./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2613023821 <...> Warning: Permanently added '10.128.0.223' (ED25519) to the list of known hosts. execve("./syz-executor2613023821", ["./syz-executor2613023821"], 0x7ffd5a0dd4b0 /* 10 vars */) = 0 brk(NULL) = 0x55558d712000 brk(0x55558d712d00) = 0x55558d712d00 arch_prctl(ARCH_SET_FS, 0x55558d712380) = 0 set_tid_address(0x55558d712650) = 5855 set_robust_list(0x55558d712660, 24) = 0 rseq(0x55558d712ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2613023821", 4096) = 28 getrandom("\xb5\xba\xc3\x1c\x63\xc7\xdd\x91", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558d712d00 brk(0x55558d733d00) = 0x55558d733d00 brk(0x55558d734000) = 0x55558d734000 mprotect(0x7f45704be000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5856 attached [pid 5856] set_robust_list(0x55558d712660, 24 [pid 5855] <... clone resumed>, child_tidptr=0x55558d712650) = 5856 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... set_robust_list resumed>) = 0 [pid 5856] mkdir("./syzkaller.FM2SfC", 0700./strace-static-x86_64: Process 5857 attached [pid 5857] set_robust_list(0x55558d712660, 24 [pid 5855] <... clone resumed>, child_tidptr=0x55558d712650) = 5857 [pid 5856] <... mkdir resumed>) = 0 [pid 5857] <... set_robust_list resumed>) = 0 [pid 5857] mkdir("./syzkaller.INNwy4", 0700 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] chmod("./syzkaller.FM2SfC", 0777 [pid 5857] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5858 attached [pid 5856] <... chmod resumed>) = 0 [pid 5855] <... clone resumed>, child_tidptr=0x55558d712650) = 5858 [pid 5857] chmod("./syzkaller.INNwy4", 0777 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5857] <... chmod resumed>) = 0 [pid 5858] set_robust_list(0x55558d712660, 24 [pid 5857] chdir("./syzkaller.INNwy4" [pid 5856] chdir("./syzkaller.FM2SfC"./strace-static-x86_64: Process 5859 attached [pid 5858] <... set_robust_list resumed>) = 0 [pid 5857] <... chdir resumed>) = 0 [pid 5856] <... chdir resumed>) = 0 [pid 5855] <... clone resumed>, child_tidptr=0x55558d712650) = 5859 [pid 5859] set_robust_list(0x55558d712660, 24 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5857] mkdir("./0", 0777 [pid 5856] mkdir("./0", 0777 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5858] mkdir("./syzkaller.3l488u", 0700 [pid 5856] <... mkdir resumed>) = 0 [pid 5859] mkdir("./syzkaller.H6q5aP", 0700./strace-static-x86_64: Process 5860 attached [pid 5855] <... clone resumed>, child_tidptr=0x55558d712650) = 5860 [pid 5859] <... mkdir resumed>) = 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5860] set_robust_list(0x55558d712660, 24 [pid 5859] chmod("./syzkaller.H6q5aP", 0777 [pid 5858] chmod("./syzkaller.3l488u", 0777 [pid 5857] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5860] <... set_robust_list resumed>) = 0 [pid 5858] <... chmod resumed>) = 0 [pid 5858] chdir("./syzkaller.3l488u" [pid 5856] <... openat resumed>) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5860] getrandom( [pid 5858] <... chdir resumed>) = 0 [pid 5856] close(3 [pid 5860] <... getrandom resumed>"\xa2\x02\xcd\xb1\x28\x43\x40\xa2", 8, GRND_NONBLOCK) = 8 [pid 5859] <... chmod resumed>) = 0 [pid 5858] mkdir("./0", 0777 [pid 5857] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5859] chdir("./syzkaller.H6q5aP") = 0 [pid 5859] mkdir("./0", 0777 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5860] mkdir("./syzkaller.YWALjK", 0700 [pid 5858] <... mkdir resumed>) = 0 [pid 5857] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5861 attached [pid 5860] <... mkdir resumed>) = 0 [pid 5859] <... mkdir resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5859] ioctl(3, LOOP_CLR_FD [pid 5861] set_robust_list(0x55558d712660, 24 [pid 5860] chmod("./syzkaller.YWALjK", 0777 [pid 5858] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5857] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5856] <... clone resumed>, child_tidptr=0x55558d712650) = 5861 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] <... chmod resumed>) = 0 [pid 5859] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5858] <... openat resumed>) = 3 [pid 5857] close(3 [pid 5861] chdir("./0" [pid 5857] <... close resumed>) = 0 [pid 5860] chdir("./syzkaller.YWALjK" [pid 5861] <... chdir resumed>) = 0 [pid 5860] <... chdir resumed>) = 0 [pid 5859] close(3 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5861] <... prctl resumed>) = 0 [pid 5858] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5863 attached [pid 5861] setpgid(0, 0 [pid 5858] close(3 [pid 5863] set_robust_list(0x55558d712660, 24 [pid 5861] <... setpgid resumed>) = 0 [pid 5860] mkdir("./0", 0777 [pid 5859] <... close resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x55558d712650) = 5863 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5860] <... mkdir resumed>) = 0 [pid 5859] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5864 attached [pid 5863] chdir("./0" [pid 5861] <... openat resumed>) = 3 [pid 5860] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 5865 attached [pid 5864] set_robust_list(0x55558d712660, 24 [pid 5863] <... chdir resumed>) = 0 [pid 5861] write(3, "1000", 4 [pid 5860] <... openat resumed>) = 3 [pid 5858] <... clone resumed>, child_tidptr=0x55558d712650) = 5865 [pid 5865] set_robust_list(0x55558d712660, 24 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] <... write resumed>) = 4 [pid 5860] ioctl(3, LOOP_CLR_FD [pid 5859] <... clone resumed>, child_tidptr=0x55558d712650) = 5864 [pid 5865] <... set_robust_list resumed>) = 0 [pid 5864] chdir("./0" [pid 5863] <... prctl resumed>) = 0 [pid 5861] close(3 [pid 5860] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5864] <... chdir resumed>) = 0 [pid 5863] setpgid(0, 0 [pid 5861] <... close resumed>) = 0 [pid 5860] close(3 [pid 5865] chdir("./0" [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] <... setpgid resumed>) = 0 [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5860] <... close resumed>) = 0 [pid 5865] <... chdir resumed>) = 0 [pid 5864] <... prctl resumed>) = 0 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] <... symlink resumed>) = 0 [pid 5860] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5866 attached [pid 5864] setpgid(0, 0 [pid 5863] <... openat resumed>) = 3 [pid 5861] write(1, "executing program\n", 18 [pid 5865] <... prctl resumed>) = 0 [pid 5864] <... setpgid resumed>) = 0 [pid 5863] write(3, "1000", 4 [pid 5865] setpgid(0, 0 [pid 5863] <... write resumed>) = 4 [pid 5865] <... setpgid resumed>) = 0 [pid 5863] close(3 [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5863] <... close resumed>) = 0 [pid 5865] <... openat resumed>) = 3 [pid 5863] symlink("/dev/binderfs", "./binderfs" [pid 5865] write(3, "1000", 4executing program [pid 5866] set_robust_list(0x55558d712660, 24 [pid 5861] <... write resumed>) = 18 executing program [pid 5866] <... set_robust_list resumed>) = 0 [pid 5865] <... write resumed>) = 4 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5863] <... symlink resumed>) = 0 [pid 5865] close(3 [pid 5863] write(1, "executing program\n", 18 [pid 5866] chdir("./0" [pid 5865] <... close resumed>) = 0 [pid 5863] <... write resumed>) = 18 [pid 5861] memfd_create("syzkaller", 0 [pid 5866] <... chdir resumed>) = 0 [pid 5865] symlink("/dev/binderfs", "./binderfs" [pid 5864] <... openat resumed>) = 3 [pid 5863] memfd_create("syzkaller", 0 [pid 5861] <... memfd_create resumed>) = 3 [pid 5860] <... clone resumed>, child_tidptr=0x55558d712650) = 5866 [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0executing program [pid 5866] <... prctl resumed>) = 0 [pid 5865] <... symlink resumed>) = 0 [pid 5864] write(3, "1000", 4 [pid 5863] <... memfd_create resumed>) = 3 [pid 5861] <... mmap resumed>) = 0x7f4568000000 [pid 5865] write(1, "executing program\n", 18 [pid 5864] <... write resumed>) = 4 [pid 5863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5866] setpgid(0, 0 [pid 5865] <... write resumed>) = 18 [pid 5864] close(3 [pid 5863] <... mmap resumed>) = 0x7f4568000000 [pid 5861] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5866] <... setpgid resumed>) = 0 [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5866] write(3, "1000", 4) = 4 [pid 5866] close(3) = 0 [pid 5864] <... close resumed>) = 0 [pid 5863] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5866] symlink("/dev/binderfs", "./binderfs" [pid 5865] memfd_create("syzkaller", 0 [pid 5864] symlink("/dev/binderfs", "./binderfs" [pid 5861] <... write resumed>) = 262144 executing program [pid 5866] <... symlink resumed>) = 0 [pid 5864] <... symlink resumed>) = 0 [pid 5866] write(1, "executing program\n", 18 [pid 5864] write(1, "executing program\n", 18executing program [pid 5866] <... write resumed>) = 18 [pid 5865] <... memfd_create resumed>) = 3 [pid 5864] <... write resumed>) = 18 [pid 5866] memfd_create("syzkaller", 0 [pid 5861] munmap(0x7f4568000000, 138412032 [pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5864] memfd_create("syzkaller", 0 [pid 5866] <... memfd_create resumed>) = 3 [pid 5865] <... mmap resumed>) = 0x7f4568000000 [pid 5864] <... memfd_create resumed>) = 3 [pid 5861] <... munmap resumed>) = 0 [pid 5866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4568000000 [pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5863] <... write resumed>) = 262144 [pid 5866] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5865] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5864] <... mmap resumed>) = 0x7f4568000000 [pid 5863] munmap(0x7f4568000000, 138412032 [pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5866] <... write resumed>) = 262144 [pid 5861] ioctl(4, LOOP_SET_FD, 3 [pid 5863] <... munmap resumed>) = 0 [pid 5866] munmap(0x7f4568000000, 138412032 [pid 5865] <... write resumed>) = 262144 [pid 5864] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5863] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5861] <... ioctl resumed>) = 0 [pid 5866] <... munmap resumed>) = 0 [pid 5865] munmap(0x7f4568000000, 138412032 [pid 5864] <... write resumed>) = 262144 [pid 5863] ioctl(4, LOOP_SET_FD, 3 [pid 5861] close(3) = 0 [pid 5865] <... munmap resumed>) = 0 [pid 5861] close(4) = 0 [pid 5861] mkdir("./bus", 0777) = 0 [pid 5861] mount("/dev/loop0", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5866] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5865] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5864] munmap(0x7f4568000000, 138412032 [pid 5863] <... ioctl resumed>) = 0 [ 73.208425][ T5861] loop0: detected capacity change from 0 to 512 [ 73.229992][ T5863] loop1: detected capacity change from 0 to 512 [ 73.247636][ T5861] EXT4-fs: Ignoring removed mblk_io_submit option [pid 5866] <... openat resumed>) = 4 [pid 5865] <... openat resumed>) = 4 [pid 5864] <... munmap resumed>) = 0 [pid 5863] close(3) = 0 [pid 5865] ioctl(4, LOOP_SET_FD, 3 [pid 5864] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5866] ioctl(4, LOOP_SET_FD, 3 [pid 5863] close(4 [pid 5864] <... openat resumed>) = 4 [pid 5863] <... close resumed>) = 0 [pid 5864] ioctl(4, LOOP_SET_FD, 3 [pid 5863] mkdir("./bus", 0777) = 0 [pid 5866] <... ioctl resumed>) = 0 [pid 5865] <... ioctl resumed>) = 0 [pid 5864] <... ioctl resumed>) = 0 [ 73.254100][ T5861] EXT4-fs: inline encryption not supported [ 73.261511][ T5865] loop2: detected capacity change from 0 to 512 [ 73.262227][ T5861] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.270839][ T5866] loop4: detected capacity change from 0 to 512 [ 73.282152][ T5861] EXT4-fs (loop0): Test dummy encryption mode enabled [ 73.283808][ T5864] loop3: detected capacity change from 0 to 512 [ 73.290557][ T5861] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [pid 5863] mount("/dev/loop1", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5866] close(3 [pid 5865] close(3 [pid 5864] close(3 [pid 5865] <... close resumed>) = 0 [pid 5865] close(4 [pid 5866] <... close resumed>) = 0 [pid 5865] <... close resumed>) = 0 [pid 5866] close(4 [pid 5865] mkdir("./bus", 0777 [pid 5866] <... close resumed>) = 0 [pid 5865] <... mkdir resumed>) = 0 [pid 5866] mkdir("./bus", 0777 [pid 5864] <... close resumed>) = 0 [pid 5866] <... mkdir resumed>) = 0 [pid 5864] close(4 [pid 5866] mount("/dev/loop4", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5864] <... close resumed>) = 0 [ 73.302761][ T5863] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.340377][ T5866] EXT4-fs: Ignoring removed mblk_io_submit option [pid 5865] mount("/dev/loop2", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [ 73.355587][ T5861] EXT4-fs (loop0): encrypted files will use data=ordered instead of data journaling mode [ 73.356319][ T5865] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.372088][ T5863] EXT4-fs: inline encryption not supported [ 73.381654][ T5863] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.388614][ T5866] EXT4-fs: inline encryption not supported [ 73.398540][ T5865] EXT4-fs: inline encryption not supported [pid 5864] mkdir("./bus", 0777) = 0 [ 73.404428][ T5865] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.413364][ T5866] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.421495][ T5864] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.428818][ T5863] EXT4-fs (loop1): Test dummy encryption mode enabled [ 73.440413][ T5864] EXT4-fs: inline encryption not supported [ 73.445833][ T5863] EXT4-fs (loop1): encrypted files will use data=ordered instead of data journaling mode [ 73.447656][ T5861] EXT4-fs (loop0): 1 truncate cleaned up [ 73.456993][ T5865] EXT4-fs (loop2): Test dummy encryption mode enabled [ 73.463419][ T5866] EXT4-fs (loop4): Test dummy encryption mode enabled [ 73.469876][ T5865] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 73.485897][ T5864] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.496698][ T5861] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [pid 5864] mount("/dev/loop3", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5861] <... mount resumed>) = 0 [pid 5861] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5861] chdir("./bus") = 0 [pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5861] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 4 [pid 5861] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768 [pid 5863] <... mount resumed>) = 0 [ 73.504772][ T5866] EXT4-fs (loop4): encrypted files will use data=ordered instead of data journaling mode [ 73.510228][ T5863] EXT4-fs (loop1): 1 truncate cleaned up [ 73.519149][ T5864] EXT4-fs (loop3): Test dummy encryption mode enabled [ 73.528502][ T5863] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 73.530989][ T5864] EXT4-fs (loop3): encrypted files will use data=ordered instead of data journaling mode [ 73.551826][ T5865] EXT4-fs (loop2): 1 truncate cleaned up [pid 5863] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5863] chdir("./bus") = 0 [pid 5863] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5863] openat(AT_FDCWD, "/dev/loop0", O_RDONLY [pid 5865] <... mount resumed>) = 0 [pid 5864] <... mount resumed>) = 0 [pid 5865] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5864] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5865] <... openat resumed>) = 3 [pid 5864] <... openat resumed>) = 3 [pid 5863] <... openat resumed>) = 4 [pid 5861] <... ioctl resumed>) = 0 [pid 5863] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768 [pid 5866] <... mount resumed>) = 0 [pid 5865] chdir("./bus" [pid 5864] chdir("./bus" [pid 5863] <... ioctl resumed>) = 0 [pid 5861] exit_group(0 [pid 5865] <... chdir resumed>) = 0 [pid 5864] <... chdir resumed>) = 0 [pid 5861] <... exit_group resumed>) = ? [pid 5865] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5864] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5866] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY [pid 5863] exit_group(0 [pid 5866] <... openat resumed>) = 3 [pid 5865] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5863] <... exit_group resumed>) = ? [pid 5866] chdir("./bus" [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDONLY [pid 5864] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5863] +++ exited with 0 +++ [pid 5861] +++ exited with 0 +++ [pid 5866] <... chdir resumed>) = 0 [pid 5866] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5865] <... openat resumed>) = 4 [pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDONLY [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5866] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 4 [pid 5865] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768 [pid 5864] <... openat resumed>) = 4 [pid 5857] restart_syscall(<... resuming interrupted clone ...> [pid 5856] restart_syscall(<... resuming interrupted clone ...> [pid 5866] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768) = 0 [pid 5865] <... ioctl resumed>) = 0 [pid 5864] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768 [pid 5865] exit_group(0 [pid 5864] <... ioctl resumed>) = 0 [pid 5866] exit_group(0 [pid 5865] <... exit_group resumed>) = ? [pid 5864] exit_group(0 [pid 5857] <... restart_syscall resumed>) = 0 [pid 5856] <... restart_syscall resumed>) = 0 [ 73.562011][ T5864] EXT4-fs (loop3): 1 truncate cleaned up [ 73.565663][ T5865] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 73.569374][ T5864] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 73.588172][ T5866] EXT4-fs (loop4): 1 truncate cleaned up [ 73.599324][ T5866] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [pid 5866] <... exit_group resumed>) = ? [pid 5864] <... exit_group resumed>) = ? [pid 5865] +++ exited with 0 +++ [pid 5864] +++ exited with 0 +++ [pid 5866] +++ exited with 0 +++ [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5857] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5859] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] <... openat resumed>) = 3 [pid 5856] <... openat resumed>) = 3 [pid 5859] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", [pid 5859] newfstatat(3, "", [pid 5857] newfstatat(3, "", [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, [pid 5859] getdents64(3, [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5856] <... getdents64 resumed>0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5859] <... getdents64 resumed>0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5856] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] getdents64(3, [pid 5859] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5860] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5859] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] <... getdents64 resumed>0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5856] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5859] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] unlink("./0/binderfs" [pid 5858] <... openat resumed>) = 3 [pid 5859] unlink("./0/binderfs" [pid 5856] <... unlink resumed>) = 0 [pid 5860] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] <... unlink resumed>) = 0 [pid 5858] newfstatat(3, "", [pid 5857] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5860] <... openat resumed>) = 3 [pid 5857] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5860] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, [pid 5857] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5860] getdents64(3, [pid 5859] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... getdents64 resumed>0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5857] unlink("./0/binderfs" [pid 5856] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] <... unlink resumed>) = 0 [pid 5858] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5860] <... getdents64 resumed>0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5857] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] unlink("./0/binderfs" [pid 5860] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] <... unlink resumed>) = 0 [pid 5860] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5860] unlink("./0/binderfs" [pid 5858] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] <... unlink resumed>) = 0 [ 73.674131][ T5856] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.674307][ T5859] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.692615][ T5856] Buffer I/O error on dev loop0, logical block 1, lost sync page write [ 73.708405][ T5856] EXT4-fs (loop0): I/O error while writing superblock [ 73.710732][ T5860] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [pid 5860] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5859] <... umount2 resumed>) = 0 [pid 5856] <... umount2 resumed>) = 0 [pid 5860] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5859] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... umount2 resumed>) = 0 [pid 5857] <... umount2 resumed>) = 0 [pid 5856] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] newfstatat(AT_FDCWD, "./0/bus", [pid 5859] newfstatat(AT_FDCWD, "./0/bus", [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5860] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./0/bus", [pid 5856] newfstatat(AT_FDCWD, "./0/bus", [pid 5860] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5859] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] newfstatat(AT_FDCWD, "./0/bus", [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5860] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5859] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5860] <... openat resumed>) = 4 [pid 5859] <... openat resumed>) = 4 [pid 5858] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5860] newfstatat(4, "", [pid 5859] newfstatat(4, "", [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] <... openat resumed>) = 4 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5860] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] newfstatat(4, "", [pid 5856] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5860] getdents64(4, [pid 5859] getdents64(4, [pid 5858] <... openat resumed>) = 4 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5860] <... getdents64 resumed>0x55558d71b730 /* 2 entries */, 32768) = 48 [pid 5859] <... getdents64 resumed>0x55558d71b730 /* 2 entries */, 32768) = 48 [pid 5858] newfstatat(4, "", [pid 5856] <... openat resumed>) = 4 [pid 5859] getdents64(4, [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, [pid 5856] newfstatat(4, "", [pid 5860] getdents64(4, [pid 5859] <... getdents64 resumed>0x55558d71b730 /* 0 entries */, 32768) = 0 [pid 5858] getdents64(4, [pid 5857] <... getdents64 resumed>0x55558d71b730 /* 2 entries */, 32768) = 48 [pid 5859] close(4 [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(4, [pid 5859] <... close resumed>) = 0 [pid 5860] <... getdents64 resumed>0x55558d71b730 /* 0 entries */, 32768) = 0 [pid 5859] rmdir("./0/bus" [pid 5858] <... getdents64 resumed>0x55558d71b730 /* 2 entries */, 32768) = 48 [pid 5857] <... getdents64 resumed>0x55558d71b730 /* 0 entries */, 32768) = 0 [pid 5856] getdents64(4, [pid 5860] close(4 [pid 5858] getdents64(4, [pid 5857] close(4 [pid 5860] <... close resumed>) = 0 [pid 5858] <... getdents64 resumed>0x55558d71b730 /* 0 entries */, 32768) = 0 [pid 5860] rmdir("./0/bus" [pid 5859] <... rmdir resumed>) = 0 [pid 5858] close(4 [pid 5857] <... close resumed>) = 0 [pid 5856] <... getdents64 resumed>0x55558d71b730 /* 2 entries */, 32768) = 48 [pid 5860] <... rmdir resumed>) = 0 [pid 5859] getdents64(3, [pid 5858] <... close resumed>) = 0 [pid 5857] rmdir("./0/bus" [pid 5856] getdents64(4, [pid 5859] <... getdents64 resumed>0x55558d7136f0 /* 0 entries */, 32768) = 0 [pid 5860] getdents64(3, [pid 5858] rmdir("./0/bus" [pid 5859] close(3 [pid 5858] <... rmdir resumed>) = 0 [pid 5857] <... rmdir resumed>) = 0 [pid 5856] <... getdents64 resumed>0x55558d71b730 /* 0 entries */, 32768) = 0 [pid 5860] <... getdents64 resumed>0x55558d7136f0 /* 0 entries */, 32768) = 0 [pid 5859] <... close resumed>) = 0 [pid 5858] getdents64(3, [pid 5857] getdents64(3, [pid 5860] close(3 [pid 5859] rmdir("./0" [pid 5858] <... getdents64 resumed>0x55558d7136f0 /* 0 entries */, 32768) = 0 [pid 5856] close(4 [pid 5860] <... close resumed>) = 0 [pid 5858] close(3 [pid 5857] <... getdents64 resumed>0x55558d7136f0 /* 0 entries */, 32768) = 0 [pid 5860] rmdir("./0" [pid 5859] <... rmdir resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5860] <... rmdir resumed>) = 0 [pid 5859] mkdir("./1", 0777 [pid 5858] rmdir("./0" [pid 5857] close(3 [pid 5856] rmdir("./0/bus" [pid 5860] mkdir("./1", 0777 [pid 5859] <... mkdir resumed>) = 0 [pid 5858] <... rmdir resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5860] <... mkdir resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5857] rmdir("./0" [pid 5856] <... rmdir resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5858] mkdir("./1", 0777 [pid 5859] ioctl(3, LOOP_CLR_FD [pid 5857] <... rmdir resumed>) = 0 [pid 5856] getdents64(3, [pid 5859] <... ioctl resumed>) = 0 [pid 5857] mkdir("./1", 0777 [pid 5859] close(3 [pid 5856] <... getdents64 resumed>0x55558d7136f0 /* 0 entries */, 32768) = 0 [pid 5860] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [ 73.717460][ T5857] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 73.729508][ T5858] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [pid 5860] ioctl(3, LOOP_CLR_FD [pid 5858] <... mkdir resumed>) = 0 [pid 5860] <... ioctl resumed>) = 0 [pid 5859] <... close resumed>) = 0 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] close(3 [pid 5860] close(3 [pid 5859] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5860] <... close resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 5876 attached [pid 5858] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5856] rmdir("./0" [pid 5857] <... openat resumed>) = 3 [pid 5876] set_robust_list(0x55558d712660, 24 [pid 5859] <... clone resumed>, child_tidptr=0x55558d712650) = 5876 [pid 5857] ioctl(3, LOOP_CLR_FD [pid 5856] <... rmdir resumed>) = 0 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5858] ioctl(3, LOOP_CLR_FD [pid 5857] <... ioctl resumed>) = 0 [pid 5876] chdir("./1" [pid 5858] <... ioctl resumed>) = 0 [pid 5857] close(3 [pid 5858] close(3 [pid 5876] <... chdir resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5856] mkdir("./1", 0777 [pid 5860] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... mkdir resumed>) = 0 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached [pid 5876] <... prctl resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5876] setpgid(0, 0 [pid 5856] <... openat resumed>) = 3 [pid 5856] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] close(3./strace-static-x86_64: Process 5878 attached [pid 5877] set_robust_list(0x55558d712660, 24 [pid 5876] <... setpgid resumed>) = 0 [pid 5860] <... clone resumed>, child_tidptr=0x55558d712650) = 5877 [pid 5858] <... close resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] <... set_robust_list resumed>) = 0 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5879 attached [pid 5879] set_robust_list(0x55558d712660, 24 [pid 5858] <... clone resumed>, child_tidptr=0x55558d712650) = 5879 [pid 5879] <... set_robust_list resumed>) = 0 [pid 5879] chdir("./1" [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5879] <... chdir resumed>) = 0 [pid 5877] chdir("./1"./strace-static-x86_64: Process 5880 attached [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] set_robust_list(0x55558d712660, 24 [pid 5877] <... chdir resumed>) = 0 [pid 5876] <... openat resumed>) = 3 [pid 5857] <... clone resumed>, child_tidptr=0x55558d712650) = 5878 [pid 5856] <... clone resumed>, child_tidptr=0x55558d712650) = 5880 [pid 5880] set_robust_list(0x55558d712660, 24 [pid 5879] <... prctl resumed>) = 0 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5876] write(3, "1000", 4 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5879] setpgid(0, 0 [pid 5878] chdir("./1" [pid 5877] <... prctl resumed>) = 0 [pid 5876] <... write resumed>) = 4 [pid 5880] chdir("./1" [pid 5879] <... setpgid resumed>) = 0 [pid 5878] <... chdir resumed>) = 0 [pid 5877] setpgid(0, 0 [pid 5876] close(3 [pid 5880] <... chdir resumed>) = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5877] <... setpgid resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] <... prctl resumed>) = 0 [pid 5880] <... prctl resumed>) = 0 [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5878] setpgid(0, 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] symlink("/dev/binderfs", "./binderfs" [pid 5880] setpgid(0, 0 [pid 5878] <... setpgid resumed>) = 0 [pid 5880] <... setpgid resumed>) = 0 [pid 5879] <... openat resumed>) = 3 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] <... symlink resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 5879] write(3, "1000", 4 [pid 5878] <... openat resumed>) = 3 [pid 5880] <... openat resumed>) = 3 [pid 5878] write(3, "1000", 4 [pid 5876] write(1, "executing program\n", 18 [pid 5878] <... write resumed>) = 4 [pid 5876] <... write resumed>) = 18 [pid 5879] <... write resumed>) = 4 [pid 5879] close(3 [pid 5880] write(3, "1000", 4 [pid 5879] <... close resumed>) = 0 [pid 5878] close(3 [pid 5877] <... openat resumed>) = 3 [pid 5876] memfd_create("syzkaller", 0 [pid 5880] <... write resumed>) = 4 [pid 5879] symlink("/dev/binderfs", "./binderfs" [pid 5878] <... close resumed>) = 0 [pid 5877] write(3, "1000", 4 [pid 5876] <... memfd_create resumed>) = 3 [pid 5880] close(3 [pid 5879] <... symlink resumed>) = 0 [pid 5880] <... close resumed>) = 0 [pid 5878] symlink("/dev/binderfs", "./binderfs" [pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5877] <... write resumed>) = 4 [pid 5880] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5880] write(1, "executing program\n", 18 [pid 5876] <... mmap resumed>) = 0x7f4568000000 executing program [pid 5880] <... write resumed>) = 18 [pid 5879] write(1, "executing program\n", 18 [pid 5876] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144executing program [pid 5880] memfd_create("syzkaller", 0 [pid 5879] <... write resumed>) = 18 executing program [pid 5878] <... symlink resumed>) = 0 [pid 5877] close(3 [pid 5880] <... memfd_create resumed>) = 3 [pid 5879] memfd_create("syzkaller", 0 [pid 5878] write(1, "executing program\n", 18 [pid 5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5877] <... close resumed>) = 0 [pid 5878] <... write resumed>) = 18 [pid 5880] <... mmap resumed>) = 0x7f4568000000 [pid 5878] memfd_create("syzkaller", 0 [pid 5877] symlink("/dev/binderfs", "./binderfs" [pid 5876] <... write resumed>) = 262144 [pid 5880] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5879] <... memfd_create resumed>) = 3 [pid 5878] <... memfd_create resumed>) = 3 [pid 5877] <... symlink resumed>) = 0 [pid 5876] munmap(0x7f4568000000, 138412032executing program [pid 5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5877] write(1, "executing program\n", 18 [pid 5876] <... munmap resumed>) = 0 [pid 5878] <... mmap resumed>) = 0x7f4568000000 [pid 5877] <... write resumed>) = 18 [pid 5876] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5878] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5877] memfd_create("syzkaller", 0 [pid 5880] <... write resumed>) = 262144 [pid 5879] <... mmap resumed>) = 0x7f4568000000 [pid 5876] <... openat resumed>) = 4 [pid 5880] munmap(0x7f4568000000, 138412032 [pid 5879] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5876] ioctl(4, LOOP_SET_FD, 3 [pid 5877] <... memfd_create resumed>) = 3 [pid 5880] <... munmap resumed>) = 0 [pid 5878] <... write resumed>) = 262144 [pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5880] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5878] munmap(0x7f4568000000, 138412032 [pid 5877] <... mmap resumed>) = 0x7f4568000000 [pid 5878] <... munmap resumed>) = 0 [pid 5879] <... write resumed>) = 262144 [pid 5880] <... openat resumed>) = 4 [pid 5879] munmap(0x7f4568000000, 138412032 [pid 5878] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5877] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 5879] <... munmap resumed>) = 0 [pid 5878] <... openat resumed>) = 4 [pid 5880] ioctl(4, LOOP_SET_FD, 3 [pid 5879] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5878] ioctl(4, LOOP_SET_FD, 3 [pid 5877] <... write resumed>) = 262144 [pid 5879] <... openat resumed>) = 4 [pid 5879] ioctl(4, LOOP_SET_FD, 3 [pid 5877] munmap(0x7f4568000000, 138412032) = 0 [pid 5876] <... ioctl resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5880] <... ioctl resumed>) = 0 [pid 5877] <... openat resumed>) = 4 [pid 5876] close(3 [ 73.899925][ T5876] loop3: detected capacity change from 0 to 512 [ 73.919113][ T5880] loop0: detected capacity change from 0 to 512 [ 73.919579][ T5879] loop2: detected capacity change from 0 to 512 [ 73.925831][ T5878] loop1: detected capacity change from 0 to 512 [pid 5880] close(3) = 0 [pid 5877] ioctl(4, LOOP_SET_FD, 3 [pid 5876] <... close resumed>) = 0 [pid 5879] <... ioctl resumed>) = 0 [pid 5879] close(3) = 0 [pid 5879] close(4 [pid 5880] close(4 [pid 5876] close(4 [pid 5880] <... close resumed>) = 0 [pid 5879] <... close resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5880] mkdir("./bus", 0777 [pid 5876] mkdir("./bus", 0777 [pid 5879] mkdir("./bus", 0777 [pid 5880] <... mkdir resumed>) = 0 [pid 5879] <... mkdir resumed>) = 0 [pid 5879] mount("/dev/loop2", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5880] mount("/dev/loop0", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5878] <... ioctl resumed>) = 0 [pid 5877] <... ioctl resumed>) = 0 [pid 5876] <... mkdir resumed>) = 0 [pid 5878] close(3 [pid 5877] close(3 [pid 5876] mount("/dev/loop3", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5878] <... close resumed>) = 0 [pid 5877] <... close resumed>) = 0 [ 73.949129][ T5877] loop4: detected capacity change from 0 to 512 [ 73.958911][ T5879] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.966772][ T5880] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.981951][ T5876] EXT4-fs: Ignoring removed mblk_io_submit option [ 73.989602][ T5880] EXT4-fs: inline encryption not supported [pid 5878] close(4 [pid 5877] close(4 [pid 5878] <... close resumed>) = 0 [pid 5877] <... close resumed>) = 0 [pid 5878] mkdir("./bus", 0777 [ 73.995682][ T5879] EXT4-fs: inline encryption not supported [ 74.000727][ T5876] EXT4-fs: inline encryption not supported [ 74.008632][ T5880] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.016580][ T5876] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.034540][ T5879] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.038677][ T5880] EXT4-fs (loop0): Test dummy encryption mode enabled [pid 5877] mkdir("./bus", 0777 [pid 5878] <... mkdir resumed>) = 0 [pid 5877] <... mkdir resumed>) = 0 [pid 5878] mount("/dev/loop1", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [ 74.050367][ T5879] EXT4-fs (loop2): Test dummy encryption mode enabled [ 74.050412][ T5877] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.065027][ T5879] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 74.067200][ T5878] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.081771][ T5876] EXT4-fs (loop3): Test dummy encryption mode enabled [ 74.095346][ T5877] EXT4-fs: inline encryption not supported [ 74.101236][ T5877] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.101280][ T5879] EXT4-fs (loop2): 1 truncate cleaned up [ 74.113885][ T5880] EXT4-fs (loop0): encrypted files will use data=ordered instead of data journaling mode [ 74.124078][ T5878] EXT4-fs: inline encryption not supported [ 74.133016][ T5879] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [pid 5877] mount("/dev/loop4", "./bus", "ext4", MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_DIRSYNC|MS_NODIRATIME, "errors=remount-ro,mblk_io_submit,inlinecrypt,test_dummy_encryption=v1,barrier,mblk_io_submit,nogrpid"... [pid 5879] <... mount resumed>) = 0 [pid 5879] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5879] chdir("./bus") = 0 [pid 5879] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5879] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 4 [ 74.134699][ T5876] EXT4-fs (loop3): encrypted files will use data=ordered instead of data journaling mode [ 74.166559][ T5878] EXT4-fs: Ignoring removed mblk_io_submit option [ 74.168453][ T5877] EXT4-fs (loop4): Test dummy encryption mode enabled [ 74.185661][ T5878] EXT4-fs (loop1): Test dummy encryption mode enabled [ 74.186585][ T5877] EXT4-fs (loop4): encrypted files will use data=ordered instead of data journaling mode [ 74.202743][ T5878] EXT4-fs (loop1): encrypted files will use data=ordered instead of data journaling mode [ 74.213574][ T5876] EXT4-fs (loop3): 1 truncate cleaned up [ 74.214316][ T5862] Buffer I/O error on dev loop0, logical block 16, async page read [ 74.219716][ T5880] ------------[ cut here ]------------ [ 74.229116][ T5862] Buffer I/O error on dev loop0, logical block 17, async page read [ 74.232812][ T5880] WARNING: fs/buffer.c:1125 at bdev_getblk+0x580/0x660, CPU#0: syz-executor261/5880 [pid 5879] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768) = 0 [pid 5879] exit_group(0) = ? [pid 5879] +++ exited with 0 +++ [ 74.241408][ T5862] Buffer I/O error on dev loop0, logical block 18, async page read [ 74.250268][ T5880] Modules linked in: [ 74.258204][ T5862] Buffer I/O error on dev loop0, logical block 19, async page read [ 74.262106][ T5880] CPU: 0 UID: 0 PID: 5880 Comm: syz-executor261 Not tainted 6.16.0-rc5-next-20250709-syzkaller #0 PREEMPT(full) [ 74.281950][ T5880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.292072][ T5880] RIP: 0010:bdev_getblk+0x580/0x660 [ 74.297320][ T5880] Code: 26 fb ff ff e8 81 ee 78 ff 48 c7 c7 20 08 9a 8b 48 c7 c6 02 1b a0 8d 4c 89 fa 4c 89 e9 e8 38 d7 e0 fe eb bd e8 61 ee 78 ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07 00 74 08 48 89 [ 74.301375][ T5876] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.317014][ T5880] RSP: 0018:ffffc9000403f620 EFLAGS: 00010293 [ 74.317037][ T5880] RAX: ffffffff8246c6ff RBX: ffff888022d0b998 RCX: ffff888078b31e00 [ 74.317049][ T5880] RDX: 0000000000000000 RSI: 0000000000000400 RDI: 0000000000000000 [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5858] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5858] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(3, 0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5858] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] unlink("./1/binderfs") = 0 [ 74.317060][ T5880] RBP: 0000000000000400 R08: ffff888078b31e00 R09: 0000000000000003 [ 74.317072][ T5880] R10: 0000000000000406 R11: 0000000000000000 R12: dffffc0000000000 [ 74.366504][ T5878] EXT4-fs (loop1): 1 truncate cleaned up [ 74.367738][ T5880] R13: ffff888022d0b980 R14: 0000000000000400 R15: 1ffff110045a1733 [ 74.381142][ T5880] FS: 000055558d712380(0000) GS:ffff888125bd4000(0000) knlGS:0000000000000000 [ 74.391510][ T5880] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.398202][ T5880] CR2: 00007f5b0e5d6000 CR3: 00000000227ea000 CR4: 00000000003526f0 [ 74.401105][ T5877] EXT4-fs (loop4): 1 truncate cleaned up [ 74.407580][ T5880] Call Trace: [ 74.412168][ T5878] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.415204][ T5880] [ 74.430184][ T5880] ext4_sb_breadahead_unmovable+0x6f/0xf0 [ 74.436011][ T5880] __ext4_get_inode_loc+0xcc9/0x1040 [pid 5858] umount2("./1/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] <... mount resumed>) = 0 [pid 5878] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5878] chdir("./bus") = 0 [pid 5878] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5878] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 4 [pid 5878] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768) = 0 [pid 5878] exit_group(0) = ? [pid 5878] +++ exited with 0 +++ [pid 5876] <... mount resumed>) = 0 [pid 5876] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5876] chdir("./bus" [pid 5857] restart_syscall(<... resuming interrupted clone ...> [pid 5876] <... chdir resumed>) = 0 [pid 5876] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5876] openat(AT_FDCWD, "/dev/loop0", O_RDONLY) = 4 [pid 5876] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768) = 0 [pid 5876] exit_group(0) = ? [pid 5857] <... restart_syscall resumed>) = 0 [pid 5857] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5857] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5857] getdents64(3, 0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5857] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5857] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] unlink("./1/binderfs") = 0 [pid 5857] umount2("./1/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5876] +++ exited with 0 +++ [pid 5859] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5859] restart_syscall(<... resuming interrupted clone ...> [pid 5877] <... mount resumed>) = 0 [pid 5859] <... restart_syscall resumed>) = 0 [pid 5877] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3 [pid 5859] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] chdir("./bus" [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5877] <... chdir resumed>) = 0 [pid 5859] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5877] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5859] <... openat resumed>) = 3 [pid 5877] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5859] getdents64(3, 0x55558d7136f0 /* 4 entries */, 32768) = 104 [pid 5877] openat(AT_FDCWD, "/dev/loop0", O_RDONLY [pid 5859] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] <... openat resumed>) = 4 [ 74.440423][ T5877] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 74.441326][ T5880] ? __pfx___ext4_get_inode_loc+0x10/0x10 [ 74.459228][ T5880] __ext4_iget+0x450/0x4260 [ 74.465330][ T5880] ? is_dynamic_key+0xd6/0x1c0 [ 74.470732][ T5880] ? lockdep_init_map_type+0x11d/0x380 [ 74.476300][ T5880] ? __pfx___ext4_iget+0x10/0x10 [ 74.482820][ T5880] ? mb_cache_create+0x430/0x540 [ 74.488461][ T5880] ext4_fill_super+0x4592/0x6080 [ 74.493410][ T5880] ? __pfx_ext4_fill_super+0x10/0x10 [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5859] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5877] ioctl(4, LOOP_SET_BLOCK_SIZE, 32768 [pid 5859] unlink("./1/binderfs" [pid 5877] <... ioctl resumed>) = 0 [pid 5859] <... unlink resumed>) = 0 [pid 5859] umount2("./1/bus", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] exit_group(0) = ? [pid 5877] +++ exited with 0 +++ [pid 5860] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5860] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5860] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5860] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5860] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5860] getdents64(3, 0x55558d7136f0 /* 4 entries */, 32768) = 104 [ 74.498778][ T5880] ? set_blocksize+0x21e/0x500 [ 74.505955][ T5880] ? sb_set_blocksize+0x104/0x180 [ 74.512087][ T5880] ? setup_bdev_super+0x4c1/0x5b0 [ 74.517217][ T5880] get_tree_bdev_flags+0x40e/0x4d0 [ 74.522337][ T5880] ? __pfx_ext4_fill_super+0x10/0x10 [ 74.527951][ T5880] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 74.533784][ T5880] vfs_get_tree+0x8f/0x2b0 [ 74.538257][ T5880] do_new_mount+0x2a2/0x9e0 [ 74.543364][ T5880] ? ns_capable+0x8a/0xf0 [ 74.547728][ T5880] ? __pfx_do_new_mount+0x10/0x10 [pid 5860] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5860] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5860] unlink("./1/binderfs") = 0 [ 74.553223][ T5880] ? path_mount+0x61c/0xfe0 [ 74.557822][ T5880] ? user_path_at+0x44/0x60 [ 74.562338][ T5880] __se_sys_mount+0x317/0x410 [ 74.567877][ T5880] ? __pfx___se_sys_mount+0x10/0x10 [ 74.573073][ T5880] ? rcu_is_watching+0x15/0xb0 [ 74.577919][ T5880] ? __x64_sys_mount+0x20/0xc0 [ 74.582691][ T5880] do_syscall_64+0xfa/0x3b0 [ 74.587477][ T5880] ? lockdep_hardirqs_on+0x9c/0x150 [ 74.592685][ T5880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.598828][ T5880] ? clear_bhb_loop+0x60/0xb0 [ 74.603518][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.609451][ T5880] RIP: 0033:0x7f457044b7da [ 74.613884][ T5880] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 74.633544][ T5880] RSP: 002b:00007ffd924f6f58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.642021][ T5880] RAX: ffffffffffffffda RBX: 00007ffd924f6f70 RCX: 00007f457044b7da [ 74.650033][ T5880] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007ffd924f6f70 [ 74.658046][ T5880] RBP: 0000200000000000 R08: 00007ffd924f6fb0 R09: 00007ffd924f6fb0 [ 74.666062][ T5880] R10: 000000000000088e R11: 0000000000000246 R12: 0000200000000040 [ 74.674017][ T5880] R13: 00007ffd924f6fb0 R14: 0000000000000003 R15: 000000000000088e [ 74.682027][ T5880] [ 74.685076][ T5880] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.692339][ T5880] CPU: 0 UID: 0 PID: 5880 Comm: syz-executor261 Not tainted 6.16.0-rc5-next-20250709-syzkaller #0 PREEMPT(full) [ 74.704201][ T5880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.714239][ T5880] Call Trace: [ 74.717504][ T5880] [ 74.720414][ T5880] dump_stack_lvl+0x99/0x250 [ 74.724986][ T5880] ? __asan_memcpy+0x40/0x70 [ 74.729557][ T5880] ? __pfx_dump_stack_lvl+0x10/0x10 [ 74.734733][ T5880] ? __pfx__printk+0x10/0x10 [ 74.739311][ T5880] panic+0x2e2/0x7b0 [ 74.743185][ T5880] ? __pfx_panic+0x10/0x10 [ 74.747596][ T5880] __warn+0x334/0x4c0 [ 74.751565][ T5880] ? bdev_getblk+0x580/0x660 [ 74.756143][ T5880] ? bdev_getblk+0x580/0x660 [ 74.760718][ T5880] report_bug+0x2be/0x4f0 [ 74.765043][ T5880] ? bdev_getblk+0x580/0x660 [ 74.769639][ T5880] ? bdev_getblk+0x580/0x660 [ 74.774243][ T5880] ? bdev_getblk+0x582/0x660 [ 74.778837][ T5880] handle_bug+0x84/0x160 [ 74.783072][ T5880] exc_invalid_op+0x1a/0x50 [ 74.787562][ T5880] asm_exc_invalid_op+0x1a/0x20 [ 74.792393][ T5880] RIP: 0010:bdev_getblk+0x580/0x660 [ 74.797577][ T5880] Code: 26 fb ff ff e8 81 ee 78 ff 48 c7 c7 20 08 9a 8b 48 c7 c6 02 1b a0 8d 4c 89 fa 4c 89 e9 e8 38 d7 e0 fe eb bd e8 61 ee 78 ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07 00 74 08 48 89 [ 74.817166][ T5880] RSP: 0018:ffffc9000403f620 EFLAGS: 00010293 [ 74.823219][ T5880] RAX: ffffffff8246c6ff RBX: ffff888022d0b998 RCX: ffff888078b31e00 [ 74.831172][ T5880] RDX: 0000000000000000 RSI: 0000000000000400 RDI: 0000000000000000 [ 74.839125][ T5880] RBP: 0000000000000400 R08: ffff888078b31e00 R09: 0000000000000003 [ 74.847076][ T5880] R10: 0000000000000406 R11: 0000000000000000 R12: dffffc0000000000 [ 74.855029][ T5880] R13: ffff888022d0b980 R14: 0000000000000400 R15: 1ffff110045a1733 [ 74.862988][ T5880] ? bdev_getblk+0x57f/0x660 [ 74.867583][ T5880] ext4_sb_breadahead_unmovable+0x6f/0xf0 [ 74.873293][ T5880] __ext4_get_inode_loc+0xcc9/0x1040 [ 74.878576][ T5880] ? __pfx___ext4_get_inode_loc+0x10/0x10 [ 74.884292][ T5880] __ext4_iget+0x450/0x4260 [ 74.888781][ T5880] ? is_dynamic_key+0xd6/0x1c0 [ 74.893540][ T5880] ? lockdep_init_map_type+0x11d/0x380 [ 74.898995][ T5880] ? __pfx___ext4_iget+0x10/0x10 [ 74.903920][ T5880] ? mb_cache_create+0x430/0x540 [ 74.908848][ T5880] ext4_fill_super+0x4592/0x6080 [ 74.913788][ T5880] ? __pfx_ext4_fill_super+0x10/0x10 [ 74.919059][ T5880] ? set_blocksize+0x21e/0x500 [ 74.923822][ T5880] ? sb_set_blocksize+0x104/0x180 [ 74.928835][ T5880] ? setup_bdev_super+0x4c1/0x5b0 [ 74.933847][ T5880] get_tree_bdev_flags+0x40e/0x4d0 [ 74.938946][ T5880] ? __pfx_ext4_fill_super+0x10/0x10 [ 74.944216][ T5880] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 74.949848][ T5880] vfs_get_tree+0x8f/0x2b0 [ 74.954252][ T5880] do_new_mount+0x2a2/0x9e0 [ 74.958744][ T5880] ? ns_capable+0x8a/0xf0 [ 74.963055][ T5880] ? __pfx_do_new_mount+0x10/0x10 [ 74.968064][ T5880] ? path_mount+0x61c/0xfe0 [ 74.972550][ T5880] ? user_path_at+0x44/0x60 [ 74.977043][ T5880] __se_sys_mount+0x317/0x410 [ 74.981713][ T5880] ? __pfx___se_sys_mount+0x10/0x10 [ 74.986892][ T5880] ? rcu_is_watching+0x15/0xb0 [ 74.991641][ T5880] ? __x64_sys_mount+0x20/0xc0 [ 74.996391][ T5880] do_syscall_64+0xfa/0x3b0 [ 75.000878][ T5880] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.006061][ T5880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.012107][ T5880] ? clear_bhb_loop+0x60/0xb0 [ 75.016767][ T5880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.022660][ T5880] RIP: 0033:0x7f457044b7da [ 75.027077][ T5880] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 75.046676][ T5880] RSP: 002b:00007ffd924f6f58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.055082][ T5880] RAX: ffffffffffffffda RBX: 00007ffd924f6f70 RCX: 00007f457044b7da [ 75.063042][ T5880] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007ffd924f6f70 [ 75.070998][ T5880] RBP: 0000200000000000 R08: 00007ffd924f6fb0 R09: 00007ffd924f6fb0 [ 75.078961][ T5880] R10: 000000000000088e R11: 0000000000000246 R12: 0000200000000040 [ 75.086915][ T5880] R13: 00007ffd924f6fb0 R14: 0000000000000003 R15: 000000000000088e [ 75.094974][ T5880] [ 75.098230][ T5880] Kernel Offset: disabled [ 75.102542][ T5880] Rebooting in 86400 seconds..