./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2556006055
<...>
Warning: Permanently added '10.128.1.38' (ED25519) to the list of known hosts.
execve("./syz-executor2556006055", ["./syz-executor2556006055"], 0x7ffd4a291a70 /* 10 vars */) = 0
brk(NULL) = 0x55558a7a0000
brk(0x55558a7a0d40) = 0x55558a7a0d40
arch_prctl(ARCH_SET_FS, 0x55558a7a03c0) = 0
set_tid_address(0x55558a7a0690) = 5831
set_robust_list(0x55558a7a06a0, 24) = 0
rseq(0x55558a7a0ce0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2556006055", 4096) = 28
getrandom("\xdf\xfd\xbe\x2a\xcf\xca\x63\x11", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55558a7a0d40
brk(0x55558a7c1d40) = 0x55558a7c1d40
brk(0x55558a7c2000) = 0x55558a7c2000
mprotect(0x7fccd22b8000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
mkdir("./syzkaller.qnVOp4", 0700) = 0
chmod("./syzkaller.qnVOp4", 0777) = 0
chdir("./syzkaller.qnVOp4") = 0
unshare(CLONE_NEWPID) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5832 attached
, child_tidptr=0x55558a7a0690) = 5832
[pid 5832] set_robust_list(0x55558a7a06a0, 24) = 0
[pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5832] getppid() = 0
[pid 5832] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid 5832] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid 5832] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid 5832] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid 5832] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid 5832] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid 5832] unshare(CLONE_NEWNS) = 0
[pid 5832] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid 5832] unshare(CLONE_NEWIPC) = 0
[pid 5832] unshare(CLONE_NEWCGROUP) = 0
[pid 5832] unshare(CLONE_NEWUTS) = 0
[pid 5832] unshare(CLONE_SYSVSEM) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "16777216", 8) = 8
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "536870912", 9) = 9
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "1024", 4) = 4
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "8192", 4) = 4
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "1024", 4) = 4
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "1024", 4) = 4
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "1024 1048576 500 1024", 21) = 21
[pid 5832] close(3) = 0
[pid 5832] getpid() = 1
[pid 5832] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid 5832] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid 5832] unshare(CLONE_NEWNET) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "0 65535", 7) = 7
[pid 5832] close(3) = 0
[pid 5832] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid 5832] write(3, "100000", 6) = 6
[pid 5832] close(3) = 0
[pid 5832] mkdir("./syz-tmp", 0777) = 0
[pid 5832] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid 5832] mkdir("./syz-tmp/newroot", 0777) = 0
[pid 5832] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid 5832] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid 5832] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid 5832] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid 5832] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid 5832] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid 5832] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid 5832] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid 5832] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid 5832] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid 5832] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid 5832] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid 5832] mkdir("./syz-tmp/pivot", 0777) = 0
[pid 5832] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid 5832] chdir("/") = 0
[pid 5832] umount2("./pivot", MNT_DETACH) = 0
[pid 5832] chroot("./newroot") = 0
[pid 5832] chdir("/") = 0
[pid 5832] mkdir("/dev/binderfs", 0777) = 0
[pid 5832] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid 5832] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid 5832] mkdir("./0", 0777) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
[pid 5832] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
[pid 5832] close(3) = 0
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558a7a0690) = 2
./strace-static-x86_64: Process 5835 attached
[pid 5835] set_robust_list(0x55558a7a06a0, 24) = 0
[pid 5835] chdir("./0") = 0
[pid 5835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5835] setpgid(0, 0) = 0
[pid 5835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5835] write(3, "1000", 4) = 4
[pid 5835] close(3) = 0
[pid 5835] symlink("/dev/binderfs", "./binderfs") = 0
[pid 5835] write(1, "executing program\n", 18executing program
) = 18
[pid 5835] futex(0x7fccd22be6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid 5835] rt_sigaction(SIGRT_1, {sa_handler=0x7fccd225b6e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fccd224c890}, NULL, 8) = 0
[pid 5835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
[pid 5835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fccd21cb000
[pid 5835] mprotect(0x7fccd21cc000, 131072, PROT_READ|PROT_WRITE) = 0
[pid 5835] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid 5835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fccd21eb990, parent_tid=0x7fccd21eb990, exit_signal=0, stack=0x7fccd21cb000, stack_size=0x20300, tls=0x7fccd21eb6c0}./strace-static-x86_64: Process 5836 attached
<unfinished ...>
[pid 5836] rseq(0x7fccd21ebfe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid 5835] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3
[pid 5836] <... rseq resumed>) = 0
[pid 5835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 5835] futex(0x7fccd22be6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid 5835] futex(0x7fccd22be6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} <unfinished ...>
[pid 5836] set_robust_list(0x7fccd21eb9a0, 24) = 0
[pid 5836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 5836] memfd_create("syzkaller", 0) = 3
[pid 5836] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fccc9c00000
[pid 5836] write(3, "\xeb\x76\x90\x45\x58\x46\x41\x54\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x08\x00\x00\x00\x88\x00\x00\x00\x0f\x00\x00\x00\x05\x00\x00\x00"..., 131072) = 131072
[pid 5836] munmap(0x7fccc9c00000, 138412032) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5836] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5836] close(3) = 0
[pid 5836] close(4) = 0
[pid 5836] mkdir("\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", 0777) = 0
[pid 5836] mount("/dev/loop0", "\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", "exfat", MS_NOSUID|MS_NOEXEC|MS_POSIXACL|MS_RELATIME|MS_I_VERSION, "") = 0
[pid 5836] openat(AT_FDCWD, "\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", O_RDONLY|O_DIRECTORY) = 3
[pid 5836] chdir("\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b") = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] futex(0x7fccd22be6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid 5835] <... futex resumed>) = 0
[pid 5836] futex(0x7fccd22be6c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid 5835] futex(0x7fccd22be6c8, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid 5836] <... futex resumed>) = 0
[pid 5835] futex(0x7fccd22be6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid 5836] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_LARGEFILE|O_NOATIME|0x3c, 004) = 4
[pid 5836] futex(0x7fccd22be6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid 5835] <... futex resumed>) = 0
[ 59.830189][ T5836] loop0: detected capacity change from 0 to 256
[pid 5836] futex(0x7fccd22be6c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid 5835] futex(0x7fccd22be6c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable)
[pid 5835] <... futex resumed>) = 0
[pid 5836] mount("/dev/loop0", "./bus", NULL, MS_BIND, NULL <unfinished ...>
[pid 5835] futex(0x7fccd22be6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid 5836] <... mount resumed>) = 0
[pid 5836] futex(0x7fccd22be6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid 5835] <... futex resumed>) = 0
[pid 5835] futex(0x7fccd22be6c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5836] open("./bus", O_RDONLY|O_LARGEFILE|O_NOFOLLOW|FASYNC <unfinished ...>
[pid 5835] <... futex resumed>) = 0
[pid 5835] futex(0x7fccd22be6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid 5836] <... open resumed>) = 5
[pid 5836] futex(0x7fccd22be6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid 5836] futex(0x7fccd22be6c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid 5835] <... futex resumed>) = 0
[pid 5835] futex(0x7fccd22be6c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5836] <... futex resumed>) = 0
[pid 5835] <... futex resumed>) = 1
[pid 5836] ioctl(5, LOOP_SET_STATUS64, {lo_offset=0x2, lo_number=0, lo_flags=0, lo_file_name="\xef\x35\x9f\x41\x3b\xb9\x38\x52\xf7\xd6\xa4\xae\x6d\xdd\xfb\xd1\xce\x5d\x29\xc2\xee\x5e\x5c\x9d", ...} <unfinished ...>
[pid 5835] futex(0x7fccd22be6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid 5836] <... ioctl resumed>) = 0
[pid 5835] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out)
[pid 5835] futex(0x7fccd22be6dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5836] futex(0x7fccd22be6cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5835] <... futex resumed>) = 0
[pid 5836] <... futex resumed>) = 0
[pid 5836] futex(0x7fccd22be6c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid 5835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fccd21aa000
[pid 5835] mprotect(0x7fccd21ab000, 131072, PROT_READ|PROT_WRITE) = 0
[pid 5835] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[ 59.964695][ T5836] loop0: detected capacity change from 256 to 255
[pid 5835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fccd21ca990, parent_tid=0x7fccd21ca990, exit_signal=0, stack=0x7fccd21aa000, stack_size=0x20300, tls=0x7fccd21ca6c0}./strace-static-x86_64: Process 5837 attached
<unfinished ...>
[pid 5837] rseq(0x7fccd21cafe0, 0x20, 0, 0x53053053) = 0
[pid 5837] set_robust_list(0x7fccd21ca9a0, 24) = 0
[pid 5835] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4
[pid 5837] rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
[pid 5835] rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
[pid 5837] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 5835] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 5837] futex(0x7fccd22be6d8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid 5835] futex(0x7fccd22be6d8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable)
[pid 5835] <... futex resumed>) = 0
[pid 5837] openat(AT_FDCWD, "memory.events.local", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5835] futex(0x7fccd22be6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid 5837] <... openat resumed>) = -1 EROFS (Read-only file system)
[pid 5837] futex(0x7fccd22be6dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid 5835] <... futex resumed>) = 0
[pid 5837] <... futex resumed>) = 1
[pid 5835] close(3 <unfinished ...>
[pid 5837] futex(0x7fccd22be6d8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid 5835] <... close resumed>) = 0
[pid 5835] close(4) = 0
[pid 5835] close(5) = 0
[pid 5835] close(6) = -1 EBADF (Bad file descriptor)
[pid 5835] close(7) = -1 EBADF (Bad file descriptor)
[pid 5835] close(8) = -1 EBADF (Bad file descriptor)
[pid 5835] close(9) = -1 EBADF (Bad file descriptor)
[pid 5835] close(10) = -1 EBADF (Bad file descriptor)
[ 60.028402][ T5837] exFAT-fs (loop0): error, in sector 160, dentry 2 should be unused, but 0xff
[ 60.037468][ T5837] exFAT-fs (loop0): Filesystem has been set read-only
[pid 5835] close(11) = -1 EBADF (Bad file descriptor)
[pid 5835] close(12) = -1 EBADF (Bad file descriptor)
[pid 5835] close(13) = -1 EBADF (Bad file descriptor)
[pid 5835] close(14) = -1 EBADF (Bad file descriptor)
[pid 5835] close(15) = -1 EBADF (Bad file descriptor)
[pid 5835] close(16) = -1 EBADF (Bad file descriptor)
[pid 5835] close(17) = -1 EBADF (Bad file descriptor)
[pid 5835] close(18) = -1 EBADF (Bad file descriptor)
[pid 5835] close(19) = -1 EBADF (Bad file descriptor)
[pid 5835] close(20) = -1 EBADF (Bad file descriptor)
[pid 5835] close(21) = -1 EBADF (Bad file descriptor)
[pid 5835] close(22) = -1 EBADF (Bad file descriptor)
[pid 5835] close(23) = -1 EBADF (Bad file descriptor)
[pid 5835] close(24) = -1 EBADF (Bad file descriptor)
[pid 5835] close(25) = -1 EBADF (Bad file descriptor)
[pid 5835] close(26) = -1 EBADF (Bad file descriptor)
[pid 5835] close(27) = -1 EBADF (Bad file descriptor)
[pid 5835] close(28) = -1 EBADF (Bad file descriptor)
[pid 5835] close(29) = -1 EBADF (Bad file descriptor)
[pid 5835] exit_group(0 <unfinished ...>
[pid 5836] <... futex resumed>) = ?
[pid 5837] <... futex resumed>) = ?
[pid 5835] <... exit_group resumed>) = ?
[pid 5837] +++ exited with 0 +++
[pid 5836] +++ exited with 0 +++
[pid 5835] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5832] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid 5832] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid 5832] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0
[pid 5832] getdents64(3, 0x55558a7a1730 /* 4 entries */, 32768) = 112
[pid 5832] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid 5832] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid 5832] unlink("./0/binderfs") = 0
[pid 5832] umount2("\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid 5832] newfstatat(AT_FDCWD, "\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid 5832] umount2("\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid 5832] openat(AT_FDCWD, "\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4
[pid 5832] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid 5832] getdents64(4, 0x55558a7a9770 /* 3 entries */, 32768) = 88
[pid 5832] umount2("\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b\x2f\x6d\x65\x6d\x6f\x72\x79\x2e\x65\x76\x65\x6e\x74\x73\x2e\x6c\x6f\x63\x61\x6c", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid 5832] newfstatat(AT_FDCWD, "\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b\x2f\x6d\x65\x6d\x6f\x72\x79\x2e\x65\x76\x65\x6e\x74\x73\x2e\x6c\x6f\x63\x61\x6c", {st_mode=S_IFREG|0700, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid 5832] unlink("\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b\x2f\x6d\x65\x6d\x6f\x72\x79\x2e\x65\x76\x65\x6e\x74\x73\x2e\x6c\x6f\x63\x61\x6c") = -1 EROFS (Read-only file system)
[ 60.388541][ T5832] exFAT-fs (loop0): error, invalid access to FAT (entry 0x00000005) bogus content (0x0000ffff)
[pid 5832] getdents64(4, 0x55558a7a9770, 32768) = -1 EIO (Input/output error)
[pid 5832] close(4) = 0
[pid 5832] rmdir("\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b") = -1 EBUSY (Device or resource busy)
[pid 5832] umount2("\x2e\x2f\x30\x2f\xe9\x1f\x71\x89\x59\x1e\x92\x33\x61\x4b", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy)
[pid 5832] exit_group(1) = ?
[ 60.441343][ T5832] exFAT-fs (loop0): error, invalid access to FAT (entry 0x00000005) bogus content (0x0000ffff)
[ 60.512868][ C1] ------------[ cut here ]------------
[ 60.518383][ C1] VFS: brelse: Trying to free free buffer
[ 60.524224][ C1] WARNING: CPU: 1 PID: 59 at fs/buffer.c:1229 invalidate_bh_lru+0x102/0x1b0
[ 60.532920][ C1] Modules linked in:
[ 60.536824][ C1] CPU: 1 UID: 0 PID: 59 Comm: kworker/1:2 Not tainted 6.12.0-next-20241122-syzkaller #0
[ 60.546531][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 60.556579][ C1] Workqueue: events free_ipc
[ 60.561184][ C1] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[ 60.566900][ C1] Code: 44 ee da ff f0 ff 0b eb 25 e8 ba fa 6f ff 41 80 3c 2e 00 75 2a eb 30 e8 ac fa 6f ff 90 48 c7 c7 20 e1 18 8c e8 2f 99 30 ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[ 60.586500][ C1] RSP: 0018:ffffc90000a18f30 EFLAGS: 00010046
[ 60.592559][ C1] RAX: 1605696a38cce200 RBX: ffff888076bd5ee0 RCX: ffff888022689e00
[ 60.600526][ C1] RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.608487][ C1] RBP: 0000000000000000 R08: ffffffff81601b32 R09: 1ffff110170e519a
[ 60.616450][ C1] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff8880b8739838
[ 60.624413][ C1] R13: 0000000000000010 R14: 1ffff110170e7309 R15: ffff8880b8739848
[ 60.632375][ C1] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
[ 60.641293][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.647869][ C1] CR2: 00007fffc135eecc CR3: 000000000e736000 CR4: 00000000003526f0
[ 60.655837][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.663799][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.671762][ C1] Call Trace:
[ 60.675036][ C1] <IRQ>
[ 60.677870][ C1] ? __warn+0x168/0x4e0
[ 60.682022][ C1] ? invalidate_bh_lru+0x102/0x1b0
[ 60.687128][ C1] ? report_bug+0x2b3/0x500
[ 60.691639][ C1] ? invalidate_bh_lru+0x102/0x1b0
[ 60.696747][ C1] ? handle_bug+0x60/0x90
[ 60.701072][ C1] ? exc_invalid_op+0x1a/0x50
[ 60.705763][ C1] ? asm_exc_invalid_op+0x1a/0x20
[ 60.710780][ C1] ? __warn_printk+0x292/0x360
[ 60.715539][ C1] ? invalidate_bh_lru+0x102/0x1b0
[ 60.720656][ C1] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 60.726111][ C1] __flush_smp_call_function_queue+0x3fc/0x1690
[ 60.732344][ C1] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 60.737798][ C1] __sysvec_call_function_single+0xb8/0x430
[ 60.743686][ C1] sysvec_call_function_single+0x9e/0xc0
[ 60.749317][ C1] </IRQ>
[ 60.752241][ C1] <TASK>
[ 60.755164][ C1] asm_sysvec_call_function_single+0x1a/0x20
[ 60.761136][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140
[ 60.767640][ C1] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 ae 59 3f f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> c3 71 a2 f5 65 8b 05 a4 c4 38 74 85 c0 74 43 48 c7 04 24 0e 36
[ 60.787244][ C1] RSP: 0018:ffffc9000103fa60 EFLAGS: 00000206
[ 60.793305][ C1] RAX: 1605696a38cce200 RBX: 1ffff92000207f50 RCX: ffffffff817b230a
[ 60.801268][ C1] RDX: dffffc0000000000 RSI: ffffffff8c0a9640 RDI: 0000000000000001
[ 60.809231][ C1] RBP: ffffc9000103faf0 R08: ffffffff9428a95f R09: 1ffffffff285152b
[ 60.817196][ C1] R10: dffffc0000000000 R11: fffffbfff285152c R12: dffffc0000000000
[ 60.825159][ C1] R13: 1ffff92000207f4c R14: ffffc9000103fa80 R15: 0000000000000246
[ 60.833126][ C1] ? mark_lock+0x9a/0x360
[ 60.837457][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 60.843785][ C1] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 60.849768][ C1] percpu_counter_destroy_many+0x233/0x410
[ 60.855579][ C1] msg_exit_ns+0x4c/0x70
[ 60.859814][ C1] free_ipc+0x125/0x290
[ 60.863961][ C1] ? process_scheduled_works+0x976/0x1850
[ 60.869678][ C1] process_scheduled_works+0xa63/0x1850
[ 60.875323][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 60.881303][ C1] ? assign_work+0x364/0x3d0
[ 60.885904][ C1] worker_thread+0x870/0xd30
[ 60.890495][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 60.896389][ C1] ? __kthread_parkme+0x169/0x1d0
[ 60.901407][ C1] ? __pfx_worker_thread+0x10/0x10
[ 60.906516][ C1] kthread+0x2f0/0x390
[ 60.910583][ C1] ? __pfx_worker_thread+0x10/0x10
[ 60.915690][ C1] ? __pfx_kthread+0x10/0x10
[ 60.920277][ C1] ret_from_fork+0x4b/0x80
[ 60.924684][ C1] ? __pfx_kthread+0x10/0x10
[ 60.929267][ C1] ret_from_fork_asm+0x1a/0x30
[ 60.934038][ C1] </TASK>
[ 60.937070][ C1] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 60.944345][ C1] CPU: 1 UID: 0 PID: 59 Comm: kworker/1:2 Not tainted 6.12.0-next-20241122-syzkaller #0
[ 60.954056][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 60.964111][ C1] Workqueue: events free_ipc
[ 60.968704][ C1] Call Trace:
[ 60.971974][ C1] <IRQ>
[ 60.974810][ C1] dump_stack_lvl+0x241/0x360
[ 60.979483][ C1] ? __pfx_dump_stack_lvl+0x10/0x10
[ 60.984673][ C1] ? __pfx__printk+0x10/0x10
[ 60.989255][ C1] ? _printk+0xd5/0x120
[ 60.993403][ C1] ? __init_begin+0x41000/0x41000
[ 60.998426][ C1] ? vscnprintf+0x5d/0x90
[ 61.002751][ C1] panic+0x349/0x880
[ 61.006645][ C1] ? __warn+0x177/0x4e0
[ 61.010797][ C1] ? __pfx_panic+0x10/0x10
[ 61.015202][ C1] ? show_trace_log_lvl+0x3b2/0x410
[ 61.020421][ C1] ? ret_from_fork_asm+0x1a/0x30
[ 61.025359][ C1] __warn+0x34b/0x4e0
[ 61.029334][ C1] ? invalidate_bh_lru+0x102/0x1b0
[ 61.034444][ C1] report_bug+0x2b3/0x500
[ 61.038773][ C1] ? invalidate_bh_lru+0x102/0x1b0
[ 61.043885][ C1] handle_bug+0x60/0x90
[ 61.048033][ C1] exc_invalid_op+0x1a/0x50
[ 61.052533][ C1] asm_exc_invalid_op+0x1a/0x20
[ 61.057377][ C1] RIP: 0010:invalidate_bh_lru+0x102/0x1b0
[ 61.063093][ C1] Code: 44 ee da ff f0 ff 0b eb 25 e8 ba fa 6f ff 41 80 3c 2e 00 75 2a eb 30 e8 ac fa 6f ff 90 48 c7 c7 20 e1 18 8c e8 2f 99 30 ff 90 <0f> 0b 90 90 48 bd 00 00 00 00 00 fc ff df 41 80 3c 2e 00 74 08 4c
[ 61.082692][ C1] RSP: 0018:ffffc90000a18f30 EFLAGS: 00010046
[ 61.088756][ C1] RAX: 1605696a38cce200 RBX: ffff888076bd5ee0 RCX: ffff888022689e00
[ 61.096724][ C1] RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
[ 61.104692][ C1] RBP: 0000000000000000 R08: ffffffff81601b32 R09: 1ffff110170e519a
[ 61.112653][ C1] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff8880b8739838
[ 61.120614][ C1] R13: 0000000000000010 R14: 1ffff110170e7309 R15: ffff8880b8739848
[ 61.128583][ C1] ? __warn_printk+0x292/0x360
[ 61.133349][ C1] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 61.138805][ C1] __flush_smp_call_function_queue+0x3fc/0x1690
[ 61.145041][ C1] ? __pfx_invalidate_bh_lru+0x10/0x10
[ 61.150496][ C1] __sysvec_call_function_single+0xb8/0x430
[ 61.156391][ C1] sysvec_call_function_single+0x9e/0xc0
[ 61.162024][ C1] </IRQ>
[ 61.164948][ C1] <TASK>
[ 61.167897][ C1] asm_sysvec_call_function_single+0x1a/0x20
[ 61.173906][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140
[ 61.180417][ C1] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 ae 59 3f f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> c3 71 a2 f5 65 8b 05 a4 c4 38 74 85 c0 74 43 48 c7 04 24 0e 36
[ 61.200047][ C1] RSP: 0018:ffffc9000103fa60 EFLAGS: 00000206
[ 61.206120][ C1] RAX: 1605696a38cce200 RBX: 1ffff92000207f50 RCX: ffffffff817b230a
[ 61.214089][ C1] RDX: dffffc0000000000 RSI: ffffffff8c0a9640 RDI: 0000000000000001
[ 61.222051][ C1] RBP: ffffc9000103faf0 R08: ffffffff9428a95f R09: 1ffffffff285152b
[ 61.230020][ C1] R10: dffffc0000000000 R11: fffffbfff285152c R12: dffffc0000000000
[ 61.238005][ C1] R13: 1ffff92000207f4c R14: ffffc9000103fa80 R15: 0000000000000246
[ 61.245988][ C1] ? mark_lock+0x9a/0x360
[ 61.250328][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 61.256658][ C1] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 61.262644][ C1] percpu_counter_destroy_many+0x233/0x410
[ 61.268458][ C1] msg_exit_ns+0x4c/0x70
[ 61.272696][ C1] free_ipc+0x125/0x290
[ 61.276848][ C1] ? process_scheduled_works+0x976/0x1850
[ 61.282566][ C1] process_scheduled_works+0xa63/0x1850
[ 61.288124][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 61.294110][ C1] ? assign_work+0x364/0x3d0
[ 61.298706][ C1] worker_thread+0x870/0xd30
[ 61.303289][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 61.309179][ C1] ? __kthread_parkme+0x169/0x1d0
[ 61.314195][ C1] ? __pfx_worker_thread+0x10/0x10
[ 61.319300][ C1] kthread+0x2f0/0x390
[ 61.323361][ C1] ? __pfx_worker_thread+0x10/0x10
[ 61.328478][ C1] ? __pfx_kthread+0x10/0x10
[ 61.333057][ C1] ret_from_fork+0x4b/0x80
[ 61.337461][ C1] ? __pfx_kthread+0x10/0x10
[ 61.342042][ C1] ret_from_fork_asm+0x1a/0x30
[ 61.346807][ C1] </TASK>
[ 61.350055][ C1] Kernel Offset: disabled
[ 61.354390][ C1] Rebooting in 86400 seconds..