1344] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1344] memfd_create("syzkaller", 0) = 5 [pid 1344] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1344] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1344] munmap(0x7f319b54f000, 138412032) = 0 [pid 1344] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1344] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1344] ioctl(6, LOOP_CLR_FD) = 0 [pid 1344] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1344] close(6) = 0 [pid 1344] close(5) = 0 [pid 1344] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1344] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1344] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1344] exit_group(0) = ? [pid 1344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1346 ./strace-static-x86_64: Process 1346 attached [pid 1346] set_robust_list(0x5555880b8660, 24) = 0 [pid 1346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1346] setpgid(0, 0) = 0 [pid 1346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1346] write(3, "1000", 4) = 4 [pid 1346] close(3) = 0 [pid 1346] write(1, "executing program\n", 18executing program ) = 18 [pid 1346] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1346] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1346] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1346] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1346] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1346] eventfd(0) = 4 [pid 1346] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1346] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1346] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1346] memfd_create("syzkaller", 0) = 5 [pid 1346] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1346] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1346] munmap(0x7f319b54f000, 138412032) = 0 [pid 1346] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1346] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1346] ioctl(6, LOOP_CLR_FD) = 0 [pid 1346] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1346] close(6) = 0 [pid 1346] close(5) = 0 [pid 1346] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1346] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1346] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1346] exit_group(0) = ? [pid 1346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1348 ./strace-static-x86_64: Process 1348 attached [pid 1348] set_robust_list(0x5555880b8660, 24) = 0 [pid 1348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1348] setpgid(0, 0) = 0 [pid 1348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1348] write(3, "1000", 4) = 4 [pid 1348] close(3) = 0 [pid 1348] write(1, "executing program\n", 18executing program ) = 18 [pid 1348] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1348] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1348] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1348] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1348] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1348] eventfd(0) = 4 [pid 1348] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1348] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1348] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1348] memfd_create("syzkaller", 0) = 5 [pid 1348] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1348] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1348] munmap(0x7f319b54f000, 138412032) = 0 [pid 1348] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1348] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1348] ioctl(6, LOOP_CLR_FD) = 0 [pid 1348] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1348] close(6) = 0 [pid 1348] close(5) = 0 [pid 1348] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1348] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1348] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1348] exit_group(0) = ? [pid 1348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1350 ./strace-static-x86_64: Process 1350 attached [pid 1350] set_robust_list(0x5555880b8660, 24) = 0 [pid 1350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1350] setpgid(0, 0) = 0 [pid 1350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1350] write(3, "1000", 4) = 4 [pid 1350] close(3) = 0 executing program [pid 1350] write(1, "executing program\n", 18) = 18 [pid 1350] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1350] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1350] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1350] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1350] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1350] eventfd(0) = 4 [pid 1350] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1350] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1350] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1350] memfd_create("syzkaller", 0) = 5 [pid 1350] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1350] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1350] munmap(0x7f319b54f000, 138412032) = 0 [pid 1350] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1350] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1350] ioctl(6, LOOP_CLR_FD) = 0 [pid 1350] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1350] close(6) = 0 [pid 1350] close(5) = 0 [pid 1350] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1350] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1350] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1350] exit_group(0) = ? [pid 1350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1350, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1353 ./strace-static-x86_64: Process 1353 attached [pid 1353] set_robust_list(0x5555880b8660, 24) = 0 [pid 1353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1353] setpgid(0, 0) = 0 [pid 1353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1353] write(3, "1000", 4) = 4 [pid 1353] close(3) = 0 [pid 1353] write(1, "executing program\n", 18executing program ) = 18 [pid 1353] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1353] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1353] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1353] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1353] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1353] eventfd(0) = 4 [pid 1353] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1353] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1353] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1353] memfd_create("syzkaller", 0) = 5 [pid 1353] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1353] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1353] munmap(0x7f319b54f000, 138412032) = 0 [pid 1353] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1353] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1353] ioctl(6, LOOP_CLR_FD) = 0 [pid 1353] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1353] close(6) = 0 [pid 1353] close(5) = 0 [pid 1353] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1353] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1353] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1353] exit_group(0) = ? [pid 1353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1353, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1355 ./strace-static-x86_64: Process 1355 attached [pid 1355] set_robust_list(0x5555880b8660, 24) = 0 [pid 1355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1355] setpgid(0, 0) = 0 [pid 1355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1355] write(3, "1000", 4) = 4 [pid 1355] close(3) = 0 [pid 1355] write(1, "executing program\n", 18executing program ) = 18 [pid 1355] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1355] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1355] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1355] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1355] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1355] eventfd(0) = 4 [pid 1355] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1355] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1355] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1355] memfd_create("syzkaller", 0) = 5 [pid 1355] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1355] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1355] munmap(0x7f319b54f000, 138412032) = 0 [pid 1355] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1355] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1355] ioctl(6, LOOP_CLR_FD) = 0 [pid 1355] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1355] close(6) = 0 [pid 1355] close(5) = 0 [pid 1355] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1355] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1355] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1355] exit_group(0) = ? [pid 1355] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1355, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1357 ./strace-static-x86_64: Process 1357 attached [pid 1357] set_robust_list(0x5555880b8660, 24) = 0 [pid 1357] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1357] setpgid(0, 0) = 0 [pid 1357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1357] write(3, "1000", 4) = 4 [pid 1357] close(3) = 0 [pid 1357] write(1, "executing program\n", 18executing program ) = 18 [pid 1357] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1357] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1357] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1357] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1357] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1357] eventfd(0) = 4 [pid 1357] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1357] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1357] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1357] memfd_create("syzkaller", 0) = 5 [pid 1357] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1357] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1357] munmap(0x7f319b54f000, 138412032) = 0 [pid 1357] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1357] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1357] ioctl(6, LOOP_CLR_FD) = 0 [pid 1357] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1357] close(6) = 0 [pid 1357] close(5) = 0 [pid 1357] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1357] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1357] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1357] exit_group(0) = ? [pid 1357] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1359 ./strace-static-x86_64: Process 1359 attached [pid 1359] set_robust_list(0x5555880b8660, 24) = 0 [pid 1359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1359] setpgid(0, 0) = 0 [pid 1359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1359] write(3, "1000", 4) = 4 [pid 1359] close(3) = 0 [pid 1359] write(1, "executing program\n", 18) = 18 [pid 1359] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1359] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1359] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1359] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1359] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1359] eventfd(0) = 4 [pid 1359] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1359] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1359] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1359] memfd_create("syzkaller", 0) = 5 [pid 1359] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1359] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1359] munmap(0x7f319b54f000, 138412032) = 0 [pid 1359] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1359] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1359] ioctl(6, LOOP_CLR_FD) = 0 [pid 1359] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1359] close(6) = 0 [pid 1359] close(5) = 0 [pid 1359] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1359] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1359] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1359] exit_group(0) = ? [pid 1359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1361 ./strace-static-x86_64: Process 1361 attached [pid 1361] set_robust_list(0x5555880b8660, 24) = 0 [pid 1361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1361] setpgid(0, 0) = 0 executing program [pid 1361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1361] write(3, "1000", 4) = 4 [pid 1361] close(3) = 0 [pid 1361] write(1, "executing program\n", 18) = 18 [pid 1361] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1361] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1361] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1361] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1361] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1361] eventfd(0) = 4 [pid 1361] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1361] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1361] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1361] memfd_create("syzkaller", 0) = 5 [pid 1361] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1361] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1361] munmap(0x7f319b54f000, 138412032) = 0 [pid 1361] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1361] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1361] ioctl(6, LOOP_CLR_FD) = 0 [pid 1361] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1361] close(6) = 0 [pid 1361] close(5) = 0 [pid 1361] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1361] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1361] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1361] exit_group(0) = ? [pid 1361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1361, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1363 ./strace-static-x86_64: Process 1363 attached [pid 1363] set_robust_list(0x5555880b8660, 24) = 0 [pid 1363] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1363] setpgid(0, 0) = 0 [pid 1363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1363] write(3, "1000", 4) = 4 [pid 1363] close(3) = 0 [pid 1363] write(1, "executing program\n", 18) = 18 [pid 1363] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1363] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1363] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1363] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1363] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1363] eventfd(0) = 4 [pid 1363] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1363] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1363] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1363] memfd_create("syzkaller", 0) = 5 [pid 1363] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1363] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1363] munmap(0x7f319b54f000, 138412032) = 0 [pid 1363] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1363] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1363] ioctl(6, LOOP_CLR_FD) = 0 [pid 1363] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1363] close(6) = 0 [pid 1363] close(5) = 0 [pid 1363] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1363] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1363] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1363] exit_group(0) = ? [pid 1363] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1363, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1365 ./strace-static-x86_64: Process 1365 attached [pid 1365] set_robust_list(0x5555880b8660, 24) = 0 [pid 1365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1365] setpgid(0, 0) = 0 [pid 1365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1365] write(3, "1000", 4) = 4 [pid 1365] close(3) = 0 [pid 1365] write(1, "executing program\n", 18) = 18 [pid 1365] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1365] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1365] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1365] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1365] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1365] eventfd(0) = 4 [pid 1365] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1365] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1365] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1365] memfd_create("syzkaller", 0) = 5 [pid 1365] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1365] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1365] munmap(0x7f319b54f000, 138412032) = 0 [pid 1365] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1365] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1365] ioctl(6, LOOP_CLR_FD) = 0 [pid 1365] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1365] close(6) = 0 [pid 1365] close(5) = 0 [pid 1365] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1365] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1365] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1365] exit_group(0) = ? [pid 1365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1367 ./strace-static-x86_64: Process 1367 attached executing program [pid 1367] set_robust_list(0x5555880b8660, 24) = 0 [pid 1367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1367] setpgid(0, 0) = 0 [pid 1367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1367] write(3, "1000", 4) = 4 [pid 1367] close(3) = 0 [pid 1367] write(1, "executing program\n", 18) = 18 [pid 1367] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1367] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1367] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1367] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1367] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1367] eventfd(0) = 4 [pid 1367] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1367] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1367] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1367] memfd_create("syzkaller", 0) = 5 [pid 1367] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1367] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1367] munmap(0x7f319b54f000, 138412032) = 0 [pid 1367] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1367] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1367] ioctl(6, LOOP_CLR_FD) = 0 [pid 1367] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1367] close(6) = 0 [pid 1367] close(5) = 0 [pid 1367] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1367] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1367] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1367] exit_group(0) = ? [pid 1367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1369 ./strace-static-x86_64: Process 1369 attached [pid 1369] set_robust_list(0x5555880b8660, 24) = 0 [pid 1369] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1369] setpgid(0, 0) = 0 [pid 1369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1369] write(3, "1000", 4) = 4 [pid 1369] close(3) = 0 [pid 1369] write(1, "executing program\n", 18) = 18 [pid 1369] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1369] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1369] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1369] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1369] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1369] eventfd(0) = 4 [pid 1369] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1369] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1369] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1369] memfd_create("syzkaller", 0) = 5 [pid 1369] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1369] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1369] munmap(0x7f319b54f000, 138412032) = 0 [pid 1369] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1369] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1369] ioctl(6, LOOP_CLR_FD) = 0 [pid 1369] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1369] close(6) = 0 [pid 1369] close(5) = 0 [pid 1369] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1369] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1369] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1369] exit_group(0) = ? [pid 1369] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1369, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1371 ./strace-static-x86_64: Process 1371 attached [pid 1371] set_robust_list(0x5555880b8660, 24) = 0 [pid 1371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1371] setpgid(0, 0) = 0 [pid 1371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1371] write(3, "1000", 4) = 4 [pid 1371] close(3) = 0 [pid 1371] write(1, "executing program\n", 18executing program ) = 18 [pid 1371] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1371] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1371] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1371] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1371] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1371] eventfd(0) = 4 [pid 1371] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1371] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1371] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1371] memfd_create("syzkaller", 0) = 5 [pid 1371] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1371] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1371] munmap(0x7f319b54f000, 138412032) = 0 [pid 1371] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1371] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1371] ioctl(6, LOOP_CLR_FD) = 0 [pid 1371] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1371] close(6) = 0 [pid 1371] close(5) = 0 [pid 1371] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1371] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1371] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1371] exit_group(0) = ? [pid 1371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1373 ./strace-static-x86_64: Process 1373 attached [pid 1373] set_robust_list(0x5555880b8660, 24) = 0 [pid 1373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1373] setpgid(0, 0) = 0 [pid 1373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1373] write(3, "1000", 4) = 4 [pid 1373] close(3) = 0 [pid 1373] write(1, "executing program\n", 18executing program ) = 18 [pid 1373] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1373] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1373] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1373] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1373] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1373] eventfd(0) = 4 [pid 1373] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1373] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1373] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1373] memfd_create("syzkaller", 0) = 5 [pid 1373] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1373] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1373] munmap(0x7f319b54f000, 138412032) = 0 [pid 1373] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1373] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1373] ioctl(6, LOOP_CLR_FD) = 0 [pid 1373] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1373] close(6) = 0 [pid 1373] close(5) = 0 [pid 1373] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1373] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1373] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1373] exit_group(0) = ? [pid 1373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1373, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1375 attached , child_tidptr=0x5555880b8650) = 1375 [pid 1375] set_robust_list(0x5555880b8660, 24) = 0 [pid 1375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1375] setpgid(0, 0) = 0 [pid 1375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1375] write(3, "1000", 4) = 4 [pid 1375] close(3) = 0 [pid 1375] write(1, "executing program\n", 18executing program ) = 18 [pid 1375] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1375] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1375] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1375] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1375] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1375] eventfd(0) = 4 [pid 1375] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1375] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1375] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1375] memfd_create("syzkaller", 0) = 5 [pid 1375] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1375] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1375] munmap(0x7f319b54f000, 138412032) = 0 [pid 1375] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1375] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1375] ioctl(6, LOOP_CLR_FD) = 0 [pid 1375] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1375] close(6) = 0 [pid 1375] close(5) = 0 [pid 1375] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1375] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1375] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1375] exit_group(0) = ? [pid 1375] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1377 attached , child_tidptr=0x5555880b8650) = 1377 [pid 1377] set_robust_list(0x5555880b8660, 24) = 0 [pid 1377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1377] setpgid(0, 0) = 0 [pid 1377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1377] write(3, "1000", 4) = 4 [pid 1377] close(3) = 0 executing program [pid 1377] write(1, "executing program\n", 18) = 18 [pid 1377] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1377] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1377] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1377] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1377] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1377] eventfd(0) = 4 [pid 1377] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1377] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1377] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1377] memfd_create("syzkaller", 0) = 5 [pid 1377] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1377] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1377] munmap(0x7f319b54f000, 138412032) = 0 [pid 1377] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1377] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1377] ioctl(6, LOOP_CLR_FD) = 0 [pid 1377] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1377] close(6) = 0 [pid 1377] close(5) = 0 [pid 1377] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1377] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1377] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1377] exit_group(0) = ? [pid 1377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1379 attached [pid 1379] set_robust_list(0x5555880b8660, 24) = 0 [pid 1379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1379] setpgid(0, 0) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 1379 [pid 1379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1379] write(3, "1000", 4) = 4 executing program [pid 1379] close(3) = 0 [pid 1379] write(1, "executing program\n", 18) = 18 [pid 1379] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1379] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1379] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1379] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1379] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1379] eventfd(0) = 4 [pid 1379] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1379] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1379] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1379] memfd_create("syzkaller", 0) = 5 [pid 1379] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1379] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1379] munmap(0x7f319b54f000, 138412032) = 0 [pid 1379] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1379] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1379] ioctl(6, LOOP_CLR_FD) = 0 [pid 1379] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1379] close(6) = 0 [pid 1379] close(5) = 0 [pid 1379] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1379] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1379] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1379] exit_group(0) = ? [pid 1379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1379, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1381 ./strace-static-x86_64: Process 1381 attached [pid 1381] set_robust_list(0x5555880b8660, 24) = 0 [pid 1381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1381] setpgid(0, 0) = 0 [pid 1381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1381] write(3, "1000", 4) = 4 [pid 1381] close(3) = 0 [pid 1381] write(1, "executing program\n", 18executing program ) = 18 [pid 1381] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1381] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1381] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1381] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1381] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1381] eventfd(0) = 4 [pid 1381] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1381] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1381] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1381] memfd_create("syzkaller", 0) = 5 [pid 1381] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1381] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1381] munmap(0x7f319b54f000, 138412032) = 0 [pid 1381] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1381] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1381] ioctl(6, LOOP_CLR_FD) = 0 [pid 1381] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1381] close(6) = 0 [pid 1381] close(5) = 0 [pid 1381] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1381] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1381] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1381] exit_group(0) = ? [pid 1381] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1383 ./strace-static-x86_64: Process 1383 attached [pid 1383] set_robust_list(0x5555880b8660, 24) = 0 [pid 1383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1383] setpgid(0, 0) = 0 [pid 1383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1383] write(3, "1000", 4) = 4 [pid 1383] close(3) = 0 [pid 1383] write(1, "executing program\n", 18) = 18 [pid 1383] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1383] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1383] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1383] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1383] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1383] eventfd(0) = 4 [pid 1383] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1383] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1383] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1383] memfd_create("syzkaller", 0) = 5 [pid 1383] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1383] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1383] munmap(0x7f319b54f000, 138412032) = 0 [pid 1383] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1383] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1383] ioctl(6, LOOP_CLR_FD) = 0 [pid 1383] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1383] close(6) = 0 [pid 1383] close(5) = 0 [pid 1383] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1383] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1383] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1383] exit_group(0) = ? [pid 1383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1385 ./strace-static-x86_64: Process 1385 attached [pid 1385] set_robust_list(0x5555880b8660, 24) = 0 [pid 1385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1385] setpgid(0, 0) = 0 [pid 1385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1385] write(3, "1000", 4) = 4 [pid 1385] close(3) = 0 [pid 1385] write(1, "executing program\n", 18) = 18 [pid 1385] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1385] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1385] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1385] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1385] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1385] eventfd(0) = 4 [pid 1385] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1385] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1385] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1385] memfd_create("syzkaller", 0) = 5 [pid 1385] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1385] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1385] munmap(0x7f319b54f000, 138412032) = 0 [pid 1385] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1385] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1385] ioctl(6, LOOP_CLR_FD) = 0 [pid 1385] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1385] close(6) = 0 [pid 1385] close(5) = 0 [pid 1385] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1385] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1385] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1385] exit_group(0) = ? [pid 1385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1387 ./strace-static-x86_64: Process 1387 attached [pid 1387] set_robust_list(0x5555880b8660, 24) = 0 [pid 1387] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1387] setpgid(0, 0) = 0 [pid 1387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1387] write(3, "1000", 4) = 4 [pid 1387] close(3) = 0 [pid 1387] write(1, "executing program\n", 18executing program ) = 18 [pid 1387] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1387] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1387] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1387] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1387] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1387] eventfd(0) = 4 [pid 1387] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1387] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1387] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1387] memfd_create("syzkaller", 0) = 5 [pid 1387] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1387] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1387] munmap(0x7f319b54f000, 138412032) = 0 [pid 1387] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1387] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1387] ioctl(6, LOOP_CLR_FD) = 0 [pid 1387] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1387] close(6) = 0 [pid 1387] close(5) = 0 [pid 1387] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1387] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1387] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1387] exit_group(0) = ? [pid 1387] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1389 ./strace-static-x86_64: Process 1389 attached [pid 1389] set_robust_list(0x5555880b8660, 24) = 0 [pid 1389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1389] setpgid(0, 0) = 0 [pid 1389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1389] write(3, "1000", 4) = 4 [pid 1389] close(3) = 0 [pid 1389] write(1, "executing program\n", 18) = 18 [pid 1389] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1389] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1389] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1389] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1389] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1389] eventfd(0) = 4 [pid 1389] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1389] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1389] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1389] memfd_create("syzkaller", 0) = 5 [pid 1389] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1389] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1389] munmap(0x7f319b54f000, 138412032) = 0 [pid 1389] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1389] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1389] ioctl(6, LOOP_CLR_FD) = 0 [pid 1389] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1389] close(6) = 0 [pid 1389] close(5) = 0 [pid 1389] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1389] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1389] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1389] exit_group(0) = ? [pid 1389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1391 ./strace-static-x86_64: Process 1391 attached [pid 1391] set_robust_list(0x5555880b8660, 24) = 0 [pid 1391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1391] setpgid(0, 0) = 0 [pid 1391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1391] write(3, "1000", 4) = 4 [pid 1391] close(3) = 0 [pid 1391] write(1, "executing program\n", 18) = 18 [pid 1391] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1391] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1391] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1391] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1391] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1391] eventfd(0) = 4 [pid 1391] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1391] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1391] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1391] memfd_create("syzkaller", 0) = 5 [pid 1391] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1391] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1391] munmap(0x7f319b54f000, 138412032) = 0 [pid 1391] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1391] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1391] ioctl(6, LOOP_CLR_FD) = 0 [pid 1391] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1391] close(6) = 0 [pid 1391] close(5) = 0 [pid 1391] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1391] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1391] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1391] exit_group(0) = ? [pid 1391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1393 ./strace-static-x86_64: Process 1393 attached [pid 1393] set_robust_list(0x5555880b8660, 24) = 0 [pid 1393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1393] setpgid(0, 0) = 0 [pid 1393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1393] write(3, "1000", 4) = 4 [pid 1393] close(3) = 0 [pid 1393] write(1, "executing program\n", 18) = 18 [pid 1393] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1393] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1393] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1393] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1393] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1393] eventfd(0) = 4 [pid 1393] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1393] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1393] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1393] memfd_create("syzkaller", 0) = 5 [pid 1393] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1393] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1393] munmap(0x7f319b54f000, 138412032) = 0 [pid 1393] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1393] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1393] ioctl(6, LOOP_CLR_FD) = 0 [pid 1393] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1393] close(6) = 0 [pid 1393] close(5) = 0 [pid 1393] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1393] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1393] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1393] exit_group(0) = ? [pid 1393] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1393, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1395 ./strace-static-x86_64: Process 1395 attached [pid 1395] set_robust_list(0x5555880b8660, 24) = 0 [pid 1395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1395] setpgid(0, 0) = 0 [pid 1395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1395] write(3, "1000", 4) = 4 [pid 1395] close(3) = 0 [pid 1395] write(1, "executing program\n", 18) = 18 [pid 1395] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1395] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1395] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1395] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1395] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1395] eventfd(0) = 4 [pid 1395] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1395] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1395] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1395] memfd_create("syzkaller", 0) = 5 [pid 1395] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1395] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1395] munmap(0x7f319b54f000, 138412032) = 0 [pid 1395] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1395] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1395] ioctl(6, LOOP_CLR_FD) = 0 [pid 1395] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1395] close(6) = 0 [pid 1395] close(5) = 0 [pid 1395] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1395] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1395] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1395] exit_group(0) = ? [pid 1395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1397 ./strace-static-x86_64: Process 1397 attached [pid 1397] set_robust_list(0x5555880b8660, 24) = 0 [pid 1397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1397] setpgid(0, 0) = 0 [pid 1397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1397] write(3, "1000", 4) = 4 [pid 1397] close(3) = 0 [pid 1397] write(1, "executing program\n", 18) = 18 [pid 1397] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1397] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1397] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1397] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1397] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1397] eventfd(0) = 4 [pid 1397] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1397] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1397] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1397] memfd_create("syzkaller", 0) = 5 [pid 1397] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1397] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1397] munmap(0x7f319b54f000, 138412032) = 0 [pid 1397] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1397] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1397] ioctl(6, LOOP_CLR_FD) = 0 [pid 1397] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1397] close(6) = 0 [pid 1397] close(5) = 0 [pid 1397] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1397] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1397] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1397] exit_group(0) = ? [pid 1397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1397, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1399 ./strace-static-x86_64: Process 1399 attached [pid 1399] set_robust_list(0x5555880b8660, 24) = 0 [pid 1399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1399] setpgid(0, 0) = 0 [pid 1399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1399] write(3, "1000", 4) = 4 [pid 1399] close(3) = 0 [pid 1399] write(1, "executing program\n", 18) = 18 [pid 1399] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1399] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1399] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1399] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1399] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1399] eventfd(0) = 4 [pid 1399] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1399] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1399] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1399] memfd_create("syzkaller", 0) = 5 [pid 1399] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1399] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1399] munmap(0x7f319b54f000, 138412032) = 0 [pid 1399] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1399] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1399] ioctl(6, LOOP_CLR_FD) = 0 [pid 1399] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1399] close(6) = 0 [pid 1399] close(5) = 0 [pid 1399] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1399] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1399] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1399] exit_group(0) = ? [pid 1399] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1399, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1401 ./strace-static-x86_64: Process 1401 attached [pid 1401] set_robust_list(0x5555880b8660, 24) = 0 [pid 1401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1401] setpgid(0, 0) = 0 [pid 1401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1401] write(3, "1000", 4) = 4 [pid 1401] close(3) = 0 [pid 1401] write(1, "executing program\n", 18) = 18 [pid 1401] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1401] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1401] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1401] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1401] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1401] eventfd(0) = 4 [pid 1401] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1401] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1401] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1401] memfd_create("syzkaller", 0) = 5 [pid 1401] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1401] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1401] munmap(0x7f319b54f000, 138412032) = 0 [pid 1401] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1401] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1401] ioctl(6, LOOP_CLR_FD) = 0 [pid 1401] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1401] close(6) = 0 [pid 1401] close(5) = 0 [pid 1401] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1401] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1401] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1401] exit_group(0) = ? [pid 1401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1401, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1403 ./strace-static-x86_64: Process 1403 attached [pid 1403] set_robust_list(0x5555880b8660, 24) = 0 [pid 1403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1403] setpgid(0, 0) = 0 [pid 1403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1403] write(3, "1000", 4) = 4 [pid 1403] close(3) = 0 [pid 1403] write(1, "executing program\n", 18) = 18 [pid 1403] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1403] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1403] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1403] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1403] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1403] eventfd(0) = 4 [pid 1403] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1403] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1403] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1403] memfd_create("syzkaller", 0) = 5 [pid 1403] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1403] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1403] munmap(0x7f319b54f000, 138412032) = 0 [pid 1403] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1403] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1403] ioctl(6, LOOP_CLR_FD) = 0 [pid 1403] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1403] close(6) = 0 [pid 1403] close(5) = 0 [pid 1403] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1403] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1403] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1403] exit_group(0) = ? [pid 1403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1405 ./strace-static-x86_64: Process 1405 attached [pid 1405] set_robust_list(0x5555880b8660, 24) = 0 [pid 1405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1405] setpgid(0, 0) = 0 [pid 1405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1405] write(3, "1000", 4) = 4 [pid 1405] close(3) = 0 [pid 1405] write(1, "executing program\n", 18) = 18 [pid 1405] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1405] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1405] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1405] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1405] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1405] eventfd(0) = 4 [pid 1405] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1405] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1405] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1405] memfd_create("syzkaller", 0) = 5 [pid 1405] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1405] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1405] munmap(0x7f319b54f000, 138412032) = 0 [pid 1405] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1405] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1405] ioctl(6, LOOP_CLR_FD) = 0 [pid 1405] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1405] close(6) = 0 [pid 1405] close(5) = 0 [pid 1405] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1405] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1405] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1405] exit_group(0) = ? [pid 1405] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1405, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1407 ./strace-static-x86_64: Process 1407 attached [pid 1407] set_robust_list(0x5555880b8660, 24) = 0 [pid 1407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1407] setpgid(0, 0) = 0 [pid 1407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1407] write(3, "1000", 4) = 4 [pid 1407] close(3) = 0 [pid 1407] write(1, "executing program\n", 18) = 18 [pid 1407] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1407] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1407] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1407] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1407] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1407] eventfd(0) = 4 [pid 1407] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1407] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1407] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1407] memfd_create("syzkaller", 0) = 5 [pid 1407] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1407] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1407] munmap(0x7f319b54f000, 138412032) = 0 [pid 1407] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1407] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1407] ioctl(6, LOOP_CLR_FD) = 0 [pid 1407] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1407] close(6) = 0 [pid 1407] close(5) = 0 [pid 1407] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1407] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1407] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1407] exit_group(0) = ? [pid 1407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1409 ./strace-static-x86_64: Process 1409 attached [pid 1409] set_robust_list(0x5555880b8660, 24) = 0 [pid 1409] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1409] setpgid(0, 0) = 0 [pid 1409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1409] write(3, "1000", 4) = 4 [pid 1409] close(3) = 0 [pid 1409] write(1, "executing program\n", 18executing program ) = 18 [pid 1409] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1409] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1409] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1409] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1409] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1409] eventfd(0) = 4 [pid 1409] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1409] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1409] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1409] memfd_create("syzkaller", 0) = 5 [pid 1409] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1409] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1409] munmap(0x7f319b54f000, 138412032) = 0 [pid 1409] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1409] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1409] ioctl(6, LOOP_CLR_FD) = 0 [pid 1409] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1409] close(6) = 0 [pid 1409] close(5) = 0 [pid 1409] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1409] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1409] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1409] exit_group(0) = ? [pid 1409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1412 ./strace-static-x86_64: Process 1412 attached [pid 1412] set_robust_list(0x5555880b8660, 24) = 0 [pid 1412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1412] setpgid(0, 0) = 0 [pid 1412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1412] write(3, "1000", 4) = 4 [pid 1412] close(3) = 0 [pid 1412] write(1, "executing program\n", 18) = 18 [pid 1412] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1412] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1412] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1412] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1412] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1412] eventfd(0) = 4 [pid 1412] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1412] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1412] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1412] memfd_create("syzkaller", 0) = 5 [pid 1412] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1412] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1412] munmap(0x7f319b54f000, 138412032) = 0 [pid 1412] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1412] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1412] ioctl(6, LOOP_CLR_FD) = 0 [pid 1412] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1412] close(6) = 0 [pid 1412] close(5) = 0 [pid 1412] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1412] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1412] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1412] exit_group(0) = ? [pid 1412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1414 ./strace-static-x86_64: Process 1414 attached [pid 1414] set_robust_list(0x5555880b8660, 24) = 0 [pid 1414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1414] setpgid(0, 0) = 0 [pid 1414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1414] write(3, "1000", 4) = 4 [pid 1414] close(3) = 0 [pid 1414] write(1, "executing program\n", 18) = 18 [pid 1414] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1414] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1414] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1414] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1414] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1414] eventfd(0) = 4 [pid 1414] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1414] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1414] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1414] memfd_create("syzkaller", 0) = 5 [pid 1414] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1414] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1414] munmap(0x7f319b54f000, 138412032) = 0 [pid 1414] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1414] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1414] ioctl(6, LOOP_CLR_FD) = 0 [pid 1414] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1414] close(6) = 0 [pid 1414] close(5) = 0 [pid 1414] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1414] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1414] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1414] exit_group(0) = ? [pid 1414] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1414, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1416 ./strace-static-x86_64: Process 1416 attached [pid 1416] set_robust_list(0x5555880b8660, 24) = 0 [pid 1416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1416] setpgid(0, 0) = 0 [pid 1416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1416] write(3, "1000", 4) = 4 [pid 1416] close(3) = 0 [pid 1416] write(1, "executing program\n", 18executing program ) = 18 [pid 1416] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1416] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1416] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1416] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1416] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1416] eventfd(0) = 4 [pid 1416] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1416] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1416] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1416] memfd_create("syzkaller", 0) = 5 [pid 1416] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1416] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1416] munmap(0x7f319b54f000, 138412032) = 0 [pid 1416] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1416] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1416] ioctl(6, LOOP_CLR_FD) = 0 [pid 1416] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1416] close(6) = 0 [pid 1416] close(5) = 0 [pid 1416] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1416] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1416] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1416] exit_group(0) = ? [pid 1416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1418 ./strace-static-x86_64: Process 1418 attached [pid 1418] set_robust_list(0x5555880b8660, 24) = 0 [pid 1418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1418] setpgid(0, 0) = 0 [pid 1418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1418] write(3, "1000", 4) = 4 [pid 1418] close(3) = 0 [pid 1418] write(1, "executing program\n", 18executing program ) = 18 [pid 1418] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1418] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1418] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1418] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1418] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1418] eventfd(0) = 4 [pid 1418] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1418] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1418] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1418] memfd_create("syzkaller", 0) = 5 [pid 1418] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1418] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1418] munmap(0x7f319b54f000, 138412032) = 0 [pid 1418] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1418] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1418] ioctl(6, LOOP_CLR_FD) = 0 [pid 1418] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1418] close(6) = 0 [pid 1418] close(5) = 0 [pid 1418] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1418] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1418] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1418] exit_group(0) = ? [pid 1418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1420 ./strace-static-x86_64: Process 1420 attached [pid 1420] set_robust_list(0x5555880b8660, 24) = 0 [pid 1420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1420] setpgid(0, 0) = 0 [pid 1420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1420] write(3, "1000", 4) = 4 [pid 1420] close(3) = 0 [pid 1420] write(1, "executing program\n", 18) = 18 [pid 1420] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1420] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1420] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1420] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1420] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1420] eventfd(0) = 4 [pid 1420] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1420] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1420] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1420] memfd_create("syzkaller", 0) = 5 [pid 1420] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1420] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1420] munmap(0x7f319b54f000, 138412032) = 0 [pid 1420] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1420] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1420] ioctl(6, LOOP_CLR_FD) = 0 [pid 1420] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1420] close(6) = 0 [pid 1420] close(5) = 0 [pid 1420] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1420] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1420] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1420] exit_group(0) = ? [pid 1420] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1420, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1422 ./strace-static-x86_64: Process 1422 attached [pid 1422] set_robust_list(0x5555880b8660, 24) = 0 [pid 1422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1422] setpgid(0, 0) = 0 [pid 1422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1422] write(3, "1000", 4) = 4 [pid 1422] close(3) = 0 [pid 1422] write(1, "executing program\n", 18) = 18 [pid 1422] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1422] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1422] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1422] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1422] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1422] eventfd(0) = 4 [pid 1422] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1422] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1422] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1422] memfd_create("syzkaller", 0) = 5 [pid 1422] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1422] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1422] munmap(0x7f319b54f000, 138412032) = 0 [pid 1422] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1422] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1422] ioctl(6, LOOP_CLR_FD) = 0 [pid 1422] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1422] close(6) = 0 [pid 1422] close(5) = 0 [pid 1422] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1422] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1422] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1422] exit_group(0) = ? [pid 1422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1424 attached [pid 1424] set_robust_list(0x5555880b8660, 24 [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 1424 [pid 1424] <... set_robust_list resumed>) = 0 [pid 1424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1424] setpgid(0, 0) = 0 executing program [pid 1424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1424] write(3, "1000", 4) = 4 [pid 1424] close(3) = 0 [pid 1424] write(1, "executing program\n", 18) = 18 [pid 1424] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1424] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1424] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1424] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1424] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1424] eventfd(0) = 4 [pid 1424] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1424] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1424] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1424] memfd_create("syzkaller", 0) = 5 [pid 1424] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1424] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1424] munmap(0x7f319b54f000, 138412032) = 0 [pid 1424] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1424] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1424] ioctl(6, LOOP_CLR_FD) = 0 [pid 1424] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1424] close(6) = 0 [pid 1424] close(5) = 0 [pid 1424] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1424] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1424] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1424] exit_group(0) = ? [pid 1424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1426 ./strace-static-x86_64: Process 1426 attached [pid 1426] set_robust_list(0x5555880b8660, 24) = 0 [pid 1426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1426] setpgid(0, 0) = 0 [pid 1426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1426] write(3, "1000", 4) = 4 [pid 1426] close(3) = 0 [pid 1426] write(1, "executing program\n", 18) = 18 [pid 1426] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1426] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1426] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1426] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1426] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1426] eventfd(0) = 4 [pid 1426] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1426] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1426] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1426] memfd_create("syzkaller", 0) = 5 [pid 1426] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1426] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1426] munmap(0x7f319b54f000, 138412032) = 0 [pid 1426] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1426] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1426] ioctl(6, LOOP_CLR_FD) = 0 [pid 1426] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1426] close(6) = 0 [pid 1426] close(5) = 0 [pid 1426] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1426] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1426] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1426] exit_group(0) = ? [pid 1426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1426, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1428 ./strace-static-x86_64: Process 1428 attached [pid 1428] set_robust_list(0x5555880b8660, 24) = 0 [pid 1428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1428] setpgid(0, 0) = 0 [pid 1428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1428] write(3, "1000", 4) = 4 [pid 1428] close(3) = 0 [pid 1428] write(1, "executing program\n", 18) = 18 [pid 1428] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1428] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1428] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1428] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1428] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1428] eventfd(0) = 4 [pid 1428] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1428] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1428] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1428] memfd_create("syzkaller", 0) = 5 [pid 1428] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1428] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1428] munmap(0x7f319b54f000, 138412032) = 0 [pid 1428] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1428] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1428] ioctl(6, LOOP_CLR_FD) = 0 [pid 1428] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1428] close(6) = 0 [pid 1428] close(5) = 0 [pid 1428] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1428] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1428] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1428] exit_group(0) = ? [pid 1428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1430 ./strace-static-x86_64: Process 1430 attached [pid 1430] set_robust_list(0x5555880b8660, 24) = 0 [pid 1430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1430] setpgid(0, 0) = 0 [pid 1430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1430] write(3, "1000", 4) = 4 [pid 1430] close(3) = 0 [pid 1430] write(1, "executing program\n", 18) = 18 [pid 1430] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1430] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1430] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1430] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1430] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1430] eventfd(0) = 4 [pid 1430] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1430] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1430] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1430] memfd_create("syzkaller", 0) = 5 [pid 1430] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1430] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1430] munmap(0x7f319b54f000, 138412032) = 0 [pid 1430] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1430] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1430] ioctl(6, LOOP_CLR_FD) = 0 [pid 1430] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1430] close(6) = 0 [pid 1430] close(5) = 0 [pid 1430] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1430] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1430] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1430] exit_group(0) = ? [pid 1430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1432 ./strace-static-x86_64: Process 1432 attached [pid 1432] set_robust_list(0x5555880b8660, 24) = 0 [pid 1432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1432] setpgid(0, 0) = 0 executing program [pid 1432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1432] write(3, "1000", 4) = 4 [pid 1432] close(3) = 0 [pid 1432] write(1, "executing program\n", 18) = 18 [pid 1432] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1432] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1432] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1432] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1432] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1432] eventfd(0) = 4 [pid 1432] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1432] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1432] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1432] memfd_create("syzkaller", 0) = 5 [pid 1432] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1432] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1432] munmap(0x7f319b54f000, 138412032) = 0 [pid 1432] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1432] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1432] ioctl(6, LOOP_CLR_FD) = 0 [pid 1432] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1432] close(6) = 0 [pid 1432] close(5) = 0 [pid 1432] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1432] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1432] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1432] exit_group(0) = ? [pid 1432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1432, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1434 ./strace-static-x86_64: Process 1434 attached [pid 1434] set_robust_list(0x5555880b8660, 24) = 0 [pid 1434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1434] setpgid(0, 0) = 0 [pid 1434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 1434] write(3, "1000", 4) = 4 [pid 1434] close(3) = 0 [pid 1434] write(1, "executing program\n", 18) = 18 [pid 1434] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1434] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1434] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1434] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1434] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1434] eventfd(0) = 4 [pid 1434] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1434] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1434] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1434] memfd_create("syzkaller", 0) = 5 [pid 1434] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1434] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1434] munmap(0x7f319b54f000, 138412032) = 0 [pid 1434] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1434] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1434] ioctl(6, LOOP_CLR_FD) = 0 [pid 1434] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1434] close(6) = 0 [pid 1434] close(5) = 0 [pid 1434] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1434] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1434] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1434] exit_group(0) = ? [pid 1434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1436 ./strace-static-x86_64: Process 1436 attached [pid 1436] set_robust_list(0x5555880b8660, 24) = 0 [pid 1436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1436] setpgid(0, 0) = 0 executing program [pid 1436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1436] write(3, "1000", 4) = 4 [pid 1436] close(3) = 0 [pid 1436] write(1, "executing program\n", 18) = 18 [pid 1436] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1436] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1436] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1436] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1436] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1436] eventfd(0) = 4 [pid 1436] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1436] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1436] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1436] memfd_create("syzkaller", 0) = 5 [pid 1436] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1436] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1436] munmap(0x7f319b54f000, 138412032) = 0 [pid 1436] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1436] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1436] ioctl(6, LOOP_CLR_FD) = 0 [pid 1436] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1436] close(6) = 0 [pid 1436] close(5) = 0 [pid 1436] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1436] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1436] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1436] exit_group(0) = ? [pid 1436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1436, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1438 ./strace-static-x86_64: Process 1438 attached [pid 1438] set_robust_list(0x5555880b8660, 24) = 0 [pid 1438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1438] setpgid(0, 0) = 0 executing program [pid 1438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1438] write(3, "1000", 4) = 4 [pid 1438] close(3) = 0 [pid 1438] write(1, "executing program\n", 18) = 18 [pid 1438] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1438] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1438] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1438] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1438] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1438] eventfd(0) = 4 [pid 1438] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1438] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1438] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1438] memfd_create("syzkaller", 0) = 5 [pid 1438] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1438] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1438] munmap(0x7f319b54f000, 138412032) = 0 [pid 1438] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1438] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1438] ioctl(6, LOOP_CLR_FD) = 0 [pid 1438] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1438] close(6) = 0 [pid 1438] close(5) = 0 [pid 1438] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1438] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1438] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1438] exit_group(0) = ? [pid 1438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1438, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1440 ./strace-static-x86_64: Process 1440 attached [pid 1440] set_robust_list(0x5555880b8660, 24) = 0 [pid 1440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1440] setpgid(0, 0) = 0 executing program [pid 1440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1440] write(3, "1000", 4) = 4 [pid 1440] close(3) = 0 [pid 1440] write(1, "executing program\n", 18) = 18 [pid 1440] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1440] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1440] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1440] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1440] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1440] eventfd(0) = 4 [pid 1440] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1440] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1440] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1440] memfd_create("syzkaller", 0) = 5 [pid 1440] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1440] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1440] munmap(0x7f319b54f000, 138412032) = 0 [pid 1440] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1440] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1440] ioctl(6, LOOP_CLR_FD) = 0 [pid 1440] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1440] close(6) = 0 [pid 1440] close(5) = 0 [pid 1440] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1440] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1440] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1440] exit_group(0) = ? [pid 1440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1442 ./strace-static-x86_64: Process 1442 attached [pid 1442] set_robust_list(0x5555880b8660, 24) = 0 [pid 1442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1442] setpgid(0, 0) = 0 [pid 1442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1442] write(3, "1000", 4) = 4 [pid 1442] close(3) = 0 [pid 1442] write(1, "executing program\n", 18executing program ) = 18 [pid 1442] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1442] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1442] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1442] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1442] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1442] eventfd(0) = 4 [pid 1442] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1442] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1442] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1442] memfd_create("syzkaller", 0) = 5 [pid 1442] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1442] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1442] munmap(0x7f319b54f000, 138412032) = 0 [pid 1442] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1442] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1442] ioctl(6, LOOP_CLR_FD) = 0 [pid 1442] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1442] close(6) = 0 [pid 1442] close(5) = 0 [pid 1442] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1442] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1442] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1442] exit_group(0) = ? [pid 1442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1444 ./strace-static-x86_64: Process 1444 attached [pid 1444] set_robust_list(0x5555880b8660, 24) = 0 [pid 1444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1444] setpgid(0, 0) = 0 [pid 1444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1444] write(3, "1000", 4) = 4 [pid 1444] close(3) = 0 [pid 1444] write(1, "executing program\n", 18) = 18 [pid 1444] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1444] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1444] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1444] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1444] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1444] eventfd(0) = 4 [pid 1444] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1444] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1444] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1444] memfd_create("syzkaller", 0) = 5 [pid 1444] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1444] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1444] munmap(0x7f319b54f000, 138412032) = 0 [pid 1444] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1444] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1444] ioctl(6, LOOP_CLR_FD) = 0 [pid 1444] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1444] close(6) = 0 [pid 1444] close(5) = 0 [pid 1444] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1444] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1444] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1444] exit_group(0) = ? [pid 1444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1446 ./strace-static-x86_64: Process 1446 attached [pid 1446] set_robust_list(0x5555880b8660, 24) = 0 [pid 1446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1446] setpgid(0, 0) = 0 [pid 1446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1446] write(3, "1000", 4) = 4 [pid 1446] close(3) = 0 [pid 1446] write(1, "executing program\n", 18) = 18 [pid 1446] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1446] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1446] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1446] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1446] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1446] eventfd(0) = 4 [pid 1446] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1446] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1446] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1446] memfd_create("syzkaller", 0) = 5 [pid 1446] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1446] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1446] munmap(0x7f319b54f000, 138412032) = 0 [pid 1446] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1446] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1446] ioctl(6, LOOP_CLR_FD) = 0 [pid 1446] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1446] close(6) = 0 [pid 1446] close(5) = 0 [pid 1446] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1446] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1446] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1446] exit_group(0) = ? [pid 1446] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1446, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1448 ./strace-static-x86_64: Process 1448 attached [pid 1448] set_robust_list(0x5555880b8660, 24) = 0 [pid 1448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 executing program [pid 1448] setpgid(0, 0) = 0 [pid 1448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1448] write(3, "1000", 4) = 4 [pid 1448] close(3) = 0 [pid 1448] write(1, "executing program\n", 18) = 18 [pid 1448] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1448] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1448] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1448] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1448] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1448] eventfd(0) = 4 [pid 1448] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1448] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1448] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1448] memfd_create("syzkaller", 0) = 5 [pid 1448] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1448] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1448] munmap(0x7f319b54f000, 138412032) = 0 [pid 1448] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1448] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1448] ioctl(6, LOOP_CLR_FD) = 0 [pid 1448] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1448] close(6) = 0 [pid 1448] close(5) = 0 [pid 1448] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1448] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1448] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1448] exit_group(0) = ? [pid 1448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1448, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1450 ./strace-static-x86_64: Process 1450 attached [pid 1450] set_robust_list(0x5555880b8660, 24) = 0 [pid 1450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1450] setpgid(0, 0) = 0 [pid 1450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1450] write(3, "1000", 4) = 4 [pid 1450] close(3executing program ) = 0 [pid 1450] write(1, "executing program\n", 18) = 18 [pid 1450] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1450] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1450] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1450] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1450] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1450] eventfd(0) = 4 [pid 1450] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1450] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1450] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1450] memfd_create("syzkaller", 0) = 5 [pid 1450] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1450] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1450] munmap(0x7f319b54f000, 138412032) = 0 [pid 1450] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1450] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1450] ioctl(6, LOOP_CLR_FD) = 0 [pid 1450] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1450] close(6) = 0 [pid 1450] close(5) = 0 [pid 1450] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1450] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1450] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1450] exit_group(0) = ? [pid 1450] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1452 ./strace-static-x86_64: Process 1452 attached [pid 1452] set_robust_list(0x5555880b8660, 24) = 0 [pid 1452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1452] setpgid(0, 0) = 0 [pid 1452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1452] write(3, "1000", 4) = 4 [pid 1452] close(3) = 0 [pid 1452] write(1, "executing program\n", 18) = 18 [pid 1452] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1452] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1452] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1452] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1452] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1452] eventfd(0) = 4 [pid 1452] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1452] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1452] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1452] memfd_create("syzkaller", 0) = 5 [pid 1452] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1452] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1452] munmap(0x7f319b54f000, 138412032) = 0 [pid 1452] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1452] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1452] ioctl(6, LOOP_CLR_FD) = 0 [pid 1452] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1452] close(6) = 0 [pid 1452] close(5) = 0 [pid 1452] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1452] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1452] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1452] exit_group(0) = ? [pid 1452] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1452, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1454 ./strace-static-x86_64: Process 1454 attached [pid 1454] set_robust_list(0x5555880b8660, 24) = 0 [pid 1454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1454] setpgid(0, 0) = 0 [pid 1454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1454] write(3, "1000", 4) = 4 [pid 1454] close(3) = 0 [pid 1454] write(1, "executing program\n", 18) = 18 [pid 1454] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1454] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1454] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1454] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1454] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1454] eventfd(0) = 4 [pid 1454] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1454] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1454] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1454] memfd_create("syzkaller", 0) = 5 [pid 1454] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1454] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1454] munmap(0x7f319b54f000, 138412032) = 0 [pid 1454] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1454] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1454] ioctl(6, LOOP_CLR_FD) = 0 [pid 1454] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1454] close(6) = 0 [pid 1454] close(5) = 0 [pid 1454] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1454] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1454] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1454] exit_group(0) = ? [pid 1454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1456 ./strace-static-x86_64: Process 1456 attached [pid 1456] set_robust_list(0x5555880b8660, 24) = 0 [pid 1456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1456] setpgid(0, 0) = 0 executing program [pid 1456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1456] write(3, "1000", 4) = 4 [pid 1456] close(3) = 0 [pid 1456] write(1, "executing program\n", 18) = 18 [pid 1456] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1456] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1456] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1456] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1456] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1456] eventfd(0) = 4 [pid 1456] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1456] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1456] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1456] memfd_create("syzkaller", 0) = 5 [pid 1456] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1456] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1456] munmap(0x7f319b54f000, 138412032) = 0 [pid 1456] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1456] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1456] ioctl(6, LOOP_CLR_FD) = 0 [pid 1456] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1456] close(6) = 0 [pid 1456] close(5) = 0 [pid 1456] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1456] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1456] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1456] exit_group(0) = ? [pid 1456] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1458 ./strace-static-x86_64: Process 1458 attached [pid 1458] set_robust_list(0x5555880b8660, 24) = 0 [pid 1458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1458] setpgid(0, 0) = 0 executing program [pid 1458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1458] write(3, "1000", 4) = 4 [pid 1458] close(3) = 0 [pid 1458] write(1, "executing program\n", 18) = 18 [pid 1458] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1458] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1458] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1458] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1458] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1458] eventfd(0) = 4 [pid 1458] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1458] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1458] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1458] memfd_create("syzkaller", 0) = 5 [pid 1458] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1458] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1458] munmap(0x7f319b54f000, 138412032) = 0 [pid 1458] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1458] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1458] ioctl(6, LOOP_CLR_FD) = 0 [pid 1458] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1458] close(6) = 0 [pid 1458] close(5) = 0 [pid 1458] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1458] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1458] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1458] exit_group(0) = ? [pid 1458] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1458, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1460 ./strace-static-x86_64: Process 1460 attached [pid 1460] set_robust_list(0x5555880b8660, 24) = 0 [pid 1460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1460] setpgid(0, 0) = 0 [pid 1460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1460] write(3, "1000", 4) = 4 [pid 1460] close(3) = 0 [pid 1460] write(1, "executing program\n", 18) = 18 [pid 1460] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1460] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1460] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1460] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1460] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1460] eventfd(0) = 4 [pid 1460] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1460] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1460] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1460] memfd_create("syzkaller", 0) = 5 [pid 1460] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1460] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1460] munmap(0x7f319b54f000, 138412032) = 0 [pid 1460] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1460] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1460] ioctl(6, LOOP_CLR_FD) = 0 [pid 1460] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1460] close(6) = 0 [pid 1460] close(5) = 0 [pid 1460] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1460] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1460] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1460] exit_group(0) = ? [pid 1460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1462 ./strace-static-x86_64: Process 1462 attached [pid 1462] set_robust_list(0x5555880b8660, 24) = 0 [pid 1462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1462] setpgid(0, 0) = 0 [pid 1462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1462] write(3, "1000", 4) = 4 [pid 1462] close(3) = 0 [pid 1462] write(1, "executing program\n", 18) = 18 [pid 1462] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1462] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1462] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1462] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1462] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1462] eventfd(0) = 4 [pid 1462] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1462] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1462] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1462] memfd_create("syzkaller", 0) = 5 [pid 1462] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1462] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1462] munmap(0x7f319b54f000, 138412032) = 0 [pid 1462] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1462] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1462] ioctl(6, LOOP_CLR_FD) = 0 [pid 1462] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1462] close(6) = 0 [pid 1462] close(5) = 0 [pid 1462] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1462] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1462] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1462] exit_group(0) = ? [pid 1462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1464 ./strace-static-x86_64: Process 1464 attached [pid 1464] set_robust_list(0x5555880b8660, 24) = 0 [pid 1464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1464] setpgid(0, 0) = 0 [pid 1464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1464] write(3, "1000", 4) = 4 [pid 1464] close(3) = 0 [pid 1464] write(1, "executing program\n", 18) = 18 [pid 1464] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1464] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1464] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1464] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1464] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1464] eventfd(0) = 4 [pid 1464] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1464] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1464] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1464] memfd_create("syzkaller", 0) = 5 [pid 1464] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1464] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1464] munmap(0x7f319b54f000, 138412032) = 0 [pid 1464] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1464] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1464] ioctl(6, LOOP_CLR_FD) = 0 [pid 1464] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1464] close(6) = 0 [pid 1464] close(5) = 0 [pid 1464] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1464] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1464] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1464] exit_group(0) = ? [pid 1464] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1466 ./strace-static-x86_64: Process 1466 attached [pid 1466] set_robust_list(0x5555880b8660, 24) = 0 [pid 1466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1466] setpgid(0, 0) = 0 [pid 1466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1466] write(3, "1000", 4) = 4 [pid 1466] close(3) = 0 [pid 1466] write(1, "executing program\n", 18) = 18 [pid 1466] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1466] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1466] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1466] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1466] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1466] eventfd(0) = 4 [pid 1466] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1466] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1466] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1466] memfd_create("syzkaller", 0) = 5 [pid 1466] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1466] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1466] munmap(0x7f319b54f000, 138412032) = 0 [pid 1466] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1466] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1466] ioctl(6, LOOP_CLR_FD) = 0 [pid 1466] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1466] close(6) = 0 [pid 1466] close(5) = 0 [pid 1466] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1466] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1466] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1466] exit_group(0) = ? [pid 1466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1468 ./strace-static-x86_64: Process 1468 attached [pid 1468] set_robust_list(0x5555880b8660, 24) = 0 [pid 1468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1468] setpgid(0, 0) = 0 [pid 1468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1468] write(3, "1000", 4) = 4 [pid 1468] close(3) = 0 [pid 1468] write(1, "executing program\n", 18) = 18 [pid 1468] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1468] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1468] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1468] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1468] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1468] eventfd(0) = 4 [pid 1468] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1468] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1468] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1468] memfd_create("syzkaller", 0) = 5 [pid 1468] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1468] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1468] munmap(0x7f319b54f000, 138412032) = 0 [pid 1468] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1468] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1468] ioctl(6, LOOP_CLR_FD) = 0 [pid 1468] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1468] close(6) = 0 [pid 1468] close(5) = 0 [pid 1468] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1468] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1468] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1468] exit_group(0) = ? [pid 1468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1471 ./strace-static-x86_64: Process 1471 attached [pid 1471] set_robust_list(0x5555880b8660, 24) = 0 [pid 1471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1471] setpgid(0, 0) = 0 [pid 1471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1471] write(3, "1000", 4) = 4 [pid 1471] close(3) = 0 [pid 1471] write(1, "executing program\n", 18) = 18 [pid 1471] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1471] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1471] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1471] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1471] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1471] eventfd(0) = 4 [pid 1471] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1471] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1471] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1471] memfd_create("syzkaller", 0) = 5 [pid 1471] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1471] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1471] munmap(0x7f319b54f000, 138412032) = 0 [pid 1471] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1471] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1471] ioctl(6, LOOP_CLR_FD) = 0 [pid 1471] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1471] close(6) = 0 [pid 1471] close(5) = 0 [pid 1471] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1471] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1471] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1471] exit_group(0) = ? [pid 1471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1473 ./strace-static-x86_64: Process 1473 attached [pid 1473] set_robust_list(0x5555880b8660, 24) = 0 [pid 1473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1473] setpgid(0, 0) = 0 [pid 1473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1473] write(3, "1000", 4) = 4 [pid 1473] close(3) = 0 [pid 1473] write(1, "executing program\n", 18) = 18 [pid 1473] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1473] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1473] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1473] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1473] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1473] eventfd(0) = 4 [pid 1473] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1473] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1473] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1473] memfd_create("syzkaller", 0) = 5 [pid 1473] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1473] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1473] munmap(0x7f319b54f000, 138412032) = 0 [pid 1473] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1473] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1473] ioctl(6, LOOP_CLR_FD) = 0 [pid 1473] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1473] close(6) = 0 [pid 1473] close(5) = 0 [pid 1473] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1473] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1473] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1473] exit_group(0) = ? [pid 1473] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1475 ./strace-static-x86_64: Process 1475 attached [pid 1475] set_robust_list(0x5555880b8660, 24) = 0 [pid 1475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1475] setpgid(0, 0) = 0 [pid 1475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1475] write(3, "1000", 4) = 4 [pid 1475] close(3) = 0 [pid 1475] write(1, "executing program\n", 18) = 18 [pid 1475] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1475] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1475] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1475] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1475] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1475] eventfd(0) = 4 [pid 1475] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1475] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1475] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1475] memfd_create("syzkaller", 0) = 5 [pid 1475] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1475] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1475] munmap(0x7f319b54f000, 138412032) = 0 [pid 1475] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1475] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1475] ioctl(6, LOOP_CLR_FD) = 0 [pid 1475] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1475] close(6) = 0 [pid 1475] close(5) = 0 [pid 1475] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1475] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1475] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1475] exit_group(0) = ? [pid 1475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1477 ./strace-static-x86_64: Process 1477 attached [pid 1477] set_robust_list(0x5555880b8660, 24) = 0 [pid 1477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1477] setpgid(0, 0) = 0 [pid 1477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1477] write(3, "1000", 4) = 4 [pid 1477] close(3) = 0 [pid 1477] write(1, "executing program\n", 18) = 18 [pid 1477] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1477] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1477] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1477] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1477] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1477] eventfd(0) = 4 [pid 1477] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1477] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1477] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1477] memfd_create("syzkaller", 0) = 5 [pid 1477] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1477] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1477] munmap(0x7f319b54f000, 138412032) = 0 [pid 1477] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1477] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1477] ioctl(6, LOOP_CLR_FD) = 0 [pid 1477] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1477] close(6) = 0 [pid 1477] close(5) = 0 [pid 1477] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1477] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1477] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1477] exit_group(0) = ? [pid 1477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1479 ./strace-static-x86_64: Process 1479 attached [pid 1479] set_robust_list(0x5555880b8660, 24) = 0 [pid 1479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1479] setpgid(0, 0) = 0 executing program [pid 1479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1479] write(3, "1000", 4) = 4 [pid 1479] close(3) = 0 [pid 1479] write(1, "executing program\n", 18) = 18 [pid 1479] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1479] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1479] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1479] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1479] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1479] eventfd(0) = 4 [pid 1479] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1479] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1479] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1479] memfd_create("syzkaller", 0) = 5 [pid 1479] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1479] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1479] munmap(0x7f319b54f000, 138412032) = 0 [pid 1479] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1479] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1479] ioctl(6, LOOP_CLR_FD) = 0 [pid 1479] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1479] close(6) = 0 [pid 1479] close(5) = 0 [pid 1479] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1479] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1479] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1479] exit_group(0) = ? [pid 1479] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1479, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1481 ./strace-static-x86_64: Process 1481 attached [pid 1481] set_robust_list(0x5555880b8660, 24) = 0 [pid 1481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1481] setpgid(0, 0) = 0 [pid 1481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1481] write(3, "1000", 4) = 4 [pid 1481] close(3) = 0 [pid 1481] write(1, "executing program\n", 18) = 18 [pid 1481] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1481] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1481] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1481] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1481] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1481] eventfd(0) = 4 [pid 1481] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1481] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1481] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1481] memfd_create("syzkaller", 0) = 5 [pid 1481] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1481] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1481] munmap(0x7f319b54f000, 138412032) = 0 [pid 1481] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1481] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1481] ioctl(6, LOOP_CLR_FD) = 0 [pid 1481] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1481] close(6) = 0 [pid 1481] close(5) = 0 [pid 1481] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1481] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1481] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1481] exit_group(0) = ? [pid 1481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1483 ./strace-static-x86_64: Process 1483 attached [pid 1483] set_robust_list(0x5555880b8660, 24) = 0 [pid 1483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1483] setpgid(0, 0) = 0 [pid 1483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1483] write(3, "1000", 4) = 4 [pid 1483] close(3) = 0 [pid 1483] write(1, "executing program\n", 18) = 18 [pid 1483] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1483] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1483] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1483] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1483] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1483] eventfd(0) = 4 [pid 1483] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1483] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1483] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1483] memfd_create("syzkaller", 0) = 5 [pid 1483] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1483] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1483] munmap(0x7f319b54f000, 138412032) = 0 [pid 1483] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1483] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1483] ioctl(6, LOOP_CLR_FD) = 0 [pid 1483] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1483] close(6) = 0 [pid 1483] close(5) = 0 [pid 1483] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1483] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1483] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1483] exit_group(0) = ? [pid 1483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1483, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1485 ./strace-static-x86_64: Process 1485 attached [pid 1485] set_robust_list(0x5555880b8660, 24) = 0 [pid 1485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1485] setpgid(0, 0) = 0 [pid 1485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1485] write(3, "1000", 4) = 4 [pid 1485] close(3) = 0 [pid 1485] write(1, "executing program\n", 18executing program ) = 18 [pid 1485] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1485] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1485] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1485] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1485] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1485] eventfd(0) = 4 [pid 1485] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1485] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1485] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1485] memfd_create("syzkaller", 0) = 5 [pid 1485] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1485] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1485] munmap(0x7f319b54f000, 138412032) = 0 [pid 1485] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1485] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1485] ioctl(6, LOOP_CLR_FD) = 0 [pid 1485] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1485] close(6) = 0 [pid 1485] close(5) = 0 [pid 1485] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1485] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1485] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1485] exit_group(0) = ? [pid 1485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1487 ./strace-static-x86_64: Process 1487 attached [pid 1487] set_robust_list(0x5555880b8660, 24) = 0 [pid 1487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1487] setpgid(0, 0) = 0 executing program [pid 1487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1487] write(3, "1000", 4) = 4 [pid 1487] close(3) = 0 [pid 1487] write(1, "executing program\n", 18) = 18 [pid 1487] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1487] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1487] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1487] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1487] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1487] eventfd(0) = 4 [pid 1487] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1487] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1487] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1487] memfd_create("syzkaller", 0) = 5 [pid 1487] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1487] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1487] munmap(0x7f319b54f000, 138412032) = 0 [pid 1487] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1487] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1487] ioctl(6, LOOP_CLR_FD) = 0 [pid 1487] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1487] close(6) = 0 [pid 1487] close(5) = 0 [pid 1487] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1487] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1487] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1487] exit_group(0) = ? [pid 1487] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1489 ./strace-static-x86_64: Process 1489 attached [pid 1489] set_robust_list(0x5555880b8660, 24) = 0 [pid 1489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1489] setpgid(0, 0) = 0 [pid 1489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1489] write(3, "1000", 4) = 4 [pid 1489] close(3) = 0 [pid 1489] write(1, "executing program\n", 18) = 18 [pid 1489] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1489] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1489] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1489] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1489] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1489] eventfd(0) = 4 [pid 1489] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1489] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1489] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1489] memfd_create("syzkaller", 0) = 5 [pid 1489] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1489] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1489] munmap(0x7f319b54f000, 138412032) = 0 [pid 1489] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1489] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1489] ioctl(6, LOOP_CLR_FD) = 0 [pid 1489] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1489] close(6) = 0 [pid 1489] close(5) = 0 [pid 1489] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1489] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1489] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1489] exit_group(0) = ? [pid 1489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1491 ./strace-static-x86_64: Process 1491 attached [pid 1491] set_robust_list(0x5555880b8660, 24) = 0 [pid 1491] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1491] setpgid(0, 0) = 0 [pid 1491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1491] write(3, "1000", 4) = 4 [pid 1491] close(3) = 0 [pid 1491] write(1, "executing program\n", 18) = 18 [pid 1491] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1491] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1491] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1491] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1491] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1491] eventfd(0) = 4 [pid 1491] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1491] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1491] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1491] memfd_create("syzkaller", 0) = 5 [pid 1491] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1491] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1491] munmap(0x7f319b54f000, 138412032) = 0 [pid 1491] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1491] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1491] ioctl(6, LOOP_CLR_FD) = 0 [pid 1491] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1491] close(6) = 0 [pid 1491] close(5) = 0 [pid 1491] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1491] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1491] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1491] exit_group(0) = ? [pid 1491] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1491, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1493 ./strace-static-x86_64: Process 1493 attached [pid 1493] set_robust_list(0x5555880b8660, 24) = 0 [pid 1493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1493] setpgid(0, 0) = 0 [pid 1493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1493] write(3, "1000", 4) = 4 [pid 1493] close(3) = 0 [pid 1493] write(1, "executing program\n", 18) = 18 [pid 1493] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1493] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1493] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1493] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1493] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1493] eventfd(0) = 4 [pid 1493] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1493] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1493] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1493] memfd_create("syzkaller", 0) = 5 [pid 1493] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1493] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1493] munmap(0x7f319b54f000, 138412032) = 0 [pid 1493] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1493] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1493] ioctl(6, LOOP_CLR_FD) = 0 [pid 1493] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1493] close(6) = 0 [pid 1493] close(5) = 0 [pid 1493] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1493] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1493] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1493] exit_group(0) = ? [pid 1493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1495 ./strace-static-x86_64: Process 1495 attached [pid 1495] set_robust_list(0x5555880b8660, 24) = 0 [pid 1495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1495] setpgid(0, 0) = 0 [pid 1495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1495] write(3, "1000", 4) = 4 [pid 1495] close(3) = 0 [pid 1495] write(1, "executing program\n", 18) = 18 [pid 1495] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1495] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1495] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1495] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1495] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1495] eventfd(0) = 4 [pid 1495] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1495] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1495] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1495] memfd_create("syzkaller", 0) = 5 [pid 1495] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1495] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1495] munmap(0x7f319b54f000, 138412032) = 0 [pid 1495] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1495] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1495] ioctl(6, LOOP_CLR_FD) = 0 [pid 1495] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1495] close(6) = 0 [pid 1495] close(5) = 0 [pid 1495] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1495] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1495] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1495] exit_group(0) = ? [pid 1495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1495, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1497 ./strace-static-x86_64: Process 1497 attached [pid 1497] set_robust_list(0x5555880b8660, 24) = 0 [pid 1497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1497] setpgid(0, 0) = 0 [pid 1497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1497] write(3, "1000", 4) = 4 [pid 1497] close(3) = 0 [pid 1497] write(1, "executing program\n", 18) = 18 [pid 1497] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1497] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1497] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1497] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1497] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1497] eventfd(0) = 4 [pid 1497] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1497] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1497] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1497] memfd_create("syzkaller", 0) = 5 [pid 1497] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1497] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1497] munmap(0x7f319b54f000, 138412032) = 0 [pid 1497] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1497] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1497] ioctl(6, LOOP_CLR_FD) = 0 [pid 1497] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1497] close(6) = 0 [pid 1497] close(5) = 0 [pid 1497] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1497] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1497] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1497] exit_group(0) = ? [pid 1497] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1497, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1499 ./strace-static-x86_64: Process 1499 attached [pid 1499] set_robust_list(0x5555880b8660, 24) = 0 [pid 1499] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1499] setpgid(0, 0) = 0 [pid 1499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1499] write(3, "1000", 4) = 4 [pid 1499] close(3) = 0 [pid 1499] write(1, "executing program\n", 18) = 18 [pid 1499] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1499] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1499] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1499] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1499] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1499] eventfd(0) = 4 [pid 1499] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1499] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1499] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1499] memfd_create("syzkaller", 0) = 5 [pid 1499] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1499] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1499] munmap(0x7f319b54f000, 138412032) = 0 [pid 1499] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1499] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1499] ioctl(6, LOOP_CLR_FD) = 0 [pid 1499] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1499] close(6) = 0 [pid 1499] close(5) = 0 [pid 1499] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1499] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1499] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1499] exit_group(0) = ? [pid 1499] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1499, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1501 ./strace-static-x86_64: Process 1501 attached [pid 1501] set_robust_list(0x5555880b8660, 24) = 0 [pid 1501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1501] setpgid(0, 0) = 0 [pid 1501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1501] write(3, "1000", 4) = 4 [pid 1501] close(3) = 0 [pid 1501] write(1, "executing program\n", 18) = 18 [pid 1501] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1501] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1501] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1501] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1501] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1501] eventfd(0) = 4 [pid 1501] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1501] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1501] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1501] memfd_create("syzkaller", 0) = 5 [pid 1501] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1501] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1501] munmap(0x7f319b54f000, 138412032) = 0 [pid 1501] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1501] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1501] ioctl(6, LOOP_CLR_FD) = 0 [pid 1501] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1501] close(6) = 0 [pid 1501] close(5) = 0 [pid 1501] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1501] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1501] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1501] exit_group(0) = ? [pid 1501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1501, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1503 ./strace-static-x86_64: Process 1503 attached [pid 1503] set_robust_list(0x5555880b8660, 24) = 0 [pid 1503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1503] setpgid(0, 0) = 0 [pid 1503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1503] write(3, "1000", 4) = 4 [pid 1503] close(3) = 0 [pid 1503] write(1, "executing program\n", 18) = 18 [pid 1503] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1503] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1503] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1503] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1503] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1503] eventfd(0) = 4 [pid 1503] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1503] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1503] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1503] memfd_create("syzkaller", 0) = 5 [pid 1503] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1503] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1503] munmap(0x7f319b54f000, 138412032) = 0 [pid 1503] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1503] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1503] ioctl(6, LOOP_CLR_FD) = 0 [pid 1503] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1503] close(6) = 0 [pid 1503] close(5) = 0 [pid 1503] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1503] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1503] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1503] exit_group(0) = ? [pid 1503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1505 ./strace-static-x86_64: Process 1505 attached [pid 1505] set_robust_list(0x5555880b8660, 24) = 0 [pid 1505] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1505] setpgid(0, 0) = 0 [pid 1505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1505] write(3, "1000", 4) = 4 [pid 1505] close(3) = 0 [pid 1505] write(1, "executing program\n", 18) = 18 [pid 1505] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1505] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1505] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1505] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1505] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1505] eventfd(0) = 4 [pid 1505] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1505] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1505] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1505] memfd_create("syzkaller", 0) = 5 [pid 1505] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1505] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1505] munmap(0x7f319b54f000, 138412032) = 0 [pid 1505] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1505] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1505] ioctl(6, LOOP_CLR_FD) = 0 [pid 1505] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1505] close(6) = 0 [pid 1505] close(5) = 0 [pid 1505] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1505] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1505] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1505] exit_group(0) = ? [pid 1505] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1507 ./strace-static-x86_64: Process 1507 attached [pid 1507] set_robust_list(0x5555880b8660, 24) = 0 [pid 1507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1507] setpgid(0, 0) = 0 executing program [pid 1507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1507] write(3, "1000", 4) = 4 [pid 1507] close(3) = 0 [pid 1507] write(1, "executing program\n", 18) = 18 [pid 1507] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1507] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1507] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1507] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1507] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1507] eventfd(0) = 4 [pid 1507] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1507] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1507] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1507] memfd_create("syzkaller", 0) = 5 [pid 1507] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1507] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1507] munmap(0x7f319b54f000, 138412032) = 0 [pid 1507] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1507] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1507] ioctl(6, LOOP_CLR_FD) = 0 [pid 1507] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1507] close(6) = 0 [pid 1507] close(5) = 0 [pid 1507] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1507] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1507] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1507] exit_group(0) = ? [pid 1507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1507, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1509 ./strace-static-x86_64: Process 1509 attached [pid 1509] set_robust_list(0x5555880b8660, 24) = 0 [pid 1509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1509] setpgid(0, 0) = 0 [pid 1509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1509] write(3, "1000", 4) = 4 [pid 1509] close(3) = 0 [pid 1509] write(1, "executing program\n", 18executing program ) = 18 [pid 1509] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1509] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1509] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1509] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1509] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1509] eventfd(0) = 4 [pid 1509] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1509] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1509] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1509] memfd_create("syzkaller", 0) = 5 [pid 1509] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1509] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1509] munmap(0x7f319b54f000, 138412032) = 0 [pid 1509] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1509] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1509] ioctl(6, LOOP_CLR_FD) = 0 [pid 1509] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1509] close(6) = 0 [pid 1509] close(5) = 0 [pid 1509] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1509] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1509] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1509] exit_group(0) = ? [pid 1509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1511 ./strace-static-x86_64: Process 1511 attached [pid 1511] set_robust_list(0x5555880b8660, 24) = 0 [pid 1511] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1511] setpgid(0, 0) = 0 [pid 1511] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1511] write(3, "1000", 4) = 4 [pid 1511] close(3) = 0 executing program [pid 1511] write(1, "executing program\n", 18) = 18 [pid 1511] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1511] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1511] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1511] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1511] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1511] eventfd(0) = 4 [pid 1511] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1511] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1511] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1511] memfd_create("syzkaller", 0) = 5 [pid 1511] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1511] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1511] munmap(0x7f319b54f000, 138412032) = 0 [pid 1511] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1511] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1511] ioctl(6, LOOP_CLR_FD) = 0 [pid 1511] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1511] close(6) = 0 [pid 1511] close(5) = 0 [pid 1511] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1511] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1511] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1511] exit_group(0) = ? [pid 1511] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1511, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1513 ./strace-static-x86_64: Process 1513 attached [pid 1513] set_robust_list(0x5555880b8660, 24) = 0 [pid 1513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1513] setpgid(0, 0) = 0 executing program [pid 1513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1513] write(3, "1000", 4) = 4 [pid 1513] close(3) = 0 [pid 1513] write(1, "executing program\n", 18) = 18 [pid 1513] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1513] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1513] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1513] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1513] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1513] eventfd(0) = 4 [pid 1513] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1513] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1513] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1513] memfd_create("syzkaller", 0) = 5 [pid 1513] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1513] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1513] munmap(0x7f319b54f000, 138412032) = 0 [pid 1513] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1513] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1513] ioctl(6, LOOP_CLR_FD) = 0 [pid 1513] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1513] close(6) = 0 [pid 1513] close(5) = 0 [pid 1513] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1513] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1513] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1513] exit_group(0) = ? [pid 1513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1513, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1515 ./strace-static-x86_64: Process 1515 attached [pid 1515] set_robust_list(0x5555880b8660, 24) = 0 [pid 1515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1515] setpgid(0, 0) = 0 [pid 1515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1515] write(3, "1000", 4) = 4 [pid 1515] close(3) = 0 [pid 1515] write(1, "executing program\n", 18) = 18 [pid 1515] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1515] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1515] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1515] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1515] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1515] eventfd(0) = 4 [pid 1515] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1515] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1515] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1515] memfd_create("syzkaller", 0) = 5 [pid 1515] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1515] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1515] munmap(0x7f319b54f000, 138412032) = 0 [pid 1515] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1515] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1515] ioctl(6, LOOP_CLR_FD) = 0 [pid 1515] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1515] close(6) = 0 [pid 1515] close(5) = 0 [pid 1515] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1515] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1515] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1515] exit_group(0) = ? [pid 1515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1517 attached , child_tidptr=0x5555880b8650) = 1517 [pid 1517] set_robust_list(0x5555880b8660, 24) = 0 [pid 1517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1517] setpgid(0, 0) = 0 [pid 1517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1517] write(3, "1000", 4) = 4 [pid 1517] close(3) = 0 [pid 1517] write(1, "executing program\n", 18executing program ) = 18 [pid 1517] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1517] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1517] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1517] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1517] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1517] eventfd(0) = 4 [pid 1517] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1517] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1517] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1517] memfd_create("syzkaller", 0) = 5 [pid 1517] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1517] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1517] munmap(0x7f319b54f000, 138412032) = 0 [pid 1517] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1517] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1517] ioctl(6, LOOP_CLR_FD) = 0 [pid 1517] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1517] close(6) = 0 [pid 1517] close(5) = 0 [pid 1517] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1517] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1517] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1517] exit_group(0) = ? [pid 1517] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1519 ./strace-static-x86_64: Process 1519 attached [pid 1519] set_robust_list(0x5555880b8660, 24) = 0 [pid 1519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1519] setpgid(0, 0) = 0 [pid 1519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1519] write(3, "1000", 4) = 4 [pid 1519] close(3) = 0 [pid 1519] write(1, "executing program\n", 18) = 18 [pid 1519] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1519] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1519] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1519] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1519] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1519] eventfd(0) = 4 [pid 1519] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1519] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1519] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1519] memfd_create("syzkaller", 0) = 5 [pid 1519] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1519] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1519] munmap(0x7f319b54f000, 138412032) = 0 [pid 1519] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1519] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1519] ioctl(6, LOOP_CLR_FD) = 0 [pid 1519] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1519] close(6) = 0 [pid 1519] close(5) = 0 [pid 1519] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1519] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1519] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1519] exit_group(0) = ? [pid 1519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1519, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1521 ./strace-static-x86_64: Process 1521 attached [pid 1521] set_robust_list(0x5555880b8660, 24) = 0 [pid 1521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1521] setpgid(0, 0) = 0 [pid 1521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1521] write(3, "1000", 4) = 4 [pid 1521] close(3) = 0 [pid 1521] write(1, "executing program\n", 18) = 18 [pid 1521] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1521] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1521] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1521] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1521] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1521] eventfd(0) = 4 [pid 1521] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1521] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1521] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1521] memfd_create("syzkaller", 0) = 5 [pid 1521] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1521] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1521] munmap(0x7f319b54f000, 138412032) = 0 [pid 1521] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1521] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1521] ioctl(6, LOOP_CLR_FD) = 0 [pid 1521] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1521] close(6) = 0 [pid 1521] close(5) = 0 [pid 1521] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1521] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1521] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1521] exit_group(0) = ? [pid 1521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1523 ./strace-static-x86_64: Process 1523 attached [pid 1523] set_robust_list(0x5555880b8660, 24) = 0 [pid 1523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1523] setpgid(0, 0) = 0 [pid 1523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1523] write(3, "1000", 4) = 4 [pid 1523] close(3) = 0 [pid 1523] write(1, "executing program\n", 18) = 18 [pid 1523] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1523] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1523] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1523] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1523] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1523] eventfd(0) = 4 [pid 1523] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1523] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1523] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1523] memfd_create("syzkaller", 0) = 5 [pid 1523] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1523] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1523] munmap(0x7f319b54f000, 138412032) = 0 [pid 1523] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1523] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1523] ioctl(6, LOOP_CLR_FD) = 0 [pid 1523] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1523] close(6) = 0 [pid 1523] close(5) = 0 [pid 1523] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1523] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1523] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1523] exit_group(0) = ? [pid 1523] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1523, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1525 ./strace-static-x86_64: Process 1525 attached [pid 1525] set_robust_list(0x5555880b8660, 24) = 0 [pid 1525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1525] setpgid(0, 0) = 0 [pid 1525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1525] write(3, "1000", 4) = 4 [pid 1525] close(3) = 0 [pid 1525] write(1, "executing program\n", 18) = 18 [pid 1525] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1525] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1525] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1525] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1525] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1525] eventfd(0) = 4 [pid 1525] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1525] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1525] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1525] memfd_create("syzkaller", 0) = 5 [pid 1525] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1525] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1525] munmap(0x7f319b54f000, 138412032) = 0 [pid 1525] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1525] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1525] ioctl(6, LOOP_CLR_FD) = 0 [pid 1525] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1525] close(6) = 0 [pid 1525] close(5) = 0 [pid 1525] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1525] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1525] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1525] exit_group(0) = ? [pid 1525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1527 ./strace-static-x86_64: Process 1527 attached [pid 1527] set_robust_list(0x5555880b8660, 24) = 0 [pid 1527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1527] setpgid(0, 0) = 0 [pid 1527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1527] write(3, "1000", 4) = 4 [pid 1527] close(3) = 0 [pid 1527] write(1, "executing program\n", 18) = 18 [pid 1527] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1527] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1527] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1527] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1527] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1527] eventfd(0) = 4 [pid 1527] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1527] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1527] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1527] memfd_create("syzkaller", 0) = 5 [pid 1527] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1527] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1527] munmap(0x7f319b54f000, 138412032) = 0 [pid 1527] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1527] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1527] ioctl(6, LOOP_CLR_FD) = 0 [pid 1527] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1527] close(6) = 0 [pid 1527] close(5) = 0 [pid 1527] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1527] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1527] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1527] exit_group(0) = ? [pid 1527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1530 ./strace-static-x86_64: Process 1530 attached [pid 1530] set_robust_list(0x5555880b8660, 24) = 0 [pid 1530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1530] setpgid(0, 0) = 0 [pid 1530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1530] write(3, "1000", 4) = 4 [pid 1530] close(3) = 0 [pid 1530] write(1, "executing program\n", 18) = 18 [pid 1530] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1530] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1530] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1530] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1530] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1530] eventfd(0) = 4 [pid 1530] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1530] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1530] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1530] memfd_create("syzkaller", 0) = 5 [pid 1530] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1530] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1530] munmap(0x7f319b54f000, 138412032) = 0 [pid 1530] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1530] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1530] ioctl(6, LOOP_CLR_FD) = 0 [pid 1530] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1530] close(6) = 0 [pid 1530] close(5) = 0 [pid 1530] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1530] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1530] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1530] exit_group(0) = ? [pid 1530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1530, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1532 ./strace-static-x86_64: Process 1532 attached [pid 1532] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1532] setpgid(0, 0) = 0 [pid 1532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1532] write(3, "1000", 4) = 4 [pid 1532] close(3) = 0 [pid 1532] write(1, "executing program\n", 18) = 18 [pid 1532] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1532] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1532] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1532] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1532] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1532] eventfd(0) = 4 [pid 1532] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1532] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1532] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1532] memfd_create("syzkaller", 0) = 5 [pid 1532] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1532] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1532] munmap(0x7f319b54f000, 138412032) = 0 [pid 1532] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1532] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1532] ioctl(6, LOOP_CLR_FD) = 0 [pid 1532] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1532] close(6) = 0 [pid 1532] close(5) = 0 [pid 1532] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1532] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1532] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1532] exit_group(0) = ? [pid 1532] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1532, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1534 ./strace-static-x86_64: Process 1534 attached [pid 1534] set_robust_list(0x5555880b8660, 24) = 0 [pid 1534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1534] setpgid(0, 0) = 0 [pid 1534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1534] write(3, "1000", 4) = 4 [pid 1534] close(3) = 0 [pid 1534] write(1, "executing program\n", 18) = 18 [pid 1534] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1534] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1534] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1534] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1534] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1534] eventfd(0) = 4 [pid 1534] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1534] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1534] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1534] memfd_create("syzkaller", 0) = 5 [pid 1534] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1534] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1534] munmap(0x7f319b54f000, 138412032) = 0 [pid 1534] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1534] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1534] ioctl(6, LOOP_CLR_FD) = 0 [pid 1534] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1534] close(6) = 0 [pid 1534] close(5) = 0 [pid 1534] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1534] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1534] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1534] exit_group(0) = ? [pid 1534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1536 ./strace-static-x86_64: Process 1536 attached [pid 1536] set_robust_list(0x5555880b8660, 24) = 0 [pid 1536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1536] setpgid(0, 0) = 0 [pid 1536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1536] write(3, "1000", 4) = 4 [pid 1536] close(3) = 0 [pid 1536] write(1, "executing program\n", 18) = 18 [pid 1536] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1536] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1536] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1536] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1536] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1536] eventfd(0) = 4 [pid 1536] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1536] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1536] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1536] memfd_create("syzkaller", 0) = 5 [pid 1536] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1536] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1536] munmap(0x7f319b54f000, 138412032) = 0 [pid 1536] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1536] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1536] ioctl(6, LOOP_CLR_FD) = 0 [pid 1536] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1536] close(6) = 0 [pid 1536] close(5) = 0 [pid 1536] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1536] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1536] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1536] exit_group(0) = ? [pid 1536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1538 ./strace-static-x86_64: Process 1538 attached [pid 1538] set_robust_list(0x5555880b8660, 24) = 0 [pid 1538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1538] setpgid(0, 0) = 0 [pid 1538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1538] write(3, "1000", 4) = 4 [pid 1538] close(3) = 0 [pid 1538] write(1, "executing program\n", 18) = 18 [pid 1538] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1538] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1538] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1538] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1538] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1538] eventfd(0) = 4 [pid 1538] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1538] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1538] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1538] memfd_create("syzkaller", 0) = 5 [pid 1538] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1538] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1538] munmap(0x7f319b54f000, 138412032) = 0 [pid 1538] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1538] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1538] ioctl(6, LOOP_CLR_FD) = 0 [pid 1538] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1538] close(6) = 0 [pid 1538] close(5) = 0 [pid 1538] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1538] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1538] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1538] exit_group(0) = ? [pid 1538] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1538, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1540 ./strace-static-x86_64: Process 1540 attached [pid 1540] set_robust_list(0x5555880b8660, 24) = 0 [pid 1540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1540] setpgid(0, 0) = 0 [pid 1540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1540] write(3, "1000", 4) = 4 [pid 1540] close(3) = 0 [pid 1540] write(1, "executing program\n", 18) = 18 [pid 1540] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1540] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1540] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1540] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1540] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1540] eventfd(0) = 4 [pid 1540] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1540] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1540] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1540] memfd_create("syzkaller", 0) = 5 [pid 1540] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1540] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1540] munmap(0x7f319b54f000, 138412032) = 0 [pid 1540] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1540] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1540] ioctl(6, LOOP_CLR_FD) = 0 [pid 1540] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1540] close(6) = 0 [pid 1540] close(5) = 0 [pid 1540] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1540] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1540] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1540] exit_group(0) = ? [pid 1540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1542 ./strace-static-x86_64: Process 1542 attached [pid 1542] set_robust_list(0x5555880b8660, 24) = 0 [pid 1542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1542] setpgid(0, 0executing program ) = 0 [pid 1542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1542] write(3, "1000", 4) = 4 [pid 1542] close(3) = 0 [pid 1542] write(1, "executing program\n", 18) = 18 [pid 1542] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1542] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1542] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1542] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1542] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1542] eventfd(0) = 4 [pid 1542] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1542] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1542] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1542] memfd_create("syzkaller", 0) = 5 [pid 1542] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1542] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1542] munmap(0x7f319b54f000, 138412032) = 0 [pid 1542] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1542] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1542] ioctl(6, LOOP_CLR_FD) = 0 [pid 1542] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1542] close(6) = 0 [pid 1542] close(5) = 0 [pid 1542] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1542] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1542] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1542] exit_group(0) = ? [pid 1542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1544 ./strace-static-x86_64: Process 1544 attached [pid 1544] set_robust_list(0x5555880b8660, 24) = 0 [pid 1544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1544] setpgid(0, 0) = 0 executing program [pid 1544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1544] write(3, "1000", 4) = 4 [pid 1544] close(3) = 0 [pid 1544] write(1, "executing program\n", 18) = 18 [pid 1544] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1544] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1544] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1544] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1544] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1544] eventfd(0) = 4 [pid 1544] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1544] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1544] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1544] memfd_create("syzkaller", 0) = 5 [pid 1544] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1544] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1544] munmap(0x7f319b54f000, 138412032) = 0 [pid 1544] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1544] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1544] ioctl(6, LOOP_CLR_FD) = 0 [pid 1544] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1544] close(6) = 0 [pid 1544] close(5) = 0 [pid 1544] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1544] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1544] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1544] exit_group(0) = ? [pid 1544] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1544, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1546 ./strace-static-x86_64: Process 1546 attached [pid 1546] set_robust_list(0x5555880b8660, 24) = 0 [pid 1546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1546] setpgid(0, 0) = 0 [pid 1546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1546] write(3, "1000", 4) = 4 [pid 1546] close(3) = 0 [pid 1546] write(1, "executing program\n", 18) = 18 [pid 1546] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1546] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1546] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1546] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1546] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1546] eventfd(0) = 4 [pid 1546] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1546] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1546] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1546] memfd_create("syzkaller", 0) = 5 [pid 1546] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1546] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1546] munmap(0x7f319b54f000, 138412032) = 0 [pid 1546] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1546] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1546] ioctl(6, LOOP_CLR_FD) = 0 [pid 1546] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1546] close(6) = 0 [pid 1546] close(5) = 0 [pid 1546] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1546] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1546] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1546] exit_group(0) = ? [pid 1546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1546, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1548 ./strace-static-x86_64: Process 1548 attached [pid 1548] set_robust_list(0x5555880b8660, 24) = 0 [pid 1548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1548] setpgid(0, 0) = 0 [pid 1548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1548] write(3, "1000", 4) = 4 [pid 1548] close(3) = 0 [pid 1548] write(1, "executing program\n", 18) = 18 [pid 1548] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1548] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1548] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1548] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1548] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1548] eventfd(0) = 4 [pid 1548] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1548] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1548] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1548] memfd_create("syzkaller", 0) = 5 [pid 1548] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1548] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1548] munmap(0x7f319b54f000, 138412032) = 0 [pid 1548] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1548] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1548] ioctl(6, LOOP_CLR_FD) = 0 [pid 1548] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1548] close(6) = 0 [pid 1548] close(5) = 0 [pid 1548] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1548] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1548] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1548] exit_group(0) = ? [pid 1548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1550 ./strace-static-x86_64: Process 1550 attached [pid 1550] set_robust_list(0x5555880b8660, 24) = 0 [pid 1550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1550] setpgid(0, 0) = 0 [pid 1550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1550] write(3, "1000", 4) = 4 [pid 1550] close(3) = 0 [pid 1550] write(1, "executing program\n", 18) = 18 [pid 1550] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1550] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1550] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1550] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1550] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1550] eventfd(0) = 4 [pid 1550] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1550] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1550] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1550] memfd_create("syzkaller", 0) = 5 [pid 1550] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1550] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1550] munmap(0x7f319b54f000, 138412032) = 0 [pid 1550] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1550] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1550] ioctl(6, LOOP_CLR_FD) = 0 [pid 1550] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1550] close(6) = 0 [pid 1550] close(5) = 0 [pid 1550] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1550] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1550] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1550] exit_group(0) = ? [pid 1550] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1550, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1552 ./strace-static-x86_64: Process 1552 attached [pid 1552] set_robust_list(0x5555880b8660, 24) = 0 [pid 1552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1552] setpgid(0, 0) = 0 [pid 1552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1552] write(3, "1000", 4) = 4 [pid 1552] close(3) = 0 [pid 1552] write(1, "executing program\n", 18) = 18 [pid 1552] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1552] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1552] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1552] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1552] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1552] eventfd(0) = 4 [pid 1552] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1552] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1552] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1552] memfd_create("syzkaller", 0) = 5 [pid 1552] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1552] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1552] munmap(0x7f319b54f000, 138412032) = 0 [pid 1552] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1552] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1552] ioctl(6, LOOP_CLR_FD) = 0 [pid 1552] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1552] close(6) = 0 [pid 1552] close(5) = 0 [pid 1552] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1552] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1552] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1552] exit_group(0) = ? [pid 1552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1552, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1554 attached , child_tidptr=0x5555880b8650) = 1554 [pid 1554] set_robust_list(0x5555880b8660, 24) = 0 [pid 1554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1554] setpgid(0, 0) = 0 [pid 1554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1554] write(3, "1000", 4) = 4 [pid 1554] close(3) = 0 [pid 1554] write(1, "executing program\n", 18executing program ) = 18 [pid 1554] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1554] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1554] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1554] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1554] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1554] eventfd(0) = 4 [pid 1554] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1554] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1554] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1554] memfd_create("syzkaller", 0) = 5 [pid 1554] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1554] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1554] munmap(0x7f319b54f000, 138412032) = 0 [pid 1554] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1554] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1554] ioctl(6, LOOP_CLR_FD) = 0 [pid 1554] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1554] close(6) = 0 [pid 1554] close(5) = 0 [pid 1554] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1554] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1554] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1554] exit_group(0) = ? [pid 1554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 executing program clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1556 ./strace-static-x86_64: Process 1556 attached [pid 1556] set_robust_list(0x5555880b8660, 24) = 0 [pid 1556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1556] setpgid(0, 0) = 0 [pid 1556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1556] write(3, "1000", 4) = 4 [pid 1556] close(3) = 0 [pid 1556] write(1, "executing program\n", 18) = 18 [pid 1556] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1556] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1556] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1556] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1556] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1556] eventfd(0) = 4 [pid 1556] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1556] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1556] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1556] memfd_create("syzkaller", 0) = 5 [pid 1556] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1556] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1556] munmap(0x7f319b54f000, 138412032) = 0 [pid 1556] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1556] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1556] ioctl(6, LOOP_CLR_FD) = 0 [pid 1556] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1556] close(6) = 0 [pid 1556] close(5) = 0 [pid 1556] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1556] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1556] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1556] exit_group(0) = ? [pid 1556] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1556, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1558 ./strace-static-x86_64: Process 1558 attached [pid 1558] set_robust_list(0x5555880b8660, 24) = 0 [pid 1558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1558] setpgid(0, 0) = 0 [pid 1558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1558] write(3, "1000", 4) = 4 [pid 1558] close(3) = 0 [pid 1558] write(1, "executing program\n", 18executing program ) = 18 [pid 1558] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1558] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1558] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1558] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1558] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1558] eventfd(0) = 4 [pid 1558] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1558] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1558] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1558] memfd_create("syzkaller", 0) = 5 [pid 1558] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1558] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1558] munmap(0x7f319b54f000, 138412032) = 0 [pid 1558] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1558] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1558] ioctl(6, LOOP_CLR_FD) = 0 [pid 1558] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1558] close(6) = 0 [pid 1558] close(5) = 0 [pid 1558] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1558] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1558] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1558] exit_group(0) = ? [pid 1558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1560 ./strace-static-x86_64: Process 1560 attached [pid 1560] set_robust_list(0x5555880b8660, 24) = 0 [pid 1560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1560] setpgid(0, 0) = 0 [pid 1560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1560] write(3, "1000", 4) = 4 [pid 1560] close(3) = 0 [pid 1560] write(1, "executing program\n", 18) = 18 [pid 1560] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1560] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1560] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1560] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1560] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1560] eventfd(0) = 4 [pid 1560] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1560] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1560] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1560] memfd_create("syzkaller", 0) = 5 [pid 1560] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1560] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1560] munmap(0x7f319b54f000, 138412032) = 0 [pid 1560] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1560] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1560] ioctl(6, LOOP_CLR_FD) = 0 [pid 1560] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1560] close(6) = 0 [pid 1560] close(5) = 0 [pid 1560] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1560] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1560] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1560] exit_group(0) = ? [pid 1560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1560, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1562 ./strace-static-x86_64: Process 1562 attached [pid 1562] set_robust_list(0x5555880b8660, 24) = 0 [pid 1562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1562] setpgid(0, 0) = 0 [pid 1562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1562] write(3, "1000", 4) = 4 [pid 1562] close(3) = 0 [pid 1562] write(1, "executing program\n", 18executing program ) = 18 [pid 1562] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1562] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1562] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1562] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1562] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1562] eventfd(0) = 4 [pid 1562] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1562] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1562] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1562] memfd_create("syzkaller", 0) = 5 [pid 1562] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1562] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1562] munmap(0x7f319b54f000, 138412032) = 0 [pid 1562] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1562] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1562] ioctl(6, LOOP_CLR_FD) = 0 [pid 1562] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1562] close(6) = 0 [pid 1562] close(5) = 0 [pid 1562] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1562] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1562] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1562] exit_group(0) = ? [pid 1562] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1562, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1564 ./strace-static-x86_64: Process 1564 attached [pid 1564] set_robust_list(0x5555880b8660, 24) = 0 [pid 1564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1564] setpgid(0, 0) = 0 [pid 1564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1564] write(3, "1000", 4) = 4 [pid 1564] close(3) = 0 [pid 1564] write(1, "executing program\n", 18) = 18 [pid 1564] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1564] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1564] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1564] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1564] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1564] eventfd(0) = 4 [pid 1564] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1564] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1564] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1564] memfd_create("syzkaller", 0) = 5 [pid 1564] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1564] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1564] munmap(0x7f319b54f000, 138412032) = 0 [pid 1564] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1564] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1564] ioctl(6, LOOP_CLR_FD) = 0 [pid 1564] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1564] close(6) = 0 [pid 1564] close(5) = 0 [pid 1564] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1564] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1564] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1564] exit_group(0) = ? [pid 1564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1566 ./strace-static-x86_64: Process 1566 attached [pid 1566] set_robust_list(0x5555880b8660, 24) = 0 [pid 1566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1566] setpgid(0, 0) = 0 executing program [pid 1566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1566] write(3, "1000", 4) = 4 [pid 1566] close(3) = 0 [pid 1566] write(1, "executing program\n", 18) = 18 [pid 1566] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1566] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1566] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1566] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1566] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1566] eventfd(0) = 4 [pid 1566] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1566] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1566] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1566] memfd_create("syzkaller", 0) = 5 [pid 1566] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1566] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1566] munmap(0x7f319b54f000, 138412032) = 0 [pid 1566] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1566] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1566] ioctl(6, LOOP_CLR_FD) = 0 [pid 1566] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1566] close(6) = 0 [pid 1566] close(5) = 0 [pid 1566] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1566] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1566] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1566] exit_group(0) = ? [pid 1566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1568 ./strace-static-x86_64: Process 1568 attached [pid 1568] set_robust_list(0x5555880b8660, 24) = 0 [pid 1568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1568] setpgid(0, 0) = 0 [pid 1568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1568] write(3, "1000", 4) = 4 [pid 1568] close(3) = 0 [pid 1568] write(1, "executing program\n", 18) = 18 [pid 1568] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1568] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1568] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1568] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1568] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1568] eventfd(0) = 4 [pid 1568] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1568] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1568] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1568] memfd_create("syzkaller", 0) = 5 [pid 1568] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1568] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1568] munmap(0x7f319b54f000, 138412032) = 0 [pid 1568] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1568] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1568] ioctl(6, LOOP_CLR_FD) = 0 [pid 1568] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1568] close(6) = 0 [pid 1568] close(5) = 0 [pid 1568] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1568] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1568] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1568] exit_group(0) = ? [pid 1568] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1570 ./strace-static-x86_64: Process 1570 attached [pid 1570] set_robust_list(0x5555880b8660, 24) = 0 [pid 1570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1570] setpgid(0, 0) = 0 executing program [pid 1570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1570] write(3, "1000", 4) = 4 [pid 1570] close(3) = 0 [pid 1570] write(1, "executing program\n", 18) = 18 [pid 1570] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1570] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1570] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1570] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1570] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1570] eventfd(0) = 4 [pid 1570] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1570] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1570] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1570] memfd_create("syzkaller", 0) = 5 [pid 1570] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1570] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1570] munmap(0x7f319b54f000, 138412032) = 0 [pid 1570] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1570] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1570] ioctl(6, LOOP_CLR_FD) = 0 [pid 1570] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1570] close(6) = 0 [pid 1570] close(5) = 0 [pid 1570] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1570] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1570] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1570] exit_group(0) = ? [pid 1570] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1570, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1572 ./strace-static-x86_64: Process 1572 attached [pid 1572] set_robust_list(0x5555880b8660, 24) = 0 [pid 1572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1572] setpgid(0, 0) = 0 [pid 1572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1572] write(3, "1000", 4) = 4 [pid 1572] close(3) = 0 [pid 1572] write(1, "executing program\n", 18) = 18 [pid 1572] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1572] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1572] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1572] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1572] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1572] eventfd(0) = 4 [pid 1572] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1572] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1572] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1572] memfd_create("syzkaller", 0) = 5 [pid 1572] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1572] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1572] munmap(0x7f319b54f000, 138412032) = 0 [pid 1572] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1572] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1572] ioctl(6, LOOP_CLR_FD) = 0 [pid 1572] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1572] close(6) = 0 [pid 1572] close(5) = 0 [pid 1572] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1572] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1572] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1572] exit_group(0) = ? [pid 1572] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1574 ./strace-static-x86_64: Process 1574 attached [pid 1574] set_robust_list(0x5555880b8660, 24) = 0 [pid 1574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1574] setpgid(0, 0) = 0 [pid 1574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1574] write(3, "1000", 4) = 4 [pid 1574] close(3) = 0 [pid 1574] write(1, "executing program\n", 18) = 18 [pid 1574] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1574] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1574] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1574] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1574] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1574] eventfd(0) = 4 [pid 1574] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1574] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1574] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1574] memfd_create("syzkaller", 0) = 5 [pid 1574] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1574] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1574] munmap(0x7f319b54f000, 138412032) = 0 [pid 1574] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1574] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1574] ioctl(6, LOOP_CLR_FD) = 0 [pid 1574] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1574] close(6) = 0 [pid 1574] close(5) = 0 [pid 1574] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1574] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1574] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1574] exit_group(0) = ? [pid 1574] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1574, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1576 executing program ./strace-static-x86_64: Process 1576 attached [pid 1576] set_robust_list(0x5555880b8660, 24) = 0 [pid 1576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1576] setpgid(0, 0) = 0 [pid 1576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1576] write(3, "1000", 4) = 4 [pid 1576] close(3) = 0 [pid 1576] write(1, "executing program\n", 18) = 18 [pid 1576] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1576] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1576] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1576] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1576] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1576] eventfd(0) = 4 [pid 1576] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1576] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1576] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1576] memfd_create("syzkaller", 0) = 5 [pid 1576] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1576] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1576] munmap(0x7f319b54f000, 138412032) = 0 [pid 1576] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1576] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1576] ioctl(6, LOOP_CLR_FD) = 0 [pid 1576] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1576] close(6) = 0 [pid 1576] close(5) = 0 [pid 1576] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1576] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1576] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1576] exit_group(0) = ? [pid 1576] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1576, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1578 ./strace-static-x86_64: Process 1578 attached [pid 1578] set_robust_list(0x5555880b8660, 24) = 0 [pid 1578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1578] setpgid(0, 0) = 0 [pid 1578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1578] write(3, "1000", 4) = 4 [pid 1578] close(3) = 0 [pid 1578] write(1, "executing program\n", 18) = 18 [pid 1578] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1578] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1578] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1578] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1578] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1578] eventfd(0) = 4 [pid 1578] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1578] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1578] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1578] memfd_create("syzkaller", 0) = 5 [pid 1578] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1578] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1578] munmap(0x7f319b54f000, 138412032) = 0 [pid 1578] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1578] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1578] ioctl(6, LOOP_CLR_FD) = 0 [pid 1578] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1578] close(6) = 0 [pid 1578] close(5) = 0 [pid 1578] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1578] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1578] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1578] exit_group(0) = ? [pid 1578] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1580 ./strace-static-x86_64: Process 1580 attached [pid 1580] set_robust_list(0x5555880b8660, 24) = 0 [pid 1580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1580] setpgid(0, 0) = 0 [pid 1580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1580] write(3, "1000", 4) = 4 [pid 1580] close(3) = 0 [pid 1580] write(1, "executing program\n", 18) = 18 [pid 1580] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1580] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1580] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1580] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1580] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1580] eventfd(0) = 4 [pid 1580] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1580] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1580] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1580] memfd_create("syzkaller", 0) = 5 [pid 1580] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1580] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1580] munmap(0x7f319b54f000, 138412032) = 0 [pid 1580] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1580] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1580] ioctl(6, LOOP_CLR_FD) = 0 [pid 1580] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1580] close(6) = 0 [pid 1580] close(5) = 0 [pid 1580] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1580] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1580] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1580] exit_group(0) = ? [pid 1580] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1582 ./strace-static-x86_64: Process 1582 attached [pid 1582] set_robust_list(0x5555880b8660, 24) = 0 [pid 1582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1582] setpgid(0, 0) = 0 [pid 1582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1582] write(3, "1000", 4) = 4 [pid 1582] close(3) = 0 [pid 1582] write(1, "executing program\n", 18) = 18 [pid 1582] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1582] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1582] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1582] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1582] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1582] eventfd(0) = 4 [pid 1582] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1582] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1582] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1582] memfd_create("syzkaller", 0) = 5 [pid 1582] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1582] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1582] munmap(0x7f319b54f000, 138412032) = 0 [pid 1582] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1582] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1582] ioctl(6, LOOP_CLR_FD) = 0 [pid 1582] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1582] close(6) = 0 [pid 1582] close(5) = 0 [pid 1582] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1582] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1582] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1582] exit_group(0) = ? [pid 1582] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1582, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1584 ./strace-static-x86_64: Process 1584 attached [pid 1584] set_robust_list(0x5555880b8660, 24) = 0 [pid 1584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1584] setpgid(0, 0) = 0 executing program [pid 1584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1584] write(3, "1000", 4) = 4 [pid 1584] close(3) = 0 [pid 1584] write(1, "executing program\n", 18) = 18 [pid 1584] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1584] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1584] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1584] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1584] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1584] eventfd(0) = 4 [pid 1584] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1584] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1584] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1584] memfd_create("syzkaller", 0) = 5 [pid 1584] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1584] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1584] munmap(0x7f319b54f000, 138412032) = 0 [pid 1584] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1584] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1584] ioctl(6, LOOP_CLR_FD) = 0 [pid 1584] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1584] close(6) = 0 [pid 1584] close(5) = 0 [pid 1584] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1584] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1584] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1584] exit_group(0) = ? [pid 1584] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1584, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1586 ./strace-static-x86_64: Process 1586 attached [pid 1586] set_robust_list(0x5555880b8660, 24) = 0 [pid 1586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1586] setpgid(0, 0) = 0 executing program [pid 1586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1586] write(3, "1000", 4) = 4 [pid 1586] close(3) = 0 [pid 1586] write(1, "executing program\n", 18) = 18 [pid 1586] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1586] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1586] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1586] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1586] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1586] eventfd(0) = 4 [pid 1586] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1586] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1586] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1586] memfd_create("syzkaller", 0) = 5 [pid 1586] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1586] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1586] munmap(0x7f319b54f000, 138412032) = 0 [pid 1586] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1586] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1586] ioctl(6, LOOP_CLR_FD) = 0 [pid 1586] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1586] close(6) = 0 [pid 1586] close(5) = 0 [pid 1586] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1586] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1586] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1586] exit_group(0) = ? [pid 1586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1589 ./strace-static-x86_64: Process 1589 attached [pid 1589] set_robust_list(0x5555880b8660, 24) = 0 [pid 1589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1589] setpgid(0, 0) = 0 [pid 1589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1589] write(3, "1000", 4) = 4 [pid 1589] close(3) = 0 [pid 1589] write(1, "executing program\n", 18) = 18 [pid 1589] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1589] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1589] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1589] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1589] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1589] eventfd(0) = 4 [pid 1589] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1589] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1589] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1589] memfd_create("syzkaller", 0) = 5 [pid 1589] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1589] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1589] munmap(0x7f319b54f000, 138412032) = 0 [pid 1589] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1589] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1589] ioctl(6, LOOP_CLR_FD) = 0 [pid 1589] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1589] close(6) = 0 [pid 1589] close(5) = 0 [pid 1589] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1589] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1589] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1589] exit_group(0) = ? [pid 1589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1591 ./strace-static-x86_64: Process 1591 attached [pid 1591] set_robust_list(0x5555880b8660, 24) = 0 [pid 1591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1591] setpgid(0, 0) = 0 [pid 1591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1591] write(3, "1000", 4) = 4 [pid 1591] close(3) = 0 [pid 1591] write(1, "executing program\n", 18executing program ) = 18 [pid 1591] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1591] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1591] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1591] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1591] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1591] eventfd(0) = 4 [pid 1591] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1591] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1591] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1591] memfd_create("syzkaller", 0) = 5 [pid 1591] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1591] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1591] munmap(0x7f319b54f000, 138412032) = 0 [pid 1591] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1591] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1591] ioctl(6, LOOP_CLR_FD) = 0 [pid 1591] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1591] close(6) = 0 [pid 1591] close(5) = 0 [pid 1591] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1591] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1591] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1591] exit_group(0) = ? [pid 1591] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1591, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1593 ./strace-static-x86_64: Process 1593 attached [pid 1593] set_robust_list(0x5555880b8660, 24) = 0 [pid 1593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1593] setpgid(0, 0) = 0 [pid 1593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1593] write(3, "1000", 4) = 4 [pid 1593] close(3executing program ) = 0 [pid 1593] write(1, "executing program\n", 18) = 18 [pid 1593] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1593] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1593] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1593] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1593] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1593] eventfd(0) = 4 [pid 1593] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1593] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1593] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1593] memfd_create("syzkaller", 0) = 5 [pid 1593] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1593] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1593] munmap(0x7f319b54f000, 138412032) = 0 [pid 1593] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1593] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1593] ioctl(6, LOOP_CLR_FD) = 0 [pid 1593] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1593] close(6) = 0 [pid 1593] close(5) = 0 [pid 1593] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1593] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1593] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1593] exit_group(0) = ? [pid 1593] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1593, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1595 ./strace-static-x86_64: Process 1595 attached [pid 1595] set_robust_list(0x5555880b8660, 24) = 0 [pid 1595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1595] setpgid(0, 0) = 0 [pid 1595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1595] write(3, "1000", 4) = 4 [pid 1595] close(3) = 0 [pid 1595] write(1, "executing program\n", 18) = 18 [pid 1595] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1595] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1595] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1595] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1595] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1595] eventfd(0) = 4 [pid 1595] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1595] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1595] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1595] memfd_create("syzkaller", 0) = 5 [pid 1595] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1595] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1595] munmap(0x7f319b54f000, 138412032) = 0 [pid 1595] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1595] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1595] ioctl(6, LOOP_CLR_FD) = 0 [pid 1595] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1595] close(6) = 0 [pid 1595] close(5) = 0 [pid 1595] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1595] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1595] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1595] exit_group(0) = ? [pid 1595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1597 ./strace-static-x86_64: Process 1597 attached [pid 1597] set_robust_list(0x5555880b8660, 24) = 0 [pid 1597] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1597] setpgid(0, 0) = 0 [pid 1597] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1597] write(3, "1000", 4) = 4 [pid 1597] close(3) = 0 [pid 1597] write(1, "executing program\n", 18executing program ) = 18 [pid 1597] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1597] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1597] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1597] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1597] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1597] eventfd(0) = 4 [pid 1597] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1597] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1597] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1597] memfd_create("syzkaller", 0) = 5 [pid 1597] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1597] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1597] munmap(0x7f319b54f000, 138412032) = 0 [pid 1597] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1597] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1597] ioctl(6, LOOP_CLR_FD) = 0 [pid 1597] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1597] close(6) = 0 [pid 1597] close(5) = 0 [pid 1597] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1597] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1597] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1597] exit_group(0) = ? [pid 1597] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1597, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1599 ./strace-static-x86_64: Process 1599 attached [pid 1599] set_robust_list(0x5555880b8660, 24) = 0 [pid 1599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1599] setpgid(0, 0) = 0 [pid 1599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1599] write(3, "1000", 4) = 4 [pid 1599] close(3) = 0 [pid 1599] write(1, "executing program\n", 18) = 18 [pid 1599] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1599] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1599] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1599] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1599] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1599] eventfd(0) = 4 [pid 1599] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1599] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1599] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1599] memfd_create("syzkaller", 0) = 5 [pid 1599] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1599] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1599] munmap(0x7f319b54f000, 138412032) = 0 [pid 1599] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1599] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1599] ioctl(6, LOOP_CLR_FD) = 0 [pid 1599] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1599] close(6) = 0 [pid 1599] close(5) = 0 [pid 1599] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1599] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1599] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1599] exit_group(0) = ? [pid 1599] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1599, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1601 ./strace-static-x86_64: Process 1601 attached [pid 1601] set_robust_list(0x5555880b8660, 24) = 0 [pid 1601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1601] setpgid(0, 0) = 0 [pid 1601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1601] write(3, "1000", 4) = 4 [pid 1601] close(3) = 0 [pid 1601] write(1, "executing program\n", 18) = 18 [pid 1601] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1601] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1601] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1601] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1601] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1601] eventfd(0) = 4 [pid 1601] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1601] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1601] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1601] memfd_create("syzkaller", 0) = 5 [pid 1601] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1601] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1601] munmap(0x7f319b54f000, 138412032) = 0 [pid 1601] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1601] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1601] ioctl(6, LOOP_CLR_FD) = 0 [pid 1601] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1601] close(6) = 0 [pid 1601] close(5) = 0 [pid 1601] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1601] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1601] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1601] exit_group(0) = ? [pid 1601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1603 ./strace-static-x86_64: Process 1603 attached [pid 1603] set_robust_list(0x5555880b8660, 24) = 0 [pid 1603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1603] setpgid(0, 0) = 0 [pid 1603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1603] write(3, "1000", 4) = 4 [pid 1603] close(3) = 0 [pid 1603] write(1, "executing program\n", 18executing program ) = 18 [pid 1603] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1603] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1603] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1603] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1603] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1603] eventfd(0) = 4 [pid 1603] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1603] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1603] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1603] memfd_create("syzkaller", 0) = 5 [pid 1603] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1603] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1603] munmap(0x7f319b54f000, 138412032) = 0 [pid 1603] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1603] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1603] ioctl(6, LOOP_CLR_FD) = 0 [pid 1603] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1603] close(6) = 0 [pid 1603] close(5) = 0 [pid 1603] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1603] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1603] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1603] exit_group(0) = ? [pid 1603] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1603, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1605 ./strace-static-x86_64: Process 1605 attached [pid 1605] set_robust_list(0x5555880b8660, 24) = 0 [pid 1605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1605] setpgid(0, 0) = 0 [pid 1605] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1605] write(3, "1000", 4) = 4 [pid 1605] close(3) = 0 [pid 1605] write(1, "executing program\n", 18) = 18 [pid 1605] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1605] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1605] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1605] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1605] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1605] eventfd(0) = 4 [pid 1605] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1605] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1605] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1605] memfd_create("syzkaller", 0) = 5 [pid 1605] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1605] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1605] munmap(0x7f319b54f000, 138412032) = 0 [pid 1605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1605] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1605] ioctl(6, LOOP_CLR_FD) = 0 [pid 1605] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1605] close(6) = 0 [pid 1605] close(5) = 0 [pid 1605] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1605] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1605] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1605] exit_group(0) = ? [pid 1605] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1605, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1607 ./strace-static-x86_64: Process 1607 attached [pid 1607] set_robust_list(0x5555880b8660, 24) = 0 [pid 1607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1607] setpgid(0, 0) = 0 [pid 1607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1607] write(3, "1000", 4) = 4 [pid 1607] close(3) = 0 [pid 1607] write(1, "executing program\n", 18executing program ) = 18 [pid 1607] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1607] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1607] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1607] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1607] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1607] eventfd(0) = 4 [pid 1607] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1607] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1607] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1607] memfd_create("syzkaller", 0) = 5 [pid 1607] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1607] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1607] munmap(0x7f319b54f000, 138412032) = 0 [pid 1607] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1607] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1607] ioctl(6, LOOP_CLR_FD) = 0 [pid 1607] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1607] close(6) = 0 [pid 1607] close(5) = 0 [pid 1607] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1607] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1607] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1607] exit_group(0) = ? [pid 1607] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1609 ./strace-static-x86_64: Process 1609 attached [pid 1609] set_robust_list(0x5555880b8660, 24) = 0 [pid 1609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1609] setpgid(0, 0) = 0 [pid 1609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1609] write(3, "1000", 4) = 4 [pid 1609] close(3) = 0 [pid 1609] write(1, "executing program\n", 18) = 18 [pid 1609] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1609] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1609] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1609] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1609] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1609] eventfd(0) = 4 [pid 1609] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1609] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1609] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1609] memfd_create("syzkaller", 0) = 5 [pid 1609] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1609] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1609] munmap(0x7f319b54f000, 138412032) = 0 [pid 1609] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1609] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1609] ioctl(6, LOOP_CLR_FD) = 0 [pid 1609] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1609] close(6) = 0 [pid 1609] close(5) = 0 [pid 1609] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1609] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1609] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1609] exit_group(0) = ? [pid 1609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1611 ./strace-static-x86_64: Process 1611 attached [pid 1611] set_robust_list(0x5555880b8660, 24) = 0 [pid 1611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1611] setpgid(0, 0) = 0 [pid 1611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1611] write(3, "1000", 4) = 4 [pid 1611] close(3) = 0 [pid 1611] write(1, "executing program\n", 18executing program ) = 18 [pid 1611] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1611] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1611] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1611] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1611] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1611] eventfd(0) = 4 [pid 1611] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1611] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1611] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1611] memfd_create("syzkaller", 0) = 5 [pid 1611] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1611] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1611] munmap(0x7f319b54f000, 138412032) = 0 [pid 1611] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1611] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1611] ioctl(6, LOOP_CLR_FD) = 0 [pid 1611] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1611] close(6) = 0 [pid 1611] close(5) = 0 [pid 1611] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1611] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1611] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1611] exit_group(0) = ? [pid 1611] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1611, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1613 ./strace-static-x86_64: Process 1613 attached [pid 1613] set_robust_list(0x5555880b8660, 24) = 0 [pid 1613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1613] setpgid(0, 0) = 0 [pid 1613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1613] write(3, "1000", 4) = 4 [pid 1613] close(3) = 0 [pid 1613] write(1, "executing program\n", 18executing program ) = 18 [pid 1613] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1613] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1613] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1613] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1613] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1613] eventfd(0) = 4 [pid 1613] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1613] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1613] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1613] memfd_create("syzkaller", 0) = 5 [pid 1613] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1613] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1613] munmap(0x7f319b54f000, 138412032) = 0 [pid 1613] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1613] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1613] ioctl(6, LOOP_CLR_FD) = 0 [pid 1613] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1613] close(6) = 0 [pid 1613] close(5) = 0 [pid 1613] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1613] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1613] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1613] exit_group(0) = ? [pid 1613] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1613, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1615 ./strace-static-x86_64: Process 1615 attached [pid 1615] set_robust_list(0x5555880b8660, 24) = 0 [pid 1615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1615] setpgid(0, 0) = 0 [pid 1615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1615] write(3, "1000", 4) = 4 [pid 1615] close(3) = 0 [pid 1615] write(1, "executing program\n", 18) = 18 [pid 1615] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1615] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1615] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1615] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1615] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1615] eventfd(0) = 4 [pid 1615] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1615] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1615] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1615] memfd_create("syzkaller", 0) = 5 [pid 1615] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1615] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1615] munmap(0x7f319b54f000, 138412032) = 0 [pid 1615] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1615] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1615] ioctl(6, LOOP_CLR_FD) = 0 [pid 1615] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1615] close(6) = 0 [pid 1615] close(5) = 0 [pid 1615] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1615] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1615] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1615] exit_group(0) = ? [pid 1615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1617 ./strace-static-x86_64: Process 1617 attached [pid 1617] set_robust_list(0x5555880b8660, 24) = 0 [pid 1617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1617] setpgid(0, 0) = 0 [pid 1617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1617] write(3, "1000", 4) = 4 [pid 1617] close(3) = 0 [pid 1617] write(1, "executing program\n", 18) = 18 [pid 1617] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1617] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1617] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1617] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1617] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1617] eventfd(0) = 4 [pid 1617] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1617] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1617] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1617] memfd_create("syzkaller", 0) = 5 [pid 1617] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1617] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1617] munmap(0x7f319b54f000, 138412032) = 0 [pid 1617] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1617] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1617] ioctl(6, LOOP_CLR_FD) = 0 [pid 1617] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1617] close(6) = 0 [pid 1617] close(5) = 0 [pid 1617] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1617] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1617] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1617] exit_group(0) = ? [pid 1617] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1617, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1619 ./strace-static-x86_64: Process 1619 attached [pid 1619] set_robust_list(0x5555880b8660, 24) = 0 [pid 1619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1619] setpgid(0, 0) = 0 [pid 1619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1619] write(3, "1000", 4) = 4 [pid 1619] close(3) = 0 [pid 1619] write(1, "executing program\n", 18) = 18 [pid 1619] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1619] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1619] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1619] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1619] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1619] eventfd(0) = 4 [pid 1619] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1619] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1619] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1619] memfd_create("syzkaller", 0) = 5 [pid 1619] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1619] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1619] munmap(0x7f319b54f000, 138412032) = 0 [pid 1619] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1619] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1619] ioctl(6, LOOP_CLR_FD) = 0 [pid 1619] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1619] close(6) = 0 [pid 1619] close(5) = 0 [pid 1619] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1619] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1619] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1619] exit_group(0) = ? [pid 1619] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1619, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1621 ./strace-static-x86_64: Process 1621 attached [pid 1621] set_robust_list(0x5555880b8660, 24) = 0 [pid 1621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1621] setpgid(0, 0) = 0 [pid 1621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1621] write(3, "1000", 4) = 4 [pid 1621] close(3) = 0 [pid 1621] write(1, "executing program\n", 18) = 18 [pid 1621] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1621] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1621] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1621] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1621] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1621] eventfd(0) = 4 [pid 1621] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1621] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1621] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1621] memfd_create("syzkaller", 0) = 5 [pid 1621] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1621] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1621] munmap(0x7f319b54f000, 138412032) = 0 [pid 1621] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1621] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1621] ioctl(6, LOOP_CLR_FD) = 0 [pid 1621] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1621] close(6) = 0 [pid 1621] close(5) = 0 [pid 1621] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1621] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1621] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1621] exit_group(0) = ? [pid 1621] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1621, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1623 attached , child_tidptr=0x5555880b8650) = 1623 [pid 1623] set_robust_list(0x5555880b8660, 24) = 0 [pid 1623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1623] setpgid(0, 0) = 0 [pid 1623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1623] write(3, "1000", 4) = 4 [pid 1623] close(3) = 0 executing program [pid 1623] write(1, "executing program\n", 18) = 18 [pid 1623] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1623] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1623] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1623] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1623] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1623] eventfd(0) = 4 [pid 1623] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1623] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1623] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1623] memfd_create("syzkaller", 0) = 5 [pid 1623] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1623] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1623] munmap(0x7f319b54f000, 138412032) = 0 [pid 1623] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1623] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1623] ioctl(6, LOOP_CLR_FD) = 0 [pid 1623] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1623] close(6) = 0 [pid 1623] close(5) = 0 [pid 1623] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1623] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1623] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1623] exit_group(0) = ? [pid 1623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1625 ./strace-static-x86_64: Process 1625 attached [pid 1625] set_robust_list(0x5555880b8660, 24) = 0 [pid 1625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1625] setpgid(0, 0) = 0 [pid 1625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1625] write(3, "1000", 4) = 4 [pid 1625] close(3) = 0 [pid 1625] write(1, "executing program\n", 18executing program ) = 18 [pid 1625] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1625] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1625] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1625] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1625] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1625] eventfd(0) = 4 [pid 1625] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1625] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1625] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1625] memfd_create("syzkaller", 0) = 5 [pid 1625] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1625] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1625] munmap(0x7f319b54f000, 138412032) = 0 [pid 1625] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1625] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1625] ioctl(6, LOOP_CLR_FD) = 0 [pid 1625] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1625] close(6) = 0 [pid 1625] close(5) = 0 [pid 1625] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1625] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1625] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1625] exit_group(0) = ? [pid 1625] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1625, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1627 ./strace-static-x86_64: Process 1627 attached [pid 1627] set_robust_list(0x5555880b8660, 24) = 0 [pid 1627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1627] setpgid(0, 0) = 0 [pid 1627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1627] write(3, "1000", 4) = 4 [pid 1627] close(3) = 0 executing program [pid 1627] write(1, "executing program\n", 18) = 18 [pid 1627] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1627] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1627] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1627] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1627] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1627] eventfd(0) = 4 [pid 1627] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1627] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1627] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1627] memfd_create("syzkaller", 0) = 5 [pid 1627] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1627] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1627] munmap(0x7f319b54f000, 138412032) = 0 [pid 1627] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1627] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1627] ioctl(6, LOOP_CLR_FD) = 0 [pid 1627] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1627] close(6) = 0 [pid 1627] close(5) = 0 [pid 1627] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1627] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1627] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1627] exit_group(0) = ? [pid 1627] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1627, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1629 ./strace-static-x86_64: Process 1629 attached [pid 1629] set_robust_list(0x5555880b8660, 24) = 0 [pid 1629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1629] setpgid(0, 0) = 0 [pid 1629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1629] write(3, "1000", 4) = 4 [pid 1629] close(3) = 0 [pid 1629] write(1, "executing program\n", 18executing program ) = 18 [pid 1629] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1629] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1629] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1629] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1629] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1629] eventfd(0) = 4 [pid 1629] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1629] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1629] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1629] memfd_create("syzkaller", 0) = 5 [pid 1629] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1629] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1629] munmap(0x7f319b54f000, 138412032) = 0 [pid 1629] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1629] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1629] ioctl(6, LOOP_CLR_FD) = 0 [pid 1629] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1629] close(6) = 0 [pid 1629] close(5) = 0 [pid 1629] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1629] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1629] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1629] exit_group(0) = ? [pid 1629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1631 ./strace-static-x86_64: Process 1631 attached [pid 1631] set_robust_list(0x5555880b8660, 24) = 0 [pid 1631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1631] setpgid(0, 0) = 0 [pid 1631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1631] write(3, "1000", 4) = 4 [pid 1631] close(3) = 0 [pid 1631] write(1, "executing program\n", 18executing program ) = 18 [pid 1631] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1631] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1631] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1631] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1631] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1631] eventfd(0) = 4 [pid 1631] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1631] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1631] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1631] memfd_create("syzkaller", 0) = 5 [pid 1631] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1631] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1631] munmap(0x7f319b54f000, 138412032) = 0 [pid 1631] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1631] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1631] ioctl(6, LOOP_CLR_FD) = 0 [pid 1631] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1631] close(6) = 0 [pid 1631] close(5) = 0 [pid 1631] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1631] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1631] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1631] exit_group(0) = ? [pid 1631] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1631, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1633 ./strace-static-x86_64: Process 1633 attached [pid 1633] set_robust_list(0x5555880b8660, 24) = 0 [pid 1633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1633] setpgid(0, 0) = 0 [pid 1633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1633] write(3, "1000", 4) = 4 [pid 1633] close(3) = 0 [pid 1633] write(1, "executing program\n", 18) = 18 [pid 1633] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1633] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1633] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1633] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1633] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1633] eventfd(0) = 4 [pid 1633] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1633] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1633] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1633] memfd_create("syzkaller", 0) = 5 [pid 1633] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1633] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1633] munmap(0x7f319b54f000, 138412032) = 0 [pid 1633] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1633] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1633] ioctl(6, LOOP_CLR_FD) = 0 [pid 1633] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1633] close(6) = 0 [pid 1633] close(5) = 0 [pid 1633] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1633] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1633] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1633] exit_group(0) = ? [pid 1633] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1633, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1635 ./strace-static-x86_64: Process 1635 attached [pid 1635] set_robust_list(0x5555880b8660, 24) = 0 [pid 1635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1635] setpgid(0, 0) = 0 [pid 1635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1635] write(3, "1000", 4) = 4 [pid 1635] close(3) = 0 [pid 1635] write(1, "executing program\n", 18executing program ) = 18 [pid 1635] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1635] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1635] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1635] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1635] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1635] eventfd(0) = 4 [pid 1635] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1635] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1635] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1635] memfd_create("syzkaller", 0) = 5 [pid 1635] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1635] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1635] munmap(0x7f319b54f000, 138412032) = 0 [pid 1635] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1635] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1635] ioctl(6, LOOP_CLR_FD) = 0 [pid 1635] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1635] close(6) = 0 [pid 1635] close(5) = 0 [pid 1635] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1635] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1635] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1635] exit_group(0) = ? [pid 1635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1635, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1637 ./strace-static-x86_64: Process 1637 attached [pid 1637] set_robust_list(0x5555880b8660, 24) = 0 [pid 1637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1637] setpgid(0, 0) = 0 [pid 1637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1637] write(3, "1000", 4) = 4 [pid 1637] close(3) = 0 executing program [pid 1637] write(1, "executing program\n", 18) = 18 [pid 1637] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1637] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1637] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1637] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1637] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1637] eventfd(0) = 4 [pid 1637] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1637] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1637] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1637] memfd_create("syzkaller", 0) = 5 [pid 1637] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1637] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1637] munmap(0x7f319b54f000, 138412032) = 0 [pid 1637] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1637] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1637] ioctl(6, LOOP_CLR_FD) = 0 [pid 1637] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1637] close(6) = 0 [pid 1637] close(5) = 0 [pid 1637] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1637] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1637] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1637] exit_group(0) = ? [pid 1637] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1637, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1639 ./strace-static-x86_64: Process 1639 attached [pid 1639] set_robust_list(0x5555880b8660, 24) = 0 [pid 1639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1639] setpgid(0, 0) = 0 [pid 1639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1639] write(3, "1000", 4) = 4 [pid 1639] close(3) = 0 [pid 1639] write(1, "executing program\n", 18) = 18 [pid 1639] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1639] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1639] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1639] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1639] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1639] eventfd(0) = 4 [pid 1639] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1639] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1639] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1639] memfd_create("syzkaller", 0) = 5 [pid 1639] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1639] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1639] munmap(0x7f319b54f000, 138412032) = 0 [pid 1639] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1639] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1639] ioctl(6, LOOP_CLR_FD) = 0 [pid 1639] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1639] close(6) = 0 [pid 1639] close(5) = 0 [pid 1639] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1639] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1639] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1639] exit_group(0) = ? [pid 1639] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1639, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1641 ./strace-static-x86_64: Process 1641 attached [pid 1641] set_robust_list(0x5555880b8660, 24) = 0 [pid 1641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1641] setpgid(0, 0) = 0 [pid 1641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1641] write(3, "1000", 4) = 4 [pid 1641] close(3) = 0 [pid 1641] write(1, "executing program\n", 18) = 18 [pid 1641] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1641] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1641] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1641] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1641] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1641] eventfd(0) = 4 [pid 1641] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1641] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1641] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1641] memfd_create("syzkaller", 0) = 5 [pid 1641] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1641] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1641] munmap(0x7f319b54f000, 138412032) = 0 [pid 1641] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1641] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1641] ioctl(6, LOOP_CLR_FD) = 0 [pid 1641] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1641] close(6) = 0 [pid 1641] close(5) = 0 [pid 1641] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1641] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1641] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1641] exit_group(0) = ? [pid 1641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1643 ./strace-static-x86_64: Process 1643 attached [pid 1643] set_robust_list(0x5555880b8660, 24) = 0 [pid 1643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1643] setpgid(0, 0) = 0 [pid 1643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1643] write(3, "1000", 4) = 4 [pid 1643] close(3) = 0 [pid 1643] write(1, "executing program\n", 18) = 18 [pid 1643] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1643] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1643] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1643] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1643] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1643] eventfd(0) = 4 [pid 1643] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1643] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1643] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1643] memfd_create("syzkaller", 0) = 5 [pid 1643] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1643] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1643] munmap(0x7f319b54f000, 138412032) = 0 [pid 1643] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1643] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1643] ioctl(6, LOOP_CLR_FD) = 0 [pid 1643] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1643] close(6) = 0 [pid 1643] close(5) = 0 [pid 1643] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1643] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1643] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1643] exit_group(0) = ? [pid 1643] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1643, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1645 ./strace-static-x86_64: Process 1645 attached [pid 1645] set_robust_list(0x5555880b8660, 24) = 0 [pid 1645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1645] setpgid(0, 0) = 0 [pid 1645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1645] write(3, "1000", 4) = 4 [pid 1645] close(3) = 0 [pid 1645] write(1, "executing program\n", 18executing program ) = 18 [pid 1645] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1645] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1645] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1645] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1645] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1645] eventfd(0) = 4 [pid 1645] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1645] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1645] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1645] memfd_create("syzkaller", 0) = 5 [pid 1645] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1645] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1645] munmap(0x7f319b54f000, 138412032) = 0 [pid 1645] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1645] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1645] ioctl(6, LOOP_CLR_FD) = 0 [pid 1645] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1645] close(6) = 0 [pid 1645] close(5) = 0 [pid 1645] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1645] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1645] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1645] exit_group(0) = ? [pid 1645] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1645, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1648 ./strace-static-x86_64: Process 1648 attached [pid 1648] set_robust_list(0x5555880b8660, 24) = 0 [pid 1648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1648] setpgid(0, 0) = 0 [pid 1648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1648] write(3, "1000", 4) = 4 [pid 1648] close(3) = 0 [pid 1648] write(1, "executing program\n", 18) = 18 [pid 1648] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1648] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1648] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1648] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1648] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1648] eventfd(0) = 4 [pid 1648] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1648] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1648] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1648] memfd_create("syzkaller", 0) = 5 [pid 1648] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1648] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1648] munmap(0x7f319b54f000, 138412032) = 0 [pid 1648] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1648] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1648] ioctl(6, LOOP_CLR_FD) = 0 [pid 1648] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1648] close(6) = 0 [pid 1648] close(5) = 0 [pid 1648] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1648] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1648] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1648] exit_group(0) = ? [pid 1648] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1648, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1650 ./strace-static-x86_64: Process 1650 attached [pid 1650] set_robust_list(0x5555880b8660, 24) = 0 [pid 1650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1650] setpgid(0, 0) = 0 [pid 1650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1650] write(3, "1000", 4) = 4 [pid 1650] close(3) = 0 [pid 1650] write(1, "executing program\n", 18executing program ) = 18 [pid 1650] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1650] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1650] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1650] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1650] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1650] eventfd(0) = 4 [pid 1650] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1650] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1650] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1650] memfd_create("syzkaller", 0) = 5 [pid 1650] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1650] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1650] munmap(0x7f319b54f000, 138412032) = 0 [pid 1650] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1650] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1650] ioctl(6, LOOP_CLR_FD) = 0 [pid 1650] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1650] close(6) = 0 [pid 1650] close(5) = 0 [pid 1650] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1650] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1650] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1650] exit_group(0) = ? [pid 1650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1650, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1652 ./strace-static-x86_64: Process 1652 attached [pid 1652] set_robust_list(0x5555880b8660, 24) = 0 [pid 1652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1652] setpgid(0, 0) = 0 [pid 1652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1652] write(3, "1000", 4) = 4 [pid 1652] close(3) = 0 [pid 1652] write(1, "executing program\n", 18) = 18 [pid 1652] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1652] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1652] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1652] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1652] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1652] eventfd(0) = 4 [pid 1652] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1652] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1652] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1652] memfd_create("syzkaller", 0) = 5 [pid 1652] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1652] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1652] munmap(0x7f319b54f000, 138412032) = 0 [pid 1652] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1652] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1652] ioctl(6, LOOP_CLR_FD) = 0 [pid 1652] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1652] close(6) = 0 [pid 1652] close(5) = 0 [pid 1652] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1652] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1652] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1652] exit_group(0) = ? [pid 1652] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1652, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1654 ./strace-static-x86_64: Process 1654 attached [pid 1654] set_robust_list(0x5555880b8660, 24) = 0 [pid 1654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1654] setpgid(0, 0) = 0 [pid 1654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1654] write(3, "1000", 4) = 4 [pid 1654] close(3) = 0 [pid 1654] write(1, "executing program\n", 18executing program ) = 18 [pid 1654] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1654] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1654] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1654] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1654] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1654] eventfd(0) = 4 [pid 1654] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1654] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1654] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1654] memfd_create("syzkaller", 0) = 5 [pid 1654] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1654] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1654] munmap(0x7f319b54f000, 138412032) = 0 [pid 1654] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1654] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1654] ioctl(6, LOOP_CLR_FD) = 0 [pid 1654] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1654] close(6) = 0 [pid 1654] close(5) = 0 [pid 1654] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1654] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1654] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1654] exit_group(0) = ? [pid 1654] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1654, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1656 ./strace-static-x86_64: Process 1656 attached [pid 1656] set_robust_list(0x5555880b8660, 24) = 0 [pid 1656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1656] setpgid(0, 0) = 0 [pid 1656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1656] write(3, "1000", 4) = 4 [pid 1656] close(3) = 0 [pid 1656] write(1, "executing program\n", 18) = 18 [pid 1656] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1656] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1656] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1656] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1656] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1656] eventfd(0) = 4 [pid 1656] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1656] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1656] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1656] memfd_create("syzkaller", 0) = 5 [pid 1656] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1656] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1656] munmap(0x7f319b54f000, 138412032) = 0 [pid 1656] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1656] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1656] ioctl(6, LOOP_CLR_FD) = 0 [pid 1656] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1656] close(6) = 0 [pid 1656] close(5) = 0 [pid 1656] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1656] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1656] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1656] exit_group(0) = ? [pid 1656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1656, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1658 ./strace-static-x86_64: Process 1658 attached [pid 1658] set_robust_list(0x5555880b8660, 24) = 0 [pid 1658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1658] setpgid(0, 0) = 0 [pid 1658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1658] write(3, "1000", 4) = 4 [pid 1658] close(3) = 0 [pid 1658] write(1, "executing program\n", 18) = 18 [pid 1658] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1658] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1658] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1658] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1658] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1658] eventfd(0) = 4 [pid 1658] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1658] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1658] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1658] memfd_create("syzkaller", 0) = 5 [pid 1658] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1658] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1658] munmap(0x7f319b54f000, 138412032) = 0 [pid 1658] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1658] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1658] ioctl(6, LOOP_CLR_FD) = 0 [pid 1658] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1658] close(6) = 0 [pid 1658] close(5) = 0 [pid 1658] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1658] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1658] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1658] exit_group(0) = ? [pid 1658] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1658, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1660 ./strace-static-x86_64: Process 1660 attached [pid 1660] set_robust_list(0x5555880b8660, 24) = 0 [pid 1660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1660] setpgid(0, 0) = 0 [pid 1660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1660] write(3, "1000", 4) = 4 [pid 1660] close(3) = 0 [pid 1660] write(1, "executing program\n", 18executing program ) = 18 [pid 1660] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1660] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1660] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1660] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1660] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1660] eventfd(0) = 4 [pid 1660] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1660] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1660] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1660] memfd_create("syzkaller", 0) = 5 [pid 1660] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1660] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1660] munmap(0x7f319b54f000, 138412032) = 0 [pid 1660] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1660] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1660] ioctl(6, LOOP_CLR_FD) = 0 [pid 1660] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1660] close(6) = 0 [pid 1660] close(5) = 0 [pid 1660] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1660] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1660] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1660] exit_group(0) = ? [pid 1660] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1660, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1662 ./strace-static-x86_64: Process 1662 attached [pid 1662] set_robust_list(0x5555880b8660, 24) = 0 [pid 1662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1662] setpgid(0, 0) = 0 [pid 1662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1662] write(3, "1000", 4) = 4 [pid 1662] close(3) = 0 [pid 1662] write(1, "executing program\n", 18) = 18 [pid 1662] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1662] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1662] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1662] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1662] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1662] eventfd(0) = 4 [pid 1662] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1662] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1662] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1662] memfd_create("syzkaller", 0) = 5 [pid 1662] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1662] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1662] munmap(0x7f319b54f000, 138412032) = 0 [pid 1662] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1662] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1662] ioctl(6, LOOP_CLR_FD) = 0 [pid 1662] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1662] close(6) = 0 [pid 1662] close(5) = 0 [pid 1662] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1662] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1662] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1662] exit_group(0) = ? [pid 1662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1662, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1664 ./strace-static-x86_64: Process 1664 attached [pid 1664] set_robust_list(0x5555880b8660, 24) = 0 [pid 1664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1664] setpgid(0, 0) = 0 [pid 1664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1664] write(3, "1000", 4) = 4 [pid 1664] close(3) = 0 [pid 1664] write(1, "executing program\n", 18executing program ) = 18 [pid 1664] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1664] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1664] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1664] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1664] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1664] eventfd(0) = 4 [pid 1664] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1664] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1664] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1664] memfd_create("syzkaller", 0) = 5 [pid 1664] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1664] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1664] munmap(0x7f319b54f000, 138412032) = 0 [pid 1664] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1664] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1664] ioctl(6, LOOP_CLR_FD) = 0 [pid 1664] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1664] close(6) = 0 [pid 1664] close(5) = 0 [pid 1664] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1664] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1664] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1664] exit_group(0) = ? [pid 1664] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1664, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1666 ./strace-static-x86_64: Process 1666 attached [pid 1666] set_robust_list(0x5555880b8660, 24) = 0 [pid 1666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1666] setpgid(0, 0) = 0 [pid 1666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1666] write(3, "1000", 4) = 4 [pid 1666] close(3) = 0 [pid 1666] write(1, "executing program\n", 18executing program ) = 18 [pid 1666] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1666] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1666] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1666] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1666] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1666] eventfd(0) = 4 [pid 1666] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1666] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1666] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1666] memfd_create("syzkaller", 0) = 5 [pid 1666] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1666] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1666] munmap(0x7f319b54f000, 138412032) = 0 [pid 1666] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1666] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1666] ioctl(6, LOOP_CLR_FD) = 0 [pid 1666] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1666] close(6) = 0 [pid 1666] close(5) = 0 [pid 1666] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1666] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1666] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1666] exit_group(0) = ? [pid 1666] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1666, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1668 ./strace-static-x86_64: Process 1668 attached [pid 1668] set_robust_list(0x5555880b8660, 24) = 0 [pid 1668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1668] setpgid(0, 0) = 0 [pid 1668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1668] write(3, "1000", 4) = 4 [pid 1668] close(3) = 0 [pid 1668] write(1, "executing program\n", 18executing program ) = 18 [pid 1668] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1668] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1668] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1668] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1668] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1668] eventfd(0) = 4 [pid 1668] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1668] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1668] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1668] memfd_create("syzkaller", 0) = 5 [pid 1668] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1668] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1668] munmap(0x7f319b54f000, 138412032) = 0 [pid 1668] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1668] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1668] ioctl(6, LOOP_CLR_FD) = 0 [pid 1668] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1668] close(6) = 0 [pid 1668] close(5) = 0 [pid 1668] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1668] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1668] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1668] exit_group(0) = ? [pid 1668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1668, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1670 ./strace-static-x86_64: Process 1670 attached [pid 1670] set_robust_list(0x5555880b8660, 24) = 0 [pid 1670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1670] setpgid(0, 0) = 0 [pid 1670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1670] write(3, "1000", 4) = 4 [pid 1670] close(3) = 0 [pid 1670] write(1, "executing program\n", 18executing program ) = 18 [pid 1670] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1670] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1670] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1670] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1670] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1670] eventfd(0) = 4 [pid 1670] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1670] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1670] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1670] memfd_create("syzkaller", 0) = 5 [pid 1670] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1670] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1670] munmap(0x7f319b54f000, 138412032) = 0 [pid 1670] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1670] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1670] ioctl(6, LOOP_CLR_FD) = 0 [pid 1670] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1670] close(6) = 0 [pid 1670] close(5) = 0 [pid 1670] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1670] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1670] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1670] exit_group(0) = ? [pid 1670] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1670, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1672 ./strace-static-x86_64: Process 1672 attached [pid 1672] set_robust_list(0x5555880b8660, 24) = 0 [pid 1672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1672] setpgid(0, 0) = 0 [pid 1672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1672] write(3, "1000", 4) = 4 [pid 1672] close(3) = 0 [pid 1672] write(1, "executing program\n", 18executing program ) = 18 [pid 1672] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1672] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1672] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1672] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1672] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1672] eventfd(0) = 4 [pid 1672] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1672] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1672] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1672] memfd_create("syzkaller", 0) = 5 [pid 1672] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1672] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1672] munmap(0x7f319b54f000, 138412032) = 0 [pid 1672] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1672] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1672] ioctl(6, LOOP_CLR_FD) = 0 [pid 1672] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1672] close(6) = 0 [pid 1672] close(5) = 0 [pid 1672] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1672] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1672] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1672] exit_group(0) = ? [pid 1672] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1672, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1674 ./strace-static-x86_64: Process 1674 attached [pid 1674] set_robust_list(0x5555880b8660, 24) = 0 [pid 1674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1674] setpgid(0, 0) = 0 [pid 1674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1674] write(3, "1000", 4) = 4 [pid 1674] close(3) = 0 [pid 1674] write(1, "executing program\n", 18) = 18 [pid 1674] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1674] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1674] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1674] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1674] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1674] eventfd(0) = 4 [pid 1674] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1674] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1674] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1674] memfd_create("syzkaller", 0) = 5 [pid 1674] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1674] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1674] munmap(0x7f319b54f000, 138412032) = 0 [pid 1674] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1674] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1674] ioctl(6, LOOP_CLR_FD) = 0 [pid 1674] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1674] close(6) = 0 [pid 1674] close(5) = 0 [pid 1674] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1674] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1674] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1674] exit_group(0) = ? [pid 1674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1674, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1676 ./strace-static-x86_64: Process 1676 attached [pid 1676] set_robust_list(0x5555880b8660, 24) = 0 [pid 1676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1676] setpgid(0, 0) = 0 [pid 1676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1676] write(3, "1000", 4) = 4 [pid 1676] close(3) = 0 [pid 1676] write(1, "executing program\n", 18executing program ) = 18 [pid 1676] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1676] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1676] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1676] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1676] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1676] eventfd(0) = 4 [pid 1676] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1676] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1676] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1676] memfd_create("syzkaller", 0) = 5 [pid 1676] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1676] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1676] munmap(0x7f319b54f000, 138412032) = 0 [pid 1676] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1676] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1676] ioctl(6, LOOP_CLR_FD) = 0 [pid 1676] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1676] close(6) = 0 [pid 1676] close(5) = 0 [pid 1676] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1676] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1676] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1676] exit_group(0) = ? [pid 1676] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1676, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1678 ./strace-static-x86_64: Process 1678 attached [pid 1678] set_robust_list(0x5555880b8660, 24) = 0 [pid 1678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1678] setpgid(0, 0) = 0 [pid 1678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1678] write(3, "1000", 4) = 4 [pid 1678] close(3) = 0 [pid 1678] write(1, "executing program\n", 18) = 18 [pid 1678] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1678] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1678] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1678] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1678] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1678] eventfd(0) = 4 [pid 1678] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1678] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1678] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1678] memfd_create("syzkaller", 0) = 5 [pid 1678] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1678] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1678] munmap(0x7f319b54f000, 138412032) = 0 [pid 1678] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1678] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1678] ioctl(6, LOOP_CLR_FD) = 0 [pid 1678] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1678] close(6) = 0 [pid 1678] close(5) = 0 [pid 1678] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1678] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1678] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1678] exit_group(0) = ? [pid 1678] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1678, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1680 ./strace-static-x86_64: Process 1680 attached [pid 1680] set_robust_list(0x5555880b8660, 24) = 0 [pid 1680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1680] setpgid(0, 0) = 0 [pid 1680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1680] write(3, "1000", 4) = 4 [pid 1680] close(3) = 0 [pid 1680] write(1, "executing program\n", 18) = 18 [pid 1680] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1680] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1680] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1680] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1680] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1680] eventfd(0) = 4 [pid 1680] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1680] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1680] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1680] memfd_create("syzkaller", 0) = 5 [pid 1680] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1680] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1680] munmap(0x7f319b54f000, 138412032) = 0 [pid 1680] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1680] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1680] ioctl(6, LOOP_CLR_FD) = 0 [pid 1680] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1680] close(6) = 0 [pid 1680] close(5) = 0 [pid 1680] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1680] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1680] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1680] exit_group(0) = ? [pid 1680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>executing program ) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1682 ./strace-static-x86_64: Process 1682 attached [pid 1682] set_robust_list(0x5555880b8660, 24) = 0 [pid 1682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1682] setpgid(0, 0) = 0 [pid 1682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1682] write(3, "1000", 4) = 4 [pid 1682] close(3) = 0 [pid 1682] write(1, "executing program\n", 18) = 18 [pid 1682] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1682] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1682] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1682] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1682] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1682] eventfd(0) = 4 [pid 1682] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1682] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1682] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1682] memfd_create("syzkaller", 0) = 5 [pid 1682] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1682] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1682] munmap(0x7f319b54f000, 138412032) = 0 [pid 1682] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1682] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1682] ioctl(6, LOOP_CLR_FD) = 0 [pid 1682] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1682] close(6) = 0 [pid 1682] close(5) = 0 [pid 1682] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1682] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1682] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1682] exit_group(0) = ? [pid 1682] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1682, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1684 ./strace-static-x86_64: Process 1684 attached [pid 1684] set_robust_list(0x5555880b8660, 24) = 0 [pid 1684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1684] setpgid(0, 0) = 0 [pid 1684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1684] write(3, "1000", 4) = 4 [pid 1684] close(3) = 0 [pid 1684] write(1, "executing program\n", 18) = 18 [pid 1684] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1684] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1684] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1684] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1684] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1684] eventfd(0) = 4 [pid 1684] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1684] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1684] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1684] memfd_create("syzkaller", 0) = 5 [pid 1684] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1684] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1684] munmap(0x7f319b54f000, 138412032) = 0 [pid 1684] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1684] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1684] ioctl(6, LOOP_CLR_FD) = 0 [pid 1684] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1684] close(6) = 0 [pid 1684] close(5) = 0 [pid 1684] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1684] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1684] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1684] exit_group(0) = ? [pid 1684] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1684, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1686 ./strace-static-x86_64: Process 1686 attached [pid 1686] set_robust_list(0x5555880b8660, 24) = 0 [pid 1686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1686] setpgid(0, 0) = 0 [pid 1686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1686] write(3, "1000", 4) = 4 [pid 1686] close(3) = 0 [pid 1686] write(1, "executing program\n", 18) = 18 [pid 1686] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1686] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1686] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1686] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1686] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1686] eventfd(0) = 4 [pid 1686] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1686] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1686] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1686] memfd_create("syzkaller", 0) = 5 [pid 1686] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1686] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1686] munmap(0x7f319b54f000, 138412032) = 0 [pid 1686] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1686] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1686] ioctl(6, LOOP_CLR_FD) = 0 [pid 1686] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1686] close(6) = 0 [pid 1686] close(5) = 0 [pid 1686] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1686] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1686] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1686] exit_group(0) = ? [pid 1686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1688 ./strace-static-x86_64: Process 1688 attached [pid 1688] set_robust_list(0x5555880b8660, 24) = 0 [pid 1688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1688] setpgid(0, 0) = 0 [pid 1688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1688] write(3, "1000", 4) = 4 [pid 1688] close(3) = 0 [pid 1688] write(1, "executing program\n", 18) = 18 [pid 1688] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1688] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1688] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1688] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1688] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1688] eventfd(0) = 4 [pid 1688] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1688] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1688] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1688] memfd_create("syzkaller", 0) = 5 [pid 1688] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1688] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1688] munmap(0x7f319b54f000, 138412032) = 0 [pid 1688] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1688] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1688] ioctl(6, LOOP_CLR_FD) = 0 [pid 1688] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1688] close(6) = 0 [pid 1688] close(5) = 0 [pid 1688] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1688] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1688] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1688] exit_group(0) = ? [pid 1688] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1688, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1690 ./strace-static-x86_64: Process 1690 attached [pid 1690] set_robust_list(0x5555880b8660, 24) = 0 [pid 1690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1690] setpgid(0, 0) = 0 [pid 1690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1690] write(3, "1000", 4) = 4 [pid 1690] close(3) = 0 [pid 1690] write(1, "executing program\n", 18) = 18 [pid 1690] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1690] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1690] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1690] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1690] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1690] eventfd(0) = 4 [pid 1690] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1690] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1690] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1690] memfd_create("syzkaller", 0) = 5 [pid 1690] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1690] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1690] munmap(0x7f319b54f000, 138412032) = 0 [pid 1690] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1690] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1690] ioctl(6, LOOP_CLR_FD) = 0 [pid 1690] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1690] close(6) = 0 [pid 1690] close(5) = 0 [pid 1690] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1690] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1690] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1690] exit_group(0) = ? [pid 1690] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1690, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1692 ./strace-static-x86_64: Process 1692 attached [pid 1692] set_robust_list(0x5555880b8660, 24) = 0 [pid 1692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1692] setpgid(0, 0) = 0 [pid 1692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1692] write(3, "1000", 4) = 4 [pid 1692] close(3) = 0 [pid 1692] write(1, "executing program\n", 18) = 18 [pid 1692] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1692] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1692] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1692] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1692] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1692] eventfd(0) = 4 [pid 1692] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1692] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1692] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1692] memfd_create("syzkaller", 0) = 5 [pid 1692] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1692] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1692] munmap(0x7f319b54f000, 138412032) = 0 [pid 1692] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1692] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1692] ioctl(6, LOOP_CLR_FD) = 0 [pid 1692] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1692] close(6) = 0 [pid 1692] close(5) = 0 [pid 1692] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1692] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1692] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1692] exit_group(0) = ? [pid 1692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1692, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1694 ./strace-static-x86_64: Process 1694 attached [pid 1694] set_robust_list(0x5555880b8660, 24) = 0 [pid 1694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1694] setpgid(0, 0) = 0 [pid 1694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1694] write(3, "1000", 4) = 4 [pid 1694] close(3) = 0 [pid 1694] write(1, "executing program\n", 18) = 18 [pid 1694] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1694] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1694] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1694] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1694] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1694] eventfd(0) = 4 [pid 1694] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1694] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1694] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1694] memfd_create("syzkaller", 0) = 5 [pid 1694] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1694] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1694] munmap(0x7f319b54f000, 138412032) = 0 [pid 1694] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1694] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1694] ioctl(6, LOOP_CLR_FD) = 0 [pid 1694] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1694] close(6) = 0 [pid 1694] close(5) = 0 [pid 1694] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1694] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1694] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1694] exit_group(0) = ? [pid 1694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1694, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1696 ./strace-static-x86_64: Process 1696 attached [pid 1696] set_robust_list(0x5555880b8660, 24) = 0 [pid 1696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1696] setpgid(0, 0) = 0 [pid 1696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1696] write(3, "1000", 4) = 4 [pid 1696] close(3) = 0 [pid 1696] write(1, "executing program\n", 18) = 18 [pid 1696] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1696] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1696] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1696] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1696] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1696] eventfd(0) = 4 [pid 1696] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1696] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1696] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1696] memfd_create("syzkaller", 0) = 5 [pid 1696] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1696] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1696] munmap(0x7f319b54f000, 138412032) = 0 [pid 1696] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1696] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1696] ioctl(6, LOOP_CLR_FD) = 0 [pid 1696] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1696] close(6) = 0 [pid 1696] close(5) = 0 [pid 1696] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1696] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1696] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1696] exit_group(0) = ? [pid 1696] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1696, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1698 ./strace-static-x86_64: Process 1698 attached [pid 1698] set_robust_list(0x5555880b8660, 24) = 0 [pid 1698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1698] setpgid(0, 0) = 0 [pid 1698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1698] write(3, "1000", 4) = 4 [pid 1698] close(3) = 0 [pid 1698] write(1, "executing program\n", 18) = 18 [pid 1698] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1698] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1698] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1698] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1698] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1698] eventfd(0) = 4 [pid 1698] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1698] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1698] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1698] memfd_create("syzkaller", 0) = 5 [pid 1698] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1698] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1698] munmap(0x7f319b54f000, 138412032) = 0 [pid 1698] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1698] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1698] ioctl(6, LOOP_CLR_FD) = 0 [pid 1698] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1698] close(6) = 0 [pid 1698] close(5) = 0 [pid 1698] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1698] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1698] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1698] exit_group(0) = ? [pid 1698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1700 ./strace-static-x86_64: Process 1700 attached [pid 1700] set_robust_list(0x5555880b8660, 24) = 0 [pid 1700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1700] setpgid(0, 0) = 0 [pid 1700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1700] write(3, "1000", 4) = 4 [pid 1700] close(3) = 0 [pid 1700] write(1, "executing program\n", 18) = 18 [pid 1700] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1700] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1700] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1700] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1700] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1700] eventfd(0) = 4 [pid 1700] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1700] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1700] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1700] memfd_create("syzkaller", 0) = 5 [pid 1700] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1700] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1700] munmap(0x7f319b54f000, 138412032) = 0 [pid 1700] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1700] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1700] ioctl(6, LOOP_CLR_FD) = 0 [pid 1700] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1700] close(6) = 0 [pid 1700] close(5) = 0 [pid 1700] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1700] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1700] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1700] exit_group(0) = ? [pid 1700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1700, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1702 ./strace-static-x86_64: Process 1702 attached [pid 1702] set_robust_list(0x5555880b8660, 24) = 0 [pid 1702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1702] setpgid(0, 0) = 0 [pid 1702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1702] write(3, "1000", 4) = 4 [pid 1702] close(3) = 0 executing program [pid 1702] write(1, "executing program\n", 18) = 18 [pid 1702] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1702] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1702] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1702] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1702] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1702] eventfd(0) = 4 [pid 1702] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1702] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1702] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1702] memfd_create("syzkaller", 0) = 5 [pid 1702] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1702] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1702] munmap(0x7f319b54f000, 138412032) = 0 [pid 1702] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1702] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1702] ioctl(6, LOOP_CLR_FD) = 0 [pid 1702] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1702] close(6) = 0 [pid 1702] close(5) = 0 [pid 1702] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1702] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1702] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1702] exit_group(0) = ? [pid 1702] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1702, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1704 ./strace-static-x86_64: Process 1704 attached [pid 1704] set_robust_list(0x5555880b8660, 24) = 0 [pid 1704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1704] setpgid(0, 0) = 0 [pid 1704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1704] write(3, "1000", 4) = 4 [pid 1704] close(3) = 0 [pid 1704] write(1, "executing program\n", 18) = 18 [pid 1704] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1704] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1704] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1704] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1704] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1704] eventfd(0) = 4 [pid 1704] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1704] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1704] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1704] memfd_create("syzkaller", 0) = 5 [pid 1704] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1704] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1704] munmap(0x7f319b54f000, 138412032) = 0 [pid 1704] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1704] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1704] ioctl(6, LOOP_CLR_FD) = 0 [pid 1704] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1704] close(6) = 0 [pid 1704] close(5) = 0 [pid 1704] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1704] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1704] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1704] exit_group(0) = ? [pid 1704] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1704, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1707 ./strace-static-x86_64: Process 1707 attached [pid 1707] set_robust_list(0x5555880b8660, 24) = 0 [pid 1707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1707] setpgid(0, 0) = 0 [pid 1707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1707] write(3, "1000", 4) = 4 [pid 1707] close(3) = 0 [pid 1707] write(1, "executing program\n", 18executing program ) = 18 [pid 1707] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1707] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1707] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1707] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1707] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1707] eventfd(0) = 4 [pid 1707] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1707] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1707] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1707] memfd_create("syzkaller", 0) = 5 [pid 1707] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1707] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1707] munmap(0x7f319b54f000, 138412032) = 0 [pid 1707] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1707] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1707] ioctl(6, LOOP_CLR_FD) = 0 [pid 1707] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1707] close(6) = 0 [pid 1707] close(5) = 0 [pid 1707] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1707] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1707] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1707] exit_group(0) = ? [pid 1707] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1707, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1709 ./strace-static-x86_64: Process 1709 attached [pid 1709] set_robust_list(0x5555880b8660, 24) = 0 [pid 1709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1709] setpgid(0, 0) = 0 [pid 1709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1709] write(3, "1000", 4) = 4 [pid 1709] close(3) = 0 [pid 1709] write(1, "executing program\n", 18) = 18 [pid 1709] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1709] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1709] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1709] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1709] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1709] eventfd(0) = 4 [pid 1709] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1709] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1709] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1709] memfd_create("syzkaller", 0) = 5 [pid 1709] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1709] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1709] munmap(0x7f319b54f000, 138412032) = 0 [pid 1709] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1709] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1709] ioctl(6, LOOP_CLR_FD) = 0 [pid 1709] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1709] close(6) = 0 [pid 1709] close(5) = 0 [pid 1709] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1709] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1709] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1709] exit_group(0) = ? [pid 1709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1711 ./strace-static-x86_64: Process 1711 attached [pid 1711] set_robust_list(0x5555880b8660, 24) = 0 [pid 1711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1711] setpgid(0, 0) = 0 [pid 1711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1711] write(3, "1000", 4) = 4 [pid 1711] close(3) = 0 [pid 1711] write(1, "executing program\n", 18) = 18 [pid 1711] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1711] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1711] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1711] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1711] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1711] eventfd(0) = 4 [pid 1711] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1711] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1711] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1711] memfd_create("syzkaller", 0) = 5 [pid 1711] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1711] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1711] munmap(0x7f319b54f000, 138412032) = 0 [pid 1711] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1711] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1711] ioctl(6, LOOP_CLR_FD) = 0 [pid 1711] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1711] close(6) = 0 [pid 1711] close(5) = 0 [pid 1711] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1711] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1711] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1711] exit_group(0) = ? [pid 1711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1713 ./strace-static-x86_64: Process 1713 attached [pid 1713] set_robust_list(0x5555880b8660, 24) = 0 [pid 1713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1713] setpgid(0, 0) = 0 [pid 1713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1713] write(3, "1000", 4) = 4 [pid 1713] close(3) = 0 [pid 1713] write(1, "executing program\n", 18) = 18 [pid 1713] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1713] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1713] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1713] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1713] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1713] eventfd(0) = 4 [pid 1713] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1713] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1713] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1713] memfd_create("syzkaller", 0) = 5 [pid 1713] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1713] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1713] munmap(0x7f319b54f000, 138412032) = 0 [pid 1713] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1713] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1713] ioctl(6, LOOP_CLR_FD) = 0 [pid 1713] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1713] close(6) = 0 [pid 1713] close(5) = 0 [pid 1713] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1713] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1713] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1713] exit_group(0) = ? [pid 1713] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1713, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1715 ./strace-static-x86_64: Process 1715 attached [pid 1715] set_robust_list(0x5555880b8660, 24) = 0 [pid 1715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1715] setpgid(0, 0) = 0 [pid 1715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1715] write(3, "1000", 4) = 4 [pid 1715] close(3) = 0 [pid 1715] write(1, "executing program\n", 18) = 18 [pid 1715] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1715] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1715] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1715] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1715] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1715] eventfd(0) = 4 [pid 1715] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1715] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1715] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1715] memfd_create("syzkaller", 0) = 5 [pid 1715] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1715] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1715] munmap(0x7f319b54f000, 138412032) = 0 [pid 1715] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1715] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1715] ioctl(6, LOOP_CLR_FD) = 0 [pid 1715] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1715] close(6) = 0 [pid 1715] close(5) = 0 [pid 1715] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1715] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1715] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1715] exit_group(0) = ? [pid 1715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1715, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1717 ./strace-static-x86_64: Process 1717 attached [pid 1717] set_robust_list(0x5555880b8660, 24) = 0 [pid 1717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1717] setpgid(0, 0) = 0 [pid 1717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1717] write(3, "1000", 4) = 4 [pid 1717] close(3) = 0 [pid 1717] write(1, "executing program\n", 18) = 18 [pid 1717] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1717] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1717] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1717] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1717] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1717] eventfd(0) = 4 [pid 1717] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1717] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1717] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1717] memfd_create("syzkaller", 0) = 5 [pid 1717] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1717] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1717] munmap(0x7f319b54f000, 138412032) = 0 [pid 1717] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1717] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1717] ioctl(6, LOOP_CLR_FD) = 0 [pid 1717] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1717] close(6) = 0 [pid 1717] close(5) = 0 [pid 1717] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1717] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1717] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1717] exit_group(0) = ? [pid 1717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1719 ./strace-static-x86_64: Process 1719 attached [pid 1719] set_robust_list(0x5555880b8660, 24) = 0 [pid 1719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1719] setpgid(0, 0) = 0 [pid 1719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1719] write(3, "1000", 4) = 4 [pid 1719] close(3) = 0 [pid 1719] write(1, "executing program\n", 18) = 18 [pid 1719] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1719] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1719] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1719] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1719] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1719] eventfd(0) = 4 [pid 1719] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1719] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1719] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1719] memfd_create("syzkaller", 0) = 5 [pid 1719] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1719] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1719] munmap(0x7f319b54f000, 138412032) = 0 [pid 1719] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1719] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1719] ioctl(6, LOOP_CLR_FD) = 0 [pid 1719] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1719] close(6) = 0 [pid 1719] close(5) = 0 [pid 1719] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1719] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1719] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1719] exit_group(0) = ? [pid 1719] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1719, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1721 ./strace-static-x86_64: Process 1721 attached [pid 1721] set_robust_list(0x5555880b8660, 24) = 0 [pid 1721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1721] setpgid(0, 0) = 0 [pid 1721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1721] write(3, "1000", 4) = 4 [pid 1721] close(3) = 0 [pid 1721] write(1, "executing program\n", 18) = 18 [pid 1721] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1721] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1721] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1721] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1721] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1721] eventfd(0) = 4 [pid 1721] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1721] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1721] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1721] memfd_create("syzkaller", 0) = 5 [pid 1721] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1721] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1721] munmap(0x7f319b54f000, 138412032) = 0 [pid 1721] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1721] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1721] ioctl(6, LOOP_CLR_FD) = 0 [pid 1721] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1721] close(6) = 0 [pid 1721] close(5) = 0 [pid 1721] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1721] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1721] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1721] exit_group(0) = ? [pid 1721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1721, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1723 ./strace-static-x86_64: Process 1723 attached [pid 1723] set_robust_list(0x5555880b8660, 24) = 0 [pid 1723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1723] setpgid(0, 0) = 0 [pid 1723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1723] write(3, "1000", 4) = 4 [pid 1723] close(3) = 0 [pid 1723] write(1, "executing program\n", 18executing program ) = 18 [pid 1723] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1723] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1723] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1723] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1723] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1723] eventfd(0) = 4 [pid 1723] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1723] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1723] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1723] memfd_create("syzkaller", 0) = 5 [pid 1723] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1723] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1723] munmap(0x7f319b54f000, 138412032) = 0 [pid 1723] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1723] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1723] ioctl(6, LOOP_CLR_FD) = 0 [pid 1723] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1723] close(6) = 0 [pid 1723] close(5) = 0 [pid 1723] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1723] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1723] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1723] exit_group(0) = ? [pid 1723] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1723, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1725 ./strace-static-x86_64: Process 1725 attached [pid 1725] set_robust_list(0x5555880b8660, 24) = 0 [pid 1725] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 1725] setpgid(0, 0) = 0 [pid 1725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1725] write(3, "1000", 4) = 4 [pid 1725] close(3) = 0 [pid 1725] write(1, "executing program\n", 18) = 18 [pid 1725] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1725] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1725] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1725] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1725] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1725] eventfd(0) = 4 [pid 1725] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1725] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1725] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1725] memfd_create("syzkaller", 0) = 5 [pid 1725] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1725] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1725] munmap(0x7f319b54f000, 138412032) = 0 [pid 1725] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1725] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1725] ioctl(6, LOOP_CLR_FD) = 0 [pid 1725] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1725] close(6) = 0 [pid 1725] close(5) = 0 [pid 1725] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1725] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1725] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1725] exit_group(0) = ? [pid 1725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1727 ./strace-static-x86_64: Process 1727 attached [pid 1727] set_robust_list(0x5555880b8660, 24) = 0 [pid 1727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1727] setpgid(0, 0) = 0 [pid 1727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1727] write(3, "1000", 4) = 4 [pid 1727] close(3) = 0 [pid 1727] write(1, "executing program\n", 18) = 18 [pid 1727] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1727] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1727] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1727] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1727] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1727] eventfd(0) = 4 [pid 1727] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1727] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1727] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1727] memfd_create("syzkaller", 0) = 5 [pid 1727] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1727] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1727] munmap(0x7f319b54f000, 138412032) = 0 [pid 1727] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1727] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1727] ioctl(6, LOOP_CLR_FD) = 0 [pid 1727] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1727] close(6) = 0 [pid 1727] close(5) = 0 [pid 1727] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1727] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1727] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1727] exit_group(0) = ? [pid 1727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1729 ./strace-static-x86_64: Process 1729 attached [pid 1729] set_robust_list(0x5555880b8660, 24) = 0 [pid 1729] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1729] setpgid(0, 0) = 0 [pid 1729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1729] write(3, "1000", 4) = 4 [pid 1729] close(3) = 0 [pid 1729] write(1, "executing program\n", 18) = 18 [pid 1729] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1729] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1729] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1729] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1729] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1729] eventfd(0) = 4 [pid 1729] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1729] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1729] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1729] memfd_create("syzkaller", 0) = 5 [pid 1729] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1729] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1729] munmap(0x7f319b54f000, 138412032) = 0 [pid 1729] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1729] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1729] ioctl(6, LOOP_CLR_FD) = 0 [pid 1729] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1729] close(6) = 0 [pid 1729] close(5) = 0 [pid 1729] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1729] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1729] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1729] exit_group(0) = ? [pid 1729] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1729, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1731 ./strace-static-x86_64: Process 1731 attached [pid 1731] set_robust_list(0x5555880b8660, 24) = 0 [pid 1731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1731] setpgid(0, 0) = 0 [pid 1731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1731] write(3, "1000", 4) = 4 [pid 1731] close(3) = 0 [pid 1731] write(1, "executing program\n", 18) = 18 [pid 1731] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1731] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1731] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1731] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1731] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1731] eventfd(0) = 4 [pid 1731] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1731] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1731] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1731] memfd_create("syzkaller", 0) = 5 [pid 1731] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1731] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1731] munmap(0x7f319b54f000, 138412032) = 0 [pid 1731] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1731] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1731] ioctl(6, LOOP_CLR_FD) = 0 [pid 1731] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1731] close(6) = 0 [pid 1731] close(5) = 0 [pid 1731] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1731] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1731] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1731] exit_group(0) = ? [pid 1731] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1731, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1733 ./strace-static-x86_64: Process 1733 attached [pid 1733] set_robust_list(0x5555880b8660, 24) = 0 [pid 1733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1733] setpgid(0, 0) = 0 [pid 1733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1733] write(3, "1000", 4) = 4 [pid 1733] close(3) = 0 [pid 1733] write(1, "executing program\n", 18) = 18 [pid 1733] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1733] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1733] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1733] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1733] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1733] eventfd(0) = 4 [pid 1733] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1733] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1733] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1733] memfd_create("syzkaller", 0) = 5 [pid 1733] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1733] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1733] munmap(0x7f319b54f000, 138412032) = 0 [pid 1733] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1733] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1733] ioctl(6, LOOP_CLR_FD) = 0 [pid 1733] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1733] close(6) = 0 [pid 1733] close(5) = 0 [pid 1733] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1733] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1733] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1733] exit_group(0) = ? [pid 1733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1733, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1735 ./strace-static-x86_64: Process 1735 attached [pid 1735] set_robust_list(0x5555880b8660, 24) = 0 [pid 1735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1735] setpgid(0, 0) = 0 [pid 1735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1735] write(3, "1000", 4) = 4 [pid 1735] close(3) = 0 [pid 1735] write(1, "executing program\n", 18executing program ) = 18 [pid 1735] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1735] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1735] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1735] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1735] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1735] eventfd(0) = 4 [pid 1735] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1735] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1735] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1735] memfd_create("syzkaller", 0) = 5 [pid 1735] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1735] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1735] munmap(0x7f319b54f000, 138412032) = 0 [pid 1735] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1735] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1735] ioctl(6, LOOP_CLR_FD) = 0 [pid 1735] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1735] close(6) = 0 [pid 1735] close(5) = 0 [pid 1735] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1735] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1735] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1735] exit_group(0) = ? [pid 1735] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1735, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1737 attached , child_tidptr=0x5555880b8650) = 1737 [pid 1737] set_robust_list(0x5555880b8660, 24) = 0 [pid 1737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1737] setpgid(0, 0) = 0 [pid 1737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1737] write(3, "1000", 4) = 4 [pid 1737] close(3) = 0 [pid 1737] write(1, "executing program\n", 18executing program ) = 18 [pid 1737] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1737] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1737] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1737] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1737] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1737] eventfd(0) = 4 [pid 1737] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1737] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1737] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1737] memfd_create("syzkaller", 0) = 5 [pid 1737] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1737] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1737] munmap(0x7f319b54f000, 138412032) = 0 [pid 1737] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1737] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1737] ioctl(6, LOOP_CLR_FD) = 0 [pid 1737] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1737] close(6) = 0 [pid 1737] close(5) = 0 [pid 1737] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1737] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1737] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1737] exit_group(0) = ? [pid 1737] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1737, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1739 ./strace-static-x86_64: Process 1739 attached [pid 1739] set_robust_list(0x5555880b8660, 24) = 0 [pid 1739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1739] setpgid(0, 0) = 0 [pid 1739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1739] write(3, "1000", 4) = 4 [pid 1739] close(3) = 0 [pid 1739] write(1, "executing program\n", 18executing program ) = 18 [pid 1739] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1739] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1739] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1739] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1739] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1739] eventfd(0) = 4 [pid 1739] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1739] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1739] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1739] memfd_create("syzkaller", 0) = 5 [pid 1739] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1739] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1739] munmap(0x7f319b54f000, 138412032) = 0 [pid 1739] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1739] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1739] ioctl(6, LOOP_CLR_FD) = 0 [pid 1739] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1739] close(6) = 0 [pid 1739] close(5) = 0 [pid 1739] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1739] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1739] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1739] exit_group(0) = ? [pid 1739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1741 ./strace-static-x86_64: Process 1741 attached [pid 1741] set_robust_list(0x5555880b8660, 24) = 0 [pid 1741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1741] setpgid(0, 0) = 0 [pid 1741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1741] write(3, "1000", 4) = 4 [pid 1741] close(3) = 0 [pid 1741] write(1, "executing program\n", 18executing program ) = 18 [pid 1741] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1741] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1741] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1741] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1741] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1741] eventfd(0) = 4 [pid 1741] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1741] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1741] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1741] memfd_create("syzkaller", 0) = 5 [pid 1741] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1741] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1741] munmap(0x7f319b54f000, 138412032) = 0 [pid 1741] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1741] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1741] ioctl(6, LOOP_CLR_FD) = 0 [pid 1741] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1741] close(6) = 0 [pid 1741] close(5) = 0 [pid 1741] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1741] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1741] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1741] exit_group(0) = ? [pid 1741] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1741, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1743 ./strace-static-x86_64: Process 1743 attached [pid 1743] set_robust_list(0x5555880b8660, 24) = 0 [pid 1743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1743] setpgid(0, 0) = 0 [pid 1743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1743] write(3, "1000", 4) = 4 [pid 1743] close(3) = 0 [pid 1743] write(1, "executing program\n", 18executing program ) = 18 [pid 1743] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1743] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1743] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1743] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1743] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1743] eventfd(0) = 4 [pid 1743] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1743] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1743] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1743] memfd_create("syzkaller", 0) = 5 [pid 1743] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1743] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1743] munmap(0x7f319b54f000, 138412032) = 0 [pid 1743] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1743] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1743] ioctl(6, LOOP_CLR_FD) = 0 [pid 1743] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1743] close(6) = 0 [pid 1743] close(5) = 0 [pid 1743] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1743] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1743] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1743] exit_group(0) = ? [pid 1743] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1743, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1745 ./strace-static-x86_64: Process 1745 attached [pid 1745] set_robust_list(0x5555880b8660, 24) = 0 [pid 1745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1745] setpgid(0, 0) = 0 [pid 1745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1745] write(3, "1000", 4) = 4 [pid 1745] close(3) = 0 executing program [pid 1745] write(1, "executing program\n", 18) = 18 [pid 1745] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1745] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1745] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1745] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1745] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1745] eventfd(0) = 4 [pid 1745] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1745] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1745] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1745] memfd_create("syzkaller", 0) = 5 [pid 1745] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1745] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1745] munmap(0x7f319b54f000, 138412032) = 0 [pid 1745] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1745] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1745] ioctl(6, LOOP_CLR_FD) = 0 [pid 1745] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1745] close(6) = 0 [pid 1745] close(5) = 0 [pid 1745] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1745] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1745] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1745] exit_group(0) = ? [pid 1745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1747 ./strace-static-x86_64: Process 1747 attached [pid 1747] set_robust_list(0x5555880b8660, 24) = 0 [pid 1747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1747] setpgid(0, 0) = 0 [pid 1747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1747] write(3, "1000", 4) = 4 [pid 1747] close(3) = 0 [pid 1747] write(1, "executing program\n", 18executing program ) = 18 [pid 1747] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1747] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1747] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1747] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1747] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1747] eventfd(0) = 4 [pid 1747] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1747] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1747] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1747] memfd_create("syzkaller", 0) = 5 [pid 1747] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1747] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1747] munmap(0x7f319b54f000, 138412032) = 0 [pid 1747] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1747] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1747] ioctl(6, LOOP_CLR_FD) = 0 [pid 1747] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1747] close(6) = 0 [pid 1747] close(5) = 0 [pid 1747] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1747] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1747] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1747] exit_group(0) = ? [pid 1747] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1747, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1749 ./strace-static-x86_64: Process 1749 attached [pid 1749] set_robust_list(0x5555880b8660, 24) = 0 [pid 1749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1749] setpgid(0, 0) = 0 [pid 1749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1749] write(3, "1000", 4) = 4 [pid 1749] close(3) = 0 [pid 1749] write(1, "executing program\n", 18executing program ) = 18 [pid 1749] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1749] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1749] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1749] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1749] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1749] eventfd(0) = 4 [pid 1749] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1749] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1749] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1749] memfd_create("syzkaller", 0) = 5 [pid 1749] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1749] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1749] munmap(0x7f319b54f000, 138412032) = 0 [pid 1749] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1749] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1749] ioctl(6, LOOP_CLR_FD) = 0 [pid 1749] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1749] close(6) = 0 [pid 1749] close(5) = 0 [pid 1749] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1749] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1749] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1749] exit_group(0) = ? [pid 1749] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1749, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1751 attached , child_tidptr=0x5555880b8650) = 1751 [pid 1751] set_robust_list(0x5555880b8660, 24) = 0 [pid 1751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1751] setpgid(0, 0) = 0 [pid 1751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1751] write(3, "1000", 4) = 4 [pid 1751] close(3executing program ) = 0 [pid 1751] write(1, "executing program\n", 18) = 18 [pid 1751] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1751] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1751] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1751] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1751] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1751] eventfd(0) = 4 [pid 1751] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1751] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1751] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1751] memfd_create("syzkaller", 0) = 5 [pid 1751] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1751] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1751] munmap(0x7f319b54f000, 138412032) = 0 [pid 1751] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1751] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1751] ioctl(6, LOOP_CLR_FD) = 0 [pid 1751] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1751] close(6) = 0 [pid 1751] close(5) = 0 [pid 1751] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1751] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1751] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1751] exit_group(0) = ? [pid 1751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1751, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1753 ./strace-static-x86_64: Process 1753 attached [pid 1753] set_robust_list(0x5555880b8660, 24) = 0 [pid 1753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1753] setpgid(0, 0) = 0 [pid 1753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1753] write(3, "1000", 4) = 4 [pid 1753] close(3) = 0 [pid 1753] write(1, "executing program\n", 18) = 18 [pid 1753] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1753] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1753] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1753] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1753] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1753] eventfd(0) = 4 [pid 1753] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1753] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1753] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1753] memfd_create("syzkaller", 0) = 5 [pid 1753] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1753] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1753] munmap(0x7f319b54f000, 138412032) = 0 [pid 1753] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1753] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1753] ioctl(6, LOOP_CLR_FD) = 0 [pid 1753] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1753] close(6) = 0 [pid 1753] close(5) = 0 [pid 1753] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1753] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1753] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1753] exit_group(0) = ? [pid 1753] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1753, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1755 ./strace-static-x86_64: Process 1755 attached [pid 1755] set_robust_list(0x5555880b8660, 24) = 0 [pid 1755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1755] setpgid(0, 0) = 0 [pid 1755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1755] write(3, "1000", 4) = 4 [pid 1755] close(3) = 0 [pid 1755] write(1, "executing program\n", 18) = 18 [pid 1755] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1755] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1755] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1755] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1755] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1755] eventfd(0) = 4 [pid 1755] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1755] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1755] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1755] memfd_create("syzkaller", 0) = 5 [pid 1755] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1755] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1755] munmap(0x7f319b54f000, 138412032) = 0 [pid 1755] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1755] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1755] ioctl(6, LOOP_CLR_FD) = 0 [pid 1755] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1755] close(6) = 0 [pid 1755] close(5) = 0 [pid 1755] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1755] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1755] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1755] exit_group(0) = ? [pid 1755] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1755, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1757 ./strace-static-x86_64: Process 1757 attached [pid 1757] set_robust_list(0x5555880b8660, 24) = 0 [pid 1757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1757] setpgid(0, 0) = 0 [pid 1757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1757] write(3, "1000", 4) = 4 [pid 1757] close(3) = 0 [pid 1757] write(1, "executing program\n", 18) = 18 [pid 1757] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1757] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1757] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1757] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1757] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1757] eventfd(0) = 4 [pid 1757] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1757] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1757] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1757] memfd_create("syzkaller", 0) = 5 [pid 1757] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1757] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1757] munmap(0x7f319b54f000, 138412032) = 0 [pid 1757] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1757] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1757] ioctl(6, LOOP_CLR_FD) = 0 [pid 1757] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1757] close(6) = 0 [pid 1757] close(5) = 0 [pid 1757] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1757] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1757] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1757] exit_group(0) = ? [pid 1757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1757, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1759 ./strace-static-x86_64: Process 1759 attached [pid 1759] set_robust_list(0x5555880b8660, 24) = 0 [pid 1759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1759] setpgid(0, 0) = 0 [pid 1759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1759] write(3, "1000", 4) = 4 [pid 1759] close(3) = 0 [pid 1759] write(1, "executing program\n", 18) = 18 [pid 1759] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1759] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1759] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1759] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1759] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1759] eventfd(0) = 4 [pid 1759] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1759] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1759] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1759] memfd_create("syzkaller", 0) = 5 [pid 1759] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1759] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1759] munmap(0x7f319b54f000, 138412032) = 0 [pid 1759] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1759] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1759] ioctl(6, LOOP_CLR_FD) = 0 [pid 1759] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1759] close(6) = 0 [pid 1759] close(5) = 0 [pid 1759] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1759] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1759] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1759] exit_group(0) = ? [pid 1759] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1759, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1761 ./strace-static-x86_64: Process 1761 attached [pid 1761] set_robust_list(0x5555880b8660, 24) = 0 [pid 1761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1761] setpgid(0, 0) = 0 [pid 1761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1761] write(3, "1000", 4) = 4 [pid 1761] close(3) = 0 [pid 1761] write(1, "executing program\n", 18) = 18 [pid 1761] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1761] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1761] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1761] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1761] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1761] eventfd(0) = 4 [pid 1761] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1761] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1761] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1761] memfd_create("syzkaller", 0) = 5 [pid 1761] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1761] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1761] munmap(0x7f319b54f000, 138412032) = 0 [pid 1761] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1761] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1761] ioctl(6, LOOP_CLR_FD) = 0 [pid 1761] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1761] close(6) = 0 [pid 1761] close(5) = 0 [pid 1761] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1761] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1761] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1761] exit_group(0) = ? [pid 1761] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1761, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1764 ./strace-static-x86_64: Process 1764 attached [pid 1764] set_robust_list(0x5555880b8660, 24) = 0 [pid 1764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1764] setpgid(0, 0) = 0 executing program [pid 1764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1764] write(3, "1000", 4) = 4 [pid 1764] close(3) = 0 [pid 1764] write(1, "executing program\n", 18) = 18 [pid 1764] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1764] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1764] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1764] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1764] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1764] eventfd(0) = 4 [pid 1764] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1764] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1764] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1764] memfd_create("syzkaller", 0) = 5 [pid 1764] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1764] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1764] munmap(0x7f319b54f000, 138412032) = 0 [pid 1764] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1764] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1764] ioctl(6, LOOP_CLR_FD) = 0 [pid 1764] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1764] close(6) = 0 [pid 1764] close(5) = 0 [pid 1764] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1764] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1764] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1764] exit_group(0) = ? [pid 1764] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1764, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1766 ./strace-static-x86_64: Process 1766 attached [pid 1766] set_robust_list(0x5555880b8660, 24) = 0 [pid 1766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1766] setpgid(0, 0) = 0 [pid 1766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1766] write(3, "1000", 4) = 4 [pid 1766] close(3) = 0 [pid 1766] write(1, "executing program\n", 18) = 18 [pid 1766] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1766] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1766] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1766] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1766] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1766] eventfd(0) = 4 [pid 1766] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1766] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1766] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1766] memfd_create("syzkaller", 0) = 5 [pid 1766] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1766] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1766] munmap(0x7f319b54f000, 138412032) = 0 [pid 1766] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1766] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1766] ioctl(6, LOOP_CLR_FD) = 0 [pid 1766] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1766] close(6) = 0 [pid 1766] close(5) = 0 [pid 1766] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1766] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1766] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1766] exit_group(0) = ? [pid 1766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1768 ./strace-static-x86_64: Process 1768 attached [pid 1768] set_robust_list(0x5555880b8660, 24) = 0 [pid 1768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1768] setpgid(0, 0) = 0 [pid 1768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1768] write(3, "1000", 4) = 4 [pid 1768] close(3) = 0 [pid 1768] write(1, "executing program\n", 18executing program ) = 18 [pid 1768] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1768] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1768] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1768] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1768] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1768] eventfd(0) = 4 [pid 1768] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1768] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1768] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1768] memfd_create("syzkaller", 0) = 5 [pid 1768] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1768] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1768] munmap(0x7f319b54f000, 138412032) = 0 [pid 1768] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1768] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1768] ioctl(6, LOOP_CLR_FD) = 0 [pid 1768] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1768] close(6) = 0 [pid 1768] close(5) = 0 [pid 1768] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1768] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1768] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1768] exit_group(0) = ? [pid 1768] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1768, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1770 ./strace-static-x86_64: Process 1770 attached [pid 1770] set_robust_list(0x5555880b8660, 24) = 0 [pid 1770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1770] setpgid(0, 0) = 0 [pid 1770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1770] write(3, "1000", 4) = 4 [pid 1770] close(3) = 0 [pid 1770] write(1, "executing program\n", 18executing program ) = 18 [pid 1770] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1770] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1770] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1770] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1770] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1770] eventfd(0) = 4 [pid 1770] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1770] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1770] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1770] memfd_create("syzkaller", 0) = 5 [pid 1770] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1770] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1770] munmap(0x7f319b54f000, 138412032) = 0 [pid 1770] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1770] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1770] ioctl(6, LOOP_CLR_FD) = 0 [pid 1770] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1770] close(6) = 0 [pid 1770] close(5) = 0 [pid 1770] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1770] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1770] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1770] exit_group(0) = ? [pid 1770] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1772 ./strace-static-x86_64: Process 1772 attached [pid 1772] set_robust_list(0x5555880b8660, 24) = 0 [pid 1772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1772] setpgid(0, 0) = 0 [pid 1772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1772] write(3, "1000", 4) = 4 [pid 1772] close(3) = 0 executing program [pid 1772] write(1, "executing program\n", 18) = 18 [pid 1772] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1772] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1772] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1772] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1772] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1772] eventfd(0) = 4 [pid 1772] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1772] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1772] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1772] memfd_create("syzkaller", 0) = 5 [pid 1772] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1772] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1772] munmap(0x7f319b54f000, 138412032) = 0 [pid 1772] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1772] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1772] ioctl(6, LOOP_CLR_FD) = 0 [pid 1772] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1772] close(6) = 0 [pid 1772] close(5) = 0 [pid 1772] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1772] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1772] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1772] exit_group(0) = ? [pid 1772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1772, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1774 ./strace-static-x86_64: Process 1774 attached [pid 1774] set_robust_list(0x5555880b8660, 24) = 0 [pid 1774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1774] setpgid(0, 0) = 0 [pid 1774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1774] write(3, "1000", 4executing program ) = 4 [pid 1774] close(3) = 0 [pid 1774] write(1, "executing program\n", 18) = 18 [pid 1774] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1774] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1774] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1774] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1774] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1774] eventfd(0) = 4 [pid 1774] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1774] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1774] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1774] memfd_create("syzkaller", 0) = 5 [pid 1774] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1774] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1774] munmap(0x7f319b54f000, 138412032) = 0 [pid 1774] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1774] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1774] ioctl(6, LOOP_CLR_FD) = 0 [pid 1774] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1774] close(6) = 0 [pid 1774] close(5) = 0 [pid 1774] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1774] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1774] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1774] exit_group(0) = ? [pid 1774] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1774, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1776 ./strace-static-x86_64: Process 1776 attached [pid 1776] set_robust_list(0x5555880b8660, 24) = 0 [pid 1776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1776] setpgid(0, 0) = 0 [pid 1776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1776] write(3, "1000", 4) = 4 [pid 1776] close(3) = 0 executing program [pid 1776] write(1, "executing program\n", 18) = 18 [pid 1776] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1776] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1776] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1776] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1776] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1776] eventfd(0) = 4 [pid 1776] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1776] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1776] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1776] memfd_create("syzkaller", 0) = 5 [pid 1776] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1776] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1776] munmap(0x7f319b54f000, 138412032) = 0 [pid 1776] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1776] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1776] ioctl(6, LOOP_CLR_FD) = 0 [pid 1776] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1776] close(6) = 0 [pid 1776] close(5) = 0 [pid 1776] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1776] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1776] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1776] exit_group(0) = ? [pid 1776] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1776, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1778 ./strace-static-x86_64: Process 1778 attached [pid 1778] set_robust_list(0x5555880b8660, 24) = 0 [pid 1778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1778] setpgid(0, 0) = 0 [pid 1778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1778] write(3, "1000", 4) = 4 [pid 1778] close(3) = 0 [pid 1778] write(1, "executing program\n", 18) = 18 [pid 1778] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1778] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1778] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1778] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1778] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1778] eventfd(0) = 4 [pid 1778] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1778] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1778] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1778] memfd_create("syzkaller", 0) = 5 [pid 1778] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1778] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1778] munmap(0x7f319b54f000, 138412032) = 0 [pid 1778] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1778] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1778] ioctl(6, LOOP_CLR_FD) = 0 [pid 1778] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1778] close(6) = 0 [pid 1778] close(5) = 0 [pid 1778] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1778] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1778] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1778] exit_group(0) = ? [pid 1778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1780 ./strace-static-x86_64: Process 1780 attached [pid 1780] set_robust_list(0x5555880b8660, 24) = 0 [pid 1780] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1780] setpgid(0, 0) = 0 [pid 1780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1780] write(3, "1000", 4) = 4 [pid 1780] close(3) = 0 [pid 1780] write(1, "executing program\n", 18) = 18 [pid 1780] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1780] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1780] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1780] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1780] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1780] eventfd(0) = 4 [pid 1780] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1780] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1780] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1780] memfd_create("syzkaller", 0) = 5 [pid 1780] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1780] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1780] munmap(0x7f319b54f000, 138412032) = 0 [pid 1780] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1780] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1780] ioctl(6, LOOP_CLR_FD) = 0 [pid 1780] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1780] close(6) = 0 [pid 1780] close(5) = 0 [pid 1780] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1780] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1780] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1780] exit_group(0) = ? [pid 1780] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1780, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1782 ./strace-static-x86_64: Process 1782 attached [pid 1782] set_robust_list(0x5555880b8660, 24) = 0 [pid 1782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1782] setpgid(0, 0) = 0 [pid 1782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1782] write(3, "1000", 4) = 4 [pid 1782] close(3) = 0 [pid 1782] write(1, "executing program\n", 18) = 18 [pid 1782] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1782] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1782] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1782] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1782] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1782] eventfd(0) = 4 [pid 1782] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1782] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1782] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1782] memfd_create("syzkaller", 0) = 5 [pid 1782] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1782] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1782] munmap(0x7f319b54f000, 138412032) = 0 [pid 1782] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1782] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1782] ioctl(6, LOOP_CLR_FD) = 0 [pid 1782] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1782] close(6) = 0 [pid 1782] close(5) = 0 [pid 1782] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1782] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1782] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1782] exit_group(0) = ? [pid 1782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1784 ./strace-static-x86_64: Process 1784 attached [pid 1784] set_robust_list(0x5555880b8660, 24) = 0 [pid 1784] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1784] setpgid(0, 0) = 0 [pid 1784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1784] write(3, "1000", 4) = 4 [pid 1784] close(3) = 0 [pid 1784] write(1, "executing program\n", 18) = 18 [pid 1784] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1784] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1784] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1784] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1784] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1784] eventfd(0) = 4 [pid 1784] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1784] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1784] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1784] memfd_create("syzkaller", 0) = 5 [pid 1784] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1784] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1784] munmap(0x7f319b54f000, 138412032) = 0 [pid 1784] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1784] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1784] ioctl(6, LOOP_CLR_FD) = 0 [pid 1784] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1784] close(6) = 0 [pid 1784] close(5) = 0 [pid 1784] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1784] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1784] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1784] exit_group(0) = ? [pid 1784] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1784, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1786 ./strace-static-x86_64: Process 1786 attached [pid 1786] set_robust_list(0x5555880b8660, 24) = 0 [pid 1786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1786] setpgid(0, 0) = 0 [pid 1786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1786] write(3, "1000", 4) = 4 [pid 1786] close(3) = 0 [pid 1786] write(1, "executing program\n", 18) = 18 [pid 1786] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1786] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1786] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1786] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1786] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1786] eventfd(0) = 4 [pid 1786] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1786] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1786] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1786] memfd_create("syzkaller", 0) = 5 [pid 1786] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1786] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1786] munmap(0x7f319b54f000, 138412032) = 0 [pid 1786] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1786] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1786] ioctl(6, LOOP_CLR_FD) = 0 [pid 1786] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1786] close(6) = 0 [pid 1786] close(5) = 0 [pid 1786] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1786] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1786] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1786] exit_group(0) = ? [pid 1786] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1786, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1788 ./strace-static-x86_64: Process 1788 attached [pid 1788] set_robust_list(0x5555880b8660, 24) = 0 [pid 1788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1788] setpgid(0, 0) = 0 [pid 1788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1788] write(3, "1000", 4) = 4 [pid 1788] close(3) = 0 [pid 1788] write(1, "executing program\n", 18) = 18 [pid 1788] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1788] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1788] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1788] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1788] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1788] eventfd(0) = 4 [pid 1788] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1788] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1788] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1788] memfd_create("syzkaller", 0) = 5 [pid 1788] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1788] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1788] munmap(0x7f319b54f000, 138412032) = 0 [pid 1788] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1788] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1788] ioctl(6, LOOP_CLR_FD) = 0 [pid 1788] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1788] close(6) = 0 [pid 1788] close(5) = 0 [pid 1788] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1788] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1788] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1788] exit_group(0) = ? [pid 1788] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1788, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1790 ./strace-static-x86_64: Process 1790 attached [pid 1790] set_robust_list(0x5555880b8660, 24) = 0 [pid 1790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1790] setpgid(0, 0) = 0 [pid 1790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1790] write(3, "1000", 4) = 4 [pid 1790] close(3) = 0 [pid 1790] write(1, "executing program\n", 18) = 18 [pid 1790] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1790] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1790] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1790] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1790] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1790] eventfd(0) = 4 [pid 1790] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1790] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1790] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1790] memfd_create("syzkaller", 0) = 5 [pid 1790] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1790] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1790] munmap(0x7f319b54f000, 138412032) = 0 [pid 1790] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1790] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1790] ioctl(6, LOOP_CLR_FD) = 0 [pid 1790] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1790] close(6) = 0 [pid 1790] close(5) = 0 [pid 1790] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1790] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1790] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1790] exit_group(0) = ? [pid 1790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1792 ./strace-static-x86_64: Process 1792 attached [pid 1792] set_robust_list(0x5555880b8660, 24) = 0 [pid 1792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1792] setpgid(0, 0) = 0 [pid 1792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1792] write(3, "1000", 4) = 4 [pid 1792] close(3) = 0 [pid 1792] write(1, "executing program\n", 18) = 18 [pid 1792] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1792] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1792] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1792] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1792] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1792] eventfd(0) = 4 [pid 1792] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1792] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1792] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1792] memfd_create("syzkaller", 0) = 5 [pid 1792] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1792] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1792] munmap(0x7f319b54f000, 138412032) = 0 [pid 1792] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1792] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1792] ioctl(6, LOOP_CLR_FD) = 0 [pid 1792] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1792] close(6) = 0 [pid 1792] close(5) = 0 [pid 1792] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1792] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1792] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1792] exit_group(0) = ? [pid 1792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1792, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1794 ./strace-static-x86_64: Process 1794 attached [pid 1794] set_robust_list(0x5555880b8660, 24) = 0 [pid 1794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1794] setpgid(0, 0) = 0 [pid 1794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1794] write(3, "1000", 4) = 4 [pid 1794] close(3) = 0 [pid 1794] write(1, "executing program\n", 18) = 18 [pid 1794] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1794] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1794] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1794] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1794] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1794] eventfd(0) = 4 [pid 1794] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1794] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1794] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1794] memfd_create("syzkaller", 0) = 5 [pid 1794] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1794] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1794] munmap(0x7f319b54f000, 138412032) = 0 [pid 1794] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1794] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1794] ioctl(6, LOOP_CLR_FD) = 0 [pid 1794] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1794] close(6) = 0 [pid 1794] close(5) = 0 [pid 1794] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1794] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1794] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1794] exit_group(0) = ? [pid 1794] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1794, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1796 ./strace-static-x86_64: Process 1796 attached [pid 1796] set_robust_list(0x5555880b8660, 24) = 0 [pid 1796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1796] setpgid(0, 0) = 0 [pid 1796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1796] write(3, "1000", 4) = 4 [pid 1796] close(3) = 0 [pid 1796] write(1, "executing program\n", 18) = 18 [pid 1796] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1796] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1796] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1796] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1796] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1796] eventfd(0) = 4 [pid 1796] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1796] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1796] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1796] memfd_create("syzkaller", 0) = 5 [pid 1796] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1796] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1796] munmap(0x7f319b54f000, 138412032) = 0 [pid 1796] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1796] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1796] ioctl(6, LOOP_CLR_FD) = 0 [pid 1796] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1796] close(6) = 0 [pid 1796] close(5) = 0 [pid 1796] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1796] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1796] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1796] exit_group(0) = ? [pid 1796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1798 ./strace-static-x86_64: Process 1798 attached [pid 1798] set_robust_list(0x5555880b8660, 24) = 0 [pid 1798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1798] setpgid(0, 0) = 0 [pid 1798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1798] write(3, "1000", 4) = 4 [pid 1798] close(3) = 0 [pid 1798] write(1, "executing program\n", 18) = 18 [pid 1798] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1798] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1798] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1798] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1798] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1798] eventfd(0) = 4 [pid 1798] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1798] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1798] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1798] memfd_create("syzkaller", 0) = 5 [pid 1798] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1798] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1798] munmap(0x7f319b54f000, 138412032) = 0 [pid 1798] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1798] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1798] ioctl(6, LOOP_CLR_FD) = 0 [pid 1798] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1798] close(6) = 0 [pid 1798] close(5) = 0 [pid 1798] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1798] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1798] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1798] exit_group(0) = ? [pid 1798] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1798, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1800 ./strace-static-x86_64: Process 1800 attached [pid 1800] set_robust_list(0x5555880b8660, 24) = 0 [pid 1800] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1800] setpgid(0, 0) = 0 executing program [pid 1800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1800] write(3, "1000", 4) = 4 [pid 1800] close(3) = 0 [pid 1800] write(1, "executing program\n", 18) = 18 [pid 1800] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1800] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1800] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1800] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1800] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1800] eventfd(0) = 4 [pid 1800] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1800] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1800] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1800] memfd_create("syzkaller", 0) = 5 [pid 1800] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1800] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1800] munmap(0x7f319b54f000, 138412032) = 0 [pid 1800] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1800] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1800] ioctl(6, LOOP_CLR_FD) = 0 [pid 1800] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1800] close(6) = 0 [pid 1800] close(5) = 0 [pid 1800] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1800] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1800] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1800] exit_group(0) = ? [pid 1800] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1800, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1802 ./strace-static-x86_64: Process 1802 attached [pid 1802] set_robust_list(0x5555880b8660, 24) = 0 [pid 1802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1802] setpgid(0, 0) = 0 [pid 1802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1802] write(3, "1000", 4) = 4 [pid 1802] close(3) = 0 [pid 1802] write(1, "executing program\n", 18) = 18 [pid 1802] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1802] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1802] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1802] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1802] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1802] eventfd(0) = 4 [pid 1802] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1802] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1802] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1802] memfd_create("syzkaller", 0) = 5 [pid 1802] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1802] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1802] munmap(0x7f319b54f000, 138412032) = 0 [pid 1802] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1802] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1802] ioctl(6, LOOP_CLR_FD) = 0 [pid 1802] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1802] close(6) = 0 [pid 1802] close(5) = 0 [pid 1802] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1802] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1802] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1802] exit_group(0) = ? [pid 1802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1802, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1804 ./strace-static-x86_64: Process 1804 attached [pid 1804] set_robust_list(0x5555880b8660, 24) = 0 [pid 1804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1804] setpgid(0, 0) = 0 executing program [pid 1804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1804] write(3, "1000", 4) = 4 [pid 1804] close(3) = 0 [pid 1804] write(1, "executing program\n", 18) = 18 [pid 1804] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1804] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1804] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1804] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1804] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1804] eventfd(0) = 4 [pid 1804] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1804] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1804] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1804] memfd_create("syzkaller", 0) = 5 [pid 1804] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1804] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1804] munmap(0x7f319b54f000, 138412032) = 0 [pid 1804] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1804] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1804] ioctl(6, LOOP_CLR_FD) = 0 [pid 1804] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1804] close(6) = 0 [pid 1804] close(5) = 0 [pid 1804] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1804] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1804] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1804] exit_group(0) = ? [pid 1804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1806 ./strace-static-x86_64: Process 1806 attached [pid 1806] set_robust_list(0x5555880b8660, 24) = 0 [pid 1806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1806] setpgid(0, 0) = 0 [pid 1806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1806] write(3, "1000", 4) = 4 [pid 1806] close(3) = 0 [pid 1806] write(1, "executing program\n", 18executing program ) = 18 [pid 1806] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1806] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1806] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1806] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1806] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1806] eventfd(0) = 4 [pid 1806] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1806] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1806] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1806] memfd_create("syzkaller", 0) = 5 [pid 1806] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1806] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1806] munmap(0x7f319b54f000, 138412032) = 0 [pid 1806] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1806] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1806] ioctl(6, LOOP_CLR_FD) = 0 [pid 1806] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1806] close(6) = 0 [pid 1806] close(5) = 0 [pid 1806] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1806] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1806] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1806] exit_group(0) = ? [pid 1806] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1806, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1808 ./strace-static-x86_64: Process 1808 attached [pid 1808] set_robust_list(0x5555880b8660, 24) = 0 [pid 1808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1808] setpgid(0, 0) = 0 [pid 1808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1808] write(3, "1000", 4) = 4 [pid 1808] close(3) = 0 [pid 1808] write(1, "executing program\n", 18) = 18 [pid 1808] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1808] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1808] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1808] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1808] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1808] eventfd(0) = 4 [pid 1808] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1808] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1808] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1808] memfd_create("syzkaller", 0) = 5 [pid 1808] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1808] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1808] munmap(0x7f319b54f000, 138412032) = 0 [pid 1808] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1808] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1808] ioctl(6, LOOP_CLR_FD) = 0 [pid 1808] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1808] close(6) = 0 [pid 1808] close(5) = 0 [pid 1808] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1808] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1808] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1808] exit_group(0) = ? [pid 1808] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1808, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1810 ./strace-static-x86_64: Process 1810 attached [pid 1810] set_robust_list(0x5555880b8660, 24) = 0 [pid 1810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1810] setpgid(0, 0) = 0 [pid 1810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1810] write(3, "1000", 4) = 4 [pid 1810] close(3) = 0 [pid 1810] write(1, "executing program\n", 18) = 18 [pid 1810] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1810] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1810] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1810] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1810] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1810] eventfd(0) = 4 [pid 1810] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1810] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1810] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1810] memfd_create("syzkaller", 0) = 5 [pid 1810] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1810] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1810] munmap(0x7f319b54f000, 138412032) = 0 [pid 1810] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1810] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1810] ioctl(6, LOOP_CLR_FD) = 0 [pid 1810] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1810] close(6) = 0 [pid 1810] close(5) = 0 [pid 1810] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1810] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1810] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1810] exit_group(0) = ? [pid 1810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1812 ./strace-static-x86_64: Process 1812 attached [pid 1812] set_robust_list(0x5555880b8660, 24) = 0 [pid 1812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1812] setpgid(0, 0executing program ) = 0 [pid 1812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1812] write(3, "1000", 4) = 4 [pid 1812] close(3) = 0 [pid 1812] write(1, "executing program\n", 18) = 18 [pid 1812] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1812] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1812] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1812] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1812] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1812] eventfd(0) = 4 [pid 1812] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1812] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1812] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1812] memfd_create("syzkaller", 0) = 5 [pid 1812] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1812] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1812] munmap(0x7f319b54f000, 138412032) = 0 [pid 1812] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1812] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1812] ioctl(6, LOOP_CLR_FD) = 0 [pid 1812] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1812] close(6) = 0 [pid 1812] close(5) = 0 [pid 1812] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1812] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1812] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1812] exit_group(0) = ? [pid 1812] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1812, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1814 ./strace-static-x86_64: Process 1814 attached [pid 1814] set_robust_list(0x5555880b8660, 24) = 0 [pid 1814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1814] setpgid(0, 0) = 0 [pid 1814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1814] write(3, "1000", 4) = 4 [pid 1814] close(3) = 0 [pid 1814] write(1, "executing program\n", 18) = 18 [pid 1814] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1814] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1814] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1814] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1814] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1814] eventfd(0) = 4 [pid 1814] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1814] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1814] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1814] memfd_create("syzkaller", 0) = 5 [pid 1814] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1814] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1814] munmap(0x7f319b54f000, 138412032) = 0 [pid 1814] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1814] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1814] ioctl(6, LOOP_CLR_FD) = 0 [pid 1814] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1814] close(6) = 0 [pid 1814] close(5) = 0 [pid 1814] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1814] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1814] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1814] exit_group(0) = ? [pid 1814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1814, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1816 ./strace-static-x86_64: Process 1816 attached [pid 1816] set_robust_list(0x5555880b8660, 24) = 0 [pid 1816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1816] setpgid(0, 0) = 0 [pid 1816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1816] write(3, "1000", 4) = 4 [pid 1816] close(3) = 0 [pid 1816] write(1, "executing program\n", 18) = 18 [pid 1816] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1816] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1816] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1816] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1816] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1816] eventfd(0) = 4 [pid 1816] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1816] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1816] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1816] memfd_create("syzkaller", 0) = 5 [pid 1816] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1816] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1816] munmap(0x7f319b54f000, 138412032) = 0 [pid 1816] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1816] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1816] ioctl(6, LOOP_CLR_FD) = 0 [pid 1816] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1816] close(6) = 0 [pid 1816] close(5) = 0 [pid 1816] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1816] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1816] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1816] exit_group(0) = ? [pid 1816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1818 ./strace-static-x86_64: Process 1818 attached [pid 1818] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1818] setpgid(0, 0) = 0 [pid 1818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1818] write(3, "1000", 4) = 4 [pid 1818] close(3) = 0 [pid 1818] write(1, "executing program\n", 18) = 18 [pid 1818] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1818] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1818] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1818] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1818] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1818] eventfd(0) = 4 [pid 1818] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1818] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1818] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1818] memfd_create("syzkaller", 0) = 5 [pid 1818] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1818] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1818] munmap(0x7f319b54f000, 138412032) = 0 [pid 1818] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1818] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1818] ioctl(6, LOOP_CLR_FD) = 0 [pid 1818] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1818] close(6) = 0 [pid 1818] close(5) = 0 [pid 1818] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1818] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1818] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1818] exit_group(0) = ? [pid 1818] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1818, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1820 ./strace-static-x86_64: Process 1820 attached [pid 1820] set_robust_list(0x5555880b8660, 24) = 0 [pid 1820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1820] setpgid(0, 0) = 0 executing program [pid 1820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1820] write(3, "1000", 4) = 4 [pid 1820] close(3) = 0 [pid 1820] write(1, "executing program\n", 18) = 18 [pid 1820] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1820] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1820] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1820] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1820] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1820] eventfd(0) = 4 [pid 1820] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1820] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1820] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1820] memfd_create("syzkaller", 0) = 5 [pid 1820] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1820] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1820] munmap(0x7f319b54f000, 138412032) = 0 [pid 1820] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1820] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1820] ioctl(6, LOOP_CLR_FD) = 0 [pid 1820] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1820] close(6) = 0 [pid 1820] close(5) = 0 [pid 1820] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1820] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1820] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1820] exit_group(0) = ? [pid 1820] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1822 ./strace-static-x86_64: Process 1822 attached [pid 1822] set_robust_list(0x5555880b8660, 24) = 0 [pid 1822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1822] setpgid(0, 0) = 0 [pid 1822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1822] write(3, "1000", 4) = 4 [pid 1822] close(3) = 0 [pid 1822] write(1, "executing program\n", 18) = 18 [pid 1822] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1822] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1822] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1822] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1822] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1822] eventfd(0) = 4 [pid 1822] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1822] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1822] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1822] memfd_create("syzkaller", 0) = 5 [pid 1822] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1822] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1822] munmap(0x7f319b54f000, 138412032) = 0 [pid 1822] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1822] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1822] ioctl(6, LOOP_CLR_FD) = 0 [pid 1822] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1822] close(6) = 0 [pid 1822] close(5) = 0 [pid 1822] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1822] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1822] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1822] exit_group(0) = ? [pid 1822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1825 ./strace-static-x86_64: Process 1825 attached [pid 1825] set_robust_list(0x5555880b8660, 24) = 0 [pid 1825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1825] setpgid(0, 0) = 0 [pid 1825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1825] write(3, "1000", 4) = 4 [pid 1825] close(3) = 0 [pid 1825] write(1, "executing program\n", 18) = 18 [pid 1825] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1825] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1825] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1825] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1825] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1825] eventfd(0) = 4 [pid 1825] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1825] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1825] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1825] memfd_create("syzkaller", 0) = 5 [pid 1825] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1825] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1825] munmap(0x7f319b54f000, 138412032) = 0 [pid 1825] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1825] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1825] ioctl(6, LOOP_CLR_FD) = 0 [pid 1825] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1825] close(6) = 0 [pid 1825] close(5) = 0 [pid 1825] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1825] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1825] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1825] exit_group(0) = ? [pid 1825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1827 ./strace-static-x86_64: Process 1827 attached [pid 1827] set_robust_list(0x5555880b8660, 24) = 0 [pid 1827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1827] setpgid(0, 0) = 0 [pid 1827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1827] write(3, "1000", 4) = 4 [pid 1827] close(3) = 0 [pid 1827] write(1, "executing program\n", 18) = 18 [pid 1827] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1827] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1827] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1827] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1827] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1827] eventfd(0) = 4 [pid 1827] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1827] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1827] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1827] memfd_create("syzkaller", 0) = 5 [pid 1827] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1827] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1827] munmap(0x7f319b54f000, 138412032) = 0 [pid 1827] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1827] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1827] ioctl(6, LOOP_CLR_FD) = 0 [pid 1827] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1827] close(6) = 0 [pid 1827] close(5) = 0 [pid 1827] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1827] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1827] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1827] exit_group(0) = ? [pid 1827] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1827, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1829 ./strace-static-x86_64: Process 1829 attached [pid 1829] set_robust_list(0x5555880b8660, 24) = 0 [pid 1829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1829] setpgid(0, 0) = 0 [pid 1829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1829] write(3, "1000", 4) = 4 [pid 1829] close(3) = 0 [pid 1829] write(1, "executing program\n", 18) = 18 [pid 1829] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1829] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1829] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1829] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1829] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1829] eventfd(0) = 4 [pid 1829] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1829] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1829] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1829] memfd_create("syzkaller", 0) = 5 [pid 1829] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1829] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1829] munmap(0x7f319b54f000, 138412032) = 0 [pid 1829] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1829] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1829] ioctl(6, LOOP_CLR_FD) = 0 [pid 1829] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1829] close(6) = 0 [pid 1829] close(5) = 0 [pid 1829] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1829] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1829] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1829] exit_group(0) = ? [pid 1829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1829, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1831 ./strace-static-x86_64: Process 1831 attached [pid 1831] set_robust_list(0x5555880b8660, 24) = 0 [pid 1831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1831] setpgid(0, 0) = 0 [pid 1831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1831] write(3, "1000", 4) = 4 [pid 1831] close(3) = 0 [pid 1831] write(1, "executing program\n", 18) = 18 [pid 1831] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1831] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1831] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1831] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1831] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1831] eventfd(0) = 4 [pid 1831] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1831] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1831] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1831] memfd_create("syzkaller", 0) = 5 [pid 1831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1831] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1831] munmap(0x7f319b54f000, 138412032) = 0 [pid 1831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1831] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1831] ioctl(6, LOOP_CLR_FD) = 0 [pid 1831] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1831] close(6) = 0 [pid 1831] close(5) = 0 [pid 1831] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1831] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1831] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1831] exit_group(0) = ? [pid 1831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1833 ./strace-static-x86_64: Process 1833 attached [pid 1833] set_robust_list(0x5555880b8660, 24) = 0 [pid 1833] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1833] setpgid(0, 0) = 0 [pid 1833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1833] write(3, "1000", 4) = 4 [pid 1833] close(3) = 0 [pid 1833] write(1, "executing program\n", 18) = 18 [pid 1833] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1833] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1833] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1833] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1833] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1833] eventfd(0) = 4 [pid 1833] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1833] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1833] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1833] memfd_create("syzkaller", 0) = 5 [pid 1833] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1833] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1833] munmap(0x7f319b54f000, 138412032) = 0 [pid 1833] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1833] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1833] ioctl(6, LOOP_CLR_FD) = 0 [pid 1833] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1833] close(6) = 0 [pid 1833] close(5) = 0 [pid 1833] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1833] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1833] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1833] exit_group(0) = ? [pid 1833] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1833, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1835 ./strace-static-x86_64: Process 1835 attached [pid 1835] set_robust_list(0x5555880b8660, 24) = 0 [pid 1835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1835] setpgid(0, 0) = 0 [pid 1835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1835] write(3, "1000", 4) = 4 [pid 1835] close(3) = 0 [pid 1835] write(1, "executing program\n", 18) = 18 [pid 1835] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1835] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1835] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1835] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1835] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1835] eventfd(0) = 4 [pid 1835] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1835] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1835] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1835] memfd_create("syzkaller", 0) = 5 [pid 1835] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1835] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1835] munmap(0x7f319b54f000, 138412032) = 0 [pid 1835] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1835] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1835] ioctl(6, LOOP_CLR_FD) = 0 [pid 1835] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1835] close(6) = 0 [pid 1835] close(5) = 0 [pid 1835] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1835] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1835] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1835] exit_group(0) = ? [pid 1835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1837 ./strace-static-x86_64: Process 1837 attached [pid 1837] set_robust_list(0x5555880b8660, 24) = 0 [pid 1837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1837] setpgid(0, 0) = 0 [pid 1837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1837] write(3, "1000", 4) = 4 [pid 1837] close(3) = 0 [pid 1837] write(1, "executing program\n", 18) = 18 [pid 1837] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1837] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1837] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1837] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1837] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1837] eventfd(0) = 4 [pid 1837] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1837] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1837] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1837] memfd_create("syzkaller", 0) = 5 [pid 1837] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1837] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1837] munmap(0x7f319b54f000, 138412032) = 0 [pid 1837] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1837] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1837] ioctl(6, LOOP_CLR_FD) = 0 [pid 1837] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1837] close(6) = 0 [pid 1837] close(5) = 0 [pid 1837] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1837] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1837] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1837] exit_group(0) = ? [pid 1837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1839 ./strace-static-x86_64: Process 1839 attached [pid 1839] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1839] setpgid(0, 0) = 0 [pid 1839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1839] write(3, "1000", 4) = 4 [pid 1839] close(3) = 0 [pid 1839] write(1, "executing program\n", 18) = 18 [pid 1839] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1839] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1839] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1839] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1839] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1839] eventfd(0) = 4 [pid 1839] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1839] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1839] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1839] memfd_create("syzkaller", 0) = 5 [pid 1839] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1839] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1839] munmap(0x7f319b54f000, 138412032) = 0 [pid 1839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1839] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1839] ioctl(6, LOOP_CLR_FD) = 0 [pid 1839] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1839] close(6) = 0 [pid 1839] close(5) = 0 [pid 1839] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1839] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1839] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1839] exit_group(0) = ? [pid 1839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1839, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1841 ./strace-static-x86_64: Process 1841 attached [pid 1841] set_robust_list(0x5555880b8660, 24) = 0 [pid 1841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1841] setpgid(0, 0) = 0 [pid 1841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1841] write(3, "1000", 4) = 4 [pid 1841] close(3) = 0 [pid 1841] write(1, "executing program\n", 18) = 18 [pid 1841] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1841] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1841] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1841] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1841] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1841] eventfd(0) = 4 [pid 1841] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1841] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1841] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1841] memfd_create("syzkaller", 0) = 5 [pid 1841] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1841] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1841] munmap(0x7f319b54f000, 138412032) = 0 [pid 1841] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1841] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1841] ioctl(6, LOOP_CLR_FD) = 0 [pid 1841] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1841] close(6) = 0 [pid 1841] close(5) = 0 [pid 1841] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1841] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1841] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1841] exit_group(0) = ? [pid 1841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1843 ./strace-static-x86_64: Process 1843 attached [pid 1843] set_robust_list(0x5555880b8660, 24) = 0 [pid 1843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1843] setpgid(0, 0) = 0 [pid 1843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1843] write(3, "1000", 4) = 4 [pid 1843] close(3) = 0 [pid 1843] write(1, "executing program\n", 18) = 18 [pid 1843] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1843] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1843] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1843] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1843] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1843] eventfd(0) = 4 [pid 1843] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1843] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1843] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1843] memfd_create("syzkaller", 0) = 5 [pid 1843] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1843] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1843] munmap(0x7f319b54f000, 138412032) = 0 [pid 1843] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1843] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1843] ioctl(6, LOOP_CLR_FD) = 0 [pid 1843] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1843] close(6) = 0 [pid 1843] close(5) = 0 [pid 1843] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1843] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1843] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1843] exit_group(0) = ? [pid 1843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1845 ./strace-static-x86_64: Process 1845 attached [pid 1845] set_robust_list(0x5555880b8660, 24) = 0 [pid 1845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1845] setpgid(0, 0) = 0 [pid 1845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1845] write(3, "1000", 4) = 4 [pid 1845] close(3) = 0 [pid 1845] write(1, "executing program\n", 18) = 18 [pid 1845] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1845] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1845] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1845] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1845] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1845] eventfd(0) = 4 [pid 1845] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1845] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1845] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1845] memfd_create("syzkaller", 0) = 5 [pid 1845] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1845] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1845] munmap(0x7f319b54f000, 138412032) = 0 [pid 1845] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1845] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1845] ioctl(6, LOOP_CLR_FD) = 0 [pid 1845] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1845] close(6) = 0 [pid 1845] close(5) = 0 [pid 1845] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1845] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1845] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1845] exit_group(0) = ? [pid 1845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1845, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1847 ./strace-static-x86_64: Process 1847 attached [pid 1847] set_robust_list(0x5555880b8660, 24) = 0 [pid 1847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1847] setpgid(0, 0) = 0 [pid 1847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1847] write(3, "1000", 4) = 4 [pid 1847] close(3) = 0 [pid 1847] write(1, "executing program\n", 18) = 18 [pid 1847] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1847] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1847] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1847] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1847] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1847] eventfd(0) = 4 [pid 1847] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1847] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1847] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1847] memfd_create("syzkaller", 0) = 5 [pid 1847] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1847] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1847] munmap(0x7f319b54f000, 138412032) = 0 [pid 1847] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1847] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1847] ioctl(6, LOOP_CLR_FD) = 0 [pid 1847] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1847] close(6) = 0 [pid 1847] close(5) = 0 [pid 1847] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1847] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1847] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1847] exit_group(0) = ? [pid 1847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1849 ./strace-static-x86_64: Process 1849 attached [pid 1849] set_robust_list(0x5555880b8660, 24) = 0 [pid 1849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1849] setpgid(0, 0) = 0 [pid 1849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1849] write(3, "1000", 4) = 4 [pid 1849] close(3) = 0 [pid 1849] write(1, "executing program\n", 18) = 18 [pid 1849] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1849] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1849] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1849] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1849] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1849] eventfd(0) = 4 [pid 1849] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1849] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1849] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1849] memfd_create("syzkaller", 0) = 5 [pid 1849] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1849] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1849] munmap(0x7f319b54f000, 138412032) = 0 [pid 1849] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1849] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1849] ioctl(6, LOOP_CLR_FD) = 0 [pid 1849] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1849] close(6) = 0 [pid 1849] close(5) = 0 [pid 1849] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1849] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1849] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1849] exit_group(0) = ? [pid 1849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1851 ./strace-static-x86_64: Process 1851 attached [pid 1851] set_robust_list(0x5555880b8660, 24) = 0 [pid 1851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1851] setpgid(0, 0) = 0 [pid 1851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1851] write(3, "1000", 4) = 4 [pid 1851] close(3) = 0 [pid 1851] write(1, "executing program\n", 18) = 18 [pid 1851] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1851] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1851] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1851] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1851] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1851] eventfd(0) = 4 [pid 1851] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1851] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1851] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1851] memfd_create("syzkaller", 0) = 5 [pid 1851] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1851] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1851] munmap(0x7f319b54f000, 138412032) = 0 [pid 1851] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1851] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1851] ioctl(6, LOOP_CLR_FD) = 0 [pid 1851] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1851] close(6) = 0 [pid 1851] close(5) = 0 [pid 1851] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1851] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1851] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1851] exit_group(0) = ? [pid 1851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1851, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1853 ./strace-static-x86_64: Process 1853 attached [pid 1853] set_robust_list(0x5555880b8660, 24) = 0 [pid 1853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1853] setpgid(0, 0) = 0 [pid 1853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1853] write(3, "1000", 4) = 4 [pid 1853] close(3) = 0 [pid 1853] write(1, "executing program\n", 18executing program ) = 18 [pid 1853] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1853] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1853] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1853] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1853] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1853] eventfd(0) = 4 [pid 1853] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1853] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1853] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1853] memfd_create("syzkaller", 0) = 5 [pid 1853] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1853] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1853] munmap(0x7f319b54f000, 138412032) = 0 [pid 1853] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1853] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1853] ioctl(6, LOOP_CLR_FD) = 0 [pid 1853] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1853] close(6) = 0 [pid 1853] close(5) = 0 [pid 1853] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1853] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1853] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1853] exit_group(0) = ? [pid 1853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1855 ./strace-static-x86_64: Process 1855 attached [pid 1855] set_robust_list(0x5555880b8660, 24) = 0 [pid 1855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1855] setpgid(0, 0) = 0 [pid 1855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1855] write(3, "1000", 4) = 4 [pid 1855] close(3) = 0 [pid 1855] write(1, "executing program\n", 18) = 18 [pid 1855] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1855] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1855] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1855] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1855] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1855] eventfd(0) = 4 [pid 1855] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1855] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1855] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1855] memfd_create("syzkaller", 0) = 5 [pid 1855] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1855] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1855] munmap(0x7f319b54f000, 138412032) = 0 [pid 1855] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1855] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1855] ioctl(6, LOOP_CLR_FD) = 0 [pid 1855] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1855] close(6) = 0 [pid 1855] close(5) = 0 [pid 1855] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1855] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1855] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1855] exit_group(0) = ? [pid 1855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1857 ./strace-static-x86_64: Process 1857 attached [pid 1857] set_robust_list(0x5555880b8660, 24) = 0 [pid 1857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1857] setpgid(0, 0) = 0 [pid 1857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1857] write(3, "1000", 4) = 4 [pid 1857] close(3) = 0 [pid 1857] write(1, "executing program\n", 18) = 18 [pid 1857] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1857] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1857] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1857] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1857] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1857] eventfd(0) = 4 [pid 1857] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1857] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1857] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1857] memfd_create("syzkaller", 0) = 5 [pid 1857] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1857] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1857] munmap(0x7f319b54f000, 138412032) = 0 [pid 1857] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1857] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1857] ioctl(6, LOOP_CLR_FD) = 0 [pid 1857] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1857] close(6) = 0 [pid 1857] close(5) = 0 [pid 1857] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1857] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1857] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1857] exit_group(0) = ? [pid 1857] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1857, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1859 ./strace-static-x86_64: Process 1859 attached [pid 1859] set_robust_list(0x5555880b8660, 24) = 0 [pid 1859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1859] setpgid(0, 0) = 0 [pid 1859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1859] write(3, "1000", 4) = 4 [pid 1859] close(3) = 0 [pid 1859] write(1, "executing program\n", 18) = 18 [pid 1859] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1859] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1859] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1859] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1859] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1859] eventfd(0) = 4 [pid 1859] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1859] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1859] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1859] memfd_create("syzkaller", 0) = 5 [pid 1859] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1859] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1859] munmap(0x7f319b54f000, 138412032) = 0 [pid 1859] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1859] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1859] ioctl(6, LOOP_CLR_FD) = 0 [pid 1859] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1859] close(6) = 0 [pid 1859] close(5) = 0 [pid 1859] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1859] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1859] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1859] exit_group(0) = ? [pid 1859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1861 ./strace-static-x86_64: Process 1861 attached [pid 1861] set_robust_list(0x5555880b8660, 24) = 0 [pid 1861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1861] setpgid(0, 0) = 0 [pid 1861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1861] write(3, "1000", 4) = 4 [pid 1861] close(3) = 0 [pid 1861] write(1, "executing program\n", 18) = 18 [pid 1861] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1861] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1861] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1861] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1861] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1861] eventfd(0) = 4 [pid 1861] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1861] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1861] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1861] memfd_create("syzkaller", 0) = 5 [pid 1861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1861] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1861] munmap(0x7f319b54f000, 138412032) = 0 [pid 1861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1861] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1861] ioctl(6, LOOP_CLR_FD) = 0 [pid 1861] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1861] close(6) = 0 [pid 1861] close(5) = 0 [pid 1861] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1861] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1861] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1861] exit_group(0) = ? [pid 1861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1863 ./strace-static-x86_64: Process 1863 attached [pid 1863] set_robust_list(0x5555880b8660, 24) = 0 [pid 1863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1863] setpgid(0, 0) = 0 executing program [pid 1863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1863] write(3, "1000", 4) = 4 [pid 1863] close(3) = 0 [pid 1863] write(1, "executing program\n", 18) = 18 [pid 1863] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1863] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1863] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1863] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1863] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1863] eventfd(0) = 4 [pid 1863] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1863] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1863] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1863] memfd_create("syzkaller", 0) = 5 [pid 1863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1863] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1863] munmap(0x7f319b54f000, 138412032) = 0 [pid 1863] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1863] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1863] ioctl(6, LOOP_CLR_FD) = 0 [pid 1863] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1863] close(6) = 0 [pid 1863] close(5) = 0 [pid 1863] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1863] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1863] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1863] exit_group(0) = ? [pid 1863] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1863, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1865 ./strace-static-x86_64: Process 1865 attached [pid 1865] set_robust_list(0x5555880b8660, 24) = 0 [pid 1865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1865] setpgid(0, 0) = 0 [pid 1865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1865] write(3, "1000", 4) = 4 [pid 1865] close(3) = 0 [pid 1865] write(1, "executing program\n", 18) = 18 [pid 1865] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1865] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1865] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1865] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1865] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1865] eventfd(0) = 4 [pid 1865] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1865] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1865] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1865] memfd_create("syzkaller", 0) = 5 [pid 1865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1865] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1865] munmap(0x7f319b54f000, 138412032) = 0 [pid 1865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1865] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1865] ioctl(6, LOOP_CLR_FD) = 0 [pid 1865] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1865] close(6) = 0 [pid 1865] close(5) = 0 [pid 1865] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1865] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1865] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1865] exit_group(0) = ? [pid 1865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1865, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1867 ./strace-static-x86_64: Process 1867 attached [pid 1867] set_robust_list(0x5555880b8660, 24) = 0 [pid 1867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1867] setpgid(0, 0) = 0 [pid 1867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1867] write(3, "1000", 4executing program ) = 4 [pid 1867] close(3) = 0 [pid 1867] write(1, "executing program\n", 18) = 18 [pid 1867] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1867] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1867] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1867] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1867] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1867] eventfd(0) = 4 [pid 1867] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1867] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1867] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1867] memfd_create("syzkaller", 0) = 5 [pid 1867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1867] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1867] munmap(0x7f319b54f000, 138412032) = 0 [pid 1867] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1867] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1867] ioctl(6, LOOP_CLR_FD) = 0 [pid 1867] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1867] close(6) = 0 [pid 1867] close(5) = 0 [pid 1867] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1867] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1867] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1867] exit_group(0) = ? [pid 1867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1869 ./strace-static-x86_64: Process 1869 attached [pid 1869] set_robust_list(0x5555880b8660, 24) = 0 [pid 1869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1869] setpgid(0, 0) = 0 [pid 1869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1869] write(3, "1000", 4) = 4 [pid 1869] close(3) = 0 [pid 1869] write(1, "executing program\n", 18) = 18 [pid 1869] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1869] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1869] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1869] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1869] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1869] eventfd(0) = 4 [pid 1869] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1869] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1869] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1869] memfd_create("syzkaller", 0) = 5 [pid 1869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1869] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1869] munmap(0x7f319b54f000, 138412032) = 0 [pid 1869] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1869] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1869] ioctl(6, LOOP_CLR_FD) = 0 [pid 1869] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1869] close(6) = 0 [pid 1869] close(5) = 0 [pid 1869] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1869] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1869] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1869] exit_group(0) = ? [pid 1869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1869, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1871 ./strace-static-x86_64: Process 1871 attached [pid 1871] set_robust_list(0x5555880b8660, 24) = 0 [pid 1871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1871] setpgid(0, 0) = 0 [pid 1871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1871] write(3, "1000", 4) = 4 [pid 1871] close(3) = 0 [pid 1871] write(1, "executing program\n", 18) = 18 [pid 1871] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1871] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1871] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1871] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1871] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1871] eventfd(0) = 4 [pid 1871] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1871] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1871] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1871] memfd_create("syzkaller", 0) = 5 [pid 1871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1871] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1871] munmap(0x7f319b54f000, 138412032) = 0 [pid 1871] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1871] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1871] ioctl(6, LOOP_CLR_FD) = 0 [pid 1871] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1871] close(6) = 0 [pid 1871] close(5) = 0 [pid 1871] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1871] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1871] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1871] exit_group(0) = ? [pid 1871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1871, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1873 ./strace-static-x86_64: Process 1873 attached [pid 1873] set_robust_list(0x5555880b8660, 24) = 0 [pid 1873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1873] setpgid(0, 0) = 0 [pid 1873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1873] write(3, "1000", 4) = 4 [pid 1873] close(3) = 0 [pid 1873] write(1, "executing program\n", 18) = 18 [pid 1873] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1873] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1873] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1873] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1873] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1873] eventfd(0) = 4 [pid 1873] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1873] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1873] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1873] memfd_create("syzkaller", 0) = 5 [pid 1873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1873] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1873] munmap(0x7f319b54f000, 138412032) = 0 [pid 1873] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1873] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1873] ioctl(6, LOOP_CLR_FD) = 0 [pid 1873] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1873] close(6) = 0 [pid 1873] close(5) = 0 [pid 1873] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1873] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1873] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1873] exit_group(0) = ? [pid 1873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1875 ./strace-static-x86_64: Process 1875 attached [pid 1875] set_robust_list(0x5555880b8660, 24) = 0 [pid 1875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1875] setpgid(0, 0) = 0 [pid 1875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1875] write(3, "1000", 4) = 4 [pid 1875] close(3) = 0 [pid 1875] write(1, "executing program\n", 18) = 18 [pid 1875] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1875] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1875] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1875] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1875] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1875] eventfd(0) = 4 [pid 1875] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1875] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1875] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1875] memfd_create("syzkaller", 0) = 5 [pid 1875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1875] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1875] munmap(0x7f319b54f000, 138412032) = 0 [pid 1875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1875] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1875] ioctl(6, LOOP_CLR_FD) = 0 [pid 1875] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1875] close(6) = 0 [pid 1875] close(5) = 0 [pid 1875] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1875] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1875] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1875] exit_group(0) = ? [pid 1875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1875, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1877 ./strace-static-x86_64: Process 1877 attached [pid 1877] set_robust_list(0x5555880b8660, 24) = 0 [pid 1877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1877] setpgid(0, 0) = 0 [pid 1877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1877] write(3, "1000", 4) = 4 [pid 1877] close(3) = 0 [pid 1877] write(1, "executing program\n", 18) = 18 [pid 1877] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1877] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1877] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1877] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1877] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1877] eventfd(0) = 4 [pid 1877] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1877] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1877] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1877] memfd_create("syzkaller", 0) = 5 [pid 1877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1877] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1877] munmap(0x7f319b54f000, 138412032) = 0 [pid 1877] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1877] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1877] ioctl(6, LOOP_CLR_FD) = 0 [pid 1877] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1877] close(6) = 0 [pid 1877] close(5) = 0 [pid 1877] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1877] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1877] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1877] exit_group(0) = ? [pid 1877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1877, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1879 ./strace-static-x86_64: Process 1879 attached [pid 1879] set_robust_list(0x5555880b8660, 24) = 0 [pid 1879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1879] setpgid(0, 0) = 0 [pid 1879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1879] write(3, "1000", 4) = 4 [pid 1879] close(3) = 0 [pid 1879] write(1, "executing program\n", 18) = 18 [pid 1879] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1879] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1879] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1879] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1879] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1879] eventfd(0) = 4 [pid 1879] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1879] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1879] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1879] memfd_create("syzkaller", 0) = 5 [pid 1879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1879] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1879] munmap(0x7f319b54f000, 138412032) = 0 [pid 1879] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1879] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1879] ioctl(6, LOOP_CLR_FD) = 0 [pid 1879] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1879] close(6) = 0 [pid 1879] close(5) = 0 [pid 1879] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1879] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1879] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1879] exit_group(0) = ? [pid 1879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1879, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1881 ./strace-static-x86_64: Process 1881 attached [pid 1881] set_robust_list(0x5555880b8660, 24) = 0 [pid 1881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1881] setpgid(0, 0) = 0 [pid 1881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1881] write(3, "1000", 4) = 4 [pid 1881] close(3) = 0 [pid 1881] write(1, "executing program\n", 18) = 18 [pid 1881] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1881] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1881] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1881] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1881] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1881] eventfd(0) = 4 [pid 1881] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1881] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1881] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1881] memfd_create("syzkaller", 0) = 5 [pid 1881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1881] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1881] munmap(0x7f319b54f000, 138412032) = 0 [pid 1881] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1881] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1881] ioctl(6, LOOP_CLR_FD) = 0 [pid 1881] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1881] close(6) = 0 [pid 1881] close(5) = 0 [pid 1881] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1881] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1881] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1881] exit_group(0) = ? [pid 1881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1883 ./strace-static-x86_64: Process 1883 attached [pid 1883] set_robust_list(0x5555880b8660, 24) = 0 [pid 1883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1883] setpgid(0, 0) = 0 [pid 1883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1883] write(3, "1000", 4) = 4 [pid 1883] close(3) = 0 [pid 1883] write(1, "executing program\n", 18) = 18 [pid 1883] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1883] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1883] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1883] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1883] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1883] eventfd(0) = 4 [pid 1883] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1883] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1883] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1883] memfd_create("syzkaller", 0) = 5 [pid 1883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1883] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1883] munmap(0x7f319b54f000, 138412032) = 0 [pid 1883] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1883] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1883] ioctl(6, LOOP_CLR_FD) = 0 [pid 1883] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1883] close(6) = 0 [pid 1883] close(5) = 0 [pid 1883] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1883] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1883] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1883] exit_group(0) = ? [pid 1883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1886 ./strace-static-x86_64: Process 1886 attached [pid 1886] set_robust_list(0x5555880b8660, 24) = 0 [pid 1886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1886] setpgid(0, 0) = 0 [pid 1886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1886] write(3, "1000", 4) = 4 [pid 1886] close(3) = 0 [pid 1886] write(1, "executing program\n", 18) = 18 [pid 1886] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1886] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1886] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1886] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1886] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1886] eventfd(0) = 4 [pid 1886] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1886] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1886] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1886] memfd_create("syzkaller", 0) = 5 [pid 1886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1886] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1886] munmap(0x7f319b54f000, 138412032) = 0 [pid 1886] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1886] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1886] ioctl(6, LOOP_CLR_FD) = 0 [pid 1886] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1886] close(6) = 0 [pid 1886] close(5) = 0 [pid 1886] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1886] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1886] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1886] exit_group(0) = ? [pid 1886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1888 ./strace-static-x86_64: Process 1888 attached [pid 1888] set_robust_list(0x5555880b8660, 24) = 0 [pid 1888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1888] setpgid(0, 0) = 0 [pid 1888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1888] write(3, "1000", 4) = 4 [pid 1888] close(3) = 0 [pid 1888] write(1, "executing program\n", 18) = 18 [pid 1888] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1888] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1888] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1888] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1888] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1888] eventfd(0) = 4 [pid 1888] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1888] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1888] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1888] memfd_create("syzkaller", 0) = 5 [pid 1888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1888] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1888] munmap(0x7f319b54f000, 138412032) = 0 [pid 1888] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1888] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1888] ioctl(6, LOOP_CLR_FD) = 0 [pid 1888] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1888] close(6) = 0 [pid 1888] close(5) = 0 [pid 1888] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1888] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1888] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1888] exit_group(0) = ? [pid 1888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1888, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1890 ./strace-static-x86_64: Process 1890 attached [pid 1890] set_robust_list(0x5555880b8660, 24) = 0 [pid 1890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1890] setpgid(0, 0) = 0 [pid 1890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1890] write(3, "1000", 4) = 4 [pid 1890] close(3) = 0 [pid 1890] write(1, "executing program\n", 18) = 18 [pid 1890] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1890] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1890] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1890] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1890] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1890] eventfd(0) = 4 [pid 1890] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1890] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1890] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1890] memfd_create("syzkaller", 0) = 5 [pid 1890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1890] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1890] munmap(0x7f319b54f000, 138412032) = 0 [pid 1890] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1890] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1890] ioctl(6, LOOP_CLR_FD) = 0 [pid 1890] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1890] close(6) = 0 [pid 1890] close(5) = 0 [pid 1890] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1890] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1890] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1890] exit_group(0) = ? [pid 1890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1890, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1892 ./strace-static-x86_64: Process 1892 attached [pid 1892] set_robust_list(0x5555880b8660, 24) = 0 [pid 1892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1892] setpgid(0, 0) = 0 [pid 1892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1892] write(3, "1000", 4) = 4 [pid 1892] close(3) = 0 [pid 1892] write(1, "executing program\n", 18executing program ) = 18 [pid 1892] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1892] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1892] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1892] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1892] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1892] eventfd(0) = 4 [pid 1892] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1892] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1892] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1892] memfd_create("syzkaller", 0) = 5 [pid 1892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1892] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1892] munmap(0x7f319b54f000, 138412032) = 0 [pid 1892] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1892] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1892] ioctl(6, LOOP_CLR_FD) = 0 [pid 1892] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1892] close(6) = 0 [pid 1892] close(5) = 0 [pid 1892] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1892] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1892] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1892] exit_group(0) = ? [pid 1892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1894 ./strace-static-x86_64: Process 1894 attached [pid 1894] set_robust_list(0x5555880b8660, 24) = 0 [pid 1894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1894] setpgid(0, 0) = 0 [pid 1894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1894] write(3, "1000", 4) = 4 [pid 1894] close(3) = 0 [pid 1894] write(1, "executing program\n", 18) = 18 [pid 1894] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1894] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1894] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1894] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1894] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1894] eventfd(0) = 4 [pid 1894] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1894] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1894] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1894] memfd_create("syzkaller", 0) = 5 [pid 1894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1894] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1894] munmap(0x7f319b54f000, 138412032) = 0 [pid 1894] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1894] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1894] ioctl(6, LOOP_CLR_FD) = 0 [pid 1894] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1894] close(6) = 0 [pid 1894] close(5) = 0 [pid 1894] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1894] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1894] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1894] exit_group(0) = ? [pid 1894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1896 ./strace-static-x86_64: Process 1896 attached [pid 1896] set_robust_list(0x5555880b8660, 24) = 0 [pid 1896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1896] setpgid(0, 0) = 0 [pid 1896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1896] write(3, "1000", 4) = 4 [pid 1896] close(3) = 0 [pid 1896] write(1, "executing program\n", 18) = 18 [pid 1896] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1896] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1896] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1896] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1896] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1896] eventfd(0) = 4 [pid 1896] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1896] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1896] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1896] memfd_create("syzkaller", 0) = 5 [pid 1896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1896] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1896] munmap(0x7f319b54f000, 138412032) = 0 [pid 1896] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1896] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1896] ioctl(6, LOOP_CLR_FD) = 0 [pid 1896] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1896] close(6) = 0 [pid 1896] close(5) = 0 [pid 1896] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1896] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1896] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1896] exit_group(0) = ? [pid 1896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1896, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1898 ./strace-static-x86_64: Process 1898 attached [pid 1898] set_robust_list(0x5555880b8660, 24) = 0 [pid 1898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1898] setpgid(0, 0) = 0 executing program [pid 1898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1898] write(3, "1000", 4) = 4 [pid 1898] close(3) = 0 [pid 1898] write(1, "executing program\n", 18) = 18 [pid 1898] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1898] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1898] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1898] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1898] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1898] eventfd(0) = 4 [pid 1898] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1898] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1898] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1898] memfd_create("syzkaller", 0) = 5 [pid 1898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1898] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1898] munmap(0x7f319b54f000, 138412032) = 0 [pid 1898] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1898] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1898] ioctl(6, LOOP_CLR_FD) = 0 [pid 1898] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1898] close(6) = 0 [pid 1898] close(5) = 0 [pid 1898] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1898] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1898] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1898] exit_group(0) = ? [pid 1898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1900 ./strace-static-x86_64: Process 1900 attached [pid 1900] set_robust_list(0x5555880b8660, 24) = 0 [pid 1900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1900] setpgid(0, 0) = 0 executing program [pid 1900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1900] write(3, "1000", 4) = 4 [pid 1900] close(3) = 0 [pid 1900] write(1, "executing program\n", 18) = 18 [pid 1900] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1900] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1900] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1900] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1900] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1900] eventfd(0) = 4 [pid 1900] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1900] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1900] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1900] memfd_create("syzkaller", 0) = 5 [pid 1900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1900] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1900] munmap(0x7f319b54f000, 138412032) = 0 [pid 1900] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1900] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1900] ioctl(6, LOOP_CLR_FD) = 0 [pid 1900] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1900] close(6) = 0 [pid 1900] close(5) = 0 [pid 1900] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1900] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1900] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1900] exit_group(0) = ? [pid 1900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1902 ./strace-static-x86_64: Process 1902 attached [pid 1902] set_robust_list(0x5555880b8660, 24) = 0 [pid 1902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1902] setpgid(0, 0) = 0 [pid 1902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1902] write(3, "1000", 4) = 4 [pid 1902] close(3) = 0 [pid 1902] write(1, "executing program\n", 18executing program ) = 18 [pid 1902] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1902] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1902] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1902] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1902] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1902] eventfd(0) = 4 [pid 1902] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1902] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1902] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1902] memfd_create("syzkaller", 0) = 5 [pid 1902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1902] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1902] munmap(0x7f319b54f000, 138412032) = 0 [pid 1902] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1902] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1902] ioctl(6, LOOP_CLR_FD) = 0 [pid 1902] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1902] close(6) = 0 [pid 1902] close(5) = 0 [pid 1902] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1902] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1902] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1902] exit_group(0) = ? [pid 1902] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1902, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1904 ./strace-static-x86_64: Process 1904 attached [pid 1904] set_robust_list(0x5555880b8660, 24) = 0 [pid 1904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1904] setpgid(0, 0) = 0 [pid 1904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1904] write(3, "1000", 4) = 4 [pid 1904] close(3) = 0 [pid 1904] write(1, "executing program\n", 18executing program ) = 18 [pid 1904] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1904] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1904] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1904] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1904] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1904] eventfd(0) = 4 [pid 1904] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1904] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1904] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1904] memfd_create("syzkaller", 0) = 5 [pid 1904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1904] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1904] munmap(0x7f319b54f000, 138412032) = 0 [pid 1904] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1904] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1904] ioctl(6, LOOP_CLR_FD) = 0 [pid 1904] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1904] close(6) = 0 [pid 1904] close(5) = 0 [pid 1904] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1904] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1904] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1904] exit_group(0) = ? [pid 1904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1904, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1906 ./strace-static-x86_64: Process 1906 attached [pid 1906] set_robust_list(0x5555880b8660, 24) = 0 [pid 1906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1906] setpgid(0, 0) = 0 [pid 1906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1906] write(3, "1000", 4) = 4 [pid 1906] close(3) = 0 [pid 1906] write(1, "executing program\n", 18executing program ) = 18 [pid 1906] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1906] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1906] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1906] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1906] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1906] eventfd(0) = 4 [pid 1906] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1906] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1906] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1906] memfd_create("syzkaller", 0) = 5 [pid 1906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1906] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1906] munmap(0x7f319b54f000, 138412032) = 0 [pid 1906] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1906] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1906] ioctl(6, LOOP_CLR_FD) = 0 [pid 1906] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1906] close(6) = 0 [pid 1906] close(5) = 0 [pid 1906] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1906] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1906] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1906] exit_group(0) = ? [pid 1906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1906, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1908 ./strace-static-x86_64: Process 1908 attached [pid 1908] set_robust_list(0x5555880b8660, 24) = 0 [pid 1908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1908] setpgid(0, 0) = 0 [pid 1908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1908] write(3, "1000", 4) = 4 [pid 1908] close(3) = 0 [pid 1908] write(1, "executing program\n", 18) = 18 [pid 1908] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1908] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1908] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1908] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1908] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1908] eventfd(0) = 4 [pid 1908] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1908] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1908] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1908] memfd_create("syzkaller", 0) = 5 [pid 1908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1908] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1908] munmap(0x7f319b54f000, 138412032) = 0 [pid 1908] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1908] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1908] ioctl(6, LOOP_CLR_FD) = 0 [pid 1908] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1908] close(6) = 0 [pid 1908] close(5) = 0 [pid 1908] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1908] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1908] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1908] exit_group(0) = ? [pid 1908] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1908, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1910 ./strace-static-x86_64: Process 1910 attached [pid 1910] set_robust_list(0x5555880b8660, 24) = 0 [pid 1910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1910] setpgid(0, 0) = 0 [pid 1910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1910] write(3, "1000", 4) = 4 [pid 1910] close(3) = 0 [pid 1910] write(1, "executing program\n", 18executing program ) = 18 [pid 1910] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1910] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1910] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1910] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1910] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1910] eventfd(0) = 4 [pid 1910] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1910] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1910] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1910] memfd_create("syzkaller", 0) = 5 [pid 1910] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1910] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1910] munmap(0x7f319b54f000, 138412032) = 0 [pid 1910] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1910] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1910] ioctl(6, LOOP_CLR_FD) = 0 [pid 1910] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1910] close(6) = 0 [pid 1910] close(5) = 0 [pid 1910] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1910] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1910] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1910] exit_group(0) = ? [pid 1910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1912 ./strace-static-x86_64: Process 1912 attached [pid 1912] set_robust_list(0x5555880b8660, 24) = 0 [pid 1912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1912] setpgid(0, 0) = 0 [pid 1912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1912] write(3, "1000", 4) = 4 [pid 1912] close(3) = 0 [pid 1912] write(1, "executing program\n", 18) = 18 [pid 1912] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1912] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1912] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1912] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1912] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1912] eventfd(0) = 4 [pid 1912] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1912] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1912] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1912] memfd_create("syzkaller", 0) = 5 [pid 1912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1912] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1912] munmap(0x7f319b54f000, 138412032) = 0 [pid 1912] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1912] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1912] ioctl(6, LOOP_CLR_FD) = 0 [pid 1912] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1912] close(6) = 0 [pid 1912] close(5) = 0 [pid 1912] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1912] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1912] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1912] exit_group(0) = ? [pid 1912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1914 attached [pid 1914] set_robust_list(0x5555880b8660, 24) = 0 [pid 291] <... clone resumed>, child_tidptr=0x5555880b8650) = 1914 [pid 1914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1914] setpgid(0, 0) = 0 executing program [pid 1914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1914] write(3, "1000", 4) = 4 [pid 1914] close(3) = 0 [pid 1914] write(1, "executing program\n", 18) = 18 [pid 1914] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1914] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1914] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1914] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1914] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1914] eventfd(0) = 4 [pid 1914] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1914] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1914] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1914] memfd_create("syzkaller", 0) = 5 [pid 1914] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1914] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1914] munmap(0x7f319b54f000, 138412032) = 0 [pid 1914] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1914] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1914] ioctl(6, LOOP_CLR_FD) = 0 [pid 1914] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1914] close(6) = 0 [pid 1914] close(5) = 0 [pid 1914] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1914] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1914] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1914] exit_group(0) = ? [pid 1914] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1914, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1916 ./strace-static-x86_64: Process 1916 attached [pid 1916] set_robust_list(0x5555880b8660, 24) = 0 [pid 1916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1916] setpgid(0, 0) = 0 [pid 1916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1916] write(3, "1000", 4) = 4 [pid 1916] close(3) = 0 [pid 1916] write(1, "executing program\n", 18executing program ) = 18 [pid 1916] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1916] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1916] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1916] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1916] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1916] eventfd(0) = 4 [pid 1916] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1916] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1916] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1916] memfd_create("syzkaller", 0) = 5 [pid 1916] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1916] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1916] munmap(0x7f319b54f000, 138412032) = 0 [pid 1916] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1916] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1916] ioctl(6, LOOP_CLR_FD) = 0 [pid 1916] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1916] close(6) = 0 [pid 1916] close(5) = 0 [pid 1916] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1916] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1916] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1916] exit_group(0) = ? [pid 1916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1918 ./strace-static-x86_64: Process 1918 attached [pid 1918] set_robust_list(0x5555880b8660, 24) = 0 [pid 1918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1918] setpgid(0, 0) = 0 [pid 1918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1918] write(3, "1000", 4) = 4 [pid 1918] close(3) = 0 [pid 1918] write(1, "executing program\n", 18executing program ) = 18 [pid 1918] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1918] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1918] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1918] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1918] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1918] eventfd(0) = 4 [pid 1918] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1918] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1918] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1918] memfd_create("syzkaller", 0) = 5 [pid 1918] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1918] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1918] munmap(0x7f319b54f000, 138412032) = 0 [pid 1918] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1918] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1918] ioctl(6, LOOP_CLR_FD) = 0 [pid 1918] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1918] close(6) = 0 [pid 1918] close(5) = 0 [pid 1918] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1918] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1918] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1918] exit_group(0) = ? [pid 1918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1920 ./strace-static-x86_64: Process 1920 attached [pid 1920] set_robust_list(0x5555880b8660, 24) = 0 [pid 1920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1920] setpgid(0, 0) = 0 [pid 1920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1920] write(3, "1000", 4) = 4 [pid 1920] close(3) = 0 [pid 1920] write(1, "executing program\n", 18executing program ) = 18 [pid 1920] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1920] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1920] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1920] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1920] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1920] eventfd(0) = 4 [pid 1920] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1920] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1920] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1920] memfd_create("syzkaller", 0) = 5 [pid 1920] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1920] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1920] munmap(0x7f319b54f000, 138412032) = 0 [pid 1920] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1920] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1920] ioctl(6, LOOP_CLR_FD) = 0 [pid 1920] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1920] close(6) = 0 [pid 1920] close(5) = 0 [pid 1920] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1920] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1920] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1920] exit_group(0) = ? [pid 1920] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1920, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1922 ./strace-static-x86_64: Process 1922 attached [pid 1922] set_robust_list(0x5555880b8660, 24) = 0 [pid 1922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1922] setpgid(0, 0) = 0 [pid 1922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1922] write(3, "1000", 4) = 4 [pid 1922] close(3) = 0 [pid 1922] write(1, "executing program\n", 18) = 18 [pid 1922] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1922] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1922] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1922] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1922] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1922] eventfd(0) = 4 [pid 1922] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1922] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1922] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1922] memfd_create("syzkaller", 0) = 5 [pid 1922] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1922] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1922] munmap(0x7f319b54f000, 138412032) = 0 [pid 1922] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1922] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1922] ioctl(6, LOOP_CLR_FD) = 0 [pid 1922] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1922] close(6) = 0 [pid 1922] close(5) = 0 [pid 1922] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1922] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1922] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1922] exit_group(0) = ? [pid 1922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1924 ./strace-static-x86_64: Process 1924 attached [pid 1924] set_robust_list(0x5555880b8660, 24) = 0 [pid 1924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1924] setpgid(0, 0) = 0 [pid 1924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1924] write(3, "1000", 4) = 4 [pid 1924] close(3) = 0 [pid 1924] write(1, "executing program\n", 18) = 18 [pid 1924] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1924] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1924] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1924] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1924] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1924] eventfd(0) = 4 [pid 1924] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1924] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1924] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1924] memfd_create("syzkaller", 0) = 5 [pid 1924] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1924] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1924] munmap(0x7f319b54f000, 138412032) = 0 [pid 1924] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1924] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1924] ioctl(6, LOOP_CLR_FD) = 0 [pid 1924] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1924] close(6) = 0 [pid 1924] close(5) = 0 [pid 1924] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1924] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1924] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1924] exit_group(0) = ? [pid 1924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1926 ./strace-static-x86_64: Process 1926 attached [pid 1926] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1926] setpgid(0, 0) = 0 [pid 1926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1926] write(3, "1000", 4) = 4 [pid 1926] close(3) = 0 [pid 1926] write(1, "executing program\n", 18) = 18 [pid 1926] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1926] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1926] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1926] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1926] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1926] eventfd(0) = 4 [pid 1926] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1926] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1926] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1926] memfd_create("syzkaller", 0) = 5 [pid 1926] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1926] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1926] munmap(0x7f319b54f000, 138412032) = 0 [pid 1926] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1926] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1926] ioctl(6, LOOP_CLR_FD) = 0 [pid 1926] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1926] close(6) = 0 [pid 1926] close(5) = 0 [pid 1926] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1926] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1926] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1926] exit_group(0) = ? [pid 1926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1928 ./strace-static-x86_64: Process 1928 attached [pid 1928] set_robust_list(0x5555880b8660, 24) = 0 [pid 1928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1928] setpgid(0, 0) = 0 [pid 1928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1928] write(3, "1000", 4) = 4 [pid 1928] close(3) = 0 [pid 1928] write(1, "executing program\n", 18) = 18 [pid 1928] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1928] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1928] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1928] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1928] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1928] eventfd(0) = 4 [pid 1928] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1928] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1928] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1928] memfd_create("syzkaller", 0) = 5 [pid 1928] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1928] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1928] munmap(0x7f319b54f000, 138412032) = 0 [pid 1928] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1928] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1928] ioctl(6, LOOP_CLR_FD) = 0 [pid 1928] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1928] close(6) = 0 [pid 1928] close(5) = 0 [pid 1928] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1928] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1928] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1928] exit_group(0) = ? [pid 1928] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1928, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1930 attached , child_tidptr=0x5555880b8650) = 1930 [pid 1930] set_robust_list(0x5555880b8660, 24) = 0 [pid 1930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1930] setpgid(0, 0) = 0 [pid 1930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1930] write(3, "1000", 4) = 4 [pid 1930] close(3) = 0 [pid 1930] write(1, "executing program\n", 18executing program ) = 18 [pid 1930] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1930] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1930] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1930] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1930] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1930] eventfd(0) = 4 [pid 1930] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1930] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1930] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1930] memfd_create("syzkaller", 0) = 5 [pid 1930] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1930] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1930] munmap(0x7f319b54f000, 138412032) = 0 [pid 1930] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1930] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1930] ioctl(6, LOOP_CLR_FD) = 0 [pid 1930] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1930] close(6) = 0 [pid 1930] close(5) = 0 [pid 1930] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1930] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1930] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1930] exit_group(0) = ? [pid 1930] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1932 ./strace-static-x86_64: Process 1932 attached [pid 1932] set_robust_list(0x5555880b8660, 24) = 0 [pid 1932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1932] setpgid(0, 0) = 0 [pid 1932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1932] write(3, "1000", 4) = 4 [pid 1932] close(3) = 0 [pid 1932] write(1, "executing program\n", 18) = 18 [pid 1932] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1932] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1932] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1932] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1932] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1932] eventfd(0) = 4 [pid 1932] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1932] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1932] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1932] memfd_create("syzkaller", 0) = 5 [pid 1932] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1932] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1932] munmap(0x7f319b54f000, 138412032) = 0 [pid 1932] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1932] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1932] ioctl(6, LOOP_CLR_FD) = 0 [pid 1932] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1932] close(6) = 0 [pid 1932] close(5) = 0 [pid 1932] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1932] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1932] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1932] exit_group(0) = ? [pid 1932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1932, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1934 ./strace-static-x86_64: Process 1934 attached [pid 1934] set_robust_list(0x5555880b8660, 24) = 0 [pid 1934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1934] setpgid(0, 0) = 0 [pid 1934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1934] write(3, "1000", 4) = 4 [pid 1934] close(3) = 0 [pid 1934] write(1, "executing program\n", 18) = 18 [pid 1934] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1934] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1934] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1934] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1934] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1934] eventfd(0) = 4 [pid 1934] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1934] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1934] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1934] memfd_create("syzkaller", 0) = 5 [pid 1934] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1934] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1934] munmap(0x7f319b54f000, 138412032) = 0 [pid 1934] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1934] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1934] ioctl(6, LOOP_CLR_FD) = 0 [pid 1934] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1934] close(6) = 0 [pid 1934] close(5) = 0 [pid 1934] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1934] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1934] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1934] exit_group(0) = ? [pid 1934] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1936 ./strace-static-x86_64: Process 1936 attached [pid 1936] set_robust_list(0x5555880b8660, 24) = 0 [pid 1936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1936] setpgid(0, 0) = 0 [pid 1936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1936] write(3, "1000", 4) = 4 [pid 1936] close(3) = 0 [pid 1936] write(1, "executing program\n", 18) = 18 [pid 1936] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1936] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1936] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1936] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1936] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1936] eventfd(0) = 4 [pid 1936] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1936] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1936] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1936] memfd_create("syzkaller", 0) = 5 [pid 1936] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1936] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1936] munmap(0x7f319b54f000, 138412032) = 0 [pid 1936] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1936] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1936] ioctl(6, LOOP_CLR_FD) = 0 [pid 1936] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1936] close(6) = 0 [pid 1936] close(5) = 0 [pid 1936] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1936] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1936] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1936] exit_group(0) = ? [pid 1936] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1938 ./strace-static-x86_64: Process 1938 attached [pid 1938] set_robust_list(0x5555880b8660, 24) = 0 executing program [pid 1938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1938] setpgid(0, 0) = 0 [pid 1938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1938] write(3, "1000", 4) = 4 [pid 1938] close(3) = 0 [pid 1938] write(1, "executing program\n", 18) = 18 [pid 1938] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1938] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1938] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1938] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1938] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1938] eventfd(0) = 4 [pid 1938] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1938] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1938] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1938] memfd_create("syzkaller", 0) = 5 [pid 1938] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1938] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1938] munmap(0x7f319b54f000, 138412032) = 0 [pid 1938] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1938] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1938] ioctl(6, LOOP_CLR_FD) = 0 [pid 1938] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1938] close(6) = 0 [pid 1938] close(5) = 0 [pid 1938] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1938] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1938] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1938] exit_group(0) = ? [pid 1938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1940 ./strace-static-x86_64: Process 1940 attached [pid 1940] set_robust_list(0x5555880b8660, 24) = 0 [pid 1940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1940] setpgid(0, 0) = 0 [pid 1940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1940] write(3, "1000", 4) = 4 [pid 1940] close(3) = 0 [pid 1940] write(1, "executing program\n", 18) = 18 [pid 1940] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1940] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1940] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1940] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1940] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1940] eventfd(0) = 4 [pid 1940] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1940] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1940] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1940] memfd_create("syzkaller", 0) = 5 [pid 1940] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1940] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1940] munmap(0x7f319b54f000, 138412032) = 0 [pid 1940] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1940] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1940] ioctl(6, LOOP_CLR_FD) = 0 [pid 1940] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1940] close(6) = 0 [pid 1940] close(5) = 0 [pid 1940] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1940] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1940] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1940] exit_group(0) = ? [pid 1940] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1942 ./strace-static-x86_64: Process 1942 attached [pid 1942] set_robust_list(0x5555880b8660, 24) = 0 [pid 1942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1942] setpgid(0, 0) = 0 [pid 1942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1942] write(3, "1000", 4) = 4 [pid 1942] close(3) = 0 [pid 1942] write(1, "executing program\n", 18) = 18 [pid 1942] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1942] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1942] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1942] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1942] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1942] eventfd(0) = 4 [pid 1942] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1942] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1942] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1942] memfd_create("syzkaller", 0) = 5 [pid 1942] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1942] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1942] munmap(0x7f319b54f000, 138412032) = 0 [pid 1942] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1942] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1942] ioctl(6, LOOP_CLR_FD) = 0 [pid 1942] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1942] close(6) = 0 [pid 1942] close(5) = 0 [pid 1942] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1942] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1942] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1942] exit_group(0) = ? [pid 1942] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1944 ./strace-static-x86_64: Process 1944 attached [pid 1944] set_robust_list(0x5555880b8660, 24) = 0 [pid 1944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1944] setpgid(0, 0) = 0 [pid 1944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1944] write(3, "1000", 4) = 4 [pid 1944] close(3) = 0 [pid 1944] write(1, "executing program\n", 18) = 18 [pid 1944] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1944] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1944] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1944] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1944] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1944] eventfd(0) = 4 [pid 1944] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1944] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1944] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1944] memfd_create("syzkaller", 0) = 5 [pid 1944] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1944] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1944] munmap(0x7f319b54f000, 138412032) = 0 [pid 1944] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1944] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1944] ioctl(6, LOOP_CLR_FD) = 0 [pid 1944] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1944] close(6) = 0 [pid 1944] close(5) = 0 [pid 1944] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1944] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1944] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1944] exit_group(0) = ? [pid 1944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1947 ./strace-static-x86_64: Process 1947 attached [pid 1947] set_robust_list(0x5555880b8660, 24) = 0 [pid 1947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1947] setpgid(0, 0) = 0 [pid 1947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1947] write(3, "1000", 4) = 4 [pid 1947] close(3) = 0 executing program [pid 1947] write(1, "executing program\n", 18) = 18 [pid 1947] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1947] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1947] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1947] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1947] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1947] eventfd(0) = 4 [pid 1947] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1947] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1947] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1947] memfd_create("syzkaller", 0) = 5 [pid 1947] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1947] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1947] munmap(0x7f319b54f000, 138412032) = 0 [pid 1947] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1947] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1947] ioctl(6, LOOP_CLR_FD) = 0 [pid 1947] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1947] close(6) = 0 [pid 1947] close(5) = 0 [pid 1947] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1947] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1947] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1947] exit_group(0) = ? [pid 1947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1949 ./strace-static-x86_64: Process 1949 attached [pid 1949] set_robust_list(0x5555880b8660, 24) = 0 [pid 1949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1949] setpgid(0, 0) = 0 [pid 1949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1949] write(3, "1000", 4) = 4 [pid 1949] close(3) = 0 [pid 1949] write(1, "executing program\n", 18) = 18 [pid 1949] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1949] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1949] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1949] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1949] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1949] eventfd(0) = 4 [pid 1949] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1949] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1949] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1949] memfd_create("syzkaller", 0) = 5 [pid 1949] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1949] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1949] munmap(0x7f319b54f000, 138412032) = 0 [pid 1949] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1949] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1949] ioctl(6, LOOP_CLR_FD) = 0 [pid 1949] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1949] close(6) = 0 [pid 1949] close(5) = 0 [pid 1949] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1949] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1949] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1949] exit_group(0) = ? [pid 1949] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1949, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1951 ./strace-static-x86_64: Process 1951 attached [pid 1951] set_robust_list(0x5555880b8660, 24) = 0 [pid 1951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1951] setpgid(0, 0) = 0 [pid 1951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1951] write(3, "1000", 4) = 4 [pid 1951] close(3) = 0 [pid 1951] write(1, "executing program\n", 18) = 18 [pid 1951] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1951] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1951] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1951] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1951] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1951] eventfd(0) = 4 [pid 1951] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1951] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1951] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1951] memfd_create("syzkaller", 0) = 5 [pid 1951] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1951] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1951] munmap(0x7f319b54f000, 138412032) = 0 [pid 1951] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1951] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1951] ioctl(6, LOOP_CLR_FD) = 0 [pid 1951] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1951] close(6) = 0 [pid 1951] close(5) = 0 [pid 1951] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1951] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1951] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1951] exit_group(0) = ? [pid 1951] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1953 ./strace-static-x86_64: Process 1953 attached [pid 1953] set_robust_list(0x5555880b8660, 24) = 0 [pid 1953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1953] setpgid(0, 0) = 0 [pid 1953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1953] write(3, "1000", 4) = 4 [pid 1953] close(3executing program ) = 0 [pid 1953] write(1, "executing program\n", 18) = 18 [pid 1953] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1953] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1953] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1953] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1953] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1953] eventfd(0) = 4 [pid 1953] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1953] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1953] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1953] memfd_create("syzkaller", 0) = 5 [pid 1953] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1953] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1953] munmap(0x7f319b54f000, 138412032) = 0 [pid 1953] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1953] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1953] ioctl(6, LOOP_CLR_FD) = 0 [pid 1953] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1953] close(6) = 0 [pid 1953] close(5) = 0 [pid 1953] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1953] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1953] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1953] exit_group(0) = ? [pid 1953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1953, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1955 ./strace-static-x86_64: Process 1955 attached [pid 1955] set_robust_list(0x5555880b8660, 24) = 0 [pid 1955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1955] setpgid(0, 0) = 0 [pid 1955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1955] write(3, "1000", 4) = 4 [pid 1955] close(3) = 0 [pid 1955] write(1, "executing program\n", 18executing program ) = 18 [pid 1955] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1955] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1955] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1955] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1955] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1955] eventfd(0) = 4 [pid 1955] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1955] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1955] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1955] memfd_create("syzkaller", 0) = 5 [pid 1955] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1955] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1955] munmap(0x7f319b54f000, 138412032) = 0 [pid 1955] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1955] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1955] ioctl(6, LOOP_CLR_FD) = 0 [pid 1955] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1955] close(6) = 0 [pid 1955] close(5) = 0 [pid 1955] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1955] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1955] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1955] exit_group(0) = ? [pid 1955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1957 ./strace-static-x86_64: Process 1957 attached [pid 1957] set_robust_list(0x5555880b8660, 24) = 0 [pid 1957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1957] setpgid(0, 0) = 0 [pid 1957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1957] write(3, "1000", 4) = 4 [pid 1957] close(3) = 0 [pid 1957] write(1, "executing program\n", 18) = 18 [pid 1957] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1957] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1957] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1957] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1957] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1957] eventfd(0) = 4 [pid 1957] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1957] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1957] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1957] memfd_create("syzkaller", 0) = 5 [pid 1957] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1957] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1957] munmap(0x7f319b54f000, 138412032) = 0 [pid 1957] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1957] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1957] ioctl(6, LOOP_CLR_FD) = 0 [pid 1957] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1957] close(6) = 0 [pid 1957] close(5) = 0 [pid 1957] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1957] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1957] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1957] exit_group(0) = ? [pid 1957] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1959 ./strace-static-x86_64: Process 1959 attached [pid 1959] set_robust_list(0x5555880b8660, 24) = 0 [pid 1959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1959] setpgid(0, 0) = 0 [pid 1959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1959] write(3, "1000", 4) = 4 [pid 1959] close(3) = 0 [pid 1959] write(1, "executing program\n", 18) = 18 [pid 1959] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1959] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1959] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1959] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1959] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1959] eventfd(0) = 4 [pid 1959] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1959] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1959] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1959] memfd_create("syzkaller", 0) = 5 [pid 1959] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1959] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1959] munmap(0x7f319b54f000, 138412032) = 0 [pid 1959] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1959] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1959] ioctl(6, LOOP_CLR_FD) = 0 [pid 1959] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1959] close(6) = 0 [pid 1959] close(5) = 0 [pid 1959] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1959] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1959] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1959] exit_group(0) = ? [pid 1959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1959, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1961 ./strace-static-x86_64: Process 1961 attached [pid 1961] set_robust_list(0x5555880b8660, 24) = 0 [pid 1961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1961] setpgid(0, 0) = 0 [pid 1961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1961] write(3, "1000", 4) = 4 [pid 1961] close(3) = 0 [pid 1961] write(1, "executing program\n", 18) = 18 [pid 1961] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1961] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1961] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1961] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1961] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1961] eventfd(0) = 4 [pid 1961] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1961] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1961] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1961] memfd_create("syzkaller", 0) = 5 [pid 1961] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1961] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1961] munmap(0x7f319b54f000, 138412032) = 0 [pid 1961] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1961] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1961] ioctl(6, LOOP_CLR_FD) = 0 [pid 1961] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1961] close(6) = 0 [pid 1961] close(5) = 0 [pid 1961] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1961] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1961] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1961] exit_group(0) = ? [pid 1961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1963 ./strace-static-x86_64: Process 1963 attached [pid 1963] set_robust_list(0x5555880b8660, 24) = 0 [pid 1963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1963] setpgid(0, 0) = 0 [pid 1963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1963] write(3, "1000", 4) = 4 [pid 1963] close(3) = 0 [pid 1963] write(1, "executing program\n", 18) = 18 [pid 1963] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1963] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1963] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1963] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1963] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1963] eventfd(0) = 4 [pid 1963] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1963] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1963] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1963] memfd_create("syzkaller", 0) = 5 [pid 1963] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1963] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1963] munmap(0x7f319b54f000, 138412032) = 0 [pid 1963] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1963] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1963] ioctl(6, LOOP_CLR_FD) = 0 [pid 1963] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1963] close(6) = 0 [pid 1963] close(5) = 0 [pid 1963] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1963] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1963] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1963] exit_group(0) = ? [pid 1963] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1963, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1965 ./strace-static-x86_64: Process 1965 attached [pid 1965] set_robust_list(0x5555880b8660, 24) = 0 [pid 1965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1965] setpgid(0, 0) = 0 [pid 1965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1965] write(3, "1000", 4) = 4 [pid 1965] close(3) = 0 [pid 1965] write(1, "executing program\n", 18) = 18 [pid 1965] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1965] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1965] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1965] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1965] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1965] eventfd(0) = 4 [pid 1965] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1965] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1965] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1965] memfd_create("syzkaller", 0) = 5 [pid 1965] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1965] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1965] munmap(0x7f319b54f000, 138412032) = 0 [pid 1965] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1965] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1965] ioctl(6, LOOP_CLR_FD) = 0 [pid 1965] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1965] close(6) = 0 [pid 1965] close(5) = 0 [pid 1965] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1965] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1965] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1965] exit_group(0) = ? [pid 1965] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1965, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1967 ./strace-static-x86_64: Process 1967 attached [pid 1967] set_robust_list(0x5555880b8660, 24) = 0 [pid 1967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1967] setpgid(0, 0) = 0 [pid 1967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1967] write(3, "1000", 4) = 4 [pid 1967] close(3) = 0 [pid 1967] write(1, "executing program\n", 18) = 18 [pid 1967] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1967] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1967] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1967] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1967] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1967] eventfd(0) = 4 [pid 1967] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1967] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1967] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1967] memfd_create("syzkaller", 0) = 5 [pid 1967] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1967] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1967] munmap(0x7f319b54f000, 138412032) = 0 [pid 1967] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1967] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1967] ioctl(6, LOOP_CLR_FD) = 0 [pid 1967] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1967] close(6) = 0 [pid 1967] close(5) = 0 [pid 1967] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1967] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1967] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1967] exit_group(0) = ? [pid 1967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1969 ./strace-static-x86_64: Process 1969 attached [pid 1969] set_robust_list(0x5555880b8660, 24) = 0 [pid 1969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1969] setpgid(0, 0) = 0 [pid 1969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1969] write(3, "1000", 4) = 4 [pid 1969] close(3) = 0 [pid 1969] write(1, "executing program\n", 18) = 18 [pid 1969] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1969] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1969] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1969] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1969] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1969] eventfd(0) = 4 [pid 1969] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1969] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1969] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1969] memfd_create("syzkaller", 0) = 5 [pid 1969] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1969] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1969] munmap(0x7f319b54f000, 138412032) = 0 [pid 1969] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1969] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1969] ioctl(6, LOOP_CLR_FD) = 0 [pid 1969] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1969] close(6) = 0 [pid 1969] close(5) = 0 [pid 1969] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1969] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1969] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1969] exit_group(0) = ? [pid 1969] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1971 ./strace-static-x86_64: Process 1971 attached [pid 1971] set_robust_list(0x5555880b8660, 24) = 0 [pid 1971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1971] setpgid(0, 0) = 0 [pid 1971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1971] write(3, "1000", 4) = 4 [pid 1971] close(3) = 0 [pid 1971] write(1, "executing program\n", 18) = 18 [pid 1971] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1971] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1971] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1971] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1971] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1971] eventfd(0) = 4 [pid 1971] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1971] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1971] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1971] memfd_create("syzkaller", 0) = 5 [pid 1971] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1971] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1971] munmap(0x7f319b54f000, 138412032) = 0 [pid 1971] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1971] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1971] ioctl(6, LOOP_CLR_FD) = 0 [pid 1971] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1971] close(6) = 0 [pid 1971] close(5) = 0 [pid 1971] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1971] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1971] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1971] exit_group(0) = ? [pid 1971] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1973 ./strace-static-x86_64: Process 1973 attached [pid 1973] set_robust_list(0x5555880b8660, 24) = 0 [pid 1973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1973] setpgid(0, 0) = 0 [pid 1973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1973] write(3, "1000", 4) = 4 [pid 1973] close(3) = 0 [pid 1973] write(1, "executing program\n", 18) = 18 [pid 1973] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1973] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1973] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1973] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1973] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1973] eventfd(0) = 4 [pid 1973] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1973] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1973] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1973] memfd_create("syzkaller", 0) = 5 [pid 1973] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1973] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1973] munmap(0x7f319b54f000, 138412032) = 0 [pid 1973] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1973] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1973] ioctl(6, LOOP_CLR_FD) = 0 [pid 1973] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1973] close(6) = 0 [pid 1973] close(5) = 0 [pid 1973] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1973] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1973] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1973] exit_group(0) = ? [pid 1973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1975 ./strace-static-x86_64: Process 1975 attached [pid 1975] set_robust_list(0x5555880b8660, 24) = 0 [pid 1975] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1975] setpgid(0, 0) = 0 [pid 1975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1975] write(3, "1000", 4) = 4 [pid 1975] close(3) = 0 [pid 1975] write(1, "executing program\n", 18) = 18 [pid 1975] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1975] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1975] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1975] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1975] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1975] eventfd(0) = 4 [pid 1975] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1975] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1975] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1975] memfd_create("syzkaller", 0) = 5 [pid 1975] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1975] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1975] munmap(0x7f319b54f000, 138412032) = 0 [pid 1975] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1975] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1975] ioctl(6, LOOP_CLR_FD) = 0 [pid 1975] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1975] close(6) = 0 [pid 1975] close(5) = 0 [pid 1975] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1975] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1975] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1975] exit_group(0) = ? [pid 1975] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1975, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1977 ./strace-static-x86_64: Process 1977 attached [pid 1977] set_robust_list(0x5555880b8660, 24) = 0 [pid 1977] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1977] setpgid(0, 0) = 0 [pid 1977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1977] write(3, "1000", 4) = 4 [pid 1977] close(3) = 0 [pid 1977] write(1, "executing program\n", 18) = 18 [pid 1977] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1977] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1977] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1977] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1977] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1977] eventfd(0) = 4 [pid 1977] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1977] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1977] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1977] memfd_create("syzkaller", 0) = 5 [pid 1977] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1977] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1977] munmap(0x7f319b54f000, 138412032) = 0 [pid 1977] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1977] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1977] ioctl(6, LOOP_CLR_FD) = 0 [pid 1977] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1977] close(6) = 0 [pid 1977] close(5) = 0 [pid 1977] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1977] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1977] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1977] exit_group(0) = ? [pid 1977] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1979 ./strace-static-x86_64: Process 1979 attached [pid 1979] set_robust_list(0x5555880b8660, 24) = 0 [pid 1979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1979] setpgid(0, 0) = 0 [pid 1979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1979] write(3, "1000", 4) = 4 [pid 1979] close(3) = 0 [pid 1979] write(1, "executing program\n", 18) = 18 [pid 1979] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1979] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1979] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1979] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1979] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1979] eventfd(0) = 4 [pid 1979] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1979] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1979] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1979] memfd_create("syzkaller", 0) = 5 [pid 1979] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1979] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1979] munmap(0x7f319b54f000, 138412032) = 0 [pid 1979] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1979] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1979] ioctl(6, LOOP_CLR_FD) = 0 [pid 1979] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1979] close(6) = 0 [pid 1979] close(5) = 0 [pid 1979] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1979] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1979] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1979] exit_group(0) = ? [pid 1979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1981 ./strace-static-x86_64: Process 1981 attached [pid 1981] set_robust_list(0x5555880b8660, 24) = 0 [pid 1981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1981] setpgid(0, 0) = 0 [pid 1981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1981] write(3, "1000", 4) = 4 [pid 1981] close(3) = 0 [pid 1981] write(1, "executing program\n", 18) = 18 [pid 1981] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1981] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1981] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1981] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1981] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1981] eventfd(0) = 4 [pid 1981] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1981] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1981] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1981] memfd_create("syzkaller", 0) = 5 [pid 1981] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1981] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1981] munmap(0x7f319b54f000, 138412032) = 0 [pid 1981] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1981] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1981] ioctl(6, LOOP_CLR_FD) = 0 [pid 1981] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1981] close(6) = 0 [pid 1981] close(5) = 0 [pid 1981] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1981] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1981] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1981] exit_group(0) = ? [pid 1981] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1981, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1983 ./strace-static-x86_64: Process 1983 attached [pid 1983] set_robust_list(0x5555880b8660, 24) = 0 [pid 1983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1983] setpgid(0, 0) = 0 [pid 1983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1983] write(3, "1000", 4) = 4 [pid 1983] close(3) = 0 [pid 1983] write(1, "executing program\n", 18) = 18 [pid 1983] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1983] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1983] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1983] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1983] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1983] eventfd(0) = 4 [pid 1983] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1983] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1983] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1983] memfd_create("syzkaller", 0) = 5 [pid 1983] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1983] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1983] munmap(0x7f319b54f000, 138412032) = 0 [pid 1983] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1983] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1983] ioctl(6, LOOP_CLR_FD) = 0 [pid 1983] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1983] close(6) = 0 [pid 1983] close(5) = 0 [pid 1983] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1983] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1983] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1983] exit_group(0) = ? [pid 1983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1985 ./strace-static-x86_64: Process 1985 attached [pid 1985] set_robust_list(0x5555880b8660, 24) = 0 [pid 1985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1985] setpgid(0, 0) = 0 [pid 1985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1985] write(3, "1000", 4) = 4 [pid 1985] close(3) = 0 [pid 1985] write(1, "executing program\n", 18) = 18 [pid 1985] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1985] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1985] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1985] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1985] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1985] eventfd(0) = 4 [pid 1985] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1985] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1985] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1985] memfd_create("syzkaller", 0) = 5 [pid 1985] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1985] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1985] munmap(0x7f319b54f000, 138412032) = 0 [pid 1985] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1985] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1985] ioctl(6, LOOP_CLR_FD) = 0 [pid 1985] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1985] close(6) = 0 [pid 1985] close(5) = 0 [pid 1985] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1985] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1985] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1985] exit_group(0) = ? [pid 1985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1987 ./strace-static-x86_64: Process 1987 attached [pid 1987] set_robust_list(0x5555880b8660, 24) = 0 [pid 1987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1987] setpgid(0, 0) = 0 [pid 1987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1987] write(3, "1000", 4) = 4 [pid 1987] close(3) = 0 [pid 1987] write(1, "executing program\n", 18) = 18 [pid 1987] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1987] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1987] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1987] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1987] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1987] eventfd(0) = 4 [pid 1987] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1987] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1987] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1987] memfd_create("syzkaller", 0) = 5 [pid 1987] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1987] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1987] munmap(0x7f319b54f000, 138412032) = 0 [pid 1987] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1987] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1987] ioctl(6, LOOP_CLR_FD) = 0 [pid 1987] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1987] close(6) = 0 [pid 1987] close(5) = 0 [pid 1987] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1987] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1987] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1987] exit_group(0) = ? [pid 1987] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1989 ./strace-static-x86_64: Process 1989 attached [pid 1989] set_robust_list(0x5555880b8660, 24) = 0 [pid 1989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1989] setpgid(0, 0) = 0 [pid 1989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1989] write(3, "1000", 4) = 4 [pid 1989] close(3) = 0 [pid 1989] write(1, "executing program\n", 18) = 18 [pid 1989] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1989] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1989] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1989] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1989] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1989] eventfd(0) = 4 [pid 1989] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1989] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1989] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1989] memfd_create("syzkaller", 0) = 5 [pid 1989] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1989] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1989] munmap(0x7f319b54f000, 138412032) = 0 [pid 1989] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1989] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1989] ioctl(6, LOOP_CLR_FD) = 0 [pid 1989] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1989] close(6) = 0 [pid 1989] close(5) = 0 [pid 1989] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1989] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1989] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1989] exit_group(0) = ? [pid 1989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1989, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1991 ./strace-static-x86_64: Process 1991 attached [pid 1991] set_robust_list(0x5555880b8660, 24) = 0 [pid 1991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1991] setpgid(0, 0) = 0 [pid 1991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1991] write(3, "1000", 4) = 4 [pid 1991] close(3) = 0 [pid 1991] write(1, "executing program\n", 18) = 18 [pid 1991] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1991] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1991] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1991] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1991] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1991] eventfd(0) = 4 [pid 1991] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1991] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1991] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1991] memfd_create("syzkaller", 0) = 5 [pid 1991] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1991] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1991] munmap(0x7f319b54f000, 138412032) = 0 [pid 1991] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1991] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1991] ioctl(6, LOOP_CLR_FD) = 0 [pid 1991] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1991] close(6) = 0 [pid 1991] close(5) = 0 [pid 1991] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1991] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1991] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1991] exit_group(0) = ? [pid 1991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1993 ./strace-static-x86_64: Process 1993 attached [pid 1993] set_robust_list(0x5555880b8660, 24) = 0 [pid 1993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1993] setpgid(0, 0) = 0 [pid 1993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 1993] write(3, "1000", 4) = 4 [pid 1993] close(3) = 0 [pid 1993] write(1, "executing program\n", 18) = 18 [pid 1993] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1993] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1993] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1993] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1993] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1993] eventfd(0) = 4 [pid 1993] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1993] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1993] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1993] memfd_create("syzkaller", 0) = 5 [pid 1993] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1993] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1993] munmap(0x7f319b54f000, 138412032) = 0 [pid 1993] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1993] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1993] ioctl(6, LOOP_CLR_FD) = 0 [pid 1993] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1993] close(6) = 0 [pid 1993] close(5) = 0 [pid 1993] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1993] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1993] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1993] exit_group(0) = ? [pid 1993] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1995 ./strace-static-x86_64: Process 1995 attached [pid 1995] set_robust_list(0x5555880b8660, 24) = 0 [pid 1995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1995] setpgid(0, 0) = 0 [pid 1995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1995] write(3, "1000", 4) = 4 [pid 1995] close(3) = 0 [pid 1995] write(1, "executing program\n", 18) = 18 [pid 1995] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1995] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1995] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1995] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1995] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1995] eventfd(0) = 4 [pid 1995] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1995] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1995] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1995] memfd_create("syzkaller", 0) = 5 [pid 1995] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1995] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1995] munmap(0x7f319b54f000, 138412032) = 0 [pid 1995] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1995] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1995] ioctl(6, LOOP_CLR_FD) = 0 [pid 1995] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1995] close(6) = 0 [pid 1995] close(5) = 0 [pid 1995] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1995] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1995] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1995] exit_group(0) = ? [pid 1995] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1995, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 1997 ./strace-static-x86_64: Process 1997 attached [pid 1997] set_robust_list(0x5555880b8660, 24) = 0 [pid 1997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1997] setpgid(0, 0) = 0 [pid 1997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1997] write(3, "1000", 4) = 4 [pid 1997] close(3) = 0 [pid 1997] write(1, "executing program\n", 18) = 18 [pid 1997] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1997] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1997] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1997] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1997] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1997] eventfd(0) = 4 [pid 1997] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1997] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1997] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1997] memfd_create("syzkaller", 0) = 5 [pid 1997] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1997] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1997] munmap(0x7f319b54f000, 138412032) = 0 [pid 1997] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1997] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1997] ioctl(6, LOOP_CLR_FD) = 0 [pid 1997] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1997] close(6) = 0 [pid 1997] close(5) = 0 [pid 1997] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1997] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1997] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1997] exit_group(0) = ? [pid 1997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 1999 ./strace-static-x86_64: Process 1999 attached [pid 1999] set_robust_list(0x5555880b8660, 24) = 0 [pid 1999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1999] setpgid(0, 0) = 0 [pid 1999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1999] write(3, "1000", 4) = 4 [pid 1999] close(3) = 0 executing program [pid 1999] write(1, "executing program\n", 18) = 18 [pid 1999] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 1999] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 1999] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 1999] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 1999] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 1999] eventfd(0) = 4 [pid 1999] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 1999] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 1999] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 1999] memfd_create("syzkaller", 0) = 5 [pid 1999] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 1999] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 1999] munmap(0x7f319b54f000, 138412032) = 0 [pid 1999] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 1999] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1999] ioctl(6, LOOP_CLR_FD) = 0 [pid 1999] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 1999] close(6) = 0 [pid 1999] close(5) = 0 [pid 1999] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 1999] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 1999] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 1999] exit_group(0) = ? [pid 1999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=1999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2001 ./strace-static-x86_64: Process 2001 attached [pid 2001] set_robust_list(0x5555880b8660, 24) = 0 [pid 2001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2001] setpgid(0, 0) = 0 [pid 2001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2001] write(3, "1000", 4) = 4 [pid 2001] close(3) = 0 executing program [pid 2001] write(1, "executing program\n", 18) = 18 [pid 2001] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2001] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2001] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2001] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2001] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2001] eventfd(0) = 4 [pid 2001] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2001] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2001] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2001] memfd_create("syzkaller", 0) = 5 [pid 2001] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2001] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2001] munmap(0x7f319b54f000, 138412032) = 0 [pid 2001] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2001] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2001] ioctl(6, LOOP_CLR_FD) = 0 [pid 2001] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2001] close(6) = 0 [pid 2001] close(5) = 0 [pid 2001] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2001] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2001] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2001] exit_group(0) = ? [pid 2001] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2003 ./strace-static-x86_64: Process 2003 attached [pid 2003] set_robust_list(0x5555880b8660, 24) = 0 [pid 2003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2003] setpgid(0, 0) = 0 [pid 2003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2003] write(3, "1000", 4) = 4 [pid 2003] close(3) = 0 [pid 2003] write(1, "executing program\n", 18executing program ) = 18 [pid 2003] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2003] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2003] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2003] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2003] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2003] eventfd(0) = 4 [pid 2003] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2003] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2003] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2003] memfd_create("syzkaller", 0) = 5 [pid 2003] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2003] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2003] munmap(0x7f319b54f000, 138412032) = 0 [pid 2003] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2003] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2003] ioctl(6, LOOP_CLR_FD) = 0 [pid 2003] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2003] close(6) = 0 [pid 2003] close(5) = 0 [pid 2003] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2003] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2003] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2003] exit_group(0) = ? [pid 2003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2005 ./strace-static-x86_64: Process 2005 attached [pid 2005] set_robust_list(0x5555880b8660, 24) = 0 [pid 2005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2005] setpgid(0, 0) = 0 [pid 2005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2005] write(3, "1000", 4) = 4 [pid 2005] close(3) = 0 [pid 2005] write(1, "executing program\n", 18) = 18 [pid 2005] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2005] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2005] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2005] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2005] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2005] eventfd(0) = 4 [pid 2005] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2005] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2005] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2005] memfd_create("syzkaller", 0) = 5 [pid 2005] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2005] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2005] munmap(0x7f319b54f000, 138412032) = 0 [pid 2005] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2005] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2005] ioctl(6, LOOP_CLR_FD) = 0 [pid 2005] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2005] close(6) = 0 [pid 2005] close(5) = 0 [pid 2005] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2005] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2005] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2005] exit_group(0) = ? [pid 2005] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2005, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2007 ./strace-static-x86_64: Process 2007 attached [pid 2007] set_robust_list(0x5555880b8660, 24) = 0 [pid 2007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2007] setpgid(0, 0) = 0 [pid 2007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2007] write(3, "1000", 4) = 4 [pid 2007] close(3) = 0 [pid 2007] write(1, "executing program\n", 18executing program ) = 18 [pid 2007] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2007] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2007] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2007] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2007] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2007] eventfd(0) = 4 [pid 2007] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2007] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2007] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2007] memfd_create("syzkaller", 0) = 5 [pid 2007] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2007] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2007] munmap(0x7f319b54f000, 138412032) = 0 [pid 2007] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2007] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2007] ioctl(6, LOOP_CLR_FD) = 0 [pid 2007] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2007] close(6) = 0 [pid 2007] close(5) = 0 [pid 2007] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2007] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2007] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2007] exit_group(0) = ? [pid 2007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2010 ./strace-static-x86_64: Process 2010 attached [pid 2010] set_robust_list(0x5555880b8660, 24) = 0 [pid 2010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2010] setpgid(0, 0) = 0 [pid 2010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2010] write(3, "1000", 4) = 4 [pid 2010] close(3executing program ) = 0 [pid 2010] write(1, "executing program\n", 18) = 18 [pid 2010] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2010] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2010] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2010] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2010] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2010] eventfd(0) = 4 [pid 2010] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2010] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2010] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2010] memfd_create("syzkaller", 0) = 5 [pid 2010] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2010] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2010] munmap(0x7f319b54f000, 138412032) = 0 [pid 2010] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2010] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2010] ioctl(6, LOOP_CLR_FD) = 0 [pid 2010] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2010] close(6) = 0 [pid 2010] close(5) = 0 [pid 2010] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2010] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2010] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2010] exit_group(0) = ? [pid 2010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2010, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2012 ./strace-static-x86_64: Process 2012 attached [pid 2012] set_robust_list(0x5555880b8660, 24) = 0 [pid 2012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2012] setpgid(0, 0) = 0 [pid 2012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2012] write(3, "1000", 4) = 4 [pid 2012] close(3) = 0 [pid 2012] write(1, "executing program\n", 18executing program ) = 18 [pid 2012] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2012] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2012] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2012] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2012] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2012] eventfd(0) = 4 [pid 2012] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2012] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2012] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2012] memfd_create("syzkaller", 0) = 5 [pid 2012] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2012] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2012] munmap(0x7f319b54f000, 138412032) = 0 [pid 2012] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2012] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2012] ioctl(6, LOOP_CLR_FD) = 0 [pid 2012] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2012] close(6) = 0 [pid 2012] close(5) = 0 [pid 2012] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2012] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2012] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2012] exit_group(0) = ? [pid 2012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2012, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2014 ./strace-static-x86_64: Process 2014 attached [pid 2014] set_robust_list(0x5555880b8660, 24) = 0 [pid 2014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2014] setpgid(0, 0) = 0 [pid 2014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2014] write(3, "1000", 4) = 4 [pid 2014] close(3) = 0 [pid 2014] write(1, "executing program\n", 18executing program ) = 18 [pid 2014] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2014] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2014] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2014] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2014] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2014] eventfd(0) = 4 [pid 2014] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2014] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2014] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2014] memfd_create("syzkaller", 0) = 5 [pid 2014] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2014] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2014] munmap(0x7f319b54f000, 138412032) = 0 [pid 2014] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2014] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2014] ioctl(6, LOOP_CLR_FD) = 0 [pid 2014] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2014] close(6) = 0 [pid 2014] close(5) = 0 [pid 2014] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2014] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2014] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2014] exit_group(0) = ? [pid 2014] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2016 ./strace-static-x86_64: Process 2016 attached [pid 2016] set_robust_list(0x5555880b8660, 24) = 0 [pid 2016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2016] setpgid(0, 0) = 0 [pid 2016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2016] write(3, "1000", 4) = 4 [pid 2016] close(3) = 0 [pid 2016] write(1, "executing program\n", 18) = 18 [pid 2016] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2016] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2016] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2016] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2016] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2016] eventfd(0) = 4 [pid 2016] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2016] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2016] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2016] memfd_create("syzkaller", 0) = 5 [pid 2016] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2016] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2016] munmap(0x7f319b54f000, 138412032) = 0 [pid 2016] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2016] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2016] ioctl(6, LOOP_CLR_FD) = 0 [pid 2016] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2016] close(6) = 0 [pid 2016] close(5) = 0 [pid 2016] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2016] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2016] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2016] exit_group(0) = ? [pid 2016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2016, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2018 ./strace-static-x86_64: Process 2018 attached [pid 2018] set_robust_list(0x5555880b8660, 24) = 0 [pid 2018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2018] setpgid(0, 0) = 0 [pid 2018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2018] write(3, "1000", 4) = 4 [pid 2018] close(3) = 0 [pid 2018] write(1, "executing program\n", 18executing program ) = 18 [pid 2018] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2018] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2018] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2018] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2018] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2018] eventfd(0) = 4 [pid 2018] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2018] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2018] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2018] memfd_create("syzkaller", 0) = 5 [pid 2018] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2018] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2018] munmap(0x7f319b54f000, 138412032) = 0 [pid 2018] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2018] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2018] ioctl(6, LOOP_CLR_FD) = 0 [pid 2018] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2018] close(6) = 0 [pid 2018] close(5) = 0 [pid 2018] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2018] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2018] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2018] exit_group(0) = ? [pid 2018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2020 ./strace-static-x86_64: Process 2020 attached [pid 2020] set_robust_list(0x5555880b8660, 24) = 0 [pid 2020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2020] setpgid(0, 0) = 0 [pid 2020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2020] write(3, "1000", 4) = 4 [pid 2020] close(3) = 0 [pid 2020] write(1, "executing program\n", 18) = 18 [pid 2020] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2020] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2020] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2020] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2020] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2020] eventfd(0) = 4 [pid 2020] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2020] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2020] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2020] memfd_create("syzkaller", 0) = 5 [pid 2020] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2020] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2020] munmap(0x7f319b54f000, 138412032) = 0 [pid 2020] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2020] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2020] ioctl(6, LOOP_CLR_FD) = 0 [pid 2020] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2020] close(6) = 0 [pid 2020] close(5) = 0 [pid 2020] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2020] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2020] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2020] exit_group(0) = ? [pid 2020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2022 ./strace-static-x86_64: Process 2022 attached [pid 2022] set_robust_list(0x5555880b8660, 24) = 0 [pid 2022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2022] setpgid(0, 0) = 0 [pid 2022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2022] write(3, "1000", 4) = 4 [pid 2022] close(3) = 0 [pid 2022] write(1, "executing program\n", 18) = 18 [pid 2022] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2022] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2022] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2022] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2022] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2022] eventfd(0) = 4 [pid 2022] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2022] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2022] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2022] memfd_create("syzkaller", 0) = 5 [pid 2022] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2022] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2022] munmap(0x7f319b54f000, 138412032) = 0 [pid 2022] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2022] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2022] ioctl(6, LOOP_CLR_FD) = 0 [pid 2022] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2022] close(6) = 0 [pid 2022] close(5) = 0 [pid 2022] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2022] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2022] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2022] exit_group(0) = ? [pid 2022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2022, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2024 executing program ./strace-static-x86_64: Process 2024 attached [pid 2024] set_robust_list(0x5555880b8660, 24) = 0 [pid 2024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2024] setpgid(0, 0) = 0 [pid 2024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2024] write(3, "1000", 4) = 4 [pid 2024] close(3) = 0 [pid 2024] write(1, "executing program\n", 18) = 18 [pid 2024] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2024] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2024] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2024] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2024] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2024] eventfd(0) = 4 [pid 2024] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2024] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2024] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2024] memfd_create("syzkaller", 0) = 5 [pid 2024] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2024] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2024] munmap(0x7f319b54f000, 138412032) = 0 [pid 2024] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2024] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2024] ioctl(6, LOOP_CLR_FD) = 0 [pid 2024] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2024] close(6) = 0 [pid 2024] close(5) = 0 [pid 2024] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2024] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2024] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2024] exit_group(0) = ? [pid 2024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2026 ./strace-static-x86_64: Process 2026 attached [pid 2026] set_robust_list(0x5555880b8660, 24) = 0 [pid 2026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2026] setpgid(0, 0) = 0 [pid 2026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2026] write(3, "1000", 4) = 4 [pid 2026] close(3executing program ) = 0 [pid 2026] write(1, "executing program\n", 18) = 18 [pid 2026] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2026] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2026] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2026] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2026] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2026] eventfd(0) = 4 [pid 2026] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2026] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2026] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2026] memfd_create("syzkaller", 0) = 5 [pid 2026] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2026] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2026] munmap(0x7f319b54f000, 138412032) = 0 [pid 2026] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2026] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2026] ioctl(6, LOOP_CLR_FD) = 0 [pid 2026] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2026] close(6) = 0 [pid 2026] close(5) = 0 [pid 2026] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2026] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2026] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2026] exit_group(0) = ? [pid 2026] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2028 ./strace-static-x86_64: Process 2028 attached [pid 2028] set_robust_list(0x5555880b8660, 24) = 0 [pid 2028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2028] setpgid(0, 0) = 0 [pid 2028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2028] write(3, "1000", 4) = 4 [pid 2028] close(3) = 0 [pid 2028] write(1, "executing program\n", 18) = 18 [pid 2028] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2028] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2028] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2028] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2028] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2028] eventfd(0) = 4 [pid 2028] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2028] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2028] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2028] memfd_create("syzkaller", 0) = 5 [pid 2028] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2028] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2028] munmap(0x7f319b54f000, 138412032) = 0 [pid 2028] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2028] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2028] ioctl(6, LOOP_CLR_FD) = 0 [pid 2028] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2028] close(6) = 0 [pid 2028] close(5) = 0 [pid 2028] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2028] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2028] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2028] exit_group(0) = ? [pid 2028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2028, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2030 ./strace-static-x86_64: Process 2030 attached [pid 2030] set_robust_list(0x5555880b8660, 24) = 0 [pid 2030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2030] setpgid(0, 0) = 0 [pid 2030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2030] write(3, "1000", 4) = 4 [pid 2030] close(3) = 0 executing program [pid 2030] write(1, "executing program\n", 18) = 18 [pid 2030] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2030] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2030] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2030] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2030] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2030] eventfd(0) = 4 [pid 2030] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2030] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2030] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2030] memfd_create("syzkaller", 0) = 5 [pid 2030] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2030] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2030] munmap(0x7f319b54f000, 138412032) = 0 [pid 2030] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2030] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2030] ioctl(6, LOOP_CLR_FD) = 0 [pid 2030] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2030] close(6) = 0 [pid 2030] close(5) = 0 [pid 2030] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2030] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2030] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2030] exit_group(0) = ? [pid 2030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2032 ./strace-static-x86_64: Process 2032 attached [pid 2032] set_robust_list(0x5555880b8660, 24) = 0 [pid 2032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2032] setpgid(0, 0) = 0 [pid 2032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2032] write(3, "1000", 4) = 4 [pid 2032] close(3) = 0 [pid 2032] write(1, "executing program\n", 18) = 18 [pid 2032] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2032] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2032] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2032] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2032] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2032] eventfd(0) = 4 [pid 2032] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2032] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2032] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2032] memfd_create("syzkaller", 0) = 5 [pid 2032] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2032] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2032] munmap(0x7f319b54f000, 138412032) = 0 [pid 2032] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2032] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2032] ioctl(6, LOOP_CLR_FD) = 0 [pid 2032] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2032] close(6) = 0 [pid 2032] close(5) = 0 [pid 2032] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2032] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2032] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2032] exit_group(0) = ? [pid 2032] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2032, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2034 ./strace-static-x86_64: Process 2034 attached [pid 2034] set_robust_list(0x5555880b8660, 24) = 0 [pid 2034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2034] setpgid(0, 0) = 0 [pid 2034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2034] write(3, "1000", 4) = 4 [pid 2034] close(3) = 0 [pid 2034] write(1, "executing program\n", 18) = 18 [pid 2034] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2034] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2034] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2034] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2034] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2034] eventfd(0) = 4 [pid 2034] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2034] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2034] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2034] memfd_create("syzkaller", 0) = 5 [pid 2034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2034] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2034] munmap(0x7f319b54f000, 138412032) = 0 [pid 2034] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2034] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2034] ioctl(6, LOOP_CLR_FD) = 0 [pid 2034] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2034] close(6) = 0 [pid 2034] close(5) = 0 [pid 2034] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2034] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2034] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2034] exit_group(0) = ? [pid 2034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2036 ./strace-static-x86_64: Process 2036 attached [pid 2036] set_robust_list(0x5555880b8660, 24) = 0 [pid 2036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2036] setpgid(0, 0) = 0 [pid 2036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2036] write(3, "1000", 4) = 4 [pid 2036] close(3) = 0 [pid 2036] write(1, "executing program\n", 18) = 18 [pid 2036] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2036] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2036] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2036] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2036] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2036] eventfd(0) = 4 [pid 2036] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2036] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2036] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2036] memfd_create("syzkaller", 0) = 5 [pid 2036] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2036] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2036] munmap(0x7f319b54f000, 138412032) = 0 [pid 2036] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2036] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2036] ioctl(6, LOOP_CLR_FD) = 0 [pid 2036] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2036] close(6) = 0 [pid 2036] close(5) = 0 [pid 2036] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2036] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2036] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2036] exit_group(0) = ? [pid 2036] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2038 ./strace-static-x86_64: Process 2038 attached [pid 2038] set_robust_list(0x5555880b8660, 24) = 0 [pid 2038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2038] setpgid(0, 0) = 0 [pid 2038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2038] write(3, "1000", 4) = 4 [pid 2038] close(3) = 0 [pid 2038] write(1, "executing program\n", 18) = 18 [pid 2038] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2038] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2038] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2038] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2038] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2038] eventfd(0) = 4 [pid 2038] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2038] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2038] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2038] memfd_create("syzkaller", 0) = 5 [pid 2038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2038] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2038] munmap(0x7f319b54f000, 138412032) = 0 [pid 2038] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2038] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2038] ioctl(6, LOOP_CLR_FD) = 0 [pid 2038] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2038] close(6) = 0 [pid 2038] close(5) = 0 [pid 2038] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2038] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2038] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2038] exit_group(0) = ? [pid 2038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2040 ./strace-static-x86_64: Process 2040 attached [pid 2040] set_robust_list(0x5555880b8660, 24) = 0 [pid 2040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2040] setpgid(0, 0) = 0 [pid 2040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2040] write(3, "1000", 4) = 4 [pid 2040] close(3) = 0 [pid 2040] write(1, "executing program\n", 18) = 18 [pid 2040] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2040] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2040] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2040] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2040] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2040] eventfd(0) = 4 [pid 2040] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2040] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2040] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2040] memfd_create("syzkaller", 0) = 5 [pid 2040] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2040] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2040] munmap(0x7f319b54f000, 138412032) = 0 [pid 2040] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2040] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2040] ioctl(6, LOOP_CLR_FD) = 0 [pid 2040] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2040] close(6) = 0 [pid 2040] close(5) = 0 [pid 2040] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2040] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2040] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2040] exit_group(0) = ? [pid 2040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2042 ./strace-static-x86_64: Process 2042 attached [pid 2042] set_robust_list(0x5555880b8660, 24) = 0 [pid 2042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2042] setpgid(0, 0) = 0 [pid 2042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2042] write(3, "1000", 4) = 4 [pid 2042] close(3) = 0 executing program [pid 2042] write(1, "executing program\n", 18) = 18 [pid 2042] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2042] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2042] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2042] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2042] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2042] eventfd(0) = 4 [pid 2042] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2042] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2042] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2042] memfd_create("syzkaller", 0) = 5 [pid 2042] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2042] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2042] munmap(0x7f319b54f000, 138412032) = 0 [pid 2042] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2042] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2042] ioctl(6, LOOP_CLR_FD) = 0 [pid 2042] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2042] close(6) = 0 [pid 2042] close(5) = 0 [pid 2042] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2042] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2042] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2042] exit_group(0) = ? [pid 2042] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2044 ./strace-static-x86_64: Process 2044 attached [pid 2044] set_robust_list(0x5555880b8660, 24) = 0 [pid 2044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2044] setpgid(0, 0) = 0 [pid 2044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2044] write(3, "1000", 4) = 4 [pid 2044] close(3) = 0 [pid 2044] write(1, "executing program\n", 18executing program ) = 18 [pid 2044] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2044] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2044] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2044] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2044] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2044] eventfd(0) = 4 [pid 2044] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2044] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2044] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2044] memfd_create("syzkaller", 0) = 5 [pid 2044] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2044] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2044] munmap(0x7f319b54f000, 138412032) = 0 [pid 2044] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2044] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2044] ioctl(6, LOOP_CLR_FD) = 0 [pid 2044] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2044] close(6) = 0 [pid 2044] close(5) = 0 [pid 2044] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2044] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2044] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2044] exit_group(0) = ? [pid 2044] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2044, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2046 ./strace-static-x86_64: Process 2046 attached [pid 2046] set_robust_list(0x5555880b8660, 24) = 0 [pid 2046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2046] setpgid(0, 0) = 0 [pid 2046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2046] write(3, "1000", 4) = 4 [pid 2046] close(3) = 0 [pid 2046] write(1, "executing program\n", 18) = 18 [pid 2046] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2046] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2046] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2046] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2046] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2046] eventfd(0) = 4 [pid 2046] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2046] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2046] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2046] memfd_create("syzkaller", 0) = 5 [pid 2046] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2046] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2046] munmap(0x7f319b54f000, 138412032) = 0 [pid 2046] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2046] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2046] ioctl(6, LOOP_CLR_FD) = 0 [pid 2046] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2046] close(6) = 0 [pid 2046] close(5) = 0 [pid 2046] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2046] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2046] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2046] exit_group(0) = ? [pid 2046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2048 ./strace-static-x86_64: Process 2048 attached [pid 2048] set_robust_list(0x5555880b8660, 24) = 0 [pid 2048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2048] setpgid(0, 0) = 0 [pid 2048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2048] write(3, "1000", 4) = 4 [pid 2048] close(3) = 0 [pid 2048] write(1, "executing program\n", 18) = 18 [pid 2048] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2048] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2048] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2048] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2048] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2048] eventfd(0) = 4 [pid 2048] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2048] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2048] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2048] memfd_create("syzkaller", 0) = 5 [pid 2048] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2048] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2048] munmap(0x7f319b54f000, 138412032) = 0 [pid 2048] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2048] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2048] ioctl(6, LOOP_CLR_FD) = 0 [pid 2048] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2048] close(6) = 0 [pid 2048] close(5) = 0 [pid 2048] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2048] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2048] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2048] exit_group(0) = ? [pid 2048] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2050 ./strace-static-x86_64: Process 2050 attached [pid 2050] set_robust_list(0x5555880b8660, 24) = 0 [pid 2050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2050] setpgid(0, 0) = 0 [pid 2050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2050] write(3, "1000", 4) = 4 [pid 2050] close(3) = 0 [pid 2050] write(1, "executing program\n", 18) = 18 [pid 2050] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2050] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2050] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2050] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2050] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2050] eventfd(0) = 4 [pid 2050] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2050] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2050] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2050] memfd_create("syzkaller", 0) = 5 [pid 2050] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2050] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2050] munmap(0x7f319b54f000, 138412032) = 0 [pid 2050] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2050] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2050] ioctl(6, LOOP_CLR_FD) = 0 [pid 2050] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2050] close(6) = 0 [pid 2050] close(5) = 0 [pid 2050] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2050] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2050] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2050] exit_group(0) = ? [pid 2050] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2050, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2052 ./strace-static-x86_64: Process 2052 attached [pid 2052] set_robust_list(0x5555880b8660, 24) = 0 [pid 2052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2052] setpgid(0, 0) = 0 [pid 2052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2052] write(3, "1000", 4) = 4 [pid 2052] close(3) = 0 [pid 2052] write(1, "executing program\n", 18) = 18 [pid 2052] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2052] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2052] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2052] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2052] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2052] eventfd(0) = 4 [pid 2052] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2052] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2052] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2052] memfd_create("syzkaller", 0) = 5 [pid 2052] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2052] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2052] munmap(0x7f319b54f000, 138412032) = 0 [pid 2052] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2052] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2052] ioctl(6, LOOP_CLR_FD) = 0 [pid 2052] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2052] close(6) = 0 [pid 2052] close(5) = 0 [pid 2052] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2052] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2052] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2052] exit_group(0) = ? [pid 2052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2052, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3executing program ) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2054 ./strace-static-x86_64: Process 2054 attached [pid 2054] set_robust_list(0x5555880b8660, 24) = 0 [pid 2054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2054] setpgid(0, 0) = 0 [pid 2054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2054] write(3, "1000", 4) = 4 [pid 2054] close(3) = 0 [pid 2054] write(1, "executing program\n", 18) = 18 [pid 2054] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2054] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2054] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2054] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2054] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2054] eventfd(0) = 4 [pid 2054] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2054] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2054] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2054] memfd_create("syzkaller", 0) = 5 [pid 2054] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2054] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2054] munmap(0x7f319b54f000, 138412032) = 0 [pid 2054] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2054] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2054] ioctl(6, LOOP_CLR_FD) = 0 [pid 2054] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2054] close(6) = 0 [pid 2054] close(5) = 0 [pid 2054] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2054] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2054] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2054] exit_group(0) = ? [pid 2054] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2056 ./strace-static-x86_64: Process 2056 attached [pid 2056] set_robust_list(0x5555880b8660, 24) = 0 [pid 2056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2056] setpgid(0, 0) = 0 [pid 2056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2056] write(3, "1000", 4) = 4 [pid 2056] close(3) = 0 [pid 2056] write(1, "executing program\n", 18executing program ) = 18 [pid 2056] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2056] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2056] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2056] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2056] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2056] eventfd(0) = 4 [pid 2056] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2056] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2056] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2056] memfd_create("syzkaller", 0) = 5 [pid 2056] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2056] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2056] munmap(0x7f319b54f000, 138412032) = 0 [pid 2056] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2056] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2056] ioctl(6, LOOP_CLR_FD) = 0 [pid 2056] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2056] close(6) = 0 [pid 2056] close(5) = 0 [pid 2056] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2056] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2056] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2056] exit_group(0) = ? [pid 2056] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program , child_tidptr=0x5555880b8650) = 2058 ./strace-static-x86_64: Process 2058 attached [pid 2058] set_robust_list(0x5555880b8660, 24) = 0 [pid 2058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2058] setpgid(0, 0) = 0 [pid 2058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2058] write(3, "1000", 4) = 4 [pid 2058] close(3) = 0 [pid 2058] write(1, "executing program\n", 18) = 18 [pid 2058] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2058] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2058] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2058] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2058] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2058] eventfd(0) = 4 [pid 2058] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2058] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2058] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2058] memfd_create("syzkaller", 0) = 5 [pid 2058] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2058] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2058] munmap(0x7f319b54f000, 138412032) = 0 [pid 2058] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2058] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2058] ioctl(6, LOOP_CLR_FD) = 0 [pid 2058] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2058] close(6) = 0 [pid 2058] close(5) = 0 [pid 2058] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2058] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2058] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2058] exit_group(0) = ? [pid 2058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2060 ./strace-static-x86_64: Process 2060 attached [pid 2060] set_robust_list(0x5555880b8660, 24) = 0 [pid 2060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2060] setpgid(0, 0) = 0 [pid 2060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2060] write(3, "1000", 4) = 4 [pid 2060] close(3) = 0 [pid 2060] write(1, "executing program\n", 18executing program ) = 18 [pid 2060] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2060] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2060] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2060] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2060] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2060] eventfd(0) = 4 [pid 2060] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2060] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2060] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2060] memfd_create("syzkaller", 0) = 5 [pid 2060] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2060] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2060] munmap(0x7f319b54f000, 138412032) = 0 [pid 2060] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2060] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2060] ioctl(6, LOOP_CLR_FD) = 0 [pid 2060] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2060] close(6) = 0 [pid 2060] close(5) = 0 [pid 2060] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2060] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2060] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2060] exit_group(0) = ? [pid 2060] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2062 ./strace-static-x86_64: Process 2062 attached [pid 2062] set_robust_list(0x5555880b8660, 24) = 0 [pid 2062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2062] setpgid(0, 0) = 0 executing program [pid 2062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2062] write(3, "1000", 4) = 4 [pid 2062] close(3) = 0 [pid 2062] write(1, "executing program\n", 18) = 18 [pid 2062] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2062] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2062] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2062] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2062] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2062] eventfd(0) = 4 [pid 2062] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2062] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2062] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2062] memfd_create("syzkaller", 0) = 5 [pid 2062] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2062] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2062] munmap(0x7f319b54f000, 138412032) = 0 [pid 2062] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2062] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2062] ioctl(6, LOOP_CLR_FD) = 0 [pid 2062] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2062] close(6) = 0 [pid 2062] close(5) = 0 [pid 2062] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2062] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2062] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2062] exit_group(0) = ? [pid 2062] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2064 ./strace-static-x86_64: Process 2064 attached [pid 2064] set_robust_list(0x5555880b8660, 24) = 0 [pid 2064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2064] setpgid(0, 0) = 0 [pid 2064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2064] write(3, "1000", 4) = 4 executing program [pid 2064] close(3) = 0 [pid 2064] write(1, "executing program\n", 18) = 18 [pid 2064] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2064] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2064] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2064] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2064] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2064] eventfd(0) = 4 [pid 2064] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2064] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2064] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2064] memfd_create("syzkaller", 0) = 5 [pid 2064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [ 56.048187][ T7] ------------[ cut here ]------------ [ 56.053469][ T7] kernel BUG at fs/ext4/inode.c:2777! [ 56.059729][ T7] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 56.065614][ T7] CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 5.10.234-syzkaller-00148-g6686f2996d23 #0 [ 56.075241][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 56.085173][ T7] Workqueue: writeback wb_workfn (flush-7:0) [ 56.090962][ T7] RIP: 0010:ext4_writepages+0x3bdf/0x3c00 [ 56.096506][ T7] Code: 28 8c ff 31 ff 89 de e8 af 28 8c ff 45 84 f6 75 27 e8 15 26 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 01 26 8c ff <0f> 0b e8 fa 25 8c ff e8 b1 e2 21 ff eb 9b e8 ee 25 8c ff e8 a5 e2 [ 56.115948][ T7] RSP: 0018:ffffc900000770a0 EFLAGS: 00010293 [ 56.121852][ T7] RAX: ffffffff81de995f RBX: 0000008000000000 RCX: ffff88810024a780 [ 56.129659][ T7] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 56.137473][ T7] RBP: ffffc90000077490 R08: ffffffff81de63d3 R09: ffffed1021f79bdb [ 56.145282][ T7] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 [ 56.153093][ T7] R13: ffffc900000777d0 R14: 0000008410000000 R15: ffffc90000077360 [ 56.160912][ T7] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 56.169675][ T7] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.176096][ T7] CR2: 00007f31a39d601d CR3: 000000010c9f1000 CR4: 00000000003506b0 [ 56.183921][ T7] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.191729][ T7] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.199522][ T7] Call Trace: [ 56.202664][ T7] ? __die_body+0x62/0xb0 [ 56.206821][ T7] ? die+0x88/0xb0 [ 56.210385][ T7] ? do_trap+0x1a4/0x310 [ 56.214460][ T7] ? ext4_writepages+0x3bdf/0x3c00 [ 56.219409][ T7] ? handle_invalid_op+0x95/0xc0 [ 56.224179][ T7] ? ext4_writepages+0x3bdf/0x3c00 [ 56.229136][ T7] ? exc_invalid_op+0x32/0x50 [ 56.233638][ T7] ? asm_exc_invalid_op+0x12/0x20 [ 56.238503][ T7] ? ext4_writepages+0x653/0x3c00 [ 56.243575][ T7] ? ext4_writepages+0x3bdf/0x3c00 [ 56.248507][ T7] ? ext4_writepages+0x3bdf/0x3c00 [ 56.253457][ T7] ? lru_cache_disable+0xc0/0xc0 [ 56.258232][ T7] ? block_write_full_page+0x1a5/0x220 [ 56.263525][ T7] ? pagevec_lookup_range_tag+0x3c/0x80 [ 56.268903][ T7] ? generic_writepages+0x160/0x160 [ 56.273930][ T7] ? tag_pages_for_writeback+0x590/0x590 [ 56.279398][ T7] ? ext4_readpage+0x230/0x230 [ 56.284003][ T7] ? blk_finish_plug+0x4c/0x80 [ 56.288602][ T7] ? ext4_readpage+0x230/0x230 [ 56.293201][ T7] do_writepages+0x12e/0x270 [ 56.297714][ T7] ? __writepage+0x130/0x130 [ 56.302233][ T7] ? __kasan_check_write+0x14/0x20 [ 56.307189][ T7] __writeback_single_inode+0xd7/0xac0 [ 56.312473][ T7] writeback_sb_inodes+0x99c/0x16b0 [ 56.317506][ T7] ? queue_io+0x520/0x520 [ 56.321671][ T7] ? __kasan_check_write+0x14/0x20 [ 56.326615][ T7] ? down_read_trylock+0x179/0x1d0 [ 56.331562][ T7] ? queue_io+0x3d3/0x520 [ 56.335729][ T7] wb_writeback+0x4b7/0xc60 [ 56.340069][ T7] ? wb_io_lists_depopulated+0x180/0x180 [ 56.345621][ T7] ? set_worker_desc+0x158/0x1c0 [ 56.350398][ T7] ? update_load_avg+0x541/0x1690 [ 56.355257][ T7] ? __kasan_check_write+0x14/0x20 [ 56.360207][ T7] ? cpumask_next+0x23/0x30 [ 56.364543][ T7] wb_workfn+0xb3d/0x1110 [ 56.368722][ T7] ? inode_wait_for_writeback+0x280/0x280 [ 56.374266][ T7] ? __switch_to_asm+0x34/0x60 [ 56.378868][ T7] ? __kasan_check_read+0x11/0x20 [ 56.383723][ T7] ? read_word_at_a_time+0x12/0x20 [ 56.388677][ T7] ? strscpy+0x9c/0x260 [ 56.392668][ T7] process_one_work+0x6dc/0xbd0 [pid 2064] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2064] munmap(0x7f319b54f000, 138412032) = 0 [pid 2064] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2064] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2064] ioctl(6, LOOP_CLR_FD) = 0 [pid 2064] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2064] close(6) = 0 [pid 2064] close(5) = 0 [pid 2064] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2064] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2064] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2064] exit_group(0) = ? [pid 2064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2067 ./strace-static-x86_64: Process 2067 attached [pid 2067] set_robust_list(0x5555880b8660, 24) = 0 [pid 2067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2067] setpgid(0, 0) = 0 [pid 2067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2067] write(3, "1000", 4) = 4 [pid 2067] close(3) = 0 [pid 2067] write(1, "executing program\n", 18executing program ) = 18 [pid 2067] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [ 56.397354][ T7] worker_thread+0xaea/0x1510 [ 56.401870][ T7] kthread+0x34b/0x3d0 [ 56.405769][ T7] ? worker_clr_flags+0x180/0x180 [ 56.410631][ T7] ? kthread_blkcg+0xd0/0xd0 [ 56.415058][ T7] ret_from_fork+0x1f/0x30 [ 56.419316][ T7] Modules linked in: [ 56.424165][ T7] ---[ end trace cb7770ba5c442281 ]--- [ 56.429827][ T7] RIP: 0010:ext4_writepages+0x3bdf/0x3c00 [pid 2067] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2067] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2067] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2067] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2067] eventfd(0) = 4 [pid 2067] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2067] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2067] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2067] memfd_create("syzkaller", 0) = 5 [pid 2067] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [pid 2067] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2067] munmap(0x7f319b54f000, 138412032) = 0 [pid 2067] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2067] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2067] ioctl(6, LOOP_CLR_FD) = 0 [pid 2067] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2067] close(6) = 0 [pid 2067] close(5) = 0 [pid 2067] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2067] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2067] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2067] exit_group(0) = ? [pid 2067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2069 ./strace-static-x86_64: Process 2069 attached [pid 2069] set_robust_list(0x5555880b8660, 24) = 0 [pid 2069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2069] setpgid(0, 0) = 0 [pid 2069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2069] write(3, "1000", 4) = 4 [pid 2069] close(3) = 0 [pid 2069] write(1, "executing program\n", 18executing program ) = 18 [pid 2069] openat(AT_FDCWD, "/dev/vhost-vsock", O_RDWR) = 3 [pid 2069] ioctl(3, VHOST_SET_OWNER, 0) = 0 [pid 2069] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000580) = 0 [pid 2069] ioctl(3, VHOST_SET_VRING_ADDR, 0x400000000280) = 0 [pid 2069] ioctl(3, VHOST_SET_MEM_TABLE, 0x4000000016c0) = 0 [pid 2069] eventfd(0) = 4 [pid 2069] ioctl(3, VHOST_SET_LOG_FD, 0x400000000180) = 0 [pid 2069] ioctl(3, VHOST_VSOCK_SET_RUNNING, 0x400000000040) = 0 [pid 2069] ioctl(3, VHOST_SET_VRING_KICK, 0x400000000380) = 0 [pid 2069] memfd_create("syzkaller", 0) = 5 [pid 2069] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f319b54f000 [ 56.437407][ T7] Code: 28 8c ff 31 ff 89 de e8 af 28 8c ff 45 84 f6 75 27 e8 15 26 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 01 26 8c ff <0f> 0b e8 fa 25 8c ff e8 b1 e2 21 ff eb 9b e8 ee 25 8c ff e8 a5 e2 [ 56.457415][ T7] RSP: 0018:ffffc900000770a0 EFLAGS: 00010293 [ 56.463651][ T7] RAX: ffffffff81de995f RBX: 0000008000000000 RCX: ffff88810024a780 [ 56.471937][ T7] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 56.480105][ T7] RBP: ffffc90000077490 R08: ffffffff81de63d3 R09: ffffed1021f79bdb [ 56.488948][ T7] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001 [pid 2069] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1048576) = 1048576 [pid 2069] munmap(0x7f319b54f000, 138412032) = 0 [pid 2069] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 6 [pid 2069] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2069] ioctl(6, LOOP_CLR_FD) = 0 [pid 2069] ioctl(6, LOOP_SET_FD, 5) = -1 EBUSY (Device or resource busy) [pid 2069] close(6) = 0 [pid 2069] close(5) = 0 [pid 2069] open("./file1", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = -1 EISDIR (Is a directory) [pid 2069] mmap(0x400000000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0) = -1 EBADF (Bad file descriptor) [pid 2069] bpf(BPF_MAP_CREATE, {map_type=0xffffffff /* BPF_MAP_TYPE_??? */, key_size=0, value_size=4294967295, max_entries=0, map_flags=0, inner_map_fd=0, map_name="", map_ifindex=0, btf_fd=0, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=13903790157999918}, 72) = -1 EINVAL (Invalid argument) [pid 2069] exit_group(0) = ? [pid 2069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555880b8650) = 2071 ./strace-static-x86_64: Process 2071 attached [pid 2071] set_robust_list(0x5555880b8660, 24) = 0 [pid 2071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2071] setpgid(0, 0) = 0 [pid 2071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 56.496980][ T7] R13: ffffc900000777d0 R14: 0000008410000000 R15: ffffc90000077360 [ 56.505027][ T7] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 56.514082][ T7] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.520600][ T7] CR2: 00007f31a3a05100 CR3: 000000010d436000 CR4: 00000000003506b0 [ 56.528650][ T7] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.536758][ T7] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.544839][ T7] Kernel panic - not syncing: Fatal exception [ 56.551148][ T7] Kernel Offset: disabled [ 56.555278][ T7] Rebooting in 86400 seconds..