./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2694550878 <...> ress) [pid 5225] <... ioctl resumed>) = 0 [pid 8493] <... openat resumed>) = 4 [pid 8467] close(3 [ 238.103569][ T8483] XFS (loop0): Ending clean mount [pid 5225] close(3 [pid 8493] ioctl(4, LOOP_SET_FD, 3 [pid 8467] <... close resumed>) = 0 [pid 8467] close(4) = -1 EBADF (Bad file descriptor) [pid 8467] close(5) = -1 EBADF (Bad file descriptor) [pid 8467] close(6) = -1 EBADF (Bad file descriptor) [pid 8467] close(7) = -1 EBADF (Bad file descriptor) [pid 8467] close(8 [pid 8493] <... ioctl resumed>) = 0 [pid 8467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8467] close(9) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 8467] close(10) = -1 EBADF (Bad file descriptor) [pid 8467] close(11) = -1 EBADF (Bad file descriptor) [pid 8467] close(12) = -1 EBADF (Bad file descriptor) [pid 8467] close(13) = -1 EBADF (Bad file descriptor) [pid 8467] close(14) = -1 EBADF (Bad file descriptor) [pid 8467] close(15) = -1 EBADF (Bad file descriptor) [pid 8467] close(16) = -1 EBADF (Bad file descriptor) [pid 8467] close(17) = -1 EBADF (Bad file descriptor) [pid 8467] close(18) = -1 EBADF (Bad file descriptor) [pid 8467] close(19) = -1 EBADF (Bad file descriptor) [pid 8467] close(20) = -1 EBADF (Bad file descriptor) [pid 8467] close(21) = -1 EBADF (Bad file descriptor) [pid 8467] close(22) = -1 EBADF (Bad file descriptor) [pid 8467] close(23) = -1 EBADF (Bad file descriptor) [pid 8467] close(24) = -1 EBADF (Bad file descriptor) [pid 8467] close(25) = -1 EBADF (Bad file descriptor) [pid 8467] close(26) = -1 EBADF (Bad file descriptor) [pid 8467] close(27) = -1 EBADF (Bad file descriptor) [pid 8467] close(28) = -1 EBADF (Bad file descriptor) [pid 8467] close(29) = -1 EBADF (Bad file descriptor) [pid 8467] exit_group(0) = ? [pid 8467] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=31 /* 0.31 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 8493] close(3) = 0 [pid 8493] close(4) = 0 [pid 5226] <... restart_syscall resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8493] mkdir("./file0", 0777 [pid 5226] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 8503 attached [pid 8483] <... mkdir resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 8483] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] newfstatat(3, "", [pid 8483] chdir("./bus" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8483] <... chdir resumed>) = 0 [pid 5226] getdents64(3, [pid 8483] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8483] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5226] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8483] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8483] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./72/cgroup", [pid 8483] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 238.205677][ T8493] loop1: detected capacity change from 0 to 32768 [ 238.241307][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8493] <... mkdir resumed>) = 0 [pid 5226] unlink("./72/cgroup") = 0 [pid 5226] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./72/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./72/cgroup.cpu") = 0 [pid 5226] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./72/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./72/cgroup.net") = 0 [pid 5226] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./72/binderfs") = 0 [pid 5226] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8493] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8503] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 72 [ 238.254291][ T25] XFS (loop0): Unmount and run xfs_repair [ 238.260162][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 238.281376][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8503] <... set_robust_list resumed>) = 0 [pid 8503] chdir("./70") = 0 [pid 8494] <... write resumed>) = 16777216 [pid 8503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8494] munmap(0x7f1398600000, 138412032 [pid 8503] <... prctl resumed>) = 0 [pid 8494] <... munmap resumed>) = 0 [ 238.321229][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 238.336314][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 238.348271][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 238.358524][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 8503] setpgid(0, 0 [pid 8494] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8503] <... setpgid resumed>) = 0 [pid 8494] <... openat resumed>) = 4 [pid 8503] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 8494] ioctl(4, LOOP_SET_FD, 3 [pid 8503] <... symlink resumed>) = 0 [pid 8494] <... ioctl resumed>) = 0 [pid 8503] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 8494] close(3 [pid 8503] <... symlink resumed>) = 0 [pid 8494] <... close resumed>) = 0 [pid 8503] symlink("/syzcgroup/net/syz3", "./cgroup.net" [ 238.368143][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 238.376798][ T8494] loop2: detected capacity change from 0 to 32768 [ 238.393870][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 238.402788][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 238.403818][ T8493] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8494] close(4 [pid 8503] <... symlink resumed>) = 0 [pid 8494] <... close resumed>) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 8503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8494] mkdir("./file0", 0777 [pid 8503] <... openat resumed>) = 3 [pid 8494] <... mkdir resumed>) = 0 [pid 8503] write(3, "1000", 4 [pid 8494] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8503] <... write resumed>) = 4 [pid 8503] close(3executing program [pid 5226] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8503] <... close resumed>) = 0 [pid 8503] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8503] write(1, "executing program\n", 18) = 18 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./72/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./72/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./72") = 0 [pid 5226] mkdir("./73", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [ 238.411782][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 238.429331][ T8483] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 238.454682][ T8483] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8503] memfd_create("syzkaller", 0) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 8503] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8483] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8503] <... mmap resumed>) = 0x7f1398600000 [ 238.478150][ T8483] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8483] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8483] close(3) = 0 [pid 8483] close(4) = -1 EBADF (Bad file descriptor) [pid 8483] close(5) = -1 EBADF (Bad file descriptor) [pid 8483] close(6) = -1 EBADF (Bad file descriptor) [pid 8483] close(7) = -1 EBADF (Bad file descriptor) [pid 8483] close(8 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 75 ./strace-static-x86_64: Process 8517 attached [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] set_robust_list(0x55557c72f760, 24 [pid 8483] close(9 [pid 8517] <... set_robust_list resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] chdir("./73" [pid 8483] close(10 [pid 8517] <... chdir resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8483] close(11 [pid 8517] setpgid(0, 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] <... setpgid resumed>) = 0 [pid 8517] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 8483] close(12 [pid 8517] <... symlink resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8483] close(13 [pid 8517] <... symlink resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 8483] close(14 [pid 8517] <... symlink resumed>) = 0 [pid 8517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8493] <... mount resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8483] close(15 [pid 8493] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8517] <... openat resumed>) = 3 [pid 8493] <... openat resumed>) = 3 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 238.596673][ T8494] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 238.635660][ T8493] XFS (loop1): Ending clean mount [pid 8517] write(3, "1000", 4 [pid 8493] chdir("./file0" [ 238.665480][ T8494] XFS (loop2): Ending clean mount [pid 8483] close(16 [pid 8517] <... write resumed>) = 4 [pid 8494] <... mount resumed>) = 0 [pid 8493] <... chdir resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] close(3 [pid 8494] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8493] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8483] close(17 [pid 8517] <... close resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8493] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8483] close(18 [pid 8517] symlink("/dev/binderfs", "./binderfs"executing program [pid 8494] <... openat resumed>) = 3 [pid 8493] mkdir("./bus", 0777 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] <... symlink resumed>) = 0 [pid 8494] chdir("./file0" [pid 8483] close(19) = -1 EBADF (Bad file descriptor) [pid 8494] <... chdir resumed>) = 0 [pid 8483] close(20) = -1 EBADF (Bad file descriptor) [pid 8483] close(21) = -1 EBADF (Bad file descriptor) [pid 8483] close(22) = -1 EBADF (Bad file descriptor) [pid 8494] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8483] close(23 [pid 8517] write(1, "executing program\n", 18 [pid 8493] <... mkdir resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] <... write resumed>) = 18 [pid 8493] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8483] close(24) = -1 EBADF (Bad file descriptor) [pid 8517] memfd_create("syzkaller", 0 [pid 8493] chdir("./bus" [pid 8483] close(25) = -1 EBADF (Bad file descriptor) [pid 8483] close(26 [pid 8493] <... chdir resumed>) = 0 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8517] <... memfd_create resumed>) = 3 [pid 8483] close(27) = -1 EBADF (Bad file descriptor) [pid 8483] close(28) = -1 EBADF (Bad file descriptor) [pid 8494] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8493] openat(AT_FDCWD, NULL, O_RDONLY [pid 8483] close(29 [pid 8517] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8494] mkdir("./bus", 0777 [pid 8483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8493] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8483] exit_group(0 [pid 8493] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8517] <... mmap resumed>) = 0x7f1398600000 [pid 8483] <... exit_group resumed>) = ? [pid 8493] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8483] +++ exited with 0 +++ [pid 8493] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 8503] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8494] <... mkdir resumed>) = 0 [pid 8494] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 238.690472][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 238.702013][ T9] XFS (loop1): Unmount and run xfs_repair [ 238.721508][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8494] chdir("./bus" [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8494] <... chdir resumed>) = 0 [pid 5221] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8494] openat(AT_FDCWD, NULL, O_RDONLY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8494] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5221] newfstatat(AT_FDCWD, "./74/cgroup", [pid 8494] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8494] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] unlink("./74/cgroup" [pid 8494] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... unlink resumed>) = 0 [ 238.733720][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 238.743122][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 238.762880][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 238.777680][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5221] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./74/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 238.795391][ T5280] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 238.807394][ T5280] XFS (loop2): Unmount and run xfs_repair [ 238.813177][ T5280] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 238.823737][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5221] unlink("./74/cgroup.cpu") = 0 [pid 5221] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./74/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./74/cgroup.net") = 0 [pid 5221] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./74/binderfs") = 0 [ 238.837978][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 238.853695][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 238.863421][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 238.863829][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 238.881243][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 238.891217][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 238.913695][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 238.934783][ T8493] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5221] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./74/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./74/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./74") = 0 [pid 5221] mkdir("./75", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 8493] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8493] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8493] close(3) = 0 [pid 8493] close(4) = -1 EBADF (Bad file descriptor) [pid 8493] close(5) = -1 EBADF (Bad file descriptor) [pid 8493] close(6) = -1 EBADF (Bad file descriptor) [ 238.956025][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 238.965527][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 238.976513][ T8493] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 238.993748][ T8493] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 8493] close(7) = -1 EBADF (Bad file descriptor) [pid 8493] close(8) = -1 EBADF (Bad file descriptor) [pid 8493] close(9) = -1 EBADF (Bad file descriptor) [pid 8493] close(10) = -1 EBADF (Bad file descriptor) [pid 8493] close(11) = -1 EBADF (Bad file descriptor) [pid 8493] close(12) = -1 EBADF (Bad file descriptor) [pid 8493] close(13) = -1 EBADF (Bad file descriptor) [pid 8493] close(14) = -1 EBADF (Bad file descriptor) [pid 8493] close(15) = -1 EBADF (Bad file descriptor) [pid 8493] close(16) = -1 EBADF (Bad file descriptor) [pid 8493] close(17) = -1 EBADF (Bad file descriptor) [pid 8493] close(18) = -1 EBADF (Bad file descriptor) [pid 8493] close(19) = -1 EBADF (Bad file descriptor) [pid 8493] close(20) = -1 EBADF (Bad file descriptor) [pid 8493] close(21) = -1 EBADF (Bad file descriptor) [pid 8493] close(22) = -1 EBADF (Bad file descriptor) [pid 8493] close(23) = -1 EBADF (Bad file descriptor) [pid 8493] close(24) = -1 EBADF (Bad file descriptor) [pid 8493] close(25) = -1 EBADF (Bad file descriptor) [pid 8493] close(26) = -1 EBADF (Bad file descriptor) [pid 8493] close(27) = -1 EBADF (Bad file descriptor) [pid 8493] close(28) = -1 EBADF (Bad file descriptor) [pid 8493] close(29) = -1 EBADF (Bad file descriptor) [pid 8493] exit_group(0) = ? [pid 8493] +++ exited with 0 +++ [ 239.014695][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 239.042018][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 239.052225][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=29 /* 0.29 s */} --- [pid 8503] <... write resumed>) = 16777216 [pid 5223] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", [pid 8503] munmap(0x7f1398600000, 138412032 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8494] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] newfstatat(AT_FDCWD, "./73/cgroup", [pid 8494] mkdir(NULL, 000 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8494] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8494] close(3 [pid 5223] unlink("./73/cgroup" [pid 8494] <... close resumed>) = 0 [pid 8494] close(4 [pid 5223] <... unlink resumed>) = 0 [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8503] <... munmap resumed>) = 0 [pid 8494] close(5 [pid 5223] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8503] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8494] close(6 [pid 8503] <... openat resumed>) = 4 [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8503] ioctl(4, LOOP_SET_FD, 3 [pid 8494] close(7 [ 239.061625][ T8494] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 239.082243][ T8494] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 239.097101][ T8494] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5223] newfstatat(AT_FDCWD, "./73/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./73/cgroup.cpu") = 0 [pid 5223] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./73/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./73/cgroup.net") = 0 [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8503] <... ioctl resumed>) = 0 [pid 8494] close(8 [pid 8503] close(3 [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8503] <... close resumed>) = 0 [pid 8494] close(9 [pid 8503] close(4 [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8503] <... close resumed>) = 0 [pid 8494] close(10 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./73/binderfs") = 0 [pid 5223] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8503] mkdir("./file0", 0777 [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8503] <... mkdir resumed>) = 0 [pid 8494] close(11 [pid 8503] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8494] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8494] close(12) = -1 EBADF (Bad file descriptor) [pid 8494] close(13) = -1 EBADF (Bad file descriptor) [pid 8494] close(14) = -1 EBADF (Bad file descriptor) [pid 8494] close(15) = -1 EBADF (Bad file descriptor) [pid 8494] close(16) = -1 EBADF (Bad file descriptor) [pid 8494] close(17) = -1 EBADF (Bad file descriptor) [pid 8494] close(18) = -1 EBADF (Bad file descriptor) [pid 8494] close(19) = -1 EBADF (Bad file descriptor) [pid 8494] close(20) = -1 EBADF (Bad file descriptor) [pid 8494] close(21) = -1 EBADF (Bad file descriptor) [pid 8494] close(22) = -1 EBADF (Bad file descriptor) [pid 8494] close(23) = -1 EBADF (Bad file descriptor) [pid 8494] close(24) = -1 EBADF (Bad file descriptor) [pid 8494] close(25) = -1 EBADF (Bad file descriptor) [pid 8494] close(26) = -1 EBADF (Bad file descriptor) [pid 8494] close(27) = -1 EBADF (Bad file descriptor) [pid 8494] close(28) = -1 EBADF (Bad file descriptor) [pid 8494] close(29) = -1 EBADF (Bad file descriptor) [pid 8494] exit_group(0) = ? [pid 8494] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=42 /* 0.42 s */} --- [ 239.118169][ T8503] loop3: detected capacity change from 0 to 32768 [ 239.130075][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./70/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./70/cgroup") = 0 [pid 5224] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./70/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./70/cgroup.cpu") = 0 [pid 5224] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./70/cgroup.net", [pid 5223] <... umount2 resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] unlink("./70/cgroup.net" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./73/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] newfstatat(AT_FDCWD, "./70/binderfs", [pid 5223] <... openat resumed>) = 4 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./73/file0") = 0 [pid 5224] unlink("./70/binderfs" [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] close(3 [pid 5224] umount2("./70/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... close resumed>) = 0 [pid 5223] rmdir("./73") = 0 [pid 5223] mkdir("./74", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 239.174724][ T8503] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] close(3 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8529 attached , child_tidptr=0x55557c72f750) = 77 [pid 8529] set_robust_list(0x55557c72f760, 24) = 0 [pid 8529] chdir("./75") = 0 [pid 8529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8529] setpgid(0, 0) = 0 [pid 8529] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 8529] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8529] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8529] write(3, "1000", 4) = 4 [pid 8529] close(3) = 0 [pid 8529] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8529] write(1, "executing program\n", 18) = 18 [pid 8529] memfd_create("syzkaller", 0) = 3 [pid 8529] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 239.269290][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 239.307307][ T8503] XFS (loop3): Ending clean mount [pid 8503] <... mount resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 8517] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8503] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8503] <... openat resumed>) = 3 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 76 [pid 8503] chdir("./file0") = 0 [pid 8503] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8503] mkdir("./bus", 0777) = 0 [pid 8503] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8503] chdir("./bus") = 0 [pid 8503] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8503] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 239.405079][ T5280] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 239.417682][ T5280] XFS (loop3): Unmount and run xfs_repair [ 239.423455][ T5280] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 239.433009][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 239.442025][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 239.452709][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 239.461729][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 239.472100][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 239.481314][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8503] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"./strace-static-x86_64: Process 8530 attached [pid 8529] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./70/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./70/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./70/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./70/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./70") = 0 [pid 5224] mkdir("./71", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 239.497898][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] close(3 [pid 8530] set_robust_list(0x55557c72f760, 24) = 0 [pid 8530] chdir("./74") = 0 [pid 8530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8530] setpgid(0, 0) = 0 [ 239.545148][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 239.568045][ T8503] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8530] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8503] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8530] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8503] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8503] close(3) = 0 [pid 8503] close(4 [pid 8530] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8530] write(3, "1000", 4) = 4 [pid 8530] close(3) = 0 [pid 8530] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8530] write(1, "executing program\n", 18) = 18 [pid 8530] memfd_create("syzkaller", 0) = 3 [pid 8530] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 executing program [pid 8503] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8503] close(5) = -1 EBADF (Bad file descriptor) [pid 8503] close(6) = -1 EBADF (Bad file descriptor) [pid 8503] close(7) = -1 EBADF (Bad file descriptor) [pid 8503] close(8) = -1 EBADF (Bad file descriptor) [pid 8503] close(9) = -1 EBADF (Bad file descriptor) [pid 8503] close(10) = -1 EBADF (Bad file descriptor) [pid 8503] close(11) = -1 EBADF (Bad file descriptor) [pid 8503] close(12) = -1 EBADF (Bad file descriptor) [pid 8503] close(13) = -1 EBADF (Bad file descriptor) [pid 8503] close(14) = -1 EBADF (Bad file descriptor) [pid 8503] close(15) = -1 EBADF (Bad file descriptor) [pid 8503] close(16) = -1 EBADF (Bad file descriptor) [pid 8503] close(17) = -1 EBADF (Bad file descriptor) [pid 8503] close(18) = -1 EBADF (Bad file descriptor) [pid 8503] close(19) = -1 EBADF (Bad file descriptor) [pid 8503] close(20) = -1 EBADF (Bad file descriptor) [pid 8503] close(21) = -1 EBADF (Bad file descriptor) [pid 8503] close(22) = -1 EBADF (Bad file descriptor) [pid 8503] close(23) = -1 EBADF (Bad file descriptor) [pid 8503] close(24) = -1 EBADF (Bad file descriptor) [pid 8503] close(25) = -1 EBADF (Bad file descriptor) [pid 8503] close(26) = -1 EBADF (Bad file descriptor) [pid 8503] close(27) = -1 EBADF (Bad file descriptor) [pid 8503] close(28) = -1 EBADF (Bad file descriptor) [pid 8503] close(29) = -1 EBADF (Bad file descriptor) [pid 8503] exit_group(0) = ? [ 239.591492][ T8503] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 239.606692][ T8503] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 8503] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=32 /* 0.32 s */} --- [pid 5225] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./70/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./70/cgroup") = 0 [pid 5225] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./70/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./70/cgroup.cpu") = 0 [pid 5225] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./70/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./70/cgroup.net") = 0 [pid 5225] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./70/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./70/binderfs") = 0 [pid 5225] umount2("./70/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... close resumed>) = 0 [ 239.724496][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8531 attached [pid 8531] set_robust_list(0x55557c72f760, 24 [pid 8530] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... umount2 resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 73 [pid 8531] <... set_robust_list resumed>) = 0 [pid 5225] umount2("./70/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./70/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./70/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./70/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./70" [pid 8531] chdir("./71" [pid 5225] <... rmdir resumed>) = 0 [pid 5225] mkdir("./71", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 8531] <... chdir resumed>) = 0 [pid 8531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8531] setpgid(0, 0) = 0 [pid 8531] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 8531] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 8531] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 8531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8531] write(3, "1000", 4) = 4 [pid 8531] close(3) = 0 [pid 8531] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8531] write(1, "executing program\n", 18) = 18 [pid 8531] memfd_create("syzkaller", 0) = 3 [pid 8531] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8517] <... write resumed>) = 16777216 [pid 8517] munmap(0x7f1398600000, 138412032) = 0 [pid 8517] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 8517] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8517] close(3) = 0 [pid 8517] close(4) = 0 [pid 8517] mkdir("./file0", 0777) = 0 [pid 8529] <... write resumed>) = 16777216 [pid 8517] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 240.059941][ T8517] loop4: detected capacity change from 0 to 32768 [pid 8529] munmap(0x7f1398600000, 138412032 [pid 5225] <... close resumed>) = 0 [ 240.109605][ T8517] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8529] <... munmap resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8529] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 8529] ioctl(4, LOOP_SET_FD, 3) = 0 ./strace-static-x86_64: Process 8540 attached [pid 8540] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 73 [pid 8540] <... set_robust_list resumed>) = 0 [pid 8540] chdir("./71" [pid 8529] close(3) = 0 [pid 8529] close(4) = 0 [pid 8529] mkdir("./file0", 0777) = 0 [pid 8529] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8540] <... chdir resumed>) = 0 [pid 8540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8540] setpgid(0, 0) = 0 [pid 8540] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [ 240.175320][ T8529] loop0: detected capacity change from 0 to 32768 [pid 8540] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 8540] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 8531] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8540] <... symlink resumed>) = 0 [pid 8540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8517] <... mount resumed>) = 0 [pid 8540] <... openat resumed>) = 3 [pid 8517] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8540] write(3, "1000", 4) = 4 [pid 8517] chdir("./file0" [pid 8540] close(3) = 0 [pid 8517] <... chdir resumed>) = 0 [pid 8540] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8517] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8540] write(1, "executing program\n", 18) = 18 [pid 8517] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8517] mkdir("./bus", 0777 [pid 8540] memfd_create("syzkaller", 0) = 3 [pid 8540] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 240.216498][ T8517] XFS (loop4): Ending clean mount [pid 8517] <... mkdir resumed>) = 0 [pid 8517] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8517] chdir("./bus") = 0 [pid 8517] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8517] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 240.282925][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 240.294639][ T8529] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 240.333820][ T25] XFS (loop4): Unmount and run xfs_repair [ 240.362650][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 8517] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 240.381049][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 240.394003][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 240.405556][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 240.416441][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 240.425818][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 240.435886][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 240.445155][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 240.454394][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 240.463351][ T8517] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8540] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8517] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8530] <... write resumed>) = 16777216 [pid 8517] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8530] munmap(0x7f1398600000, 138412032 [pid 8517] close(3) = 0 [ 240.477253][ T8517] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 240.492429][ T8517] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 8530] <... munmap resumed>) = 0 [pid 8517] close(4) = -1 EBADF (Bad file descriptor) [pid 8517] close(5) = -1 EBADF (Bad file descriptor) [pid 8517] close(6) = -1 EBADF (Bad file descriptor) [pid 8517] close(7) = -1 EBADF (Bad file descriptor) [pid 8517] close(8) = -1 EBADF (Bad file descriptor) [pid 8517] close(9) = -1 EBADF (Bad file descriptor) [pid 8517] close(10) = -1 EBADF (Bad file descriptor) [pid 8517] close(11) = -1 EBADF (Bad file descriptor) [pid 8517] close(12) = -1 EBADF (Bad file descriptor) [pid 8517] close(13) = -1 EBADF (Bad file descriptor) [pid 8517] close(14) = -1 EBADF (Bad file descriptor) [pid 8517] close(15) = -1 EBADF (Bad file descriptor) [pid 8517] close(16) = -1 EBADF (Bad file descriptor) [pid 8517] close(17) = -1 EBADF (Bad file descriptor) [pid 8517] close(18) = -1 EBADF (Bad file descriptor) [pid 8517] close(19) = -1 EBADF (Bad file descriptor) [pid 8517] close(20) = -1 EBADF (Bad file descriptor) [pid 8517] close(21) = -1 EBADF (Bad file descriptor) [pid 8517] close(22) = -1 EBADF (Bad file descriptor) [pid 8517] close(23) = -1 EBADF (Bad file descriptor) [pid 8517] close(24) = -1 EBADF (Bad file descriptor) [pid 8517] close(25) = -1 EBADF (Bad file descriptor) [pid 8517] close(26) = -1 EBADF (Bad file descriptor) [pid 8517] close(27) = -1 EBADF (Bad file descriptor) [pid 8517] close(28) = -1 EBADF (Bad file descriptor) [pid 8517] close(29) = -1 EBADF (Bad file descriptor) [pid 8517] exit_group(0) = ? [pid 8517] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=42 /* 0.42 s */} --- [pid 5226] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./73/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./73/cgroup") = 0 [pid 5226] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./73/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./73/cgroup.cpu") = 0 [pid 5226] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./73/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./73/cgroup.net") = 0 [pid 5226] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./73/binderfs") = 0 [pid 5226] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8540] <... write resumed>) = 16777216 [pid 8529] <... mount resumed>) = 0 [pid 8529] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8529] chdir("./file0") = 0 [pid 8529] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8529] mkdir("./bus", 0777) = 0 [pid 8529] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8529] chdir("./bus") = 0 [pid 8529] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8529] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 240.624747][ T8529] XFS (loop0): Ending clean mount [ 240.642190][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 240.654277][ T25] XFS (loop0): Unmount and run xfs_repair [ 240.660457][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 8529] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8540] munmap(0x7f1398600000, 138412032 [pid 8531] <... write resumed>) = 16777216 [pid 8530] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8540] <... munmap resumed>) = 0 [pid 8531] munmap(0x7f1398600000, 138412032 [pid 8530] <... openat resumed>) = 4 [pid 8540] openat(AT_FDCWD, "/dev/loop3", O_RDWR [ 240.667938][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 240.676999][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 240.686837][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 240.698413][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 240.717941][ T8530] loop1: detected capacity change from 0 to 32768 [pid 8530] ioctl(4, LOOP_SET_FD, 3 [pid 8540] <... openat resumed>) = 4 [pid 8531] <... munmap resumed>) = 0 [pid 8540] ioctl(4, LOOP_SET_FD, 3 [pid 8531] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 8530] <... ioctl resumed>) = 0 [pid 8531] ioctl(4, LOOP_SET_FD, 3 [pid 8530] close(3 [pid 8540] <... ioctl resumed>) = 0 [pid 8540] close(3) = 0 [pid 8540] close(4) = 0 [pid 8540] mkdir("./file0", 0777) = 0 [ 240.724480][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 240.724524][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 240.724542][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 240.724561][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 240.724579][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8540] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8531] <... ioctl resumed>) = 0 [pid 8530] <... close resumed>) = 0 [pid 8531] close(3 [pid 8530] close(4 [pid 8531] <... close resumed>) = 0 [pid 8530] <... close resumed>) = 0 [pid 8531] close(4 [pid 8530] mkdir("./file0", 0777 [pid 8531] <... close resumed>) = 0 [pid 8530] <... mkdir resumed>) = 0 [pid 8531] mkdir("./file0", 0777) = 0 [pid 8530] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8531] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8529] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... umount2 resumed>) = 0 [pid 8529] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8529] close(3) = 0 [pid 8529] close(4) = -1 EBADF (Bad file descriptor) [pid 8529] close(5) = -1 EBADF (Bad file descriptor) [pid 8529] close(6 [pid 5226] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8529] close(7 [pid 5226] newfstatat(AT_FDCWD, "./73/file0", [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8529] close(8 [pid 5226] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8529] close(9 [pid 5226] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 8529] close(10 [pid 5226] newfstatat(4, "", [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8529] close(11 [pid 5226] getdents64(4, [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8529] close(12 [pid 5226] getdents64(4, [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8529] close(13) = -1 EBADF (Bad file descriptor) [pid 8529] close(14 [pid 5226] close(4 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(15 [pid 5226] <... close resumed>) = 0 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(16 [pid 5226] rmdir("./73/file0" [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 8529] close(17 [pid 5226] getdents64(3, [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(18 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(19) = -1 EBADF (Bad file descriptor) [ 240.724639][ T8529] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 240.736427][ T8540] loop3: detected capacity change from 0 to 32768 [ 240.747934][ T8529] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 240.753056][ T8531] loop2: detected capacity change from 0 to 32768 [ 240.768080][ T8529] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5226] close(3 [pid 8529] close(20) = -1 EBADF (Bad file descriptor) [pid 8529] close(21) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 8529] close(22) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./73" [pid 8529] close(23) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 8529] close(24 [pid 5226] mkdir("./74", 0777 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... mkdir resumed>) = 0 [pid 8529] close(25 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(26 [pid 5226] <... openat resumed>) = 3 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(27 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(28 [pid 5226] <... ioctl resumed>) = 0 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] close(29 [pid 5226] close(3 [pid 8529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8529] exit_group(0) = ? [pid 8529] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=38 /* 0.38 s */} --- [pid 5221] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./75/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./75/cgroup") = 0 [pid 5221] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./75/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./75/cgroup.cpu") = 0 [pid 5221] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./75/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./75/cgroup.net") = 0 [pid 5221] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./75/binderfs") = 0 [ 240.923429][ T8531] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 240.938977][ T8540] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 240.962917][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5221] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./75/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 240.964369][ T8530] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 76 ./strace-static-x86_64: Process 8571 attached [pid 5221] getdents64(4, [pid 8571] set_robust_list(0x55557c72f760, 24 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8571] <... set_robust_list resumed>) = 0 [pid 5221] getdents64(4, [pid 8571] chdir("./74" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8571] <... chdir resumed>) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./75/file0") = 0 [pid 8571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] getdents64(3, [pid 8571] <... prctl resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8571] setpgid(0, 0 [pid 5221] close(3 [pid 8571] <... setpgid resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./75" [pid 8571] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5221] <... rmdir resumed>) = 0 [pid 8571] <... symlink resumed>) = 0 [pid 5221] mkdir("./76", 0777) = 0 [pid 8531] <... mount resumed>) = 0 [pid 8531] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8571] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8531] chdir("./file0") = 0 [pid 5221] <... openat resumed>) = 3 [pid 8531] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8571] <... symlink resumed>) = 0 [pid 8531] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] ioctl(3, LOOP_CLR_FD [pid 8531] mkdir("./bus", 0777 [pid 5221] <... ioctl resumed>) = 0 [ 241.061770][ T8531] XFS (loop2): Ending clean mount [pid 5221] close(3 [pid 8531] <... mkdir resumed>) = 0 [pid 8571] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 8530] <... mount resumed>) = 0 [pid 8531] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8530] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8571] <... symlink resumed>) = 0 [pid 8531] chdir("./bus" [pid 8530] <... openat resumed>) = 3 [pid 8571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8531] <... chdir resumed>) = 0 [pid 8530] chdir("./file0" [pid 8540] <... mount resumed>) = 0 [pid 8571] <... openat resumed>) = 3 [pid 8540] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8531] openat(AT_FDCWD, NULL, O_RDONLY [pid 8530] <... chdir resumed>) = 0 [pid 8571] write(3, "1000", 4 [pid 8540] <... openat resumed>) = 3 [pid 8531] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8530] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8540] chdir("./file0" [pid 8571] <... write resumed>) = 4 [pid 8540] <... chdir resumed>) = 0 [pid 8531] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8530] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8540] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8571] close(3 [pid 8540] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8531] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8530] mkdir("./bus", 0777 [pid 8540] mkdir("./bus", 0777 [pid 8571] <... close resumed>) = 0 [pid 8531] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8571] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8571] write(1, "executing program\n", 18) = 18 [pid 8571] memfd_create("syzkaller", 0 [pid 8540] <... mkdir resumed>) = 0 [pid 8530] <... mkdir resumed>) = 0 [ 241.103342][ T8540] XFS (loop3): Ending clean mount [ 241.103353][ T8530] XFS (loop1): Ending clean mount [pid 8571] <... memfd_create resumed>) = 3 [pid 8540] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8530] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8540] chdir("./bus" [pid 8571] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8540] <... chdir resumed>) = 0 [pid 8530] chdir("./bus" [pid 5221] <... close resumed>) = 0 [pid 8571] <... mmap resumed>) = 0x7f1398600000 [ 241.160482][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 241.171878][ T9] XFS (loop2): Unmount and run xfs_repair [ 241.177792][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 241.185296][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 241.194290][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8540] openat(AT_FDCWD, NULL, O_RDONLY [pid 8530] <... chdir resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8574 attached [pid 8540] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8530] openat(AT_FDCWD, NULL, O_RDONLY [pid 8574] set_robust_list(0x55557c72f760, 24 [pid 8540] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8530] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 78 [pid 8530] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8574] <... set_robust_list resumed>) = 0 [pid 8540] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8530] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8574] chdir("./76") = 0 [pid 8540] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8530] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8574] setpgid(0, 0) = 0 [pid 8574] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 8574] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8574] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8574] write(3, "1000", 4) = 4 [pid 8574] close(3) = 0 [pid 8574] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8574] write(1, "executing program\n", 18) = 18 [pid 8574] memfd_create("syzkaller", 0) = 3 [ 241.203187][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 241.212196][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 241.221139][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 241.230109][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.239071][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.248059][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8574] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 241.257827][ T8531] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 241.273052][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 241.274343][ T25] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 241.284657][ T9] XFS (loop1): Unmount and run xfs_repair [ 241.301163][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 241.308687][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 241.317625][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 241.326574][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 241.333838][ T25] XFS (loop3): Unmount and run xfs_repair [ 241.335606][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 241.350267][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 241.359357][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.360286][ T25] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 241.368261][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.368284][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.368401][ T8531] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8531] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8531] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8531] close(3) = 0 [pid 8531] close(4) = -1 EBADF (Bad file descriptor) [pid 8531] close(5) = -1 EBADF (Bad file descriptor) [pid 8531] close(6) = -1 EBADF (Bad file descriptor) [pid 8531] close(7) = -1 EBADF (Bad file descriptor) [pid 8531] close(8) = -1 EBADF (Bad file descriptor) [pid 8531] close(9) = -1 EBADF (Bad file descriptor) [pid 8531] close(10) = -1 EBADF (Bad file descriptor) [pid 8531] close(11) = -1 EBADF (Bad file descriptor) [pid 8531] close(12) = -1 EBADF (Bad file descriptor) [pid 8531] close(13) = -1 EBADF (Bad file descriptor) [pid 8531] close(14) = -1 EBADF (Bad file descriptor) [pid 8531] close(15) = -1 EBADF (Bad file descriptor) [pid 8531] close(16) = -1 EBADF (Bad file descriptor) [pid 8531] close(17) = -1 EBADF (Bad file descriptor) [pid 8531] close(18) = -1 EBADF (Bad file descriptor) [pid 8531] close(19) = -1 EBADF (Bad file descriptor) [pid 8531] close(20) = -1 EBADF (Bad file descriptor) [pid 8531] close(21) = -1 EBADF (Bad file descriptor) [pid 8531] close(22) = -1 EBADF (Bad file descriptor) [pid 8531] close(23) = -1 EBADF (Bad file descriptor) [pid 8531] close(24) = -1 EBADF (Bad file descriptor) [pid 8531] close(25) = -1 EBADF (Bad file descriptor) [pid 8531] close(26) = -1 EBADF (Bad file descriptor) [pid 8531] close(27) = -1 EBADF (Bad file descriptor) [pid 8531] close(28) = -1 EBADF (Bad file descriptor) [pid 8531] close(29) = -1 EBADF (Bad file descriptor) [pid 8531] exit_group(0) = ? [ 241.393743][ T8530] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 241.420146][ T8531] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 241.425518][ T8530] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8531] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=40 /* 0.40 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./71/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./71/cgroup") = 0 [pid 5224] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./71/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./71/cgroup.cpu") = 0 [pid 5224] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./71/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./71/cgroup.net") = 0 [pid 5224] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./71/binderfs") = 0 [ 241.468250][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 241.497433][ T8530] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5224] umount2("./71/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8530] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8530] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8530] close(3) = 0 [pid 8530] close(4) = -1 EBADF (Bad file descriptor) [pid 8530] close(5) = -1 EBADF (Bad file descriptor) [pid 8530] close(6) = -1 EBADF (Bad file descriptor) [pid 8530] close(7) = -1 EBADF (Bad file descriptor) [pid 8530] close(8) = -1 EBADF (Bad file descriptor) [pid 8530] close(9) = -1 EBADF (Bad file descriptor) [pid 8530] close(10) = -1 EBADF (Bad file descriptor) [pid 8574] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8530] close(11) = -1 EBADF (Bad file descriptor) [pid 8530] close(12) = -1 EBADF (Bad file descriptor) [pid 8530] close(13) = -1 EBADF (Bad file descriptor) [pid 8530] close(14) = -1 EBADF (Bad file descriptor) [pid 8530] close(15) = -1 EBADF (Bad file descriptor) [pid 8530] close(16) = -1 EBADF (Bad file descriptor) [pid 8530] close(17) = -1 EBADF (Bad file descriptor) [pid 8530] close(18) = -1 EBADF (Bad file descriptor) [pid 8530] close(19) = -1 EBADF (Bad file descriptor) [pid 8530] close(20) = -1 EBADF (Bad file descriptor) [pid 8530] close(21) = -1 EBADF (Bad file descriptor) [pid 8530] close(22) = -1 EBADF (Bad file descriptor) [pid 8530] close(23) = -1 EBADF (Bad file descriptor) [pid 8530] close(24) = -1 EBADF (Bad file descriptor) [pid 8530] close(25) = -1 EBADF (Bad file descriptor) [pid 8530] close(26) = -1 EBADF (Bad file descriptor) [pid 8530] close(27) = -1 EBADF (Bad file descriptor) [ 241.518331][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 241.533809][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8530] close(28) = -1 EBADF (Bad file descriptor) [pid 8530] close(29) = -1 EBADF (Bad file descriptor) [pid 8530] exit_group(0) = ? [pid 8530] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=35 /* 0.35 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./74/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./74/cgroup") = 0 [pid 5223] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./74/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./74/cgroup.cpu") = 0 [pid 5223] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./74/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./74/cgroup.net") = 0 [pid 5223] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./74/binderfs") = 0 [ 241.574411][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 241.605388][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5223] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./71/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./71/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./71/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./71/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./71") = 0 [pid 5224] mkdir("./72", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 241.632515][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 241.652824][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 241.672256][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.684670][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 241.723917][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] close(3 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./74/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./74/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./74") = 0 [pid 5223] mkdir("./75", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 241.753935][ T8540] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 241.775390][ T8540] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 241.833959][ T8540] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 5223] close(3 [pid 8571] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8540] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] <... close resumed>) = 0 [pid 8540] mkdir(NULL, 000 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8575 attached [pid 8540] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8575] set_robust_list(0x55557c72f760, 24 [pid 8540] close(3 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 77 [pid 8540] <... close resumed>) = 0 [pid 8540] close(4) = -1 EBADF (Bad file descriptor) [pid 8540] close(5) = -1 EBADF (Bad file descriptor) [pid 8540] close(6) = -1 EBADF (Bad file descriptor) [pid 8540] close(7) = -1 EBADF (Bad file descriptor) [pid 8540] close(8) = -1 EBADF (Bad file descriptor) [pid 8540] close(9) = -1 EBADF (Bad file descriptor) [pid 8540] close(10) = -1 EBADF (Bad file descriptor) [pid 8540] close(11 [pid 8575] <... set_robust_list resumed>) = 0 [pid 8540] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8540] close(12) = -1 EBADF (Bad file descriptor) [pid 8540] close(13) = -1 EBADF (Bad file descriptor) [pid 8540] close(14 [pid 8575] chdir("./75" [pid 8540] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8540] close(15) = -1 EBADF (Bad file descriptor) [pid 8540] close(16) = -1 EBADF (Bad file descriptor) [pid 8540] close(17) = -1 EBADF (Bad file descriptor) [pid 8540] close(18) = -1 EBADF (Bad file descriptor) [pid 8540] close(19) = -1 EBADF (Bad file descriptor) [pid 8540] close(20) = -1 EBADF (Bad file descriptor) [pid 8540] close(21) = -1 EBADF (Bad file descriptor) [pid 8540] close(22) = -1 EBADF (Bad file descriptor) [pid 8540] close(23) = -1 EBADF (Bad file descriptor) [pid 8540] close(24) = -1 EBADF (Bad file descriptor) [pid 8540] close(25) = -1 EBADF (Bad file descriptor) [pid 8540] close(26) = -1 EBADF (Bad file descriptor) [pid 8540] close(27) = -1 EBADF (Bad file descriptor) [pid 8540] close(28) = -1 EBADF (Bad file descriptor) [pid 8575] <... chdir resumed>) = 0 [pid 8540] close(29 [pid 8575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8540] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8540] exit_group(0) = ? [pid 8575] <... prctl resumed>) = 0 [pid 8540] +++ exited with 0 +++ [pid 8575] setpgid(0, 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=34 /* 0.34 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 8575] <... setpgid resumed>) = 0 [pid 8575] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8575] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5225] <... restart_syscall resumed>) = 0 [pid 8575] <... symlink resumed>) = 0 [pid 8575] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5225] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8575] <... symlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5225] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8575] write(3, "1000", 4 [pid 5225] <... openat resumed>) = 3 [pid 8575] <... write resumed>) = 4 [pid 5225] newfstatat(3, "", [pid 8575] close(3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8575] <... close resumed>) = 0 [pid 5225] getdents64(3, [pid 8575] symlink("/dev/binderfs", "./binderfs" [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8575] <... symlink resumed>) = 0 [pid 8575] write(1, "executing program\n", 18 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 8575] <... write resumed>) = 18 [pid 5225] newfstatat(AT_FDCWD, "./71/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8575] memfd_create("syzkaller", 0 [pid 5225] unlink("./71/cgroup") = 0 [pid 5225] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./71/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8575] <... memfd_create resumed>) = 3 [pid 5225] unlink("./71/cgroup.cpu") = 0 [pid 8575] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5225] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./71/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./71/cgroup.net") = 0 [pid 5225] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./71/binderfs") = 0 [pid 5225] umount2("./71/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... close resumed>) = 0 [pid 8574] <... write resumed>) = 16777216 [pid 8574] munmap(0x7f1398600000, 138412032) = 0 [pid 8574] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 8574] ioctl(4, LOOP_SET_FD, 3 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 74 [pid 8574] <... ioctl resumed>) = 0 [pid 8574] close(3) = 0 [pid 8574] close(4) = 0 [pid 8574] mkdir("./file0", 0777) = 0 [ 242.064095][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 242.087719][ T8574] loop0: detected capacity change from 0 to 32768 [pid 8574] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid"./strace-static-x86_64: Process 8576 attached [pid 8571] <... write resumed>) = 16777216 [pid 8576] set_robust_list(0x55557c72f760, 24 [pid 8571] munmap(0x7f1398600000, 138412032 [pid 8576] <... set_robust_list resumed>) = 0 [pid 8576] chdir("./72") = 0 [pid 8576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8571] <... munmap resumed>) = 0 [pid 8571] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... umount2 resumed>) = 0 [pid 8576] setpgid(0, 0) = 0 [pid 8571] <... openat resumed>) = 4 [ 242.169040][ T8574] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./71/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8576] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 8571] ioctl(4, LOOP_SET_FD, 3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8576] <... symlink resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./71/file0", [pid 8576] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8576] <... symlink resumed>) = 0 [pid 5225] umount2("./71/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8576] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8576] <... symlink resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... openat resumed>) = 4 [pid 8576] <... openat resumed>) = 3 [pid 5225] newfstatat(4, "", [pid 8576] write(3, "1000", 4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8576] <... write resumed>) = 4 [pid 5225] getdents64(4, [pid 8576] close(3 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8576] <... close resumed>) = 0 [pid 8575] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] getdents64(4, [pid 8576] symlink("/dev/binderfs", "./binderfs" [pid 8571] <... ioctl resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8576] <... symlink resumed>) = 0 [pid 8571] close(3 [pid 5225] close(4executing program [pid 8576] write(1, "executing program\n", 18 [pid 8571] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 8576] <... write resumed>) = 18 [pid 8571] close(4 [pid 5225] rmdir("./71/file0" [pid 8576] memfd_create("syzkaller", 0 [pid 8571] <... close resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 8576] <... memfd_create resumed>) = 3 [pid 8571] mkdir("./file0", 0777 [pid 5225] getdents64(3, [pid 8576] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8574] <... mount resumed>) = 0 [pid 8571] <... mkdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8576] <... mmap resumed>) = 0x7f1398600000 [pid 8574] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8571] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] close(3 [pid 8574] <... openat resumed>) = 3 [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./71") = 0 [pid 5225] mkdir("./72", 0777) = 0 [pid 8574] chdir("./file0") = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8574] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5225] <... openat resumed>) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 8574] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8574] mkdir("./bus", 0777) = 0 [pid 8574] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8574] chdir("./bus") = 0 [pid 8574] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8574] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 242.232724][ T8571] loop4: detected capacity change from 0 to 32768 [ 242.253524][ T8574] XFS (loop0): Ending clean mount [ 242.310953][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 242.333930][ T9] XFS (loop0): Unmount and run xfs_repair [ 242.339737][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 242.363685][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 242.372625][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 242.393703][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 242.402636][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 8574] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... close resumed>) = 0 [ 242.433851][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 242.442775][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 242.466078][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 242.475280][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8589 attached [pid 8589] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 74 [pid 8589] <... set_robust_list resumed>) = 0 [ 242.485231][ T8574] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8589] chdir("./72") = 0 [pid 8589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8589] setpgid(0, 0) = 0 [pid 8589] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 8589] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 8589] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 8589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8589] write(3, "1000", 4) = 4 [pid 8589] close(3) = 0 [pid 8589] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8589] write(1, "executing program\n", 18) = 18 [pid 8589] memfd_create("syzkaller", 0) = 3 [pid 8589] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 242.555381][ T8571] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8575] <... write resumed>) = 16777216 [pid 8575] munmap(0x7f1398600000, 138412032 [pid 8574] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 242.602513][ T8574] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 242.617600][ T8574] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8574] mkdir(NULL, 000 [pid 8576] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8575] <... munmap resumed>) = 0 [pid 8574] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8575] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8574] close(3 [pid 8575] <... openat resumed>) = 4 [pid 8574] <... close resumed>) = 0 [pid 8575] ioctl(4, LOOP_SET_FD, 3 [pid 8574] close(4) = -1 EBADF (Bad file descriptor) [pid 8574] close(5 [pid 8571] <... mount resumed>) = 0 [pid 8571] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8571] chdir("./file0" [pid 8575] <... ioctl resumed>) = 0 [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] <... chdir resumed>) = 0 [pid 8575] close(3 [pid 8574] close(6 [pid 8571] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8575] <... close resumed>) = 0 [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8575] close(4 [pid 8574] close(7 [pid 8575] <... close resumed>) = 0 [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8575] mkdir("./file0", 0777 [pid 8574] close(8 [pid 8575] <... mkdir resumed>) = 0 [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8575] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8574] close(9) = -1 EBADF (Bad file descriptor) [pid 8574] close(10 [pid 8571] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] mkdir("./bus", 0777 [pid 8574] close(11 [pid 8571] <... mkdir resumed>) = 0 [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8574] close(12 [pid 8571] chdir("./bus" [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] <... chdir resumed>) = 0 [pid 8574] close(13 [ 242.645770][ T8571] XFS (loop4): Ending clean mount [ 242.655593][ T8575] loop1: detected capacity change from 0 to 32768 [pid 8571] openat(AT_FDCWD, NULL, O_RDONLY [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8574] close(14 [pid 8571] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8574] close(15 [pid 8571] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8574] close(16) = -1 EBADF (Bad file descriptor) [pid 8574] close(17) = -1 EBADF (Bad file descriptor) [pid 8574] close(18) = -1 EBADF (Bad file descriptor) [pid 8574] close(19) = -1 EBADF (Bad file descriptor) [pid 8574] close(20) = -1 EBADF (Bad file descriptor) [pid 8574] close(21) = -1 EBADF (Bad file descriptor) [pid 8574] close(22) = -1 EBADF (Bad file descriptor) [pid 8574] close(23) = -1 EBADF (Bad file descriptor) [pid 8574] close(24) = -1 EBADF (Bad file descriptor) [ 242.707051][ T5281] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8574] close(25) = -1 EBADF (Bad file descriptor) [pid 8574] close(26) = -1 EBADF (Bad file descriptor) [pid 8574] close(27) = -1 EBADF (Bad file descriptor) [pid 8574] close(28) = -1 EBADF (Bad file descriptor) [pid 8574] close(29) = -1 EBADF (Bad file descriptor) [pid 8574] exit_group(0) = ? [pid 8574] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [ 242.748499][ T5281] XFS (loop4): Unmount and run xfs_repair [ 242.777467][ T5281] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 242.790383][ T8575] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./76/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./76/cgroup") = 0 [pid 5221] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./76/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./76/cgroup.cpu") = 0 [pid 5221] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8589] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] newfstatat(AT_FDCWD, "./76/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./76/cgroup.net") = 0 [pid 5221] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./76/binderfs") = 0 [ 242.836342][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 242.854000][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 242.864048][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 242.866111][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 242.888123][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 242.900411][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5221] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 242.932745][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 242.953381][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8576] <... write resumed>) = 16777216 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./76/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./76/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./76") = 0 [pid 5221] mkdir("./77", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [ 242.986209][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 242.995465][ T8571] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8576] munmap(0x7f1398600000, 138412032) = 0 [pid 8576] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8575] <... mount resumed>) = 0 [pid 8571] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8576] <... openat resumed>) = 4 [pid 8575] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 243.029725][ T8575] XFS (loop1): Ending clean mount [ 243.036874][ T8571] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 243.052110][ T8571] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 8571] mkdir(NULL, 000 [pid 8576] ioctl(4, LOOP_SET_FD, 3 [pid 8575] <... openat resumed>) = 3 [pid 8571] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8576] <... ioctl resumed>) = 0 [pid 8575] chdir("./file0" [pid 8571] close(3 [pid 8576] close(3 [pid 8575] <... chdir resumed>) = 0 [pid 8571] <... close resumed>) = 0 [pid 8576] <... close resumed>) = 0 [pid 8575] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8571] close(4 [pid 8576] close(4 [pid 8571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] <... close resumed>) = 0 [pid 8575] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8571] close(5 [pid 8576] mkdir("./file0", 0777 [pid 8575] mkdir("./bus", 0777 [pid 8571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] <... mkdir resumed>) = 0 [pid 8575] <... mkdir resumed>) = 0 [pid 8571] close(6 [pid 8576] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8575] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8575] chdir("./bus" [pid 8571] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 243.078594][ T8576] loop2: detected capacity change from 0 to 32768 [pid 8575] <... chdir resumed>) = 0 [pid 8571] close(7 [pid 8575] openat(AT_FDCWD, NULL, O_RDONLY [pid 8571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8575] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8571] close(8 [pid 8575] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8575] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] close(9) = -1 EBADF (Bad file descriptor) [pid 8571] close(10 [pid 8575] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8571] close(11) = -1 EBADF (Bad file descriptor) [pid 8571] close(12) = -1 EBADF (Bad file descriptor) [pid 8571] close(13) = -1 EBADF (Bad file descriptor) [pid 8571] close(14) = -1 EBADF (Bad file descriptor) [pid 8571] close(15) = -1 EBADF (Bad file descriptor) [pid 8571] close(16) = -1 EBADF (Bad file descriptor) [pid 8571] close(17) = -1 EBADF (Bad file descriptor) [pid 8571] close(18) = -1 EBADF (Bad file descriptor) [pid 8571] close(19) = -1 EBADF (Bad file descriptor) [pid 8571] close(20) = -1 EBADF (Bad file descriptor) [pid 8571] close(21) = -1 EBADF (Bad file descriptor) [pid 8571] close(22) = -1 EBADF (Bad file descriptor) [pid 8571] close(23) = -1 EBADF (Bad file descriptor) [pid 8571] close(24) = -1 EBADF (Bad file descriptor) [pid 8571] close(25) = -1 EBADF (Bad file descriptor) [pid 8571] close(26) = -1 EBADF (Bad file descriptor) [pid 8571] close(27) = -1 EBADF (Bad file descriptor) [pid 8571] close(28) = -1 EBADF (Bad file descriptor) [ 243.131133][ T5280] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 243.162381][ T5280] XFS (loop1): Unmount and run xfs_repair [ 243.168287][ T5280] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 8571] close(29) = -1 EBADF (Bad file descriptor) [pid 8571] exit_group(0) = ? [pid 8571] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=31 /* 0.31 s */} --- [pid 5226] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./74/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./74/cgroup") = 0 [pid 5226] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./74/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./74/cgroup.cpu") = 0 [pid 5226] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./74/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./74/cgroup.net") = 0 [pid 5226] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./74/binderfs") = 0 [ 243.176135][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 243.185123][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 243.187114][ T8576] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 243.194450][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 243.212260][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 243.221507][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5226] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8589] <... write resumed>) = 16777216 [ 243.233809][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 243.242834][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 243.251882][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 243.261000][ T8575] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8589] munmap(0x7f1398600000, 138412032 [pid 5221] <... close resumed>) = 0 [pid 8576] <... mount resumed>) = 0 [pid 8576] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8576] chdir("./file0" [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8576] <... chdir resumed>) = 0 [pid 8576] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8576] mkdir("./bus", 0777 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 79 [ 243.293207][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 243.306826][ T8575] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 243.325916][ T8576] XFS (loop2): Ending clean mount [pid 8576] <... mkdir resumed>) = 0 [pid 8576] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8576] chdir("./bus") = 0 [pid 8576] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8576] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8576] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"./strace-static-x86_64: Process 8610 attached [pid 8589] <... munmap resumed>) = 0 [pid 8575] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8589] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8575] mkdir(NULL, 000 [pid 8589] <... openat resumed>) = 4 [pid 8575] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8589] ioctl(4, LOOP_SET_FD, 3 [pid 8575] close(3) = 0 [pid 8610] set_robust_list(0x55557c72f760, 24 [pid 8575] close(4 [pid 8610] <... set_robust_list resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] chdir("./77" [pid 8575] close(5 [pid 8610] <... chdir resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8575] close(6 [pid 8610] <... prctl resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] setpgid(0, 0 [pid 8575] close(7 [pid 8610] <... setpgid resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 8575] close(8) = -1 EBADF (Bad file descriptor) [pid 8575] close(9 [pid 8610] <... symlink resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8575] close(10 [pid 8610] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] <... symlink resumed>) = 0 [pid 8575] close(11) = -1 EBADF (Bad file descriptor) [pid 8575] close(12) = -1 EBADF (Bad file descriptor) [pid 8575] close(13) = -1 EBADF (Bad file descriptor) [pid 8575] close(14) = -1 EBADF (Bad file descriptor) [pid 8575] close(15) = -1 EBADF (Bad file descriptor) [pid 8575] close(16) = -1 EBADF (Bad file descriptor) [pid 8610] symlink("/syzcgroup/net/syz0", "./cgroup.net" [ 243.338475][ T8575] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 243.343535][ T25] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 243.360240][ T25] XFS (loop2): Unmount and run xfs_repair [ 243.366565][ T25] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 243.368427][ T8589] loop3: detected capacity change from 0 to 32768 [ 243.374164][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8575] close(17 [pid 8610] <... symlink resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8575] close(18 [pid 8610] <... openat resumed>) = 3 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] write(3, "1000", 4 [pid 8575] close(19 [pid 8610] <... write resumed>) = 4 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] close(3 [pid 8575] close(20 [pid 8610] <... close resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] symlink("/dev/binderfs", "./binderfs" [pid 8575] close(21 [pid 8610] <... symlink resumed>) = 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] write(1, "executing program\n", 18 [pid 8575] close(22executing program ) = -1 EBADF (Bad file descriptor) [pid 8610] <... write resumed>) = 18 [pid 8575] close(23 [pid 8610] memfd_create("syzkaller", 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] <... memfd_create resumed>) = 3 [pid 8575] close(24 [pid 8610] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8610] <... mmap resumed>) = 0x7f1398600000 [pid 8575] close(25) = -1 EBADF (Bad file descriptor) [pid 8575] close(26) = -1 EBADF (Bad file descriptor) [pid 8575] close(27) = -1 EBADF (Bad file descriptor) [pid 8575] close(28) = -1 EBADF (Bad file descriptor) [pid 8575] close(29) = -1 EBADF (Bad file descriptor) [pid 8575] exit_group(0) = ? [pid 8575] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=31 /* 0.31 s */} --- [pid 5223] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./75/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./75/cgroup") = 0 [pid 5223] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./75/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 243.390185][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 243.400256][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 243.410089][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 243.419784][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 243.428901][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] unlink("./75/cgroup.cpu" [pid 8589] <... ioctl resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./75/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./75/cgroup.net") = 0 [pid 5223] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./75/binderfs" [pid 8589] close(3 [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8589] <... close resumed>) = 0 [pid 8589] close(4) = 0 [pid 8589] mkdir("./file0", 0777) = 0 [ 243.437906][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 243.448047][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 243.457615][ T8576] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 243.478354][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8589] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... umount2 resumed>) = 0 [pid 8576] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8576] mkdir(NULL, 000 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8576] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] newfstatat(AT_FDCWD, "./74/file0", [pid 8576] close(3) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8576] close(4 [pid 5226] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8576] close(5 [pid 5226] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] close(6 [pid 5226] <... openat resumed>) = 4 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(4, "", [pid 8576] close(7 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] getdents64(4, [pid 8576] close(8 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] getdents64(4, [pid 8576] close(9 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] close(4 [pid 8576] close(10 [pid 5226] <... close resumed>) = 0 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./74/file0" [pid 8576] close(11) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 8576] close(12 [pid 5226] getdents64(3, [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8576] close(13 [pid 5226] close(3 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] close(14 [pid 5226] <... close resumed>) = 0 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./74" [pid 8576] close(15) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 8576] close(16 [pid 5226] mkdir("./75", 0777 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] close(17) = -1 EBADF (Bad file descriptor) [pid 5226] <... mkdir resumed>) = 0 [pid 8576] close(18 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] close(19 [pid 5226] <... openat resumed>) = 3 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] ioctl(3, LOOP_CLR_FD [pid 8576] close(20) = -1 EBADF (Bad file descriptor) [pid 5226] <... ioctl resumed>) = 0 [ 243.490241][ T8576] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 243.508358][ T8576] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 8576] close(21 [pid 5226] close(3 [pid 8576] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8576] close(22) = -1 EBADF (Bad file descriptor) [pid 8576] close(23) = -1 EBADF (Bad file descriptor) [pid 8576] close(24) = -1 EBADF (Bad file descriptor) [pid 8576] close(25) = -1 EBADF (Bad file descriptor) [pid 8576] close(26) = -1 EBADF (Bad file descriptor) [pid 8576] close(27) = -1 EBADF (Bad file descriptor) [pid 8576] close(28) = -1 EBADF (Bad file descriptor) [pid 8576] close(29) = -1 EBADF (Bad file descriptor) [pid 8576] exit_group(0) = ? [pid 8576] +++ exited with 0 +++ [pid 5223] <... umount2 resumed>) = 0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=34 /* 0.34 s */} --- [pid 5223] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./75/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] <... openat resumed>) = 3 [pid 5224] newfstatat(3, "", [pid 5223] newfstatat(4, "", [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 243.582690][ T8589] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] getdents64(3, [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./72/cgroup", [pid 5223] rmdir("./75/file0" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] unlink("./72/cgroup" [pid 5223] getdents64(3, [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./72/cgroup.cpu", [pid 5223] rmdir("./75" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] unlink("./72/cgroup.cpu" [pid 5223] mkdir("./76", 0777 [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5224] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 3 [pid 5224] newfstatat(AT_FDCWD, "./72/cgroup.net", [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... ioctl resumed>) = 0 [pid 5224] unlink("./72/cgroup.net" [pid 5223] close(3 [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./72/binderfs") = 0 [pid 5224] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8610] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8619 attached [pid 8619] set_robust_list(0x55557c72f760, 24 [pid 8589] <... mount resumed>) = 0 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 77 [pid 5223] <... close resumed>) = 0 [pid 8589] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8619] <... set_robust_list resumed>) = 0 [pid 8589] <... openat resumed>) = 3 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8619] chdir("./75" [pid 8589] chdir("./file0") = 0 [pid 8589] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8619] <... chdir resumed>) = 0 [ 243.805945][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 243.815678][ T8589] XFS (loop3): Ending clean mount [pid 8619] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8589] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8619] <... prctl resumed>) = 0 [pid 8589] mkdir("./bus", 0777 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 78 [pid 8619] setpgid(0, 0./strace-static-x86_64: Process 8620 attached [pid 8620] set_robust_list(0x55557c72f760, 24) = 0 [pid 8620] chdir("./76") = 0 [pid 8620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8589] <... mkdir resumed>) = 0 [pid 8619] <... setpgid resumed>) = 0 [pid 8589] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8620] <... prctl resumed>) = 0 [pid 8620] setpgid(0, 0) = 0 [pid 8619] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 8589] chdir("./bus" [pid 8620] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8619] <... symlink resumed>) = 0 [pid 8589] <... chdir resumed>) = 0 [pid 8589] openat(AT_FDCWD, NULL, O_RDONLY [pid 8619] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8589] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8589] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8620] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 8619] <... symlink resumed>) = 0 [pid 8589] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8620] <... symlink resumed>) = 0 [pid 8620] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8620] write(3, "1000", 4) = 4 [pid 8620] close(3) = 0 [pid 8620] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8620] write(1, "executing program\n", 18) = 18 [pid 8620] memfd_create("syzkaller", 0) = 3 [pid 8620] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8619] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 8610] <... write resumed>) = 16777216 [pid 8619] <... symlink resumed>) = 0 [pid 8610] munmap(0x7f1398600000, 138412032) = 0 [pid 8610] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 8610] ioctl(4, LOOP_SET_FD, 3) = 0 [ 244.000156][ T8610] loop0: detected capacity change from 0 to 32768 [ 244.007023][ T25] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 244.018368][ T25] XFS (loop3): Unmount and run xfs_repair [ 244.024165][ T25] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 244.031582][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 244.040685][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8620] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8610] close(3 [pid 8619] <... openat resumed>) = 3 [pid 8610] <... close resumed>) = 0 [pid 8619] write(3, "1000", 4 [pid 8610] close(4 [pid 8619] <... write resumed>) = 4 [pid 8610] <... close resumed>) = 0 [pid 8619] close(3 [pid 8610] mkdir("./file0", 0777 [pid 8619] <... close resumed>) = 0 [ 244.049962][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 244.059666][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 244.068734][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 244.078041][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 244.087642][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8610] <... mkdir resumed>) = 0 [pid 8619] symlink("/dev/binderfs", "./binderfs" [pid 8610] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8619] <... symlink resumed>) = 0 executing program [pid 5224] <... umount2 resumed>) = 0 [pid 8619] write(1, "executing program\n", 18) = 18 [pid 8619] memfd_create("syzkaller", 0) = 3 [pid 8619] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8619] <... mmap resumed>) = 0x7f1398600000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./72/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 244.096710][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 244.106857][ T8589] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./72/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./72") = 0 [pid 5224] mkdir("./73", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 244.136702][ T8589] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 244.177044][ T8589] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 5224] close(3 [pid 8589] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8589] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8589] close(3) = 0 [pid 8589] close(4) = -1 EBADF (Bad file descriptor) [pid 8589] close(5) = -1 EBADF (Bad file descriptor) [pid 8589] close(6) = -1 EBADF (Bad file descriptor) [pid 8589] close(7) = -1 EBADF (Bad file descriptor) [pid 8589] close(8) = -1 EBADF (Bad file descriptor) [pid 8589] close(9) = -1 EBADF (Bad file descriptor) [pid 8589] close(10) = -1 EBADF (Bad file descriptor) [pid 8589] close(11) = -1 EBADF (Bad file descriptor) [pid 8589] close(12) = -1 EBADF (Bad file descriptor) [pid 8589] close(13) = -1 EBADF (Bad file descriptor) [pid 8589] close(14) = -1 EBADF (Bad file descriptor) [pid 8589] close(15) = -1 EBADF (Bad file descriptor) [pid 8589] close(16) = -1 EBADF (Bad file descriptor) [pid 8589] close(17) = -1 EBADF (Bad file descriptor) [pid 8589] close(18) = -1 EBADF (Bad file descriptor) [pid 8589] close(19) = -1 EBADF (Bad file descriptor) [pid 8589] close(20) = -1 EBADF (Bad file descriptor) [pid 8589] close(21) = -1 EBADF (Bad file descriptor) [pid 8589] close(22) = -1 EBADF (Bad file descriptor) [pid 8589] close(23) = -1 EBADF (Bad file descriptor) [pid 8589] close(24) = -1 EBADF (Bad file descriptor) [pid 8589] close(25) = -1 EBADF (Bad file descriptor) [pid 8589] close(26) = -1 EBADF (Bad file descriptor) [pid 8589] close(27) = -1 EBADF (Bad file descriptor) [pid 8589] close(28) = -1 EBADF (Bad file descriptor) [pid 8589] close(29) = -1 EBADF (Bad file descriptor) [pid 8589] exit_group(0) = ? [pid 8589] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=34 /* 0.34 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 244.226312][ T8610] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./72/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./72/cgroup") = 0 [pid 5225] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./72/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./72/cgroup.cpu") = 0 [pid 5225] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./72/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./72/cgroup.net") = 0 [pid 5225] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8619] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] unlink("./72/binderfs") = 0 [ 244.364734][ T8610] XFS (loop0): Ending clean mount [pid 5225] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8620] <... write resumed>) = 16777216 [pid 8610] <... mount resumed>) = 0 [pid 8620] munmap(0x7f1398600000, 138412032 [pid 8610] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8610] chdir("./file0") = 0 [pid 8610] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8610] mkdir("./bus", 0777) = 0 [pid 8610] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8610] chdir("./bus") = 0 [pid 8610] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8610] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 244.447057][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 244.463638][ T25] XFS (loop0): Unmount and run xfs_repair [ 244.474399][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 244.481947][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8610] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8620] <... munmap resumed>) = 0 [pid 8619] <... write resumed>) = 16777216 [pid 8620] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 8620] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8620] close(3) = 0 [pid 8620] close(4) = 0 [pid 8620] mkdir("./file0", 0777) = 0 [pid 8620] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] <... close resumed>) = 0 [pid 8619] munmap(0x7f1398600000, 138412032 [ 244.491969][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 244.506673][ T8620] loop1: detected capacity change from 0 to 32768 [ 244.516286][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 75 ./strace-static-x86_64: Process 8632 attached [pid 8632] set_robust_list(0x55557c72f760, 24 [pid 8619] <... munmap resumed>) = 0 [ 244.574372][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 244.583518][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 244.594493][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 244.605385][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8619] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8632] <... set_robust_list resumed>) = 0 [pid 8619] <... openat resumed>) = 4 [pid 8632] chdir("./73" [pid 8619] ioctl(4, LOOP_SET_FD, 3 [pid 5225] <... umount2 resumed>) = 0 [pid 8632] <... chdir resumed>) = 0 [pid 8619] <... ioctl resumed>) = 0 [pid 5225] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8619] close(3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8632] <... prctl resumed>) = 0 [pid 8619] <... close resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./72/file0", [pid 8619] close(4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8632] setpgid(0, 0 [pid 8619] <... close resumed>) = 0 [pid 8619] mkdir("./file0", 0777 [pid 8632] <... setpgid resumed>) = 0 [pid 8632] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 8619] <... mkdir resumed>) = 0 [pid 5225] umount2("./72/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8632] <... symlink resumed>) = 0 [pid 8619] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 244.621232][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 244.631150][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 244.640621][ T8619] loop4: detected capacity change from 0 to 32768 [ 244.648891][ T8610] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8632] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5225] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8632] <... symlink resumed>) = 0 [pid 5225] <... openat resumed>) = 4 [pid 8632] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5225] newfstatat(4, "", [pid 8632] <... symlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] getdents64(4, [pid 8632] <... openat resumed>) = 3 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8632] write(3, "1000", 4 [pid 5225] getdents64(4, [pid 8632] <... write resumed>) = 4 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8632] close(3 [pid 5225] close(4 [pid 8632] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 8632] symlink("/dev/binderfs", "./binderfs" [pid 8610] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] rmdir("./72/file0" [pid 8610] mkdir(NULL, 000 [pid 5225] <... rmdir resumed>) = 0 [pid 8632] <... symlink resumed>) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./72") = 0 [pid 5225] mkdir("./73", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 8632] write(1, "executing program\n", 18executing program [pid 8610] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8632] <... write resumed>) = 18 [pid 8610] close(3 [pid 8632] memfd_create("syzkaller", 0 [pid 8610] <... close resumed>) = 0 [pid 8632] <... memfd_create resumed>) = 3 [pid 8610] close(4 [pid 8632] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8632] <... mmap resumed>) = 0x7f1398600000 [pid 8610] close(5) = -1 EBADF (Bad file descriptor) [pid 8610] close(6) = -1 EBADF (Bad file descriptor) [pid 8610] close(7) = -1 EBADF (Bad file descriptor) [pid 8610] close(8) = -1 EBADF (Bad file descriptor) [pid 8610] close(9) = -1 EBADF (Bad file descriptor) [pid 8610] close(10) = -1 EBADF (Bad file descriptor) [ 244.666586][ T8620] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 244.681503][ T8610] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 244.698012][ T8610] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8610] close(11) = -1 EBADF (Bad file descriptor) [pid 8610] close(12) = -1 EBADF (Bad file descriptor) [pid 8610] close(13) = -1 EBADF (Bad file descriptor) [pid 8610] close(14) = -1 EBADF (Bad file descriptor) [pid 8610] close(15) = -1 EBADF (Bad file descriptor) [pid 8610] close(16) = -1 EBADF (Bad file descriptor) [pid 8610] close(17) = -1 EBADF (Bad file descriptor) [pid 8610] close(18) = -1 EBADF (Bad file descriptor) [pid 8610] close(19) = -1 EBADF (Bad file descriptor) [pid 8610] close(20) = -1 EBADF (Bad file descriptor) [pid 8610] close(21) = -1 EBADF (Bad file descriptor) [pid 8610] close(22) = -1 EBADF (Bad file descriptor) [pid 8610] close(23) = -1 EBADF (Bad file descriptor) [pid 8610] close(24) = -1 EBADF (Bad file descriptor) [pid 8610] close(25) = -1 EBADF (Bad file descriptor) [pid 8610] close(26) = -1 EBADF (Bad file descriptor) [pid 8610] close(27) = -1 EBADF (Bad file descriptor) [pid 8610] close(28) = -1 EBADF (Bad file descriptor) [pid 8610] close(29) = -1 EBADF (Bad file descriptor) [pid 8610] exit_group(0) = ? [pid 8610] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=33 /* 0.33 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, [pid 8620] <... mount resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8620] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5221] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8620] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8620] chdir("./file0" [pid 5221] newfstatat(AT_FDCWD, "./77/cgroup", [pid 8620] <... chdir resumed>) = 0 [pid 8620] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./77/cgroup" [pid 8620] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8620] mkdir("./bus", 0777 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8620] <... mkdir resumed>) = 0 [ 244.752616][ T8619] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 244.790375][ T8620] XFS (loop1): Ending clean mount [pid 5221] newfstatat(AT_FDCWD, "./77/cgroup.cpu", [pid 8620] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8620] chdir("./bus" [pid 8619] <... mount resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5221] unlink("./77/cgroup.cpu" [pid 8620] <... chdir resumed>) = 0 [pid 8619] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8620] openat(AT_FDCWD, NULL, O_RDONLY [pid 8619] <... openat resumed>) = 3 [pid 5221] <... unlink resumed>) = 0 [pid 8619] chdir("./file0") = 0 [pid 8619] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8619] mkdir("./bus", 0777 [pid 8620] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8619] <... mkdir resumed>) = 0 [pid 8620] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8619] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8620] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8619] chdir("./bus") = 0 [pid 8619] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8619] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 244.908092][ T8619] XFS (loop4): Ending clean mount [pid 8619] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8620] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8632] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./77/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./77/cgroup.net") = 0 [pid 5221] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./77/binderfs") = 0 [pid 5221] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 75 [ 244.933050][ T5281] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 244.951409][ T5281] XFS (loop4): Unmount and run xfs_repair [ 244.958632][ T5281] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 244.966747][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 244.977587][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 244.986704][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 244.997273][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 245.008804][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 245.018333][ T25] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 245.031492][ T25] XFS (loop1): Unmount and run xfs_repair [ 245.041244][ T25] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 245.051984][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 245.062694][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 245.071915][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./77/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 245.088976][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 245.099711][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 245.109415][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 245.122867][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ ./strace-static-x86_64: Process 8646 attached [pid 8632] <... write resumed>) = 16777216 [pid 5221] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8646] set_robust_list(0x55557c72f760, 24 [pid 8632] munmap(0x7f1398600000, 138412032 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8646] <... set_robust_list resumed>) = 0 [pid 8632] <... munmap resumed>) = 0 [ 245.134840][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 245.144776][ T8619] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 245.167582][ T8619] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5221] newfstatat(4, "", [pid 8646] chdir("./73" [pid 8632] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 245.184618][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 245.188923][ T8619] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 245.197211][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 245.210903][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 245.211045][ T8632] loop2: detected capacity change from 0 to 32768 [ 245.219815][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ executing program [pid 8646] <... chdir resumed>) = 0 [pid 8632] <... openat resumed>) = 4 [pid 8619] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] getdents64(4, [pid 8646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8632] ioctl(4, LOOP_SET_FD, 3 [pid 8619] mkdir(NULL, 000 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8646] <... prctl resumed>) = 0 [pid 5221] getdents64(4, [pid 8646] setpgid(0, 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8646] <... setpgid resumed>) = 0 [pid 5221] close(4 [pid 8646] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5221] <... close resumed>) = 0 [pid 8646] <... symlink resumed>) = 0 [pid 5221] rmdir("./77/file0" [pid 8646] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5221] <... rmdir resumed>) = 0 [pid 8646] <... symlink resumed>) = 0 [pid 5221] getdents64(3, [pid 8646] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8646] <... symlink resumed>) = 0 [pid 5221] close(3 [pid 8646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... close resumed>) = 0 [pid 8646] <... openat resumed>) = 3 [pid 8619] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] rmdir("./77" [pid 8646] write(3, "1000", 4 [pid 8619] close(3 [pid 5221] <... rmdir resumed>) = 0 [pid 8646] <... write resumed>) = 4 [pid 8619] <... close resumed>) = 0 [pid 5221] mkdir("./78", 0777 [pid 8646] close(3 [pid 8619] close(4 [pid 5221] <... mkdir resumed>) = 0 [pid 8646] <... close resumed>) = 0 [pid 8619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8646] symlink("/dev/binderfs", "./binderfs" [pid 8619] close(5 [pid 5221] <... openat resumed>) = 3 [pid 8646] <... symlink resumed>) = 0 [pid 8619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] ioctl(3, LOOP_CLR_FD [pid 8646] write(1, "executing program\n", 18 [pid 8619] close(6 [pid 5221] <... ioctl resumed>) = 0 [pid 8646] <... write resumed>) = 18 [pid 8619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 8646] memfd_create("syzkaller", 0 [pid 8632] <... ioctl resumed>) = 0 [pid 8619] close(7 [pid 8646] <... memfd_create resumed>) = 3 [pid 8619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8646] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8619] close(8 [pid 8646] <... mmap resumed>) = 0x7f1398600000 [pid 8619] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8632] close(3 [pid 8619] close(9) = -1 EBADF (Bad file descriptor) [pid 8619] close(10) = -1 EBADF (Bad file descriptor) [pid 8619] close(11) = -1 EBADF (Bad file descriptor) [pid 8619] close(12) = -1 EBADF (Bad file descriptor) [pid 8619] close(13) = -1 EBADF (Bad file descriptor) [pid 8619] close(14) = -1 EBADF (Bad file descriptor) [pid 8619] close(15) = -1 EBADF (Bad file descriptor) [pid 8619] close(16) = -1 EBADF (Bad file descriptor) [pid 8619] close(17) = -1 EBADF (Bad file descriptor) [pid 8619] close(18) = -1 EBADF (Bad file descriptor) [pid 8619] close(19) = -1 EBADF (Bad file descriptor) [pid 8619] close(20) = -1 EBADF (Bad file descriptor) [pid 8619] close(21) = -1 EBADF (Bad file descriptor) [pid 8619] close(22) = -1 EBADF (Bad file descriptor) [pid 8619] close(23) = -1 EBADF (Bad file descriptor) [pid 8619] close(24) = -1 EBADF (Bad file descriptor) [pid 8619] close(25) = -1 EBADF (Bad file descriptor) [pid 8619] close(26) = -1 EBADF (Bad file descriptor) [pid 8619] close(27) = -1 EBADF (Bad file descriptor) [pid 8619] close(28) = -1 EBADF (Bad file descriptor) [pid 8619] close(29) = -1 EBADF (Bad file descriptor) [pid 8632] <... close resumed>) = 0 [pid 8619] exit_group(0) = ? [ 245.219974][ T8620] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8632] close(4) = 0 [pid 8620] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8632] mkdir("./file0", 0777 [pid 8620] mkdir(NULL, 000 [pid 8632] <... mkdir resumed>) = 0 [pid 8620] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8632] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8620] close(3) = 0 [pid 8620] close(4) = -1 EBADF (Bad file descriptor) [pid 8620] close(5) = -1 EBADF (Bad file descriptor) [pid 8620] close(6) = -1 EBADF (Bad file descriptor) [pid 8620] close(7) = -1 EBADF (Bad file descriptor) [pid 8620] close(8) = -1 EBADF (Bad file descriptor) [pid 8620] close(9) = -1 EBADF (Bad file descriptor) [pid 8620] close(10) = -1 EBADF (Bad file descriptor) [pid 8620] close(11) = -1 EBADF (Bad file descriptor) [pid 8620] close(12) = -1 EBADF (Bad file descriptor) [pid 8620] close(13) = -1 EBADF (Bad file descriptor) [pid 8620] close(14) = -1 EBADF (Bad file descriptor) [pid 8620] close(15) = -1 EBADF (Bad file descriptor) [pid 8620] close(16) = -1 EBADF (Bad file descriptor) [pid 8620] close(17) = -1 EBADF (Bad file descriptor) [pid 8620] close(18) = -1 EBADF (Bad file descriptor) [pid 8620] close(19) = -1 EBADF (Bad file descriptor) [pid 8620] close(20 [pid 8619] +++ exited with 0 +++ [pid 8620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8620] close(21) = -1 EBADF (Bad file descriptor) [pid 8620] close(22) = -1 EBADF (Bad file descriptor) [pid 8620] close(23) = -1 EBADF (Bad file descriptor) [pid 8620] close(24) = -1 EBADF (Bad file descriptor) [pid 8620] close(25) = -1 EBADF (Bad file descriptor) [pid 8620] close(26) = -1 EBADF (Bad file descriptor) [ 245.288095][ T8620] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 245.303048][ T8620] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 8620] close(27) = -1 EBADF (Bad file descriptor) [pid 8620] close(28 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=32 /* 0.32 s */} --- [pid 8620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8620] close(29 [pid 5226] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8620] exit_group(0) = ? [pid 8620] +++ exited with 0 +++ [pid 5226] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [pid 5226] <... openat resumed>) = 3 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5226] newfstatat(3, "", [pid 5223] <... restart_syscall resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] newfstatat(AT_FDCWD, "./75/cgroup", [pid 5223] <... openat resumed>) = 3 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(3, "", [pid 5226] unlink("./75/cgroup" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./76/cgroup", [pid 5226] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] unlink("./76/cgroup" [pid 5226] newfstatat(AT_FDCWD, "./75/cgroup.cpu", [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./76/cgroup.cpu", [pid 5226] unlink("./75/cgroup.cpu" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5223] unlink("./76/cgroup.cpu" [pid 5226] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./76/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./76/cgroup.net") = 0 [pid 5223] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./76/binderfs", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] newfstatat(AT_FDCWD, "./75/cgroup.net", [pid 5223] unlink("./76/binderfs" [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] unlink("./75/cgroup.net" [pid 5223] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./75/binderfs") = 0 [ 245.389023][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 245.398934][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8646] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 80 ./strace-static-x86_64: Process 8652 attached [pid 8652] set_robust_list(0x55557c72f760, 24) = 0 [pid 8652] chdir("./78") = 0 [pid 8652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8652] setpgid(0, 0) = 0 [pid 8652] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 8652] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8652] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8652] write(3, "1000", 4) = 4 [pid 8652] close(3) = 0 [pid 8652] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8652] write(1, "executing program\n", 18) = 18 [pid 8652] memfd_create("syzkaller", 0) = 3 [ 245.510070][ T8632] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8652] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... umount2 resumed>) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 5223] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8646] <... write resumed>) = 16777216 [pid 5226] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./76/file0", [pid 8646] munmap(0x7f1398600000, 138412032 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8646] <... munmap resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./75/file0", [pid 5223] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8646] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8646] <... openat resumed>) = 4 [pid 5226] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8646] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 4 [pid 5226] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] newfstatat(4, "", [pid 8646] <... ioctl resumed>) = 0 [pid 5226] <... openat resumed>) = 4 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8646] close(3 [pid 5226] newfstatat(4, "", [pid 5223] getdents64(4, [pid 8646] <... close resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8646] close(4 [pid 5226] getdents64(4, [pid 5223] getdents64(4, [pid 8646] <... close resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8646] mkdir("./file0", 0777 [pid 8632] <... mount resumed>) = 0 [pid 5226] getdents64(4, [pid 5223] close(4 [pid 8646] <... mkdir resumed>) = 0 [pid 8632] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... close resumed>) = 0 [pid 8646] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8632] <... openat resumed>) = 3 [pid 5226] close(4 [pid 5223] rmdir("./76/file0" [pid 8632] chdir("./file0" [pid 5226] <... close resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 8632] <... chdir resumed>) = 0 [pid 5226] rmdir("./75/file0" [pid 5223] getdents64(3, [pid 8632] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8632] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] getdents64(3, [pid 5223] close(3 [pid 8632] mkdir("./bus", 0777 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... close resumed>) = 0 [pid 5226] close(3 [pid 5223] rmdir("./76" [pid 5226] <... close resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] rmdir("./75" [pid 5223] mkdir("./77", 0777 [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5226] mkdir("./76", 0777 [ 245.679307][ T8646] loop3: detected capacity change from 0 to 32768 [ 245.695138][ T8632] XFS (loop2): Ending clean mount [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] <... mkdir resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 8632] <... mkdir resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] ioctl(3, LOOP_CLR_FD [pid 8632] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] <... openat resumed>) = 3 [pid 5223] <... ioctl resumed>) = 0 [pid 8632] chdir("./bus" [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5223] close(3 [pid 8632] <... chdir resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 8632] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] close(3 [pid 8632] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8632] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8632] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8661 attached , child_tidptr=0x55557c72f750) = 79 [pid 8661] set_robust_list(0x55557c72f760, 24) = 0 [ 245.807039][ T5280] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 245.833172][ T8646] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 245.860352][ T5280] XFS (loop2): Unmount and run xfs_repair [ 245.866235][ T5280] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 245.875599][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 245.896307][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 245.905316][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 245.914317][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 245.923210][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 245.932188][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 245.941167][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 245.950369][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 245.959887][ T8632] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 245.974980][ T8632] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. executing program [pid 8661] chdir("./77" [pid 8652] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 8661] <... chdir resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8661] setpgid(0, 0) = 0 [pid 8661] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8661] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8661] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8661] write(3, "1000", 4) = 4 [pid 8661] close(3) = 0 [pid 8661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8661] write(1, "executing program\n", 18 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 78 [pid 8661] <... write resumed>) = 18 [pid 8661] memfd_create("syzkaller", 0) = 3 [pid 8661] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8646] <... mount resumed>) = 0 [pid 8646] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8646] chdir("./file0") = 0 [pid 8646] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) ./strace-static-x86_64: Process 8663 attached [pid 8646] mkdir("./bus", 0777 [pid 8663] set_robust_list(0x55557c72f760, 24) = 0 [pid 8646] <... mkdir resumed>) = 0 [pid 8663] chdir("./76" [pid 8646] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8663] <... chdir resumed>) = 0 [pid 8663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8646] chdir("./bus" [pid 8663] <... prctl resumed>) = 0 [pid 8646] <... chdir resumed>) = 0 [pid 8663] setpgid(0, 0 [pid 8646] openat(AT_FDCWD, NULL, O_RDONLY [pid 8663] <... setpgid resumed>) = 0 [pid 8646] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8663] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 8646] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8663] <... symlink resumed>) = 0 [pid 8646] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8646] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8663] <... symlink resumed>) = 0 [pid 8663] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 8663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8663] write(3, "1000", 4 [pid 8632] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8632] mkdir(NULL, 000 [pid 8663] <... write resumed>) = 4 [pid 8632] <... mkdir resumed>) = -1 EFAULT (Bad address) [ 246.015745][ T8646] XFS (loop3): Ending clean mount [ 246.032953][ T8632] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 246.050669][ T5280] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8663] close(3) = 0 [pid 8632] close(3 [pid 8663] symlink("/dev/binderfs", "./binderfs" [pid 8632] <... close resumed>) = 0 [pid 8632] close(4 [pid 8663] <... symlink resumed>) = 0 [pid 8632] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 8632] close(5 [pid 8663] write(1, "executing program\n", 18) = 18 [pid 8632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8632] close(6 [pid 8663] memfd_create("syzkaller", 0) = 3 [pid 8632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8632] close(7 [pid 8663] <... mmap resumed>) = 0x7f1398600000 [pid 8632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8632] close(8) = -1 EBADF (Bad file descriptor) [pid 8632] close(9) = -1 EBADF (Bad file descriptor) [pid 8632] close(10) = -1 EBADF (Bad file descriptor) [pid 8632] close(11) = -1 EBADF (Bad file descriptor) [pid 8632] close(12) = -1 EBADF (Bad file descriptor) [pid 8632] close(13) = -1 EBADF (Bad file descriptor) [pid 8632] close(14) = -1 EBADF (Bad file descriptor) [pid 8632] close(15) = -1 EBADF (Bad file descriptor) [pid 8632] close(16) = -1 EBADF (Bad file descriptor) [ 246.076742][ T5280] XFS (loop3): Unmount and run xfs_repair [ 246.082631][ T5280] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 246.103667][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8632] close(17) = -1 EBADF (Bad file descriptor) [pid 8632] close(18) = -1 EBADF (Bad file descriptor) [pid 8632] close(19) = -1 EBADF (Bad file descriptor) [pid 8632] close(20) = -1 EBADF (Bad file descriptor) [pid 8632] close(21) = -1 EBADF (Bad file descriptor) [pid 8632] close(22) = -1 EBADF (Bad file descriptor) [pid 8632] close(23) = -1 EBADF (Bad file descriptor) [pid 8632] close(24) = -1 EBADF (Bad file descriptor) [pid 8632] close(25) = -1 EBADF (Bad file descriptor) [pid 8632] close(26) = -1 EBADF (Bad file descriptor) [pid 8632] close(27) = -1 EBADF (Bad file descriptor) [pid 8632] close(28) = -1 EBADF (Bad file descriptor) [pid 8632] close(29) = -1 EBADF (Bad file descriptor) [pid 8632] exit_group(0) = ? [pid 8632] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./73/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./73/cgroup") = 0 [pid 5224] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./73/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./73/cgroup.cpu") = 0 [pid 5224] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./73/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./73/cgroup.net") = 0 [pid 5224] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 246.129234][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 246.163711][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5224] unlink("./73/binderfs") = 0 [ 246.172713][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 246.203770][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 246.204117][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 246.212746][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 246.212780][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 246.212799][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8661] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 246.212867][ T8646] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] newfstatat(AT_FDCWD, "./73/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./73/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./73") = 0 [pid 5224] mkdir("./74", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8646] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... openat resumed>) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 8646] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 246.285376][ T8646] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 246.314487][ T8646] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 8646] close(3) = 0 [pid 8646] close(4) = -1 EBADF (Bad file descriptor) [pid 8646] close(5) = -1 EBADF (Bad file descriptor) [pid 8646] close(6) = -1 EBADF (Bad file descriptor) [pid 8646] close(7) = -1 EBADF (Bad file descriptor) [pid 8646] close(8) = -1 EBADF (Bad file descriptor) [pid 8646] close(9) = -1 EBADF (Bad file descriptor) [pid 8646] close(10) = -1 EBADF (Bad file descriptor) [pid 8646] close(11) = -1 EBADF (Bad file descriptor) [pid 8646] close(12) = -1 EBADF (Bad file descriptor) [pid 8646] close(13) = -1 EBADF (Bad file descriptor) [pid 8646] close(14) = -1 EBADF (Bad file descriptor) [pid 8646] close(15) = -1 EBADF (Bad file descriptor) [pid 8646] close(16) = -1 EBADF (Bad file descriptor) [pid 8646] close(17) = -1 EBADF (Bad file descriptor) [pid 8646] close(18) = -1 EBADF (Bad file descriptor) [pid 8646] close(19) = -1 EBADF (Bad file descriptor) [pid 8646] close(20) = -1 EBADF (Bad file descriptor) [pid 8646] close(21) = -1 EBADF (Bad file descriptor) [pid 8646] close(22) = -1 EBADF (Bad file descriptor) [pid 8646] close(23) = -1 EBADF (Bad file descriptor) [pid 8646] close(24) = -1 EBADF (Bad file descriptor) [pid 8646] close(25) = -1 EBADF (Bad file descriptor) [pid 8646] close(26) = -1 EBADF (Bad file descriptor) [pid 8646] close(27) = -1 EBADF (Bad file descriptor) [pid 8646] close(28) = -1 EBADF (Bad file descriptor) [pid 8646] close(29) = -1 EBADF (Bad file descriptor) [pid 8646] exit_group(0) = ? [pid 8646] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=36 /* 0.36 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./73/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./73/cgroup") = 0 [pid 5225] umount2("./73/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./73/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./73/cgroup.cpu") = 0 [pid 5225] umount2("./73/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./73/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./73/cgroup.net") = 0 [pid 5225] umount2("./73/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./73/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./73/binderfs") = 0 [pid 5225] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8652] <... write resumed>) = 16777216 [pid 8652] munmap(0x7f1398600000, 138412032 [pid 5225] <... umount2 resumed>) = 0 [ 246.488210][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] <... close resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./73/file0", [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./73/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8666 attached [pid 8652] <... munmap resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 76 [pid 8666] set_robust_list(0x55557c72f760, 24 [pid 8652] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8666] <... set_robust_list resumed>) = 0 [pid 8663] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8652] <... openat resumed>) = 4 [pid 5225] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8666] chdir("./74" [pid 8652] ioctl(4, LOOP_SET_FD, 3 [pid 5225] <... openat resumed>) = 4 [pid 8666] <... chdir resumed>) = 0 [pid 8652] <... ioctl resumed>) = 0 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8652] close(3 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8652] <... close resumed>) = 0 [pid 5225] getdents64(4, [ 246.624308][ T8652] loop0: detected capacity change from 0 to 32768 [pid 8652] close(4 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8666] <... prctl resumed>) = 0 [pid 8652] <... close resumed>) = 0 [pid 8666] setpgid(0, 0 [pid 8661] <... write resumed>) = 16777216 [pid 8652] mkdir("./file0", 0777 [pid 5225] close(4 [pid 8666] <... setpgid resumed>) = 0 [pid 8661] munmap(0x7f1398600000, 138412032 [pid 8652] <... mkdir resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./73/file0") = 0 [pid 8652] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./73" [pid 8666] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5225] <... rmdir resumed>) = 0 [pid 5225] mkdir("./74", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 8666] <... symlink resumed>) = 0 [pid 8661] <... munmap resumed>) = 0 [pid 8666] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 8663] <... write resumed>) = 16777216 [pid 8666] <... symlink resumed>) = 0 [pid 8663] munmap(0x7f1398600000, 138412032 [pid 8661] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8666] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 8661] <... openat resumed>) = 4 [pid 8666] <... symlink resumed>) = 0 [pid 8663] <... munmap resumed>) = 0 [pid 8661] ioctl(4, LOOP_SET_FD, 3 [pid 8666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8663] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8661] <... ioctl resumed>) = 0 [pid 8666] <... openat resumed>) = 3 [pid 8663] <... openat resumed>) = 4 [pid 8661] close(3 [pid 8666] write(3, "1000", 4 [pid 8663] ioctl(4, LOOP_SET_FD, 3 [pid 8661] <... close resumed>) = 0 [pid 8666] <... write resumed>) = 4 [pid 8663] <... ioctl resumed>) = 0 [pid 8661] close(4 [pid 8666] close(3 [pid 8663] close(3 [pid 8661] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 8661] mkdir("./file0", 0777) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8661] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8666] <... close resumed>) = 0 [pid 8663] <... close resumed>) = 0 [pid 8666] symlink("/dev/binderfs", "./binderfs" [pid 8663] close(4 [pid 8666] <... symlink resumed>) = 0 [pid 8663] <... close resumed>) = 0 [pid 8666] write(1, "executing program\n", 18executing program [pid 8663] mkdir("./file0", 0777 [pid 8666] <... write resumed>) = 18 [pid 8663] <... mkdir resumed>) = 0 [pid 8666] memfd_create("syzkaller", 0 [pid 8663] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8666] <... memfd_create resumed>) = 3 [pid 8666] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 246.824422][ T8661] loop1: detected capacity change from 0 to 32768 [ 246.840870][ T8652] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 246.853439][ T8663] loop4: detected capacity change from 0 to 32768 ./strace-static-x86_64: Process 8677 attached [pid 8677] set_robust_list(0x55557c72f760, 24) = 0 [pid 8677] chdir("./74") = 0 [pid 8677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 76 [pid 8677] <... prctl resumed>) = 0 [pid 8677] setpgid(0, 0) = 0 [pid 8677] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 8677] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 8677] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 8677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8677] write(3, "1000", 4) = 4 [pid 8677] close(3) = 0 [pid 8677] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8677] write(1, "executing program\n", 18 [pid 8652] <... mount resumed>) = 0 [pid 8652] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORYexecuting program [pid 8677] <... write resumed>) = 18 [pid 8652] <... openat resumed>) = 3 [pid 8677] memfd_create("syzkaller", 0 [pid 8652] chdir("./file0" [pid 8677] <... memfd_create resumed>) = 3 [pid 8652] <... chdir resumed>) = 0 [pid 8677] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 246.928379][ T8652] XFS (loop0): Ending clean mount [pid 8652] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8652] mkdir("./bus", 0777) = 0 [pid 8652] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8652] chdir("./bus") = 0 [pid 8652] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8652] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 246.949589][ T8663] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 246.963256][ T8661] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 246.980263][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 247.003712][ T5280] XFS (loop0): Unmount and run xfs_repair [ 247.009651][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 247.017340][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 247.026332][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 247.035382][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 247.044369][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 247.053268][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 247.062495][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.071677][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.080857][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.090020][ T8652] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8652] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8661] <... mount resumed>) = 0 [pid 8661] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8661] chdir("./file0") = 0 [pid 8661] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8661] mkdir("./bus", 0777) = 0 [pid 8661] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8661] chdir("./bus") = 0 [pid 8661] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8661] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 247.100357][ T8661] XFS (loop1): Ending clean mount [ 247.114865][ T8652] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 247.118737][ T8661] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 247.130322][ T8652] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8661] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8652] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8652] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8652] close(3) = 0 [pid 8652] close(4) = -1 EBADF (Bad file descriptor) [pid 8652] close(5) = -1 EBADF (Bad file descriptor) [pid 8652] close(6) = -1 EBADF (Bad file descriptor) [pid 8652] close(7) = -1 EBADF (Bad file descriptor) [pid 8652] close(8) = -1 EBADF (Bad file descriptor) [pid 8652] close(9) = -1 EBADF (Bad file descriptor) [pid 8652] close(10) = -1 EBADF (Bad file descriptor) [pid 8652] close(11) = -1 EBADF (Bad file descriptor) [pid 8652] close(12) = -1 EBADF (Bad file descriptor) [pid 8652] close(13) = -1 EBADF (Bad file descriptor) [pid 8652] close(14) = -1 EBADF (Bad file descriptor) [pid 8652] close(15) = -1 EBADF (Bad file descriptor) [pid 8652] close(16) = -1 EBADF (Bad file descriptor) [pid 8652] close(17) = -1 EBADF (Bad file descriptor) [pid 8652] close(18) = -1 EBADF (Bad file descriptor) [pid 8652] close(19) = -1 EBADF (Bad file descriptor) [pid 8652] close(20) = -1 EBADF (Bad file descriptor) [pid 8652] close(21) = -1 EBADF (Bad file descriptor) [pid 8652] close(22) = -1 EBADF (Bad file descriptor) [pid 8652] close(23) = -1 EBADF (Bad file descriptor) [pid 8652] close(24) = -1 EBADF (Bad file descriptor) [pid 8652] close(25) = -1 EBADF (Bad file descriptor) [pid 8652] close(26) = -1 EBADF (Bad file descriptor) [pid 8652] close(27) = -1 EBADF (Bad file descriptor) [pid 8652] close(28) = -1 EBADF (Bad file descriptor) [pid 8652] close(29) = -1 EBADF (Bad file descriptor) [pid 8652] exit_group(0) = ? [ 247.163761][ T8661] XFS (loop1): Unmount and run xfs_repair [ 247.169563][ T8661] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 247.184162][ T8661] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 247.193167][ T8661] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 247.202239][ T8661] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 247.211297][ T8661] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 247.220365][ T8661] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 247.229393][ T8661] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.238460][ T8661] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.247481][ T8661] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8652] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=45 /* 0.45 s */} --- [pid 5221] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./78/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./78/cgroup") = 0 [pid 5221] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./78/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./78/cgroup.cpu") = 0 [pid 5221] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./78/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./78/cgroup.net") = 0 [pid 5221] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./78/binderfs") = 0 [pid 5221] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8661] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8661] mkdir(NULL, 000 [pid 8663] <... mount resumed>) = 0 [pid 8661] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8663] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8661] close(3 [pid 8663] <... openat resumed>) = 3 [pid 8661] <... close resumed>) = 0 [pid 8663] chdir("./file0" [pid 8661] close(4 [pid 8663] <... chdir resumed>) = 0 [pid 8661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8661] close(5) = -1 EBADF (Bad file descriptor) [pid 8661] close(6) = -1 EBADF (Bad file descriptor) [pid 8661] close(7 [pid 8663] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8661] close(8) = -1 EBADF (Bad file descriptor) [pid 8661] close(9 [pid 8663] mkdir("./bus", 0777 [pid 8661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8661] close(10) = -1 EBADF (Bad file descriptor) [pid 8661] close(11) = -1 EBADF (Bad file descriptor) [pid 8661] close(12) = -1 EBADF (Bad file descriptor) [pid 8661] close(13) = -1 EBADF (Bad file descriptor) [pid 8661] close(14) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = 0 [pid 8661] close(15) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8661] close(16) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8661] close(17 [pid 5221] newfstatat(AT_FDCWD, "./78/file0", [pid 8661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8661] close(18) = -1 EBADF (Bad file descriptor) [pid 8661] close(19) = -1 EBADF (Bad file descriptor) [pid 8661] close(20) = -1 EBADF (Bad file descriptor) [pid 8661] close(21) = -1 EBADF (Bad file descriptor) [pid 8661] close(22) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8663] <... mkdir resumed>) = 0 [pid 8661] close(23 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8663] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] chdir("./bus" [ 247.256489][ T8661] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 247.273412][ T8661] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 247.289197][ T8663] XFS (loop4): Ending clean mount [ 247.294911][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 247.303729][ T8661] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 8661] close(24 [pid 8663] <... chdir resumed>) = 0 [pid 8677] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8661] close(25) = -1 EBADF (Bad file descriptor) [pid 8661] close(26) = -1 EBADF (Bad file descriptor) [pid 8661] close(27) = -1 EBADF (Bad file descriptor) [pid 8661] close(28) = -1 EBADF (Bad file descriptor) [pid 8661] close(29) = -1 EBADF (Bad file descriptor) [pid 8661] exit_group(0) = ? [pid 8661] +++ exited with 0 +++ [pid 5221] <... openat resumed>) = 4 [pid 8663] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8663] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=51 /* 0.51 s */} --- [pid 8663] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5221] newfstatat(4, "", [pid 5223] <... restart_syscall resumed>) = 0 [pid 5223] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] getdents64(4, [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./77/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./77/cgroup") = 0 [pid 5223] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./77/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./77/cgroup.cpu") = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./77/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./77/cgroup.net") = 0 [pid 5223] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] getdents64(4, [pid 5223] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] unlink("./77/binderfs" [pid 5221] close(4 [pid 8666] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... close resumed>) = 0 [ 247.373933][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 247.393719][ T25] XFS (loop4): Unmount and run xfs_repair [ 247.399539][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 5223] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] rmdir("./78/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./78") = 0 [ 247.416501][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 247.433198][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 247.442071][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 247.453962][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 247.463255][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5221] mkdir("./79", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 247.484335][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 247.504455][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.514420][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] close(3 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./77/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./77/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./77") = 0 [pid 5223] mkdir("./78", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 247.534055][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 247.562165][ T8663] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5223] close(3 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8692 attached [ 247.626303][ T8663] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8692] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 81 [pid 8692] <... set_robust_list resumed>) = 0 [ 247.695477][ T8663] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 8692] chdir("./79") = 0 [pid 8663] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8692] setpgid(0, 0) = 0 [pid 8692] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 8692] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8692] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8692] write(3, "1000", 4) = 4 [pid 8692] close(3) = 0 [pid 8692] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8692] write(1, "executing program\n", 18) = 18 [pid 8692] memfd_create("syzkaller", 0) = 3 [pid 8692] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8677] <... write resumed>) = 16777216 [pid 8677] munmap(0x7f1398600000, 138412032 [pid 5223] <... close resumed>) = 0 [pid 8677] <... munmap resumed>) = 0 [pid 8666] <... write resumed>) = 16777216 [pid 8663] mkdir(NULL, 000 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8666] munmap(0x7f1398600000, 138412032 [pid 8663] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8663] close(3./strace-static-x86_64: Process 8693 attached ) = 0 [pid 8693] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 80 [pid 8693] <... set_robust_list resumed>) = 0 [pid 8693] chdir("./78" [pid 8663] close(4 [pid 8693] <... chdir resumed>) = 0 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8663] close(5 [pid 8693] setpgid(0, 0) = 0 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] close(6 [pid 8693] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... symlink resumed>) = 0 [pid 8663] close(7 [pid 8693] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... symlink resumed>) = 0 [pid 8663] close(8 [pid 8693] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... symlink resumed>) = 0 [pid 8663] close(9 [pid 8693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] close(10executing program [pid 8693] <... openat resumed>) = 3 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] write(3, "1000", 4) = 4 [pid 8677] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8663] close(11 [pid 8693] close(3 [pid 8677] <... openat resumed>) = 4 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... close resumed>) = 0 [pid 8677] ioctl(4, LOOP_SET_FD, 3 [pid 8663] close(12 [pid 8693] symlink("/dev/binderfs", "./binderfs" [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... symlink resumed>) = 0 [pid 8663] close(13 [pid 8693] write(1, "executing program\n", 18) = 18 [pid 8693] memfd_create("syzkaller", 0 [pid 8677] <... ioctl resumed>) = 0 [pid 8666] <... munmap resumed>) = 0 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... memfd_create resumed>) = 3 [pid 8677] close(3 [pid 8666] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8663] close(14 [pid 8693] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8677] <... close resumed>) = 0 [pid 8666] <... openat resumed>) = 4 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... mmap resumed>) = 0x7f1398600000 [pid 8677] close(4 [pid 8666] ioctl(4, LOOP_SET_FD, 3 [pid 8663] close(15 [pid 8677] <... close resumed>) = 0 [ 247.870643][ T8677] loop3: detected capacity change from 0 to 32768 [pid 8677] mkdir("./file0", 0777 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] <... mkdir resumed>) = 0 [pid 8663] close(16 [pid 8677] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8663] close(17) = -1 EBADF (Bad file descriptor) [pid 8666] <... ioctl resumed>) = 0 [pid 8663] close(18) = -1 EBADF (Bad file descriptor) [pid 8663] close(19) = -1 EBADF (Bad file descriptor) [pid 8663] close(20) = -1 EBADF (Bad file descriptor) [pid 8663] close(21) = -1 EBADF (Bad file descriptor) [pid 8663] close(22) = -1 EBADF (Bad file descriptor) [pid 8663] close(23) = -1 EBADF (Bad file descriptor) [pid 8663] close(24) = -1 EBADF (Bad file descriptor) [pid 8663] close(25) = -1 EBADF (Bad file descriptor) [pid 8663] close(26 [pid 8666] close(3) = 0 [pid 8666] close(4) = 0 [pid 8663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] mkdir("./file0", 0777) = 0 [pid 8666] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8663] close(27) = -1 EBADF (Bad file descriptor) [ 247.925375][ T8666] loop2: detected capacity change from 0 to 32768 [pid 8663] close(28) = -1 EBADF (Bad file descriptor) [pid 8663] close(29) = -1 EBADF (Bad file descriptor) [pid 8663] exit_group(0) = ? [pid 8663] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 5226] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 247.972655][ T8677] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [ 248.030884][ T8666] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8692] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./76/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./76/cgroup") = 0 [pid 5226] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./76/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./76/cgroup.cpu") = 0 [pid 5226] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./76/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./76/cgroup.net") = 0 [pid 5226] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./76/binderfs") = 0 [pid 5226] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 248.127558][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8693] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8692] <... write resumed>) = 16777216 [pid 8692] munmap(0x7f1398600000, 138412032 [pid 8693] <... write resumed>) = 16777216 [pid 8693] munmap(0x7f1398600000, 138412032) = 0 [pid 8666] <... mount resumed>) = 0 [pid 8693] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 8693] ioctl(4, LOOP_SET_FD, 3 [pid 8692] <... munmap resumed>) = 0 [pid 8666] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... umount2 resumed>) = 0 [pid 8693] <... ioctl resumed>) = 0 [pid 8692] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8677] <... mount resumed>) = 0 [pid 8666] <... openat resumed>) = 3 [pid 5226] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8693] close(3 [pid 8692] <... openat resumed>) = 4 [pid 8677] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8666] chdir("./file0" [pid 8693] <... close resumed>) = 0 [pid 8692] ioctl(4, LOOP_SET_FD, 3 [pid 8677] <... openat resumed>) = 3 [pid 8666] <... chdir resumed>) = 0 [pid 8693] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./76/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8693] <... close resumed>) = 0 [pid 8677] chdir("./file0" [pid 8666] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] newfstatat(4, "", [pid 8677] <... chdir resumed>) = 0 [pid 8666] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./76/file0" [pid 8693] mkdir("./file0", 0777 [pid 8677] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8666] mkdir("./bus", 0777 [pid 5226] <... rmdir resumed>) = 0 [pid 8677] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 8693] <... mkdir resumed>) = 0 [pid 8677] mkdir("./bus", 0777 [pid 8666] <... mkdir resumed>) = 0 [pid 8692] <... ioctl resumed>) = 0 [pid 5226] <... close resumed>) = 0 [ 248.321780][ T8666] XFS (loop2): Ending clean mount [ 248.329758][ T8677] XFS (loop3): Ending clean mount [ 248.345433][ T8693] loop1: detected capacity change from 0 to 32768 [ 248.356489][ T8692] loop0: detected capacity change from 0 to 32768 [pid 8693] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8692] close(3 [pid 8677] <... mkdir resumed>) = 0 [pid 8666] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] rmdir("./76") = 0 [pid 5226] mkdir("./77", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 8666] chdir("./bus" [pid 5226] <... ioctl resumed>) = 0 [pid 5226] close(3 [pid 8677] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8666] <... chdir resumed>) = 0 [pid 8666] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8666] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8666] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8677] chdir("./bus" [pid 8692] <... close resumed>) = 0 [pid 8677] <... chdir resumed>) = 0 [pid 8692] close(4 [ 248.423791][ T25] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 248.442488][ T25] XFS (loop2): Unmount and run xfs_repair [ 248.448726][ T25] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 248.456469][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8677] openat(AT_FDCWD, NULL, O_RDONLY [pid 8692] <... close resumed>) = 0 [pid 8677] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8692] mkdir("./file0", 0777 [pid 8677] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8692] <... mkdir resumed>) = 0 [pid 8677] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8692] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 248.465692][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 248.474935][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 248.484125][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 248.494360][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 248.503274][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.509338][ T5280] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 248.512606][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.524272][ T5280] XFS (loop3): Unmount and run xfs_repair [ 248.532532][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.539337][ T5280] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 248.548873][ T8666] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 248.568329][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 248.579022][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 248.579210][ T8693] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 248.589331][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 248.599414][ T8666] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8677] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8666] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 248.605595][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 248.605620][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 248.605639][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.625964][ T8666] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 248.629895][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.665652][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8666] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8666] close(3) = 0 [pid 8666] close(4) = -1 EBADF (Bad file descriptor) [pid 8666] close(5) = -1 EBADF (Bad file descriptor) [pid 8666] close(6) = -1 EBADF (Bad file descriptor) [pid 8666] close(7) = -1 EBADF (Bad file descriptor) [pid 8666] close(8) = -1 EBADF (Bad file descriptor) [pid 8666] close(9) = -1 EBADF (Bad file descriptor) [pid 8666] close(10) = -1 EBADF (Bad file descriptor) [pid 8666] close(11) = -1 EBADF (Bad file descriptor) [pid 8666] close(12) = -1 EBADF (Bad file descriptor) [pid 8666] close(13) = -1 EBADF (Bad file descriptor) [pid 8666] close(14) = -1 EBADF (Bad file descriptor) [ 248.675308][ T8677] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 248.680157][ T8692] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 248.706441][ T8677] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8666] close(15) = -1 EBADF (Bad file descriptor) [pid 8666] close(16) = -1 EBADF (Bad file descriptor) [pid 8666] close(17) = -1 EBADF (Bad file descriptor) [pid 8666] close(18) = -1 EBADF (Bad file descriptor) [pid 8666] close(19 [pid 8677] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 8677] mkdir(NULL, 000 [pid 8666] close(20 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8677] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(3 [pid 8666] close(21 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 79 [pid 8693] <... mount resumed>) = 0 [pid 8677] <... close resumed>) = 0 [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(4 [pid 8666] close(22 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(5 [pid 8666] close(23 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(6 [pid 8666] close(24 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(7 [pid 8666] close(25 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(8 [pid 8666] close(26 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] close(27) = -1 EBADF (Bad file descriptor) [pid 8677] close(9 [pid 8666] close(28 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] close(29 [pid 8693] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8677] close(10 [pid 8666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] <... openat resumed>) = 3 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8666] exit_group(0 [pid 8692] <... mount resumed>) = 0 ./strace-static-x86_64: Process 8726 attached [pid 8693] chdir("./file0" [pid 8692] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8677] close(11 [pid 8666] <... exit_group resumed>) = ? [pid 8726] set_robust_list(0x55557c72f760, 24 [pid 8693] <... chdir resumed>) = 0 [pid 8692] <... openat resumed>) = 3 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8692] chdir("./file0" [pid 8693] mkdir("./bus", 0777 [pid 8692] <... chdir resumed>) = 0 [pid 8726] <... set_robust_list resumed>) = 0 [pid 8677] close(12 [pid 8666] +++ exited with 0 +++ [pid 8692] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8726] chdir("./77" [pid 8693] <... mkdir resumed>) = 0 [pid 8692] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=34 /* 0.34 s */} --- [pid 8726] <... chdir resumed>) = 0 [pid 8693] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8692] mkdir("./bus", 0777 [pid 8677] close(13 [pid 8726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8693] chdir("./bus" [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8726] <... prctl resumed>) = 0 [pid 8693] <... chdir resumed>) = 0 [pid 8677] close(14 [pid 5224] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8726] setpgid(0, 0 [pid 8693] openat(AT_FDCWD, NULL, O_RDONLY [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8726] <... setpgid resumed>) = 0 [pid 8677] close(15 [pid 5224] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8726] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8726] <... symlink resumed>) = 0 [pid 8693] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8677] close(16 [pid 5224] <... openat resumed>) = 3 [pid 8726] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8692] <... mkdir resumed>) = 0 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(3, "", [pid 8726] <... symlink resumed>) = 0 [pid 8692] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8677] close(17 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8726] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 8692] chdir("./bus" [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(3, [pid 8726] <... symlink resumed>) = 0 [pid 8692] <... chdir resumed>) = 0 [pid 8677] close(18 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8692] openat(AT_FDCWD, NULL, O_RDONLY [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8726] <... openat resumed>) = 3 [pid 8692] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8677] close(19 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8726] write(3, "1000", 4 [pid 8692] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./74/cgroup", [pid 8726] <... write resumed>) = 4 [pid 8692] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8677] close(20 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8726] close(3 [pid 8692] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./74/cgroup" [pid 8726] <... close resumed>) = 0 [pid 8693] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8677] close(21 [pid 5224] <... unlink resumed>) = 0 [pid 8726] symlink("/dev/binderfs", "./binderfs" [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8726] <... symlink resumed>) = 0 [pid 8693] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 248.737407][ T8677] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 248.753032][ T8693] XFS (loop1): Ending clean mount [ 248.764696][ T8692] XFS (loop0): Ending clean mount [pid 8677] close(22 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 8726] write(1, "executing program\n", 18 [pid 8693] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./74/cgroup.cpu", [pid 8726] <... write resumed>) = 18 [pid 8677] close(23 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8726] memfd_create("syzkaller", 0 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./74/cgroup.cpu" [pid 8726] <... memfd_create resumed>) = 3 [pid 8677] close(24 [pid 5224] <... unlink resumed>) = 0 [pid 8726] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8726] <... mmap resumed>) = 0x7f1398600000 [pid 8677] close(25 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./74/cgroup.net", [pid 8677] close(26 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./74/cgroup.net" [pid 8677] close(27 [pid 5224] <... unlink resumed>) = 0 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8677] close(28 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./74/binderfs", [pid 8677] close(29 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./74/binderfs" [pid 8677] exit_group(0 [pid 5224] <... unlink resumed>) = 0 [pid 8677] <... exit_group resumed>) = ? [pid 5224] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8677] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 248.798223][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 248.809723][ T5281] XFS (loop1): Unmount and run xfs_repair [ 248.817273][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 248.827462][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 248.835639][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5225] umount2("./74", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./74/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./74/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 248.848392][ T25] XFS (loop0): Unmount and run xfs_repair [ 248.859557][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 248.869016][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 248.876560][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 248.886397][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5225] unlink("./74/cgroup") = 0 [pid 5225] umount2("./74/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./74/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./74/cgroup.cpu") = 0 [pid 5225] umount2("./74/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./74/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./74/cgroup.net") = 0 [pid 5225] umount2("./74/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./74/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./74/binderfs") = 0 [ 248.886777][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 248.895394][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 248.895431][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 248.895458][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 248.895476][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 248.940178][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 248.949827][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 248.958844][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 248.967862][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.977024][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 248.986143][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5225] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./74/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 248.995554][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 249.004577][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 249.013672][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 249.016635][ T8693] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 249.033887][ T8692] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] newfstatat(AT_FDCWD, "./74/file0", [pid 8693] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8693] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8693] close(3) = 0 [pid 8693] close(4) = -1 EBADF (Bad file descriptor) [pid 8693] close(5) = -1 EBADF (Bad file descriptor) [pid 8693] close(6) = -1 EBADF (Bad file descriptor) [pid 8693] close(7) = -1 EBADF (Bad file descriptor) [pid 8693] close(8) = -1 EBADF (Bad file descriptor) [pid 8693] close(9) = -1 EBADF (Bad file descriptor) [pid 8693] close(10) = -1 EBADF (Bad file descriptor) [pid 8693] close(11) = -1 EBADF (Bad file descriptor) [pid 8693] close(12) = -1 EBADF (Bad file descriptor) [pid 8693] close(13) = -1 EBADF (Bad file descriptor) [pid 8693] close(14) = -1 EBADF (Bad file descriptor) [pid 8693] close(15) = -1 EBADF (Bad file descriptor) [pid 8693] close(16 [pid 5225] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] umount2("./74/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8693] close(17 [pid 5225] newfstatat(4, "", [pid 5224] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... openat resumed>) = 4 [pid 8726] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8693] close(18 [pid 5225] getdents64(4, [pid 5224] newfstatat(4, "", [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 249.056601][ T8693] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 249.071580][ T8693] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 8693] close(19 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./74/file0") = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8693] close(20 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./74" [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 8693] close(21 [pid 5225] mkdir("./75", 0777 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... mkdir resumed>) = 0 [pid 8693] close(22 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] getdents64(4, [pid 5225] <... openat resumed>) = 3 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5224] getdents64(4, [pid 8693] close(23 [pid 5225] <... ioctl resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(3 [pid 5224] close(4) = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] rmdir("./74/file0" [pid 8693] close(24 [pid 5224] <... rmdir resumed>) = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(3, [pid 8693] close(25 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] close(3 [pid 8693] close(26 [pid 5224] <... close resumed>) = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] rmdir("./74" [pid 8693] close(27 [pid 5224] <... rmdir resumed>) = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] mkdir("./75", 0777 [pid 8693] close(28 [pid 5224] <... mkdir resumed>) = 0 [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8693] close(29 [pid 5224] <... openat resumed>) = 3 [ 249.111310][ T8692] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] ioctl(3, LOOP_CLR_FD [pid 8693] exit_group(0 [pid 5224] <... ioctl resumed>) = 0 [pid 8693] <... exit_group resumed>) = ? [pid 5224] close(3 [pid 8693] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=34 /* 0.34 s */} --- [pid 5223] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 249.194380][ T8692] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./78/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./78/cgroup") = 0 [pid 5223] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./78/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./78/cgroup.cpu") = 0 [pid 5223] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./78/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./78/cgroup.net") = 0 [pid 5223] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./78/binderfs") = 0 [pid 5223] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8692] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8692] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8692] close(3) = 0 [pid 8726] <... write resumed>) = 16777216 [pid 8692] close(4 [pid 5224] <... close resumed>) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8727 attached [pid 8726] munmap(0x7f1398600000, 138412032 [pid 8692] close(5 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8727] set_robust_list(0x55557c72f760, 24) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 77 [pid 8727] chdir("./75" [pid 8692] close(6 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 77 [pid 8727] <... chdir resumed>) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8692] close(7) = -1 EBADF (Bad file descriptor) [pid 8727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8692] close(8 [pid 8727] <... prctl resumed>) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8727] setpgid(0, 0 [pid 8692] close(9 [pid 8727] <... setpgid resumed>) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8727] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 8692] close(10 [pid 8727] <... symlink resumed>) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8692] close(11 [pid 8727] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8727] <... symlink resumed>) = 0 [pid 8692] close(12 [pid 8727] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8727] <... symlink resumed>) = 0 [pid 8692] close(13 [pid 8727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 8728 attached [pid 8727] <... openat resumed>) = 3 [pid 8726] <... munmap resumed>) = 0 [pid 8692] close(14 [pid 8728] set_robust_list(0x55557c72f760, 24 [pid 8727] write(3, "1000", 4 [pid 8726] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8728] <... set_robust_list resumed>) = 0 [pid 8728] chdir("./75" [pid 8726] <... openat resumed>) = 4 [pid 8726] ioctl(4, LOOP_SET_FD, 3 [pid 8728] <... chdir resumed>) = 0 [pid 8727] <... write resumed>) = 4 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8727] close(3 [pid 8726] <... ioctl resumed>) = 0 [pid 8692] close(15 [pid 8728] <... prctl resumed>) = 0 [pid 8726] close(3 [pid 8728] setpgid(0, 0 [pid 8726] <... close resumed>) = 0 [pid 8728] <... setpgid resumed>) = 0 [pid 8726] close(4 [pid 8728] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 8726] <... close resumed>) = 0 [pid 8728] <... symlink resumed>) = 0 [pid 8726] mkdir("./file0", 0777 [pid 8728] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 8726] <... mkdir resumed>) = 0 [pid 8728] <... symlink resumed>) = 0 [pid 8726] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8728] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8728] write(3, "1000", 4) = 4 [pid 8692] close(16 [pid 8728] close(3) = 0 [pid 8728] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8728] write(1, "executing program\n", 18) = 18 [pid 8728] memfd_create("syzkaller", 0) = 3 [pid 8727] <... close resumed>) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8727] symlink("/dev/binderfs", "./binderfs" [pid 8692] close(17) = -1 EBADF (Bad file descriptor) [pid 8692] close(18) = -1 EBADF (Bad file descriptor) [pid 8727] <... symlink resumed>) = 0 [ 249.373803][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 249.406196][ T8726] loop4: detected capacity change from 0 to 32768 [pid 8728] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8692] close(19) = -1 EBADF (Bad file descriptor) [pid 8728] <... mmap resumed>) = 0x7f1398600000 executing program [pid 8727] write(1, "executing program\n", 18 [pid 8692] close(20 [pid 8727] <... write resumed>) = 18 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8692] close(21) = -1 EBADF (Bad file descriptor) [pid 8727] memfd_create("syzkaller", 0 [pid 5223] <... umount2 resumed>) = 0 [ 249.484153][ T8726] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8692] close(22 [pid 8727] <... memfd_create resumed>) = 3 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8727] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8692] close(23 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8727] <... mmap resumed>) = 0x7f1398600000 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./78/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8692] close(24 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(4, "", [pid 8692] close(25) = -1 EBADF (Bad file descriptor) [pid 8692] close(26 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(4, [pid 8692] close(27 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8692] close(28 [pid 5223] getdents64(4, [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8692] close(29 [pid 5223] close(4 [pid 8692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 8692] exit_group(0) = ? [pid 5223] rmdir("./78/file0" [pid 8692] +++ exited with 0 +++ [pid 5223] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=30 /* 0.30 s */} --- [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5223] close(3) = 0 [pid 5223] rmdir("./78") = 0 [pid 5223] mkdir("./79", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./79/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./79/cgroup") = 0 [pid 5221] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./79/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./79/cgroup.cpu") = 0 [pid 5221] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./79/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./79/cgroup.net") = 0 [pid 5221] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./79/binderfs") = 0 [ 249.575566][ T8726] XFS (loop4): Ending clean mount [pid 5221] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8726] <... mount resumed>) = 0 [pid 8726] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8726] chdir("./file0") = 0 [pid 8726] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8726] mkdir("./bus", 0777) = 0 [pid 8726] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8726] chdir("./bus") = 0 [pid 8726] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8726] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 249.599975][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 249.642684][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 249.658999][ T60] XFS (loop4): Unmount and run xfs_repair [pid 8726] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./79/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 249.684243][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 249.704130][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5223] <... close resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 81 ./strace-static-x86_64: Process 8737 attached [pid 8737] set_robust_list(0x55557c72f760, 24) = 0 [pid 8737] chdir("./79") = 0 [pid 5221] getdents64(4, [pid 8737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8737] setpgid(0, 0) = 0 [pid 8737] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [ 249.737637][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 249.747207][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] close(4 [pid 8737] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8737] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8737] write(3, "1000", 4) = 4 [pid 8737] close(3) = 0 [pid 8737] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5221] <... close resumed>) = 0 [pid 8737] write(1, "executing program\n", 18executing program ) = 18 [pid 8737] memfd_create("syzkaller", 0) = 3 [pid 5221] rmdir("./79/file0" [pid 8737] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5221] <... rmdir resumed>) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 249.764156][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 249.789928][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 249.800523][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 249.809805][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 249.819479][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] close(3) = 0 [pid 8728] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] rmdir("./79") = 0 [ 249.833944][ T8726] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] mkdir("./80", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [ 249.945854][ T8726] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8727] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8737] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8726] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8726] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8726] close(3) = 0 [pid 8726] close(4) = -1 EBADF (Bad file descriptor) [pid 8726] close(5) = -1 EBADF (Bad file descriptor) [pid 8726] close(6) = -1 EBADF (Bad file descriptor) [pid 8726] close(7) = -1 EBADF (Bad file descriptor) [pid 8726] close(8) = -1 EBADF (Bad file descriptor) [pid 8726] close(9) = -1 EBADF (Bad file descriptor) [pid 8726] close(10) = -1 EBADF (Bad file descriptor) [pid 8726] close(11) = -1 EBADF (Bad file descriptor) [ 250.034346][ T8726] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 8726] close(12) = -1 EBADF (Bad file descriptor) [pid 5221] <... close resumed>) = 0 [pid 8726] close(13 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8726] close(14./strace-static-x86_64: Process 8738 attached ) = -1 EBADF (Bad file descriptor) [pid 8738] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 82 [pid 8738] <... set_robust_list resumed>) = 0 [pid 8738] chdir("./80") = 0 [pid 8738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8738] setpgid(0, 0) = 0 [pid 8726] close(15 [pid 8738] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... symlink resumed>) = 0 [pid 8726] close(16 [pid 8738] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8726] close(17 [pid 8738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... openat resumed>) = 3 [pid 8726] close(18 [pid 8738] write(3, "1000", 4 [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... write resumed>) = 4 [pid 8726] close(19 [pid 8738] close(3 [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... close resumed>) = 0 [pid 8726] close(20 [pid 8738] symlink("/dev/binderfs", "./binderfs" [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... symlink resumed>) = 0 [pid 8726] close(21 executing program [pid 8738] write(1, "executing program\n", 18) = 18 [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] memfd_create("syzkaller", 0 [pid 8726] close(22 [pid 8738] <... memfd_create resumed>) = 3 [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8726] close(23 [pid 8738] <... mmap resumed>) = 0x7f1398600000 [pid 8726] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8726] close(24) = -1 EBADF (Bad file descriptor) [pid 8726] close(25) = -1 EBADF (Bad file descriptor) [pid 8726] close(26) = -1 EBADF (Bad file descriptor) [pid 8726] close(27) = -1 EBADF (Bad file descriptor) [pid 8726] close(28) = -1 EBADF (Bad file descriptor) [pid 8726] close(29) = -1 EBADF (Bad file descriptor) [pid 8726] exit_group(0) = ? [pid 8726] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=29 /* 0.29 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./77/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./77/cgroup") = 0 [pid 5226] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./77/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./77/cgroup.cpu") = 0 [pid 5226] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./77/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./77/cgroup.net") = 0 [pid 5226] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./77/binderfs") = 0 [ 250.247048][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8728] <... write resumed>) = 16777216 [pid 8728] munmap(0x7f1398600000, 138412032 [pid 8727] <... write resumed>) = 16777216 [pid 8727] munmap(0x7f1398600000, 138412032) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 8727] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8727] <... openat resumed>) = 4 [pid 8727] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./77/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./77/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./77") = 0 [pid 5226] mkdir("./78", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8727] <... ioctl resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 8727] close(3) = 0 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 8727] close(4 [pid 5226] <... ioctl resumed>) = 0 [pid 5226] close(3 [pid 8737] <... write resumed>) = 16777216 [pid 8728] <... munmap resumed>) = 0 [pid 8727] <... close resumed>) = 0 [ 250.380138][ T8727] loop2: detected capacity change from 0 to 32768 [pid 8737] munmap(0x7f1398600000, 138412032 [pid 8728] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8727] mkdir("./file0", 0777 [pid 8728] <... openat resumed>) = 4 [pid 8727] <... mkdir resumed>) = 0 [pid 8728] ioctl(4, LOOP_SET_FD, 3 [pid 8727] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8728] <... ioctl resumed>) = 0 [ 250.447670][ T8728] loop3: detected capacity change from 0 to 32768 [pid 8728] close(3) = 0 [pid 8728] close(4) = 0 [pid 8728] mkdir("./file0", 0777) = 0 [pid 8728] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8737] <... munmap resumed>) = 0 [pid 8737] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 250.490368][ T8727] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8737] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8737] close(3) = 0 [pid 8737] close(4 [pid 5226] <... close resumed>) = 0 [pid 8737] <... close resumed>) = 0 [pid 8737] mkdir("./file0", 0777 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8737] <... mkdir resumed>) = 0 [ 250.531490][ T8737] loop1: detected capacity change from 0 to 32768 [ 250.553556][ T8728] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a ./strace-static-x86_64: Process 8754 attached [pid 8738] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8737] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 80 [pid 8754] set_robust_list(0x55557c72f760, 24) = 0 [pid 8754] chdir("./78") = 0 [pid 8754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8754] setpgid(0, 0) = 0 [pid 8727] <... mount resumed>) = 0 [pid 8754] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 8727] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8754] <... symlink resumed>) = 0 [pid 8727] <... openat resumed>) = 3 [pid 8754] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8727] chdir("./file0" [pid 8754] <... symlink resumed>) = 0 [pid 8727] <... chdir resumed>) = 0 [pid 8754] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 8727] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8754] <... symlink resumed>) = 0 [pid 8727] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 250.621107][ T8727] XFS (loop2): Ending clean mount [pid 8754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8727] mkdir("./bus", 0777 [pid 8754] <... openat resumed>) = 3 [pid 8754] write(3, "1000", 4) = 4 [pid 8754] close(3 [pid 8727] <... mkdir resumed>) = 0 [pid 8754] <... close resumed>) = 0 [pid 8727] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8754] symlink("/dev/binderfs", "./binderfs" [pid 8727] chdir("./bus" [pid 8754] <... symlink resumed>) = 0 [pid 8727] <... chdir resumed>) = 0 executing program [pid 8754] write(1, "executing program\n", 18 [pid 8727] openat(AT_FDCWD, NULL, O_RDONLY [pid 8754] <... write resumed>) = 18 [pid 8727] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8754] memfd_create("syzkaller", 0 [pid 8727] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8754] <... memfd_create resumed>) = 3 [pid 8727] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8754] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8727] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8754] <... mmap resumed>) = 0x7f1398600000 [pid 8728] <... mount resumed>) = 0 [pid 8728] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8728] chdir("./file0") = 0 [pid 8728] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [ 250.654647][ T8737] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 250.679018][ T5280] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 250.697831][ T8728] XFS (loop3): Ending clean mount [pid 8728] mkdir("./bus", 0777) = 0 [pid 8728] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8728] chdir("./bus") = 0 [pid 8728] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8728] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 250.716902][ T5280] XFS (loop2): Unmount and run xfs_repair [ 250.722702][ T5280] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 250.734183][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 250.743196][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 250.752215][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 250.761443][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 250.768426][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 250.770620][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 250.790760][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 250.800001][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8728] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8727] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8727] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8727] close(3) = 0 [pid 8727] close(4) = -1 EBADF (Bad file descriptor) [pid 8727] close(5) = -1 EBADF (Bad file descriptor) [pid 8727] close(6) = -1 EBADF (Bad file descriptor) [pid 8727] close(7) = -1 EBADF (Bad file descriptor) [pid 8727] close(8) = -1 EBADF (Bad file descriptor) [pid 8727] close(9) = -1 EBADF (Bad file descriptor) [pid 8727] close(10) = -1 EBADF (Bad file descriptor) [pid 8727] close(11) = -1 EBADF (Bad file descriptor) [pid 8727] close(12) = -1 EBADF (Bad file descriptor) [pid 8727] close(13) = -1 EBADF (Bad file descriptor) [pid 8727] close(14) = -1 EBADF (Bad file descriptor) [pid 8727] close(15) = -1 EBADF (Bad file descriptor) [pid 8727] close(16) = -1 EBADF (Bad file descriptor) [pid 8727] close(17) = -1 EBADF (Bad file descriptor) [pid 8727] close(18 [pid 8737] <... mount resumed>) = 0 [pid 8727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 250.809228][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 250.818557][ T8727] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 250.830477][ T60] XFS (loop3): Unmount and run xfs_repair [ 250.832386][ T8727] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 250.838612][ T8737] XFS (loop1): Ending clean mount [ 250.851105][ T8727] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 8727] close(19 [pid 8737] <... openat resumed>) = 3 [pid 8727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] chdir("./file0" [pid 8727] close(20 [pid 8737] <... chdir resumed>) = 0 [pid 8727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8727] close(21) = -1 EBADF (Bad file descriptor) [pid 8737] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8727] close(22) = -1 EBADF (Bad file descriptor) [pid 8737] mkdir("./bus", 0777 [pid 8727] close(23) = -1 EBADF (Bad file descriptor) [pid 8727] close(24) = -1 EBADF (Bad file descriptor) [pid 8727] close(25) = -1 EBADF (Bad file descriptor) [pid 8738] <... write resumed>) = 16777216 [pid 8727] close(26 [pid 8738] munmap(0x7f1398600000, 138412032 [pid 8727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8727] close(27) = -1 EBADF (Bad file descriptor) [ 250.886333][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 250.908003][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 250.923662][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8727] close(28) = -1 EBADF (Bad file descriptor) [pid 8727] close(29) = -1 EBADF (Bad file descriptor) [pid 8727] exit_group(0) = ? [pid 8727] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=37 /* 0.37 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 8738] <... munmap resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 8738] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 8738] ioctl(4, LOOP_SET_FD, 3 [pid 5224] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./75/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./75/cgroup") = 0 [pid 5224] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./75/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./75/cgroup.cpu") = 0 [pid 5224] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./75/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./75/cgroup.net") = 0 [pid 5224] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./75/binderfs") = 0 [ 250.943155][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 250.963678][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 250.967189][ T8738] loop0: detected capacity change from 0 to 32768 [ 250.973039][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5224] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8738] <... ioctl resumed>) = 0 [pid 8738] close(3) = 0 [ 250.992829][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 251.012565][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.033724][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8738] close(4) = 0 [pid 8738] mkdir("./file0", 0777) = 0 [pid 8738] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8737] <... mkdir resumed>) = 0 [pid 8737] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8737] chdir("./bus") = 0 [pid 8737] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [ 251.042667][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8737] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8754] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 251.083943][ T8728] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 251.110135][ T8728] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8737] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./75/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 251.128501][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 251.160877][ T8738] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 251.172682][ T9] XFS (loop1): Unmount and run xfs_repair [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./75/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./75") = 0 [pid 5224] mkdir("./76", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 8728] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 251.186489][ T8728] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 251.196847][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 8728] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8728] close(3) = 0 [pid 8728] close(4) = -1 EBADF (Bad file descriptor) [pid 8728] close(5) = -1 EBADF (Bad file descriptor) [pid 8728] close(6) = -1 EBADF (Bad file descriptor) [pid 8728] close(7) = -1 EBADF (Bad file descriptor) [pid 8728] close(8) = -1 EBADF (Bad file descriptor) [pid 8728] close(9) = -1 EBADF (Bad file descriptor) [pid 8728] close(10) = -1 EBADF (Bad file descriptor) [pid 8728] close(11) = -1 EBADF (Bad file descriptor) [pid 8728] close(12) = -1 EBADF (Bad file descriptor) [pid 8728] close(13) = -1 EBADF (Bad file descriptor) [pid 8728] close(14) = -1 EBADF (Bad file descriptor) [pid 8728] close(15) = -1 EBADF (Bad file descriptor) [pid 8728] close(16) = -1 EBADF (Bad file descriptor) [pid 8728] close(17) = -1 EBADF (Bad file descriptor) [pid 8728] close(18) = -1 EBADF (Bad file descriptor) [pid 8728] close(19) = -1 EBADF (Bad file descriptor) [pid 8728] close(20) = -1 EBADF (Bad file descriptor) [ 251.233747][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 251.242677][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 251.273679][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 8728] close(21) = -1 EBADF (Bad file descriptor) [pid 8728] close(22) = -1 EBADF (Bad file descriptor) [pid 8728] close(23 [pid 8738] <... mount resumed>) = 0 [pid 8728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8728] close(24 [pid 8738] <... openat resumed>) = 3 [pid 8728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] chdir("./file0" [pid 8728] close(25 [pid 8738] <... chdir resumed>) = 0 [pid 8728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8728] close(26 [pid 8738] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] mkdir("./bus", 0777 [pid 8728] close(27) = -1 EBADF (Bad file descriptor) [pid 8728] close(28) = -1 EBADF (Bad file descriptor) [pid 8728] close(29 [pid 8738] <... mkdir resumed>) = 0 [pid 8728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8728] exit_group(0 [pid 8738] chdir("./bus" [pid 8728] <... exit_group resumed>) = ? [pid 8738] <... chdir resumed>) = 0 [pid 8728] +++ exited with 0 +++ [pid 8738] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=38 /* 0.38 s */} --- [pid 8738] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [ 251.282615][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 251.290685][ T8738] XFS (loop0): Ending clean mount [ 251.291687][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 251.305599][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.314550][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.323449][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 8738] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... restart_syscall resumed>) = 0 [pid 5225] umount2("./75", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 251.333543][ T8737] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 251.360530][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 251.371998][ T25] XFS (loop0): Unmount and run xfs_repair [ 251.377868][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 251.385330][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 251.394520][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 251.403420][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 251.412507][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 251.421516][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5225] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8754] <... write resumed>) = 16777216 [pid 5225] <... openat resumed>) = 3 [pid 5224] <... close resumed>) = 0 [pid 8754] munmap(0x7f1398600000, 138412032 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 78 ./strace-static-x86_64: Process 8772 attached [pid 5225] getdents64(3, [pid 8772] set_robust_list(0x55557c72f760, 24 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8772] <... set_robust_list resumed>) = 0 [pid 5225] umount2("./75/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8772] chdir("./76" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8772] <... chdir resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./75/cgroup", [pid 8772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8772] <... prctl resumed>) = 0 [pid 8754] <... munmap resumed>) = 0 [pid 5225] unlink("./75/cgroup" [ 251.430553][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.440701][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.449798][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.459985][ T8738] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8754] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8772] setpgid(0, 0 [pid 8754] <... openat resumed>) = 4 [pid 5225] <... unlink resumed>) = 0 [pid 8754] ioctl(4, LOOP_SET_FD, 3 [pid 8772] <... setpgid resumed>) = 0 [pid 5225] umount2("./75/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8772] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8772] <... symlink resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./75/cgroup.cpu", [pid 8772] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8772] <... symlink resumed>) = 0 [pid 5225] unlink("./75/cgroup.cpu" [pid 8772] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5225] <... unlink resumed>) = 0 [pid 8772] <... symlink resumed>) = 0 [pid 5225] umount2("./75/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8772] <... openat resumed>) = 3 [pid 5225] newfstatat(AT_FDCWD, "./75/cgroup.net", [pid 8772] write(3, "1000", 4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8772] <... write resumed>) = 4 [pid 8754] <... ioctl resumed>) = 0 [pid 5225] unlink("./75/cgroup.net" [pid 8772] close(3 [pid 8754] close(3 [ 251.482987][ T8754] loop4: detected capacity change from 0 to 32768 [ 251.494026][ T8737] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 251.496123][ T8738] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 251.508926][ T8737] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5225] <... unlink resumed>) = 0 [pid 8772] <... close resumed>) = 0 [pid 8754] <... close resumed>) = 0 [pid 8738] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8737] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8772] symlink("/dev/binderfs", "./binderfs" [pid 8754] close(4 [pid 8737] mkdir(NULL, 000 [pid 5225] umount2("./75/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8754] <... close resumed>) = 0 [pid 8738] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8738] close(3) = 0 [pid 8738] close(4) = -1 EBADF (Bad file descriptor) [pid 8738] close(5) = -1 EBADF (Bad file descriptor) [pid 8738] close(6) = -1 EBADF (Bad file descriptor) [pid 8738] close(7) = -1 EBADF (Bad file descriptor) [pid 8738] close(8) = -1 EBADF (Bad file descriptor) [pid 8738] close(9 [pid 8754] mkdir("./file0", 0777 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(10) = -1 EBADF (Bad file descriptor) [pid 8738] close(11) = -1 EBADF (Bad file descriptor) [pid 8738] close(12) = -1 EBADF (Bad file descriptor) [pid 8738] close(13) = -1 EBADF (Bad file descriptor) [pid 8738] close(14) = -1 EBADF (Bad file descriptor) [pid 8738] close(15executing program ) = -1 EBADF (Bad file descriptor) [pid 8772] <... symlink resumed>) = 0 [pid 8754] <... mkdir resumed>) = 0 [pid 8737] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8772] write(1, "executing program\n", 18 [pid 8754] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8772] <... write resumed>) = 18 [pid 8738] close(16 [pid 8737] close(3 [pid 5225] newfstatat(AT_FDCWD, "./75/binderfs", [pid 8772] memfd_create("syzkaller", 0 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8772] <... memfd_create resumed>) = 3 [pid 8738] close(17 [pid 8737] close(4 [pid 5225] unlink("./75/binderfs" [pid 8772] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 8738] close(18) = -1 EBADF (Bad file descriptor) [pid 8737] close(5 [pid 5225] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 251.523867][ T8738] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8738] close(19 [pid 8737] close(6 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(20) = -1 EBADF (Bad file descriptor) [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(21 [pid 8737] close(7 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(22 [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(23 [pid 8737] close(8 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(24 [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] close(9 [pid 8738] close(25 [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] close(10 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(26 [pid 8737] close(11) = -1 EBADF (Bad file descriptor) [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] close(12 [pid 8738] close(27 [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] close(13 [pid 8738] close(28) = -1 EBADF (Bad file descriptor) [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] close(29 [pid 8737] close(14 [pid 8738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8738] exit_group(0 [pid 8737] close(15 [pid 8738] <... exit_group resumed>) = ? [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] close(16) = -1 EBADF (Bad file descriptor) [pid 8737] close(17) = -1 EBADF (Bad file descriptor) [pid 8737] close(18) = -1 EBADF (Bad file descriptor) [pid 8737] close(19) = -1 EBADF (Bad file descriptor) [pid 8737] close(20) = -1 EBADF (Bad file descriptor) [pid 8738] +++ exited with 0 +++ [pid 8737] close(21) = -1 EBADF (Bad file descriptor) [pid 8737] close(22) = -1 EBADF (Bad file descriptor) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 8737] close(23) = -1 EBADF (Bad file descriptor) [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 8737] close(24) = -1 EBADF (Bad file descriptor) [pid 8737] close(25) = -1 EBADF (Bad file descriptor) [pid 8737] close(26) = -1 EBADF (Bad file descriptor) [pid 8737] close(27) = -1 EBADF (Bad file descriptor) [pid 8737] close(28) = -1 EBADF (Bad file descriptor) [pid 5221] <... restart_syscall resumed>) = 0 [ 251.567911][ T8754] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 251.584192][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8737] close(29 [pid 5225] <... umount2 resumed>) = 0 [pid 8737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8737] exit_group(0 [pid 5225] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8737] <... exit_group resumed>) = ? [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./75/file0", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] umount2("./75/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(3, "", [pid 5225] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8737] +++ exited with 0 +++ [pid 5225] <... openat resumed>) = 4 [pid 5221] getdents64(3, [pid 5225] newfstatat(4, "", [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(4, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=36 /* 0.36 s */} --- [pid 5221] newfstatat(AT_FDCWD, "./80/cgroup", [pid 5225] getdents64(4, [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] unlink("./80/cgroup" [pid 5225] close(4 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5221] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] rmdir("./75/file0" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... restart_syscall resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./80/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5221] unlink("./80/cgroup.cpu" [pid 5223] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(3, [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] close(3 [pid 5223] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... close resumed>) = 0 [pid 5223] newfstatat(3, "", [pid 5221] newfstatat(AT_FDCWD, "./80/cgroup.net", [pid 5225] rmdir("./75" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, [pid 5221] unlink("./80/cgroup.net" [pid 5225] mkdir("./76", 0777 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5223] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... openat resumed>) = 3 [pid 5223] newfstatat(AT_FDCWD, "./79/cgroup", [pid 5221] newfstatat(AT_FDCWD, "./80/binderfs", [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 5223] unlink("./79/cgroup" [pid 5221] unlink("./80/binderfs" [pid 5225] close(3 [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./79/cgroup.cpu", [pid 8754] <... mount resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8754] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5223] unlink("./79/cgroup.cpu" [pid 8754] <... openat resumed>) = 3 [pid 5223] <... unlink resumed>) = 0 [pid 8754] chdir("./file0" [pid 5223] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8754] <... chdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./79/cgroup.net", [pid 8754] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8754] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] unlink("./79/cgroup.net" [pid 8754] mkdir("./bus", 0777 [pid 5223] <... unlink resumed>) = 0 [pid 8754] <... mkdir resumed>) = 0 [pid 5223] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8754] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8754] chdir("./bus" [pid 5223] newfstatat(AT_FDCWD, "./79/binderfs", [pid 8754] <... chdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8754] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8754] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8754] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 251.705129][ T8754] XFS (loop4): Ending clean mount [ 251.716206][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 251.759624][ T5280] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 251.773634][ T5280] XFS (loop4): Unmount and run xfs_repair [ 251.779419][ T5280] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 5223] unlink("./79/binderfs") = 0 [pid 8772] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... close resumed>) = 0 [ 251.803684][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 251.812707][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 251.834111][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 251.843046][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8781 attached [pid 5221] <... umount2 resumed>) = 0 [pid 8781] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 78 [pid 5221] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8781] <... set_robust_list resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8781] chdir("./76" [pid 5221] newfstatat(AT_FDCWD, "./80/file0", [pid 8781] <... chdir resumed>) = 0 [pid 8781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8781] <... prctl resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8781] setpgid(0, 0 [ 251.852923][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 251.854910][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 251.861984][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.879314][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.888539][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 251.897773][ T8754] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8781] <... setpgid resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", [pid 8781] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, [pid 8781] <... symlink resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8781] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5221] getdents64(4, [pid 8781] <... symlink resumed>) = 0 [pid 8781] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8781] <... symlink resumed>) = 0 [pid 8781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5223] <... umount2 resumed>) = 0 [pid 5221] close(4 [pid 8781] <... openat resumed>) = 3 [pid 5221] <... close resumed>) = 0 [pid 8781] write(3, "1000", 4 [pid 5223] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8781] <... write resumed>) = 4 [pid 5221] rmdir("./80/file0" [pid 8781] close(3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8781] <... close resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./79/file0", [pid 5221] <... rmdir resumed>) = 0 [pid 8781] symlink("/dev/binderfs", "./binderfs" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8781] <... symlink resumed>) = 0 [pid 8754] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(3, [pid 8781] write(1, "executing program\n", 18executing program [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8781] <... write resumed>) = 18 [pid 5223] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8754] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5221] close(3 [pid 8754] close(3) = 0 [pid 8754] close(4) = -1 EBADF (Bad file descriptor) [pid 8754] close(5 [pid 5223] <... openat resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 8754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./80" [pid 8754] close(6) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 8754] close(7 [pid 5221] mkdir("./81", 0777 [pid 8754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8754] close(8) = -1 EBADF (Bad file descriptor) [pid 5221] <... mkdir resumed>) = 0 [pid 8754] close(9 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8781] memfd_create("syzkaller", 0 [pid 8754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 3 [pid 8754] close(10 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 8781] <... memfd_create resumed>) = 3 [pid 5223] newfstatat(4, "", [pid 8781] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8781] <... mmap resumed>) = 0x7f1398600000 [pid 8754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 5223] getdents64(4, [pid 8754] close(11) = -1 EBADF (Bad file descriptor) [pid 8754] close(12) = -1 EBADF (Bad file descriptor) [pid 8754] close(13) = -1 EBADF (Bad file descriptor) [pid 8754] close(14) = -1 EBADF (Bad file descriptor) [pid 8754] close(15) = -1 EBADF (Bad file descriptor) [pid 8754] close(16) = -1 EBADF (Bad file descriptor) [pid 8754] close(17) = -1 EBADF (Bad file descriptor) [pid 8754] close(18) = -1 EBADF (Bad file descriptor) [pid 8754] close(19) = -1 EBADF (Bad file descriptor) [pid 8754] close(20) = -1 EBADF (Bad file descriptor) [pid 8754] close(21) = -1 EBADF (Bad file descriptor) [pid 8754] close(22) = -1 EBADF (Bad file descriptor) [pid 8754] close(23) = -1 EBADF (Bad file descriptor) [pid 8754] close(24) = -1 EBADF (Bad file descriptor) [pid 8754] close(25) = -1 EBADF (Bad file descriptor) [pid 8754] close(26) = -1 EBADF (Bad file descriptor) [pid 8754] close(27) = -1 EBADF (Bad file descriptor) [pid 8754] close(28) = -1 EBADF (Bad file descriptor) [pid 8754] close(29) = -1 EBADF (Bad file descriptor) [pid 8754] exit_group(0) = ? [pid 8754] +++ exited with 0 +++ [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 5226] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./78/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./78/cgroup") = 0 [pid 5226] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] close(4 [pid 5226] newfstatat(AT_FDCWD, "./78/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 251.939660][ T8754] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 251.961202][ T8754] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5226] unlink("./78/cgroup.cpu") = 0 [pid 5223] <... close resumed>) = 0 [pid 5226] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] rmdir("./79/file0" [pid 5226] newfstatat(AT_FDCWD, "./78/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] unlink("./78/cgroup.net") = 0 [pid 5223] getdents64(3, [pid 5226] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./78/binderfs" [pid 5223] rmdir("./79" [pid 5226] <... unlink resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] mkdir("./80", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8782 attached , child_tidptr=0x55557c72f750) = 83 [pid 8782] set_robust_list(0x55557c72f760, 24) = 0 [pid 8782] chdir("./81") = 0 [pid 8782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8782] setpgid(0, 0) = 0 [pid 8782] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 8782] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8782] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8782] write(3, "1000", 4) = 4 [pid 8782] close(3) = 0 [pid 8782] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8782] write(1, "executing program\n", 18executing program ) = 18 [ 252.195919][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8782] memfd_create("syzkaller", 0) = 3 [pid 8782] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] <... umount2 resumed>) = 0 [pid 8772] <... write resumed>) = 16777216 [pid 5226] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8772] munmap(0x7f1398600000, 138412032 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./78/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", [pid 8772] <... munmap resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8772] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] getdents64(4, [pid 8772] <... openat resumed>) = 4 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8772] ioctl(4, LOOP_SET_FD, 3 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./78/file0") = 0 [pid 8772] <... ioctl resumed>) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8772] close(3 [pid 5226] close(3 [pid 8772] <... close resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 8772] close(4 [pid 5226] rmdir("./78" [pid 8772] <... close resumed>) = 0 [pid 8772] mkdir("./file0", 0777 [pid 5226] <... rmdir resumed>) = 0 [pid 8772] <... mkdir resumed>) = 0 [pid 5226] mkdir("./79", 0777 [pid 8772] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... mkdir resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [ 252.311571][ T8772] loop2: detected capacity change from 0 to 32768 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8786 attached [pid 8786] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 82 [pid 8786] <... set_robust_list resumed>) = 0 [pid 8786] chdir("./80") = 0 [pid 8786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 8786] setpgid(0, 0) = 0 [pid 8786] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8786] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8786] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 8786] write(3, "1000", 4) = 4 [pid 8786] close(3) = 0 [pid 8786] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5226] close(3 [pid 8786] write(1, "executing program\n", 18) = 18 [pid 8786] memfd_create("syzkaller", 0) = 3 [pid 8786] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 252.476260][ T8772] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8781] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [ 252.706494][ T8772] XFS (loop2): Ending clean mount [ 252.721784][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 executing program [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8782] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216./strace-static-x86_64: Process 8792 attached [pid 8792] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 81 [pid 8792] <... set_robust_list resumed>) = 0 [pid 8792] chdir("./79") = 0 [pid 8792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8792] setpgid(0, 0) = 0 [pid 8792] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 8792] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 8792] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 8792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8792] write(3, "1000", 4) = 4 [pid 8792] close(3) = 0 [pid 8792] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8792] write(1, "executing program\n", 18) = 18 [pid 8792] memfd_create("syzkaller", 0) = 3 [pid 8792] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8772] <... mount resumed>) = 0 [pid 8772] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8772] chdir("./file0") = 0 [pid 8772] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8772] mkdir("./bus", 0777) = 0 [pid 8772] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8772] chdir("./bus") = 0 [pid 8772] openat(AT_FDCWD, NULL, O_RDONLY [pid 8786] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8772] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8772] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8772] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8781] <... write resumed>) = 16777216 [ 252.754915][ T60] XFS (loop2): Unmount and run xfs_repair [ 252.760720][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 8781] munmap(0x7f1398600000, 138412032) = 0 [ 252.803108][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 252.824836][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 252.844466][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 8781] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 8781] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8781] close(3) = 0 [ 252.863742][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 252.883767][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 252.883947][ T8781] loop3: detected capacity change from 0 to 32768 [ 252.903386][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8781] close(4) = 0 [pid 8781] mkdir("./file0", 0777) = 0 [ 252.925842][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 252.947677][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 252.968378][ T8772] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 253.010593][ T8772] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 253.034227][ T8781] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8781] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8782] <... write resumed>) = 16777216 [pid 8786] <... write resumed>) = 16777216 [pid 8782] munmap(0x7f1398600000, 138412032 [pid 8786] munmap(0x7f1398600000, 138412032 [pid 8772] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8772] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8772] close(3) = 0 [pid 8772] close(4) = -1 EBADF (Bad file descriptor) [pid 8772] close(5) = -1 EBADF (Bad file descriptor) [pid 8772] close(6) = -1 EBADF (Bad file descriptor) [pid 8772] close(7) = -1 EBADF (Bad file descriptor) [pid 8772] close(8) = -1 EBADF (Bad file descriptor) [pid 8772] close(9) = -1 EBADF (Bad file descriptor) [pid 8772] close(10) = -1 EBADF (Bad file descriptor) [pid 8772] close(11) = -1 EBADF (Bad file descriptor) [pid 8772] close(12) = -1 EBADF (Bad file descriptor) [pid 8772] close(13) = -1 EBADF (Bad file descriptor) [pid 8772] close(14) = -1 EBADF (Bad file descriptor) [pid 8782] <... munmap resumed>) = 0 [pid 8772] close(15) = -1 EBADF (Bad file descriptor) [pid 8772] close(16) = -1 EBADF (Bad file descriptor) [pid 8772] close(17) = -1 EBADF (Bad file descriptor) [pid 8772] close(18) = -1 EBADF (Bad file descriptor) [pid 8786] <... munmap resumed>) = 0 [pid 8772] close(19) = -1 EBADF (Bad file descriptor) [pid 8772] close(20) = -1 EBADF (Bad file descriptor) [pid 8772] close(21 [pid 8786] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8772] close(22 [pid 8786] <... openat resumed>) = 4 [pid 8772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8772] close(23) = -1 EBADF (Bad file descriptor) [pid 8772] close(24) = -1 EBADF (Bad file descriptor) [ 253.056921][ T8772] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 8786] ioctl(4, LOOP_SET_FD, 3 [pid 8772] close(25) = -1 EBADF (Bad file descriptor) [pid 8772] close(26) = -1 EBADF (Bad file descriptor) [pid 8782] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8772] close(27 [pid 8782] <... openat resumed>) = 4 [pid 8772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] ioctl(4, LOOP_SET_FD, 3 [pid 8786] <... ioctl resumed>) = 0 [pid 8772] close(28) = -1 EBADF (Bad file descriptor) [pid 8786] close(3) = 0 [pid 8786] close(4 [pid 8772] close(29 [pid 8786] <... close resumed>) = 0 [pid 8786] mkdir("./file0", 0777 [pid 8772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] <... mkdir resumed>) = 0 [pid 8781] <... mount resumed>) = 0 [pid 8772] exit_group(0 [pid 8786] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8781] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8772] <... exit_group resumed>) = ? [pid 8781] <... openat resumed>) = 3 [pid 8772] +++ exited with 0 +++ [pid 8782] <... ioctl resumed>) = 0 [pid 8781] chdir("./file0" [pid 8782] close(3 [pid 8781] <... chdir resumed>) = 0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=38 /* 0.38 s */} --- [pid 8782] <... close resumed>) = 0 [pid 8781] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 8782] close(4 [pid 8781] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 253.096423][ T8786] loop1: detected capacity change from 0 to 32768 [ 253.098773][ T8782] loop0: detected capacity change from 0 to 32768 [ 253.131019][ T8781] XFS (loop3): Ending clean mount [pid 8782] <... close resumed>) = 0 [pid 8781] mkdir("./bus", 0777) = 0 [pid 8781] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8781] chdir("./bus") = 0 [pid 8781] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8781] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... restart_syscall resumed>) = 0 [pid 8781] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8781] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8782] mkdir("./file0", 0777 [pid 5224] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8782] <... mkdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8782] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] <... openat resumed>) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./76/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./76/cgroup") = 0 [pid 5224] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./76/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./76/cgroup.cpu") = 0 [ 253.158117][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 253.189850][ T9] XFS (loop3): Unmount and run xfs_repair [ 253.196016][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 253.203443][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 253.212429][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 253.221403][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 253.230378][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 253.239527][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 253.248794][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8792] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./76/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 253.257969][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.267213][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.277986][ T8781] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] unlink("./76/cgroup.net") = 0 [pid 8781] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 253.305270][ T8781] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 253.320606][ T8781] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 253.333858][ T8786] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] newfstatat(AT_FDCWD, "./76/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8781] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5224] unlink("./76/binderfs" [pid 8781] close(3 [pid 5224] <... unlink resumed>) = 0 [pid 8781] <... close resumed>) = 0 [pid 5224] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8781] close(4) = -1 EBADF (Bad file descriptor) [pid 8781] close(5 [pid 8786] <... mount resumed>) = 0 [pid 8786] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8786] chdir("./file0") = 0 [pid 8786] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8786] mkdir("./bus", 0777 [pid 8781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8781] close(6) = -1 EBADF (Bad file descriptor) [pid 8781] close(7) = -1 EBADF (Bad file descriptor) [pid 8781] close(8) = -1 EBADF (Bad file descriptor) [pid 8781] close(9) = -1 EBADF (Bad file descriptor) [pid 8781] close(10) = -1 EBADF (Bad file descriptor) [pid 8781] close(11) = -1 EBADF (Bad file descriptor) [pid 8781] close(12) = -1 EBADF (Bad file descriptor) [pid 8781] close(13) = -1 EBADF (Bad file descriptor) [pid 8781] close(14) = -1 EBADF (Bad file descriptor) [pid 8781] close(15) = -1 EBADF (Bad file descriptor) [pid 8781] close(16) = -1 EBADF (Bad file descriptor) [pid 8781] close(17) = -1 EBADF (Bad file descriptor) [pid 8781] close(18) = -1 EBADF (Bad file descriptor) [pid 8781] close(19) = -1 EBADF (Bad file descriptor) [pid 8781] close(20) = -1 EBADF (Bad file descriptor) [pid 8781] close(21) = -1 EBADF (Bad file descriptor) [pid 8781] close(22) = -1 EBADF (Bad file descriptor) [pid 8781] close(23) = -1 EBADF (Bad file descriptor) [pid 8781] close(24) = -1 EBADF (Bad file descriptor) [pid 8781] close(25) = -1 EBADF (Bad file descriptor) [pid 8781] close(26) = -1 EBADF (Bad file descriptor) [pid 8781] close(27) = -1 EBADF (Bad file descriptor) [pid 8781] close(28) = -1 EBADF (Bad file descriptor) [pid 8781] close(29) = -1 EBADF (Bad file descriptor) [pid 8781] exit_group(0) = ? [pid 8781] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./76", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 253.350930][ T8782] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 253.365384][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 253.380079][ T8786] XFS (loop1): Ending clean mount [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./76/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./76/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./76/cgroup") = 0 [pid 5225] umount2("./76/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./76/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./76/cgroup.cpu") = 0 [pid 5225] umount2("./76/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8786] <... mkdir resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8786] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] newfstatat(AT_FDCWD, "./76/cgroup.net", [pid 8786] chdir("./bus" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8786] <... chdir resumed>) = 0 [pid 5225] unlink("./76/cgroup.net" [pid 8786] openat(AT_FDCWD, NULL, O_RDONLY [pid 8792] <... write resumed>) = 16777216 [pid 5225] <... unlink resumed>) = 0 [pid 8792] munmap(0x7f1398600000, 138412032 [pid 8786] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] umount2("./76/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8786] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8786] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./76/binderfs", [ 253.466992][ T8782] XFS (loop0): Ending clean mount [pid 8786] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8792] <... munmap resumed>) = 0 [pid 8782] <... mount resumed>) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 8792] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8782] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8792] <... openat resumed>) = 4 [pid 8782] <... openat resumed>) = 3 [pid 8792] ioctl(4, LOOP_SET_FD, 3 [pid 8782] chdir("./file0" [pid 5225] unlink("./76/binderfs" [pid 5224] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8782] <... chdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 253.492518][ T5280] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 253.512004][ T5280] XFS (loop1): Unmount and run xfs_repair [ 253.518829][ T5280] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 253.527156][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 253.534314][ T8792] loop4: detected capacity change from 0 to 32768 [pid 8782] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8782] mkdir("./bus", 0777 [pid 8792] <... ioctl resumed>) = 0 [pid 8782] <... mkdir resumed>) = 0 [pid 5225] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./76/file0", [pid 8792] close(3 [pid 8782] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8792] <... close resumed>) = 0 [pid 8782] chdir("./bus" [pid 8792] close(4 [pid 8782] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8792] <... close resumed>) = 0 [pid 8782] openat(AT_FDCWD, NULL, O_RDONLY [pid 8792] mkdir("./file0", 0777 [pid 8782] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8792] <... mkdir resumed>) = 0 [pid 8792] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8782] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8782] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 253.537515][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 253.552329][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 253.563337][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 253.574659][ T8782] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5224] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 253.584039][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 253.597313][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 253.598895][ T8782] XFS (loop0): Unmount and run xfs_repair [ 253.613146][ T8782] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 253.621300][ T8782] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 253.631608][ T8782] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./76/file0") = 0 [ 253.640790][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.640816][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.640835][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.640891][ T8786] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] getdents64(3, [pid 8786] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./76") = 0 [pid 5224] mkdir("./77", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 253.643448][ T8786] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 253.660345][ T8782] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 253.668817][ T8786] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 253.689407][ T8792] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 253.695903][ T8782] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 253.731140][ T8782] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5224] close(3 [pid 8786] mkdir(NULL, 000 [pid 5224] <... close resumed>) = 0 [pid 8786] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8786] close(3) = 0 [pid 8786] close(4) = -1 EBADF (Bad file descriptor) [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8786] close(5./strace-static-x86_64: Process 8824 attached ) = -1 EBADF (Bad file descriptor) [ 253.750949][ T8782] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.760334][ T8782] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.769689][ T8782] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 253.779340][ T8782] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 79 [pid 8824] set_robust_list(0x55557c72f760, 24 [pid 8786] close(6 [pid 8782] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8824] <... set_robust_list resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8824] chdir("./77" [pid 8786] close(7 [pid 8824] <... chdir resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8786] close(8 [pid 8824] <... prctl resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8824] setpgid(0, 0 [pid 8786] close(9 [pid 8824] <... setpgid resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8824] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 8786] close(10 [pid 8824] <... symlink resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] mkdir(NULL, 000 [pid 8824] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 8786] close(11 [pid 8824] <... symlink resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = 0 [pid 8782] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8824] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 8786] close(12 [pid 8824] <... symlink resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8786] close(13 [pid 8824] <... openat resumed>) = 3 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8824] write(3, "1000", 4 [pid 8786] close(14) = -1 EBADF (Bad file descriptor) [pid 8782] close(3 [pid 8824] <... write resumed>) = 4 [pid 8786] close(15 [pid 8824] close(3 [pid 8782] <... close resumed>) = 0 [pid 8824] <... close resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] close(4 [pid 8824] symlink("/dev/binderfs", "./binderfs" [pid 8786] close(16executing program [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8824] <... symlink resumed>) = 0 [pid 8786] close(17 [pid 8782] close(5 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] close(18 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./76/file0", [pid 8824] write(1, "executing program\n", 18 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] close(6 [pid 8824] <... write resumed>) = 18 [pid 8786] close(19 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./76/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8824] memfd_create("syzkaller", 0 [pid 8786] close(20 [pid 8782] close(7 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] close(21 [pid 8782] close(8 [pid 8824] <... memfd_create resumed>) = 3 [pid 5225] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8824] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 4 [pid 8824] <... mmap resumed>) = 0x7f1398600000 [pid 8786] close(22 [pid 8782] close(9 [pid 5225] newfstatat(4, "", [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] close(10 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8786] close(23 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 253.816954][ T8782] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 253.832479][ T8782] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5225] getdents64(4, [pid 8782] close(11 [pid 8786] close(24 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] close(12 [pid 5225] getdents64(4, [pid 8786] close(25 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8782] close(13 [pid 5225] close(4 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 8786] close(26 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] rmdir("./76/file0" [pid 8782] close(14 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 8786] close(27 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(3, [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] close(15 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8786] close(28 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] close(3 [pid 8782] close(16 [pid 5225] <... close resumed>) = 0 [pid 8786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] rmdir("./76" [pid 8786] close(29) = -1 EBADF (Bad file descriptor) [pid 8782] close(17 [pid 5225] <... rmdir resumed>) = 0 [pid 5225] mkdir("./77", 0777 [pid 8786] exit_group(0) = ? [pid 5225] <... mkdir resumed>) = 0 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8786] +++ exited with 0 +++ [pid 8782] close(18 [pid 5225] <... openat resumed>) = 3 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] ioctl(3, LOOP_CLR_FD [pid 8782] close(19 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=35 /* 0.35 s */} --- [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... ioctl resumed>) = 0 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 8782] close(20 [pid 5225] close(3 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... restart_syscall resumed>) = 0 [pid 8782] close(21) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 8782] close(22 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8826 attached [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] set_robust_list(0x55557c72f760, 24 [pid 8782] close(23 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 79 [pid 5223] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8826] <... set_robust_list resumed>) = 0 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 8826] chdir("./77" [pid 5223] newfstatat(3, "", [pid 8826] <... chdir resumed>) = 0 [pid 8782] close(24 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(3, [pid 8826] <... prctl resumed>) = 0 [pid 8782] close(25 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8826] setpgid(0, 0 [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] <... setpgid resumed>) = 0 [pid 8782] close(26 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./80/cgroup", [pid 8826] <... symlink resumed>) = 0 [pid 8782] close(27 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8826] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./80/cgroup" [pid 8826] <... symlink resumed>) = 0 [pid 8782] close(28 [pid 5223] <... unlink resumed>) = 0 [pid 8826] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] <... symlink resumed>) = 0 [pid 8782] close(29 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./80/cgroup.cpu", [pid 8826] <... openat resumed>) = 3 [pid 8782] exit_group(0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8826] write(3, "1000", 4 [pid 8782] <... exit_group resumed>) = ? [pid 5223] unlink("./80/cgroup.cpu" [pid 8826] <... write resumed>) = 4 [pid 8782] +++ exited with 0 +++ [pid 5223] <... unlink resumed>) = 0 [pid 8826] close(3 [pid 5223] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=14 /* 0.14 s */, si_stime=51 /* 0.51 s */} --- [pid 8826] symlink("/dev/binderfs", "./binderfs" [pid 5223] newfstatat(AT_FDCWD, "./80/cgroup.net", executing program [pid 8826] <... symlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8826] write(1, "executing program\n", 18 [pid 5223] unlink("./80/cgroup.net" [pid 8826] <... write resumed>) = 18 [pid 5223] <... unlink resumed>) = 0 [pid 5221] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] memfd_create("syzkaller", 0 [pid 5223] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] <... memfd_create resumed>) = 3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] newfstatat(AT_FDCWD, "./80/binderfs", [pid 8826] <... mmap resumed>) = 0x7f1398600000 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] unlink("./80/binderfs") = 0 [pid 5223] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./81/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./81/cgroup") = 0 [pid 5221] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./81/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./81/cgroup.cpu") = 0 [pid 5221] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./81/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./81/cgroup.net") = 0 [pid 5221] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./81/binderfs") = 0 [ 254.038127][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 254.054071][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8824] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./81/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./81/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./81") = 0 [pid 5221] mkdir("./82", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5223] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./80/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./80/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./80") = 0 [pid 5223] mkdir("./81", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 8824] <... write resumed>) = 16777216 [pid 8824] munmap(0x7f1398600000, 138412032) = 0 [pid 8792] <... mount resumed>) = 0 [ 254.341527][ T8792] XFS (loop4): Ending clean mount [pid 8824] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8792] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8792] chdir("./file0") = 0 [pid 8792] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8792] mkdir("./bus", 0777 [pid 8826] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8824] <... openat resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8824] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8824] close(3) = 0 [pid 8824] close(4) = 0 [pid 8824] mkdir("./file0", 0777) = 0 [pid 8824] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 84 [pid 5223] <... close resumed>) = 0 [ 254.494310][ T8824] loop2: detected capacity change from 0 to 32768 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8829 attached [pid 8829] set_robust_list(0x55557c72f760, 24) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 83 [pid 8829] chdir("./81") = 0 [pid 8829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8829] setpgid(0, 0) = 0 [pid 8829] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8829] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8829] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 executing program [pid 8829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8829] write(3, "1000", 4) = 4 [pid 8829] close(3) = 0 [pid 8829] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8829] write(1, "executing program\n", 18) = 18 [pid 8829] memfd_create("syzkaller", 0) = 3 [pid 8829] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 ./strace-static-x86_64: Process 8827 attached [pid 8826] <... write resumed>) = 16777216 [pid 8792] <... mkdir resumed>) = 0 [pid 8827] set_robust_list(0x55557c72f760, 24 [pid 8826] munmap(0x7f1398600000, 138412032 [pid 8792] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8827] <... set_robust_list resumed>) = 0 [pid 8792] chdir("./bus") = 0 [pid 8827] chdir("./82" [pid 8792] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8792] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8792] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8827] <... chdir resumed>) = 0 [pid 8826] <... munmap resumed>) = 0 [pid 8827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8826] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8827] <... prctl resumed>) = 0 [pid 8826] <... openat resumed>) = 4 [pid 8827] setpgid(0, 0 [pid 8826] ioctl(4, LOOP_SET_FD, 3 [pid 8827] <... setpgid resumed>) = 0 [pid 8827] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 8826] <... ioctl resumed>) = 0 [pid 8827] <... symlink resumed>) = 0 [pid 8826] close(3 [pid 8827] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 8826] <... close resumed>) = 0 [pid 8827] <... symlink resumed>) = 0 [pid 8826] close(4 [pid 8827] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 8826] <... close resumed>) = 0 [pid 8827] <... symlink resumed>) = 0 [pid 8826] mkdir("./file0", 0777) = 0 [pid 8826] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8827] write(3, "1000", 4) = 4 [pid 8827] close(3) = 0 [pid 8827] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8827] write(1, "executing program\n", 18) = 18 [pid 8827] memfd_create("syzkaller", 0) = 3 [pid 8827] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 254.610835][ T8824] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 254.624280][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 254.637894][ T8826] loop3: detected capacity change from 0 to 32768 [ 254.638767][ T60] XFS (loop4): Unmount and run xfs_repair [ 254.674977][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 254.692197][ T8826] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 254.713642][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8824] <... mount resumed>) = 0 [pid 8824] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8824] chdir("./file0") = 0 [pid 8824] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8824] mkdir("./bus", 0777) = 0 [pid 8824] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8824] chdir("./bus") = 0 [pid 8824] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8824] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 254.731462][ T8824] XFS (loop2): Ending clean mount [ 254.749073][ T5280] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 254.761534][ T5280] XFS (loop2): Unmount and run xfs_repair [ 254.767873][ T5280] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 254.773847][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 254.776442][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 254.794955][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 254.804344][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 254.814302][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 254.815755][ T8826] XFS (loop3): Ending clean mount [ 254.823358][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 254.828353][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 254.838383][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 254.864396][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 254.873316][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 8824] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8826] <... mount resumed>) = 0 [pid 8826] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8826] chdir("./file0") = 0 [pid 8826] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8826] mkdir("./bus", 0777) = 0 [pid 8826] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8826] chdir("./bus") = 0 [pid 8826] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8826] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 254.882604][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 254.902730][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 254.902920][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 254.920872][ T8824] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 254.938358][ T8824] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 254.938388][ T25] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 254.964993][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 254.974414][ T8824] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 254.983132][ T25] XFS (loop3): Unmount and run xfs_repair [pid 8826] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8824] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8824] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8824] close(3) = 0 [pid 8824] close(4) = -1 EBADF (Bad file descriptor) [pid 8824] close(5) = -1 EBADF (Bad file descriptor) [pid 8824] close(6) = -1 EBADF (Bad file descriptor) [pid 8824] close(7) = -1 EBADF (Bad file descriptor) [pid 8824] close(8) = -1 EBADF (Bad file descriptor) [pid 8824] close(9) = -1 EBADF (Bad file descriptor) [pid 8824] close(10) = -1 EBADF (Bad file descriptor) [pid 8824] close(11) = -1 EBADF (Bad file descriptor) [pid 8824] close(12) = -1 EBADF (Bad file descriptor) [pid 8824] close(13) = -1 EBADF (Bad file descriptor) [pid 8824] close(14) = -1 EBADF (Bad file descriptor) [pid 8824] close(15) = -1 EBADF (Bad file descriptor) [pid 8824] close(16) = -1 EBADF (Bad file descriptor) [pid 8824] close(17) = -1 EBADF (Bad file descriptor) [pid 8824] close(18) = -1 EBADF (Bad file descriptor) [pid 8824] close(19) = -1 EBADF (Bad file descriptor) [pid 8824] close(20) = -1 EBADF (Bad file descriptor) [pid 8824] close(21) = -1 EBADF (Bad file descriptor) [pid 8824] close(22) = -1 EBADF (Bad file descriptor) [pid 8824] close(23) = -1 EBADF (Bad file descriptor) [pid 8824] close(24) = -1 EBADF (Bad file descriptor) [pid 8824] close(25) = -1 EBADF (Bad file descriptor) [pid 8824] close(26) = -1 EBADF (Bad file descriptor) [pid 8824] close(27) = -1 EBADF (Bad file descriptor) [pid 8824] close(28) = -1 EBADF (Bad file descriptor) [pid 8824] close(29) = -1 EBADF (Bad file descriptor) [pid 8824] exit_group(0) = ? [pid 8824] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=32 /* 0.32 s */} --- [pid 5224] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./77/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./77/cgroup") = 0 [pid 5224] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./77/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./77/cgroup.cpu") = 0 [pid 5224] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./77/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./77/cgroup.net") = 0 [ 254.989342][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 254.999639][ T25] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 255.008269][ T8792] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 255.020637][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8829] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./77/binderfs") = 0 [ 255.034238][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 255.034263][ T8792] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 255.043162][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 255.043183][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 255.043200][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 255.043216][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 255.043234][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 255.043252][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 255.103951][ T8792] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 255.121128][ T8826] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8792] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8827] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8792] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 255.154030][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8792] close(3) = 0 [pid 8792] close(4) = -1 EBADF (Bad file descriptor) [pid 8792] close(5) = -1 EBADF (Bad file descriptor) [pid 8792] close(6) = -1 EBADF (Bad file descriptor) [pid 8792] close(7) = -1 EBADF (Bad file descriptor) [pid 8792] close(8) = -1 EBADF (Bad file descriptor) [pid 8792] close(9) = -1 EBADF (Bad file descriptor) [pid 8792] close(10) = -1 EBADF (Bad file descriptor) [pid 8792] close(11) = -1 EBADF (Bad file descriptor) [pid 8792] close(12) = -1 EBADF (Bad file descriptor) [pid 8792] close(13) = -1 EBADF (Bad file descriptor) [pid 8792] close(14) = -1 EBADF (Bad file descriptor) [pid 8792] close(15) = -1 EBADF (Bad file descriptor) [pid 8792] close(16) = -1 EBADF (Bad file descriptor) [pid 8792] close(17) = -1 EBADF (Bad file descriptor) [pid 8792] close(18) = -1 EBADF (Bad file descriptor) [pid 8792] close(19) = -1 EBADF (Bad file descriptor) [pid 8792] close(20) = -1 EBADF (Bad file descriptor) [pid 8792] close(21) = -1 EBADF (Bad file descriptor) [ 255.193869][ T8826] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 8792] close(22) = -1 EBADF (Bad file descriptor) [pid 8792] close(23) = -1 EBADF (Bad file descriptor) [pid 8792] close(24 [pid 5224] <... umount2 resumed>) = 0 [pid 8792] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8792] close(25) = -1 EBADF (Bad file descriptor) [pid 8792] close(26) = -1 EBADF (Bad file descriptor) [pid 8792] close(27) = -1 EBADF (Bad file descriptor) [pid 8792] close(28) = -1 EBADF (Bad file descriptor) [pid 8792] close(29) = -1 EBADF (Bad file descriptor) [pid 8792] exit_group(0) = ? [pid 8792] +++ exited with 0 +++ [pid 5224] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8826] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8826] mkdir(NULL, 000 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./77/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... openat resumed>) = 3 [pid 5224] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] newfstatat(3, "", [pid 5224] <... openat resumed>) = 4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] newfstatat(4, "", [pid 8826] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] getdents64(3, [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] getdents64(4, [pid 5226] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] getdents64(4, [pid 5226] newfstatat(AT_FDCWD, "./79/cgroup", [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] close(4 [pid 5226] unlink("./79/cgroup" [pid 5224] <... close resumed>) = 0 [pid 8826] close(3 [pid 5226] <... unlink resumed>) = 0 [pid 5224] rmdir("./77/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./77") = 0 [pid 5224] mkdir("./78", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 8826] <... close resumed>) = 0 [pid 5226] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... ioctl resumed>) = 0 [ 255.248314][ T8826] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 8826] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] close(3 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./79/cgroup.cpu", [pid 8829] <... write resumed>) = 16777216 [pid 8826] close(5 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8829] munmap(0x7f1398600000, 138412032 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(6 [pid 5226] unlink("./79/cgroup.cpu" [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(7 [pid 5226] <... unlink resumed>) = 0 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(8 [pid 5226] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(9 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(10 [pid 5226] newfstatat(AT_FDCWD, "./79/cgroup.net", [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(11 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(12 [pid 5226] unlink("./79/cgroup.net" [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(13) = -1 EBADF (Bad file descriptor) [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] close(14 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./79/binderfs", [pid 8826] close(15 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(16 [pid 5226] unlink("./79/binderfs" [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8826] close(17) = -1 EBADF (Bad file descriptor) [pid 8826] close(18) = -1 EBADF (Bad file descriptor) [pid 8826] close(19) = -1 EBADF (Bad file descriptor) [pid 8826] close(20) = -1 EBADF (Bad file descriptor) [ 255.351459][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8829] <... munmap resumed>) = 0 [pid 8826] close(21 [pid 8829] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... openat resumed>) = 4 [pid 8826] close(22 [pid 5224] <... close resumed>) = 0 [pid 8829] ioctl(4, LOOP_SET_FD, 3 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 80 ./strace-static-x86_64: Process 8845 attached [pid 8826] close(23) = -1 EBADF (Bad file descriptor) [pid 8845] set_robust_list(0x55557c72f760, 24 [pid 8826] close(24 [pid 8845] <... set_robust_list resumed>) = 0 [pid 8829] <... ioctl resumed>) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 8845] chdir("./78" [pid 8829] close(3 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8827] <... write resumed>) = 16777216 [pid 8845] <... chdir resumed>) = 0 [pid 8829] <... close resumed>) = 0 [pid 8826] close(25 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8829] close(4 [pid 8827] munmap(0x7f1398600000, 138412032 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./79/file0", [pid 8845] <... prctl resumed>) = 0 [pid 8829] <... close resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 255.447503][ T8829] loop1: detected capacity change from 0 to 32768 [pid 8845] setpgid(0, 0 [pid 8829] mkdir("./file0", 0777 [pid 8826] close(26 [pid 8845] <... setpgid resumed>) = 0 [pid 8829] <... mkdir resumed>) = 0 [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8845] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 8829] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8827] <... munmap resumed>) = 0 [pid 8826] close(27 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8826] close(28 [pid 5226] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 8845] <... symlink resumed>) = 0 [pid 8826] close(29 [pid 5226] newfstatat(4, "", [pid 8826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8826] exit_group(0 [pid 5226] getdents64(4, [pid 8845] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 8826] <... exit_group resumed>) = ? [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8826] +++ exited with 0 +++ [pid 5226] getdents64(4, [pid 8845] <... symlink resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8845] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5226] close(4 [pid 8845] <... symlink resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5226] rmdir("./79/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] close(3 [pid 8845] <... openat resumed>) = 3 [pid 8827] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] <... close resumed>) = 0 [pid 8845] write(3, "1000", 4 [pid 8827] <... openat resumed>) = 4 [pid 5226] rmdir("./79" [pid 8845] <... write resumed>) = 4 [pid 8827] ioctl(4, LOOP_SET_FD, 3executing program [pid 5226] <... rmdir resumed>) = 0 [pid 8845] close(3 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=34 /* 0.34 s */} --- [pid 5225] umount2("./77", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, [pid 8845] <... close resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8845] symlink("/dev/binderfs", "./binderfs" [pid 5225] umount2("./77/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8845] <... symlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8845] write(1, "executing program\n", 18 [pid 5225] newfstatat(AT_FDCWD, "./77/cgroup", [pid 8845] <... write resumed>) = 18 [pid 5226] mkdir("./80", 0777 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8845] memfd_create("syzkaller", 0 [pid 5226] <... mkdir resumed>) = 0 [pid 5225] unlink("./77/cgroup" [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... unlink resumed>) = 0 [pid 8845] <... memfd_create resumed>) = 3 [pid 5226] <... openat resumed>) = 3 [pid 5225] umount2("./77/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8845] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] <... ioctl resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./77/cgroup.cpu", [pid 8845] <... mmap resumed>) = 0x7f1398600000 [pid 5226] close(3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./77/cgroup.cpu" [pid 8827] <... ioctl resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [ 255.539577][ T8827] loop0: detected capacity change from 0 to 32768 [ 255.542572][ T8829] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8827] close(3 [pid 5226] <... close resumed>) = 0 [pid 5225] umount2("./77/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8827] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8827] close(4) = 0 [pid 8827] mkdir("./file0", 0777) = 0 [pid 8827] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] newfstatat(AT_FDCWD, "./77/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./77/cgroup.net") = 0 [pid 5225] umount2("./77/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./77/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./77/binderfs") = 0 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 82 [pid 5225] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8852 attached [pid 8852] set_robust_list(0x55557c72f760, 24) = 0 [pid 8852] chdir("./80") = 0 [pid 8852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8852] setpgid(0, 0) = 0 [pid 8852] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 8852] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 8852] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 8852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8852] write(3, "1000", 4) = 4 [pid 8852] close(3) = 0 [pid 8852] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8852] write(1, "executing program\n", 18) = 18 [pid 8852] memfd_create("syzkaller", 0) = 3 [pid 8845] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8852] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 255.705735][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 255.776128][ T8827] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./77/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./77/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./77/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./77") = 0 [pid 5225] mkdir("./78", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 8827] <... mount resumed>) = 0 [pid 8827] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8827] chdir("./file0") = 0 [pid 8827] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8829] <... mount resumed>) = 0 [pid 8827] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8829] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8827] mkdir("./bus", 0777 [pid 8829] <... openat resumed>) = 3 [ 255.934830][ T8829] XFS (loop1): Ending clean mount [ 255.943729][ T8827] XFS (loop0): Ending clean mount [pid 8829] chdir("./file0" [pid 8827] <... mkdir resumed>) = 0 [pid 8829] <... chdir resumed>) = 0 [pid 8829] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8827] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8829] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8827] chdir("./bus" [pid 8829] mkdir("./bus", 0777 [pid 8827] <... chdir resumed>) = 0 [pid 8827] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8827] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8829] <... mkdir resumed>) = 0 [pid 8827] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8829] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8829] chdir("./bus") = 0 [pid 8829] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8845] <... write resumed>) = 16777216 [pid 8829] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8845] munmap(0x7f1398600000, 138412032 [pid 8829] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 256.017126][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 256.029318][ T5280] XFS (loop0): Unmount and run xfs_repair [ 256.043737][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 8829] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8845] <... munmap resumed>) = 0 [pid 8845] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 8845] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8852] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 256.064190][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 256.078544][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 256.088085][ T9] XFS (loop1): Unmount and run xfs_repair [ 256.095041][ T8845] loop2: detected capacity change from 0 to 32768 [ 256.103824][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8845] close(3 [pid 5225] <... close resumed>) = 0 [pid 8845] <... close resumed>) = 0 [pid 8845] close(4 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8845] <... close resumed>) = 0 [pid 8845] mkdir("./file0", 0777 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 80 [pid 8845] <... mkdir resumed>) = 0 [ 256.112789][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 256.120370][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 256.129385][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 256.138378][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 256.147400][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 256.156375][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 8845] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid"./strace-static-x86_64: Process 8863 attached [pid 8863] set_robust_list(0x55557c72f760, 24) = 0 [pid 8863] chdir("./78") = 0 [pid 8863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8863] setpgid(0, 0) = 0 [pid 8863] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 8863] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 8863] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 8863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8863] write(3, "1000", 4) = 4 [pid 8863] close(3) = 0 [pid 8863] symlink("/dev/binderfs", "./binderfs") = 0 [ 256.165338][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 256.174306][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.183203][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.192153][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 256.201117][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... executing program [pid 8863] write(1, "executing program\n", 18) = 18 [pid 8863] memfd_create("syzkaller", 0) = 3 [pid 8863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 256.210135][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.219303][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.228301][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.237379][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.246635][ T8829] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8829] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 256.261564][ T8827] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 256.274036][ T8829] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 256.304695][ T8829] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 8829] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8829] close(3) = 0 [pid 8829] close(4) = -1 EBADF (Bad file descriptor) [pid 8829] close(5) = -1 EBADF (Bad file descriptor) [pid 8829] close(6 [pid 8827] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] mkdir(NULL, 000 [pid 8829] close(7 [pid 8827] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(3 [pid 8829] close(8 [pid 8827] <... close resumed>) = 0 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(4 [pid 8829] close(9 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(5 [pid 8829] close(10 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(6 [pid 8829] close(11 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(7 [pid 8829] close(12 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(8 [pid 8829] close(13 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(14 [pid 8827] close(9 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(15) = -1 EBADF (Bad file descriptor) [pid 8827] close(10 [pid 8829] close(16) = -1 EBADF (Bad file descriptor) [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(17) = -1 EBADF (Bad file descriptor) [pid 8827] close(11 [pid 8829] close(18 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(19 [pid 8827] close(12 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(20) = -1 EBADF (Bad file descriptor) [pid 8829] close(21) = -1 EBADF (Bad file descriptor) [pid 8829] close(22 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(23 [pid 8827] close(13 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(24) = -1 EBADF (Bad file descriptor) [pid 8827] close(14 [pid 8829] close(25 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(26 [pid 8827] close(15 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(27 [pid 8827] close(16 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(28 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] close(29 [pid 8827] close(17 [pid 8829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] exit_group(0 [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8829] <... exit_group resumed>) = ? [pid 8827] close(18 [pid 8829] +++ exited with 0 +++ [pid 8827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8827] close(19) = -1 EBADF (Bad file descriptor) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 8827] close(20) = -1 EBADF (Bad file descriptor) [pid 8827] close(21) = -1 EBADF (Bad file descriptor) [pid 8827] close(22) = -1 EBADF (Bad file descriptor) [pid 8827] close(23) = -1 EBADF (Bad file descriptor) [ 256.316203][ T8845] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 256.318631][ T8827] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 256.346595][ T8827] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8827] close(24) = -1 EBADF (Bad file descriptor) [pid 8827] close(25) = -1 EBADF (Bad file descriptor) [pid 8827] close(26) = -1 EBADF (Bad file descriptor) [pid 8827] close(27) = -1 EBADF (Bad file descriptor) [pid 8827] close(28) = -1 EBADF (Bad file descriptor) [pid 8827] close(29) = -1 EBADF (Bad file descriptor) [pid 8827] exit_group(0) = ? [pid 5223] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8827] +++ exited with 0 +++ [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=33 /* 0.33 s */} --- [pid 5223] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./81/cgroup", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] unlink("./81/cgroup" [pid 5221] <... openat resumed>) = 3 [pid 5223] <... unlink resumed>) = 0 [pid 5221] newfstatat(3, "", [pid 5223] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./82/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./82/cgroup") = 0 [pid 5223] newfstatat(AT_FDCWD, "./81/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8845] <... mount resumed>) = 0 [pid 8845] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5221] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8845] <... openat resumed>) = 3 [pid 5223] unlink("./81/cgroup.cpu" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8845] chdir("./file0") = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./82/cgroup.cpu", [pid 8845] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./82/cgroup.cpu" [pid 8845] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... unlink resumed>) = 0 [pid 8845] mkdir("./bus", 0777 [pid 5223] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./81/cgroup.net", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8845] <... mkdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./82/cgroup.net", [pid 8845] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5223] unlink("./81/cgroup.net" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8845] chdir("./bus" [pid 5223] <... unlink resumed>) = 0 [pid 5221] unlink("./82/cgroup.net" [pid 8845] <... chdir resumed>) = 0 [pid 8845] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5221] <... unlink resumed>) = 0 [pid 5223] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8845] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./81/binderfs", [pid 8845] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./82/binderfs" [pid 5223] unlink("./81/binderfs" [pid 5221] <... unlink resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [ 256.413078][ T8845] XFS (loop2): Ending clean mount [pid 5221] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 256.451706][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 256.463499][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 256.472703][ T25] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 256.494057][ T25] XFS (loop2): Unmount and run xfs_repair [ 256.500082][ T25] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 256.518737][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 256.538374][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8863] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8852] <... write resumed>) = 16777216 [ 256.555556][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 256.569490][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 256.578531][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 256.587829][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.596831][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8852] munmap(0x7f1398600000, 138412032) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 8852] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8852] <... openat resumed>) = 4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 256.606299][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 256.615345][ T8845] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8852] ioctl(4, LOOP_SET_FD, 3 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./81/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./81/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./81") = 0 [pid 5223] mkdir("./82", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 8845] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8852] <... ioctl resumed>) = 0 [pid 8852] close(3) = 0 [pid 8852] close(4) = 0 [pid 8852] mkdir("./file0", 0777) = 0 [pid 8852] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8845] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8845] close(3) = 0 [pid 8845] close(4) = -1 EBADF (Bad file descriptor) [pid 8845] close(5) = -1 EBADF (Bad file descriptor) [pid 8845] close(6) = -1 EBADF (Bad file descriptor) [pid 8845] close(7) = -1 EBADF (Bad file descriptor) [pid 8845] close(8) = -1 EBADF (Bad file descriptor) [pid 8845] close(9) = -1 EBADF (Bad file descriptor) [pid 8845] close(10) = -1 EBADF (Bad file descriptor) [pid 8845] close(11) = -1 EBADF (Bad file descriptor) [pid 8845] close(12) = -1 EBADF (Bad file descriptor) [pid 8845] close(13) = -1 EBADF (Bad file descriptor) [pid 8845] close(14) = -1 EBADF (Bad file descriptor) [pid 8845] close(15) = -1 EBADF (Bad file descriptor) [pid 8845] close(16) = -1 EBADF (Bad file descriptor) [pid 8845] close(17) = -1 EBADF (Bad file descriptor) [pid 8845] close(18) = -1 EBADF (Bad file descriptor) [pid 8845] close(19 [pid 5221] newfstatat(AT_FDCWD, "./82/file0", [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(20 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(21 [pid 5221] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 256.654756][ T8852] loop4: detected capacity change from 0 to 32768 [ 256.657217][ T8845] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 256.675922][ T8845] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 8845] close(22 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(23 [pid 5221] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(24 [pid 5221] <... openat resumed>) = 4 [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(25 [pid 5221] newfstatat(4, "", [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(26 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4 [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] close(27 [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./82/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./82" [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 8845] close(28) = -1 EBADF (Bad file descriptor) [pid 5221] mkdir("./83", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 8845] close(29 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 8845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8845] exit_group(0 [pid 5221] <... ioctl resumed>) = 0 [ 256.722171][ T8852] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] close(3 [pid 8845] <... exit_group resumed>) = ? [pid 8845] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=36 /* 0.36 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8878 attached [pid 5224] <... restart_syscall resumed>) = 0 [pid 8878] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 85 [pid 8878] <... set_robust_list resumed>) = 0 [pid 8878] chdir("./83") = 0 [pid 8878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8878] setpgid(0, 0) = 0 [pid 5224] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8878] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8878] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu"executing program ) = 0 [pid 5224] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8878] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8878] write(3, "1000", 4) = 4 [pid 8878] close(3) = 0 [pid 8878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8878] write(1, "executing program\n", 18) = 18 [pid 8878] memfd_create("syzkaller", 0) = 3 [pid 8878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5224] <... openat resumed>) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./78/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./78/cgroup") = 0 [pid 5224] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./78/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./78/cgroup.cpu") = 0 [pid 5224] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./78/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./78/cgroup.net") = 0 [pid 5224] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./78/binderfs") = 0 [pid 5224] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8863] <... write resumed>) = 16777216 [pid 8863] munmap(0x7f1398600000, 138412032) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8863] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./78/file0", [pid 8863] <... openat resumed>) = 4 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8863] ioctl(4, LOOP_SET_FD, 3 [ 256.947049][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", [pid 8863] <... ioctl resumed>) = 0 [pid 8852] <... mount resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, [pid 8852] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8863] close(3 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8852] <... openat resumed>) = 3 [pid 5224] getdents64(4, [pid 8863] <... close resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8863] close(4 [pid 8852] chdir("./file0" [pid 5224] close(4 [pid 8852] <... chdir resumed>) = 0 [pid 8863] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 8863] mkdir("./file0", 0777 [pid 8852] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] rmdir("./78/file0" [pid 8863] <... mkdir resumed>) = 0 [pid 8852] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8852] mkdir("./bus", 0777 [pid 8863] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] close(3) = 0 [ 257.001129][ T8852] XFS (loop4): Ending clean mount [ 257.006746][ T8863] loop3: detected capacity change from 0 to 32768 [pid 5224] rmdir("./78") = 0 [pid 5224] mkdir("./79", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8852] <... mkdir resumed>) = 0 [pid 8852] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... openat resumed>) = 3 [pid 8852] chdir("./bus" [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8852] <... chdir resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 8886 attached [pid 8852] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... ioctl resumed>) = 0 [pid 5224] close(3 [pid 8852] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8886] set_robust_list(0x55557c72f760, 24executing program ) = 0 [pid 8886] chdir("./82") = 0 [pid 8886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8886] setpgid(0, 0) = 0 [pid 8886] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8886] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8886] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8886] write(3, "1000", 4) = 4 [pid 8886] close(3) = 0 [pid 8886] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8886] write(1, "executing program\n", 18) = 18 [pid 8886] memfd_create("syzkaller", 0) = 3 [pid 8886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8852] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 257.145100][ T8863] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 257.157013][ T5280] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 257.183677][ T5280] XFS (loop4): Unmount and run xfs_repair [pid 8878] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8852] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 84 [pid 5224] <... close resumed>) = 0 [ 257.190550][ T5280] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 257.208330][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8889 attached [pid 8889] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 81 [pid 8889] <... set_robust_list resumed>) = 0 [ 257.237454][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 257.256797][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 257.277750][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 8889] chdir("./79") = 0 [pid 8889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8889] setpgid(0, 0) = 0 [pid 8889] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [ 257.305096][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 257.314733][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.325100][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.334566][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.343752][ T8852] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8889] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 8889] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 8852] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8889] <... symlink resumed>) = 0 [pid 8889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8889] write(3, "1000", 4) = 4 [pid 8889] close(3) = 0 [pid 8889] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8852] mkdir(NULL, 000 [pid 8889] write(1, "executing program\n", 18 [pid 8852] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8889] <... write resumed>) = 18 [pid 8852] close(3 [pid 8889] memfd_create("syzkaller", 0) = 3 [pid 8852] <... close resumed>) = 0 [pid 8889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 257.358051][ T8852] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 257.372906][ T8852] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 257.397180][ T8863] XFS (loop3): Ending clean mount [pid 8852] close(4 [pid 8886] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8878] <... write resumed>) = 16777216 [pid 8863] <... mount resumed>) = 0 [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] munmap(0x7f1398600000, 138412032 [pid 8852] close(5) = -1 EBADF (Bad file descriptor) [pid 8878] <... munmap resumed>) = 0 [pid 8852] close(6 [pid 8878] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8863] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] <... openat resumed>) = 4 [pid 8852] close(7 [pid 8863] <... openat resumed>) = 3 [pid 8878] ioctl(4, LOOP_SET_FD, 3 [pid 8863] chdir("./file0" [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] <... ioctl resumed>) = 0 [pid 8863] <... chdir resumed>) = 0 [pid 8852] close(8 [pid 8863] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8852] close(9 [pid 8878] close(3) = 0 [pid 8863] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] close(4 [pid 8863] mkdir("./bus", 0777 [pid 8852] close(10 [pid 8878] <... close resumed>) = 0 [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] mkdir("./file0", 0777 [pid 8863] <... mkdir resumed>) = 0 [pid 8852] close(11 [pid 8878] <... mkdir resumed>) = 0 [pid 8863] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8863] chdir("./bus" [pid 8852] close(12 [pid 8863] <... chdir resumed>) = 0 [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8863] openat(AT_FDCWD, NULL, O_RDONLY [pid 8852] close(13 [pid 8863] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8863] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8852] close(14 [pid 8863] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8863] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8852] close(15) = -1 EBADF (Bad file descriptor) [pid 8852] close(16) = -1 EBADF (Bad file descriptor) [pid 8852] close(17) = -1 EBADF (Bad file descriptor) [pid 8852] close(18) = -1 EBADF (Bad file descriptor) [pid 8852] close(19) = -1 EBADF (Bad file descriptor) [pid 8852] close(20) = -1 EBADF (Bad file descriptor) [pid 8852] close(21) = -1 EBADF (Bad file descriptor) [ 257.534128][ T8878] loop0: detected capacity change from 0 to 32768 [ 257.569050][ T5280] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8852] close(22) = -1 EBADF (Bad file descriptor) [pid 8852] close(23) = -1 EBADF (Bad file descriptor) [pid 8852] close(24) = -1 EBADF (Bad file descriptor) [pid 8852] close(25) = -1 EBADF (Bad file descriptor) [pid 8852] close(26) = -1 EBADF (Bad file descriptor) [pid 8852] close(27) = -1 EBADF (Bad file descriptor) [pid 8852] close(28) = -1 EBADF (Bad file descriptor) [pid 8852] close(29) = -1 EBADF (Bad file descriptor) [pid 8852] exit_group(0) = ? [pid 8852] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./80/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./80/cgroup") = 0 [pid 5226] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./80/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./80/cgroup.cpu") = 0 [pid 5226] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./80/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./80/cgroup.net") = 0 [pid 5226] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./80/binderfs") = 0 [ 257.585362][ T8878] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 257.616906][ T5280] XFS (loop3): Unmount and run xfs_repair [ 257.623052][ T5280] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 257.632249][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 257.641362][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 257.658308][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 257.668301][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 257.688826][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 257.697919][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 257.706950][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.715942][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.724949][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5226] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./80/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./80/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./80") = 0 [pid 5226] mkdir("./81", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 8889] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] close(3 [pid 8878] <... mount resumed>) = 0 [pid 8878] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8863] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8878] <... openat resumed>) = 3 [pid 8863] mkdir(NULL, 000 [pid 8878] chdir("./file0" [pid 8863] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8878] <... chdir resumed>) = 0 [pid 8863] close(3) = 0 [pid 8878] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8863] close(4 [pid 8878] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8863] close(5 [pid 8878] mkdir("./bus", 0777 [pid 8863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] <... mkdir resumed>) = 0 [pid 8863] close(6) = -1 EBADF (Bad file descriptor) [pid 8878] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8863] close(7) = -1 EBADF (Bad file descriptor) [pid 8878] chdir("./bus" [ 257.733992][ T8863] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 257.758542][ T8878] XFS (loop0): Ending clean mount [ 257.758921][ T8863] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 257.778505][ T8863] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 8863] close(8 [pid 8878] <... chdir resumed>) = 0 [pid 8863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] openat(AT_FDCWD, NULL, O_RDONLY [pid 8863] close(9 [pid 8878] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8863] close(10 [pid 8878] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8878] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8863] close(11) = -1 EBADF (Bad file descriptor) [pid 8863] close(12) = -1 EBADF (Bad file descriptor) [pid 8863] close(13) = -1 EBADF (Bad file descriptor) [pid 8863] close(14) = -1 EBADF (Bad file descriptor) [pid 8863] close(15) = -1 EBADF (Bad file descriptor) [pid 8863] close(16) = -1 EBADF (Bad file descriptor) [pid 8863] close(17) = -1 EBADF (Bad file descriptor) [pid 8863] close(18) = -1 EBADF (Bad file descriptor) [pid 8863] close(19) = -1 EBADF (Bad file descriptor) [ 257.826890][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 257.843234][ T5280] XFS (loop0): Unmount and run xfs_repair [ 257.849581][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 257.861729][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8863] close(20) = -1 EBADF (Bad file descriptor) [pid 8863] close(21) = -1 EBADF (Bad file descriptor) [pid 8863] close(22) = -1 EBADF (Bad file descriptor) [pid 8863] close(23) = -1 EBADF (Bad file descriptor) [pid 8863] close(24) = -1 EBADF (Bad file descriptor) [pid 8863] close(25) = -1 EBADF (Bad file descriptor) [pid 8863] close(26) = -1 EBADF (Bad file descriptor) [pid 8863] close(27) = -1 EBADF (Bad file descriptor) [pid 8863] close(28) = -1 EBADF (Bad file descriptor) [ 257.881766][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 257.893731][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 257.902738][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 8863] close(29) = -1 EBADF (Bad file descriptor) [pid 8863] exit_group(0) = ? [pid 8863] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./78", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [ 257.933668][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 257.942953][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.963685][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 257.973030][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] umount2("./78/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./78/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./78/cgroup") = 0 [pid 5225] umount2("./78/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./78/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./78/cgroup.cpu") = 0 [pid 5225] umount2("./78/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./78/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./78/cgroup.net") = 0 [pid 5225] umount2("./78/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./78/binderfs") = 0 [ 257.984905][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 257.994225][ T8878] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5225] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 8886] <... write resumed>) = 16777216 [pid 8878] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8886] munmap(0x7f1398600000, 138412032 [pid 8878] mkdir(NULL, 000 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 83 [pid 8878] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8878] close(3) = 0 [pid 8878] close(4) = -1 EBADF (Bad file descriptor) [pid 8878] close(5) = -1 EBADF (Bad file descriptor) [pid 8878] close(6) = -1 EBADF (Bad file descriptor) [pid 8878] close(7) = -1 EBADF (Bad file descriptor) [pid 8878] close(8) = -1 EBADF (Bad file descriptor) [pid 8878] close(9) = -1 EBADF (Bad file descriptor) [pid 8878] close(10) = -1 EBADF (Bad file descriptor) [pid 8878] close(11) = -1 EBADF (Bad file descriptor) [pid 8878] close(12) = -1 EBADF (Bad file descriptor) [pid 8878] close(13) = -1 EBADF (Bad file descriptor) [pid 8878] close(14) = -1 EBADF (Bad file descriptor) [pid 8878] close(15) = -1 EBADF (Bad file descriptor) [pid 8878] close(16) = -1 EBADF (Bad file descriptor) [pid 8878] close(17) = -1 EBADF (Bad file descriptor) [pid 8878] close(18) = -1 EBADF (Bad file descriptor) [pid 8878] close(19) = -1 EBADF (Bad file descriptor) [pid 8878] close(20) = -1 EBADF (Bad file descriptor) [pid 8878] close(21) = -1 EBADF (Bad file descriptor) [pid 8878] close(22) = -1 EBADF (Bad file descriptor) [pid 8878] close(23) = -1 EBADF (Bad file descriptor) [ 258.021494][ T8878] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 258.036378][ T8878] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 8878] close(24) = -1 EBADF (Bad file descriptor) [pid 8878] close(25) = -1 EBADF (Bad file descriptor) [pid 8878] close(26) = -1 EBADF (Bad file descriptor) [pid 8878] close(27) = -1 EBADF (Bad file descriptor) [pid 8878] close(28) = -1 EBADF (Bad file descriptor) [pid 8878] close(29) = -1 EBADF (Bad file descriptor) [pid 8878] exit_group(0) = ? [pid 8878] +++ exited with 0 +++ ./strace-static-x86_64: Process 8899 attached [pid 8899] set_robust_list(0x55557c72f760, 24) = 0 [pid 8899] chdir("./81") = 0 [pid 8889] <... write resumed>) = 16777216 [pid 8886] <... munmap resumed>) = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 8899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8889] munmap(0x7f1398600000, 138412032 [pid 8899] <... prctl resumed>) = 0 [pid 8886] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5225] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=31 /* 0.31 s */} --- [pid 8886] <... openat resumed>) = 4 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8899] setpgid(0, 0 [pid 8886] ioctl(4, LOOP_SET_FD, 3 [pid 5225] newfstatat(AT_FDCWD, "./78/file0", [pid 8899] <... setpgid resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8899] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5225] umount2("./78/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8899] <... symlink resumed>) = 0 [pid 5221] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./83/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./83/cgroup" [pid 8899] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5225] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5221] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8899] <... symlink resumed>) = 0 [pid 5225] newfstatat(4, "", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8899] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] newfstatat(AT_FDCWD, "./83/cgroup.cpu", [pid 8889] <... munmap resumed>) = 0 [pid 8886] <... ioctl resumed>) = 0 [pid 8899] <... symlink resumed>) = 0 [pid 8889] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8886] close(3 [pid 5225] getdents64(4, [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program [pid 8889] <... openat resumed>) = 4 [pid 8886] <... close resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] unlink("./83/cgroup.cpu" [pid 8889] ioctl(4, LOOP_SET_FD, 3 [pid 8886] close(4 [pid 8899] <... openat resumed>) = 3 [pid 5225] getdents64(4, [pid 5221] <... unlink resumed>) = 0 [pid 8899] write(3, "1000", 4 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8899] <... write resumed>) = 4 [pid 5225] close(4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8899] close(3 [pid 5225] <... close resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./83/cgroup.net", [pid 8899] <... close resumed>) = 0 [pid 5225] rmdir("./78/file0" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8899] symlink("/dev/binderfs", "./binderfs" [pid 5225] <... rmdir resumed>) = 0 [pid 5221] unlink("./83/cgroup.net" [pid 8899] <... symlink resumed>) = 0 [pid 5225] getdents64(3, [pid 5221] <... unlink resumed>) = 0 [pid 8899] write(1, "executing program\n", 18 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8899] <... write resumed>) = 18 [pid 5225] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8899] memfd_create("syzkaller", 0 [pid 5225] <... close resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./83/binderfs", [pid 8899] <... memfd_create resumed>) = 3 [pid 8889] <... ioctl resumed>) = 0 [pid 5225] rmdir("./78" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5221] unlink("./83/binderfs" [pid 8899] <... mmap resumed>) = 0x7f1398600000 [pid 5225] mkdir("./79", 0777 [pid 5221] <... unlink resumed>) = 0 [pid 8886] <... close resumed>) = 0 [pid 8889] close(3 [pid 8886] mkdir("./file0", 0777 [pid 5225] <... mkdir resumed>) = 0 [pid 5221] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8889] <... close resumed>) = 0 [pid 8886] <... mkdir resumed>) = 0 [pid 8889] close(4 [pid 8886] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8889] <... close resumed>) = 0 [pid 8889] mkdir("./file0", 0777) = 0 [ 258.147968][ T8886] loop1: detected capacity change from 0 to 32768 [ 258.165328][ T8889] loop2: detected capacity change from 0 to 32768 [pid 8889] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 258.234406][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] close(3 [pid 8899] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 81 ./strace-static-x86_64: Process 8906 attached [pid 8906] set_robust_list(0x55557c72f760, 24) = 0 [pid 8906] chdir("./79") = 0 [pid 8906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8906] setpgid(0, 0) = 0 [pid 8906] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 8899] <... write resumed>) = 16777216 [pid 8906] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 8899] munmap(0x7f1398600000, 138412032 [pid 8906] <... symlink resumed>) = 0 [pid 8906] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 8906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8906] write(3, "1000", 4) = 4 [pid 8906] close(3) = 0 [pid 8906] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8906] write(1, "executing program\n", 18executing program [pid 8899] <... munmap resumed>) = 0 [pid 8906] <... write resumed>) = 18 [pid 8899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 8899] ioctl(4, LOOP_SET_FD, 3 [pid 8906] memfd_create("syzkaller", 0) = 3 [pid 8906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8899] <... ioctl resumed>) = 0 [pid 8906] <... mmap resumed>) = 0x7f1398600000 [pid 8899] close(3) = 0 [pid 8899] close(4) = 0 [pid 8899] mkdir("./file0", 0777) = 0 [ 258.506631][ T8899] loop4: detected capacity change from 0 to 32768 [ 258.531013][ T8889] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 258.531964][ T8886] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8899] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8889] <... mount resumed>) = 0 [pid 8889] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8889] chdir("./file0") = 0 [pid 8889] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8889] mkdir("./bus", 0777 [pid 5221] <... umount2 resumed>) = 0 [pid 8889] <... mkdir resumed>) = 0 [pid 5221] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8889] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8889] chdir("./bus") = 0 [pid 8889] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8889] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8889] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 258.599057][ T8889] XFS (loop2): Ending clean mount [pid 5221] newfstatat(AT_FDCWD, "./83/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8886] <... mount resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8886] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5221] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8886] chdir("./file0") = 0 [pid 5221] newfstatat(4, "", [pid 8886] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, [pid 8886] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [ 258.635863][ T8886] XFS (loop1): Ending clean mount [ 258.641762][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 258.656093][ T60] XFS (loop2): Unmount and run xfs_repair [ 258.672511][ T8899] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8886] mkdir("./bus", 0777 [pid 5221] getdents64(4, [pid 8886] <... mkdir resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8886] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] close(4 [pid 8886] chdir("./bus" [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./83/file0" [pid 8886] <... chdir resumed>) = 0 [pid 8886] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5221] <... rmdir resumed>) = 0 [pid 8886] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] getdents64(3, [pid 8886] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8886] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] close(3) = 0 [pid 5221] rmdir("./83") = 0 [pid 5221] mkdir("./84", 0777) = 0 [ 258.687230][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 258.698413][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 258.708983][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 258.720222][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8906] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 258.739250][ T25] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 258.750713][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 258.759980][ T25] XFS (loop1): Unmount and run xfs_repair [ 258.766369][ T25] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 258.775190][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 258.794237][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 258.803161][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 258.812187][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 258.822063][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 258.831622][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] close(3 [pid 8899] <... mount resumed>) = 0 [ 258.836298][ T8899] XFS (loop4): Ending clean mount [ 258.840610][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 258.854994][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 258.864263][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 258.873171][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 258.882407][ T8889] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8899] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8899] chdir("./file0") = 0 [pid 8899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8899] mkdir("./bus", 0777) = 0 [pid 8899] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8899] chdir("./bus") = 0 [pid 8899] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8899] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 258.882875][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 258.903501][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 258.913319][ T8886] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 258.928400][ T8889] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 258.933877][ T8886] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 258.944461][ T8889] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 8899] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8889] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8886] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... close resumed>) = 0 [pid 8886] mkdir(NULL, 000 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8886] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8886] close(3 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 86 [pid 8886] <... close resumed>) = 0 [pid 8886] close(4) = -1 EBADF (Bad file descriptor) [pid 8886] close(5) = -1 EBADF (Bad file descriptor) [pid 8886] close(6) = -1 EBADF (Bad file descriptor) [pid 8886] close(7) = -1 EBADF (Bad file descriptor) [pid 8886] close(8) = -1 EBADF (Bad file descriptor) [pid 8886] close(9) = -1 EBADF (Bad file descriptor) [pid 8886] close(10) = -1 EBADF (Bad file descriptor) [pid 8886] close(11) = -1 EBADF (Bad file descriptor) [pid 8886] close(12) = -1 EBADF (Bad file descriptor) [pid 8886] close(13) = -1 EBADF (Bad file descriptor) [pid 8886] close(14) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 8925 attached [pid 8886] close(15 [pid 8925] set_robust_list(0x55557c72f760, 24 [pid 8886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] <... set_robust_list resumed>) = 0 [pid 8889] mkdir(NULL, 000 [pid 8886] close(16) = -1 EBADF (Bad file descriptor) [pid 8886] close(17) = -1 EBADF (Bad file descriptor) [pid 8886] close(18) = -1 EBADF (Bad file descriptor) [pid 8886] close(19) = -1 EBADF (Bad file descriptor) [pid 8886] close(20) = -1 EBADF (Bad file descriptor) [pid 8886] close(21) = -1 EBADF (Bad file descriptor) [pid 8886] close(22) = -1 EBADF (Bad file descriptor) [pid 8886] close(23) = -1 EBADF (Bad file descriptor) [pid 8889] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8886] close(24 [pid 8925] chdir("./84" [pid 8889] close(3 [pid 8886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] <... chdir resumed>) = 0 [pid 8889] <... close resumed>) = 0 [pid 8886] close(25 [pid 8889] close(4 [pid 8925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] <... prctl resumed>) = 0 [pid 8889] close(5 [pid 8925] setpgid(0, 0 [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8889] close(6) = -1 EBADF (Bad file descriptor) [pid 8889] close(7) = -1 EBADF (Bad file descriptor) [pid 8889] close(8 [pid 8886] close(26 [pid 8925] <... setpgid resumed>) = 0 [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8889] close(9) = -1 EBADF (Bad file descriptor) [pid 8889] close(10) = -1 EBADF (Bad file descriptor) [pid 8886] close(27 [pid 8925] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 8889] close(11 [pid 8886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] <... symlink resumed>) = 0 [pid 8889] close(12 [pid 8886] close(28 [pid 8925] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] <... symlink resumed>) = 0 [pid 8889] close(13 [pid 8886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 258.993686][ T8886] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 259.024113][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 259.038078][ T25] XFS (loop4): Unmount and run xfs_repair [pid 8925] <... symlink resumed>) = 0 [pid 8889] close(14 [pid 8886] close(29) = -1 EBADF (Bad file descriptor) [pid 8886] exit_group(0) = ? [pid 8886] +++ exited with 0 +++ [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=33 /* 0.33 s */} --- [pid 8925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8889] close(15 [pid 5223] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8925] <... openat resumed>) = 3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 8925] write(3, "1000", 4 [pid 8889] close(16) = -1 EBADF (Bad file descriptor) [pid 8925] <... write resumed>) = 4 [pid 5223] newfstatat(3, "", [pid 8889] close(17) = -1 EBADF (Bad file descriptor) [pid 8889] close(18 [ 259.052821][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 259.061676][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 259.072567][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 259.082879][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 259.092917][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 8925] close(3 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, [pid 8925] <... close resumed>) = 0 [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8925] symlink("/dev/binderfs", "./binderfs" [pid 8889] close(19 [pid 5223] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8925] <... symlink resumed>) = 0 [pid 8925] write(1, "executing program\n", 18executing program ) = 18 [pid 8925] memfd_create("syzkaller", 0) = 3 [pid 8925] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 259.103160][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 259.113497][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 259.123819][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 259.134403][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8889] close(20) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./82/cgroup", [pid 8889] close(21 [pid 8906] <... write resumed>) = 16777216 [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 259.143383][ T8899] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8906] munmap(0x7f1398600000, 138412032 [pid 8889] close(22 [pid 5223] unlink("./82/cgroup" [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 8889] close(23 [pid 5223] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8889] close(24 [pid 5223] newfstatat(AT_FDCWD, "./82/cgroup.cpu", [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8889] close(25 [pid 5223] unlink("./82/cgroup.cpu" [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 8889] close(26 [pid 5223] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8889] close(27 [pid 5223] newfstatat(AT_FDCWD, "./82/cgroup.net", [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8889] close(28 [pid 5223] unlink("./82/cgroup.net" [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 8889] close(29 [pid 5223] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8889] exit_group(0 [pid 5223] newfstatat(AT_FDCWD, "./82/binderfs", [pid 8889] <... exit_group resumed>) = ? [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8889] +++ exited with 0 +++ [pid 5223] unlink("./82/binderfs") = 0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 5223] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./79/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./79/cgroup") = 0 [pid 5224] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./79/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./79/cgroup.cpu") = 0 [pid 5224] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./79/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./79/cgroup.net") = 0 [pid 5224] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./79/binderfs") = 0 [ 259.216251][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8925] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./82/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8899] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] newfstatat(4, "", [pid 8899] mkdir(NULL, 000 [pid 8906] <... munmap resumed>) = 0 [pid 8899] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8906] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8899] close(3 [pid 8906] <... openat resumed>) = 4 [pid 8899] <... close resumed>) = 0 [pid 5223] getdents64(4, [ 259.273949][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 259.292178][ T8899] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 259.307507][ T8899] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 8906] ioctl(4, LOOP_SET_FD, 3 [pid 8899] close(4 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8899] close(5 [pid 5223] getdents64(4, [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8899] close(6 [pid 5223] close(4 [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 8899] close(7 [pid 5223] rmdir("./82/file0" [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 8899] close(8 [pid 5223] getdents64(3, [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 8899] close(9 [pid 5223] close(3 [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 8899] close(10 [pid 5223] rmdir("./82" [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 8899] close(11 [pid 5223] mkdir("./83", 0777 [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... mkdir resumed>) = 0 [pid 8899] close(12 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 8899] close(13 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... ioctl resumed>) = 0 [pid 8899] close(14 [pid 5223] close(3 [pid 8899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8899] close(15) = -1 EBADF (Bad file descriptor) [pid 8899] close(16) = -1 EBADF (Bad file descriptor) [pid 8899] close(17) = -1 EBADF (Bad file descriptor) [pid 8899] close(18) = -1 EBADF (Bad file descriptor) [pid 8899] close(19) = -1 EBADF (Bad file descriptor) [pid 8906] <... ioctl resumed>) = 0 [pid 8906] close(3) = 0 [pid 8906] close(4) = 0 [pid 8906] mkdir("./file0", 0777) = 0 [pid 8906] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8899] close(20) = -1 EBADF (Bad file descriptor) [pid 8899] close(21) = -1 EBADF (Bad file descriptor) [pid 8899] close(22) = -1 EBADF (Bad file descriptor) [pid 8899] close(23) = -1 EBADF (Bad file descriptor) [pid 8899] close(24) = -1 EBADF (Bad file descriptor) [pid 8899] close(25) = -1 EBADF (Bad file descriptor) [pid 8899] close(26) = -1 EBADF (Bad file descriptor) [pid 8899] close(27) = -1 EBADF (Bad file descriptor) [ 259.331296][ T8906] loop3: detected capacity change from 0 to 32768 [pid 8899] close(28) = -1 EBADF (Bad file descriptor) [pid 8899] close(29) = -1 EBADF (Bad file descriptor) [pid 8899] exit_group(0) = ? [pid 8899] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=29 /* 0.29 s */} --- [pid 5226] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./81/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./81/cgroup") = 0 [pid 5226] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./81/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./81/cgroup.cpu") = 0 [pid 5226] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./81/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./81/cgroup.net") = 0 [pid 5226] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./81/binderfs") = 0 [ 259.437025][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8925] <... write resumed>) = 16777216 [pid 8925] munmap(0x7f1398600000, 138412032) = 0 [pid 8925] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5223] <... close resumed>) = 0 [pid 8925] <... openat resumed>) = 4 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8925] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 8929 attached ) = 0 [pid 8925] close(3) = 0 [pid 8929] set_robust_list(0x55557c72f760, 24 [pid 8925] close(4 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 85 [pid 8929] <... set_robust_list resumed>) = 0 [pid 8929] chdir("./83") = 0 [pid 8929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8925] <... close resumed>) = 0 [pid 8929] setpgid(0, 0 [pid 8925] mkdir("./file0", 0777 [pid 5224] <... umount2 resumed>) = 0 [pid 8929] <... setpgid resumed>) = 0 [pid 8925] <... mkdir resumed>) = 0 [pid 8929] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 8925] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8929] <... symlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./79/file0", [pid 8929] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8929] <... symlink resumed>) = 0 [pid 5224] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8929] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5224] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8929] <... symlink resumed>) = 0 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 259.556210][ T8925] loop0: detected capacity change from 0 to 32768 [ 259.582916][ T8906] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./79/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./79") = 0 [pid 5224] mkdir("./80", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 8929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8929] write(3, "1000", 4) = 4 [pid 8929] close(3) = 0 [pid 8929] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8929] write(1, "executing program\n", 18) = 18 [pid 8929] memfd_create("syzkaller", 0) = 3 [pid 8929] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 259.672689][ T8906] XFS (loop3): Ending clean mount [pid 8906] <... mount resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 8906] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8906] chdir("./file0") = 0 [pid 8906] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8906] mkdir("./bus", 0777) = 0 [pid 8906] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8906] chdir("./bus") = 0 [pid 8906] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8906] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8906] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 82 ./strace-static-x86_64: Process 8938 attached [ 259.796069][ T25] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 259.807507][ T25] XFS (loop3): Unmount and run xfs_repair [ 259.813269][ T25] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 259.822323][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 259.831484][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8929] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8938] set_robust_list(0x55557c72f760, 24) = 0 [pid 8938] chdir("./80") = 0 [pid 8938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5226] <... umount2 resumed>) = 0 [pid 8938] <... prctl resumed>) = 0 [pid 5226] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8938] setpgid(0, 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./81/file0", [pid 8938] <... setpgid resumed>) = 0 [pid 8938] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 259.849066][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 259.874882][ T8925] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8938] <... symlink resumed>) = 0 [pid 8938] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 8938] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 8938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8938] <... openat resumed>) = 3 [pid 5226] <... openat resumed>) = 4 [pid 8938] write(3, "1000", 4 [pid 5226] newfstatat(4, "", [pid 8938] <... write resumed>) = 4 [pid 8938] close(3 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8938] <... close resumed>) = 0 [pid 5226] getdents64(4, [pid 8938] symlink("/dev/binderfs", "./binderfs" [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8938] <... symlink resumed>) = 0 [pid 5226] getdents64(4, [pid 8938] write(1, "executing program\n", 18 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8938] <... write resumed>) = 18 [pid 5226] close(4 [pid 8938] memfd_create("syzkaller", 0 [pid 5226] <... close resumed>) = 0 [pid 5226] rmdir("./81/file0" [pid 8938] <... memfd_create resumed>) = 3 [pid 8938] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 8938] <... mmap resumed>) = 0x7f1398600000 [pid 5226] <... close resumed>) = 0 [pid 5226] rmdir("./81") = 0 [pid 5226] mkdir("./82", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 259.908260][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 259.962280][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 259.973770][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 259.982694][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 259.992020][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.001457][ T8906] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] close(3 [pid 8906] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8906] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8906] close(3) = 0 [pid 8906] close(4) = -1 EBADF (Bad file descriptor) [pid 8925] <... mount resumed>) = 0 [pid 8906] close(5) = -1 EBADF (Bad file descriptor) [pid 8906] close(6) = -1 EBADF (Bad file descriptor) [pid 8906] close(7) = -1 EBADF (Bad file descriptor) [pid 8906] close(8) = -1 EBADF (Bad file descriptor) [pid 8906] close(9) = -1 EBADF (Bad file descriptor) [pid 8906] close(10 [pid 8925] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8906] close(11) = -1 EBADF (Bad file descriptor) [pid 8906] close(12) = -1 EBADF (Bad file descriptor) [pid 8906] close(13) = -1 EBADF (Bad file descriptor) [pid 8925] <... openat resumed>) = 3 [pid 8906] close(14) = -1 EBADF (Bad file descriptor) [pid 8925] chdir("./file0" [pid 8906] close(15) = -1 EBADF (Bad file descriptor) [pid 8925] <... chdir resumed>) = 0 [pid 8906] close(16) = -1 EBADF (Bad file descriptor) [pid 8925] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8906] close(17) = -1 EBADF (Bad file descriptor) [pid 8906] close(18) = -1 EBADF (Bad file descriptor) [pid 8925] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8906] close(19) = -1 EBADF (Bad file descriptor) [pid 8925] mkdir("./bus", 0777 [pid 8906] close(20) = -1 EBADF (Bad file descriptor) [pid 8906] close(21) = -1 EBADF (Bad file descriptor) [pid 8906] close(22) = -1 EBADF (Bad file descriptor) [pid 8906] close(23) = -1 EBADF (Bad file descriptor) [pid 8906] close(24) = -1 EBADF (Bad file descriptor) [pid 8906] close(25) = -1 EBADF (Bad file descriptor) [pid 8906] close(26) = -1 EBADF (Bad file descriptor) [pid 8906] close(27) = -1 EBADF (Bad file descriptor) [pid 8906] close(28) = -1 EBADF (Bad file descriptor) [pid 8906] close(29) = -1 EBADF (Bad file descriptor) [pid 8906] exit_group(0) = ? [pid 8906] +++ exited with 0 +++ [ 260.030481][ T8906] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 260.045681][ T8906] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 260.057656][ T8925] XFS (loop0): Ending clean mount [pid 8925] <... mkdir resumed>) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=32 /* 0.32 s */} --- [pid 8925] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 8925] chdir("./bus" [pid 5225] <... restart_syscall resumed>) = 0 [pid 5225] umount2("./79", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8925] <... chdir resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 8925] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] newfstatat(3, "", [pid 8925] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8925] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 8925] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(3, [pid 8925] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 8929] <... write resumed>) = 16777216 [pid 5226] <... close resumed>) = 0 [pid 5225] umount2("./79/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8929] munmap(0x7f1398600000, 138412032 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 260.131569][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 260.143762][ T60] XFS (loop0): Unmount and run xfs_repair [ 260.149542][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 5225] newfstatat(AT_FDCWD, "./79/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./79/cgroup") = 0 [pid 5225] umount2("./79/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./79/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./79/cgroup.cpu") = 0 [pid 5225] umount2("./79/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./79/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./79/cgroup.net") = 0 [pid 5225] umount2("./79/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./79/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./79/binderfs") = 0 [pid 5225] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 84 [pid 8929] <... munmap resumed>) = 0 [pid 8929] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 8944 attached ) = 4 [ 260.173644][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 260.193656][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 260.203389][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 260.212910][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 8944] set_robust_list(0x55557c72f760, 24 [pid 8929] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8929] close(3) = 0 [pid 8929] close(4) = 0 [pid 8929] mkdir("./file0", 0777) = 0 [pid 8929] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8944] <... set_robust_list resumed>) = 0 [pid 8944] chdir("./82") = 0 [pid 8944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8944] setpgid(0, 0) = 0 [pid 8944] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 8944] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 8944] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 8944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8944] write(3, "1000", 4) = 4 [pid 8944] close(3) = 0 [pid 8944] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8944] write(1, "executing program\n", 18) = 18 [ 260.215153][ T8929] loop1: detected capacity change from 0 to 32768 [ 260.229071][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 260.243674][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 260.253228][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.273694][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.293686][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.302700][ T8925] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8944] memfd_create("syzkaller", 0) = 3 [pid 8944] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 260.317400][ T8925] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 260.357718][ T8929] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8938] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8925] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8925] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8925] close(3) = 0 [pid 8925] close(4) = -1 EBADF (Bad file descriptor) [pid 8925] close(5) = -1 EBADF (Bad file descriptor) [pid 8925] close(6) = -1 EBADF (Bad file descriptor) [pid 8925] close(7) = -1 EBADF (Bad file descriptor) [pid 8925] close(8) = -1 EBADF (Bad file descriptor) [pid 8925] close(9) = -1 EBADF (Bad file descriptor) [pid 8925] close(10) = -1 EBADF (Bad file descriptor) [pid 8925] close(11) = -1 EBADF (Bad file descriptor) [pid 8925] close(12) = -1 EBADF (Bad file descriptor) [pid 8925] close(13) = -1 EBADF (Bad file descriptor) [pid 8925] close(14) = -1 EBADF (Bad file descriptor) [pid 8925] close(15) = -1 EBADF (Bad file descriptor) [pid 8925] close(16) = -1 EBADF (Bad file descriptor) [pid 8925] close(17) = -1 EBADF (Bad file descriptor) [pid 8925] close(18) = -1 EBADF (Bad file descriptor) [pid 8925] close(19) = -1 EBADF (Bad file descriptor) [pid 8925] close(20) = -1 EBADF (Bad file descriptor) [pid 8925] close(21) = -1 EBADF (Bad file descriptor) [pid 8925] close(22) = -1 EBADF (Bad file descriptor) [pid 8925] close(23) = -1 EBADF (Bad file descriptor) [pid 8925] close(24) = -1 EBADF (Bad file descriptor) [pid 8925] close(25) = -1 EBADF (Bad file descriptor) [pid 8925] close(26) = -1 EBADF (Bad file descriptor) [pid 8925] close(27) = -1 EBADF (Bad file descriptor) [pid 8925] close(28) = -1 EBADF (Bad file descriptor) [pid 8925] close(29) = -1 EBADF (Bad file descriptor) [pid 8925] exit_group(0) = ? [pid 8925] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=28 /* 0.28 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./84/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./84/cgroup") = 0 [pid 5221] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./84/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./84/cgroup.cpu") = 0 [pid 5221] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./84/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./84/cgroup.net") = 0 [pid 5221] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./84/binderfs") = 0 [ 260.372068][ T8925] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 260.409470][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./79/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./79/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./79/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./79") = 0 [pid 5225] mkdir("./80", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./84/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./84/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./84") = 0 [pid 5221] mkdir("./85", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [ 260.526802][ T8929] XFS (loop1): Ending clean mount [pid 8929] <... mount resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 8929] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8929] chdir("./file0" [pid 5221] close(3 [pid 8929] <... chdir resumed>) = 0 [pid 8929] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8929] mkdir("./bus", 0777) = 0 [pid 8929] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8929] chdir("./bus") = 0 [pid 8929] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8929] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 260.607671][ T5280] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8929] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8938] <... write resumed>) = 16777216 [ 260.652553][ T5280] XFS (loop1): Unmount and run xfs_repair [ 260.670017][ T5280] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 8938] munmap(0x7f1398600000, 138412032 [pid 8944] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8938] <... munmap resumed>) = 0 [pid 8938] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5225] <... close resumed>) = 0 [ 260.693731][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 260.723664][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8938] ioctl(4, LOOP_SET_FD, 3 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8953 attached [pid 8938] <... ioctl resumed>) = 0 [pid 8953] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 82 [pid 8953] <... set_robust_list resumed>) = 0 [pid 8938] close(3 [pid 8953] chdir("./80" [pid 8938] <... close resumed>) = 0 [pid 8938] close(4 [pid 8953] <... chdir resumed>) = 0 [pid 8938] <... close resumed>) = 0 [pid 8953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8938] mkdir("./file0", 0777 [pid 8953] <... prctl resumed>) = 0 [ 260.759890][ T8938] loop2: detected capacity change from 0 to 32768 [ 260.760377][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 260.795257][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 8953] setpgid(0, 0 [pid 8938] <... mkdir resumed>) = 0 [pid 8953] <... setpgid resumed>) = 0 [pid 8938] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8953] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 8953] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 8953] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 8953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8953] write(3, "1000", 4) = 4 [pid 8953] close(3) = 0 [pid 8953] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8953] write(1, "executing program\n", 18) = 18 [pid 8953] memfd_create("syzkaller", 0) = 3 [pid 8953] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5221] <... close resumed>) = 0 [ 260.814557][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 260.823709][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.832603][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.841640][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 260.850877][ T8929] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8958 attached [pid 8958] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 87 [pid 8958] <... set_robust_list resumed>) = 0 [pid 8958] chdir("./85") = 0 [pid 8958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8958] setpgid(0, 0) = 0 [pid 8958] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 8958] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 8958] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 8958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8958] write(3, "1000", 4) = 4 [pid 8958] close(3) = 0 [pid 8958] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 8958] write(1, "executing program\n", 18) = 18 [pid 8958] memfd_create("syzkaller", 0) = 3 [pid 8958] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8929] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8929] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8929] close(3) = 0 [pid 8929] close(4) = -1 EBADF (Bad file descriptor) [pid 8929] close(5) = -1 EBADF (Bad file descriptor) [pid 8929] close(6) = -1 EBADF (Bad file descriptor) [pid 8929] close(7) = -1 EBADF (Bad file descriptor) [pid 8929] close(8) = -1 EBADF (Bad file descriptor) [pid 8929] close(9) = -1 EBADF (Bad file descriptor) [pid 8929] close(10) = -1 EBADF (Bad file descriptor) [pid 8929] close(11) = -1 EBADF (Bad file descriptor) [pid 8929] close(12) = -1 EBADF (Bad file descriptor) [pid 8929] close(13) = -1 EBADF (Bad file descriptor) [pid 8929] close(14) = -1 EBADF (Bad file descriptor) [pid 8929] close(15) = -1 EBADF (Bad file descriptor) [pid 8929] close(16) = -1 EBADF (Bad file descriptor) [pid 8929] close(17) = -1 EBADF (Bad file descriptor) [pid 8929] close(18) = -1 EBADF (Bad file descriptor) [pid 8929] close(19) = -1 EBADF (Bad file descriptor) [pid 8929] close(20) = -1 EBADF (Bad file descriptor) [pid 8929] close(21) = -1 EBADF (Bad file descriptor) [pid 8929] close(22) = -1 EBADF (Bad file descriptor) [pid 8929] close(23) = -1 EBADF (Bad file descriptor) [pid 8929] close(24) = -1 EBADF (Bad file descriptor) [pid 8929] close(25) = -1 EBADF (Bad file descriptor) [pid 8929] close(26) = -1 EBADF (Bad file descriptor) [pid 8929] close(27) = -1 EBADF (Bad file descriptor) [pid 8929] close(28) = -1 EBADF (Bad file descriptor) [pid 8929] close(29) = -1 EBADF (Bad file descriptor) [pid 8929] exit_group(0) = ? [pid 8929] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=38 /* 0.38 s */} --- [pid 5223] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./83/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./83/cgroup") = 0 [pid 5223] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./83/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 260.954045][ T8929] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 260.969158][ T8929] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 260.978473][ T8938] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] unlink("./83/cgroup.cpu") = 0 [pid 5223] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./83/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./83/cgroup.net") = 0 [pid 5223] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./83/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./83/binderfs") = 0 [pid 5223] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8938] <... mount resumed>) = 0 [pid 8938] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8938] chdir("./file0") = 0 [pid 8938] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8938] mkdir("./bus", 0777) = 0 [pid 8938] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8938] chdir("./bus") = 0 [pid 8938] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8938] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 261.057675][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 261.082400][ T8938] XFS (loop2): Ending clean mount [pid 8938] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 261.098321][ T8938] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8953] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./83/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./83/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./83") = 0 [pid 5223] mkdir("./84", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8958] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... openat resumed>) = 3 [ 261.169294][ T8938] XFS (loop2): Unmount and run xfs_repair [ 261.192924][ T8938] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 261.211582][ T8938] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5223] close(3 [pid 8944] <... write resumed>) = 16777216 [pid 8944] munmap(0x7f1398600000, 138412032) = 0 [ 261.281171][ T8938] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 261.301751][ T8938] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 8944] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 8944] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8944] close(3) = 0 [pid 8944] close(4) = 0 [ 261.323001][ T8938] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 261.334202][ T8944] loop4: detected capacity change from 0 to 32768 [ 261.340994][ T8938] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 261.354031][ T8938] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8944] mkdir("./file0", 0777) = 0 [ 261.373700][ T8938] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 261.424893][ T8938] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8944] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8953] <... write resumed>) = 16777216 [ 261.464339][ T8938] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 86 ./strace-static-x86_64: Process 8966 attached [pid 8953] munmap(0x7f1398600000, 138412032 [pid 8938] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8938] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8938] close(3) = 0 [pid 8938] close(4) = -1 EBADF (Bad file descriptor) [pid 8938] close(5) = -1 EBADF (Bad file descriptor) [pid 8938] close(6) = -1 EBADF (Bad file descriptor) [pid 8938] close(7) = -1 EBADF (Bad file descriptor) [pid 8938] close(8) = -1 EBADF (Bad file descriptor) [pid 8938] close(9) = -1 EBADF (Bad file descriptor) [pid 8938] close(10) = -1 EBADF (Bad file descriptor) [pid 8938] close(11) = -1 EBADF (Bad file descriptor) [pid 8938] close(12) = -1 EBADF (Bad file descriptor) [pid 8938] close(13) = -1 EBADF (Bad file descriptor) [pid 8938] close(14) = -1 EBADF (Bad file descriptor) [pid 8938] close(15) = -1 EBADF (Bad file descriptor) [pid 8938] close(16) = -1 EBADF (Bad file descriptor) [pid 8938] close(17) = -1 EBADF (Bad file descriptor) [pid 8938] close(18) = -1 EBADF (Bad file descriptor) [pid 8938] close(19) = -1 EBADF (Bad file descriptor) [pid 8938] close(20) = -1 EBADF (Bad file descriptor) [pid 8938] close(21) = -1 EBADF (Bad file descriptor) [pid 8938] close(22) = -1 EBADF (Bad file descriptor) [pid 8938] close(23) = -1 EBADF (Bad file descriptor) [pid 8938] close(24) = -1 EBADF (Bad file descriptor) [pid 8938] close(25) = -1 EBADF (Bad file descriptor) [pid 8938] close(26) = -1 EBADF (Bad file descriptor) [pid 8938] close(27) = -1 EBADF (Bad file descriptor) [pid 8938] close(28) = -1 EBADF (Bad file descriptor) [pid 8938] close(29) = -1 EBADF (Bad file descriptor) [pid 8938] exit_group(0) = ? [pid 8966] set_robust_list(0x55557c72f760, 24 [pid 8938] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=50 /* 0.50 s */} --- [ 261.499673][ T8938] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 261.514791][ T8938] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 8966] <... set_robust_list resumed>) = 0 [pid 5224] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./80/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./80/cgroup") = 0 [pid 5224] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./80/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./80/cgroup.cpu") = 0 [pid 5224] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./80/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./80/cgroup.net") = 0 [pid 5224] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./80/binderfs") = 0 [pid 5224] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8966] chdir("./84" [pid 8953] <... munmap resumed>) = 0 [pid 8966] <... chdir resumed>) = 0 [pid 8966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8953] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8966] <... prctl resumed>) = 0 [pid 8953] <... openat resumed>) = 4 [pid 8953] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 8966] setpgid(0, 0) = 0 [pid 8966] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 8966] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 8966] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 8966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8966] write(3, "1000", 4 [pid 8953] close(3 [pid 8966] <... write resumed>) = 4 [pid 8953] <... close resumed>) = 0 [pid 8953] close(4 [pid 8966] close(3 [pid 8953] <... close resumed>) = 0 [pid 8966] <... close resumed>) = 0 [pid 8953] mkdir("./file0", 0777 [pid 8966] symlink("/dev/binderfs", "./binderfs" [pid 8953] <... mkdir resumed>) = 0 [pid 8966] <... symlink resumed>) = 0 [pid 8953] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid"executing program [pid 8966] write(1, "executing program\n", 18) = 18 [pid 8966] memfd_create("syzkaller", 0) = 3 [ 261.543796][ T8944] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 261.552962][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 261.565917][ T8953] loop3: detected capacity change from 0 to 32768 [pid 8966] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] <... umount2 resumed>) = 0 [pid 8966] <... mmap resumed>) = 0x7f1398600000 [pid 5224] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./80/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8958] <... write resumed>) = 16777216 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8958] munmap(0x7f1398600000, 138412032 [pid 5224] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8958] <... munmap resumed>) = 0 [pid 5224] newfstatat(4, "", [pid 8944] <... mount resumed>) = 0 [pid 8944] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8944] chdir("./file0" [pid 8958] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 8944] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8958] <... openat resumed>) = 4 [pid 8944] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 8958] ioctl(4, LOOP_SET_FD, 3 [ 261.684854][ T8953] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 261.709211][ T8944] XFS (loop4): Ending clean mount [pid 8944] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8944] mkdir("./bus", 0777 [pid 5224] getdents64(4, [pid 8944] <... mkdir resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8944] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] getdents64(4, [pid 8944] chdir("./bus" [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8944] <... chdir resumed>) = 0 [pid 5224] close(4 [pid 8944] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... close resumed>) = 0 [pid 8944] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] rmdir("./80/file0" [pid 8944] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... rmdir resumed>) = 0 [pid 8944] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 261.729793][ T8958] loop0: detected capacity change from 0 to 32768 [pid 5224] getdents64(3, [pid 8944] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./80") = 0 [pid 5224] mkdir("./81", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 8958] <... ioctl resumed>) = 0 [pid 8958] close(3 [pid 8966] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8958] <... close resumed>) = 0 [pid 8958] close(4) = 0 [ 261.755177][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 261.784491][ T25] XFS (loop4): Unmount and run xfs_repair [ 261.805025][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 261.814586][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 261.825715][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 261.835609][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 261.844982][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 261.854987][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 261.864254][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 261.874169][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 261.883267][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 8958] mkdir("./file0", 0777) = 0 [ 261.901361][ T8944] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 261.964179][ T8944] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 261.994141][ T8953] XFS (loop3): Ending clean mount [pid 8958] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8966] <... write resumed>) = 16777216 [pid 8966] munmap(0x7f1398600000, 138412032 [pid 8944] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8966] <... munmap resumed>) = 0 [pid 8944] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8944] close(3) = 0 [pid 8944] close(4) = -1 EBADF (Bad file descriptor) [pid 8944] close(5) = -1 EBADF (Bad file descriptor) [pid 8944] close(6) = -1 EBADF (Bad file descriptor) [pid 8944] close(7) = -1 EBADF (Bad file descriptor) [pid 8944] close(8) = -1 EBADF (Bad file descriptor) [pid 8944] close(9 [pid 8953] <... mount resumed>) = 0 [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8944] close(10 [pid 8953] <... openat resumed>) = 3 [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8944] close(11 [pid 8953] chdir("./file0" [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] <... chdir resumed>) = 0 [pid 8944] close(12 [pid 8953] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 262.009689][ T8944] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 8944] close(13 [pid 8953] mkdir("./bus", 0777 [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] <... mkdir resumed>) = 0 [pid 8944] close(14 [pid 8953] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] chdir("./bus" [pid 8944] close(15 [pid 8953] <... chdir resumed>) = 0 [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] openat(AT_FDCWD, NULL, O_RDONLY [pid 8944] close(16 [pid 8953] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8944] close(17 [pid 8953] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8944] close(18 [pid 8966] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 8944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [pid 8944] close(19) = -1 EBADF (Bad file descriptor) [pid 8944] close(20) = -1 EBADF (Bad file descriptor) [pid 8944] close(21) = -1 EBADF (Bad file descriptor) [pid 8944] close(22) = -1 EBADF (Bad file descriptor) [pid 8944] close(23) = -1 EBADF (Bad file descriptor) [pid 8944] close(24) = -1 EBADF (Bad file descriptor) [pid 8944] close(25) = -1 EBADF (Bad file descriptor) [pid 8944] close(26) = -1 EBADF (Bad file descriptor) [pid 8944] close(27) = -1 EBADF (Bad file descriptor) [pid 8944] close(28) = -1 EBADF (Bad file descriptor) [pid 8944] close(29) = -1 EBADF (Bad file descriptor) [pid 8944] exit_group(0) = ? [pid 8944] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 8966] <... openat resumed>) = 4 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8985 attached [pid 8966] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... restart_syscall resumed>) = 0 [pid 8985] set_robust_list(0x55557c72f760, 24 [pid 8966] <... ioctl resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 83 [pid 8985] <... set_robust_list resumed>) = 0 [pid 8966] close(3 [pid 8985] chdir("./81" [pid 8966] <... close resumed>) = 0 [pid 8985] <... chdir resumed>) = 0 [pid 8966] close(4 [pid 8985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8966] <... close resumed>) = 0 [pid 8985] <... prctl resumed>) = 0 [pid 8966] mkdir("./file0", 0777 [pid 8985] setpgid(0, 0 [pid 8966] <... mkdir resumed>) = 0 [pid 8985] <... setpgid resumed>) = 0 [pid 8966] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8985] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 8985] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 8985] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 8985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 262.068981][ T8953] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 262.080605][ T8953] XFS (loop3): Unmount and run xfs_repair [ 262.087255][ T8953] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 262.089661][ T8966] loop1: detected capacity change from 0 to 32768 [ 262.095286][ T8953] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 8985] write(3, "1000", 4) = 4 [pid 8985] close(3) = 0 [pid 8985] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 8985] write(1, "executing program\n", 18) = 18 [pid 8985] memfd_create("syzkaller", 0) = 3 [pid 8985] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./82/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./82/cgroup") = 0 [pid 5226] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 262.121713][ T8958] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 262.137716][ T8953] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5226] newfstatat(AT_FDCWD, "./82/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./82/cgroup.cpu") = 0 [pid 5226] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./82/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./82/cgroup.net") = 0 [pid 5226] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./82/binderfs") = 0 [ 262.173544][ T8953] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 262.186672][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 262.196627][ T8953] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 262.196799][ T8966] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 262.217260][ T8953] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 262.241312][ T8953] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.252707][ T8953] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.252887][ T8958] XFS (loop0): Ending clean mount [pid 5226] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8958] <... mount resumed>) = 0 [pid 8958] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8958] chdir("./file0") = 0 [pid 8958] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8958] mkdir("./bus", 0777) = 0 [pid 8958] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8958] chdir("./bus") = 0 [pid 8958] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8958] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 262.262182][ T8953] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.277268][ T8953] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 262.307719][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 8958] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./82/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./82/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./82") = 0 [pid 5226] mkdir("./83", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [ 262.322981][ T8953] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 262.339770][ T25] XFS (loop0): Unmount and run xfs_repair [ 262.348564][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 8985] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 8953] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8953] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 8953] close(3) = 0 [pid 8953] close(4) = -1 EBADF (Bad file descriptor) [pid 8953] close(5) = -1 EBADF (Bad file descriptor) [pid 8953] close(6) = -1 EBADF (Bad file descriptor) [pid 8953] close(7) = -1 EBADF (Bad file descriptor) [pid 8953] close(8) = -1 EBADF (Bad file descriptor) [ 262.409174][ T8953] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 262.422513][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 262.445236][ T8966] XFS (loop1): Ending clean mount [pid 8953] close(9 [pid 8966] <... mount resumed>) = 0 [pid 8966] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8966] chdir("./file0" [pid 8953] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] close(10 [pid 8966] <... chdir resumed>) = 0 [pid 8966] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8966] mkdir("./bus", 0777) = 0 [pid 8953] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] close(11) = -1 EBADF (Bad file descriptor) [pid 8966] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8966] chdir("./bus") = 0 [pid 8966] openat(AT_FDCWD, NULL, O_RDONLY [pid 8953] close(12 [pid 8966] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8966] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8966] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8953] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8953] close(13) = -1 EBADF (Bad file descriptor) [pid 8953] close(14) = -1 EBADF (Bad file descriptor) [ 262.465102][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 262.488709][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 262.502314][ T60] XFS (loop1): Unmount and run xfs_repair [pid 8953] close(15) = -1 EBADF (Bad file descriptor) [pid 8953] close(16) = -1 EBADF (Bad file descriptor) [pid 8953] close(17) = -1 EBADF (Bad file descriptor) [pid 8953] close(18) = -1 EBADF (Bad file descriptor) [ 262.508673][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 262.520206][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 262.529412][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 262.539844][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 262.549191][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 8953] close(19) = -1 EBADF (Bad file descriptor) [pid 8953] close(20) = -1 EBADF (Bad file descriptor) [pid 8953] close(21) = -1 EBADF (Bad file descriptor) [pid 8953] close(22) = -1 EBADF (Bad file descriptor) [pid 8953] close(23) = -1 EBADF (Bad file descriptor) [pid 8953] close(24) = -1 EBADF (Bad file descriptor) [pid 8953] close(25) = -1 EBADF (Bad file descriptor) [pid 8953] close(26) = -1 EBADF (Bad file descriptor) [pid 8953] close(27) = -1 EBADF (Bad file descriptor) [pid 8953] close(28) = -1 EBADF (Bad file descriptor) [pid 8953] close(29) = -1 EBADF (Bad file descriptor) [pid 8953] exit_group(0) = ? [pid 8953] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=45 /* 0.45 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./80", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./80/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./80/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./80/cgroup") = 0 [pid 5225] umount2("./80/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./80/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./80/cgroup.cpu") = 0 [pid 5225] umount2("./80/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./80/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./80/cgroup.net") = 0 [pid 5225] umount2("./80/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./80/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./80/binderfs") = 0 [ 262.559524][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 262.569566][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.580050][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 262.589904][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.599751][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5225] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 85 ./strace-static-x86_64: Process 8997 attached [ 262.611304][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.614637][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 262.620893][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 262.639130][ T8958] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8997] set_robust_list(0x55557c72f760, 24) = 0 [pid 8997] chdir("./83") = 0 [ 262.659272][ T8958] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 262.659329][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.684668][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.694170][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 262.704536][ T8966] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 8997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 8997] setpgid(0, 0 [pid 8958] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8997] <... setpgid resumed>) = 0 [pid 8958] mkdir(NULL, 000 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8958] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8958] close(3) = 0 [pid 8997] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 8966] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8958] close(4 [pid 5225] newfstatat(AT_FDCWD, "./80/file0", [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] <... symlink resumed>) = 0 [pid 8966] mkdir(NULL, 000 [pid 8958] close(5 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./80/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8997] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 8966] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8997] <... symlink resumed>) = 0 [pid 8966] close(3 [pid 8958] close(6 [pid 8997] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 8966] <... close resumed>) = 0 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 8958] close(7 [pid 8997] <... symlink resumed>) = 0 [pid 8966] close(4 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(4, [pid 8958] close(8 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(5 [pid 8958] close(9 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(10 [pid 8966] close(6 [pid 5225] getdents64(4, [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] <... openat resumed>) = 3 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(11 [pid 8997] write(3, "1000", 4 [pid 8966] close(7 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] <... write resumed>) = 4 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(12 [pid 8997] close(3 [pid 8985] <... write resumed>) = 16777216 [pid 8966] close(8 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 8997] <... close resumed>) = 0 [pid 8985] munmap(0x7f1398600000, 138412032 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(13 [pid 5225] close(4 [pid 8997] symlink("/dev/binderfs", "./binderfs" [pid 8966] close(9 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(14 [pid 5225] rmdir("./80/file0" [pid 8997] <... symlink resumed>) = 0 [pid 8966] close(10 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(15 [pid 5225] getdents64(3, [pid 8997] write(1, "executing program\n", 18 [pid 8966] close(11 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 executing program [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(16 [pid 5225] close(3 [pid 8997] <... write resumed>) = 18 [pid 8966] close(12 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(17 [pid 5225] rmdir("./80" [pid 8966] close(13 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(18 [pid 5225] mkdir("./81", 0777 [pid 8966] close(14 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... mkdir resumed>) = 0 [pid 8958] close(19 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 8997] memfd_create("syzkaller", 0 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 3 [pid 8958] close(20 [ 262.719962][ T8958] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 262.744464][ T8966] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 262.760007][ T8966] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5225] ioctl(3, LOOP_CLR_FD [pid 8997] <... memfd_create resumed>) = 3 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... ioctl resumed>) = 0 [pid 8985] <... munmap resumed>) = 0 [pid 8966] close(15 [pid 8958] close(21 [pid 8997] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] close(3 [pid 8997] <... mmap resumed>) = 0x7f1398600000 [pid 8985] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8985] <... openat resumed>) = 4 [pid 8966] close(16 [pid 8985] ioctl(4, LOOP_SET_FD, 3 [pid 8958] close(22 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(17 [pid 8958] close(23 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(18 [pid 8958] close(24 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(19 [pid 8958] close(25 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(20) = -1 EBADF (Bad file descriptor) [pid 8966] close(21 [pid 8958] close(26 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8985] <... ioctl resumed>) = 0 [pid 8966] close(22 [pid 8958] close(27 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(23) = -1 EBADF (Bad file descriptor) [pid 8966] close(24 [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] close(28) = -1 EBADF (Bad file descriptor) [pid 8958] close(29 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8958] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8966] close(25) = -1 EBADF (Bad file descriptor) [pid 8958] exit_group(0 [pid 8966] close(26) = -1 EBADF (Bad file descriptor) [pid 8966] close(27) = -1 EBADF (Bad file descriptor) [pid 8958] <... exit_group resumed>) = ? [pid 8985] close(3 [pid 8966] close(28 [pid 8958] +++ exited with 0 +++ [pid 8985] <... close resumed>) = 0 [pid 8985] close(4 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8985] <... close resumed>) = 0 [pid 8966] close(29 [pid 8985] mkdir("./file0", 0777) = 0 [pid 8966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8985] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 8966] exit_group(0) = ? [pid 8966] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=36 /* 0.36 s */} --- [pid 5221] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 262.814952][ T8985] loop2: detected capacity change from 0 to 32768 [pid 5221] newfstatat(AT_FDCWD, "./85/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./85/cgroup") = 0 [pid 5221] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./85/cgroup.cpu", [pid 5223] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] unlink("./85/cgroup.cpu" [pid 5223] getdents64(3, [pid 5221] <... unlink resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./84/cgroup", [pid 5221] newfstatat(AT_FDCWD, "./85/cgroup.net", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./84/cgroup") = 0 [pid 5221] unlink("./85/cgroup.net" [pid 5223] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./84/cgroup.cpu", [pid 5221] newfstatat(AT_FDCWD, "./85/binderfs", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./84/cgroup.cpu" [pid 5221] unlink("./85/binderfs" [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5223] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./84/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 262.867478][ T8985] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] <... close resumed>) = 0 [pid 5223] unlink("./84/cgroup.net") = 0 [pid 5223] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./84/binderfs" [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 9006 attached [pid 5223] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9006] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 83 [pid 9006] <... set_robust_list resumed>) = 0 [pid 9006] chdir("./81") = 0 [pid 9006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9006] setpgid(0, 0) = 0 [pid 9006] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9006] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9006] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9006] write(3, "1000", 4) = 4 [pid 9006] close(3) = 0 [pid 9006] symlink("/dev/binderfs", "./binderfs" [pid 5223] <... umount2 resumed>) = 0 [pid 9006] <... symlink resumed>) = 0 [pid 5223] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 9006] write(1, "executing program\n", 18 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9006] <... write resumed>) = 18 [pid 5223] newfstatat(AT_FDCWD, "./84/file0", [pid 9006] memfd_create("syzkaller", 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9006] <... memfd_create resumed>) = 3 [pid 5223] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9006] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9006] <... mmap resumed>) = 0x7f1398600000 [pid 5223] <... openat resumed>) = 4 [pid 5223] newfstatat(4, "", [pid 5221] <... umount2 resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] newfstatat(AT_FDCWD, "./85/file0", [pid 5223] close(4) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] rmdir("./84/file0") = 0 [pid 5221] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] close(3) = 0 [pid 5221] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] rmdir("./84" [pid 5221] <... openat resumed>) = 4 [pid 5223] <... rmdir resumed>) = 0 [pid 5223] mkdir("./85", 0777 [ 262.936458][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 262.959962][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] newfstatat(4, "", [pid 5223] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5221] getdents64(4, [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] close(3 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./85/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./85") = 0 [pid 5221] mkdir("./86", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 263.068372][ T8985] XFS (loop2): Ending clean mount [pid 5221] close(3 [pid 8985] <... mount resumed>) = 0 [pid 8985] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8985] chdir("./file0") = 0 [pid 8985] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8985] mkdir("./bus", 0777) = 0 [pid 8985] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8985] chdir("./bus") = 0 [pid 8985] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8985] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 263.136553][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 263.157016][ T9] XFS (loop2): Unmount and run xfs_repair [ 263.162815][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 263.223691][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 263.232619][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 8985] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [ 263.263969][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 263.283656][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 263.292593][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 263.302291][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9007 attached [pid 9007] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 88 [pid 9007] <... set_robust_list resumed>) = 0 [pid 9007] chdir("./86") = 0 [pid 9007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9007] setpgid(0, 0) = 0 [pid 9007] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9007] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [ 263.311263][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 263.320243][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 263.334382][ T8985] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9008 attached [pid 9007] <... symlink resumed>) = 0 [pid 9008] set_robust_list(0x55557c72f760, 24 [pid 9007] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 87 [pid 9008] <... set_robust_list resumed>) = 0 [pid 9008] chdir("./85" [pid 9007] <... symlink resumed>) = 0 [pid 9008] <... chdir resumed>) = 0 [pid 9007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9007] <... openat resumed>) = 3 [pid 9006] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9008] setpgid(0, 0 [pid 9007] write(3, "1000", 4 [pid 9008] <... setpgid resumed>) = 0 [pid 9007] <... write resumed>) = 4 [pid 8985] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9008] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 8985] mkdir(NULL, 000 [pid 9007] close(3 [pid 9008] <... symlink resumed>) = 0 [pid 9007] <... close resumed>) = 0 [pid 8985] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9008] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9007] symlink("/dev/binderfs", "./binderfs" [pid 8985] close(3executing program [pid 9007] <... symlink resumed>) = 0 [pid 8985] <... close resumed>) = 0 [pid 9008] <... symlink resumed>) = 0 [pid 9007] write(1, "executing program\n", 18 [pid 8985] close(4 [pid 9008] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9007] <... write resumed>) = 18 [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] memfd_create("syzkaller", 0 [pid 8985] close(5 [pid 9007] <... memfd_create resumed>) = 3 [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] <... symlink resumed>) = 0 [pid 9007] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8985] close(6 [pid 9008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... mmap resumed>) = 0x7f1398600000 [pid 8985] close(7 [pid 9008] <... openat resumed>) = 3 [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8985] close(8) = -1 EBADF (Bad file descriptor) [pid 8985] close(9 [pid 9008] write(3, "1000", 4 [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] <... write resumed>) = 4 [pid 8985] close(10 [pid 9008] close(3 [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] <... close resumed>) = 0 [pid 8985] close(11 [pid 9008] symlink("/dev/binderfs", "./binderfs" [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8985] close(12) = -1 EBADF (Bad file descriptor) [pid 8985] close(13) = -1 EBADF (Bad file descriptor) [pid 9008] <... symlink resumed>) = 0 [pid 8985] close(14 [pid 9008] write(1, "executing program\n", 18executing program [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] <... write resumed>) = 18 [pid 8985] close(15 [pid 9008] memfd_create("syzkaller", 0 [pid 8985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] <... memfd_create resumed>) = 3 [pid 8985] close(16) = -1 EBADF (Bad file descriptor) [pid 9008] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 8985] close(17) = -1 EBADF (Bad file descriptor) [pid 9008] <... mmap resumed>) = 0x7f1398600000 [pid 8985] close(18) = -1 EBADF (Bad file descriptor) [pid 8985] close(19) = -1 EBADF (Bad file descriptor) [pid 8985] close(20) = -1 EBADF (Bad file descriptor) [pid 8985] close(21) = -1 EBADF (Bad file descriptor) [pid 8985] close(22) = -1 EBADF (Bad file descriptor) [pid 8985] close(23) = -1 EBADF (Bad file descriptor) [pid 8985] close(24) = -1 EBADF (Bad file descriptor) [pid 8985] close(25) = -1 EBADF (Bad file descriptor) [pid 8985] close(26) = -1 EBADF (Bad file descriptor) [pid 8985] close(27) = -1 EBADF (Bad file descriptor) [pid 8985] close(28) = -1 EBADF (Bad file descriptor) [pid 8985] close(29) = -1 EBADF (Bad file descriptor) [pid 8985] exit_group(0) = ? [pid 8985] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=32 /* 0.32 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 263.363275][ T8985] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 263.383748][ T8985] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5224] newfstatat(AT_FDCWD, "./81/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./81/cgroup") = 0 [pid 5224] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./81/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./81/cgroup.cpu") = 0 [pid 5224] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./81/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./81/cgroup.net") = 0 [pid 5224] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./81/binderfs") = 0 [pid 5224] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 263.475388][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8997] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... umount2 resumed>) = 0 [pid 9006] <... write resumed>) = 16777216 [pid 9006] munmap(0x7f1398600000, 138412032 [pid 9007] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9006] <... munmap resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9006] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9006] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5224] newfstatat(AT_FDCWD, "./81/file0", [pid 9008] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9006] close(3) = 0 [pid 9006] close(4) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9006] mkdir("./file0", 0777 [pid 5224] <... openat resumed>) = 4 [ 263.776869][ T9006] loop3: detected capacity change from 0 to 32768 [pid 5224] newfstatat(4, "", [pid 9006] <... mkdir resumed>) = 0 [pid 9006] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./81/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./81") = 0 [pid 5224] mkdir("./82", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 8997] <... write resumed>) = 16777216 [ 263.958238][ T9006] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 8997] munmap(0x7f1398600000, 138412032) = 0 [pid 5224] <... close resumed>) = 0 [pid 9007] <... write resumed>) = 16777216 [pid 8997] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9007] munmap(0x7f1398600000, 138412032 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9017 attached [pid 8997] <... openat resumed>) = 4 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 84 [pid 9017] set_robust_list(0x55557c72f760, 24 [pid 8997] ioctl(4, LOOP_SET_FD, 3 [pid 9017] <... set_robust_list resumed>) = 0 [pid 9007] <... munmap resumed>) = 0 [pid 9007] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9017] chdir("./82" [pid 9007] <... openat resumed>) = 4 [pid 9017] <... chdir resumed>) = 0 [pid 9007] ioctl(4, LOOP_SET_FD, 3 [pid 9017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9017] setpgid(0, 0) = 0 [pid 9017] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9017] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 9017] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9017] write(3, "1000", 4) = 4 [pid 9017] close(3) = 0 [pid 9017] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9017] write(1, "executing program\n", 18executing program ) = 18 [pid 9017] memfd_create("syzkaller", 0) = 3 [pid 9008] <... write resumed>) = 16777216 [pid 9017] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 8997] <... ioctl resumed>) = 0 [pid 9008] munmap(0x7f1398600000, 138412032 [pid 9007] <... ioctl resumed>) = 0 [pid 9006] <... mount resumed>) = 0 [pid 9006] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8997] close(3 [pid 9006] <... openat resumed>) = 3 [pid 8997] <... close resumed>) = 0 [pid 9006] chdir("./file0" [pid 8997] close(4 [pid 9007] close(3 [pid 9006] <... chdir resumed>) = 0 [pid 8997] <... close resumed>) = 0 [pid 8997] mkdir("./file0", 0777) = 0 [pid 8997] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9007] <... close resumed>) = 0 [pid 9006] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9008] <... munmap resumed>) = 0 [ 264.129582][ T8997] loop4: detected capacity change from 0 to 32768 [ 264.142078][ T9007] loop0: detected capacity change from 0 to 32768 [ 264.155214][ T9006] XFS (loop3): Ending clean mount [pid 9008] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9007] close(4 [pid 9006] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9006] mkdir("./bus", 0777 [pid 9007] <... close resumed>) = 0 [pid 9008] <... openat resumed>) = 4 [pid 9007] mkdir("./file0", 0777) = 0 [pid 9008] ioctl(4, LOOP_SET_FD, 3 [pid 9007] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9008] <... ioctl resumed>) = 0 [pid 9008] close(3 [pid 9006] <... mkdir resumed>) = 0 [pid 9008] <... close resumed>) = 0 [pid 9006] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9008] close(4) = 0 [pid 9006] chdir("./bus" [pid 9008] mkdir("./file0", 0777 [pid 9006] <... chdir resumed>) = 0 [pid 9008] <... mkdir resumed>) = 0 [pid 9006] openat(AT_FDCWD, NULL, O_RDONLY [pid 9008] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9006] <... openat resumed>) = -1 EFAULT (Bad address) [ 264.218154][ T9008] loop1: detected capacity change from 0 to 32768 [pid 9006] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 264.285783][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 264.301017][ T9008] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 264.304457][ T8997] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 264.338556][ T60] XFS (loop3): Unmount and run xfs_repair [ 264.351082][ T9007] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 264.364246][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 264.371698][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9006] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 264.380989][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 264.390255][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 264.399411][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 264.408447][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 264.417498][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.426667][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.436198][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.452242][ T9006] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9017] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9007] <... mount resumed>) = 0 [pid 9007] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9007] chdir("./file0") = 0 [pid 9007] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9007] mkdir("./bus", 0777) = 0 [pid 9007] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9007] chdir("./bus") = 0 [pid 9007] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9007] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 264.485706][ T9007] XFS (loop0): Ending clean mount [ 264.502165][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 264.513965][ T9008] XFS (loop1): Ending clean mount [ 264.514950][ T8997] XFS (loop4): Ending clean mount [pid 9007] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8997] <... mount resumed>) = 0 [pid 8997] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 8997] chdir("./file0") = 0 [pid 8997] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 8997] mkdir("./bus", 0777) = 0 [pid 8997] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8997] chdir("./bus") = 0 [pid 8997] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 8997] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 8997] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9008] <... mount resumed>) = 0 [pid 9008] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9008] chdir("./file0") = 0 [pid 9008] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9008] mkdir("./bus", 0777) = 0 [pid 9008] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9008] chdir("./bus") = 0 [pid 9008] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9008] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 264.533494][ T8997] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 264.546154][ T5280] XFS (loop0): Unmount and run xfs_repair [ 264.551940][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 264.568754][ T8997] XFS (loop4): Unmount and run xfs_repair [pid 9008] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9017] <... write resumed>) = 16777216 [pid 9017] munmap(0x7f1398600000, 138412032 [pid 9006] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 264.581218][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 264.595574][ T8997] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 264.596156][ T9006] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 264.603106][ T8997] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 264.617675][ T9006] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9017] <... munmap resumed>) = 0 [pid 9006] mkdir(NULL, 000 [pid 9017] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9006] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9017] <... openat resumed>) = 4 [pid 9006] close(3 [pid 9017] ioctl(4, LOOP_SET_FD, 3 [pid 9006] <... close resumed>) = 0 [pid 9006] close(4 [pid 9017] <... ioctl resumed>) = 0 [pid 9006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9006] close(5) = -1 EBADF (Bad file descriptor) [pid 9006] close(6) = -1 EBADF (Bad file descriptor) [pid 9006] close(7) = -1 EBADF (Bad file descriptor) [pid 9006] close(8) = -1 EBADF (Bad file descriptor) [pid 9006] close(9) = -1 EBADF (Bad file descriptor) [pid 9006] close(10) = -1 EBADF (Bad file descriptor) [pid 9006] close(11) = -1 EBADF (Bad file descriptor) [pid 9006] close(12) = -1 EBADF (Bad file descriptor) [pid 9006] close(13) = -1 EBADF (Bad file descriptor) [pid 9006] close(14) = -1 EBADF (Bad file descriptor) [pid 9006] close(15) = -1 EBADF (Bad file descriptor) [pid 9006] close(16) = -1 EBADF (Bad file descriptor) [pid 9006] close(17) = -1 EBADF (Bad file descriptor) [pid 9006] close(18) = -1 EBADF (Bad file descriptor) [pid 9006] close(19) = -1 EBADF (Bad file descriptor) [pid 9017] close(3 [pid 9006] close(20 [pid 9017] <... close resumed>) = 0 [pid 9006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9006] close(21 [pid 9017] close(4 [pid 9006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] <... close resumed>) = 0 [pid 9006] close(22) = -1 EBADF (Bad file descriptor) [pid 9006] close(23 [pid 9017] mkdir("./file0", 0777 [pid 9006] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] <... mkdir resumed>) = 0 [pid 9006] close(24) = -1 EBADF (Bad file descriptor) [pid 9006] close(25) = -1 EBADF (Bad file descriptor) [pid 9006] close(26 [pid 9017] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9006] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 264.636077][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 264.638288][ T9017] loop2: detected capacity change from 0 to 32768 [ 264.645752][ T9] XFS (loop1): Unmount and run xfs_repair [ 264.652409][ T8997] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 264.658384][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 264.675254][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 9006] close(27) = -1 EBADF (Bad file descriptor) [pid 9006] close(28) = -1 EBADF (Bad file descriptor) [pid 9006] close(29) = -1 EBADF (Bad file descriptor) [pid 9006] exit_group(0) = ? [pid 9006] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=29 /* 0.29 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./81", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./81/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./81/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./81/cgroup") = 0 [pid 5225] umount2("./81/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./81/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./81/cgroup.cpu") = 0 [pid 5225] umount2("./81/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./81/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./81/cgroup.net") = 0 [pid 5225] umount2("./81/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./81/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./81/binderfs") = 0 [ 264.682733][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 264.689803][ T8997] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 264.691734][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 264.709556][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 264.718517][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 264.727501][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 264.736685][ T8997] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 264.737280][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 264.746270][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 264.754561][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 264.764789][ T8997] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 264.772001][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 264.780798][ T8997] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.789685][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.798635][ T8997] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.807551][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.816367][ T8997] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.825411][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.844082][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.853025][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.862116][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 264.871344][ T9007] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 264.883269][ T9008] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 264.895069][ T8997] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 264.897911][ T9007] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 264.912669][ T9008] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5225] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9008] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9007] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9008] mkdir(NULL, 000 [pid 9007] mkdir(NULL, 000 [pid 9008] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9007] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9008] close(3 [pid 9007] close(3 [pid 9008] <... close resumed>) = 0 [pid 9007] <... close resumed>) = 0 [pid 9008] close(4 [pid 9007] close(4) = -1 EBADF (Bad file descriptor) [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] close(5 [pid 9008] close(5 [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 264.929106][ T9007] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 264.939526][ T9017] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 264.953350][ T9008] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 264.969570][ T8997] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] close(6) = -1 EBADF (Bad file descriptor) [pid 9008] close(6 [pid 9007] close(7 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(7 [pid 9007] close(8 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(8 [pid 9007] close(9 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(9 [pid 9007] close(10 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(10 [pid 9007] close(11 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(11 [pid 9007] close(12 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(12 [pid 9007] close(13 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(13 [pid 9007] close(14 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(14 [pid 9007] close(15 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(15 [pid 9007] close(16 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(16 [pid 9007] close(17 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(17 [pid 9007] close(18 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(18 [pid 9007] close(19 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(19 [pid 9007] close(20 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(20 [pid 9007] close(21 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(21 [pid 9007] close(22 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(22 [pid 9007] close(23 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(23 [pid 9007] close(24 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(24 [pid 9007] close(25 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(25 [pid 9007] close(26 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(26 [pid 9007] close(27 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(27 [pid 9007] close(28 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(28 [pid 9007] close(29 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9008] close(29 [pid 9007] exit_group(0 [pid 9008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9007] <... exit_group resumed>) = ? [pid 9007] +++ exited with 0 +++ [pid 9008] exit_group(0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=35 /* 0.35 s */} --- [pid 9008] <... exit_group resumed>) = ? [pid 8997] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 8997] mkdir(NULL, 000 [pid 9008] +++ exited with 0 +++ [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./81/file0", [pid 5221] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8997] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... openat resumed>) = 3 [pid 8997] close(3) = 0 [pid 5225] umount2("./81/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(3, "", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=39 /* 0.39 s */} --- [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(3, [pid 5225] <... openat resumed>) = 4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] newfstatat(4, "", [pid 5223] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] getdents64(4, [pid 5223] newfstatat(3, "", [pid 5221] newfstatat(AT_FDCWD, "./86/cgroup", [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(4, [pid 5223] getdents64(3, [pid 5221] unlink("./86/cgroup" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... unlink resumed>) = 0 [pid 5225] close(4 [pid 5223] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8997] close(4 [pid 5225] rmdir("./81/file0" [pid 5223] newfstatat(AT_FDCWD, "./85/cgroup", [pid 5221] newfstatat(AT_FDCWD, "./86/cgroup.cpu", [pid 5225] <... rmdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(3, [pid 5223] unlink("./85/cgroup" [pid 5221] unlink("./86/cgroup.cpu" [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 8997] close(5 [pid 5225] close(3 [pid 5223] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(6 [pid 5225] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(7 [pid 5225] rmdir("./81" [pid 5223] newfstatat(AT_FDCWD, "./85/cgroup.cpu", [pid 5221] newfstatat(AT_FDCWD, "./86/cgroup.net", [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(8 [pid 5225] <... rmdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(9 [pid 5225] mkdir("./82", 0777 [pid 5223] unlink("./85/cgroup.cpu" [pid 5221] unlink("./86/cgroup.net" [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(10 [pid 5225] <... mkdir resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(11 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5223] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [ 264.989319][ T8997] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5221] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(12 [pid 5225] <... openat resumed>) = 3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5223] newfstatat(AT_FDCWD, "./85/cgroup.net", [pid 5221] newfstatat(AT_FDCWD, "./86/binderfs", [pid 5225] <... ioctl resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] close(3 [pid 5223] unlink("./85/cgroup.net" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] <... mount resumed>) = 0 [pid 8997] close(13 [pid 5223] <... unlink resumed>) = 0 [pid 5221] unlink("./86/binderfs" [pid 9017] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] <... openat resumed>) = 3 [pid 8997] close(14 [pid 9017] chdir("./file0" [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 9017] <... chdir resumed>) = 0 [pid 8997] close(15 [pid 9017] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 8997] close(16 [pid 5221] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9017] mkdir("./bus", 0777 [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9017] <... mkdir resumed>) = 0 [pid 8997] close(17 [pid 9017] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] chdir("./bus" [pid 8997] close(18 [pid 9017] <... chdir resumed>) = 0 [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] openat(AT_FDCWD, NULL, O_RDONLY [pid 8997] close(19 [pid 9017] <... openat resumed>) = -1 EFAULT (Bad address) [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 8997] close(20 [pid 9017] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 8997] close(21 [pid 5223] newfstatat(AT_FDCWD, "./85/binderfs", [pid 8997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 8997] close(22) = -1 EBADF (Bad file descriptor) [pid 8997] close(23) = -1 EBADF (Bad file descriptor) [pid 8997] close(24) = -1 EBADF (Bad file descriptor) [pid 8997] close(25) = -1 EBADF (Bad file descriptor) [pid 8997] close(26) = -1 EBADF (Bad file descriptor) [pid 8997] close(27) = -1 EBADF (Bad file descriptor) [pid 8997] close(28) = -1 EBADF (Bad file descriptor) [pid 8997] close(29) = -1 EBADF (Bad file descriptor) [pid 8997] exit_group(0) = ? [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8997] +++ exited with 0 +++ [ 265.036127][ T9017] XFS (loop2): Ending clean mount [ 265.049774][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 265.054543][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 265.076562][ T8] XFS (loop2): Unmount and run xfs_repair [pid 5223] unlink("./85/binderfs") = 0 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=55 /* 0.55 s */} --- [pid 5223] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./83/cgroup", [pid 5221] <... umount2 resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] unlink("./83/cgroup" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./86/file0", [pid 5226] <... unlink resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./83/cgroup.cpu", [pid 5221] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./83/cgroup.cpu" [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] close(4) = 0 [pid 5221] rmdir("./86/file0" [pid 5226] newfstatat(AT_FDCWD, "./83/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5226] unlink("./83/cgroup.net" [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... close resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./83/binderfs", [pid 5221] rmdir("./86" [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./83/binderfs" [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./87", 0777 [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 265.083934][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 265.091808][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 265.102104][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 265.106459][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 265.111578][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] close(3 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./85/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./85/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./85") = 0 [pid 5223] mkdir("./86", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 5226] <... umount2 resumed>) = 0 [ 265.161412][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 265.179854][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5226] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./83/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [ 265.226928][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 265.256727][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./83/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./83") = 0 [pid 5226] mkdir("./84", 0777) = 0 [ 265.293688][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 265.323902][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 265.353902][ T9017] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] close(3 [pid 5225] <... close resumed>) = 0 [ 265.396148][ T9017] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9017] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9050 attached ./strace-static-x86_64: Process 9051 attached [pid 9017] mkdir(NULL, 000 [pid 5223] <... close resumed>) = 0 [pid 9050] set_robust_list(0x55557c72f760, 24 [pid 9017] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 89 [pid 9050] <... set_robust_list resumed>) = 0 [pid 9017] close(3 [pid 9050] chdir("./87" [pid 9017] <... close resumed>) = 0 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 84 [pid 9050] <... chdir resumed>) = 0 [pid 9017] close(4 [pid 9050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... prctl resumed>) = 0 [pid 9017] close(5 [pid 9050] setpgid(0, 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... setpgid resumed>) = 0 [pid 9017] close(6 [pid 9050] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... symlink resumed>) = 0 [pid 9017] close(7 [pid 9050] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... symlink resumed>) = 0 [pid 9017] close(8 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] close(9 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 88 [pid 9050] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... symlink resumed>) = 0 [pid 9017] close(10 [pid 9050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] set_robust_list(0x55557c72f760, 24 [pid 9050] <... openat resumed>) = 3 [pid 9017] close(11) = -1 EBADF (Bad file descriptor) [pid 9017] close(12 [pid 9051] <... set_robust_list resumed>) = 0 [pid 9050] write(3, "1000", 4 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] chdir("./82" [pid 9050] <... write resumed>) = 4 [pid 9017] close(13 [pid 9050] close(3 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... close resumed>) = 0 [pid 9017] close(14./strace-static-x86_64: Process 9052 attached [pid 9050] symlink("/dev/binderfs", "./binderfs" [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] set_robust_list(0x55557c72f760, 24executing program ) = 0 [pid 9050] <... symlink resumed>) = 0 [pid 9017] close(15 [pid 9050] write(1, "executing program\n", 18 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... write resumed>) = 18 [pid 9017] close(16 [pid 9050] memfd_create("syzkaller", 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9050] <... memfd_create resumed>) = 3 [pid 9017] close(17 [pid 9050] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] <... chdir resumed>) = 0 [pid 9050] <... mmap resumed>) = 0x7f1398600000 [pid 9052] chdir("./86" [pid 9051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9017] close(18 [pid 9051] <... prctl resumed>) = 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] setpgid(0, 0 [pid 9017] close(19 [pid 9051] <... setpgid resumed>) = 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] <... chdir resumed>) = 0 [pid 9052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9051] symlink("/syzcgroup/unified/syz3", "./cgroup" [ 265.454068][ T9017] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9017] close(20 [pid 9052] <... prctl resumed>) = 0 [pid 9051] <... symlink resumed>) = 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9017] close(21 [pid 9052] setpgid(0, 0 [pid 9051] <... symlink resumed>) = 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] close(22) = -1 EBADF (Bad file descriptor) [pid 9017] close(23) = -1 EBADF (Bad file descriptor) [pid 9017] close(24) = -1 EBADF (Bad file descriptor) [pid 9052] <... setpgid resumed>) = 0 [pid 9017] close(25 [pid 9051] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9051] <... symlink resumed>) = 0 [pid 9017] close(26 [pid 9052] <... symlink resumed>) = 0 [pid 9051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9051] <... openat resumed>) = 3 [pid 9017] close(27) = -1 EBADF (Bad file descriptor) [pid 9017] close(28 [pid 9052] <... symlink resumed>) = 0 [pid 9017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9017] close(29) = -1 EBADF (Bad file descriptor) [pid 9051] write(3, "1000", 4 [pid 9017] exit_group(0 [pid 9052] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9051] <... write resumed>) = 4 [pid 9017] <... exit_group resumed>) = ? executing program [pid 9052] <... symlink resumed>) = 0 [pid 9051] close(3 [pid 9017] +++ exited with 0 +++ [pid 9051] <... close resumed>) = 0 [pid 9051] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9051] write(1, "executing program\n", 18 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 9051] <... write resumed>) = 18 [pid 9051] memfd_create("syzkaller", 0 [pid 9052] <... openat resumed>) = 3 [pid 9051] <... memfd_create resumed>) = 3 [pid 9052] write(3, "1000", 4 [pid 5226] <... close resumed>) = 0 [pid 5224] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9052] <... write resumed>) = 4 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9052] close(3) = 0 [pid 9052] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9052] write(1, "executing program\n", 18) = 18 [pid 9052] memfd_create("syzkaller", 0) = 3 [pid 9052] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 86 [pid 9051] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9051] <... mmap resumed>) = 0x7f1398600000 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./82/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./82/cgroup") = 0 [pid 5224] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./82/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./82/cgroup.cpu") = 0 [pid 5224] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./82/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./82/cgroup.net") = 0 [pid 5224] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./82/binderfs") = 0 [pid 5224] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9053 attached [pid 9050] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9053] set_robust_list(0x55557c72f760, 24) = 0 [pid 9053] chdir("./84") = 0 [pid 9053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9053] setpgid(0, 0) = 0 [pid 9053] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9053] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9053] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9053] write(3, "1000", 4) = 4 [pid 9053] close(3) = 0 [pid 9053] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9053] write(1, "executing program\n", 18) = 18 [ 265.661091][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9053] memfd_create("syzkaller", 0 [pid 5224] <... umount2 resumed>) = 0 [pid 9053] <... memfd_create resumed>) = 3 [pid 9053] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9053] <... mmap resumed>) = 0x7f1398600000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./82/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./82/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./82") = 0 [pid 5224] mkdir("./83", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 9052] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9054 attached [pid 9054] set_robust_list(0x55557c72f760, 24) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 85 [pid 9054] chdir("./83") = 0 [pid 9054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9054] setpgid(0, 0) = 0 [pid 9054] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9054] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 9054] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9054] write(3, "1000", 4) = 4 [pid 9054] close(3) = 0 [pid 9054] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9054] write(1, "executing program\n", 18executing program ) = 18 [pid 9054] memfd_create("syzkaller", 0) = 3 [pid 9054] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9050] <... write resumed>) = 16777216 [pid 9051] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9053] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9050] munmap(0x7f1398600000, 138412032) = 0 [pid 9050] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 9050] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9050] close(3) = 0 [pid 9050] close(4) = 0 [pid 9050] mkdir("./file0", 0777) = 0 [ 266.247773][ T9050] loop0: detected capacity change from 0 to 32768 [pid 9050] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9051] <... write resumed>) = 16777216 [pid 9051] munmap(0x7f1398600000, 138412032 [pid 9052] <... write resumed>) = 16777216 [pid 9052] munmap(0x7f1398600000, 138412032 [pid 9051] <... munmap resumed>) = 0 [pid 9051] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9051] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9051] close(3) = 0 [pid 9051] close(4) = 0 [pid 9051] mkdir("./file0", 0777) = 0 [ 266.447023][ T9051] loop3: detected capacity change from 0 to 32768 [ 266.453804][ T9050] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9051] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9052] <... munmap resumed>) = 0 [pid 9052] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9053] <... write resumed>) = 16777216 [pid 9052] <... openat resumed>) = 4 [pid 9052] ioctl(4, LOOP_SET_FD, 3 [pid 9053] munmap(0x7f1398600000, 138412032 [pid 9052] <... ioctl resumed>) = 0 [pid 9052] close(3) = 0 [pid 9052] close(4) = 0 [pid 9052] mkdir("./file0", 0777) = 0 [ 266.548407][ T9051] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 266.558266][ T9052] loop1: detected capacity change from 0 to 32768 [pid 9052] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9053] <... munmap resumed>) = 0 [pid 9053] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9050] <... mount resumed>) = 0 [pid 9050] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9050] chdir("./file0") = 0 [pid 9053] <... openat resumed>) = 4 [pid 9053] ioctl(4, LOOP_SET_FD, 3 [pid 9050] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9050] mkdir("./bus", 0777 [pid 9053] <... ioctl resumed>) = 0 [ 266.619410][ T9050] XFS (loop0): Ending clean mount [ 266.635214][ T9053] loop4: detected capacity change from 0 to 32768 [ 266.646431][ T9051] XFS (loop3): Ending clean mount [ 266.656583][ T9052] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9053] close(3 [pid 9054] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9053] <... close resumed>) = 0 [pid 9053] close(4) = 0 [pid 9053] mkdir("./file0", 0777) = 0 [pid 9053] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9050] <... mkdir resumed>) = 0 [pid 9051] <... mount resumed>) = 0 [pid 9050] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9051] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9050] chdir("./bus" [pid 9051] <... openat resumed>) = 3 [pid 9050] <... chdir resumed>) = 0 [pid 9050] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9051] chdir("./file0" [pid 9050] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9051] <... chdir resumed>) = 0 [pid 9050] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9050] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9051] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9051] mkdir("./bus", 0777) = 0 [pid 9051] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9051] chdir("./bus") = 0 [pid 9051] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9051] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 266.746786][ T9051] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 266.758312][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 266.769603][ T8] XFS (loop0): Unmount and run xfs_repair [ 266.775992][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 266.783406][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 266.792884][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 266.802078][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 266.811309][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 266.820528][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 266.830318][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 266.839532][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 266.848853][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 266.858597][ T9050] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 266.872291][ T9050] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 266.915828][ T9050] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 266.928109][ T9053] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9051] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9054] <... write resumed>) = 16777216 [pid 9050] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9054] munmap(0x7f1398600000, 138412032 [pid 9050] mkdir(NULL, 000 [pid 9054] <... munmap resumed>) = 0 [pid 9050] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9054] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9050] close(3 [pid 9054] <... openat resumed>) = 4 [pid 9050] <... close resumed>) = 0 [pid 9054] ioctl(4, LOOP_SET_FD, 3 [ 267.063670][ T9051] XFS (loop3): Unmount and run xfs_repair [ 267.069494][ T9051] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 267.091886][ T9051] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 267.100999][ T9051] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9050] close(4) = -1 EBADF (Bad file descriptor) [pid 9050] close(5) = -1 EBADF (Bad file descriptor) [pid 9050] close(6) = -1 EBADF (Bad file descriptor) [pid 9050] close(7) = -1 EBADF (Bad file descriptor) [pid 9050] close(8) = -1 EBADF (Bad file descriptor) [pid 9050] close(9) = -1 EBADF (Bad file descriptor) [pid 9050] close(10) = -1 EBADF (Bad file descriptor) [pid 9050] close(11) = -1 EBADF (Bad file descriptor) [pid 9050] close(12) = -1 EBADF (Bad file descriptor) [pid 9050] close(13) = -1 EBADF (Bad file descriptor) [pid 9050] close(14) = -1 EBADF (Bad file descriptor) [pid 9050] close(15) = -1 EBADF (Bad file descriptor) [pid 9050] close(16) = -1 EBADF (Bad file descriptor) [pid 9050] close(17) = -1 EBADF (Bad file descriptor) [pid 9050] close(18) = -1 EBADF (Bad file descriptor) [pid 9050] close(19) = -1 EBADF (Bad file descriptor) [pid 9050] close(20) = -1 EBADF (Bad file descriptor) [pid 9050] close(21) = -1 EBADF (Bad file descriptor) [pid 9050] close(22) = -1 EBADF (Bad file descriptor) [pid 9050] close(23) = -1 EBADF (Bad file descriptor) [pid 9050] close(24) = -1 EBADF (Bad file descriptor) [pid 9050] close(25) = -1 EBADF (Bad file descriptor) [pid 9050] close(26) = -1 EBADF (Bad file descriptor) [pid 9050] close(27) = -1 EBADF (Bad file descriptor) [pid 9050] close(28) = -1 EBADF (Bad file descriptor) [pid 9050] close(29) = -1 EBADF (Bad file descriptor) [pid 9050] exit_group(0) = ? [pid 9050] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=32 /* 0.32 s */} --- [pid 5221] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9054] <... ioctl resumed>) = 0 [pid 9054] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9054] <... close resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 267.109621][ T9054] loop2: detected capacity change from 0 to 32768 [ 267.111152][ T9051] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 267.125573][ T9051] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 267.136225][ T9051] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 267.145338][ T9051] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.155436][ T9051] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9054] close(4 [pid 5221] <... openat resumed>) = 3 [pid 9054] <... close resumed>) = 0 [ 267.164628][ T9051] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.174411][ T9051] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 267.190800][ T9051] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 267.191764][ T9053] XFS (loop4): Ending clean mount [pid 5221] newfstatat(3, "", [pid 9054] mkdir("./file0", 0777 [pid 9051] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9051] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9054] <... mkdir resumed>) = 0 [pid 9053] <... mount resumed>) = 0 [pid 9051] close(3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9051] <... close resumed>) = 0 [pid 9053] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9051] close(4 [pid 9054] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 9051] close(5 [pid 9053] <... openat resumed>) = 3 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9051] close(6 [pid 9053] chdir("./file0" [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9053] <... chdir resumed>) = 0 [pid 9051] close(7 [pid 5221] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9053] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9053] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9051] close(8 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9053] mkdir("./bus", 0777 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] close(9 [pid 5221] newfstatat(AT_FDCWD, "./87/cgroup", [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] close(10 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 267.209238][ T9051] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9051] close(11 [pid 5221] unlink("./87/cgroup" [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9053] <... mkdir resumed>) = 0 [pid 9051] close(12 [pid 5221] <... unlink resumed>) = 0 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] close(13 [pid 9053] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9053] chdir("./bus" [pid 9051] close(14 [pid 9053] <... chdir resumed>) = 0 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9053] openat(AT_FDCWD, NULL, O_RDONLY [pid 9051] close(15) = -1 EBADF (Bad file descriptor) [pid 9053] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9051] close(16) = -1 EBADF (Bad file descriptor) [pid 9053] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9051] close(17 [pid 9053] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9053] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9051] close(18 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./87/cgroup.cpu", [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./87/cgroup.cpu" [pid 9051] close(19) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 9051] close(20 [ 267.236848][ T9054] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 267.263519][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 267.271853][ T9052] XFS (loop1): Ending clean mount [ 267.276156][ T25] XFS (loop4): Unmount and run xfs_repair [pid 5221] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9052] <... mount resumed>) = 0 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9052] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9052] chdir("./file0") = 0 [pid 5221] newfstatat(AT_FDCWD, "./87/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9052] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9051] close(21) = -1 EBADF (Bad file descriptor) [pid 9052] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9051] close(22 [pid 5221] unlink("./87/cgroup.net") = 0 [pid 9052] mkdir("./bus", 0777 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9051] close(23 [pid 5221] unlink("./87/binderfs" [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] close(24 [pid 5221] <... unlink resumed>) = 0 [pid 9052] <... mkdir resumed>) = 0 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9051] close(25) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9051] close(26) = -1 EBADF (Bad file descriptor) [pid 9052] chdir("./bus" [pid 9051] close(27 [pid 9052] <... chdir resumed>) = 0 [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 267.286584][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 267.294124][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 267.303700][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 267.313310][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 267.320303][ T9054] XFS (loop2): Ending clean mount [ 267.322292][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 267.336304][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 267.341840][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 267.346168][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.361181][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 267.365959][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9052] openat(AT_FDCWD, NULL, O_RDONLY [pid 9051] close(28 [pid 9052] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9051] close(29 [pid 9052] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9051] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9051] exit_group(0) = ? [pid 9051] +++ exited with 0 +++ [pid 9054] <... mount resumed>) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=43 /* 0.43 s */} --- [pid 9054] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9054] chdir("./file0") = 0 [pid 5225] umount2("./82", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9054] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9054] mkdir("./bus", 0777 [pid 5225] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", [pid 9054] <... mkdir resumed>) = 0 [pid 9054] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9054] chdir("./bus") = 0 [pid 9054] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9054] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 267.376049][ T8] XFS (loop1): Unmount and run xfs_repair [ 267.384008][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.394053][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 267.410387][ T9053] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 267.422533][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9054] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./82/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./82/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./82/cgroup") = 0 [pid 5225] umount2("./82/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./82/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./82/cgroup.cpu") = 0 [pid 5225] umount2("./82/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./82/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./82/cgroup.net") = 0 [pid 5225] umount2("./82/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./82/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./82/binderfs") = 0 [ 267.431546][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 267.440530][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 267.449580][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 267.457401][ T9053] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 267.459257][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 267.481600][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 267.482557][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.494735][ T60] XFS (loop2): Unmount and run xfs_repair [ 267.502557][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.508597][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 267.517374][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.517917][ T9053] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 267.524880][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 267.524903][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 267.524921][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 267.524937][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 267.524956][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5225] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9053] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9053] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9053] close(3) = 0 [pid 9053] close(4) = -1 EBADF (Bad file descriptor) [pid 9053] close(5) = -1 EBADF (Bad file descriptor) [pid 9053] close(6) = -1 EBADF (Bad file descriptor) [pid 9053] close(7) = -1 EBADF (Bad file descriptor) [pid 9053] close(8) = -1 EBADF (Bad file descriptor) [pid 9053] close(9) = -1 EBADF (Bad file descriptor) [pid 9053] close(10) = -1 EBADF (Bad file descriptor) [pid 9053] close(11) = -1 EBADF (Bad file descriptor) [pid 9053] close(12) = -1 EBADF (Bad file descriptor) [pid 9053] close(13) = -1 EBADF (Bad file descriptor) [pid 9053] close(14) = -1 EBADF (Bad file descriptor) [pid 9053] close(15) = -1 EBADF (Bad file descriptor) [pid 9053] close(16) = -1 EBADF (Bad file descriptor) [pid 9053] close(17) = -1 EBADF (Bad file descriptor) [pid 9053] close(18) = -1 EBADF (Bad file descriptor) [pid 9053] close(19) = -1 EBADF (Bad file descriptor) [pid 9053] close(20) = -1 EBADF (Bad file descriptor) [pid 9053] close(21) = -1 EBADF (Bad file descriptor) [pid 9053] close(22) = -1 EBADF (Bad file descriptor) [pid 9053] close(23) = -1 EBADF (Bad file descriptor) [pid 9053] close(24) = -1 EBADF (Bad file descriptor) [pid 9053] close(25) = -1 EBADF (Bad file descriptor) [pid 9053] close(26) = -1 EBADF (Bad file descriptor) [pid 9053] close(27) = -1 EBADF (Bad file descriptor) [pid 9053] close(28) = -1 EBADF (Bad file descriptor) [pid 9053] close(29) = -1 EBADF (Bad file descriptor) [pid 9053] exit_group(0) = ? [pid 9053] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./87/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 267.524973][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.524991][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.525009][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 267.578113][ T9052] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 267.594148][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9054] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9054] mkdir(NULL, 000 [pid 5221] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 9054] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] newfstatat(4, "", [pid 9054] close(3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9054] <... close resumed>) = 0 [pid 5221] getdents64(4, [pid 9054] close(4 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 9054] close(5 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(4 [pid 9054] close(6 [pid 5221] <... close resumed>) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./87/file0" [pid 9054] close(7 [pid 5221] <... rmdir resumed>) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 9054] close(8 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 9054] close(9 [pid 5221] <... close resumed>) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./87" [pid 9054] close(10 [pid 5221] <... rmdir resumed>) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] mkdir("./88", 0777 [pid 9054] close(11 [pid 5221] <... mkdir resumed>) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9054] close(12 [pid 5221] <... openat resumed>) = 3 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9054] close(13 [pid 5221] <... ioctl resumed>) = 0 [pid 9054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 9054] close(14) = -1 EBADF (Bad file descriptor) [pid 9054] close(15) = -1 EBADF (Bad file descriptor) [pid 9054] close(16) = -1 EBADF (Bad file descriptor) [pid 9054] close(17) = -1 EBADF (Bad file descriptor) [pid 9054] close(18) = -1 EBADF (Bad file descriptor) [pid 9054] close(19) = -1 EBADF (Bad file descriptor) [pid 9054] close(20) = -1 EBADF (Bad file descriptor) [pid 9054] close(21) = -1 EBADF (Bad file descriptor) [pid 9054] close(22) = -1 EBADF (Bad file descriptor) [pid 9054] close(23) = -1 EBADF (Bad file descriptor) [pid 9054] close(24) = -1 EBADF (Bad file descriptor) [pid 9054] close(25) = -1 EBADF (Bad file descriptor) [ 267.596233][ T9054] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 267.607145][ T9052] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 267.628523][ T9054] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 267.634587][ T9052] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9054] close(26) = -1 EBADF (Bad file descriptor) [pid 9054] close(27) = -1 EBADF (Bad file descriptor) [pid 9054] close(28) = -1 EBADF (Bad file descriptor) [pid 9052] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9054] close(29) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 3 [pid 9054] exit_group(0) = ? [pid 9054] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [ 267.645697][ T9054] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./83/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./83/cgroup") = 0 [pid 5224] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./83/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./83/cgroup.cpu") = 0 [pid 5224] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./83/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./83/cgroup.net") = 0 [pid 5224] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./83/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./83/binderfs") = 0 [pid 5224] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9052] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9052] close(3) = 0 [pid 5221] <... close resumed>) = 0 [pid 9052] close(4) = -1 EBADF (Bad file descriptor) [pid 9052] close(5) = -1 EBADF (Bad file descriptor) [pid 9052] close(6 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 9095 attached [pid 9052] close(7 [pid 9095] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 90 [pid 9095] <... set_robust_list resumed>) = 0 [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9095] chdir("./88" [pid 9052] close(8) = -1 EBADF (Bad file descriptor) [pid 9052] close(9) = -1 EBADF (Bad file descriptor) [pid 9052] close(10) = -1 EBADF (Bad file descriptor) [pid 9052] close(11) = -1 EBADF (Bad file descriptor) [pid 9052] close(12) = -1 EBADF (Bad file descriptor) [pid 9052] close(13) = -1 EBADF (Bad file descriptor) [pid 9095] <... chdir resumed>) = 0 [pid 9052] close(14 [pid 5226] newfstatat(3, "", [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9052] close(15 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9095] <... prctl resumed>) = 0 [pid 5226] getdents64(3, [pid 9095] setpgid(0, 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9095] <... setpgid resumed>) = 0 [pid 5226] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9095] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 267.752322][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9095] <... symlink resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./84/cgroup", [pid 9095] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9095] <... symlink resumed>) = 0 [pid 5226] unlink("./84/cgroup" [pid 9095] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5226] <... unlink resumed>) = 0 [pid 9095] <... symlink resumed>) = 0 [pid 5226] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9095] <... openat resumed>) = 3 [pid 5226] newfstatat(AT_FDCWD, "./84/cgroup.cpu", [pid 9095] write(3, "1000", 4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9095] <... write resumed>) = 4 [pid 5226] unlink("./84/cgroup.cpu" [pid 9095] close(3 [pid 5226] <... unlink resumed>) = 0 [pid 9095] <... close resumed>) = 0 [pid 5226] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9095] symlink("/dev/binderfs", "./binderfs" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9095] <... symlink resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./84/cgroup.net", [pid 9095] write(1, "executing program\n", 18 executing program [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9095] <... write resumed>) = 18 [pid 5226] unlink("./84/cgroup.net" [pid 9095] memfd_create("syzkaller", 0 [pid 5226] <... unlink resumed>) = 0 [pid 9095] <... memfd_create resumed>) = 3 [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9052] close(16 [pid 9095] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = 0 [pid 9095] <... mmap resumed>) = 0x7f1398600000 [pid 5226] newfstatat(AT_FDCWD, "./84/binderfs", [pid 9052] close(17 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] close(18 [pid 5226] unlink("./84/binderfs" [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] close(19 [pid 5226] <... unlink resumed>) = 0 [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] close(20 [pid 5226] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] close(21) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./82/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./82/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9052] close(22 [pid 5225] close(4 [pid 9052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9052] close(23) = -1 EBADF (Bad file descriptor) [pid 9052] close(24) = -1 EBADF (Bad file descriptor) [pid 9052] close(25) = -1 EBADF (Bad file descriptor) [pid 9052] close(26) = -1 EBADF (Bad file descriptor) [pid 9052] close(27) = -1 EBADF (Bad file descriptor) [pid 9052] close(28) = -1 EBADF (Bad file descriptor) [pid 9052] close(29) = -1 EBADF (Bad file descriptor) [pid 9052] exit_group(0) = ? [pid 9052] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=36 /* 0.36 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./86/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./86/cgroup") = 0 [pid 5223] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./86/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./86/cgroup.cpu") = 0 [pid 5223] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./86/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./86/cgroup.net") = 0 [ 267.831579][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] <... close resumed>) = 0 [pid 5223] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] rmdir("./82/file0") = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] getdents64(3, [pid 5223] newfstatat(AT_FDCWD, "./86/binderfs", [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] close(3 [pid 5223] unlink("./86/binderfs" [pid 5225] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5225] rmdir("./82" [pid 5223] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... rmdir resumed>) = 0 [pid 5225] mkdir("./83", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 267.878147][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] close(3 [pid 9095] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./83/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", [pid 5223] <... umount2 resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(4, [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(4, [pid 5223] newfstatat(AT_FDCWD, "./86/file0", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] newfstatat(AT_FDCWD, "./84/file0", [pid 5223] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 4 [pid 5226] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] newfstatat(4, "", [pid 5226] <... openat resumed>) = 4 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] newfstatat(4, "", [pid 5223] getdents64(4, [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, [pid 5223] getdents64(4, [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] getdents64(4, [pid 5223] close(4 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... close resumed>) = 0 [pid 5226] close(4 [pid 5223] rmdir("./86/file0" [pid 5226] <... close resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] rmdir("./84/file0" [pid 5223] getdents64(3, [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] getdents64(3, [pid 5223] close(3 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... close resumed>) = 0 [pid 5226] close(3 [pid 5223] rmdir("./86" [pid 5226] <... close resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] rmdir("./84" [pid 5223] mkdir("./87", 0777 [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5226] mkdir("./85", 0777 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] <... mkdir resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5226] <... openat resumed>) = 3 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... ioctl resumed>) = 0 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5223] close(3 [pid 5226] <... ioctl resumed>) = 0 [pid 5224] close(4 [pid 5226] close(3 [pid 5224] <... close resumed>) = 0 [pid 5224] rmdir("./83/file0") = 0 [pid 5224] getdents64(3, [pid 5225] <... close resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 85 [pid 9095] <... write resumed>) = 16777216 [pid 9095] munmap(0x7f1398600000, 138412032./strace-static-x86_64: Process 9096 attached [pid 5224] close(3) = 0 [pid 5224] rmdir("./83") = 0 [pid 5224] mkdir("./84", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9096] set_robust_list(0x55557c72f760, 24 [pid 9095] <... munmap resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 9095] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9096] <... set_robust_list resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 9096] chdir("./83" [pid 9095] <... openat resumed>) = 4 [pid 5224] <... ioctl resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 9096] <... chdir resumed>) = 0 [pid 9095] ioctl(4, LOOP_SET_FD, 3 [pid 5224] close(3 [pid 9096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5226] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9097 attached [pid 9097] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 87 [pid 9097] <... set_robust_list resumed>) = 0 [pid 9097] chdir("./85") = 0 [pid 9097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9097] setpgid(0, 0) = 0 [pid 9097] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9097] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9097] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9097] write(3, "1000", 4) = 4 [pid 9097] close(3) = 0 [pid 9097] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9097] write(1, "executing program\n", 18executing program [pid 9096] <... prctl resumed>) = 0 [pid 9097] <... write resumed>) = 18 [pid 9097] memfd_create("syzkaller", 0 [pid 9096] setpgid(0, 0 [pid 9097] <... memfd_create resumed>) = 3 [pid 9097] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9096] <... setpgid resumed>) = 0 [pid 9096] symlink("/syzcgroup/unified/syz3", "./cgroup"./strace-static-x86_64: Process 9098 attached [pid 9098] set_robust_list(0x55557c72f760, 24) = 0 [pid 9098] chdir("./87") = 0 [pid 9098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9098] setpgid(0, 0) = 0 [ 268.316075][ T9095] loop0: detected capacity change from 0 to 32768 [pid 9098] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9096] <... symlink resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 89 [pid 9096] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9095] <... ioctl resumed>) = 0 [pid 9096] <... symlink resumed>) = 0 [pid 9095] close(3 [pid 9096] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9095] <... close resumed>) = 0 [pid 9098] <... symlink resumed>) = 0 [pid 9096] <... symlink resumed>) = 0 [pid 9095] close(4 [pid 9096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9095] <... close resumed>) = 0 [pid 9098] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9098] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9096] <... openat resumed>) = 3 [pid 9095] mkdir("./file0", 0777 [pid 9096] write(3, "1000", 4 [pid 9098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9096] <... write resumed>) = 4 [pid 9095] <... mkdir resumed>) = 0 [pid 9096] close(3) = 0 [pid 9095] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9096] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9096] write(1, "executing program\n", 18executing program [pid 9098] <... openat resumed>) = 3 [pid 9096] <... write resumed>) = 18 [pid 9098] write(3, "1000", 4 [pid 9096] memfd_create("syzkaller", 0 [pid 9098] <... write resumed>) = 4 [pid 9096] <... memfd_create resumed>) = 3 [pid 9096] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9098] close(3 [pid 9096] <... mmap resumed>) = 0x7f1398600000 [pid 9098] <... close resumed>) = 0 [pid 9098] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9098] write(1, "executing program\n", 18) = 18 [pid 9098] memfd_create("syzkaller", 0) = 3 [pid 9098] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 268.423086][ T9095] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 86 ./strace-static-x86_64: Process 9107 attached [pid 9107] set_robust_list(0x55557c72f760, 24) = 0 [pid 9107] chdir("./84" [pid 9095] <... mount resumed>) = 0 [pid 9095] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9107] <... chdir resumed>) = 0 [pid 9095] chdir("./file0" [pid 9107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9095] <... chdir resumed>) = 0 [pid 9107] <... prctl resumed>) = 0 [pid 9095] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9095] mkdir("./bus", 0777 [pid 9107] setpgid(0, 0 [pid 9095] <... mkdir resumed>) = 0 [pid 9107] <... setpgid resumed>) = 0 [ 268.528652][ T9095] XFS (loop0): Ending clean mount [pid 9107] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9095] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9107] <... symlink resumed>) = 0 [pid 9095] chdir("./bus") = 0 [pid 9107] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9095] openat(AT_FDCWD, NULL, O_RDONLY [pid 9107] <... symlink resumed>) = 0 [pid 9095] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9107] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9095] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9107] <... symlink resumed>) = 0 [pid 9095] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9095] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9107] <... openat resumed>) = 3 [pid 9107] write(3, "1000", 4) = 4 [pid 9107] close(3) = 0 [pid 9107] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9107] write(1, "executing program\n", 18) = 18 [pid 9107] memfd_create("syzkaller", 0) = 3 [pid 9107] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 268.592212][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 268.633648][ T9] XFS (loop0): Unmount and run xfs_repair [ 268.653751][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 268.661209][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 268.701165][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 268.723688][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 268.732608][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 268.741624][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 268.750604][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 268.759670][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 268.768631][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9098] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9097] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 268.793716][ T9095] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9096] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 268.901250][ T9095] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 268.933773][ T9095] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9107] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9095] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9095] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9095] close(3) = 0 [pid 9095] close(4) = -1 EBADF (Bad file descriptor) [pid 9095] close(5) = -1 EBADF (Bad file descriptor) [pid 9095] close(6) = -1 EBADF (Bad file descriptor) [pid 9095] close(7) = -1 EBADF (Bad file descriptor) [pid 9095] close(8) = -1 EBADF (Bad file descriptor) [pid 9095] close(9) = -1 EBADF (Bad file descriptor) [pid 9095] close(10) = -1 EBADF (Bad file descriptor) [pid 9095] close(11) = -1 EBADF (Bad file descriptor) [pid 9095] close(12) = -1 EBADF (Bad file descriptor) [pid 9095] close(13) = -1 EBADF (Bad file descriptor) [pid 9095] close(14) = -1 EBADF (Bad file descriptor) [pid 9095] close(15) = -1 EBADF (Bad file descriptor) [pid 9095] close(16) = -1 EBADF (Bad file descriptor) [pid 9095] close(17) = -1 EBADF (Bad file descriptor) [pid 9095] close(18) = -1 EBADF (Bad file descriptor) [pid 9095] close(19) = -1 EBADF (Bad file descriptor) [pid 9095] close(20) = -1 EBADF (Bad file descriptor) [pid 9095] close(21) = -1 EBADF (Bad file descriptor) [pid 9095] close(22) = -1 EBADF (Bad file descriptor) [pid 9095] close(23) = -1 EBADF (Bad file descriptor) [pid 9095] close(24) = -1 EBADF (Bad file descriptor) [pid 9095] close(25) = -1 EBADF (Bad file descriptor) [pid 9095] close(26) = -1 EBADF (Bad file descriptor) [pid 9095] close(27) = -1 EBADF (Bad file descriptor) [pid 9095] close(28) = -1 EBADF (Bad file descriptor) [pid 9095] close(29) = -1 EBADF (Bad file descriptor) [pid 9095] exit_group(0) = ? [pid 9095] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=32 /* 0.32 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./88/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./88/cgroup") = 0 [pid 5221] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./88/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./88/cgroup.cpu") = 0 [pid 5221] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./88/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./88/cgroup.net") = 0 [pid 5221] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./88/binderfs") = 0 [pid 5221] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9096] <... write resumed>) = 16777216 [pid 5221] <... umount2 resumed>) = 0 [ 269.064215][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9096] munmap(0x7f1398600000, 138412032 [pid 5221] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./88/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./88/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./88") = 0 [pid 5221] mkdir("./89", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 9096] <... munmap resumed>) = 0 [pid 9096] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9096] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9096] close(3) = 0 [pid 9096] close(4) = 0 [pid 9096] mkdir("./file0", 0777) = 0 [ 269.206114][ T9096] loop3: detected capacity change from 0 to 32768 [ 269.290233][ T9096] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9096] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9116 attached [pid 9107] <... write resumed>) = 16777216 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 91 [pid 9116] set_robust_list(0x55557c72f760, 24) = 0 [pid 9116] chdir("./89" [pid 9107] munmap(0x7f1398600000, 138412032 [pid 9098] <... write resumed>) = 16777216 [pid 9116] <... chdir resumed>) = 0 [pid 9116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9098] munmap(0x7f1398600000, 138412032 [pid 9116] setpgid(0, 0) = 0 [pid 9116] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9116] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9098] <... munmap resumed>) = 0 [pid 9096] <... mount resumed>) = 0 [pid 9116] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9096] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9116] <... symlink resumed>) = 0 [pid 9096] <... openat resumed>) = 3 [pid 9116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9098] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9096] chdir("./file0" [pid 9116] <... openat resumed>) = 3 [pid 9107] <... munmap resumed>) = 0 [pid 9098] <... openat resumed>) = 4 [pid 9096] <... chdir resumed>) = 0 [pid 9107] openat(AT_FDCWD, "/dev/loop2", O_RDWR [ 269.386890][ T9096] XFS (loop3): Ending clean mount [pid 9098] ioctl(4, LOOP_SET_FD, 3 [pid 9107] <... openat resumed>) = 4 [pid 9107] ioctl(4, LOOP_SET_FD, 3 [pid 9116] write(3, "1000", 4 [pid 9098] <... ioctl resumed>) = 0 [pid 9097] <... write resumed>) = 16777216 [pid 9096] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9097] munmap(0x7f1398600000, 138412032 [pid 9098] close(3 [pid 9116] <... write resumed>) = 4 [pid 9096] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9116] close(3 [pid 9107] <... ioctl resumed>) = 0 [pid 9098] <... close resumed>) = 0 [pid 9096] mkdir("./bus", 0777 [pid 9116] <... close resumed>) = 0 [pid 9107] close(3 [pid 9098] close(4 [pid 9116] symlink("/dev/binderfs", "./binderfs" [pid 9107] <... close resumed>) = 0 [pid 9098] <... close resumed>) = 0 executing program [pid 9116] <... symlink resumed>) = 0 [pid 9107] close(4 [pid 9098] mkdir("./file0", 0777 [pid 9116] write(1, "executing program\n", 18 [pid 9107] <... close resumed>) = 0 [pid 9098] <... mkdir resumed>) = 0 [pid 9116] <... write resumed>) = 18 [pid 9107] mkdir("./file0", 0777 [pid 9098] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9096] <... mkdir resumed>) = 0 [pid 9116] memfd_create("syzkaller", 0 [pid 9107] <... mkdir resumed>) = 0 [pid 9096] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9116] <... memfd_create resumed>) = 3 [pid 9107] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9096] chdir("./bus") = 0 [pid 9116] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9096] openat(AT_FDCWD, NULL, O_RDONLY [pid 9097] <... munmap resumed>) = 0 [pid 9097] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9096] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9097] <... openat resumed>) = 4 [ 269.418611][ T9098] loop1: detected capacity change from 0 to 32768 [ 269.438105][ T9107] loop2: detected capacity change from 0 to 32768 [pid 9097] ioctl(4, LOOP_SET_FD, 3 [pid 9096] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9097] <... ioctl resumed>) = 0 [pid 9097] close(3) = 0 [pid 9097] close(4) = 0 [pid 9097] mkdir("./file0", 0777 [pid 9096] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9097] <... mkdir resumed>) = 0 [ 269.467125][ T9097] loop4: detected capacity change from 0 to 32768 [ 269.504609][ T25] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 269.523714][ T25] XFS (loop3): Unmount and run xfs_repair [ 269.529539][ T25] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 269.543970][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 269.553191][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 269.563192][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 269.571689][ T9098] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 269.581432][ T9107] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 269.592016][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 269.598909][ T9097] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 269.601069][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 269.618666][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.627789][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.636753][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9097] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9096] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9096] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9096] close(3) = 0 [pid 9096] close(4) = -1 EBADF (Bad file descriptor) [pid 9096] close(5) = -1 EBADF (Bad file descriptor) [pid 9096] close(6) = -1 EBADF (Bad file descriptor) [pid 9096] close(7) = -1 EBADF (Bad file descriptor) [pid 9096] close(8) = -1 EBADF (Bad file descriptor) [pid 9096] close(9) = -1 EBADF (Bad file descriptor) [pid 9096] close(10) = -1 EBADF (Bad file descriptor) [pid 9096] close(11) = -1 EBADF (Bad file descriptor) [pid 9096] close(12) = -1 EBADF (Bad file descriptor) [pid 9096] close(13) = -1 EBADF (Bad file descriptor) [pid 9096] close(14) = -1 EBADF (Bad file descriptor) [pid 9096] close(15) = -1 EBADF (Bad file descriptor) [pid 9096] close(16) = -1 EBADF (Bad file descriptor) [pid 9096] close(17) = -1 EBADF (Bad file descriptor) [pid 9096] close(18) = -1 EBADF (Bad file descriptor) [pid 9096] close(19) = -1 EBADF (Bad file descriptor) [pid 9096] close(20) = -1 EBADF (Bad file descriptor) [pid 9096] close(21) = -1 EBADF (Bad file descriptor) [pid 9096] close(22) = -1 EBADF (Bad file descriptor) [pid 9096] close(23) = -1 EBADF (Bad file descriptor) [pid 9096] close(24) = -1 EBADF (Bad file descriptor) [pid 9096] close(25) = -1 EBADF (Bad file descriptor) [pid 9096] close(26) = -1 EBADF (Bad file descriptor) [pid 9096] close(27) = -1 EBADF (Bad file descriptor) [pid 9096] close(28) = -1 EBADF (Bad file descriptor) [pid 9096] close(29) = -1 EBADF (Bad file descriptor) [pid 9096] exit_group(0) = ? [pid 9096] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=35 /* 0.35 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 269.645798][ T9096] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 269.663768][ T9096] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 269.678647][ T9096] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 5225] umount2("./83", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./83/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./83/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./83/cgroup") = 0 [pid 5225] umount2("./83/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./83/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./83/cgroup.cpu") = 0 [pid 5225] umount2("./83/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./83/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./83/cgroup.net") = 0 [pid 5225] umount2("./83/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./83/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./83/binderfs") = 0 [pid 5225] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9116] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9107] <... mount resumed>) = 0 [pid 9098] <... mount resumed>) = 0 [pid 9107] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9098] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9107] <... openat resumed>) = 3 [pid 9098] <... openat resumed>) = 3 [pid 9107] chdir("./file0" [pid 9098] chdir("./file0" [pid 9107] <... chdir resumed>) = 0 [pid 9098] <... chdir resumed>) = 0 [pid 9107] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9098] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9107] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9098] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9107] mkdir("./bus", 0777 [pid 9098] mkdir("./bus", 0777 [pid 9107] <... mkdir resumed>) = 0 [pid 9098] <... mkdir resumed>) = 0 [pid 9107] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9098] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9107] chdir("./bus" [pid 9098] chdir("./bus" [pid 9107] <... chdir resumed>) = 0 [pid 9098] <... chdir resumed>) = 0 [pid 9107] openat(AT_FDCWD, NULL, O_RDONLY [pid 9098] openat(AT_FDCWD, NULL, O_RDONLY [pid 9107] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9098] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9107] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9098] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9107] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 269.766572][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 269.779957][ T9098] XFS (loop1): Ending clean mount [ 269.785262][ T9107] XFS (loop2): Ending clean mount [ 269.790986][ T9097] XFS (loop4): Ending clean mount [pid 9098] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9097] <... mount resumed>) = 0 [pid 9097] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9097] chdir("./file0") = 0 [pid 9097] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [ 269.808444][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 269.822690][ T9] XFS (loop2): Unmount and run xfs_repair [ 269.828756][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 269.836537][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 269.845801][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 269.855647][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9097] mkdir("./bus", 0777) = 0 [pid 9097] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9097] chdir("./bus") = 0 [pid 9097] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9097] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 269.864626][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 269.873730][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 269.882699][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.891677][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.901152][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.910252][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 269.925514][ T9] XFS (loop1): Unmount and run xfs_repair [ 269.931396][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 269.938978][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 269.947910][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 269.956887][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 269.965942][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 269.973436][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 269.974842][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 269.974870][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.974888][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9097] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./83/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./83/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./83/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./83") = 0 [pid 5225] mkdir("./84", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 269.974907][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 269.975309][ T9098] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 269.987707][ T9107] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 270.046312][ T25] XFS (loop4): Unmount and run xfs_repair [ 270.052093][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 270.059605][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 270.066420][ T9098] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 270.068650][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 270.092381][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 270.093763][ T9098] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5225] close(3 [pid 9107] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9098] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9107] mkdir(NULL, 000 [pid 9098] mkdir(NULL, 000 [pid 9107] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9098] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9107] close(3 [pid 9098] close(3 [pid 9107] <... close resumed>) = 0 [pid 9098] <... close resumed>) = 0 [pid 9107] close(4 [pid 9098] close(4 [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(5 [pid 9107] close(5 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(6 [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(7) = -1 EBADF (Bad file descriptor) [pid 9107] close(6 [pid 9098] close(8 [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] close(7 [pid 9098] close(9 [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] close(8 [pid 9098] close(10 [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] close(9 [pid 9098] close(11 [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(12 [pid 9107] close(10 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(13 [pid 9107] close(11 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(14 [pid 9107] close(12 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(15 [pid 9107] close(13 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(16 [pid 9107] close(14 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(17 [pid 9107] close(15 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(18 [pid 9107] close(16 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(19 [pid 9107] close(17 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(20 [pid 9107] close(18 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(21 [pid 9107] close(19 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(22 [pid 9107] close(20 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(23 [pid 9107] close(21 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(24 [pid 9107] close(22 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(25 [pid 9107] close(23 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(26 [pid 9107] close(24 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(27 [pid 9107] close(25 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(28 [pid 9107] close(26 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] close(29 [pid 9107] close(27 [pid 9098] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] exit_group(0 [ 270.101444][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 270.114037][ T9107] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 270.118748][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 270.133153][ T9107] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 270.152347][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9107] close(28 [pid 9098] <... exit_group resumed>) = ? [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9098] +++ exited with 0 +++ [pid 9107] close(29 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=39 /* 0.39 s */} --- [pid 9107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 9107] exit_group(0) = ? [pid 5223] <... restart_syscall resumed>) = 0 [pid 5223] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./87/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./87/cgroup") = 0 [pid 5223] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./87/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./87/cgroup.cpu") = 0 [pid 5223] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./87/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./87/cgroup.net") = 0 [pid 5223] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9107] +++ exited with 0 +++ [pid 5223] unlink("./87/binderfs" [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=37 /* 0.37 s */} --- [pid 5223] <... unlink resumed>) = 0 [ 270.161499][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 270.172131][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9141 attached ) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./84/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./84/cgroup" [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 86 [pid 9141] set_robust_list(0x55557c72f760, 24 [pid 5224] <... unlink resumed>) = 0 [ 270.221686][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 270.230878][ T9097] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9141] <... set_robust_list resumed>) = 0 [pid 5224] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9141] chdir("./84" [pid 5224] newfstatat(AT_FDCWD, "./84/cgroup.cpu", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9141] <... chdir resumed>) = 0 [pid 9141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./87/file0", [pid 9141] <... prctl resumed>) = 0 [pid 5224] unlink("./84/cgroup.cpu" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9141] setpgid(0, 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9141] <... setpgid resumed>) = 0 [pid 5224] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9141] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9097] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] newfstatat(AT_FDCWD, "./84/cgroup.net", [pid 5223] <... openat resumed>) = 4 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(4, "", [pid 5224] unlink("./84/cgroup.net" [pid 9141] <... symlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9141] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9116] <... write resumed>) = 16777216 [pid 9097] mkdir(NULL, 000 [pid 5224] <... unlink resumed>) = 0 [pid 5223] getdents64(4, [pid 9116] munmap(0x7f1398600000, 138412032 [pid 5224] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9141] <... symlink resumed>) = 0 [pid 9141] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9097] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] getdents64(4, [pid 9141] <... symlink resumed>) = 0 [pid 9097] close(3 [pid 5224] newfstatat(AT_FDCWD, "./84/binderfs", [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9097] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] close(4 [pid 9141] <... openat resumed>) = 3 [pid 9097] close(4 [pid 5224] unlink("./84/binderfs" [pid 5223] <... close resumed>) = 0 [pid 9141] write(3, "1000", 4 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 5223] rmdir("./87/file0" [pid 9141] <... write resumed>) = 4 [pid 9097] close(5 [ 270.287289][ T9097] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 270.315648][ T9097] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5224] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... rmdir resumed>) = 0 [pid 9141] close(3 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9116] <... munmap resumed>) = 0 [pid 5223] getdents64(3, [pid 9116] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 executing program [pid 9116] ioctl(4, LOOP_SET_FD, 3 [pid 9141] <... close resumed>) = 0 [pid 9097] close(6 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9141] symlink("/dev/binderfs", "./binderfs" [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] close(3 [pid 9141] <... symlink resumed>) = 0 [pid 9097] close(7 [pid 5223] <... close resumed>) = 0 [pid 9141] write(1, "executing program\n", 18 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] rmdir("./87" [pid 9141] <... write resumed>) = 18 [pid 9097] close(8 [pid 5223] <... rmdir resumed>) = 0 [pid 9141] memfd_create("syzkaller", 0 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] mkdir("./88", 0777 [pid 9141] <... memfd_create resumed>) = 3 [pid 9097] close(9 [pid 5223] <... mkdir resumed>) = 0 [pid 9141] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9116] <... ioctl resumed>) = 0 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9116] close(3) = 0 [pid 9116] close(4 [pid 9097] close(10 [pid 9141] <... mmap resumed>) = 0x7f1398600000 [pid 9116] <... close resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9116] mkdir("./file0", 0777) = 0 [pid 9116] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... openat resumed>) = 3 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] ioctl(3, LOOP_CLR_FD [pid 9097] close(11) = -1 EBADF (Bad file descriptor) [ 270.358981][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 270.373162][ T9116] loop0: detected capacity change from 0 to 32768 [pid 9097] close(12 [pid 5223] <... ioctl resumed>) = 0 [pid 9097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9097] close(13) = -1 EBADF (Bad file descriptor) [pid 9097] close(14) = -1 EBADF (Bad file descriptor) [pid 9097] close(15) = -1 EBADF (Bad file descriptor) [pid 9097] close(16) = -1 EBADF (Bad file descriptor) [pid 9097] close(17) = -1 EBADF (Bad file descriptor) [pid 9097] close(18) = -1 EBADF (Bad file descriptor) [pid 9097] close(19) = -1 EBADF (Bad file descriptor) [pid 9097] close(20) = -1 EBADF (Bad file descriptor) [pid 9097] close(21) = -1 EBADF (Bad file descriptor) [pid 9097] close(22) = -1 EBADF (Bad file descriptor) [pid 9097] close(23) = -1 EBADF (Bad file descriptor) [pid 9097] close(24) = -1 EBADF (Bad file descriptor) [pid 9097] close(25) = -1 EBADF (Bad file descriptor) [pid 9097] close(26) = -1 EBADF (Bad file descriptor) [pid 5223] close(3 [pid 9097] close(27) = -1 EBADF (Bad file descriptor) [pid 9097] close(28) = -1 EBADF (Bad file descriptor) [pid 9097] close(29) = -1 EBADF (Bad file descriptor) [pid 9097] exit_group(0) = ? [pid 9097] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=39 /* 0.39 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./85/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./85/cgroup") = 0 [pid 5226] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./85/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./85/cgroup.cpu") = 0 [pid 5226] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./85/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./85/cgroup.net") = 0 [pid 5226] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./85/binderfs") = 0 [pid 5226] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9147 attached [pid 9147] set_robust_list(0x55557c72f760, 24) = 0 [pid 9147] chdir("./88") = 0 [pid 9147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9147] setpgid(0, 0) = 0 executing program [pid 9147] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9147] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9147] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9147] write(3, "1000", 4) = 4 [pid 9147] close(3) = 0 [pid 9147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9147] write(1, "executing program\n", 18) = 18 [pid 9147] memfd_create("syzkaller", 0) = 3 [pid 9147] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 90 [pid 5224] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./84/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./84/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./84") = 0 [pid 5224] mkdir("./85", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 270.562315][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 270.590730][ T9116] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] close(3 [pid 9116] <... mount resumed>) = 0 [pid 9116] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9116] chdir("./file0") = 0 [pid 9116] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9116] mkdir("./bus", 0777 [ 270.718321][ T9116] XFS (loop0): Ending clean mount [pid 9141] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9116] <... mkdir resumed>) = 0 [pid 9116] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9116] chdir("./bus") = 0 [pid 9116] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9116] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9147] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 270.835413][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 270.863763][ T60] XFS (loop0): Unmount and run xfs_repair [ 270.869561][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 270.893662][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 270.914692][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 270.935171][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9116] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9141] <... write resumed>) = 16777216 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./85/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] <... close resumed>) = 0 [pid 9141] munmap(0x7f1398600000, 138412032 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] newfstatat(4, "", [pid 9141] <... munmap resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 87 [pid 9141] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] rmdir("./85/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./85") = 0 [pid 5226] mkdir("./86", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9141] <... openat resumed>) = 4 [pid 9141] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 9151 attached [ 270.964673][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 270.974261][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9151] set_robust_list(0x55557c72f760, 24) = 0 [pid 9151] chdir("./85") = 0 [pid 9141] <... ioctl resumed>) = 0 [pid 9141] close(3) = 0 [pid 9141] close(4) = 0 [pid 9141] mkdir("./file0", 0777 [pid 9151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9141] <... mkdir resumed>) = 0 [pid 9141] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9151] <... prctl resumed>) = 0 [pid 9151] setpgid(0, 0) = 0 [pid 9151] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9151] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [ 271.011709][ T9141] loop3: detected capacity change from 0 to 32768 [ 271.013704][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9151] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9151] write(3, "1000", 4) = 4 [pid 9151] close(3) = 0 [pid 9151] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9151] write(1, "executing program\n", 18) = 18 [pid 9151] memfd_create("syzkaller", 0) = 3 [pid 9151] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 271.084870][ T9141] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 271.096399][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9147] <... write resumed>) = 16777216 [pid 9147] munmap(0x7f1398600000, 138412032) = 0 [pid 9147] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 271.150153][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9147] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9147] close(3) = 0 [pid 9147] close(4) = 0 [pid 9147] mkdir("./file0", 0777) = 0 [pid 9147] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9141] <... mount resumed>) = 0 [pid 9141] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 271.197477][ T9147] loop1: detected capacity change from 0 to 32768 [ 271.204158][ T9116] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 271.235303][ T9141] XFS (loop3): Ending clean mount [pid 9141] chdir("./file0") = 0 [pid 9141] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9141] mkdir("./bus", 0777) = 0 [pid 9141] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9141] chdir("./bus") = 0 [pid 9141] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [ 271.244953][ T9116] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 271.275536][ T9147] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9141] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9141] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 88 [pid 9116] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9116] mkdir(NULL, 000./strace-static-x86_64: Process 9166 attached ) = -1 EFAULT (Bad address) [pid 9116] close(3) = 0 [pid 9116] close(4 [pid 9166] set_robust_list(0x55557c72f760, 24 [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9166] <... set_robust_list resumed>) = 0 [pid 9166] chdir("./86" [pid 9116] close(5) = -1 EBADF (Bad file descriptor) [ 271.294713][ T9116] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 271.306688][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 271.322137][ T8] XFS (loop3): Unmount and run xfs_repair [ 271.335103][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 9166] <... chdir resumed>) = 0 [pid 9166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9166] setpgid(0, 0) = 0 [pid 9166] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9166] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 9116] close(6) = -1 EBADF (Bad file descriptor) [pid 9116] close(7) = -1 EBADF (Bad file descriptor) [pid 9116] close(8) = -1 EBADF (Bad file descriptor) [pid 9116] close(9) = -1 EBADF (Bad file descriptor) [pid 9116] close(10) = -1 EBADF (Bad file descriptor) [pid 9116] close(11) = -1 EBADF (Bad file descriptor) [pid 9116] close(12) = -1 EBADF (Bad file descriptor) [pid 9116] close(13) = -1 EBADF (Bad file descriptor) [pid 9116] close(14) = -1 EBADF (Bad file descriptor) [pid 9116] close(15) = -1 EBADF (Bad file descriptor) [pid 9116] close(16) = -1 EBADF (Bad file descriptor) [pid 9116] close(17) = -1 EBADF (Bad file descriptor) [pid 9116] close(18 [pid 9166] <... symlink resumed>) = 0 [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9166] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 9147] <... mount resumed>) = 0 [pid 9116] close(19 [pid 9166] <... symlink resumed>) = 0 [pid 9147] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9147] <... openat resumed>) = 3 [pid 9116] close(20 [pid 9166] write(3, "1000", 4 [pid 9147] chdir("./file0" [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9166] <... write resumed>) = 4 [pid 9147] <... chdir resumed>) = 0 [pid 9116] close(21 [pid 9166] close(3 [pid 9147] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9166] <... close resumed>) = 0 [pid 9147] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9166] symlink("/dev/binderfs", "./binderfs" [pid 9116] close(22 [pid 9166] <... symlink resumed>) = 0 executing program [pid 9166] write(1, "executing program\n", 18) = 18 [pid 9166] memfd_create("syzkaller", 0) = 3 [pid 9147] mkdir("./bus", 0777 [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9166] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 271.352345][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 271.359571][ T9147] XFS (loop1): Ending clean mount [ 271.375160][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 271.384440][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 271.393334][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9147] <... mkdir resumed>) = 0 [pid 9116] close(23) = -1 EBADF (Bad file descriptor) [pid 9147] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9116] close(24 [pid 9147] chdir("./bus" [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9116] close(25 [pid 9147] <... chdir resumed>) = 0 [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] openat(AT_FDCWD, NULL, O_RDONLY [pid 9116] close(26 [pid 9147] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9116] close(27) = -1 EBADF (Bad file descriptor) [pid 9147] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9116] close(28 [pid 9147] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9116] close(29) = -1 EBADF (Bad file descriptor) [ 271.405331][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 271.415423][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 271.426438][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 271.436251][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9116] exit_group(0) = ? [pid 9116] +++ exited with 0 +++ [pid 9151] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [ 271.450006][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 271.462363][ T9] XFS (loop1): Unmount and run xfs_repair [ 271.473633][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 271.481450][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 271.490628][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 271.499633][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 271.508644][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 271.517587][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 271.526572][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 271.535519][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 271.544482][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 271.554261][ T9147] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 271.565980][ T9141] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 271.582222][ T9147] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5221] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 271.583191][ T9141] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 271.611763][ T9141] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 271.621364][ T9147] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5221] newfstatat(3, "", [pid 9166] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9147] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9141] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./89/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9147] mkdir(NULL, 000 [pid 5221] unlink("./89/cgroup" [pid 9147] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] <... unlink resumed>) = 0 [pid 9147] close(3 [pid 5221] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9147] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9147] close(4 [pid 5221] newfstatat(AT_FDCWD, "./89/cgroup.cpu", [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9147] close(5 [pid 9141] mkdir(NULL, 000 [pid 5221] unlink("./89/cgroup.cpu" [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] <... unlink resumed>) = 0 [pid 9147] close(6 [pid 9141] close(3 [pid 5221] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./89/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./89/cgroup.net") = 0 [pid 5221] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./89/binderfs" [pid 9147] close(7 [pid 9141] close(4 [pid 5221] <... unlink resumed>) = 0 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9151] <... write resumed>) = 16777216 [pid 9147] close(8 [pid 9141] close(5 [pid 9151] munmap(0x7f1398600000, 138412032) = 0 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9151] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9147] close(9 [pid 9151] <... openat resumed>) = 4 [pid 9141] close(6 [pid 9151] ioctl(4, LOOP_SET_FD, 3 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9151] <... ioctl resumed>) = 0 [pid 9151] close(3) = 0 [pid 9151] close(4) = 0 [pid 9151] mkdir("./file0", 0777) = 0 [pid 9151] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9147] close(10 [pid 9141] close(7 [pid 5221] <... umount2 resumed>) = 0 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 271.728056][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 271.765459][ T9151] loop2: detected capacity change from 0 to 32768 [pid 5221] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9147] close(11 [pid 9141] close(8 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(AT_FDCWD, "./89/file0", [pid 9147] close(12 [pid 9141] close(9 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] close(13) = -1 EBADF (Bad file descriptor) [pid 9141] close(10 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9147] close(14 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(11 [pid 5221] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] close(15 [pid 5221] <... openat resumed>) = 4 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(12 [pid 5221] newfstatat(4, "", [pid 9147] close(16 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9141] close(13 [pid 9147] close(17 [pid 5221] getdents64(4, [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] close(18 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(14 [pid 5221] getdents64(4, [pid 9147] close(19 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(15 [pid 5221] close(4 [pid 9147] close(20 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... close resumed>) = 0 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(16 [pid 5221] rmdir("./89/file0" [pid 9147] close(21 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(17 [pid 9147] close(22 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(18 [pid 9147] close(23 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 9141] close(19 [pid 9147] close(24 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 9141] close(20 [pid 9147] close(25 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(21 [pid 5221] close(3 [pid 9147] close(26 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(22 [pid 5221] <... close resumed>) = 0 [pid 9147] close(27 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./89" [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(23 [pid 9147] close(28 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9141] close(24 [pid 9147] close(29 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 9141] close(25 [pid 9147] exit_group(0 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] mkdir("./90", 0777 [pid 9147] <... exit_group resumed>) = ? [pid 9141] close(26) = -1 EBADF (Bad file descriptor) [pid 9147] +++ exited with 0 +++ [pid 9141] close(27 [pid 5221] <... mkdir resumed>) = 0 [pid 9141] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [ 271.839979][ T9151] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] close(3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, [pid 9141] close(28) = -1 EBADF (Bad file descriptor) [pid 9141] close(29) = -1 EBADF (Bad file descriptor) [pid 9141] exit_group(0) = ? [pid 9141] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./84", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./84/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./84/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./84/cgroup") = 0 [pid 5225] umount2("./84/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./84/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./84/cgroup.cpu") = 0 [pid 5225] umount2("./84/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9151] <... mount resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9151] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] newfstatat(AT_FDCWD, "./84/cgroup.net", [pid 9151] <... openat resumed>) = 3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9151] chdir("./file0" [pid 5225] unlink("./84/cgroup.net" [pid 9151] <... chdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 9151] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] umount2("./84/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9151] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9151] mkdir("./bus", 0777 [pid 5225] newfstatat(AT_FDCWD, "./84/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./84/binderfs") = 0 [pid 5225] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9151] <... mkdir resumed>) = 0 [pid 9151] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9151] chdir("./bus") = 0 [pid 9151] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9151] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9151] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... close resumed>) = 0 [pid 5223] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./88/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./88/cgroup") = 0 [pid 5223] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./88/cgroup.cpu", ./strace-static-x86_64: Process 9177 attached [pid 9177] set_robust_list(0x55557c72f760, 24 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 92 [pid 9177] <... set_robust_list resumed>) = 0 [pid 9177] chdir("./90" [pid 9166] <... write resumed>) = 16777216 [pid 5223] unlink("./88/cgroup.cpu" [pid 9177] <... chdir resumed>) = 0 [ 271.949550][ T9151] XFS (loop2): Ending clean mount [ 271.968721][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 271.981044][ T9] XFS (loop2): Unmount and run xfs_repair [ 271.989963][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9166] munmap(0x7f1398600000, 138412032executing program [pid 9177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] <... unlink resumed>) = 0 [pid 9177] <... prctl resumed>) = 0 [pid 9177] setpgid(0, 0) = 0 [pid 9177] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9177] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9177] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5223] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9177] write(3, "1000", 4) = 4 [pid 9177] close(3) = 0 [pid 9177] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9177] write(1, "executing program\n", 18) = 18 [pid 9177] memfd_create("syzkaller", 0) = 3 [pid 9177] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./88/cgroup.net", [pid 9166] <... munmap resumed>) = 0 [pid 9166] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... umount2 resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./84/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./84/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] unlink("./88/cgroup.net" [pid 5225] <... openat resumed>) = 4 [pid 5225] newfstatat(4, "", [pid 5223] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./84/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./84") = 0 [pid 5225] mkdir("./85", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9166] <... openat resumed>) = 4 [pid 5225] <... openat resumed>) = 3 [pid 9166] ioctl(4, LOOP_SET_FD, 3 [ 272.025691][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 272.043376][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 272.061525][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5225] ioctl(3, LOOP_CLR_FD [pid 9166] <... ioctl resumed>) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 5223] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9166] close(3 [pid 5225] close(3 [pid 9166] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9166] close(4) = 0 [pid 9166] mkdir("./file0", 0777) = 0 [pid 5223] newfstatat(AT_FDCWD, "./88/binderfs", [ 272.076685][ T9166] loop4: detected capacity change from 0 to 32768 [ 272.077235][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9166] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./88/binderfs") = 0 [ 272.121255][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 272.143317][ T9166] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 272.169398][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 272.178476][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 272.187835][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 272.196960][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 272.205998][ T9151] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 272.217870][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 272.230147][ T9151] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 272.253667][ T9151] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5223] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9151] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9151] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9151] close(3) = 0 [pid 9151] close(4) = -1 EBADF (Bad file descriptor) [pid 9151] close(5) = -1 EBADF (Bad file descriptor) [pid 9151] close(6) = -1 EBADF (Bad file descriptor) [pid 9151] close(7) = -1 EBADF (Bad file descriptor) [pid 9151] close(8) = -1 EBADF (Bad file descriptor) [pid 9151] close(9) = -1 EBADF (Bad file descriptor) [pid 9151] close(10) = -1 EBADF (Bad file descriptor) [pid 9151] close(11) = -1 EBADF (Bad file descriptor) [pid 9151] close(12) = -1 EBADF (Bad file descriptor) [pid 9151] close(13) = -1 EBADF (Bad file descriptor) [pid 9151] close(14) = -1 EBADF (Bad file descriptor) [pid 9151] close(15) = -1 EBADF (Bad file descriptor) [pid 9151] close(16) = -1 EBADF (Bad file descriptor) [pid 9151] close(17) = -1 EBADF (Bad file descriptor) [pid 9151] close(18) = -1 EBADF (Bad file descriptor) [pid 9151] close(19) = -1 EBADF (Bad file descriptor) [pid 9151] close(20) = -1 EBADF (Bad file descriptor) [pid 9151] close(21) = -1 EBADF (Bad file descriptor) [pid 9151] close(22) = -1 EBADF (Bad file descriptor) [pid 9151] close(23) = -1 EBADF (Bad file descriptor) [pid 9151] close(24) = -1 EBADF (Bad file descriptor) [pid 9151] close(25) = -1 EBADF (Bad file descriptor) [pid 9151] close(26) = -1 EBADF (Bad file descriptor) [pid 9151] close(27) = -1 EBADF (Bad file descriptor) [pid 9151] close(28) = -1 EBADF (Bad file descriptor) [pid 9151] close(29) = -1 EBADF (Bad file descriptor) [pid 9151] exit_group(0) = ? [pid 9166] <... mount resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9166] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 9186 attached [pid 9166] chdir("./file0" [pid 9151] +++ exited with 0 +++ [pid 5223] <... umount2 resumed>) = 0 [pid 9166] <... chdir resumed>) = 0 [pid 5223] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9166] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=30 /* 0.30 s */} --- [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9166] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5223] newfstatat(AT_FDCWD, "./88/file0", [pid 9186] set_robust_list(0x55557c72f760, 24 [pid 9166] mkdir("./bus", 0777 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 87 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", [pid 9186] <... set_robust_list resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9166] <... mkdir resumed>) = 0 [pid 5223] getdents64(4, [pid 9166] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9166] chdir("./bus" [pid 5224] <... restart_syscall resumed>) = 0 [pid 5223] getdents64(4, [pid 9166] <... chdir resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9166] openat(AT_FDCWD, NULL, O_RDONLY [pid 5223] close(4 [pid 9166] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... close resumed>) = 0 [pid 9186] chdir("./85" [pid 9166] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 272.296735][ T9166] XFS (loop4): Ending clean mount [pid 5223] rmdir("./88/file0" [pid 9166] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... rmdir resumed>) = 0 [pid 9166] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... openat resumed>) = 3 [pid 5223] getdents64(3, [pid 5224] newfstatat(3, "", [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] close(3 [pid 5224] getdents64(3, [pid 9186] <... chdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] rmdir("./88" [pid 5224] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... rmdir resumed>) = 0 [ 272.344454][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 272.357432][ T8] XFS (loop4): Unmount and run xfs_repair [ 272.363271][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 272.371014][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 272.380211][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ executing program [pid 9186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] mkdir("./89", 0777 [pid 9186] <... prctl resumed>) = 0 [pid 9186] setpgid(0, 0) = 0 [pid 9186] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9186] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9186] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9186] write(3, "1000", 4) = 4 [pid 9186] close(3) = 0 [pid 9186] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9186] write(1, "executing program\n", 18) = 18 [pid 9186] memfd_create("syzkaller", 0) = 3 [pid 9186] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... mkdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 272.389395][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 272.398676][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 272.407933][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 272.417139][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 272.426178][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 272.435167][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] close(3 [pid 5224] newfstatat(AT_FDCWD, "./85/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./85/cgroup") = 0 [pid 5224] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./85/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./85/cgroup.cpu") = 0 [pid 5224] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./85/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./85/cgroup.net") = 0 [ 272.445274][ T9166] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./85/binderfs") = 0 [pid 5224] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9177] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 272.540687][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9186] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9166] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./85/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./85/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./85") = 0 [pid 5224] mkdir("./86", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [ 272.604802][ T9166] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 272.634684][ T9166] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 9166] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9166] close(3) = 0 [pid 9166] close(4) = -1 EBADF (Bad file descriptor) [pid 9166] close(5) = -1 EBADF (Bad file descriptor) [pid 9166] close(6) = -1 EBADF (Bad file descriptor) [pid 9166] close(7) = -1 EBADF (Bad file descriptor) [pid 9166] close(8) = -1 EBADF (Bad file descriptor) [pid 9166] close(9) = -1 EBADF (Bad file descriptor) [pid 9166] close(10) = -1 EBADF (Bad file descriptor) [pid 9166] close(11) = -1 EBADF (Bad file descriptor) [pid 9166] close(12) = -1 EBADF (Bad file descriptor) [pid 9166] close(13) = -1 EBADF (Bad file descriptor) [pid 9166] close(14) = -1 EBADF (Bad file descriptor) [pid 9166] close(15) = -1 EBADF (Bad file descriptor) [pid 9166] close(16) = -1 EBADF (Bad file descriptor) [pid 9166] close(17) = -1 EBADF (Bad file descriptor) [pid 9166] close(18) = -1 EBADF (Bad file descriptor) [pid 9166] close(19) = -1 EBADF (Bad file descriptor) [pid 9166] close(20) = -1 EBADF (Bad file descriptor) [pid 9166] close(21) = -1 EBADF (Bad file descriptor) [pid 9166] close(22) = -1 EBADF (Bad file descriptor) [pid 9166] close(23) = -1 EBADF (Bad file descriptor) [pid 9166] close(24) = -1 EBADF (Bad file descriptor) [pid 9166] close(25) = -1 EBADF (Bad file descriptor) [pid 9166] close(26) = -1 EBADF (Bad file descriptor) [pid 9166] close(27) = -1 EBADF (Bad file descriptor) [pid 9166] close(28) = -1 EBADF (Bad file descriptor) [pid 9166] close(29) = -1 EBADF (Bad file descriptor) [pid 9166] exit_group(0) = ? [pid 9166] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./86/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./86/cgroup") = 0 [pid 5226] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./86/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./86/cgroup.cpu") = 0 [pid 5226] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./86/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./86/cgroup.net") = 0 [pid 5226] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./86/binderfs", [pid 9177] <... write resumed>) = 16777216 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9177] munmap(0x7f1398600000, 138412032 [pid 5226] unlink("./86/binderfs" [pid 5223] <... close resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 91 [pid 9177] <... munmap resumed>) = 0 [pid 9177] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ./strace-static-x86_64: Process 9187 attached [pid 9177] ioctl(4, LOOP_SET_FD, 3 [pid 5224] <... close resumed>) = 0 [pid 9187] set_robust_list(0x55557c72f760, 24 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9188 attached [pid 9187] <... set_robust_list resumed>) = 0 [pid 9188] set_robust_list(0x55557c72f760, 24 [pid 9187] chdir("./89" [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 88 [pid 9188] <... set_robust_list resumed>) = 0 [pid 9187] <... chdir resumed>) = 0 [pid 9188] chdir("./86" [pid 9187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9188] <... chdir resumed>) = 0 [pid 9187] <... prctl resumed>) = 0 [pid 9188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9187] setpgid(0, 0 [pid 9188] <... prctl resumed>) = 0 [pid 9187] <... setpgid resumed>) = 0 [pid 9188] setpgid(0, 0 [pid 9187] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9188] <... setpgid resumed>) = 0 [pid 9187] <... symlink resumed>) = 0 [pid 9188] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9187] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9177] <... ioctl resumed>) = 0 [pid 9188] <... symlink resumed>) = 0 [pid 9187] <... symlink resumed>) = 0 [pid 9188] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9187] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9188] <... symlink resumed>) = 0 [pid 9187] <... symlink resumed>) = 0 [pid 9188] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9188] <... symlink resumed>) = 0 [pid 9187] <... openat resumed>) = 3 [pid 9188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9187] write(3, "1000", 4 [pid 9188] <... openat resumed>) = 3 [pid 9187] <... write resumed>) = 4 [pid 9188] write(3, "1000", 4 [pid 9187] close(3 [pid 9188] <... write resumed>) = 4 [pid 9187] <... close resumed>) = 0 [pid 9177] close(3 [pid 9188] close(3 [pid 9187] symlink("/dev/binderfs", "./binderfs" [pid 9188] <... close resumed>) = 0 [pid 9187] <... symlink resumed>) = 0 [pid 9177] <... close resumed>) = 0 [pid 9188] symlink("/dev/binderfs", "./binderfs"executing program [pid 9187] write(1, "executing program\n", 18executing program [pid 9188] <... symlink resumed>) = 0 [pid 9187] <... write resumed>) = 18 [pid 9188] write(1, "executing program\n", 18 [pid 9187] memfd_create("syzkaller", 0 [pid 9188] <... write resumed>) = 18 [pid 9187] <... memfd_create resumed>) = 3 [pid 9188] memfd_create("syzkaller", 0 [pid 9187] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9177] close(4 [pid 9188] <... memfd_create resumed>) = 3 [pid 9187] <... mmap resumed>) = 0x7f1398600000 [pid 9188] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] <... umount2 resumed>) = 0 [pid 9188] <... mmap resumed>) = 0x7f1398600000 [ 272.896144][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 272.905084][ T9177] loop0: detected capacity change from 0 to 32768 [pid 9177] <... close resumed>) = 0 [pid 5226] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9177] mkdir("./file0", 0777 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9177] <... mkdir resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./86/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9177] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9186] <... write resumed>) = 16777216 [pid 5226] <... openat resumed>) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./86/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./86") = 0 [pid 9186] munmap(0x7f1398600000, 138412032 [pid 5226] mkdir("./87", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9188] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9186] <... munmap resumed>) = 0 [pid 9186] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9186] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9186] close(3) = 0 [pid 9186] close(4) = 0 [pid 9186] mkdir("./file0", 0777) = 0 [ 273.171323][ T9186] loop3: detected capacity change from 0 to 32768 [pid 9186] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9187] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9188] <... write resumed>) = 16777216 [pid 9188] munmap(0x7f1398600000, 138412032 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 89 ./strace-static-x86_64: Process 9199 attached [pid 9188] <... munmap resumed>) = 0 [pid 9188] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9199] set_robust_list(0x55557c72f760, 24 [pid 9188] <... openat resumed>) = 4 [pid 9199] <... set_robust_list resumed>) = 0 [pid 9188] ioctl(4, LOOP_SET_FD, 3 [pid 9199] chdir("./87") = 0 [pid 9199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9199] setpgid(0, 0) = 0 [pid 9199] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9199] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9199] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9199] write(3, "1000", 4) = 4 [pid 9199] close(3) = 0 [pid 9199] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9199] write(1, "executing program\n", 18) = 18 [pid 9199] memfd_create("syzkaller", 0) = 3 [pid 9199] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 273.394976][ T9186] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 273.422297][ T9188] loop2: detected capacity change from 0 to 32768 [pid 9188] <... ioctl resumed>) = 0 [pid 9187] <... write resumed>) = 16777216 [pid 9187] munmap(0x7f1398600000, 138412032 [pid 9188] close(3) = 0 [pid 9187] <... munmap resumed>) = 0 [pid 9188] close(4 [pid 9187] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9188] <... close resumed>) = 0 [pid 9188] mkdir("./file0", 0777 [pid 9187] <... openat resumed>) = 4 [pid 9188] <... mkdir resumed>) = 0 [pid 9187] ioctl(4, LOOP_SET_FD, 3 [pid 9188] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9187] <... ioctl resumed>) = 0 [pid 9187] close(3) = 0 [pid 9187] close(4) = 0 [pid 9187] mkdir("./file0", 0777) = 0 [ 273.485016][ T9177] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 273.518156][ T9187] loop1: detected capacity change from 0 to 32768 [pid 9187] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9177] <... mount resumed>) = 0 [pid 9177] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9177] chdir("./file0") = 0 [pid 9177] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 273.612220][ T9177] XFS (loop0): Ending clean mount [pid 9177] mkdir("./bus", 0777 [pid 9199] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9177] <... mkdir resumed>) = 0 [pid 9177] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9177] chdir("./bus") = 0 [pid 9177] openat(AT_FDCWD, NULL, O_RDONLY [pid 9186] <... mount resumed>) = 0 [pid 9186] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9177] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9186] chdir("./file0" [pid 9177] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9186] <... chdir resumed>) = 0 [pid 9177] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9186] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9177] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9186] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9186] mkdir("./bus", 0777) = 0 [pid 9186] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9186] chdir("./bus") = 0 [ 273.639727][ T9187] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 273.640842][ T9186] XFS (loop3): Ending clean mount [ 273.660720][ T9188] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9186] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9186] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 273.690961][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 273.706778][ T9188] XFS (loop2): Ending clean mount [ 273.716566][ T9] XFS (loop0): Unmount and run xfs_repair [ 273.722352][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 273.730054][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 273.739030][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 273.748056][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 273.757110][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 273.766062][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 273.775071][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9186] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9188] <... mount resumed>) = 0 [pid 9188] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9187] <... mount resumed>) = 0 [pid 9188] <... openat resumed>) = 3 [ 273.784073][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 273.792965][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 273.802617][ T9177] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 273.816972][ T9187] XFS (loop1): Ending clean mount [ 273.825277][ T9177] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9187] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9188] chdir("./file0" [pid 9187] <... openat resumed>) = 3 [pid 9177] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9188] <... chdir resumed>) = 0 [pid 9187] chdir("./file0" [pid 9188] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9187] <... chdir resumed>) = 0 [pid 9188] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9187] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9188] mkdir("./bus", 0777 [pid 9187] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9187] mkdir("./bus", 0777 [pid 9177] mkdir(NULL, 000 [pid 9188] <... mkdir resumed>) = 0 [pid 9187] <... mkdir resumed>) = 0 [pid 9177] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9188] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9187] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 273.840357][ T9177] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 273.849641][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 273.861026][ T8] XFS (loop3): Unmount and run xfs_repair [ 273.867421][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 273.874936][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9177] close(3 [pid 9188] chdir("./bus" [pid 9187] chdir("./bus" [pid 9177] <... close resumed>) = 0 [pid 9188] <... chdir resumed>) = 0 [pid 9187] <... chdir resumed>) = 0 [ 273.883945][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 273.892920][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 273.901897][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 273.910868][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 273.918408][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 273.919971][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9177] close(4 [pid 9188] openat(AT_FDCWD, NULL, O_RDONLY [pid 9187] openat(AT_FDCWD, NULL, O_RDONLY [pid 9177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9188] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9187] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9177] close(5 [pid 9188] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9187] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9188] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9187] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9177] close(6 [pid 9188] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9187] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9177] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9177] close(7) = -1 EBADF (Bad file descriptor) [pid 9177] close(8) = -1 EBADF (Bad file descriptor) [pid 9177] close(9) = -1 EBADF (Bad file descriptor) [pid 9177] close(10) = -1 EBADF (Bad file descriptor) [pid 9177] close(11) = -1 EBADF (Bad file descriptor) [pid 9177] close(12) = -1 EBADF (Bad file descriptor) [ 273.934674][ T25] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 273.954206][ T60] XFS (loop2): Unmount and run xfs_repair [ 273.960161][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 273.963648][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 273.967774][ T25] XFS (loop1): Unmount and run xfs_repair [ 273.982250][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 273.983627][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 273.991375][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 274.009027][ T25] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 274.016554][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 274.025660][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9177] close(13) = -1 EBADF (Bad file descriptor) [pid 9177] close(14) = -1 EBADF (Bad file descriptor) [pid 9177] close(15) = -1 EBADF (Bad file descriptor) [pid 9177] close(16) = -1 EBADF (Bad file descriptor) [pid 9177] close(17) = -1 EBADF (Bad file descriptor) [pid 9177] close(18) = -1 EBADF (Bad file descriptor) [pid 9177] close(19) = -1 EBADF (Bad file descriptor) [pid 9177] close(20) = -1 EBADF (Bad file descriptor) [pid 9177] close(21) = -1 EBADF (Bad file descriptor) [pid 9177] close(22) = -1 EBADF (Bad file descriptor) [pid 9177] close(23) = -1 EBADF (Bad file descriptor) [pid 9177] close(24) = -1 EBADF (Bad file descriptor) [pid 9177] close(25) = -1 EBADF (Bad file descriptor) [pid 9177] close(26) = -1 EBADF (Bad file descriptor) [pid 9177] close(27) = -1 EBADF (Bad file descriptor) [pid 9177] close(28) = -1 EBADF (Bad file descriptor) [pid 9177] close(29) = -1 EBADF (Bad file descriptor) [pid 9177] exit_group(0) = ? [pid 9177] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=33 /* 0.33 s */} --- [pid 9199] <... write resumed>) = 16777216 [pid 5221] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./90/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./90/cgroup") = 0 [pid 5221] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./90/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./90/cgroup.cpu") = 0 [pid 5221] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./90/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./90/cgroup.net") = 0 [pid 5221] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./90/binderfs") = 0 [pid 5221] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 274.027542][ T9186] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 274.034622][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 274.034645][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 274.034663][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 274.034681][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 274.034699][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9199] munmap(0x7f1398600000, 138412032 [pid 9186] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9186] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9186] close(3) = 0 [ 274.077052][ T9186] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 274.082497][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 274.113795][ T9186] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 274.114403][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 274.124882][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9186] close(4) = -1 EBADF (Bad file descriptor) [pid 9186] close(5) = -1 EBADF (Bad file descriptor) [pid 9186] close(6) = -1 EBADF (Bad file descriptor) [pid 9186] close(7) = -1 EBADF (Bad file descriptor) [pid 9186] close(8) = -1 EBADF (Bad file descriptor) [pid 9186] close(9) = -1 EBADF (Bad file descriptor) [pid 9186] close(10) = -1 EBADF (Bad file descriptor) [pid 9186] close(11) = -1 EBADF (Bad file descriptor) [pid 9186] close(12) = -1 EBADF (Bad file descriptor) [pid 9186] close(13) = -1 EBADF (Bad file descriptor) [pid 9186] close(14) = -1 EBADF (Bad file descriptor) [pid 9186] close(15) = -1 EBADF (Bad file descriptor) [pid 9186] close(16) = -1 EBADF (Bad file descriptor) [pid 9186] close(17) = -1 EBADF (Bad file descriptor) [pid 9186] close(18) = -1 EBADF (Bad file descriptor) [pid 9186] close(19) = -1 EBADF (Bad file descriptor) [pid 9186] close(20) = -1 EBADF (Bad file descriptor) [pid 9186] close(21) = -1 EBADF (Bad file descriptor) [pid 9186] close(22) = -1 EBADF (Bad file descriptor) [pid 9186] close(23) = -1 EBADF (Bad file descriptor) [pid 9186] close(24) = -1 EBADF (Bad file descriptor) [pid 9186] close(25) = -1 EBADF (Bad file descriptor) [pid 9186] close(26) = -1 EBADF (Bad file descriptor) [pid 9186] close(27) = -1 EBADF (Bad file descriptor) [pid 9186] close(28) = -1 EBADF (Bad file descriptor) [pid 9186] close(29) = -1 EBADF (Bad file descriptor) [pid 9186] exit_group(0) = ? [pid 9186] +++ exited with 0 +++ [ 274.131529][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 274.149038][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 274.159956][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 274.168960][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 274.178211][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9199] <... munmap resumed>) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 9199] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 274.187354][ T9187] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 274.196986][ T9188] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 274.202032][ T9187] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 274.213124][ T9199] loop4: detected capacity change from 0 to 32768 [ 274.224547][ T9187] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9199] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9187] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9199] close(3) = 0 [pid 9199] close(4) = 0 [pid 9199] mkdir("./file0", 0777) = 0 [pid 9199] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9187] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9188] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... umount2 resumed>) = 0 [pid 9188] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9188] close(3) = 0 [pid 9188] close(4) = -1 EBADF (Bad file descriptor) [pid 9188] close(5) = -1 EBADF (Bad file descriptor) [pid 9188] close(6) = -1 EBADF (Bad file descriptor) [pid 9188] close(7) = -1 EBADF (Bad file descriptor) [pid 9188] close(8) = -1 EBADF (Bad file descriptor) [pid 9188] close(9) = -1 EBADF (Bad file descriptor) [pid 9188] close(10) = -1 EBADF (Bad file descriptor) [pid 9188] close(11) = -1 EBADF (Bad file descriptor) [pid 9188] close(12) = -1 EBADF (Bad file descriptor) [pid 9188] close(13) = -1 EBADF (Bad file descriptor) [pid 9188] close(14) = -1 EBADF (Bad file descriptor) [pid 9188] close(15) = -1 EBADF (Bad file descriptor) [pid 9188] close(16) = -1 EBADF (Bad file descriptor) [pid 9188] close(17) = -1 EBADF (Bad file descriptor) [pid 9188] close(18) = -1 EBADF (Bad file descriptor) [pid 9188] close(19) = -1 EBADF (Bad file descriptor) [pid 9188] close(20) = -1 EBADF (Bad file descriptor) [pid 9188] close(21) = -1 EBADF (Bad file descriptor) [pid 9188] close(22) = -1 EBADF (Bad file descriptor) [pid 9188] close(23) = -1 EBADF (Bad file descriptor) [pid 9188] close(24) = -1 EBADF (Bad file descriptor) [pid 9188] close(25) = -1 EBADF (Bad file descriptor) [pid 9188] close(26) = -1 EBADF (Bad file descriptor) [pid 9188] close(27) = -1 EBADF (Bad file descriptor) [pid 9188] close(28 [pid 5221] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9187] close(3 [pid 9188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9188] close(29) = -1 EBADF (Bad file descriptor) [pid 9188] exit_group(0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9188] <... exit_group resumed>) = ? [pid 9188] +++ exited with 0 +++ [pid 9187] <... close resumed>) = 0 [pid 5225] umount2("./85", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./90/file0", [pid 9187] close(4 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=29 /* 0.29 s */} --- [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9187] close(5 [pid 5225] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(3, "", [pid 5221] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9187] close(6 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5225] getdents64(3, [pid 5221] newfstatat(4, "", [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9187] close(7 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./85/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9187] close(8 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 5225] newfstatat(AT_FDCWD, "./85/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9187] close(9 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4 [pid 5225] unlink("./85/cgroup" [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... close resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 9187] close(10 [pid 5221] rmdir("./90/file0" [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 9187] close(11 [pid 5225] umount2("./85/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(3, [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9187] close(12 [pid 5221] close(3 [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./85/cgroup.cpu", [pid 5221] <... close resumed>) = 0 [pid 9187] close(13 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] rmdir("./90" [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... rmdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9187] close(14 [pid 5221] mkdir("./91", 0777 [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9187] close(15 [pid 5224] <... openat resumed>) = 3 [pid 5221] <... mkdir resumed>) = 0 [pid 5224] newfstatat(3, "", [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9187] close(16 [pid 5225] unlink("./85/cgroup.cpu" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9187] close(17 [pid 5224] getdents64(3, [pid 5221] <... openat resumed>) = 3 [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9187] close(18) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9187] close(19 [pid 5225] umount2("./85/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... ioctl resumed>) = 0 [pid 9187] close(20 [pid 5224] newfstatat(AT_FDCWD, "./86/cgroup", [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9187] close(21) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./85/cgroup.net", [pid 5221] close(3 [pid 9187] close(22 [pid 5224] unlink("./86/cgroup" [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 274.240146][ T9188] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 274.256029][ T9188] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9187] close(23 [pid 5224] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./85/cgroup.net" [pid 5224] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./85/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./86/cgroup.cpu", [pid 5225] newfstatat(AT_FDCWD, "./85/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./85/binderfs") = 0 [pid 5224] unlink("./86/cgroup.cpu" [pid 5225] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./86/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./86/cgroup.net") = 0 [pid 5224] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./86/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./86/binderfs" [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 9187] close(24 [pid 5224] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9187] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9187] close(25) = -1 EBADF (Bad file descriptor) [pid 9187] close(26) = -1 EBADF (Bad file descriptor) [pid 9187] close(27) = -1 EBADF (Bad file descriptor) [pid 9187] close(28) = -1 EBADF (Bad file descriptor) [pid 9187] close(29) = -1 EBADF (Bad file descriptor) [pid 9187] exit_group(0) = ? [pid 9187] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=32 /* 0.32 s */} --- [ 274.299997][ T9199] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./89/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./89/cgroup") = 0 [pid 5223] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./89/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./89/cgroup.cpu") = 0 [pid 5223] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./89/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./89/cgroup.net") = 0 [pid 5223] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./89/binderfs") = 0 [ 274.359276][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 274.370482][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9199] <... mount resumed>) = 0 [pid 9199] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9199] chdir("./file0" [pid 5221] <... close resumed>) = 0 [pid 9199] <... chdir resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9199] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... umount2 resumed>) = 0 [pid 5224] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 9230 attached [pid 9199] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9230] set_robust_list(0x55557c72f760, 24 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 93 [pid 9230] <... set_robust_list resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./85/file0", [pid 5224] newfstatat(AT_FDCWD, "./86/file0", [pid 9230] chdir("./91" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9230] <... chdir resumed>) = 0 [pid 5225] umount2("./85/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9230] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9230] <... prctl resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 274.424985][ T9199] XFS (loop4): Ending clean mount [ 274.431815][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9230] setpgid(0, 0 [pid 9199] mkdir("./bus", 0777 [pid 5225] <... openat resumed>) = 4 [pid 5224] <... openat resumed>) = 4 [pid 9230] <... setpgid resumed>) = 0 [pid 9230] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9199] <... mkdir resumed>) = 0 [pid 5225] newfstatat(4, "", [pid 5224] newfstatat(4, "", [pid 5223] <... umount2 resumed>) = 0 [pid 9199] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9199] chdir("./bus") = 0 [pid 9199] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9199] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9199] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9230] <... symlink resumed>) = 0 [pid 5225] getdents64(4, [pid 5224] getdents64(4, [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9230] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] newfstatat(AT_FDCWD, "./89/file0", [pid 9230] <... symlink resumed>) = 0 [pid 5225] getdents64(4, [pid 5224] getdents64(4, [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9230] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9230] <... symlink resumed>) = 0 [pid 5225] close(4 [pid 5224] close(4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] rmdir("./85/file0" [pid 5224] rmdir("./86/file0" [pid 5223] <... openat resumed>) = 4 [pid 9230] <... openat resumed>) = 3 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] newfstatat(4, "", [pid 5225] getdents64(3, [pid 5224] getdents64(3, [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9230] write(3, "1000", 4 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] getdents64(4, [pid 9230] <... write resumed>) = 4 [pid 5225] close(3 [pid 5224] close(3 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] getdents64(4, [pid 5225] rmdir("./85" [pid 5224] rmdir("./86" [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5225] mkdir("./86", 0777 [pid 5224] mkdir("./87", 0777 [pid 5223] close(4 [pid 5225] <... mkdir resumed>) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 9230] close(3 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9230] <... close resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5224] <... openat resumed>) = 3 [pid 5223] rmdir("./89/file0" [pid 9230] symlink("/dev/binderfs", "./binderfs" [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5223] <... rmdir resumed>) = 0 [pid 9230] <... symlink resumed>) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 5223] getdents64(3, executing program [pid 9230] write(1, "executing program\n", 18 [pid 5225] close(3 [pid 5224] <... ioctl resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9230] <... write resumed>) = 18 [pid 9230] memfd_create("syzkaller", 0 [pid 5224] close(3 [pid 5223] close(3) = 0 [pid 9230] <... memfd_create resumed>) = 3 [pid 5223] rmdir("./89") = 0 [pid 5223] mkdir("./90", 0777 [pid 9230] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] <... mkdir resumed>) = 0 [pid 9230] <... mmap resumed>) = 0x7f1398600000 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 274.503372][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 274.517044][ T8] XFS (loop4): Unmount and run xfs_repair [ 274.522840][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 274.531131][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 274.609242][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 274.654287][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 274.676783][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 274.717493][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 274.757686][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 274.794458][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 274.803472][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] close(3) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9231 attached , child_tidptr=0x55557c72f750) = 92 [pid 9231] set_robust_list(0x55557c72f760, 24) = 0 [pid 9231] chdir("./90" [pid 5225] <... close resumed>) = 0 [pid 9231] <... chdir resumed>) = 0 [pid 9231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9231] setpgid(0, 0) = 0 [pid 9231] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] <... close resumed>) = 0 ./strace-static-x86_64: Process 9232 attached [pid 9231] <... symlink resumed>) = 0 [pid 9199] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9231] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9231] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9231] write(3, "1000", 4) = 4 [pid 9231] close(3) = 0 [pid 9231] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9231] write(1, "executing program\n", 18./strace-static-x86_64: Process 9233 attached [pid 9232] set_robust_list(0x55557c72f760, 24 [pid 9231] <... write resumed>) = 18 [pid 9199] mkdir(NULL, 000 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 88 [pid 9233] set_robust_list(0x55557c72f760, 24 [pid 9232] <... set_robust_list resumed>) = 0 [pid 9231] memfd_create("syzkaller", 0 [pid 9199] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9233] <... set_robust_list resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 89 [pid 9231] <... memfd_create resumed>) = 3 [pid 9233] chdir("./87" [pid 9232] chdir("./86" [pid 9199] close(3 [pid 9233] <... chdir resumed>) = 0 [pid 9232] <... chdir resumed>) = 0 [pid 9233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9199] <... close resumed>) = 0 [pid 9232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9233] <... prctl resumed>) = 0 [pid 9199] close(4 [pid 9232] <... prctl resumed>) = 0 [pid 9233] setpgid(0, 0 [pid 9231] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9233] <... setpgid resumed>) = 0 [pid 9232] setpgid(0, 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9232] <... setpgid resumed>) = 0 [pid 9231] <... mmap resumed>) = 0x7f1398600000 [pid 9199] close(5 [pid 9233] <... symlink resumed>) = 0 [pid 9232] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9232] <... symlink resumed>) = 0 [pid 9233] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9199] close(6 [pid 9232] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9199] close(7 [pid 9232] <... symlink resumed>) = 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9232] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9199] close(8 [pid 9232] <... symlink resumed>) = 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] <... symlink resumed>) = 0 [pid 9232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9199] close(9 [pid 9233] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9232] <... openat resumed>) = 3 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 274.853756][ T9199] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 274.879296][ T9199] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 274.895179][ T9199] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9233] <... symlink resumed>) = 0 [pid 9232] write(3, "1000", 4 [pid 9199] close(10 [pid 9233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9232] <... write resumed>) = 4 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] <... openat resumed>) = 3 [pid 9232] close(3 [pid 9199] close(11 [pid 9232] <... close resumed>) = 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] write(3, "1000", 4 [pid 9232] symlink("/dev/binderfs", "./binderfs" [pid 9199] close(12 [pid 9233] <... write resumed>) = 4 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] close(3 [pid 9232] <... symlink resumed>) = 0 [pid 9199] close(13 [pid 9233] <... close resumed>) = 0 [pid 9232] write(1, "executing program\n", 18executing program [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] symlink("/dev/binderfs", "./binderfs" [pid 9232] <... write resumed>) = 18 [pid 9199] close(14) = -1 EBADF (Bad file descriptor) [pid 9199] close(15) = -1 EBADF (Bad file descriptor) executing program [pid 9232] memfd_create("syzkaller", 0 [pid 9199] close(16 [pid 9233] <... symlink resumed>) = 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] write(1, "executing program\n", 18 [pid 9232] <... memfd_create resumed>) = 3 [pid 9199] close(17 [pid 9233] <... write resumed>) = 18 [pid 9232] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] memfd_create("syzkaller", 0 [pid 9232] <... mmap resumed>) = 0x7f1398600000 [pid 9199] close(18) = -1 EBADF (Bad file descriptor) [pid 9199] close(19) = -1 EBADF (Bad file descriptor) [pid 9199] close(20) = -1 EBADF (Bad file descriptor) [pid 9199] close(21) = -1 EBADF (Bad file descriptor) [pid 9199] close(22) = -1 EBADF (Bad file descriptor) [pid 9199] close(23) = -1 EBADF (Bad file descriptor) [pid 9233] <... memfd_create resumed>) = 3 [pid 9199] close(24 [pid 9233] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9199] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] <... mmap resumed>) = 0x7f1398600000 [pid 9199] close(25) = -1 EBADF (Bad file descriptor) [pid 9199] close(26) = -1 EBADF (Bad file descriptor) [pid 9199] close(27) = -1 EBADF (Bad file descriptor) [pid 9199] close(28) = -1 EBADF (Bad file descriptor) [pid 9199] close(29) = -1 EBADF (Bad file descriptor) [pid 9199] exit_group(0) = ? [pid 9199] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9230] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./87/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./87/cgroup") = 0 [pid 5226] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./87/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./87/cgroup.cpu") = 0 [pid 5226] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./87/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./87/cgroup.net") = 0 [pid 5226] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./87/binderfs") = 0 [ 274.989119][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5226] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./87/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./87/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./87") = 0 [pid 5226] mkdir("./88", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9231] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9234 attached [pid 9234] set_robust_list(0x55557c72f760, 24) = 0 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 90 [pid 9234] chdir("./88") = 0 [pid 9234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9234] setpgid(0, 0) = 0 [pid 9234] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9234] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9234] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9234] write(3, "1000", 4) = 4 [pid 9234] close(3) = 0 [pid 9234] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9233] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9234] write(1, "executing program\n", 18) = 18 [pid 9234] memfd_create("syzkaller", 0) = 3 [pid 9234] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9232] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9230] <... write resumed>) = 16777216 [pid 9230] munmap(0x7f1398600000, 138412032) = 0 [pid 9230] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 9230] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9230] close(3) = 0 [pid 9230] close(4) = 0 [pid 9230] mkdir("./file0", 0777) = 0 [ 275.499474][ T9230] loop0: detected capacity change from 0 to 32768 [pid 9230] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9231] <... write resumed>) = 16777216 [ 275.613796][ T9230] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9231] munmap(0x7f1398600000, 138412032) = 0 [pid 9231] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9231] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9231] close(3) = 0 [pid 9231] close(4) = 0 [pid 9231] mkdir("./file0", 0777) = 0 [ 275.682811][ T9231] loop1: detected capacity change from 0 to 32768 [pid 9231] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9232] <... write resumed>) = 16777216 [pid 9232] munmap(0x7f1398600000, 138412032 [pid 9233] <... write resumed>) = 16777216 [pid 9232] <... munmap resumed>) = 0 [pid 9233] munmap(0x7f1398600000, 138412032 [pid 9230] <... mount resumed>) = 0 [pid 9230] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9230] chdir("./file0") = 0 [pid 9230] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9230] mkdir("./bus", 0777) = 0 [pid 9230] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9230] chdir("./bus") = 0 [pid 9230] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9230] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 275.836341][ T9230] XFS (loop0): Ending clean mount [pid 9230] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9234] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9233] <... munmap resumed>) = 0 [pid 9232] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9233] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 9232] <... openat resumed>) = 4 [ 275.858283][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 275.870876][ T5281] XFS (loop0): Unmount and run xfs_repair [ 275.876946][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 275.884673][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 275.893987][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9233] ioctl(4, LOOP_SET_FD, 3 [pid 9232] ioctl(4, LOOP_SET_FD, 3 [pid 9233] <... ioctl resumed>) = 0 [pid 9233] close(3) = 0 [pid 9233] close(4) = 0 [pid 9233] mkdir("./file0", 0777) = 0 [ 275.896702][ T9232] loop3: detected capacity change from 0 to 32768 [ 275.903713][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 275.910255][ T9233] loop2: detected capacity change from 0 to 32768 [ 275.918394][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 275.931603][ T9231] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 275.934336][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9233] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9232] <... ioctl resumed>) = 0 [pid 9232] close(3) = 0 [pid 9232] close(4) = 0 [ 275.934359][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 275.961813][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 275.970991][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 275.980166][ T9230] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9232] mkdir("./file0", 0777) = 0 [pid 9232] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9230] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9230] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9230] close(3) = 0 [pid 9230] close(4) = -1 EBADF (Bad file descriptor) [pid 9230] close(5) = -1 EBADF (Bad file descriptor) [pid 9230] close(6) = -1 EBADF (Bad file descriptor) [pid 9230] close(7) = -1 EBADF (Bad file descriptor) [pid 9230] close(8) = -1 EBADF (Bad file descriptor) [pid 9230] close(9) = -1 EBADF (Bad file descriptor) [pid 9230] close(10) = -1 EBADF (Bad file descriptor) [ 276.009804][ T9230] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 276.027037][ T9230] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 276.038842][ T9233] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9230] close(11) = -1 EBADF (Bad file descriptor) [pid 9230] close(12) = -1 EBADF (Bad file descriptor) [pid 9231] <... mount resumed>) = 0 [pid 9230] close(13) = -1 EBADF (Bad file descriptor) [pid 9231] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9230] close(14) = -1 EBADF (Bad file descriptor) [pid 9230] close(15 [pid 9231] <... openat resumed>) = 3 [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] chdir("./file0" [pid 9230] close(16 [pid 9231] <... chdir resumed>) = 0 [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9230] close(17 [pid 9231] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] mkdir("./bus", 0777 [pid 9230] close(18 [pid 9231] <... mkdir resumed>) = 0 [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9230] close(19 [pid 9231] chdir("./bus" [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] <... chdir resumed>) = 0 [pid 9230] close(20 [pid 9231] openat(AT_FDCWD, NULL, O_RDONLY [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9230] close(21 [pid 9231] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9231] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9230] close(22 [pid 9231] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9230] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9230] close(23) = -1 EBADF (Bad file descriptor) [pid 9230] close(24) = -1 EBADF (Bad file descriptor) [pid 9230] close(25) = -1 EBADF (Bad file descriptor) [pid 9230] close(26) = -1 EBADF (Bad file descriptor) [pid 9230] close(27) = -1 EBADF (Bad file descriptor) [pid 9230] close(28) = -1 EBADF (Bad file descriptor) [pid 9230] close(29) = -1 EBADF (Bad file descriptor) [pid 9230] exit_group(0) = ? [pid 9230] +++ exited with 0 +++ [ 276.089107][ T9231] XFS (loop1): Ending clean mount [ 276.096965][ T9232] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 276.114518][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 276.126417][ T8] XFS (loop1): Unmount and run xfs_repair [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=32 /* 0.32 s */} --- [pid 5221] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", [pid 9234] <... write resumed>) = 16777216 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 276.134413][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 276.145070][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 276.168679][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9234] munmap(0x7f1398600000, 138412032) = 0 [pid 9233] <... mount resumed>) = 0 [pid 9234] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9233] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9234] <... openat resumed>) = 4 [pid 9233] <... openat resumed>) = 3 [pid 9234] ioctl(4, LOOP_SET_FD, 3 [pid 9233] chdir("./file0") = 0 [pid 9233] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [ 276.198860][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 276.208015][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 276.213411][ T9233] XFS (loop2): Ending clean mount [ 276.216920][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 276.216961][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.229109][ T9234] loop4: detected capacity change from 0 to 32768 [pid 9233] mkdir("./bus", 0777) = 0 [pid 9233] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9233] chdir("./bus") = 0 [pid 9233] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9233] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9233] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9234] <... ioctl resumed>) = 0 [pid 9234] close(3) = 0 [pid 9234] close(4) = 0 [pid 5221] getdents64(3, [pid 9234] mkdir("./file0", 0777) = 0 [pid 9234] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [ 276.230905][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.248446][ T5281] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 276.255159][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.275860][ T9231] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 276.287656][ T9232] XFS (loop3): Ending clean mount [pid 5221] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9232] <... mount resumed>) = 0 [pid 9232] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9232] chdir("./file0") = 0 [pid 9232] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9232] mkdir("./bus", 0777) = 0 [pid 5221] newfstatat(AT_FDCWD, "./91/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9232] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9232] chdir("./bus" [pid 5221] unlink("./91/cgroup" [pid 9232] <... chdir resumed>) = 0 [pid 9232] openat(AT_FDCWD, NULL, O_RDONLY [pid 5221] <... unlink resumed>) = 0 [pid 9232] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5221] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9232] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9232] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(AT_FDCWD, "./91/cgroup.cpu", [pid 9232] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./91/cgroup.cpu") = 0 [pid 5221] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./91/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./91/cgroup.net") = 0 [pid 5221] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 276.296368][ T9231] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 276.300943][ T5281] XFS (loop2): Unmount and run xfs_repair [ 276.315706][ T9231] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 276.332111][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5221] newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./91/binderfs" [pid 9231] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... unlink resumed>) = 0 [pid 9231] mkdir(NULL, 000 [pid 5221] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9231] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9231] close(3) = 0 [pid 9231] close(4) = -1 EBADF (Bad file descriptor) [pid 9231] close(5) = -1 EBADF (Bad file descriptor) [pid 9231] close(6) = -1 EBADF (Bad file descriptor) [pid 9231] close(7) = -1 EBADF (Bad file descriptor) [pid 9231] close(8) = -1 EBADF (Bad file descriptor) [pid 9231] close(9) = -1 EBADF (Bad file descriptor) [ 276.347486][ T60] XFS (loop3): Unmount and run xfs_repair [ 276.353286][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 276.362911][ T5281] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 276.363152][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 276.371013][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 276.390966][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9231] close(10) = -1 EBADF (Bad file descriptor) [pid 9231] close(11) = -1 EBADF (Bad file descriptor) [pid 9231] close(12) = -1 EBADF (Bad file descriptor) [pid 9231] close(13) = -1 EBADF (Bad file descriptor) [pid 9231] close(14) = -1 EBADF (Bad file descriptor) [pid 9231] close(15) = -1 EBADF (Bad file descriptor) [pid 9231] close(16) = -1 EBADF (Bad file descriptor) [pid 9231] close(17) = -1 EBADF (Bad file descriptor) [pid 9231] close(18) = -1 EBADF (Bad file descriptor) [pid 9231] close(19) = -1 EBADF (Bad file descriptor) [pid 9231] close(20) = -1 EBADF (Bad file descriptor) [pid 9231] close(21) = -1 EBADF (Bad file descriptor) [pid 9231] close(22) = -1 EBADF (Bad file descriptor) [pid 9231] close(23) = -1 EBADF (Bad file descriptor) [pid 9231] close(24) = -1 EBADF (Bad file descriptor) [pid 9231] close(25) = -1 EBADF (Bad file descriptor) [pid 9231] close(26) = -1 EBADF (Bad file descriptor) [pid 9231] close(27) = -1 EBADF (Bad file descriptor) [pid 9231] close(28) = -1 EBADF (Bad file descriptor) [pid 9231] close(29) = -1 EBADF (Bad file descriptor) [pid 9231] exit_group(0) = ? [pid 9231] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=39 /* 0.39 s */} --- [pid 5223] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 276.403249][ T9234] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 276.413049][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 276.422866][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 276.431894][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 276.441999][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5223] getdents64(3, [pid 5221] <... umount2 resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./91/file0", [pid 5223] newfstatat(AT_FDCWD, "./90/cgroup", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./90/cgroup" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(4, "", [pid 5223] newfstatat(AT_FDCWD, "./90/cgroup.cpu", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4 [pid 5223] unlink("./90/cgroup.cpu" [pid 5221] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] rmdir("./91/file0" [pid 5223] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... rmdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] getdents64(3, [pid 5223] newfstatat(AT_FDCWD, "./90/cgroup.net", [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] close(3 [pid 5223] unlink("./90/cgroup.net" [pid 5221] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] rmdir("./91" [pid 5223] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... rmdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] mkdir("./92", 0777 [pid 5223] newfstatat(AT_FDCWD, "./90/binderfs", [pid 5221] <... mkdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5223] unlink("./90/binderfs" [pid 5221] <... openat resumed>) = 3 [pid 5223] <... unlink resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5223] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... ioctl resumed>) = 0 [ 276.452761][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 276.462158][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 276.472536][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 276.499940][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 276.503556][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 276.509694][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.543719][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.552743][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.567206][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.577116][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] close(3) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 94 [ 276.608728][ T9232] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 276.621450][ T9234] XFS (loop4): Ending clean mount [ 276.633784][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 276.640941][ T9232] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. ./strace-static-x86_64: Process 9275 attached [pid 9234] <... mount resumed>) = 0 [pid 9233] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9275] set_robust_list(0x55557c72f760, 24 [pid 9234] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9233] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9233] close(3) = 0 [pid 9233] close(4) = -1 EBADF (Bad file descriptor) [pid 9233] close(5) = -1 EBADF (Bad file descriptor) [pid 9233] close(6) = -1 EBADF (Bad file descriptor) [pid 9233] close(7) = -1 EBADF (Bad file descriptor) [pid 9233] close(8) = -1 EBADF (Bad file descriptor) [pid 9233] close(9) = -1 EBADF (Bad file descriptor) [pid 9233] close(10) = -1 EBADF (Bad file descriptor) [pid 9233] close(11) = -1 EBADF (Bad file descriptor) [pid 9233] close(12) = -1 EBADF (Bad file descriptor) [pid 9233] close(13) = -1 EBADF (Bad file descriptor) [pid 9233] close(14) = -1 EBADF (Bad file descriptor) [pid 9233] close(15) = -1 EBADF (Bad file descriptor) [pid 9233] close(16) = -1 EBADF (Bad file descriptor) [pid 9233] close(17) = -1 EBADF (Bad file descriptor) [pid 9233] close(18) = -1 EBADF (Bad file descriptor) [pid 9233] close(19) = -1 EBADF (Bad file descriptor) [pid 9233] close(20) = -1 EBADF (Bad file descriptor) [pid 9233] close(21 [pid 9275] <... set_robust_list resumed>) = 0 [pid 9233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9233] close(22) = -1 EBADF (Bad file descriptor) [pid 9233] close(23) = -1 EBADF (Bad file descriptor) [pid 9234] <... openat resumed>) = 3 [pid 9233] close(24) = -1 EBADF (Bad file descriptor) [pid 9233] close(25 [pid 9275] chdir("./92" [pid 9233] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9275] <... chdir resumed>) = 0 [pid 9234] chdir("./file0" [pid 9233] close(26) = -1 EBADF (Bad file descriptor) [pid 9233] close(27) = -1 EBADF (Bad file descriptor) [pid 9233] close(28) = -1 EBADF (Bad file descriptor) [pid 9233] close(29) = -1 EBADF (Bad file descriptor) [pid 9233] exit_group(0) = ? [pid 9233] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=44 /* 0.44 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 9275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9234] <... chdir resumed>) = 0 [pid 5224] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9275] <... prctl resumed>) = 0 [pid 9234] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9232] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... umount2 resumed>) = 0 [pid 9275] setpgid(0, 0 [pid 9234] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... openat resumed>) = 3 [pid 5223] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9275] <... setpgid resumed>) = 0 [pid 9234] mkdir("./bus", 0777 [pid 9232] mkdir(NULL, 000 [pid 5224] newfstatat(3, "", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9275] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9275] <... symlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9275] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9232] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] newfstatat(AT_FDCWD, "./87/cgroup", [pid 5223] newfstatat(AT_FDCWD, "./90/file0", [pid 9275] <... symlink resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./87/cgroup" [pid 9275] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9234] <... mkdir resumed>) = 0 [pid 9232] close(3 [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9275] <... symlink resumed>) = 0 [pid 5224] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9234] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9232] <... close resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9234] chdir("./bus" [pid 9232] close(4 [pid 5224] newfstatat(AT_FDCWD, "./87/cgroup.cpu", [pid 9234] <... chdir resumed>) = 0 [pid 9275] <... openat resumed>) = 3 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9275] write(3, "1000", 4 [pid 9234] openat(AT_FDCWD, NULL, O_RDONLY [pid 9232] close(5 [pid 5224] unlink("./87/cgroup.cpu" [pid 5223] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9275] <... write resumed>) = 4 [pid 9234] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 9275] close(3 [pid 9234] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9232] close(6 [pid 5224] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 4 [pid 9275] <... close resumed>) = 0 [pid 9234] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(4, "", [pid 9275] symlink("/dev/binderfs", "./binderfs" [pid 9234] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9232] close(7 [pid 5224] newfstatat(AT_FDCWD, "./87/cgroup.net", [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] unlink("./87/cgroup.net") = 0 [pid 5224] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./87/binderfs") = 0 [pid 5224] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 276.643226][ T9233] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 276.657900][ T9232] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 276.674085][ T9233] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 276.692216][ T9233] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9275] <... symlink resumed>) = 0 [pid 9232] close(8 [pid 5223] getdents64(4, [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9232] close(9 [pid 5223] getdents64(4, [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9232] close(10 [pid 5223] close(4 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 9232] close(11 [pid 5223] rmdir("./90/file0" [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 9232] close(12 [pid 5223] getdents64(3, [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9232] close(13 [pid 5223] close(3 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 9232] close(14 [pid 5223] rmdir("./90" [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 9232] close(15 [pid 5223] mkdir("./91", 0777 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... mkdir resumed>) = 0 [pid 9232] close(16 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 9232] close(17 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... ioctl resumed>) = 0 [pid 9232] close(18 [pid 5223] close(3 [pid 9275] write(1, "executing program\n", 18 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 9275] <... write resumed>) = 18 [pid 9232] close(19 [pid 9275] memfd_create("syzkaller", 0 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9275] <... memfd_create resumed>) = 3 [pid 9232] close(20 [pid 9275] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9275] <... mmap resumed>) = 0x7f1398600000 [pid 9232] close(21) = -1 EBADF (Bad file descriptor) [pid 9232] close(22) = -1 EBADF (Bad file descriptor) [pid 9232] close(23) = -1 EBADF (Bad file descriptor) [pid 9232] close(24) = -1 EBADF (Bad file descriptor) [pid 9232] close(25) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = 0 [pid 9232] close(26 [pid 5224] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9232] close(27 [pid 5224] newfstatat(AT_FDCWD, "./87/file0", [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9232] close(28 [pid 5224] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9232] close(29 [pid 5224] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9232] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9232] exit_group(0) = ? [pid 9232] +++ exited with 0 +++ [pid 5224] <... openat resumed>) = 4 [pid 5224] newfstatat(4, "", [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=32 /* 0.32 s */} --- [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 276.734235][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 276.764820][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... restart_syscall resumed>) = 0 [pid 5224] close(4) = 0 [pid 5225] umount2("./86", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] rmdir("./87/file0" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... rmdir resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] getdents64(3, [pid 5225] <... openat resumed>) = 3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] newfstatat(3, "", [pid 5224] close(3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... close resumed>) = 0 [pid 5225] getdents64(3, [pid 5224] rmdir("./87") = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] mkdir("./88", 0777 [pid 5225] umount2("./86/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... mkdir resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] newfstatat(AT_FDCWD, "./86/cgroup", [pid 5224] <... openat resumed>) = 3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5225] unlink("./86/cgroup" [pid 5224] <... ioctl resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] close(3 [pid 5225] umount2("./86/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./86/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./86/cgroup.cpu") = 0 [pid 5225] umount2("./86/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 276.819580][ T9] XFS (loop4): Unmount and run xfs_repair [ 276.853849][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 5225] newfstatat(AT_FDCWD, "./86/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./86/cgroup.net") = 0 [pid 5225] umount2("./86/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./86/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./86/binderfs") = 0 [ 276.861360][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 276.893800][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 276.914910][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 276.924559][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5225] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./86/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./86/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./86/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./86") = 0 [pid 5225] mkdir("./87", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 276.945986][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 276.979397][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5225] close(3 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9276 attached [pid 9276] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 93 [pid 9276] <... set_robust_list resumed>) = 0 [pid 9276] chdir("./91") = 0 [pid 9276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9276] setpgid(0, 0) = 0 [pid 9276] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9276] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9276] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9276] write(3, "1000", 4) = 4 [pid 9276] close(3) = 0 [pid 9276] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9276] write(1, "executing program\n", 18) = 18 [pid 9276] memfd_create("syzkaller", 0) = 3 [pid 9276] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 277.014226][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 277.044670][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] <... close resumed>) = 0 [ 277.093694][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 277.126037][ T9234] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9277 attached , child_tidptr=0x55557c72f750) = 90 [pid 9277] set_robust_list(0x55557c72f760, 24) = 0 [pid 9277] chdir("./88") = 0 [pid 9277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9234] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9234] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9234] close(3) = 0 [pid 9277] setpgid(0, 0) = 0 [pid 9234] close(4 [pid 9277] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] <... symlink resumed>) = 0 [pid 9234] close(5 [pid 9277] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9234] close(6 [pid 9277] <... symlink resumed>) = 0 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9234] close(7) = -1 EBADF (Bad file descriptor) [pid 9234] close(8 [pid 9277] <... symlink resumed>) = 0 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9234] close(9) = -1 EBADF (Bad file descriptor) [pid 9234] close(10) = -1 EBADF (Bad file descriptor) [pid 9277] <... openat resumed>) = 3 [pid 9234] close(11 [pid 9277] write(3, "1000", 4 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] <... write resumed>) = 4 [pid 9234] close(12 [pid 9277] close(3 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] <... close resumed>) = 0 [pid 9234] close(13 [pid 9277] symlink("/dev/binderfs", "./binderfs" [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] <... symlink resumed>) = 0 [pid 9234] close(14executing program [pid 9277] write(1, "executing program\n", 18 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 277.151356][ T9234] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 277.184285][ T9234] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9277] <... write resumed>) = 18 [pid 9234] close(15 [pid 9277] memfd_create("syzkaller", 0 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] <... memfd_create resumed>) = 3 [pid 9234] close(16 [pid 9277] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9234] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9277] <... mmap resumed>) = 0x7f1398600000 [pid 9234] close(17) = -1 EBADF (Bad file descriptor) [pid 9234] close(18) = -1 EBADF (Bad file descriptor) [pid 9234] close(19) = -1 EBADF (Bad file descriptor) [pid 9234] close(20) = -1 EBADF (Bad file descriptor) [pid 9234] close(21) = -1 EBADF (Bad file descriptor) [pid 9234] close(22) = -1 EBADF (Bad file descriptor) [pid 9234] close(23) = -1 EBADF (Bad file descriptor) [pid 9234] close(24) = -1 EBADF (Bad file descriptor) [pid 9234] close(25) = -1 EBADF (Bad file descriptor) [pid 9234] close(26) = -1 EBADF (Bad file descriptor) [pid 9234] close(27) = -1 EBADF (Bad file descriptor) [pid 9234] close(28) = -1 EBADF (Bad file descriptor) [pid 9234] close(29) = -1 EBADF (Bad file descriptor) [pid 9234] exit_group(0) = ? [pid 9234] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./88/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./88/cgroup") = 0 [pid 5226] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./88/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./88/cgroup.cpu") = 0 [pid 5226] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] newfstatat(AT_FDCWD, "./88/cgroup.net", [pid 9275] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216./strace-static-x86_64: Process 9278 attached [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 89 [pid 5226] unlink("./88/cgroup.net") = 0 [pid 5226] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./88/binderfs") = 0 [pid 5226] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9278] set_robust_list(0x55557c72f760, 24) = 0 [pid 9278] chdir("./87") = 0 [pid 9278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9278] setpgid(0, 0 [pid 5226] <... umount2 resumed>) = 0 [pid 9278] <... setpgid resumed>) = 0 [pid 5226] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 277.292315][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9278] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9278] <... symlink resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./88/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./88/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./88") = 0 [pid 5226] mkdir("./89", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9278] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5226] <... openat resumed>) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9278] <... symlink resumed>) = 0 [pid 9278] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9278] write(3, "1000", 4) = 4 [pid 9278] close(3) = 0 [pid 9278] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9278] write(1, "executing program\n", 18) = 18 [pid 9278] memfd_create("syzkaller", 0) = 3 [pid 9278] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9276] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9277] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9279 attached [pid 9279] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 91 [pid 9279] <... set_robust_list resumed>) = 0 [pid 9279] chdir("./89") = 0 [pid 9279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9279] setpgid(0, 0) = 0 [pid 9279] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9279] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9279] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9279] write(3, "1000", 4) = 4 [pid 9279] close(3) = 0 [pid 9279] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9279] write(1, "executing program\n", 18executing program ) = 18 [pid 9279] memfd_create("syzkaller", 0) = 3 [pid 9279] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9277] <... write resumed>) = 16777216 [pid 9277] munmap(0x7f1398600000, 138412032 [pid 9275] <... write resumed>) = 16777216 [pid 9277] <... munmap resumed>) = 0 [pid 9275] munmap(0x7f1398600000, 138412032 [pid 9277] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 9277] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9275] <... munmap resumed>) = 0 [pid 9277] close(3 [pid 9275] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9277] <... close resumed>) = 0 [pid 9275] <... openat resumed>) = 4 [pid 9277] close(4 [pid 9275] ioctl(4, LOOP_SET_FD, 3 [pid 9277] <... close resumed>) = 0 [pid 9277] mkdir("./file0", 0777) = 0 [pid 9277] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9275] <... ioctl resumed>) = 0 [pid 9275] close(3) = 0 [pid 9275] close(4) = 0 [pid 9275] mkdir("./file0", 0777) = 0 [ 277.877172][ T9277] loop2: detected capacity change from 0 to 32768 [ 277.904236][ T9275] loop0: detected capacity change from 0 to 32768 [pid 9278] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9275] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9279] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9276] <... write resumed>) = 16777216 [ 278.056811][ T9277] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9276] munmap(0x7f1398600000, 138412032 [pid 9279] <... write resumed>) = 16777216 [pid 9276] <... munmap resumed>) = 0 [pid 9279] munmap(0x7f1398600000, 138412032 [pid 9276] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9279] <... munmap resumed>) = 0 [pid 9276] ioctl(4, LOOP_SET_FD, 3 [pid 9279] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 9276] <... ioctl resumed>) = 0 [pid 9279] ioctl(4, LOOP_SET_FD, 3 [pid 9276] close(3 [pid 9279] <... ioctl resumed>) = 0 [pid 9276] <... close resumed>) = 0 [pid 9279] close(3 [pid 9276] close(4 [pid 9279] <... close resumed>) = 0 [pid 9276] <... close resumed>) = 0 [pid 9279] close(4 [pid 9276] mkdir("./file0", 0777) = 0 [pid 9279] <... close resumed>) = 0 [pid 9276] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9279] mkdir("./file0", 0777) = 0 [ 278.200202][ T9275] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 278.214168][ T9276] loop1: detected capacity change from 0 to 32768 [ 278.227857][ T9279] loop4: detected capacity change from 0 to 32768 [pid 9279] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9277] <... mount resumed>) = 0 [ 278.262747][ T9277] XFS (loop2): Ending clean mount [pid 9278] <... write resumed>) = 16777216 [pid 9277] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9278] munmap(0x7f1398600000, 138412032 [pid 9277] <... openat resumed>) = 3 [pid 9277] chdir("./file0") = 0 [pid 9277] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9277] mkdir("./bus", 0777) = 0 [pid 9277] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9277] chdir("./bus") = 0 [pid 9277] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9277] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9277] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9278] <... munmap resumed>) = 0 [pid 9278] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 278.300073][ T9275] XFS (loop0): Ending clean mount [pid 9278] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9278] close(3) = 0 [pid 9278] close(4) = 0 [pid 9278] mkdir("./file0", 0777) = 0 [ 278.332415][ T9278] loop3: detected capacity change from 0 to 32768 [ 278.332449][ T9276] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 278.365888][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9278] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9275] <... mount resumed>) = 0 [pid 9275] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9275] chdir("./file0") = 0 [pid 9275] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 278.368090][ T9279] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 278.377320][ T9] XFS (loop2): Unmount and run xfs_repair [ 278.391769][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 278.399406][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 278.408366][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 278.417373][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9275] mkdir("./bus", 0777) = 0 [pid 9275] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9275] chdir("./bus") = 0 [pid 9275] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9275] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 278.426343][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 278.435325][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 278.443499][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 278.444235][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.464364][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.473260][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9275] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9276] <... mount resumed>) = 0 [pid 9276] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9276] chdir("./file0") = 0 [pid 9276] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9276] mkdir("./bus", 0777) = 0 [pid 9276] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9276] chdir("./bus") = 0 [pid 9276] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9276] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 278.473761][ T5281] XFS (loop0): Unmount and run xfs_repair [ 278.488606][ T9277] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 278.495380][ T9276] XFS (loop1): Ending clean mount [ 278.502952][ T9277] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 278.521102][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 9276] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9277] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9277] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 278.525185][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 278.529277][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 278.539919][ T8] XFS (loop1): Unmount and run xfs_repair [ 278.551926][ T9277] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 278.554596][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 278.554622][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9277] close(3) = 0 [pid 9277] close(4) = -1 EBADF (Bad file descriptor) [pid 9277] close(5) = -1 EBADF (Bad file descriptor) [pid 9277] close(6) = -1 EBADF (Bad file descriptor) [pid 9277] close(7) = -1 EBADF (Bad file descriptor) [pid 9277] close(8) = -1 EBADF (Bad file descriptor) [pid 9277] close(9) = -1 EBADF (Bad file descriptor) [pid 9277] close(10) = -1 EBADF (Bad file descriptor) [pid 9277] close(11) = -1 EBADF (Bad file descriptor) [pid 9277] close(12) = -1 EBADF (Bad file descriptor) [pid 9277] close(13) = -1 EBADF (Bad file descriptor) [pid 9277] close(14) = -1 EBADF (Bad file descriptor) [pid 9277] close(15) = -1 EBADF (Bad file descriptor) [pid 9277] close(16) = -1 EBADF (Bad file descriptor) [pid 9277] close(17) = -1 EBADF (Bad file descriptor) [pid 9277] close(18) = -1 EBADF (Bad file descriptor) [pid 9277] close(19) = -1 EBADF (Bad file descriptor) [pid 9277] close(20) = -1 EBADF (Bad file descriptor) [pid 9277] close(21) = -1 EBADF (Bad file descriptor) [pid 9277] close(22) = -1 EBADF (Bad file descriptor) [pid 9277] close(23) = -1 EBADF (Bad file descriptor) [pid 9277] close(24) = -1 EBADF (Bad file descriptor) [pid 9277] close(25) = -1 EBADF (Bad file descriptor) [pid 9277] close(26) = -1 EBADF (Bad file descriptor) [pid 9277] close(27) = -1 EBADF (Bad file descriptor) [pid 9277] close(28) = -1 EBADF (Bad file descriptor) [ 278.565808][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 278.570413][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 278.597461][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 278.606521][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 278.606656][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 278.615452][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9277] close(29) = -1 EBADF (Bad file descriptor) [ 278.615474][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.615492][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.615510][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.642244][ T9276] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 278.651523][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9277] exit_group(0) = ? [pid 9276] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9276] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9276] close(3) = 0 [pid 9276] close(4) = -1 EBADF (Bad file descriptor) [pid 9276] close(5) = -1 EBADF (Bad file descriptor) [pid 9276] close(6) = -1 EBADF (Bad file descriptor) [pid 9276] close(7) = -1 EBADF (Bad file descriptor) [pid 9276] close(8) = -1 EBADF (Bad file descriptor) [pid 9276] close(9) = -1 EBADF (Bad file descriptor) [pid 9276] close(10) = -1 EBADF (Bad file descriptor) [pid 9276] close(11) = -1 EBADF (Bad file descriptor) [pid 9276] close(12) = -1 EBADF (Bad file descriptor) [pid 9276] close(13) = -1 EBADF (Bad file descriptor) [pid 9276] close(14) = -1 EBADF (Bad file descriptor) [pid 9276] close(15) = -1 EBADF (Bad file descriptor) [pid 9276] close(16) = -1 EBADF (Bad file descriptor) [pid 9276] close(17) = -1 EBADF (Bad file descriptor) [pid 9276] close(18) = -1 EBADF (Bad file descriptor) [pid 9276] close(19) = -1 EBADF (Bad file descriptor) [pid 9276] close(20) = -1 EBADF (Bad file descriptor) [pid 9276] close(21) = -1 EBADF (Bad file descriptor) [pid 9276] close(22) = -1 EBADF (Bad file descriptor) [pid 9276] close(23) = -1 EBADF (Bad file descriptor) [pid 9276] close(24) = -1 EBADF (Bad file descriptor) [pid 9276] close(25) = -1 EBADF (Bad file descriptor) [pid 9276] close(26) = -1 EBADF (Bad file descriptor) [pid 9276] close(27) = -1 EBADF (Bad file descriptor) [pid 9276] close(28) = -1 EBADF (Bad file descriptor) [pid 9276] close(29) = -1 EBADF (Bad file descriptor) [pid 9277] +++ exited with 0 +++ [pid 9276] exit_group(0) = ? [pid 9276] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=34 /* 0.34 s */} --- [pid 5224] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 278.675999][ T9276] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 278.681530][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 278.695270][ T9276] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 278.719505][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./88/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./88/cgroup") = 0 [pid 5224] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=36 /* 0.36 s */} --- [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./88/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./88/cgroup.cpu") = 0 [pid 5224] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./88/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./88/cgroup.net") = 0 [pid 5224] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./88/binderfs") = 0 [pid 5224] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 9279] <... mount resumed>) = 0 [pid 9279] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9279] chdir("./file0") = 0 [pid 9279] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9279] mkdir("./bus", 0777 [pid 5223] <... restart_syscall resumed>) = 0 [pid 9279] <... mkdir resumed>) = 0 [pid 9279] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9279] chdir("./bus") = 0 [pid 9279] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9279] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 278.729136][ T9278] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 278.739197][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.749318][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 278.750264][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 278.767244][ T9279] XFS (loop4): Ending clean mount [ 278.773336][ T9275] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9279] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... umount2 resumed>) = 0 [pid 5223] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9275] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 3 [pid 9275] mkdir(NULL, 000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(3, "", [pid 9275] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] newfstatat(AT_FDCWD, "./88/file0", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9275] close(3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 278.780581][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 278.788845][ T9275] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 278.811944][ T9275] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5223] getdents64(3, [pid 9275] <... close resumed>) = 0 [pid 5224] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9275] close(4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9275] close(5 [pid 5224] <... openat resumed>) = 4 [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(4, "", [pid 9275] close(6 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(4, [pid 9275] close(7 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(4, [pid 9278] <... mount resumed>) = 0 [pid 9275] close(8 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9278] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9278] <... openat resumed>) = 3 [pid 5223] newfstatat(AT_FDCWD, "./91/cgroup", [pid 9278] chdir("./file0" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9278] <... chdir resumed>) = 0 [pid 5223] unlink("./91/cgroup" [pid 9278] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] close(4 [pid 5223] <... unlink resumed>) = 0 [pid 9278] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9278] mkdir("./bus", 0777 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./91/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./91/cgroup.cpu") = 0 [pid 9278] <... mkdir resumed>) = 0 [pid 5223] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] <... close resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./91/cgroup.net", [pid 9278] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9275] close(9 [pid 5224] rmdir("./88/file0" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9278] chdir("./bus" [pid 5223] unlink("./91/cgroup.net" [pid 9278] <... chdir resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 9278] openat(AT_FDCWD, NULL, O_RDONLY [pid 5223] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9278] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9278] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5223] newfstatat(AT_FDCWD, "./91/binderfs", [pid 9278] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9278] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] unlink("./91/binderfs") = 0 [pid 5223] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... rmdir resumed>) = 0 [ 278.842375][ T9278] XFS (loop3): Ending clean mount [ 278.861499][ T8] XFS (loop4): Unmount and run xfs_repair [ 278.868058][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 278.868819][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 9275] close(10 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3 [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [ 278.878816][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 278.891745][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 278.897822][ T5281] XFS (loop3): Unmount and run xfs_repair [ 278.911940][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 278.915955][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 278.920730][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9275] close(11 [pid 5224] rmdir("./88" [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... rmdir resumed>) = 0 [pid 9275] close(12 [pid 5224] mkdir("./89", 0777 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./91/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./91/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./91") = 0 [pid 5223] mkdir("./92", 0777 [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... mkdir resumed>) = 0 [pid 9275] close(13 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 278.936039][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 278.947385][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 278.955529][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 278.958233][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 278.972692][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5223] close(3 [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... mkdir resumed>) = 0 [pid 9275] close(14 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 9275] close(15) = -1 EBADF (Bad file descriptor) [pid 5224] <... ioctl resumed>) = 0 [ 278.995447][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 279.005799][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 279.022236][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 279.023850][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5224] close(3 [pid 9275] close(16) = -1 EBADF (Bad file descriptor) [pid 9275] close(17) = -1 EBADF (Bad file descriptor) [pid 9275] close(18) = -1 EBADF (Bad file descriptor) [pid 9275] close(19) = -1 EBADF (Bad file descriptor) [pid 9275] close(20) = -1 EBADF (Bad file descriptor) [pid 9275] close(21) = -1 EBADF (Bad file descriptor) [pid 9275] close(22) = -1 EBADF (Bad file descriptor) [pid 9275] close(23) = -1 EBADF (Bad file descriptor) [pid 9275] close(24) = -1 EBADF (Bad file descriptor) [pid 9275] close(25) = -1 EBADF (Bad file descriptor) [pid 9275] close(26) = -1 EBADF (Bad file descriptor) [pid 9275] close(27) = -1 EBADF (Bad file descriptor) [pid 9275] close(28) = -1 EBADF (Bad file descriptor) [ 279.038467][ T9279] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9275] close(29) = -1 EBADF (Bad file descriptor) [pid 9275] exit_group(0) = ? [pid 9275] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=39 /* 0.39 s */} --- [ 279.098062][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 279.118512][ T9279] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5221] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9279] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./92/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./92/cgroup") = 0 [pid 5221] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./92/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./92/cgroup.cpu" [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 94 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./92/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./92/cgroup.net") = 0 [pid 5221] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 279.144440][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 279.153546][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 279.162794][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 279.172090][ T9279] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5221] unlink("./92/binderfs") = 0 [pid 5221] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9320 attached [pid 9279] mkdir(NULL, 000 [pid 5224] <... close resumed>) = 0 [pid 9320] set_robust_list(0x55557c72f760, 24 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9320] <... set_robust_list resumed>) = 0 [pid 9320] chdir("./92" [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 91 [ 279.206294][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 279.219297][ T9278] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 ./strace-static-x86_64: Process 9321 attached [pid 9320] <... chdir resumed>) = 0 [pid 9279] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] <... umount2 resumed>) = 0 [pid 9321] set_robust_list(0x55557c72f760, 24 [pid 9320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9279] close(3 [pid 5221] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9321] <... set_robust_list resumed>) = 0 [pid 9320] <... prctl resumed>) = 0 [pid 9279] <... close resumed>) = 0 [pid 9321] chdir("./89" [pid 9320] setpgid(0, 0 [pid 9279] close(4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9321] <... chdir resumed>) = 0 [pid 9320] <... setpgid resumed>) = 0 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] newfstatat(AT_FDCWD, "./92/file0", [pid 9320] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9321] <... prctl resumed>) = 0 [pid 9279] close(5 [pid 9278] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9278] mkdir(NULL, 000 [pid 9321] setpgid(0, 0 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9321] <... setpgid resumed>) = 0 [pid 9279] close(6 [pid 9278] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9321] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9321] <... symlink resumed>) = 0 [pid 9279] close(7 [pid 9278] close(4 [pid 5221] <... openat resumed>) = 4 [pid 9321] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9320] <... symlink resumed>) = 0 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(4, "", [pid 9321] <... symlink resumed>) = 0 [pid 9320] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9279] close(8 [pid 9278] close(5 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9321] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 9320] <... symlink resumed>) = 0 [pid 9321] <... symlink resumed>) = 0 [pid 9279] close(9 [pid 9278] close(6 [pid 9320] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 9321] <... openat resumed>) = 3 [pid 9320] <... symlink resumed>) = 0 [pid 9279] close(10 [pid 9278] close(7 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9321] write(3, "1000", 4 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(4 [pid 9321] <... write resumed>) = 4 [pid 9320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9279] close(11 [pid 9278] close(8 [pid 5221] <... close resumed>) = 0 [pid 9321] close(3 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./92/file0" [pid 9321] <... close resumed>) = 0 [pid 9320] <... openat resumed>) = 3 [pid 9279] close(12 [pid 9278] close(9 [pid 5221] <... rmdir resumed>) = 0 [pid 9321] symlink("/dev/binderfs", "./binderfs" [pid 9320] write(3, "1000", 4 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 9321] <... symlink resumed>) = 0 [pid 9320] <... write resumed>) = 4 [pid 9279] close(13 [pid 9278] close(10 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 executing program [pid 9321] write(1, "executing program\n", 18 [pid 9320] close(3 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 9321] <... write resumed>) = 18 [pid 9320] <... close resumed>) = 0 [pid 9279] close(14 [pid 9278] close(11 [pid 5221] <... close resumed>) = 0 [pid 9321] memfd_create("syzkaller", 0 [pid 9320] symlink("/dev/binderfs", "./binderfs" [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9321] <... memfd_create resumed>) = 3 [pid 9320] <... symlink resumed>) = 0 [pid 9279] close(15 [pid 9278] close(12 [pid 5221] rmdir("./92" [pid 9321] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9320] write(1, "executing program\n", 18executing program [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 9321] <... mmap resumed>) = 0x7f1398600000 [pid 9320] <... write resumed>) = 18 [pid 9279] close(16 [pid 9278] close(13 [pid 5221] mkdir("./93", 0777 [pid 9320] memfd_create("syzkaller", 0 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9320] <... memfd_create resumed>) = 3 [pid 9279] close(17 [pid 9278] close(14 [pid 5221] <... mkdir resumed>) = 0 [ 279.253314][ T9278] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 279.269529][ T9278] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9320] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9320] <... mmap resumed>) = 0x7f1398600000 [pid 9279] close(18 [pid 9278] close(15 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9279] close(19) = -1 EBADF (Bad file descriptor) [pid 9279] close(20) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 3 [pid 9279] close(21 [pid 9278] close(16 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9279] close(22) = -1 EBADF (Bad file descriptor) [pid 9279] close(23 [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... ioctl resumed>) = 0 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9279] close(24 [pid 9278] close(17 [pid 5221] close(3 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9279] close(25 [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] close(18) = -1 EBADF (Bad file descriptor) [pid 9278] close(19) = -1 EBADF (Bad file descriptor) [pid 9278] close(20) = -1 EBADF (Bad file descriptor) [pid 9278] close(21) = -1 EBADF (Bad file descriptor) [pid 9278] close(22) = -1 EBADF (Bad file descriptor) [pid 9278] close(23) = -1 EBADF (Bad file descriptor) [pid 9278] close(24) = -1 EBADF (Bad file descriptor) [pid 9278] close(25) = -1 EBADF (Bad file descriptor) [pid 9278] close(26) = -1 EBADF (Bad file descriptor) [pid 9278] close(27) = -1 EBADF (Bad file descriptor) [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] close(28 [pid 9279] close(26 [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] close(29 [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9279] close(27 [pid 9278] exit_group(0) = ? [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9278] +++ exited with 0 +++ [pid 9279] close(28) = -1 EBADF (Bad file descriptor) [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 9279] close(29 [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 9279] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9279] exit_group(0) = ? [pid 9279] +++ exited with 0 +++ [pid 5225] <... restart_syscall resumed>) = 0 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=31 /* 0.31 s */} --- [pid 5225] umount2("./87", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... openat resumed>) = 3 [pid 5226] <... openat resumed>) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, [pid 5226] getdents64(3, [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./87/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./87/cgroup", [pid 5226] newfstatat(AT_FDCWD, "./89/cgroup", [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./87/cgroup" [pid 5226] unlink("./89/cgroup" [pid 5225] <... unlink resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./87/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./89/cgroup.cpu", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] newfstatat(AT_FDCWD, "./87/cgroup.cpu", [pid 5226] unlink("./89/cgroup.cpu") = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] unlink("./87/cgroup.cpu" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./89/cgroup.net", [pid 5225] <... unlink resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./89/cgroup.net" [pid 5225] umount2("./87/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./87/cgroup.net", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./89/binderfs", [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./87/cgroup.net" [pid 5226] unlink("./89/binderfs") = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5226] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./87/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] newfstatat(AT_FDCWD, "./87/binderfs", [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 95 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./87/binderfs") = 0 ./strace-static-x86_64: Process 9322 attached [pid 5225] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9322] set_robust_list(0x55557c72f760, 24) = 0 [pid 9322] chdir("./93") = 0 [pid 9322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9322] setpgid(0, 0) = 0 [pid 9322] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9322] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9322] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9322] write(3, "1000", 4) = 4 [pid 9322] close(3) = 0 [pid 9322] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9322] write(1, "executing program\n", 18) = 18 [pid 9322] memfd_create("syzkaller", 0) = 3 [pid 9322] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5225] <... umount2 resumed>) = 0 [pid 5226] <... umount2 resumed>) = 0 [ 279.498848][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 279.515911][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./87/file0", [pid 5226] newfstatat(AT_FDCWD, "./89/file0", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./87/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... openat resumed>) = 4 [pid 5225] newfstatat(4, "", [pid 5226] <... openat resumed>) = 4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] newfstatat(4, "", [pid 5225] getdents64(4, [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, [pid 5225] getdents64(4, [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] getdents64(4, [pid 5225] close(4 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./87/file0") = 0 [pid 5226] close(4) = 0 [pid 5225] getdents64(3, [pid 5226] rmdir("./89/file0" [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] close(3 [pid 5226] getdents64(3, [pid 5225] <... close resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] rmdir("./87" [pid 5226] close(3) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] rmdir("./89" [pid 5225] mkdir("./88", 0777 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5226] mkdir("./90", 0777 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] <... mkdir resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5225] close(3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9320] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9321] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9324 attached ./strace-static-x86_64: Process 9323 attached [pid 9322] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9324] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 92 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 90 [pid 9323] set_robust_list(0x55557c72f760, 24) = 0 [pid 9323] chdir("./88") = 0 [pid 9323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9323] setpgid(0, 0) = 0 [pid 9323] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9323] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9323] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9323] write(3, "1000", 4) = 4 [pid 9323] close(3) = 0 [pid 9323] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9323] write(1, "executing program\n", 18) = 18 [pid 9323] memfd_create("syzkaller", 0 [pid 9324] <... set_robust_list resumed>) = 0 [pid 9324] chdir("./90" [pid 9323] <... memfd_create resumed>) = 3 [pid 9324] <... chdir resumed>) = 0 [pid 9324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9324] setpgid(0, 0) = 0 [pid 9323] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9324] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9323] <... mmap resumed>) = 0x7f1398600000 [pid 9324] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9324] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9324] write(3, "1000", 4) = 4 [pid 9324] close(3) = 0 [pid 9324] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9324] write(1, "executing program\n", 18) = 18 [pid 9324] memfd_create("syzkaller", 0) = 3 [pid 9324] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9320] <... write resumed>) = 16777216 [pid 9320] munmap(0x7f1398600000, 138412032) = 0 [pid 9320] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9320] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9320] close(3) = 0 [pid 9320] close(4) = 0 [pid 9320] mkdir("./file0", 0777) = 0 [ 280.152283][ T9320] loop1: detected capacity change from 0 to 32768 [pid 9320] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9321] <... write resumed>) = 16777216 [ 280.203121][ T9320] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9321] munmap(0x7f1398600000, 138412032 [pid 9320] <... mount resumed>) = 0 [pid 9320] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9320] chdir("./file0") = 0 [pid 9320] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9320] mkdir("./bus", 0777) = 0 [pid 9320] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9320] chdir("./bus") = 0 [ 280.315190][ T9320] XFS (loop1): Ending clean mount [pid 9320] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9320] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9320] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9323] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9322] <... write resumed>) = 16777216 [ 280.335760][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 280.348384][ T5281] XFS (loop1): Unmount and run xfs_repair [ 280.359244][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 9322] munmap(0x7f1398600000, 138412032 [pid 9324] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9321] <... munmap resumed>) = 0 [pid 9322] <... munmap resumed>) = 0 [pid 9322] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 280.378330][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 280.398604][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 280.419155][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9322] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9322] close(3) = 0 [pid 9322] close(4) = 0 [pid 9322] mkdir("./file0", 0777) = 0 [ 280.432358][ T9322] loop0: detected capacity change from 0 to 32768 [ 280.453288][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 280.499060][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 280.513715][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 280.534452][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9322] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9323] <... write resumed>) = 16777216 [pid 9321] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9323] munmap(0x7f1398600000, 138412032 [pid 9321] <... openat resumed>) = 4 [pid 9323] <... munmap resumed>) = 0 [pid 9321] ioctl(4, LOOP_SET_FD, 3 [ 280.544210][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 280.564094][ T9320] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 280.580885][ T9320] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9323] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9321] <... ioctl resumed>) = 0 [pid 9323] ioctl(4, LOOP_SET_FD, 3 [pid 9321] close(3) = 0 [pid 9321] close(4) = 0 [pid 9321] mkdir("./file0", 0777) = 0 [pid 9321] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9323] <... ioctl resumed>) = 0 [pid 9323] close(3) = 0 [pid 9323] close(4) = 0 [pid 9323] mkdir("./file0", 0777) = 0 [pid 9323] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9320] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9320] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9320] close(3) = 0 [pid 9320] close(4) = -1 EBADF (Bad file descriptor) [pid 9320] close(5) = -1 EBADF (Bad file descriptor) [pid 9320] close(6) = -1 EBADF (Bad file descriptor) [pid 9320] close(7) = -1 EBADF (Bad file descriptor) [pid 9320] close(8) = -1 EBADF (Bad file descriptor) [pid 9320] close(9) = -1 EBADF (Bad file descriptor) [ 280.596452][ T9321] loop2: detected capacity change from 0 to 32768 [ 280.599216][ T9320] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 280.616371][ T9322] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 280.626350][ T9323] loop3: detected capacity change from 0 to 32768 [pid 9320] close(10) = -1 EBADF (Bad file descriptor) [pid 9320] close(11) = -1 EBADF (Bad file descriptor) [pid 9320] close(12) = -1 EBADF (Bad file descriptor) [pid 9320] close(13) = -1 EBADF (Bad file descriptor) [pid 9320] close(14) = -1 EBADF (Bad file descriptor) [pid 9320] close(15) = -1 EBADF (Bad file descriptor) [pid 9320] close(16) = -1 EBADF (Bad file descriptor) [pid 9320] close(17) = -1 EBADF (Bad file descriptor) [pid 9320] close(18) = -1 EBADF (Bad file descriptor) [pid 9320] close(19) = -1 EBADF (Bad file descriptor) [pid 9320] close(20) = -1 EBADF (Bad file descriptor) [pid 9320] close(21) = -1 EBADF (Bad file descriptor) [pid 9320] close(22) = -1 EBADF (Bad file descriptor) [pid 9320] close(23) = -1 EBADF (Bad file descriptor) [pid 9320] close(24) = -1 EBADF (Bad file descriptor) [pid 9320] close(25) = -1 EBADF (Bad file descriptor) [pid 9320] close(26) = -1 EBADF (Bad file descriptor) [pid 9320] close(27) = -1 EBADF (Bad file descriptor) [pid 9320] close(28) = -1 EBADF (Bad file descriptor) [pid 9320] close(29) = -1 EBADF (Bad file descriptor) [pid 9320] exit_group(0) = ? [pid 9320] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=40 /* 0.40 s */} --- [pid 5223] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./92/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./92/cgroup") = 0 [pid 5223] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./92/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./92/cgroup.cpu") = 0 [pid 5223] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./92/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./92/cgroup.net") = 0 [pid 5223] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./92/binderfs") = 0 [pid 5223] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9324] <... write resumed>) = 16777216 [pid 9324] munmap(0x7f1398600000, 138412032) = 0 [pid 9324] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 280.765742][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9324] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9324] close(3) = 0 [pid 9324] close(4) = 0 [pid 9324] mkdir("./file0", 0777) = 0 [pid 9324] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9322] <... mount resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 9322] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5223] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9322] chdir("./file0") = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./92/file0", [pid 9322] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 280.806595][ T9324] loop4: detected capacity change from 0 to 32768 [ 280.819263][ T9323] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 280.824577][ T9321] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 280.833182][ T9322] XFS (loop0): Ending clean mount [pid 9322] mkdir("./bus", 0777 [pid 5223] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9323] <... mount resumed>) = 0 [pid 5223] getdents64(4, [pid 9323] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, [pid 9322] <... mkdir resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9323] <... openat resumed>) = 3 [pid 5223] close(4) = 0 [pid 5223] rmdir("./92/file0") = 0 [pid 9323] chdir("./file0" [pid 9322] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9323] <... chdir resumed>) = 0 [pid 9322] chdir("./bus" [pid 5223] getdents64(3, [pid 9323] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9322] <... chdir resumed>) = 0 [pid 9323] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9322] openat(AT_FDCWD, NULL, O_RDONLY [pid 9323] mkdir("./bus", 0777 [pid 9322] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9322] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9322] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 280.879901][ T9323] XFS (loop3): Ending clean mount [pid 5223] close(3 [pid 9323] <... mkdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 9323] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9323] chdir("./bus") = 0 [pid 5223] rmdir("./92" [pid 9323] openat(AT_FDCWD, NULL, O_RDONLY [pid 5223] <... rmdir resumed>) = 0 [pid 5223] mkdir("./93", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 9323] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5223] close(3 [pid 9323] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 280.915888][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 280.922942][ T9324] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 280.946848][ T8] XFS (loop0): Unmount and run xfs_repair [ 280.952641][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 9323] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9321] <... mount resumed>) = 0 [pid 9321] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9321] chdir("./file0") = 0 [ 280.988005][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 281.000271][ T9321] XFS (loop2): Ending clean mount [ 281.007865][ T9] XFS (loop3): Unmount and run xfs_repair [ 281.008341][ T9324] XFS (loop4): Ending clean mount [ 281.022037][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9321] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9321] mkdir("./bus", 0777) = 0 [ 281.032304][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 281.039960][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 281.049002][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 281.058263][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 281.067426][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 281.076502][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9321] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9321] chdir("./bus") = 0 [pid 9321] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9321] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 281.085549][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 281.094560][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 281.103456][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.108158][ T5281] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 281.112567][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9321] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 95 [ 281.132519][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.141729][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 281.148340][ T5281] XFS (loop2): Unmount and run xfs_repair [ 281.150720][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.151505][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.165540][ T5281] XFS (loop2): First 128 bytes of corrupted metadata buffer: ./strace-static-x86_64: Process 9365 attached [pid 9324] <... mount resumed>) = 0 [pid 9365] set_robust_list(0x55557c72f760, 24 [pid 9324] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9365] <... set_robust_list resumed>) = 0 [pid 9324] <... openat resumed>) = 3 [pid 9324] chdir("./file0" [pid 9365] chdir("./93" [pid 9324] <... chdir resumed>) = 0 [pid 9324] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9365] <... chdir resumed>) = 0 [pid 9324] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9324] mkdir("./bus", 0777 [pid 9365] <... prctl resumed>) = 0 [pid 9365] setpgid(0, 0) = 0 [ 281.174366][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.174390][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.176052][ T9323] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 281.182151][ T9322] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 281.202747][ T9323] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9365] symlink("/syzcgroup/unified/syz1", "./cgroup"executing program ) = 0 [pid 9324] <... mkdir resumed>) = 0 [pid 9323] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9365] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9324] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9323] mkdir(NULL, 000 [pid 9365] <... symlink resumed>) = 0 [pid 9324] chdir("./bus" [pid 9323] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9365] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9324] <... chdir resumed>) = 0 [pid 9323] close(3 [pid 9365] <... symlink resumed>) = 0 [pid 9324] openat(AT_FDCWD, NULL, O_RDONLY [pid 9323] <... close resumed>) = 0 [pid 9365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9324] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9323] close(4 [pid 9365] <... openat resumed>) = 3 [pid 9324] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] write(3, "1000", 4 [pid 9324] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9323] close(5 [pid 9365] <... write resumed>) = 4 [pid 9324] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] close(3 [pid 9323] close(6 [pid 9365] <... close resumed>) = 0 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] symlink("/dev/binderfs", "./binderfs" [pid 9323] close(7 [pid 9365] <... symlink resumed>) = 0 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] write(1, "executing program\n", 18 [pid 9323] close(8 [pid 9365] <... write resumed>) = 18 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] memfd_create("syzkaller", 0 [pid 9323] close(9 [pid 9365] <... memfd_create resumed>) = 3 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9323] close(10 [pid 9365] <... mmap resumed>) = 0x7f1398600000 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 281.212285][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 281.222666][ T9323] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 281.258897][ T9322] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 281.274001][ T9322] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9323] close(11 [pid 9322] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9322] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9322] close(3) = 0 [pid 9322] close(4) = -1 EBADF (Bad file descriptor) [pid 9322] close(5) = -1 EBADF (Bad file descriptor) [pid 9322] close(6) = -1 EBADF (Bad file descriptor) [pid 9322] close(7) = -1 EBADF (Bad file descriptor) [pid 9322] close(8) = -1 EBADF (Bad file descriptor) [pid 9322] close(9) = -1 EBADF (Bad file descriptor) [pid 9322] close(10) = -1 EBADF (Bad file descriptor) [pid 9322] close(11) = -1 EBADF (Bad file descriptor) [pid 9322] close(12) = -1 EBADF (Bad file descriptor) [pid 9322] close(13) = -1 EBADF (Bad file descriptor) [pid 9322] close(14) = -1 EBADF (Bad file descriptor) [pid 9322] close(15) = -1 EBADF (Bad file descriptor) [pid 9322] close(16) = -1 EBADF (Bad file descriptor) [pid 9322] close(17) = -1 EBADF (Bad file descriptor) [pid 9322] close(18) = -1 EBADF (Bad file descriptor) [pid 9322] close(19) = -1 EBADF (Bad file descriptor) [pid 9322] close(20) = -1 EBADF (Bad file descriptor) [pid 9322] close(21) = -1 EBADF (Bad file descriptor) [pid 9322] close(22) = -1 EBADF (Bad file descriptor) [pid 9322] close(23) = -1 EBADF (Bad file descriptor) [pid 9322] close(24) = -1 EBADF (Bad file descriptor) [pid 9322] close(25) = -1 EBADF (Bad file descriptor) [pid 9322] close(26) = -1 EBADF (Bad file descriptor) [pid 9322] close(27) = -1 EBADF (Bad file descriptor) [pid 9322] close(28) = -1 EBADF (Bad file descriptor) [pid 9322] close(29) = -1 EBADF (Bad file descriptor) [pid 9322] exit_group(0) = ? [pid 9322] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=39 /* 0.39 s */} --- [pid 5221] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./93/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./93/cgroup") = 0 [pid 5221] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./93/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./93/cgroup.cpu") = 0 [pid 5221] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./93/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./93/cgroup.net") = 0 [pid 5221] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 281.282712][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 281.291922][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] unlink("./93/binderfs") = 0 [pid 5221] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9323] close(12) = -1 EBADF (Bad file descriptor) [pid 9323] close(13 [pid 9365] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9323] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9323] close(14) = -1 EBADF (Bad file descriptor) [pid 9323] close(15) = -1 EBADF (Bad file descriptor) [pid 9323] close(16) = -1 EBADF (Bad file descriptor) [pid 9323] close(17) = -1 EBADF (Bad file descriptor) [pid 9323] close(18) = -1 EBADF (Bad file descriptor) [pid 9323] close(19) = -1 EBADF (Bad file descriptor) [pid 9323] close(20) = -1 EBADF (Bad file descriptor) [pid 9323] close(21) = -1 EBADF (Bad file descriptor) [ 281.345397][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 281.355738][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 281.365395][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 281.375648][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9323] close(22) = -1 EBADF (Bad file descriptor) [pid 9323] close(23) = -1 EBADF (Bad file descriptor) [pid 9323] close(24) = -1 EBADF (Bad file descriptor) [pid 9323] close(25) = -1 EBADF (Bad file descriptor) [pid 9323] close(26) = -1 EBADF (Bad file descriptor) [pid 9323] close(27) = -1 EBADF (Bad file descriptor) [ 281.394014][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.403422][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.413040][ T9321] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9323] close(28) = -1 EBADF (Bad file descriptor) [pid 9323] close(29) = -1 EBADF (Bad file descriptor) [pid 9323] exit_group(0) = ? [pid 9323] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=36 /* 0.36 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./88", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./88/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./88/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./88/cgroup") = 0 [pid 5225] umount2("./88/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./88/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./88/cgroup.cpu") = 0 [pid 5225] umount2("./88/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./88/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./88/cgroup.net") = 0 [pid 5225] umount2("./88/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./88/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./88/binderfs") = 0 [ 281.450991][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 281.469060][ T9321] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5225] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9321] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9321] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9321] close(3) = 0 [pid 9321] close(4) = -1 EBADF (Bad file descriptor) [pid 9321] close(5) = -1 EBADF (Bad file descriptor) [pid 9321] close(6) = -1 EBADF (Bad file descriptor) [pid 9321] close(7) = -1 EBADF (Bad file descriptor) [pid 9321] close(8) = -1 EBADF (Bad file descriptor) [pid 9321] close(9) = -1 EBADF (Bad file descriptor) [pid 9321] close(10) = -1 EBADF (Bad file descriptor) [pid 9321] close(11) = -1 EBADF (Bad file descriptor) [pid 9321] close(12) = -1 EBADF (Bad file descriptor) [pid 9321] close(13) = -1 EBADF (Bad file descriptor) [pid 9321] close(14) = -1 EBADF (Bad file descriptor) [pid 9321] close(15) = -1 EBADF (Bad file descriptor) [pid 9321] close(16) = -1 EBADF (Bad file descriptor) [pid 9321] close(17) = -1 EBADF (Bad file descriptor) [pid 9321] close(18) = -1 EBADF (Bad file descriptor) [pid 9321] close(19) = -1 EBADF (Bad file descriptor) [pid 9321] close(20) = -1 EBADF (Bad file descriptor) [pid 9321] close(21) = -1 EBADF (Bad file descriptor) [pid 9321] close(22) = -1 EBADF (Bad file descriptor) [pid 9321] close(23) = -1 EBADF (Bad file descriptor) [pid 9321] close(24) = -1 EBADF (Bad file descriptor) [pid 9321] close(25) = -1 EBADF (Bad file descriptor) [pid 9321] close(26) = -1 EBADF (Bad file descriptor) [pid 9321] close(27) = -1 EBADF (Bad file descriptor) [pid 9321] close(28) = -1 EBADF (Bad file descriptor) [pid 9321] close(29) = -1 EBADF (Bad file descriptor) [pid 9321] exit_group(0) = ? [pid 9365] <... write resumed>) = 16777216 [ 281.502274][ T9321] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9365] munmap(0x7f1398600000, 138412032 [pid 9321] +++ exited with 0 +++ [pid 5225] <... umount2 resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5225] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./88/file0", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./93/file0", [pid 5225] umount2("./88/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... openat resumed>) = 4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... openat resumed>) = 4 [pid 5225] getdents64(4, [pid 5221] newfstatat(4, "", [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... close resumed>) = 0 [pid 5221] getdents64(4, [pid 5225] rmdir("./88/file0" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9365] <... munmap resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=38 /* 0.38 s */} --- [pid 5221] getdents64(4, [pid 9365] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5225] getdents64(3, [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./89/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9365] <... openat resumed>) = 4 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] unlink("./89/cgroup" [pid 5221] close(4 [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9365] ioctl(4, LOOP_SET_FD, 3 [pid 5225] close(3 [pid 5224] newfstatat(AT_FDCWD, "./89/cgroup.cpu", [pid 5221] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./89/cgroup.cpu") = 0 [ 281.569000][ T9324] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 281.587339][ T9324] XFS (loop4): Unmount and run xfs_repair [ 281.593489][ T9324] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 281.602458][ T9324] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] <... close resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./89/cgroup.net", [pid 5221] rmdir("./93/file0" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9365] <... ioctl resumed>) = 0 [pid 5225] rmdir("./88" [pid 5221] <... rmdir resumed>) = 0 [pid 5224] unlink("./89/cgroup.net") = 0 [pid 5224] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9365] close(3 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] unlink("./89/binderfs" [pid 5221] getdents64(3, [pid 5224] <... unlink resumed>) = 0 [pid 9365] <... close resumed>) = 0 [pid 5225] mkdir("./89", 0777 [pid 5224] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9365] close(4 [pid 5225] <... mkdir resumed>) = 0 [ 281.612104][ T9324] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 281.621875][ T9365] loop1: detected capacity change from 0 to 32768 [ 281.629039][ T9324] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 281.638722][ T9324] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 281.648245][ T9324] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 281.657891][ T9324] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] close(3 [pid 9365] <... close resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5221] <... close resumed>) = 0 [pid 9365] mkdir("./file0", 0777) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5221] rmdir("./93" [pid 9365] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5221] <... rmdir resumed>) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 5221] mkdir("./94", 0777 [pid 5225] close(3 [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 281.667517][ T9324] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.677180][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 281.677355][ T9324] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 281.695820][ T9324] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] close(3 [pid 9324] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9324] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9324] close(3) = 0 [pid 9324] close(4) = -1 EBADF (Bad file descriptor) [pid 9324] close(5) = -1 EBADF (Bad file descriptor) [ 281.746248][ T9324] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 281.774976][ T9324] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9324] close(6) = -1 EBADF (Bad file descriptor) [pid 9324] close(7) = -1 EBADF (Bad file descriptor) [pid 9324] close(8 [pid 5225] <... close resumed>) = 0 [pid 9324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9324] close(9) = -1 EBADF (Bad file descriptor) [pid 9324] close(10) = -1 EBADF (Bad file descriptor) [pid 9324] close(11) = -1 EBADF (Bad file descriptor) [pid 9324] close(12) = -1 EBADF (Bad file descriptor) [pid 9324] close(13) = -1 EBADF (Bad file descriptor) [pid 9324] close(14) = -1 EBADF (Bad file descriptor) [pid 9324] close(15) = -1 EBADF (Bad file descriptor) [pid 9324] close(16) = -1 EBADF (Bad file descriptor) [pid 9324] close(17) = -1 EBADF (Bad file descriptor) [pid 9324] close(18) = -1 EBADF (Bad file descriptor) [pid 9324] close(19) = -1 EBADF (Bad file descriptor) [pid 9324] close(20) = -1 EBADF (Bad file descriptor) [pid 9324] close(21) = -1 EBADF (Bad file descriptor) [pid 9324] close(22) = -1 EBADF (Bad file descriptor) [pid 9324] close(23) = -1 EBADF (Bad file descriptor) [pid 9324] close(24) = -1 EBADF (Bad file descriptor) [pid 9324] close(25) = -1 EBADF (Bad file descriptor) [pid 9324] close(26) = -1 EBADF (Bad file descriptor) [pid 9324] close(27 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = 0 [pid 9324] close(28) = -1 EBADF (Bad file descriptor) [pid 9324] close(29 [pid 5224] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9372 attached [pid 9324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9372] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 91 [pid 5224] newfstatat(AT_FDCWD, "./89/file0", [pid 9372] <... set_robust_list resumed>) = 0 [pid 9372] chdir("./89" [pid 9324] exit_group(0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9372] <... chdir resumed>) = 0 [pid 5224] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9372] <... prctl resumed>) = 0 [pid 5224] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9372] setpgid(0, 0 [pid 9324] <... exit_group resumed>) = ? [pid 9324] +++ exited with 0 +++ [pid 9372] <... setpgid resumed>) = 0 [pid 9372] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5224] <... openat resumed>) = 4 [pid 9372] <... symlink resumed>) = 0 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 5224] newfstatat(4, "", [pid 9372] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9372] <... symlink resumed>) = 0 [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 5224] getdents64(4, [pid 9372] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9372] <... symlink resumed>) = 0 [pid 5226] <... restart_syscall resumed>) = 0 [pid 5224] getdents64(4, [pid 9372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9372] <... openat resumed>) = 3 [pid 5224] close(4 [pid 9372] write(3, "1000", 4) = 4 [pid 5224] <... close resumed>) = 0 [pid 9372] close(3 [pid 5224] rmdir("./89/file0" [pid 9372] <... close resumed>) = 0 [pid 9372] symlink("/dev/binderfs", "./binderfs" [pid 5224] <... rmdir resumed>) = 0 [pid 5224] getdents64(3, executing program [pid 9372] <... symlink resumed>) = 0 [pid 5226] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9372] write(1, "executing program\n", 18 [pid 5224] close(3 [pid 9372] <... write resumed>) = 18 [pid 5224] <... close resumed>) = 0 [pid 9372] memfd_create("syzkaller", 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 281.862266][ T9365] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] rmdir("./89" [pid 9372] <... memfd_create resumed>) = 3 [pid 9365] <... mount resumed>) = 0 [pid 5226] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9372] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] <... rmdir resumed>) = 0 [pid 9372] <... mmap resumed>) = 0x7f1398600000 [pid 9365] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... openat resumed>) = 3 [pid 5224] mkdir("./90", 0777 [pid 9365] <... openat resumed>) = 3 [pid 5226] newfstatat(3, "", [pid 9365] chdir("./file0" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 9365] <... chdir resumed>) = 0 [pid 5226] getdents64(3, [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9365] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... close resumed>) = 0 [pid 9365] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... openat resumed>) = 3 [pid 9365] mkdir("./bus", 0777 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9365] <... mkdir resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./90/cgroup", [pid 5224] <... ioctl resumed>) = 0 [pid 9365] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] close(3 [pid 9365] chdir("./bus" [pid 5226] unlink("./90/cgroup" [pid 9365] <... chdir resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 9365] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9365] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9365] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] newfstatat(AT_FDCWD, "./90/cgroup.cpu", [pid 9365] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 281.915163][ T9365] XFS (loop1): Ending clean mount [pid 9365] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] unlink("./90/cgroup.cpu") = 0 [pid 5226] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./90/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./90/cgroup.net") = 0 [pid 5226] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./90/binderfs") = 0 [pid 5226] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9375 attached [pid 9375] set_robust_list(0x55557c72f760, 24) = 0 [pid 9375] chdir("./94") = 0 [pid 9375] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9375] setpgid(0, 0) = 0 [ 281.955971][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 281.967543][ T5281] XFS (loop1): Unmount and run xfs_repair [ 281.973314][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 281.993262][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9375] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 96 [pid 9375] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9375] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9375] write(3, "1000", 4) = 4 [pid 9375] close(3) = 0 [pid 9375] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9375] write(1, "executing program\n", 18) = 18 [ 282.002501][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 282.002925][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9375] memfd_create("syzkaller", 0) = 3 [pid 9375] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 282.053704][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 282.083690][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5224] <... close resumed>) = 0 [ 282.103640][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 282.112571][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 282.121844][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 282.130962][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 282.140112][ T9365] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9376 attached [pid 9365] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9365] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9365] close(3) = 0 [pid 9365] close(4) = -1 EBADF (Bad file descriptor) [pid 9365] close(5) = -1 EBADF (Bad file descriptor) [pid 9365] close(6) = -1 EBADF (Bad file descriptor) [pid 9365] close(7) = -1 EBADF (Bad file descriptor) [pid 9365] close(8) = -1 EBADF (Bad file descriptor) [pid 9365] close(9) = -1 EBADF (Bad file descriptor) [ 282.185658][ T9365] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 282.203637][ T9365] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9365] close(10) = -1 EBADF (Bad file descriptor) [pid 9365] close(11) = -1 EBADF (Bad file descriptor) [pid 9365] close(12) = -1 EBADF (Bad file descriptor) [pid 9365] close(13) = -1 EBADF (Bad file descriptor) [pid 9365] close(14) = -1 EBADF (Bad file descriptor) [pid 9365] close(15) = -1 EBADF (Bad file descriptor) [pid 9365] close(16) = -1 EBADF (Bad file descriptor) [pid 9365] close(17) = -1 EBADF (Bad file descriptor) [pid 9365] close(18) = -1 EBADF (Bad file descriptor) [pid 9365] close(19) = -1 EBADF (Bad file descriptor) [pid 9365] close(20) = -1 EBADF (Bad file descriptor) [pid 9365] close(21) = -1 EBADF (Bad file descriptor) [pid 9375] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9376] set_robust_list(0x55557c72f760, 24 [pid 9365] close(22 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 92 [pid 9365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] close(23) = -1 EBADF (Bad file descriptor) [pid 9365] close(24) = -1 EBADF (Bad file descriptor) [pid 9365] close(25) = -1 EBADF (Bad file descriptor) [pid 9365] close(26 [pid 9376] <... set_robust_list resumed>) = 0 [pid 9365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] close(27) = -1 EBADF (Bad file descriptor) [pid 9365] close(28) = -1 EBADF (Bad file descriptor) [pid 9365] close(29 [pid 9376] chdir("./90" [pid 9365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9365] exit_group(0) = ? [pid 9365] +++ exited with 0 +++ [pid 9376] <... chdir resumed>) = 0 [pid 9372] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5223] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9376] <... prctl resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 9376] setpgid(0, 0) = 0 [pid 9376] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5223] newfstatat(3, "", [pid 9376] <... symlink resumed>) = 0 [pid 9376] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./93/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./93/cgroup") = 0 [pid 5223] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./93/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./93/cgroup.cpu") = 0 [pid 5223] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./93/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./93/cgroup.net") = 0 [pid 5223] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./93/binderfs") = 0 [pid 5223] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9376] <... symlink resumed>) = 0 [pid 9376] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9376] write(3, "1000", 4) = 4 [pid 9376] close(3) = 0 [pid 9376] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9376] write(1, "executing program\n", 18) = 18 [pid 9376] memfd_create("syzkaller", 0) = 3 [ 282.370685][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9376] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9375] <... write resumed>) = 16777216 [pid 9375] munmap(0x7f1398600000, 138412032 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./90/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./90/file0") = 0 [pid 9375] <... munmap resumed>) = 0 [pid 5226] getdents64(3, [pid 5223] <... umount2 resumed>) = 0 [pid 9375] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 9375] <... openat resumed>) = 4 [pid 5226] <... close resumed>) = 0 [pid 9375] ioctl(4, LOOP_SET_FD, 3 [pid 5226] rmdir("./90") = 0 [pid 5223] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./93/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] mkdir("./91", 0777 [pid 9375] <... ioctl resumed>) = 0 [pid 5223] <... openat resumed>) = 4 [pid 9375] close(3 [pid 5226] <... mkdir resumed>) = 0 [pid 5223] newfstatat(4, "", [pid 9375] <... close resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9375] close(4 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./93/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./93") = 0 [pid 5223] mkdir("./94", 0777) = 0 [pid 9375] <... close resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9375] mkdir("./file0", 0777 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5223] <... openat resumed>) = 3 [pid 9375] <... mkdir resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [ 282.479557][ T9375] loop0: detected capacity change from 0 to 32768 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 9375] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] close(3 [pid 5223] <... ioctl resumed>) = 0 [pid 5223] close(3 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9382 attached executing program [pid 9382] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 93 [pid 9382] <... set_robust_list resumed>) = 0 [pid 9382] chdir("./91") = 0 [pid 9382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9382] setpgid(0, 0) = 0 [pid 9382] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9382] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9382] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9382] write(3, "1000", 4) = 4 [pid 9382] close(3) = 0 [pid 9382] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9382] write(1, "executing program\n", 18) = 18 [pid 9382] memfd_create("syzkaller", 0) = 3 [pid 9382] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9383 attached [pid 9383] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 96 [pid 9383] <... set_robust_list resumed>) = 0 [pid 9383] chdir("./94") = 0 [pid 9383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9383] setpgid(0, 0) = 0 [pid 9383] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9376] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9383] <... symlink resumed>) = 0 [pid 9383] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [ 282.732189][ T9375] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9383] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9383] write(3, "1000", 4) = 4 [pid 9383] close(3executing program ) = 0 [pid 9383] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9383] write(1, "executing program\n", 18) = 18 [pid 9383] memfd_create("syzkaller", 0) = 3 [pid 9383] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9375] <... mount resumed>) = 0 [pid 9375] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9375] chdir("./file0") = 0 [pid 9375] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9375] mkdir("./bus", 0777) = 0 [pid 9375] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9375] chdir("./bus") = 0 [pid 9372] <... write resumed>) = 16777216 [pid 9375] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9375] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 282.883985][ T9375] XFS (loop0): Ending clean mount [pid 9375] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9372] munmap(0x7f1398600000, 138412032 [pid 9376] <... write resumed>) = 16777216 [ 282.916035][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 282.934037][ T5281] XFS (loop0): Unmount and run xfs_repair [ 282.954922][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 9376] munmap(0x7f1398600000, 138412032 [pid 9372] <... munmap resumed>) = 0 [pid 9372] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9372] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9372] close(3) = 0 [pid 9372] close(4) = 0 [pid 9372] mkdir("./file0", 0777) = 0 [ 282.985162][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 283.007534][ T9372] loop3: detected capacity change from 0 to 32768 [ 283.021623][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9372] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9376] <... munmap resumed>) = 0 [ 283.043000][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9376] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [ 283.087478][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 283.103634][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 283.114455][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.123349][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9383] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9376] ioctl(4, LOOP_SET_FD, 3) = 0 [ 283.133737][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.142702][ T9375] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 283.154706][ T9376] loop2: detected capacity change from 0 to 32768 [ 283.154882][ T9372] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9376] close(3 [pid 9382] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9376] <... close resumed>) = 0 [pid 9376] close(4) = 0 [pid 9376] mkdir("./file0", 0777) = 0 [ 283.185242][ T9375] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9376] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9372] <... mount resumed>) = 0 [pid 9372] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9372] chdir("./file0") = 0 [pid 9372] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9372] mkdir("./bus", 0777) = 0 [pid 9372] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9372] chdir("./bus") = 0 [pid 9372] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9372] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9372] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9375] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9375] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9375] close(3) = 0 [pid 9375] close(4) = -1 EBADF (Bad file descriptor) [pid 9375] close(5) = -1 EBADF (Bad file descriptor) [pid 9375] close(6) = -1 EBADF (Bad file descriptor) [pid 9375] close(7) = -1 EBADF (Bad file descriptor) [pid 9375] close(8) = -1 EBADF (Bad file descriptor) [pid 9375] close(9) = -1 EBADF (Bad file descriptor) [pid 9375] close(10) = -1 EBADF (Bad file descriptor) [pid 9375] close(11) = -1 EBADF (Bad file descriptor) [pid 9375] close(12) = -1 EBADF (Bad file descriptor) [ 283.250555][ T9372] XFS (loop3): Ending clean mount [ 283.253811][ T9375] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 283.274540][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9375] close(13) = -1 EBADF (Bad file descriptor) [pid 9375] close(14) = -1 EBADF (Bad file descriptor) [pid 9375] close(15) = -1 EBADF (Bad file descriptor) [pid 9375] close(16) = -1 EBADF (Bad file descriptor) [pid 9375] close(17) = -1 EBADF (Bad file descriptor) [pid 9375] close(18) = -1 EBADF (Bad file descriptor) [pid 9375] close(19) = -1 EBADF (Bad file descriptor) [pid 9375] close(20) = -1 EBADF (Bad file descriptor) [pid 9375] close(21) = -1 EBADF (Bad file descriptor) [pid 9375] close(22) = -1 EBADF (Bad file descriptor) [pid 9375] close(23) = -1 EBADF (Bad file descriptor) [pid 9375] close(24) = -1 EBADF (Bad file descriptor) [pid 9375] close(25) = -1 EBADF (Bad file descriptor) [pid 9375] close(26) = -1 EBADF (Bad file descriptor) [pid 9375] close(27) = -1 EBADF (Bad file descriptor) [pid 9375] close(28) = -1 EBADF (Bad file descriptor) [pid 9375] close(29) = -1 EBADF (Bad file descriptor) [ 283.318382][ T5281] XFS (loop3): Unmount and run xfs_repair [ 283.335186][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 283.342964][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 283.353339][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9375] exit_group(0) = ? [ 283.363131][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 283.372373][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 283.381703][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 283.390958][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.400430][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.410029][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9375] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=30 /* 0.30 s */} --- [pid 9383] <... write resumed>) = 16777216 [ 283.420082][ T9372] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9383] munmap(0x7f1398600000, 138412032 [pid 5221] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, [pid 9382] <... write resumed>) = 16777216 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./94/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./94/cgroup") = 0 [pid 5221] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9382] munmap(0x7f1398600000, 138412032 [pid 5221] newfstatat(AT_FDCWD, "./94/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./94/cgroup.cpu") = 0 [pid 5221] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./94/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./94/cgroup.net") = 0 [pid 5221] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./94/binderfs") = 0 [pid 5221] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9382] <... munmap resumed>) = 0 [pid 9382] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 9382] ioctl(4, LOOP_SET_FD, 3 [pid 9383] <... munmap resumed>) = 0 [pid 9382] <... ioctl resumed>) = 0 [pid 9383] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9382] close(3) = 0 [pid 9382] close(4) = 0 [pid 9383] ioctl(4, LOOP_SET_FD, 3 [ 283.492202][ T9376] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 283.502553][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 283.525095][ T9382] loop4: detected capacity change from 0 to 32768 [pid 9382] mkdir("./file0", 0777) = 0 [pid 9382] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9383] <... ioctl resumed>) = 0 [pid 9383] close(3) = 0 [pid 9383] close(4) = 0 [pid 9383] mkdir("./file0", 0777) = 0 [pid 9376] <... mount resumed>) = 0 [pid 9383] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9376] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9376] chdir("./file0") = 0 [pid 9376] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [ 283.556761][ T9383] loop1: detected capacity change from 0 to 32768 [ 283.568198][ T9372] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 283.576116][ T9376] XFS (loop2): Ending clean mount [pid 9376] mkdir("./bus", 0777) = 0 [pid 9372] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9376] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9376] chdir("./bus") = 0 [pid 9372] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9376] openat(AT_FDCWD, NULL, O_RDONLY [pid 9372] close(3 [pid 9376] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9372] <... close resumed>) = 0 [pid 9372] close(4 [pid 9376] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9376] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] close(5) = -1 EBADF (Bad file descriptor) [pid 9372] close(6) = -1 EBADF (Bad file descriptor) [pid 9376] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9372] close(7) = -1 EBADF (Bad file descriptor) [pid 9372] close(8) = -1 EBADF (Bad file descriptor) [pid 9372] close(9 [pid 5221] <... umount2 resumed>) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 283.602400][ T9372] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9372] close(10 [pid 5221] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] close(11 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(AT_FDCWD, "./94/file0", [pid 9372] close(12 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9372] close(13) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9372] close(14 [pid 5221] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 4 [pid 9372] close(15 [pid 5221] newfstatat(4, "", [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9372] close(16) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 9372] close(17 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 9372] close(18 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(4 [pid 9372] close(19 [pid 5221] <... close resumed>) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./94/file0") = 0 [pid 9372] close(20) = -1 EBADF (Bad file descriptor) [pid 9372] close(21) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 9372] close(22 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [ 283.641779][ T9383] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 283.641943][ T5281] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 283.664276][ T5281] XFS (loop2): Unmount and run xfs_repair [ 283.670437][ T5281] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 283.679274][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9372] close(23 [pid 5221] <... close resumed>) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] close(24 [pid 5221] rmdir("./94" [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... rmdir resumed>) = 0 [pid 9372] close(25) = -1 EBADF (Bad file descriptor) [pid 5221] mkdir("./95", 0777 [pid 9372] close(26 [pid 5221] <... mkdir resumed>) = 0 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] close(27 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] close(28 [pid 5221] <... openat resumed>) = 3 [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] close(29 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9372] exit_group(0 [pid 5221] <... ioctl resumed>) = 0 [pid 9372] <... exit_group resumed>) = ? [pid 9372] +++ exited with 0 +++ [pid 5221] close(3 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=39 /* 0.39 s */} --- [ 283.679300][ T9382] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 283.688691][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 283.706183][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 283.715458][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 283.724481][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./89", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 283.734492][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.743394][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.752455][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 283.762461][ T9376] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5225] getdents64(3, [pid 9376] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9376] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9376] close(3) = 0 [pid 9376] close(4) = -1 EBADF (Bad file descriptor) [pid 9376] close(5) = -1 EBADF (Bad file descriptor) [pid 9376] close(6) = -1 EBADF (Bad file descriptor) [pid 9376] close(7) = -1 EBADF (Bad file descriptor) [pid 9376] close(8) = -1 EBADF (Bad file descriptor) [pid 9376] close(9) = -1 EBADF (Bad file descriptor) [pid 9376] close(10) = -1 EBADF (Bad file descriptor) [pid 9376] close(11) = -1 EBADF (Bad file descriptor) [pid 9376] close(12) = -1 EBADF (Bad file descriptor) [pid 9376] close(13 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9376] close(14 [pid 5225] umount2("./89/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9376] close(15) = -1 EBADF (Bad file descriptor) [pid 9376] close(16) = -1 EBADF (Bad file descriptor) [pid 9376] close(17) = -1 EBADF (Bad file descriptor) [pid 9376] close(18) = -1 EBADF (Bad file descriptor) [pid 9376] close(19 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9376] close(20) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./89/cgroup", [pid 9376] close(21) = -1 EBADF (Bad file descriptor) [pid 9376] close(22) = -1 EBADF (Bad file descriptor) [pid 9376] close(23) = -1 EBADF (Bad file descriptor) [pid 9376] close(24) = -1 EBADF (Bad file descriptor) [pid 9376] close(25) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9376] close(26 [pid 5225] unlink("./89/cgroup" [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 9376] close(27 [pid 5225] umount2("./89/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9383] <... mount resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9383] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] newfstatat(AT_FDCWD, "./89/cgroup.cpu", [pid 9383] <... openat resumed>) = 3 [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9383] chdir("./file0" [pid 5225] unlink("./89/cgroup.cpu" [pid 9383] <... chdir resumed>) = 0 [pid 9383] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9376] close(28 [pid 5225] <... unlink resumed>) = 0 [pid 9383] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./89/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9376] close(29 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./89/cgroup.net", [pid 9383] mkdir("./bus", 0777 [pid 9376] exit_group(0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9376] <... exit_group resumed>) = ? [pid 5225] unlink("./89/cgroup.net" [pid 9383] <... mkdir resumed>) = 0 [pid 9376] +++ exited with 0 +++ [pid 5225] <... unlink resumed>) = 0 [pid 5225] umount2("./89/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./89/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9383] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] unlink("./89/binderfs" [pid 5224] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9383] chdir("./bus" [pid 5225] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9383] <... chdir resumed>) = 0 [ 283.793157][ T9376] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 283.808229][ T9376] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 283.832037][ T9383] XFS (loop1): Ending clean mount [pid 9383] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... openat resumed>) = 3 [pid 5224] newfstatat(3, "", [pid 9383] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9383] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] getdents64(3, [pid 9383] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9383] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./90/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./90/cgroup") = 0 [ 283.861828][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] <... close resumed>) = 0 [pid 5224] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] newfstatat(AT_FDCWD, "./90/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 97 [pid 5224] unlink("./90/cgroup.cpu") = 0 [pid 5224] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./90/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./90/cgroup.net") = 0 [pid 5224] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./90/binderfs") = 0 [ 283.920238][ T5280] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 283.933475][ T5280] XFS (loop1): Unmount and run xfs_repair [ 283.939355][ T5280] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 283.946202][ T9382] XFS (loop4): Ending clean mount [ 283.947021][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 283.960889][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9419 attached [pid 9419] set_robust_list(0x55557c72f760, 24) = 0 [ 283.969890][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 283.975352][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 283.978823][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 283.996334][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 284.005518][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9419] chdir("./95") = 0 [pid 9419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9419] setpgid(0, 0) = 0 [pid 9419] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5225] <... umount2 resumed>) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 9419] <... symlink resumed>) = 0 [pid 5225] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9419] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9419] <... symlink resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./89/file0", [pid 5224] newfstatat(AT_FDCWD, "./90/file0", [pid 9419] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9419] <... symlink resumed>) = 0 [pid 5225] umount2("./89/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9419] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 284.014521][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 284.027790][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 284.037245][ T9383] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 284.054879][ T9383] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9419] write(3, "1000", 4 [pid 5225] <... openat resumed>) = 4 [pid 5224] <... openat resumed>) = 4 [pid 9419] <... write resumed>) = 4 [pid 5225] newfstatat(4, "", [pid 5224] newfstatat(4, "", [pid 9419] close(3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9419] <... close resumed>) = 0 [pid 5225] getdents64(4, [pid 5224] getdents64(4, [pid 9419] symlink("/dev/binderfs", "./binderfs" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9419] <... symlink resumed>) = 0 [pid 5225] getdents64(4, [pid 5224] getdents64(4, [pid 9419] write(1, "executing program\n", 18 [pid 9383] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9382] <... mount resumed>) = 0 [pid 9383] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9383] close(3) = 0 [pid 9383] close(4) = -1 EBADF (Bad file descriptor) [pid 9383] close(5) = -1 EBADF (Bad file descriptor) [pid 9383] close(6) = -1 EBADF (Bad file descriptor) [pid 9383] close(7) = -1 EBADF (Bad file descriptor) [pid 9383] close(8) = -1 EBADF (Bad file descriptor) [pid 9383] close(9) = -1 EBADF (Bad file descriptor) [pid 9383] close(10) = -1 EBADF (Bad file descriptor) [pid 9383] close(11) = -1 EBADF (Bad file descriptor) [pid 9383] close(12executing program [pid 9382] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9419] <... write resumed>) = 18 [pid 9383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9383] close(13) = -1 EBADF (Bad file descriptor) [pid 9383] close(14) = -1 EBADF (Bad file descriptor) [pid 9383] close(15) = -1 EBADF (Bad file descriptor) [pid 9383] close(16) = -1 EBADF (Bad file descriptor) [pid 9383] close(17) = -1 EBADF (Bad file descriptor) [pid 9383] close(18) = -1 EBADF (Bad file descriptor) [pid 9383] close(19) = -1 EBADF (Bad file descriptor) [pid 9383] close(20) = -1 EBADF (Bad file descriptor) [pid 9383] close(21) = -1 EBADF (Bad file descriptor) [pid 9383] close(22) = -1 EBADF (Bad file descriptor) [pid 9383] close(23) = -1 EBADF (Bad file descriptor) [pid 9383] close(24) = -1 EBADF (Bad file descriptor) [pid 9383] close(25 [pid 9382] <... openat resumed>) = 3 [pid 9383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9383] close(26) = -1 EBADF (Bad file descriptor) [pid 9419] memfd_create("syzkaller", 0 [pid 9383] close(27 [pid 9382] chdir("./file0" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9419] <... memfd_create resumed>) = 3 [pid 9383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9382] <... chdir resumed>) = 0 [pid 5225] close(4 [pid 5224] close(4 [pid 9419] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9383] close(28 [pid 9382] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... close resumed>) = 0 [pid 9419] <... mmap resumed>) = 0x7f1398600000 [pid 9383] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [pid 5225] rmdir("./89/file0" [pid 9383] close(29) = -1 EBADF (Bad file descriptor) [pid 9383] exit_group(0) = ? [pid 9383] +++ exited with 0 +++ [pid 9382] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9382] mkdir("./bus", 0777 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=38 /* 0.38 s */} --- [pid 5225] <... rmdir resumed>) = 0 [pid 5224] rmdir("./90/file0" [pid 5225] getdents64(3, [pid 5224] <... rmdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] getdents64(3, [pid 5223] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] close(3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3 [pid 5225] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5225] rmdir("./89" [pid 5224] rmdir("./90" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... rmdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... rmdir resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5225] mkdir("./90", 0777 [pid 5224] mkdir("./91", 0777 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] getdents64(3, [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] <... mkdir resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5224] close(3 [ 284.069755][ T9383] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5223] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] close(3 [pid 5223] newfstatat(AT_FDCWD, "./94/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./94/cgroup") = 0 [pid 5223] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./94/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./94/cgroup.cpu") = 0 [pid 5223] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./94/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./94/cgroup.net") = 0 [pid 5223] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] unlink("./94/binderfs" [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9421 attached ./strace-static-x86_64: Process 9420 attached [pid 9421] set_robust_list(0x55557c72f760, 24 [pid 9420] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 92 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 93 [pid 9421] <... set_robust_list resumed>) = 0 [pid 9420] <... set_robust_list resumed>) = 0 [pid 9421] chdir("./90" [pid 9420] chdir("./91" [pid 9421] <... chdir resumed>) = 0 [pid 9420] <... chdir resumed>) = 0 [pid 9419] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9421] <... prctl resumed>) = 0 [pid 9420] <... prctl resumed>) = 0 [pid 9421] setpgid(0, 0 [pid 9420] setpgid(0, 0 [pid 9421] <... setpgid resumed>) = 0 [pid 9420] <... setpgid resumed>) = 0 [pid 9421] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9420] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9421] <... symlink resumed>) = 0 [pid 9420] <... symlink resumed>) = 0 [pid 9421] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9420] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9421] <... symlink resumed>) = 0 [pid 9420] <... symlink resumed>) = 0 [pid 9421] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9420] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9421] <... symlink resumed>) = 0 [pid 9420] <... symlink resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 9421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5223] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9421] <... openat resumed>) = 3 [pid 9420] <... openat resumed>) = 3 [pid 9421] write(3, "1000", 4 [pid 9420] write(3, "1000", 4 [pid 9421] <... write resumed>) = 4 [pid 9420] <... write resumed>) = 4 [pid 9421] close(3 [pid 9420] close(3 [pid 9421] <... close resumed>) = 0 [pid 9420] <... close resumed>) = 0 [pid 9421] symlink("/dev/binderfs", "./binderfs" [pid 9420] symlink("/dev/binderfs", "./binderfs" [pid 9421] <... symlink resumed>) = 0 [pid 9420] <... symlink resumed>) = 0 executing program executing program [pid 9421] write(1, "executing program\n", 18 [pid 9420] write(1, "executing program\n", 18 [pid 9421] <... write resumed>) = 18 [pid 9420] <... write resumed>) = 18 [pid 9421] memfd_create("syzkaller", 0 [pid 9420] memfd_create("syzkaller", 0 [pid 9421] <... memfd_create resumed>) = 3 [pid 9420] <... memfd_create resumed>) = 3 [pid 9421] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9420] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9421] <... mmap resumed>) = 0x7f1398600000 [pid 9420] <... mmap resumed>) = 0x7f1398600000 [pid 9382] <... mkdir resumed>) = 0 [pid 9382] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9382] chdir("./bus") = 0 [pid 9382] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9382] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 284.368793][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 284.381552][ T60] XFS (loop4): Unmount and run xfs_repair [ 284.413540][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 284.421087][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 284.432357][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9382] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9419] <... write resumed>) = 16777216 [pid 9419] munmap(0x7f1398600000, 138412032) = 0 [pid 9419] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5223] <... umount2 resumed>) = 0 [pid 9419] <... openat resumed>) = 4 [pid 9419] ioctl(4, LOOP_SET_FD, 3 [ 284.455898][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 284.473748][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5223] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9419] <... ioctl resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./94/file0", [pid 9419] close(3) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9419] close(4 [pid 5223] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 9419] <... close resumed>) = 0 [pid 5223] rmdir("./94/file0" [pid 9419] mkdir("./file0", 0777 [pid 5223] <... rmdir resumed>) = 0 [pid 9419] <... mkdir resumed>) = 0 [pid 5223] getdents64(3, [pid 9419] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./94") = 0 [pid 5223] mkdir("./95", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 284.523823][ T9419] loop0: detected capacity change from 0 to 32768 [ 284.546134][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5223] close(3 [ 284.644955][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 284.663144][ T9419] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 284.699234][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9420] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9419] <... mount resumed>) = 0 [pid 9419] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9419] chdir("./file0") = 0 [pid 9419] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 284.752182][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 284.786966][ T9419] XFS (loop0): Ending clean mount [pid 9419] mkdir("./bus", 0777) = 0 [pid 9419] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9419] chdir("./bus") = 0 [pid 9419] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9419] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5223] <... close resumed>) = 0 [pid 9419] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9419] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"./strace-static-x86_64: Process 9430 attached [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 97 [pid 9430] set_robust_list(0x55557c72f760, 24) = 0 [ 284.806666][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 284.821793][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 284.834648][ T9382] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 284.848416][ T5281] XFS (loop0): Unmount and run xfs_repair [pid 9430] chdir("./95") = 0 [pid 9430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9430] setpgid(0, 0) = 0 [ 284.856637][ T9382] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 284.857278][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 284.881870][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 284.883748][ T9382] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9430] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9430] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9430] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9382] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9430] write(3, "1000", 4 [pid 9382] mkdir(NULL, 000 [pid 9430] <... write resumed>) = 4 [pid 9430] close(3 [pid 9382] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9430] <... close resumed>) = 0 [pid 9382] close(3 [pid 9430] symlink("/dev/binderfs", "./binderfs" [pid 9382] <... close resumed>) = 0 executing program [pid 9430] <... symlink resumed>) = 0 [pid 9382] close(4 [pid 9430] write(1, "executing program\n", 18 [pid 9382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... write resumed>) = 18 [pid 9382] close(5 [pid 9430] memfd_create("syzkaller", 0 [pid 9382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9382] close(6) = -1 EBADF (Bad file descriptor) [pid 9430] <... memfd_create resumed>) = 3 [pid 9382] close(7) = -1 EBADF (Bad file descriptor) [pid 9430] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9382] close(8) = -1 EBADF (Bad file descriptor) [pid 9430] <... mmap resumed>) = 0x7f1398600000 [pid 9382] close(9) = -1 EBADF (Bad file descriptor) [pid 9382] close(10) = -1 EBADF (Bad file descriptor) [pid 9382] close(11) = -1 EBADF (Bad file descriptor) [pid 9382] close(12) = -1 EBADF (Bad file descriptor) [pid 9382] close(13) = -1 EBADF (Bad file descriptor) [pid 9382] close(14) = -1 EBADF (Bad file descriptor) [pid 9382] close(15) = -1 EBADF (Bad file descriptor) [pid 9382] close(16) = -1 EBADF (Bad file descriptor) [pid 9382] close(17) = -1 EBADF (Bad file descriptor) [pid 9382] close(18) = -1 EBADF (Bad file descriptor) [ 284.893162][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 284.915756][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 284.938921][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 284.948588][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9382] close(19) = -1 EBADF (Bad file descriptor) [pid 9382] close(20 [pid 9421] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9382] close(21) = -1 EBADF (Bad file descriptor) [pid 9382] close(22) = -1 EBADF (Bad file descriptor) [pid 9382] close(23) = -1 EBADF (Bad file descriptor) [pid 9382] close(24) = -1 EBADF (Bad file descriptor) [pid 9382] close(25) = -1 EBADF (Bad file descriptor) [pid 9382] close(26) = -1 EBADF (Bad file descriptor) [pid 9382] close(27) = -1 EBADF (Bad file descriptor) [pid 9382] close(28) = -1 EBADF (Bad file descriptor) [pid 9382] close(29) = -1 EBADF (Bad file descriptor) [pid 9382] exit_group(0) = ? [pid 9382] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [ 284.961152][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 284.980744][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 284.991895][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 285.002667][ T9419] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9420] <... write resumed>) = 16777216 [pid 9419] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... openat resumed>) = 3 [pid 9419] mkdir(NULL, 000 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9419] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] getdents64(3, [pid 9419] close(3 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9419] <... close resumed>) = 0 [pid 5226] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9419] close(4) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9419] close(5 [pid 5226] newfstatat(AT_FDCWD, "./91/cgroup", [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9419] close(6 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] unlink("./91/cgroup" [pid 9419] close(7 [pid 5226] <... unlink resumed>) = 0 [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9420] munmap(0x7f1398600000, 138412032 [pid 9419] close(8 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9419] close(9 [pid 5226] newfstatat(AT_FDCWD, "./91/cgroup.cpu", [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9419] close(10 [ 285.059119][ T9419] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 285.074348][ T9419] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5226] unlink("./91/cgroup.cpu" [pid 9430] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9420] <... munmap resumed>) = 0 [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... unlink resumed>) = 0 [pid 9421] <... write resumed>) = 16777216 [pid 9420] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9419] close(11 [pid 5226] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9421] munmap(0x7f1398600000, 138412032 [pid 9420] <... openat resumed>) = 4 [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9419] close(12 [pid 5226] newfstatat(AT_FDCWD, "./91/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./91/cgroup.net" [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... unlink resumed>) = 0 [pid 9420] ioctl(4, LOOP_SET_FD, 3 [pid 9419] close(13 [pid 5226] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9420] <... ioctl resumed>) = 0 [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9419] close(14) = -1 EBADF (Bad file descriptor) [pid 9419] close(15) = -1 EBADF (Bad file descriptor) [pid 9419] close(16) = -1 EBADF (Bad file descriptor) [pid 9419] close(17 [pid 5226] newfstatat(AT_FDCWD, "./91/binderfs", [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9419] close(18) = -1 EBADF (Bad file descriptor) [pid 5226] unlink("./91/binderfs" [pid 9419] close(19 [pid 5226] <... unlink resumed>) = 0 [pid 9419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9419] close(20) = -1 EBADF (Bad file descriptor) [pid 9419] close(21) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9419] close(22) = -1 EBADF (Bad file descriptor) [pid 9419] close(23) = -1 EBADF (Bad file descriptor) [pid 9419] close(24) = -1 EBADF (Bad file descriptor) [pid 9419] close(25) = -1 EBADF (Bad file descriptor) [pid 9419] close(26) = -1 EBADF (Bad file descriptor) [pid 9419] close(27) = -1 EBADF (Bad file descriptor) [pid 9419] close(28) = -1 EBADF (Bad file descriptor) [pid 9419] close(29) = -1 EBADF (Bad file descriptor) [pid 9419] exit_group(0) = ? [pid 9419] +++ exited with 0 +++ [pid 9420] close(3) = 0 [pid 9420] close(4 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=29 /* 0.29 s */} --- [pid 9430] <... write resumed>) = 16777216 [pid 9430] munmap(0x7f1398600000, 138412032 [pid 9420] <... close resumed>) = 0 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 9420] mkdir("./file0", 0777) = 0 [pid 9420] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] <... restart_syscall resumed>) = 0 [pid 9421] <... munmap resumed>) = 0 [pid 9421] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 285.286681][ T9420] loop2: detected capacity change from 0 to 32768 [ 285.307910][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9421] ioctl(4, LOOP_SET_FD, 3 [pid 9430] <... munmap resumed>) = 0 [pid 9421] <... ioctl resumed>) = 0 [pid 9421] close(3 [pid 9430] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9421] <... close resumed>) = 0 [pid 5221] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9430] <... openat resumed>) = 4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9430] ioctl(4, LOOP_SET_FD, 3 [pid 5221] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9430] <... ioctl resumed>) = 0 [pid 9421] close(4 [pid 5221] <... openat resumed>) = 3 [pid 9430] close(3 [pid 5221] newfstatat(3, "", [pid 9430] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9430] close(4 [pid 5221] getdents64(3, [pid 9430] <... close resumed>) = 0 [pid 9421] <... close resumed>) = 0 [pid 9430] mkdir("./file0", 0777 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9430] <... mkdir resumed>) = 0 [pid 5221] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9430] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9421] mkdir("./file0", 0777 [pid 5221] newfstatat(AT_FDCWD, "./95/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./95/cgroup") = 0 [pid 9421] <... mkdir resumed>) = 0 [pid 5221] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./95/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./95/cgroup.cpu") = 0 [pid 5221] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./95/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./95/cgroup.net" [pid 9421] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 285.352853][ T9421] loop3: detected capacity change from 0 to 32768 [ 285.375529][ T9430] loop1: detected capacity change from 0 to 32768 [pid 5221] unlink("./95/binderfs") = 0 [pid 5221] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 285.416997][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 285.442149][ T9421] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] newfstatat(AT_FDCWD, "./91/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./91/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 285.471844][ T9420] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 285.497031][ T9430] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] close(3) = 0 [pid 5226] rmdir("./91" [pid 5221] <... umount2 resumed>) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5221] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] mkdir("./92", 0777 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./95/file0", [pid 5226] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9421] <... mount resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9421] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... openat resumed>) = 3 [pid 9421] <... openat resumed>) = 3 [pid 5221] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 9421] chdir("./file0" [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5221] rmdir("./95/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./95") = 0 [pid 5221] mkdir("./96", 0777) = 0 [ 285.529086][ T9421] XFS (loop3): Ending clean mount [pid 9421] <... chdir resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] close(3 [pid 9421] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 9421] mkdir("./bus", 0777) = 0 [pid 9421] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9421] chdir("./bus") = 0 [pid 9421] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9421] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9430] <... mount resumed>) = 0 [pid 9421] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9421] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9430] <... openat resumed>) = 3 [pid 9430] chdir("./file0" [pid 9420] <... mount resumed>) = 0 [pid 9430] <... chdir resumed>) = 0 [ 285.597362][ T9420] XFS (loop2): Ending clean mount [ 285.602761][ T9430] XFS (loop1): Ending clean mount [ 285.613697][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9420] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9430] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9420] <... openat resumed>) = 3 [pid 9420] chdir("./file0" [pid 9430] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9430] mkdir("./bus", 0777 [pid 9420] <... chdir resumed>) = 0 [pid 9420] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9420] mkdir("./bus", 0777 [pid 9430] <... mkdir resumed>) = 0 [pid 9420] <... mkdir resumed>) = 0 [pid 9430] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9420] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9430] chdir("./bus" [pid 9420] chdir("./bus" [pid 9430] <... chdir resumed>) = 0 [pid 9420] <... chdir resumed>) = 0 [ 285.646191][ T5281] XFS (loop3): Unmount and run xfs_repair [ 285.651990][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 9430] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9420] openat(AT_FDCWD, NULL, O_RDONLY [pid 9430] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9420] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9430] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9420] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9430] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9420] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 285.689140][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 285.705330][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 285.725080][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 285.728798][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 285.753769][ T60] XFS (loop1): Unmount and run xfs_repair [ 285.757219][ T9] XFS (loop2): Unmount and run xfs_repair [ 285.759536][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 285.779178][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 9420] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9455 attached [pid 9455] set_robust_list(0x55557c72f760, 24) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 98 [pid 9455] chdir("./96") = 0 [pid 9455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9455] setpgid(0, 0) = 0 [pid 9455] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9455] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9455] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9455] write(3, "1000", 4) = 4 [pid 9455] close(3) = 0 [pid 9455] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9455] write(1, "executing program\n", 18) = 18 [ 285.783957][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 285.791267][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 285.795705][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 285.824485][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9455] memfd_create("syzkaller", 0) = 3 [pid 9455] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 285.833638][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 285.842546][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 285.851561][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 285.864542][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 285.873462][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5226] <... close resumed>) = 0 [ 285.873673][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 285.891550][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 285.903990][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 285.906052][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 285.922318][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 285.925203][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9456 attached [pid 9456] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 94 [pid 9456] <... set_robust_list resumed>) = 0 [ 285.933436][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 285.950291][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 285.959553][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 285.960034][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 285.978288][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9456] chdir("./92") = 0 [pid 9456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 285.981646][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 285.987725][ T9421] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 286.008263][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 286.016172][ T9421] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9456] setpgid(0, 0) = 0 [pid 9456] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9456] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9456] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [ 286.032643][ T9430] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 286.043696][ T9420] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 286.050403][ T9430] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 286.056787][ T9421] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 286.069717][ T9430] XFS (loop1): Please unmount the filesystem and rectify the problem(s) executing program [pid 9456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9430] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9421] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9456] <... openat resumed>) = 3 [pid 9430] mkdir(NULL, 000 [pid 9421] mkdir(NULL, 000 [pid 9456] write(3, "1000", 4 [pid 9430] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9421] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9456] <... write resumed>) = 4 [pid 9430] close(3 [pid 9421] close(3 [pid 9456] close(3 [pid 9430] <... close resumed>) = 0 [pid 9421] <... close resumed>) = 0 [pid 9456] <... close resumed>) = 0 [pid 9430] close(4 [pid 9456] symlink("/dev/binderfs", "./binderfs" [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9421] close(4 [pid 9456] <... symlink resumed>) = 0 [pid 9430] close(5 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9456] write(1, "executing program\n", 18 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9456] <... write resumed>) = 18 [pid 9430] close(6 [pid 9421] close(5 [pid 9456] memfd_create("syzkaller", 0 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9456] <... memfd_create resumed>) = 3 [pid 9430] close(7 [pid 9421] close(6 [pid 9456] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9456] <... mmap resumed>) = 0x7f1398600000 [pid 9430] close(8 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9421] close(7 [pid 9430] close(9 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(10 [pid 9421] close(8 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(11 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(12 [pid 9421] close(9 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(13 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(14 [pid 9421] close(10 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(15 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(16 [pid 9421] close(11 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(17 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(18 [pid 9421] close(12 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(19 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(20 [pid 9421] close(13 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(21 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(22 [pid 9421] close(14 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(23 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(24 [pid 9421] close(15 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(25 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(26 [pid 9421] close(16 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(27 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(28 [pid 9421] close(17 [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] close(29 [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] exit_group(0 [pid 9421] close(18 [pid 9430] <... exit_group resumed>) = ? [pid 9421] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9430] +++ exited with 0 +++ [pid 9421] close(19) = -1 EBADF (Bad file descriptor) [pid 9421] close(20) = -1 EBADF (Bad file descriptor) [pid 9421] close(21) = -1 EBADF (Bad file descriptor) [pid 9421] close(22) = -1 EBADF (Bad file descriptor) [pid 9421] close(23) = -1 EBADF (Bad file descriptor) [pid 9421] close(24) = -1 EBADF (Bad file descriptor) [pid 9421] close(25) = -1 EBADF (Bad file descriptor) [pid 9421] close(26) = -1 EBADF (Bad file descriptor) [pid 9421] close(27) = -1 EBADF (Bad file descriptor) [pid 9421] close(28) = -1 EBADF (Bad file descriptor) [pid 9421] close(29) = -1 EBADF (Bad file descriptor) [pid 9421] exit_group(0) = ? [pid 9421] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=38 /* 0.38 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 9455] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... restart_syscall resumed>) = 0 [pid 5225] umount2("./90", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./90/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./90/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./90/cgroup") = 0 [pid 5225] umount2("./90/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./90/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./90/cgroup.cpu") = 0 [pid 5225] umount2("./90/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./90/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./90/cgroup.net") = 0 [pid 5225] umount2("./90/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./90/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./90/binderfs") = 0 [pid 5225] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9420] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [pid 9420] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9420] close(3) = 0 [pid 9420] close(4) = -1 EBADF (Bad file descriptor) [pid 9420] close(5) = -1 EBADF (Bad file descriptor) [pid 9420] close(6) = -1 EBADF (Bad file descriptor) [pid 9420] close(7) = -1 EBADF (Bad file descriptor) [pid 9420] close(8) = -1 EBADF (Bad file descriptor) [pid 9420] close(9) = -1 EBADF (Bad file descriptor) [pid 9420] close(10) = -1 EBADF (Bad file descriptor) [pid 9420] close(11) = -1 EBADF (Bad file descriptor) [pid 9420] close(12) = -1 EBADF (Bad file descriptor) [pid 9420] close(13) = -1 EBADF (Bad file descriptor) [pid 9420] close(14) = -1 EBADF (Bad file descriptor) [pid 9420] close(15) = -1 EBADF (Bad file descriptor) [pid 9420] close(16) = -1 EBADF (Bad file descriptor) [pid 9420] close(17) = -1 EBADF (Bad file descriptor) [pid 9420] close(18) = -1 EBADF (Bad file descriptor) [pid 9420] close(19) = -1 EBADF (Bad file descriptor) [pid 9420] close(20) = -1 EBADF (Bad file descriptor) [pid 9420] close(21) = -1 EBADF (Bad file descriptor) [pid 9420] close(22) = -1 EBADF (Bad file descriptor) [pid 9420] close(23) = -1 EBADF (Bad file descriptor) [pid 9420] close(24) = -1 EBADF (Bad file descriptor) [pid 9420] close(25) = -1 EBADF (Bad file descriptor) [pid 9420] close(26) = -1 EBADF (Bad file descriptor) [pid 9420] close(27) = -1 EBADF (Bad file descriptor) [pid 9420] close(28) = -1 EBADF (Bad file descriptor) [pid 9420] close(29) = -1 EBADF (Bad file descriptor) [pid 9420] exit_group(0) = ? [pid 9420] +++ exited with 0 +++ [ 286.147573][ T9420] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 286.162528][ T9420] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 286.162829][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=35 /* 0.35 s */} --- [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5223] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... restart_syscall resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./95/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./95/cgroup") = 0 [pid 5223] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./95/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./95/cgroup.cpu") = 0 [pid 5223] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./95/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./95/cgroup.net") = 0 [pid 5223] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./95/binderfs") = 0 [pid 5223] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = 0 [pid 9455] <... write resumed>) = 16777216 [pid 5224] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9455] munmap(0x7f1398600000, 138412032 [pid 5225] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./90/file0", [pid 5224] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./90/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./90/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./90") = 0 [pid 5225] mkdir("./91", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 5224] newfstatat(3, "", [pid 9455] <... munmap resumed>) = 0 [ 286.299830][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9455] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] getdents64(3, [pid 9455] <... openat resumed>) = 4 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9455] ioctl(4, LOOP_SET_FD, 3 [pid 5224] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./91/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9455] <... ioctl resumed>) = 0 [pid 5224] unlink("./91/cgroup" [pid 9455] close(3 [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 9455] <... close resumed>) = 0 [pid 5224] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9455] close(4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9455] <... close resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./91/cgroup.cpu", [pid 5223] newfstatat(AT_FDCWD, "./95/file0", [pid 9455] mkdir("./file0", 0777) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9455] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] unlink("./91/cgroup.cpu" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... unlink resumed>) = 0 [pid 5223] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] newfstatat(AT_FDCWD, "./91/cgroup.net", [pid 5223] getdents64(4, [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] unlink("./91/cgroup.net" [pid 5223] getdents64(4, [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./91/binderfs", [pid 5223] rmdir("./95/file0" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] unlink("./91/binderfs" [pid 5223] close(3) = 0 [pid 5223] rmdir("./95") = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] mkdir("./96", 0777 [ 286.379947][ T9455] loop0: detected capacity change from 0 to 32768 [ 286.420053][ T9455] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... mkdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 286.471303][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] close(3 [pid 5225] <... close resumed>) = 0 [pid 9456] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9465 attached [pid 9465] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 93 [pid 9465] <... set_robust_list resumed>) = 0 [pid 9465] chdir("./91") = 0 [pid 9465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9465] setpgid(0, 0) = 0 [pid 9465] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9465] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9465] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9465] write(3, "1000", 4) = 4 [pid 9465] close(3) = 0 [pid 9465] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9465] write(1, "executing program\n", 18) = 18 [pid 9465] memfd_create("syzkaller", 0) = 3 [pid 9465] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 286.634947][ T9455] XFS (loop0): Ending clean mount [pid 9455] <... mount resumed>) = 0 [pid 9455] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9455] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9455] chdir("./file0" [pid 5224] newfstatat(AT_FDCWD, "./91/file0", [pid 9455] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9455] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9455] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9455] mkdir("./bus", 0777 [pid 5224] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9455] <... mkdir resumed>) = 0 [pid 5224] <... openat resumed>) = 4 [pid 9455] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] newfstatat(4, "", [pid 9455] chdir("./bus" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9455] <... chdir resumed>) = 0 [pid 5224] getdents64(4, [pid 9455] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9455] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] getdents64(4, [pid 9455] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9455] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] close(4 [pid 9455] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... close resumed>) = 0 [pid 5224] rmdir("./91/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./91") = 0 [pid 5224] mkdir("./92", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 9456] <... write resumed>) = 16777216 [ 286.737295][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 286.750405][ T60] XFS (loop0): Unmount and run xfs_repair [pid 9456] munmap(0x7f1398600000, 138412032) = 0 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9456] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 9466 attached ) = 4 [ 286.795055][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 286.834495][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 98 [pid 9466] set_robust_list(0x55557c72f760, 24 [pid 9456] ioctl(4, LOOP_SET_FD, 3 [pid 9466] <... set_robust_list resumed>) = 0 [pid 9456] <... ioctl resumed>) = 0 [pid 9466] chdir("./96" [pid 9456] close(3 [pid 9466] <... chdir resumed>) = 0 [pid 9456] <... close resumed>) = 0 [pid 9466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9456] close(4 [pid 9466] <... prctl resumed>) = 0 [pid 9456] <... close resumed>) = 0 [pid 9466] setpgid(0, 0 [pid 9456] mkdir("./file0", 0777 [pid 9466] <... setpgid resumed>) = 0 [pid 9466] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9456] <... mkdir resumed>) = 0 [pid 9466] <... symlink resumed>) = 0 [pid 9456] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 286.849724][ T9456] loop4: detected capacity change from 0 to 32768 [ 286.886208][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9466] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9466] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 executing program [pid 9466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9466] write(3, "1000", 4) = 4 [pid 9466] close(3) = 0 [pid 9466] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9466] write(1, "executing program\n", 18) = 18 [pid 9466] memfd_create("syzkaller", 0) = 3 [pid 9466] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 286.901393][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 286.913902][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 286.922931][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 286.932909][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 286.966041][ T9456] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 287.003681][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.012607][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.045995][ T9455] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 287.111636][ T9455] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9465] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 94 [pid 9466] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9455] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9455] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9455] close(3) = 0 [pid 9455] close(4) = -1 EBADF (Bad file descriptor) [pid 9455] close(5) = -1 EBADF (Bad file descriptor) [pid 9455] close(6) = -1 EBADF (Bad file descriptor) [pid 9455] close(7) = -1 EBADF (Bad file descriptor) [pid 9455] close(8) = -1 EBADF (Bad file descriptor) [pid 9455] close(9) = -1 EBADF (Bad file descriptor) [pid 9455] close(10) = -1 EBADF (Bad file descriptor) [pid 9455] close(11) = -1 EBADF (Bad file descriptor) [pid 9455] close(12) = -1 EBADF (Bad file descriptor) [pid 9455] close(13) = -1 EBADF (Bad file descriptor) [pid 9455] close(14) = -1 EBADF (Bad file descriptor) [pid 9455] close(15) = -1 EBADF (Bad file descriptor) [pid 9455] close(16) = -1 EBADF (Bad file descriptor) [pid 9455] close(17) = -1 EBADF (Bad file descriptor) [pid 9455] close(18) = -1 EBADF (Bad file descriptor) [pid 9455] close(19) = -1 EBADF (Bad file descriptor) [pid 9455] close(20) = -1 EBADF (Bad file descriptor) [pid 9455] close(21) = -1 EBADF (Bad file descriptor) [pid 9455] close(22) = -1 EBADF (Bad file descriptor) [pid 9455] close(23) = -1 EBADF (Bad file descriptor) [pid 9455] close(24) = -1 EBADF (Bad file descriptor) [pid 9455] close(25) = -1 EBADF (Bad file descriptor) [pid 9455] close(26) = -1 EBADF (Bad file descriptor) [pid 9455] close(27) = -1 EBADF (Bad file descriptor) [pid 9455] close(28) = -1 EBADF (Bad file descriptor) [pid 9455] close(29) = -1 EBADF (Bad file descriptor) [pid 9455] exit_group(0) = ? [pid 9455] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=31 /* 0.31 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./96/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./96/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./96/cgroup") = 0 [pid 5221] umount2("./96/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 287.153723][ T9455] XFS (loop0): Please unmount the filesystem and rectify the problem(s) ./strace-static-x86_64: Process 9472 attached [pid 5221] newfstatat(AT_FDCWD, "./96/cgroup.cpu", [pid 9472] set_robust_list(0x55557c72f760, 24 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9472] <... set_robust_list resumed>) = 0 [pid 5221] unlink("./96/cgroup.cpu" [pid 9472] chdir("./92" [pid 5221] <... unlink resumed>) = 0 [pid 9472] <... chdir resumed>) = 0 [pid 5221] umount2("./96/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9472] <... prctl resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./96/cgroup.net", [pid 9472] setpgid(0, 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9472] <... setpgid resumed>) = 0 [pid 5221] unlink("./96/cgroup.net" [pid 9472] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5221] <... unlink resumed>) = 0 [pid 9472] <... symlink resumed>) = 0 [pid 5221] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9472] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9472] <... symlink resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./96/binderfs", [pid 9472] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9472] <... symlink resumed>) = 0 [pid 5221] unlink("./96/binderfs" [pid 9472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... unlink resumed>) = 0 [pid 9472] <... openat resumed>) = 3 [pid 5221] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9472] write(3, "1000", 4) = 4 [pid 9472] close(3) = 0 [pid 9472] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9472] write(1, "executing program\n", 18) = 18 [pid 9472] memfd_create("syzkaller", 0 [pid 9465] <... write resumed>) = 16777216 [pid 9472] <... memfd_create resumed>) = 3 [pid 9465] munmap(0x7f1398600000, 138412032 [pid 9472] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9465] <... munmap resumed>) = 0 [ 287.232984][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9465] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9465] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9465] close(3) = 0 [pid 9465] close(4) = 0 [pid 9465] mkdir("./file0", 0777) = 0 [ 287.275215][ T9465] loop3: detected capacity change from 0 to 32768 [pid 9465] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9466] <... write resumed>) = 16777216 [pid 9466] munmap(0x7f1398600000, 138412032) = 0 [pid 9466] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9466] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9466] close(3) = 0 [pid 9466] close(4) = 0 [ 287.446611][ T9466] loop1: detected capacity change from 0 to 32768 [pid 9472] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9466] mkdir("./file0", 0777) = 0 [pid 9466] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9456] <... mount resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9456] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9456] chdir("./file0" [pid 5221] newfstatat(AT_FDCWD, "./96/file0", [pid 9456] <... chdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 287.494170][ T9456] XFS (loop4): Ending clean mount [pid 9456] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9456] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9456] mkdir("./bus", 0777 [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./96/file0") = 0 [pid 9456] <... mkdir resumed>) = 0 [pid 5221] getdents64(3, [pid 9456] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9456] chdir("./bus" [pid 5221] close(3) = 0 [pid 9456] <... chdir resumed>) = 0 [pid 5221] rmdir("./96" [pid 9456] openat(AT_FDCWD, NULL, O_RDONLY [pid 5221] <... rmdir resumed>) = 0 [pid 9456] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5221] mkdir("./97", 0777 [pid 9456] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9456] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 287.531799][ T9465] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 287.558992][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5221] close(3 [pid 9465] <... mount resumed>) = 0 [pid 9465] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 287.591724][ T60] XFS (loop4): Unmount and run xfs_repair [ 287.598173][ T9466] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 287.600329][ T9465] XFS (loop3): Ending clean mount [ 287.612503][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 287.621576][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 287.631271][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9465] chdir("./file0") = 0 [pid 9465] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9465] mkdir("./bus", 0777) = 0 [pid 9465] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9465] chdir("./bus") = 0 [pid 9465] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9465] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 287.642737][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 287.650790][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 287.652845][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 287.672896][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 287.682347][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.691693][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.701082][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.703836][ T9] XFS (loop3): Unmount and run xfs_repair [ 287.733660][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 287.741125][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 287.763842][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 287.765830][ T9466] XFS (loop1): Ending clean mount [ 287.773659][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 287.778542][ T9456] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 287.793671][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 287.821623][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9465] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9466] <... mount resumed>) = 0 [pid 9466] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9466] chdir("./file0") = 0 [pid 9466] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9466] mkdir("./bus", 0777) = 0 [pid 9466] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9466] chdir("./bus") = 0 [pid 9466] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9466] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9466] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... close resumed>) = 0 [ 287.823635][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 287.836437][ T9456] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 287.857326][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.864679][ T60] XFS (loop1): Unmount and run xfs_repair [ 287.866308][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 99 ./strace-static-x86_64: Process 9492 attached [pid 9492] set_robust_list(0x55557c72f760, 24) = 0 [ 287.871924][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 287.880792][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 287.882185][ T9465] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 287.903832][ T9456] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 287.923787][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9492] chdir("./97") = 0 [pid 9456] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9456] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9456] close(3) = 0 [pid 9456] close(4) = -1 EBADF (Bad file descriptor) [pid 9456] close(5) = -1 EBADF (Bad file descriptor) [pid 9456] close(6) = -1 EBADF (Bad file descriptor) [pid 9456] close(7) = -1 EBADF (Bad file descriptor) [pid 9456] close(8) = -1 EBADF (Bad file descriptor) [pid 9456] close(9) = -1 EBADF (Bad file descriptor) [pid 9456] close(10) = -1 EBADF (Bad file descriptor) [pid 9456] close(11) = -1 EBADF (Bad file descriptor) [pid 9456] close(12) = -1 EBADF (Bad file descriptor) [pid 9456] close(13) = -1 EBADF (Bad file descriptor) [pid 9456] close(14) = -1 EBADF (Bad file descriptor) [pid 9456] close(15) = -1 EBADF (Bad file descriptor) [pid 9456] close(16) = -1 EBADF (Bad file descriptor) [pid 9456] close(17) = -1 EBADF (Bad file descriptor) [pid 9456] close(18) = -1 EBADF (Bad file descriptor) [pid 9456] close(19) = -1 EBADF (Bad file descriptor) [pid 9456] close(20) = -1 EBADF (Bad file descriptor) [pid 9456] close(21) = -1 EBADF (Bad file descriptor) [pid 9456] close(22) = -1 EBADF (Bad file descriptor) [pid 9456] close(23) = -1 EBADF (Bad file descriptor) [pid 9456] close(24) = -1 EBADF (Bad file descriptor) [pid 9456] close(25) = -1 EBADF (Bad file descriptor) [pid 9456] close(26) = -1 EBADF (Bad file descriptor) [pid 9456] close(27) = -1 EBADF (Bad file descriptor) [pid 9456] close(28) = -1 EBADF (Bad file descriptor) [pid 9456] close(29) = -1 EBADF (Bad file descriptor) [pid 9456] exit_group(0) = ? [pid 9456] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=44 /* 0.44 s */} --- [pid 5226] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [ 287.924178][ T9465] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 287.932738][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 287.953645][ T9465] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 287.956668][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 287.974343][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5226] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./92/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./92/cgroup") = 0 [pid 5226] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./92/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./92/cgroup.cpu") = 0 [pid 5226] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./92/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./92/cgroup.net") = 0 [pid 5226] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./92/binderfs") = 0 [pid 5226] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9465] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9465] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9465] close(3) = 0 [pid 9465] close(4) = -1 EBADF (Bad file descriptor) [pid 9465] close(5) = -1 EBADF (Bad file descriptor) [pid 9465] close(6) = -1 EBADF (Bad file descriptor) [pid 9465] close(7) = -1 EBADF (Bad file descriptor) [pid 9465] close(8) = -1 EBADF (Bad file descriptor) [ 287.983781][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 287.994010][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 288.003068][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 288.013203][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 288.014033][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9465] close(9) = -1 EBADF (Bad file descriptor) [pid 9465] close(10) = -1 EBADF (Bad file descriptor) [pid 9465] close(11) = -1 EBADF (Bad file descriptor) [pid 9465] close(12) = -1 EBADF (Bad file descriptor) [pid 9465] close(13) = -1 EBADF (Bad file descriptor) [pid 9465] close(14) = -1 EBADF (Bad file descriptor) [pid 9492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9465] close(15) = -1 EBADF (Bad file descriptor) [pid 9465] close(16) = -1 EBADF (Bad file descriptor) [pid 9465] close(17) = -1 EBADF (Bad file descriptor) [pid 9465] close(18) = -1 EBADF (Bad file descriptor) [pid 9465] close(19) = -1 EBADF (Bad file descriptor) [pid 9465] close(20) = -1 EBADF (Bad file descriptor) [pid 9465] close(21) = -1 EBADF (Bad file descriptor) [pid 9465] close(22) = -1 EBADF (Bad file descriptor) [pid 9465] close(23) = -1 EBADF (Bad file descriptor) [pid 9465] close(24) = -1 EBADF (Bad file descriptor) [pid 9465] close(25) = -1 EBADF (Bad file descriptor) [pid 9465] close(26) = -1 EBADF (Bad file descriptor) [pid 9465] close(27) = -1 EBADF (Bad file descriptor) [pid 9465] close(28) = -1 EBADF (Bad file descriptor) [pid 9465] close(29) = -1 EBADF (Bad file descriptor) [pid 9465] exit_group(0) = ? [pid 9492] <... prctl resumed>) = 0 [pid 9465] +++ exited with 0 +++ [pid 9492] setpgid(0, 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=38 /* 0.38 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./91", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./91/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./91/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./91/cgroup") = 0 [pid 5225] umount2("./91/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./91/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./91/cgroup.cpu") = 0 [pid 5225] umount2("./91/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9492] <... setpgid resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9492] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5225] newfstatat(AT_FDCWD, "./91/cgroup.net", [pid 9492] <... symlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9492] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5225] unlink("./91/cgroup.net" [pid 9492] <... symlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 9492] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9466] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] umount2("./91/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9492] <... symlink resumed>) = 0 [pid 9466] mkdir(NULL, 000 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 288.030888][ T9466] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 288.047647][ T9466] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 288.062498][ T9466] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9466] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] newfstatat(AT_FDCWD, "./91/binderfs", [pid 9492] <... openat resumed>) = 3 [pid 9466] close(3) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9466] close(4 [pid 5225] unlink("./91/binderfs" [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 9466] close(5 [pid 5225] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9492] write(3, "1000", 4 [pid 9472] <... write resumed>) = 16777216 [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9492] <... write resumed>) = 4 [pid 9472] munmap(0x7f1398600000, 138412032 [pid 9466] close(6) = -1 EBADF (Bad file descriptor) [pid 9466] close(7) = -1 EBADF (Bad file descriptor) [pid 9466] close(8) = -1 EBADF (Bad file descriptor) [pid 9466] close(9) = -1 EBADF (Bad file descriptor) [pid 9466] close(10) = -1 EBADF (Bad file descriptor) [pid 9466] close(11) = -1 EBADF (Bad file descriptor) [pid 9466] close(12) = -1 EBADF (Bad file descriptor) [pid 9466] close(13 [pid 9492] close(3 [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9492] <... close resumed>) = 0 [pid 9466] close(14 [pid 9492] symlink("/dev/binderfs", "./binderfs" [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9466] close(15) = -1 EBADF (Bad file descriptor) [pid 9466] close(16) = -1 EBADF (Bad file descriptor) [pid 9466] close(17) = -1 EBADF (Bad file descriptor) [pid 9492] <... symlink resumed>) = 0 [pid 9466] close(18executing program ) = -1 EBADF (Bad file descriptor) [pid 9492] write(1, "executing program\n", 18 [pid 9466] close(19 [pid 9492] <... write resumed>) = 18 [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9492] memfd_create("syzkaller", 0 [pid 5226] <... umount2 resumed>) = 0 [pid 9492] <... memfd_create resumed>) = 3 [pid 9466] close(20 [pid 5226] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9492] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9492] <... mmap resumed>) = 0x7f1398600000 [pid 9466] close(21 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 288.089996][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9472] <... munmap resumed>) = 0 [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./92/file0", [pid 5225] <... umount2 resumed>) = 0 [pid 9472] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9472] <... openat resumed>) = 4 [pid 5226] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9472] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./91/file0", [pid 9472] <... ioctl resumed>) = 0 [pid 5226] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... openat resumed>) = 4 [pid 5225] umount2("./91/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(4, "", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] getdents64(4, [pid 5225] <... openat resumed>) = 4 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] newfstatat(4, "", [pid 5226] getdents64(4, [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] getdents64(4, [pid 5226] close(4 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] <... close resumed>) = 0 [pid 5225] getdents64(4, [pid 5226] rmdir("./92/file0" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] close(4 [pid 5226] getdents64(3, [pid 5225] <... close resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] rmdir("./91/file0" [pid 5226] close(3 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5226] rmdir("./92" [pid 5225] getdents64(3, [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] mkdir("./93", 0777 [pid 5225] close(3 [pid 5226] <... mkdir resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] rmdir("./91" [pid 5226] <... openat resumed>) = 3 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5225] mkdir("./92", 0777 [pid 5226] <... ioctl resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5226] close(3 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 9472] close(3 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 9472] <... close resumed>) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 9472] close(4 [pid 5225] close(3 [pid 9472] <... close resumed>) = 0 [pid 9472] mkdir("./file0", 0777) = 0 [ 288.204263][ T9472] loop2: detected capacity change from 0 to 32768 [pid 9472] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9492] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9466] close(22) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 9466] close(23 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9466] close(24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 95 [ 288.325832][ T9472] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9466] close(25) = -1 EBADF (Bad file descriptor) [pid 9466] close(26) = -1 EBADF (Bad file descriptor) [pid 9466] close(27) = -1 EBADF (Bad file descriptor) [pid 9466] close(28) = -1 EBADF (Bad file descriptor) [pid 9466] close(29) = -1 EBADF (Bad file descriptor) [pid 9466] exit_group(0) = ? [pid 9466] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 5223] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./96/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./96/cgroup", ./strace-static-x86_64: Process 9501 attached {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9501] set_robust_list(0x55557c72f760, 24 [pid 5223] unlink("./96/cgroup") = 0 [pid 5223] umount2("./96/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./96/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./96/cgroup.cpu") = 0 [pid 5223] umount2("./96/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./96/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./96/cgroup.net") = 0 [pid 5223] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] <... set_robust_list resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] chdir("./93" [pid 5223] newfstatat(AT_FDCWD, "./96/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./96/binderfs") = 0 [pid 5223] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] <... chdir resumed>) = 0 [pid 9501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 288.424291][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9501] setpgid(0, 0 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9501] <... setpgid resumed>) = 0 [pid 9501] symlink("/syzcgroup/unified/syz4", "./cgroup"./strace-static-x86_64: Process 9502 attached ) = 0 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 94 [pid 9502] set_robust_list(0x55557c72f760, 24) = 0 [pid 9502] chdir("./92") = 0 [pid 9502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9501] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 9502] <... prctl resumed>) = 0 [pid 9502] setpgid(0, 0) = 0 [pid 9502] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9502] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9501] <... symlink resumed>) = 0 [pid 9502] symlink("/syzcgroup/net/syz3", "./cgroup.net"executing program ) = 0 [pid 9502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9502] write(3, "1000", 4) = 4 [pid 9502] close(3) = 0 [pid 9502] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9502] write(1, "executing program\n", 18) = 18 [pid 9502] memfd_create("syzkaller", 0) = 3 [pid 9502] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9501] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 9472] <... mount resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 9501] <... symlink resumed>) = 0 [pid 9472] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 288.504638][ T9472] XFS (loop2): Ending clean mount [pid 5223] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9492] <... write resumed>) = 16777216 [pid 9472] <... openat resumed>) = 3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9492] munmap(0x7f1398600000, 138412032 [pid 5223] newfstatat(AT_FDCWD, "./96/file0", [pid 9501] <... openat resumed>) = 3 [pid 9492] <... munmap resumed>) = 0 [pid 9472] chdir("./file0" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9492] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9472] <... chdir resumed>) = 0 [pid 5223] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9472] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] write(3, "1000", 4 [pid 9492] <... openat resumed>) = 4 [pid 9472] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9501] <... write resumed>) = 4 [pid 9492] ioctl(4, LOOP_SET_FD, 3 [pid 9472] mkdir("./bus", 0777 [pid 5223] <... openat resumed>) = 4 [pid 9501] close(3) = 0 [pid 9492] <... ioctl resumed>) = 0 [pid 9472] <... mkdir resumed>) = 0 [pid 5223] newfstatat(4, "", [pid 9501] symlink("/dev/binderfs", "./binderfs" [pid 9492] close(3 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9501] <... symlink resumed>) = 0 [pid 9492] <... close resumed>) = 0 [pid 5223] getdents64(4, [pid 9472] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 288.626511][ T9492] loop0: detected capacity change from 0 to 32768 [ 288.648735][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9492] close(4 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 executing program [pid 9501] write(1, "executing program\n", 18 [pid 9472] chdir("./bus" [pid 5223] getdents64(4, [pid 9501] <... write resumed>) = 18 [pid 9472] <... chdir resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9492] <... close resumed>) = 0 [pid 9472] openat(AT_FDCWD, NULL, O_RDONLY [pid 5223] close(4 [pid 9472] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9492] mkdir("./file0", 0777) = 0 [pid 9492] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9472] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5223] <... close resumed>) = 0 [pid 5223] rmdir("./96/file0" [pid 9472] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9472] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./96") = 0 [pid 5223] mkdir("./97", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9501] memfd_create("syzkaller", 0 [pid 5223] <... openat resumed>) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 9501] <... memfd_create resumed>) = 3 [pid 9501] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 288.685102][ T9] XFS (loop2): Unmount and run xfs_repair [ 288.690902][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 288.723871][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 288.732808][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 288.763667][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 288.772632][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 288.800740][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 288.813639][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 288.822559][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9502] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9509 attached [pid 9509] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 99 [pid 9509] <... set_robust_list resumed>) = 0 [pid 9509] chdir("./97") = 0 [pid 9509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9509] setpgid(0, 0) = 0 [pid 9509] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9509] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9509] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9509] write(3, "1000", 4) = 4 [pid 9509] close(3) = 0 [pid 9509] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9509] write(1, "executing program\n", 18) = 18 [ 288.844913][ T9492] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 288.852350][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 288.865773][ T9472] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 288.883865][ T9472] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9509] memfd_create("syzkaller", 0) = 3 [pid 9472] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9509] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9472] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9472] close(3) = 0 [pid 9472] close(4) = -1 EBADF (Bad file descriptor) [pid 9472] close(5) = -1 EBADF (Bad file descriptor) [pid 9472] close(6) = -1 EBADF (Bad file descriptor) [pid 9472] close(7) = -1 EBADF (Bad file descriptor) [pid 9472] close(8) = -1 EBADF (Bad file descriptor) [pid 9472] close(9) = -1 EBADF (Bad file descriptor) [pid 9472] close(10) = -1 EBADF (Bad file descriptor) [pid 9472] close(11) = -1 EBADF (Bad file descriptor) [pid 9472] close(12) = -1 EBADF (Bad file descriptor) [pid 9472] close(13) = -1 EBADF (Bad file descriptor) [pid 9472] close(14) = -1 EBADF (Bad file descriptor) [pid 9472] close(15) = -1 EBADF (Bad file descriptor) [pid 9472] close(16) = -1 EBADF (Bad file descriptor) [pid 9472] close(17) = -1 EBADF (Bad file descriptor) [pid 9472] close(18) = -1 EBADF (Bad file descriptor) [pid 9472] close(19) = -1 EBADF (Bad file descriptor) [pid 9472] close(20) = -1 EBADF (Bad file descriptor) [pid 9472] close(21) = -1 EBADF (Bad file descriptor) [pid 9472] close(22) = -1 EBADF (Bad file descriptor) [pid 9472] close(23) = -1 EBADF (Bad file descriptor) [pid 9472] close(24) = -1 EBADF (Bad file descriptor) [pid 9472] close(25) = -1 EBADF (Bad file descriptor) [pid 9472] close(26) = -1 EBADF (Bad file descriptor) [pid 9472] close(27) = -1 EBADF (Bad file descriptor) [ 288.898895][ T9472] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9472] close(28) = -1 EBADF (Bad file descriptor) [pid 9472] close(29) = -1 EBADF (Bad file descriptor) [pid 9472] exit_group(0) = ? [pid 9472] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=31 /* 0.31 s */} --- [pid 5224] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./92/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./92/cgroup" [pid 9492] <... mount resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 9492] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9492] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9492] chdir("./file0" [pid 5224] newfstatat(AT_FDCWD, "./92/cgroup.cpu", [pid 9492] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9492] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] unlink("./92/cgroup.cpu" [pid 9492] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... unlink resumed>) = 0 [pid 9492] mkdir("./bus", 0777 [pid 5224] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./92/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./92/cgroup.net" [pid 9492] <... mkdir resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 9492] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9492] chdir("./bus" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9492] <... chdir resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./92/binderfs", [pid 9492] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9492] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] unlink("./92/binderfs" [pid 9492] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... unlink resumed>) = 0 [pid 9492] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 288.967153][ T9492] XFS (loop0): Ending clean mount [ 289.014437][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 289.034302][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 289.053695][ T5280] XFS (loop0): Unmount and run xfs_repair [pid 9492] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./92/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 289.059546][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 289.082954][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./92/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./92") = 0 [pid 5224] mkdir("./93", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 289.114058][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 289.143427][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 289.167708][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 289.199340][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5224] close(3 [ 289.230926][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 289.265045][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9501] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9502] <... write resumed>) = 16777216 [pid 9502] munmap(0x7f1398600000, 138412032) = 0 [pid 9502] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 289.294511][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 289.304296][ T9492] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 289.330064][ T9492] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 289.363705][ T9492] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 289.372743][ T9502] loop3: detected capacity change from 0 to 32768 [pid 9502] ioctl(4, LOOP_SET_FD, 3 [pid 9509] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9492] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9492] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9492] close(3) = 0 [pid 9492] close(4) = -1 EBADF (Bad file descriptor) [pid 9492] close(5) = -1 EBADF (Bad file descriptor) [pid 9492] close(6) = -1 EBADF (Bad file descriptor) [pid 9492] close(7) = -1 EBADF (Bad file descriptor) [pid 9492] close(8) = -1 EBADF (Bad file descriptor) [pid 9492] close(9) = -1 EBADF (Bad file descriptor) [pid 9492] close(10) = -1 EBADF (Bad file descriptor) [pid 9492] close(11) = -1 EBADF (Bad file descriptor) [pid 9492] close(12) = -1 EBADF (Bad file descriptor) [pid 9492] close(13) = -1 EBADF (Bad file descriptor) [pid 9492] close(14) = -1 EBADF (Bad file descriptor) [pid 9492] close(15) = -1 EBADF (Bad file descriptor) [pid 9492] close(16) = -1 EBADF (Bad file descriptor) [pid 9492] close(17) = -1 EBADF (Bad file descriptor) [pid 9492] close(18) = -1 EBADF (Bad file descriptor) [pid 9492] close(19) = -1 EBADF (Bad file descriptor) [pid 9492] close(20) = -1 EBADF (Bad file descriptor) [pid 9492] close(21) = -1 EBADF (Bad file descriptor) [pid 9492] close(22) = -1 EBADF (Bad file descriptor) [pid 9492] close(23) = -1 EBADF (Bad file descriptor) [pid 9492] close(24) = -1 EBADF (Bad file descriptor) [pid 9492] close(25) = -1 EBADF (Bad file descriptor) [pid 9492] close(26) = -1 EBADF (Bad file descriptor) [pid 9492] close(27) = -1 EBADF (Bad file descriptor) [pid 9492] close(28) = -1 EBADF (Bad file descriptor) [pid 9492] close(29) = -1 EBADF (Bad file descriptor) [pid 9492] exit_group(0) = ? [pid 5224] <... close resumed>) = 0 [pid 9492] +++ exited with 0 +++ [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9512 attached [pid 9512] set_robust_list(0x55557c72f760, 24 [pid 9502] <... ioctl resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 95 [pid 9512] <... set_robust_list resumed>) = 0 [pid 9502] close(3 [pid 9512] chdir("./93" [pid 9502] <... close resumed>) = 0 [pid 9512] <... chdir resumed>) = 0 [pid 9502] close(4 [pid 9512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9502] <... close resumed>) = 0 [pid 9512] <... prctl resumed>) = 0 [pid 9502] mkdir("./file0", 0777 [pid 9512] setpgid(0, 0 [pid 9502] <... mkdir resumed>) = 0 [pid 9512] <... setpgid resumed>) = 0 [pid 9502] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9512] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9512] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 9512] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9512] write(3, "1000", 4) = 4 [pid 9512] close(3executing program ) = 0 [pid 9512] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9512] write(1, "executing program\n", 18) = 18 [pid 9512] memfd_create("syzkaller", 0) = 3 [pid 9512] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9501] <... write resumed>) = 16777216 [pid 9501] munmap(0x7f1398600000, 138412032 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} --- [pid 9501] <... munmap resumed>) = 0 [pid 9501] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 9501] ioctl(4, LOOP_SET_FD, 3 [pid 5221] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 9501] <... ioctl resumed>) = 0 [ 289.516689][ T9501] loop4: detected capacity change from 0 to 32768 [pid 9509] <... write resumed>) = 16777216 [pid 9501] close(3 [pid 5221] newfstatat(3, "", [pid 9501] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9509] munmap(0x7f1398600000, 138412032 [pid 9501] close(4 [pid 5221] getdents64(3, [pid 9512] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9509] <... munmap resumed>) = 0 [pid 9509] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9501] <... close resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9509] <... openat resumed>) = 4 [pid 9501] mkdir("./file0", 0777 [pid 5221] umount2("./97/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9509] ioctl(4, LOOP_SET_FD, 3 [pid 9501] <... mkdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9509] <... ioctl resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./97/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./97/cgroup") = 0 [pid 5221] umount2("./97/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./97/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./97/cgroup.cpu") = 0 [pid 5221] umount2("./97/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./97/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9501] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] unlink("./97/cgroup.net") = 0 [pid 5221] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./97/binderfs") = 0 [pid 5221] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9509] close(3) = 0 [pid 9509] close(4) = 0 [pid 9509] mkdir("./file0", 0777) = 0 [ 289.686024][ T9502] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 289.695858][ T9509] loop1: detected capacity change from 0 to 32768 [ 289.712901][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9509] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9512] <... write resumed>) = 16777216 [pid 9512] munmap(0x7f1398600000, 138412032 [pid 9502] <... mount resumed>) = 0 [pid 9502] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 289.860164][ T9502] XFS (loop3): Ending clean mount [pid 9512] <... munmap resumed>) = 0 [pid 9502] chdir("./file0" [pid 9512] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9502] <... chdir resumed>) = 0 [pid 9512] <... openat resumed>) = 4 [pid 9512] ioctl(4, LOOP_SET_FD, 3 [pid 9502] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9502] mkdir("./bus", 0777) = 0 [pid 9502] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9502] chdir("./bus") = 0 [pid 9502] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9502] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9502] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9512] <... ioctl resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 9512] close(3) = 0 [pid 5221] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9512] <... close resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./97/file0", [pid 9512] mkdir("./file0", 0777 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9512] <... mkdir resumed>) = 0 [pid 5221] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9512] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 289.884129][ T9501] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 289.888173][ T9512] loop2: detected capacity change from 0 to 32768 [ 289.893536][ T9509] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 289.912218][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 289.926636][ T60] XFS (loop3): Unmount and run xfs_repair [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./97/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./97") = 0 [pid 5221] mkdir("./98", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 289.932417][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 289.940124][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 289.949346][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 289.958407][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 289.967942][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 289.977020][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 289.986011][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 289.995048][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.004028][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] close(3executing program [pid 9509] <... mount resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9539 attached [pid 9539] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 100 [pid 9539] <... set_robust_list resumed>) = 0 [pid 9539] chdir("./98") = 0 [pid 9539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9539] setpgid(0, 0) = 0 [pid 9539] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9539] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9539] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9539] write(3, "1000", 4) = 4 [pid 9539] close(3) = 0 [pid 9539] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9539] write(1, "executing program\n", 18) = 18 [ 290.071980][ T9509] XFS (loop1): Ending clean mount [ 290.078794][ T9502] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 290.094241][ T9502] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9539] memfd_create("syzkaller", 0 [pid 9509] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9539] <... memfd_create resumed>) = 3 [pid 9509] <... openat resumed>) = 3 [pid 9539] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9509] chdir("./file0" [pid 9539] <... mmap resumed>) = 0x7f1398600000 [pid 9509] <... chdir resumed>) = 0 [pid 9509] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9502] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9509] mkdir("./bus", 0777 [pid 9502] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9502] close(3) = 0 [pid 9502] close(4) = -1 EBADF (Bad file descriptor) [pid 9502] close(5) = -1 EBADF (Bad file descriptor) [pid 9502] close(6) = -1 EBADF (Bad file descriptor) [pid 9502] close(7) = -1 EBADF (Bad file descriptor) [pid 9502] close(8) = -1 EBADF (Bad file descriptor) [pid 9502] close(9) = -1 EBADF (Bad file descriptor) [pid 9509] <... mkdir resumed>) = 0 [pid 9502] close(10 [pid 9509] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] chdir("./bus" [pid 9502] close(11 [pid 9509] <... chdir resumed>) = 0 [pid 9502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] openat(AT_FDCWD, NULL, O_RDONLY [pid 9502] close(12 [pid 9509] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9502] close(13 [pid 9509] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 290.115891][ T9512] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 290.126406][ T9502] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9502] close(14) = -1 EBADF (Bad file descriptor) [pid 9502] close(15) = -1 EBADF (Bad file descriptor) [pid 9502] close(16) = -1 EBADF (Bad file descriptor) [pid 9502] close(17) = -1 EBADF (Bad file descriptor) [pid 9502] close(18) = -1 EBADF (Bad file descriptor) [pid 9502] close(19) = -1 EBADF (Bad file descriptor) [pid 9502] close(20) = -1 EBADF (Bad file descriptor) [pid 9502] close(21) = -1 EBADF (Bad file descriptor) [pid 9502] close(22) = -1 EBADF (Bad file descriptor) [pid 9502] close(23) = -1 EBADF (Bad file descriptor) [pid 9502] close(24) = -1 EBADF (Bad file descriptor) [pid 9502] close(25) = -1 EBADF (Bad file descriptor) [pid 9502] close(26) = -1 EBADF (Bad file descriptor) [pid 9502] close(27) = -1 EBADF (Bad file descriptor) [pid 9502] close(28) = -1 EBADF (Bad file descriptor) [pid 9502] close(29) = -1 EBADF (Bad file descriptor) [pid 9502] exit_group(0) = ? [pid 9502] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./92", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./92/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./92/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./92/cgroup") = 0 [pid 5225] umount2("./92/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./92/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./92/cgroup.cpu") = 0 [pid 5225] umount2("./92/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./92/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./92/cgroup.net") = 0 [pid 5225] umount2("./92/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./92/binderfs") = 0 [ 290.162442][ T5280] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 290.184226][ T5280] XFS (loop1): Unmount and run xfs_repair [ 290.201923][ T5280] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 5225] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 290.227519][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 290.237810][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 290.251045][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 290.261692][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9539] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9501] <... mount resumed>) = 0 [pid 9501] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] <... umount2 resumed>) = 0 [pid 9501] <... openat resumed>) = 3 [pid 5225] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./92/file0", [pid 9501] chdir("./file0" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9501] <... chdir resumed>) = 0 [pid 5225] umount2("./92/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, [pid 9501] mkdir("./bus", 0777 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9501] <... mkdir resumed>) = 0 [pid 5225] getdents64(4, [pid 9501] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9501] chdir("./bus" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9501] <... chdir resumed>) = 0 [pid 5225] close(4 [pid 9501] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] <... close resumed>) = 0 [pid 9501] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] rmdir("./92/file0") = 0 [pid 9501] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 290.273327][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 290.290423][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 290.301127][ T9501] XFS (loop4): Ending clean mount [pid 5225] getdents64(3, [pid 9501] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./92") = 0 [pid 5225] mkdir("./93", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 9512] <... mount resumed>) = 0 [pid 9512] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9512] chdir("./file0") = 0 [pid 9512] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [ 290.363229][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 290.375581][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.393007][ T9] XFS (loop4): Unmount and run xfs_repair [ 290.404032][ T9512] XFS (loop2): Ending clean mount [pid 9512] mkdir("./bus", 0777) = 0 [pid 9512] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9512] chdir("./bus") = 0 [pid 9512] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9512] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9512] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9539] <... write resumed>) = 16777216 [ 290.445623][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 290.456099][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.475136][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9539] munmap(0x7f1398600000, 138412032) = 0 [pid 9539] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 290.488339][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 290.505724][ T8] XFS (loop2): Unmount and run xfs_repair [ 290.511613][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.529789][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 290.534184][ T9539] loop0: detected capacity change from 0 to 32768 [pid 9539] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9539] close(3) = 0 [pid 9539] close(4) = 0 [pid 9539] mkdir("./file0", 0777) = 0 [ 290.541915][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 290.559317][ T9509] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 290.570745][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9539] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9549 attached [pid 9509] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 290.582818][ T9509] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 290.598418][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 290.607832][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 290.617743][ T9509] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 290.625935][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 290.635242][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9509] mkdir(NULL, 000 [pid 9549] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 95 [pid 9549] <... set_robust_list resumed>) = 0 [pid 9509] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9509] close(3) = 0 [pid 9509] close(4) = -1 EBADF (Bad file descriptor) [pid 9509] close(5) = -1 EBADF (Bad file descriptor) [pid 9509] close(6) = -1 EBADF (Bad file descriptor) [pid 9549] chdir("./93" [pid 9509] close(7 [pid 9549] <... chdir resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9509] close(8 [pid 9549] <... prctl resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] setpgid(0, 0 [pid 9509] close(9 [pid 9549] <... setpgid resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9509] close(10) = -1 EBADF (Bad file descriptor) [pid 9509] close(11 [pid 9549] <... symlink resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] close(12 [pid 9549] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] <... symlink resumed>) = 0 [pid 9509] close(13) = -1 EBADF (Bad file descriptor) [pid 9509] close(14) = -1 EBADF (Bad file descriptor) [pid 9549] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9509] close(15 [pid 9549] <... symlink resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9509] close(16 [pid 9549] <... openat resumed>) = 3 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] write(3, "1000", 4 [pid 9509] close(17 [pid 9549] <... write resumed>) = 4 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] close(3 [pid 9509] close(18 [pid 9549] <... close resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] symlink("/dev/binderfs", "./binderfs" [pid 9509] close(19 [pid 9549] <... symlink resumed>) = 0 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 9549] write(1, "executing program\n", 18 [pid 9509] close(20 [pid 9549] <... write resumed>) = 18 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] memfd_create("syzkaller", 0 [pid 9509] close(21 [pid 9549] <... memfd_create resumed>) = 3 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [ 290.644253][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 290.653699][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 290.662691][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 290.683664][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9509] close(22 [pid 9549] <... mmap resumed>) = 0x7f1398600000 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] close(23) = -1 EBADF (Bad file descriptor) [pid 9509] close(24) = -1 EBADF (Bad file descriptor) [ 290.685570][ T9539] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 290.692643][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.692666][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.692731][ T9501] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 290.732087][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9509] close(25) = -1 EBADF (Bad file descriptor) [pid 9509] close(26 [pid 9501] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] close(27 [pid 9501] mkdir(NULL, 000 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9509] close(28 [pid 9501] close(3 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] <... close resumed>) = 0 [pid 9509] close(29 [ 290.741184][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.750368][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 290.752826][ T9501] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 290.774106][ T9512] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 290.776378][ T9501] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9501] close(4 [pid 9509] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] exit_group(0 [pid 9501] close(5 [pid 9509] <... exit_group resumed>) = ? [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9509] +++ exited with 0 +++ [pid 9501] close(6) = -1 EBADF (Bad file descriptor) [pid 9501] close(7) = -1 EBADF (Bad file descriptor) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=36 /* 0.36 s */} --- [pid 9501] close(8 [pid 5223] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] close(9 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] close(10 [pid 5223] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] close(11 [pid 5223] <... openat resumed>) = 3 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] close(12 [pid 5223] newfstatat(3, "", [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9501] close(13) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(3, [pid 9501] close(14) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9501] close(15) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./97/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] close(16 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./97/cgroup", [pid 9501] close(17 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./97/cgroup" [pid 9501] close(18 [pid 5223] <... unlink resumed>) = 0 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./97/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] close(19 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./97/cgroup.cpu", [pid 9501] close(20 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./97/cgroup.cpu" [pid 9501] close(21 [pid 5223] <... unlink resumed>) = 0 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./97/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] close(22 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./97/cgroup.net", [pid 9501] close(23 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./97/cgroup.net" [pid 9501] close(24 [pid 5223] <... unlink resumed>) = 0 [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] close(25 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./97/binderfs", [pid 9501] close(26 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 290.806403][ T9512] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./97/binderfs" [pid 9501] close(27) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 9501] close(28 [pid 5223] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9501] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9501] close(29) = -1 EBADF (Bad file descriptor) [pid 9501] exit_group(0) = ? [pid 9501] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=38 /* 0.38 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 9512] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... restart_syscall resumed>) = 0 [pid 5226] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9549] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... openat resumed>) = 3 [pid 5226] newfstatat(3, "", [pid 9512] mkdir(NULL, 000 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9512] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] getdents64(3, [pid 9512] close(3 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9512] <... close resumed>) = 0 [pid 5226] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./93/cgroup", [pid 9512] close(5 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] unlink("./93/cgroup" [pid 9512] close(6 [pid 5226] <... unlink resumed>) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(7 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./93/cgroup.cpu", [pid 9512] close(8 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] unlink("./93/cgroup.cpu" [pid 9512] close(9 [pid 5226] <... unlink resumed>) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(10 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./93/cgroup.net", [pid 9512] close(11 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 290.858357][ T9512] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 290.869868][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] unlink("./93/cgroup.net" [pid 9512] close(12 [pid 5226] <... unlink resumed>) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(13 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./93/binderfs", [pid 9512] close(14 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] unlink("./93/binderfs" [pid 9512] close(15 [pid 5226] <... unlink resumed>) = 0 [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(16) = -1 EBADF (Bad file descriptor) [pid 9512] close(17) = -1 EBADF (Bad file descriptor) [pid 9512] close(18) = -1 EBADF (Bad file descriptor) [pid 9512] close(19) = -1 EBADF (Bad file descriptor) [pid 9512] close(20) = -1 EBADF (Bad file descriptor) [pid 9512] close(21) = -1 EBADF (Bad file descriptor) [pid 9512] close(22) = -1 EBADF (Bad file descriptor) [pid 9512] close(23) = -1 EBADF (Bad file descriptor) [pid 9512] close(24) = -1 EBADF (Bad file descriptor) [pid 9512] close(25) = -1 EBADF (Bad file descriptor) [pid 9512] close(26) = -1 EBADF (Bad file descriptor) [pid 9512] close(27 [pid 5226] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 5226] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./93/file0", [pid 5223] newfstatat(AT_FDCWD, "./97/file0", [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9512] close(28 [pid 5226] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9512] close(29 [pid 5226] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 5223] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9512] exit_group(0 [pid 5226] newfstatat(4, "", [pid 5223] <... openat resumed>) = 4 [pid 9512] <... exit_group resumed>) = ? [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] newfstatat(4, "", [pid 9512] +++ exited with 0 +++ [pid 5226] getdents64(4, [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, [pid 5226] getdents64(4, [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=30 /* 0.30 s */} --- [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5223] getdents64(4, [pid 5226] close(4 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] <... close resumed>) = 0 [pid 5223] close(4 [ 290.933201][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] rmdir("./93/file0" [pid 5223] <... close resumed>) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 5223] rmdir("./97/file0" [pid 5226] getdents64(3, [pid 5223] <... rmdir resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 5224] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, [pid 5226] <... close resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] rmdir("./93" [pid 5224] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5223] close(3 [pid 5226] mkdir("./94", 0777 [pid 5224] newfstatat(3, "", [pid 5223] <... close resumed>) = 0 [pid 5226] <... mkdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] rmdir("./97" [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] getdents64(3, [pid 5226] <... openat resumed>) = 3 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... ioctl resumed>) = 0 [pid 5223] mkdir("./98", 0777 [pid 5226] close(3 [pid 5224] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... mkdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] newfstatat(AT_FDCWD, "./93/cgroup", [pid 5223] <... openat resumed>) = 3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5224] unlink("./93/cgroup" [pid 5223] <... ioctl resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] close(3 [pid 5224] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./93/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./93/cgroup.cpu") = 0 [pid 5224] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./93/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./93/cgroup.net") = 0 [pid 5224] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./93/binderfs") = 0 [ 291.084168][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9539] <... mount resumed>) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 9539] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9539] chdir("./file0" [pid 5224] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9539] <... chdir resumed>) = 0 [pid 9539] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9539] mkdir("./bus", 0777) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./93/file0", [pid 9539] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 291.146153][ T9539] XFS (loop0): Ending clean mount [pid 9539] chdir("./bus" [pid 5224] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9539] <... chdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9539] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9539] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] <... openat resumed>) = 4 [pid 9539] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] newfstatat(4, "", [pid 9539] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9539] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./93/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./93") = 0 [pid 5224] mkdir("./94", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 291.198426][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 291.234017][ T8] XFS (loop0): Unmount and run xfs_repair [pid 5224] close(3 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9555 attached [ 291.250160][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 291.274237][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9555] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 96 [pid 9555] <... set_robust_list resumed>) = 0 [pid 9555] chdir("./94" [pid 5223] <... close resumed>) = 0 [pid 9555] <... chdir resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9556 attached executing program [pid 9555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9549] <... write resumed>) = 16777216 [pid 9556] set_robust_list(0x55557c72f760, 24) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 100 [pid 9556] chdir("./98") = 0 [pid 9556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9556] setpgid(0, 0) = 0 [pid 9556] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9556] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9555] <... prctl resumed>) = 0 [pid 9556] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9556] write(3, "1000", 4) = 4 [pid 9556] close(3) = 0 [pid 9556] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9556] write(1, "executing program\n", 18) = 18 [pid 9556] memfd_create("syzkaller", 0 [pid 9555] setpgid(0, 0 [pid 9549] munmap(0x7f1398600000, 138412032 [pid 9556] <... memfd_create resumed>) = 3 [pid 9555] <... setpgid resumed>) = 0 [pid 9556] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9555] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 9556] <... mmap resumed>) = 0x7f1398600000 [pid 9555] <... symlink resumed>) = 0 [ 291.293700][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 291.313772][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9555] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9555] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9549] <... munmap resumed>) = 0 [pid 9549] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 291.351074][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 291.377431][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 291.387387][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9555] <... openat resumed>) = 3 [pid 9549] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9549] close(3) = 0 [pid 9549] close(4) = 0 [pid 9549] mkdir("./file0", 0777) = 0 [pid 9555] write(3, "1000", 4 [pid 5224] <... close resumed>) = 0 [pid 9549] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9555] <... write resumed>) = 4 [ 291.394358][ T9549] loop3: detected capacity change from 0 to 32768 [ 291.396416][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 291.411715][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 291.421035][ T9539] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9557 attached [pid 9555] close(3 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 96 [pid 9557] set_robust_list(0x55557c72f760, 24 [pid 9555] <... close resumed>) = 0 [pid 9555] symlink("/dev/binderfs", "./binderfs" [pid 9557] <... set_robust_list resumed>) = 0 [pid 9557] chdir("./94") = 0 [pid 9557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9557] setpgid(0, 0) = 0 [pid 9557] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9539] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9539] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9539] close(3) = 0 [pid 9539] close(4) = -1 EBADF (Bad file descriptor) [pid 9539] close(5) = -1 EBADF (Bad file descriptor) [pid 9539] close(6) = -1 EBADF (Bad file descriptor) [pid 9539] close(7) = -1 EBADF (Bad file descriptor) [pid 9539] close(8) = -1 EBADF (Bad file descriptor) [pid 9539] close(9) = -1 EBADF (Bad file descriptor) [pid 9539] close(10) = -1 EBADF (Bad file descriptor) [pid 9539] close(11) = -1 EBADF (Bad file descriptor) [pid 9539] close(12) = -1 EBADF (Bad file descriptor) [pid 9539] close(13) = -1 EBADF (Bad file descriptor) [pid 9557] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9539] close(14 [pid 9557] <... symlink resumed>) = 0 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9539] close(15 [pid 9557] <... symlink resumed>) = 0 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9539] close(16 [pid 9557] <... openat resumed>) = 3 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] write(3, "1000", 4 [pid 9539] close(17 [pid 9557] <... write resumed>) = 4 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(3 [pid 9539] close(18 [pid 9557] <... close resumed>) = 0 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] symlink("/dev/binderfs", "./binderfs" [pid 9539] close(19 [pid 9557] <... symlink resumed>) = 0 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 291.460750][ T9539] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 291.482727][ T9539] XFS (loop0): Please unmount the filesystem and rectify the problem(s) executing program [pid 9557] write(1, "executing program\n", 18 [pid 9539] close(20 [pid 9557] <... write resumed>) = 18 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] memfd_create("syzkaller", 0 [pid 9539] close(21 [pid 9557] <... memfd_create resumed>) = 3 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9539] close(22 [pid 9557] <... mmap resumed>) = 0x7f1398600000 [pid 9539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9539] close(23) = -1 EBADF (Bad file descriptor) [pid 9539] close(24) = -1 EBADF (Bad file descriptor) [pid 9539] close(25) = -1 EBADF (Bad file descriptor) [pid 9539] close(26) = -1 EBADF (Bad file descriptor) [pid 9539] close(27) = -1 EBADF (Bad file descriptor) [pid 9539] close(28) = -1 EBADF (Bad file descriptor) [pid 9539] close(29) = -1 EBADF (Bad file descriptor) [pid 9539] exit_group(0) = ? [pid 9539] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=31 /* 0.31 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 9555] <... symlink resumed>) = 0 executing program [pid 9555] write(1, "executing program\n", 18) = 18 [pid 9555] memfd_create("syzkaller", 0) = 3 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9555] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5221] <... openat resumed>) = 3 [pid 9555] <... mmap resumed>) = 0x7f1398600000 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 291.516226][ T9549] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./98/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./98/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./98/cgroup") = 0 [pid 5221] umount2("./98/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./98/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./98/cgroup.cpu") = 0 [pid 5221] umount2("./98/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./98/cgroup.net", [pid 9556] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./98/cgroup.net") = 0 [pid 5221] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./98/binderfs") = 0 [pid 5221] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9549] <... mount resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 9549] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5221] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9549] chdir("./file0") = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9549] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5221] newfstatat(AT_FDCWD, "./98/file0", [pid 9549] mkdir("./bus", 0777 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9549] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9549] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] <... openat resumed>) = 4 [ 291.645259][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 291.661395][ T9549] XFS (loop3): Ending clean mount [pid 9549] chdir("./bus") = 0 [pid 5221] newfstatat(4, "", [pid 9549] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9549] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 9549] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9555] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [ 291.780922][ T9549] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 291.819617][ T9549] XFS (loop3): Unmount and run xfs_repair [pid 5221] close(4) = 0 [ 291.843652][ T9549] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 291.871013][ T9549] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9557] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] rmdir("./98/file0" [pid 9556] <... write resumed>) = 16777216 [ 291.896040][ T9549] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 291.914522][ T9549] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 291.933874][ T9549] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5221] <... rmdir resumed>) = 0 [pid 9556] munmap(0x7f1398600000, 138412032 [ 291.949077][ T9549] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 291.983787][ T9549] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] getdents64(3, [pid 9556] <... munmap resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 291.992862][ T9549] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.002234][ T9549] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.011515][ T9549] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] close(3 [pid 9556] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... close resumed>) = 0 [pid 9556] <... openat resumed>) = 4 [pid 9555] <... write resumed>) = 16777216 [pid 5221] rmdir("./98" [pid 9556] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./99", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9555] munmap(0x7f1398600000, 138412032 [pid 5221] <... ioctl resumed>) = 0 [ 292.088931][ T9556] loop1: detected capacity change from 0 to 32768 [pid 5221] close(3 [pid 9557] <... write resumed>) = 16777216 [pid 9556] <... ioctl resumed>) = 0 [pid 9557] munmap(0x7f1398600000, 138412032 [pid 9556] close(3 [pid 9557] <... munmap resumed>) = 0 [pid 9556] <... close resumed>) = 0 [pid 9557] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9556] close(4 [pid 9557] <... openat resumed>) = 4 [pid 9556] <... close resumed>) = 0 [pid 9557] ioctl(4, LOOP_SET_FD, 3 [pid 9556] mkdir("./file0", 0777 [pid 9557] <... ioctl resumed>) = 0 [pid 9556] <... mkdir resumed>) = 0 [pid 9557] close(3 [pid 9556] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9557] <... close resumed>) = 0 [pid 9557] close(4) = 0 [pid 9557] mkdir("./file0", 0777) = 0 [pid 9557] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9555] <... munmap resumed>) = 0 [pid 9555] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 292.195263][ T9557] loop2: detected capacity change from 0 to 32768 [ 292.219680][ T9555] loop4: detected capacity change from 0 to 32768 [ 292.221934][ T9549] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9555] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... close resumed>) = 0 [pid 9555] <... ioctl resumed>) = 0 [pid 9555] close(3) = 0 [pid 9555] close(4) = 0 [pid 9555] mkdir("./file0", 0777) = 0 [pid 9555] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9568 attached [pid 9549] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9549] mkdir(NULL, 000 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 101 [pid 9568] set_robust_list(0x55557c72f760, 24 [pid 9549] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9568] <... set_robust_list resumed>) = 0 [pid 9549] close(3 [pid 9568] chdir("./99" [pid 9549] <... close resumed>) = 0 [pid 9549] close(4) = -1 EBADF (Bad file descriptor) [pid 9549] close(5) = -1 EBADF (Bad file descriptor) [pid 9549] close(6) = -1 EBADF (Bad file descriptor) [pid 9549] close(7) = -1 EBADF (Bad file descriptor) [pid 9549] close(8) = -1 EBADF (Bad file descriptor) [pid 9549] close(9) = -1 EBADF (Bad file descriptor) [pid 9549] close(10) = -1 EBADF (Bad file descriptor) [pid 9549] close(11) = -1 EBADF (Bad file descriptor) [pid 9549] close(12) = -1 EBADF (Bad file descriptor) [pid 9549] close(13) = -1 EBADF (Bad file descriptor) [pid 9549] close(14) = -1 EBADF (Bad file descriptor) [pid 9549] close(15) = -1 EBADF (Bad file descriptor) [pid 9549] close(16) = -1 EBADF (Bad file descriptor) [pid 9549] close(17) = -1 EBADF (Bad file descriptor) [ 292.241055][ T9549] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9549] close(18) = -1 EBADF (Bad file descriptor) [pid 9549] close(19 [pid 9568] <... chdir resumed>) = 0 [pid 9549] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9549] close(20 [pid 9568] <... prctl resumed>) = 0 [pid 9549] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] close(21 [pid 9568] setpgid(0, 0 [pid 9549] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9568] <... setpgid resumed>) = 0 [pid 9549] close(22) = -1 EBADF (Bad file descriptor) [pid 9549] close(23 [pid 9568] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9549] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9549] close(24) = -1 EBADF (Bad file descriptor) [pid 9549] close(25) = -1 EBADF (Bad file descriptor) [pid 9549] close(26) = -1 EBADF (Bad file descriptor) [pid 9549] close(27) = -1 EBADF (Bad file descriptor) [pid 9549] close(28) = -1 EBADF (Bad file descriptor) [pid 9549] close(29) = -1 EBADF (Bad file descriptor) [pid 9549] exit_group(0) = ? [pid 9568] <... symlink resumed>) = 0 [pid 9549] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 9568] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5225] <... restart_syscall resumed>) = 0 [pid 9568] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5225] umount2("./93", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./93/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./93/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./93/cgroup" [pid 9568] <... symlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 9568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] umount2("./93/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9568] <... openat resumed>) = 3 [pid 5225] newfstatat(AT_FDCWD, "./93/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./93/cgroup.cpu") = 0 [pid 5225] umount2("./93/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./93/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./93/cgroup.net") = 0 [pid 5225] umount2("./93/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./93/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./93/binderfs") = 0 [pid 5225] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9568] write(3, "1000", 4) = 4 [pid 9568] close(3) = 0 [pid 9568] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9568] write(1, "executing program\n", 18) = 18 [pid 9568] memfd_create("syzkaller", 0) = 3 [pid 9568] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 292.325103][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 292.339370][ T9557] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 292.352173][ T9555] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 292.363095][ T9556] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9557] <... mount resumed>) = 0 [pid 9557] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 292.426393][ T9557] XFS (loop2): Ending clean mount [pid 9557] chdir("./file0") = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9557] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./93/file0", [pid 9557] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9557] mkdir("./bus", 0777 [pid 5225] umount2("./93/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9568] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9557] <... mkdir resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", [pid 9557] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9557] chdir("./bus" [pid 9556] <... mount resumed>) = 0 [pid 5225] getdents64(4, [pid 9555] <... mount resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9557] <... chdir resumed>) = 0 [pid 9556] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9555] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9557] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9556] <... openat resumed>) = 3 [pid 9555] <... openat resumed>) = 3 [pid 5225] getdents64(4, [pid 9557] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9556] chdir("./file0" [pid 9555] chdir("./file0" [pid 9557] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... chdir resumed>) = 0 [pid 9555] <... chdir resumed>) = 0 [pid 9557] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9556] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9555] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4 [pid 9555] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] <... close resumed>) = 0 [pid 9555] mkdir("./bus", 0777 [pid 5225] rmdir("./93/file0") = 0 [pid 5225] getdents64(3, [pid 9555] <... mkdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./93") = 0 [pid 5225] mkdir("./94", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 292.514257][ T9556] XFS (loop1): Ending clean mount [ 292.521120][ T9555] XFS (loop4): Ending clean mount [ 292.537440][ T9557] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 292.579498][ T9557] XFS (loop2): Unmount and run xfs_repair [ 292.599501][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 292.616164][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 292.630818][ T9] XFS (loop1): Unmount and run xfs_repair [ 292.637482][ T9557] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 292.643638][ T8] XFS (loop4): Unmount and run xfs_repair [ 292.645268][ T9557] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 292.650619][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 292.659687][ T9557] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 292.676785][ T9557] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 292.683681][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 292.685797][ T9557] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 292.693126][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 292.702093][ T9557] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 292.702127][ T9557] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.702148][ T9557] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.702168][ T9557] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.711076][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 292.719992][ T9557] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 292.729145][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 292.776464][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 292.785601][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 292.794581][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 292.803646][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 292.812618][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.821633][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 292.830632][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.839599][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 292.848527][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.857508][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 292.866482][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] close(3executing program [pid 9556] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9555] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9556] mkdir("./bus", 0777 [pid 9555] chdir("./bus") = 0 [pid 9555] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9555] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9555] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9556] <... mkdir resumed>) = 0 [pid 9556] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9556] chdir("./bus") = 0 [pid 9556] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9556] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9556] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9591 attached [pid 9591] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 96 [pid 9591] <... set_robust_list resumed>) = 0 [pid 9591] chdir("./94") = 0 [pid 9591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9591] setpgid(0, 0) = 0 [pid 9591] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9591] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9591] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9591] write(3, "1000", 4) = 4 [pid 9591] close(3) = 0 [pid 9591] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9591] write(1, "executing program\n", 18) = 18 [pid 9591] memfd_create("syzkaller", 0) = 3 [pid 9591] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 292.875452][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.884371][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 292.894944][ T9555] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 292.906743][ T9556] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9591] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9555] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 292.925602][ T9555] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 292.940450][ T9555] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 292.966322][ T9557] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 292.993757][ T9557] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9555] mkdir(NULL, 000 [pid 9591] <... write resumed>) = 16777216 [pid 9557] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9555] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9591] munmap(0x7f1398600000, 138412032 [pid 9557] mkdir(NULL, 000 [pid 9555] close(3) = 0 [pid 9555] close(4 [pid 9591] <... munmap resumed>) = 0 [pid 9557] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9556] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(5 [pid 9557] close(3 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = 0 [pid 9555] close(6) = -1 EBADF (Bad file descriptor) [pid 9557] close(4 [pid 9555] close(7 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] mkdir(NULL, 000 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(5 [pid 9556] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9555] close(8 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(3 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(6 [pid 9556] <... close resumed>) = 0 [pid 9555] close(9 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(7 [pid 9555] close(10 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(8 [pid 9591] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(11 [pid 9557] close(9 [pid 9556] close(4 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(12 [pid 9557] close(10 [pid 9556] close(5 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(13 [pid 9557] close(11 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(6 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(14 [pid 9591] <... openat resumed>) = 4 [pid 9556] close(7 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 293.053749][ T9556] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 293.068701][ T9556] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9555] close(15 [pid 9557] close(12 [pid 9556] close(8 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9591] ioctl(4, LOOP_SET_FD, 3 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(9 [pid 9555] close(16 [pid 9557] close(13 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(10 [pid 9555] close(17 [pid 9557] close(14 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(11 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(15 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(12 [pid 9555] close(18 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(16 [pid 9556] close(13 [pid 9555] close(19 [pid 9591] <... ioctl resumed>) = 0 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9591] close(3 [pid 9556] close(14 [pid 9591] <... close resumed>) = 0 [pid 9557] close(17 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(20 [pid 9591] close(4 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(15 [pid 9591] <... close resumed>) = 0 [pid 9557] close(18 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(16 [pid 9555] close(21 [pid 9557] close(19 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(17 [pid 9555] close(22 [pid 9557] close(20 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(18 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(21 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(19 [pid 9555] close(23 [pid 9557] close(22 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(20 [pid 9555] close(24 [pid 9557] close(23 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(21 [pid 9557] close(24 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] close(25 [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(22 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(25 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(23 [pid 9555] close(26 [pid 9557] close(26 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(24 [pid 9555] close(27 [pid 9557] close(27 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(25 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] close(28 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(26 [pid 9555] close(28 [pid 9557] close(29 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(27 [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9557] exit_group(0 [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9591] mkdir("./file0", 0777 [pid 9568] <... write resumed>) = 16777216 [pid 9557] <... exit_group resumed>) = ? [pid 9556] close(28 [pid 9555] close(29 [pid 9591] <... mkdir resumed>) = 0 [pid 9568] munmap(0x7f1398600000, 138412032 [pid 9591] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9555] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] close(29 [pid 9555] exit_group(0) = ? [pid 9556] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9556] exit_group(0 [pid 9555] +++ exited with 0 +++ [pid 9556] <... exit_group resumed>) = ? [pid 9557] +++ exited with 0 +++ [pid 9556] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=40 /* 0.40 s */} --- [ 293.124359][ T9591] loop3: detected capacity change from 0 to 32768 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=47 /* 0.47 s */} --- [pid 9568] <... munmap resumed>) = 0 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=39 /* 0.39 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 9568] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5223] <... restart_syscall resumed>) = 0 [pid 9568] <... openat resumed>) = 4 [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 9568] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... restart_syscall resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 5223] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... openat resumed>) = 3 [pid 5224] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... openat resumed>) = 3 [pid 5224] <... openat resumed>) = 3 [pid 5226] newfstatat(3, "", [pid 5223] newfstatat(3, "", [pid 5224] newfstatat(3, "", [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, [pid 9568] <... ioctl resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9568] close(3 [pid 5226] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(3, [pid 5223] getdents64(3, [pid 9568] <... close resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9568] close(4 [pid 5226] newfstatat(AT_FDCWD, "./94/cgroup", [pid 5224] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./98/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] unlink("./94/cgroup" [pid 5224] newfstatat(AT_FDCWD, "./94/cgroup", [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] unlink("./94/cgroup") = 0 [pid 5224] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./94/cgroup.cpu", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./94/cgroup.cpu" [pid 5224] newfstatat(AT_FDCWD, "./94/cgroup.cpu", [pid 5226] <... unlink resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] unlink("./94/cgroup.cpu" [pid 5226] newfstatat(AT_FDCWD, "./94/cgroup.net", [pid 5224] <... unlink resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./94/cgroup.net" [pid 5224] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./98/cgroup", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./94/cgroup.net", [pid 5226] newfstatat(AT_FDCWD, "./94/binderfs", [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9568] <... close resumed>) = 0 [pid 5224] unlink("./94/cgroup.net" [pid 5223] unlink("./98/cgroup" [pid 9568] mkdir("./file0", 0777 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] unlink("./94/binderfs" [pid 5224] <... unlink resumed>) = 0 [pid 9568] <... mkdir resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5223] umount2("./98/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9568] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./98/cgroup.cpu", [pid 5224] newfstatat(AT_FDCWD, "./94/binderfs", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./98/cgroup.cpu") = 0 [ 293.185816][ T9591] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 293.198074][ T9568] loop0: detected capacity change from 0 to 32768 [pid 5224] unlink("./94/binderfs" [pid 5223] umount2("./98/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./98/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./98/cgroup.net") = 0 [pid 5223] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9591] <... mount resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./98/binderfs") = 0 [ 293.244792][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 293.266743][ T9591] XFS (loop3): Ending clean mount [ 293.271074][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 293.276870][ T9568] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9591] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9591] chdir("./file0") = 0 [pid 9591] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9591] mkdir("./bus", 0777) = 0 [ 293.290645][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] <... umount2 resumed>) = 0 [pid 9591] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 5226] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9591] chdir("./bus" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9591] <... chdir resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./94/file0", [pid 9591] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9591] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9591] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9591] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./94/file0", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./98/file0", [pid 5224] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9568] <... mount resumed>) = 0 [pid 5226] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9568] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... openat resumed>) = 4 [pid 5224] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... openat resumed>) = 4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(4, "", [pid 5223] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... openat resumed>) = 4 [pid 5224] getdents64(4, [pid 5223] newfstatat(4, "", [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, [pid 5223] getdents64(4, [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] close(4 [pid 5223] getdents64(4, [pid 5224] <... close resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] rmdir("./94/file0" [pid 5223] close(4 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5224] getdents64(3, [pid 5223] rmdir("./98/file0" [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] close(3 [pid 5223] getdents64(3, [pid 5224] <... close resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] rmdir("./94" [pid 5223] close(3 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [ 293.342307][ T9568] XFS (loop0): Ending clean mount [pid 5224] mkdir("./95", 0777 [pid 5223] rmdir("./98" [pid 9568] <... openat resumed>) = 3 [pid 5226] newfstatat(4, "", [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5223] mkdir("./99", 0777 [pid 5224] <... openat resumed>) = 3 [pid 5223] <... mkdir resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] <... ioctl resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5224] close(3 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 9568] chdir("./file0" [pid 5223] <... ioctl resumed>) = 0 [pid 9568] <... chdir resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] close(3 [pid 9568] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] getdents64(4, [pid 9568] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9568] mkdir("./bus", 0777 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./94/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./94") = 0 [ 293.365083][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 293.376712][ T9] XFS (loop3): Unmount and run xfs_repair [ 293.382493][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 293.390253][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 293.399373][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5226] mkdir("./95", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 293.427263][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 293.463881][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5226] close(3 [pid 9568] <... mkdir resumed>) = 0 [ 293.472830][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 293.528710][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 293.537956][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 293.547074][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 293.557257][ T9591] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9591] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9568] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9591] mkdir(NULL, 000 [pid 9568] chdir("./bus" [pid 9591] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9568] <... chdir resumed>) = 0 [pid 9591] close(3 [pid 9568] openat(AT_FDCWD, NULL, O_RDONLY [pid 9591] <... close resumed>) = 0 [pid 9568] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9591] close(4) = -1 EBADF (Bad file descriptor) [pid 9568] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9591] close(5 [pid 9568] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9568] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9591] close(6 [pid 5224] <... close resumed>) = 0 [pid 9591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9591] close(7) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 9591] close(8) = -1 EBADF (Bad file descriptor) [pid 9591] close(9) = -1 EBADF (Bad file descriptor) [pid 9591] close(10) = -1 EBADF (Bad file descriptor) [pid 9591] close(11) = -1 EBADF (Bad file descriptor) [pid 9591] close(12) = -1 EBADF (Bad file descriptor) [pid 9591] close(13) = -1 EBADF (Bad file descriptor) [pid 9591] close(14) = -1 EBADF (Bad file descriptor) [pid 9591] close(15) = -1 EBADF (Bad file descriptor) [pid 9591] close(16) = -1 EBADF (Bad file descriptor) [pid 9591] close(17) = -1 EBADF (Bad file descriptor) [pid 9591] close(18 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9591] close(19) = -1 EBADF (Bad file descriptor) [pid 9591] close(20) = -1 EBADF (Bad file descriptor) [pid 9591] close(21) = -1 EBADF (Bad file descriptor) [pid 9591] close(22) = -1 EBADF (Bad file descriptor) [pid 9591] close(23) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 9608 attached [pid 9591] close(24) = -1 EBADF (Bad file descriptor) [pid 9591] close(25) = -1 EBADF (Bad file descriptor) [pid 9591] close(26) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 9609 attached [pid 9591] close(27 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 97 [pid 9608] set_robust_list(0x55557c72f760, 24 [pid 9591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 97 [pid 9609] set_robust_list(0x55557c72f760, 24 [pid 9608] <... set_robust_list resumed>) = 0 [pid 9591] close(28 [pid 9609] <... set_robust_list resumed>) = 0 [pid 9591] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 293.573221][ T9591] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 293.588095][ T9591] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 293.610596][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 293.622840][ T8] XFS (loop0): Unmount and run xfs_repair [pid 9608] chdir("./95" [pid 9591] close(29 [pid 9609] chdir("./95" [pid 9608] <... chdir resumed>) = 0 [pid 9591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... chdir resumed>) = 0 [pid 9608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9591] exit_group(0 [pid 9609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9608] <... prctl resumed>) = 0 [pid 9591] <... exit_group resumed>) = ? [pid 9609] <... prctl resumed>) = 0 [pid 9608] setpgid(0, 0 [pid 9591] +++ exited with 0 +++ [pid 9609] setpgid(0, 0 [pid 9608] <... setpgid resumed>) = 0 [pid 9609] <... setpgid resumed>) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 9609] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9608] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 9609] <... symlink resumed>) = 0 [pid 9608] <... symlink resumed>) = 0 [pid 9609] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9608] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu"executing program ) = 0 [pid 5225] <... restart_syscall resumed>) = 0 [pid 9608] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 9609] <... symlink resumed>) = 0 [pid 9609] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9608] <... symlink resumed>) = 0 [pid 9608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] umount2("./94", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9609] <... symlink resumed>) = 0 [pid 9608] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9608] write(3, "1000", 4 [pid 5225] <... openat resumed>) = 3 [pid 9608] <... write resumed>) = 4 [pid 5225] newfstatat(3, "", [pid 9608] close(3) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9609] <... openat resumed>) = 3 [pid 9608] symlink("/dev/binderfs", "./binderfs" [pid 5225] getdents64(3, [pid 9609] write(3, "1000", 4 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9609] <... write resumed>) = 4 [pid 9608] <... symlink resumed>) = 0 [pid 5225] umount2("./94/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9609] close(3 [pid 9608] write(1, "executing program\n", 18 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9609] <... close resumed>) = 0 [pid 9608] <... write resumed>) = 18 [pid 5225] newfstatat(AT_FDCWD, "./94/cgroup", [pid 9609] symlink("/dev/binderfs", "./binderfs" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9608] memfd_create("syzkaller", 0 [pid 5225] unlink("./94/cgroup" [pid 9609] <... symlink resumed>) = 0 [pid 9608] <... memfd_create resumed>) = 3 [pid 5225] <... unlink resumed>) = 0 [pid 9609] write(1, "executing program\n", 18 [pid 9608] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] umount2("./94/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 9609] <... write resumed>) = 18 [pid 9608] <... mmap resumed>) = 0x7f1398600000 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./94/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./94/cgroup.cpu") = 0 [pid 5225] umount2("./94/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9609] memfd_create("syzkaller", 0) = 3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./94/cgroup.net", [pid 9609] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9609] <... mmap resumed>) = 0x7f1398600000 [pid 5225] unlink("./94/cgroup.net") = 0 [pid 5225] umount2("./94/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./94/binderfs") = 0 [ 293.658747][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 293.680669][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 293.709635][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 293.725120][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 293.745272][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5225] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5225] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./94/file0", [pid 5223] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9610 attached [ 293.774271][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 293.784671][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 293.795118][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 293.810473][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] umount2("./94/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9610] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 101 [pid 9610] <... set_robust_list resumed>) = 0 [pid 9610] chdir("./99") = 0 [pid 9610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9610] setpgid(0, 0) = 0 [pid 9610] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9610] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5225] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 9610] <... symlink resumed>) = 0 [pid 5225] <... openat resumed>) = 4 [pid 9610] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9610] write(3, "1000", 4) = 4 [pid 9610] close(3) = 0 [pid 9610] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9610] write(1, "executing program\n", 18) = 18 [pid 9610] memfd_create("syzkaller", 0) = 3 [pid 9610] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [ 293.821883][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 293.855026][ T9568] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4 [pid 9568] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] <... close resumed>) = 0 [pid 9568] mkdir(NULL, 000 [pid 5225] rmdir("./94/file0") = 0 [pid 9568] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] getdents64(3, [pid 9568] close(3 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9568] <... close resumed>) = 0 [pid 9568] close(4 [pid 5225] close(3 [pid 9568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 9568] close(5 [pid 5225] rmdir("./94" [pid 9568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 9568] close(6 [pid 5225] mkdir("./95", 0777 [pid 9568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... mkdir resumed>) = 0 [pid 9568] close(7 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 3 [pid 9568] close(8 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 9568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... ioctl resumed>) = 0 [pid 9568] close(9 [pid 5225] close(3 [pid 9568] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 293.869650][ T9568] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 293.885171][ T9568] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9568] close(10) = -1 EBADF (Bad file descriptor) [pid 9568] close(11) = -1 EBADF (Bad file descriptor) [pid 9568] close(12) = -1 EBADF (Bad file descriptor) [pid 9568] close(13) = -1 EBADF (Bad file descriptor) [pid 9568] close(14) = -1 EBADF (Bad file descriptor) [pid 9568] close(15) = -1 EBADF (Bad file descriptor) [pid 9568] close(16) = -1 EBADF (Bad file descriptor) [pid 9568] close(17) = -1 EBADF (Bad file descriptor) [pid 9568] close(18) = -1 EBADF (Bad file descriptor) [pid 9568] close(19) = -1 EBADF (Bad file descriptor) [pid 9568] close(20) = -1 EBADF (Bad file descriptor) [pid 9568] close(21) = -1 EBADF (Bad file descriptor) [pid 9568] close(22) = -1 EBADF (Bad file descriptor) [pid 9568] close(23) = -1 EBADF (Bad file descriptor) [pid 9568] close(24) = -1 EBADF (Bad file descriptor) [pid 9568] close(25) = -1 EBADF (Bad file descriptor) [pid 9568] close(26) = -1 EBADF (Bad file descriptor) [pid 9568] close(27) = -1 EBADF (Bad file descriptor) [pid 9568] close(28) = -1 EBADF (Bad file descriptor) [pid 9568] close(29) = -1 EBADF (Bad file descriptor) [pid 9568] exit_group(0) = ? [pid 9568] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./99/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./99/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./99/cgroup") = 0 [pid 5221] umount2("./99/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./99/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./99/cgroup.cpu") = 0 [pid 5221] umount2("./99/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./99/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./99/cgroup.net") = 0 [pid 5221] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./99/binderfs") = 0 [pid 5221] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 294.118479][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9609] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./99/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./99/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./99") = 0 [pid 5221] mkdir("./100", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 9608] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9611 attached [pid 9611] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 97 [pid 9611] <... set_robust_list resumed>) = 0 [pid 9611] chdir("./95") = 0 [pid 9611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9611] setpgid(0, 0) = 0 [pid 9611] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9611] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9611] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9611] write(3, "1000", 4) = 4 [pid 9611] close(3 [pid 9610] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9611] <... close resumed>) = 0 [pid 9611] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9611] write(1, "executing program\n", 18) = 18 [pid 9611] memfd_create("syzkaller", 0) = 3 [pid 9611] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9612 attached [pid 9612] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 102 [pid 9612] <... set_robust_list resumed>) = 0 [pid 9612] chdir("./100") = 0 [pid 9612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9612] setpgid(0, 0) = 0 [pid 9612] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9612] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9612] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9612] write(3, "1000", 4) = 4 [pid 9612] close(3) = 0 [pid 9612] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9612] write(1, "executing program\n", 18) = 18 [pid 9612] memfd_create("syzkaller", 0) = 3 [pid 9612] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9608] <... write resumed>) = 16777216 [pid 9608] munmap(0x7f1398600000, 138412032 [pid 9609] <... write resumed>) = 16777216 [pid 9609] munmap(0x7f1398600000, 138412032 [pid 9608] <... munmap resumed>) = 0 [pid 9608] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 9608] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9608] close(3) = 0 [pid 9608] close(4) = 0 [pid 9608] mkdir("./file0", 0777) = 0 [ 294.659946][ T9608] loop4: detected capacity change from 0 to 32768 [pid 9608] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9609] <... munmap resumed>) = 0 [pid 9609] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [ 294.706661][ T9608] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9609] ioctl(4, LOOP_SET_FD, 3 [pid 9610] <... write resumed>) = 16777216 [pid 9609] <... ioctl resumed>) = 0 [pid 9610] munmap(0x7f1398600000, 138412032 [pid 9609] close(3) = 0 [pid 9609] close(4) = 0 [pid 9609] mkdir("./file0", 0777) = 0 [pid 9609] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9611] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9610] <... munmap resumed>) = 0 [ 294.757327][ T9609] loop2: detected capacity change from 0 to 32768 [pid 9612] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9610] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9608] <... mount resumed>) = 0 [pid 9608] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9608] chdir("./file0") = 0 [pid 9608] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [ 294.842542][ T9608] XFS (loop4): Ending clean mount [pid 9608] mkdir("./bus", 0777) = 0 [pid 9608] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9608] chdir("./bus") = 0 [pid 9608] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9608] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9608] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9610] <... openat resumed>) = 4 [ 294.884811][ T5281] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 294.897364][ T5281] XFS (loop4): Unmount and run xfs_repair [ 294.903331][ T5281] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 294.922311][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 294.943745][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 294.952723][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 294.961702][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 294.970668][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 294.979872][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9611] <... write resumed>) = 16777216 [pid 9610] ioctl(4, LOOP_SET_FD, 3 [pid 9611] munmap(0x7f1398600000, 138412032 [pid 9610] <... ioctl resumed>) = 0 [ 294.984497][ T9610] loop1: detected capacity change from 0 to 32768 [ 294.989141][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.004651][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.015150][ T9608] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9610] close(3 [pid 9611] <... munmap resumed>) = 0 [pid 9610] <... close resumed>) = 0 [pid 9608] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9611] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9610] close(4 [pid 9611] <... openat resumed>) = 4 [pid 9610] <... close resumed>) = 0 [pid 9608] mkdir(NULL, 000 [pid 9610] mkdir("./file0", 0777 [ 295.035055][ T9608] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 295.051019][ T9608] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9611] ioctl(4, LOOP_SET_FD, 3 [pid 9610] <... mkdir resumed>) = 0 [pid 9608] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9611] <... ioctl resumed>) = 0 [ 295.095901][ T9611] loop3: detected capacity change from 0 to 32768 [pid 9610] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9608] close(3 [pid 9611] close(3 [pid 9608] <... close resumed>) = 0 [pid 9611] <... close resumed>) = 0 [pid 9608] close(4 [pid 9611] close(4 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9612] <... write resumed>) = 16777216 [pid 9612] munmap(0x7f1398600000, 138412032 [pid 9611] <... close resumed>) = 0 [pid 9611] mkdir("./file0", 0777 [pid 9608] close(5 [pid 9611] <... mkdir resumed>) = 0 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9608] close(6) = -1 EBADF (Bad file descriptor) [pid 9608] close(7) = -1 EBADF (Bad file descriptor) [pid 9608] close(8) = -1 EBADF (Bad file descriptor) [pid 9608] close(9) = -1 EBADF (Bad file descriptor) [pid 9608] close(10 [pid 9612] <... munmap resumed>) = 0 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9608] close(11) = -1 EBADF (Bad file descriptor) [pid 9608] close(12) = -1 EBADF (Bad file descriptor) [pid 9608] close(13) = -1 EBADF (Bad file descriptor) [pid 9608] close(14) = -1 EBADF (Bad file descriptor) [pid 9608] close(15 [pid 9612] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9608] close(16) = -1 EBADF (Bad file descriptor) [pid 9612] <... openat resumed>) = 4 [ 295.137303][ T9609] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 295.166151][ T9610] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9608] close(17 [pid 9612] ioctl(4, LOOP_SET_FD, 3 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9608] close(18) = -1 EBADF (Bad file descriptor) [pid 9608] close(19) = -1 EBADF (Bad file descriptor) [pid 9612] <... ioctl resumed>) = 0 [pid 9608] close(20 [pid 9612] close(3 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9608] close(21) = -1 EBADF (Bad file descriptor) [pid 9608] close(22) = -1 EBADF (Bad file descriptor) [pid 9612] <... close resumed>) = 0 [pid 9608] close(23) = -1 EBADF (Bad file descriptor) [pid 9608] close(24) = -1 EBADF (Bad file descriptor) [ 295.194349][ T9612] loop0: detected capacity change from 0 to 32768 [ 295.222267][ T9611] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9612] close(4 [pid 9608] close(25 [pid 9612] <... close resumed>) = 0 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9612] mkdir("./file0", 0777 [pid 9608] close(26 [pid 9612] <... mkdir resumed>) = 0 [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9612] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9608] close(27) = -1 EBADF (Bad file descriptor) [pid 9610] <... mount resumed>) = 0 [pid 9608] close(28 [pid 9610] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9610] <... openat resumed>) = 3 [pid 9608] close(29) = -1 EBADF (Bad file descriptor) [pid 9610] chdir("./file0" [pid 9608] exit_group(0) = ? [pid 9610] <... chdir resumed>) = 0 [pid 9609] <... mount resumed>) = 0 [pid 9608] +++ exited with 0 +++ [pid 9610] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9609] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9610] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9609] <... openat resumed>) = 3 [pid 9610] mkdir("./bus", 0777 [pid 9609] chdir("./file0" [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=35 /* 0.35 s */} --- [pid 9610] <... mkdir resumed>) = 0 [pid 9609] <... chdir resumed>) = 0 [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 9610] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] <... restart_syscall resumed>) = 0 [pid 9610] chdir("./bus") = 0 [pid 9610] openat(AT_FDCWD, NULL, O_RDONLY [pid 9609] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9610] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9610] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9609] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9610] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9610] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9609] mkdir("./bus", 0777 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 295.252470][ T9610] XFS (loop1): Ending clean mount [ 295.261604][ T9609] XFS (loop2): Ending clean mount [pid 5226] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 9609] <... mkdir resumed>) = 0 [pid 9609] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9609] chdir("./bus") = 0 [pid 9609] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9609] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9609] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] newfstatat(3, "", [pid 9611] <... mount resumed>) = 0 [pid 9611] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9611] chdir("./file0") = 0 [pid 9611] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9611] mkdir("./bus", 0777) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 295.294704][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 295.303964][ T9611] XFS (loop3): Ending clean mount [ 295.317455][ T9612] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 295.329862][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9611] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] getdents64(3, [pid 9611] chdir("./bus") = 0 [pid 9611] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9611] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9611] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 295.333859][ T5281] XFS (loop1): Unmount and run xfs_repair [ 295.341898][ T8] XFS (loop2): Unmount and run xfs_repair [ 295.351584][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 295.358593][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 295.360966][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 295.373742][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 5226] newfstatat(AT_FDCWD, "./95/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./95/cgroup") = 0 [pid 5226] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./95/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./95/cgroup.cpu") = 0 [pid 5226] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./95/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 295.390247][ T9] XFS (loop3): Unmount and run xfs_repair [ 295.397537][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 295.409086][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 295.421029][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 295.424220][ T9612] XFS (loop0): Ending clean mount [ 295.432401][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9612] <... mount resumed>) = 0 [pid 5226] unlink("./95/cgroup.net" [pid 9612] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... unlink resumed>) = 0 [ 295.435595][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 295.446540][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 295.455267][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 295.464489][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 295.471635][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9612] <... openat resumed>) = 3 [pid 5226] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] chdir("./file0" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9612] <... chdir resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./95/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9612] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] unlink("./95/binderfs") = 0 [pid 5226] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 295.482382][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 295.489726][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 295.499775][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 295.507731][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.516108][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 295.535325][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9612] mkdir("./bus", 0777) = 0 [pid 9612] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9612] chdir("./bus") = 0 [pid 9612] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9612] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 295.536801][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 295.545982][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.555810][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 295.566974][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 295.571822][ T9610] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 295.586599][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 295.592150][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.604918][ T5281] XFS (loop0): Unmount and run xfs_repair [ 295.618263][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.620049][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 295.628046][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.638720][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 295.645106][ T9610] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 295.667693][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.676832][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 295.676861][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9612] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9610] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9610] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9610] close(3) = 0 [pid 9610] close(4) = -1 EBADF (Bad file descriptor) [pid 9610] close(5) = -1 EBADF (Bad file descriptor) [pid 9610] close(6) = -1 EBADF (Bad file descriptor) [pid 9610] close(7) = -1 EBADF (Bad file descriptor) [pid 9610] close(8) = -1 EBADF (Bad file descriptor) [pid 9610] close(9) = -1 EBADF (Bad file descriptor) [pid 9610] close(10) = -1 EBADF (Bad file descriptor) [pid 9610] close(11) = -1 EBADF (Bad file descriptor) [pid 9610] close(12) = -1 EBADF (Bad file descriptor) [pid 9610] close(13) = -1 EBADF (Bad file descriptor) [pid 9610] close(14) = -1 EBADF (Bad file descriptor) [pid 9610] close(15) = -1 EBADF (Bad file descriptor) [pid 9610] close(16) = -1 EBADF (Bad file descriptor) [pid 9610] close(17) = -1 EBADF (Bad file descriptor) [pid 9610] close(18) = -1 EBADF (Bad file descriptor) [pid 9610] close(19) = -1 EBADF (Bad file descriptor) [pid 9610] close(20) = -1 EBADF (Bad file descriptor) [pid 9610] close(21) = -1 EBADF (Bad file descriptor) [pid 9610] close(22) = -1 EBADF (Bad file descriptor) [ 295.686643][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.700664][ T9610] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 295.703719][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.703818][ T9609] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 295.704295][ T9611] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9610] close(23) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = 0 [pid 9610] close(24 [pid 5226] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9610] close(25 [pid 5226] newfstatat(AT_FDCWD, "./95/file0", [pid 9610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9609] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9610] close(26 [pid 9609] mkdir(NULL, 000 [pid 5226] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9609] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9609] <... close resumed>) = 0 [pid 9610] close(27 [pid 9609] close(4 [pid 5226] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 9610] close(28 [pid 5226] newfstatat(4, "", [pid 9610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9610] close(29 [pid 5226] getdents64(4, [pid 9610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9610] exit_group(0 [pid 5226] getdents64(4, [pid 9610] <... exit_group resumed>) = ? [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9610] +++ exited with 0 +++ [pid 5226] close(4 [pid 9611] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 295.751024][ T9609] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 295.753834][ T9611] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 295.766186][ T9609] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 295.791719][ T9611] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 9611] mkdir(NULL, 000 [pid 9609] close(5 [pid 9611] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(3 [pid 9609] close(6 [pid 9611] <... close resumed>) = 0 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(4 [pid 9609] close(7 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(5 [pid 9609] close(8 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(6 [pid 9609] close(9 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(7 [pid 9609] close(10 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(8 [pid 9609] close(11 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(12 [pid 9611] close(9 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(13 [pid 9611] close(10 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(14 [pid 9611] close(11 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(15 [pid 9611] close(12 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(16 [pid 9611] close(13 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(17) = -1 EBADF (Bad file descriptor) [pid 9609] close(18) = -1 EBADF (Bad file descriptor) [pid 9609] close(19) = -1 EBADF (Bad file descriptor) [pid 9611] close(14 [pid 9609] close(20 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(15 [pid 9609] close(21 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(16 [pid 9609] close(22 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(17 [pid 9609] close(23 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(18 [pid 9609] close(24 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] close(19 [pid 9609] close(25) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(26 [pid 9611] close(20 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(27 [pid 9611] close(21 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(28 [pid 9611] close(22 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] close(29 [pid 9611] close(23 [pid 9609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] exit_group(0 [pid 9611] close(24 [pid 9609] <... exit_group resumed>) = ? [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9609] +++ exited with 0 +++ [pid 9611] close(25 [pid 5226] rmdir("./95/file0" [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=34 /* 0.34 s */} --- [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 9611] close(26 [pid 5226] getdents64(3, [pid 5223] <... restart_syscall resumed>) = 0 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9611] close(27 [pid 5226] close(3 [pid 5224] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9611] close(28 [pid 5226] rmdir("./95" [pid 5224] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5223] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9611] close(29 [pid 5226] mkdir("./96", 0777 [pid 5224] newfstatat(3, "", [pid 5223] <... openat resumed>) = 3 [pid 9611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... mkdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] newfstatat(3, "", [pid 9611] exit_group(0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] getdents64(3, [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9611] <... exit_group resumed>) = ? [pid 5226] <... openat resumed>) = 3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] getdents64(3, [pid 9611] +++ exited with 0 +++ [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5224] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... ioctl resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 295.797728][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 295.809440][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 295.819627][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.828789][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 295.839144][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] umount2("./99/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] close(3 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5224] newfstatat(AT_FDCWD, "./95/cgroup", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./99/cgroup", [pid 5224] unlink("./95/cgroup" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] unlink("./99/cgroup" [pid 5224] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./99/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./95", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./95/cgroup.cpu", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./99/cgroup.cpu", [pid 5225] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] unlink("./95/cgroup.cpu" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5224] <... unlink resumed>) = 0 [ 295.855828][ T9612] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5223] unlink("./99/cgroup.cpu" [pid 5225] newfstatat(3, "", [pid 5224] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./99/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(3, [pid 5224] newfstatat(AT_FDCWD, "./95/cgroup.net", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./99/cgroup.net", [pid 5225] umount2("./95/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] unlink("./95/cgroup.net" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... unlink resumed>) = 0 [pid 5223] unlink("./99/cgroup.net" [pid 5225] newfstatat(AT_FDCWD, "./95/cgroup", [pid 5224] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./95/binderfs", [pid 5223] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9612] mkdir(NULL, 000 [pid 5225] unlink("./95/cgroup" [pid 5224] unlink("./95/binderfs" [pid 5223] newfstatat(AT_FDCWD, "./99/binderfs", [pid 9612] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9612] close(3 [pid 5225] umount2("./95/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] unlink("./99/binderfs" [pid 9612] close(4 [pid 5225] newfstatat(AT_FDCWD, "./95/cgroup.cpu", [pid 5223] <... unlink resumed>) = 0 [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] close(5 [pid 5225] unlink("./95/cgroup.cpu" [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9612] close(6 [pid 5225] <... unlink resumed>) = 0 [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9612] close(7 [pid 5225] umount2("./95/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9612] close(8 [pid 5225] newfstatat(AT_FDCWD, "./95/cgroup.net", [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9612] close(9 [pid 5225] unlink("./95/cgroup.net" [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 9612] close(10 [pid 5225] umount2("./95/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9612] close(11 [pid 5225] newfstatat(AT_FDCWD, "./95/binderfs", [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9612] close(12 [pid 5225] unlink("./95/binderfs" [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 9612] close(13 [ 295.893916][ T9612] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 295.911071][ T9612] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 295.928703][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 295.939705][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9612] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9612] close(14) = -1 EBADF (Bad file descriptor) [pid 9612] close(15) = -1 EBADF (Bad file descriptor) [pid 9612] close(16) = -1 EBADF (Bad file descriptor) [pid 9612] close(17) = -1 EBADF (Bad file descriptor) [pid 9612] close(18) = -1 EBADF (Bad file descriptor) [pid 9612] close(19) = -1 EBADF (Bad file descriptor) [pid 9612] close(20) = -1 EBADF (Bad file descriptor) [pid 9612] close(21) = -1 EBADF (Bad file descriptor) [pid 9612] close(22) = -1 EBADF (Bad file descriptor) [pid 9612] close(23) = -1 EBADF (Bad file descriptor) [pid 9612] close(24) = -1 EBADF (Bad file descriptor) [pid 9612] close(25) = -1 EBADF (Bad file descriptor) [pid 9612] close(26) = -1 EBADF (Bad file descriptor) [pid 9612] close(27) = -1 EBADF (Bad file descriptor) [pid 9612] close(28) = -1 EBADF (Bad file descriptor) [pid 9612] close(29) = -1 EBADF (Bad file descriptor) [pid 9612] exit_group(0) = ? [pid 9612] +++ exited with 0 +++ [pid 5223] <... umount2 resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=26 /* 0.26 s */} --- [ 295.951538][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] <... umount2 resumed>) = 0 [pid 5223] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./99/file0", [pid 5221] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./95/file0", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 3 [pid 5225] <... umount2 resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] newfstatat(3, "", [pid 5225] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... openat resumed>) = 4 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... openat resumed>) = 4 [pid 5223] newfstatat(4, "", [pid 5221] getdents64(3, [pid 5225] newfstatat(AT_FDCWD, "./95/file0", [pid 5224] newfstatat(4, "", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, [pid 5221] umount2("./100/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./95/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(4, [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, [pid 5221] newfstatat(AT_FDCWD, "./100/cgroup", [pid 5225] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] getdents64(4, [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4 [pid 5221] unlink("./100/cgroup" [pid 5225] newfstatat(4, "", [pid 5224] close(4 [pid 5223] <... close resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] rmdir("./99/file0" [pid 5221] umount2("./100/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(4, [pid 5224] rmdir("./95/file0" [pid 5223] <... rmdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, [pid 5221] newfstatat(AT_FDCWD, "./100/cgroup.cpu", [pid 5225] getdents64(4, [pid 5224] getdents64(3, [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3 [pid 5221] unlink("./100/cgroup.cpu" [pid 5225] close(4 [pid 5224] close(3 [pid 5223] <... close resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] rmdir("./99" [pid 5221] umount2("./100/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] rmdir("./95/file0" [pid 5224] rmdir("./95" [pid 5223] <... rmdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... rmdir resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] mkdir("./100", 0777 [pid 5221] newfstatat(AT_FDCWD, "./100/cgroup.net", [pid 5225] getdents64(3, [pid 5224] mkdir("./96", 0777 [pid 5223] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] unlink("./100/cgroup.net" [pid 5225] close(3 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5223] <... openat resumed>) = 3 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] rmdir("./95" [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5223] <... ioctl resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... rmdir resumed>) = 0 [pid 5224] <... ioctl resumed>) = 0 [pid 5223] close(3 [pid 5221] newfstatat(AT_FDCWD, "./100/binderfs", [pid 5225] mkdir("./96", 0777 [pid 5224] close(3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5221] unlink("./100/binderfs" [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5223] <... close resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 102 ./strace-static-x86_64: Process 9653 attached [pid 5225] <... ioctl resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 9653] set_robust_list(0x55557c72f760, 24 [pid 5225] close(3 [ 296.166443][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9653] <... set_robust_list resumed>) = 0 [pid 9653] chdir("./100") = 0 [pid 9653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9653] setpgid(0, 0) = 0 [pid 9653] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9653] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] <... close resumed>) = 0 ./strace-static-x86_64: Process 9654 attached [pid 9653] <... symlink resumed>) = 0 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 98 [pid 9653] symlink("/syzcgroup/net/syz1", "./cgroup.net"./strace-static-x86_64: Process 9655 attached [pid 9654] set_robust_list(0x55557c72f760, 24 [pid 9653] <... symlink resumed>) = 0 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 98 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9656 attached [pid 9655] set_robust_list(0x55557c72f760, 24 [pid 9654] <... set_robust_list resumed>) = 0 [pid 9656] set_robust_list(0x55557c72f760, 24 [pid 9655] <... set_robust_list resumed>) = 0 [pid 9654] chdir("./96" [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 98 [pid 9656] <... set_robust_list resumed>) = 0 [pid 9655] chdir("./96" [pid 9654] <... chdir resumed>) = 0 [pid 9653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9656] chdir("./96" [pid 9655] <... chdir resumed>) = 0 [pid 9654] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9656] <... chdir resumed>) = 0 [pid 9655] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9654] <... prctl resumed>) = 0 [pid 9656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9655] <... prctl resumed>) = 0 [pid 9654] setpgid(0, 0 [pid 9656] <... prctl resumed>) = 0 [pid 9655] setpgid(0, 0 [pid 9654] <... setpgid resumed>) = 0 [pid 9656] setpgid(0, 0 [pid 9655] <... setpgid resumed>) = 0 [pid 9654] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 9653] <... openat resumed>) = 3 [pid 9656] <... setpgid resumed>) = 0 [pid 9655] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9654] <... symlink resumed>) = 0 [pid 9656] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9655] <... symlink resumed>) = 0 [pid 9654] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 9653] write(3, "1000", 4 [pid 9656] <... symlink resumed>) = 0 [pid 9655] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9654] <... symlink resumed>) = 0 [pid 9656] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9655] <... symlink resumed>) = 0 [pid 9654] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 9656] <... symlink resumed>) = 0 [pid 9655] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9654] <... symlink resumed>) = 0 [pid 9653] <... write resumed>) = 4 [pid 9656] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9655] <... symlink resumed>) = 0 [pid 9654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9656] <... symlink resumed>) = 0 [pid 9655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9654] <... openat resumed>) = 3 [pid 9653] close(3 [pid 9656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9655] <... openat resumed>) = 3 [pid 9654] write(3, "1000", 4 [pid 9656] <... openat resumed>) = 3 [pid 9655] write(3, "1000", 4 [pid 9654] <... write resumed>) = 4 [pid 9656] write(3, "1000", 4 [pid 9655] <... write resumed>) = 4 [pid 9654] close(3 [pid 9656] <... write resumed>) = 4 [pid 9655] close(3 [pid 9654] <... close resumed>) = 0 [pid 9653] <... close resumed>) = 0 [pid 9656] close(3 [pid 9655] <... close resumed>) = 0 [pid 9654] symlink("/dev/binderfs", "./binderfs" [pid 9656] <... close resumed>) = 0 [pid 9655] symlink("/dev/binderfs", "./binderfs" [pid 9654] <... symlink resumed>) = 0 [pid 9656] symlink("/dev/binderfs", "./binderfs"executing program [pid 9655] <... symlink resumed>) = 0 [pid 9654] write(1, "executing program\n", 18executing program [pid 9656] <... symlink resumed>) = 0 [pid 9655] write(1, "executing program\n", 18 [pid 9654] <... write resumed>) = 18 executing program [pid 9653] symlink("/dev/binderfs", "./binderfs" [pid 9656] write(1, "executing program\n", 18 [pid 9655] <... write resumed>) = 18 [pid 9654] memfd_create("syzkaller", 0 [pid 5221] <... umount2 resumed>) = 0 [pid 9656] <... write resumed>) = 18 [pid 9655] memfd_create("syzkaller", 0 [pid 9654] <... memfd_create resumed>) = 3 [pid 9656] memfd_create("syzkaller", 0 [pid 9655] <... memfd_create resumed>) = 3 [pid 9654] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9656] <... memfd_create resumed>) = 3 [pid 9655] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9654] <... mmap resumed>) = 0x7f1398600000 [pid 9653] <... symlink resumed>) = 0 [pid 5221] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9656] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9655] <... mmap resumed>) = 0x7f1398600000 executing program [pid 9656] <... mmap resumed>) = 0x7f1398600000 [pid 9653] write(1, "executing program\n", 18 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9653] <... write resumed>) = 18 [pid 5221] newfstatat(AT_FDCWD, "./100/file0", [pid 9655] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9653] memfd_create("syzkaller", 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9653] <... memfd_create resumed>) = 3 [pid 5221] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./100/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./100") = 0 [pid 5221] mkdir("./101", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 9653] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9655] <... write resumed>) = 16777216 [pid 9654] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9655] munmap(0x7f1398600000, 138412032) = 0 [pid 9655] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5221] <... close resumed>) = 0 [pid 9656] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9655] <... openat resumed>) = 4 [pid 9653] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9655] ioctl(4, LOOP_SET_FD, 3 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9657 attached [pid 9655] <... ioctl resumed>) = 0 [pid 9656] <... write resumed>) = 16777216 [pid 9655] close(3 [pid 9656] munmap(0x7f1398600000, 138412032 [pid 9655] <... close resumed>) = 0 [ 296.953907][ T9655] loop3: detected capacity change from 0 to 32768 [pid 9655] close(4 [pid 9657] set_robust_list(0x55557c72f760, 24 [pid 9656] <... munmap resumed>) = 0 [pid 9655] <... close resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 103 [pid 9656] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9655] mkdir("./file0", 0777 [pid 9656] <... openat resumed>) = 4 [pid 9655] <... mkdir resumed>) = 0 [pid 9656] ioctl(4, LOOP_SET_FD, 3 [pid 9655] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9656] <... ioctl resumed>) = 0 [pid 9656] close(3) = 0 [pid 9656] close(4) = 0 [pid 9656] mkdir("./file0", 0777) = 0 [ 297.027073][ T9656] loop2: detected capacity change from 0 to 32768 [pid 9656] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9657] <... set_robust_list resumed>) = 0 [pid 9654] <... write resumed>) = 16777216 [pid 9653] <... write resumed>) = 16777216 [pid 9654] munmap(0x7f1398600000, 138412032) = 0 [pid 9653] munmap(0x7f1398600000, 138412032 [pid 9657] chdir("./101" [pid 9654] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9657] <... chdir resumed>) = 0 [pid 9654] <... openat resumed>) = 4 [pid 9654] ioctl(4, LOOP_SET_FD, 3 [pid 9657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9654] <... ioctl resumed>) = 0 [pid 9657] <... prctl resumed>) = 0 [pid 9657] setpgid(0, 0 [pid 9654] close(3) = 0 [pid 9657] <... setpgid resumed>) = 0 [pid 9654] close(4 [pid 9657] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9654] <... close resumed>) = 0 [pid 9654] mkdir("./file0", 0777executing program [pid 9657] <... symlink resumed>) = 0 [pid 9657] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9657] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9657] write(3, "1000", 4) = 4 [pid 9657] close(3) = 0 [pid 9657] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9657] write(1, "executing program\n", 18) = 18 [pid 9657] memfd_create("syzkaller", 0) = 3 [pid 9657] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9654] <... mkdir resumed>) = 0 [pid 9653] <... munmap resumed>) = 0 [pid 9654] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9653] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 297.163775][ T9654] loop4: detected capacity change from 0 to 32768 [pid 9653] ioctl(4, LOOP_SET_FD, 3) = 0 [ 297.204380][ T9653] loop1: detected capacity change from 0 to 32768 [pid 9653] close(3) = 0 [pid 9653] close(4) = 0 [pid 9653] mkdir("./file0", 0777) = 0 [ 297.244868][ T9655] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9653] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9657] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9655] <... mount resumed>) = 0 [pid 9655] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9655] chdir("./file0") = 0 [pid 9655] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9655] mkdir("./bus", 0777) = 0 [pid 9655] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9655] chdir("./bus") = 0 [pid 9655] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9655] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 297.397518][ T9655] XFS (loop3): Ending clean mount [ 297.406348][ T9656] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 297.411294][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 297.426773][ T60] XFS (loop3): Unmount and run xfs_repair [ 297.432562][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 297.441107][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 297.450689][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 297.452187][ T9654] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 297.460128][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 297.473091][ T9653] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 297.477578][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 297.477603][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 297.504217][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.513292][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.522277][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.531284][ T9655] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 297.541788][ T9656] XFS (loop2): Ending clean mount [pid 9655] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9657] <... write resumed>) = 16777216 [pid 9656] <... mount resumed>) = 0 [pid 9655] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9656] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9655] mkdir(NULL, 000 [pid 9657] munmap(0x7f1398600000, 138412032 [pid 9656] <... openat resumed>) = 3 [pid 9655] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9656] chdir("./file0" [pid 9655] close(3 [pid 9656] <... chdir resumed>) = 0 [pid 9655] <... close resumed>) = 0 [pid 9656] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9655] close(4 [pid 9656] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9656] mkdir("./bus", 0777 [pid 9655] close(5) = -1 EBADF (Bad file descriptor) [pid 9655] close(6 [pid 9657] <... munmap resumed>) = 0 [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9655] close(7) = -1 EBADF (Bad file descriptor) [pid 9655] close(8) = -1 EBADF (Bad file descriptor) [pid 9655] close(9) = -1 EBADF (Bad file descriptor) [pid 9655] close(10) = -1 EBADF (Bad file descriptor) [pid 9655] close(11) = -1 EBADF (Bad file descriptor) [pid 9655] close(12) = -1 EBADF (Bad file descriptor) [ 297.550345][ T9655] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 297.565185][ T9655] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9657] <... openat resumed>) = 4 [pid 9656] <... mkdir resumed>) = 0 [pid 9655] close(13) = -1 EBADF (Bad file descriptor) [pid 9655] close(14) = -1 EBADF (Bad file descriptor) [pid 9657] ioctl(4, LOOP_SET_FD, 3 [pid 9656] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9655] close(15 [pid 9656] chdir("./bus" [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9656] <... chdir resumed>) = 0 [pid 9655] close(16 [pid 9656] openat(AT_FDCWD, NULL, O_RDONLY [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9656] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9655] close(17 [pid 9656] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9656] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9655] close(18 [pid 9656] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9655] close(19) = -1 EBADF (Bad file descriptor) [pid 9655] close(20) = -1 EBADF (Bad file descriptor) [pid 9655] close(21) = -1 EBADF (Bad file descriptor) [pid 9657] <... ioctl resumed>) = 0 [pid 9655] close(22) = -1 EBADF (Bad file descriptor) [pid 9655] close(23 [pid 9657] close(3) = 0 [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9655] close(24 [pid 9657] close(4 [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] <... close resumed>) = 0 [pid 9655] close(25 [pid 9657] mkdir("./file0", 0777 [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] <... mkdir resumed>) = 0 [pid 9655] close(26 [pid 9657] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 297.610643][ T9657] loop0: detected capacity change from 0 to 32768 [ 297.617726][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 297.636129][ T60] XFS (loop2): Unmount and run xfs_repair [ 297.636543][ T9654] XFS (loop4): Ending clean mount [ 297.642074][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 9655] close(27 [pid 9654] <... mount resumed>) = 0 [pid 9654] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9654] chdir("./file0") = 0 [pid 9654] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9654] mkdir("./bus", 0777 [pid 9655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... mkdir resumed>) = 0 [pid 9654] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9654] chdir("./bus") = 0 [pid 9654] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9654] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9654] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9655] close(28) = -1 EBADF (Bad file descriptor) [pid 9655] close(29) = -1 EBADF (Bad file descriptor) [pid 9655] exit_group(0) = ? [ 297.659347][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 297.669773][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 297.680424][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 297.684267][ T9653] XFS (loop1): Ending clean mount [ 297.689740][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9655] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 9653] <... mount resumed>) = 0 [pid 5225] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9653] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5225] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9653] chdir("./file0" [pid 5225] <... openat resumed>) = 3 [pid 9653] <... chdir resumed>) = 0 [pid 5225] newfstatat(3, "", [pid 9653] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9653] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] getdents64(3, [ 297.703485][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 297.714598][ T5281] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 297.727157][ T5281] XFS (loop4): Unmount and run xfs_repair [ 297.733120][ T5281] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 297.735567][ T9657] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 297.742716][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9653] mkdir("./bus", 0777 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9653] <... mkdir resumed>) = 0 [pid 5225] umount2("./96/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9653] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9653] chdir("./bus" [pid 5225] newfstatat(AT_FDCWD, "./96/cgroup", [pid 9653] <... chdir resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9653] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] unlink("./96/cgroup" [pid 9653] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] <... unlink resumed>) = 0 [pid 9653] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5225] umount2("./96/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9653] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9653] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] newfstatat(AT_FDCWD, "./96/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./96/cgroup.cpu") = 0 [pid 5225] umount2("./96/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./96/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./96/cgroup.net") = 0 [pid 5225] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 297.759672][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 297.769784][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 297.779288][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.781415][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 297.788380][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5225] newfstatat(AT_FDCWD, "./96/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./96/binderfs") = 0 [ 297.809322][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.819488][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 297.820140][ T9656] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 297.832155][ T9657] XFS (loop0): Ending clean mount [ 297.839773][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 297.848523][ T9656] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 297.853712][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 297.868584][ T9] XFS (loop1): Unmount and run xfs_repair [ 297.877063][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.891722][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 297.891752][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 297.900590][ T9656] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 297.916802][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 297.917818][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.925963][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 297.935111][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.943643][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5225] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9656] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9656] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9656] close(3) = 0 [pid 9656] close(4) = -1 EBADF (Bad file descriptor) [pid 9656] close(5) = -1 EBADF (Bad file descriptor) [pid 9656] close(6) = -1 EBADF (Bad file descriptor) [pid 9656] close(7) = -1 EBADF (Bad file descriptor) [pid 9656] close(8) = -1 EBADF (Bad file descriptor) [pid 9656] close(9) = -1 EBADF (Bad file descriptor) [pid 9656] close(10) = -1 EBADF (Bad file descriptor) [pid 9656] close(11) = -1 EBADF (Bad file descriptor) [pid 9656] close(12) = -1 EBADF (Bad file descriptor) [pid 9656] close(13) = -1 EBADF (Bad file descriptor) [pid 9656] close(14) = -1 EBADF (Bad file descriptor) [pid 9656] close(15) = -1 EBADF (Bad file descriptor) [pid 9656] close(16) = -1 EBADF (Bad file descriptor) [pid 9656] close(17) = -1 EBADF (Bad file descriptor) [pid 9656] close(18) = -1 EBADF (Bad file descriptor) [pid 9656] close(19) = -1 EBADF (Bad file descriptor) [pid 9656] close(20) = -1 EBADF (Bad file descriptor) [pid 9656] close(21) = -1 EBADF (Bad file descriptor) [pid 9656] close(22) = -1 EBADF (Bad file descriptor) [pid 9656] close(23) = -1 EBADF (Bad file descriptor) [pid 9656] close(24) = -1 EBADF (Bad file descriptor) [pid 9656] close(25) = -1 EBADF (Bad file descriptor) [pid 9656] close(26) = -1 EBADF (Bad file descriptor) [pid 9656] close(27) = -1 EBADF (Bad file descriptor) [pid 9656] close(28) = -1 EBADF (Bad file descriptor) [pid 9656] close(29) = -1 EBADF (Bad file descriptor) [pid 9656] exit_group(0) = ? [pid 9656] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=36 /* 0.36 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./96/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./96/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./96/cgroup") = 0 [pid 5224] umount2("./96/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./96/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./96/cgroup.cpu") = 0 [pid 5224] umount2("./96/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./96/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./96/cgroup.net") = 0 [ 297.943666][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 297.943684][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.943702][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 297.969345][ T9654] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 297.970419][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9657] <... mount resumed>) = 0 [ 298.008756][ T9653] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 298.012131][ T9654] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 298.024455][ T9653] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 298.035198][ T9654] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9657] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9654] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9657] chdir("./file0" [pid 9654] mkdir(NULL, 000 [pid 5224] newfstatat(AT_FDCWD, "./96/binderfs", [pid 9654] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9657] <... chdir resumed>) = 0 [pid 9654] close(3 [pid 9653] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9654] <... close resumed>) = 0 [pid 9653] mkdir(NULL, 000 [pid 9657] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] unlink("./96/binderfs" [pid 9657] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... unlink resumed>) = 0 [pid 9657] mkdir("./bus", 0777 [pid 5224] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9657] <... mkdir resumed>) = 0 [pid 9654] close(4 [pid 9653] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9657] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(3 [pid 9657] chdir("./bus" [pid 9654] close(5 [pid 9653] <... close resumed>) = 0 [pid 9657] <... chdir resumed>) = 0 [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(4 [pid 9657] openat(AT_FDCWD, NULL, O_RDONLY [pid 9654] close(6 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(5 [pid 9657] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9654] close(7 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(6 [pid 9657] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9654] close(8 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(7 [pid 9654] close(9 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(8 [pid 9654] close(10 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(9 [pid 9654] close(11 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(10 [pid 9654] close(12 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(11 [pid 9654] close(13 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(12 [pid 9654] close(14 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(13 [pid 9654] close(15 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(14 [pid 9654] close(16 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(15 [pid 9654] close(17 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(16 [pid 5225] <... umount2 resumed>) = 0 [pid 9654] close(18) = -1 EBADF (Bad file descriptor) [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] close(19 [pid 5225] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(17 [pid 9654] close(20) = -1 EBADF (Bad file descriptor) [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] close(21) = -1 EBADF (Bad file descriptor) [pid 9653] close(18 [pid 9654] close(22 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(19 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9654] close(23 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(20 [pid 9654] close(24 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(21 [pid 9654] close(25 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(22 [pid 9654] close(26 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(23 [pid 5225] newfstatat(AT_FDCWD, "./96/file0", [pid 9654] close(27 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 298.060201][ T9653] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 298.076238][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9653] close(24 [pid 9654] close(28 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(25 [pid 9654] close(29 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(26 [pid 9654] exit_group(0 [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9654] <... exit_group resumed>) = ? [pid 9653] close(27 [pid 9654] +++ exited with 0 +++ [pid 9653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9653] close(28) = -1 EBADF (Bad file descriptor) [pid 9653] close(29) = -1 EBADF (Bad file descriptor) [pid 9653] exit_group(0) = ? [pid 9653] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=39 /* 0.39 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5225] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... restart_syscall resumed>) = 0 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 5225] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... restart_syscall resumed>) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5224] newfstatat(AT_FDCWD, "./96/file0", [pid 5223] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(4, "", [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] umount2("./96", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(4, [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 298.104575][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 298.116830][ T8] XFS (loop0): Unmount and run xfs_repair [ 298.122614][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 298.130316][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 298.139547][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] newfstatat(3, "", [pid 5226] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] getdents64(4, [pid 5224] <... openat resumed>) = 4 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] newfstatat(4, "", [pid 5223] getdents64(3, [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] getdents64(4, [pid 5223] umount2("./100/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] getdents64(4, [pid 5223] newfstatat(AT_FDCWD, "./100/cgroup", [pid 5225] close(4 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... close resumed>) = 0 [pid 5224] close(4 [pid 5223] unlink("./100/cgroup" [pid 5225] rmdir("./96/file0" [pid 5224] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] rmdir("./96/file0" [pid 5223] umount2("./100/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(3, "", [pid 5225] getdents64(3, [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] getdents64(3, [pid 5223] newfstatat(AT_FDCWD, "./100/cgroup.cpu", [pid 5226] getdents64(3, [pid 5225] close(3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... close resumed>) = 0 [pid 5224] close(3 [pid 5223] unlink("./100/cgroup.cpu" [pid 5226] umount2("./96/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] rmdir("./96" [pid 5224] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... rmdir resumed>) = 0 [pid 5224] rmdir("./96" [pid 5223] umount2("./100/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./96/cgroup", [pid 5225] mkdir("./97", 0777 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5224] mkdir("./97", 0777 [pid 5223] newfstatat(AT_FDCWD, "./100/cgroup.net", [pid 5226] unlink("./96/cgroup" [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] <... mkdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5223] unlink("./100/cgroup.net" [pid 5226] umount2("./96/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5224] <... openat resumed>) = 3 [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... ioctl resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5223] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./96/cgroup.cpu", [pid 5225] close(3 [pid 5224] <... ioctl resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./100/binderfs", [pid 5226] unlink("./96/cgroup.cpu" [pid 5224] close(3 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 298.148778][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 298.158088][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 298.167303][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 298.176461][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 298.185864][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 298.195121][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] unlink("./100/binderfs" [pid 5226] umount2("./96/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9698 attached [pid 5226] newfstatat(AT_FDCWD, "./96/cgroup.net", [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 99 ./strace-static-x86_64: Process 9699 attached [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9699] set_robust_list(0x55557c72f760, 24 [pid 5226] unlink("./96/cgroup.net" [pid 9699] <... set_robust_list resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 9699] chdir("./97" [pid 5226] umount2("./96/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9699] <... chdir resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5226] newfstatat(AT_FDCWD, "./96/binderfs", [pid 9699] <... prctl resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9699] setpgid(0, 0 [pid 5226] unlink("./96/binderfs" [pid 9699] <... setpgid resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [ 298.299944][ T9657] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9699] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5226] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9699] <... symlink resumed>) = 0 [pid 9699] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9698] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 99 [pid 9698] <... set_robust_list resumed>) = 0 [pid 9698] chdir("./97") = 0 [pid 9698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9698] setpgid(0, 0) = 0 [pid 9698] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9698] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 9698] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9698] write(3, "1000", 4) = 4 [pid 9698] close(3) = 0 [pid 9698] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9698] write(1, "executing program\n", 18) = 18 [pid 9698] memfd_create("syzkaller", 0) = 3 [pid 9698] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9699] <... symlink resumed>) = 0 [pid 9699] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9699] write(3, "1000", 4) = 4 [pid 9699] close(3) = 0 [pid 9699] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9699] write(1, "executing program\n", 18) = 18 [pid 5223] <... umount2 resumed>) = 0 [pid 9699] memfd_create("syzkaller", 0) = 3 [ 298.362543][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 298.377055][ T9657] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 298.392764][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9699] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./100/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", [pid 5226] <... umount2 resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./100/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3 [pid 5226] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... close resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] rmdir("./100" [pid 5226] newfstatat(AT_FDCWD, "./96/file0", [pid 5223] <... rmdir resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] mkdir("./101", 0777 [pid 5226] umount2("./96/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... mkdir resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] <... openat resumed>) = 3 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5226] getdents64(4, [pid 5223] <... ioctl resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [ 298.451380][ T9657] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5223] close(3 [pid 5226] getdents64(4, [pid 9657] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9657] mkdir(NULL, 000 [pid 5226] close(4 [pid 9657] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] <... close resumed>) = 0 [pid 9657] close(3 [pid 5226] rmdir("./96/file0" [pid 9657] <... close resumed>) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 9657] close(4) = -1 EBADF (Bad file descriptor) [pid 5226] getdents64(3, [pid 9699] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9657] close(5 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] close(6 [pid 5226] close(3 [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 9657] close(7) = -1 EBADF (Bad file descriptor) [pid 9657] close(8) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./96" [pid 9657] close(9 [pid 5226] <... rmdir resumed>) = 0 [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] close(10) = -1 EBADF (Bad file descriptor) [pid 9657] close(11) = -1 EBADF (Bad file descriptor) [pid 5226] mkdir("./97", 0777 [pid 9657] close(12) = -1 EBADF (Bad file descriptor) [pid 9657] close(13 [pid 5226] <... mkdir resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 9698] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9657] close(14) = -1 EBADF (Bad file descriptor) [pid 9657] close(15./strace-static-x86_64: Process 9700 attached ) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 3 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 103 [pid 9657] close(16 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] close(17) = -1 EBADF (Bad file descriptor) [pid 9657] close(18 [pid 5226] <... ioctl resumed>) = 0 executing program [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] close(3 [pid 9657] close(19 [pid 9700] set_robust_list(0x55557c72f760, 24) = 0 [pid 9700] chdir("./101") = 0 [pid 9700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9700] setpgid(0, 0) = 0 [pid 9700] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9700] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9700] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9700] write(3, "1000", 4) = 4 [pid 9700] close(3) = 0 [pid 9700] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9657] close(20) = -1 EBADF (Bad file descriptor) [pid 9657] close(21) = -1 EBADF (Bad file descriptor) [pid 9700] write(1, "executing program\n", 18) = 18 [pid 9700] memfd_create("syzkaller", 0) = 3 [pid 9700] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9657] close(22) = -1 EBADF (Bad file descriptor) [pid 9657] close(23) = -1 EBADF (Bad file descriptor) [pid 9657] close(24) = -1 EBADF (Bad file descriptor) [pid 9657] close(25) = -1 EBADF (Bad file descriptor) [pid 9657] close(26) = -1 EBADF (Bad file descriptor) [pid 9657] close(27) = -1 EBADF (Bad file descriptor) [pid 9657] close(28) = -1 EBADF (Bad file descriptor) [pid 9657] close(29) = -1 EBADF (Bad file descriptor) [pid 9657] exit_group(0) = ? [pid 9657] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=30 /* 0.30 s */} --- [pid 5221] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./101/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./101/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./101/cgroup") = 0 [pid 5221] umount2("./101/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./101/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./101/cgroup.cpu") = 0 [pid 5221] umount2("./101/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./101/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./101/cgroup.net") = 0 [pid 5221] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./101/binderfs") = 0 [ 298.848119][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9699] <... write resumed>) = 16777216 [pid 9699] munmap(0x7f1398600000, 138412032) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./101/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./101/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./101") = 0 [pid 5221] mkdir("./102", 0777 [pid 9700] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9699] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 9699] <... openat resumed>) = 4 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9699] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... ioctl resumed>) = 0 [ 299.067570][ T9699] loop3: detected capacity change from 0 to 32768 [pid 5221] close(3 [pid 9699] <... ioctl resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... close resumed>) = 0 [pid 9699] close(3 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9702 attached ./strace-static-x86_64: Process 9701 attached [pid 9699] <... close resumed>) = 0 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 99 [pid 9702] set_robust_list(0x55557c72f760, 24) = 0 [pid 9701] set_robust_list(0x55557c72f760, 24 [pid 9699] close(4 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 104 [pid 9702] chdir("./102" [pid 9701] <... set_robust_list resumed>) = 0 [pid 9699] <... close resumed>) = 0 [pid 9699] mkdir("./file0", 0777) = 0 [pid 9699] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9702] <... chdir resumed>) = 0 [pid 9702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9701] chdir("./97" [pid 9702] <... prctl resumed>) = 0 [pid 9701] <... chdir resumed>) = 0 [pid 9702] setpgid(0, 0 [pid 9701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9702] <... setpgid resumed>) = 0 [pid 9701] <... prctl resumed>) = 0 [pid 9701] setpgid(0, 0) = 0 [pid 9702] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9701] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9701] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9701] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9701] write(3, "1000", 4 [pid 9702] <... symlink resumed>) = 0 [pid 9701] <... write resumed>) = 4 [pid 9702] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9701] close(3) = 0 [pid 9701] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9701] write(1, "executing program\n", 18) = 18 [pid 9701] memfd_create("syzkaller", 0) = 3 [pid 9701] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9702] <... symlink resumed>) = 0 [pid 9702] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 9702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9702] write(3, "1000", 4) = 4 [pid 9702] close(3) = 0 executing program [pid 9702] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9702] write(1, "executing program\n", 18) = 18 [pid 9702] memfd_create("syzkaller", 0) = 3 [pid 9702] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9700] <... write resumed>) = 16777216 [pid 9700] munmap(0x7f1398600000, 138412032) = 0 [pid 9700] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9700] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9700] close(3) = 0 [pid 9700] close(4) = 0 [pid 9700] mkdir("./file0", 0777) = 0 [ 299.295179][ T9699] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 299.316281][ T9700] loop1: detected capacity change from 0 to 32768 [ 299.370683][ T9699] XFS (loop3): Ending clean mount [ 299.378991][ T9700] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9700] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9701] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9699] <... mount resumed>) = 0 [pid 9698] <... write resumed>) = 16777216 [pid 9702] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9699] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9698] munmap(0x7f1398600000, 138412032 [pid 9699] <... openat resumed>) = 3 [pid 9699] chdir("./file0") = 0 [pid 9699] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9699] mkdir("./bus", 0777) = 0 [pid 9699] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9699] chdir("./bus") = 0 [pid 9699] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9699] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9699] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9700] <... mount resumed>) = 0 [pid 9700] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9698] <... munmap resumed>) = 0 [ 299.542939][ T9700] XFS (loop1): Ending clean mount [ 299.557448][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 299.569935][ T9] XFS (loop3): Unmount and run xfs_repair [ 299.577176][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 9700] chdir("./file0" [pid 9698] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9700] <... chdir resumed>) = 0 [pid 9698] <... openat resumed>) = 4 [pid 9698] ioctl(4, LOOP_SET_FD, 3 [pid 9700] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 299.585214][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 299.594503][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 299.596748][ T9698] loop2: detected capacity change from 0 to 32768 [ 299.603486][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 299.619648][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 299.629020][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9700] mkdir("./bus", 0777 [pid 9698] <... ioctl resumed>) = 0 [pid 9700] <... mkdir resumed>) = 0 [pid 9698] close(3 [pid 9700] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9700] chdir("./bus" [pid 9698] <... close resumed>) = 0 [pid 9700] <... chdir resumed>) = 0 [pid 9700] openat(AT_FDCWD, NULL, O_RDONLY [pid 9698] close(4 [pid 9700] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9698] <... close resumed>) = 0 [pid 9700] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9698] mkdir("./file0", 0777 [pid 9700] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9698] <... mkdir resumed>) = 0 [pid 9700] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 299.638641][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 299.648112][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 299.657698][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 299.667046][ T9699] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 299.681620][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 299.693008][ T8] XFS (loop1): Unmount and run xfs_repair [ 299.698968][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 299.706585][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 299.708465][ T9699] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 299.715590][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9698] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9699] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9699] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9699] close(3) = 0 [pid 9699] close(4) = -1 EBADF (Bad file descriptor) [pid 9699] close(5) = -1 EBADF (Bad file descriptor) [pid 9699] close(6) = -1 EBADF (Bad file descriptor) [pid 9699] close(7) = -1 EBADF (Bad file descriptor) [pid 9699] close(8) = -1 EBADF (Bad file descriptor) [pid 9699] close(9) = -1 EBADF (Bad file descriptor) [pid 9699] close(10) = -1 EBADF (Bad file descriptor) [pid 9699] close(11) = -1 EBADF (Bad file descriptor) [pid 9699] close(12) = -1 EBADF (Bad file descriptor) [pid 9699] close(13) = -1 EBADF (Bad file descriptor) [pid 9699] close(14) = -1 EBADF (Bad file descriptor) [pid 9699] close(15) = -1 EBADF (Bad file descriptor) [pid 9699] close(16) = -1 EBADF (Bad file descriptor) [pid 9699] close(17) = -1 EBADF (Bad file descriptor) [pid 9699] close(18) = -1 EBADF (Bad file descriptor) [pid 9699] close(19) = -1 EBADF (Bad file descriptor) [pid 9699] close(20) = -1 EBADF (Bad file descriptor) [pid 9699] close(21) = -1 EBADF (Bad file descriptor) [pid 9699] close(22) = -1 EBADF (Bad file descriptor) [pid 9699] close(23) = -1 EBADF (Bad file descriptor) [pid 9699] close(24) = -1 EBADF (Bad file descriptor) [pid 9699] close(25) = -1 EBADF (Bad file descriptor) [pid 9699] close(26) = -1 EBADF (Bad file descriptor) [pid 9699] close(27) = -1 EBADF (Bad file descriptor) [pid 9699] close(28) = -1 EBADF (Bad file descriptor) [pid 9699] close(29) = -1 EBADF (Bad file descriptor) [ 299.715629][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 299.715648][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 299.715667][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 299.715686][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 299.715704][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 299.731406][ T9699] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9699] exit_group(0) = ? [pid 9699] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=37 /* 0.37 s */} --- [ 299.739280][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 299.801565][ T9700] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 299.826196][ T9700] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5225] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9700] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] <... openat resumed>) = 3 [pid 5225] newfstatat(3, "", [pid 9700] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9700] close(3) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9700] close(4) = -1 EBADF (Bad file descriptor) [pid 9700] close(5) = -1 EBADF (Bad file descriptor) [pid 9700] close(6) = -1 EBADF (Bad file descriptor) [pid 9700] close(7 [pid 5225] getdents64(3, [pid 9700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9700] close(8) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9700] close(9) = -1 EBADF (Bad file descriptor) [pid 9700] close(10) = -1 EBADF (Bad file descriptor) [pid 9700] close(11) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./97/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9700] close(12) = -1 EBADF (Bad file descriptor) [pid 9700] close(13) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9700] close(14) = -1 EBADF (Bad file descriptor) [pid 9700] close(15) = -1 EBADF (Bad file descriptor) [pid 9700] close(16) = -1 EBADF (Bad file descriptor) [pid 9700] close(17) = -1 EBADF (Bad file descriptor) [pid 9700] close(18) = -1 EBADF (Bad file descriptor) [pid 9700] close(19) = -1 EBADF (Bad file descriptor) [pid 9700] close(20) = -1 EBADF (Bad file descriptor) [pid 9700] close(21) = -1 EBADF (Bad file descriptor) [pid 9700] close(22) = -1 EBADF (Bad file descriptor) [pid 9700] close(23) = -1 EBADF (Bad file descriptor) [pid 9700] close(24) = -1 EBADF (Bad file descriptor) [pid 9700] close(25) = -1 EBADF (Bad file descriptor) [pid 9700] close(26) = -1 EBADF (Bad file descriptor) [pid 9700] close(27) = -1 EBADF (Bad file descriptor) [pid 9700] close(28) = -1 EBADF (Bad file descriptor) [pid 9700] close(29) = -1 EBADF (Bad file descriptor) [pid 9700] exit_group(0 [pid 5225] newfstatat(AT_FDCWD, "./97/cgroup", [pid 9700] <... exit_group resumed>) = ? [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./97/cgroup") = 0 [pid 5225] umount2("./97/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 299.842212][ T9700] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 299.870249][ T9698] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] newfstatat(AT_FDCWD, "./97/cgroup.cpu", [pid 9700] +++ exited with 0 +++ [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./97/cgroup.cpu" [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=31 /* 0.31 s */} --- [pid 5225] <... unlink resumed>) = 0 [pid 5225] umount2("./97/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./97/cgroup.net", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] unlink("./97/cgroup.net" [pid 5223] <... openat resumed>) = 3 [pid 5225] <... unlink resumed>) = 0 [pid 5223] newfstatat(3, "", [pid 5225] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] getdents64(3, [pid 5225] newfstatat(AT_FDCWD, "./97/binderfs", [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./101/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] unlink("./97/binderfs" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... unlink resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./101/cgroup", [pid 5225] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./101/cgroup") = 0 [pid 5223] umount2("./101/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./101/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./101/cgroup.cpu") = 0 [pid 5223] umount2("./101/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./101/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./101/cgroup.net") = 0 [pid 5223] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./101/binderfs") = 0 [pid 5223] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9701] <... write resumed>) = 16777216 [pid 9701] munmap(0x7f1398600000, 138412032) = 0 [pid 9701] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 299.954132][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 299.965273][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9701] ioctl(4, LOOP_SET_FD, 3 [pid 9698] <... mount resumed>) = 0 [pid 9698] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9698] chdir("./file0") = 0 [pid 9698] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9698] mkdir("./bus", 0777) = 0 [pid 9698] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9698] chdir("./bus") = 0 [pid 9698] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5225] <... umount2 resumed>) = 0 [pid 9698] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5225] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9698] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9698] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] newfstatat(AT_FDCWD, "./97/file0", [pid 9701] <... ioctl resumed>) = 0 [pid 9701] close(3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./97/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 300.012667][ T9698] XFS (loop2): Ending clean mount [ 300.022704][ T9701] loop4: detected capacity change from 0 to 32768 [ 300.041385][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5225] close(3 [pid 9701] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./97") = 0 [pid 9701] close(4 [pid 5225] mkdir("./98", 0777 [pid 5223] <... umount2 resumed>) = 0 [pid 9701] <... close resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 9701] mkdir("./file0", 0777 [pid 9702] <... write resumed>) = 16777216 [pid 5223] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9702] munmap(0x7f1398600000, 138412032 [pid 9701] <... mkdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 9701] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] newfstatat(AT_FDCWD, "./101/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [ 300.066777][ T9] XFS (loop2): Unmount and run xfs_repair [ 300.095044][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 5223] close(4) = 0 [pid 5223] rmdir("./101/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./101") = 0 [ 300.122547][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 300.131610][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 300.142441][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 300.155345][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5223] mkdir("./102", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 300.165186][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 300.177682][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 300.187284][ T9701] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 300.187619][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 300.205250][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] close(3 [pid 9702] <... munmap resumed>) = 0 [pid 9698] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9698] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9698] close(3) = 0 [pid 9698] close(4) = -1 EBADF (Bad file descriptor) [pid 9698] close(5) = -1 EBADF (Bad file descriptor) [pid 9698] close(6) = -1 EBADF (Bad file descriptor) [pid 9698] close(7) = -1 EBADF (Bad file descriptor) [pid 9698] close(8) = -1 EBADF (Bad file descriptor) [pid 9698] close(9) = -1 EBADF (Bad file descriptor) [pid 9698] close(10) = -1 EBADF (Bad file descriptor) [pid 9698] close(11) = -1 EBADF (Bad file descriptor) [pid 9698] close(12) = -1 EBADF (Bad file descriptor) [pid 9698] close(13) = -1 EBADF (Bad file descriptor) [pid 9698] close(14) = -1 EBADF (Bad file descriptor) [pid 9698] close(15) = -1 EBADF (Bad file descriptor) [pid 9698] close(16) = -1 EBADF (Bad file descriptor) [pid 9698] close(17) = -1 EBADF (Bad file descriptor) [pid 9698] close(18) = -1 EBADF (Bad file descriptor) [pid 9698] close(19) = -1 EBADF (Bad file descriptor) [pid 9698] close(20) = -1 EBADF (Bad file descriptor) [ 300.214258][ T9698] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 300.232454][ T9698] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 300.247632][ T9698] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9702] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5225] <... close resumed>) = 0 [pid 9702] <... openat resumed>) = 4 [pid 9698] close(21 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 9702] ioctl(4, LOOP_SET_FD, 3 [pid 9698] close(22) = -1 EBADF (Bad file descriptor) [pid 9698] close(23 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9702] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 9735 attached [pid 9735] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 104 [pid 9735] <... set_robust_list resumed>) = 0 [pid 9735] chdir("./102") = 0 [pid 9735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9735] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 9733 attached [pid 9735] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9702] close(3 [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 100 [pid 9733] set_robust_list(0x55557c72f760, 24 [pid 9702] <... close resumed>) = 0 [pid 9698] close(24 [pid 9735] <... symlink resumed>) = 0 [pid 9733] <... set_robust_list resumed>) = 0 [pid 9702] close(4 [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9733] chdir("./98" [pid 9702] <... close resumed>) = 0 [pid 9733] <... chdir resumed>) = 0 [pid 9702] mkdir("./file0", 0777 [pid 9698] close(25 [pid 9735] <... symlink resumed>) = 0 [pid 9733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9702] <... mkdir resumed>) = 0 [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9733] <... prctl resumed>) = 0 [pid 9702] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9698] close(26 [pid 9735] <... symlink resumed>) = 0 [pid 9733] setpgid(0, 0 [pid 9735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] <... openat resumed>) = 3 [pid 9733] <... setpgid resumed>) = 0 [ 300.335096][ T9702] loop0: detected capacity change from 0 to 32768 [pid 9735] write(3, "1000", 4 [pid 9698] close(27 [pid 9735] <... write resumed>) = 4 [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] close(3 [pid 9733] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9698] close(28 [pid 9735] <... close resumed>) = 0 [pid 9733] <... symlink resumed>) = 0 [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] symlink("/dev/binderfs", "./binderfs" [pid 9733] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9735] <... symlink resumed>) = 0 [pid 9735] write(1, "executing program\n", 18executing program ) = 18 [pid 9735] memfd_create("syzkaller", 0) = 3 [pid 9733] <... symlink resumed>) = 0 [pid 9698] close(29 [pid 9735] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9733] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9735] <... mmap resumed>) = 0x7f1398600000 [pid 9698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9733] <... symlink resumed>) = 0 [pid 9733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9698] exit_group(0 [pid 9733] <... openat resumed>) = 3 [pid 9698] <... exit_group resumed>) = ? [pid 9733] write(3, "1000", 4 [pid 9698] +++ exited with 0 +++ [pid 9733] <... write resumed>) = 4 [pid 9733] close(3 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=37 /* 0.37 s */} --- [pid 9733] <... close resumed>) = 0 [pid 5224] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9733] symlink("/dev/binderfs", "./binderfs" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9733] <... symlink resumed>) = 0 [pid 5224] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9733] write(1, "executing program\n", 18executing program ) = 18 [pid 5224] <... openat resumed>) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9733] memfd_create("syzkaller", 0 [pid 5224] getdents64(3, [pid 9733] <... memfd_create resumed>) = 3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9733] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9701] <... mount resumed>) = 0 [pid 5224] umount2("./97/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9701] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9733] <... mmap resumed>) = 0x7f1398600000 [pid 9701] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./97/cgroup", [pid 9701] chdir("./file0" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9701] <... chdir resumed>) = 0 [pid 5224] unlink("./97/cgroup" [pid 9701] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] <... unlink resumed>) = 0 [pid 9701] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] umount2("./97/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9701] mkdir("./bus", 0777 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./97/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./97/cgroup.cpu") = 0 [pid 9701] <... mkdir resumed>) = 0 [pid 5224] umount2("./97/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9701] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 300.416197][ T9702] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 300.438703][ T9701] XFS (loop4): Ending clean mount [pid 9701] chdir("./bus" [pid 5224] newfstatat(AT_FDCWD, "./97/cgroup.net", [pid 9701] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9701] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] unlink("./97/cgroup.net" [pid 9701] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] <... unlink resumed>) = 0 [pid 9702] <... mount resumed>) = 0 [pid 9702] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9702] chdir("./file0") = 0 [pid 9702] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9701] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9702] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9702] mkdir("./bus", 0777 [pid 9701] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 300.565060][ T9702] XFS (loop0): Ending clean mount [pid 5224] newfstatat(AT_FDCWD, "./97/binderfs", [pid 9735] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9702] <... mkdir resumed>) = 0 [pid 9701] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./97/binderfs") = 0 [pid 5224] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9733] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9702] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 300.636078][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 300.648242][ T9] XFS (loop4): Unmount and run xfs_repair [ 300.654537][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 300.662472][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 300.671656][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 300.680771][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 300.689935][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 300.698952][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 300.708116][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 300.717121][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 300.726097][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9702] chdir("./bus") = 0 [ 300.735182][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 300.745277][ T9701] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 300.776983][ T9701] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9735] <... write resumed>) = 16777216 [pid 9702] openat(AT_FDCWD, NULL, O_RDONLY [pid 9735] munmap(0x7f1398600000, 138412032 [pid 9702] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9701] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... umount2 resumed>) = 0 [pid 9701] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9702] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9735] <... munmap resumed>) = 0 [pid 9702] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9701] close(3 [pid 9735] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9702] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9735] <... openat resumed>) = 4 [pid 9701] <... close resumed>) = 0 [pid 9735] ioctl(4, LOOP_SET_FD, 3 [pid 5224] newfstatat(AT_FDCWD, "./97/file0", [ 300.865637][ T9701] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 300.900544][ T9735] loop1: detected capacity change from 0 to 32768 [pid 9701] close(4 [pid 9735] <... ioctl resumed>) = 0 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9735] close(3 [pid 9701] close(5 [pid 5224] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9735] <... close resumed>) = 0 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] close(4 [pid 9701] close(6 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9735] <... close resumed>) = 0 [pid 9735] mkdir("./file0", 0777 [pid 5224] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9735] <... mkdir resumed>) = 0 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 4 [pid 9735] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9701] close(7 [pid 5224] newfstatat(4, "", [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9701] close(8 [pid 5224] getdents64(4, [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9701] close(9) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(4, [pid 9701] close(10 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9701] close(11 [pid 5224] close(4 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [pid 9701] close(12 [pid 5224] rmdir("./97/file0" [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9701] close(13 [pid 5224] <... rmdir resumed>) = 0 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9701] close(14 [pid 5224] getdents64(3, [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9701] close(15 [pid 5224] close(3 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [pid 9701] close(16 [pid 5224] rmdir("./97" [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9701] close(17 [pid 5224] <... rmdir resumed>) = 0 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9701] close(18 [pid 5224] mkdir("./98", 0777 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... mkdir resumed>) = 0 [pid 9701] close(19) = -1 EBADF (Bad file descriptor) [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9701] close(20) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 3 [pid 9701] close(21) = -1 EBADF (Bad file descriptor) [pid 5224] ioctl(3, LOOP_CLR_FD [pid 9701] close(22) = -1 EBADF (Bad file descriptor) [pid 5224] <... ioctl resumed>) = 0 [pid 9701] close(23 [pid 5224] close(3 [pid 9701] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 300.908204][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 300.922488][ T9] XFS (loop0): Unmount and run xfs_repair [ 300.929261][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 300.950914][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9701] close(24) = -1 EBADF (Bad file descriptor) [pid 9701] close(25) = -1 EBADF (Bad file descriptor) [pid 9701] close(26) = -1 EBADF (Bad file descriptor) [pid 9701] close(27) = -1 EBADF (Bad file descriptor) [pid 9701] close(28) = -1 EBADF (Bad file descriptor) [pid 9701] close(29) = -1 EBADF (Bad file descriptor) [pid 9701] exit_group(0) = ? [ 300.965861][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 300.975113][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 300.987163][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 300.993815][ T9735] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 300.997792][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9701] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [ 301.015494][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.024560][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.035308][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.056412][ T9702] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9733] <... write resumed>) = 16777216 [pid 5226] umount2("./97", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9733] munmap(0x7f1398600000, 138412032 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] <... close resumed>) = 0 [pid 5226] newfstatat(3, "", [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./97/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./97/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9733] <... munmap resumed>) = 0 [pid 5226] unlink("./97/cgroup") = 0 ./strace-static-x86_64: Process 9753 attached [pid 9753] set_robust_list(0x55557c72f760, 24 [pid 5226] umount2("./97/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9753] <... set_robust_list resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 100 [pid 9753] chdir("./98" [pid 5226] newfstatat(AT_FDCWD, "./97/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9753] <... chdir resumed>) = 0 [pid 5226] unlink("./97/cgroup.cpu" [pid 9753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5226] <... unlink resumed>) = 0 [pid 9753] <... prctl resumed>) = 0 [pid 5226] umount2("./97/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9753] setpgid(0, 0) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./97/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9753] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5226] unlink("./97/cgroup.net" [pid 9753] <... symlink resumed>) = 0 [pid 9753] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5226] <... unlink resumed>) = 0 [pid 9753] <... symlink resumed>) = 0 [pid 5226] umount2("./97/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9753] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5226] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9753] <... symlink resumed>) = 0 [pid 5226] unlink("./97/binderfs" [pid 9753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] <... unlink resumed>) = 0 [pid 9733] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9753] <... openat resumed>) = 3 [pid 9753] write(3, "1000", 4) = 4 [pid 9753] close(3) = 0 [pid 9753] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9753] write(1, "executing program\n", 18executing program ) = 18 [pid 9753] memfd_create("syzkaller", 0) = 3 [pid 9733] <... openat resumed>) = 4 [pid 9702] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9753] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9733] ioctl(4, LOOP_SET_FD, 3 [ 301.141938][ T9702] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 301.157129][ T9702] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 301.168728][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 301.183225][ T9735] XFS (loop1): Ending clean mount [pid 9702] mkdir(NULL, 000 [pid 9735] <... mount resumed>) = 0 [pid 9733] <... ioctl resumed>) = 0 [pid 9702] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9735] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9733] close(3 [pid 9702] close(3 [pid 9735] <... openat resumed>) = 3 [pid 9733] <... close resumed>) = 0 [pid 9702] <... close resumed>) = 0 [pid 9735] chdir("./file0" [pid 9733] close(4 [pid 9702] close(4 [pid 9735] <... chdir resumed>) = 0 [pid 9733] <... close resumed>) = 0 [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9733] mkdir("./file0", 0777 [pid 9702] close(5 [pid 9735] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9733] <... mkdir resumed>) = 0 [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 301.189360][ T9733] loop3: detected capacity change from 0 to 32768 [pid 9735] mkdir("./bus", 0777 [pid 9733] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9702] close(6) = -1 EBADF (Bad file descriptor) [pid 9702] close(7) = -1 EBADF (Bad file descriptor) [pid 9702] close(8) = -1 EBADF (Bad file descriptor) [pid 9702] close(9) = -1 EBADF (Bad file descriptor) [pid 9702] close(10) = -1 EBADF (Bad file descriptor) [pid 9702] close(11) = -1 EBADF (Bad file descriptor) [pid 9702] close(12 [pid 9735] <... mkdir resumed>) = 0 [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9702] close(13 [pid 9735] chdir("./bus" [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] <... chdir resumed>) = 0 [pid 9702] close(14 [pid 9735] openat(AT_FDCWD, NULL, O_RDONLY [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9702] close(15 [pid 9735] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9702] close(16 [pid 9735] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9702] close(17) = -1 EBADF (Bad file descriptor) [pid 9702] close(18) = -1 EBADF (Bad file descriptor) [pid 9702] close(19) = -1 EBADF (Bad file descriptor) [pid 9702] close(20) = -1 EBADF (Bad file descriptor) [pid 9702] close(21) = -1 EBADF (Bad file descriptor) [pid 9702] close(22) = -1 EBADF (Bad file descriptor) [pid 9702] close(23) = -1 EBADF (Bad file descriptor) [pid 9702] close(24) = -1 EBADF (Bad file descriptor) [pid 9702] close(25) = -1 EBADF (Bad file descriptor) [pid 9702] close(26) = -1 EBADF (Bad file descriptor) [pid 9702] close(27) = -1 EBADF (Bad file descriptor) [pid 9702] close(28) = -1 EBADF (Bad file descriptor) [pid 9702] close(29) = -1 EBADF (Bad file descriptor) [pid 9702] exit_group(0) = ? [pid 9702] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=35 /* 0.35 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 301.291025][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 301.325308][ T5281] XFS (loop1): Unmount and run xfs_repair [pid 9753] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... umount2 resumed>) = 0 [ 301.345953][ T9733] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 301.361070][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 301.368910][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 301.378236][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 301.387740][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] getdents64(3, [pid 5226] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./102/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./102/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./102/cgroup") = 0 [pid 5226] newfstatat(AT_FDCWD, "./97/file0", [pid 5221] umount2("./102/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./97/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./102/cgroup.cpu", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 301.396711][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 301.405829][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 301.415872][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.425457][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.434868][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9735] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] unlink("./102/cgroup.cpu" [pid 9735] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9735] close(3) = 0 [pid 9735] close(4) = -1 EBADF (Bad file descriptor) [pid 9735] close(5) = -1 EBADF (Bad file descriptor) [pid 9735] close(6) = -1 EBADF (Bad file descriptor) [pid 9735] close(7) = -1 EBADF (Bad file descriptor) [pid 9735] close(8) = -1 EBADF (Bad file descriptor) [pid 9735] close(9) = -1 EBADF (Bad file descriptor) [pid 9735] close(10) = -1 EBADF (Bad file descriptor) [pid 9735] close(11) = -1 EBADF (Bad file descriptor) [pid 9735] close(12) = -1 EBADF (Bad file descriptor) [pid 9735] close(13) = -1 EBADF (Bad file descriptor) [pid 9735] close(14) = -1 EBADF (Bad file descriptor) [pid 9735] close(15 [pid 5226] <... openat resumed>) = 4 [pid 5221] <... unlink resumed>) = 0 [pid 9735] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9735] close(16) = -1 EBADF (Bad file descriptor) [pid 9735] close(17) = -1 EBADF (Bad file descriptor) [pid 9735] close(18) = -1 EBADF (Bad file descriptor) [pid 9735] close(19) = -1 EBADF (Bad file descriptor) [pid 9735] close(20) = -1 EBADF (Bad file descriptor) [pid 9735] close(21) = -1 EBADF (Bad file descriptor) [pid 9735] close(22) = -1 EBADF (Bad file descriptor) [pid 9735] close(23) = -1 EBADF (Bad file descriptor) [pid 9735] close(24) = -1 EBADF (Bad file descriptor) [pid 9735] close(25) = -1 EBADF (Bad file descriptor) [pid 9735] close(26) = -1 EBADF (Bad file descriptor) [pid 9735] close(27) = -1 EBADF (Bad file descriptor) [pid 9735] close(28) = -1 EBADF (Bad file descriptor) [pid 9735] close(29) = -1 EBADF (Bad file descriptor) [pid 9735] exit_group(0) = ? [ 301.444223][ T9735] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 301.458223][ T9735] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 301.473389][ T9735] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9733] <... mount resumed>) = 0 [pid 5226] newfstatat(4, "", [pid 5221] umount2("./102/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9735] +++ exited with 0 +++ [pid 9733] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9733] <... openat resumed>) = 3 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=33 /* 0.33 s */} --- [pid 5221] newfstatat(AT_FDCWD, "./102/cgroup.net", [pid 9733] chdir("./file0" [pid 5226] getdents64(4, [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 9733] <... chdir resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9733] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] getdents64(4, [pid 5221] unlink("./102/cgroup.net" [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5226] close(4 [pid 5221] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] rmdir("./97/file0" [pid 9733] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] newfstatat(AT_FDCWD, "./102/binderfs", [pid 5226] <... rmdir resumed>) = 0 [pid 5226] getdents64(3, [pid 9733] mkdir("./bus", 0777 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9733] <... mkdir resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] unlink("./102/binderfs" [pid 9733] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 301.495811][ T9733] XFS (loop3): Ending clean mount [pid 5226] close(3 [pid 5221] <... unlink resumed>) = 0 [pid 9733] chdir("./bus" [pid 5226] <... close resumed>) = 0 [pid 5223] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9733] <... chdir resumed>) = 0 [pid 5226] rmdir("./97") = 0 [pid 5226] mkdir("./98", 0777) = 0 [pid 5223] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9733] openat(AT_FDCWD, NULL, O_RDONLY [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9733] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9733] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 5223] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9733] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... openat resumed>) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./102/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./102/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./102/cgroup") = 0 [pid 5223] umount2("./102/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./102/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./102/cgroup.cpu") = 0 [pid 5223] umount2("./102/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./102/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 301.525568][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 301.561887][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5223] unlink("./102/cgroup.net" [pid 9753] <... write resumed>) = 16777216 [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./102/binderfs") = 0 [pid 5223] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 301.586198][ T9] XFS (loop3): Unmount and run xfs_repair [ 301.592006][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 301.613865][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 301.622802][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 301.632684][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 301.651270][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 301.672012][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9753] munmap(0x7f1398600000, 138412032) = 0 [pid 9753] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 9753] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... umount2 resumed>) = 0 [pid 9753] <... ioctl resumed>) = 0 [pid 5221] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 9753] close(3 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... umount2 resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 301.681991][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 301.691071][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.700096][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.709084][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 301.718442][ T9733] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 301.723067][ T9753] loop2: detected capacity change from 0 to 32768 [pid 9753] <... close resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./102/file0", [pid 9753] close(4 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9753] <... close resumed>) = 0 [pid 5221] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 9762 attached [pid 9753] mkdir("./file0", 0777 [pid 9733] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9762] set_robust_list(0x55557c72f760, 24 [pid 9753] <... mkdir resumed>) = 0 [pid 9733] mkdir(NULL, 000 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 100 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9762] <... set_robust_list resumed>) = 0 [pid 9753] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9733] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5223] newfstatat(AT_FDCWD, "./102/file0", [pid 5221] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9762] chdir("./98" [pid 9733] close(3 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9762] <... chdir resumed>) = 0 [pid 9733] <... close resumed>) = 0 [pid 5223] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 4 [pid 9762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9733] close(4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9762] <... prctl resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] newfstatat(4, "", [pid 9762] setpgid(0, 0 [pid 9733] close(5 [pid 5223] <... openat resumed>) = 4 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(4, "", [pid 9762] <... setpgid resumed>) = 0 [ 301.752117][ T9733] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 301.768684][ T9733] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9762] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9733] close(6 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9762] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9762] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9762] write(3, "1000", 4) = 4 [pid 9762] close(3 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(4, [pid 5221] getdents64(4, [pid 9762] <... close resumed>) = 0 [pid 9733] close(7 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(4, [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9733] close(8 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] getdents64(4, [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] close(4 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9762] symlink("/dev/binderfs", "./binderfs" [pid 9733] close(9 [pid 9762] <... symlink resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 5221] close(4 [pid 9733] close(10 [pid 5223] rmdir("./102/file0" [pid 9762] write(1, "executing program\n", 18 [pid 5221] <... close resumed>) = 0 executing program [pid 9762] <... write resumed>) = 18 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 5221] rmdir("./102/file0" [pid 9762] memfd_create("syzkaller", 0 [pid 9733] close(11 [pid 5223] getdents64(3, [pid 5221] <... rmdir resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] <... memfd_create resumed>) = 3 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] getdents64(3, [pid 9733] close(12 [pid 5223] close(3 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 5221] close(3 [pid 9733] close(13 [pid 5223] rmdir("./102" [pid 5221] <... close resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 5221] rmdir("./102" [pid 9762] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9733] close(14 [pid 5223] mkdir("./103", 0777 [pid 5221] <... rmdir resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... mkdir resumed>) = 0 [pid 5221] mkdir("./103", 0777 [pid 9733] close(15 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... mkdir resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9733] close(16 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] <... openat resumed>) = 3 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... ioctl resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 9733] close(17 [pid 5223] close(3 [pid 5221] <... ioctl resumed>) = 0 [pid 9733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 9733] close(18) = -1 EBADF (Bad file descriptor) [pid 9733] close(19) = -1 EBADF (Bad file descriptor) [pid 9733] close(20) = -1 EBADF (Bad file descriptor) [pid 9733] close(21) = -1 EBADF (Bad file descriptor) [pid 9733] close(22) = -1 EBADF (Bad file descriptor) [pid 9733] close(23) = -1 EBADF (Bad file descriptor) [pid 9733] close(24) = -1 EBADF (Bad file descriptor) [pid 9733] close(25) = -1 EBADF (Bad file descriptor) [pid 9733] close(26) = -1 EBADF (Bad file descriptor) [pid 9733] close(27) = -1 EBADF (Bad file descriptor) [pid 9733] close(28) = -1 EBADF (Bad file descriptor) [ 301.903812][ T9753] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9733] close(29) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9769 attached ./strace-static-x86_64: Process 9772 attached [pid 9733] exit_group(0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 105 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 105 [pid 9769] set_robust_list(0x55557c72f760, 24 [pid 9772] set_robust_list(0x55557c72f760, 24 [pid 9769] <... set_robust_list resumed>) = 0 [pid 9772] <... set_robust_list resumed>) = 0 [pid 9733] <... exit_group resumed>) = ? [pid 9769] chdir("./103" [pid 9772] chdir("./103" [pid 9769] <... chdir resumed>) = 0 [pid 9733] +++ exited with 0 +++ [pid 9769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9772] <... chdir resumed>) = 0 [pid 9769] <... prctl resumed>) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=32 /* 0.32 s */} --- [pid 9769] setpgid(0, 0 [pid 9772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9769] <... setpgid resumed>) = 0 executing program executing program [pid 9769] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9772] <... prctl resumed>) = 0 [pid 9769] <... symlink resumed>) = 0 [pid 9772] setpgid(0, 0 [pid 9769] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9772] <... setpgid resumed>) = 0 [pid 9772] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9769] <... symlink resumed>) = 0 [pid 9772] <... symlink resumed>) = 0 [pid 9772] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9769] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9772] <... symlink resumed>) = 0 [pid 9769] <... symlink resumed>) = 0 [pid 9772] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9772] <... symlink resumed>) = 0 [pid 9769] <... openat resumed>) = 3 [pid 9772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9769] write(3, "1000", 4 [pid 9772] <... openat resumed>) = 3 [pid 9769] <... write resumed>) = 4 [pid 9772] write(3, "1000", 4 [pid 9769] close(3) = 0 [pid 9772] <... write resumed>) = 4 [pid 9769] symlink("/dev/binderfs", "./binderfs" [pid 9772] close(3 [pid 9769] <... symlink resumed>) = 0 [pid 9772] <... close resumed>) = 0 [pid 9769] write(1, "executing program\n", 18 [pid 9772] symlink("/dev/binderfs", "./binderfs" [pid 9769] <... write resumed>) = 18 [pid 9772] <... symlink resumed>) = 0 [pid 9769] memfd_create("syzkaller", 0 [pid 9772] write(1, "executing program\n", 18 [pid 9769] <... memfd_create resumed>) = 3 [pid 9772] <... write resumed>) = 18 [pid 9772] memfd_create("syzkaller", 0 [pid 9769] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9772] <... memfd_create resumed>) = 3 [pid 9769] <... mmap resumed>) = 0x7f1398600000 [pid 9772] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5225] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./98/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./98/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./98/cgroup") = 0 [pid 5225] umount2("./98/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./98/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./98/cgroup.cpu") = 0 [pid 5225] umount2("./98/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./98/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./98/cgroup.net") = 0 [pid 5225] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./98/binderfs") = 0 [pid 5225] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 302.124571][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9762] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9753] <... mount resumed>) = 0 [pid 9753] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9753] <... openat resumed>) = 3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 302.215868][ T9753] XFS (loop2): Ending clean mount [pid 9753] chdir("./file0") = 0 [pid 5225] newfstatat(AT_FDCWD, "./98/file0", [pid 9753] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9753] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9753] mkdir("./bus", 0777 [pid 5225] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9753] <... mkdir resumed>) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./98/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./98") = 0 [pid 5225] mkdir("./99", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 9762] <... write resumed>) = 16777216 [pid 9753] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9753] chdir("./bus" [pid 9762] munmap(0x7f1398600000, 138412032 [pid 9753] <... chdir resumed>) = 0 [pid 5225] close(3 [pid 9753] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9753] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9753] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9772] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9762] <... munmap resumed>) = 0 [pid 9762] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 9762] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9762] close(3) = 0 [ 302.346731][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 302.360240][ T8] XFS (loop2): Unmount and run xfs_repair [ 302.372197][ T9762] loop4: detected capacity change from 0 to 32768 [pid 9762] close(4) = 0 [pid 9762] mkdir("./file0", 0777) = 0 [ 302.393771][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 302.421273][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 302.474647][ T9762] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 302.494274][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 302.503199][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 302.513692][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 302.522745][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 302.532478][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 302.542557][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 302.551887][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 302.560936][ T9753] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9762] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9772] <... write resumed>) = 16777216 [pid 5225] <... close resumed>) = 0 [pid 9772] munmap(0x7f1398600000, 138412032 [pid 9769] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9781 attached [pid 9772] <... munmap resumed>) = 0 [pid 9762] <... mount resumed>) = 0 [pid 9781] set_robust_list(0x55557c72f760, 24 [pid 9772] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9762] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9781] <... set_robust_list resumed>) = 0 [pid 9772] <... openat resumed>) = 4 [pid 9762] <... openat resumed>) = 3 [pid 9781] chdir("./99" [ 302.653922][ T9762] XFS (loop4): Ending clean mount [pid 9772] ioctl(4, LOOP_SET_FD, 3 [pid 9762] chdir("./file0" [pid 9781] <... chdir resumed>) = 0 [pid 9781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9762] <... chdir resumed>) = 0 [pid 9762] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9762] mkdir("./bus", 0777 [pid 9781] <... prctl resumed>) = 0 [pid 9781] setpgid(0, 0) = 0 [pid 9781] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9781] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9781] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9781] write(3, "1000", 4) = 4 [pid 9781] close(3) = 0 [pid 9781] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9781] write(1, "executing program\n", 18) = 18 [pid 9781] memfd_create("syzkaller", 0) = 3 [pid 9772] <... ioctl resumed>) = 0 [pid 9772] close(3 [pid 9781] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9772] <... close resumed>) = 0 [pid 9781] <... mmap resumed>) = 0x7f1398600000 [pid 9772] close(4) = 0 [pid 9772] mkdir("./file0", 0777) = 0 [ 302.685233][ T9772] loop1: detected capacity change from 0 to 32768 [pid 9772] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9762] <... mkdir resumed>) = 0 [pid 9762] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9762] chdir("./bus") = 0 [pid 9762] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9762] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9762] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 101 [ 302.753869][ T9753] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 302.774879][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 302.788174][ T9753] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 302.797199][ T8] XFS (loop4): Unmount and run xfs_repair [pid 9753] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9753] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9753] close(3) = 0 [pid 9753] close(4) = -1 EBADF (Bad file descriptor) [pid 9753] close(5) = -1 EBADF (Bad file descriptor) [pid 9753] close(6) = -1 EBADF (Bad file descriptor) [pid 9753] close(7) = -1 EBADF (Bad file descriptor) [pid 9753] close(8) = -1 EBADF (Bad file descriptor) [pid 9753] close(9) = -1 EBADF (Bad file descriptor) [pid 9753] close(10) = -1 EBADF (Bad file descriptor) [pid 9753] close(11) = -1 EBADF (Bad file descriptor) [pid 9753] close(12) = -1 EBADF (Bad file descriptor) [pid 9753] close(13) = -1 EBADF (Bad file descriptor) [pid 9753] close(14) = -1 EBADF (Bad file descriptor) [pid 9753] close(15) = -1 EBADF (Bad file descriptor) [pid 9753] close(16) = -1 EBADF (Bad file descriptor) [pid 9753] close(17) = -1 EBADF (Bad file descriptor) [pid 9753] close(18) = -1 EBADF (Bad file descriptor) [pid 9753] close(19) = -1 EBADF (Bad file descriptor) [pid 9753] close(20) = -1 EBADF (Bad file descriptor) [pid 9753] close(21) = -1 EBADF (Bad file descriptor) [pid 9753] close(22 [pid 9769] <... write resumed>) = 16777216 [pid 9753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9753] close(23) = -1 EBADF (Bad file descriptor) [pid 9753] close(24) = -1 EBADF (Bad file descriptor) [pid 9753] close(25) = -1 EBADF (Bad file descriptor) [pid 9753] close(26) = -1 EBADF (Bad file descriptor) [pid 9753] close(27) = -1 EBADF (Bad file descriptor) [pid 9753] close(28) = -1 EBADF (Bad file descriptor) [pid 9753] close(29) = -1 EBADF (Bad file descriptor) [pid 9753] exit_group(0) = ? [pid 9753] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./98/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./98/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 302.805495][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 302.812928][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 302.836990][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] unlink("./98/cgroup") = 0 [pid 5224] umount2("./98/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9769] munmap(0x7f1398600000, 138412032 [pid 5224] newfstatat(AT_FDCWD, "./98/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./98/cgroup.cpu") = 0 [pid 5224] umount2("./98/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./98/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./98/cgroup.net") = 0 [pid 5224] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./98/binderfs") = 0 [ 302.864363][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5224] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9769] <... munmap resumed>) = 0 [ 302.916647][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 302.929362][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 302.942756][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 302.953477][ T9772] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9769] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 9769] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9781] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9769] close(3) = 0 [pid 9769] close(4) = 0 [pid 9769] mkdir("./file0", 0777) = 0 [ 302.964550][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 302.975746][ T9769] loop0: detected capacity change from 0 to 32768 [ 302.982849][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9769] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./98/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./98/file0") = 0 [ 303.056893][ T9769] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 303.062151][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 303.077705][ T9762] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 303.093884][ T9772] XFS (loop1): Ending clean mount [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9762] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] close(3 [pid 9762] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5224] <... close resumed>) = 0 [pid 9762] close(3) = 0 [pid 5224] rmdir("./98" [pid 9762] close(4) = -1 EBADF (Bad file descriptor) [pid 5224] <... rmdir resumed>) = 0 [pid 9762] close(5 [pid 5224] mkdir("./99", 0777 [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(6 [pid 5224] <... mkdir resumed>) = 0 [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(7 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(8 [pid 5224] <... openat resumed>) = 3 [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(9 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(10 [pid 5224] <... ioctl resumed>) = 0 [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(11 [pid 5224] close(3 [pid 9762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9762] close(12) = -1 EBADF (Bad file descriptor) [pid 9762] close(13) = -1 EBADF (Bad file descriptor) [pid 9762] close(14) = -1 EBADF (Bad file descriptor) [pid 9762] close(15) = -1 EBADF (Bad file descriptor) [pid 9762] close(16) = -1 EBADF (Bad file descriptor) [pid 9762] close(17) = -1 EBADF (Bad file descriptor) [pid 9762] close(18) = -1 EBADF (Bad file descriptor) [pid 9762] close(19) = -1 EBADF (Bad file descriptor) [pid 9762] close(20) = -1 EBADF (Bad file descriptor) [pid 9762] close(21) = -1 EBADF (Bad file descriptor) [pid 9762] close(22) = -1 EBADF (Bad file descriptor) [pid 9762] close(23) = -1 EBADF (Bad file descriptor) [pid 9762] close(24) = -1 EBADF (Bad file descriptor) [pid 9762] close(25) = -1 EBADF (Bad file descriptor) [pid 9762] close(26) = -1 EBADF (Bad file descriptor) [pid 9762] close(27) = -1 EBADF (Bad file descriptor) [pid 9762] close(28) = -1 EBADF (Bad file descriptor) [pid 9762] close(29) = -1 EBADF (Bad file descriptor) [pid 9762] exit_group(0) = ? [pid 9762] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=30 /* 0.30 s */} --- [ 303.100342][ T9762] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 303.116151][ T9762] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./98", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./98/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./98/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./98/cgroup") = 0 [pid 5226] umount2("./98/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9772] <... mount resumed>) = 0 [pid 9772] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9772] chdir("./file0" [pid 5226] newfstatat(AT_FDCWD, "./98/cgroup.cpu", [pid 9772] <... chdir resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9772] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] unlink("./98/cgroup.cpu" [pid 9772] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] <... unlink resumed>) = 0 [pid 9772] mkdir("./bus", 0777 [pid 5226] umount2("./98/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./98/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./98/cgroup.net") = 0 [pid 5226] umount2("./98/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./98/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9772] <... mkdir resumed>) = 0 [pid 9772] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] unlink("./98/binderfs" [pid 9772] chdir("./bus" [pid 5226] <... unlink resumed>) = 0 [pid 9772] <... chdir resumed>) = 0 [pid 5226] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9772] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9772] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 303.217502][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 303.232217][ T9769] XFS (loop0): Ending clean mount [pid 9772] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9769] <... mount resumed>) = 0 [pid 9781] <... write resumed>) = 16777216 [pid 9769] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] <... close resumed>) = 0 [pid 9781] munmap(0x7f1398600000, 138412032 [pid 9769] <... openat resumed>) = 3 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 101 [pid 9769] chdir("./file0") = 0 [pid 9769] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9769] mkdir("./bus", 0777./strace-static-x86_64: Process 9798 attached [ 303.303321][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 303.315660][ T8] XFS (loop1): Unmount and run xfs_repair [ 303.321446][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 303.328986][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 303.337962][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9798] set_robust_list(0x55557c72f760, 24) = 0 [pid 9798] chdir("./99") = 0 [pid 9798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9798] setpgid(0, 0) = 0 [ 303.347571][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 303.356710][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 303.365946][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 303.375091][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 303.384186][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 303.393101][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9798] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 9798] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 9798] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 9798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9798] write(3, "1000", 4) = 4 executing program [pid 9798] close(3) = 0 [pid 9798] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9769] <... mkdir resumed>) = 0 [pid 9798] write(1, "executing program\n", 18 [pid 9769] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9798] <... write resumed>) = 18 [pid 9769] chdir("./bus" [pid 9798] memfd_create("syzkaller", 0 [pid 9769] <... chdir resumed>) = 0 [pid 9769] openat(AT_FDCWD, NULL, O_RDONLY [pid 9798] <... memfd_create resumed>) = 3 [pid 9769] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9769] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9769] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9798] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9781] <... munmap resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 303.402259][ T9772] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 303.416145][ T9772] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 303.421241][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 303.431188][ T9772] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5226] newfstatat(AT_FDCWD, "./98/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./98/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9781] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9772] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 303.459490][ T60] XFS (loop0): Unmount and run xfs_repair [ 303.471615][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 303.479930][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 303.489455][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 303.498490][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5226] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9781] <... openat resumed>) = 4 [pid 9772] mkdir(NULL, 000 [pid 5226] <... openat resumed>) = 4 [ 303.507423][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 303.516341][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 303.525283][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 303.534312][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 303.543276][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9781] ioctl(4, LOOP_SET_FD, 3 [pid 9772] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9772] close(3 [pid 5226] getdents64(4, [pid 9781] <... ioctl resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9772] <... close resumed>) = 0 [pid 9772] close(4 [pid 5226] getdents64(4, [pid 9781] close(3 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4 [pid 9772] close(5 [pid 9781] <... close resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 9781] close(4 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9781] <... close resumed>) = 0 [pid 9772] close(6 [pid 5226] rmdir("./98/file0" [pid 9781] mkdir("./file0", 0777 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9772] close(7 [pid 9769] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... rmdir resumed>) = 0 [pid 9781] <... mkdir resumed>) = 0 [pid 9769] mkdir(NULL, 000 [pid 5226] getdents64(3, [pid 9781] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 9769] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9769] close(3) = 0 [pid 5226] <... close resumed>) = 0 [pid 9769] close(4 [pid 5226] rmdir("./98" [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(5) = -1 EBADF (Bad file descriptor) [pid 9769] close(6 [pid 5226] <... rmdir resumed>) = 0 [pid 9772] close(8 [pid 5226] mkdir("./99", 0777 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... mkdir resumed>) = 0 [pid 9772] close(9 [pid 9769] close(7) = -1 EBADF (Bad file descriptor) [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(8) = -1 EBADF (Bad file descriptor) [pid 9769] close(9 [pid 9772] close(10 [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 3 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(10) = -1 EBADF (Bad file descriptor) [pid 9769] close(11) = -1 EBADF (Bad file descriptor) [pid 9772] close(11 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 9769] close(12) = -1 EBADF (Bad file descriptor) [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(13 [pid 5226] <... ioctl resumed>) = 0 [pid 9772] close(12 [pid 5226] close(3 [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 303.554184][ T9769] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 303.566463][ T9781] loop3: detected capacity change from 0 to 32768 [ 303.576856][ T9769] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 303.592490][ T9769] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9769] close(14 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(15) = -1 EBADF (Bad file descriptor) [pid 9769] close(16) = -1 EBADF (Bad file descriptor) [pid 9769] close(17) = -1 EBADF (Bad file descriptor) [pid 9769] close(18) = -1 EBADF (Bad file descriptor) [pid 9769] close(19) = -1 EBADF (Bad file descriptor) [pid 9769] close(20) = -1 EBADF (Bad file descriptor) [pid 9769] close(21) = -1 EBADF (Bad file descriptor) [pid 9769] close(22) = -1 EBADF (Bad file descriptor) [pid 9769] close(23) = -1 EBADF (Bad file descriptor) [pid 9769] close(24) = -1 EBADF (Bad file descriptor) [pid 9769] close(25) = -1 EBADF (Bad file descriptor) [pid 9769] close(26) = -1 EBADF (Bad file descriptor) [pid 9769] close(27 [pid 9772] close(13 [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(28 [pid 9772] close(14 [pid 9769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9769] close(29) = -1 EBADF (Bad file descriptor) [pid 9769] exit_group(0) = ? [pid 9769] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=33 /* 0.33 s */} --- [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9772] close(15) = -1 EBADF (Bad file descriptor) [pid 9798] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9772] close(16 [pid 5221] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./103/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./103/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./103/cgroup") = 0 [pid 5221] umount2("./103/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./103/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./103/cgroup.cpu") = 0 [pid 5221] umount2("./103/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./103/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./103/cgroup.net") = 0 [pid 5221] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./103/binderfs") = 0 [pid 5221] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9772] close(17 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 101 [pid 9772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9772] close(18) = -1 EBADF (Bad file descriptor) [pid 9772] close(19) = -1 EBADF (Bad file descriptor) [pid 9772] close(20) = -1 EBADF (Bad file descriptor) [pid 9772] close(21) = -1 EBADF (Bad file descriptor) [pid 9772] close(22) = -1 EBADF (Bad file descriptor) [pid 9772] close(23) = -1 EBADF (Bad file descriptor) [pid 9772] close(24) = -1 EBADF (Bad file descriptor) [pid 9772] close(25) = -1 EBADF (Bad file descriptor) [pid 9772] close(26) = -1 EBADF (Bad file descriptor) [pid 9772] close(27) = -1 EBADF (Bad file descriptor) [pid 9772] close(28) = -1 EBADF (Bad file descriptor) [pid 9772] close(29) = -1 EBADF (Bad file descriptor) [ 303.732165][ T9781] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 303.748603][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9772] exit_group(0) = ? [pid 9772] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=38 /* 0.38 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./103/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./103/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./103/cgroup") = 0 [pid 5223] umount2("./103/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./103/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./103/cgroup.cpu") = 0 [pid 5223] umount2("./103/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./103/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./103/cgroup.net") = 0 [pid 5223] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./103/binderfs") = 0 [pid 5223] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9781] <... mount resumed>) = 0 [pid 9781] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9781] chdir("./file0") = 0 [pid 9781] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9781] mkdir("./bus", 0777./strace-static-x86_64: Process 9805 attached [pid 9805] set_robust_list(0x55557c72f760, 24) = 0 [pid 9805] chdir("./99") = 0 [pid 9805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9805] setpgid(0, 0) = 0 [pid 9805] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9805] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9805] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9781] <... mkdir resumed>) = 0 [pid 9805] write(3, "1000", 4 [pid 9781] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 303.829792][ T9781] XFS (loop3): Ending clean mount [ 303.838808][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9805] <... write resumed>) = 4 [pid 9781] chdir("./bus" [pid 9805] close(3 [pid 9781] <... chdir resumed>) = 0 [pid 9805] <... close resumed>) = 0 [pid 9781] openat(AT_FDCWD, NULL, O_RDONLY [pid 9805] symlink("/dev/binderfs", "./binderfs" [pid 9781] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9805] <... symlink resumed>) = 0 [pid 9781] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000executing program [pid 9805] write(1, "executing program\n", 18 [pid 9781] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9805] <... write resumed>) = 18 [pid 9781] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9805] memfd_create("syzkaller", 0 [pid 9798] <... write resumed>) = 16777216 [pid 9805] <... memfd_create resumed>) = 3 [pid 5221] <... umount2 resumed>) = 0 [pid 9805] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9798] munmap(0x7f1398600000, 138412032 [pid 5221] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9805] <... mmap resumed>) = 0x7f1398600000 [pid 9798] <... munmap resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./103/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./103/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./103") = 0 [pid 5221] mkdir("./104", 0777 [pid 9798] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... mkdir resumed>) = 0 [pid 9798] <... openat resumed>) = 4 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9798] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... openat resumed>) = 3 [ 303.899591][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 303.917180][ T5281] XFS (loop3): Unmount and run xfs_repair [ 303.923075][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 303.932862][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9798] <... ioctl resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9798] close(3 [pid 5223] newfstatat(AT_FDCWD, "./103/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9798] <... close resumed>) = 0 [pid 9798] close(4) = 0 [pid 9798] mkdir("./file0", 0777) = 0 [pid 9798] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./103/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [ 303.945930][ T9798] loop2: detected capacity change from 0 to 32768 [ 303.964462][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5223] rmdir("./103") = 0 [pid 5223] mkdir("./104", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 304.028468][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 304.046379][ T9798] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 304.048088][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 304.103622][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 304.112635][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 304.143948][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 304.163630][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] close(3 [pid 5221] <... close resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9816 attached ./strace-static-x86_64: Process 9815 attached [pid 9816] set_robust_list(0x55557c72f760, 24 [pid 9815] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 106 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 106 [pid 9816] <... set_robust_list resumed>) = 0 [pid 9815] <... set_robust_list resumed>) = 0 [pid 9816] chdir("./104" [pid 9815] chdir("./104" [pid 9816] <... chdir resumed>) = 0 [pid 9815] <... chdir resumed>) = 0 [pid 9816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9816] setpgid(0, 0) = 0 [pid 9815] <... prctl resumed>) = 0 [pid 9816] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9815] setpgid(0, 0 [pid 9816] <... symlink resumed>) = 0 [pid 9815] <... setpgid resumed>) = 0 [pid 9816] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9815] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9816] <... symlink resumed>) = 0 [pid 9815] <... symlink resumed>) = 0 [pid 9816] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9815] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9816] <... symlink resumed>) = 0 [pid 9815] <... symlink resumed>) = 0 [pid 9816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9805] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9781] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9816] write(3, "1000", 4 [pid 9815] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9781] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9781] close(3) = 0 [pid 9781] close(4 [pid 9816] <... write resumed>) = 4 [pid 9815] <... symlink resumed>) = 0 [pid 9816] close(3 [pid 9815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] <... close resumed>) = 0 [pid 9815] <... openat resumed>) = 3 [ 304.231676][ T9781] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 304.248048][ T9781] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 304.263328][ T9781] XFS (loop3): Please unmount the filesystem and rectify the problem(s) executing program executing program [pid 9781] close(5 [pid 9816] symlink("/dev/binderfs", "./binderfs" [pid 9815] write(3, "1000", 4 [pid 9816] <... symlink resumed>) = 0 [pid 9815] <... write resumed>) = 4 [pid 9816] write(1, "executing program\n", 18 [pid 9815] close(3 [pid 9816] <... write resumed>) = 18 [pid 9815] <... close resumed>) = 0 [pid 9816] memfd_create("syzkaller", 0 [pid 9815] symlink("/dev/binderfs", "./binderfs" [pid 9816] <... memfd_create resumed>) = 3 [pid 9815] <... symlink resumed>) = 0 [pid 9816] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9815] write(1, "executing program\n", 18 [pid 9816] <... mmap resumed>) = 0x7f1398600000 [pid 9815] <... write resumed>) = 18 [pid 9815] memfd_create("syzkaller", 0) = 3 [pid 9815] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9798] <... mount resumed>) = 0 [pid 9798] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9798] chdir("./file0") = 0 [pid 9798] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9798] mkdir("./bus", 0777) = 0 [pid 9798] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9798] chdir("./bus") = 0 [pid 9798] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9798] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 304.425640][ T9798] XFS (loop2): Ending clean mount [pid 9798] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9805] <... write resumed>) = 16777216 [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9805] munmap(0x7f1398600000, 138412032 [pid 9781] close(6) = -1 EBADF (Bad file descriptor) [pid 9781] close(7) = -1 EBADF (Bad file descriptor) [pid 9781] close(8) = -1 EBADF (Bad file descriptor) [pid 9781] close(9) = -1 EBADF (Bad file descriptor) [pid 9805] <... munmap resumed>) = 0 [pid 9805] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 9781] close(10 [pid 9805] <... openat resumed>) = 4 [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9781] close(11) = -1 EBADF (Bad file descriptor) [pid 9781] close(12) = -1 EBADF (Bad file descriptor) [pid 9781] close(13) = -1 EBADF (Bad file descriptor) [ 304.447159][ T9798] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 304.470807][ T9798] XFS (loop2): Unmount and run xfs_repair [pid 9805] ioctl(4, LOOP_SET_FD, 3 [pid 9781] close(14) = -1 EBADF (Bad file descriptor) [pid 9781] close(15) = -1 EBADF (Bad file descriptor) [pid 9781] close(16 [pid 9805] <... ioctl resumed>) = 0 [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9805] close(3 [pid 9781] close(17) = -1 EBADF (Bad file descriptor) [pid 9805] <... close resumed>) = 0 [pid 9781] close(18) = -1 EBADF (Bad file descriptor) [pid 9781] close(19) = -1 EBADF (Bad file descriptor) [pid 9781] close(20) = -1 EBADF (Bad file descriptor) [pid 9805] close(4 [pid 9781] close(21) = -1 EBADF (Bad file descriptor) [pid 9781] close(22) = -1 EBADF (Bad file descriptor) [ 304.492214][ T9798] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 304.501353][ T9805] loop4: detected capacity change from 0 to 32768 [ 304.502284][ T9798] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 304.536037][ T9798] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9805] <... close resumed>) = 0 [pid 9781] close(23 [pid 9805] mkdir("./file0", 0777 [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9781] close(24) = -1 EBADF (Bad file descriptor) [pid 9781] close(25) = -1 EBADF (Bad file descriptor) [pid 9781] close(26 [pid 9805] <... mkdir resumed>) = 0 [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9781] close(27 [pid 9805] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9781] close(28) = -1 EBADF (Bad file descriptor) [pid 9781] close(29) = -1 EBADF (Bad file descriptor) [pid 9781] exit_group(0) = ? [pid 9816] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9781] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./99/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./99/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./99/cgroup") = 0 [pid 5225] umount2("./99/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./99/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./99/cgroup.cpu") = 0 [pid 5225] umount2("./99/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./99/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./99/cgroup.net") = 0 [pid 5225] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./99/binderfs") = 0 [ 304.555822][ T9798] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 304.583942][ T9798] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 304.605247][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 304.613737][ T9798] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 304.622699][ T9798] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 304.632435][ T9798] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 304.663483][ T9798] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 304.688835][ T9798] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9815] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... umount2 resumed>) = 0 [ 304.706359][ T9805] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9798] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./99/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./99/file0") = 0 [pid 9798] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5225] getdents64(3, [pid 9798] close(3 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9798] <... close resumed>) = 0 [pid 5225] close(3 [pid 9798] close(4 [pid 5225] <... close resumed>) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] rmdir("./99" [pid 9798] close(5 [pid 5225] <... rmdir resumed>) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9798] close(6 [pid 5225] mkdir("./100", 0777 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... mkdir resumed>) = 0 [ 304.743228][ T9798] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 304.763642][ T9798] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9798] close(7 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 9815] <... write resumed>) = 16777216 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 9815] munmap(0x7f1398600000, 138412032 [pid 9798] close(8 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9824 attached [pid 9815] <... munmap resumed>) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9815] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9798] close(9 [pid 9824] set_robust_list(0x55557c72f760, 24 [pid 9815] <... openat resumed>) = 4 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 102 [pid 9815] ioctl(4, LOOP_SET_FD, 3 [pid 9824] <... set_robust_list resumed>) = 0 [pid 9815] <... ioctl resumed>) = 0 [pid 9798] close(10 [pid 9815] close(3) = 0 [pid 9815] close(4) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] chdir("./100" [pid 9815] mkdir("./file0", 0777 [pid 9798] close(11 [pid 9824] <... chdir resumed>) = 0 [pid 9815] <... mkdir resumed>) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9815] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9798] close(12 [pid 9824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9798] close(13 [pid 9824] setpgid(0, 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... setpgid resumed>) = 0 [pid 9798] close(14 [pid 9824] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9798] close(15 [pid 9824] <... symlink resumed>) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9798] close(16 [pid 9824] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9798] close(17 [pid 9824] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 304.963399][ T9815] loop0: detected capacity change from 0 to 32768 [pid 9798] close(18 [pid 9824] <... symlink resumed>) = 0 [pid 9798] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9798] close(19) = -1 EBADF (Bad file descriptor) [pid 9798] close(20) = -1 EBADF (Bad file descriptor) [pid 9798] close(21) = -1 EBADF (Bad file descriptor) [pid 9798] close(22) = -1 EBADF (Bad file descriptor) [pid 9798] close(23) = -1 EBADF (Bad file descriptor) [pid 9798] close(24) = -1 EBADF (Bad file descriptor) [pid 9798] close(25) = -1 EBADF (Bad file descriptor) [pid 9798] close(26) = -1 EBADF (Bad file descriptor) [pid 9798] close(27) = -1 EBADF (Bad file descriptor) [pid 9798] close(28) = -1 EBADF (Bad file descriptor) [pid 9798] close(29) = -1 EBADF (Bad file descriptor) [pid 9798] exit_group(0) = ? [pid 9798] +++ exited with 0 +++ [pid 9824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 9824] write(3, "1000", 4) = 4 executing program [pid 9824] close(3) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 9824] symlink("/dev/binderfs", "./binderfs" [pid 5224] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9824] <... symlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9824] write(1, "executing program\n", 18 [pid 5224] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9824] <... write resumed>) = 18 [pid 5224] <... openat resumed>) = 3 [pid 9824] memfd_create("syzkaller", 0 [pid 5224] newfstatat(3, "", [pid 9824] <... memfd_create resumed>) = 3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9824] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] getdents64(3, [pid 9824] <... mmap resumed>) = 0x7f1398600000 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9816] <... write resumed>) = 16777216 [pid 5224] umount2("./99/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [ 305.004468][ T9815] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 305.048337][ T9805] XFS (loop4): Ending clean mount [ 305.083741][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 305.106112][ T9] XFS (loop4): Unmount and run xfs_repair [ 305.111902][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 305.121597][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 305.131683][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 305.140851][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 305.150015][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 305.159268][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 305.168429][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9816] munmap(0x7f1398600000, 138412032 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./99/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./99/cgroup") = 0 [pid 5224] umount2("./99/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./99/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./99/cgroup.cpu") = 0 [pid 5224] umount2("./99/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./99/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./99/cgroup.net") = 0 [pid 5224] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./99/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./99/binderfs") = 0 [pid 5224] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9805] <... mount resumed>) = 0 [pid 9805] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9805] chdir("./file0") = 0 [pid 9805] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9805] mkdir("./bus", 0777) = 0 [pid 9805] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9805] chdir("./bus") = 0 [pid 9805] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9805] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9805] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9824] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9816] <... munmap resumed>) = 0 [ 305.177787][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.186819][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.217755][ T9815] XFS (loop0): Ending clean mount [ 305.224293][ T9805] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 305.236713][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 305.246881][ T9816] loop1: detected capacity change from 0 to 32768 [ 305.256723][ T9805] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 305.304359][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 305.327513][ T9] XFS (loop0): Unmount and run xfs_repair [ 305.341461][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 9816] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9815] <... mount resumed>) = 0 [pid 9816] <... openat resumed>) = 4 [pid 9816] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9815] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9815] chdir("./file0") = 0 [pid 9815] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9815] mkdir("./bus", 0777 [pid 9816] close(3) = 0 [pid 9816] close(4) = 0 [pid 9816] mkdir("./file0", 0777) = 0 [pid 9816] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9815] <... mkdir resumed>) = 0 [pid 9815] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9815] chdir("./bus") = 0 [pid 9815] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9815] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9815] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9824] <... write resumed>) = 16777216 [pid 9805] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9824] munmap(0x7f1398600000, 138412032) = 0 [pid 9805] mkdir(NULL, 000 [pid 9824] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9805] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9824] <... openat resumed>) = 4 [pid 9805] close(3 [ 305.350927][ T9805] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 305.361827][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 305.371787][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 305.381112][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 305.390218][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9824] ioctl(4, LOOP_SET_FD, 3 [pid 9805] <... close resumed>) = 0 [pid 9805] close(4) = -1 EBADF (Bad file descriptor) [pid 9805] close(5) = -1 EBADF (Bad file descriptor) [pid 9805] close(6) = -1 EBADF (Bad file descriptor) [pid 9805] close(7) = -1 EBADF (Bad file descriptor) [pid 9805] close(8) = -1 EBADF (Bad file descriptor) [pid 9805] close(9) = -1 EBADF (Bad file descriptor) [pid 9805] close(10) = -1 EBADF (Bad file descriptor) [pid 9805] close(11) = -1 EBADF (Bad file descriptor) [pid 9805] close(12) = -1 EBADF (Bad file descriptor) [pid 9805] close(13) = -1 EBADF (Bad file descriptor) [pid 9805] close(14) = -1 EBADF (Bad file descriptor) [pid 9805] close(15) = -1 EBADF (Bad file descriptor) [pid 9805] close(16 [pid 9824] <... ioctl resumed>) = 0 [pid 9805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] close(3 [pid 9805] close(17 [pid 9824] <... close resumed>) = 0 [pid 9805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] close(4 [pid 9805] close(18 [pid 9824] <... close resumed>) = 0 [pid 9805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9805] close(19) = -1 EBADF (Bad file descriptor) [pid 9805] close(20) = -1 EBADF (Bad file descriptor) [pid 9805] close(21) = -1 EBADF (Bad file descriptor) [pid 9805] close(22) = -1 EBADF (Bad file descriptor) [pid 9805] close(23) = -1 EBADF (Bad file descriptor) [pid 9805] close(24) = -1 EBADF (Bad file descriptor) [pid 9805] close(25) = -1 EBADF (Bad file descriptor) [pid 9805] close(26) = -1 EBADF (Bad file descriptor) [pid 9805] close(27) = -1 EBADF (Bad file descriptor) [pid 9805] close(28 [pid 9824] mkdir("./file0", 0777 [pid 9805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... mkdir resumed>) = 0 [pid 9805] close(29 [pid 9824] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9805] exit_group(0) = ? [pid 9805] +++ exited with 0 +++ [ 305.398865][ T9824] loop3: detected capacity change from 0 to 32768 [ 305.399173][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 305.414796][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.423840][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.432758][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.441879][ T9815] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=32 /* 0.32 s */} --- [pid 5226] umount2("./99", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9815] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9815] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9815] close(3) = 0 [pid 9815] close(4) = -1 EBADF (Bad file descriptor) [pid 9815] close(5 [pid 5226] umount2("./99/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./99/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./99/cgroup") = 0 [pid 5226] umount2("./99/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./99/cgroup.cpu", [pid 9815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9815] close(6 [pid 5226] unlink("./99/cgroup.cpu") = 0 [pid 5226] umount2("./99/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./99/cgroup.net", [pid 9815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 5226] unlink("./99/cgroup.net" [pid 5224] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [ 305.460048][ T9815] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 305.474955][ T9815] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9815] close(7 [pid 5226] umount2("./99/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./99/file0", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] newfstatat(AT_FDCWD, "./99/binderfs", [pid 5224] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] unlink("./99/binderfs" [pid 5224] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... unlink resumed>) = 0 [pid 5224] <... openat resumed>) = 4 [pid 5226] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./99/file0" [pid 9815] close(8) = -1 EBADF (Bad file descriptor) [pid 9815] close(9) = -1 EBADF (Bad file descriptor) [pid 9815] close(10) = -1 EBADF (Bad file descriptor) [pid 9815] close(11) = -1 EBADF (Bad file descriptor) [pid 9815] close(12) = -1 EBADF (Bad file descriptor) [pid 9815] close(13) = -1 EBADF (Bad file descriptor) [pid 9815] close(14) = -1 EBADF (Bad file descriptor) [pid 9815] close(15) = -1 EBADF (Bad file descriptor) [pid 9815] close(16) = -1 EBADF (Bad file descriptor) [pid 9815] close(17) = -1 EBADF (Bad file descriptor) [pid 9815] close(18) = -1 EBADF (Bad file descriptor) [pid 9815] close(19) = -1 EBADF (Bad file descriptor) [pid 9815] close(20) = -1 EBADF (Bad file descriptor) [pid 9815] close(21) = -1 EBADF (Bad file descriptor) [pid 9815] close(22) = -1 EBADF (Bad file descriptor) [pid 9815] close(23) = -1 EBADF (Bad file descriptor) [pid 9815] close(24) = -1 EBADF (Bad file descriptor) [pid 9815] close(25) = -1 EBADF (Bad file descriptor) [pid 9815] close(26) = -1 EBADF (Bad file descriptor) [pid 9815] close(27) = -1 EBADF (Bad file descriptor) [pid 9815] close(28) = -1 EBADF (Bad file descriptor) [pid 9815] close(29) = -1 EBADF (Bad file descriptor) [pid 9815] exit_group(0) = ? [pid 9815] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=35 /* 0.35 s */} --- [pid 5224] <... rmdir resumed>) = 0 [pid 5224] getdents64(3, [pid 5221] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... close resumed>) = 0 [pid 5224] rmdir("./99" [pid 5221] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... rmdir resumed>) = 0 [pid 5224] mkdir("./100", 0777) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5221] newfstatat(3, "", [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5221] getdents64(3, [pid 5224] <... ioctl resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] close(3 [ 305.531630][ T9824] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 305.531643][ T9816] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 305.532786][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./104/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9816] <... mount resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./104/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./104/cgroup") = 0 [pid 5221] umount2("./104/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./104/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./104/cgroup.cpu") = 0 [pid 5221] umount2("./104/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./104/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./104/cgroup.net") = 0 [pid 5221] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./104/binderfs") = 0 [ 305.615296][ T9816] XFS (loop1): Ending clean mount [pid 5221] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9816] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9816] chdir("./file0") = 0 [pid 9816] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 305.653250][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9816] mkdir("./bus", 0777) = 0 [pid 9816] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9816] chdir("./bus") = 0 [pid 9816] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9816] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9816] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9851 attached [pid 5226] <... umount2 resumed>) = 0 [pid 9851] set_robust_list(0x55557c72f760, 24 [pid 5226] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 102 [pid 9851] <... set_robust_list resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9824] <... mount resumed>) = 0 [pid 9824] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9824] chdir("./file0") = 0 [pid 9824] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9824] mkdir("./bus", 0777) = 0 [pid 9824] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9824] chdir("./bus") = 0 [pid 9824] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9824] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./99/file0", [pid 9824] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9851] chdir("./100" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... umount2 resumed>) = 0 [ 305.732441][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 305.737804][ T9824] XFS (loop3): Ending clean mount [ 305.745858][ T9] XFS (loop1): Unmount and run xfs_repair [ 305.755878][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 305.767223][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9851] <... chdir resumed>) = 0 [pid 5226] umount2("./99/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./104/file0", [pid 9851] <... prctl resumed>) = 0 [pid 5226] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9851] setpgid(0, 0 [pid 5226] <... openat resumed>) = 4 [ 305.772539][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 305.778282][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 305.798306][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 305.804417][ T60] XFS (loop3): Unmount and run xfs_repair [ 305.808756][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 305.813858][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 5221] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9851] <... setpgid resumed>) = 0 [pid 5226] newfstatat(4, "", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9851] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9851] <... symlink resumed>) = 0 [pid 5226] getdents64(4, [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", [pid 9851] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, [pid 9851] <... symlink resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [ 305.823466][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 305.831162][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 305.840019][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.856478][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 305.856506][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 305.867147][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9851] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./99/file0" [pid 9851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9851] <... openat resumed>) = 3 [pid 5226] <... rmdir resumed>) = 0 [pid 5221] getdents64(4, [pid 9851] write(3, "1000", 4 [pid 5226] getdents64(3, [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9851] <... write resumed>) = 4 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] getdents64(4, [pid 9851] close(3 [pid 5226] close(3 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 9851] <... close resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5221] close(4 [pid 9851] symlink("/dev/binderfs", "./binderfs" [pid 5226] rmdir("./99" [pid 5221] <... close resumed>) = 0 [pid 9851] <... symlink resumed>) = 0 executing program [pid 5226] <... rmdir resumed>) = 0 [pid 5221] rmdir("./104/file0" [pid 9851] write(1, "executing program\n", 18 [pid 5226] mkdir("./100", 0777 [pid 5221] <... rmdir resumed>) = 0 [pid 9851] <... write resumed>) = 18 [pid 5226] <... mkdir resumed>) = 0 [pid 5221] getdents64(3, [pid 9851] memfd_create("syzkaller", 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9851] <... memfd_create resumed>) = 3 [pid 5226] <... openat resumed>) = 3 [pid 5221] close(3 [ 305.885402][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 305.889209][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.897382][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 305.906038][ T9816] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 305.915166][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9851] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5221] <... close resumed>) = 0 [pid 9851] <... mmap resumed>) = 0x7f1398600000 [pid 5226] <... ioctl resumed>) = 0 [pid 5221] rmdir("./104" [pid 5226] close(3 [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./105", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 305.934746][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.946260][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 305.953763][ T9816] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 305.955838][ T9824] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 305.990367][ T9824] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 306.005869][ T9824] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 306.015359][ T9816] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5221] close(3 [pid 9824] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9824] mkdir(NULL, 000 [pid 9816] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9824] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9824] close(3) = 0 [pid 9824] close(4) = -1 EBADF (Bad file descriptor) [pid 9824] close(5) = -1 EBADF (Bad file descriptor) [pid 9824] close(6) = -1 EBADF (Bad file descriptor) [pid 9824] close(7) = -1 EBADF (Bad file descriptor) [pid 9824] close(8) = -1 EBADF (Bad file descriptor) [pid 9824] close(9) = -1 EBADF (Bad file descriptor) [pid 9824] close(10) = -1 EBADF (Bad file descriptor) [pid 9824] close(11) = -1 EBADF (Bad file descriptor) [pid 9816] mkdir(NULL, 000 [pid 9824] close(12 [pid 9816] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(3 [pid 9824] close(13 [pid 9816] <... close resumed>) = 0 [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(4 [pid 9824] close(14 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(5 [pid 9824] close(15 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(6 [pid 9824] close(16 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(7 [pid 9824] close(17 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(8 [pid 9824] close(18 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(9 [pid 9824] close(19 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(10 [pid 9824] close(20 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(11 [pid 9824] close(21 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(12 [pid 9824] close(22 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(13 [pid 9824] close(23 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(14 [pid 9824] close(24 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(15 [pid 9824] close(25 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(16 [pid 9824] close(26 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(17 [pid 9824] close(27 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(18 [pid 9824] close(28 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(19 [pid 9824] close(29 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(20 [pid 9824] exit_group(0 [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9824] <... exit_group resumed>) = ? [pid 9816] close(21 [pid 9824] +++ exited with 0 +++ [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9816] close(22) = -1 EBADF (Bad file descriptor) [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 9816] close(23 [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... restart_syscall resumed>) = 0 [pid 9816] close(24) = -1 EBADF (Bad file descriptor) [pid 9816] close(25 [pid 5225] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9816] close(26 [pid 5225] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 3 [pid 9816] close(27 [pid 5225] newfstatat(3, "", [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9816] close(28 [pid 5225] getdents64(3, [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9816] close(29 [pid 5225] umount2("./100/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9816] exit_group(0 [pid 5225] newfstatat(AT_FDCWD, "./100/cgroup", [pid 9816] <... exit_group resumed>) = ? [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9816] +++ exited with 0 +++ [pid 5225] unlink("./100/cgroup") = 0 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=32 /* 0.32 s */} --- [pid 5225] umount2("./100/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./100/cgroup.cpu", [pid 5223] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] unlink("./100/cgroup.cpu" [pid 5223] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5225] umount2("./100/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(3, "", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] newfstatat(AT_FDCWD, "./100/cgroup.net", [pid 5223] getdents64(3, [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] unlink("./100/cgroup.net" [pid 5223] umount2("./104/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./104/cgroup", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] newfstatat(AT_FDCWD, "./100/binderfs", [pid 5223] unlink("./104/cgroup" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5225] unlink("./100/binderfs" [pid 5223] umount2("./104/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./104/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./104/cgroup.cpu") = 0 [pid 5223] umount2("./104/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./104/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./104/cgroup.net") = 0 [pid 5223] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./104/binderfs" [pid 5226] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... close resumed>) = 0 [ 306.147258][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9852 attached [pid 9852] set_robust_list(0x55557c72f760, 24) = 0 [pid 9852] chdir("./105") = 0 [pid 9852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9852] setpgid(0, 0) = 0 [pid 9852] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9852] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9852] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 executing program [pid 9852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 102 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 107 [pid 9852] <... openat resumed>) = 3 [pid 9852] write(3, "1000", 4) = 4 [pid 9852] close(3) = 0 [pid 9852] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9852] write(1, "executing program\n", 18) = 18 [pid 9852] memfd_create("syzkaller", 0) = 3 [pid 9852] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 306.196438][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a ./strace-static-x86_64: Process 9853 attached [pid 5225] <... umount2 resumed>) = 0 [pid 9853] set_robust_list(0x55557c72f760, 24 [pid 9851] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9853] <... set_robust_list resumed>) = 0 [pid 9853] chdir("./100") = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9853] setpgid(0, 0) = 0 [pid 9853] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9853] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9853] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9853] write(3, "1000", 4) = 4 [pid 9853] close(3) = 0 [pid 9853] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5225] newfstatat(AT_FDCWD, "./100/file0", [pid 9853] write(1, "executing program\n", 18) = 18 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9853] memfd_create("syzkaller", 0) = 3 [pid 5225] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9853] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9853] <... mmap resumed>) = 0x7f1398600000 [pid 5223] <... umount2 resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... openat resumed>) = 4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(4, "", [pid 5223] newfstatat(AT_FDCWD, "./104/file0", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4 [pid 5223] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./100/file0" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... rmdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... openat resumed>) = 4 [pid 9853] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] close(3 [pid 5223] newfstatat(4, "", [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./100") = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9852] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] mkdir("./101", 0777 [pid 5223] getdents64(4, [pid 5225] <... mkdir resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5223] getdents64(4, [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(3 [pid 5223] close(4) = 0 [pid 9853] <... write resumed>) = 16777216 [pid 5223] rmdir("./104/file0" [pid 9853] munmap(0x7f1398600000, 138412032 [pid 5223] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, [pid 9853] <... munmap resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9853] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] close(3 [pid 9853] <... openat resumed>) = 4 [pid 5223] <... close resumed>) = 0 [pid 9853] ioctl(4, LOOP_SET_FD, 3 [pid 5223] rmdir("./104") = 0 [pid 5223] mkdir("./105", 0777 [pid 9853] <... ioctl resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 9853] close(3 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9853] <... close resumed>) = 0 [pid 9853] close(4 [pid 5223] <... openat resumed>) = 3 [pid 9853] <... close resumed>) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 9853] mkdir("./file0", 0777 [pid 5223] <... ioctl resumed>) = 0 [pid 9853] <... mkdir resumed>) = 0 [pid 5223] close(3 [ 306.681821][ T9853] loop4: detected capacity change from 0 to 32768 [pid 9853] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... close resumed>) = 0 [pid 9851] <... write resumed>) = 16777216 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9851] munmap(0x7f1398600000, 138412032executing program ./strace-static-x86_64: Process 9856 attached [pid 9856] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 107 [pid 9856] <... set_robust_list resumed>) = 0 [pid 9856] chdir("./105") = 0 [pid 9856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9856] setpgid(0, 0) = 0 [pid 9856] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9856] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9856] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9856] write(3, "1000", 4) = 4 [pid 9856] close(3) = 0 [pid 9856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9856] write(1, "executing program\n", 18) = 18 [pid 9856] memfd_create("syzkaller", 0) = 3 [pid 9856] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9851] <... munmap resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 9851] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9851] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 9859 attached [pid 9859] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 103 [pid 9859] <... set_robust_list resumed>) = 0 [pid 9859] chdir("./101") = 0 [pid 9859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9859] setpgid(0, 0) = 0 [pid 9859] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 9859] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9859] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9851] <... ioctl resumed>) = 0 [pid 9851] close(3) = 0 [pid 9851] close(4) = 0 [pid 9851] mkdir("./file0", 0777) = 0 [pid 9859] write(3, "1000", 4) = 4 [pid 9851] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9859] close(3) = 0 [pid 9859] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9859] write(1, "executing program\n", 18executing program ) = 18 [pid 9859] memfd_create("syzkaller", 0) = 3 [pid 9859] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 306.853903][ T9851] loop2: detected capacity change from 0 to 32768 [ 306.913749][ T9853] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 306.983820][ T9851] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 307.012019][ T9853] XFS (loop4): Ending clean mount [pid 9859] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9853] <... mount resumed>) = 0 [pid 9852] <... write resumed>) = 16777216 [pid 9851] <... mount resumed>) = 0 [ 307.084868][ T9851] XFS (loop2): Ending clean mount [pid 9853] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9852] munmap(0x7f1398600000, 138412032 [pid 9851] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9851] chdir("./file0") = 0 [pid 9851] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9851] mkdir("./bus", 0777 [pid 9853] <... openat resumed>) = 3 [pid 9853] chdir("./file0") = 0 [pid 9853] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9853] mkdir("./bus", 0777) = 0 [pid 9851] <... mkdir resumed>) = 0 [pid 9853] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9853] chdir("./bus") = 0 [pid 9853] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9853] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9856] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9853] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 307.144904][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 307.156309][ T60] XFS (loop4): Unmount and run xfs_repair [ 307.162081][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 307.169763][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 307.178812][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9853] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9852] <... munmap resumed>) = 0 [pid 9851] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9851] chdir("./bus") = 0 [pid 9851] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9851] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9851] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9852] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 307.187980][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 307.197038][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 307.206882][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 307.206944][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 307.215856][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 307.215889][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9852] ioctl(4, LOOP_SET_FD, 3) = 0 [ 307.229134][ T9852] loop0: detected capacity change from 0 to 32768 [ 307.236237][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 307.260827][ T9853] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 307.276296][ T9] XFS (loop2): Unmount and run xfs_repair [pid 9852] close(3) = 0 [pid 9852] close(4 [pid 9853] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9852] <... close resumed>) = 0 [ 307.276700][ T9853] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 307.282053][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 307.297423][ T9853] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 307.343650][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 307.352605][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 307.383662][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9853] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 307.392597][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 307.414127][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 307.423147][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9853] close(3) = 0 [pid 9852] mkdir("./file0", 0777 [pid 9853] close(4) = -1 EBADF (Bad file descriptor) [pid 9853] close(5) = -1 EBADF (Bad file descriptor) [pid 9853] close(6 [pid 9852] <... mkdir resumed>) = 0 [ 307.453673][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 307.462607][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9859] <... write resumed>) = 16777216 [pid 9856] <... write resumed>) = 16777216 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9856] munmap(0x7f1398600000, 138412032 [pid 9859] munmap(0x7f1398600000, 138412032 [pid 9853] close(7 [pid 9851] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9856] <... munmap resumed>) = 0 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9856] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 307.495061][ T9851] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 307.515062][ T9851] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 307.531840][ T9851] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9856] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9853] close(8 [pid 9851] mkdir(NULL, 000 [pid 9856] close(3) = 0 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9851] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9856] close(4) = 0 [pid 9856] mkdir("./file0", 0777) = 0 [pid 9856] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9859] <... munmap resumed>) = 0 [pid 9853] close(9 [pid 9851] close(3 [pid 9859] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9859] ioctl(4, LOOP_SET_FD, 3 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9851] <... close resumed>) = 0 [pid 9859] <... ioctl resumed>) = 0 [pid 9853] close(10 [pid 9851] close(4) = -1 EBADF (Bad file descriptor) [pid 9851] close(5) = -1 EBADF (Bad file descriptor) [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9853] close(11) = -1 EBADF (Bad file descriptor) [pid 9853] close(12) = -1 EBADF (Bad file descriptor) [pid 9859] close(3 [pid 9853] close(13 [pid 9859] <... close resumed>) = 0 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(4 [pid 9853] close(14 [pid 9851] close(6) = -1 EBADF (Bad file descriptor) [pid 9851] close(7) = -1 EBADF (Bad file descriptor) [ 307.544434][ T9856] loop1: detected capacity change from 0 to 32768 [ 307.567789][ T9859] loop3: detected capacity change from 0 to 32768 [pid 9851] close(8 [pid 9859] <... close resumed>) = 0 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9853] close(15) = -1 EBADF (Bad file descriptor) [pid 9853] close(16 [pid 9859] mkdir("./file0", 0777 [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] <... mkdir resumed>) = 0 [pid 9853] close(17) = -1 EBADF (Bad file descriptor) [pid 9853] close(18) = -1 EBADF (Bad file descriptor) [pid 9853] close(19) = -1 EBADF (Bad file descriptor) [pid 9853] close(20 [pid 9859] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9853] close(21) = -1 EBADF (Bad file descriptor) [pid 9853] close(22) = -1 EBADF (Bad file descriptor) [pid 9853] close(23) = -1 EBADF (Bad file descriptor) [pid 9853] close(24) = -1 EBADF (Bad file descriptor) [pid 9853] close(25) = -1 EBADF (Bad file descriptor) [pid 9853] close(26) = -1 EBADF (Bad file descriptor) [pid 9853] close(27) = -1 EBADF (Bad file descriptor) [pid 9853] close(28) = -1 EBADF (Bad file descriptor) [pid 9853] close(29) = -1 EBADF (Bad file descriptor) [pid 9851] close(9 [pid 9853] exit_group(0) = ? [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9853] +++ exited with 0 +++ [pid 9851] close(10) = -1 EBADF (Bad file descriptor) [pid 9851] close(11) = -1 EBADF (Bad file descriptor) [pid 9851] close(12) = -1 EBADF (Bad file descriptor) [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [pid 5226] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9851] close(13) = -1 EBADF (Bad file descriptor) [pid 9851] close(14 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./100/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./100/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./100/cgroup") = 0 [pid 5226] umount2("./100/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./100/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./100/cgroup.cpu") = 0 [pid 5226] umount2("./100/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./100/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./100/cgroup.net" [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... unlink resumed>) = 0 [pid 9851] close(15 [pid 5226] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./100/binderfs", [pid 9851] close(16 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./100/binderfs") = 0 [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9851] close(17) = -1 EBADF (Bad file descriptor) [ 307.612586][ T9852] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 307.614735][ T9856] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 307.652676][ T9859] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9851] close(18) = -1 EBADF (Bad file descriptor) [pid 9851] close(19) = -1 EBADF (Bad file descriptor) [pid 9851] close(20) = -1 EBADF (Bad file descriptor) [pid 9851] close(21) = -1 EBADF (Bad file descriptor) [pid 9851] close(22) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = 0 [pid 9851] close(23) = -1 EBADF (Bad file descriptor) [pid 9856] <... mount resumed>) = 0 [pid 9852] <... mount resumed>) = 0 [pid 5226] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9856] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9851] close(24 [pid 9852] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9856] <... openat resumed>) = 3 [pid 9852] <... openat resumed>) = 3 [pid 9851] close(25 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9856] chdir("./file0" [pid 5226] newfstatat(AT_FDCWD, "./100/file0", [pid 9856] <... chdir resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9856] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9856] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9856] mkdir("./bus", 0777 [pid 9852] chdir("./file0" [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9852] <... chdir resumed>) = 0 [pid 9851] close(26 [pid 9852] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9851] close(27 [pid 9852] mkdir("./bus", 0777 [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9851] close(28) = -1 EBADF (Bad file descriptor) [pid 9851] close(29 [pid 5226] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9851] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9851] exit_group(0) = ? [pid 9851] +++ exited with 0 +++ [pid 5226] <... openat resumed>) = 4 [pid 9852] <... mkdir resumed>) = 0 [pid 9852] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9852] chdir("./bus") = 0 [pid 5226] newfstatat(4, "", [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9852] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] getdents64(4, [pid 9852] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9852] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9852] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9859] <... mount resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [ 307.688885][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 307.719197][ T9852] XFS (loop0): Ending clean mount [ 307.722826][ T9856] XFS (loop1): Ending clean mount [ 307.728750][ T9859] XFS (loop3): Ending clean mount [pid 9859] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9856] <... mkdir resumed>) = 0 [pid 5226] getdents64(4, [pid 5224] umount2("./100", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9859] <... openat resumed>) = 3 [pid 9856] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9859] chdir("./file0" [pid 9856] chdir("./bus" [pid 5226] close(4 [pid 5224] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9859] <... chdir resumed>) = 0 [pid 9856] <... chdir resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 9859] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9856] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] rmdir("./100/file0" [pid 5224] newfstatat(3, "", [pid 9859] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9856] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5226] <... rmdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9859] mkdir("./bus", 0777 [pid 9856] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] getdents64(3, [pid 5224] getdents64(3, [pid 9856] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9856] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] close(3 [pid 5224] umount2("./100/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] rmdir("./100" [pid 5224] newfstatat(AT_FDCWD, "./100/cgroup", [pid 5226] <... rmdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] mkdir("./101", 0777 [pid 5224] unlink("./100/cgroup" [pid 5226] <... mkdir resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] umount2("./100/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5224] newfstatat(AT_FDCWD, "./100/cgroup.cpu", [pid 5226] <... ioctl resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] close(3 [pid 5224] unlink("./100/cgroup.cpu") = 0 [pid 5224] umount2("./100/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./100/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./100/cgroup.net") = 0 [pid 5224] umount2("./100/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./100/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./100/binderfs") = 0 [pid 9859] <... mkdir resumed>) = 0 [pid 5224] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9859] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 307.763255][ T9852] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 307.795092][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9859] chdir("./bus") = 0 [pid 9859] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9859] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 307.810013][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 307.825404][ T9852] XFS (loop0): Unmount and run xfs_repair [ 307.831442][ T9852] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 307.839692][ T5281] XFS (loop1): Unmount and run xfs_repair [ 307.857576][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 307.858892][ T9852] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 307.873753][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 307.885564][ T60] XFS (loop3): Unmount and run xfs_repair [ 307.891342][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 307.894477][ T9852] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 307.899495][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 307.916738][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 307.925774][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 307.934729][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 307.943882][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 307.953431][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9859] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 103 ./strace-static-x86_64: Process 9896 attached [pid 9896] set_robust_list(0x55557c72f760, 24) = 0 [pid 9896] chdir("./101") = 0 [pid 9896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9896] setpgid(0, 0) = 0 [pid 9896] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9896] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9896] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9896] write(3, "1000", 4) = 4 [pid 9896] close(3) = 0 executing program [pid 9896] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9896] write(1, "executing program\n", 18) = 18 [pid 9896] memfd_create("syzkaller", 0) = 3 [ 307.962897][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 307.972966][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 307.975783][ T9852] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 307.982103][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 308.001747][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 308.010747][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.021278][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.030373][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.039937][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.043698][ T9852] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./100/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./100/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./100/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [ 308.048977][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.066879][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.067538][ T9852] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 308.087816][ T9859] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 308.099495][ T9856] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] rmdir("./100") = 0 [pid 5224] mkdir("./101", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 308.107867][ T9856] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 308.153763][ T9856] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5224] close(3 [pid 9856] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9856] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9856] close(3) = 0 [pid 9856] close(4) = -1 EBADF (Bad file descriptor) [pid 9856] close(5) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [pid 9856] close(6) = -1 EBADF (Bad file descriptor) [ 308.162527][ T9852] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.181626][ T9852] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.190759][ T9852] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 308.199722][ T9852] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9856] close(7 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9856] close(8./strace-static-x86_64: Process 9897 attached ) = -1 EBADF (Bad file descriptor) [pid 9856] close(9) = -1 EBADF (Bad file descriptor) [pid 9856] close(10) = -1 EBADF (Bad file descriptor) [pid 9856] close(11) = -1 EBADF (Bad file descriptor) [pid 9856] close(12) = -1 EBADF (Bad file descriptor) [pid 9856] close(13) = -1 EBADF (Bad file descriptor) [pid 9856] close(14) = -1 EBADF (Bad file descriptor) [pid 9856] close(15 [pid 9897] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 103 [pid 9856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9856] close(16) = -1 EBADF (Bad file descriptor) [pid 9856] close(17) = -1 EBADF (Bad file descriptor) [pid 9856] close(18 [pid 9852] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9897] <... set_robust_list resumed>) = 0 [pid 9856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9856] close(19) = -1 EBADF (Bad file descriptor) [pid 9856] close(20) = -1 EBADF (Bad file descriptor) [pid 9856] close(21) = -1 EBADF (Bad file descriptor) [pid 9856] close(22) = -1 EBADF (Bad file descriptor) [pid 9856] close(23) = -1 EBADF (Bad file descriptor) [pid 9856] close(24) = -1 EBADF (Bad file descriptor) [pid 9856] close(25) = -1 EBADF (Bad file descriptor) [pid 9856] close(26) = -1 EBADF (Bad file descriptor) [pid 9856] close(27) = -1 EBADF (Bad file descriptor) [pid 9856] close(28) = -1 EBADF (Bad file descriptor) [ 308.255638][ T9852] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 308.274281][ T9852] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9856] close(29) = -1 EBADF (Bad file descriptor) [pid 9856] exit_group(0) = ? [pid 9897] chdir("./101" [pid 9896] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9856] +++ exited with 0 +++ [pid 9852] mkdir(NULL, 000 [pid 9897] <... chdir resumed>) = 0 [pid 9859] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9852] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=39 /* 0.39 s */} --- [pid 9897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9859] mkdir(NULL, 000 [pid 9852] close(3 [pid 9897] <... prctl resumed>) = 0 [pid 9852] <... close resumed>) = 0 [pid 9852] close(4 [pid 9897] setpgid(0, 0) = 0 [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9859] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9897] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9852] close(5 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9897] <... symlink resumed>) = 0 [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9897] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9859] close(3 [pid 9852] close(6 [pid 9897] <... symlink resumed>) = 0 [pid 9859] <... close resumed>) = 0 [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(4 [pid 9897] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9852] close(7 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 9897] <... symlink resumed>) = 0 [pid 9859] close(5 [pid 9852] close(8 [pid 5223] newfstatat(3, "", [pid 9897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 9859] close(6 [pid 9852] close(9 [pid 9897] <... openat resumed>) = 3 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(3, [pid 9897] write(3, "1000", 4 [pid 9859] close(7 [pid 9852] close(10 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9897] <... write resumed>) = 4 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./105/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9897] close(3 [pid 9859] close(8 [pid 9852] close(11 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9897] <... close resumed>) = 0 [ 308.296220][ T9859] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 308.319920][ T9859] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./105/cgroup", [pid 9897] symlink("/dev/binderfs", "./binderfs" [pid 9859] close(9 [pid 9852] close(12 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9897] <... symlink resumed>) = 0 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./105/cgroup"executing program [pid 9897] write(1, "executing program\n", 18 [pid 9859] close(10 [pid 9852] close(13 [pid 5223] <... unlink resumed>) = 0 [pid 9897] <... write resumed>) = 18 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./105/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9897] memfd_create("syzkaller", 0 [pid 9859] close(11 [pid 9852] close(14 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9897] <... memfd_create resumed>) = 3 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./105/cgroup.cpu", [pid 9897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9859] close(12 [pid 9852] close(15 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9897] <... mmap resumed>) = 0x7f1398600000 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./105/cgroup.cpu" [pid 9859] close(13 [pid 9852] close(16 [pid 5223] <... unlink resumed>) = 0 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./105/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9859] close(14 [pid 9852] close(17 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9859] close(15 [pid 9852] close(18 [pid 5223] newfstatat(AT_FDCWD, "./105/cgroup.net", [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9859] close(16 [pid 9852] close(19 [pid 5223] unlink("./105/cgroup.net" [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 9859] close(17 [pid 9852] close(20 [pid 5223] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9859] close(18 [pid 9852] close(21 [pid 5223] newfstatat(AT_FDCWD, "./105/binderfs", [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9859] close(19 [pid 9852] close(22 [pid 5223] unlink("./105/binderfs" [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 9859] close(20 [pid 9852] close(23 [pid 5223] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(21 [pid 9852] close(24 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(22 [pid 9852] close(25 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(23 [pid 9852] close(26 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(24 [pid 9852] close(27 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(25 [pid 9852] close(28 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(26 [pid 9852] close(29 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] close(27 [pid 9852] exit_group(0 [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9852] <... exit_group resumed>) = ? [pid 9859] close(28 [pid 9852] +++ exited with 0 +++ [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 9859] close(29 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 9859] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9859] exit_group(0) = ? [pid 9859] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=34 /* 0.34 s */} --- [pid 5225] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] <... restart_syscall resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", [pid 5221] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 308.434112][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] getdents64(3, [pid 5223] <... umount2 resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 9896] <... write resumed>) = 16777216 [pid 5225] umount2("./101/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 3 [pid 9896] munmap(0x7f1398600000, 138412032 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(3, "", [pid 5225] newfstatat(AT_FDCWD, "./101/cgroup", [pid 5223] newfstatat(AT_FDCWD, "./105/file0", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] getdents64(3, [pid 5225] unlink("./101/cgroup" [pid 5223] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./105/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./101/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 4 [pid 5221] newfstatat(AT_FDCWD, "./105/cgroup", [pid 5225] newfstatat(AT_FDCWD, "./101/cgroup.cpu", [pid 5223] newfstatat(4, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] unlink("./105/cgroup" [pid 5225] unlink("./101/cgroup.cpu" [pid 5223] getdents64(4, [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] umount2("./105/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./101/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(4, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] newfstatat(AT_FDCWD, "./105/cgroup.cpu", [pid 5225] newfstatat(AT_FDCWD, "./101/cgroup.net", [pid 5223] close(4 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] unlink("./105/cgroup.cpu" [pid 5225] unlink("./101/cgroup.net" [pid 5223] rmdir("./105/file0" [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5221] umount2("./105/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] newfstatat(AT_FDCWD, "./105/cgroup.net", [pid 5225] newfstatat(AT_FDCWD, "./101/binderfs", [pid 5223] close(3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] unlink("./105/cgroup.net" [pid 5225] unlink("./101/binderfs" [pid 5223] rmdir("./105" [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5221] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] mkdir("./106", 0777 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... mkdir resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] unlink("./105/binderfs" [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] <... unlink resumed>) = 0 [pid 5223] <... ioctl resumed>) = 0 [pid 5221] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(3 [ 308.604164][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 308.613488][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9897] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9896] <... munmap resumed>) = 0 [pid 9896] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] <... close resumed>) = 0 [pid 9896] <... openat resumed>) = 4 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9896] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9896] close(3) = 0 [pid 9896] close(4) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 108 [pid 9896] mkdir("./file0", 0777) = 0 [pid 9896] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid"./strace-static-x86_64: Process 9898 attached [pid 9898] set_robust_list(0x55557c72f760, 24) = 0 [pid 9898] chdir("./106") = 0 [pid 9898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9898] setpgid(0, 0) = 0 [pid 9898] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9898] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9898] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 9898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9898] write(3, "1000", 4) = 4 [pid 9898] close(3) = 0 [pid 9898] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9898] write(1, "executing program\n", 18) = 18 [pid 9898] memfd_create("syzkaller", 0) = 3 [pid 9898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./105/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./105/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./105") = 0 [pid 5221] mkdir("./106", 0777 [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 308.726934][ T9896] loop4: detected capacity change from 0 to 32768 [pid 5225] newfstatat(AT_FDCWD, "./101/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./101/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 308.794130][ T9896] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] close(3) = 0 [pid 5225] rmdir("./101") = 0 [pid 5225] mkdir("./102", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9907 attached [pid 9907] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 108 [pid 9907] <... set_robust_list resumed>) = 0 [pid 9907] chdir("./106") = 0 [pid 9896] <... mount resumed>) = 0 [pid 9907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9896] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9896] chdir("./file0") = 0 [pid 9896] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9896] mkdir("./bus", 0777 [pid 9907] <... prctl resumed>) = 0 [pid 9896] <... mkdir resumed>) = 0 [pid 9907] setpgid(0, 0 [pid 9896] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9907] <... setpgid resumed>) = 0 [ 308.939755][ T9896] XFS (loop4): Ending clean mount [pid 9896] chdir("./bus" [pid 9907] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 9896] <... chdir resumed>) = 0 [pid 9907] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 9897] <... write resumed>) = 16777216 [pid 9896] openat(AT_FDCWD, NULL, O_RDONLY [pid 9907] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9897] munmap(0x7f1398600000, 138412032 [pid 9907] <... symlink resumed>) = 0 [pid 9896] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9896] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9896] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9907] write(3, "1000", 4) = 4 [pid 9907] close(3) = 0 [ 309.006828][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 309.043669][ T25] XFS (loop4): Unmount and run xfs_repair [ 309.049471][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 9907] symlink("/dev/binderfs", "./binderfs" [pid 9897] <... munmap resumed>) = 0 [ 309.056984][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 309.065916][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 309.074904][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 309.083843][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 309.092734][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9907] <... symlink resumed>) = 0 [pid 9897] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9907] write(1, "executing program\n", 18 [pid 9897] <... openat resumed>) = 4 executing program [pid 9907] <... write resumed>) = 18 [ 309.101743][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 309.110884][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 309.120063][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 309.130454][ T9896] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 309.148703][ T9897] loop2: detected capacity change from 0 to 32768 [pid 9897] ioctl(4, LOOP_SET_FD, 3 [pid 5225] <... close resumed>) = 0 [pid 9907] memfd_create("syzkaller", 0 [pid 9897] <... ioctl resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9907] <... memfd_create resumed>) = 3 [pid 9897] close(3 [pid 9896] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) ./strace-static-x86_64: Process 9908 attached [pid 9907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9898] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9897] <... close resumed>) = 0 [pid 9896] mkdir(NULL, 000 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 104 [pid 9908] set_robust_list(0x55557c72f760, 24 [pid 9907] <... mmap resumed>) = 0x7f1398600000 [pid 9897] close(4 [pid 9896] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9908] <... set_robust_list resumed>) = 0 [pid 9897] <... close resumed>) = 0 [pid 9896] close(3 [pid 9897] mkdir("./file0", 0777 [pid 9896] <... close resumed>) = 0 [pid 9897] <... mkdir resumed>) = 0 [pid 9896] close(4 [pid 9897] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9896] close(5 [pid 9908] chdir("./102" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... chdir resumed>) = 0 [pid 9896] close(6 [pid 9908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... prctl resumed>) = 0 [pid 9896] close(7 [pid 9908] setpgid(0, 0 [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... setpgid resumed>) = 0 [pid 9896] close(8 [pid 9908] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... symlink resumed>) = 0 [pid 9896] close(9 [pid 9908] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... symlink resumed>) = 0 [ 309.157644][ T9896] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 309.176513][ T9896] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9896] close(10 [pid 9908] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... symlink resumed>) = 0 [pid 9896] close(11 [pid 9908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... openat resumed>) = 3 [pid 9896] close(12 [pid 9908] write(3, "1000", 4 [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... write resumed>) = 4 [pid 9896] close(13 [pid 9908] close(3 [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = 0 [pid 9896] close(14 [pid 9908] symlink("/dev/binderfs", "./binderfs" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... symlink resumed>) = 0 [pid 9896] close(15 [pid 9908] write(1, "executing program\n", 18executing program [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 309.250379][ T9897] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9908] <... write resumed>) = 18 [pid 9896] close(16) = -1 EBADF (Bad file descriptor) [pid 9908] memfd_create("syzkaller", 0 [pid 9896] close(17 [pid 9908] <... memfd_create resumed>) = 3 [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9896] close(18 [pid 9908] <... mmap resumed>) = 0x7f1398600000 [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9897] <... mount resumed>) = 0 [pid 9896] close(19 [pid 9897] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9897] chdir("./file0") = 0 [pid 9897] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9897] mkdir("./bus", 0777) = 0 [pid 9897] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9897] chdir("./bus") = 0 [pid 9897] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9897] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9897] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9896] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9896] close(20) = -1 EBADF (Bad file descriptor) [pid 9896] close(21) = -1 EBADF (Bad file descriptor) [pid 9896] close(22) = -1 EBADF (Bad file descriptor) [pid 9896] close(23) = -1 EBADF (Bad file descriptor) [ 309.326684][ T9897] XFS (loop2): Ending clean mount [ 309.341486][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9896] close(24) = -1 EBADF (Bad file descriptor) [pid 9896] close(25) = -1 EBADF (Bad file descriptor) [pid 9896] close(26) = -1 EBADF (Bad file descriptor) [pid 9896] close(27) = -1 EBADF (Bad file descriptor) [pid 9896] close(28) = -1 EBADF (Bad file descriptor) [pid 9896] close(29) = -1 EBADF (Bad file descriptor) [pid 9896] exit_group(0) = ? [pid 9896] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=35 /* 0.35 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./101/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./101/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./101/cgroup") = 0 [pid 5226] umount2("./101/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 309.373897][ T8] XFS (loop2): Unmount and run xfs_repair [ 309.382579][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 309.415312][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5226] newfstatat(AT_FDCWD, "./101/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./101/cgroup.cpu") = 0 [pid 5226] umount2("./101/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./101/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./101/cgroup.net") = 0 [pid 5226] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./101/binderfs", [pid 9898] <... write resumed>) = 16777216 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 309.436798][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 309.463974][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 9898] munmap(0x7f1398600000, 138412032 [pid 5226] unlink("./101/binderfs") = 0 [pid 5226] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9898] <... munmap resumed>) = 0 [ 309.483621][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 309.504621][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 309.504650][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 309.523789][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9898] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 9907] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9898] <... openat resumed>) = 4 [ 309.543664][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 309.563815][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 309.569868][ T9898] loop1: detected capacity change from 0 to 32768 [pid 9898] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9898] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./101/file0", [pid 9898] <... close resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9898] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9898] <... close resumed>) = 0 [pid 5226] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9898] mkdir("./file0", 0777 [pid 5226] <... openat resumed>) = 4 [pid 9898] <... mkdir resumed>) = 0 [pid 5226] newfstatat(4, "", [pid 9898] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./101/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./101") = 0 [pid 5226] mkdir("./102", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 309.583820][ T9897] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] close(3 [ 309.650825][ T9897] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 309.675339][ T9897] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9908] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9897] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... close resumed>) = 0 [pid 9897] mkdir(NULL, 000 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9897] <... mkdir resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 9922 attached [pid 9922] set_robust_list(0x55557c72f760, 24) = 0 [pid 9922] chdir("./102") = 0 [pid 9922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9922] setpgid(0, 0) = 0 [pid 9922] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 9897] close(3 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 104 [pid 9922] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9897] <... close resumed>) = 0 [pid 9897] close(4 [pid 9922] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] <... symlink resumed>) = 0 [pid 9897] close(5 [pid 9922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9897] close(6) = -1 EBADF (Bad file descriptor) [pid 9897] close(7) = -1 EBADF (Bad file descriptor) [pid 9897] close(8) = -1 EBADF (Bad file descriptor) [pid 9897] close(9) = -1 EBADF (Bad file descriptor) [pid 9897] close(10) = -1 EBADF (Bad file descriptor) [pid 9897] close(11) = -1 EBADF (Bad file descriptor) [pid 9897] close(12) = -1 EBADF (Bad file descriptor) [pid 9897] close(13) = -1 EBADF (Bad file descriptor) [pid 9897] close(14) = -1 EBADF (Bad file descriptor) [pid 9897] close(15 [pid 9922] <... openat resumed>) = 3 [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] write(3, "1000", 4 [pid 9897] close(16 [pid 9922] <... write resumed>) = 4 [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] close(3 [pid 9897] close(17 [pid 9922] <... close resumed>) = 0 [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] symlink("/dev/binderfs", "./binderfs" [pid 9897] close(18 [pid 9922] <... symlink resumed>) = 0 [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] write(1, "executing program\n", 18 [pid 9897] close(19executing program [pid 9922] <... write resumed>) = 18 [pid 9897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] memfd_create("syzkaller", 0 [pid 9897] close(20) = -1 EBADF (Bad file descriptor) [pid 9897] close(21) = -1 EBADF (Bad file descriptor) [pid 9897] close(22) = -1 EBADF (Bad file descriptor) [pid 9897] close(23) = -1 EBADF (Bad file descriptor) [pid 9922] <... memfd_create resumed>) = 3 [pid 9897] close(24) = -1 EBADF (Bad file descriptor) [pid 9897] close(25) = -1 EBADF (Bad file descriptor) [pid 9897] close(26) = -1 EBADF (Bad file descriptor) [pid 9922] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9897] close(27) = -1 EBADF (Bad file descriptor) [pid 9897] close(28) = -1 EBADF (Bad file descriptor) [pid 9897] close(29) = -1 EBADF (Bad file descriptor) [pid 9897] exit_group(0) = ? [pid 9897] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 309.822052][ T9898] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./101", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./101/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./101/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./101/cgroup") = 0 [pid 5224] umount2("./101/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./101/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./101/cgroup.cpu") = 0 [pid 5224] umount2("./101/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./101/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./101/cgroup.net") = 0 [pid 5224] umount2("./101/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./101/binderfs") = 0 [pid 5224] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5224] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./101/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9907] <... write resumed>) = 16777216 [ 309.894972][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 309.933254][ T9898] XFS (loop1): Ending clean mount [pid 5224] umount2("./101/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9907] munmap(0x7f1398600000, 138412032 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./101/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./101") = 0 [pid 5224] mkdir("./102", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 9908] <... write resumed>) = 16777216 [pid 5224] <... openat resumed>) = 3 [pid 9908] munmap(0x7f1398600000, 138412032 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 9898] <... mount resumed>) = 0 [pid 5224] <... ioctl resumed>) = 0 [pid 5224] close(3 [pid 9907] <... munmap resumed>) = 0 [pid 9898] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9908] <... munmap resumed>) = 0 [pid 9898] <... openat resumed>) = 3 [pid 9908] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9898] chdir("./file0" [pid 9908] <... openat resumed>) = 4 [pid 9898] <... chdir resumed>) = 0 [pid 9908] ioctl(4, LOOP_SET_FD, 3 [pid 9898] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9898] mkdir("./bus", 0777 [pid 9907] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 9907] ioctl(4, LOOP_SET_FD, 3 [pid 9908] <... ioctl resumed>) = 0 [pid 9908] close(3) = 0 [pid 9908] close(4 [pid 9898] <... mkdir resumed>) = 0 [pid 9908] <... close resumed>) = 0 [pid 9898] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9908] mkdir("./file0", 0777 [pid 9898] chdir("./bus") = 0 [pid 9898] openat(AT_FDCWD, NULL, O_RDONLY [pid 9908] <... mkdir resumed>) = 0 [pid 9907] <... ioctl resumed>) = 0 [pid 9898] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9898] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9907] close(3 [pid 9898] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9898] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9907] <... close resumed>) = 0 [ 310.098948][ T9908] loop3: detected capacity change from 0 to 32768 [ 310.102200][ T9907] loop0: detected capacity change from 0 to 32768 [pid 9907] close(4 [pid 9908] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9907] <... close resumed>) = 0 [pid 9907] mkdir("./file0", 0777) = 0 [ 310.141474][ T25] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 310.174192][ T25] XFS (loop1): Unmount and run xfs_repair [ 310.181245][ T25] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 310.196364][ T9908] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 310.205280][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 310.205326][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 310.205345][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 310.205381][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 9907] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 310.205399][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 310.205418][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.260519][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.269659][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.278691][ T9898] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9922] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... close resumed>) = 0 [pid 9898] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9898] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9898] close(3) = 0 [pid 9898] close(4) = -1 EBADF (Bad file descriptor) [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 104 [pid 9898] close(5./strace-static-x86_64: Process 9939 attached ) = -1 EBADF (Bad file descriptor) [pid 9898] close(6 [pid 9939] set_robust_list(0x55557c72f760, 24 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9898] close(7) = -1 EBADF (Bad file descriptor) [pid 9898] close(8) = -1 EBADF (Bad file descriptor) [pid 9898] close(9) = -1 EBADF (Bad file descriptor) [pid 9898] close(10) = -1 EBADF (Bad file descriptor) [pid 9898] close(11) = -1 EBADF (Bad file descriptor) [pid 9898] close(12) = -1 EBADF (Bad file descriptor) [pid 9898] close(13) = -1 EBADF (Bad file descriptor) [pid 9939] <... set_robust_list resumed>) = 0 [pid 9898] close(14) = -1 EBADF (Bad file descriptor) [pid 9898] close(15) = -1 EBADF (Bad file descriptor) [pid 9898] close(16 [pid 9939] chdir("./102" [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] <... chdir resumed>) = 0 [pid 9898] close(17) = -1 EBADF (Bad file descriptor) [pid 9939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9898] close(18 [pid 9939] setpgid(0, 0 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] <... setpgid resumed>) = 0 [pid 9898] close(19 [pid 9939] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9898] close(20 [pid 9939] <... symlink resumed>) = 0 [pid 9939] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9898] close(21) = -1 EBADF (Bad file descriptor) [pid 9939] <... symlink resumed>) = 0 [pid 9898] close(22 [pid 9939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9898] close(23) = -1 EBADF (Bad file descriptor) [pid 9898] close(24 [pid 9939] <... openat resumed>) = 3 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] write(3, "1000", 4 [pid 9898] close(25 [pid 9939] <... write resumed>) = 4 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] close(3 [pid 9898] close(26 [pid 9939] <... close resumed>) = 0 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] symlink("/dev/binderfs", "./binderfs" [pid 9898] close(27 [pid 9939] <... symlink resumed>) = 0 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 9939] write(1, "executing program\n", 18 [pid 9898] close(28 [pid 9939] <... write resumed>) = 18 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] memfd_create("syzkaller", 0 [pid 9898] close(29 [pid 9939] <... memfd_create resumed>) = 3 [pid 9898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9939] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9898] exit_group(0 [pid 9939] <... mmap resumed>) = 0x7f1398600000 [pid 9898] <... exit_group resumed>) = ? [pid 9898] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [ 310.297089][ T9898] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 310.316469][ T9898] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 310.323743][ T9907] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./106/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./106/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./106/cgroup") = 0 [pid 5223] umount2("./106/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./106/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./106/cgroup.cpu") = 0 [ 310.390716][ T9908] XFS (loop3): Ending clean mount [pid 5223] umount2("./106/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./106/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./106/cgroup.net") = 0 [pid 5223] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./106/binderfs") = 0 [ 310.467563][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9907] <... mount resumed>) = 0 [pid 9907] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9908] <... mount resumed>) = 0 [pid 9907] <... openat resumed>) = 3 [pid 9908] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9908] chdir("./file0") = 0 [pid 9908] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9908] mkdir("./bus", 0777 [pid 9922] <... write resumed>) = 16777216 [pid 9908] <... mkdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 9922] munmap(0x7f1398600000, 138412032 [pid 9908] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5223] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9908] chdir("./bus" [pid 9907] chdir("./file0" [pid 9908] <... chdir resumed>) = 0 [pid 9907] <... chdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9908] openat(AT_FDCWD, NULL, O_RDONLY [pid 9907] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5223] newfstatat(AT_FDCWD, "./106/file0", [pid 9908] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9907] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9908] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [ 310.508168][ T9907] XFS (loop0): Ending clean mount [pid 9907] mkdir("./bus", 0777 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9908] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] <... mkdir resumed>) = 0 [pid 9908] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9922] <... munmap resumed>) = 0 [pid 9907] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9922] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9922] <... openat resumed>) = 4 [pid 9907] chdir("./bus" [pid 9922] ioctl(4, LOOP_SET_FD, 3 [pid 5223] <... openat resumed>) = 4 [pid 9907] <... chdir resumed>) = 0 [pid 9907] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9907] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9907] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9922] <... ioctl resumed>) = 0 [pid 5223] newfstatat(4, "", [pid 9922] close(3) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9922] close(4) = 0 [pid 9922] mkdir("./file0", 0777) = 0 [pid 9922] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./106/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./106") = 0 [pid 5223] mkdir("./107", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 310.561234][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 310.574831][ T60] XFS (loop3): Unmount and run xfs_repair [ 310.580624][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 310.590358][ T9922] loop4: detected capacity change from 0 to 32768 [ 310.597325][ T25] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 310.622827][ T25] XFS (loop0): Unmount and run xfs_repair [ 310.629324][ T25] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 310.637305][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 310.661986][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 310.674192][ T9922] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 310.702748][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 310.712199][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 310.721399][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 310.730566][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 310.739712][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 310.748677][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 310.757654][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5223] close(3 [ 310.766635][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 310.775600][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.784564][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.793452][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.802417][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.811563][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9939] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9951 attached [pid 9951] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 109 [pid 9951] <... set_robust_list resumed>) = 0 [pid 9951] chdir("./107") = 0 [pid 9951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9951] setpgid(0, 0) = 0 [pid 9951] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 9951] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 9951] symlink("/syzcgroup/net/syz1", "./cgroup.net"executing program ) = 0 [pid 9951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9951] write(3, "1000", 4) = 4 [pid 9951] close(3) = 0 [pid 9951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9951] write(1, "executing program\n", 18) = 18 [pid 9951] memfd_create("syzkaller", 0) = 3 [pid 9951] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 310.820705][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 310.840534][ T9908] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 310.852537][ T9907] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 310.869796][ T9922] XFS (loop4): Ending clean mount [pid 9922] <... mount resumed>) = 0 [pid 9922] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9922] chdir("./file0") = 0 [pid 9922] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9922] mkdir("./bus", 0777) = 0 [pid 9922] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9922] chdir("./bus") = 0 [pid 9922] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9922] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 310.885310][ T9908] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 310.917309][ T9907] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 310.928871][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 310.943960][ T8] XFS (loop4): Unmount and run xfs_repair [ 310.949826][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 310.953715][ T9908] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 310.957364][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 310.974424][ T9907] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9922] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9908] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9907] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9907] mkdir(NULL, 000 [pid 9908] mkdir(NULL, 000 [pid 9907] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9908] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9907] close(3 [pid 9908] close(3 [pid 9907] <... close resumed>) = 0 [pid 9908] <... close resumed>) = 0 [pid 9907] close(4 [pid 9908] close(4 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(5 [pid 9908] close(5 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(6 [pid 9908] close(6 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(7 [pid 9908] close(7 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(8 [pid 9908] close(8 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(9 [pid 9908] close(9 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(10 [pid 9908] close(10 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(11 [pid 9908] close(11 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(12 [pid 9908] close(12 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(13 [pid 9908] close(13 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(14 [pid 9908] close(14 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(15 [pid 9908] close(15 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(16 [pid 9908] close(16 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(17 [pid 9908] close(17 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(18 [pid 9908] close(18 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(19 [pid 9908] close(19 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(20 [pid 9908] close(20 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(21 [pid 9908] close(21 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(22 [pid 9908] close(22 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(23 [pid 9908] close(23 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(24 [pid 9908] close(24 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(25 [pid 9908] close(25 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(26 [pid 9908] close(26 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(27 [pid 9908] close(27 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(28 [pid 9908] close(28 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] close(29 [ 310.982885][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 310.991838][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 311.000841][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 311.009796][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 311.018818][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9908] close(29 [pid 9907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9907] exit_group(0 [pid 9908] exit_group(0) = ? [pid 9907] <... exit_group resumed>) = ? [pid 9908] +++ exited with 0 +++ [pid 9907] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=40 /* 0.40 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(3, [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("./106/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(3, "", [pid 5221] newfstatat(AT_FDCWD, "./106/cgroup", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(3, [pid 5221] unlink("./106/cgroup" [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... unlink resumed>) = 0 [pid 5225] umount2("./102/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./106/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./102/cgroup", [pid 5221] newfstatat(AT_FDCWD, "./106/cgroup.cpu", [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./102/cgroup" [pid 5221] unlink("./106/cgroup.cpu" [pid 5225] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5225] umount2("./102/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./106/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./102/cgroup.cpu", [pid 5221] newfstatat(AT_FDCWD, "./106/cgroup.net", [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./102/cgroup.cpu" [pid 5221] unlink("./106/cgroup.net" [pid 5225] <... unlink resumed>) = 0 [pid 5225] umount2("./102/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./102/cgroup.net", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./106/binderfs", [pid 5225] unlink("./102/cgroup.net" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9922] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9922] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5225] <... unlink resumed>) = 0 [ 311.027762][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 311.036821][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 311.047029][ T9922] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 311.061776][ T9922] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 311.076624][ T9922] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5221] unlink("./106/binderfs" [pid 9922] close(3 [pid 5225] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 9922] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9922] close(4 [pid 5225] newfstatat(AT_FDCWD, "./102/binderfs", [pid 9922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] close(5) = -1 EBADF (Bad file descriptor) [pid 9922] close(6) = -1 EBADF (Bad file descriptor) [pid 9922] close(7) = -1 EBADF (Bad file descriptor) [pid 9922] close(8 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] close(9 [pid 5225] unlink("./102/binderfs" [pid 9922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] close(10 [pid 5225] <... unlink resumed>) = 0 [pid 9922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] close(11 [pid 5225] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9922] close(12) = -1 EBADF (Bad file descriptor) [pid 9922] close(13) = -1 EBADF (Bad file descriptor) [pid 9922] close(14) = -1 EBADF (Bad file descriptor) [pid 9922] close(15) = -1 EBADF (Bad file descriptor) [pid 9922] close(16) = -1 EBADF (Bad file descriptor) [pid 9922] close(17) = -1 EBADF (Bad file descriptor) [pid 9922] close(18) = -1 EBADF (Bad file descriptor) [pid 9922] close(19) = -1 EBADF (Bad file descriptor) [pid 9922] close(20) = -1 EBADF (Bad file descriptor) [pid 9922] close(21) = -1 EBADF (Bad file descriptor) [pid 9922] close(22) = -1 EBADF (Bad file descriptor) [pid 9922] close(23) = -1 EBADF (Bad file descriptor) [pid 9922] close(24) = -1 EBADF (Bad file descriptor) [pid 9922] close(25) = -1 EBADF (Bad file descriptor) [pid 9922] close(26) = -1 EBADF (Bad file descriptor) [pid 9922] close(27) = -1 EBADF (Bad file descriptor) [pid 9922] close(28) = -1 EBADF (Bad file descriptor) [pid 9922] close(29) = -1 EBADF (Bad file descriptor) [pid 9922] exit_group(0) = ? [pid 9922] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [ 311.089139][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 311.106433][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 9939] <... write resumed>) = 16777216 [pid 5226] <... restart_syscall resumed>) = 0 [pid 9939] munmap(0x7f1398600000, 138412032 [pid 5226] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./102/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./102/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./102/cgroup") = 0 [pid 5226] umount2("./102/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./102/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./102/cgroup.cpu") = 0 [pid 5226] umount2("./102/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9939] <... munmap resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./106/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9939] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] <... umount2 resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 4 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(4, "", [pid 5225] newfstatat(AT_FDCWD, "./102/file0", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] getdents64(4, [pid 5225] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] getdents64(4, [pid 5225] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5221] close(4 [pid 5225] newfstatat(4, "", [pid 5221] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] rmdir("./106/file0" [pid 5226] newfstatat(AT_FDCWD, "./102/cgroup.net", [pid 5225] getdents64(4, [pid 5221] <... rmdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9939] <... openat resumed>) = 4 [pid 5221] getdents64(3, [pid 5225] getdents64(4, [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 5225] close(4 [pid 5221] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5221] rmdir("./106" [pid 5225] rmdir("./102/file0" [pid 5221] <... rmdir resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5221] mkdir("./107", 0777 [pid 5225] getdents64(3, [pid 5221] <... mkdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5225] close(3 [pid 5221] <... openat resumed>) = 3 [pid 5225] <... close resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5225] rmdir("./102" [pid 5221] <... ioctl resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5221] close(3 [pid 9951] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9939] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] mkdir("./103", 0777 [pid 5221] <... close resumed>) = 0 [pid 5226] unlink("./102/cgroup.net" [pid 5225] <... mkdir resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9952 attached [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9952] set_robust_list(0x55557c72f760, 24 [pid 5225] <... openat resumed>) = 3 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 109 [pid 9952] <... set_robust_list resumed>) = 0 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 9952] chdir("./107" [pid 5225] <... ioctl resumed>) = 0 [pid 9952] <... chdir resumed>) = 0 [ 311.315676][ T9939] loop2: detected capacity change from 0 to 32768 [pid 5225] close(3 [pid 9952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9939] <... ioctl resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 9952] <... prctl resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9953 attached [pid 9952] setpgid(0, 0 [pid 9939] close(3 [pid 5226] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9939] <... close resumed>) = 0 [pid 9939] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9953] set_robust_list(0x55557c72f760, 24 [pid 9952] <... setpgid resumed>) = 0 [pid 9939] <... close resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./102/binderfs", [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 105 [pid 9953] <... set_robust_list resumed>) = 0 [pid 9952] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 9953] chdir("./103" [pid 9952] <... symlink resumed>) = 0 [pid 9953] <... chdir resumed>) = 0 [pid 9952] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9952] <... symlink resumed>) = 0 [pid 9953] <... prctl resumed>) = 0 [pid 9952] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 9953] setpgid(0, 0 [pid 9952] <... symlink resumed>) = 0 [pid 9953] <... setpgid resumed>) = 0 [pid 9952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9953] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9952] <... openat resumed>) = 3 [pid 9953] <... symlink resumed>) = 0 [pid 9952] write(3, "1000", 4 [pid 9953] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9952] <... write resumed>) = 4 [pid 9952] close(3 [pid 9939] mkdir("./file0", 0777 [pid 9952] <... close resumed>) = 0 [pid 9939] <... mkdir resumed>) = 0 [pid 9952] symlink("/dev/binderfs", "./binderfs" [pid 9939] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9952] <... symlink resumed>) = 0 executing program [pid 9952] write(1, "executing program\n", 18) = 18 [pid 9952] memfd_create("syzkaller", 0) = 3 [pid 9952] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9953] <... symlink resumed>) = 0 [pid 9953] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9953] write(3, "1000", 4) = 4 [pid 9953] close(3) = 0 [pid 9953] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 9953] write(1, "executing program\n", 18) = 18 [pid 9953] memfd_create("syzkaller", 0) = 3 [pid 9953] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9952] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] unlink("./102/binderfs") = 0 [ 311.634890][ T9939] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9951] <... write resumed>) = 16777216 [pid 9953] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9951] munmap(0x7f1398600000, 138412032 [pid 9939] <... mount resumed>) = 0 [ 311.695489][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 311.717176][ T9939] XFS (loop2): Ending clean mount [pid 9939] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... umount2 resumed>) = 0 [pid 9951] <... munmap resumed>) = 0 [pid 5226] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9939] <... openat resumed>) = 3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9939] chdir("./file0") = 0 [pid 9939] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9939] mkdir("./bus", 0777) = 0 [pid 9939] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9939] chdir("./bus") = 0 [pid 9939] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9939] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./102/file0", [pid 9939] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9951] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9951] <... openat resumed>) = 4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9951] ioctl(4, LOOP_SET_FD, 3 [pid 5226] getdents64(4, [pid 9951] <... ioctl resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./102/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./102") = 0 [pid 5226] mkdir("./103", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 311.812251][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 311.836850][ T9951] loop1: detected capacity change from 0 to 32768 [pid 5226] close(3 [pid 9952] <... write resumed>) = 16777216 [pid 9951] close(3 [pid 9952] munmap(0x7f1398600000, 138412032 [pid 9951] <... close resumed>) = 0 [ 311.864867][ T8] XFS (loop2): Unmount and run xfs_repair [ 311.870681][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 9951] close(4 [pid 9952] <... munmap resumed>) = 0 [pid 9951] <... close resumed>) = 0 [pid 9952] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9951] mkdir("./file0", 0777 [pid 9952] <... openat resumed>) = 4 [pid 9951] <... mkdir resumed>) = 0 [pid 9952] ioctl(4, LOOP_SET_FD, 3 [pid 9951] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9952] <... ioctl resumed>) = 0 [pid 9952] close(3) = 0 [pid 9952] close(4) = 0 [ 311.913412][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 311.937472][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 311.948862][ T9952] loop0: detected capacity change from 0 to 32768 [pid 9952] mkdir("./file0", 0777) = 0 [ 311.982286][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 312.000454][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 312.003184][ T9951] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 312.022783][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9952] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... close resumed>) = 0 [ 312.063787][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.072801][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.081895][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.091051][ T9939] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 105 [pid 9939] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9939] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9939] close(3) = 0 [pid 9939] close(4) = -1 EBADF (Bad file descriptor) [pid 9939] close(5) = -1 EBADF (Bad file descriptor) [pid 9939] close(6) = -1 EBADF (Bad file descriptor) [pid 9939] close(7) = -1 EBADF (Bad file descriptor) [pid 9939] close(8) = -1 EBADF (Bad file descriptor) [pid 9939] close(9) = -1 EBADF (Bad file descriptor) [pid 9939] close(10) = -1 EBADF (Bad file descriptor) [pid 9939] close(11) = -1 EBADF (Bad file descriptor) [pid 9939] close(12) = -1 EBADF (Bad file descriptor) [pid 9939] close(13) = -1 EBADF (Bad file descriptor) [pid 9939] close(14) = -1 EBADF (Bad file descriptor) [pid 9939] close(15) = -1 EBADF (Bad file descriptor) [pid 9939] close(16) = -1 EBADF (Bad file descriptor) [pid 9939] close(17) = -1 EBADF (Bad file descriptor) [pid 9939] close(18) = -1 EBADF (Bad file descriptor) [pid 9939] close(19) = -1 EBADF (Bad file descriptor) [pid 9939] close(20) = -1 EBADF (Bad file descriptor) [pid 9939] close(21) = -1 EBADF (Bad file descriptor) [pid 9939] close(22) = -1 EBADF (Bad file descriptor) [pid 9939] close(23) = -1 EBADF (Bad file descriptor) [pid 9939] close(24) = -1 EBADF (Bad file descriptor) [pid 9939] close(25) = -1 EBADF (Bad file descriptor) [pid 9939] close(26) = -1 EBADF (Bad file descriptor) [pid 9939] close(27) = -1 EBADF (Bad file descriptor) [pid 9939] close(28) = -1 EBADF (Bad file descriptor) [pid 9939] close(29) = -1 EBADF (Bad file descriptor) [pid 9939] exit_group(0) = ? [pid 9939] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=31 /* 0.31 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 9970 attached [ 312.108698][ T9939] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 312.125938][ T9939] XFS (loop2): Please unmount the filesystem and rectify the problem(s) ) = 0 [pid 5224] umount2("./102", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./102/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./102/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./102/cgroup" [pid 9970] set_robust_list(0x55557c72f760, 24 [pid 9953] <... write resumed>) = 16777216 [pid 5224] <... unlink resumed>) = 0 [pid 9970] <... set_robust_list resumed>) = 0 [pid 9953] munmap(0x7f1398600000, 138412032 [pid 5224] umount2("./102/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./102/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./102/cgroup.cpu") = 0 [pid 5224] umount2("./102/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./102/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./102/cgroup.net") = 0 [pid 5224] umount2("./102/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./102/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./102/binderfs") = 0 [pid 5224] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9970] chdir("./103") = 0 [pid 9970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9970] setpgid(0, 0) = 0 [pid 9970] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 9953] <... munmap resumed>) = 0 [pid 9953] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 312.159460][ T9952] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 312.188366][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9953] ioctl(4, LOOP_SET_FD, 3 [pid 9970] <... symlink resumed>) = 0 [pid 9953] <... ioctl resumed>) = 0 [pid 9970] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9970] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 9970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9953] close(3) = 0 [pid 9970] <... openat resumed>) = 3 [pid 9953] close(4 [pid 9970] write(3, "1000", 4) = 4 [pid 9970] close(3) = 0 [pid 9953] <... close resumed>) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 9953] mkdir("./file0", 0777 [pid 5224] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9970] symlink("/dev/binderfs", "./binderfs" [pid 9953] <... mkdir resumed>) = 0 [pid 9952] <... mount resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9970] <... symlink resumed>) = 0 [pid 9953] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9952] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9951] <... mount resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./102/file0", executing program [pid 9970] write(1, "executing program\n", 18 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9970] <... write resumed>) = 18 [pid 9952] <... openat resumed>) = 3 [pid 5224] umount2("./102/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9952] chdir("./file0" [pid 9951] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9952] <... chdir resumed>) = 0 [pid 5224] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9951] <... openat resumed>) = 3 [pid 9970] memfd_create("syzkaller", 0 [pid 9952] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] <... openat resumed>) = 4 [pid 9970] <... memfd_create resumed>) = 3 [pid 9970] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9952] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9951] chdir("./file0" [pid 5224] newfstatat(4, "", [pid 9970] <... mmap resumed>) = 0x7f1398600000 [pid 9952] mkdir("./bus", 0777 [pid 9951] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9951] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] getdents64(4, [pid 9951] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 9951] mkdir("./bus", 0777 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./102/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 312.223755][ T9953] loop3: detected capacity change from 0 to 32768 [ 312.247072][ T9952] XFS (loop0): Ending clean mount [ 312.251283][ T9951] XFS (loop1): Ending clean mount [pid 5224] close(3) = 0 [pid 5224] rmdir("./102") = 0 [pid 5224] mkdir("./103", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 9951] <... mkdir resumed>) = 0 [pid 9952] <... mkdir resumed>) = 0 [pid 9951] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9952] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9951] chdir("./bus" [pid 9952] chdir("./bus" [pid 9951] <... chdir resumed>) = 0 [pid 9952] <... chdir resumed>) = 0 [pid 9951] openat(AT_FDCWD, NULL, O_RDONLY [pid 9952] openat(AT_FDCWD, NULL, O_RDONLY [pid 9951] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9952] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9951] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9952] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9951] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 312.362938][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 312.374416][ T8] XFS (loop1): Unmount and run xfs_repair [ 312.380184][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 312.387899][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 312.397099][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 312.406111][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 312.415063][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 312.423980][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 312.432858][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.441899][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.450895][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.461225][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 312.472776][ T8] XFS (loop0): Unmount and run xfs_repair [ 312.479023][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 312.486574][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 312.495597][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9952] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 312.506100][ T9951] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 312.517944][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 312.543624][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 312.552559][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 9970] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... close resumed>) = 0 [ 312.566964][ T9953] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 312.573640][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.593634][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.602570][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9986 attached [pid 9951] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9951] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 312.621787][ T9952] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 312.637237][ T9951] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 312.653708][ T9951] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9951] close(3) = 0 [pid 9951] close(4) = -1 EBADF (Bad file descriptor) [pid 9951] close(5) = -1 EBADF (Bad file descriptor) [pid 9951] close(6) = -1 EBADF (Bad file descriptor) [pid 9951] close(7) = -1 EBADF (Bad file descriptor) [pid 9951] close(8) = -1 EBADF (Bad file descriptor) [pid 9951] close(9) = -1 EBADF (Bad file descriptor) [pid 9951] close(10) = -1 EBADF (Bad file descriptor) [pid 9951] close(11) = -1 EBADF (Bad file descriptor) [pid 9951] close(12 [pid 9952] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9952] close(3 [pid 9951] close(13 [pid 9952] <... close resumed>) = 0 [pid 9986] set_robust_list(0x55557c72f760, 24 [pid 9952] close(4 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 105 [pid 9986] <... set_robust_list resumed>) = 0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(14 [pid 9986] chdir("./103" [pid 9952] close(5 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... chdir resumed>) = 0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(15 [pid 9986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9952] close(6 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... prctl resumed>) = 0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(16 [pid 9986] setpgid(0, 0 [pid 9952] close(7 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] close(8 [pid 9986] <... setpgid resumed>) = 0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(17 [pid 9986] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 9952] close(9 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... symlink resumed>) = 0 [pid 9952] close(10 [pid 9951] close(18 [pid 9986] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... symlink resumed>) = 0 [pid 9952] close(11 [pid 9986] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(19 [pid 9986] <... symlink resumed>) = 0 [pid 9952] close(12 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(20 [pid 9952] close(13 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... openat resumed>) = 3 [pid 9952] close(14) = -1 EBADF (Bad file descriptor) [pid 9952] close(15 [ 312.656692][ T9952] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 312.676982][ T9952] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9951] close(21 [pid 9986] write(3, "1000", 4 [pid 9953] <... mount resumed>) = 0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... write resumed>) = 4 [pid 9953] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9952] close(16 [pid 9951] close(22 [pid 9986] close(3 [pid 9953] <... openat resumed>) = 3 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... close resumed>) = 0 [pid 9953] chdir("./file0" [pid 9952] close(17 [pid 9951] close(23 [pid 9986] symlink("/dev/binderfs", "./binderfs" [pid 9953] <... chdir resumed>) = 0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... symlink resumed>) = 0 [pid 9953] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9952] close(18) = -1 EBADF (Bad file descriptor) [pid 9986] write(1, "executing program\n", 18executing program [pid 9953] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9952] close(19 [pid 9951] close(24 [pid 9986] <... write resumed>) = 18 [pid 9953] mkdir("./bus", 0777 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] memfd_create("syzkaller", 0 [pid 9952] close(20 [pid 9951] close(25 [pid 9953] <... mkdir resumed>) = 0 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... memfd_create resumed>) = 3 [pid 9953] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(26 [pid 9986] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9953] chdir("./bus" [pid 9952] close(21 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] <... mmap resumed>) = 0x7f1398600000 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] close(27 [pid 9953] <... chdir resumed>) = 0 [pid 9952] close(22 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9953] openat(AT_FDCWD, NULL, O_RDONLY [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9953] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9952] close(23 [pid 9951] close(28 [pid 9953] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9970] <... write resumed>) = 16777216 [pid 9953] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] close(24 [pid 9951] close(29 [pid 9970] munmap(0x7f1398600000, 138412032 [pid 9953] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] close(25) = -1 EBADF (Bad file descriptor) [pid 9952] close(26 [pid 9951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] close(27 [pid 9951] exit_group(0 [pid 9952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9952] close(28) = -1 EBADF (Bad file descriptor) [pid 9952] close(29) = -1 EBADF (Bad file descriptor) [pid 9951] <... exit_group resumed>) = ? [ 312.718691][ T9953] XFS (loop3): Ending clean mount [ 312.757541][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 9952] exit_group(0) = ? [pid 9952] +++ exited with 0 +++ [pid 9951] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=34 /* 0.34 s */} --- [pid 5221] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./107/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./107/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./107/cgroup" [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=35 /* 0.35 s */} --- [pid 5221] <... unlink resumed>) = 0 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5221] umount2("./107/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... restart_syscall resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./107/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./107/cgroup.cpu") = 0 [pid 5223] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./107/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 3 [pid 5221] newfstatat(AT_FDCWD, "./107/cgroup.net", [pid 5223] newfstatat(3, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./107/cgroup.net") = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./107/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] unlink("./107/binderfs" [pid 5223] newfstatat(AT_FDCWD, "./107/cgroup", [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./107/cgroup") = 0 [pid 5223] umount2("./107/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./107/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./107/cgroup.cpu") = 0 [pid 5223] umount2("./107/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./107/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./107/cgroup.net") = 0 [pid 5223] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./107/binderfs") = 0 [ 312.769080][ T8] XFS (loop3): Unmount and run xfs_repair [ 312.779193][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 312.779496][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 312.794268][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 312.809669][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9970] <... munmap resumed>) = 0 [pid 9970] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 9970] ioctl(4, LOOP_SET_FD, 3) = 0 [ 312.813822][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 312.828197][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 312.841395][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 312.851485][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 312.861790][ T9970] loop4: detected capacity change from 0 to 32768 [pid 9970] close(3 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./107/file0", [pid 9970] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./107/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./107") = 0 [pid 5221] mkdir("./108", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 9970] close(4 [pid 5223] <... umount2 resumed>) = 0 [pid 9970] <... close resumed>) = 0 [pid 5223] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9970] mkdir("./file0", 0777 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9970] <... mkdir resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./107/file0", [pid 9970] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./107/file0") = 0 [ 312.868544][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.878389][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 312.888175][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./107") = 0 [pid 5223] mkdir("./108", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 312.956259][ T9970] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 312.995217][ T9953] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 313.047300][ T9953] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 313.073685][ T9953] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 5223] close(3 [pid 9986] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9953] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9953] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 110 [pid 9953] close(3) = 0 [pid 9953] close(4) = -1 EBADF (Bad file descriptor) [pid 9953] close(5) = -1 EBADF (Bad file descriptor) [pid 9953] close(6) = -1 EBADF (Bad file descriptor) [pid 9953] close(7) = -1 EBADF (Bad file descriptor) [pid 9953] close(8) = -1 EBADF (Bad file descriptor) [pid 9953] close(9) = -1 EBADF (Bad file descriptor) [pid 9953] close(10) = -1 EBADF (Bad file descriptor) [pid 9953] close(11) = -1 EBADF (Bad file descriptor) [pid 9953] close(12) = -1 EBADF (Bad file descriptor) [pid 9953] close(13) = -1 EBADF (Bad file descriptor) [pid 9953] close(14) = -1 EBADF (Bad file descriptor) [pid 9953] close(15) = -1 EBADF (Bad file descriptor) [pid 9953] close(16) = -1 EBADF (Bad file descriptor) [pid 9953] close(17) = -1 EBADF (Bad file descriptor) [pid 9953] close(18) = -1 EBADF (Bad file descriptor) [pid 9953] close(19) = -1 EBADF (Bad file descriptor) [pid 9953] close(20) = -1 EBADF (Bad file descriptor) [pid 9953] close(21) = -1 EBADF (Bad file descriptor) [pid 9953] close(22) = -1 EBADF (Bad file descriptor) [pid 9953] close(23) = -1 EBADF (Bad file descriptor) [pid 9953] close(24) = -1 EBADF (Bad file descriptor) [pid 9953] close(25) = -1 EBADF (Bad file descriptor) [pid 9953] close(26) = -1 EBADF (Bad file descriptor) [pid 9953] close(27) = -1 EBADF (Bad file descriptor) [pid 9953] close(28) = -1 EBADF (Bad file descriptor) [pid 9953] close(29) = -1 EBADF (Bad file descriptor) [pid 9953] exit_group(0) = ? [pid 9953] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 5225] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./103/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./103/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./103/cgroup") = 0 [pid 5225] umount2("./103/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./103/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./103/cgroup.cpu") = 0 [pid 5225] umount2("./103/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./103/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./103/cgroup.net") = 0 [pid 5225] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./103/binderfs") = 0 [pid 5225] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 9997 attached ./strace-static-x86_64: Process 9995 attached [pid 9997] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 110 [pid 9997] <... set_robust_list resumed>) = 0 [pid 9997] chdir("./108") = 0 [pid 9997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9995] set_robust_list(0x55557c72f760, 24 [pid 9997] <... prctl resumed>) = 0 [pid 9995] <... set_robust_list resumed>) = 0 [pid 9997] setpgid(0, 0) = 0 [pid 9995] chdir("./108" [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./103/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 9997] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 9995] <... chdir resumed>) = 0 [pid 9997] <... symlink resumed>) = 0 [pid 9995] prctl(PR_SET_PDEATHSIG, SIGKILL [ 313.148587][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 9997] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 9995] <... prctl resumed>) = 0 [pid 9997] <... symlink resumed>) = 0 [pid 9995] setpgid(0, 0 [pid 5225] newfstatat(4, "", [pid 9997] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 9995] <... setpgid resumed>) = 0 [pid 9997] <... symlink resumed>) = 0 [pid 9995] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 9997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9995] <... symlink resumed>) = 0 [pid 5225] getdents64(4, [pid 9997] write(3, "1000", 4 [pid 9995] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 9997] <... write resumed>) = 4 [pid 9997] close(3 [pid 9995] <... symlink resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 9997] <... close resumed>) = 0 [pid 9995] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5225] rmdir("./103/file0" [pid 9997] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 9995] <... symlink resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 9997] write(1, "executing program\n", 18 [pid 9995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9997] <... write resumed>) = 18 [pid 9997] memfd_create("syzkaller", 0 [pid 5225] getdents64(3, [pid 9997] <... memfd_create resumed>) = 3 [pid 9995] <... openat resumed>) = 3 [pid 9997] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9995] write(3, "1000", 4 [pid 9997] <... mmap resumed>) = 0x7f1398600000 [pid 9995] <... write resumed>) = 4 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 9970] <... mount resumed>) = 0 [pid 5225] close(3 [pid 9970] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] <... close resumed>) = 0 [pid 9970] <... openat resumed>) = 3 [pid 5225] rmdir("./103" [pid 9970] chdir("./file0" [pid 5225] <... rmdir resumed>) = 0 [pid 9995] close(3 [pid 9970] <... chdir resumed>) = 0 [pid 5225] mkdir("./104", 0777 [pid 9970] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... mkdir resumed>) = 0 [pid 9970] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9995] <... close resumed>) = 0 [pid 9970] mkdir("./bus", 0777 [pid 5225] <... openat resumed>) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 313.229282][ T9970] XFS (loop4): Ending clean mount [pid 5225] close(3 [pid 9995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9995] write(1, "executing program\n", 18executing program ) = 18 [pid 9995] memfd_create("syzkaller", 0) = 3 [pid 9995] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 9970] <... mkdir resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 9970] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9970] chdir("./bus"./strace-static-x86_64: Process 9998 attached ) = 0 [pid 9998] set_robust_list(0x55557c72f760, 24 [pid 9970] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 106 [pid 9998] <... set_robust_list resumed>) = 0 [pid 9970] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9970] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9998] chdir("./104" [pid 9970] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9998] <... chdir resumed>) = 0 [pid 9970] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 9998] setpgid(0, 0) = 0 [pid 9998] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [ 313.382511][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 313.394204][ T25] XFS (loop4): Unmount and run xfs_repair [ 313.399968][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 313.408262][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 313.423178][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 9998] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 9998] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 9998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 9998] write(3, "1000", 4) = 4 [pid 9998] close(3) = 0 [pid 9998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 9998] write(1, "executing program\n", 18executing program ) = 18 [pid 9998] memfd_create("syzkaller", 0) = 3 [pid 9998] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 313.440992][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 313.463644][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 313.474477][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 313.523749][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 313.532800][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 313.553642][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 313.563271][ T9970] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 313.605461][ T9970] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 9995] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9970] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9970] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9970] close(3) = 0 [pid 9970] close(4) = -1 EBADF (Bad file descriptor) [pid 9970] close(5) = -1 EBADF (Bad file descriptor) [pid 9970] close(6) = -1 EBADF (Bad file descriptor) [pid 9970] close(7) = -1 EBADF (Bad file descriptor) [pid 9970] close(8) = -1 EBADF (Bad file descriptor) [pid 9970] close(9) = -1 EBADF (Bad file descriptor) [pid 9970] close(10) = -1 EBADF (Bad file descriptor) [pid 9970] close(11) = -1 EBADF (Bad file descriptor) [pid 9970] close(12) = -1 EBADF (Bad file descriptor) [pid 9970] close(13) = -1 EBADF (Bad file descriptor) [pid 9970] close(14) = -1 EBADF (Bad file descriptor) [pid 9970] close(15) = -1 EBADF (Bad file descriptor) [pid 9970] close(16) = -1 EBADF (Bad file descriptor) [pid 9970] close(17) = -1 EBADF (Bad file descriptor) [pid 9970] close(18) = -1 EBADF (Bad file descriptor) [pid 9970] close(19) = -1 EBADF (Bad file descriptor) [pid 9970] close(20) = -1 EBADF (Bad file descriptor) [pid 9970] close(21) = -1 EBADF (Bad file descriptor) [pid 9970] close(22) = -1 EBADF (Bad file descriptor) [pid 9970] close(23) = -1 EBADF (Bad file descriptor) [ 313.663654][ T9970] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 9970] close(24) = -1 EBADF (Bad file descriptor) [pid 9970] close(25) = -1 EBADF (Bad file descriptor) [pid 9970] close(26) = -1 EBADF (Bad file descriptor) [pid 9970] close(27) = -1 EBADF (Bad file descriptor) [pid 9970] close(28) = -1 EBADF (Bad file descriptor) [pid 9970] close(29) = -1 EBADF (Bad file descriptor) [pid 9970] exit_group(0) = ? [pid 9970] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=35 /* 0.35 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 9997] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... restart_syscall resumed>) = 0 [pid 5226] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 9986] <... write resumed>) = 16777216 [pid 5226] <... openat resumed>) = 3 [pid 5226] newfstatat(3, "", [pid 9986] munmap(0x7f1398600000, 138412032 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./103/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./103/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./103/cgroup") = 0 [pid 5226] umount2("./103/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./103/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./103/cgroup.cpu") = 0 [pid 5226] umount2("./103/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./103/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./103/cgroup.net") = 0 [pid 5226] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 9986] <... munmap resumed>) = 0 [pid 5226] unlink("./103/binderfs") = 0 [pid 5226] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9986] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 9986] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9986] close(3) = 0 [pid 9986] close(4) = 0 [pid 9986] mkdir("./file0", 0777) = 0 [ 313.809329][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 313.821946][ T9986] loop2: detected capacity change from 0 to 32768 [pid 9986] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 313.926091][ T9986] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 9998] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9995] <... write resumed>) = 16777216 [pid 9995] munmap(0x7f1398600000, 138412032) = 0 [pid 9995] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 9995] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9995] close(3) = 0 [pid 9995] close(4) = 0 [pid 9995] mkdir("./file0", 0777) = 0 [ 314.047220][ T9995] loop0: detected capacity change from 0 to 32768 [pid 9995] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9998] <... write resumed>) = 16777216 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./103/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./103/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 9998] munmap(0x7f1398600000, 138412032 [pid 5226] rmdir("./103") = 0 [pid 5226] mkdir("./104", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 9998] <... munmap resumed>) = 0 [pid 9986] <... mount resumed>) = 0 [pid 9986] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 9986] chdir("./file0") = 0 [pid 9986] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [ 314.135349][ T9986] XFS (loop2): Ending clean mount [pid 9986] mkdir("./bus", 0777) = 0 [pid 9986] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9986] chdir("./bus") = 0 [pid 9986] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9986] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 9986] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9998] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 9998] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 9998] close(3) = 0 [pid 9998] close(4) = 0 [pid 9998] mkdir("./file0", 0777) = 0 [ 314.185008][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 314.195288][ T9998] loop3: detected capacity change from 0 to 32768 [ 314.196537][ T8] XFS (loop2): Unmount and run xfs_repair [ 314.203269][ T9995] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 314.208534][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 314.224988][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 314.234077][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 314.242974][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 314.252296][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 314.261339][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 314.270486][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.279517][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.288506][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.298110][ T9986] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 9998] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9997] <... write resumed>) = 16777216 [ 314.322511][ T9986] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 314.337378][ T9986] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 9997] munmap(0x7f1398600000, 138412032 [pid 9986] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 106 ./strace-static-x86_64: Process 10020 attached [pid 10020] set_robust_list(0x55557c72f760, 24) = 0 [pid 10020] chdir("./104") = 0 [pid 10020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10020] setpgid(0, 0) = 0 [pid 10020] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10020] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 9997] <... munmap resumed>) = 0 [pid 10020] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 9986] mkdir(NULL, 000 [pid 9997] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 9986] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9997] ioctl(4, LOOP_SET_FD, 3 [pid 9986] close(3) = 0 [pid 9986] close(4) = -1 EBADF (Bad file descriptor) [pid 9986] close(5) = -1 EBADF (Bad file descriptor) [ 314.376809][ T9998] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 314.409664][ T9997] loop1: detected capacity change from 0 to 32768 [ 314.419100][ T9998] XFS (loop3): Ending clean mount [pid 9986] close(6) = -1 EBADF (Bad file descriptor) [pid 10020] <... symlink resumed>) = 0 [pid 9997] <... ioctl resumed>) = 0 [pid 9986] close(7 [pid 10020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9997] close(3 [pid 10020] <... openat resumed>) = 3 [pid 9997] <... close resumed>) = 0 [pid 10020] write(3, "1000", 4 [pid 9997] close(4 [pid 10020] <... write resumed>) = 4 [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10020] close(3 [pid 9995] <... mount resumed>) = 0 [pid 9986] close(8 [pid 10020] <... close resumed>) = 0 [pid 9995] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10020] symlink("/dev/binderfs", "./binderfs" [pid 9998] <... mount resumed>) = 0 [pid 9995] <... openat resumed>) = 3 [pid 9986] close(9 [pid 10020] <... symlink resumed>) = 0 [pid 9998] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9995] chdir("./file0" [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10020] write(1, "executing program\n", 18executing program [pid 9998] <... openat resumed>) = 3 [pid 9995] <... chdir resumed>) = 0 [pid 9986] close(10 [pid 10020] <... write resumed>) = 18 [pid 9998] chdir("./file0" [pid 9995] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9995] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9986] close(11 [pid 10020] memfd_create("syzkaller", 0 [pid 9995] mkdir("./bus", 0777 [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10020] <... memfd_create resumed>) = 3 [pid 9998] <... chdir resumed>) = 0 [pid 9986] close(12 [pid 10020] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 9998] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] close(13) = -1 EBADF (Bad file descriptor) [pid 9998] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 9986] close(14 [pid 10020] <... mmap resumed>) = 0x7f1398600000 [pid 9998] mkdir("./bus", 0777 [pid 9986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9986] close(15) = -1 EBADF (Bad file descriptor) [pid 9986] close(16) = -1 EBADF (Bad file descriptor) [pid 9986] close(17) = -1 EBADF (Bad file descriptor) [pid 9986] close(18) = -1 EBADF (Bad file descriptor) [pid 9986] close(19) = -1 EBADF (Bad file descriptor) [pid 9986] close(20) = -1 EBADF (Bad file descriptor) [pid 9986] close(21) = -1 EBADF (Bad file descriptor) [pid 9986] close(22) = -1 EBADF (Bad file descriptor) [pid 9986] close(23) = -1 EBADF (Bad file descriptor) [pid 9986] close(24) = -1 EBADF (Bad file descriptor) [pid 9986] close(25) = -1 EBADF (Bad file descriptor) [pid 9986] close(26) = -1 EBADF (Bad file descriptor) [pid 9986] close(27) = -1 EBADF (Bad file descriptor) [pid 9986] close(28) = -1 EBADF (Bad file descriptor) [pid 9986] close(29) = -1 EBADF (Bad file descriptor) [pid 9986] exit_group(0) = ? [pid 9986] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=30 /* 0.30 s */} --- [ 314.425076][ T9995] XFS (loop0): Ending clean mount [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 9997] <... close resumed>) = 0 [pid 9995] <... mkdir resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 5224] umount2("./103", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./103/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9997] mkdir("./file0", 0777 [pid 9995] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 9995] chdir("./bus" [pid 5224] newfstatat(AT_FDCWD, "./103/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./103/cgroup") = 0 [pid 5224] umount2("./103/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./103/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./103/cgroup.cpu" [pid 9997] <... mkdir resumed>) = 0 [pid 9995] <... chdir resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 9997] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 9995] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] umount2("./103/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9995] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./103/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./103/cgroup.net" [pid 9995] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... unlink resumed>) = 0 [pid 9995] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./103/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9995] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./103/binderfs") = 0 [pid 5224] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 9998] <... mkdir resumed>) = 0 [pid 9998] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9998] chdir("./bus") = 0 [pid 9998] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 9998] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 314.490810][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 314.511572][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 314.531994][ T25] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 314.543471][ T25] XFS (loop3): Unmount and run xfs_repair [ 314.549349][ T25] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 314.556833][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 314.565978][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 314.566563][ T8] XFS (loop0): Unmount and run xfs_repair [ 314.574941][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 314.574974][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 314.574992][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 314.575009][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.575033][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.575051][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 9998] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") = -1 EUCLEAN (Structure needs cleaning) [ 314.575123][ T9998] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 314.586547][ T9998] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 314.591735][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 314.600171][ T9998] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 314.615676][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 9998] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9998] close(3) = 0 [pid 9998] close(4) = -1 EBADF (Bad file descriptor) [pid 9998] close(5) = -1 EBADF (Bad file descriptor) [pid 9998] close(6) = -1 EBADF (Bad file descriptor) [pid 9998] close(7) = -1 EBADF (Bad file descriptor) [pid 9998] close(8) = -1 EBADF (Bad file descriptor) [pid 9998] close(9) = -1 EBADF (Bad file descriptor) [pid 9998] close(10) = -1 EBADF (Bad file descriptor) [pid 9998] close(11) = -1 EBADF (Bad file descriptor) [pid 9998] close(12) = -1 EBADF (Bad file descriptor) [pid 9998] close(13) = -1 EBADF (Bad file descriptor) [pid 9998] close(14) = -1 EBADF (Bad file descriptor) [pid 9998] close(15) = -1 EBADF (Bad file descriptor) [pid 9998] close(16) = -1 EBADF (Bad file descriptor) [pid 9998] close(17) = -1 EBADF (Bad file descriptor) [pid 9998] close(18) = -1 EBADF (Bad file descriptor) [pid 9998] close(19) = -1 EBADF (Bad file descriptor) [pid 9998] close(20) = -1 EBADF (Bad file descriptor) [pid 9998] close(21) = -1 EBADF (Bad file descriptor) [pid 9998] close(22) = -1 EBADF (Bad file descriptor) [pid 9998] close(23) = -1 EBADF (Bad file descriptor) [pid 9998] close(24) = -1 EBADF (Bad file descriptor) [pid 9998] close(25) = -1 EBADF (Bad file descriptor) [pid 9998] close(26) = -1 EBADF (Bad file descriptor) [pid 9998] close(27) = -1 EBADF (Bad file descriptor) [pid 9998] close(28) = -1 EBADF (Bad file descriptor) [pid 9998] close(29) = -1 EBADF (Bad file descriptor) [pid 9998] exit_group(0) = ? [pid 9998] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=31 /* 0.31 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./104/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./104/cgroup", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 314.620120][ T9997] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 314.632602][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 314.704084][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 314.712991][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 314.722674][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 314.732372][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] newfstatat(AT_FDCWD, "./103/file0", [pid 5225] unlink("./104/cgroup" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] umount2("./103/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./104/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] newfstatat(AT_FDCWD, "./104/cgroup.cpu", [pid 5224] <... openat resumed>) = 4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] newfstatat(4, "", [pid 5225] unlink("./104/cgroup.cpu" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] getdents64(4, [pid 5225] umount2("./104/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] newfstatat(AT_FDCWD, "./104/cgroup.net", [pid 5224] close(4) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] rmdir("./103/file0" [pid 5225] unlink("./104/cgroup.net" [pid 5224] <... rmdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] getdents64(3, [pid 5225] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] close(3 [pid 5225] newfstatat(AT_FDCWD, "./104/binderfs", [pid 5224] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] rmdir("./103" [pid 5225] unlink("./104/binderfs" [pid 5224] <... rmdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] mkdir("./104", 0777 [pid 5225] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... mkdir resumed>) = 0 [ 314.741763][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.750754][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 314.760194][ T9995] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 314.781263][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 9995] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 9997] <... mount resumed>) = 0 [pid 9995] mkdir(NULL, 000 [pid 9997] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 9995] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 9997] <... openat resumed>) = 3 [pid 9995] close(3 [pid 9997] chdir("./file0" [pid 9995] <... close resumed>) = 0 [pid 9997] <... chdir resumed>) = 0 [pid 9995] close(4 [pid 9997] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 9995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9997] mkdir("./bus", 0777 [pid 9995] close(5) = -1 EBADF (Bad file descriptor) [pid 9995] close(6) = -1 EBADF (Bad file descriptor) [pid 9995] close(7) = -1 EBADF (Bad file descriptor) [pid 9995] close(8) = -1 EBADF (Bad file descriptor) [pid 9995] close(9) = -1 EBADF (Bad file descriptor) [pid 10020] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 9997] <... mkdir resumed>) = 0 [pid 9995] close(10) = -1 EBADF (Bad file descriptor) [ 314.783744][ T9995] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 314.793000][ T9997] XFS (loop1): Ending clean mount [ 314.809738][ T9995] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 9995] close(11) = -1 EBADF (Bad file descriptor) [pid 9995] close(12) = -1 EBADF (Bad file descriptor) [pid 9995] close(13) = -1 EBADF (Bad file descriptor) [pid 9995] close(14) = -1 EBADF (Bad file descriptor) [pid 9995] close(15) = -1 EBADF (Bad file descriptor) [pid 9995] close(16) = -1 EBADF (Bad file descriptor) [pid 9995] close(17) = -1 EBADF (Bad file descriptor) [pid 9995] close(18 [pid 9997] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 9995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9997] chdir("./bus" [pid 9995] close(19 [pid 9997] <... chdir resumed>) = 0 [pid 9995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9997] openat(AT_FDCWD, NULL, O_RDONLY [pid 9995] close(20 [pid 9997] <... openat resumed>) = -1 EFAULT (Bad address) [pid 9995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9997] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 9995] close(21 [pid 9997] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 9995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 9997] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 9995] close(22) = -1 EBADF (Bad file descriptor) [pid 9995] close(23) = -1 EBADF (Bad file descriptor) [pid 9995] close(24) = -1 EBADF (Bad file descriptor) [pid 9995] close(25) = -1 EBADF (Bad file descriptor) [pid 9995] close(26) = -1 EBADF (Bad file descriptor) [pid 9995] close(27) = -1 EBADF (Bad file descriptor) [pid 9995] close(28) = -1 EBADF (Bad file descriptor) [pid 9995] close(29) = -1 EBADF (Bad file descriptor) [pid 9995] exit_group(0) = ? [pid 9995] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=41 /* 0.41 s */} --- [pid 5221] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./108/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./108/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./108/cgroup") = 0 [pid 5221] umount2("./108/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./108/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 314.892749][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5221] unlink("./108/cgroup.cpu" [pid 5224] <... close resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./108/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 106 ./strace-static-x86_64: Process 10032 attached [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10032] set_robust_list(0x55557c72f760, 24 [pid 5221] newfstatat(AT_FDCWD, "./108/cgroup.net", [pid 10032] <... set_robust_list resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10032] chdir("./104" [pid 5221] unlink("./108/cgroup.net" [pid 10032] <... chdir resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 10032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10032] <... prctl resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10032] setpgid(0, 0 [pid 5221] newfstatat(AT_FDCWD, "./108/binderfs", [pid 10032] <... setpgid resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10032] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5221] unlink("./108/binderfs" [pid 10032] <... symlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 10032] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5221] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10032] <... symlink resumed>) = 0 [pid 10032] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 10032] write(3, "1000", 4) = 4 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10032] close(3 [pid 5225] newfstatat(AT_FDCWD, "./104/file0", [pid 10032] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10032] symlink("/dev/binderfs", "./binderfs" [pid 5225] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10032] <... symlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10032] write(1, "executing program\n", 18 [pid 5225] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10032] <... write resumed>) = 18 [pid 5225] <... openat resumed>) = 4 [pid 10032] memfd_create("syzkaller", 0 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10032] <... memfd_create resumed>) = 3 [pid 5225] getdents64(4, [pid 10032] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10032] <... mmap resumed>) = 0x7f1398600000 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./104/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 314.936202][ T8] XFS (loop1): Unmount and run xfs_repair [ 314.942610][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 314.957060][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 314.972333][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5225] close(3) = 0 [pid 5225] rmdir("./104") = 0 [pid 5225] mkdir("./105", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 314.981703][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 314.992090][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 315.021705][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 315.030745][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 315.063938][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 315.100083][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] close(3 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./108/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [ 315.113850][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 315.146114][ T9997] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] rmdir("./108/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./108") = 0 [pid 5221] mkdir("./109", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5225] <... close resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 9997] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 9997] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 9997] close(3) = 0 [pid 9997] close(4) = -1 EBADF (Bad file descriptor) [pid 9997] close(5) = -1 EBADF (Bad file descriptor) [pid 9997] close(6) = -1 EBADF (Bad file descriptor) [pid 9997] close(7) = -1 EBADF (Bad file descriptor) [pid 9997] close(8) = -1 EBADF (Bad file descriptor) [pid 9997] close(9) = -1 EBADF (Bad file descriptor) [pid 9997] close(10) = -1 EBADF (Bad file descriptor) [pid 9997] close(11) = -1 EBADF (Bad file descriptor) [pid 9997] close(12) = -1 EBADF (Bad file descriptor) [pid 9997] close(13) = -1 EBADF (Bad file descriptor) [pid 9997] close(14) = -1 EBADF (Bad file descriptor) [pid 9997] close(15) = -1 EBADF (Bad file descriptor) [pid 9997] close(16) = -1 EBADF (Bad file descriptor) [pid 9997] close(17) = -1 EBADF (Bad file descriptor) [pid 9997] close(18) = -1 EBADF (Bad file descriptor) [pid 9997] close(19) = -1 EBADF (Bad file descriptor) [pid 9997] close(20) = -1 EBADF (Bad file descriptor) [pid 9997] close(21) = -1 EBADF (Bad file descriptor) [pid 9997] close(22) = -1 EBADF (Bad file descriptor) [pid 9997] close(23./strace-static-x86_64: Process 10033 attached ) = -1 EBADF (Bad file descriptor) [pid 10033] set_robust_list(0x55557c72f760, 24) = 0 [pid 9997] close(24 [pid 10033] chdir("./105" [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 107 [pid 10033] <... chdir resumed>) = 0 [pid 9997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 9997] close(25 [pid 10033] <... prctl resumed>) = 0 [pid 9997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] setpgid(0, 0 [pid 9997] close(26 [pid 10033] <... setpgid resumed>) = 0 [ 315.182084][ T9997] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 315.210570][ T9997] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 9997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 9997] close(27 [pid 10033] <... symlink resumed>) = 0 [pid 9997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 9997] close(28 [pid 10033] <... symlink resumed>) = 0 [pid 9997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 9997] close(29 [pid 10033] <... symlink resumed>) = 0 [pid 9997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 9997] exit_group(0 [pid 10033] <... openat resumed>) = 3 [pid 9997] <... exit_group resumed>) = ? [pid 10033] write(3, "1000", 4 [pid 9997] +++ exited with 0 +++ [pid 10033] <... write resumed>) = 4 [pid 10033] close(3 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=41 /* 0.41 s */} --- [pid 10033] <... close resumed>) = 0 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 10033] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5223] <... restart_syscall resumed>) = 0 [pid 10033] write(1, "executing program\n", 18executing program ) = 18 [pid 10033] memfd_create("syzkaller", 0 [pid 5223] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10033] <... memfd_create resumed>) = 3 [pid 5223] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... openat resumed>) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./108/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./108/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./108/cgroup") = 0 [pid 5223] umount2("./108/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./108/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./108/cgroup.cpu") = 0 [pid 5223] umount2("./108/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./108/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./108/cgroup.net") = 0 [pid 5223] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./108/binderfs") = 0 [ 315.361778][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 10032] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./108/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10020] <... write resumed>) = 16777216 [pid 5223] <... openat resumed>) = 4 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10020] munmap(0x7f1398600000, 138412032 [pid 5223] newfstatat(4, "", ./strace-static-x86_64: Process 10034 attached {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10034] set_robust_list(0x55557c72f760, 24 [pid 10020] <... munmap resumed>) = 0 [pid 5223] getdents64(4, [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 111 [pid 10034] <... set_robust_list resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10034] chdir("./109" [pid 10020] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] getdents64(4, [pid 10034] <... chdir resumed>) = 0 [pid 10034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10033] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 executing program [pid 10020] <... openat resumed>) = 4 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10034] <... prctl resumed>) = 0 [pid 10034] setpgid(0, 0 [pid 10020] ioctl(4, LOOP_SET_FD, 3 [pid 5223] close(4 [pid 10034] <... setpgid resumed>) = 0 [pid 10020] <... ioctl resumed>) = 0 [pid 10034] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5223] <... close resumed>) = 0 [pid 10034] <... symlink resumed>) = 0 [pid 10034] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10034] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10034] write(3, "1000", 4) = 4 [pid 10034] close(3) = 0 [pid 10034] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10020] close(3 [pid 10034] write(1, "executing program\n", 18 [pid 10020] <... close resumed>) = 0 [pid 10034] <... write resumed>) = 18 [pid 10020] close(4 [pid 10034] memfd_create("syzkaller", 0 [pid 10020] <... close resumed>) = 0 [pid 10034] <... memfd_create resumed>) = 3 [pid 10020] mkdir("./file0", 0777 [pid 10034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10020] <... mkdir resumed>) = 0 [pid 10034] <... mmap resumed>) = 0x7f1398600000 [ 315.605021][T10020] loop4: detected capacity change from 0 to 32768 [pid 10020] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10032] <... write resumed>) = 16777216 [pid 5223] rmdir("./108/file0" [pid 10032] munmap(0x7f1398600000, 138412032 [pid 5223] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./108") = 0 [pid 5223] mkdir("./109", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 10032] <... munmap resumed>) = 0 [pid 10033] <... write resumed>) = 16777216 [pid 10032] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10033] munmap(0x7f1398600000, 138412032 [pid 10032] <... openat resumed>) = 4 [pid 10032] ioctl(4, LOOP_SET_FD, 3 [pid 5223] <... close resumed>) = 0 [ 315.824656][T10020] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10033] <... munmap resumed>) = 0 [pid 10020] <... mount resumed>) = 0 ./strace-static-x86_64: Process 10043 attached [pid 10033] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10020] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 111 [pid 10043] set_robust_list(0x55557c72f760, 24 [pid 10033] <... openat resumed>) = 4 [pid 10020] <... openat resumed>) = 3 [pid 10043] <... set_robust_list resumed>) = 0 [pid 10033] ioctl(4, LOOP_SET_FD, 3 [pid 10020] chdir("./file0" [pid 10043] chdir("./109" [pid 10020] <... chdir resumed>) = 0 [pid 10032] <... ioctl resumed>) = 0 [pid 10020] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10020] mkdir("./bus", 0777) = 0 [pid 10020] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10020] chdir("./bus" [pid 10043] <... chdir resumed>) = 0 [pid 10020] <... chdir resumed>) = 0 [pid 10043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10020] openat(AT_FDCWD, NULL, O_RDONLY [pid 10043] <... prctl resumed>) = 0 [pid 10020] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10043] setpgid(0, 0 [pid 10020] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10043] <... setpgid resumed>) = 0 [pid 10020] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 315.869318][T10020] XFS (loop4): Ending clean mount [ 315.876709][T10032] loop2: detected capacity change from 0 to 32768 [ 315.891558][T10033] loop3: detected capacity change from 0 to 32768 [pid 10043] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10020] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10043] <... symlink resumed>) = 0 [ 315.910636][ T25] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 315.923702][ T25] XFS (loop4): Unmount and run xfs_repair [ 315.929484][ T25] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 315.937529][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 315.946659][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 315.955679][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10032] close(3 [pid 10034] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10033] <... ioctl resumed>) = 0 [pid 10032] <... close resumed>) = 0 [pid 10033] close(3 [pid 10032] close(4 [pid 10033] <... close resumed>) = 0 [pid 10032] <... close resumed>) = 0 [pid 10033] close(4 [pid 10032] mkdir("./file0", 0777 [pid 10033] <... close resumed>) = 0 [pid 10032] <... mkdir resumed>) = 0 [pid 10033] mkdir("./file0", 0777 [pid 10032] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10033] <... mkdir resumed>) = 0 [ 315.964743][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 315.973859][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 315.983431][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 315.992447][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.001908][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10033] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10043] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10043] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10043] write(3, "1000", 4) = 4 [pid 10043] close(3) = 0 [pid 10043] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10043] write(1, "executing program\n", 18) = 18 [pid 10043] memfd_create("syzkaller", 0) = 3 [ 316.011605][T10020] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 316.026906][T10020] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10043] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 316.109062][T10032] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 316.131413][T10033] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10020] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10032] <... mount resumed>) = 0 [pid 10032] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10032] chdir("./file0") = 0 [pid 10032] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10020] mkdir(NULL, 000 [pid 10032] mkdir("./bus", 0777 [pid 10020] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10020] close(3) = 0 [pid 10020] close(4) = -1 EBADF (Bad file descriptor) [pid 10020] close(5) = -1 EBADF (Bad file descriptor) [pid 10020] close(6) = -1 EBADF (Bad file descriptor) [pid 10020] close(7) = -1 EBADF (Bad file descriptor) [pid 10020] close(8) = -1 EBADF (Bad file descriptor) [pid 10020] close(9) = -1 EBADF (Bad file descriptor) [pid 10020] close(10) = -1 EBADF (Bad file descriptor) [pid 10032] <... mkdir resumed>) = 0 [pid 10020] close(11 [pid 10032] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] chdir("./bus" [pid 10020] close(12 [pid 10032] <... chdir resumed>) = 0 [pid 10020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] openat(AT_FDCWD, NULL, O_RDONLY [pid 10020] close(13 [pid 10032] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10020] close(14 [pid 10032] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10020] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10020] close(15) = -1 EBADF (Bad file descriptor) [pid 10020] close(16) = -1 EBADF (Bad file descriptor) [pid 10020] close(17) = -1 EBADF (Bad file descriptor) [pid 10020] close(18) = -1 EBADF (Bad file descriptor) [ 316.173474][T10020] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 316.180105][T10032] XFS (loop2): Ending clean mount [ 316.207027][ T25] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 316.218702][ T25] XFS (loop2): Unmount and run xfs_repair [ 316.225133][ T25] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 316.232561][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 316.241899][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 316.251113][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 316.260408][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10020] close(19) = -1 EBADF (Bad file descriptor) [pid 10020] close(20) = -1 EBADF (Bad file descriptor) [pid 10020] close(21) = -1 EBADF (Bad file descriptor) [pid 10020] close(22) = -1 EBADF (Bad file descriptor) [pid 10020] close(23) = -1 EBADF (Bad file descriptor) [pid 10020] close(24) = -1 EBADF (Bad file descriptor) [pid 10020] close(25) = -1 EBADF (Bad file descriptor) [pid 10020] close(26) = -1 EBADF (Bad file descriptor) [pid 10020] close(27) = -1 EBADF (Bad file descriptor) [pid 10020] close(28) = -1 EBADF (Bad file descriptor) [pid 10020] close(29) = -1 EBADF (Bad file descriptor) [pid 10020] exit_group(0) = ? [pid 10020] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./104/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./104/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./104/cgroup") = 0 [pid 5226] umount2("./104/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./104/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./104/cgroup.cpu") = 0 [pid 5226] umount2("./104/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./104/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./104/cgroup.net") = 0 [pid 5226] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 316.269596][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 316.278809][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.288023][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.297257][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.307035][T10032] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] newfstatat(AT_FDCWD, "./104/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./104/binderfs") = 0 [pid 5226] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10034] <... write resumed>) = 16777216 [pid 10033] <... mount resumed>) = 0 [pid 10033] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10034] munmap(0x7f1398600000, 138412032 [pid 10032] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10033] chdir("./file0") = 0 [pid 10033] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10033] mkdir("./bus", 0777) = 0 [pid 10033] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10033] chdir("./bus") = 0 [pid 10033] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10033] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10033] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10032] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10032] close(3) = 0 [ 316.321547][T10032] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 316.338303][T10033] XFS (loop3): Ending clean mount [ 316.338419][T10032] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 316.352902][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10032] close(4) = -1 EBADF (Bad file descriptor) [pid 10032] close(5 [pid 10034] <... munmap resumed>) = 0 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10032] close(6) = -1 EBADF (Bad file descriptor) [pid 10034] <... openat resumed>) = 4 [pid 10032] close(7 [pid 10034] ioctl(4, LOOP_SET_FD, 3 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] close(8) = -1 EBADF (Bad file descriptor) [pid 10032] close(9 [pid 10034] <... ioctl resumed>) = 0 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] close(3 [pid 10032] close(10 [pid 10034] <... close resumed>) = 0 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] close(4 [ 316.376392][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 316.400739][T10034] loop0: detected capacity change from 0 to 32768 [pid 10032] close(11 [pid 10034] <... close resumed>) = 0 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] mkdir("./file0", 0777 [pid 10032] close(12) = -1 EBADF (Bad file descriptor) [pid 10034] <... mkdir resumed>) = 0 [pid 10034] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10032] close(13) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = 0 [pid 10032] close(14) = -1 EBADF (Bad file descriptor) [pid 10032] close(15) = -1 EBADF (Bad file descriptor) [pid 10032] close(16) = -1 EBADF (Bad file descriptor) [pid 10032] close(17) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10032] close(18) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10032] close(19) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./104/file0", [pid 10032] close(20) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10032] close(21) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10032] close(22) = -1 EBADF (Bad file descriptor) [pid 10032] close(23 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", [pid 10032] close(24) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10032] close(25) = -1 EBADF (Bad file descriptor) [pid 10032] close(26 [pid 5226] getdents64(4, [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] close(27 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] close(28 [pid 5226] getdents64(4, [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10032] close(29 [pid 5226] close(4 [pid 10032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10032] exit_group(0 [pid 5226] <... close resumed>) = 0 [pid 10032] <... exit_group resumed>) = ? [pid 10032] +++ exited with 0 +++ [pid 5226] rmdir("./104/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] rmdir("./104" [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5226] <... rmdir resumed>) = 0 [pid 5226] mkdir("./105", 0777) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 5224] umount2("./104", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10043] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] getdents64(3, [pid 5226] <... openat resumed>) = 3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] ioctl(3, LOOP_CLR_FD [ 316.428269][ T8] XFS (loop3): Unmount and run xfs_repair [ 316.456642][T10034] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 316.457684][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 5224] umount2("./104/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... ioctl resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] close(3 [pid 5224] newfstatat(AT_FDCWD, "./104/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./104/cgroup") = 0 [pid 5224] umount2("./104/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./104/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 316.543704][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 316.552715][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 316.583623][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5224] unlink("./104/cgroup.cpu" [pid 10034] <... mount resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 10034] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] umount2("./104/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10034] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10034] chdir("./file0" [pid 5224] newfstatat(AT_FDCWD, "./104/cgroup.net", [pid 10034] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10034] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] unlink("./104/cgroup.net" [pid 10034] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... unlink resumed>) = 0 [ 316.592554][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 316.617315][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 316.627626][T10034] XFS (loop0): Ending clean mount [ 316.633688][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10034] mkdir("./bus", 0777 [pid 5224] umount2("./104/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10034] <... mkdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10034] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] newfstatat(AT_FDCWD, "./104/binderfs", [pid 10034] chdir("./bus" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10034] <... chdir resumed>) = 0 [pid 5224] unlink("./104/binderfs" [pid 10034] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... unlink resumed>) = 0 [pid 10034] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10034] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 316.653624][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.670464][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.672551][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 316.692512][ T60] XFS (loop0): Unmount and run xfs_repair [ 316.698685][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 316.714455][T10033] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 316.730067][T10033] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10034] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10043] <... write resumed>) = 16777216 [pid 10043] munmap(0x7f1398600000, 138412032 [pid 10033] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10033] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10033] close(3) = 0 [pid 10033] close(4) = -1 EBADF (Bad file descriptor) [pid 10033] close(5) = -1 EBADF (Bad file descriptor) [pid 10033] close(6) = -1 EBADF (Bad file descriptor) [pid 10033] close(7) = -1 EBADF (Bad file descriptor) [pid 10033] close(8) = -1 EBADF (Bad file descriptor) [pid 10033] close(9) = -1 EBADF (Bad file descriptor) [pid 10033] close(10) = -1 EBADF (Bad file descriptor) [ 316.745989][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 316.755366][T10033] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 316.764898][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 316.781060][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10033] close(11) = -1 EBADF (Bad file descriptor) [pid 10033] close(12) = -1 EBADF (Bad file descriptor) [pid 10033] close(13) = -1 EBADF (Bad file descriptor) [pid 10033] close(14) = -1 EBADF (Bad file descriptor) [pid 10033] close(15) = -1 EBADF (Bad file descriptor) [pid 10033] close(16) = -1 EBADF (Bad file descriptor) [pid 10033] close(17) = -1 EBADF (Bad file descriptor) [pid 10033] close(18) = -1 EBADF (Bad file descriptor) [pid 10043] <... munmap resumed>) = 0 [pid 10033] close(19 [pid 5226] <... close resumed>) = 0 [pid 10043] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10043] ioctl(4, LOOP_SET_FD, 3 [pid 10033] close(20 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 107 ./strace-static-x86_64: Process 10068 attached [pid 10043] <... ioctl resumed>) = 0 [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10033] close(21) = -1 EBADF (Bad file descriptor) [pid 10033] close(22) = -1 EBADF (Bad file descriptor) [ 316.800625][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 316.812044][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 316.820038][T10043] loop1: detected capacity change from 0 to 32768 [ 316.821089][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 316.836850][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.846113][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10033] close(23) = -1 EBADF (Bad file descriptor) [pid 10033] close(24) = -1 EBADF (Bad file descriptor) [pid 10043] close(3 [pid 10033] close(25 [pid 10043] <... close resumed>) = 0 [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10043] close(4 [pid 10033] close(26 [pid 10068] set_robust_list(0x55557c72f760, 24 [pid 10043] <... close resumed>) = 0 [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... set_robust_list resumed>) = 0 [pid 10043] mkdir("./file0", 0777 [pid 10033] close(27 [pid 10068] chdir("./105" [pid 10043] <... mkdir resumed>) = 0 [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... chdir resumed>) = 0 [pid 10043] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10033] close(28 [pid 10068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... prctl resumed>) = 0 [pid 10033] close(29 [pid 10068] setpgid(0, 0 [pid 10033] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... setpgid resumed>) = 0 [pid 10033] exit_group(0 [pid 10068] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10033] <... exit_group resumed>) = ? [pid 10068] <... symlink resumed>) = 0 [pid 10033] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [ 316.855132][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 316.865627][T10034] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 316.884881][T10034] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10068] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./104/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./104/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... openat resumed>) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5225] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] rmdir("./104/file0" [pid 5225] <... openat resumed>) = 3 [pid 5224] <... rmdir resumed>) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5225] newfstatat(3, "", [pid 5224] rmdir("./104") = 0 [pid 5224] mkdir("./105", 0777 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./105/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... openat resumed>) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5225] newfstatat(AT_FDCWD, "./105/cgroup", [pid 5224] <... ioctl resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] close(3 [pid 10068] <... symlink resumed>) = 0 [pid 10034] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] unlink("./105/cgroup") = 0 [pid 5225] umount2("./105/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./105/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./105/cgroup.cpu") = 0 [pid 5225] umount2("./105/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./105/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./105/cgroup.net") = 0 [pid 5225] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./105/binderfs") = 0 [pid 10034] mkdir(NULL, 000 [pid 5225] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10034] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10034] close(3) = 0 [pid 10034] close(4 [pid 10068] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... symlink resumed>) = 0 [pid 10034] close(5 [pid 10068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... openat resumed>) = 3 [pid 10034] close(6) = -1 EBADF (Bad file descriptor) [pid 10068] write(3, "1000", 4 [pid 10034] close(7) = -1 EBADF (Bad file descriptor) [pid 10068] <... write resumed>) = 4 [pid 10034] close(8) = -1 EBADF (Bad file descriptor) [pid 10034] close(9 [pid 10068] close(3 [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = 0 [pid 10068] symlink("/dev/binderfs", "./binderfs" [ 316.900105][T10034] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 316.923487][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10034] close(10executing program [pid 10068] <... symlink resumed>) = 0 [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] close(11 [pid 10068] write(1, "executing program\n", 18) = 18 [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] memfd_create("syzkaller", 0 [pid 10034] close(12) = -1 EBADF (Bad file descriptor) [pid 10068] <... memfd_create resumed>) = 3 [pid 10034] close(13 [pid 10068] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] close(14 [pid 10068] <... mmap resumed>) = 0x7f1398600000 [pid 10034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10034] close(15) = -1 EBADF (Bad file descriptor) [pid 10034] close(16) = -1 EBADF (Bad file descriptor) [pid 10034] close(17) = -1 EBADF (Bad file descriptor) [pid 10034] close(18) = -1 EBADF (Bad file descriptor) [pid 10034] close(19) = -1 EBADF (Bad file descriptor) [pid 10034] close(20) = -1 EBADF (Bad file descriptor) [pid 10034] close(21) = -1 EBADF (Bad file descriptor) [pid 10034] close(22) = -1 EBADF (Bad file descriptor) [pid 10034] close(23) = -1 EBADF (Bad file descriptor) [pid 10034] close(24) = -1 EBADF (Bad file descriptor) [pid 10034] close(25) = -1 EBADF (Bad file descriptor) [pid 10034] close(26) = -1 EBADF (Bad file descriptor) [pid 10034] close(27) = -1 EBADF (Bad file descriptor) [pid 10034] close(28) = -1 EBADF (Bad file descriptor) [pid 10034] close(29) = -1 EBADF (Bad file descriptor) [pid 10034] exit_group(0) = ? [pid 10034] +++ exited with 0 +++ [pid 5225] <... umount2 resumed>) = 0 [ 316.947320][T10043] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=42 /* 0.42 s */} --- [pid 5225] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./105/file0", [pid 5221] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5225] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(3, "", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5221] getdents64(3, [pid 5225] newfstatat(4, "", [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] umount2("./109/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] getdents64(4, [pid 5221] newfstatat(AT_FDCWD, "./109/cgroup", [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10043] <... mount resumed>) = 0 [pid 10043] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10043] chdir("./file0") = 0 [pid 10043] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10043] mkdir("./bus", 0777 [pid 5225] close(4 [pid 5221] unlink("./109/cgroup" [pid 5225] <... close resumed>) = 0 [pid 10043] <... mkdir resumed>) = 0 [pid 5225] rmdir("./105/file0" [pid 5221] <... unlink resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5221] umount2("./109/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(3, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] newfstatat(AT_FDCWD, "./109/cgroup.cpu", [pid 5225] close(3 [pid 10043] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] rmdir("./105" [pid 5221] unlink("./109/cgroup.cpu" [pid 10043] chdir("./bus" [pid 5225] <... rmdir resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5225] mkdir("./106", 0777 [pid 5221] umount2("./109/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10043] <... chdir resumed>) = 0 [pid 10043] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] <... mkdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5221] newfstatat(AT_FDCWD, "./109/cgroup.net", [pid 10043] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] <... openat resumed>) = 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5221] unlink("./109/cgroup.net" [pid 5225] <... ioctl resumed>) = 0 [pid 10043] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 5225] close(3 [pid 5221] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10043] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 317.036238][T10043] XFS (loop1): Ending clean mount [pid 5221] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./109/binderfs") = 0 [ 317.085197][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 317.102458][ T60] XFS (loop1): Unmount and run xfs_repair [ 317.114133][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 317.133953][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 317.156297][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5221] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5221] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./109/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./109/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5224] <... close resumed>) = 0 [pid 5221] rmdir("./109" [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... rmdir resumed>) = 0 [pid 5221] mkdir("./110", 0777./strace-static-x86_64: Process 10077 attached [pid 10077] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 107 [pid 10077] <... set_robust_list resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 10077] chdir("./105" [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10077] <... chdir resumed>) = 0 [pid 10077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] <... openat resumed>) = 3 [pid 10077] <... prctl resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 10077] setpgid(0, 0 executing program [pid 5221] <... ioctl resumed>) = 0 [pid 5221] close(3 [pid 10077] <... setpgid resumed>) = 0 [pid 10077] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 10077] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10077] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10077] write(3, "1000", 4) = 4 [pid 10077] close(3) = 0 [pid 10077] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10077] write(1, "executing program\n", 18) = 18 [pid 10077] memfd_create("syzkaller", 0) = 3 [pid 10077] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 317.184797][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 317.204466][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 317.216859][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 317.225968][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 317.274880][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 317.293784][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10078 attached [pid 10078] set_robust_list(0x55557c72f760, 24) = 0 [pid 10078] chdir("./106" [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 108 [pid 10078] <... chdir resumed>) = 0 [pid 10078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10078] setpgid(0, 0) = 0 [pid 10078] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10078] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10078] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10078] write(3, "1000", 4) = 4 executing program [pid 10078] close(3) = 0 [pid 10078] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10078] write(1, "executing program\n", 18) = 18 [pid 10078] memfd_create("syzkaller", 0) = 3 [ 317.324334][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 317.345613][T10043] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10078] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 317.393897][T10043] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10043] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10043] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10043] close(3) = 0 [pid 10043] close(4) = -1 EBADF (Bad file descriptor) [pid 10043] close(5) = -1 EBADF (Bad file descriptor) [pid 10043] close(6) = -1 EBADF (Bad file descriptor) [pid 10043] close(7) = -1 EBADF (Bad file descriptor) [pid 10043] close(8) = -1 EBADF (Bad file descriptor) [pid 10043] close(9) = -1 EBADF (Bad file descriptor) [pid 10043] close(10) = -1 EBADF (Bad file descriptor) [pid 10043] close(11) = -1 EBADF (Bad file descriptor) [pid 10043] close(12) = -1 EBADF (Bad file descriptor) [pid 10043] close(13) = -1 EBADF (Bad file descriptor) [pid 10043] close(14) = -1 EBADF (Bad file descriptor) [ 317.443470][T10043] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10043] close(15) = -1 EBADF (Bad file descriptor) [pid 10043] close(16) = -1 EBADF (Bad file descriptor) [pid 10043] close(17) = -1 EBADF (Bad file descriptor) [pid 10043] close(18) = -1 EBADF (Bad file descriptor) [pid 10043] close(19) = -1 EBADF (Bad file descriptor) [pid 10043] close(20) = -1 EBADF (Bad file descriptor) [pid 10043] close(21) = -1 EBADF (Bad file descriptor) [pid 10043] close(22) = -1 EBADF (Bad file descriptor) [pid 10043] close(23) = -1 EBADF (Bad file descriptor) [pid 10043] close(24) = -1 EBADF (Bad file descriptor) [pid 10043] close(25) = -1 EBADF (Bad file descriptor) [pid 10043] close(26) = -1 EBADF (Bad file descriptor) [pid 10043] close(27) = -1 EBADF (Bad file descriptor) [pid 10043] close(28) = -1 EBADF (Bad file descriptor) [pid 10043] close(29) = -1 EBADF (Bad file descriptor) [pid 10043] exit_group(0) = ? [pid 10043] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./109/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./109/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./109/cgroup") = 0 [pid 5223] umount2("./109/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./109/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./109/cgroup.cpu") = 0 [pid 5223] umount2("./109/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./109/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./109/cgroup.net") = 0 [pid 5223] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./109/binderfs") = 0 [pid 5223] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10068] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10078] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10079 attached [pid 10079] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 112 [pid 10079] <... set_robust_list resumed>) = 0 [pid 10079] chdir("./110") = 0 [pid 10079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10079] setpgid(0, 0) = 0 [pid 10079] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 10079] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10079] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10079] write(3, "1000", 4) = 4 [pid 10079] close(3) = 0 [ 317.534215][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a executing program [pid 10079] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10079] write(1, "executing program\n", 18) = 18 [pid 10079] memfd_create("syzkaller", 0) = 3 [pid 10079] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10079] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10077] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10078] <... write resumed>) = 16777216 [pid 10068] <... write resumed>) = 16777216 [pid 5223] <... umount2 resumed>) = 0 [pid 10078] munmap(0x7f1398600000, 138412032 [pid 10068] munmap(0x7f1398600000, 138412032 [pid 10078] <... munmap resumed>) = 0 [pid 10068] <... munmap resumed>) = 0 [pid 10078] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10068] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 10068] ioctl(4, LOOP_SET_FD, 3 [pid 5223] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./109/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./109/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./109") = 0 [pid 5223] mkdir("./110", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 10078] <... openat resumed>) = 4 [pid 10078] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10068] <... ioctl resumed>) = 0 [pid 10068] close(3) = 0 [pid 10068] close(4) = 0 [pid 10078] close(3 [pid 10068] mkdir("./file0", 0777 [pid 10078] <... close resumed>) = 0 [pid 10068] <... mkdir resumed>) = 0 [pid 10078] close(4) = 0 [pid 10078] mkdir("./file0", 0777) = 0 [pid 10068] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 317.943215][T10068] loop4: detected capacity change from 0 to 32768 [ 317.965524][T10078] loop3: detected capacity change from 0 to 32768 [pid 10078] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 112 [pid 10077] <... write resumed>) = 16777216 [pid 10079] <... write resumed>) = 16777216 ./strace-static-x86_64: Process 10082 attached [pid 10077] munmap(0x7f1398600000, 138412032 [pid 10082] set_robust_list(0x55557c72f760, 24) = 0 [pid 10079] munmap(0x7f1398600000, 138412032 [pid 10082] chdir("./110") = 0 [pid 10082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10082] setpgid(0, 0) = 0 [pid 10082] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10077] <... munmap resumed>) = 0 [pid 10077] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10082] <... symlink resumed>) = 0 [pid 10077] <... openat resumed>) = 4 [pid 10077] ioctl(4, LOOP_SET_FD, 3 [pid 10082] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10082] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10077] <... ioctl resumed>) = 0 [pid 10082] write(3, "1000", 4) = 4 [pid 10082] close(3 [pid 10077] close(3) = 0 [pid 10077] close(4) = 0 [pid 10077] mkdir("./file0", 0777 [pid 10082] <... close resumed>) = 0 [pid 10079] <... munmap resumed>) = 0 [pid 10077] <... mkdir resumed>) = 0 [pid 10079] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10077] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10079] <... openat resumed>) = 4 [ 318.206051][T10077] loop2: detected capacity change from 0 to 32768 [ 318.214003][T10068] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 318.214991][T10078] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10079] ioctl(4, LOOP_SET_FD, 3 [pid 10082] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10082] write(1, "executing program\n", 18 [pid 10079] <... ioctl resumed>) = 0 executing program [pid 10082] <... write resumed>) = 18 [pid 10079] close(3 [pid 10082] memfd_create("syzkaller", 0 [pid 10079] <... close resumed>) = 0 [pid 10082] <... memfd_create resumed>) = 3 [pid 10079] close(4 [pid 10082] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10079] <... close resumed>) = 0 [pid 10079] mkdir("./file0", 0777) = 0 [pid 10079] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10082] <... mmap resumed>) = 0x7f1398600000 [ 318.252988][T10079] loop0: detected capacity change from 0 to 32768 [ 318.278200][T10077] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10078] <... mount resumed>) = 0 [pid 10078] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10078] chdir("./file0") = 0 [pid 10078] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10078] mkdir("./bus", 0777) = 0 [pid 10078] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10078] chdir("./bus") = 0 [pid 10078] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10078] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 318.378398][T10078] XFS (loop3): Ending clean mount [ 318.387484][T10079] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 318.410561][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10078] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 318.423877][ T60] XFS (loop3): Unmount and run xfs_repair [ 318.430435][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 318.438607][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 318.448427][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 318.457887][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 318.467390][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10082] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10077] <... mount resumed>) = 0 [pid 10077] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10077] chdir("./file0") = 0 [pid 10077] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10077] mkdir("./bus", 0777) = 0 [pid 10077] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10077] chdir("./bus") = 0 [pid 10077] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10077] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 318.479927][T10077] XFS (loop2): Ending clean mount [pid 10077] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10068] <... mount resumed>) = 0 [ 318.520791][ T25] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 318.533710][T10068] XFS (loop4): Ending clean mount [ 318.540963][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 318.552051][ T25] XFS (loop2): Unmount and run xfs_repair [ 318.558304][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10068] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [ 318.567496][ T25] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 318.575235][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.584301][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 318.593192][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 318.602156][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.611212][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10068] chdir("./file0" [pid 10082] <... write resumed>) = 16777216 [pid 10068] <... chdir resumed>) = 0 [ 318.620149][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 318.623658][T10078] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 318.629382][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 318.649426][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.658452][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10082] munmap(0x7f1398600000, 138412032 [pid 10068] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10068] mkdir("./bus", 0777 [pid 10079] <... mount resumed>) = 0 [pid 10068] <... mkdir resumed>) = 0 [pid 10068] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10068] chdir("./bus") = 0 [pid 10068] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10068] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 318.667467][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.676752][T10079] XFS (loop0): Ending clean mount [ 318.682145][T10077] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 318.697705][T10078] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10068] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10082] <... munmap resumed>) = 0 [pid 10082] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10082] ioctl(4, LOOP_SET_FD, 3 [pid 10079] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10078] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10077] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10079] <... openat resumed>) = 3 [pid 10078] mkdir(NULL, 000 [pid 10077] mkdir(NULL, 000 [pid 10079] chdir("./file0" [pid 10078] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10077] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10079] <... chdir resumed>) = 0 [pid 10078] close(3 [pid 10077] close(3 [pid 10079] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10078] <... close resumed>) = 0 [pid 10077] <... close resumed>) = 0 [pid 10082] <... ioctl resumed>) = 0 [pid 10082] close(3) = 0 [ 318.699186][T10077] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 318.725506][T10078] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 318.727523][T10077] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 318.739508][T10082] loop1: detected capacity change from 0 to 32768 [ 318.752415][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 318.764493][ T60] XFS (loop4): Unmount and run xfs_repair [pid 10082] close(4 [pid 10079] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10078] close(4 [pid 10077] close(4 [pid 10082] <... close resumed>) = 0 [pid 10079] mkdir("./bus", 0777 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] mkdir("./file0", 0777 [pid 10078] close(5 [pid 10077] close(5 [pid 10082] <... mkdir resumed>) = 0 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10079] <... mkdir resumed>) = 0 [pid 10078] close(6 [pid 10077] close(6 [pid 10079] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] chdir("./bus" [pid 10078] close(7 [pid 10077] close(7 [pid 10079] <... chdir resumed>) = 0 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] openat(AT_FDCWD, NULL, O_RDONLY [pid 10078] close(8 [pid 10077] close(8 [pid 10079] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10078] close(9 [pid 10077] close(9 [pid 10079] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 318.770275][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 318.778802][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 318.788362][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 318.797908][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 318.809425][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10079] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10078] close(10 [pid 10077] close(10) = -1 EBADF (Bad file descriptor) [pid 10077] close(11) = -1 EBADF (Bad file descriptor) [pid 10077] close(12) = -1 EBADF (Bad file descriptor) [pid 10077] close(13) = -1 EBADF (Bad file descriptor) [pid 10077] close(14) = -1 EBADF (Bad file descriptor) [pid 10077] close(15) = -1 EBADF (Bad file descriptor) [pid 10077] close(16) = -1 EBADF (Bad file descriptor) [pid 10077] close(17) = -1 EBADF (Bad file descriptor) [pid 10077] close(18) = -1 EBADF (Bad file descriptor) [pid 10077] close(19 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(11 [pid 10077] close(20 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(12 [pid 10077] close(21 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(13 [pid 10077] close(22 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(14 [pid 10077] close(23 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(15 [pid 10077] close(24 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(16 [pid 10077] close(25 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(17 [pid 10077] close(26 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(18 [pid 10077] close(27 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(19 [pid 10077] close(28 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(20 [pid 10077] close(29 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10078] close(21 [pid 10077] exit_group(0 [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10077] <... exit_group resumed>) = ? [pid 10078] close(22 [pid 10077] +++ exited with 0 +++ [pid 10078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 10078] close(23) = -1 EBADF (Bad file descriptor) [pid 10078] close(24) = -1 EBADF (Bad file descriptor) [pid 10078] close(25) = -1 EBADF (Bad file descriptor) [pid 10078] close(26) = -1 EBADF (Bad file descriptor) [pid 10078] close(27) = -1 EBADF (Bad file descriptor) [pid 10078] close(28) = -1 EBADF (Bad file descriptor) [pid 10078] close(29) = -1 EBADF (Bad file descriptor) [pid 10078] exit_group(0) = ? [ 318.816518][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 318.819675][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 318.840291][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.841486][ T8] XFS (loop0): Unmount and run xfs_repair [ 318.849757][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10078] +++ exited with 0 +++ [pid 5224] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./105/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./105/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./105/cgroup") = 0 [pid 5224] umount2("./105/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 5224] newfstatat(AT_FDCWD, "./105/cgroup.cpu", [pid 5225] restart_syscall(<... resuming interrupted clone ...> [ 318.866183][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.876665][T10068] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 318.879218][T10082] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 318.888980][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 318.904246][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 318.913268][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... restart_syscall resumed>) = 0 [pid 5224] unlink("./105/cgroup.cpu") = 0 [pid 5224] umount2("./105/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./105/cgroup.net", [pid 5225] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... openat resumed>) = 3 [pid 5224] unlink("./105/cgroup.net" [pid 5225] newfstatat(3, "", [pid 5224] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(3, [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5225] umount2("./106/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] unlink("./105/binderfs" [pid 5225] newfstatat(AT_FDCWD, "./106/cgroup", [pid 5224] <... unlink resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 318.922320][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 318.931541][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 318.940763][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 318.945758][T10068] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5224] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] unlink("./106/cgroup") = 0 [pid 5225] umount2("./106/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./106/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./106/cgroup.cpu") = 0 [pid 5225] umount2("./106/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./106/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./106/cgroup.net") = 0 [pid 5225] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./106/binderfs") = 0 [ 318.949821][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.974357][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.975956][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 318.983238][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 318.983534][T10068] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 318.983651][T10079] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5225] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10079] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10068] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10068] mkdir(NULL, 000 [pid 10079] mkdir(NULL, 000 [pid 10068] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10079] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10068] close(3 [pid 10079] close(3 [pid 10068] <... close resumed>) = 0 [pid 10079] <... close resumed>) = 0 [pid 10068] close(4 [pid 10079] close(4 [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] close(5 [pid 10079] close(5 [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] close(6 [pid 10079] close(6 [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] <... mount resumed>) = 0 [pid 10068] close(7 [pid 10082] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] <... openat resumed>) = 3 [pid 10079] close(7 [pid 10068] close(8) = -1 EBADF (Bad file descriptor) [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] chdir("./file0" [pid 10068] close(9 [pid 10079] close(8) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] <... chdir resumed>) = 0 [pid 10079] close(9 [pid 10068] close(10 [pid 10082] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(10 [pid 10068] close(11 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(11 [pid 10068] close(12 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10079] close(12 [pid 10068] close(13 [pid 10082] mkdir("./bus", 0777 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 319.018070][T10082] XFS (loop1): Ending clean mount [ 319.026168][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 319.028331][T10079] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 319.049555][T10079] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5224] <... umount2 resumed>) = 0 [pid 10082] <... mkdir resumed>) = 0 [pid 10079] close(13 [pid 10068] close(14 [pid 5225] <... umount2 resumed>) = 0 [pid 10082] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] chdir("./bus" [pid 10079] close(14 [pid 10068] close(15 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] <... chdir resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./106/file0", [pid 10082] openat(AT_FDCWD, NULL, O_RDONLY [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] newfstatat(AT_FDCWD, "./105/file0", [pid 10082] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10082] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10082] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10079] close(15 [pid 10068] close(16 [pid 5225] <... openat resumed>) = 4 [pid 5224] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(16 [pid 10068] close(17 [pid 5225] newfstatat(4, "", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] getdents64(4, [pid 5224] <... openat resumed>) = 4 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] newfstatat(4, "", [pid 5225] getdents64(4, [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] getdents64(4, [pid 5225] close(4 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... close resumed>) = 0 [pid 5224] getdents64(4, [pid 5225] rmdir("./106/file0" [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] close(4 [pid 5225] getdents64(3, [pid 5224] <... close resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] rmdir("./105/file0" [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(17 [pid 10068] close(18 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(18 [pid 10068] close(19 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(19 [pid 10068] close(20 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(20 [pid 10068] close(21 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(21 [pid 10068] close(22 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(22 [pid 10068] close(23 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(23 [pid 10068] close(24 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(24 [pid 10068] close(25 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(25) = -1 EBADF (Bad file descriptor) [pid 10068] close(26 [pid 10079] close(26 [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10079] close(27 [pid 10068] close(27 [pid 5225] close(3 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... rmdir resumed>) = 0 [pid 10079] close(28 [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 10079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10068] close(28 [pid 10079] close(29) = -1 EBADF (Bad file descriptor) [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] rmdir("./106" [pid 10079] exit_group(0 [pid 10068] close(29 [pid 5225] <... rmdir resumed>) = 0 [pid 10079] <... exit_group resumed>) = ? [pid 10079] +++ exited with 0 +++ [pid 10068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] mkdir("./107", 0777 [pid 10068] exit_group(0 [pid 5225] <... mkdir resumed>) = 0 [pid 10068] <... exit_group resumed>) = ? [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10068] +++ exited with 0 +++ [pid 5225] <... openat resumed>) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5224] getdents64(3, [pid 5225] <... ioctl resumed>) = 0 [ 319.138072][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 319.149555][ T60] XFS (loop1): Unmount and run xfs_repair [ 319.156335][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 319.164335][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 319.173424][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5225] close(3 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 5226] umount2("./105", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./105/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./105/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./105/cgroup") = 0 [pid 5226] umount2("./105/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./105/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./105/cgroup.cpu") = 0 [pid 5226] umount2("./105/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./105/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./105/cgroup.net") = 0 [pid 5226] umount2("./105/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./105/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./105/binderfs") = 0 [ 319.182473][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 319.191606][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 319.200979][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 319.210007][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 319.219317][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 319.229455][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [pid 5224] close(3 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5224] <... close resumed>) = 0 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5224] rmdir("./105" [pid 10082] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] <... rmdir resumed>) = 0 [pid 10082] mkdir(NULL, 000 [pid 5224] mkdir("./106", 0777 [pid 5221] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] <... mkdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] close(3 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10082] <... close resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 10082] close(4 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5221] newfstatat(3, "", [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... ioctl resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] close(3 [pid 10082] close(5 [ 319.238733][T10082] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 319.244090][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 319.253192][T10082] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 319.273867][T10082] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5221] getdents64(3, [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10082] close(6 [pid 5221] umount2("./110/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] close(7 [pid 5221] newfstatat(AT_FDCWD, "./110/cgroup", [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10082] close(8 [pid 5221] unlink("./110/cgroup" [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10082] close(9 [pid 5221] umount2("./110/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] close(10 [pid 5221] newfstatat(AT_FDCWD, "./110/cgroup.cpu", [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10082] close(11) = -1 EBADF (Bad file descriptor) [pid 10082] close(12) = -1 EBADF (Bad file descriptor) [pid 10082] close(13) = -1 EBADF (Bad file descriptor) [pid 10082] close(14) = -1 EBADF (Bad file descriptor) [pid 10082] close(15) = -1 EBADF (Bad file descriptor) [pid 10082] close(16) = -1 EBADF (Bad file descriptor) [pid 10082] close(17) = -1 EBADF (Bad file descriptor) [pid 10082] close(18) = -1 EBADF (Bad file descriptor) [pid 10082] close(19) = -1 EBADF (Bad file descriptor) [pid 10082] close(20 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./110/cgroup.cpu" [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10082] close(21 [pid 5221] umount2("./110/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] close(22 [pid 5221] newfstatat(AT_FDCWD, "./110/cgroup.net", [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10082] close(23 [pid 5221] unlink("./110/cgroup.net" [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10082] close(24 [pid 5221] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] close(25 [pid 5221] newfstatat(AT_FDCWD, "./110/binderfs", [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10082] close(26 [pid 5221] unlink("./110/binderfs" [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10082] close(27 [pid 5226] <... umount2 resumed>) = 0 [pid 5221] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] close(28 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./105/file0", [pid 10082] close(29 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./105/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10082] exit_group(0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10082] <... exit_group resumed>) = ? [pid 5226] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10082] +++ exited with 0 +++ [pid 5226] <... openat resumed>) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, [pid 5223] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] close(4 [pid 5223] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... close resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] newfstatat(AT_FDCWD, "./110/file0", [pid 5226] rmdir("./105/file0" [pid 5223] newfstatat(3, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] getdents64(3, [pid 5223] getdents64(3, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] openat(AT_FDCWD, "./110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] close(3 [pid 5223] umount2("./110/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 4 [pid 5226] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(4, "", [pid 5226] rmdir("./105" [pid 5223] newfstatat(AT_FDCWD, "./110/cgroup", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] getdents64(4, [pid 5226] mkdir("./106", 0777 [pid 5223] unlink("./110/cgroup" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] <... mkdir resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] getdents64(4, [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] umount2("./110/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] close(4 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5223] newfstatat(AT_FDCWD, "./110/cgroup.cpu", [pid 5221] <... close resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] rmdir("./110/file0" [pid 5226] close(3 [pid 5223] unlink("./110/cgroup.cpu" [pid 5221] <... rmdir resumed>) = 0 [ 319.375766][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] getdents64(3, [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] umount2("./110/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./110/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./110/cgroup.net") = 0 [pid 5223] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./110/binderfs") = 0 [pid 5223] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 109 [pid 5221] close(3) = 0 [pid 5221] rmdir("./110") = 0 [pid 5221] mkdir("./111", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10122 attached , child_tidptr=0x55557c72f750) = 108 ./strace-static-x86_64: Process 10121 attached [pid 10122] set_robust_list(0x55557c72f760, 24) = 0 [pid 10122] chdir("./106" [pid 10121] set_robust_list(0x55557c72f760, 24 [pid 10122] <... chdir resumed>) = 0 [pid 10121] <... set_robust_list resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 10121] chdir("./107" [pid 10122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10122] <... prctl resumed>) = 0 [pid 10121] <... chdir resumed>) = 0 [pid 10122] setpgid(0, 0) = 0 [pid 10122] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10121] setpgid(0, 0 [pid 10122] <... symlink resumed>) = 0 [pid 10121] <... setpgid resumed>) = 0 [pid 10122] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10121] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10122] <... symlink resumed>) = 0 [pid 10122] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 108 [pid 10122] <... symlink resumed>) = 0 [pid 10121] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10121] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 10122] <... openat resumed>) = 3 [pid 10121] <... symlink resumed>) = 0 [pid 10122] write(3, "1000", 4) = 4 [pid 10121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10122] close(3) = 0 [pid 10121] <... openat resumed>) = 3 [pid 10122] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 10123 attached [pid 10121] write(3, "1000", 4) = 4 [pid 10123] set_robust_list(0x55557c72f760, 24 [pid 10122] <... symlink resumed>) = 0 [pid 10123] <... set_robust_list resumed>) = 0 [pid 10123] chdir("./106" [pid 10122] write(1, "executing program\n", 18 [pid 10121] close(3executing program [pid 10122] <... write resumed>) = 18 [pid 10123] <... chdir resumed>) = 0 [pid 10122] memfd_create("syzkaller", 0 [pid 10123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10121] <... close resumed>) = 0 [pid 10123] <... prctl resumed>) = 0 [ 319.589617][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10121] symlink("/dev/binderfs", "./binderfs"executing program [pid 10123] setpgid(0, 0 [pid 10121] <... symlink resumed>) = 0 [pid 10123] <... setpgid resumed>) = 0 [pid 10121] write(1, "executing program\n", 18 [pid 10123] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10122] <... memfd_create resumed>) = 3 [pid 10121] <... write resumed>) = 18 [pid 10123] <... symlink resumed>) = 0 [pid 10121] memfd_create("syzkaller", 0 [pid 5221] <... close resumed>) = 0 [pid 10122] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10123] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10122] <... mmap resumed>) = 0x7f1398600000 [pid 10123] <... symlink resumed>) = 0 [pid 10121] <... memfd_create resumed>) = 3 [pid 10123] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10121] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] <... umount2 resumed>) = 0 [pid 10123] <... symlink resumed>) = 0 [pid 10121] <... mmap resumed>) = 0x7f1398600000 [pid 10123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5223] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10123] <... openat resumed>) = 3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10123] write(3, "1000", 4 [pid 5223] newfstatat(AT_FDCWD, "./110/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10123] <... write resumed>) = 4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 10124 attached [pid 10124] set_robust_list(0x55557c72f760, 24 [pid 10123] close(3 [pid 5223] openat(AT_FDCWD, "./110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 113 [pid 10124] <... set_robust_list resumed>) = 0 [pid 10124] chdir("./111" [pid 10123] <... close resumed>) = 0 [pid 5223] <... openat resumed>) = 4 [pid 10123] symlink("/dev/binderfs", "./binderfs" [pid 5223] newfstatat(4, "", [pid 10123] <... symlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 executing program [pid 10123] write(1, "executing program\n", 18 [pid 5223] getdents64(4, [pid 10123] <... write resumed>) = 18 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10123] memfd_create("syzkaller", 0 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4 [pid 10123] <... memfd_create resumed>) = 3 [pid 5223] <... close resumed>) = 0 [pid 5223] rmdir("./110/file0" [pid 10124] <... chdir resumed>) = 0 [pid 10123] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] <... rmdir resumed>) = 0 [pid 10124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10123] <... mmap resumed>) = 0x7f1398600000 [pid 10124] <... prctl resumed>) = 0 [pid 10124] setpgid(0, 0 [pid 5223] getdents64(3, [pid 10124] <... setpgid resumed>) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3 [pid 10124] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5223] <... close resumed>) = 0 [pid 5223] rmdir("./110" [pid 10124] <... symlink resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 10124] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5223] mkdir("./111", 0777 [pid 10124] <... symlink resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 10124] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5223] <... openat resumed>) = 3 [pid 10124] <... openat resumed>) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 10124] write(3, "1000", 4) = 4 [pid 10124] close(3 [pid 5223] <... ioctl resumed>) = 0 [pid 5223] close(3 [pid 10124] <... close resumed>) = 0 [pid 10124] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10124] write(1, "executing program\n", 18executing program ) = 18 [pid 10124] memfd_create("syzkaller", 0) = 3 [pid 10124] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10125 attached , child_tidptr=0x55557c72f750) = 113 [pid 10125] set_robust_list(0x55557c72f760, 24) = 0 [pid 10125] chdir("./111") = 0 [pid 10125] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10122] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10125] setpgid(0, 0) = 0 [pid 10125] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10125] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10125] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10125] write(3, "1000", 4executing program ) = 4 [pid 10125] close(3) = 0 [pid 10125] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10125] write(1, "executing program\n", 18) = 18 [pid 10125] memfd_create("syzkaller", 0) = 3 [pid 10125] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10124] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10123] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10122] <... write resumed>) = 16777216 [pid 10122] munmap(0x7f1398600000, 138412032) = 0 [pid 10122] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10121] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10122] <... openat resumed>) = 4 [pid 10122] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10122] close(3) = 0 [pid 10122] close(4) = 0 [pid 10122] mkdir("./file0", 0777) = 0 [ 320.215415][T10122] loop4: detected capacity change from 0 to 32768 [ 320.296250][T10122] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10122] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid") = 0 [pid 10122] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10122] chdir("./file0") = 0 [pid 10122] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10122] mkdir("./bus", 0777) = 0 [ 320.386623][T10122] XFS (loop4): Ending clean mount [pid 10125] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10122] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10122] chdir("./bus") = 0 [pid 10122] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10122] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 320.448455][T10122] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 320.501860][T10122] XFS (loop4): Unmount and run xfs_repair [ 320.518418][T10122] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 320.547236][T10122] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 320.566852][T10122] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 320.586036][T10122] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10122] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10124] <... write resumed>) = 16777216 [pid 10124] munmap(0x7f1398600000, 138412032) = 0 [ 320.604892][T10122] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 320.623639][T10122] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 320.644910][T10122] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10124] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 320.663926][T10122] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 320.683759][T10122] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 320.683925][T10124] loop0: detected capacity change from 0 to 32768 [ 320.702374][T10122] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10124] ioctl(4, LOOP_SET_FD, 3 [pid 10121] <... write resumed>) = 16777216 [pid 10124] <... ioctl resumed>) = 0 [pid 10124] close(3 [pid 10121] munmap(0x7f1398600000, 138412032 [pid 10124] <... close resumed>) = 0 [pid 10124] close(4) = 0 [pid 10124] mkdir("./file0", 0777) = 0 [ 320.716837][T10122] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10124] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10125] <... write resumed>) = 16777216 [pid 10125] munmap(0x7f1398600000, 138412032 [pid 10122] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10122] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10122] close(3) = 0 [pid 10123] <... write resumed>) = 16777216 [pid 10121] <... munmap resumed>) = 0 [pid 10123] munmap(0x7f1398600000, 138412032 [pid 10121] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10122] close(4 [pid 10121] <... openat resumed>) = 4 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10121] ioctl(4, LOOP_SET_FD, 3 [pid 10122] close(5) = -1 EBADF (Bad file descriptor) [pid 10122] close(6) = -1 EBADF (Bad file descriptor) [pid 10121] <... ioctl resumed>) = 0 [ 320.770077][T10122] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 320.800427][T10121] loop3: detected capacity change from 0 to 32768 [ 320.802930][T10124] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10121] close(3 [pid 10122] close(7 [pid 10121] <... close resumed>) = 0 [pid 10121] close(4 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] <... munmap resumed>) = 0 [pid 10123] <... munmap resumed>) = 0 [pid 10122] close(8 [pid 10121] <... close resumed>) = 0 [pid 10121] mkdir("./file0", 0777 [pid 10125] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10121] <... mkdir resumed>) = 0 [pid 10121] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10122] close(9 [pid 10125] ioctl(4, LOOP_SET_FD, 3 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] <... ioctl resumed>) = 0 [pid 10125] close(3) = 0 [pid 10125] close(4 [pid 10122] close(10) = -1 EBADF (Bad file descriptor) [pid 10122] close(11) = -1 EBADF (Bad file descriptor) [pid 10122] close(12) = -1 EBADF (Bad file descriptor) [pid 10122] close(13) = -1 EBADF (Bad file descriptor) [pid 10122] close(14) = -1 EBADF (Bad file descriptor) [pid 10122] close(15) = -1 EBADF (Bad file descriptor) [pid 10122] close(16 [pid 10125] <... close resumed>) = 0 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10122] close(17 [pid 10125] mkdir("./file0", 0777 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10122] close(18 [pid 10125] <... mkdir resumed>) = 0 [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10122] close(19 [pid 10125] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10122] close(20) = -1 EBADF (Bad file descriptor) [pid 10122] close(21 [pid 10124] <... mount resumed>) = 0 [pid 10123] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10122] close(22) = -1 EBADF (Bad file descriptor) [pid 10122] close(23) = -1 EBADF (Bad file descriptor) [pid 10122] close(24) = -1 EBADF (Bad file descriptor) [pid 10122] close(25) = -1 EBADF (Bad file descriptor) [pid 10122] close(26) = -1 EBADF (Bad file descriptor) [pid 10122] close(27) = -1 EBADF (Bad file descriptor) [ 320.862453][T10124] XFS (loop0): Ending clean mount [ 320.869821][T10125] loop1: detected capacity change from 0 to 32768 [pid 10122] close(28) = -1 EBADF (Bad file descriptor) [pid 10122] close(29 [pid 10124] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... openat resumed>) = 4 [pid 10122] exit_group(0) = ? [pid 10124] <... openat resumed>) = 3 [pid 10124] chdir("./file0") = 0 [pid 10123] ioctl(4, LOOP_SET_FD, 3 [pid 10124] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10122] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=39 /* 0.39 s */} --- [pid 10124] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10124] mkdir("./bus", 0777 [pid 10123] <... ioctl resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10123] close(3 [pid 5226] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10124] <... mkdir resumed>) = 0 [pid 10123] <... close resumed>) = 0 [pid 10123] close(4) = 0 [pid 10123] mkdir("./file0", 0777 [pid 10124] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10123] <... mkdir resumed>) = 0 [pid 10123] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10124] chdir("./bus") = 0 [pid 10124] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10124] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10124] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... openat resumed>) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [ 320.902636][T10123] loop2: detected capacity change from 0 to 32768 [ 320.931447][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 320.933924][T10121] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./106/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./106/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./106/cgroup") = 0 [ 320.958535][T10125] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 320.967511][ T9] XFS (loop0): Unmount and run xfs_repair [ 320.974557][T10123] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 320.985838][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 320.994487][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5226] umount2("./106/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./106/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 321.003463][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 321.012651][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 321.021919][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 321.031094][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 321.040431][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.049572][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] unlink("./106/cgroup.cpu") = 0 [pid 5226] umount2("./106/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./106/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./106/cgroup.net") = 0 [pid 5226] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 321.058894][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.068093][T10124] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 321.089836][T10121] XFS (loop3): Ending clean mount [ 321.096867][T10123] XFS (loop2): Ending clean mount [ 321.104090][T10125] XFS (loop1): Ending clean mount [pid 10123] <... mount resumed>) = 0 [pid 10121] <... mount resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./106/binderfs", [pid 10123] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10125] <... mount resumed>) = 0 [pid 10123] <... openat resumed>) = 3 [pid 5226] unlink("./106/binderfs" [pid 10123] chdir("./file0" [pid 5226] <... unlink resumed>) = 0 [pid 10125] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10123] <... chdir resumed>) = 0 [pid 5226] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10125] <... openat resumed>) = 3 [pid 10123] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10125] chdir("./file0" [pid 10123] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10125] <... chdir resumed>) = 0 [pid 10123] mkdir("./bus", 0777 [pid 10125] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10123] <... mkdir resumed>) = 0 [pid 10125] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10123] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10123] chdir("./bus") = 0 [pid 10125] mkdir("./bus", 0777 [pid 10123] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10123] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10123] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10124] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 321.105185][T10124] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 321.121611][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 321.124224][T10124] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 321.136172][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 321.152569][ T9] XFS (loop2): Unmount and run xfs_repair [pid 10124] mkdir(NULL, 000 [pid 10125] <... mkdir resumed>) = 0 [pid 10121] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10125] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10124] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10121] <... openat resumed>) = 3 [pid 10125] chdir("./bus" [pid 10124] close(3 [pid 10121] chdir("./file0" [pid 10125] <... chdir resumed>) = 0 [pid 10124] <... close resumed>) = 0 [pid 10121] <... chdir resumed>) = 0 [pid 10125] openat(AT_FDCWD, NULL, O_RDONLY [pid 10124] close(4 [pid 10121] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10125] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10121] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10125] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10124] close(5 [pid 10121] mkdir("./bus", 0777 [pid 10125] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10124] close(6) = -1 EBADF (Bad file descriptor) [pid 10124] close(7) = -1 EBADF (Bad file descriptor) [pid 10124] close(8) = -1 EBADF (Bad file descriptor) [pid 10121] <... mkdir resumed>) = 0 [ 321.158655][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 321.166360][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 321.175544][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 321.177545][ T25] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 321.184684][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 321.195761][ T25] XFS (loop1): Unmount and run xfs_repair [ 321.204601][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 321.210303][ T25] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 321.219193][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 321.226561][ T25] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 321.226584][ T25] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10124] close(9 [pid 10121] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10121] chdir("./bus" [pid 10124] close(10) = -1 EBADF (Bad file descriptor) [pid 10124] close(11) = -1 EBADF (Bad file descriptor) [pid 10124] close(12) = -1 EBADF (Bad file descriptor) [pid 10124] close(13) = -1 EBADF (Bad file descriptor) [pid 10124] close(14) = -1 EBADF (Bad file descriptor) [pid 10124] close(15) = -1 EBADF (Bad file descriptor) [pid 10124] close(16) = -1 EBADF (Bad file descriptor) [pid 10124] close(17) = -1 EBADF (Bad file descriptor) [pid 10124] close(18) = -1 EBADF (Bad file descriptor) [pid 10124] close(19) = -1 EBADF (Bad file descriptor) [pid 10124] close(20) = -1 EBADF (Bad file descriptor) [pid 10124] close(21) = -1 EBADF (Bad file descriptor) [pid 10124] close(22) = -1 EBADF (Bad file descriptor) [pid 10124] close(23) = -1 EBADF (Bad file descriptor) [pid 10124] close(24) = -1 EBADF (Bad file descriptor) [pid 10124] close(25) = -1 EBADF (Bad file descriptor) [pid 10124] close(26) = -1 EBADF (Bad file descriptor) [pid 10124] close(27) = -1 EBADF (Bad file descriptor) [pid 10124] close(28) = -1 EBADF (Bad file descriptor) [pid 10124] close(29) = -1 EBADF (Bad file descriptor) [pid 10124] exit_group(0) = ? [ 321.226603][ T25] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 321.235547][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.235570][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.244548][ T25] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 321.254137][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.262237][ T25] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10121] <... chdir resumed>) = 0 [pid 10124] +++ exited with 0 +++ [ 321.271952][T10123] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 321.280030][ T25] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.280056][ T25] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.280075][ T25] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.280169][T10125] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10123] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10121] openat(AT_FDCWD, NULL, O_RDONLY [pid 10123] mkdir(NULL, 000 [pid 10121] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 10123] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10121] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 10123] close(3 [pid 10121] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... restart_syscall resumed>) = 0 [pid 10123] <... close resumed>) = 0 [pid 10121] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10123] close(4 [pid 10125] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] mkdir(NULL, 000 [pid 10123] close(5 [pid 10125] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10125] close(3 [pid 10123] close(6 [pid 10125] <... close resumed>) = 0 [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10125] close(4 [pid 10123] close(7 [pid 5221] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 3 [pid 10125] close(5 [pid 10123] close(8 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(3, "", [pid 10125] close(6 [pid 10123] close(9 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10125] close(7 [ 321.292243][T10125] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 321.320647][T10123] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 321.339434][T10125] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 321.372004][T10123] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 10123] close(10 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 10125] close(8 [pid 10123] close(11 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10125] close(9 [pid 10123] close(12 [pid 5221] umount2("./111/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(10 [pid 10123] close(13 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(11 [pid 10123] close(14 [pid 5221] newfstatat(AT_FDCWD, "./111/cgroup", [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10125] close(12 [pid 10123] close(15 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] unlink("./111/cgroup" [ 321.381823][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 321.416040][ T9] XFS (loop3): Unmount and run xfs_repair [ 321.421832][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 321.429465][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 321.438480][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 321.447661][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10125] close(13 [pid 10123] close(16 [pid 5221] <... unlink resumed>) = 0 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(14 [pid 10123] close(17 [pid 5221] umount2("./111/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(15 [pid 10123] close(18 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(16 [pid 10123] close(19 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(17 [pid 10123] close(20 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(18 [pid 10123] close(21 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(19 [pid 10123] close(22 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(20 [pid 10123] close(23 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(21 [pid 10123] close(24 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(22 [pid 10123] close(25 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10125] close(23 [pid 10123] close(26 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(AT_FDCWD, "./111/cgroup.cpu", [pid 10125] close(24 [pid 10123] close(27 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] unlink("./111/cgroup.cpu" [pid 10125] close(25 [pid 10123] close(28 [pid 5221] <... unlink resumed>) = 0 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./111/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10125] close(26 [pid 10123] close(29 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(AT_FDCWD, "./111/cgroup.net", [pid 10125] close(27 [pid 10123] exit_group(0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10123] <... exit_group resumed>) = ? [pid 5221] unlink("./111/cgroup.net" [pid 10125] close(28 [pid 10123] +++ exited with 0 +++ [pid 5221] <... unlink resumed>) = 0 [pid 10125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10125] close(29) = -1 EBADF (Bad file descriptor) [pid 10125] exit_group(0) = ? [pid 5221] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10125] +++ exited with 0 +++ [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./111/binderfs", [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=42 /* 0.42 s */} --- [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5221] unlink("./111/binderfs") = 0 [pid 5221] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=41 /* 0.41 s */} --- [pid 5224] umount2("./106", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... restart_syscall resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(3, [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] umount2("./106/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(3, "", [pid 5224] newfstatat(AT_FDCWD, "./106/cgroup", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 321.456847][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 321.465871][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 321.474892][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.483918][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 321.492817][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] getdents64(3, [pid 5224] unlink("./106/cgroup" [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... unlink resumed>) = 0 [pid 5223] umount2("./111/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./106/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./111/cgroup", [pid 5226] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... openat resumed>) = 4 [pid 5223] unlink("./111/cgroup" [pid 5226] newfstatat(4, "", [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] umount2("./111/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] getdents64(4, [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] newfstatat(AT_FDCWD, "./111/cgroup.cpu", [pid 5226] getdents64(4, [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] unlink("./111/cgroup.cpu" [pid 5226] close(4 [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5223] umount2("./111/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] rmdir("./106/file0" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... rmdir resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./111/cgroup.net", [pid 5226] getdents64(3, [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] unlink("./111/cgroup.net" [pid 5226] close(3 [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5223] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] rmdir("./106" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... rmdir resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./111/binderfs", [pid 5226] mkdir("./107", 0777 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... mkdir resumed>) = 0 [pid 5223] unlink("./111/binderfs" [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] <... unlink resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5223] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] ioctl(3, LOOP_CLR_FD [pid 10121] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] <... ioctl resumed>) = 0 [pid 5224] umount2("./106/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10121] mkdir(NULL, 000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10121] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] newfstatat(AT_FDCWD, "./106/cgroup.cpu", [pid 10121] close(3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10121] <... close resumed>) = 0 [pid 5224] unlink("./106/cgroup.cpu" [pid 10121] close(4 [pid 5224] <... unlink resumed>) = 0 [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./106/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10121] close(5 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./106/cgroup.net", [pid 10121] close(6 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./106/cgroup.net" [pid 10121] close(7 [pid 5224] <... unlink resumed>) = 0 [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./106/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10121] close(8 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./106/binderfs", [pid 10121] close(9 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./106/binderfs" [pid 10121] close(10 [pid 5224] <... unlink resumed>) = 0 [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10121] close(11) = -1 EBADF (Bad file descriptor) [pid 10121] close(12) = -1 EBADF (Bad file descriptor) [pid 10121] close(13) = -1 EBADF (Bad file descriptor) [pid 10121] close(14) = -1 EBADF (Bad file descriptor) [pid 10121] close(15) = -1 EBADF (Bad file descriptor) [pid 10121] close(16) = -1 EBADF (Bad file descriptor) [pid 10121] close(17) = -1 EBADF (Bad file descriptor) [pid 10121] close(18) = -1 EBADF (Bad file descriptor) [ 321.502238][T10121] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 321.514519][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 321.517339][T10121] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 321.538097][T10121] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 321.538408][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10121] close(19 [pid 5226] close(3 [pid 10121] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10121] close(20) = -1 EBADF (Bad file descriptor) [pid 10121] close(21) = -1 EBADF (Bad file descriptor) [pid 10121] close(22) = -1 EBADF (Bad file descriptor) [pid 10121] close(23) = -1 EBADF (Bad file descriptor) [pid 10121] close(24) = -1 EBADF (Bad file descriptor) [pid 10121] close(25) = -1 EBADF (Bad file descriptor) [pid 10121] close(26) = -1 EBADF (Bad file descriptor) [pid 10121] close(27) = -1 EBADF (Bad file descriptor) [pid 10121] close(28) = -1 EBADF (Bad file descriptor) [pid 10121] close(29) = -1 EBADF (Bad file descriptor) [pid 10121] exit_group(0) = ? [pid 10121] +++ exited with 0 +++ [ 321.557401][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=33 /* 0.33 s */} --- [pid 5221] <... umount2 resumed>) = 0 [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 5223] <... umount2 resumed>) = 0 [pid 5221] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... restart_syscall resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./111/file0", [pid 5223] newfstatat(AT_FDCWD, "./111/file0", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./111/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] openat(AT_FDCWD, "./111/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... openat resumed>) = 4 [pid 5225] <... openat resumed>) = 3 [pid 5223] <... openat resumed>) = 4 [pid 5225] newfstatat(3, "", [pid 5221] newfstatat(4, "", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] newfstatat(4, "", [pid 5225] getdents64(3, [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] getdents64(4, [pid 5221] getdents64(4, [pid 5225] umount2("./107/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] getdents64(4, [pid 5221] getdents64(4, [pid 5225] newfstatat(AT_FDCWD, "./107/cgroup", [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] close(4 [pid 5221] close(4 [pid 5226] <... close resumed>) = 0 [pid 5225] unlink("./107/cgroup" [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 109 [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5223] rmdir("./111/file0" [pid 5221] rmdir("./111/file0" [pid 5223] <... rmdir resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5223] getdents64(3, [pid 5221] getdents64(3, [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 10166 attached [pid 5225] umount2("./107/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(3 [pid 5221] close(3 [pid 10166] set_robust_list(0x55557c72f760, 24 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 10166] <... set_robust_list resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./107/cgroup.cpu", [pid 5224] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] rmdir("./111" [pid 5221] rmdir("./111" [pid 10166] chdir("./107" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... rmdir resumed>) = 0 [pid 5225] unlink("./107/cgroup.cpu" [pid 5224] newfstatat(AT_FDCWD, "./106/file0", [pid 5221] <... rmdir resumed>) = 0 [pid 10166] <... chdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] mkdir("./112", 0777 [pid 5221] mkdir("./112", 0777 [pid 10166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5225] umount2("./107/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./106/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10166] <... prctl resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10166] setpgid(0, 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... mkdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10166] <... setpgid resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./107/cgroup.net", [pid 5224] <... openat resumed>) = 4 [pid 10166] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] newfstatat(4, "", [pid 5223] <... openat resumed>) = 3 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10166] <... symlink resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 10166] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5225] unlink("./107/cgroup.net" [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5224] getdents64(4, [pid 5223] <... ioctl resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 10166] <... symlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] close(3 [pid 10166] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5225] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(4, [pid 5223] close(3 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10166] <... symlink resumed>) = 0 executing program [pid 5225] newfstatat(AT_FDCWD, "./107/binderfs", [pid 5224] close(4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... close resumed>) = 0 [pid 5225] unlink("./107/binderfs" [pid 5224] rmdir("./106/file0" [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5225] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./106" [pid 10166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5224] <... rmdir resumed>) = 0 [pid 10166] <... openat resumed>) = 3 [pid 5224] mkdir("./107", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10166] write(3, "1000", 4 [pid 5224] <... openat resumed>) = 3 [pid 10166] <... write resumed>) = 4 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 10166] close(3 [pid 5224] <... ioctl resumed>) = 0 [pid 10166] <... close resumed>) = 0 [pid 5224] close(3 [pid 10166] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10166] write(1, "executing program\n", 18) = 18 [pid 10166] memfd_create("syzkaller", 0) = 3 [pid 10166] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 executing program [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10167 attached [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10167] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 114 [pid 10167] <... set_robust_list resumed>) = 0 [pid 10167] chdir("./112") = 0 [pid 10167] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10167] setpgid(0, 0) = 0 [pid 10167] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10167] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 114 [pid 10167] <... symlink resumed>) = 0 [pid 10167] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10166] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10167] write(3, "1000", 4) = 4 [pid 10167] close(3) = 0 [pid 10167] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10167] write(1, "executing program\n", 18) = 18 [pid 10167] memfd_create("syzkaller", 0) = 3 [pid 10167] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 ./strace-static-x86_64: Process 10168 attached [pid 10168] set_robust_list(0x55557c72f760, 24) = 0 [pid 10168] chdir("./112") = 0 [pid 10168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10168] setpgid(0, 0) = 0 [pid 10168] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 10168] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10168] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10168] write(3, "1000", 4) = 4 [pid 10168] close(3) = 0 [pid 10168] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10168] write(1, "executing program\n", 18) = 18 [pid 10168] memfd_create("syzkaller", 0) = 3 [pid 10168] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 322.014522][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10169 attached [pid 10169] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 109 [pid 10169] <... set_robust_list resumed>) = 0 [pid 10169] chdir("./107") = 0 [pid 10169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10169] setpgid(0, 0) = 0 [pid 10169] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 10169] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10169] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 10169] write(3, "1000", 4) = 4 [pid 10169] close(3) = 0 [pid 10169] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10169] write(1, "executing program\n", 18) = 18 [pid 10169] memfd_create("syzkaller", 0) = 3 [pid 10169] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10166] <... write resumed>) = 16777216 [pid 10166] munmap(0x7f1398600000, 138412032) = 0 [pid 10166] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 10166] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10166] close(3) = 0 [pid 10166] close(4) = 0 [pid 10166] mkdir("./file0", 0777) = 0 [ 322.245118][T10166] loop4: detected capacity change from 0 to 32768 [pid 10166] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./107/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./107/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./107") = 0 [pid 5225] mkdir("./108", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [ 322.325403][T10166] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] close(3 [pid 10169] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10176 attached [pid 10176] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 110 [pid 10176] <... set_robust_list resumed>) = 0 [pid 10176] chdir("./108") = 0 [pid 10176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10176] setpgid(0, 0) = 0 [pid 10176] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10176] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10176] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10176] write(3, "1000", 4) = 4 [pid 10176] close(3) = 0 [pid 10176] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10176] write(1, "executing program\n", 18) = 18 [pid 10176] memfd_create("syzkaller", 0 [pid 10168] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10176] <... memfd_create resumed>) = 3 [pid 10176] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10167] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10176] <... mmap resumed>) = 0x7f1398600000 [pid 10166] <... mount resumed>) = 0 [pid 10166] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10166] chdir("./file0") = 0 [pid 10166] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10166] mkdir("./bus", 0777) = 0 [pid 10166] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10166] chdir("./bus") = 0 [ 322.615840][T10166] XFS (loop4): Ending clean mount [pid 10166] openat(AT_FDCWD, NULL, O_RDONLY [pid 10167] <... write resumed>) = 16777216 [pid 10167] munmap(0x7f1398600000, 138412032) = 0 [pid 10167] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10167] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10167] close(3) = 0 [pid 10167] close(4) = 0 [pid 10167] mkdir("./file0", 0777) = 0 [pid 10167] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 322.782249][T10167] loop1: detected capacity change from 0 to 32768 [pid 10176] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10166] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10169] <... write resumed>) = 16777216 [pid 10166] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10169] munmap(0x7f1398600000, 138412032 [pid 10166] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 322.917304][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 322.928762][ T8] XFS (loop4): Unmount and run xfs_repair [ 322.934849][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 322.942265][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 322.951233][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 322.960202][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 322.969223][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 322.978195][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 322.987316][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 322.996565][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.005495][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10166] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10176] <... write resumed>) = 16777216 [pid 10176] munmap(0x7f1398600000, 138412032) = 0 [pid 10169] <... munmap resumed>) = 0 [pid 10176] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 323.046825][T10166] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 323.081810][T10167] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10169] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10169] ioctl(4, LOOP_SET_FD, 3 [pid 10176] ioctl(4, LOOP_SET_FD, 3 [pid 10169] <... ioctl resumed>) = 0 [pid 10166] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10176] <... ioctl resumed>) = 0 [pid 10169] close(3) = 0 [pid 10169] close(4) = 0 [pid 10169] mkdir("./file0", 0777) = 0 [pid 10169] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10166] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10166] close(3) = 0 [pid 10166] close(4) = -1 EBADF (Bad file descriptor) [pid 10166] close(5) = -1 EBADF (Bad file descriptor) [pid 10166] close(6) = -1 EBADF (Bad file descriptor) [pid 10166] close(7) = -1 EBADF (Bad file descriptor) [pid 10166] close(8) = -1 EBADF (Bad file descriptor) [pid 10166] close(9) = -1 EBADF (Bad file descriptor) [pid 10166] close(10) = -1 EBADF (Bad file descriptor) [pid 10166] close(11) = -1 EBADF (Bad file descriptor) [pid 10166] close(12) = -1 EBADF (Bad file descriptor) [pid 10166] close(13) = -1 EBADF (Bad file descriptor) [pid 10166] close(14) = -1 EBADF (Bad file descriptor) [pid 10166] close(15) = -1 EBADF (Bad file descriptor) [pid 10166] close(16) = -1 EBADF (Bad file descriptor) [pid 10166] close(17) = -1 EBADF (Bad file descriptor) [pid 10166] close(18) = -1 EBADF (Bad file descriptor) [pid 10166] close(19) = -1 EBADF (Bad file descriptor) [pid 10166] close(20) = -1 EBADF (Bad file descriptor) [pid 10166] close(21) = -1 EBADF (Bad file descriptor) [pid 10166] close(22) = -1 EBADF (Bad file descriptor) [pid 10166] close(23) = -1 EBADF (Bad file descriptor) [pid 10166] close(24) = -1 EBADF (Bad file descriptor) [pid 10166] close(25) = -1 EBADF (Bad file descriptor) [pid 10166] close(26) = -1 EBADF (Bad file descriptor) [pid 10166] close(27) = -1 EBADF (Bad file descriptor) [pid 10166] close(28) = -1 EBADF (Bad file descriptor) [pid 10166] close(29) = -1 EBADF (Bad file descriptor) [pid 10166] exit_group(0) = ? [pid 10166] +++ exited with 0 +++ [pid 10176] close(3) = 0 [pid 10168] <... write resumed>) = 16777216 [pid 10176] close(4) = 0 [pid 10176] mkdir("./file0", 0777) = 0 [pid 10176] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 323.083011][T10166] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 323.094567][T10169] loop2: detected capacity change from 0 to 32768 [ 323.113620][T10166] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 323.124495][T10176] loop3: detected capacity change from 0 to 32768 [pid 10168] munmap(0x7f1398600000, 138412032 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=30 /* 0.30 s */} --- [pid 5226] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10168] <... munmap resumed>) = 0 [pid 10168] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./107/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./107/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./107/cgroup") = 0 [pid 5226] umount2("./107/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./107/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./107/cgroup.cpu") = 0 [pid 5226] umount2("./107/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./107/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./107/cgroup.net") = 0 [pid 5226] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./107/binderfs") = 0 [pid 5226] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10168] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10168] close(3) = 0 [pid 10167] <... mount resumed>) = 0 [pid 10168] close(4 [pid 10167] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10168] <... close resumed>) = 0 [pid 10167] <... openat resumed>) = 3 [pid 10168] mkdir("./file0", 0777 [pid 10167] chdir("./file0" [pid 10168] <... mkdir resumed>) = 0 [pid 10167] <... chdir resumed>) = 0 [pid 10168] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 323.218662][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 323.230904][T10168] loop0: detected capacity change from 0 to 32768 [ 323.246374][T10167] XFS (loop1): Ending clean mount [pid 10167] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10167] mkdir("./bus", 0777 [pid 5226] <... umount2 resumed>) = 0 [pid 10167] <... mkdir resumed>) = 0 [pid 10167] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10167] chdir("./bus") = 0 [pid 10167] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10167] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10167] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10167] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./107/file0", [pid 10167] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./107/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./107") = 0 [pid 5226] mkdir("./108", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 323.297105][T10169] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 323.318339][T10176] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 323.330915][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 323.344080][ T60] XFS (loop1): Unmount and run xfs_repair [ 323.350249][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 323.357819][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 323.366967][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 323.376087][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 323.385188][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 323.394144][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 323.403040][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.412036][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.421008][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] close(3) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10205 attached [pid 10205] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 110 [pid 10205] <... set_robust_list resumed>) = 0 [ 323.441420][T10167] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10205] chdir("./108") = 0 [pid 10205] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10205] setpgid(0, 0) = 0 [pid 10205] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10205] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 10205] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10205] write(3, "1000", 4 [pid 10167] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10205] <... write resumed>) = 4 [pid 10167] mkdir(NULL, 000 [pid 10205] close(3 [pid 10169] <... mount resumed>) = 0 [pid 10167] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10205] <... close resumed>) = 0 [pid 10169] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10205] symlink("/dev/binderfs", "./binderfs"executing program [pid 10169] <... openat resumed>) = 3 [pid 10205] <... symlink resumed>) = 0 [pid 10169] chdir("./file0" [pid 10205] write(1, "executing program\n", 18 [pid 10169] <... chdir resumed>) = 0 [pid 10205] <... write resumed>) = 18 [pid 10169] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10205] memfd_create("syzkaller", 0 [pid 10169] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10205] <... memfd_create resumed>) = 3 [pid 10169] mkdir("./bus", 0777 [pid 10205] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10167] close(3 [pid 10205] <... mmap resumed>) = 0x7f1398600000 [ 323.484844][T10167] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 323.499999][T10167] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 323.512887][T10169] XFS (loop2): Ending clean mount [pid 10169] <... mkdir resumed>) = 0 [pid 10167] <... close resumed>) = 0 [pid 10169] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10169] chdir("./bus") = 0 [pid 10169] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10169] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10169] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10167] close(4) = -1 EBADF (Bad file descriptor) [pid 10167] close(5) = -1 EBADF (Bad file descriptor) [pid 10167] close(6) = -1 EBADF (Bad file descriptor) [pid 10167] close(7) = -1 EBADF (Bad file descriptor) [pid 10167] close(8) = -1 EBADF (Bad file descriptor) [pid 10167] close(9) = -1 EBADF (Bad file descriptor) [pid 10167] close(10) = -1 EBADF (Bad file descriptor) [pid 10167] close(11) = -1 EBADF (Bad file descriptor) [pid 10167] close(12) = -1 EBADF (Bad file descriptor) [pid 10167] close(13) = -1 EBADF (Bad file descriptor) [pid 10167] close(14) = -1 EBADF (Bad file descriptor) [pid 10167] close(15) = -1 EBADF (Bad file descriptor) [pid 10167] close(16) = -1 EBADF (Bad file descriptor) [pid 10167] close(17) = -1 EBADF (Bad file descriptor) [pid 10167] close(18) = -1 EBADF (Bad file descriptor) [pid 10167] close(19) = -1 EBADF (Bad file descriptor) [pid 10167] close(20) = -1 EBADF (Bad file descriptor) [pid 10167] close(21) = -1 EBADF (Bad file descriptor) [pid 10167] close(22) = -1 EBADF (Bad file descriptor) [pid 10167] close(23) = -1 EBADF (Bad file descriptor) [pid 10167] close(24) = -1 EBADF (Bad file descriptor) [pid 10167] close(25) = -1 EBADF (Bad file descriptor) [pid 10167] close(26) = -1 EBADF (Bad file descriptor) [pid 10167] close(27) = -1 EBADF (Bad file descriptor) [pid 10167] close(28) = -1 EBADF (Bad file descriptor) [pid 10167] close(29) = -1 EBADF (Bad file descriptor) [pid 10167] exit_group(0) = ? [pid 10167] +++ exited with 0 +++ [ 323.530463][T10168] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 323.546248][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 323.568357][ T8] XFS (loop2): Unmount and run xfs_repair [ 323.574629][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=31 /* 0.31 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./112/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./112/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./112/cgroup") = 0 [pid 5223] umount2("./112/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./112/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./112/cgroup.cpu") = 0 [pid 5223] umount2("./112/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 323.582869][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 323.593384][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 323.602709][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 323.612098][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 323.618752][T10176] XFS (loop3): Ending clean mount [ 323.621166][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5223] newfstatat(AT_FDCWD, "./112/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./112/cgroup.net") = 0 [pid 5223] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./112/binderfs") = 0 [ 323.635178][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.644202][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.648834][T10168] XFS (loop0): Ending clean mount [ 323.653163][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.667424][T10169] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5223] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10176] <... mount resumed>) = 0 [pid 10168] <... mount resumed>) = 0 [pid 10176] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10168] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10176] <... openat resumed>) = 3 [pid 10168] <... openat resumed>) = 3 [pid 10176] chdir("./file0" [pid 10168] chdir("./file0" [pid 10176] <... chdir resumed>) = 0 [pid 10168] <... chdir resumed>) = 0 [pid 10176] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10168] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10176] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10168] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10176] mkdir("./bus", 0777 [pid 10168] mkdir("./bus", 0777 [pid 10176] <... mkdir resumed>) = 0 [pid 10168] <... mkdir resumed>) = 0 [pid 10176] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10168] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10176] chdir("./bus" [pid 10168] chdir("./bus" [pid 10176] <... chdir resumed>) = 0 [pid 10168] <... chdir resumed>) = 0 [pid 10176] openat(AT_FDCWD, NULL, O_RDONLY [pid 10168] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10176] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10168] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10168] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10176] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 323.667661][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 323.690578][T10169] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 323.719160][T10169] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 10176] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10169] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 323.723658][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 323.730298][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 323.739584][ T60] XFS (loop0): Unmount and run xfs_repair [ 323.752307][ T8] XFS (loop3): Unmount and run xfs_repair [ 323.756075][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 323.761762][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 323.769406][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 323.776771][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 323.776795][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 323.776815][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 323.776833][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 323.785731][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 323.796779][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 323.803530][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 323.812455][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.821404][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 323.848152][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.857058][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10169] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10169] close(3 [pid 5223] <... umount2 resumed>) = 0 [pid 10169] <... close resumed>) = 0 [pid 10169] close(4) = -1 EBADF (Bad file descriptor) [pid 10169] close(5 [ 323.857080][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.857097][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.857115][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 323.858096][T10168] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 323.913154][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10169] close(6 [pid 5223] newfstatat(AT_FDCWD, "./112/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 323.949975][T10176] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 323.957350][T10168] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10169] close(7 [pid 5223] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] close(8 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] openat(AT_FDCWD, "./112/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10169] close(9) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 4 [pid 10169] close(10 [pid 5223] newfstatat(4, "", [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10169] close(11 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(4, [pid 10169] close(12) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10169] close(13 [pid 5223] getdents64(4, [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10169] close(14 [pid 10176] mkdir(NULL, 000 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] close(4 [pid 10169] close(15 [pid 10176] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 10169] close(16 [pid 5223] rmdir("./112/file0" [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] close(3 [pid 10169] close(17) = -1 EBADF (Bad file descriptor) [pid 10176] <... close resumed>) = 0 [pid 10169] close(18 [pid 5223] <... rmdir resumed>) = 0 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(3, [pid 10169] close(19 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] close(4 [pid 10169] close(20 [pid 5223] close(3 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] close(21 [pid 5223] <... close resumed>) = 0 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] rmdir("./112" [pid 10169] close(22 [pid 10176] close(5) = -1 EBADF (Bad file descriptor) [pid 5223] <... rmdir resumed>) = 0 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] mkdir("./113", 0777 [pid 10169] close(23 [pid 10176] close(6 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] close(24 [pid 10176] close(7 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... mkdir resumed>) = 0 [pid 10169] close(25 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] close(26 [pid 10176] close(8 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 10169] close(27 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] close(28 [pid 5223] <... ioctl resumed>) = 0 [ 323.986915][T10176] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 324.002501][T10176] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 324.012949][T10168] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 10176] close(9 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10168] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] close(3 [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] close(29 [pid 10176] close(10) = -1 EBADF (Bad file descriptor) [pid 10176] close(11) = -1 EBADF (Bad file descriptor) [pid 10176] close(12) = -1 EBADF (Bad file descriptor) [pid 10176] close(13) = -1 EBADF (Bad file descriptor) [pid 10176] close(14) = -1 EBADF (Bad file descriptor) [pid 10176] close(15) = -1 EBADF (Bad file descriptor) [pid 10176] close(16) = -1 EBADF (Bad file descriptor) [pid 10176] close(17) = -1 EBADF (Bad file descriptor) [pid 10176] close(18 [pid 10168] mkdir(NULL, 000 [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10168] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10176] close(19 [pid 10168] close(3 [pid 10205] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10176] close(20) = -1 EBADF (Bad file descriptor) [pid 10176] close(21) = -1 EBADF (Bad file descriptor) [pid 10176] close(22) = -1 EBADF (Bad file descriptor) [pid 10176] close(23) = -1 EBADF (Bad file descriptor) [pid 10176] close(24) = -1 EBADF (Bad file descriptor) [pid 10176] close(25) = -1 EBADF (Bad file descriptor) [pid 10176] close(26) = -1 EBADF (Bad file descriptor) [pid 10176] close(27) = -1 EBADF (Bad file descriptor) [pid 10176] close(28) = -1 EBADF (Bad file descriptor) [pid 10176] close(29) = -1 EBADF (Bad file descriptor) [pid 10176] exit_group(0) = ? [pid 10168] <... close resumed>) = 0 [pid 10176] +++ exited with 0 +++ [pid 10168] close(4) = -1 EBADF (Bad file descriptor) [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=33 /* 0.33 s */} --- [pid 10168] close(5) = -1 EBADF (Bad file descriptor) [pid 10168] close(6 [pid 5225] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10168] close(7 [pid 5225] <... openat resumed>) = 3 [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(3, "", [pid 10168] close(8 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./108/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./108/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./108/cgroup") = 0 [pid 5225] umount2("./108/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./108/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./108/cgroup.cpu") = 0 [pid 5225] umount2("./108/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10168] close(9 [pid 5225] newfstatat(AT_FDCWD, "./108/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10168] close(10 [pid 5225] unlink("./108/cgroup.net" [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 10168] close(11) = -1 EBADF (Bad file descriptor) [pid 10168] close(12 [pid 5225] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./108/binderfs" [pid 10168] close(13 [pid 5225] <... unlink resumed>) = 0 [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10168] close(14) = -1 EBADF (Bad file descriptor) [pid 10168] close(15) = -1 EBADF (Bad file descriptor) [pid 10168] close(16) = -1 EBADF (Bad file descriptor) [pid 10168] close(17) = -1 EBADF (Bad file descriptor) [pid 10168] close(18) = -1 EBADF (Bad file descriptor) [pid 10168] close(19) = -1 EBADF (Bad file descriptor) [pid 10168] close(20) = -1 EBADF (Bad file descriptor) [pid 10168] close(21) = -1 EBADF (Bad file descriptor) [pid 10168] close(22) = -1 EBADF (Bad file descriptor) [pid 10168] close(23) = -1 EBADF (Bad file descriptor) [pid 10168] close(24) = -1 EBADF (Bad file descriptor) [pid 10168] close(25) = -1 EBADF (Bad file descriptor) [pid 10168] close(26) = -1 EBADF (Bad file descriptor) [pid 10168] close(27) = -1 EBADF (Bad file descriptor) [pid 10168] close(28 [pid 10169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10169] exit_group(0 [pid 10168] close(29) = -1 EBADF (Bad file descriptor) [pid 10169] <... exit_group resumed>) = ? [pid 10168] exit_group(0) = ? [pid 10169] +++ exited with 0 +++ [pid 10168] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=44 /* 0.44 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=33 /* 0.33 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5221] <... restart_syscall resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./107", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./112/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./112/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./112/cgroup") = 0 [pid 5221] umount2("./112/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] newfstatat(AT_FDCWD, "./112/cgroup.cpu", [pid 5224] <... openat resumed>) = 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./112/cgroup.cpu") = 0 [pid 5221] umount2("./112/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./112/cgroup.net", [pid 5224] newfstatat(3, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] unlink("./112/cgroup.net" [pid 5225] <... umount2 resumed>) = 0 [pid 5224] getdents64(3, [pid 5225] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./108/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 324.074812][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... openat resumed>) = 4 [pid 5221] newfstatat(AT_FDCWD, "./112/binderfs", [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, [pid 5224] umount2("./107/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] unlink("./112/binderfs" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4 [pid 5221] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./107/cgroup", [pid 5225] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] rmdir("./108/file0" [pid 5224] unlink("./107/cgroup" [pid 5225] <... rmdir resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5225] getdents64(3, [pid 5224] umount2("./107/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] close(3) = 0 [pid 5225] rmdir("./108") = 0 [pid 5225] mkdir("./109", 0777) = 0 [pid 5224] newfstatat(AT_FDCWD, "./107/cgroup.cpu", [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] unlink("./107/cgroup.cpu" [pid 5225] close(3 [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./107/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./107/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./107/cgroup.net") = 0 [pid 5224] umount2("./107/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./107/binderfs") = 0 [ 324.164874][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./112/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./112/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./112/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./112") = 0 [pid 5221] mkdir("./113", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 324.235608][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] close(3 [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./107/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./107/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./107/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./107") = 0 [pid 5224] mkdir("./108", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5225] <... close resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 115 [pid 5221] <... close resumed>) = 0 ./strace-static-x86_64: Process 10212 attached [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10212] set_robust_list(0x55557c72f760, 24./strace-static-x86_64: Process 10213 attached [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 111 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10214 attached [pid 10214] set_robust_list(0x55557c72f760, 24) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 115 [pid 10214] chdir("./113") = 0 [pid 10213] set_robust_list(0x55557c72f760, 24 [pid 10212] <... set_robust_list resumed>) = 0 [pid 10214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10214] setpgid(0, 0) = 0 [pid 10214] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 10214] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10214] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10214] write(3, "1000", 4executing program ) = 4 [pid 10214] close(3 [pid 10213] <... set_robust_list resumed>) = 0 [pid 10212] chdir("./113" [pid 10214] <... close resumed>) = 0 [pid 10214] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10214] write(1, "executing program\n", 18) = 18 [pid 10214] memfd_create("syzkaller", 0 [pid 10205] <... write resumed>) = 16777216 [pid 10214] <... memfd_create resumed>) = 3 [pid 10214] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10212] <... chdir resumed>) = 0 [pid 10214] <... mmap resumed>) = 0x7f1398600000 [pid 10213] chdir("./109" [pid 10205] munmap(0x7f1398600000, 138412032 [pid 10212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5224] <... close resumed>) = 0 [pid 10212] <... prctl resumed>) = 0 [pid 10213] <... chdir resumed>) = 0 [pid 10212] setpgid(0, 0 [pid 10213] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10213] setpgid(0, 0) = 0 [pid 10213] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10213] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10213] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10213] write(3, "1000", 4) = 4 [pid 10213] close(3) = 0 executing program [pid 10213] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10213] write(1, "executing program\n", 18) = 18 [pid 10213] memfd_create("syzkaller", 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10213] <... memfd_create resumed>) = 3 [pid 10213] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 ./strace-static-x86_64: Process 10215 attached [pid 10212] <... setpgid resumed>) = 0 [pid 10205] <... munmap resumed>) = 0 [pid 10205] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10215] set_robust_list(0x55557c72f760, 24 [pid 10212] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10205] <... openat resumed>) = 4 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 110 [pid 10215] <... set_robust_list resumed>) = 0 [pid 10205] ioctl(4, LOOP_SET_FD, 3 [pid 10215] chdir("./108" [pid 10205] <... ioctl resumed>) = 0 [pid 10215] <... chdir resumed>) = 0 [pid 10212] <... symlink resumed>) = 0 [pid 10205] close(3 [pid 10215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10212] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10205] <... close resumed>) = 0 [pid 10215] <... prctl resumed>) = 0 [pid 10212] <... symlink resumed>) = 0 [pid 10205] close(4 [pid 10215] setpgid(0, 0 [pid 10212] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10205] <... close resumed>) = 0 [pid 10215] <... setpgid resumed>) = 0 [pid 10212] <... symlink resumed>) = 0 [pid 10205] mkdir("./file0", 0777 [pid 10215] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10205] <... mkdir resumed>) = 0 [pid 10215] <... symlink resumed>) = 0 [pid 10215] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10212] <... openat resumed>) = 3 [pid 10205] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10215] <... symlink resumed>) = 0 [pid 10215] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10212] write(3, "1000", 4 [pid 10215] <... symlink resumed>) = 0 [pid 10212] <... write resumed>) = 4 [pid 10215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10212] close(3 [pid 10215] <... openat resumed>) = 3 [pid 10212] <... close resumed>) = 0 [pid 10215] write(3, "1000", 4 [pid 10212] symlink("/dev/binderfs", "./binderfs" [pid 10215] <... write resumed>) = 4 [pid 10215] close(3 [pid 10212] <... symlink resumed>) = 0 executing program [pid 10215] <... close resumed>) = 0 [pid 10212] write(1, "executing program\n", 18 [pid 10215] symlink("/dev/binderfs", "./binderfs" [ 324.586047][T10205] loop4: detected capacity change from 0 to 32768 [pid 10212] <... write resumed>) = 18 [pid 10215] <... symlink resumed>) = 0 [pid 10215] write(1, "executing program\n", 18executing program [ 324.640990][T10205] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a ) = 18 [pid 10212] memfd_create("syzkaller", 0 [pid 10215] memfd_create("syzkaller", 0 [pid 10214] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10212] <... memfd_create resumed>) = 3 [pid 10215] <... memfd_create resumed>) = 3 [pid 10215] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10212] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10215] <... mmap resumed>) = 0x7f1398600000 [pid 10213] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10215] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10205] <... mount resumed>) = 0 [pid 10205] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10205] chdir("./file0") = 0 [pid 10205] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10205] mkdir("./bus", 0777) = 0 [pid 10205] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10205] chdir("./bus") = 0 [pid 10205] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10205] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 324.965608][T10205] XFS (loop4): Ending clean mount [ 324.979680][T10205] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 325.013676][T10205] XFS (loop4): Unmount and run xfs_repair [ 325.019484][T10205] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 325.053657][T10205] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 325.062588][T10205] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 325.103633][T10205] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 325.112976][T10205] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 325.163837][T10205] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 325.172782][T10205] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10205] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10212] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10214] <... write resumed>) = 16777216 [pid 10213] <... write resumed>) = 16777216 [pid 10213] munmap(0x7f1398600000, 138412032 [ 325.208653][T10205] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.217978][T10205] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.227012][T10205] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10214] munmap(0x7f1398600000, 138412032) = 0 [pid 10213] <... munmap resumed>) = 0 [pid 10213] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10213] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10214] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10213] close(3) = 0 [pid 10214] <... openat resumed>) = 4 [pid 10213] close(4) = 0 [pid 10213] mkdir("./file0", 0777) = 0 [pid 10213] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10214] ioctl(4, LOOP_SET_FD, 3 [pid 10205] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10214] <... ioctl resumed>) = 0 [pid 10214] close(3) = 0 [pid 10214] close(4) = 0 [pid 10214] mkdir("./file0", 0777) = 0 [pid 10214] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10205] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10205] close(3) = 0 [pid 10205] close(4) = -1 EBADF (Bad file descriptor) [ 325.295451][T10213] loop3: detected capacity change from 0 to 32768 [ 325.302906][T10205] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 325.318924][T10205] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 325.327438][T10214] loop0: detected capacity change from 0 to 32768 [pid 10205] close(5) = -1 EBADF (Bad file descriptor) [pid 10205] close(6) = -1 EBADF (Bad file descriptor) [pid 10205] close(7) = -1 EBADF (Bad file descriptor) [pid 10205] close(8) = -1 EBADF (Bad file descriptor) [pid 10205] close(9) = -1 EBADF (Bad file descriptor) [pid 10205] close(10) = -1 EBADF (Bad file descriptor) [pid 10205] close(11) = -1 EBADF (Bad file descriptor) [pid 10205] close(12) = -1 EBADF (Bad file descriptor) [pid 10205] close(13) = -1 EBADF (Bad file descriptor) [pid 10205] close(14) = -1 EBADF (Bad file descriptor) [pid 10205] close(15) = -1 EBADF (Bad file descriptor) [pid 10205] close(16) = -1 EBADF (Bad file descriptor) [pid 10205] close(17) = -1 EBADF (Bad file descriptor) [pid 10205] close(18) = -1 EBADF (Bad file descriptor) [pid 10205] close(19) = -1 EBADF (Bad file descriptor) [pid 10205] close(20) = -1 EBADF (Bad file descriptor) [pid 10205] close(21) = -1 EBADF (Bad file descriptor) [pid 10205] close(22) = -1 EBADF (Bad file descriptor) [pid 10205] close(23) = -1 EBADF (Bad file descriptor) [pid 10205] close(24) = -1 EBADF (Bad file descriptor) [pid 10205] close(25) = -1 EBADF (Bad file descriptor) [pid 10205] close(26) = -1 EBADF (Bad file descriptor) [pid 10205] close(27) = -1 EBADF (Bad file descriptor) [pid 10205] close(28) = -1 EBADF (Bad file descriptor) [pid 10205] close(29) = -1 EBADF (Bad file descriptor) [pid 10205] exit_group(0) = ? [pid 10205] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 5226] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./108/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./108/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./108/cgroup") = 0 [pid 5226] umount2("./108/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./108/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./108/cgroup.cpu") = 0 [pid 5226] umount2("./108/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./108/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./108/cgroup.net") = 0 [pid 5226] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./108/binderfs") = 0 [pid 5226] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10215] <... write resumed>) = 16777216 [pid 10212] <... write resumed>) = 16777216 [pid 10215] munmap(0x7f1398600000, 138412032 [ 325.406538][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10212] munmap(0x7f1398600000, 138412032) = 0 [pid 10212] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10215] <... munmap resumed>) = 0 [pid 10212] ioctl(4, LOOP_SET_FD, 3 [pid 10215] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10215] ioctl(4, LOOP_SET_FD, 3 [pid 10212] <... ioctl resumed>) = 0 [pid 10215] <... ioctl resumed>) = 0 [pid 10212] close(3 [pid 10215] close(3 [pid 10212] <... close resumed>) = 0 [pid 10215] <... close resumed>) = 0 [pid 10212] close(4) = 0 [pid 10212] mkdir("./file0", 0777 [pid 10215] close(4) = 0 [pid 10212] <... mkdir resumed>) = 0 [pid 10215] mkdir("./file0", 0777 [pid 10212] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10215] <... mkdir resumed>) = 0 [ 325.491203][T10212] loop1: detected capacity change from 0 to 32768 [ 325.499672][T10215] loop2: detected capacity change from 0 to 32768 [ 325.506864][T10214] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 325.509409][T10213] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10215] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10214] <... mount resumed>) = 0 [pid 10214] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10214] chdir("./file0") = 0 [pid 10214] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10214] mkdir("./bus", 0777) = 0 [pid 10214] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10214] chdir("./bus") = 0 [pid 10214] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10214] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 325.556345][T10214] XFS (loop0): Ending clean mount [ 325.572484][ T8] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 325.585955][ T8] XFS (loop0): Unmount and run xfs_repair [ 325.591748][ T8] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 325.601910][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 325.613597][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 325.624634][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 325.635838][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 325.646760][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10214] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10213] <... mount resumed>) = 0 [pid 10213] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10213] chdir("./file0") = 0 [pid 10213] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10213] mkdir("./bus", 0777) = 0 [ 325.647829][T10213] XFS (loop3): Ending clean mount [ 325.655744][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.655786][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.655806][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.655870][T10214] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10213] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10213] chdir("./bus") = 0 [pid 10213] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10213] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10214] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10214] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10214] close(3) = 0 [pid 10214] close(4) = -1 EBADF (Bad file descriptor) [pid 10214] close(5) = -1 EBADF (Bad file descriptor) [pid 10214] close(6) = -1 EBADF (Bad file descriptor) [pid 10214] close(7) = -1 EBADF (Bad file descriptor) [pid 10214] close(8) = -1 EBADF (Bad file descriptor) [pid 10214] close(9) = -1 EBADF (Bad file descriptor) [pid 10214] close(10) = -1 EBADF (Bad file descriptor) [pid 10214] close(11) = -1 EBADF (Bad file descriptor) [pid 10214] close(12) = -1 EBADF (Bad file descriptor) [pid 10214] close(13) = -1 EBADF (Bad file descriptor) [pid 10214] close(14) = -1 EBADF (Bad file descriptor) [pid 10214] close(15) = -1 EBADF (Bad file descriptor) [pid 10214] close(16) = -1 EBADF (Bad file descriptor) [pid 10214] close(17) = -1 EBADF (Bad file descriptor) [pid 10214] close(18) = -1 EBADF (Bad file descriptor) [pid 10214] close(19) = -1 EBADF (Bad file descriptor) [pid 10214] close(20) = -1 EBADF (Bad file descriptor) [pid 10214] close(21) = -1 EBADF (Bad file descriptor) [pid 10214] close(22) = -1 EBADF (Bad file descriptor) [pid 10214] close(23) = -1 EBADF (Bad file descriptor) [pid 10214] close(24) = -1 EBADF (Bad file descriptor) [pid 10214] close(25) = -1 EBADF (Bad file descriptor) [pid 10214] close(26) = -1 EBADF (Bad file descriptor) [pid 10214] close(27) = -1 EBADF (Bad file descriptor) [pid 10214] close(28) = -1 EBADF (Bad file descriptor) [pid 10214] close(29) = -1 EBADF (Bad file descriptor) [pid 10214] exit_group(0) = ? [pid 10213] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10214] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 325.661726][T10214] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 325.714161][T10214] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 325.744276][T10213] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 5221] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 5221] getdents64(3, [pid 5226] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./108/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./113/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 325.756082][T10213] XFS (loop3): Unmount and run xfs_repair [ 325.761856][T10213] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 325.777533][T10213] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 325.781131][T10215] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 325.787523][T10213] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] getdents64(4, [pid 5221] newfstatat(AT_FDCWD, "./113/cgroup", [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5221] unlink("./113/cgroup" [pid 5226] rmdir("./108/file0") = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5226] getdents64(3, [pid 5221] umount2("./113/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... close resumed>) = 0 [pid 5226] rmdir("./108" [pid 5221] newfstatat(AT_FDCWD, "./113/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5221] unlink("./113/cgroup.cpu" [pid 5226] mkdir("./109", 0777 [pid 5221] <... unlink resumed>) = 0 [pid 5226] <... mkdir resumed>) = 0 [pid 5221] umount2("./113/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... openat resumed>) = 3 [pid 5221] newfstatat(AT_FDCWD, "./113/cgroup.net", [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] close(3 [pid 5221] unlink("./113/cgroup.net") = 0 [pid 5221] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./113/binderfs") = 0 [ 325.799169][T10212] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 325.826972][T10213] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 325.836556][T10213] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 325.846148][T10213] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 325.855618][T10213] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.865104][T10213] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.874682][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 325.897602][T10213] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 325.908011][T10213] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 111 [pid 5221] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 10256 attached [pid 10212] <... mount resumed>) = 0 [pid 5221] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10256] set_robust_list(0x55557c72f760, 24 [pid 10212] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10256] <... set_robust_list resumed>) = 0 [pid 10212] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10256] chdir("./109" [pid 10213] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10212] chdir("./file0" [pid 10215] <... mount resumed>) = 0 [pid 10213] mkdir(NULL, 000 [pid 5221] newfstatat(AT_FDCWD, "./113/file0", [pid 10256] <... chdir resumed>) = 0 [pid 10215] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10213] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10215] <... openat resumed>) = 3 [pid 10212] <... chdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10256] <... prctl resumed>) = 0 [pid 10215] chdir("./file0" [pid 10213] close(3 [pid 10212] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10256] setpgid(0, 0 [pid 10215] <... chdir resumed>) = 0 [pid 10213] <... close resumed>) = 0 [pid 10256] <... setpgid resumed>) = 0 [pid 10215] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10213] close(4 [pid 10212] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10215] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] mkdir("./bus", 0777 [pid 5221] openat(AT_FDCWD, "./113/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10256] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10215] <... mkdir resumed>) = 0 [pid 10213] close(5 [pid 10212] mkdir("./bus", 0777 [pid 5221] <... openat resumed>) = 4 [pid 10256] <... symlink resumed>) = 0 [pid 10215] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] newfstatat(4, "", [pid 10256] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10215] chdir("./bus" [pid 10213] close(6 [pid 10256] <... symlink resumed>) = 0 [pid 10215] <... chdir resumed>) = 0 [pid 10212] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10256] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10215] openat(AT_FDCWD, NULL, O_RDONLY [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] getdents64(4, [pid 10256] <... symlink resumed>) = 0 [pid 10215] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10213] close(7 [pid 10212] chdir("./bus" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10215] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 10256] <... openat resumed>) = 3 [pid 10215] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10213] close(8 [pid 10212] <... chdir resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10256] write(3, "1000", 4 [pid 10215] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] openat(AT_FDCWD, NULL, O_RDONLY [pid 5221] close(4 [pid 10256] <... write resumed>) = 4 [pid 10213] close(9 [pid 10212] <... openat resumed>) = -1 EFAULT (Bad address) [ 325.984853][T10212] XFS (loop1): Ending clean mount [ 325.990096][T10213] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 325.994675][T10215] XFS (loop2): Ending clean mount [ 326.005279][T10213] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 10256] close(3 [pid 5221] <... close resumed>) = 0 [pid 10256] <... close resumed>) = 0 [pid 10256] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10256] write(1, "executing program\n", 18) = 18 [pid 10256] memfd_create("syzkaller", 0) = 3 [pid 10256] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] rmdir("./113/file0") = 0 [pid 5221] getdents64(3, [pid 10213] close(10 [pid 10212] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [ 326.038360][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 326.050119][ T8] XFS (loop2): Unmount and run xfs_repair [ 326.057337][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 326.065471][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 326.077135][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10213] close(11 [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./113") = 0 [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] mkdir("./114", 0777 [pid 10213] close(12) = -1 EBADF (Bad file descriptor) [pid 5221] <... mkdir resumed>) = 0 [pid 10213] close(13) = -1 EBADF (Bad file descriptor) [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10213] close(14 [pid 5221] <... openat resumed>) = 3 [ 326.089470][ T9] XFS (loop1): Unmount and run xfs_repair [ 326.096409][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 326.104474][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 326.114752][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 326.124445][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] ioctl(3, LOOP_CLR_FD [pid 10213] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... ioctl resumed>) = 0 [pid 5221] close(3 [pid 10213] close(15) = -1 EBADF (Bad file descriptor) [pid 10213] close(16) = -1 EBADF (Bad file descriptor) [ 326.134349][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 326.143945][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 326.153289][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10213] close(17) = -1 EBADF (Bad file descriptor) [pid 10213] close(18) = -1 EBADF (Bad file descriptor) [pid 10213] close(19) = -1 EBADF (Bad file descriptor) [pid 10213] close(20) = -1 EBADF (Bad file descriptor) [ 326.183706][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 326.204024][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 326.213309][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 326.222565][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10213] close(21) = -1 EBADF (Bad file descriptor) [pid 10213] close(22) = -1 EBADF (Bad file descriptor) [pid 10213] close(23) = -1 EBADF (Bad file descriptor) [pid 10213] close(24) = -1 EBADF (Bad file descriptor) [pid 10213] close(25) = -1 EBADF (Bad file descriptor) [pid 10213] close(26) = -1 EBADF (Bad file descriptor) [pid 10213] close(27) = -1 EBADF (Bad file descriptor) [pid 10213] close(28) = -1 EBADF (Bad file descriptor) [pid 10213] close(29) = -1 EBADF (Bad file descriptor) [ 326.231773][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 326.241062][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 326.250196][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 326.259397][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 326.268445][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10213] exit_group(0) = ? [pid 10213] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=46 /* 0.46 s */} --- [pid 10212] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 326.277513][T10212] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 326.289061][T10215] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 326.295916][T10212] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 326.315238][T10212] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10212] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10256] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10215] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10212] close(3 [pid 5225] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10212] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10215] mkdir(NULL, 000 [pid 10212] close(4 [pid 5225] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10215] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 3 [pid 10212] close(5 [pid 10215] close(3 [pid 5225] newfstatat(3, "", [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = 0 [pid 10212] close(6 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10215] close(4 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(7 [pid 5225] getdents64(3, [pid 10215] close(5 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10212] close(8 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... close resumed>) = 0 [pid 10215] close(6 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./109/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(9 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10215] close(7 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./109/cgroup", ./strace-static-x86_64: Process 10257 attached [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(10 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10257] set_robust_list(0x55557c72f760, 24 [pid 10215] close(8 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 326.327487][T10215] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 326.342395][T10215] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5225] unlink("./109/cgroup" [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 116 [pid 10257] <... set_robust_list resumed>) = 0 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(11 [pid 5225] <... unlink resumed>) = 0 [pid 10257] chdir("./114" [pid 10215] close(9 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./109/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10257] <... chdir resumed>) = 0 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(12 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10215] close(10 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./109/cgroup.cpu", [pid 10257] <... prctl resumed>) = 0 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(13 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10257] setpgid(0, 0 [pid 10215] close(11 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./109/cgroup.cpu" [pid 10257] <... setpgid resumed>) = 0 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(14 [pid 10257] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10215] close(12 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 10257] <... symlink resumed>) = 0 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(15 [pid 5225] umount2("./109/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10215] close(13 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10212] close(16 [pid 10215] close(14 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./109/cgroup.net", [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(17 [pid 10215] close(15 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(18 [pid 10215] close(16 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(19 [pid 5225] unlink("./109/cgroup.net" [pid 10215] close(17 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(20 [pid 10215] close(18 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(21 [pid 10215] close(19 [pid 5225] <... unlink resumed>) = 0 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(22 [pid 5225] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10257] <... symlink resumed>) = 0 [pid 10215] close(20 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(23 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10257] <... symlink resumed>) = 0 [pid 10215] close(21 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./109/binderfs", [pid 10257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(24 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10257] <... openat resumed>) = 3 [pid 10215] close(22 [pid 10257] write(3, "1000", 4) = 4 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./109/binderfs" [pid 10257] close(3 [pid 10215] close(23 [pid 10212] close(25 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] <... close resumed>) = 0 [pid 10215] close(24 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 10257] symlink("/dev/binderfs", "./binderfs" [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(26 [pid 5225] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10215] close(25 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] <... symlink resumed>) = 0 [pid 10215] close(26executing program [pid 10212] close(27 [pid 10257] write(1, "executing program\n", 18 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] <... write resumed>) = 18 [pid 10257] memfd_create("syzkaller", 0) = 3 [pid 10215] close(27 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(28 [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10215] close(28 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10212] close(29 [pid 10215] close(29 [pid 10212] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10215] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] <... mmap resumed>) = 0x7f1398600000 [pid 10215] exit_group(0 [pid 10212] exit_group(0 [pid 10215] <... exit_group resumed>) = ? [pid 10212] <... exit_group resumed>) = ? [pid 5225] <... umount2 resumed>) = 0 [pid 10215] +++ exited with 0 +++ [pid 10212] +++ exited with 0 +++ [pid 5225] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./109/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... openat resumed>) = 3 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=37 /* 0.37 s */} --- [pid 5223] newfstatat(3, "", [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... openat resumed>) = 4 [pid 5223] getdents64(3, [pid 5225] newfstatat(4, "", [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] umount2("./113/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] getdents64(4, [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] newfstatat(AT_FDCWD, "./113/cgroup", [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] close(4) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 5223] unlink("./113/cgroup" [pid 5225] rmdir("./109/file0") = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5225] getdents64(3, [pid 5223] umount2("./113/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] close(3 [pid 5223] newfstatat(AT_FDCWD, "./113/cgroup.cpu", [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./109" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./108", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... rmdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] unlink("./113/cgroup.cpu" [pid 5225] mkdir("./110", 0777 [pid 5224] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] <... unlink resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5224] newfstatat(3, "", [pid 5223] umount2("./113/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... openat resumed>) = 3 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./108/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./113/cgroup.net", [pid 5225] <... ioctl resumed>) = 0 [ 326.439328][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] close(3 [pid 5224] newfstatat(AT_FDCWD, "./108/cgroup", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./113/cgroup.net" [pid 5224] unlink("./108/cgroup") = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5224] umount2("./108/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./113/binderfs", [pid 5224] newfstatat(AT_FDCWD, "./108/cgroup.cpu", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./108/cgroup.cpu") = 0 [pid 5224] umount2("./108/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./108/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./108/cgroup.net") = 0 [pid 5224] umount2("./108/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./108/binderfs") = 0 [pid 5224] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./113/binderfs") = 0 [pid 5223] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./108/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./108/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 326.532667][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 326.549696][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./113/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./113/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./113/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./113") = 0 [pid 5223] mkdir("./114", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./108/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./108") = 0 [pid 5224] mkdir("./109", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10258 attached [pid 10258] set_robust_list(0x55557c72f760, 24 [pid 10256] <... write resumed>) = 16777216 [pid 5225] <... close resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 111 [pid 10258] <... set_robust_list resumed>) = 0 [pid 10257] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10256] munmap(0x7f1398600000, 138412032 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10259 attached [pid 10258] chdir("./109" [pid 10256] <... munmap resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 10259] set_robust_list(0x55557c72f760, 24 [pid 10258] <... chdir resumed>) = 0 [pid 10256] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 112 [pid 10259] <... set_robust_list resumed>) = 0 [pid 10258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10256] <... openat resumed>) = 4 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10259] chdir("./110" [pid 10258] <... prctl resumed>) = 0 [pid 10256] ioctl(4, LOOP_SET_FD, 3 [pid 10259] <... chdir resumed>) = 0 [pid 10258] setpgid(0, 0 [pid 10259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10258] <... setpgid resumed>) = 0 [pid 10259] <... prctl resumed>) = 0 [pid 10258] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10259] setpgid(0, 0 [pid 10258] <... symlink resumed>) = 0 [pid 10259] <... setpgid resumed>) = 0 [pid 10258] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10259] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 10258] <... symlink resumed>) = 0 [pid 10259] <... symlink resumed>) = 0 [pid 10258] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10259] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 10258] <... symlink resumed>) = 0 [pid 10259] <... symlink resumed>) = 0 [pid 10258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10259] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 10258] <... openat resumed>) = 3 [pid 10259] <... symlink resumed>) = 0 [pid 10258] write(3, "1000", 4 [pid 10259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10258] <... write resumed>) = 4 [pid 10259] <... openat resumed>) = 3 [pid 10258] close(3 [pid 10259] write(3, "1000", 4 [pid 10258] <... close resumed>) = 0 [pid 10259] <... write resumed>) = 4 [pid 10258] symlink("/dev/binderfs", "./binderfs"executing program executing program [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 116 [pid 10259] close(3 [pid 10258] <... symlink resumed>) = 0 [pid 10259] <... close resumed>) = 0 [pid 10258] write(1, "executing program\n", 18 [pid 10259] symlink("/dev/binderfs", "./binderfs" [pid 10258] <... write resumed>) = 18 [pid 10259] <... symlink resumed>) = 0 [pid 10258] memfd_create("syzkaller", 0 [pid 10259] write(1, "executing program\n", 18 [pid 10258] <... memfd_create resumed>) = 3 [pid 10259] <... write resumed>) = 18 [pid 10258] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10259] memfd_create("syzkaller", 0 [pid 10258] <... mmap resumed>) = 0x7f1398600000 [pid 10259] <... memfd_create resumed>) = 3 [pid 10259] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10256] <... ioctl resumed>) = 0 [ 326.912424][T10256] loop4: detected capacity change from 0 to 32768 [pid 10256] close(3) = 0 [pid 10256] close(4) = 0 [pid 10256] mkdir("./file0", 0777) = 0 [pid 10256] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid"./strace-static-x86_64: Process 10260 attached [pid 10257] <... write resumed>) = 16777216 [pid 10260] set_robust_list(0x55557c72f760, 24 [pid 10257] munmap(0x7f1398600000, 138412032 [pid 10260] <... set_robust_list resumed>) = 0 [pid 10260] chdir("./114") = 0 [pid 10260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10260] setpgid(0, 0 [pid 10257] <... munmap resumed>) = 0 [pid 10260] <... setpgid resumed>) = 0 [pid 10257] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10260] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10257] ioctl(4, LOOP_SET_FD, 3) = 0 [ 327.086665][T10257] loop0: detected capacity change from 0 to 32768 [pid 10260] <... symlink resumed>) = 0 [pid 10257] close(3) = 0 [pid 10257] close(4) = 0 [pid 10257] mkdir("./file0", 0777) = 0 [pid 10257] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10259] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10260] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10260] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 10260] write(3, "1000", 4) = 4 [pid 10260] close(3) = 0 [pid 10260] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10260] write(1, "executing program\n", 18) = 18 [pid 10260] memfd_create("syzkaller", 0) = 3 [pid 10260] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10259] <... write resumed>) = 16777216 [pid 10259] munmap(0x7f1398600000, 138412032) = 0 [pid 10258] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10259] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10259] ioctl(4, LOOP_SET_FD, 3 [pid 10260] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10259] <... ioctl resumed>) = 0 [pid 10259] close(3) = 0 [pid 10259] close(4) = 0 [pid 10259] mkdir("./file0", 0777) = 0 [ 327.417945][T10256] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 327.427375][T10259] loop3: detected capacity change from 0 to 32768 [ 327.428881][T10257] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10259] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10260] <... write resumed>) = 16777216 [pid 10260] munmap(0x7f1398600000, 138412032 [pid 10258] <... write resumed>) = 16777216 [pid 10260] <... munmap resumed>) = 0 [pid 10258] munmap(0x7f1398600000, 138412032 [pid 10260] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10260] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10260] close(3) = 0 [pid 10260] close(4) = 0 [pid 10260] mkdir("./file0", 0777) = 0 [pid 10260] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10258] <... munmap resumed>) = 0 [pid 10258] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10256] <... mount resumed>) = 0 [ 327.661079][T10259] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 327.664935][T10256] XFS (loop4): Ending clean mount [ 327.678959][T10260] loop1: detected capacity change from 0 to 32768 [pid 10258] <... openat resumed>) = 4 [pid 10256] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10258] ioctl(4, LOOP_SET_FD, 3 [pid 10256] <... openat resumed>) = 3 [pid 10257] <... mount resumed>) = 0 [pid 10256] chdir("./file0" [pid 10257] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10256] <... chdir resumed>) = 0 [pid 10256] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10257] <... openat resumed>) = 3 [pid 10256] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10256] mkdir("./bus", 0777 [pid 10257] chdir("./file0" [pid 10258] <... ioctl resumed>) = 0 [pid 10257] <... chdir resumed>) = 0 [pid 10257] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10258] close(3 [pid 10257] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10258] <... close resumed>) = 0 [pid 10257] mkdir("./bus", 0777 [pid 10258] close(4) = 0 [pid 10257] <... mkdir resumed>) = 0 [pid 10256] <... mkdir resumed>) = 0 [pid 10258] mkdir("./file0", 0777 [pid 10257] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10258] <... mkdir resumed>) = 0 [pid 10257] chdir("./bus") = 0 [pid 10258] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10257] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10257] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10256] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10257] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10256] chdir("./bus") = 0 [pid 10256] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [ 327.713860][T10257] XFS (loop0): Ending clean mount [ 327.715031][T10258] loop2: detected capacity change from 0 to 32768 [ 327.747879][T10259] XFS (loop3): Ending clean mount [pid 10256] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 327.770614][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10256] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10259] <... mount resumed>) = 0 [pid 10259] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10259] chdir("./file0") = 0 [pid 10259] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10259] mkdir("./bus", 0777) = 0 [pid 10259] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10259] chdir("./bus") = 0 [pid 10259] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10259] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 327.822268][ T5280] XFS (loop0): Unmount and run xfs_repair [ 327.829965][T10260] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 327.829954][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 327.853009][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 327.860979][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 327.872295][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 327.885943][ T9] XFS (loop4): Unmount and run xfs_repair [ 327.891728][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 327.901000][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 327.901168][T10258] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 327.909980][ T8] XFS (loop3): Unmount and run xfs_repair [ 327.927394][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 327.938083][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 327.948003][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 327.955756][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 327.965457][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 327.974534][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 327.983787][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 327.993156][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 328.002456][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 328.011418][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 328.020575][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.021243][T10260] XFS (loop1): Ending clean mount [ 328.029673][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 328.029699][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.029719][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.029738][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.029789][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 328.035729][T10256] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 328.043899][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.092966][T10256] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 328.099767][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 328.123450][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 328.132589][T10258] XFS (loop2): Ending clean mount [ 328.138902][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.144066][T10256] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 328.148033][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10259] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10258] <... mount resumed>) = 0 [pid 10260] <... mount resumed>) = 0 [pid 10258] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10258] chdir("./file0") = 0 [pid 10258] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10258] mkdir("./bus", 0777) = 0 [pid 10258] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10258] chdir("./bus") = 0 [pid 10258] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10258] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10260] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10258] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10258] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10260] <... openat resumed>) = 3 [pid 10256] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10260] chdir("./file0") = 0 [pid 10260] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10256] mkdir(NULL, 000 [pid 10260] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10260] mkdir("./bus", 0777 [pid 10256] <... mkdir resumed>) = -1 EFAULT (Bad address) [ 328.165692][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.175084][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.184428][T10257] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 328.186605][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 328.207360][T10257] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10256] close(3) = 0 [pid 10260] <... mkdir resumed>) = 0 [pid 10257] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10260] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10257] mkdir(NULL, 000 [pid 10260] chdir("./bus" [pid 10257] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10260] <... chdir resumed>) = 0 [pid 10257] close(3 [pid 10260] openat(AT_FDCWD, NULL, O_RDONLY [pid 10257] <... close resumed>) = 0 [pid 10260] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10257] close(4 [pid 10260] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10260] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] close(5 [pid 10260] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10257] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10257] close(6) = -1 EBADF (Bad file descriptor) [pid 10257] close(7) = -1 EBADF (Bad file descriptor) [pid 10257] close(8) = -1 EBADF (Bad file descriptor) [pid 10257] close(9) = -1 EBADF (Bad file descriptor) [pid 10257] close(10) = -1 EBADF (Bad file descriptor) [pid 10257] close(11) = -1 EBADF (Bad file descriptor) [pid 10257] close(12) = -1 EBADF (Bad file descriptor) [pid 10257] close(13) = -1 EBADF (Bad file descriptor) [pid 10257] close(14) = -1 EBADF (Bad file descriptor) [pid 10257] close(15) = -1 EBADF (Bad file descriptor) [pid 10257] close(16) = -1 EBADF (Bad file descriptor) [pid 10257] close(17) = -1 EBADF (Bad file descriptor) [pid 10257] close(18) = -1 EBADF (Bad file descriptor) [pid 10257] close(19) = -1 EBADF (Bad file descriptor) [pid 10257] close(20) = -1 EBADF (Bad file descriptor) [pid 10257] close(21) = -1 EBADF (Bad file descriptor) [pid 10257] close(22) = -1 EBADF (Bad file descriptor) [pid 10257] close(23) = -1 EBADF (Bad file descriptor) [pid 10257] close(24) = -1 EBADF (Bad file descriptor) [pid 10257] close(25) = -1 EBADF (Bad file descriptor) [pid 10257] close(26) = -1 EBADF (Bad file descriptor) [pid 10257] close(27) = -1 EBADF (Bad file descriptor) [pid 10257] close(28) = -1 EBADF (Bad file descriptor) [pid 10257] close(29) = -1 EBADF (Bad file descriptor) [pid 10257] exit_group(0) = ? [pid 10257] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=29 /* 0.29 s */} --- [pid 5221] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./114/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./114/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./114/cgroup") = 0 [pid 5221] umount2("./114/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./114/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 328.207424][T10257] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 328.207841][T10259] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 328.252260][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 328.253801][ T60] XFS (loop2): Unmount and run xfs_repair [pid 5221] unlink("./114/cgroup.cpu") = 0 [pid 5221] umount2("./114/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./114/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./114/cgroup.net") = 0 [pid 5221] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./114/binderfs") = 0 [ 328.283647][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 328.284191][ T8] XFS (loop1): Unmount and run xfs_repair [ 328.291231][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 328.305936][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 328.305966][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 328.305987][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 328.306007][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 328.341618][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 328.343719][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 328.351960][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 328.369821][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5221] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10256] close(4) = -1 EBADF (Bad file descriptor) [pid 10256] close(5) = -1 EBADF (Bad file descriptor) [pid 10256] close(6) = -1 EBADF (Bad file descriptor) [pid 10256] close(7) = -1 EBADF (Bad file descriptor) [pid 10256] close(8) = -1 EBADF (Bad file descriptor) [pid 10256] close(9) = -1 EBADF (Bad file descriptor) [pid 10256] close(10) = -1 EBADF (Bad file descriptor) [pid 10256] close(11) = -1 EBADF (Bad file descriptor) [pid 10256] close(12) = -1 EBADF (Bad file descriptor) [pid 10256] close(13) = -1 EBADF (Bad file descriptor) [pid 10256] close(14) = -1 EBADF (Bad file descriptor) [pid 10256] close(15) = -1 EBADF (Bad file descriptor) [pid 10256] close(16) = -1 EBADF (Bad file descriptor) [pid 10256] close(17) = -1 EBADF (Bad file descriptor) [pid 10256] close(18) = -1 EBADF (Bad file descriptor) [pid 10256] close(19) = -1 EBADF (Bad file descriptor) [pid 10256] close(20) = -1 EBADF (Bad file descriptor) [pid 10256] close(21) = -1 EBADF (Bad file descriptor) [pid 10256] close(22) = -1 EBADF (Bad file descriptor) [pid 10256] close(23) = -1 EBADF (Bad file descriptor) [pid 10256] close(24) = -1 EBADF (Bad file descriptor) [pid 10256] close(25) = -1 EBADF (Bad file descriptor) [pid 10256] close(26) = -1 EBADF (Bad file descriptor) [pid 10256] close(27) = -1 EBADF (Bad file descriptor) [pid 10256] close(28) = -1 EBADF (Bad file descriptor) [pid 10256] close(29) = -1 EBADF (Bad file descriptor) [pid 10256] exit_group(0) = ? [pid 10256] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [ 328.373645][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 328.403633][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 328.407334][T10259] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 328.412531][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 328.412554][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.412572][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.412591][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.429731][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.472535][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 328.481477][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 328.490701][T10260] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 328.502135][T10258] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 328.524412][T10260] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 328.539268][T10258] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 328.554055][T10258] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10258] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10258] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10258] close(3) = 0 [pid 10258] close(4) = -1 EBADF (Bad file descriptor) [pid 10258] close(5) = -1 EBADF (Bad file descriptor) [pid 10258] close(6) = -1 EBADF (Bad file descriptor) [pid 10258] close(7) = -1 EBADF (Bad file descriptor) [pid 10258] close(8) = -1 EBADF (Bad file descriptor) [pid 10258] close(9) = -1 EBADF (Bad file descriptor) [pid 10258] close(10) = -1 EBADF (Bad file descriptor) [pid 10258] close(11) = -1 EBADF (Bad file descriptor) [pid 10258] close(12) = -1 EBADF (Bad file descriptor) [pid 10258] close(13) = -1 EBADF (Bad file descriptor) [pid 10258] close(14) = -1 EBADF (Bad file descriptor) [pid 10258] close(15) = -1 EBADF (Bad file descriptor) [pid 10258] close(16) = -1 EBADF (Bad file descriptor) [pid 10258] close(17) = -1 EBADF (Bad file descriptor) [pid 10258] close(18) = -1 EBADF (Bad file descriptor) [pid 10258] close(19) = -1 EBADF (Bad file descriptor) [pid 10258] close(20) = -1 EBADF (Bad file descriptor) [pid 10258] close(21) = -1 EBADF (Bad file descriptor) [pid 10258] close(22) = -1 EBADF (Bad file descriptor) [pid 10258] close(23) = -1 EBADF (Bad file descriptor) [pid 10258] close(24) = -1 EBADF (Bad file descriptor) [pid 10258] close(25) = -1 EBADF (Bad file descriptor) [pid 10258] close(26) = -1 EBADF (Bad file descriptor) [pid 10258] close(27) = -1 EBADF (Bad file descriptor) [pid 10258] close(28) = -1 EBADF (Bad file descriptor) [pid 10258] close(29) = -1 EBADF (Bad file descriptor) [pid 10258] exit_group(0) = ? [pid 10258] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./109", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./109/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./109/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./109/cgroup") = 0 [pid 5224] umount2("./109/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./109/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./109/cgroup.cpu") = 0 [pid 5224] umount2("./109/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./109/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./109/cgroup.net") = 0 [pid 5224] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./109/binderfs") = 0 [pid 5224] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10259] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10259] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10259] close(3) = 0 [pid 10259] close(4) = -1 EBADF (Bad file descriptor) [pid 10259] close(5) = -1 EBADF (Bad file descriptor) [pid 10259] close(6) = -1 EBADF (Bad file descriptor) [pid 10259] close(7) = -1 EBADF (Bad file descriptor) [pid 10259] close(8) = -1 EBADF (Bad file descriptor) [pid 10259] close(9) = -1 EBADF (Bad file descriptor) [pid 10259] close(10) = -1 EBADF (Bad file descriptor) [pid 10259] close(11) = -1 EBADF (Bad file descriptor) [pid 10259] close(12) = -1 EBADF (Bad file descriptor) [pid 10259] close(13) = -1 EBADF (Bad file descriptor) [pid 10259] close(14) = -1 EBADF (Bad file descriptor) [pid 10259] close(15) = -1 EBADF (Bad file descriptor) [pid 10259] close(16) = -1 EBADF (Bad file descriptor) [pid 10259] close(17) = -1 EBADF (Bad file descriptor) [pid 10259] close(18) = -1 EBADF (Bad file descriptor) [pid 10259] close(19) = -1 EBADF (Bad file descriptor) [pid 10259] close(20) = -1 EBADF (Bad file descriptor) [pid 10259] close(21) = -1 EBADF (Bad file descriptor) [pid 10259] close(22) = -1 EBADF (Bad file descriptor) [pid 10259] close(23) = -1 EBADF (Bad file descriptor) [pid 10259] close(24) = -1 EBADF (Bad file descriptor) [pid 10259] close(25) = -1 EBADF (Bad file descriptor) [pid 10259] close(26) = -1 EBADF (Bad file descriptor) [pid 10259] close(27) = -1 EBADF (Bad file descriptor) [pid 10259] close(28) = -1 EBADF (Bad file descriptor) [pid 10259] close(29) = -1 EBADF (Bad file descriptor) [pid 10259] exit_group(0) = ? [pid 10259] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=38 /* 0.38 s */} --- [pid 5225] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10260] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5226] umount2("./109/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10260] mkdir(NULL, 000 [pid 5226] newfstatat(AT_FDCWD, "./109/cgroup", [pid 5225] <... openat resumed>) = 3 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] newfstatat(3, "", [pid 5226] unlink("./109/cgroup" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5225] getdents64(3, [pid 5226] umount2("./109/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./110/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./109/cgroup.cpu", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] newfstatat(AT_FDCWD, "./110/cgroup", [pid 5226] unlink("./109/cgroup.cpu" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5225] unlink("./110/cgroup" [pid 10260] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5226] umount2("./109/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... unlink resumed>) = 0 [pid 10260] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./110/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10260] <... close resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./109/cgroup.net", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10260] close(4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] newfstatat(AT_FDCWD, "./110/cgroup.cpu", [pid 5226] unlink("./109/cgroup.net" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./110/cgroup.cpu") = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5225] umount2("./110/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./109/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./110/cgroup.net", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./110/cgroup.net") = 0 [pid 5226] unlink("./109/binderfs") = 0 [pid 5225] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./110/binderfs") = 0 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10260] close(5) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10260] close(6) = -1 EBADF (Bad file descriptor) [pid 10260] close(7) = -1 EBADF (Bad file descriptor) [pid 10260] close(8) = -1 EBADF (Bad file descriptor) [ 328.582100][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 328.592497][T10259] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 328.613847][T10260] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10260] close(9) = -1 EBADF (Bad file descriptor) [pid 10260] close(10) = -1 EBADF (Bad file descriptor) [pid 10260] close(11) = -1 EBADF (Bad file descriptor) [pid 10260] close(12) = -1 EBADF (Bad file descriptor) [pid 10260] close(13) = -1 EBADF (Bad file descriptor) [pid 10260] close(14) = -1 EBADF (Bad file descriptor) [pid 10260] close(15) = -1 EBADF (Bad file descriptor) [pid 10260] close(16) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = 0 [pid 10260] close(17 [pid 5221] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./114/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 5221] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10260] close(18 [pid 5224] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] openat(AT_FDCWD, "./114/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 4 [pid 10260] close(19 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./114/file0" [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./109/file0", [pid 5221] <... rmdir resumed>) = 0 [pid 10260] close(20 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./114") = 0 [ 328.660608][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 328.664045][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] mkdir("./115", 0777 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10260] close(21 [pid 5226] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./110/file0", [pid 5224] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... mkdir resumed>) = 0 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10260] close(22 [pid 5226] newfstatat(AT_FDCWD, "./109/file0", [pid 5225] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... openat resumed>) = 4 [pid 10260] close(23 [pid 5226] umount2("./109/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 3 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] newfstatat(4, "", [pid 10260] close(24 [pid 5226] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... openat resumed>) = 4 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 5225] newfstatat(4, "", [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 10260] close(25 [pid 5226] newfstatat(4, "", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 10260] close(26 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] getdents64(4, [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] getdents64(4, [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4 [pid 10260] close(27 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4 [pid 5224] <... close resumed>) = 0 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] close(4 [pid 5225] <... close resumed>) = 0 [pid 5224] rmdir("./109/file0" [pid 10260] close(28 [pid 5226] <... close resumed>) = 0 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./109/file0" [pid 5225] rmdir("./110/file0" [pid 5224] <... rmdir resumed>) = 0 [pid 5226] <... rmdir resumed>) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./109") = 0 [pid 5226] mkdir("./110", 0777) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] getdents64(3, [pid 5226] <... openat resumed>) = 3 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5225] close(3 [pid 5226] <... ioctl resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] close(3 [pid 5225] rmdir("./110" [pid 10260] close(29 [pid 5225] <... rmdir resumed>) = 0 [pid 5224] getdents64(3, [pid 5221] <... close resumed>) = 0 [pid 10260] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10260] exit_group(0 [pid 5224] close(3 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 117 [pid 10260] <... exit_group resumed>) = ? [pid 10260] +++ exited with 0 +++ [pid 5224] <... close resumed>) = 0 [pid 5224] rmdir("./109") = 0 [pid 5224] mkdir("./110", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5223] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./114/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./114/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./114/cgroup") = 0 [pid 5223] umount2("./114/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./114/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./114/cgroup.cpu") = 0 [pid 5223] umount2("./114/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./114/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./114/cgroup.net") = 0 [pid 5223] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./114/binderfs") = 0 [pid 5223] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 10301 attached [pid 10301] set_robust_list(0x55557c72f760, 24) = 0 [pid 10301] chdir("./115") = 0 [pid 10301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10301] setpgid(0, 0) = 0 [pid 10301] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5226] <... close resumed>) = 0 [pid 5225] mkdir("./111", 0777 [pid 10301] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5225] <... mkdir resumed>) = 0 [pid 10301] <... symlink resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10301] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5225] <... openat resumed>) = 3 [pid 10301] <... symlink resumed>) = 0 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 10301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... ioctl resumed>) = 0 [pid 10301] <... openat resumed>) = 3 [pid 5225] close(3executing program [pid 10301] write(3, "1000", 4 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10303 attached [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 112 [pid 10303] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 112 [pid 10303] <... set_robust_list resumed>) = 0 [pid 10303] chdir("./110") = 0 [pid 10303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10303] setpgid(0, 0) = 0 [pid 10303] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 10303] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10303] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10303] write(3, "1000", 4) = 4 [pid 10303] close(3) = 0 [pid 10303] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10303] write(1, "executing program\n", 18) = 18 [pid 10303] memfd_create("syzkaller", 0) = 3 [pid 10303] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10301] <... write resumed>) = 4 [pid 5225] <... close resumed>) = 0 [pid 10301] close(3 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10304 attached [pid 10301] <... close resumed>) = 0 [pid 10304] set_robust_list(0x55557c72f760, 24 [pid 10301] symlink("/dev/binderfs", "./binderfs" [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 113 [pid 10304] <... set_robust_list resumed>) = 0 [pid 10301] <... symlink resumed>) = 0 [pid 10304] chdir("./111" [pid 10301] write(1, "executing program\n", 18executing program ./strace-static-x86_64: Process 10302 attached [pid 10304] <... chdir resumed>) = 0 [pid 10301] <... write resumed>) = 18 [pid 10304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10301] memfd_create("syzkaller", 0 [pid 10304] <... prctl resumed>) = 0 [pid 10302] set_robust_list(0x55557c72f760, 24 [pid 10301] <... memfd_create resumed>) = 3 [pid 10304] setpgid(0, 0 [pid 10301] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10304] <... setpgid resumed>) = 0 [pid 10301] <... mmap resumed>) = 0x7f1398600000 [pid 10304] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 10302] <... set_robust_list resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 10304] <... symlink resumed>) = 0 [pid 10304] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10304] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10302] chdir("./110" [pid 10304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10304] write(3, "1000", 4) = 4 [pid 10304] close(3) = 0 [pid 10304] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10304] write(1, "executing program\n", 18) = 18 [pid 10304] memfd_create("syzkaller", 0 [pid 10302] <... chdir resumed>) = 0 [pid 10304] <... memfd_create resumed>) = 3 [pid 10304] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10302] <... prctl resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 329.087894][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10302] setpgid(0, 0 [pid 5223] newfstatat(AT_FDCWD, "./114/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10302] <... setpgid resumed>) = 0 [pid 5223] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10302] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./114/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10302] <... symlink resumed>) = 0 [pid 10302] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5223] <... openat resumed>) = 4 [pid 10302] <... symlink resumed>) = 0 [pid 10302] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5223] newfstatat(4, "", executing program {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10302] <... symlink resumed>) = 0 [pid 5223] getdents64(4, [pid 10302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10302] write(3, "1000", 4) = 4 [pid 5223] getdents64(4, [pid 10302] close(3 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4 [pid 10302] <... close resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 10302] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5223] rmdir("./114/file0") = 0 [pid 10302] write(1, "executing program\n", 18) = 18 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10302] memfd_create("syzkaller", 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./114" [pid 10302] <... memfd_create resumed>) = 3 [pid 5223] <... rmdir resumed>) = 0 [pid 5223] mkdir("./115", 0777 [pid 10302] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5223] <... mkdir resumed>) = 0 [pid 10302] <... mmap resumed>) = 0x7f1398600000 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3) = 0 [pid 10303] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10305 attached [pid 10305] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 117 [pid 10305] <... set_robust_list resumed>) = 0 [pid 10305] chdir("./115") = 0 [pid 10305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10305] setpgid(0, 0) = 0 [pid 10305] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10305] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10305] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10305] write(3, "1000", 4) = 4 executing program [pid 10305] close(3 [pid 10304] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10305] <... close resumed>) = 0 [pid 10305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10305] write(1, "executing program\n", 18) = 18 [pid 10305] memfd_create("syzkaller", 0) = 3 [pid 10305] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10301] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10302] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10301] <... write resumed>) = 16777216 [pid 10301] munmap(0x7f1398600000, 138412032) = 0 [pid 10301] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10301] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10301] close(3) = 0 [pid 10301] close(4) = 0 [pid 10301] mkdir("./file0", 0777) = 0 [ 329.838421][T10301] loop0: detected capacity change from 0 to 32768 [ 329.894102][T10301] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10301] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10305] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10301] <... mount resumed>) = 0 [pid 10301] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10301] chdir("./file0") = 0 [pid 10301] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10301] mkdir("./bus", 0777) = 0 [pid 10301] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10301] chdir("./bus") = 0 [pid 10301] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10301] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 329.963719][T10301] XFS (loop0): Ending clean mount [ 329.982455][T10301] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 329.995986][T10301] XFS (loop0): Unmount and run xfs_repair [ 330.001786][T10301] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 10301] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10304] <... write resumed>) = 16777216 [pid 10302] <... write resumed>) = 16777216 [ 330.010332][T10301] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 330.019513][T10301] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 330.029558][T10301] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 330.053749][T10301] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10304] munmap(0x7f1398600000, 138412032) = 0 [pid 10302] munmap(0x7f1398600000, 138412032 [pid 10304] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10302] <... munmap resumed>) = 0 [pid 10302] openat(AT_FDCWD, "/dev/loop4", O_RDWR [ 330.088508][T10301] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 330.098291][T10301] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.110113][T10301] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.121848][T10301] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10304] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10302] <... openat resumed>) = 4 [pid 10304] close(3) = 0 [pid 10303] <... write resumed>) = 16777216 [pid 10302] ioctl(4, LOOP_SET_FD, 3 [pid 10301] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10303] munmap(0x7f1398600000, 138412032 [ 330.134650][T10301] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 330.149424][T10301] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 330.153921][T10304] loop3: detected capacity change from 0 to 32768 [ 330.165584][T10301] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 10301] mkdir(NULL, 000 [pid 10304] close(4 [pid 10302] <... ioctl resumed>) = 0 [pid 10301] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10301] close(3) = 0 [pid 10301] close(4 [pid 10302] close(3 [pid 10301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10301] close(5) = -1 EBADF (Bad file descriptor) [pid 10301] close(6) = -1 EBADF (Bad file descriptor) [pid 10301] close(7) = -1 EBADF (Bad file descriptor) [pid 10301] close(8) = -1 EBADF (Bad file descriptor) [pid 10301] close(9) = -1 EBADF (Bad file descriptor) [pid 10301] close(10) = -1 EBADF (Bad file descriptor) [pid 10301] close(11) = -1 EBADF (Bad file descriptor) [pid 10301] close(12) = -1 EBADF (Bad file descriptor) [pid 10301] close(13) = -1 EBADF (Bad file descriptor) [pid 10301] close(14) = -1 EBADF (Bad file descriptor) [pid 10301] close(15) = -1 EBADF (Bad file descriptor) [pid 10301] close(16 [pid 10304] <... close resumed>) = 0 [pid 10301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10301] close(17) = -1 EBADF (Bad file descriptor) [pid 10301] close(18) = -1 EBADF (Bad file descriptor) [pid 10301] close(19) = -1 EBADF (Bad file descriptor) [pid 10301] close(20) = -1 EBADF (Bad file descriptor) [pid 10301] close(21) = -1 EBADF (Bad file descriptor) [pid 10301] close(22) = -1 EBADF (Bad file descriptor) [pid 10301] close(23) = -1 EBADF (Bad file descriptor) [pid 10301] close(24) = -1 EBADF (Bad file descriptor) [pid 10301] close(25) = -1 EBADF (Bad file descriptor) [pid 10301] close(26) = -1 EBADF (Bad file descriptor) [pid 10301] close(27) = -1 EBADF (Bad file descriptor) [pid 10301] close(28) = -1 EBADF (Bad file descriptor) [pid 10301] close(29) = -1 EBADF (Bad file descriptor) [pid 10301] exit_group(0) = ? [pid 10301] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=38 /* 0.38 s */} --- [pid 5221] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./115/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./115/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./115/cgroup" [pid 10302] <... close resumed>) = 0 [pid 10304] mkdir("./file0", 0777 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./115/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./115/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10302] close(4 [pid 5221] unlink("./115/cgroup.cpu" [pid 10304] <... mkdir resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./115/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./115/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./115/cgroup.net") = 0 [pid 5221] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./115/binderfs") = 0 [ 330.203949][T10302] loop4: detected capacity change from 0 to 32768 [pid 5221] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10303] <... munmap resumed>) = 0 [pid 10304] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10302] <... close resumed>) = 0 [pid 10303] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10303] ioctl(4, LOOP_SET_FD, 3 [pid 10302] mkdir("./file0", 0777 [pid 10305] <... write resumed>) = 16777216 [pid 10302] <... mkdir resumed>) = 0 [pid 10305] munmap(0x7f1398600000, 138412032 [pid 10302] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10303] <... ioctl resumed>) = 0 [pid 10303] close(3) = 0 [ 330.280433][T10303] loop2: detected capacity change from 0 to 32768 [ 330.290150][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10303] close(4 [pid 10305] <... munmap resumed>) = 0 [pid 10303] <... close resumed>) = 0 [pid 10305] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10305] ioctl(4, LOOP_SET_FD, 3 [pid 10303] mkdir("./file0", 0777) = 0 [pid 10303] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10305] <... ioctl resumed>) = 0 [pid 10305] close(3) = 0 [pid 10305] close(4) = 0 [pid 10305] mkdir("./file0", 0777) = 0 [ 330.340884][T10305] loop1: detected capacity change from 0 to 32768 [ 330.362247][T10304] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 330.409390][T10302] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 330.449006][T10304] XFS (loop3): Ending clean mount [pid 10305] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10304] <... mount resumed>) = 0 [pid 10304] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10304] chdir("./file0") = 0 [pid 10304] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10304] mkdir("./bus", 0777) = 0 [pid 10304] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10304] chdir("./bus") = 0 [pid 10304] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10304] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 330.460641][T10303] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10304] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./115/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./115/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", [pid 10302] <... mount resumed>) = 0 [pid 10302] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10302] chdir("./file0") = 0 [ 330.521139][T10305] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 330.532611][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 330.544130][T10302] XFS (loop4): Ending clean mount [ 330.544704][ T8] XFS (loop3): Unmount and run xfs_repair [ 330.555453][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 10302] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10302] mkdir("./bus", 0777 [pid 5221] getdents64(4, [pid 10302] <... mkdir resumed>) = 0 [pid 10302] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10302] chdir("./bus") = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [ 330.562908][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 330.571923][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 330.581236][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 330.582401][T10302] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 330.590256][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 330.602087][T10302] XFS (loop4): Unmount and run xfs_repair [pid 10302] openat(AT_FDCWD, NULL, O_RDONLY [pid 5221] getdents64(4, [pid 10302] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10302] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] close(4 [pid 10302] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... close resumed>) = 0 [pid 10302] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 330.610287][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 330.610316][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.610335][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.610354][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.610823][T10304] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 330.616610][T10302] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 5221] rmdir("./115/file0" [pid 10304] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... rmdir resumed>) = 0 [pid 10304] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./115") = 0 [pid 5221] mkdir("./116", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 330.633199][T10304] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 330.637093][T10302] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 330.643707][T10304] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 330.652640][T10302] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 330.706340][T10303] XFS (loop2): Ending clean mount [pid 5221] close(3 [pid 10303] <... mount resumed>) = 0 [pid 10304] close(3) = 0 [pid 10304] close(4) = -1 EBADF (Bad file descriptor) [pid 10304] close(5) = -1 EBADF (Bad file descriptor) [pid 10304] close(6 [pid 10303] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10304] close(7) = -1 EBADF (Bad file descriptor) [pid 10303] <... openat resumed>) = 3 [pid 10304] close(8 [pid 10303] chdir("./file0" [pid 10304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10303] <... chdir resumed>) = 0 [pid 10304] close(9) = -1 EBADF (Bad file descriptor) [pid 10304] close(10 [pid 10303] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10304] close(11) = -1 EBADF (Bad file descriptor) [pid 10304] close(12 [pid 10303] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10304] close(13) = -1 EBADF (Bad file descriptor) [pid 10304] close(14) = -1 EBADF (Bad file descriptor) [pid 10304] close(15) = -1 EBADF (Bad file descriptor) [pid 10304] close(16) = -1 EBADF (Bad file descriptor) [pid 10304] close(17) = -1 EBADF (Bad file descriptor) [pid 10304] close(18) = -1 EBADF (Bad file descriptor) [pid 10303] mkdir("./bus", 0777 [pid 10304] close(19) = -1 EBADF (Bad file descriptor) [ 330.719326][T10302] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 330.730511][T10302] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 330.741169][T10302] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 330.751669][T10302] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.761625][T10302] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10304] close(20) = -1 EBADF (Bad file descriptor) [pid 10303] <... mkdir resumed>) = 0 [pid 10304] close(21) = -1 EBADF (Bad file descriptor) [pid 10304] close(22) = -1 EBADF (Bad file descriptor) [pid 10303] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10304] close(23) = -1 EBADF (Bad file descriptor) [pid 10304] close(24) = -1 EBADF (Bad file descriptor) [pid 10304] close(25) = -1 EBADF (Bad file descriptor) [pid 10304] close(26) = -1 EBADF (Bad file descriptor) [pid 10304] close(27) = -1 EBADF (Bad file descriptor) [pid 10304] close(28) = -1 EBADF (Bad file descriptor) [pid 10304] close(29) = -1 EBADF (Bad file descriptor) [pid 10304] exit_group(0) = ? [pid 10304] +++ exited with 0 +++ [ 330.773861][T10302] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.783438][T10302] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 330.799111][T10302] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 330.814806][T10302] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 10303] chdir("./bus" [pid 10305] <... mount resumed>) = 0 [pid 10303] <... chdir resumed>) = 0 [pid 10302] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10305] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10303] openat(AT_FDCWD, NULL, O_RDONLY [pid 10305] <... openat resumed>) = 3 [pid 10303] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10302] mkdir(NULL, 000 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=41 /* 0.41 s */} --- [pid 10305] chdir("./file0" [pid 10303] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10302] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10305] <... chdir resumed>) = 0 [pid 10303] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10302] close(3 [pid 10305] openat(AT_FDCWD, "/dev/loop1", O_RDWR [ 330.841212][T10305] XFS (loop1): Ending clean mount [pid 10303] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10305] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10302] <... close resumed>) = 0 [pid 5225] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 10305] mkdir("./bus", 0777 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10305] <... mkdir resumed>) = 0 [pid 10302] close(4 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 118 ./strace-static-x86_64: Process 10346 attached [pid 10305] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10346] set_robust_list(0x55557c72f760, 24 [pid 10305] chdir("./bus" [pid 10302] close(5 [pid 5225] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10346] <... set_robust_list resumed>) = 0 [pid 10346] chdir("./116") = 0 [pid 10346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10346] setpgid(0, 0) = 0 [pid 10346] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 10346] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10305] <... chdir resumed>) = 0 [pid 10302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... openat resumed>) = 3 [pid 10346] <... symlink resumed>) = 0 [pid 10305] openat(AT_FDCWD, NULL, O_RDONLY [pid 10302] close(6 [pid 5225] newfstatat(3, "", [pid 10346] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10305] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10346] <... symlink resumed>) = 0 [pid 10305] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10302] close(7 [pid 10346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10305] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 330.861993][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 330.878664][ T8] XFS (loop2): Unmount and run xfs_repair [ 330.884566][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 330.892164][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 330.901242][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(3, [pid 10346] <... openat resumed>) = 3 [pid 10305] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10302] close(8 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./111/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10302] close(9) = -1 EBADF (Bad file descriptor) [ 330.910420][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 330.919574][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 330.920451][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 330.928523][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 330.928557][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.928576][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.928594][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.948696][ T60] XFS (loop1): Unmount and run xfs_repair [ 330.948723][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 330.948745][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 330.948764][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10346] write(3, "1000", 4 [pid 10302] close(10) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./111/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./111/cgroup") = 0 [pid 5225] umount2("./111/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./111/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10302] close(11) = -1 EBADF (Bad file descriptor) [pid 10302] close(12) = -1 EBADF (Bad file descriptor) [pid 10302] close(13) = -1 EBADF (Bad file descriptor) [pid 10302] close(14) = -1 EBADF (Bad file descriptor) [pid 10302] close(15) = -1 EBADF (Bad file descriptor) [pid 10302] close(16) = -1 EBADF (Bad file descriptor) [pid 10302] close(17 [pid 5225] unlink("./111/cgroup.cpu" [pid 10302] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10302] close(18) = -1 EBADF (Bad file descriptor) [pid 10302] close(19) = -1 EBADF (Bad file descriptor) [pid 10302] close(20) = -1 EBADF (Bad file descriptor) [pid 10302] close(21) = -1 EBADF (Bad file descriptor) [pid 10302] close(22) = -1 EBADF (Bad file descriptor) [pid 10302] close(23) = -1 EBADF (Bad file descriptor) [pid 10302] close(24) = -1 EBADF (Bad file descriptor) [pid 10302] close(25) = -1 EBADF (Bad file descriptor) [pid 10302] close(26) = -1 EBADF (Bad file descriptor) [pid 10302] close(27) = -1 EBADF (Bad file descriptor) [pid 10302] close(28) = -1 EBADF (Bad file descriptor) [pid 5225] <... unlink resumed>) = 0 [pid 5225] umount2("./111/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./111/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./111/cgroup.net") = 0 [pid 5225] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10302] close(29) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./111/binderfs" [pid 10302] exit_group(0 [pid 5225] <... unlink resumed>) = 0 [pid 5225] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10302] <... exit_group resumed>) = ? [pid 10302] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=39 /* 0.39 s */} --- [pid 5226] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./110/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./110/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./110/cgroup") = 0 [pid 5226] umount2("./110/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./110/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./110/cgroup.cpu") = 0 [pid 5226] umount2("./110/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./110/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./110/cgroup.net") = 0 [pid 5226] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./110/binderfs") = 0 [ 330.948783][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 330.948803][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 330.948821][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 330.948839][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.957817][T10303] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 330.988745][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 10346] <... write resumed>) = 4 [pid 10346] close(3) = 0 [pid 10346] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10346] write(1, "executing program\n", 18) = 18 [pid 10346] memfd_create("syzkaller", 0) = 3 [pid 10346] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 330.988772][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 330.988851][T10305] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 331.036180][T10303] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 331.046360][T10305] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10305] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10305] mkdir(NULL, 000 [pid 10303] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10303] mkdir(NULL, 000 [pid 10305] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10303] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10305] close(3 [pid 10303] close(3) = 0 [pid 10305] <... close resumed>) = 0 [pid 10303] close(4 [pid 10305] close(4 [pid 10303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10303] close(5 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(5 [pid 10303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10303] close(6 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10303] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(6 [pid 10303] close(7) = -1 EBADF (Bad file descriptor) [pid 10303] close(8) = -1 EBADF (Bad file descriptor) [pid 10303] close(9) = -1 EBADF (Bad file descriptor) [pid 10303] close(10) = -1 EBADF (Bad file descriptor) [pid 10303] close(11) = -1 EBADF (Bad file descriptor) [pid 10303] close(12) = -1 EBADF (Bad file descriptor) [pid 10303] close(13) = -1 EBADF (Bad file descriptor) [pid 10303] close(14) = -1 EBADF (Bad file descriptor) [pid 10303] close(15) = -1 EBADF (Bad file descriptor) [pid 10303] close(16) = -1 EBADF (Bad file descriptor) [pid 10303] close(17) = -1 EBADF (Bad file descriptor) [pid 10303] close(18) = -1 EBADF (Bad file descriptor) [pid 10303] close(19) = -1 EBADF (Bad file descriptor) [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10303] close(20) = -1 EBADF (Bad file descriptor) [pid 10303] close(21) = -1 EBADF (Bad file descriptor) [pid 10303] close(22) = -1 EBADF (Bad file descriptor) [pid 10303] close(23) = -1 EBADF (Bad file descriptor) [pid 10303] close(24) = -1 EBADF (Bad file descriptor) [pid 10303] close(25) = -1 EBADF (Bad file descriptor) [pid 10303] close(26) = -1 EBADF (Bad file descriptor) [pid 10303] close(27) = -1 EBADF (Bad file descriptor) [pid 10303] close(28) = -1 EBADF (Bad file descriptor) [pid 10303] close(29) = -1 EBADF (Bad file descriptor) [pid 10303] exit_group(0) = ? [pid 10305] close(7 [pid 10303] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=45 /* 0.45 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(8 [pid 5224] <... restart_syscall resumed>) = 0 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./110", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = 0 [pid 10305] close(9 [pid 5224] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./110/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./110/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./110/cgroup") = 0 [pid 5224] umount2("./110/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./110/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./110/cgroup.cpu") = 0 [pid 10305] close(10 [pid 5224] umount2("./110/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./110/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./110/cgroup.net" [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./110/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10305] close(11) = -1 EBADF (Bad file descriptor) [pid 10305] close(12) = -1 EBADF (Bad file descriptor) [ 331.054197][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 331.062615][T10305] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 331.084432][T10303] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 331.140888][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10305] close(13 [pid 5225] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./110/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./110/binderfs") = 0 [pid 5224] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(14) = -1 EBADF (Bad file descriptor) [pid 10305] close(15) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10305] close(16) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./111/file0", [pid 10305] close(17 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(18 [pid 5225] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = 0 [pid 10305] close(19 [pid 5225] openat(AT_FDCWD, "./111/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(4, "", [pid 10305] close(20) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10305] close(21 [pid 5226] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(4, [pid 10305] close(22 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(23 [pid 5225] getdents64(4, [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10305] close(24) = -1 EBADF (Bad file descriptor) [pid 5225] close(4 [pid 10305] close(25) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 10305] close(26 [pid 5225] rmdir("./111/file0" [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(27 [pid 5225] <... rmdir resumed>) = 0 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(28 [pid 5225] getdents64(3, [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] close(29 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10305] exit_group(0 [pid 5225] close(3 [pid 10305] <... exit_group resumed>) = ? [pid 10305] +++ exited with 0 +++ [pid 5225] <... close resumed>) = 0 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=44 /* 0.44 s */} --- [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5225] rmdir("./111") = 0 [pid 5225] mkdir("./112", 0777) = 0 [pid 5223] <... restart_syscall resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5223] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] ioctl(3, LOOP_CLR_FD [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... ioctl resumed>) = 0 [pid 5223] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] close(3 [pid 5223] <... openat resumed>) = 3 [pid 5226] newfstatat(AT_FDCWD, "./110/file0", [pid 5223] newfstatat(3, "", [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] openat(AT_FDCWD, "./110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./115/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... openat resumed>) = 4 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(4, "", [pid 5223] newfstatat(AT_FDCWD, "./115/cgroup", [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] getdents64(4, [pid 5223] unlink("./115/cgroup" [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... unlink resumed>) = 0 [pid 5226] getdents64(4, [pid 5223] umount2("./115/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] close(4 [pid 5223] newfstatat(AT_FDCWD, "./115/cgroup.cpu", [pid 5226] <... close resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] rmdir("./110/file0" [pid 5223] unlink("./115/cgroup.cpu" [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] getdents64(3, [pid 5223] umount2("./115/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] close(3 [pid 5223] newfstatat(AT_FDCWD, "./115/cgroup.net", [pid 5226] <... close resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] rmdir("./110" [pid 5223] unlink("./115/cgroup.net" [pid 5226] <... rmdir resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] mkdir("./111", 0777 [pid 5223] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... mkdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5223] newfstatat(AT_FDCWD, "./115/binderfs", [pid 5226] <... openat resumed>) = 3 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 331.198438][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5223] unlink("./115/binderfs" [pid 5226] <... ioctl resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] close(3 [pid 5223] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./110/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./110/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./110/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./110") = 0 [pid 5224] mkdir("./111", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 5225] <... close resumed>) = 0 [ 331.324128][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10347 attached executing program [pid 10347] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 114 [pid 10347] <... set_robust_list resumed>) = 0 [pid 10347] chdir("./112") = 0 [pid 10347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10347] setpgid(0, 0) = 0 [pid 10347] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10347] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10347] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10347] write(3, "1000", 4) = 4 [pid 10347] close(3) = 0 [pid 10347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10347] write(1, "executing program\n", 18) = 18 [pid 10347] memfd_create("syzkaller", 0) = 3 [pid 10347] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10346] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10347] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] <... close resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./115/file0", ./strace-static-x86_64: Process 10348 attached [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10348] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 113 [pid 5223] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 10349 attached [pid 10348] <... set_robust_list resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10349] set_robust_list(0x55557c72f760, 24 [pid 10348] chdir("./111" [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 113 [pid 5223] openat(AT_FDCWD, "./115/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10349] <... set_robust_list resumed>) = 0 [pid 10348] <... chdir resumed>) = 0 [pid 5223] <... openat resumed>) = 4 [pid 10349] chdir("./111" [pid 10348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] newfstatat(4, "", [pid 10348] <... prctl resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10349] <... chdir resumed>) = 0 [pid 10348] setpgid(0, 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./115/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./115") = 0 [pid 5223] mkdir("./116", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 10346] <... write resumed>) = 16777216 [pid 10346] munmap(0x7f1398600000, 138412032 [pid 10349] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10348] <... setpgid resumed>) = 0 [pid 10346] <... munmap resumed>) = 0 [pid 10346] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10349] <... prctl resumed>) = 0 [pid 10349] setpgid(0, 0 [pid 10348] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10347] <... write resumed>) = 16777216 [pid 10346] <... openat resumed>) = 4 [pid 10346] ioctl(4, LOOP_SET_FD, 3 [pid 10349] <... setpgid resumed>) = 0 [pid 10348] <... symlink resumed>) = 0 [pid 10347] munmap(0x7f1398600000, 138412032 [pid 10346] <... ioctl resumed>) = 0 [pid 10346] close(3 [pid 10349] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10348] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10347] <... munmap resumed>) = 0 [pid 10346] <... close resumed>) = 0 [pid 10349] <... symlink resumed>) = 0 [pid 10348] <... symlink resumed>) = 0 [pid 10347] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10346] close(4 [pid 10349] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10348] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5223] <... close resumed>) = 0 [pid 10346] <... close resumed>) = 0 [pid 10349] <... symlink resumed>) = 0 [pid 10348] <... symlink resumed>) = 0 [pid 10347] <... openat resumed>) = 4 [pid 10346] mkdir("./file0", 0777 [pid 10349] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10349] <... symlink resumed>) = 0 [pid 10348] <... openat resumed>) = 3 [pid 10347] ioctl(4, LOOP_SET_FD, 3 [pid 10346] <... mkdir resumed>) = 0 [pid 10349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10348] write(3, "1000", 4 [ 331.864231][T10346] loop0: detected capacity change from 0 to 32768 [pid 10346] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10349] <... openat resumed>) = 3 [pid 10348] <... write resumed>) = 4 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10349] write(3, "1000", 4 [pid 10348] close(3 [pid 10347] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 10352 attached [pid 10349] <... write resumed>) = 4 [pid 10348] <... close resumed>) = 0 [pid 10347] close(3 [pid 10352] set_robust_list(0x55557c72f760, 24 [pid 10349] close(3 [pid 10348] symlink("/dev/binderfs", "./binderfs" [pid 10347] <... close resumed>) = 0 [pid 10352] <... set_robust_list resumed>) = 0 [pid 10349] <... close resumed>) = 0 [pid 10348] <... symlink resumed>) = 0 [pid 10347] close(4 [pid 10349] symlink("/dev/binderfs", "./binderfs"executing program [pid 10348] write(1, "executing program\n", 18 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 118 [pid 10349] <... symlink resumed>) = 0 executing program [pid 10348] <... write resumed>) = 18 [pid 10349] write(1, "executing program\n", 18 [pid 10348] memfd_create("syzkaller", 0 [pid 10352] chdir("./116" [pid 10349] <... write resumed>) = 18 [pid 10347] <... close resumed>) = 0 [pid 10352] <... chdir resumed>) = 0 [pid 10347] mkdir("./file0", 0777 [pid 10352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10349] memfd_create("syzkaller", 0 [pid 10348] <... memfd_create resumed>) = 3 [pid 10347] <... mkdir resumed>) = 0 [pid 10352] setpgid(0, 0 [pid 10347] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10352] <... setpgid resumed>) = 0 [ 331.912844][T10347] loop3: detected capacity change from 0 to 32768 executing program [pid 10352] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10349] <... memfd_create resumed>) = 3 [pid 10348] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10352] <... symlink resumed>) = 0 [pid 10349] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10348] <... mmap resumed>) = 0x7f1398600000 [pid 10352] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10352] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10349] <... mmap resumed>) = 0x7f1398600000 [pid 10352] <... symlink resumed>) = 0 [pid 10352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10352] write(3, "1000", 4) = 4 [pid 10352] close(3) = 0 [pid 10352] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10352] write(1, "executing program\n", 18) = 18 [pid 10352] memfd_create("syzkaller", 0) = 3 [pid 10352] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 331.996435][T10346] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 332.029982][T10347] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10346] <... mount resumed>) = 0 [pid 10346] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10346] chdir("./file0") = 0 [pid 10346] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10346] mkdir("./bus", 0777) = 0 [ 332.051302][T10346] XFS (loop0): Ending clean mount [pid 10347] <... mount resumed>) = 0 [pid 10347] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10346] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10346] chdir("./bus" [pid 10347] chdir("./file0") = 0 [pid 10347] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10346] <... chdir resumed>) = 0 [pid 10346] openat(AT_FDCWD, NULL, O_RDONLY [pid 10347] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10347] mkdir("./bus", 0777 [pid 10346] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10346] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10346] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10347] <... mkdir resumed>) = 0 [pid 10347] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 332.091750][T10347] XFS (loop3): Ending clean mount [ 332.124069][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 332.143655][ T60] XFS (loop0): Unmount and run xfs_repair [ 332.149659][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 332.157196][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10347] chdir("./bus") = 0 [pid 10347] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10347] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 332.166192][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 332.175155][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 332.184238][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 332.193379][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 332.202576][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 332.211577][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 332.220604][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 332.229718][T10346] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 332.242624][ T5280] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 332.264136][ T5280] XFS (loop3): Unmount and run xfs_repair [ 332.269990][ T5280] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 332.293662][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 332.302582][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 332.333660][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 332.342602][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 332.363648][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 332.372600][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10347] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10349] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 332.398907][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 332.407915][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 332.418882][T10347] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 332.433028][T10347] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10348] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 332.448072][T10347] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 332.476626][T10346] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10352] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10347] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10347] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10347] close(3) = 0 [pid 10347] close(4) = -1 EBADF (Bad file descriptor) [pid 10347] close(5) = -1 EBADF (Bad file descriptor) [pid 10347] close(6) = -1 EBADF (Bad file descriptor) [pid 10347] close(7) = -1 EBADF (Bad file descriptor) [pid 10347] close(8) = -1 EBADF (Bad file descriptor) [pid 10347] close(9) = -1 EBADF (Bad file descriptor) [pid 10347] close(10) = -1 EBADF (Bad file descriptor) [pid 10347] close(11) = -1 EBADF (Bad file descriptor) [pid 10347] close(12) = -1 EBADF (Bad file descriptor) [pid 10347] close(13) = -1 EBADF (Bad file descriptor) [pid 10347] close(14) = -1 EBADF (Bad file descriptor) [pid 10347] close(15) = -1 EBADF (Bad file descriptor) [pid 10347] close(16) = -1 EBADF (Bad file descriptor) [pid 10347] close(17) = -1 EBADF (Bad file descriptor) [pid 10347] close(18) = -1 EBADF (Bad file descriptor) [pid 10347] close(19) = -1 EBADF (Bad file descriptor) [pid 10347] close(20) = -1 EBADF (Bad file descriptor) [pid 10347] close(21) = -1 EBADF (Bad file descriptor) [pid 10347] close(22) = -1 EBADF (Bad file descriptor) [pid 10347] close(23) = -1 EBADF (Bad file descriptor) [pid 10347] close(24) = -1 EBADF (Bad file descriptor) [pid 10347] close(25) = -1 EBADF (Bad file descriptor) [pid 10347] close(26) = -1 EBADF (Bad file descriptor) [pid 10347] close(27) = -1 EBADF (Bad file descriptor) [pid 10347] close(28) = -1 EBADF (Bad file descriptor) [pid 10347] close(29) = -1 EBADF (Bad file descriptor) [pid 10347] exit_group(0) = ? [pid 10347] +++ exited with 0 +++ [ 332.491454][T10346] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 10349] <... write resumed>) = 16777216 [pid 10346] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10349] munmap(0x7f1398600000, 138412032 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./112/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./112/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./112/cgroup") = 0 [pid 5225] umount2("./112/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./112/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./112/cgroup.cpu") = 0 [pid 5225] umount2("./112/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10349] <... munmap resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./112/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./112/cgroup.net" [pid 10346] mkdir(NULL, 000 [pid 5225] <... unlink resumed>) = 0 [pid 10349] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./112/binderfs") = 0 [pid 5225] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10346] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10349] <... openat resumed>) = 4 [pid 10349] ioctl(4, LOOP_SET_FD, 3 [pid 10346] close(3 [pid 10349] <... ioctl resumed>) = 0 [pid 10346] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 10349] close(3 [pid 10346] close(4 [pid 10349] <... close resumed>) = 0 [pid 10346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10349] close(4 [pid 10346] close(5 [pid 5225] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./112/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./112/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./112/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./112") = 0 [pid 5225] mkdir("./113", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 10346] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 332.595077][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 332.635077][T10349] loop2: detected capacity change from 0 to 32768 [pid 10346] close(6) = -1 EBADF (Bad file descriptor) [pid 10349] <... close resumed>) = 0 [pid 10346] close(7 [pid 10349] mkdir("./file0", 0777 [pid 10346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10349] <... mkdir resumed>) = 0 [pid 10346] close(8 [pid 10349] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10346] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10346] close(9) = -1 EBADF (Bad file descriptor) [pid 10346] close(10) = -1 EBADF (Bad file descriptor) [pid 10346] close(11) = -1 EBADF (Bad file descriptor) [pid 10346] close(12) = -1 EBADF (Bad file descriptor) [pid 10346] close(13) = -1 EBADF (Bad file descriptor) [pid 10346] close(14) = -1 EBADF (Bad file descriptor) [pid 10346] close(15) = -1 EBADF (Bad file descriptor) [pid 10346] close(16) = -1 EBADF (Bad file descriptor) [pid 10346] close(17) = -1 EBADF (Bad file descriptor) [pid 10346] close(18) = -1 EBADF (Bad file descriptor) [pid 10346] close(19) = -1 EBADF (Bad file descriptor) [pid 10346] close(20) = -1 EBADF (Bad file descriptor) [pid 10346] close(21) = -1 EBADF (Bad file descriptor) [pid 10346] close(22) = -1 EBADF (Bad file descriptor) [pid 10346] close(23) = -1 EBADF (Bad file descriptor) [pid 10346] close(24) = -1 EBADF (Bad file descriptor) [pid 10346] close(25) = -1 EBADF (Bad file descriptor) [pid 10346] close(26) = -1 EBADF (Bad file descriptor) [pid 10346] close(27) = -1 EBADF (Bad file descriptor) [pid 10346] close(28) = -1 EBADF (Bad file descriptor) [pid 10346] close(29) = -1 EBADF (Bad file descriptor) [pid 10346] exit_group(0) = ? [pid 10346] +++ exited with 0 +++ [ 332.731309][T10349] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=40 /* 0.40 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 115 [pid 10352] <... write resumed>) = 16777216 ./strace-static-x86_64: Process 10375 attached [pid 10352] munmap(0x7f1398600000, 138412032 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5221] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10375] set_robust_list(0x55557c72f760, 24) = 0 [pid 10375] chdir("./113" [pid 10352] <... munmap resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10375] <... chdir resumed>) = 0 [pid 10352] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] <... openat resumed>) = 3 [pid 10375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10352] <... openat resumed>) = 4 [pid 5221] newfstatat(3, "", [pid 10352] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10375] <... prctl resumed>) = 0 [pid 10375] setpgid(0, 0) = 0 [pid 10375] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10375] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10375] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5221] getdents64(3, [pid 10375] <... symlink resumed>) = 0 [pid 10352] <... ioctl resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10352] close(3 [pid 5221] umount2("./116/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10352] <... close resumed>) = 0 [pid 10352] close(4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10352] <... close resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./116/cgroup", [pid 10352] mkdir("./file0", 0777 [pid 10375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10352] <... mkdir resumed>) = 0 [pid 10348] <... write resumed>) = 16777216 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10352] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10348] munmap(0x7f1398600000, 138412032 [pid 5221] unlink("./116/cgroup") = 0 [pid 5221] umount2("./116/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./116/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./116/cgroup.cpu") = 0 [pid 5221] umount2("./116/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./116/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./116/cgroup.net") = 0 [pid 5221] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./116/binderfs") = 0 [pid 5221] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10375] <... openat resumed>) = 3 [pid 10348] <... munmap resumed>) = 0 [ 332.889601][T10352] loop1: detected capacity change from 0 to 32768 [ 332.910360][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10375] write(3, "1000", 4) = 4 [pid 10375] close(3 [pid 10348] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 10375] <... close resumed>) = 0 [ 332.947338][T10349] XFS (loop2): Ending clean mount [pid 10375] symlink("/dev/binderfs", "./binderfs" [pid 10348] ioctl(4, LOOP_SET_FD, 3 [pid 10349] <... mount resumed>) = 0 [pid 10375] <... symlink resumed>) = 0 [pid 10349] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORYexecuting program [pid 10348] <... ioctl resumed>) = 0 [pid 10375] write(1, "executing program\n", 18 [pid 10349] <... openat resumed>) = 3 [pid 10348] close(3 [pid 10375] <... write resumed>) = 18 [pid 10349] chdir("./file0" [pid 10348] <... close resumed>) = 0 [pid 10375] memfd_create("syzkaller", 0 [pid 10349] <... chdir resumed>) = 0 [pid 10348] close(4 [pid 10375] <... memfd_create resumed>) = 3 [pid 10349] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10348] <... close resumed>) = 0 [pid 10375] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10349] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10348] mkdir("./file0", 0777 [pid 5221] <... umount2 resumed>) = 0 [pid 10349] mkdir("./bus", 0777 [pid 10348] <... mkdir resumed>) = 0 [pid 10348] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5221] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./116/file0", [pid 10349] <... mkdir resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10349] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10349] chdir("./bus" [pid 5221] openat(AT_FDCWD, "./116/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10349] <... chdir resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 10349] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, [pid 10349] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [ 332.968637][T10348] loop4: detected capacity change from 0 to 32768 [ 332.980107][T10352] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] close(4) = 0 [pid 10349] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./116/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./116") = 0 [pid 5221] mkdir("./117", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [ 333.029446][T10348] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 333.067013][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10349] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] <... close resumed>) = 0 [ 333.094260][ T60] XFS (loop2): Unmount and run xfs_repair [ 333.104020][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 333.112424][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 333.123702][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 333.135029][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 119 ./strace-static-x86_64: Process 10392 attached [pid 10392] set_robust_list(0x55557c72f760, 24) = 0 [pid 10392] chdir("./117") = 0 [pid 10392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10392] setpgid(0, 0) = 0 [pid 10392] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 10392] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10392] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10392] write(3, "1000", 4) = 4 [pid 10392] close(3) = 0 executing program [pid 10392] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10392] write(1, "executing program\n", 18) = 18 [ 333.150191][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 333.181552][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10392] memfd_create("syzkaller", 0) = 3 [pid 10392] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10352] <... mount resumed>) = 0 [pid 10352] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10352] chdir("./file0") = 0 [pid 10352] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10352] mkdir("./bus", 0777) = 0 [pid 10352] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10352] chdir("./bus") = 0 [pid 10352] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10352] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 333.195258][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.196638][T10352] XFS (loop1): Ending clean mount [ 333.205559][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.219922][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10352] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10348] <... mount resumed>) = 0 [pid 10348] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10348] chdir("./file0") = 0 [pid 10348] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10348] mkdir("./bus", 0777) = 0 [pid 10348] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10348] chdir("./bus") = 0 [pid 10348] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10348] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 333.241318][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 333.255080][T10348] XFS (loop4): Ending clean mount [ 333.264081][T10349] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 333.273976][ T8] XFS (loop1): Unmount and run xfs_repair [ 333.286636][T10349] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10348] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10349] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10349] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10349] close(3) = 0 [pid 10349] close(4) = -1 EBADF (Bad file descriptor) [pid 10349] close(5) = -1 EBADF (Bad file descriptor) [pid 10349] close(6) = -1 EBADF (Bad file descriptor) [pid 10349] close(7) = -1 EBADF (Bad file descriptor) [pid 10349] close(8) = -1 EBADF (Bad file descriptor) [pid 10349] close(9) = -1 EBADF (Bad file descriptor) [pid 10349] close(10) = -1 EBADF (Bad file descriptor) [pid 10349] close(11) = -1 EBADF (Bad file descriptor) [pid 10349] close(12) = -1 EBADF (Bad file descriptor) [pid 10349] close(13) = -1 EBADF (Bad file descriptor) [pid 10349] close(14) = -1 EBADF (Bad file descriptor) [pid 10349] close(15) = -1 EBADF (Bad file descriptor) [pid 10349] close(16) = -1 EBADF (Bad file descriptor) [pid 10349] close(17) = -1 EBADF (Bad file descriptor) [pid 10349] close(18) = -1 EBADF (Bad file descriptor) [pid 10349] close(19) = -1 EBADF (Bad file descriptor) [pid 10349] close(20) = -1 EBADF (Bad file descriptor) [pid 10349] close(21) = -1 EBADF (Bad file descriptor) [pid 10349] close(22) = -1 EBADF (Bad file descriptor) [pid 10349] close(23) = -1 EBADF (Bad file descriptor) [pid 10349] close(24) = -1 EBADF (Bad file descriptor) [pid 10349] close(25) = -1 EBADF (Bad file descriptor) [pid 10349] close(26) = -1 EBADF (Bad file descriptor) [pid 10349] close(27) = -1 EBADF (Bad file descriptor) [pid 10349] close(28) = -1 EBADF (Bad file descriptor) [pid 10349] close(29) = -1 EBADF (Bad file descriptor) [pid 10349] exit_group(0) = ? [pid 10349] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=31 /* 0.31 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 333.287295][ T5280] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 333.313039][T10349] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 333.324253][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 333.335599][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./111/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 333.355450][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 333.364845][ T5280] XFS (loop4): Unmount and run xfs_repair [ 333.371048][ T5280] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 333.379052][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 333.388424][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] newfstatat(AT_FDCWD, "./111/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./111/cgroup") = 0 [pid 5224] umount2("./111/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./111/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./111/cgroup.cpu") = 0 [pid 5224] umount2("./111/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./111/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./111/cgroup.net") = 0 [pid 5224] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./111/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./111/binderfs") = 0 [ 333.397638][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 333.406928][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 333.416401][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 333.426335][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 333.426609][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 333.435369][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.453946][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 333.462906][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 333.472711][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.482464][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.497737][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5224] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5224] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./111/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./111/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./111/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./111") = 0 [pid 5224] mkdir("./112", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 333.513961][T10352] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 333.525910][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.536089][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 333.545501][T10348] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 333.565533][T10352] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 333.586679][T10352] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 333.589054][T10348] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5224] close(3 [pid 10392] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10352] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10352] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10352] close(3) = 0 [pid 10352] close(4) = -1 EBADF (Bad file descriptor) [pid 10352] close(5) = -1 EBADF (Bad file descriptor) [pid 10352] close(6) = -1 EBADF (Bad file descriptor) [pid 10352] close(7) = -1 EBADF (Bad file descriptor) [pid 10352] close(8) = -1 EBADF (Bad file descriptor) [pid 10352] close(9) = -1 EBADF (Bad file descriptor) [pid 10352] close(10) = -1 EBADF (Bad file descriptor) [pid 10352] close(11) = -1 EBADF (Bad file descriptor) [pid 10352] close(12) = -1 EBADF (Bad file descriptor) [pid 10352] close(13) = -1 EBADF (Bad file descriptor) [pid 10352] close(14) = -1 EBADF (Bad file descriptor) [pid 10352] close(15) = -1 EBADF (Bad file descriptor) [pid 10352] close(16) = -1 EBADF (Bad file descriptor) [pid 10352] close(17) = -1 EBADF (Bad file descriptor) [pid 10352] close(18) = -1 EBADF (Bad file descriptor) [pid 10352] close(19) = -1 EBADF (Bad file descriptor) [pid 10352] close(20) = -1 EBADF (Bad file descriptor) [pid 10352] close(21) = -1 EBADF (Bad file descriptor) [pid 10352] close(22) = -1 EBADF (Bad file descriptor) [pid 10352] close(23) = -1 EBADF (Bad file descriptor) [pid 10352] close(24) = -1 EBADF (Bad file descriptor) [pid 10352] close(25) = -1 EBADF (Bad file descriptor) [pid 10352] close(26) = -1 EBADF (Bad file descriptor) [pid 10352] close(27) = -1 EBADF (Bad file descriptor) [pid 10352] close(28) = -1 EBADF (Bad file descriptor) [pid 10352] close(29) = -1 EBADF (Bad file descriptor) [pid 10352] exit_group(0) = ? [pid 10352] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=33 /* 0.33 s */} --- [pid 5223] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./116/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./116/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./116/cgroup") = 0 [pid 5223] umount2("./116/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] <... close resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./116/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10348] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] unlink("./116/cgroup.cpu") = 0 [pid 10375] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216./strace-static-x86_64: Process 10393 attached [pid 10348] mkdir(NULL, 000 [pid 10393] set_robust_list(0x55557c72f760, 24) = 0 [pid 10393] chdir("./112") = 0 [pid 10393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10393] setpgid(0, 0) = 0 executing program [pid 10393] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 10393] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10348] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10393] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10348] close(3 [pid 10393] <... symlink resumed>) = 0 [pid 10348] <... close resumed>) = 0 [pid 10393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10348] close(4 [pid 10393] <... openat resumed>) = 3 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10393] write(3, "1000", 4 [pid 10348] close(5 [pid 10393] <... write resumed>) = 4 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10393] close(3 [pid 10348] close(6 [pid 10393] <... close resumed>) = 0 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10393] symlink("/dev/binderfs", "./binderfs" [pid 10348] close(7 [pid 10393] <... symlink resumed>) = 0 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10393] write(1, "executing program\n", 18 [pid 10348] close(8 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 114 [pid 10393] <... write resumed>) = 18 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10393] memfd_create("syzkaller", 0 [pid 10348] close(9 [pid 10393] <... memfd_create resumed>) = 3 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10393] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10348] close(10 [pid 10393] <... mmap resumed>) = 0x7f1398600000 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10348] close(11) = -1 EBADF (Bad file descriptor) [pid 10348] close(12) = -1 EBADF (Bad file descriptor) [pid 10348] close(13) = -1 EBADF (Bad file descriptor) [pid 10348] close(14 [pid 5223] umount2("./116/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10348] close(15 [pid 5223] newfstatat(AT_FDCWD, "./116/cgroup.net", [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10348] close(16 [pid 5223] unlink("./116/cgroup.net" [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 10348] close(17 [pid 5223] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10348] close(18 [pid 5223] newfstatat(AT_FDCWD, "./116/binderfs", [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10348] close(19) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./116/binderfs" [pid 10348] close(20 [pid 5223] <... unlink resumed>) = 0 [pid 10348] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 333.686755][T10348] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5223] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10348] close(21) = -1 EBADF (Bad file descriptor) [pid 10348] close(22) = -1 EBADF (Bad file descriptor) [pid 10348] close(23) = -1 EBADF (Bad file descriptor) [pid 10348] close(24) = -1 EBADF (Bad file descriptor) [pid 10348] close(25) = -1 EBADF (Bad file descriptor) [pid 10348] close(26) = -1 EBADF (Bad file descriptor) [pid 10348] close(27) = -1 EBADF (Bad file descriptor) [pid 10348] close(28) = -1 EBADF (Bad file descriptor) [pid 10348] close(29) = -1 EBADF (Bad file descriptor) [pid 10348] exit_group(0) = ? [pid 10348] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] umount2("./111", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./111/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./111/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./111/cgroup") = 0 [pid 5226] umount2("./111/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./111/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./111/cgroup.cpu") = 0 [pid 5223] <... umount2 resumed>) = 0 [ 333.736789][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./111/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./111/cgroup.net", [pid 5223] newfstatat(AT_FDCWD, "./116/file0", [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] unlink("./111/cgroup.net") = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./111/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./116/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./111/binderfs", [pid 5223] <... openat resumed>) = 4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(4, "", [pid 5226] unlink("./111/binderfs" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5223] getdents64(4, [pid 5226] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10393] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [ 333.974432][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] close(4) = 0 [pid 5223] rmdir("./116/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./116") = 0 [pid 5223] mkdir("./117", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5226] <... umount2 resumed>) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5226] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... ioctl resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./111/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./111/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./111/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./111/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./111") = 0 [pid 5226] mkdir("./112", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 5223] close(3 [pid 10393] <... write resumed>) = 16777216 [pid 10393] munmap(0x7f1398600000, 138412032 [pid 10375] <... write resumed>) = 16777216 [pid 10393] <... munmap resumed>) = 0 [pid 10393] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10375] munmap(0x7f1398600000, 138412032 [pid 10393] <... openat resumed>) = 4 [pid 10393] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10393] close(3) = 0 [pid 10393] close(4) = 0 [pid 10393] mkdir("./file0", 0777) = 0 [pid 10393] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10392] <... write resumed>) = 16777216 [ 334.211023][T10393] loop2: detected capacity change from 0 to 32768 [pid 10392] munmap(0x7f1398600000, 138412032 [pid 10375] <... munmap resumed>) = 0 [pid 10392] <... munmap resumed>) = 0 [pid 10375] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] <... close resumed>) = 0 [ 334.280522][T10393] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10392] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10375] <... openat resumed>) = 4 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10375] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 10400 attached [pid 10400] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 114 [pid 10400] <... set_robust_list resumed>) = 0 [pid 10400] chdir("./112") = 0 [pid 10400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10392] <... openat resumed>) = 4 [pid 10375] <... ioctl resumed>) = 0 [pid 10392] ioctl(4, LOOP_SET_FD, 3 [pid 10400] <... prctl resumed>) = 0 [pid 10400] setpgid(0, 0) = 0 [pid 10400] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10400] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 10400] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10400] write(3, "1000", 4 [pid 10375] close(3 [pid 10400] <... write resumed>) = 4 [pid 10400] close(3) = 0 [pid 10400] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10400] write(1, "executing program\n", 18) = 18 [pid 10400] memfd_create("syzkaller", 0) = 3 [pid 10400] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5223] <... close resumed>) = 0 [pid 10392] <... ioctl resumed>) = 0 [pid 10375] <... close resumed>) = 0 [pid 10392] close(3 [pid 10375] close(4 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10392] <... close resumed>) = 0 [pid 10375] <... close resumed>) = 0 [pid 10392] close(4 [ 334.335159][T10375] loop3: detected capacity change from 0 to 32768 [ 334.343161][T10392] loop0: detected capacity change from 0 to 32768 [ 334.433712][T10393] XFS (loop2): Ending clean mount [pid 10375] mkdir("./file0", 0777./strace-static-x86_64: Process 10403 attached [pid 10392] <... close resumed>) = 0 [pid 10375] <... mkdir resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 119 [pid 10403] set_robust_list(0x55557c72f760, 24 [pid 10393] <... mount resumed>) = 0 [pid 10392] mkdir("./file0", 0777 [pid 10375] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10403] <... set_robust_list resumed>) = 0 [pid 10393] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10392] <... mkdir resumed>) = 0 [pid 10403] chdir("./117" [pid 10393] <... openat resumed>) = 3 [pid 10392] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10403] <... chdir resumed>) = 0 [pid 10393] chdir("./file0" [pid 10403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10393] <... chdir resumed>) = 0 [pid 10403] <... prctl resumed>) = 0 [pid 10393] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10403] setpgid(0, 0 [pid 10393] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10403] <... setpgid resumed>) = 0 [pid 10393] mkdir("./bus", 0777 [pid 10403] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10393] <... mkdir resumed>) = 0 [pid 10393] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10393] chdir("./bus" [pid 10403] <... symlink resumed>) = 0 [pid 10403] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10393] <... chdir resumed>) = 0 [pid 10403] <... symlink resumed>) = 0 [pid 10393] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10403] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10393] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10403] <... symlink resumed>) = 0 [pid 10400] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10393] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10393] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10403] <... openat resumed>) = 3 [pid 10403] write(3, "1000", 4) = 4 [pid 10403] close(3) = 0 executing program [pid 10403] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10403] write(1, "executing program\n", 18) = 18 [ 334.515829][T10393] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10403] memfd_create("syzkaller", 0) = 3 [pid 10403] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10400] <... write resumed>) = 16777216 [pid 10403] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 334.677986][T10393] XFS (loop2): Unmount and run xfs_repair [ 334.683925][T10393] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 334.692075][T10393] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 334.701075][T10393] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 334.709999][T10393] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 334.718990][T10393] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10400] munmap(0x7f1398600000, 138412032) = 0 [pid 10400] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [ 334.727958][T10393] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 334.737254][T10393] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 334.746645][T10393] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 334.755696][T10393] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 334.764706][T10393] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10400] ioctl(4, LOOP_SET_FD, 3 [pid 10393] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 334.792593][T10393] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 334.795365][T10400] loop4: detected capacity change from 0 to 32768 [ 334.814351][T10393] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 334.829195][T10392] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10393] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10393] close(3) = 0 [pid 10393] close(4) = -1 EBADF (Bad file descriptor) [pid 10393] close(5) = -1 EBADF (Bad file descriptor) [pid 10393] close(6) = -1 EBADF (Bad file descriptor) [pid 10393] close(7) = -1 EBADF (Bad file descriptor) [pid 10393] close(8) = -1 EBADF (Bad file descriptor) [pid 10393] close(9) = -1 EBADF (Bad file descriptor) [pid 10393] close(10) = -1 EBADF (Bad file descriptor) [pid 10393] close(11) = -1 EBADF (Bad file descriptor) [pid 10393] close(12) = -1 EBADF (Bad file descriptor) [pid 10393] close(13) = -1 EBADF (Bad file descriptor) [pid 10393] close(14) = -1 EBADF (Bad file descriptor) [pid 10393] close(15) = -1 EBADF (Bad file descriptor) [pid 10393] close(16) = -1 EBADF (Bad file descriptor) [pid 10393] close(17) = -1 EBADF (Bad file descriptor) [pid 10393] close(18) = -1 EBADF (Bad file descriptor) [pid 10393] close(19) = -1 EBADF (Bad file descriptor) [pid 10393] close(20) = -1 EBADF (Bad file descriptor) [pid 10393] close(21) = -1 EBADF (Bad file descriptor) [pid 10393] close(22) = -1 EBADF (Bad file descriptor) [pid 10393] close(23) = -1 EBADF (Bad file descriptor) [pid 10393] close(24) = -1 EBADF (Bad file descriptor) [pid 10393] close(25) = -1 EBADF (Bad file descriptor) [pid 10393] close(26) = -1 EBADF (Bad file descriptor) [pid 10393] close(27) = -1 EBADF (Bad file descriptor) [pid 10393] close(28) = -1 EBADF (Bad file descriptor) [pid 10393] close(29) = -1 EBADF (Bad file descriptor) [pid 10393] exit_group(0) = ? [pid 10393] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=44 /* 0.44 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 10400] <... ioctl resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 10400] close(3) = 0 [ 334.838390][T10375] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10400] close(4) = 0 [pid 5224] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10400] mkdir("./file0", 0777 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10400] <... mkdir resumed>) = 0 [pid 5224] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10403] <... write resumed>) = 16777216 [pid 10400] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10403] munmap(0x7f1398600000, 138412032 [pid 5224] <... openat resumed>) = 3 [pid 10403] <... munmap resumed>) = 0 [pid 5224] newfstatat(3, "", [pid 10403] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10403] <... openat resumed>) = 4 [pid 5224] getdents64(3, [pid 10403] ioctl(4, LOOP_SET_FD, 3 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./112/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./112/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./112/cgroup") = 0 [pid 5224] umount2("./112/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./112/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./112/cgroup.cpu") = 0 [pid 5224] umount2("./112/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./112/cgroup.net", [pid 10403] <... ioctl resumed>) = 0 [pid 10375] <... mount resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10403] close(3 [ 334.937108][T10403] loop1: detected capacity change from 0 to 32768 [ 334.953420][T10375] XFS (loop3): Ending clean mount [ 334.974985][T10392] XFS (loop0): Ending clean mount [pid 5224] unlink("./112/cgroup.net" [pid 10403] <... close resumed>) = 0 [pid 10375] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] <... unlink resumed>) = 0 [pid 10403] close(4 [pid 10375] <... openat resumed>) = 3 [pid 5224] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10403] <... close resumed>) = 0 [pid 10375] chdir("./file0" [pid 10403] mkdir("./file0", 0777 [pid 10375] <... chdir resumed>) = 0 [pid 10403] <... mkdir resumed>) = 0 [pid 10375] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10403] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10375] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10375] mkdir("./bus", 0777 [pid 5224] newfstatat(AT_FDCWD, "./112/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./112/binderfs") = 0 [pid 5224] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10375] <... mkdir resumed>) = 0 [pid 10392] <... mount resumed>) = 0 [pid 10375] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10392] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10375] chdir("./bus" [pid 10392] <... openat resumed>) = 3 [pid 10375] <... chdir resumed>) = 0 [pid 10392] chdir("./file0" [pid 10375] openat(AT_FDCWD, NULL, O_RDONLY [pid 10392] <... chdir resumed>) = 0 [pid 10375] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10392] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10375] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10392] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10375] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10375] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 334.999659][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 335.020113][T10400] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 335.020110][ T5280] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 335.040274][ T5280] XFS (loop3): Unmount and run xfs_repair [pid 10392] mkdir("./bus", 0777) = 0 [pid 10392] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10392] chdir("./bus") = 0 [pid 10392] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10392] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 335.046346][ T5280] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 335.054074][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 335.063851][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 335.071737][T10403] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 335.072724][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 335.086085][ T60] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 335.090354][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 335.103910][ T60] XFS (loop0): Unmount and run xfs_repair [ 335.110511][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 335.118497][ T60] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 335.125067][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.125091][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.125110][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.125835][T10375] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 335.136146][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 335.147191][T10375] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10392] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10375] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10375] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10375] close(3) = 0 [pid 10375] close(4) = -1 EBADF (Bad file descriptor) [pid 10375] close(5) = -1 EBADF (Bad file descriptor) [pid 10375] close(6) = -1 EBADF (Bad file descriptor) [pid 10375] close(7) = -1 EBADF (Bad file descriptor) [pid 10375] close(8) = -1 EBADF (Bad file descriptor) [pid 10375] close(9) = -1 EBADF (Bad file descriptor) [pid 10375] close(10) = -1 EBADF (Bad file descriptor) [pid 10375] close(11) = -1 EBADF (Bad file descriptor) [pid 10375] close(12) = -1 EBADF (Bad file descriptor) [pid 10375] close(13) = -1 EBADF (Bad file descriptor) [pid 10375] close(14) = -1 EBADF (Bad file descriptor) [pid 10375] close(15) = -1 EBADF (Bad file descriptor) [pid 10375] close(16) = -1 EBADF (Bad file descriptor) [pid 10375] close(17) = -1 EBADF (Bad file descriptor) [pid 10375] close(18) = -1 EBADF (Bad file descriptor) [pid 10375] close(19) = -1 EBADF (Bad file descriptor) [pid 10375] close(20) = -1 EBADF (Bad file descriptor) [pid 10375] close(21) = -1 EBADF (Bad file descriptor) [pid 10375] close(22) = -1 EBADF (Bad file descriptor) [pid 10375] close(23) = -1 EBADF (Bad file descriptor) [pid 10375] close(24) = -1 EBADF (Bad file descriptor) [pid 10375] close(25) = -1 EBADF (Bad file descriptor) [pid 10375] close(26) = -1 EBADF (Bad file descriptor) [pid 10375] close(27 [pid 5224] <... umount2 resumed>) = 0 [ 335.161147][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 335.171390][T10375] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 335.181823][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 335.229346][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5224] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10375] close(28) = -1 EBADF (Bad file descriptor) [pid 10375] close(29) = -1 EBADF (Bad file descriptor) [pid 10375] exit_group(0) = ? [pid 10375] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=37 /* 0.37 s */} --- [pid 5224] newfstatat(AT_FDCWD, "./112/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "./112/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, [pid 5224] <... openat resumed>) = 4 [pid 5224] newfstatat(4, "", [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./113/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] newfstatat(AT_FDCWD, "./113/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./113/cgroup") = 0 [pid 5224] close(4 [pid 5225] umount2("./113/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./113/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./113/cgroup.cpu") = 0 [pid 5225] umount2("./113/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./113/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... close resumed>) = 0 [pid 5225] unlink("./113/cgroup.net") = 0 [pid 5225] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] rmdir("./112/file0" [pid 5225] unlink("./113/binderfs") = 0 [ 335.242624][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5225] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... rmdir resumed>) = 0 [pid 10403] <... mount resumed>) = 0 [pid 10403] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10403] chdir("./file0") = 0 [pid 10403] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10403] mkdir("./bus", 0777 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3 [pid 10400] <... mount resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5224] rmdir("./112" [pid 10400] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10403] <... mkdir resumed>) = 0 [pid 10403] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10403] chdir("./bus") = 0 [pid 10403] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10403] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 335.285993][T10403] XFS (loop1): Ending clean mount [ 335.291846][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 335.294047][T10400] XFS (loop4): Ending clean mount [ 335.307731][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.317301][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10403] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10400] <... openat resumed>) = 3 [pid 5224] <... rmdir resumed>) = 0 [pid 10400] chdir("./file0" [pid 5224] mkdir("./113", 0777 [pid 10400] <... chdir resumed>) = 0 [pid 10400] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] <... mkdir resumed>) = 0 [pid 10400] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 335.324000][ T5280] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 335.327535][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.346600][T10392] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 335.358695][ T5280] XFS (loop1): Unmount and run xfs_repair [ 335.358724][ T5280] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 335.358747][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10400] mkdir("./bus", 0777 [pid 5224] <... openat resumed>) = 3 [ 335.358767][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 335.358787][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 335.369156][T10392] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 335.380448][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 335.382471][T10392] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 10400] <... mkdir resumed>) = 0 [pid 10392] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5224] ioctl(3, LOOP_CLR_FD [pid 10400] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10392] mkdir(NULL, 000 [pid 5224] <... ioctl resumed>) = 0 [pid 10400] chdir("./bus" [pid 10392] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] close(3 [pid 10400] <... chdir resumed>) = 0 [pid 10400] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10400] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10392] close(3 [pid 10400] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10392] <... close resumed>) = 0 [pid 10400] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10392] close(4) = -1 EBADF (Bad file descriptor) [pid 10392] close(5) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = 0 [pid 10392] close(6) = -1 EBADF (Bad file descriptor) [pid 10392] close(7) = -1 EBADF (Bad file descriptor) [pid 10392] close(8) = -1 EBADF (Bad file descriptor) [pid 10392] close(9) = -1 EBADF (Bad file descriptor) [pid 10392] close(10) = -1 EBADF (Bad file descriptor) [pid 10392] close(11) = -1 EBADF (Bad file descriptor) [pid 10392] close(12) = -1 EBADF (Bad file descriptor) [pid 10392] close(13 [pid 5225] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10392] close(14) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./113/file0", [pid 10392] close(15 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10392] close(16 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 335.397433][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 335.447368][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 335.447574][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.467230][ T60] XFS (loop4): Unmount and run xfs_repair [ 335.468359][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] openat(AT_FDCWD, "./113/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10392] close(17 [pid 5225] <... openat resumed>) = 4 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(4, "", [pid 10392] close(18) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10392] close(19 [pid 5225] getdents64(4, [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10392] close(20 [pid 5225] getdents64(4, [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10392] close(21 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10392] close(22 [pid 5225] close(4 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 10392] close(23 [pid 5225] rmdir("./113/file0" [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10392] close(24 [pid 5225] <... rmdir resumed>) = 0 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10392] close(25 [pid 5225] getdents64(3, [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10392] close(26 [pid 5225] close(3 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... close resumed>) = 0 [pid 10392] close(27 [pid 5225] rmdir("./113" [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 10392] close(28 [pid 5225] mkdir("./114", 0777 [pid 10392] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 335.482694][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.497246][T10403] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 335.508942][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 335.522974][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 5225] <... mkdir resumed>) = 0 [ 335.531966][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 335.540946][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 335.550148][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 335.559398][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 335.568857][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.577838][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10392] close(29) = -1 EBADF (Bad file descriptor) [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5224] <... close resumed>) = 0 [pid 10392] exit_group(0 [pid 5225] <... openat resumed>) = 3 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10392] <... exit_group resumed>) = ? [ 335.587658][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 335.598480][T10400] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 335.611205][T10403] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. ./strace-static-x86_64: Process 10436 attached [pid 10403] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] ioctl(3, LOOP_CLR_FD [pid 10403] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10403] close(3) = 0 [pid 10403] close(4) = -1 EBADF (Bad file descriptor) [pid 10403] close(5) = -1 EBADF (Bad file descriptor) [pid 10403] close(6) = -1 EBADF (Bad file descriptor) [pid 10403] close(7) = -1 EBADF (Bad file descriptor) [pid 10403] close(8) = -1 EBADF (Bad file descriptor) [pid 10403] close(9) = -1 EBADF (Bad file descriptor) [pid 10403] close(10) = -1 EBADF (Bad file descriptor) [pid 10403] close(11) = -1 EBADF (Bad file descriptor) [pid 10403] close(12) = -1 EBADF (Bad file descriptor) [pid 10403] close(13) = -1 EBADF (Bad file descriptor) [pid 10403] close(14) = -1 EBADF (Bad file descriptor) [pid 10403] close(15) = -1 EBADF (Bad file descriptor) [pid 10403] close(16) = -1 EBADF (Bad file descriptor) [pid 10436] set_robust_list(0x55557c72f760, 24 [pid 10400] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10392] +++ exited with 0 +++ [pid 5225] <... ioctl resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 115 [pid 10436] <... set_robust_list resumed>) = 0 [pid 5225] close(3 [pid 10403] close(17) = -1 EBADF (Bad file descriptor) [pid 10400] mkdir(NULL, 000 [pid 10436] chdir("./113" [pid 10403] close(18 [pid 10400] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(3 [pid 10403] close(19 [pid 10400] <... close resumed>) = 0 [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(4 [pid 10403] close(20 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(5 [pid 10403] close(21 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(6 [pid 10403] close(22 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(7 [pid 10403] close(23 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(8 [pid 10403] close(24 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(9 [pid 10403] close(25 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(10 [pid 10403] close(26 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(11 [pid 10403] close(27 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(12 [pid 10403] close(28 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(13 [pid 10403] close(29 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10400] close(14 [pid 10403] exit_group(0 [pid 10400] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10403] <... exit_group resumed>) = ? [pid 10400] close(15) = -1 EBADF (Bad file descriptor) [pid 10403] +++ exited with 0 +++ [pid 10400] close(16) = -1 EBADF (Bad file descriptor) [pid 10400] close(17) = -1 EBADF (Bad file descriptor) [pid 10400] close(18) = -1 EBADF (Bad file descriptor) [pid 10400] close(19) = -1 EBADF (Bad file descriptor) [pid 10400] close(20) = -1 EBADF (Bad file descriptor) [pid 10400] close(21) = -1 EBADF (Bad file descriptor) [pid 10400] close(22) = -1 EBADF (Bad file descriptor) [pid 10400] close(23) = -1 EBADF (Bad file descriptor) [pid 10400] close(24) = -1 EBADF (Bad file descriptor) [pid 10400] close(25) = -1 EBADF (Bad file descriptor) [pid 10400] close(26) = -1 EBADF (Bad file descriptor) [pid 10400] close(27) = -1 EBADF (Bad file descriptor) [pid 10400] close(28) = -1 EBADF (Bad file descriptor) [pid 10400] close(29) = -1 EBADF (Bad file descriptor) [pid 10400] exit_group(0 [pid 10436] <... chdir resumed>) = 0 [pid 10400] <... exit_group resumed>) = ? [pid 10436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=35 /* 0.35 s */} --- [pid 10436] <... prctl resumed>) = 0 [pid 10436] setpgid(0, 0 [pid 10400] +++ exited with 0 +++ [pid 10436] <... setpgid resumed>) = 0 [pid 5223] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10436] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10436] <... symlink resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [ 335.613042][T10400] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 335.640810][T10403] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 335.654387][T10400] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 10436] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5223] newfstatat(3, "", [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=39 /* 0.39 s */} --- [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=34 /* 0.34 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5226] <... restart_syscall resumed>) = 0 [pid 5221] <... restart_syscall resumed>) = 0 [pid 5226] umount2("./112", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10436] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5226] openat(AT_FDCWD, "./112", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10436] <... symlink resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5221] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] newfstatat(3, "", [pid 5223] getdents64(3, [pid 5221] <... openat resumed>) = 3 [pid 10436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] newfstatat(3, "", [pid 10436] <... openat resumed>) = 3 [pid 5226] getdents64(3, [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10436] write(3, "1000", 4 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./117/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(3, [pid 10436] <... write resumed>) = 4 [pid 5226] umount2("./112/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10436] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./117/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10436] <... close resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./112/cgroup", [pid 5223] newfstatat(AT_FDCWD, "./117/cgroup", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10436] symlink("/dev/binderfs", "./binderfs" [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./117/cgroup", [pid 10436] <... symlink resumed>) = 0 [pid 5226] unlink("./112/cgroup" [pid 5223] unlink("./117/cgroup" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10436] write(1, "executing program\n", 18executing program [pid 5226] <... unlink resumed>) = 0 [pid 5221] unlink("./117/cgroup" [pid 10436] <... write resumed>) = 18 [pid 5226] umount2("./112/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 10436] memfd_create("syzkaller", 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./117/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./112/cgroup.cpu", [pid 5223] umount2("./117/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10436] <... memfd_create resumed>) = 3 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10436] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] unlink("./112/cgroup.cpu" [pid 5223] newfstatat(AT_FDCWD, "./117/cgroup.cpu", [pid 5221] newfstatat(AT_FDCWD, "./117/cgroup.cpu", [pid 10436] <... mmap resumed>) = 0x7f1398600000 [pid 5226] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./117/cgroup.cpu") = 0 [pid 5226] umount2("./112/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./117/cgroup.cpu" [pid 5221] umount2("./117/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./112/cgroup.net", [pid 5223] umount2("./117/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./117/cgroup.net", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./117/cgroup.net", [pid 5221] unlink("./117/cgroup.net" [pid 5226] unlink("./112/cgroup.net" [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [pid 5223] unlink("./117/cgroup.net" [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./112/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... unlink resumed>) = 0 [pid 5221] newfstatat(AT_FDCWD, "./117/binderfs", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] unlink("./117/binderfs" [pid 5223] newfstatat(AT_FDCWD, "./117/binderfs", [pid 5221] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] newfstatat(AT_FDCWD, "./112/binderfs", [pid 5223] unlink("./117/binderfs" [pid 5221] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5226] unlink("./112/binderfs" [pid 5223] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10437 attached [pid 10437] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 116 [pid 10437] <... set_robust_list resumed>) = 0 [pid 10437] chdir("./114") = 0 [pid 10437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10437] setpgid(0, 0) = 0 [pid 10437] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5223] <... umount2 resumed>) = 0 [pid 10437] <... symlink resumed>) = 0 [pid 5223] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10437] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5221] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10437] <... symlink resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./117/file0", [pid 5221] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10437] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10437] <... symlink resumed>) = 0 [pid 5223] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./117/file0", [pid 10437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10437] <... openat resumed>) = 3 [pid 5223] openat(AT_FDCWD, "./117/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10437] write(3, "1000", 4 [pid 5223] <... openat resumed>) = 4 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10437] <... write resumed>) = 4 [pid 5223] newfstatat(4, "", [pid 5221] openat(AT_FDCWD, "./117/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10437] close(3 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... openat resumed>) = 4 [pid 10437] <... close resumed>) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 5223] getdents64(4, [pid 5221] newfstatat(4, "", [pid 10437] symlink("/dev/binderfs", "./binderfs" [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [ 335.760056][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 335.771549][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 335.798072][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a executing program [pid 10437] <... symlink resumed>) = 0 [pid 5226] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(4, [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10437] write(1, "executing program\n", 18 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10437] <... write resumed>) = 18 [pid 5223] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5221] getdents64(4, [pid 5226] newfstatat(AT_FDCWD, "./112/file0", [pid 5223] rmdir("./117/file0" [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 10437] memfd_create("syzkaller", 0 [pid 5221] getdents64(4, [pid 5226] umount2("./112/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, [pid 10437] <... memfd_create resumed>) = 3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10437] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] openat(AT_FDCWD, "./112/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] close(3 [pid 5221] close(4 [pid 10437] <... mmap resumed>) = 0x7f1398600000 [pid 5226] <... openat resumed>) = 4 [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5226] newfstatat(4, "", [pid 5223] rmdir("./117" [pid 5221] rmdir("./117/file0" [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5226] getdents64(4, [pid 5223] mkdir("./118", 0777 [pid 5221] getdents64(3, [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... mkdir resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] close(4) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] close(3 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5226] rmdir("./112/file0" [pid 5223] <... ioctl resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5223] close(3 [pid 5226] <... rmdir resumed>) = 0 [pid 5221] rmdir("./117" [pid 5226] getdents64(3, [pid 5221] <... rmdir resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] mkdir("./118", 0777 [pid 5226] close(3 [pid 5221] <... mkdir resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] rmdir("./112" [pid 5221] <... openat resumed>) = 3 [pid 5226] <... rmdir resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5226] mkdir("./113", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] <... close resumed>) = 0 ./strace-static-x86_64: Process 10438 attached [pid 5221] <... close resumed>) = 0 [pid 10438] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 120 [pid 10438] <... set_robust_list resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10438] chdir("./118") = 0 [pid 10438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10438] setpgid(0, 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10438] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 10439 attached [pid 10439] set_robust_list(0x55557c72f760, 24 [pid 10438] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 120 [pid 10438] <... symlink resumed>) = 0 [pid 10439] <... set_robust_list resumed>) = 0 [pid 10438] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10439] chdir("./118" [pid 10438] <... symlink resumed>) = 0 [pid 10438] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10439] <... chdir resumed>) = 0 [pid 10438] <... symlink resumed>) = 0 [pid 10439] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10439] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 10440 attached [pid 10439] setpgid(0, 0 [pid 10438] <... openat resumed>) = 3 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 115 [pid 10440] set_robust_list(0x55557c72f760, 24 [pid 10439] <... setpgid resumed>) = 0 [pid 10438] write(3, "1000", 4 [pid 10440] <... set_robust_list resumed>) = 0 [pid 10439] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10438] <... write resumed>) = 4 [pid 10439] <... symlink resumed>) = 0 [pid 10438] close(3 [pid 10439] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10438] <... close resumed>) = 0 [pid 10439] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10438] symlink("/dev/binderfs", "./binderfs" [pid 10440] chdir("./113" [pid 10439] <... symlink resumed>) = 0 [pid 10438] <... symlink resumed>) = 0 [pid 10440] <... chdir resumed>) = 0 [pid 10439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10439] write(3, "1000", 4) = 4 [pid 10439] close(3) = 0 executing program [pid 10439] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10439] write(1, "executing program\n", 18) = 18 [pid 10439] memfd_create("syzkaller", 0) = 3 [pid 10439] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0executing program [pid 10440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10439] <... mmap resumed>) = 0x7f1398600000 [pid 10438] write(1, "executing program\n", 18 [pid 10440] <... prctl resumed>) = 0 [pid 10438] <... write resumed>) = 18 [pid 10440] setpgid(0, 0 [pid 10438] memfd_create("syzkaller", 0 [pid 10440] <... setpgid resumed>) = 0 [pid 10438] <... memfd_create resumed>) = 3 [pid 10440] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10438] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10440] <... symlink resumed>) = 0 [pid 10440] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10438] <... mmap resumed>) = 0x7f1398600000 [pid 10440] <... symlink resumed>) = 0 [pid 10440] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10436] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10440] <... symlink resumed>) = 0 [pid 10440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10440] write(3, "1000", 4) = 4 executing program [pid 10440] close(3) = 0 [pid 10440] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10440] write(1, "executing program\n", 18) = 18 [pid 10440] memfd_create("syzkaller", 0) = 3 [pid 10440] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10437] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10439] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10438] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10436] <... write resumed>) = 16777216 [pid 10440] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10436] munmap(0x7f1398600000, 138412032) = 0 [pid 10436] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10436] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10436] close(3) = 0 [pid 10436] close(4) = 0 [pid 10436] mkdir("./file0", 0777) = 0 [ 336.735706][T10436] loop2: detected capacity change from 0 to 32768 [pid 10436] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10437] <... write resumed>) = 16777216 [pid 10437] munmap(0x7f1398600000, 138412032 [pid 10440] <... write resumed>) = 16777216 [pid 10437] <... munmap resumed>) = 0 [pid 10440] munmap(0x7f1398600000, 138412032 [pid 10437] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10437] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10437] close(3) = 0 [pid 10437] close(4 [pid 10440] <... munmap resumed>) = 0 [pid 10437] <... close resumed>) = 0 [pid 10440] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10437] mkdir("./file0", 0777 [pid 10440] <... openat resumed>) = 4 [pid 10437] <... mkdir resumed>) = 0 [pid 10437] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 336.898978][T10436] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 336.924735][T10437] loop3: detected capacity change from 0 to 32768 [pid 10440] ioctl(4, LOOP_SET_FD, 3) = 0 [ 336.944894][T10440] loop4: detected capacity change from 0 to 32768 [pid 10440] close(3) = 0 [pid 10440] close(4 [pid 10436] <... mount resumed>) = 0 [pid 10440] <... close resumed>) = 0 [pid 10436] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10440] mkdir("./file0", 0777 [pid 10436] <... openat resumed>) = 3 [pid 10436] chdir("./file0" [pid 10440] <... mkdir resumed>) = 0 [pid 10436] <... chdir resumed>) = 0 [pid 10436] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10436] mkdir("./bus", 0777 [pid 10440] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10436] <... mkdir resumed>) = 0 [pid 10436] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10436] chdir("./bus") = 0 [pid 10436] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10436] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 336.975255][T10436] XFS (loop2): Ending clean mount [ 336.989829][T10437] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.005325][ T5280] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 337.030067][ T5280] XFS (loop2): Unmount and run xfs_repair [ 337.043639][ T5280] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 337.052790][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 337.061869][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 337.072911][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 337.081928][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 337.113738][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10436] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10438] <... write resumed>) = 16777216 [pid 10438] munmap(0x7f1398600000, 138412032 [pid 10437] <... mount resumed>) = 0 [pid 10438] <... munmap resumed>) = 0 [pid 10437] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10438] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10437] <... openat resumed>) = 3 [pid 10438] <... openat resumed>) = 4 [pid 10437] chdir("./file0" [pid 10438] ioctl(4, LOOP_SET_FD, 3 [pid 10437] <... chdir resumed>) = 0 [pid 10437] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [ 337.113974][T10440] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.122643][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.151799][T10437] XFS (loop3): Ending clean mount [pid 10437] mkdir("./bus", 0777 [pid 10440] <... mount resumed>) = 0 [pid 10438] <... ioctl resumed>) = 0 [pid 10437] <... mkdir resumed>) = 0 [pid 10440] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10438] close(3 [pid 10440] <... openat resumed>) = 3 [pid 10438] <... close resumed>) = 0 [pid 10437] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10440] chdir("./file0" [pid 10438] close(4 [pid 10437] chdir("./bus" [pid 10438] <... close resumed>) = 0 [pid 10437] <... chdir resumed>) = 0 [pid 10437] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10437] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 337.177703][T10438] loop1: detected capacity change from 0 to 32768 [ 337.187171][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.195880][T10440] XFS (loop4): Ending clean mount [ 337.199316][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.216105][T10436] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10437] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10440] <... chdir resumed>) = 0 [pid 10439] <... write resumed>) = 16777216 [pid 10438] mkdir("./file0", 0777 [pid 10440] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10439] munmap(0x7f1398600000, 138412032 [pid 10440] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10440] mkdir("./bus", 0777 [pid 10439] <... munmap resumed>) = 0 [pid 10438] <... mkdir resumed>) = 0 [pid 10438] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10439] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 337.224477][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 337.239555][ T60] XFS (loop3): Unmount and run xfs_repair [ 337.245442][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 337.253338][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 337.262577][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 337.269922][T10439] loop0: detected capacity change from 0 to 32768 [pid 10439] ioctl(4, LOOP_SET_FD, 3 [pid 10440] <... mkdir resumed>) = 0 [pid 10439] <... ioctl resumed>) = 0 [pid 10436] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10440] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10439] close(3 [pid 10436] mkdir(NULL, 000 [pid 10440] chdir("./bus" [pid 10439] <... close resumed>) = 0 [pid 10436] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10440] <... chdir resumed>) = 0 [ 337.271651][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 337.287498][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 337.296657][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 337.300405][T10436] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 337.305809][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10439] close(4 [pid 10436] close(3 [pid 10440] openat(AT_FDCWD, NULL, O_RDONLY [pid 10439] <... close resumed>) = 0 [pid 10440] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10440] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10439] mkdir("./file0", 0777 [pid 10440] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10440] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10439] <... mkdir resumed>) = 0 [pid 10436] <... close resumed>) = 0 [pid 10439] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10436] close(4) = -1 EBADF (Bad file descriptor) [pid 10436] close(5) = -1 EBADF (Bad file descriptor) [pid 10436] close(6) = -1 EBADF (Bad file descriptor) [pid 10436] close(7) = -1 EBADF (Bad file descriptor) [pid 10436] close(8) = -1 EBADF (Bad file descriptor) [pid 10436] close(9) = -1 EBADF (Bad file descriptor) [pid 10436] close(10) = -1 EBADF (Bad file descriptor) [pid 10436] close(11) = -1 EBADF (Bad file descriptor) [pid 10436] close(12) = -1 EBADF (Bad file descriptor) [pid 10436] close(13) = -1 EBADF (Bad file descriptor) [pid 10436] close(14) = -1 EBADF (Bad file descriptor) [ 337.320537][T10436] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 337.340758][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.349829][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.359911][ T5280] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10436] close(15) = -1 EBADF (Bad file descriptor) [pid 10436] close(16 [pid 10437] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10437] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10437] close(3) = 0 [pid 10437] close(4 [pid 10436] close(17) = -1 EBADF (Bad file descriptor) [ 337.364711][T10437] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 337.381913][ T5280] XFS (loop4): Unmount and run xfs_repair [ 337.390670][T10437] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 337.392096][ T5280] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 337.405975][T10437] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 337.413797][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10436] close(18 [pid 10437] close(5 [pid 10436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10436] close(19 [pid 10437] close(6 [pid 10436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10436] close(20) = -1 EBADF (Bad file descriptor) [pid 10436] close(21) = -1 EBADF (Bad file descriptor) [pid 10436] close(22) = -1 EBADF (Bad file descriptor) [pid 10436] close(23) = -1 EBADF (Bad file descriptor) [pid 10436] close(24) = -1 EBADF (Bad file descriptor) [pid 10436] close(25) = -1 EBADF (Bad file descriptor) [pid 10437] close(7 [pid 10436] close(26) = -1 EBADF (Bad file descriptor) [pid 10436] close(27) = -1 EBADF (Bad file descriptor) [pid 10436] close(28) = -1 EBADF (Bad file descriptor) [pid 10436] close(29) = -1 EBADF (Bad file descriptor) [pid 10436] exit_group(0) = ? [pid 10436] +++ exited with 0 +++ [pid 10437] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10437] close(8) = -1 EBADF (Bad file descriptor) [pid 10437] close(9) = -1 EBADF (Bad file descriptor) [pid 10437] close(10) = -1 EBADF (Bad file descriptor) [pid 10437] close(11) = -1 EBADF (Bad file descriptor) [pid 10437] close(12) = -1 EBADF (Bad file descriptor) [pid 10437] close(13) = -1 EBADF (Bad file descriptor) [pid 10437] close(14) = -1 EBADF (Bad file descriptor) [pid 10437] close(15) = -1 EBADF (Bad file descriptor) [pid 10437] close(16) = -1 EBADF (Bad file descriptor) [pid 10437] close(17) = -1 EBADF (Bad file descriptor) [pid 10437] close(18) = -1 EBADF (Bad file descriptor) [pid 10437] close(19) = -1 EBADF (Bad file descriptor) [pid 10437] close(20) = -1 EBADF (Bad file descriptor) [pid 10437] close(21) = -1 EBADF (Bad file descriptor) [pid 10437] close(22) = -1 EBADF (Bad file descriptor) [pid 10437] close(23) = -1 EBADF (Bad file descriptor) [pid 10437] close(24) = -1 EBADF (Bad file descriptor) [pid 10437] close(25) = -1 EBADF (Bad file descriptor) [pid 10437] close(26) = -1 EBADF (Bad file descriptor) [pid 10437] close(27) = -1 EBADF (Bad file descriptor) [pid 10437] close(28) = -1 EBADF (Bad file descriptor) [pid 10437] close(29) = -1 EBADF (Bad file descriptor) [pid 10437] exit_group(0) = ? [pid 10437] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=33 /* 0.33 s */} --- [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=31 /* 0.31 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 5224] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./113/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./113/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./113/cgroup") = 0 [pid 5224] umount2("./113/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... restart_syscall resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./113/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] unlink("./113/cgroup.cpu" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... unlink resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] umount2("./113/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(3, "", [pid 5224] newfstatat(AT_FDCWD, "./113/cgroup.net", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(3, [pid 5224] unlink("./113/cgroup.net" [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] <... unlink resumed>) = 0 [pid 5225] umount2("./114/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./114/cgroup", [pid 5224] newfstatat(AT_FDCWD, "./113/binderfs", [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./114/cgroup" [pid 5224] unlink("./113/binderfs" [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5225] umount2("./114/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 337.431993][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 337.441005][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 337.450631][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 337.459723][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 337.468772][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] newfstatat(AT_FDCWD, "./114/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./114/cgroup.cpu") = 0 [pid 5225] umount2("./114/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./114/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./114/cgroup.net") = 0 [pid 5225] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./114/binderfs") = 0 [ 337.477760][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.486837][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.496883][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.507133][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.515569][T10440] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5225] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10440] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10440] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10440] close(3) = 0 [pid 10440] close(4 [pid 5224] <... umount2 resumed>) = 0 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10440] close(5 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./113/file0", [pid 10440] close(6) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10440] close(7 [pid 5224] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10440] close(8 [ 337.529260][T10439] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.530120][T10440] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 337.538549][T10438] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.562611][T10440] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5224] openat(AT_FDCWD, "./113/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = 0 [pid 5224] <... openat resumed>) = 4 [pid 10440] close(9 [pid 5225] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(4, "", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./114/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./114/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./114/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] close(3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10440] close(10 [pid 5225] <... close resumed>) = 0 [pid 5225] rmdir("./114") = 0 [pid 5225] mkdir("./115", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(4, [pid 10440] close(11 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [ 337.632483][T10439] XFS (loop0): Ending clean mount [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... mount resumed>) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10439] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10440] close(12 [pid 5224] close(4 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... openat resumed>) = 3 [pid 5224] <... close resumed>) = 0 [pid 10440] close(13 [pid 10439] chdir("./file0" [pid 5224] rmdir("./113/file0" [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10440] close(14 [pid 10439] <... chdir resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] getdents64(3, [pid 10440] close(15 [pid 10439] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] mkdir("./bus", 0777 [pid 5224] close(3 [pid 10440] close(16 [pid 10438] <... mount resumed>) = 0 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] <... close resumed>) = 0 [pid 10440] close(17 [pid 10439] <... mkdir resumed>) = 0 [pid 10438] <... openat resumed>) = 3 [pid 5224] rmdir("./113" [pid 10439] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10438] chdir("./file0" [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... rmdir resumed>) = 0 [pid 10440] close(18 [pid 10439] chdir("./bus" [pid 10438] <... chdir resumed>) = 0 [pid 5224] mkdir("./114", 0777 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... chdir resumed>) = 0 [pid 10438] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] <... mkdir resumed>) = 0 [pid 10439] openat(AT_FDCWD, NULL, O_RDONLY [pid 10440] close(19 [pid 10438] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10439] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10438] mkdir("./bus", 0777 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 3 [pid 10440] close(20) = -1 EBADF (Bad file descriptor) [pid 10440] close(21) = -1 EBADF (Bad file descriptor) [pid 10440] close(22) = -1 EBADF (Bad file descriptor) [pid 10440] close(23) = -1 EBADF (Bad file descriptor) [pid 10440] close(24) = -1 EBADF (Bad file descriptor) [pid 10440] close(25) = -1 EBADF (Bad file descriptor) [pid 10440] close(26) = -1 EBADF (Bad file descriptor) [pid 10440] close(27) = -1 EBADF (Bad file descriptor) [pid 10440] close(28) = -1 EBADF (Bad file descriptor) [pid 10439] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10438] <... mkdir resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 10440] close(29 [pid 10439] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... ioctl resumed>) = 0 [pid 10440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10438] chdir("./bus" [pid 5224] close(3 [pid 10440] exit_group(0) = ? [pid 10440] +++ exited with 0 +++ [ 337.702867][T10438] XFS (loop1): Ending clean mount [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] umount2("./113", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./113", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10438] <... chdir resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./113/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./113/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./113/cgroup") = 0 [pid 5226] umount2("./113/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./113/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./113/cgroup.cpu") = 0 [pid 5226] umount2("./113/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./113/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./113/cgroup.net") = 0 [pid 5226] umount2("./113/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./113/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./113/binderfs" [pid 10438] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] <... unlink resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 10438] <... openat resumed>) = -1 EFAULT (Bad address) [ 337.786859][ T5280] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 337.803836][ T5280] XFS (loop0): Unmount and run xfs_repair [ 337.809632][ T5280] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 5226] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 116 ./strace-static-x86_64: Process 10481 attached [pid 10438] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10481] set_robust_list(0x55557c72f760, 24 [pid 10438] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] <... set_robust_list resumed>) = 0 [pid 10438] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10481] chdir("./114" [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10481] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 10482 attached [pid 10481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10482] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 117 [pid 10482] <... set_robust_list resumed>) = 0 [pid 10482] chdir("./115") = 0 [pid 10482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10482] setpgid(0, 0) = 0 [pid 10482] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [ 337.836613][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 337.848925][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 337.861188][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 337.870387][ T8] XFS (loop1): Unmount and run xfs_repair [ 337.876260][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 10482] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10481] <... prctl resumed>) = 0 [pid 10482] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10481] setpgid(0, 0 [pid 10482] write(3, "1000", 4 [pid 10481] <... setpgid resumed>) = 0 [pid 10482] <... write resumed>) = 4 [pid 10481] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10482] close(3 [pid 10481] <... symlink resumed>) = 0 [pid 10482] <... close resumed>) = 0 [pid 10481] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10482] symlink("/dev/binderfs", "./binderfs" [pid 10481] <... symlink resumed>) = 0 [pid 10482] <... symlink resumed>) = 0 [pid 10481] symlink("/syzcgroup/net/syz2", "./cgroup.net"executing program [pid 10482] write(1, "executing program\n", 18 [pid 10481] <... symlink resumed>) = 0 [pid 10482] <... write resumed>) = 18 [pid 10482] memfd_create("syzkaller", 0) = 3 [ 337.883752][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 337.892661][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 337.901812][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 337.910795][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 337.919791][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10482] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10481] write(3, "1000", 4) = 4 [pid 10481] close(3) = 0 [pid 10481] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10481] write(1, "executing program\n", 18) = 18 [pid 10481] memfd_create("syzkaller", 0) = 3 [pid 10481] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 337.929207][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 337.939112][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 337.948100][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 337.957135][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.966770][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 337.975807][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.984769][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 337.993852][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 338.002789][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 338.011947][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 338.021034][T10438] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10438] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 338.083717][T10438] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 338.098541][T10439] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 338.113612][T10438] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10438] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 5226] <... umount2 resumed>) = 0 [pid 10438] close(3 [pid 5226] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10438] <... close resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10438] close(4 [pid 5226] newfstatat(AT_FDCWD, "./113/file0", [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10438] close(5) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./113/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10438] close(6 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(7) = -1 EBADF (Bad file descriptor) [pid 10438] close(8 [pid 5226] openat(AT_FDCWD, "./113/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(9 [pid 5226] <... openat resumed>) = 4 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(10 [pid 5226] newfstatat(4, "", [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(11 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] getdents64(4, [pid 10438] close(12 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(13 [pid 5226] getdents64(4, [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10438] close(14 [pid 5226] close(4 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(15 [pid 5226] <... close resumed>) = 0 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./113/file0" [pid 10439] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10438] close(16 [pid 5226] <... rmdir resumed>) = 0 [pid 10439] mkdir(NULL, 000 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10438] close(17 [pid 5226] getdents64(3, [pid 10439] close(3 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10439] <... close resumed>) = 0 [pid 10438] close(18 [pid 5226] close(3 [pid 10439] close(4 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 10438] close(19 [pid 10439] close(5 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./113" [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(20 [pid 10439] close(6 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(21 [pid 10439] close(7 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 10439] close(8 [pid 10438] close(22 [pid 5226] mkdir("./114", 0777 [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] close(9 [pid 10438] close(23 [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] close(10 [pid 10438] close(24 [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] close(11 [pid 5226] <... mkdir resumed>) = 0 [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(25 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10439] close(12 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(26 [pid 10439] close(13 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(27 [pid 10439] close(14 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] close(28 [pid 10439] close(15 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 3 [pid 10438] close(29 [pid 10439] close(16 [pid 10438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] ioctl(3, LOOP_CLR_FD [pid 10439] close(17 [pid 10438] exit_group(0 [pid 5226] <... ioctl resumed>) = 0 [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10438] <... exit_group resumed>) = ? [ 338.138459][T10439] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 338.174094][T10439] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5226] close(3 [pid 10439] close(18 [pid 10438] +++ exited with 0 +++ [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] close(19 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=33 /* 0.33 s */} --- [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10439] close(20) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10439] close(21) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10439] close(22) = -1 EBADF (Bad file descriptor) [pid 5223] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10439] close(23) = -1 EBADF (Bad file descriptor) [pid 5223] <... openat resumed>) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./118/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./118/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./118/cgroup") = 0 [pid 5223] umount2("./118/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./118/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10439] close(24 [pid 5223] unlink("./118/cgroup.cpu") = 0 [pid 5223] umount2("./118/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10439] close(25 [pid 5223] newfstatat(AT_FDCWD, "./118/cgroup.net", [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10439] close(26 [pid 5223] unlink("./118/cgroup.net" [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 10439] close(27 [pid 5223] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10439] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./118/binderfs", [pid 10439] close(28) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10439] close(29) = -1 EBADF (Bad file descriptor) [pid 5223] unlink("./118/binderfs" [pid 10439] exit_group(0 [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10439] <... exit_group resumed>) = ? [pid 10439] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=32 /* 0.32 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./118/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./118/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./118/cgroup") = 0 [pid 5221] umount2("./118/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./118/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./118/cgroup.cpu") = 0 [pid 5221] umount2("./118/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./118/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./118/cgroup.net") = 0 [pid 5221] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./118/binderfs") = 0 [pid 5221] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 338.253679][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 338.289040][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10482] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] <... umount2 resumed>) = 0 [pid 10481] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5223] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 116 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./118/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./118/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4./strace-static-x86_64: Process 10483 attached [pid 10483] set_robust_list(0x55557c72f760, 24 [pid 5223] <... close resumed>) = 0 [pid 5223] rmdir("./118/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./118") = 0 [pid 5223] mkdir("./119", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 10483] <... set_robust_list resumed>) = 0 [pid 5223] <... ioctl resumed>) = 0 [pid 5223] close(3 [pid 10483] chdir("./114" [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./118/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./118/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./118/file0" [pid 10483] <... chdir resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./118") = 0 [pid 5221] mkdir("./119", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 10483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] <... close resumed>) = 0 [pid 10483] <... prctl resumed>) = 0 [pid 10483] setpgid(0, 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10484 attached [pid 10483] <... setpgid resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 121 [pid 10484] set_robust_list(0x55557c72f760, 24 [pid 10483] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10484] <... set_robust_list resumed>) = 0 [pid 10484] chdir("./119") = 0 [pid 10484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10484] setpgid(0, 0) = 0 [pid 10484] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10484] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10483] <... symlink resumed>) = 0 [pid 10484] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10484] write(3, "1000", 4) = 4 [pid 10484] close(3) = 0 [pid 10484] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10484] write(1, "executing program\n", 18) = 18 [pid 10483] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10484] memfd_create("syzkaller", 0) = 3 [pid 10484] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10483] <... symlink resumed>) = 0 [pid 10483] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10481] <... write resumed>) = 16777216 [pid 10483] <... symlink resumed>) = 0 [pid 10481] munmap(0x7f1398600000, 138412032 [pid 10483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10482] <... write resumed>) = 16777216 [pid 10481] <... munmap resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 10482] munmap(0x7f1398600000, 138412032 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10483] write(3, "1000", 4 [pid 10481] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10483] <... write resumed>) = 4 [pid 10481] <... openat resumed>) = 4 [pid 10483] close(3 [pid 10481] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 10485 attached [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 121 [pid 10485] set_robust_list(0x55557c72f760, 24 [pid 10483] <... close resumed>) = 0 [pid 10485] <... set_robust_list resumed>) = 0 executing program [pid 10483] symlink("/dev/binderfs", "./binderfs" [pid 10485] chdir("./119") = 0 [pid 10483] <... symlink resumed>) = 0 [pid 10485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10483] write(1, "executing program\n", 18 [pid 10485] setpgid(0, 0 [pid 10483] <... write resumed>) = 18 [pid 10485] <... setpgid resumed>) = 0 [pid 10485] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10483] memfd_create("syzkaller", 0) = 3 [pid 10485] <... symlink resumed>) = 0 [pid 10483] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10485] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10482] <... munmap resumed>) = 0 [pid 10485] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10482] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10485] <... symlink resumed>) = 0 [pid 10482] <... openat resumed>) = 4 [pid 10485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10482] ioctl(4, LOOP_SET_FD, 3 [pid 10485] <... openat resumed>) = 3 [pid 10481] <... ioctl resumed>) = 0 [pid 10481] close(3) = 0 [pid 10481] close(4) = 0 [pid 10481] mkdir("./file0", 0777) = 0 [pid 10481] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10485] write(3, "1000", 4) = 4 [pid 10485] close(3) = 0 [pid 10482] <... ioctl resumed>) = 0 [pid 10482] close(3 [pid 10485] symlink("/dev/binderfs", "./binderfs" [pid 10482] <... close resumed>) = 0 [pid 10482] close(4 [pid 10485] <... symlink resumed>) = 0 [pid 10482] <... close resumed>) = 0 [pid 10482] mkdir("./file0", 0777 [pid 10485] write(1, "executing program\n", 18 [pid 10482] <... mkdir resumed>) = 0 executing program [pid 10485] <... write resumed>) = 18 [pid 10482] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10485] memfd_create("syzkaller", 0) = 3 [pid 10485] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 338.757399][T10481] loop2: detected capacity change from 0 to 32768 [ 338.786323][T10482] loop3: detected capacity change from 0 to 32768 [ 338.855471][T10481] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10485] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10481] <... mount resumed>) = 0 [pid 10484] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 338.989655][T10482] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 339.023832][T10481] XFS (loop2): Ending clean mount [ 339.066593][T10482] XFS (loop3): Ending clean mount [pid 10481] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10482] <... mount resumed>) = 0 [pid 10481] <... openat resumed>) = 3 [pid 10481] chdir("./file0") = 0 [pid 10481] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10481] mkdir("./bus", 0777) = 0 [pid 10481] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10481] chdir("./bus" [pid 10482] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10481] <... chdir resumed>) = 0 [pid 10482] <... openat resumed>) = 3 [pid 10481] openat(AT_FDCWD, NULL, O_RDONLY [pid 10482] chdir("./file0" [pid 10481] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10482] <... chdir resumed>) = 0 [pid 10481] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10482] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10481] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10481] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10482] mkdir("./bus", 0777) = 0 [pid 10482] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10482] chdir("./bus") = 0 [pid 10482] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10482] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 339.145234][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 339.164591][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 339.177955][ T60] XFS (loop2): Unmount and run xfs_repair [ 339.184399][ T5281] XFS (loop3): Unmount and run xfs_repair [pid 10482] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10484] <... write resumed>) = 16777216 [ 339.193987][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 339.214577][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 339.222080][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 339.231745][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10484] munmap(0x7f1398600000, 138412032) = 0 [pid 10484] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10484] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10484] close(3) = 0 [ 339.242907][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 339.264353][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 339.274449][T10484] loop1: detected capacity change from 0 to 32768 [ 339.275345][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10484] close(4) = 0 [pid 10484] mkdir("./file0", 0777) = 0 [ 339.291782][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 339.302324][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 339.329960][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 339.341469][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 339.354271][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 339.363195][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.376297][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.378808][T10484] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10484] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10485] <... write resumed>) = 16777216 [pid 10483] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 339.386808][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.405276][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.414659][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.425131][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.436155][T10481] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 339.448935][T10482] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 339.463229][T10481] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 339.475225][T10484] XFS (loop1): Ending clean mount [ 339.481959][T10481] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 10485] munmap(0x7f1398600000, 138412032) = 0 [pid 10484] <... mount resumed>) = 0 [pid 10484] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10484] chdir("./file0") = 0 [pid 10484] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10484] mkdir("./bus", 0777 [pid 10485] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10485] ioctl(4, LOOP_SET_FD, 3 [pid 10484] <... mkdir resumed>) = 0 [pid 10484] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10485] <... ioctl resumed>) = 0 [pid 10482] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10481] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10485] close(3 [pid 10484] chdir("./bus" [pid 10482] mkdir(NULL, 000 [pid 10481] mkdir(NULL, 000 [pid 10485] <... close resumed>) = 0 [pid 10484] <... chdir resumed>) = 0 [pid 10482] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10481] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10485] close(4 [pid 10484] openat(AT_FDCWD, NULL, O_RDONLY [pid 10482] close(3 [pid 10481] close(3 [pid 10485] <... close resumed>) = 0 [pid 10484] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10482] <... close resumed>) = 0 [pid 10485] mkdir("./file0", 0777 [pid 10484] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10481] <... close resumed>) = 0 [pid 10482] close(4) = -1 EBADF (Bad file descriptor) [pid 10485] <... mkdir resumed>) = 0 [pid 10482] close(5 [pid 10481] close(4) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(5 [pid 10482] close(6 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10485] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(7 [pid 10481] close(6 [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(8 [pid 10481] close(7 [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10484] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(9) = -1 EBADF (Bad file descriptor) [pid 10481] close(8 [pid 10482] close(10 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(9 [pid 10482] close(11 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10484] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 339.491695][T10482] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 339.511450][T10482] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 339.520849][T10485] loop0: detected capacity change from 0 to 32768 [pid 10482] close(12 [pid 10481] close(10 [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(13 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(14) = -1 EBADF (Bad file descriptor) [pid 10481] close(11 [pid 10482] close(15) = -1 EBADF (Bad file descriptor) [pid 10482] close(16) = -1 EBADF (Bad file descriptor) [pid 10482] close(17 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(12 [pid 10482] close(18 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(19) = -1 EBADF (Bad file descriptor) [pid 10481] close(13 [pid 10482] close(20) = -1 EBADF (Bad file descriptor) [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(14 [pid 10482] close(21 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(15) = -1 EBADF (Bad file descriptor) [pid 10482] close(22 [pid 10481] close(16) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(17) = -1 EBADF (Bad file descriptor) [pid 10482] close(23 [pid 10481] close(18) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(19) = -1 EBADF (Bad file descriptor) [pid 10482] close(24 [pid 10481] close(20 [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 339.572785][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 339.607911][T10485] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] close(25) = -1 EBADF (Bad file descriptor) [pid 10482] close(26 [pid 10481] close(21) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(22) = -1 EBADF (Bad file descriptor) [pid 10481] close(23 [pid 10482] close(27) = -1 EBADF (Bad file descriptor) [pid 10482] close(28 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(24 [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(25 [pid 10482] close(29 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(26 [pid 10482] exit_group(0 [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10482] <... exit_group resumed>) = ? [pid 10481] close(27 [pid 10482] +++ exited with 0 +++ [pid 10481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10481] close(28) = -1 EBADF (Bad file descriptor) [pid 10481] close(29) = -1 EBADF (Bad file descriptor) [pid 10481] exit_group(0) = ? [pid 10481] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=36 /* 0.36 s */} --- [pid 5224] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./114/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./114/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./114/cgroup") = 0 [pid 5224] umount2("./114/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./114/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./114/cgroup.cpu") = 0 [pid 5224] umount2("./114/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./114/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./114/cgroup.net") = 0 [pid 5224] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./114/binderfs") = 0 [pid 5224] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=15 /* 0.15 s */, si_stime=31 /* 0.31 s */} --- [pid 5225] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 339.624401][ T5281] XFS (loop1): Unmount and run xfs_repair [ 339.655649][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 339.663109][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 339.672239][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 339.676940][T10485] XFS (loop0): Ending clean mount [ 339.682221][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 339.695679][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 339.705655][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 339.710122][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 339.715001][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.726193][ T9] XFS (loop0): Unmount and run xfs_repair [ 339.726221][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 339.726243][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 339.726262][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 339.726281][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5225] getdents64(3, [pid 10485] <... mount resumed>) = 0 [pid 10483] <... write resumed>) = 16777216 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10485] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10483] munmap(0x7f1398600000, 138412032 [pid 5225] umount2("./115/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10485] <... openat resumed>) = 3 [pid 10485] chdir("./file0") = 0 [pid 10485] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10485] mkdir("./bus", 0777) = 0 [pid 10485] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10485] chdir("./bus") = 0 [pid 10485] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10485] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10485] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10483] <... munmap resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 339.735219][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.740897][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 339.748346][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.757183][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 339.757203][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10485] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10483] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] newfstatat(AT_FDCWD, "./115/cgroup", [pid 10485] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10485] close(3) = 0 [pid 10485] close(4) = -1 EBADF (Bad file descriptor) [pid 10485] close(5) = -1 EBADF (Bad file descriptor) [pid 10485] close(6) = -1 EBADF (Bad file descriptor) [pid 10485] close(7) = -1 EBADF (Bad file descriptor) [pid 10485] close(8) = -1 EBADF (Bad file descriptor) [pid 10485] close(9) = -1 EBADF (Bad file descriptor) [pid 10485] close(10) = -1 EBADF (Bad file descriptor) [pid 10485] close(11) = -1 EBADF (Bad file descriptor) [pid 10485] close(12) = -1 EBADF (Bad file descriptor) [pid 10485] close(13) = -1 EBADF (Bad file descriptor) [pid 10485] close(14) = -1 EBADF (Bad file descriptor) [pid 10485] close(15) = -1 EBADF (Bad file descriptor) [pid 10485] close(16) = -1 EBADF (Bad file descriptor) [pid 10485] close(17) = -1 EBADF (Bad file descriptor) [pid 10485] close(18) = -1 EBADF (Bad file descriptor) [pid 10485] close(19) = -1 EBADF (Bad file descriptor) [pid 10485] close(20) = -1 EBADF (Bad file descriptor) [pid 10485] close(21) = -1 EBADF (Bad file descriptor) [pid 10485] close(22) = -1 EBADF (Bad file descriptor) [pid 10485] close(23) = -1 EBADF (Bad file descriptor) [pid 10485] close(24) = -1 EBADF (Bad file descriptor) [pid 10485] close(25) = -1 EBADF (Bad file descriptor) [pid 10485] close(26) = -1 EBADF (Bad file descriptor) [pid 10485] close(27) = -1 EBADF (Bad file descriptor) [pid 10485] close(28) = -1 EBADF (Bad file descriptor) [ 339.757221][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.757239][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 339.757450][T10485] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 339.784052][T10484] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 339.784887][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10485] close(29 [pid 10483] <... openat resumed>) = 4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10483] ioctl(4, LOOP_SET_FD, 3 [pid 5225] unlink("./115/cgroup" [pid 10485] exit_group(0 [pid 10484] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10484] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10484] close(3) = 0 [pid 10484] close(4) = -1 EBADF (Bad file descriptor) [pid 10484] close(5) = -1 EBADF (Bad file descriptor) [pid 10484] close(6) = -1 EBADF (Bad file descriptor) [pid 10484] close(7) = -1 EBADF (Bad file descriptor) [pid 10484] close(8) = -1 EBADF (Bad file descriptor) [pid 10484] close(9) = -1 EBADF (Bad file descriptor) [pid 10484] close(10) = -1 EBADF (Bad file descriptor) [pid 10484] close(11) = -1 EBADF (Bad file descriptor) [pid 10484] close(12) = -1 EBADF (Bad file descriptor) [pid 10484] close(13) = -1 EBADF (Bad file descriptor) [pid 10484] close(14) = -1 EBADF (Bad file descriptor) [pid 10484] close(15) = -1 EBADF (Bad file descriptor) [pid 10484] close(16) = -1 EBADF (Bad file descriptor) [pid 10484] close(17) = -1 EBADF (Bad file descriptor) [pid 10484] close(18) = -1 EBADF (Bad file descriptor) [pid 10484] close(19) = -1 EBADF (Bad file descriptor) [pid 10484] close(20) = -1 EBADF (Bad file descriptor) [pid 10484] close(21) = -1 EBADF (Bad file descriptor) [pid 10484] close(22) = -1 EBADF (Bad file descriptor) [pid 10484] close(23) = -1 EBADF (Bad file descriptor) [pid 10484] close(24) = -1 EBADF (Bad file descriptor) [pid 10484] close(25) = -1 EBADF (Bad file descriptor) [pid 10484] close(26) = -1 EBADF (Bad file descriptor) [pid 10484] close(27) = -1 EBADF (Bad file descriptor) [pid 10484] close(28) = -1 EBADF (Bad file descriptor) [pid 10484] close(29) = -1 EBADF (Bad file descriptor) [pid 10484] exit_group(0) = ? [pid 10484] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=40 /* 0.40 s */} --- [pid 5223] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10485] <... exit_group resumed>) = ? [pid 5225] <... unlink resumed>) = 0 [pid 10485] +++ exited with 0 +++ [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./115/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./115/cgroup.cpu", [pid 5223] <... openat resumed>) = 3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(3, "", [pid 5225] unlink("./115/cgroup.cpu" [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5223] getdents64(3, [pid 5225] umount2("./115/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10483] <... ioctl resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = 0 [pid 10483] close(3 [pid 5225] newfstatat(AT_FDCWD, "./115/cgroup.net", [pid 5224] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./119/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10483] <... close resumed>) = 0 [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=36 /* 0.36 s */} --- [pid 10483] close(4 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10483] <... close resumed>) = 0 [pid 10483] mkdir("./file0", 0777 [pid 5225] unlink("./115/cgroup.net" [pid 5224] newfstatat(AT_FDCWD, "./114/file0", [pid 5223] newfstatat(AT_FDCWD, "./119/cgroup", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10483] <... mkdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10483] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 339.797276][T10485] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 339.804821][T10484] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 339.810878][T10485] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 339.819641][T10484] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 339.878726][T10483] loop4: detected capacity change from 0 to 32768 [pid 5221] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./119/cgroup" [pid 5221] <... openat resumed>) = 3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./115/binderfs", [pid 5224] openat(AT_FDCWD, "./114/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... openat resumed>) = 4 [pid 5223] umount2("./119/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(3, "", [pid 5225] unlink("./115/binderfs" [pid 5224] newfstatat(4, "", [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(4, [pid 5223] newfstatat(AT_FDCWD, "./119/cgroup.cpu", [pid 5221] getdents64(3, [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] getdents64(4, [pid 5223] unlink("./119/cgroup.cpu" [pid 5221] umount2("./119/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] close(4 [pid 5221] newfstatat(AT_FDCWD, "./119/cgroup", [pid 5224] <... close resumed>) = 0 [pid 5223] umount2("./119/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] rmdir("./114/file0" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... rmdir resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./119/cgroup.net", [pid 5221] unlink("./119/cgroup" [pid 5224] getdents64(3, [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] unlink("./119/cgroup.net" [pid 5221] <... unlink resumed>) = 0 [pid 5224] close(3 [pid 5223] <... unlink resumed>) = 0 [pid 5221] umount2("./119/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... close resumed>) = 0 [pid 5224] rmdir("./114" [pid 5223] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./119/cgroup.cpu", [pid 5224] mkdir("./115", 0777 [pid 5223] newfstatat(AT_FDCWD, "./119/binderfs", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... mkdir resumed>) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./119/cgroup.cpu" [pid 5224] <... openat resumed>) = 3 [pid 5223] unlink("./119/binderfs" [pid 5221] <... unlink resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5223] <... unlink resumed>) = 0 [pid 5221] umount2("./119/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... ioctl resumed>) = 0 [pid 5223] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] close(3 [pid 5221] newfstatat(AT_FDCWD, "./119/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./119/cgroup.net") = 0 [pid 5221] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./119/binderfs") = 0 [ 339.983359][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 339.993383][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 340.005791][T10483] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10526 attached [pid 10526] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 117 [ 340.055987][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10526] <... set_robust_list resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 10526] chdir("./115" [pid 5223] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... chdir resumed>) = 0 [pid 10526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] <... prctl resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./119/file0", [pid 10526] setpgid(0, 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10526] <... setpgid resumed>) = 0 [pid 5223] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5225] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] <... symlink resumed>) = 0 [pid 5225] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./119/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = 0 [pid 10526] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 4 [pid 5221] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... symlink resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./115/file0", [pid 5223] newfstatat(4, "", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] newfstatat(AT_FDCWD, "./119/file0", [pid 10526] <... symlink resumed>) = 0 [pid 5225] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(4, [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "./115/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] getdents64(4, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] write(3, "1000", 4 [pid 5225] <... openat resumed>) = 4 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] openat(AT_FDCWD, "./119/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10526] <... write resumed>) = 4 [pid 5225] newfstatat(4, "", [pid 5223] close(4 [pid 5221] <... openat resumed>) = 4 [pid 10526] close(3 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 10526] <... close resumed>) = 0 [pid 5223] rmdir("./119/file0" [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10526] symlink("/dev/binderfs", "./binderfs" [pid 5223] <... rmdir resumed>) = 0 [pid 5221] getdents64(4, [pid 10526] <... symlink resumed>) = 0 [pid 5223] getdents64(3, [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] getdents64(4, executing program [pid 10526] write(1, "executing program\n", 18 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] close(3 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10526] <... write resumed>) = 18 [pid 5225] getdents64(4, [pid 5223] <... close resumed>) = 0 [pid 5221] close(4 [pid 10526] memfd_create("syzkaller", 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] rmdir("./119" [pid 5221] <... close resumed>) = 0 [pid 10526] <... memfd_create resumed>) = 3 [pid 5225] close(4 [pid 5223] <... rmdir resumed>) = 0 [pid 5221] rmdir("./119/file0" [pid 10526] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5225] <... close resumed>) = 0 [pid 5223] mkdir("./120", 0777 [pid 5221] <... rmdir resumed>) = 0 [pid 10526] <... mmap resumed>) = 0x7f1398600000 [pid 5225] rmdir("./115/file0" [pid 5223] <... mkdir resumed>) = 0 [pid 5221] getdents64(3, [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10483] <... mount resumed>) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] close(3 [pid 10483] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5223] <... ioctl resumed>) = 0 [pid 10483] <... openat resumed>) = 3 [pid 5223] close(3 [pid 5221] <... close resumed>) = 0 [pid 10483] chdir("./file0") = 0 [pid 5221] rmdir("./119" [pid 10483] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5221] <... rmdir resumed>) = 0 [pid 10483] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] <... rmdir resumed>) = 0 [pid 10483] mkdir("./bus", 0777 [pid 5225] getdents64(3, [pid 5221] mkdir("./120", 0777 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] <... mkdir resumed>) = 0 [ 340.196402][T10483] XFS (loop4): Ending clean mount [pid 5225] close(3 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5225] <... close resumed>) = 0 [pid 5221] <... openat resumed>) = 3 [pid 5225] rmdir("./115" [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5225] <... rmdir resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5225] mkdir("./116", 0777 [pid 5221] close(3 [pid 10483] <... mkdir resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 10483] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10483] chdir("./bus" [pid 5225] <... openat resumed>) = 3 [pid 10483] <... chdir resumed>) = 0 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 10483] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] <... ioctl resumed>) = 0 [pid 10483] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] close(3 [pid 10483] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 340.265924][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 340.289614][ T60] XFS (loop4): Unmount and run xfs_repair [ 340.315329][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 340.322790][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 340.353655][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 340.384622][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 340.415203][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 340.433898][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 340.454031][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 340.463265][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10483] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5223] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [ 340.483900][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 340.504140][T10483] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10527 attached [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10527] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 118 ./strace-static-x86_64: Process 10529 attached ./strace-static-x86_64: Process 10528 attached [pid 10527] <... set_robust_list resumed>) = 0 [pid 10483] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10528] set_robust_list(0x55557c72f760, 24) = 0 [pid 10527] chdir("./116" [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 122 [pid 10529] set_robust_list(0x55557c72f760, 24 [pid 10527] <... chdir resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 122 [pid 10529] <... set_robust_list resumed>) = 0 [pid 10529] chdir("./120" [pid 10528] chdir("./120" [pid 10527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10528] <... chdir resumed>) = 0 [pid 10528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10529] <... chdir resumed>) = 0 [pid 10528] <... prctl resumed>) = 0 [pid 10527] <... prctl resumed>) = 0 [pid 10529] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10528] setpgid(0, 0 [pid 10527] setpgid(0, 0 [pid 10483] mkdir(NULL, 000 [pid 10529] setpgid(0, 0 [pid 10527] <... setpgid resumed>) = 0 [pid 10529] <... setpgid resumed>) = 0 [pid 10528] <... setpgid resumed>) = 0 [pid 10483] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10528] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10527] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 10483] close(3 [pid 10529] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10528] <... symlink resumed>) = 0 [pid 10527] <... symlink resumed>) = 0 [pid 10483] <... close resumed>) = 0 [pid 10528] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10483] close(4 [pid 10529] <... symlink resumed>) = 0 [pid 10527] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 10529] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10528] <... symlink resumed>) = 0 [pid 10527] <... symlink resumed>) = 0 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... symlink resumed>) = 0 [pid 10527] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 10529] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10527] <... symlink resumed>) = 0 [pid 10483] close(5) = -1 EBADF (Bad file descriptor) [pid 10529] <... symlink resumed>) = 0 [pid 10483] close(6 [pid 10529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10483] close(7) = -1 EBADF (Bad file descriptor) [pid 10529] <... openat resumed>) = 3 [pid 10483] close(8 [pid 10528] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] write(3, "1000", 4 [pid 10528] <... symlink resumed>) = 0 [pid 10527] <... openat resumed>) = 3 [pid 10483] close(9 [pid 10529] <... write resumed>) = 4 [pid 10528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10527] write(3, "1000", 4 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] close(3 [pid 10528] <... openat resumed>) = 3 [pid 10527] <... write resumed>) = 4 [pid 10483] close(10 [pid 10529] <... close resumed>) = 0 [pid 10528] write(3, "1000", 4 [pid 10527] close(3 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] symlink("/dev/binderfs", "./binderfs" [pid 10528] <... write resumed>) = 4 [pid 10527] <... close resumed>) = 0 [pid 10483] close(11 [pid 10529] <... symlink resumed>) = 0 [pid 10528] close(3 [pid 10527] symlink("/dev/binderfs", "./binderfs" [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10528] <... close resumed>) = 0 [pid 10483] close(12 [pid 10528] symlink("/dev/binderfs", "./binderfs" [pid 10527] <... symlink resumed>) = 0 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] write(1, "executing program\n", 18executing program [pid 10528] <... symlink resumed>) = 0 [pid 10527] write(1, "executing program\n", 18executing program executing program [pid 10483] close(13 [pid 10529] <... write resumed>) = 18 [pid 10528] write(1, "executing program\n", 18 [pid 10527] <... write resumed>) = 18 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10528] <... write resumed>) = 18 [pid 10483] close(14 [pid 10528] memfd_create("syzkaller", 0 [pid 10527] memfd_create("syzkaller", 0 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10528] <... memfd_create resumed>) = 3 [pid 10527] <... memfd_create resumed>) = 3 [pid 10483] close(15 [pid 10529] memfd_create("syzkaller", 0 [pid 10528] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10527] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10528] <... mmap resumed>) = 0x7f1398600000 [pid 10527] <... mmap resumed>) = 0x7f1398600000 [pid 10483] close(16 [pid 10529] <... memfd_create resumed>) = 3 [pid 10483] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10483] close(17) = -1 EBADF (Bad file descriptor) [pid 10483] close(18) = -1 EBADF (Bad file descriptor) [pid 10483] close(19) = -1 EBADF (Bad file descriptor) [pid 10483] close(20) = -1 EBADF (Bad file descriptor) [pid 10483] close(21) = -1 EBADF (Bad file descriptor) [pid 10483] close(22) = -1 EBADF (Bad file descriptor) [pid 10483] close(23) = -1 EBADF (Bad file descriptor) [pid 10483] close(24) = -1 EBADF (Bad file descriptor) [pid 10483] close(25) = -1 EBADF (Bad file descriptor) [pid 10483] close(26) = -1 EBADF (Bad file descriptor) [pid 10483] close(27) = -1 EBADF (Bad file descriptor) [pid 10483] close(28) = -1 EBADF (Bad file descriptor) [pid 10483] close(29) = -1 EBADF (Bad file descriptor) [pid 10483] exit_group(0) = ? [pid 10483] +++ exited with 0 +++ [ 340.530845][T10483] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 340.547203][T10483] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 10529] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=14 /* 0.14 s */, si_stime=35 /* 0.35 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./114", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./114", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./114/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./114/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./114/cgroup") = 0 [pid 5226] umount2("./114/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./114/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./114/cgroup.cpu") = 0 [pid 5226] umount2("./114/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./114/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./114/cgroup.net") = 0 [pid 5226] umount2("./114/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./114/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./114/binderfs") = 0 [pid 5226] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 340.625202][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10526] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./114/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./114/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./114/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./114/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./114") = 0 [pid 5226] mkdir("./115", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] close(3 [pid 10528] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10530 attached [pid 10529] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10530] set_robust_list(0x55557c72f760, 24) = 0 [pid 10527] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 117 [pid 10530] chdir("./115") = 0 [pid 10530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10530] setpgid(0, 0) = 0 [pid 10530] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10526] <... write resumed>) = 16777216 [pid 10530] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10529] <... write resumed>) = 16777216 [pid 10526] munmap(0x7f1398600000, 138412032 [pid 10530] <... symlink resumed>) = 0 [pid 10529] munmap(0x7f1398600000, 138412032 [pid 10530] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10529] <... munmap resumed>) = 0 [pid 10529] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10529] ioctl(4, LOOP_SET_FD, 3 [pid 10530] <... symlink resumed>) = 0 [pid 10529] <... ioctl resumed>) = 0 [pid 10529] close(3 [pid 10530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10529] <... close resumed>) = 0 [pid 10529] close(4 [pid 10530] <... openat resumed>) = 3 [pid 10529] <... close resumed>) = 0 [ 341.205491][T10529] loop1: detected capacity change from 0 to 32768 [pid 10530] write(3, "1000", 4 [pid 10529] mkdir("./file0", 0777 [pid 10530] <... write resumed>) = 4 [pid 10529] <... mkdir resumed>) = 0 [pid 10527] <... write resumed>) = 16777216 [pid 10526] <... munmap resumed>) = 0 [pid 10530] close(3 [pid 10529] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10527] munmap(0x7f1398600000, 138412032 [pid 10526] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10530] <... close resumed>) = 0 [pid 10528] <... write resumed>) = 16777216 [pid 10528] munmap(0x7f1398600000, 138412032 [pid 10530] symlink("/dev/binderfs", "./binderfs" [pid 10527] <... munmap resumed>) = 0 [pid 10526] <... openat resumed>) = 4 [pid 10530] <... symlink resumed>) = 0 [pid 10528] <... munmap resumed>) = 0 [pid 10526] ioctl(4, LOOP_SET_FD, 3 [pid 10528] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10528] ioctl(4, LOOP_SET_FD, 3 [pid 10530] write(1, "executing program\n", 18executing program [pid 10527] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10526] <... ioctl resumed>) = 0 [pid 10530] <... write resumed>) = 18 [pid 10528] <... ioctl resumed>) = 0 [pid 10528] close(3 [pid 10530] memfd_create("syzkaller", 0 [pid 10528] <... close resumed>) = 0 [pid 10527] <... openat resumed>) = 4 [pid 10526] close(3 [pid 10530] <... memfd_create resumed>) = 3 [pid 10528] close(4 [pid 10527] ioctl(4, LOOP_SET_FD, 3 [pid 10526] <... close resumed>) = 0 [ 341.356236][T10529] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 341.365311][T10526] loop2: detected capacity change from 0 to 32768 [ 341.369950][T10528] loop0: detected capacity change from 0 to 32768 [pid 10530] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10526] close(4 [pid 10528] <... close resumed>) = 0 [pid 10527] <... ioctl resumed>) = 0 [pid 10528] mkdir("./file0", 0777) = 0 [pid 10528] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10526] <... close resumed>) = 0 [pid 10527] close(3 [pid 10526] mkdir("./file0", 0777 [pid 10527] <... close resumed>) = 0 [pid 10526] <... mkdir resumed>) = 0 [pid 10526] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10527] close(4) = 0 [pid 10527] mkdir("./file0", 0777) = 0 [ 341.403868][T10527] loop3: detected capacity change from 0 to 32768 [pid 10527] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10529] <... mount resumed>) = 0 [pid 10529] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10529] chdir("./file0") = 0 [pid 10529] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10529] mkdir("./bus", 0777) = 0 [ 341.468665][T10529] XFS (loop1): Ending clean mount [ 341.477428][T10528] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10529] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10529] chdir("./bus") = 0 [pid 10529] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10529] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 341.535785][T10526] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 341.536479][T10527] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 341.588598][ T60] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 341.599923][ T60] XFS (loop1): Unmount and run xfs_repair [ 341.605743][ T60] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 341.613148][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 341.622125][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 341.631086][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 341.633792][T10527] XFS (loop3): Ending clean mount [ 341.640043][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 341.649575][T10528] XFS (loop0): Ending clean mount [ 341.654056][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 341.668261][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 341.677424][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 341.686604][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 341.687568][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 341.706805][ T9] XFS (loop3): Unmount and run xfs_repair [ 341.712568][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 341.720103][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 341.729073][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 341.738038][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 341.746969][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 341.756003][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 341.764124][T10529] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 341.764919][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10529] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10530] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10528] <... mount resumed>) = 0 [pid 10527] <... mount resumed>) = 0 [pid 10527] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10527] chdir("./file0") = 0 [pid 10527] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10527] mkdir("./bus", 0777 [pid 10528] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10527] <... mkdir resumed>) = 0 [pid 10527] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10527] chdir("./bus") = 0 [pid 10527] openat(AT_FDCWD, NULL, O_RDONLY [pid 10528] chdir("./file0" [pid 10527] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10528] <... chdir resumed>) = 0 [pid 10528] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10527] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10528] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10528] mkdir("./bus", 0777 [pid 10527] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 341.785068][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 341.794019][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 341.803031][T10527] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 341.818674][T10527] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10527] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10528] <... mkdir resumed>) = 0 [pid 10527] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10526] <... mount resumed>) = 0 [pid 10527] mkdir(NULL, 000 [pid 10526] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10527] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10526] <... openat resumed>) = 3 [pid 10527] close(3 [pid 10526] chdir("./file0" [pid 10527] <... close resumed>) = 0 [pid 10526] <... chdir resumed>) = 0 [pid 10527] close(4 [pid 10526] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10530] <... write resumed>) = 16777216 [pid 10528] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10530] munmap(0x7f1398600000, 138412032) = 0 [pid 10528] chdir("./bus" [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10530] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10528] <... chdir resumed>) = 0 [pid 10526] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10527] close(5 [pid 10530] <... openat resumed>) = 4 [pid 10528] openat(AT_FDCWD, NULL, O_RDONLY [ 341.843649][T10527] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 341.859046][T10526] XFS (loop2): Ending clean mount [ 341.877981][T10529] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10530] ioctl(4, LOOP_SET_FD, 3 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10528] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10527] close(6 [pid 10526] mkdir("./bus", 0777 [pid 10529] mkdir(NULL, 000 [pid 10528] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10526] <... mkdir resumed>) = 0 [pid 10530] <... ioctl resumed>) = 0 [pid 10529] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10528] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(7 [pid 10530] close(3 [pid 10528] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10526] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10530] <... close resumed>) = 0 [pid 10529] close(3 [pid 10530] close(4) = 0 [pid 10530] mkdir("./file0", 0777) = 0 [pid 10527] close(8 [pid 10530] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10529] <... close resumed>) = 0 [pid 10526] chdir("./bus" [pid 10529] close(4) = -1 EBADF (Bad file descriptor) [pid 10529] close(5) = -1 EBADF (Bad file descriptor) [pid 10529] close(6) = -1 EBADF (Bad file descriptor) [pid 10529] close(7) = -1 EBADF (Bad file descriptor) [pid 10529] close(8 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] close(9 [pid 10526] <... chdir resumed>) = 0 [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 341.895506][T10529] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 341.896027][T10530] loop4: detected capacity change from 0 to 32768 [ 341.915733][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 341.927756][ T9] XFS (loop0): Unmount and run xfs_repair [ 341.933765][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 10526] openat(AT_FDCWD, NULL, O_RDONLY [pid 10529] close(10 [pid 10526] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(9 [pid 10526] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10529] close(11 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10526] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(10 [pid 10526] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10529] close(12 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(11 [pid 10529] close(13) = -1 EBADF (Bad file descriptor) [pid 10529] close(14 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(12 [pid 10529] close(15 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(13) = -1 EBADF (Bad file descriptor) [pid 10527] close(14) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(15 [pid 10529] close(16 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(16 [pid 10529] close(17 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(17 [pid 10529] close(18 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(18 [pid 10529] close(19 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(19 [pid 10529] close(20 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(20 [pid 10529] close(21 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(21 [pid 10529] close(22 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(22 [pid 10529] close(23 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(23 [pid 10529] close(24) = -1 EBADF (Bad file descriptor) [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] close(25 [pid 10527] close(24 [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] close(26) = -1 EBADF (Bad file descriptor) [ 341.941187][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 341.950186][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 341.959104][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 341.968058][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 341.977213][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 341.986194][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10527] close(25 [pid 10529] close(27 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(26 [pid 10529] close(28 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(27 [pid 10529] close(29 [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10529] exit_group(0) = ? [pid 10527] close(28 [pid 10529] +++ exited with 0 +++ [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] close(29 [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=36 /* 0.36 s */} --- [pid 10527] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10527] exit_group(0) = ? [pid 5223] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10527] +++ exited with 0 +++ [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 341.995177][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 342.004128][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 342.013242][T10528] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 342.025298][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 342.036784][ T9] XFS (loop2): Unmount and run xfs_repair [pid 5223] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./120/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./120/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5223] unlink("./120/cgroup" [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 5223] <... unlink resumed>) = 0 [pid 5225] <... restart_syscall resumed>) = 0 [pid 5223] umount2("./120/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./120/cgroup.cpu", [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 342.042562][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 342.050259][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 342.059376][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 342.061091][T10528] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 342.068303][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5225] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 10528] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] newfstatat(3, "", [pid 5223] unlink("./120/cgroup.cpu" [pid 10528] mkdir(NULL, 000 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 10528] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] getdents64(3, [pid 5223] umount2("./120/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10528] close(3 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10528] <... close resumed>) = 0 [pid 5225] umount2("./116/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./120/cgroup.net", [pid 10528] close(4 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./116/cgroup", [pid 5223] unlink("./120/cgroup.net" [pid 10528] close(5 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 10528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./116/cgroup" [pid 5223] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10528] close(6 [pid 5225] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./116/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./120/binderfs", [pid 10528] close(7 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10528] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 342.068345][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 342.068365][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 342.083219][T10528] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 342.092065][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 342.127224][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 342.136220][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] newfstatat(AT_FDCWD, "./116/cgroup.cpu", [pid 5223] unlink("./120/binderfs" [pid 10528] close(8 [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10528] close(9) = -1 EBADF (Bad file descriptor) [pid 10528] close(10) = -1 EBADF (Bad file descriptor) [pid 10528] close(11) = -1 EBADF (Bad file descriptor) [pid 10528] close(12) = -1 EBADF (Bad file descriptor) [pid 10528] close(13) = -1 EBADF (Bad file descriptor) [pid 10528] close(14) = -1 EBADF (Bad file descriptor) [pid 10528] close(15) = -1 EBADF (Bad file descriptor) [pid 10528] close(16) = -1 EBADF (Bad file descriptor) [pid 10528] close(17) = -1 EBADF (Bad file descriptor) [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./116/cgroup.cpu") = 0 [pid 5225] umount2("./116/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./116/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./116/cgroup.net") = 0 [pid 5225] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./116/binderfs") = 0 [pid 5225] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 342.145918][T10526] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 342.159280][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 342.167513][T10526] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 342.174087][T10530] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10528] close(18) = -1 EBADF (Bad file descriptor) [pid 10528] close(19) = -1 EBADF (Bad file descriptor) [pid 10528] close(20) = -1 EBADF (Bad file descriptor) [pid 10528] close(21) = -1 EBADF (Bad file descriptor) [pid 10528] close(22) = -1 EBADF (Bad file descriptor) [pid 10528] close(23) = -1 EBADF (Bad file descriptor) [pid 10528] close(24) = -1 EBADF (Bad file descriptor) [pid 10528] close(25) = -1 EBADF (Bad file descriptor) [pid 10528] close(26) = -1 EBADF (Bad file descriptor) [pid 10528] close(27) = -1 EBADF (Bad file descriptor) [pid 10528] close(28) = -1 EBADF (Bad file descriptor) [pid 10528] close(29) = -1 EBADF (Bad file descriptor) [pid 10528] exit_group(0) = ? [pid 10528] +++ exited with 0 +++ [pid 10526] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=33 /* 0.33 s */} --- [pid 10526] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10526] close(3 [pid 5221] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] close(4 [pid 5221] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 3 [pid 10526] close(5 [pid 5221] newfstatat(3, "", [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10526] close(6 [pid 5221] getdents64(3, [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10526] close(7 [pid 5221] umount2("./120/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] close(8 [pid 5221] newfstatat(AT_FDCWD, "./120/cgroup", [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10526] close(9 [pid 5221] unlink("./120/cgroup" [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10526] close(10 [pid 5221] umount2("./120/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] close(11 [pid 5221] newfstatat(AT_FDCWD, "./120/cgroup.cpu", [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10526] close(12 [pid 5221] unlink("./120/cgroup.cpu" [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10526] close(13 [pid 5223] <... umount2 resumed>) = 0 [pid 5221] umount2("./120/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./120/file0", [pid 10526] close(14 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./120/cgroup.net", [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] close(15 [pid 5223] openat(AT_FDCWD, "./120/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] unlink("./120/cgroup.net" [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = 0 [pid 5223] <... openat resumed>) = 4 [pid 5221] <... unlink resumed>) = 0 [pid 10526] close(16 [pid 5225] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10526] close(17 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./116/file0", [pid 5221] newfstatat(AT_FDCWD, "./120/binderfs", [pid 10526] close(18) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(4, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10526] close(19 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] unlink("./120/binderfs" [pid 10526] close(20 [pid 5225] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 342.183731][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 342.192919][T10526] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 5221] <... unlink resumed>) = 0 [pid 10526] close(21 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./120/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./120") = 0 [pid 5223] mkdir("./121", 0777 [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... mkdir resumed>) = 0 [pid 10526] close(22 [pid 5225] openat(AT_FDCWD, "./116/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10526] close(23 [pid 5223] <... openat resumed>) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10526] close(24) = -1 EBADF (Bad file descriptor) [pid 10526] close(25) = -1 EBADF (Bad file descriptor) [pid 10526] close(26 [pid 5225] <... openat resumed>) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 10526] close(27 [pid 5225] rmdir("./116/file0" [pid 10526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... rmdir resumed>) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./116") = 0 [pid 5225] mkdir("./117", 0777 [pid 10526] close(28) = -1 EBADF (Bad file descriptor) [pid 5225] <... mkdir resumed>) = 0 [pid 10526] close(29) = -1 EBADF (Bad file descriptor) [pid 10526] exit_group(0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10526] <... exit_group resumed>) = ? [pid 5225] <... openat resumed>) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 10526] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=43 /* 0.43 s */} --- [ 342.259712][T10530] XFS (loop4): Ending clean mount [ 342.267403][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 10530] <... mount resumed>) = 0 [pid 5224] <... restart_syscall resumed>) = 0 [pid 10530] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5225] <... close resumed>) = 0 [pid 10530] chdir("./file0" [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10530] <... chdir resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 10571 attached [pid 10530] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10571] set_robust_list(0x55557c72f760, 24 [pid 10530] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 119 [pid 5224] <... openat resumed>) = 3 [pid 5221] newfstatat(AT_FDCWD, "./120/file0", [pid 10571] <... set_robust_list resumed>) = 0 [pid 10530] mkdir("./bus", 0777 [pid 5224] newfstatat(3, "", [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10571] chdir("./117" [pid 5224] getdents64(3, [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10571] <... chdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "./120/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10571] setpgid(0, 0 [pid 10530] <... mkdir resumed>) = 0 [pid 5224] umount2("./115/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10530] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] <... openat resumed>) = 4 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10571] <... setpgid resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./115/cgroup", [pid 5221] newfstatat(4, "", [pid 10571] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 10530] chdir("./bus" [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] unlink("./115/cgroup" [pid 5221] getdents64(4, [pid 10530] <... chdir resumed>) = 0 [pid 10571] <... symlink resumed>) = 0 [pid 10530] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... unlink resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10530] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] umount2("./115/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(4, [pid 10530] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10530] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] newfstatat(AT_FDCWD, "./115/cgroup.cpu", [pid 10530] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5221] close(4 [pid 10571] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10571] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5221] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] rmdir("./120/file0" [pid 5224] unlink("./115/cgroup.cpu" [pid 10571] <... symlink resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 10571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5224] umount2("./115/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] getdents64(3, [pid 10571] <... openat resumed>) = 3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10571] write(3, "1000", 4 [pid 5221] close(3 [pid 10571] <... write resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 10571] close(3 [pid 5224] newfstatat(AT_FDCWD, "./115/cgroup.net", [pid 5223] <... close resumed>) = 0 [pid 5221] rmdir("./120" [pid 10571] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] <... rmdir resumed>) = 0 [pid 10571] symlink("/dev/binderfs", "./binderfs" [pid 5224] unlink("./115/cgroup.net" [pid 5221] mkdir("./121", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5224] <... unlink resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 342.469939][ T60] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 342.481676][ T60] XFS (loop4): Unmount and run xfs_repair [ 342.488287][ T60] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 342.495953][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 342.505272][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] close(3 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 10571] <... symlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./115/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./115/binderfs") = 0 [pid 5224] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10571] write(1, "executing program\n", 18) = 18 [pid 10571] memfd_create("syzkaller", 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 123 [pid 10571] <... memfd_create resumed>) = 3 [pid 10571] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 342.515366][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 342.524705][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 342.534631][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 342.535076][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 342.543503][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 342.543979][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ ./strace-static-x86_64: Process 10572 attached [ 342.570183][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 342.579941][T10530] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10572] set_robust_list(0x55557c72f760, 24) = 0 [pid 10572] chdir("./121" [pid 5221] <... close resumed>) = 0 [pid 10572] <... chdir resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10573 attached [pid 10572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10573] set_robust_list(0x55557c72f760, 24 [pid 10572] <... prctl resumed>) = 0 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 123 [pid 10573] <... set_robust_list resumed>) = 0 [pid 10572] setpgid(0, 0 [pid 10573] chdir("./121" [pid 10572] <... setpgid resumed>) = 0 [pid 10573] <... chdir resumed>) = 0 [pid 10572] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10572] <... symlink resumed>) = 0 [pid 10573] <... prctl resumed>) = 0 [pid 10572] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10573] setpgid(0, 0 [pid 10530] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10573] <... setpgid resumed>) = 0 [pid 10572] <... symlink resumed>) = 0 [pid 10530] mkdir(NULL, 000 [pid 10573] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10572] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10530] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10573] <... symlink resumed>) = 0 [pid 10572] <... symlink resumed>) = 0 [pid 10530] close(3 [pid 10573] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10530] <... close resumed>) = 0 [pid 10573] <... symlink resumed>) = 0 [pid 10572] <... openat resumed>) = 3 [pid 10530] close(4 [pid 5224] <... umount2 resumed>) = 0 [pid 10573] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10572] write(3, "1000", 4 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10530] close(5) = -1 EBADF (Bad file descriptor) [pid 10530] close(6 [pid 10573] <... symlink resumed>) = 0 [pid 10572] <... write resumed>) = 4 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10530] close(7 [pid 10573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10572] close(3 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10573] <... openat resumed>) = 3 [pid 10572] <... close resumed>) = 0 [pid 10530] close(8 [pid 5224] newfstatat(AT_FDCWD, "./115/file0", [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10530] close(9 [pid 10573] write(3, "1000", 4 [pid 10572] symlink("/dev/binderfs", "./binderfs" [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10573] <... write resumed>) = 4 [pid 10572] <... symlink resumed>) = 0 [pid 10530] close(10 [pid 5224] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10573] close(3 [pid 10572] write(1, "executing program\n", 18 [pid 10530] close(11 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10573] <... close resumed>) = 0 [pid 10572] <... write resumed>) = 18 [pid 5224] openat(AT_FDCWD, "./115/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10530] close(12 [pid 10573] symlink("/dev/binderfs", "./binderfs" [pid 10572] memfd_create("syzkaller", 0 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 4 [pid 10530] close(13 [pid 10573] <... symlink resumed>) = 0 [pid 10572] <... memfd_create resumed>) = 3 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(4, "", [pid 10530] close(14 [pid 10573] write(1, "executing program\n", 18 [pid 10572] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10530] close(15executing program [pid 10573] <... write resumed>) = 18 [pid 10572] <... mmap resumed>) = 0x7f1398600000 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(4, [ 342.656275][T10530] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 342.671426][T10530] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 10530] close(16 [pid 10573] memfd_create("syzkaller", 0 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10530] close(17) = -1 EBADF (Bad file descriptor) [pid 10530] close(18) = -1 EBADF (Bad file descriptor) [pid 10573] <... memfd_create resumed>) = 3 [pid 10530] close(19 [pid 5224] getdents64(4, [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10530] close(20) = -1 EBADF (Bad file descriptor) [pid 10530] close(21 [pid 10573] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10530] close(22) = -1 EBADF (Bad file descriptor) [pid 10530] close(23) = -1 EBADF (Bad file descriptor) [pid 10573] <... mmap resumed>) = 0x7f1398600000 [pid 10530] close(24 [pid 5224] close(4 [pid 10571] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... close resumed>) = 0 [pid 10530] close(25 [pid 5224] rmdir("./115/file0" [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... rmdir resumed>) = 0 [pid 10530] close(26) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(3, [pid 10530] close(27) = -1 EBADF (Bad file descriptor) [pid 10530] close(28 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10530] close(29 [pid 5224] close(3 [pid 10530] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10530] exit_group(0 [pid 5224] <... close resumed>) = 0 [pid 10530] <... exit_group resumed>) = ? [pid 10530] +++ exited with 0 +++ [pid 5224] rmdir("./115" [pid 10573] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=35 /* 0.35 s */} --- [pid 5224] <... rmdir resumed>) = 0 [pid 5224] mkdir("./116", 0777 [pid 5226] umount2("./115", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10572] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... mkdir resumed>) = 0 [pid 5226] openat(AT_FDCWD, "./115", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5226] umount2("./115/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] <... ioctl resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./115/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] close(3 [pid 5226] unlink("./115/cgroup") = 0 [pid 5224] <... close resumed>) = 0 [pid 5226] umount2("./115/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 10574 attached [pid 5226] newfstatat(AT_FDCWD, "./115/cgroup.cpu", [pid 10574] set_robust_list(0x55557c72f760, 24 [pid 10573] <... write resumed>) = 16777216 [pid 10571] <... write resumed>) = 16777216 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 118 [pid 10574] <... set_robust_list resumed>) = 0 [pid 10573] munmap(0x7f1398600000, 138412032 [pid 5226] unlink("./115/cgroup.cpu" [pid 10574] chdir("./116" [pid 10573] <... munmap resumed>) = 0 [pid 10571] munmap(0x7f1398600000, 138412032 [pid 5226] <... unlink resumed>) = 0 [pid 10574] <... chdir resumed>) = 0 [pid 10573] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] umount2("./115/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10573] <... openat resumed>) = 4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./115/cgroup.net", [pid 10574] <... prctl resumed>) = 0 [pid 10573] ioctl(4, LOOP_SET_FD, 3 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10574] setpgid(0, 0 [pid 10573] <... ioctl resumed>) = 0 [pid 5226] unlink("./115/cgroup.net" [pid 10574] <... setpgid resumed>) = 0 [pid 10573] close(3 [pid 5226] <... unlink resumed>) = 0 [pid 10574] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10573] <... close resumed>) = 0 executing program [pid 5226] umount2("./115/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10574] <... symlink resumed>) = 0 [pid 10573] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./115/binderfs", [pid 10574] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10573] <... close resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10574] <... symlink resumed>) = 0 [pid 10573] mkdir("./file0", 0777 [pid 10574] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10573] <... mkdir resumed>) = 0 [pid 10574] <... symlink resumed>) = 0 [pid 10573] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10574] write(3, "1000", 4) = 4 [pid 10574] close(3) = 0 [pid 10574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10574] write(1, "executing program\n", 18) = 18 [pid 10574] memfd_create("syzkaller", 0) = 3 [pid 10574] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] unlink("./115/binderfs") = 0 [ 343.232483][T10573] loop0: detected capacity change from 0 to 32768 [pid 5226] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10571] <... munmap resumed>) = 0 [ 343.284235][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10571] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10571] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10571] close(3) = 0 [pid 10571] close(4) = 0 [pid 10571] mkdir("./file0", 0777) = 0 [ 343.338857][T10571] loop3: detected capacity change from 0 to 32768 [pid 10571] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10574] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10572] <... write resumed>) = 16777216 [pid 10572] munmap(0x7f1398600000, 138412032) = 0 [pid 10572] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10572] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10572] close(3) = 0 [pid 10572] close(4) = 0 [pid 10572] mkdir("./file0", 0777) = 0 [ 343.457041][T10572] loop1: detected capacity change from 0 to 32768 [pid 10572] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10574] <... write resumed>) = 16777216 [pid 10574] munmap(0x7f1398600000, 138412032 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./115/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10574] <... munmap resumed>) = 0 [pid 5226] umount2("./115/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10574] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5226] openat(AT_FDCWD, "./115/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10574] <... openat resumed>) = 4 [pid 5226] <... openat resumed>) = 4 [pid 10574] ioctl(4, LOOP_SET_FD, 3 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, [pid 10574] <... ioctl resumed>) = 0 [pid 10574] close(3 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10574] <... close resumed>) = 0 [pid 10574] close(4 [pid 5226] close(4) = 0 [pid 5226] rmdir("./115/file0") = 0 [ 343.552969][T10573] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 343.592765][T10574] loop2: detected capacity change from 0 to 32768 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10574] <... close resumed>) = 0 [pid 5226] close(3 [pid 10574] mkdir("./file0", 0777) = 0 [pid 5226] <... close resumed>) = 0 [pid 5226] rmdir("./115") = 0 [pid 5226] mkdir("./116", 0777 [pid 10574] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... mkdir resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 343.618049][T10571] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 343.618716][T10572] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 343.636144][T10573] XFS (loop0): Ending clean mount [pid 5226] close(3 [pid 10573] <... mount resumed>) = 0 [pid 10573] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10573] chdir("./file0") = 0 [pid 10573] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10573] mkdir("./bus", 0777) = 0 [pid 10573] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10573] chdir("./bus") = 0 [pid 10573] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10573] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 343.690192][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 343.712502][ T5281] XFS (loop0): Unmount and run xfs_repair [pid 10573] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10572] <... mount resumed>) = 0 [ 343.756334][T10574] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 343.779183][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 343.781307][T10572] XFS (loop1): Ending clean mount [pid 10572] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 118 ./strace-static-x86_64: Process 10604 attached [pid 10572] <... openat resumed>) = 3 [pid 10604] set_robust_list(0x55557c72f760, 24) = 0 [pid 10604] chdir("./116") = 0 [pid 10572] chdir("./file0") = 0 [pid 10572] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10604] setpgid(0, 0 [pid 10572] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10571] <... mount resumed>) = 0 [pid 10571] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10572] mkdir("./bus", 0777 [pid 10571] <... openat resumed>) = 3 [pid 10571] chdir("./file0") = 0 [pid 10571] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10571] mkdir("./bus", 0777 [pid 10572] <... mkdir resumed>) = 0 [pid 10572] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10572] chdir("./bus") = 0 [pid 10571] <... mkdir resumed>) = 0 [pid 10572] openat(AT_FDCWD, NULL, O_RDONLY [pid 10571] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10572] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10572] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10571] chdir("./bus" [pid 10572] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10571] <... chdir resumed>) = 0 [pid 10571] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10571] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 343.805644][T10571] XFS (loop3): Ending clean mount [ 343.818153][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 343.834124][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 343.834537][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10571] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10604] <... setpgid resumed>) = 0 [pid 10604] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10604] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 10604] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10604] write(3, "1000", 4) = 4 [pid 10604] close(3) = 0 executing program [pid 10604] symlink("/dev/binderfs", "./binderfs" [pid 10574] <... mount resumed>) = 0 [pid 10604] <... symlink resumed>) = 0 [pid 10574] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10604] write(1, "executing program\n", 18 [pid 10574] <... openat resumed>) = 3 [pid 10604] <... write resumed>) = 18 [pid 10574] chdir("./file0" [pid 10604] memfd_create("syzkaller", 0 [pid 10574] <... chdir resumed>) = 0 [pid 10574] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10604] <... memfd_create resumed>) = 3 [pid 10574] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10604] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10574] mkdir("./bus", 0777 [pid 10604] <... mmap resumed>) = 0x7f1398600000 [pid 10574] <... mkdir resumed>) = 0 [pid 10574] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [ 343.855719][T10574] XFS (loop2): Ending clean mount [ 343.857350][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 343.862602][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 343.870295][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 343.890436][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10574] chdir("./bus") = 0 [pid 10574] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10574] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 343.899423][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 343.902950][ T8] XFS (loop1): Unmount and run xfs_repair [ 343.908712][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 343.923182][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 343.932666][T10573] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 343.937804][ T5280] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10574] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10573] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 343.957467][ T9] XFS (loop3): Unmount and run xfs_repair [ 343.957489][T10573] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 343.963217][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 343.978042][T10573] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 343.995751][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [pid 10573] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10573] close(3) = 0 [pid 10573] close(4) = -1 EBADF (Bad file descriptor) [pid 10573] close(5) = -1 EBADF (Bad file descriptor) [pid 10573] close(6) = -1 EBADF (Bad file descriptor) [pid 10573] close(7) = -1 EBADF (Bad file descriptor) [pid 10573] close(8) = -1 EBADF (Bad file descriptor) [pid 10573] close(9) = -1 EBADF (Bad file descriptor) [pid 10573] close(10) = -1 EBADF (Bad file descriptor) [pid 10573] close(11) = -1 EBADF (Bad file descriptor) [pid 10573] close(12) = -1 EBADF (Bad file descriptor) [pid 10573] close(13) = -1 EBADF (Bad file descriptor) [pid 10573] close(14) = -1 EBADF (Bad file descriptor) [pid 10573] close(15) = -1 EBADF (Bad file descriptor) [pid 10573] close(16) = -1 EBADF (Bad file descriptor) [ 344.003267][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 344.012477][ T5280] XFS (loop2): Unmount and run xfs_repair [ 344.020593][ T5280] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 344.028271][ T5280] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 344.039823][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10573] close(17) = -1 EBADF (Bad file descriptor) [pid 10573] close(18) = -1 EBADF (Bad file descriptor) [pid 10573] close(19) = -1 EBADF (Bad file descriptor) [pid 10573] close(20) = -1 EBADF (Bad file descriptor) [pid 10573] close(21) = -1 EBADF (Bad file descriptor) [pid 10573] close(22) = -1 EBADF (Bad file descriptor) [pid 10573] close(23) = -1 EBADF (Bad file descriptor) [pid 10573] close(24) = -1 EBADF (Bad file descriptor) [pid 10573] close(25) = -1 EBADF (Bad file descriptor) [pid 10573] close(26) = -1 EBADF (Bad file descriptor) [pid 10573] close(27) = -1 EBADF (Bad file descriptor) [pid 10573] close(28) = -1 EBADF (Bad file descriptor) [pid 10573] close(29) = -1 EBADF (Bad file descriptor) [pid 10573] exit_group(0) = ? [pid 10573] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=35 /* 0.35 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 344.051967][ T5280] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 344.063954][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 344.076214][ T5280] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 344.087640][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 344.097727][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5221] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./121/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./121/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./121/cgroup") = 0 [pid 5221] umount2("./121/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./121/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./121/cgroup.cpu") = 0 [pid 5221] umount2("./121/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./121/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./121/cgroup.net") = 0 [pid 5221] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./121/binderfs") = 0 [ 344.107154][ T5280] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 344.116729][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 344.125926][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 344.135445][ T5280] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 344.145619][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 344.145698][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 344.154715][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.154739][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.154758][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.190298][ T5280] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.199718][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5221] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5221] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./121/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./121/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [ 344.208895][ T5280] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.217975][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 344.228515][ T5280] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.237824][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.247049][T10574] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./121/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./121") = 0 [pid 5221] mkdir("./122", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [ 344.259775][T10572] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 344.272106][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.295694][T10572] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 344.310875][T10574] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 344.326051][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 344.336747][T10574] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 344.351625][T10572] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 5221] close(3 [pid 10604] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10574] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10572] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10574] mkdir(NULL, 000 [pid 10572] mkdir(NULL, 000 [pid 10574] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10572] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10574] close(3) = 0 [pid 10572] close(3 [pid 10574] close(4 [pid 10572] <... close resumed>) = 0 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(4 [pid 10574] close(5 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(5 [pid 10574] close(6 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(6 [pid 10574] close(7 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(7 [pid 10574] close(8 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(8 [pid 10574] close(9 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(9 [pid 10574] close(10 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(10 [pid 10574] close(11 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(11 [pid 10574] close(12 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(12 [pid 10574] close(13 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(13 [pid 10574] close(14 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(14 [pid 10574] close(15 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(15 [pid 10574] close(16 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(16 [pid 10574] close(17 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(17 [pid 10574] close(18 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(19 [pid 10572] close(18 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(20) = -1 EBADF (Bad file descriptor) [pid 10572] close(19 [pid 10574] close(21 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(22 [pid 10572] close(20 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(23) = -1 EBADF (Bad file descriptor) [pid 10572] close(21 [pid 10574] close(24 [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(25 [pid 10572] close(22 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(26 [pid 10572] close(23 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(27 [pid 10572] close(24 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(28 [pid 10572] close(25 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] close(29 [pid 10572] close(26 [pid 10574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10574] exit_group(0 [pid 10572] close(27 [pid 10574] <... exit_group resumed>) = ? [pid 10572] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10572] close(28) = -1 EBADF (Bad file descriptor) [pid 10572] close(29) = -1 EBADF (Bad file descriptor) [pid 10574] +++ exited with 0 +++ [pid 10572] exit_group(0 [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=27 /* 0.27 s */} --- [pid 10572] <... exit_group resumed>) = ? [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 10572] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [ 344.360409][T10571] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 344.390354][T10571] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5224] <... restart_syscall resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 10571] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] <... restart_syscall resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5224] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10571] mkdir(NULL, 000 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10571] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10571] close(3 [pid 5224] <... openat resumed>) = 3 [pid 5223] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(3, "", [pid 10571] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10571] close(4 [pid 5224] getdents64(3, [pid 5223] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 10608 attached [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./116/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 3 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 124 [pid 10608] set_robust_list(0x55557c72f760, 24 [pid 5224] newfstatat(AT_FDCWD, "./116/cgroup", [pid 10608] <... set_robust_list resumed>) = 0 [pid 10571] close(5 [pid 5223] newfstatat(3, "", [pid 10608] chdir("./122" [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10608] <... chdir resumed>) = 0 [pid 10608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10571] close(6 [pid 10608] <... prctl resumed>) = 0 [pid 5224] unlink("./116/cgroup" [pid 5223] getdents64(3, [pid 10608] setpgid(0, 0 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10608] <... setpgid resumed>) = 0 [pid 10571] close(7 [pid 5224] <... unlink resumed>) = 0 [pid 5223] umount2("./121/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10608] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./116/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10608] <... symlink resumed>) = 0 [pid 10571] close(8 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./121/cgroup", [pid 10608] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] newfstatat(AT_FDCWD, "./116/cgroup.cpu", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10608] <... symlink resumed>) = 0 [pid 10571] close(9 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./121/cgroup" [pid 10608] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./116/cgroup.cpu" [pid 5223] <... unlink resumed>) = 0 [pid 10608] <... symlink resumed>) = 0 [pid 10571] close(10 [ 344.429346][T10571] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 5223] umount2("./121/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10608] <... openat resumed>) = 3 [pid 10571] close(11 [pid 5224] umount2("./116/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./121/cgroup.cpu", [pid 10608] write(3, "1000", 4 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10608] <... write resumed>) = 4 [pid 10571] close(12 [pid 5224] newfstatat(AT_FDCWD, "./116/cgroup.net", [pid 5223] unlink("./121/cgroup.cpu" [pid 10608] close(3 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 10608] <... close resumed>) = 0 [pid 10571] close(13 [pid 5224] unlink("./116/cgroup.net" [pid 5223] umount2("./121/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10608] symlink("/dev/binderfs", "./binderfs" [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10608] <... symlink resumed>) = 0 [pid 10571] close(14 [pid 5224] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./121/cgroup.net", executing program [pid 10608] write(1, "executing program\n", 18 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10608] <... write resumed>) = 18 [pid 10571] close(15 [pid 5224] newfstatat(AT_FDCWD, "./116/binderfs", [pid 5223] unlink("./121/cgroup.net" [pid 10608] memfd_create("syzkaller", 0 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 10608] <... memfd_create resumed>) = 3 [pid 10571] close(16 [pid 5224] unlink("./116/binderfs" [pid 5223] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10608] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10571] close(17 [pid 5224] <... unlink resumed>) = 0 [pid 5223] newfstatat(AT_FDCWD, "./121/binderfs", [pid 10608] <... mmap resumed>) = 0x7f1398600000 [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10571] close(18 [pid 5224] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./121/binderfs" [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... unlink resumed>) = 0 [pid 10571] close(19 [pid 5223] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10571] close(20) = -1 EBADF (Bad file descriptor) [pid 10571] close(21) = -1 EBADF (Bad file descriptor) [pid 10571] close(22) = -1 EBADF (Bad file descriptor) [pid 10571] close(23) = -1 EBADF (Bad file descriptor) [pid 10571] close(24) = -1 EBADF (Bad file descriptor) [pid 10571] close(25) = -1 EBADF (Bad file descriptor) [pid 10571] close(26) = -1 EBADF (Bad file descriptor) [pid 10571] close(27) = -1 EBADF (Bad file descriptor) [pid 10571] close(28) = -1 EBADF (Bad file descriptor) [pid 10571] close(29) = -1 EBADF (Bad file descriptor) [pid 10571] exit_group(0) = ? [pid 10571] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5223] <... umount2 resumed>) = 0 [pid 5225] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] <... openat resumed>) = 3 [pid 5225] newfstatat(3, "", [pid 5223] newfstatat(AT_FDCWD, "./121/file0", [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./117/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./117/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] openat(AT_FDCWD, "./121/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] unlink("./117/cgroup") = 0 [pid 5223] <... openat resumed>) = 4 [pid 5225] umount2("./117/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(4, "", [pid 5225] newfstatat(AT_FDCWD, "./117/cgroup.cpu", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] getdents64(4, [pid 5225] unlink("./117/cgroup.cpu" [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = 0 [pid 5223] getdents64(4, [ 344.516458][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 344.526021][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./117/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./117/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./117/cgroup.net" [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4 [pid 5225] <... unlink resumed>) = 0 [pid 5225] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./117/binderfs", [pid 5223] rmdir("./121/file0" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5225] unlink("./117/binderfs") = 0 [pid 5224] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] getdents64(3, [pid 5225] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] newfstatat(AT_FDCWD, "./116/file0", [pid 5223] close(3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... close resumed>) = 0 [pid 5224] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] rmdir("./121" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... rmdir resumed>) = 0 [pid 5223] mkdir("./122", 0777 [pid 5224] openat(AT_FDCWD, "./116/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... mkdir resumed>) = 0 [pid 5224] <... openat resumed>) = 4 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] newfstatat(4, "", [pid 5223] <... openat resumed>) = 3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... ioctl resumed>) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(3 [pid 5224] close(4) = 0 [pid 5224] rmdir("./116/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./116") = 0 [pid 5224] mkdir("./117", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 344.582839][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] close(3 [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./117/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./117/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./117/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./117") = 0 [pid 5225] mkdir("./118", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 10604] <... write resumed>) = 16777216 [pid 5224] <... close resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 10604] munmap(0x7f1398600000, 138412032 [pid 5225] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10608] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10611 attached ./strace-static-x86_64: Process 10610 attached ./strace-static-x86_64: Process 10609 attached [pid 10610] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 120 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 119 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 124 [pid 10611] set_robust_list(0x55557c72f760, 24 [pid 10610] <... set_robust_list resumed>) = 0 [pid 10609] set_robust_list(0x55557c72f760, 24 [pid 10611] <... set_robust_list resumed>) = 0 [pid 10610] chdir("./122" [pid 10609] <... set_robust_list resumed>) = 0 [pid 10611] chdir("./118" [pid 10610] <... chdir resumed>) = 0 [pid 10610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10610] setpgid(0, 0) = 0 [pid 10610] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10610] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10611] <... chdir resumed>) = 0 [pid 10610] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10610] <... symlink resumed>) = 0 [pid 10609] chdir("./117" [pid 10611] <... prctl resumed>) = 0 [pid 10609] <... chdir resumed>) = 0 [pid 10611] setpgid(0, 0 [pid 10610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10609] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10611] <... setpgid resumed>) = 0 [pid 10610] <... openat resumed>) = 3 [pid 10609] <... prctl resumed>) = 0 [pid 10611] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 10610] write(3, "1000", 4 [pid 10609] setpgid(0, 0 [pid 10611] <... symlink resumed>) = 0 [pid 10610] <... write resumed>) = 4 [pid 10609] <... setpgid resumed>) = 0 [pid 10611] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 10610] close(3 [pid 10611] <... symlink resumed>) = 0 [pid 10609] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10611] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 10610] <... close resumed>) = 0 [pid 10609] <... symlink resumed>) = 0 [pid 10611] <... symlink resumed>) = 0 [pid 10610] symlink("/dev/binderfs", "./binderfs" [pid 10609] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10610] <... symlink resumed>) = 0 [pid 10610] write(1, "executing program\n", 18 [pid 10609] <... symlink resumed>) = 0 executing program [pid 10611] <... openat resumed>) = 3 [pid 10609] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10611] write(3, "1000", 4 [pid 10610] <... write resumed>) = 18 [pid 10609] <... symlink resumed>) = 0 [pid 10611] <... write resumed>) = 4 [pid 10610] memfd_create("syzkaller", 0 [pid 10609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10611] close(3 [pid 10610] <... memfd_create resumed>) = 3 [pid 10610] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10609] <... openat resumed>) = 3 [pid 10611] <... close resumed>) = 0 [pid 10610] <... mmap resumed>) = 0x7f1398600000 [pid 10611] symlink("/dev/binderfs", "./binderfs" [pid 10609] write(3, "1000", 4 [pid 10611] <... symlink resumed>) = 0 [pid 10609] <... write resumed>) = 4 [pid 10604] <... munmap resumed>) = 0 [pid 10611] write(1, "executing program\n", 18executing program [pid 10609] close(3 [pid 10611] <... write resumed>) = 18 [pid 10609] <... close resumed>) = 0 [pid 10604] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10611] memfd_create("syzkaller", 0 [pid 10609] symlink("/dev/binderfs", "./binderfs" [pid 10611] <... memfd_create resumed>) = 3 [pid 10604] <... openat resumed>) = 4 [pid 10611] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10609] <... symlink resumed>) = 0 [pid 10604] ioctl(4, LOOP_SET_FD, 3 [pid 10611] <... mmap resumed>) = 0x7f1398600000 [pid 10609] write(1, "executing program\n", 18executing program ) = 18 [pid 10609] memfd_create("syzkaller", 0 [pid 10604] <... ioctl resumed>) = 0 [pid 10604] close(3 [pid 10609] <... memfd_create resumed>) = 3 [pid 10604] <... close resumed>) = 0 [pid 10609] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10604] close(4 [pid 10609] <... mmap resumed>) = 0x7f1398600000 [pid 10604] <... close resumed>) = 0 [pid 10604] mkdir("./file0", 0777) = 0 [ 344.987032][T10604] loop4: detected capacity change from 0 to 32768 [ 345.200075][T10604] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10604] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10610] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10609] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10611] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10604] <... mount resumed>) = 0 [pid 10604] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10604] chdir("./file0") = 0 [pid 10604] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10604] mkdir("./bus", 0777) = 0 [pid 10604] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10604] chdir("./bus") = 0 [pid 10604] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10604] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 345.409223][T10604] XFS (loop4): Ending clean mount [pid 10604] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10608] <... write resumed>) = 16777216 [ 345.441397][T10604] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 345.493736][T10604] XFS (loop4): Unmount and run xfs_repair [ 345.513789][T10604] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 345.533731][T10604] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10608] munmap(0x7f1398600000, 138412032) = 0 [ 345.542664][T10604] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 345.552174][T10604] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 345.573909][T10604] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 345.582844][T10604] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10610] <... write resumed>) = 16777216 [ 345.613669][T10604] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 345.634505][T10604] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 345.643436][T10604] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10611] <... write resumed>) = 16777216 [pid 10611] munmap(0x7f1398600000, 138412032 [pid 10610] munmap(0x7f1398600000, 138412032 [pid 10609] <... write resumed>) = 16777216 [pid 10608] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10611] <... munmap resumed>) = 0 [pid 10609] munmap(0x7f1398600000, 138412032 [pid 10608] <... openat resumed>) = 4 [pid 10611] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 345.674348][T10604] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10611] ioctl(4, LOOP_SET_FD, 3 [pid 10609] <... munmap resumed>) = 0 [pid 10608] ioctl(4, LOOP_SET_FD, 3 [pid 10611] <... ioctl resumed>) = 0 [pid 10610] <... munmap resumed>) = 0 [pid 10611] close(3) = 0 [pid 10611] close(4) = 0 [pid 10611] mkdir("./file0", 0777) = 0 [pid 10611] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10609] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10610] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10608] <... ioctl resumed>) = 0 [pid 10604] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10609] <... openat resumed>) = 4 [pid 10608] close(3 [pid 10604] mkdir(NULL, 000 [pid 10610] <... openat resumed>) = 4 [ 345.715947][T10604] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 345.731991][T10611] loop3: detected capacity change from 0 to 32768 [ 345.735139][T10604] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 345.746555][T10608] loop0: detected capacity change from 0 to 32768 [pid 10609] ioctl(4, LOOP_SET_FD, 3 [pid 10608] <... close resumed>) = 0 [pid 10604] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10610] ioctl(4, LOOP_SET_FD, 3 [pid 10604] close(3) = 0 [pid 10609] <... ioctl resumed>) = 0 [pid 10608] close(4 [pid 10604] close(4 [pid 10610] <... ioctl resumed>) = 0 [pid 10609] close(3 [pid 10608] <... close resumed>) = 0 [pid 10604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = 0 [pid 10608] mkdir("./file0", 0777 [pid 10604] close(5 [pid 10609] close(4 [pid 10608] <... mkdir resumed>) = 0 [pid 10604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = 0 [pid 10608] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10604] close(6 [pid 10610] close(3 [pid 10609] mkdir("./file0", 0777 [pid 10604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = 0 [pid 10609] <... mkdir resumed>) = 0 [pid 10604] close(7 [pid 10609] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(4 [pid 10604] close(8) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = 0 [ 345.764729][T10609] loop2: detected capacity change from 0 to 32768 [ 345.774510][T10610] loop1: detected capacity change from 0 to 32768 [pid 10604] close(9 [pid 10610] mkdir("./file0", 0777) = 0 [pid 10610] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10604] close(10) = -1 EBADF (Bad file descriptor) [pid 10604] close(11) = -1 EBADF (Bad file descriptor) [pid 10604] close(12) = -1 EBADF (Bad file descriptor) [pid 10604] close(13) = -1 EBADF (Bad file descriptor) [pid 10604] close(14) = -1 EBADF (Bad file descriptor) [pid 10604] close(15) = -1 EBADF (Bad file descriptor) [pid 10604] close(16) = -1 EBADF (Bad file descriptor) [pid 10604] close(17) = -1 EBADF (Bad file descriptor) [pid 10604] close(18) = -1 EBADF (Bad file descriptor) [pid 10604] close(19) = -1 EBADF (Bad file descriptor) [pid 10604] close(20) = -1 EBADF (Bad file descriptor) [pid 10604] close(21) = -1 EBADF (Bad file descriptor) [pid 10604] close(22) = -1 EBADF (Bad file descriptor) [pid 10604] close(23) = -1 EBADF (Bad file descriptor) [pid 10604] close(24) = -1 EBADF (Bad file descriptor) [pid 10604] close(25) = -1 EBADF (Bad file descriptor) [pid 10604] close(26) = -1 EBADF (Bad file descriptor) [pid 10604] close(27) = -1 EBADF (Bad file descriptor) [pid 10604] close(28) = -1 EBADF (Bad file descriptor) [pid 10604] close(29) = -1 EBADF (Bad file descriptor) [pid 10604] exit_group(0) = ? [pid 10604] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=36 /* 0.36 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./116", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./116", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [ 345.823721][T10611] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./116/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./116/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./116/cgroup") = 0 [pid 5226] umount2("./116/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./116/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./116/cgroup.cpu") = 0 [pid 5226] umount2("./116/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./116/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./116/cgroup.net") = 0 [pid 5226] umount2("./116/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./116/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./116/binderfs") = 0 [pid 5226] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10611] <... mount resumed>) = 0 [pid 10611] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10611] chdir("./file0") = 0 [pid 10611] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10611] mkdir("./bus", 0777) = 0 [pid 10611] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10611] chdir("./bus") = 0 [pid 10611] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10611] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 345.909448][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 345.926485][T10611] XFS (loop3): Ending clean mount [ 345.952853][T10608] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 345.954026][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 345.962184][T10610] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 345.973249][ T5281] XFS (loop3): Unmount and run xfs_repair [ 345.991716][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 10611] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 345.993784][T10609] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 346.000397][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 346.017650][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 346.030512][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 346.041055][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5226] newfstatat(AT_FDCWD, "./116/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./116/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./116/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4) = 0 [pid 5226] rmdir("./116/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./116") = 0 [pid 5226] mkdir("./117", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 346.050680][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 346.089087][T10609] XFS (loop2): Ending clean mount [ 346.090723][T10608] XFS (loop0): Ending clean mount [pid 5226] close(3 [pid 10609] <... mount resumed>) = 0 [pid 10609] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10609] chdir("./file0") = 0 [ 346.094296][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.113690][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.122616][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.132405][T10611] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10609] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10609] mkdir("./bus", 0777 [pid 10608] <... mount resumed>) = 0 [pid 10608] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10608] chdir("./file0") = 0 [pid 10608] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10608] mkdir("./bus", 0777 [pid 10609] <... mkdir resumed>) = 0 [pid 10611] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10609] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10608] <... mkdir resumed>) = 0 [pid 10608] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10609] chdir("./bus" [pid 10611] mkdir(NULL, 000 [pid 10609] <... chdir resumed>) = 0 [pid 10608] chdir("./bus" [pid 10611] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10609] openat(AT_FDCWD, NULL, O_RDONLY [pid 10608] <... chdir resumed>) = 0 [pid 10609] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10608] openat(AT_FDCWD, NULL, O_RDONLY [pid 10611] close(3 [pid 10609] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10608] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10609] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10611] <... close resumed>) = 0 [pid 10609] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10608] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10611] close(4 [ 346.149706][T10611] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 346.166894][T10611] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 346.182898][T10610] XFS (loop1): Ending clean mount [pid 10608] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... mount resumed>) = 0 [pid 10610] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10610] chdir("./file0") = 0 [pid 10610] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 346.199579][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 346.211576][ T5281] XFS (loop0): Unmount and run xfs_repair [ 346.217442][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 346.225155][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 346.235045][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 346.244127][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10610] mkdir("./bus", 0777) = 0 [pid 10610] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10610] chdir("./bus") = 0 [pid 10610] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10610] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 346.253023][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 346.262011][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 346.271002][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.279998][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.289086][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10610] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10611] close(5 [pid 5226] <... close resumed>) = 0 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10611] close(6) = -1 EBADF (Bad file descriptor) [ 346.298171][T10608] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 346.305615][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 346.321605][ T9] XFS (loop1): Unmount and run xfs_repair [ 346.326402][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 346.327447][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 346.338566][ T60] XFS (loop2): Unmount and run xfs_repair [pid 10611] close(7) = -1 EBADF (Bad file descriptor) [pid 10611] close(8) = -1 EBADF (Bad file descriptor) [pid 10611] close(9) = -1 EBADF (Bad file descriptor) [pid 10611] close(10) = -1 EBADF (Bad file descriptor) [ 346.345996][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 346.360770][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 346.361008][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 346.369689][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 346.369713][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 346.369731][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10611] close(11) = -1 EBADF (Bad file descriptor) [ 346.369749][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.377321][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 346.386356][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.395026][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 346.404059][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10652 attached [pid 10611] close(12 [pid 10652] set_robust_list(0x55557c72f760, 24 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 119 [pid 10652] <... set_robust_list resumed>) = 0 [pid 10611] close(13 [pid 10652] chdir("./117" [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... chdir resumed>) = 0 [pid 10611] close(14 [pid 10652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] setpgid(0, 0) = 0 [pid 10611] close(15 [pid 10652] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... symlink resumed>) = 0 [pid 10611] close(16 [pid 10652] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... symlink resumed>) = 0 [pid 10611] close(17 [pid 10652] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... symlink resumed>) = 0 [pid 10611] close(18 [pid 10652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... openat resumed>) = 3 [pid 10611] close(19 [pid 10652] write(3, "1000", 4 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... write resumed>) = 4 [pid 10611] close(20 [pid 10652] close(3 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... close resumed>) = 0 [pid 10611] close(21 [pid 10652] symlink("/dev/binderfs", "./binderfs" [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... symlink resumed>) = 0 executing program [pid 10611] close(22 [pid 10652] write(1, "executing program\n", 18 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] <... write resumed>) = 18 [pid 10611] close(23 [pid 10652] memfd_create("syzkaller", 0) = 3 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10611] close(24 [pid 10652] <... mmap resumed>) = 0x7f1398600000 [pid 10611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10611] close(25) = -1 EBADF (Bad file descriptor) [ 346.412761][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 346.426467][T10610] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 346.430945][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 346.480210][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 346.489322][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10611] close(26) = -1 EBADF (Bad file descriptor) [pid 10611] close(27) = -1 EBADF (Bad file descriptor) [pid 10611] close(28) = -1 EBADF (Bad file descriptor) [pid 10611] close(29) = -1 EBADF (Bad file descriptor) [pid 10611] exit_group(0) = ? [pid 10611] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=32 /* 0.32 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./118/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./118/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./118/cgroup") = 0 [pid 5225] umount2("./118/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./118/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./118/cgroup.cpu") = 0 [pid 5225] umount2("./118/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./118/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./118/cgroup.net") = 0 [pid 5225] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./118/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 346.498343][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.508680][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 346.517826][T10609] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 346.520254][T10608] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 346.544624][T10608] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5225] unlink("./118/binderfs") = 0 [pid 10608] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5225] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10609] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10608] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10608] close(3 [pid 10609] mkdir(NULL, 000 [pid 10608] <... close resumed>) = 0 [pid 10608] close(4 [pid 10609] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(5) = -1 EBADF (Bad file descriptor) [pid 10608] close(6) = -1 EBADF (Bad file descriptor) [pid 10609] close(3 [pid 10608] close(7) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = 0 [pid 10608] close(8) = -1 EBADF (Bad file descriptor) [pid 10609] close(4 [ 346.551595][T10609] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 346.569196][T10609] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 346.581250][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10608] close(9 [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] close(5) = -1 EBADF (Bad file descriptor) [pid 10609] close(6) = -1 EBADF (Bad file descriptor) [pid 10609] close(7) = -1 EBADF (Bad file descriptor) [pid 10609] close(8) = -1 EBADF (Bad file descriptor) [pid 10609] close(9 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] close(10) = -1 EBADF (Bad file descriptor) [pid 10609] close(11) = -1 EBADF (Bad file descriptor) [pid 10609] close(12) = -1 EBADF (Bad file descriptor) [pid 10609] close(13) = -1 EBADF (Bad file descriptor) [pid 10609] close(14) = -1 EBADF (Bad file descriptor) [pid 10609] close(15) = -1 EBADF (Bad file descriptor) [pid 10609] close(16) = -1 EBADF (Bad file descriptor) [pid 10609] close(17) = -1 EBADF (Bad file descriptor) [pid 10609] close(18) = -1 EBADF (Bad file descriptor) [pid 10609] close(19) = -1 EBADF (Bad file descriptor) [pid 10609] close(20) = -1 EBADF (Bad file descriptor) [pid 10609] close(21 [pid 10608] close(10) = -1 EBADF (Bad file descriptor) [pid 10608] close(11) = -1 EBADF (Bad file descriptor) [pid 10608] close(12 [pid 10610] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] mkdir(NULL, 000 [pid 10608] close(13 [pid 10610] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10609] close(22 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(3 [pid 10608] close(14) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = 0 [pid 10608] close(15 [pid 10610] close(4 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(16 [pid 10610] close(5 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(17 [pid 10610] close(6 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(18 [pid 5225] <... umount2 resumed>) = 0 [pid 10610] close(7 [pid 10609] close(23 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(19 [pid 10609] close(24 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 346.597001][T10610] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 346.612787][T10610] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10610] close(8 [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] close(25 [pid 10608] close(20 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10610] close(9 [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] close(26 [pid 10608] close(21 [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(10 [pid 10609] close(27 [pid 10608] close(22 [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(11 [pid 10609] close(28 [pid 10608] close(23 [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(24 [pid 5225] newfstatat(AT_FDCWD, "./118/file0", [pid 10610] close(12 [pid 10609] close(29 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] close(25 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10609] exit_group(0 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(13 [pid 5225] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] <... exit_group resumed>) = ? [pid 10608] close(26 [pid 10610] close(14 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./118/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 10608] close(27 [pid 5225] newfstatat(4, "", [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(15 [pid 10608] close(28 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(4, [pid 10608] close(29 [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(16) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10608] exit_group(0 [pid 5225] getdents64(4, [pid 10610] close(17 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./118/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./118") = 0 [pid 5225] mkdir("./119", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10609] +++ exited with 0 +++ [pid 10608] <... exit_group resumed>) = ? [pid 10610] close(18 [pid 10608] +++ exited with 0 +++ [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10610] close(19) = -1 EBADF (Bad file descriptor) [pid 10610] close(20) = -1 EBADF (Bad file descriptor) [pid 10610] close(21) = -1 EBADF (Bad file descriptor) [pid 10610] close(22) = -1 EBADF (Bad file descriptor) [pid 10610] close(23) = -1 EBADF (Bad file descriptor) [pid 10610] close(24) = -1 EBADF (Bad file descriptor) [pid 10610] close(25) = -1 EBADF (Bad file descriptor) [pid 10610] close(26) = -1 EBADF (Bad file descriptor) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 10610] close(27) = -1 EBADF (Bad file descriptor) [pid 10610] close(28 [pid 5221] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10610] close(29 [pid 5221] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10610] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 3 [pid 10610] exit_group(0 [pid 5221] newfstatat(3, "", [pid 10610] <... exit_group resumed>) = ? [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10610] +++ exited with 0 +++ [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./122/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=36 /* 0.36 s */} --- [pid 5221] newfstatat(AT_FDCWD, "./122/cgroup", [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=34 /* 0.34 s */} --- [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 5221] unlink("./122/cgroup") = 0 [pid 5221] umount2("./122/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... restart_syscall resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./122/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] unlink("./122/cgroup.cpu" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... unlink resumed>) = 0 [pid 5223] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] umount2("./122/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(3, "", [pid 5221] newfstatat(AT_FDCWD, "./122/cgroup.net", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] getdents64(3, [pid 5221] unlink("./122/cgroup.net" [pid 5224] <... openat resumed>) = 3 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... unlink resumed>) = 0 [pid 5224] newfstatat(3, "", [pid 5223] umount2("./122/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] getdents64(3, [pid 5223] newfstatat(AT_FDCWD, "./122/cgroup", [pid 5221] newfstatat(AT_FDCWD, "./122/binderfs", [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./117/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./122/cgroup" [pid 5221] unlink("./122/binderfs" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./117/cgroup", [pid 5223] umount2("./122/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] unlink("./117/cgroup" [pid 5223] newfstatat(AT_FDCWD, "./122/cgroup.cpu", [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./117/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./122/cgroup.cpu" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./117/cgroup.cpu", [pid 5223] umount2("./122/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] unlink("./117/cgroup.cpu" [pid 5223] newfstatat(AT_FDCWD, "./122/cgroup.net", [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./117/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./122/cgroup.net" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./117/cgroup.net", [pid 5223] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] unlink("./117/cgroup.net" [pid 5223] newfstatat(AT_FDCWD, "./122/binderfs", [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] unlink("./122/binderfs" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./117/binderfs", [pid 5223] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./117/binderfs") = 0 [pid 5224] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10653 attached [pid 10653] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 121 [pid 10653] <... set_robust_list resumed>) = 0 [pid 10653] chdir("./119") = 0 [pid 10653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10653] setpgid(0, 0) = 0 [pid 10653] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10653] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu"executing program ) = 0 [pid 10653] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10653] write(3, "1000", 4) = 4 [pid 10653] close(3) = 0 [pid 10653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10653] write(1, "executing program\n", 18) = 18 [pid 10653] memfd_create("syzkaller", 0) = 3 [pid 10653] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 346.755700][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 346.766184][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 346.775198][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10652] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./122/file0", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./122/file0", [pid 5223] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./122/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 4 [pid 5221] openat(AT_FDCWD, "./122/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] newfstatat(4, "", [pid 5221] <... openat resumed>) = 4 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] newfstatat(4, "", [pid 5223] getdents64(4, [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, [pid 5223] getdents64(4, [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] getdents64(4, [pid 5224] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(4 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5221] close(4 [pid 5223] rmdir("./122/file0" [pid 5221] <... close resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./117/file0", [pid 5223] <... rmdir resumed>) = 0 [pid 5221] rmdir("./122/file0" [pid 10653] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... rmdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] getdents64(3, [pid 5221] getdents64(3, [pid 5224] openat(AT_FDCWD, "./117/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... openat resumed>) = 4 [pid 5223] close(3 [pid 5221] close(3 [pid 5224] newfstatat(4, "", [pid 5223] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] rmdir("./122" [pid 5221] rmdir("./122" [pid 5224] getdents64(4, [pid 5223] <... rmdir resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5223] mkdir("./123", 0777 [pid 5221] mkdir("./123", 0777 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... mkdir resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 10653] <... write resumed>) = 16777216 [pid 5224] getdents64(4, [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10653] munmap(0x7f1398600000, 138412032 [pid 10652] <... write resumed>) = 16777216 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] <... openat resumed>) = 3 [pid 10652] munmap(0x7f1398600000, 138412032 [pid 5224] close(4 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5223] <... ioctl resumed>) = 0 [pid 5221] <... ioctl resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] close(3 [pid 5221] close(3 [pid 10653] <... munmap resumed>) = 0 [pid 10653] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10653] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10653] close(3) = 0 [pid 10653] close(4) = 0 [pid 10653] mkdir("./file0", 0777) = 0 [pid 5224] rmdir("./117/file0" [pid 10653] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10652] <... munmap resumed>) = 0 [pid 10652] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5224] <... rmdir resumed>) = 0 [ 347.183897][T10653] loop3: detected capacity change from 0 to 32768 [pid 10652] ioctl(4, LOOP_SET_FD, 3 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./117") = 0 [pid 5224] mkdir("./118", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 10652] <... ioctl resumed>) = 0 [pid 10652] close(3) = 0 [pid 10652] close(4) = 0 [pid 10652] mkdir("./file0", 0777) = 0 [ 347.229294][T10652] loop4: detected capacity change from 0 to 32768 [pid 10652] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10659 attached [pid 5221] <... close resumed>) = 0 [pid 10659] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 125 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10659] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 10661 attached [pid 10659] chdir("./123" [pid 10661] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 125 [pid 10659] <... chdir resumed>) = 0 [pid 10661] <... set_robust_list resumed>) = 0 [pid 10661] chdir("./123" [pid 10659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10661] <... chdir resumed>) = 0 [pid 10659] <... prctl resumed>) = 0 [pid 10659] setpgid(0, 0 [pid 10661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10659] <... setpgid resumed>) = 0 [pid 10659] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10661] <... prctl resumed>) = 0 [pid 10659] <... symlink resumed>) = 0 [pid 10661] setpgid(0, 0 [pid 10659] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10661] <... setpgid resumed>) = 0 [pid 10659] <... symlink resumed>) = 0 [pid 10661] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10659] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10661] <... symlink resumed>) = 0 [pid 10659] <... symlink resumed>) = 0 [pid 10661] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10661] <... symlink resumed>) = 0 [pid 10659] <... openat resumed>) = 3 [pid 10661] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10659] write(3, "1000", 4 [pid 10661] <... symlink resumed>) = 0 [pid 10661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10659] <... write resumed>) = 4 [pid 10661] <... openat resumed>) = 3 [pid 10659] close(3 [pid 10661] write(3, "1000", 4 [pid 10659] <... close resumed>) = 0 [pid 10661] <... write resumed>) = 4 [pid 10659] symlink("/dev/binderfs", "./binderfs" [pid 10661] close(3 [pid 10659] <... symlink resumed>) = 0 [pid 10661] <... close resumed>) = 0 [pid 10659] write(1, "executing program\n", 18executing program [pid 10661] symlink("/dev/binderfs", "./binderfs" [pid 10659] <... write resumed>) = 18 [pid 10661] <... symlink resumed>) = 0 [pid 10659] memfd_create("syzkaller", 0 [pid 10661] write(1, "executing program\n", 18 [pid 10659] <... memfd_create resumed>) = 3 executing program [pid 10661] <... write resumed>) = 18 [pid 10659] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10661] memfd_create("syzkaller", 0 [pid 10659] <... mmap resumed>) = 0x7f1398600000 [pid 10661] <... memfd_create resumed>) = 3 [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 347.446703][T10653] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 347.476926][T10652] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10661] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 120 [pid 10653] <... mount resumed>) = 0 [pid 10653] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10653] chdir("./file0") = 0 [pid 10653] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10653] mkdir("./bus", 0777) = 0 [pid 10653] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10653] chdir("./bus") = 0 [pid 10653] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10653] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 347.510304][T10653] XFS (loop3): Ending clean mount [pid 10653] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10661] <... mmap resumed>) = 0x7f1398600000 ./strace-static-x86_64: Process 10673 attached [pid 10673] set_robust_list(0x55557c72f760, 24) = 0 [ 347.534263][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10673] chdir("./118") = 0 [pid 10673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10673] setpgid(0, 0) = 0 [pid 10673] symlink("/syzcgroup/unified/syz2", "./cgroup" [ 347.587374][ T9] XFS (loop3): Unmount and run xfs_repair [ 347.593171][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 347.607987][T10652] XFS (loop4): Ending clean mount [ 347.614635][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 347.623648][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10659] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10673] <... symlink resumed>) = 0 [ 347.632538][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 347.641513][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 347.650512][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 347.659573][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 347.668618][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 347.677621][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10673] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10673] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10652] <... mount resumed>) = 0 [pid 10652] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10673] <... symlink resumed>) = 0 [pid 10652] <... openat resumed>) = 3 [pid 10673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10652] chdir("./file0" [pid 10673] <... openat resumed>) = 3 [pid 10652] <... chdir resumed>) = 0 [pid 10673] write(3, "1000", 4 [pid 10652] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10673] <... write resumed>) = 4 [pid 10652] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10673] close(3 [pid 10652] mkdir("./bus", 0777 [pid 10673] <... close resumed>) = 0 [pid 10653] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10673] symlink("/dev/binderfs", "./binderfs" [pid 10653] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10673] <... symlink resumed>) = 0 [pid 10653] close(3 [pid 10652] <... mkdir resumed>) = 0 [pid 10673] write(1, "executing program\n", 18 [pid 10653] <... close resumed>) = 0 executing program [pid 10653] close(4 [pid 10673] <... write resumed>) = 18 [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] close(5 [pid 10652] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10652] chdir("./bus") = 0 [pid 10652] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10673] memfd_create("syzkaller", 0 [ 347.687152][T10653] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 347.707594][T10653] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 347.723403][T10653] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] close(6 [pid 10652] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10673] <... memfd_create resumed>) = 3 [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] close(7 [pid 10673] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10652] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10673] <... mmap resumed>) = 0x7f1398600000 [pid 10653] close(8) = -1 EBADF (Bad file descriptor) [pid 10653] close(9) = -1 EBADF (Bad file descriptor) [pid 10653] close(10) = -1 EBADF (Bad file descriptor) [pid 10653] close(11) = -1 EBADF (Bad file descriptor) [pid 10653] close(12) = -1 EBADF (Bad file descriptor) [ 347.740582][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 347.752775][ T9] XFS (loop4): Unmount and run xfs_repair [ 347.758698][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 347.766188][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 347.775363][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 347.784303][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 347.793217][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 347.802264][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 347.811283][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 347.820252][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 347.829226][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10653] close(13) = -1 EBADF (Bad file descriptor) [pid 10653] close(14) = -1 EBADF (Bad file descriptor) [pid 10653] close(15) = -1 EBADF (Bad file descriptor) [pid 10653] close(16) = -1 EBADF (Bad file descriptor) [pid 10653] close(17) = -1 EBADF (Bad file descriptor) [pid 10653] close(18) = -1 EBADF (Bad file descriptor) [pid 10653] close(19) = -1 EBADF (Bad file descriptor) [pid 10653] close(20) = -1 EBADF (Bad file descriptor) [pid 10653] close(21) = -1 EBADF (Bad file descriptor) [pid 10653] close(22) = -1 EBADF (Bad file descriptor) [pid 10652] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10653] close(23) = -1 EBADF (Bad file descriptor) [pid 10653] close(24) = -1 EBADF (Bad file descriptor) [pid 10653] close(25 [pid 10652] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10652] close(3) = 0 [pid 10652] close(4) = -1 EBADF (Bad file descriptor) [pid 10652] close(5) = -1 EBADF (Bad file descriptor) [pid 10652] close(6) = -1 EBADF (Bad file descriptor) [pid 10652] close(7) = -1 EBADF (Bad file descriptor) [pid 10652] close(8) = -1 EBADF (Bad file descriptor) [pid 10652] close(9) = -1 EBADF (Bad file descriptor) [pid 10652] close(10) = -1 EBADF (Bad file descriptor) [pid 10652] close(11) = -1 EBADF (Bad file descriptor) [pid 10652] close(12) = -1 EBADF (Bad file descriptor) [pid 10652] close(13) = -1 EBADF (Bad file descriptor) [pid 10652] close(14) = -1 EBADF (Bad file descriptor) [pid 10652] close(15) = -1 EBADF (Bad file descriptor) [pid 10652] close(16) = -1 EBADF (Bad file descriptor) [pid 10652] close(17) = -1 EBADF (Bad file descriptor) [pid 10652] close(18) = -1 EBADF (Bad file descriptor) [pid 10652] close(19) = -1 EBADF (Bad file descriptor) [pid 10652] close(20) = -1 EBADF (Bad file descriptor) [pid 10652] close(21) = -1 EBADF (Bad file descriptor) [pid 10652] close(22) = -1 EBADF (Bad file descriptor) [pid 10652] close(23) = -1 EBADF (Bad file descriptor) [pid 10652] close(24) = -1 EBADF (Bad file descriptor) [pid 10652] close(25) = -1 EBADF (Bad file descriptor) [pid 10652] close(26) = -1 EBADF (Bad file descriptor) [pid 10652] close(27) = -1 EBADF (Bad file descriptor) [pid 10652] close(28) = -1 EBADF (Bad file descriptor) [pid 10652] close(29) = -1 EBADF (Bad file descriptor) [pid 10652] exit_group(0) = ? [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10652] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=41 /* 0.41 s */} --- [pid 10653] close(26) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./117", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10653] close(27 [pid 5226] openat(AT_FDCWD, "./117", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] close(28 [pid 5226] <... openat resumed>) = 3 [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] close(29 [pid 5226] newfstatat(3, "", [pid 10653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10653] exit_group(0) = ? [pid 10653] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=37 /* 0.37 s */} --- [ 347.839468][T10652] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 347.854723][T10652] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 347.870039][T10652] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./117/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./117/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... restart_syscall resumed>) = 0 [pid 5226] unlink("./117/cgroup") = 0 [pid 5226] umount2("./117/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] newfstatat(AT_FDCWD, "./117/cgroup.cpu", [pid 5225] umount2("./119/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./119/cgroup", [pid 5226] unlink("./117/cgroup.cpu" [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./119/cgroup" [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5226] umount2("./117/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10661] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10659] <... write resumed>) = 16777216 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./119/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] newfstatat(AT_FDCWD, "./117/cgroup.net", [pid 10659] munmap(0x7f1398600000, 138412032 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] unlink("./117/cgroup.net") = 0 [pid 5225] newfstatat(AT_FDCWD, "./119/cgroup.cpu", [pid 10673] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] umount2("./117/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] unlink("./119/cgroup.cpu" [pid 5226] newfstatat(AT_FDCWD, "./117/binderfs", [pid 10659] <... munmap resumed>) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 10659] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] unlink("./117/binderfs" [pid 5225] umount2("./119/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10659] <... openat resumed>) = 4 [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10659] ioctl(4, LOOP_SET_FD, 3 [pid 5226] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./119/cgroup.net", [pid 10659] <... ioctl resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10659] close(3 [pid 5225] unlink("./119/cgroup.net" [pid 10659] <... close resumed>) = 0 [pid 10659] close(4 [pid 5225] <... unlink resumed>) = 0 [pid 10659] <... close resumed>) = 0 [pid 5225] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10659] mkdir("./file0", 0777 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 348.094819][T10659] loop1: detected capacity change from 0 to 32768 [ 348.134049][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] newfstatat(AT_FDCWD, "./119/binderfs", [pid 10659] <... mkdir resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./119/binderfs") = 0 [pid 10659] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10673] <... write resumed>) = 16777216 [pid 10673] munmap(0x7f1398600000, 138412032) = 0 [pid 10673] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10673] ioctl(4, LOOP_SET_FD, 3) = 0 [ 348.216218][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 348.249936][T10673] loop2: detected capacity change from 0 to 32768 [pid 10673] close(3) = 0 [pid 10673] close(4 [pid 5226] <... umount2 resumed>) = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 5226] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./117/file0", [pid 5225] newfstatat(AT_FDCWD, "./119/file0", [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./117/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./117/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] openat(AT_FDCWD, "./119/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] <... openat resumed>) = 4 [pid 5225] <... openat resumed>) = 4 [pid 5226] newfstatat(4, "", [pid 5225] newfstatat(4, "", [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, [pid 5225] getdents64(4, [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, [pid 5225] getdents64(4, [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] close(4 [pid 5225] close(4 [pid 5226] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] rmdir("./117/file0" [pid 5225] rmdir("./119/file0" [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] getdents64(3, [pid 5225] getdents64(3, [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3 [pid 5225] close(3 [pid 5226] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] rmdir("./117" [pid 5225] rmdir("./119" [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] mkdir("./118", 0777 [pid 5225] mkdir("./120", 0777 [pid 5226] <... mkdir resumed>) = 0 [pid 5225] <... mkdir resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10673] <... close resumed>) = 0 [pid 5226] <... openat resumed>) = 3 [pid 5225] <... openat resumed>) = 3 [pid 10673] mkdir("./file0", 0777 [ 348.260014][T10659] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5225] ioctl(3, LOOP_CLR_FD [pid 10673] <... mkdir resumed>) = 0 [pid 5226] <... ioctl resumed>) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 5226] close(3 [pid 5225] close(3 [pid 10673] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10661] <... write resumed>) = 16777216 [pid 10661] munmap(0x7f1398600000, 138412032) = 0 [pid 10661] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10661] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10661] close(3) = 0 [pid 10661] close(4) = 0 [pid 10661] mkdir("./file0", 0777) = 0 [ 348.357882][T10661] loop0: detected capacity change from 0 to 32768 [pid 10661] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10683 attached [pid 10683] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 122 [pid 10683] <... set_robust_list resumed>) = 0 [pid 10683] chdir("./120") = 0 [pid 10683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10683] setpgid(0, 0) = 0 [pid 10683] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10683] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10683] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10683] write(3, "1000", 4) = 4 [pid 10683] close(3) = 0 [pid 10683] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10683] write(1, "executing program\n", 18) = 18 [pid 10683] memfd_create("syzkaller", 0) = 3 [pid 10683] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10659] <... mount resumed>) = 0 [pid 10659] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10659] chdir("./file0") = 0 [pid 10659] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10659] mkdir("./bus", 0777 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10691 attached [pid 10691] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 120 [pid 10691] <... set_robust_list resumed>) = 0 [ 348.489905][T10659] XFS (loop1): Ending clean mount [pid 10691] chdir("./118" [pid 10659] <... mkdir resumed>) = 0 [pid 10659] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10659] chdir("./bus") = 0 [pid 10659] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10659] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10659] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10691] <... chdir resumed>) = 0 [pid 10691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10691] setpgid(0, 0) = 0 [pid 10691] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10691] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 10691] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10691] write(3, "1000", 4) = 4 [pid 10691] close(3) = 0 executing program [pid 10691] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10691] write(1, "executing program\n", 18) = 18 [ 348.551137][T10673] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 348.567101][T10661] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 348.571494][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10691] memfd_create("syzkaller", 0) = 3 [pid 10691] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10673] <... mount resumed>) = 0 [pid 10673] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10673] chdir("./file0") = 0 [pid 10673] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10673] mkdir("./bus", 0777) = 0 [pid 10673] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10673] chdir("./bus") = 0 [pid 10673] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10673] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 348.616272][ T8] XFS (loop1): Unmount and run xfs_repair [ 348.622259][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 348.636466][T10673] XFS (loop2): Ending clean mount [pid 10673] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10661] <... mount resumed>) = 0 [pid 10661] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10661] chdir("./file0") = 0 [pid 10661] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 348.661980][T10661] XFS (loop0): Ending clean mount [ 348.667622][ T60] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 348.679190][ T60] XFS (loop2): Unmount and run xfs_repair [ 348.680400][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 348.693651][ T60] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 348.701868][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10661] mkdir("./bus", 0777) = 0 [pid 10661] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10661] chdir("./bus") = 0 [pid 10661] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10661] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 348.714545][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 348.723655][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 348.738637][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 348.743711][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 348.749967][ T5281] XFS (loop0): Unmount and run xfs_repair [ 348.764660][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 348.780442][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 348.784142][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 348.798321][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 348.800451][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 348.813630][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 348.823993][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 348.832891][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.833592][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.853857][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 348.862763][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 348.875347][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.883615][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.893125][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.893589][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10661] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 348.902944][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 348.922881][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 348.922890][T10673] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 348.932564][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.945356][T10659] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 348.976520][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 348.976866][T10673] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 348.985648][T10659] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 349.012799][T10673] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 349.023612][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 349.032731][T10661] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 349.033875][T10659] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 349.056407][T10661] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10683] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10691] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10673] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10659] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10673] mkdir(NULL, 000 [pid 10659] mkdir(NULL, 000 [pid 10673] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10659] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10673] close(3 [pid 10659] close(3 [pid 10673] <... close resumed>) = 0 [pid 10673] close(4 [pid 10659] <... close resumed>) = 0 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(4 [pid 10673] close(5 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(5 [pid 10673] close(6 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(6 [pid 10673] close(7 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(7 [pid 10673] close(8 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(8 [pid 10673] close(9 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(9 [pid 10673] close(10 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(10 [pid 10673] close(11 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(11 [pid 10673] close(12 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(12 [pid 10673] close(13 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(13 [pid 10673] close(14 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(15 [pid 10659] close(14 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(16 [pid 10661] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10659] close(15 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] mkdir(NULL, 000 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(17 [pid 10661] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10659] close(16 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(3 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 349.075309][T10661] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 10673] close(18 [pid 10661] <... close resumed>) = 0 [pid 10659] close(17 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(4 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(19 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(18 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(5 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(20 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(19 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(6 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(21 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(20 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(7 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(22 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(21 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(8 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(23 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(22 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(9 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(24 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(23 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(10 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(25 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(24 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(11 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(26 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(25 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(12 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(27 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(26 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(13 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(28 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(27 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(14 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] close(29 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(28 [pid 10673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(15 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] exit_group(0 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] close(29 [pid 10673] <... exit_group resumed>) = ? [pid 10661] close(16 [pid 10659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10673] +++ exited with 0 +++ [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] exit_group(0 [pid 10661] close(17 [pid 10659] <... exit_group resumed>) = ? [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10659] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [pid 10661] close(18 [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=32 /* 0.32 s */} --- [pid 10661] close(19 [pid 5223] restart_syscall(<... resuming interrupted clone ...> [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10661] close(20) = -1 EBADF (Bad file descriptor) [pid 10661] close(21) = -1 EBADF (Bad file descriptor) [pid 10661] close(22) = -1 EBADF (Bad file descriptor) [pid 5224] <... restart_syscall resumed>) = 0 [pid 5223] <... restart_syscall resumed>) = 0 [pid 10661] close(23) = -1 EBADF (Bad file descriptor) [pid 10661] close(24 [pid 5224] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10661] close(25 [pid 5224] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 3 [pid 5223] <... openat resumed>) = 3 [pid 10661] close(26 [pid 5224] newfstatat(3, "", [pid 5223] newfstatat(3, "", [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10661] close(27 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] getdents64(3, [pid 10661] close(28 [pid 5223] getdents64(3, [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10661] close(29 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] umount2("./118/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./123/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10661] exit_group(0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10661] <... exit_group resumed>) = ? [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10661] +++ exited with 0 +++ [pid 5224] newfstatat(AT_FDCWD, "./118/cgroup", [pid 5223] newfstatat(AT_FDCWD, "./123/cgroup", [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./118/cgroup" [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=39 /* 0.39 s */} --- [pid 5224] <... unlink resumed>) = 0 [pid 5223] unlink("./123/cgroup" [pid 5224] umount2("./118/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] restart_syscall(<... resuming interrupted clone ...> [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... unlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./118/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./123/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] unlink("./118/cgroup.cpu" [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./118/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./123/cgroup.cpu", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... restart_syscall resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./118/cgroup.net", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./123/cgroup.cpu" [pid 5224] unlink("./118/cgroup.net" [pid 5223] <... unlink resumed>) = 0 [pid 5221] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... unlink resumed>) = 0 [pid 5223] umount2("./123/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./123/cgroup.net", [pid 5221] <... openat resumed>) = 3 [pid 5224] newfstatat(AT_FDCWD, "./118/binderfs", [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(3, "", [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./123/cgroup.net" [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] unlink("./118/binderfs" [pid 5223] <... unlink resumed>) = 0 [pid 5221] getdents64(3, [pid 5224] <... unlink resumed>) = 0 [pid 5223] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./123/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(AT_FDCWD, "./123/binderfs", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(AT_FDCWD, "./123/cgroup", [pid 5223] unlink("./123/binderfs" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 5221] unlink("./123/cgroup" [pid 5223] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./123/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./123/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./123/cgroup.cpu") = 0 [pid 5221] umount2("./123/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./123/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./123/cgroup.net") = 0 [pid 5221] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./123/binderfs") = 0 [pid 5221] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10683] <... write resumed>) = 16777216 [pid 10683] munmap(0x7f1398600000, 138412032 [pid 10691] <... write resumed>) = 16777216 [ 349.249881][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 349.263223][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 349.272250][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10691] munmap(0x7f1398600000, 138412032) = 0 [pid 10691] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 10691] ioctl(4, LOOP_SET_FD, 3 [pid 10683] <... munmap resumed>) = 0 [pid 10691] <... ioctl resumed>) = 0 [pid 10683] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10691] close(3) = 0 [pid 10691] close(4) = 0 [pid 10691] mkdir("./file0", 0777 [pid 10683] <... openat resumed>) = 4 [pid 10691] <... mkdir resumed>) = 0 [ 349.296257][T10691] loop4: detected capacity change from 0 to 32768 [pid 10691] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10683] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10683] close(3) = 0 [pid 10683] close(4) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 10683] mkdir("./file0", 0777 [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 5221] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./123/file0", [pid 10683] <... mkdir resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] newfstatat(AT_FDCWD, "./123/file0", [pid 5221] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10683] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] newfstatat(AT_FDCWD, "./118/file0", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "./123/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... openat resumed>) = 4 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, [pid 5224] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./123/file0") = 0 [pid 5223] openat(AT_FDCWD, "./123/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] getdents64(3, [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... openat resumed>) = 4 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] openat(AT_FDCWD, "./118/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] close(3 [pid 5224] <... openat resumed>) = 4 [pid 5221] <... close resumed>) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] newfstatat(4, "", [pid 5221] rmdir("./123") = 0 [pid 5221] mkdir("./124", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, [pid 5224] getdents64(4, [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... close resumed>) = 0 [ 349.321853][T10683] loop3: detected capacity change from 0 to 32768 [ 349.356907][T10691] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] rmdir("./123/file0" [pid 5224] close(4 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] getdents64(3, [pid 5224] rmdir("./118/file0" [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] close(3 [pid 5224] getdents64(3, [pid 5223] <... close resumed>) = 0 [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] rmdir("./123" [pid 5224] close(3 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] mkdir("./124", 0777 [pid 5224] rmdir("./118" [pid 5223] <... mkdir resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5224] mkdir("./119", 0777 [pid 5223] <... openat resumed>) = 3 [pid 5224] <... mkdir resumed>) = 0 [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5223] <... ioctl resumed>) = 0 [pid 5224] <... openat resumed>) = 3 [pid 5223] close(3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 349.446345][T10683] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] close(3 [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 126 ./strace-static-x86_64: Process 10716 attached [pid 10716] set_robust_list(0x55557c72f760, 24 [pid 10683] <... mount resumed>) = 0 [pid 10683] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10683] chdir("./file0") = 0 [pid 10683] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10683] mkdir("./bus", 0777) = 0 [pid 10683] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10683] chdir("./bus") = 0 [pid 10683] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10683] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10683] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10716] <... set_robust_list resumed>) = 0 [pid 5224] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10716] chdir("./124"./strace-static-x86_64: Process 10717 attached [pid 10717] set_robust_list(0x55557c72f760, 24) = 0 [pid 10717] chdir("./119" [pid 10716] <... chdir resumed>) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 121 [pid 10716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10717] <... chdir resumed>) = 0 [pid 10717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10717] setpgid(0, 0) = 0 [pid 10716] setpgid(0, 0 [pid 10717] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10716] <... setpgid resumed>) = 0 [ 349.597757][T10683] XFS (loop3): Ending clean mount [ 349.611302][ T8] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 349.629691][ T8] XFS (loop3): Unmount and run xfs_repair [ 349.640317][ T8] XFS (loop3): First 128 bytes of corrupted metadata buffer: [pid 10717] <... symlink resumed>) = 0 [pid 10716] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10691] <... mount resumed>) = 0 [pid 10691] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10716] <... symlink resumed>) = 0 [pid 10716] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10691] <... openat resumed>) = 3 [pid 10716] <... symlink resumed>) = 0 [pid 10691] chdir("./file0" [pid 10717] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10717] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10717] write(3, "1000", 4) = 4 [pid 10717] close(3) = 0 [pid 10717] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10716] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 10691] <... chdir resumed>) = 0 [pid 10716] <... symlink resumed>) = 0 [pid 10691] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10717] write(1, "executing program\n", 18executing program ) = 18 [pid 10717] memfd_create("syzkaller", 0) = 3 [pid 10716] <... openat resumed>) = 3 [pid 10717] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10716] write(3, "1000", 4 [pid 10691] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10716] <... write resumed>) = 4 [pid 10691] mkdir("./bus", 0777 [pid 10716] close(3 [pid 10691] <... mkdir resumed>) = 0 [ 349.646534][T10691] XFS (loop4): Ending clean mount [ 349.647802][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10716] <... close resumed>) = 0 [pid 10691] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10716] symlink("/dev/binderfs", "./binderfs" [pid 10691] chdir("./bus") = 0 [pid 10716] <... symlink resumed>) = 0 [pid 10691] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [ 349.704172][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 349.731383][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 349.741284][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... executing program [pid 10716] write(1, "executing program\n", 18 [pid 10691] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5223] <... close resumed>) = 0 [pid 10691] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 349.750430][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 349.763395][ T5281] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 349.763586][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 349.781246][ T5281] XFS (loop4): Unmount and run xfs_repair [ 349.795461][ T5281] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 10691] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"./strace-static-x86_64: Process 10718 attached [pid 10716] <... write resumed>) = 18 [pid 10716] memfd_create("syzkaller", 0) = 3 [pid 10716] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10718] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 126 [ 349.795506][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 349.802875][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 349.802896][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 349.802915][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 349.839834][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10718] <... set_robust_list resumed>) = 0 [ 349.844971][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 349.849244][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 349.893678][T10683] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 executing program [pid 10718] chdir("./124") = 0 [pid 10718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10718] setpgid(0, 0) = 0 [pid 10718] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10718] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10718] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10718] write(3, "1000", 4) = 4 [pid 10718] close(3) = 0 [pid 10718] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10718] write(1, "executing program\n", 18) = 18 [pid 10718] memfd_create("syzkaller", 0) = 3 [pid 10718] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 349.938450][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 349.973698][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 350.001158][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 350.033266][T10691] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 350.044878][T10683] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 350.073354][T10691] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10716] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10683] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10683] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10683] close(3) = 0 [pid 10683] close(4) = -1 EBADF (Bad file descriptor) [pid 10683] close(5) = -1 EBADF (Bad file descriptor) [pid 10683] close(6) = -1 EBADF (Bad file descriptor) [pid 10683] close(7) = -1 EBADF (Bad file descriptor) [pid 10683] close(8) = -1 EBADF (Bad file descriptor) [pid 10683] close(9) = -1 EBADF (Bad file descriptor) [pid 10683] close(10) = -1 EBADF (Bad file descriptor) [pid 10683] close(11) = -1 EBADF (Bad file descriptor) [pid 10683] close(12) = -1 EBADF (Bad file descriptor) [pid 10683] close(13) = -1 EBADF (Bad file descriptor) [pid 10683] close(14) = -1 EBADF (Bad file descriptor) [pid 10683] close(15) = -1 EBADF (Bad file descriptor) [pid 10683] close(16) = -1 EBADF (Bad file descriptor) [pid 10683] close(17) = -1 EBADF (Bad file descriptor) [pid 10683] close(18) = -1 EBADF (Bad file descriptor) [pid 10683] close(19) = -1 EBADF (Bad file descriptor) [pid 10683] close(20) = -1 EBADF (Bad file descriptor) [pid 10683] close(21) = -1 EBADF (Bad file descriptor) [pid 10683] close(22) = -1 EBADF (Bad file descriptor) [pid 10683] close(23) = -1 EBADF (Bad file descriptor) [pid 10683] close(24) = -1 EBADF (Bad file descriptor) [pid 10683] close(25) = -1 EBADF (Bad file descriptor) [pid 10683] close(26) = -1 EBADF (Bad file descriptor) [pid 10683] close(27) = -1 EBADF (Bad file descriptor) [ 350.094096][T10683] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 10683] close(28) = -1 EBADF (Bad file descriptor) [pid 10683] close(29) = -1 EBADF (Bad file descriptor) [pid 10683] exit_group(0) = ? [pid 10683] +++ exited with 0 +++ [pid 10716] <... write resumed>) = 16777216 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=38 /* 0.38 s */} --- [pid 10717] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10716] munmap(0x7f1398600000, 138412032 [pid 10691] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10691] mkdir(NULL, 000 [pid 10716] <... munmap resumed>) = 0 [pid 10691] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5225] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10716] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10691] close(3 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10716] <... openat resumed>) = 4 [pid 10691] <... close resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10716] ioctl(4, LOOP_SET_FD, 3 [pid 10691] close(4 [pid 5225] <... openat resumed>) = 3 [pid 10716] <... ioctl resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(3, "", [pid 10716] close(3 [pid 10691] close(5 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10716] <... close resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] getdents64(3, [pid 10716] close(4 [pid 10691] close(6 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10716] <... close resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./120/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10716] mkdir("./file0", 0777 [pid 10691] close(7 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10716] <... mkdir resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./120/cgroup", [pid 10716] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10691] close(8 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./120/cgroup" [pid 10691] close(9 [pid 5225] <... unlink resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./120/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10691] close(10 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./120/cgroup.cpu", [pid 10691] close(11 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./120/cgroup.cpu" [pid 10691] close(12 [pid 5225] <... unlink resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./120/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10691] close(13 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./120/cgroup.net", [pid 10691] close(14 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./120/cgroup.net" [pid 10691] close(15 [pid 5225] <... unlink resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10691] close(16 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] newfstatat(AT_FDCWD, "./120/binderfs", [pid 10691] close(17 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] unlink("./120/binderfs" [pid 10691] close(18 [pid 5225] <... unlink resumed>) = 0 [pid 10691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10691] close(19) = -1 EBADF (Bad file descriptor) [pid 10691] close(20) = -1 EBADF (Bad file descriptor) [pid 10691] close(21) = -1 EBADF (Bad file descriptor) [pid 10691] close(22) = -1 EBADF (Bad file descriptor) [pid 10691] close(23) = -1 EBADF (Bad file descriptor) [pid 10691] close(24) = -1 EBADF (Bad file descriptor) [pid 10691] close(25) = -1 EBADF (Bad file descriptor) [pid 10691] close(26) = -1 EBADF (Bad file descriptor) [pid 10691] close(27) = -1 EBADF (Bad file descriptor) [pid 10691] close(28) = -1 EBADF (Bad file descriptor) [pid 10691] close(29) = -1 EBADF (Bad file descriptor) [pid 10691] exit_group(0) = ? [pid 10691] +++ exited with 0 +++ [ 350.171664][T10691] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 350.210880][T10716] loop0: detected capacity change from 0 to 32768 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=35 /* 0.35 s */} --- [pid 5226] umount2("./118", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./118", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./118/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./118/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./118/cgroup") = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 5226] umount2("./118/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./118/cgroup.cpu", [pid 5225] newfstatat(AT_FDCWD, "./120/file0", [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] unlink("./118/cgroup.cpu" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... unlink resumed>) = 0 [pid 5226] umount2("./118/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] openat(AT_FDCWD, "./120/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... openat resumed>) = 4 [pid 5226] newfstatat(AT_FDCWD, "./118/cgroup.net", [pid 5225] newfstatat(4, "", [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, [pid 5226] unlink("./118/cgroup.net" [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] <... unlink resumed>) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] umount2("./118/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] close(4 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] <... close resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./118/binderfs", [pid 5225] rmdir("./120/file0" [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] unlink("./118/binderfs" [pid 5225] getdents64(3, [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [ 350.254281][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 350.278425][T10716] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] close(3) = 0 [pid 5225] rmdir("./120") = 0 [pid 5225] mkdir("./121", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [ 350.387983][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10718] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10716] <... mount resumed>) = 0 [ 350.428886][T10716] XFS (loop0): Ending clean mount [pid 10716] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10716] chdir("./file0") = 0 [pid 10716] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10716] mkdir("./bus", 0777) = 0 [pid 10716] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10716] chdir("./bus") = 0 [pid 10716] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10716] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] <... umount2 resumed>) = 0 [pid 5226] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10716] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10716] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] newfstatat(AT_FDCWD, "./118/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./118/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./118/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5226] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [ 350.514590][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 350.534627][ T5281] XFS (loop0): Unmount and run xfs_repair [ 350.553641][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [pid 5226] close(4) = 0 [pid 5226] rmdir("./118/file0") = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./118") = 0 [pid 5226] mkdir("./119", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 350.567569][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 350.582431][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 350.598707][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5226] close(3 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10727 attached [pid 10727] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 123 [pid 10727] <... set_robust_list resumed>) = 0 [pid 10727] chdir("./121") = 0 [pid 10727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10727] setpgid(0, 0) = 0 [pid 10727] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10727] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10727] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10727] write(3, "1000", 4) = 4 [pid 10727] close(3) = 0 [ 350.609700][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 350.649766][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 350.673653][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10727] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10727] write(1, "executing program\n", 18) = 18 [pid 10727] memfd_create("syzkaller", 0) = 3 [pid 10727] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10718] <... write resumed>) = 16777216 [pid 10718] munmap(0x7f1398600000, 138412032 [pid 10717] <... write resumed>) = 16777216 [pid 10718] <... munmap resumed>) = 0 [ 350.709498][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 350.733833][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10717] munmap(0x7f1398600000, 138412032 [pid 10718] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10718] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10718] close(3) = 0 [pid 10718] close(4) = 0 [pid 10718] mkdir("./file0", 0777) = 0 [pid 10718] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10717] <... munmap resumed>) = 0 [pid 10717] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [ 350.752146][T10716] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 350.764955][T10718] loop1: detected capacity change from 0 to 32768 [ 350.767571][T10716] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10717] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10717] close(3) = 0 [pid 10717] close(4) = 0 [pid 10717] mkdir("./file0", 0777) = 0 [ 350.805626][T10717] loop2: detected capacity change from 0 to 32768 [ 350.824016][T10718] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10717] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557c72f750) = 121 [ 350.856734][T10716] XFS (loop0): Please unmount the filesystem and rectify the problem(s) ./strace-static-x86_64: Process 10738 attached [pid 10727] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10716] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10738] set_robust_list(0x55557c72f760, 24 [pid 10716] mkdir(NULL, 000 [pid 10738] <... set_robust_list resumed>) = 0 [pid 10716] <... mkdir resumed>) = -1 EFAULT (Bad address) [ 350.897451][T10717] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10738] chdir("./119" [pid 10716] close(3 [pid 10738] <... chdir resumed>) = 0 [pid 10716] <... close resumed>) = 0 [pid 10738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10716] close(4 [pid 10738] <... prctl resumed>) = 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] setpgid(0, 0) = 0 [pid 10716] close(5 [pid 10738] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10716] close(6) = -1 EBADF (Bad file descriptor) [pid 10738] <... symlink resumed>) = 0 [pid 10716] close(7) = -1 EBADF (Bad file descriptor) [pid 10716] close(8) = -1 EBADF (Bad file descriptor) [pid 10716] close(9 [pid 10738] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10716] close(10 [pid 10738] <... symlink resumed>) = 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... mount resumed>) = 0 [pid 10716] close(11 [pid 10718] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 10718] <... openat resumed>) = 3 [pid 10716] close(12 [pid 10718] chdir("./file0" [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... chdir resumed>) = 0 [pid 10716] close(13 [pid 10718] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10716] close(14 [pid 10738] <... symlink resumed>) = 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] mkdir("./bus", 0777 [pid 10716] close(15 [pid 10738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10717] <... mount resumed>) = 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10716] close(16 [pid 10738] <... openat resumed>) = 3 [pid 10717] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10716] close(17) = -1 EBADF (Bad file descriptor) [pid 10716] close(18 [pid 10738] write(3, "1000", 4 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] <... write resumed>) = 4 [pid 10716] close(19 [pid 10718] <... mkdir resumed>) = 0 [pid 10717] <... openat resumed>) = 3 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10718] chdir("./bus" [pid 10717] chdir("./file0" [pid 10718] <... chdir resumed>) = 0 [pid 10718] openat(AT_FDCWD, NULL, O_RDONLY [pid 10717] <... chdir resumed>) = 0 [pid 10718] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10718] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10717] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10718] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10717] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10738] close(3 [pid 10716] close(20 [pid 10738] <... close resumed>) = 0 [pid 10717] mkdir("./bus", 0777 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] symlink("/dev/binderfs", "./binderfs" [pid 10716] close(21) = -1 EBADF (Bad file descriptor) [pid 10716] close(22 [pid 10738] <... symlink resumed>) = 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] write(1, "executing program\n", 18 [pid 10717] <... mkdir resumed>) = 0 [pid 10716] close(23 [pid 10717] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] chdir("./bus") = 0 [pid 10716] close(24 [pid 10717] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10716] close(25 [pid 10717] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"executing program [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] <... write resumed>) = 18 [pid 10716] close(26 [pid 10738] memfd_create("syzkaller", 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 350.996113][T10718] XFS (loop1): Ending clean mount [ 351.001445][T10717] XFS (loop2): Ending clean mount [ 351.032541][ T8] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [pid 10738] <... memfd_create resumed>) = 3 [pid 10716] close(27 [pid 10738] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] <... mmap resumed>) = 0x7f1398600000 [pid 10716] close(28) = -1 EBADF (Bad file descriptor) [pid 10716] close(29) = -1 EBADF (Bad file descriptor) [ 351.052459][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 351.064571][ T8] XFS (loop1): Unmount and run xfs_repair [ 351.070352][ T8] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 351.078026][ T9] XFS (loop2): Unmount and run xfs_repair [ 351.085173][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 351.092628][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10716] exit_group(0) = ? [pid 10716] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=36 /* 0.36 s */} --- [ 351.103656][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 351.112581][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 351.123243][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 351.134504][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 351.143432][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 5221] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 351.153863][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 351.162763][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 351.173431][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 351.182830][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 351.193172][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, [pid 10727] <... write resumed>) = 16777216 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10727] munmap(0x7f1398600000, 138412032 [pid 5221] umount2("./124/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./124/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./124/cgroup") = 0 [ 351.202388][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 351.212796][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 351.222040][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 351.232799][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 351.242393][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5221] umount2("./124/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10727] <... munmap resumed>) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./124/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./124/cgroup.cpu" [pid 10727] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5221] <... unlink resumed>) = 0 [pid 5221] umount2("./124/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10727] <... openat resumed>) = 4 [pid 5221] newfstatat(AT_FDCWD, "./124/cgroup.net", [pid 10727] ioctl(4, LOOP_SET_FD, 3 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./124/cgroup.net") = 0 [pid 5221] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./124/binderfs") = 0 [ 351.253444][T10718] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 351.266840][T10717] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 351.280345][T10727] loop3: detected capacity change from 0 to 32768 [ 351.282612][T10717] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5221] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10727] <... ioctl resumed>) = 0 [pid 10727] close(3) = 0 [pid 10727] close(4) = 0 [pid 10717] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10727] mkdir("./file0", 0777 [pid 10717] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10717] close(3 [pid 10727] <... mkdir resumed>) = 0 [pid 10717] <... close resumed>) = 0 [pid 10717] close(4) = -1 EBADF (Bad file descriptor) [pid 10717] close(5) = -1 EBADF (Bad file descriptor) [pid 10727] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10717] close(6) = -1 EBADF (Bad file descriptor) [pid 10738] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [ 351.301708][T10717] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 351.323196][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10717] close(7) = -1 EBADF (Bad file descriptor) [pid 10717] close(8) = -1 EBADF (Bad file descriptor) [pid 10717] close(9) = -1 EBADF (Bad file descriptor) [pid 10717] close(10) = -1 EBADF (Bad file descriptor) [pid 10717] close(11) = -1 EBADF (Bad file descriptor) [pid 10717] close(12) = -1 EBADF (Bad file descriptor) [pid 10717] close(13) = -1 EBADF (Bad file descriptor) [pid 10717] close(14) = -1 EBADF (Bad file descriptor) [pid 10717] close(15) = -1 EBADF (Bad file descriptor) [pid 10717] close(16) = -1 EBADF (Bad file descriptor) [pid 10717] close(17) = -1 EBADF (Bad file descriptor) [pid 10717] close(18) = -1 EBADF (Bad file descriptor) [pid 10717] close(19) = -1 EBADF (Bad file descriptor) [pid 10717] close(20) = -1 EBADF (Bad file descriptor) [pid 10718] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10717] close(21 [pid 10718] mkdir(NULL, 000 [pid 10717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10717] close(22 [pid 10718] close(3 [pid 10717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... close resumed>) = 0 [pid 10717] close(23 [pid 10718] close(4 [pid 10717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] close(24) = -1 EBADF (Bad file descriptor) [pid 10718] close(5 [pid 10717] close(25) = -1 EBADF (Bad file descriptor) [pid 10717] close(26) = -1 EBADF (Bad file descriptor) [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] close(27 [pid 10718] close(6 [pid 10717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] close(28 [pid 10718] close(7 [pid 10717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] close(29 [pid 10718] close(8 [pid 10717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10717] exit_group(0) = ? [pid 10718] close(9 [pid 10717] +++ exited with 0 +++ [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=34 /* 0.34 s */} --- [pid 10718] close(10 [pid 5224] restart_syscall(<... resuming interrupted clone ...> [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10718] close(11) = -1 EBADF (Bad file descriptor) [pid 10718] close(12) = -1 EBADF (Bad file descriptor) [ 351.342236][T10718] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 351.357671][T10718] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10718] close(13 [pid 5224] <... restart_syscall resumed>) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = 0 [pid 10718] close(14 [pid 5221] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10718] close(15 [pid 5224] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] newfstatat(AT_FDCWD, "./124/file0", [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 351.412160][T10727] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10718] close(16 [pid 5224] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... openat resumed>) = 3 [pid 5221] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10718] close(17 [pid 5224] newfstatat(3, "", [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./119/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./119/cgroup", [pid 10718] close(18 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] openat(AT_FDCWD, "./124/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] unlink("./119/cgroup" [pid 10718] close(19 [pid 5224] <... unlink resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5224] umount2("./119/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./119/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./119/cgroup.cpu") = 0 [pid 5224] umount2("./119/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./119/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./119/cgroup.net" [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 5221] newfstatat(4, "", [pid 10718] close(20 [pid 5224] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10718] close(21 [pid 5224] newfstatat(AT_FDCWD, "./119/binderfs", [pid 10727] <... mount resumed>) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] getdents64(4, [pid 10727] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10718] close(22 [pid 5224] unlink("./119/binderfs" [pid 10727] <... openat resumed>) = 3 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10727] chdir("./file0" [pid 10718] close(23 [pid 5224] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10727] <... chdir resumed>) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(4, [pid 10727] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10718] close(24 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10727] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(4 [pid 10727] mkdir("./bus", 0777 [pid 10718] close(25 [pid 5221] <... close resumed>) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./124/file0" [pid 10718] close(26 [pid 5221] <... rmdir resumed>) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] getdents64(3, [pid 10718] close(27 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 10718] close(28 [pid 5221] <... close resumed>) = 0 [pid 10727] <... mkdir resumed>) = 0 [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./124" [pid 10727] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10718] close(29 [pid 5221] <... rmdir resumed>) = 0 [pid 10727] chdir("./bus" [pid 10718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] mkdir("./125", 0777 [pid 10727] <... chdir resumed>) = 0 [pid 10718] exit_group(0 [pid 5221] <... mkdir resumed>) = 0 [pid 10727] openat(AT_FDCWD, NULL, O_RDONLY [pid 10718] <... exit_group resumed>) = ? [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10727] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10718] +++ exited with 0 +++ [pid 5221] <... openat resumed>) = 3 [pid 10727] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=31 /* 0.31 s */} --- [pid 10727] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... ioctl resumed>) = 0 [pid 10727] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 351.481569][T10727] XFS (loop3): Ending clean mount [ 351.495620][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5221] close(3 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./124/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./124/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./124/cgroup") = 0 [pid 5223] umount2("./124/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./124/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./124/cgroup.cpu") = 0 [pid 5223] umount2("./124/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./124/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./124/cgroup.net") = 0 [pid 5223] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./124/binderfs" [pid 5221] <... close resumed>) = 0 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10753 attached [pid 10753] set_robust_list(0x55557c72f760, 24 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 127 [pid 10753] <... set_robust_list resumed>) = 0 [pid 10753] chdir("./125") = 0 [pid 10753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10753] setpgid(0, 0) = 0 [pid 10753] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5224] <... umount2 resumed>) = 0 [pid 10753] <... symlink resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 10753] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5224] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10753] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5224] newfstatat(AT_FDCWD, "./119/file0", [pid 10753] write(3, "1000", 4) = 4 [pid 10753] close(3) = 0 [pid 10753] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10753] write(1, "executing program\n", 18) = 18 [pid 10753] memfd_create("syzkaller", 0) = 3 [pid 10753] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 351.584807][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 351.617339][ T9] XFS (loop3): Unmount and run xfs_repair [ 351.625096][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] openat(AT_FDCWD, "./119/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 351.645916][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 351.654452][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 351.669048][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 351.681908][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./124/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./124/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... openat resumed>) = 4 [pid 5224] close(4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./124/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./124" [pid 5224] <... close resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [ 351.696715][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 351.707455][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 351.718984][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 351.729575][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] mkdir("./125", 0777 [pid 5224] rmdir("./119/file0" [pid 5223] <... mkdir resumed>) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] close(3 [pid 5224] <... rmdir resumed>) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./119") = 0 [pid 5224] mkdir("./120", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [ 351.739617][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 351.759804][T10727] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 10727] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10727] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10727] close(3) = 0 [pid 10727] close(4) = -1 EBADF (Bad file descriptor) [pid 10727] close(5) = -1 EBADF (Bad file descriptor) [pid 10727] close(6) = -1 EBADF (Bad file descriptor) [pid 5224] <... ioctl resumed>) = 0 [pid 10727] close(7) = -1 EBADF (Bad file descriptor) [pid 5224] close(3 [pid 10727] close(8) = -1 EBADF (Bad file descriptor) [pid 10727] close(9) = -1 EBADF (Bad file descriptor) [pid 10727] close(10) = -1 EBADF (Bad file descriptor) [pid 10727] close(11) = -1 EBADF (Bad file descriptor) [ 351.785709][T10727] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 351.800604][T10727] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 10727] close(12) = -1 EBADF (Bad file descriptor) [pid 10727] close(13) = -1 EBADF (Bad file descriptor) [pid 10727] close(14) = -1 EBADF (Bad file descriptor) [pid 10727] close(15) = -1 EBADF (Bad file descriptor) [pid 10727] close(16) = -1 EBADF (Bad file descriptor) [pid 10727] close(17) = -1 EBADF (Bad file descriptor) [pid 10727] close(18) = -1 EBADF (Bad file descriptor) [pid 10727] close(19) = -1 EBADF (Bad file descriptor) [pid 10727] close(20) = -1 EBADF (Bad file descriptor) [pid 10727] close(21) = -1 EBADF (Bad file descriptor) [pid 10727] close(22) = -1 EBADF (Bad file descriptor) [pid 10727] close(23) = -1 EBADF (Bad file descriptor) [pid 10727] close(24) = -1 EBADF (Bad file descriptor) [pid 10727] close(25) = -1 EBADF (Bad file descriptor) [pid 10727] close(26) = -1 EBADF (Bad file descriptor) [pid 10727] close(27) = -1 EBADF (Bad file descriptor) [pid 10727] close(28) = -1 EBADF (Bad file descriptor) [pid 10727] close(29) = -1 EBADF (Bad file descriptor) [pid 10727] exit_group(0) = ? [pid 10727] +++ exited with 0 +++ [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=32 /* 0.32 s */} --- [pid 5223] <... close resumed>) = 0 [pid 5225] restart_syscall(<... resuming interrupted clone ...> [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10738] <... write resumed>) = 16777216 [pid 5225] <... restart_syscall resumed>) = 0 [pid 5225] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./121/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./121/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./121/cgroup") = 0 [pid 5225] umount2("./121/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./121/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./121/cgroup.cpu") = 0 [pid 5225] umount2("./121/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./121/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./121/cgroup.net") = 0 [pid 5225] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./121/binderfs") = 0 [pid 5225] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 10754 attached [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 127 [pid 10754] set_robust_list(0x55557c72f760, 24) = 0 [pid 10754] chdir("./125") = 0 [pid 10754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10754] setpgid(0, 0) = 0 [pid 10754] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10754] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10754] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 10754] write(3, "1000", 4) = 4 [pid 10754] close(3) = 0 [pid 10754] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10754] write(1, "executing program\n", 18) = 18 [pid 10754] memfd_create("syzkaller", 0) = 3 [pid 10754] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5224] <... close resumed>) = 0 [ 351.991718][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10755 attached [pid 10738] munmap(0x7f1398600000, 138412032 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 122 [pid 10755] set_robust_list(0x55557c72f760, 24 [pid 10753] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10738] <... munmap resumed>) = 0 [pid 10738] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 10738] ioctl(4, LOOP_SET_FD, 3 [pid 10755] <... set_robust_list resumed>) = 0 [pid 10755] chdir("./120") = 0 [pid 10755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10755] setpgid(0, 0) = 0 [pid 10755] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [ 352.090534][T10738] loop4: detected capacity change from 0 to 32768 [pid 10755] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10754] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10738] <... ioctl resumed>) = 0 [pid 10755] <... symlink resumed>) = 0 [pid 10755] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10755] write(3, "1000", 4) = 4 [pid 10755] close(3) = 0 [pid 10755] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10755] write(1, "executing program\n", 18) = 18 [pid 10755] memfd_create("syzkaller", 0 [pid 10738] close(3 [pid 10755] <... memfd_create resumed>) = 3 [pid 10738] <... close resumed>) = 0 [pid 10755] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10738] close(4 [pid 10755] <... mmap resumed>) = 0x7f1398600000 [pid 10738] <... close resumed>) = 0 [pid 10738] mkdir("./file0", 0777) = 0 [pid 10738] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10753] <... write resumed>) = 16777216 [pid 5225] <... umount2 resumed>) = 0 [pid 5225] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./121/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./121/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./121/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./121") = 0 [pid 5225] mkdir("./122", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 10753] munmap(0x7f1398600000, 138412032) = 0 [pid 10753] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10753] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10753] close(3) = 0 [pid 10753] close(4) = 0 [ 352.345648][T10753] loop0: detected capacity change from 0 to 32768 [ 352.355553][T10738] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10753] mkdir("./file0", 0777) = 0 [pid 10753] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 352.544036][T10738] XFS (loop4): Ending clean mount [pid 10755] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10738] <... mount resumed>) = 0 [pid 10738] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10738] chdir("./file0") = 0 [pid 10738] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10738] mkdir("./bus", 0777) = 0 [pid 10738] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10738] chdir("./bus") = 0 [pid 10738] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10738] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 352.600714][ T5281] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 352.613780][ T5281] XFS (loop4): Unmount and run xfs_repair [ 352.619569][ T5281] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 352.627100][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 352.636485][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 352.645457][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 352.654570][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 352.663453][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 352.672647][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 352.681619][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 352.690576][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10738] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10755] <... write resumed>) = 16777216 [pid 10754] <... write resumed>) = 16777216 [pid 10755] munmap(0x7f1398600000, 138412032 [pid 10754] munmap(0x7f1398600000, 138412032 [pid 10738] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10754] <... munmap resumed>) = 0 [pid 10738] mkdir(NULL, 000 [pid 10754] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [ 352.699894][T10738] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 352.716540][T10738] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 352.731507][T10738] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 10738] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10755] <... munmap resumed>) = 0 [pid 10754] ioctl(4, LOOP_SET_FD, 3 [pid 5225] <... close resumed>) = 0 [pid 10755] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10738] close(3) = 0 [pid 10738] close(4./strace-static-x86_64: Process 10770 attached [pid 10770] set_robust_list(0x55557c72f760, 24 [pid 10738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 124 [pid 10770] <... set_robust_list resumed>) = 0 [pid 10755] <... openat resumed>) = 4 [pid 10770] chdir("./122" [pid 10738] close(5 [pid 10770] <... chdir resumed>) = 0 [pid 10738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10755] ioctl(4, LOOP_SET_FD, 3 [pid 10770] <... prctl resumed>) = 0 [pid 10770] setpgid(0, 0 [pid 10738] close(6) = -1 EBADF (Bad file descriptor) [pid 10738] close(7) = -1 EBADF (Bad file descriptor) [pid 10738] close(8) = -1 EBADF (Bad file descriptor) [pid 10738] close(9) = -1 EBADF (Bad file descriptor) [pid 10738] close(10) = -1 EBADF (Bad file descriptor) [pid 10738] close(11) = -1 EBADF (Bad file descriptor) [pid 10738] close(12) = -1 EBADF (Bad file descriptor) [pid 10738] close(13) = -1 EBADF (Bad file descriptor) [pid 10738] close(14) = -1 EBADF (Bad file descriptor) [pid 10738] close(15) = -1 EBADF (Bad file descriptor) [pid 10770] <... setpgid resumed>) = 0 [pid 10738] close(16) = -1 EBADF (Bad file descriptor) [pid 10770] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 10738] close(17 [pid 10770] <... symlink resumed>) = 0 [pid 10738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10738] close(18) = -1 EBADF (Bad file descriptor) [pid 10738] close(19) = -1 EBADF (Bad file descriptor) [pid 10738] close(20) = -1 EBADF (Bad file descriptor) [pid 10738] close(21) = -1 EBADF (Bad file descriptor) [pid 10738] close(22) = -1 EBADF (Bad file descriptor) [pid 10738] close(23) = -1 EBADF (Bad file descriptor) [pid 10738] close(24) = -1 EBADF (Bad file descriptor) [pid 10770] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 10755] <... ioctl resumed>) = 0 [pid 10738] close(25 [pid 10754] <... ioctl resumed>) = 0 [pid 10770] <... symlink resumed>) = 0 [pid 10755] close(3 [pid 10754] close(3 [pid 10738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10755] <... close resumed>) = 0 [pid 10754] <... close resumed>) = 0 [pid 10770] <... openat resumed>) = 3 [pid 10755] close(4 [pid 10738] close(26 [pid 10754] close(4 [pid 10755] <... close resumed>) = 0 [pid 10754] <... close resumed>) = 0 [pid 10738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10738] close(27 [pid 10754] mkdir("./file0", 0777 [pid 10738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] mkdir("./file0", 0777 [pid 10738] close(28) = -1 EBADF (Bad file descriptor) [pid 10738] close(29) = -1 EBADF (Bad file descriptor) [pid 10738] exit_group(0) = ? [pid 10738] +++ exited with 0 +++ [pid 10755] <... mkdir resumed>) = 0 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=38 /* 0.38 s */} --- [pid 10754] <... mkdir resumed>) = 0 [pid 10755] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10754] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 10770] write(3, "1000", 4 [pid 5226] <... restart_syscall resumed>) = 0 [pid 5226] umount2("./119", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./119", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./119/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./119/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./119/cgroup") = 0 [pid 5226] umount2("./119/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./119/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./119/cgroup.cpu") = 0 [pid 5226] umount2("./119/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./119/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./119/cgroup.net") = 0 [pid 10770] <... write resumed>) = 4 [pid 5226] umount2("./119/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./119/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./119/binderfs") = 0 [ 352.747406][T10753] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 352.762100][T10755] loop2: detected capacity change from 0 to 32768 [ 352.772499][T10754] loop1: detected capacity change from 0 to 32768 [pid 5226] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10770] close(3) = 0 [pid 10770] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10770] write(1, "executing program\n", 18executing program ) = 18 [pid 10753] <... mount resumed>) = 0 [pid 10770] memfd_create("syzkaller", 0 [pid 10753] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10770] <... memfd_create resumed>) = 3 [pid 10753] <... openat resumed>) = 3 [pid 10770] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10753] chdir("./file0" [pid 10770] <... mmap resumed>) = 0x7f1398600000 [ 352.818051][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 352.823810][T10753] XFS (loop0): Ending clean mount [pid 10753] <... chdir resumed>) = 0 [pid 10753] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] <... umount2 resumed>) = 0 [pid 10753] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5226] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10753] mkdir("./bus", 0777 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./119/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./119/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./119/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 10753] <... mkdir resumed>) = 0 [pid 5226] newfstatat(4, "", [pid 10753] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10753] chdir("./bus" [pid 5226] getdents64(4, [pid 10753] <... chdir resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10753] openat(AT_FDCWD, NULL, O_RDONLY [pid 5226] getdents64(4, [pid 10753] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10753] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5226] close(4 [pid 10753] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 10753] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5226] rmdir("./119/file0") = 0 [ 352.874867][T10755] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 352.884365][T10754] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5226] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] close(3) = 0 [pid 5226] rmdir("./119") = 0 [ 352.921873][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 352.940753][ T5281] XFS (loop0): Unmount and run xfs_repair [ 352.946664][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 352.954134][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 352.963013][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 352.971997][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 352.980936][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 352.989861][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 352.998883][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.007807][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5226] mkdir("./120", 0777) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [ 353.016956][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.026439][T10753] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 353.045091][T10753] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 353.060379][T10753] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 5226] close(3 [pid 10753] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10755] <... mount resumed>) = 0 [pid 10754] <... mount resumed>) = 0 [pid 10755] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10755] chdir("./file0") = 0 [pid 10755] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10755] mkdir("./bus", 0777 [pid 10753] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10753] close(3 [pid 10755] <... mkdir resumed>) = 0 [pid 10754] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10753] <... close resumed>) = 0 [pid 10755] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10754] <... openat resumed>) = 3 [pid 10753] close(4 [pid 10755] chdir("./bus" [pid 10753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] <... chdir resumed>) = 0 [pid 10753] close(5 [pid 10755] openat(AT_FDCWD, NULL, O_RDONLY [pid 10753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10753] close(6 [pid 10755] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10754] chdir("./file0" [pid 10753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10754] <... chdir resumed>) = 0 [pid 10753] close(7 [pid 10755] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10754] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10754] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10753] close(8 [pid 10754] mkdir("./bus", 0777 [pid 10753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10753] close(9) = -1 EBADF (Bad file descriptor) [pid 10753] close(10) = -1 EBADF (Bad file descriptor) [pid 10753] close(11) = -1 EBADF (Bad file descriptor) [pid 10753] close(12) = -1 EBADF (Bad file descriptor) [pid 10753] close(13) = -1 EBADF (Bad file descriptor) [pid 10753] close(14) = -1 EBADF (Bad file descriptor) [pid 10753] close(15) = -1 EBADF (Bad file descriptor) [pid 10753] close(16) = -1 EBADF (Bad file descriptor) [pid 10753] close(17) = -1 EBADF (Bad file descriptor) [pid 10753] close(18) = -1 EBADF (Bad file descriptor) [pid 10753] close(19) = -1 EBADF (Bad file descriptor) [pid 10753] close(20) = -1 EBADF (Bad file descriptor) [pid 10753] close(21) = -1 EBADF (Bad file descriptor) [pid 10753] close(22) = -1 EBADF (Bad file descriptor) [pid 10753] close(23) = -1 EBADF (Bad file descriptor) [pid 10753] close(24) = -1 EBADF (Bad file descriptor) [pid 10753] close(25) = -1 EBADF (Bad file descriptor) [pid 10753] close(26) = -1 EBADF (Bad file descriptor) [pid 10753] close(27) = -1 EBADF (Bad file descriptor) [pid 10753] close(28) = -1 EBADF (Bad file descriptor) [pid 10753] close(29) = -1 EBADF (Bad file descriptor) [pid 10753] exit_group(0) = ? [pid 10753] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=127, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5221] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./125/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./125/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./125/cgroup") = 0 [pid 5221] umount2("./125/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./125/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./125/cgroup.cpu") = 0 [pid 5221] umount2("./125/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./125/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./125/cgroup.net") = 0 [pid 5221] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./125/binderfs") = 0 [ 353.075663][T10755] XFS (loop2): Ending clean mount [ 353.081217][T10754] XFS (loop1): Ending clean mount [ 353.103166][ T9] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 353.120456][ T9] XFS (loop2): Unmount and run xfs_repair [ 353.133928][ T9] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 353.141378][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 353.150794][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 353.171313][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5221] umount2("./125/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 353.183865][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 353.203792][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 353.217923][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10770] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5221] umount2("./125/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./125/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./125/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./125/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./125/file0") = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3) = 0 [pid 5221] rmdir("./125") = 0 [pid 5221] mkdir("./126", 0777) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [ 353.241153][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.253672][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.266618][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.276734][T10755] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10789 attached [pid 10755] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 353.326251][T10755] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 353.347780][T10755] XFS (loop2): Please unmount the filesystem and rectify the problem(s) executing program [pid 10789] set_robust_list(0x55557c72f760, 24 [pid 10755] mkdir(NULL, 000 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 122 [pid 10789] <... set_robust_list resumed>) = 0 [pid 10755] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10789] chdir("./120" [pid 10755] close(3 [pid 10789] <... chdir resumed>) = 0 [pid 10755] <... close resumed>) = 0 [pid 10789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10755] close(4 [pid 10789] <... prctl resumed>) = 0 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] setpgid(0, 0) = 0 [pid 10755] close(5 [pid 10789] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] <... symlink resumed>) = 0 [pid 10789] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 10755] close(6 [pid 10789] <... symlink resumed>) = 0 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10755] close(7 [pid 10789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] <... openat resumed>) = 3 [pid 10755] close(8 [pid 10789] write(3, "1000", 4 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] <... write resumed>) = 4 [pid 10789] close(3 [pid 10755] close(9 [pid 10789] <... close resumed>) = 0 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10755] close(10 [pid 10789] write(1, "executing program\n", 18 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] <... write resumed>) = 18 [pid 10755] close(11 [pid 10789] memfd_create("syzkaller", 0 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] close(12) = -1 EBADF (Bad file descriptor) [pid 10755] close(13 [pid 10789] <... memfd_create resumed>) = 3 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10789] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10755] close(14 [pid 10789] <... mmap resumed>) = 0x7f1398600000 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] close(15) = -1 EBADF (Bad file descriptor) [pid 10755] close(16 [pid 10754] <... mkdir resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 10754] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10754] chdir("./bus"./strace-static-x86_64: Process 10790 attached ) = 0 [pid 10790] set_robust_list(0x55557c72f760, 24 [pid 10754] openat(AT_FDCWD, NULL, O_RDONLY [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 128 [pid 10790] <... set_robust_list resumed>) = 0 [pid 10754] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10790] chdir("./126" [pid 10754] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10790] <... chdir resumed>) = 0 [pid 10754] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10754] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10790] <... prctl resumed>) = 0 [pid 10755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10755] close(17) = -1 EBADF (Bad file descriptor) [pid 10755] close(18) = -1 EBADF (Bad file descriptor) [pid 10755] close(19) = -1 EBADF (Bad file descriptor) [pid 10755] close(20) = -1 EBADF (Bad file descriptor) [pid 10790] setpgid(0, 0 [pid 10755] close(21) = -1 EBADF (Bad file descriptor) [pid 10755] close(22) = -1 EBADF (Bad file descriptor) [pid 10755] close(23) = -1 EBADF (Bad file descriptor) [pid 10755] close(24) = -1 EBADF (Bad file descriptor) [pid 10755] close(25) = -1 EBADF (Bad file descriptor) [pid 10755] close(26) = -1 EBADF (Bad file descriptor) [pid 10755] close(27) = -1 EBADF (Bad file descriptor) [pid 10755] close(28) = -1 EBADF (Bad file descriptor) [pid 10755] close(29) = -1 EBADF (Bad file descriptor) [pid 10755] exit_group(0) = ? [pid 10755] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=35 /* 0.35 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10790] <... setpgid resumed>) = 0 [pid 5224] umount2("./120/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./120/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./120/cgroup") = 0 [pid 5224] umount2("./120/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./120/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./120/cgroup.cpu") = 0 [pid 5224] umount2("./120/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./120/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./120/cgroup.net") = 0 [pid 5224] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./120/binderfs", [pid 10790] <... symlink resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./120/binderfs") = 0 [pid 5224] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10790] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10790] write(3, "1000", 4) = 4 [pid 10790] close(3) = 0 [pid 10790] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10790] write(1, "executing program\n", 18) = 18 [ 353.407136][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 353.419945][ T5281] XFS (loop1): Unmount and run xfs_repair [ 353.428439][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 353.436655][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 353.443661][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10790] memfd_create("syzkaller", 0) = 3 [pid 10790] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5224] <... umount2 resumed>) = 0 [pid 5224] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./120/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./120/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [ 353.476495][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 353.497063][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./120/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./120") = 0 [pid 5224] mkdir("./121", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [ 353.540532][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 353.567688][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 353.623828][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.632872][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.673752][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 353.703655][T10754] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] close(3 [pid 10789] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10754] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [ 353.725839][T10754] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 353.763639][T10754] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [pid 10790] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10770] <... write resumed>) = 16777216 [pid 10754] mkdir(NULL, 000 [pid 5224] <... close resumed>) = 0 [pid 10789] <... write resumed>) = 16777216 [pid 10770] munmap(0x7f1398600000, 138412032 [pid 10754] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10789] munmap(0x7f1398600000, 138412032 [pid 10754] close(3) = 0 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 123 [pid 10754] close(4) = -1 EBADF (Bad file descriptor) [pid 10754] close(5) = -1 EBADF (Bad file descriptor) [pid 10754] close(6) = -1 EBADF (Bad file descriptor) [pid 10754] close(7) = -1 EBADF (Bad file descriptor) [pid 10754] close(8) = -1 EBADF (Bad file descriptor) [pid 10754] close(9) = -1 EBADF (Bad file descriptor) [pid 10754] close(10) = -1 EBADF (Bad file descriptor) [pid 10754] close(11) = -1 EBADF (Bad file descriptor) [pid 10754] close(12) = -1 EBADF (Bad file descriptor) [pid 10754] close(13) = -1 EBADF (Bad file descriptor) [pid 10754] close(14) = -1 EBADF (Bad file descriptor) [pid 10754] close(15) = -1 EBADF (Bad file descriptor) [pid 10754] close(16) = -1 EBADF (Bad file descriptor) [pid 10754] close(17) = -1 EBADF (Bad file descriptor) [pid 10754] close(18) = -1 EBADF (Bad file descriptor) [pid 10754] close(19) = -1 EBADF (Bad file descriptor) [pid 10754] close(20) = -1 EBADF (Bad file descriptor) [pid 10754] close(21) = -1 EBADF (Bad file descriptor) [pid 10754] close(22) = -1 EBADF (Bad file descriptor) [pid 10754] close(23) = -1 EBADF (Bad file descriptor) [pid 10754] close(24) = -1 EBADF (Bad file descriptor) [pid 10754] close(25) = -1 EBADF (Bad file descriptor) [pid 10754] close(26) = -1 EBADF (Bad file descriptor) [pid 10754] close(27) = -1 EBADF (Bad file descriptor) [pid 10754] close(28) = -1 EBADF (Bad file descriptor) [pid 10754] close(29) = -1 EBADF (Bad file descriptor) [pid 10754] exit_group(0./strace-static-x86_64: Process 10791 attached [pid 10790] <... write resumed>) = 16777216 [pid 10754] <... exit_group resumed>) = ? [pid 10790] munmap(0x7f1398600000, 138412032 [pid 10754] +++ exited with 0 +++ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=127, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=39 /* 0.39 s */} --- [pid 5223] umount2("./125", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./125", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./125/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./125/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./125/cgroup") = 0 [pid 5223] umount2("./125/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./125/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./125/cgroup.cpu") = 0 [pid 5223] umount2("./125/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./125/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./125/cgroup.net") = 0 [pid 5223] umount2("./125/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./125/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./125/binderfs") = 0 [pid 5223] umount2("./125/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10770] <... munmap resumed>) = 0 [pid 10791] set_robust_list(0x55557c72f760, 24 [pid 10790] <... munmap resumed>) = 0 [pid 10789] <... munmap resumed>) = 0 [pid 10791] <... set_robust_list resumed>) = 0 [pid 10770] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10791] chdir("./121" [pid 10790] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10789] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10770] <... openat resumed>) = 4 [pid 10770] ioctl(4, LOOP_SET_FD, 3 [pid 10791] <... chdir resumed>) = 0 [pid 10790] <... openat resumed>) = 4 [pid 10789] <... openat resumed>) = 4 [pid 10791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10790] ioctl(4, LOOP_SET_FD, 3 [pid 10789] ioctl(4, LOOP_SET_FD, 3 [pid 10791] <... prctl resumed>) = 0 [pid 10791] setpgid(0, 0) = 0 [pid 10770] <... ioctl resumed>) = 0 executing program [pid 10791] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10790] <... ioctl resumed>) = 0 [pid 10789] <... ioctl resumed>) = 0 [pid 10770] close(3 [pid 10789] close(3) = 0 [pid 10789] close(4) = 0 [pid 10789] mkdir("./file0", 0777) = 0 [pid 10789] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10770] <... close resumed>) = 0 [pid 10791] <... symlink resumed>) = 0 [pid 10791] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10791] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10791] write(3, "1000", 4) = 4 [pid 10791] close(3) = 0 [pid 10791] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10791] write(1, "executing program\n", 18) = 18 [pid 10791] memfd_create("syzkaller", 0) = 3 [pid 10791] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10790] close(3 [pid 10770] close(4 [pid 10790] <... close resumed>) = 0 [pid 10770] <... close resumed>) = 0 [pid 10790] close(4 [ 354.032369][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 354.047131][T10770] loop3: detected capacity change from 0 to 32768 [ 354.049809][T10790] loop0: detected capacity change from 0 to 32768 [ 354.062539][T10789] loop4: detected capacity change from 0 to 32768 [pid 10770] mkdir("./file0", 0777 [pid 10790] <... close resumed>) = 0 [pid 10770] <... mkdir resumed>) = 0 [pid 10790] mkdir("./file0", 0777 [pid 10770] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10790] <... mkdir resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 10790] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5223] umount2("./125/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./125/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./125/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./125/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [ 354.154413][T10789] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./125/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./125") = 0 [pid 5223] mkdir("./126", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 354.217586][T10790] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 354.246213][T10770] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5223] close(3 [pid 10789] <... mount resumed>) = 0 [pid 10789] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10789] chdir("./file0") = 0 [pid 10789] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10789] mkdir("./bus", 0777) = 0 [pid 10789] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10789] chdir("./bus") = 0 [ 354.308283][T10789] XFS (loop4): Ending clean mount [pid 10791] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10789] openat(AT_FDCWD, NULL, O_RDONLY [pid 5223] <... close resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10816 attached [pid 10789] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10789] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10789] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10816] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 128 [pid 10816] <... set_robust_list resumed>) = 0 [pid 10816] chdir("./126") = 0 [pid 10816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10790] <... mount resumed>) = 0 [pid 10816] setpgid(0, 0 [pid 10790] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10816] <... setpgid resumed>) = 0 [pid 10790] <... openat resumed>) = 3 [pid 10790] chdir("./file0" [ 354.378258][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 354.378445][T10790] XFS (loop0): Ending clean mount [ 354.396392][ T8] XFS (loop4): Unmount and run xfs_repair [ 354.405636][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 354.413144][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10816] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 10790] <... chdir resumed>) = 0 [pid 10816] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 10790] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10816] <... symlink resumed>) = 0 [pid 10816] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 10790] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10816] <... symlink resumed>) = 0 [pid 10790] mkdir("./bus", 0777 [pid 10770] <... mount resumed>) = 0 [pid 10770] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10770] <... openat resumed>) = 3 [pid 10790] <... mkdir resumed>) = 0 [pid 10770] chdir("./file0" [pid 10816] <... openat resumed>) = 3 [pid 10790] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10770] <... chdir resumed>) = 0 [pid 10816] write(3, "1000", 4 [pid 10790] chdir("./bus" [pid 10770] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10816] <... write resumed>) = 4 [pid 10790] <... chdir resumed>) = 0 [pid 10770] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10816] close(3 [pid 10790] openat(AT_FDCWD, NULL, O_RDONLY [pid 10770] mkdir("./bus", 0777 [pid 10816] <... close resumed>) = 0 [pid 10790] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10770] <... mkdir resumed>) = 0 [pid 10816] symlink("/dev/binderfs", "./binderfs" [pid 10790] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10770] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10816] <... symlink resumed>) = 0 [pid 10790] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 354.431673][T10770] XFS (loop3): Ending clean mount [pid 10770] chdir("./bus"executing program [pid 10816] write(1, "executing program\n", 18 [pid 10790] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10770] <... chdir resumed>) = 0 [pid 10816] <... write resumed>) = 18 [pid 10770] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10770] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10770] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 354.454947][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 354.467784][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 354.467837][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 354.467871][ T5281] XFS (loop0): Unmount and run xfs_repair [ 354.480176][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10816] memfd_create("syzkaller", 0) = 3 [pid 10816] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 354.489160][ T60] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 354.495112][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 354.513624][ T60] XFS (loop3): Unmount and run xfs_repair [ 354.528995][ T60] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 354.537113][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 354.543656][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.563626][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.563727][ T60] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 354.581492][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.581562][T10789] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 354.590513][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10789] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10789] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10789] close(3) = 0 [ 354.614320][T10789] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 354.630482][T10789] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 354.643703][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 354.652725][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10789] close(4) = -1 EBADF (Bad file descriptor) [pid 10789] close(5) = -1 EBADF (Bad file descriptor) [pid 10789] close(6) = -1 EBADF (Bad file descriptor) [pid 10789] close(7) = -1 EBADF (Bad file descriptor) [pid 10789] close(8) = -1 EBADF (Bad file descriptor) [pid 10789] close(9) = -1 EBADF (Bad file descriptor) [pid 10789] close(10) = -1 EBADF (Bad file descriptor) [pid 10789] close(11) = -1 EBADF (Bad file descriptor) [pid 10789] close(12) = -1 EBADF (Bad file descriptor) [pid 10789] close(13) = -1 EBADF (Bad file descriptor) [pid 10789] close(14) = -1 EBADF (Bad file descriptor) [pid 10789] close(15) = -1 EBADF (Bad file descriptor) [pid 10789] close(16) = -1 EBADF (Bad file descriptor) [pid 10789] close(17) = -1 EBADF (Bad file descriptor) [pid 10789] close(18) = -1 EBADF (Bad file descriptor) [pid 10789] close(19) = -1 EBADF (Bad file descriptor) [pid 10789] close(20) = -1 EBADF (Bad file descriptor) [pid 10789] close(21) = -1 EBADF (Bad file descriptor) [pid 10789] close(22) = -1 EBADF (Bad file descriptor) [pid 10789] close(23) = -1 EBADF (Bad file descriptor) [pid 10789] close(24) = -1 EBADF (Bad file descriptor) [pid 10789] close(25) = -1 EBADF (Bad file descriptor) [pid 10789] close(26) = -1 EBADF (Bad file descriptor) [pid 10789] close(27) = -1 EBADF (Bad file descriptor) [pid 10789] close(28) = -1 EBADF (Bad file descriptor) [pid 10789] close(29) = -1 EBADF (Bad file descriptor) [pid 10789] exit_group(0) = ? [pid 10789] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./120", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./120", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./120/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./120/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./120/cgroup") = 0 [pid 5226] umount2("./120/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 354.661700][ T60] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 354.670780][ T60] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 354.680616][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 354.689638][ T60] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 354.699542][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5226] newfstatat(AT_FDCWD, "./120/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./120/cgroup.cpu") = 0 [pid 5226] umount2("./120/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./120/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./120/cgroup.net") = 0 [pid 5226] umount2("./120/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./120/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./120/binderfs") = 0 [ 354.708574][ T60] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 354.718835][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.727855][ T60] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.737361][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.747184][ T60] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.747565][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 354.756678][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.773861][ T60] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 354.782883][T10770] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 354.782927][T10790] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5226] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10790] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 354.808929][T10790] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 354.823701][T10790] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [pid 10790] close(3 [pid 10791] <... write resumed>) = 16777216 [pid 10790] <... close resumed>) = 0 [pid 10791] munmap(0x7f1398600000, 138412032 [pid 10790] close(4) = -1 EBADF (Bad file descriptor) [pid 10790] close(5) = -1 EBADF (Bad file descriptor) [pid 10790] close(6) = -1 EBADF (Bad file descriptor) [pid 10790] close(7) = -1 EBADF (Bad file descriptor) [pid 10790] close(8) = -1 EBADF (Bad file descriptor) [pid 10790] close(9) = -1 EBADF (Bad file descriptor) [ 354.854384][T10770] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10790] close(10 [pid 10791] <... munmap resumed>) = 0 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10791] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10770] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10770] close(3 [pid 10791] <... openat resumed>) = 4 [pid 10790] close(11 [pid 5226] <... umount2 resumed>) = 0 [pid 10791] ioctl(4, LOOP_SET_FD, 3 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] <... close resumed>) = 0 [pid 5226] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] close(12 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 354.894620][T10770] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 354.927873][T10791] loop2: detected capacity change from 0 to 32768 [pid 5226] newfstatat(AT_FDCWD, "./120/file0", [pid 10790] close(13 [pid 10791] <... ioctl resumed>) = 0 [pid 10770] close(4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10791] close(3 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./120/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10791] <... close resumed>) = 0 [pid 10770] close(5 [pid 10791] close(4 [pid 10770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10791] <... close resumed>) = 0 [pid 10770] close(6 [pid 10791] mkdir("./file0", 0777 [pid 10770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10791] <... mkdir resumed>) = 0 [pid 10770] close(7 [pid 10791] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10790] close(14 [pid 10770] close(8 [pid 5226] openat(AT_FDCWD, "./120/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] close(9) = -1 EBADF (Bad file descriptor) [pid 10770] close(10) = -1 EBADF (Bad file descriptor) [pid 10770] close(11) = -1 EBADF (Bad file descriptor) [pid 10770] close(12) = -1 EBADF (Bad file descriptor) [pid 10770] close(13) = -1 EBADF (Bad file descriptor) [pid 10770] close(14) = -1 EBADF (Bad file descriptor) [pid 10770] close(15) = -1 EBADF (Bad file descriptor) [pid 10770] close(16) = -1 EBADF (Bad file descriptor) [pid 10770] close(17) = -1 EBADF (Bad file descriptor) [pid 10770] close(18 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 10770] close(19) = -1 EBADF (Bad file descriptor) [pid 10770] close(20) = -1 EBADF (Bad file descriptor) [pid 10770] close(21) = -1 EBADF (Bad file descriptor) [pid 10770] close(22) = -1 EBADF (Bad file descriptor) [pid 10770] close(23) = -1 EBADF (Bad file descriptor) [pid 10770] close(24) = -1 EBADF (Bad file descriptor) [pid 10770] close(25) = -1 EBADF (Bad file descriptor) [pid 10770] close(26) = -1 EBADF (Bad file descriptor) [pid 10770] close(27) = -1 EBADF (Bad file descriptor) [pid 10770] close(28) = -1 EBADF (Bad file descriptor) [pid 10770] close(29) = -1 EBADF (Bad file descriptor) [pid 10770] exit_group(0) = ? [pid 10790] close(15 [pid 10770] +++ exited with 0 +++ [pid 5226] newfstatat(4, "", [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=38 /* 0.38 s */} --- [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10790] close(16 [pid 5226] getdents64(4, [pid 5225] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10790] close(17 [pid 5226] getdents64(4, [pid 5225] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] <... openat resumed>) = 3 [pid 10790] close(18 [pid 5226] close(4 [pid 5225] newfstatat(3, "", [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10790] close(19 [pid 5226] rmdir("./120/file0" [pid 5225] getdents64(3, [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./122/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] close(20 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] getdents64(3, [pid 5225] newfstatat(AT_FDCWD, "./122/cgroup", [pid 10790] close(21 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] close(3 [pid 5225] unlink("./122/cgroup" [pid 10790] close(22 [pid 5226] <... close resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./120" [pid 5225] umount2("./122/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10790] close(23 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./122/cgroup.cpu", [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] mkdir("./121", 0777 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10790] close(24 [pid 5225] unlink("./122/cgroup.cpu" [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... mkdir resumed>) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 10790] close(25 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] umount2("./122/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 3 [pid 5225] newfstatat(AT_FDCWD, "./122/cgroup.net", [pid 10790] close(26 [pid 5226] ioctl(3, LOOP_CLR_FD [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... ioctl resumed>) = 0 [ 354.966239][T10791] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 354.989780][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] unlink("./122/cgroup.net" [pid 10790] close(27 [pid 5226] close(3 [pid 5225] <... unlink resumed>) = 0 [pid 10790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5225] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./122/binderfs") = 0 [pid 5225] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10790] close(28) = -1 EBADF (Bad file descriptor) [pid 10790] close(29) = -1 EBADF (Bad file descriptor) [pid 10790] exit_group(0) = ? [pid 10790] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] umount2("./126/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./126/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./126/cgroup") = 0 [pid 5221] umount2("./126/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./126/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./126/cgroup.cpu") = 0 [pid 5221] umount2("./126/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./126/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./126/cgroup.net") = 0 [pid 5221] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./126/binderfs") = 0 [pid 5221] umount2("./126/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 355.029196][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10816] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10825 attached [pid 10825] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 123 [pid 10825] <... set_robust_list resumed>) = 0 [pid 10825] chdir("./121" [pid 5221] <... umount2 resumed>) = 0 [pid 10825] <... chdir resumed>) = 0 [pid 5221] umount2("./126/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5221] newfstatat(AT_FDCWD, "./126/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./126/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10825] <... prctl resumed>) = 0 [pid 10825] setpgid(0, 0 [pid 5221] openat(AT_FDCWD, "./126/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10825] <... setpgid resumed>) = 0 [pid 10825] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5221] <... openat resumed>) = 4 [pid 5221] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] close(4) = 0 [pid 5221] rmdir("./126/file0") = 0 [pid 5225] <... umount2 resumed>) = 0 [pid 5221] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] close(3 [pid 10825] <... symlink resumed>) = 0 [pid 5225] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10825] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10825] <... symlink resumed>) = 0 [pid 5225] newfstatat(AT_FDCWD, "./122/file0", [pid 5221] <... close resumed>) = 0 [pid 5221] rmdir("./126") = 0 [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10825] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5221] mkdir("./127", 0777 [pid 10825] <... symlink resumed>) = 0 [pid 5225] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... mkdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... openat resumed>) = 3 [pid 5221] ioctl(3, LOOP_CLR_FD) = 0 [pid 5221] close(3 [pid 10825] <... openat resumed>) = 3 [pid 10791] <... mount resumed>) = 0 [pid 5225] openat(AT_FDCWD, "./122/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10825] write(3, "1000", 4 [pid 5225] <... openat resumed>) = 4 [pid 10825] <... write resumed>) = 4 [pid 5225] newfstatat(4, "", [ 355.149827][T10791] XFS (loop2): Ending clean mount [pid 10825] close(3) = 0 [pid 10791] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10825] symlink("/dev/binderfs", "./binderfs" [pid 10791] <... openat resumed>) = 3 [pid 10825] <... symlink resumed>) = 0 [pid 10791] chdir("./file0"executing program [pid 5225] getdents64(4, [pid 10825] write(1, "executing program\n", 18 [pid 10791] <... chdir resumed>) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10825] <... write resumed>) = 18 [pid 5225] getdents64(4, [pid 10825] memfd_create("syzkaller", 0 [pid 10791] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10825] <... memfd_create resumed>) = 3 [pid 5225] close(4 [pid 10825] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10791] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5225] <... close resumed>) = 0 [pid 10825] <... mmap resumed>) = 0x7f1398600000 [pid 10791] mkdir("./bus", 0777 [pid 5225] rmdir("./122/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10791] <... mkdir resumed>) = 0 [pid 5225] close(3 [pid 10791] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5225] <... close resumed>) = 0 [pid 10791] chdir("./bus" [pid 5225] rmdir("./122" [pid 10791] <... chdir resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 10791] openat(AT_FDCWD, NULL, O_RDONLY [pid 5225] mkdir("./123", 0777 [pid 10791] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5225] <... mkdir resumed>) = 0 [pid 10791] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 10791] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5225] <... openat resumed>) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5225] close(3 [pid 5221] <... close resumed>) = 0 [ 355.266977][ T8] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 355.299228][ T8] XFS (loop2): Unmount and run xfs_repair [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10826 attached , child_tidptr=0x55557c72f750) = 129 [pid 10826] set_robust_list(0x55557c72f760, 24) = 0 [pid 10826] chdir("./127") = 0 [pid 10826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10826] setpgid(0, 0) = 0 [pid 10826] symlink("/syzcgroup/unified/syz0", "./cgroup"executing program ) = 0 [pid 10826] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10826] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10826] write(3, "1000", 4) = 4 [pid 10826] close(3) = 0 [pid 10826] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10826] write(1, "executing program\n", 18) = 18 [pid 10826] memfd_create("syzkaller", 0) = 3 [pid 10826] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [ 355.340265][ T8] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 355.379024][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 355.403607][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 355.412526][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 355.433720][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 355.442837][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 355.474099][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 355.483011][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 355.509815][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5225] <... close resumed>) = 0 [pid 10816] <... write resumed>) = 16777216 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10827 attached [ 355.526162][T10791] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10816] munmap(0x7f1398600000, 138412032 [pid 10827] set_robust_list(0x55557c72f760, 24 [pid 10825] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 125 [pid 10827] <... set_robust_list resumed>) = 0 [pid 10827] chdir("./123") = 0 [pid 10827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10827] setpgid(0, 0) = 0 [pid 10827] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10827] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10827] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10827] write(3, "1000", 4) = 4 [pid 10827] close(3) = 0 [pid 10827] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10827] write(1, "executing program\n", 18) = 18 [pid 10827] memfd_create("syzkaller", 0) = 3 [pid 10827] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10826] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10816] <... munmap resumed>) = 0 [ 355.656723][T10791] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 355.677762][T10791] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 10816] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10816] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10791] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10816] close(3 [pid 10791] mkdir(NULL, 000 [pid 10816] <... close resumed>) = 0 [pid 10791] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10816] close(4 [pid 10791] close(3 [pid 10816] <... close resumed>) = 0 [pid 10791] <... close resumed>) = 0 [pid 10816] mkdir("./file0", 0777 [pid 10791] close(4 [pid 10816] <... mkdir resumed>) = 0 [pid 10791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10816] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10791] close(5) = -1 EBADF (Bad file descriptor) [pid 10791] close(6) = -1 EBADF (Bad file descriptor) [pid 10791] close(7) = -1 EBADF (Bad file descriptor) [pid 10791] close(8) = -1 EBADF (Bad file descriptor) [pid 10791] close(9) = -1 EBADF (Bad file descriptor) [pid 10791] close(10) = -1 EBADF (Bad file descriptor) [pid 10791] close(11) = -1 EBADF (Bad file descriptor) [ 355.705938][T10816] loop1: detected capacity change from 0 to 32768 [pid 10791] close(12) = -1 EBADF (Bad file descriptor) [pid 10791] close(13) = -1 EBADF (Bad file descriptor) [pid 10791] close(14) = -1 EBADF (Bad file descriptor) [pid 10791] close(15) = -1 EBADF (Bad file descriptor) [pid 10791] close(16) = -1 EBADF (Bad file descriptor) [pid 10791] close(17) = -1 EBADF (Bad file descriptor) [pid 10791] close(18) = -1 EBADF (Bad file descriptor) [pid 10791] close(19) = -1 EBADF (Bad file descriptor) [pid 10791] close(20) = -1 EBADF (Bad file descriptor) [pid 10791] close(21) = -1 EBADF (Bad file descriptor) [pid 10791] close(22) = -1 EBADF (Bad file descriptor) [pid 10791] close(23) = -1 EBADF (Bad file descriptor) [pid 10791] close(24) = -1 EBADF (Bad file descriptor) [pid 10791] close(25) = -1 EBADF (Bad file descriptor) [pid 10791] close(26) = -1 EBADF (Bad file descriptor) [pid 10791] close(27) = -1 EBADF (Bad file descriptor) [pid 10791] close(28) = -1 EBADF (Bad file descriptor) [pid 10791] close(29) = -1 EBADF (Bad file descriptor) [pid 10791] exit_group(0) = ? [pid 10791] +++ exited with 0 +++ [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=37 /* 0.37 s */} --- [pid 5224] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5224] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] umount2("./121/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./121/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./121/cgroup") = 0 [pid 5224] umount2("./121/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./121/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./121/cgroup.cpu" [pid 10826] <... write resumed>) = 16777216 [pid 5224] <... unlink resumed>) = 0 [pid 10826] munmap(0x7f1398600000, 138412032 [pid 5224] umount2("./121/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10827] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10826] <... munmap resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./121/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./121/cgroup.net") = 0 [pid 5224] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10826] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5224] unlink("./121/binderfs" [pid 10826] <... openat resumed>) = 4 [pid 5224] <... unlink resumed>) = 0 [pid 5224] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10826] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10825] <... write resumed>) = 16777216 [pid 10826] close(3 [pid 10825] munmap(0x7f1398600000, 138412032 [pid 10826] <... close resumed>) = 0 [pid 10825] <... munmap resumed>) = 0 [pid 10826] close(4 [pid 10825] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10826] <... close resumed>) = 0 [pid 10825] <... openat resumed>) = 4 [pid 10826] mkdir("./file0", 0777 [pid 10825] ioctl(4, LOOP_SET_FD, 3 [pid 10826] <... mkdir resumed>) = 0 [pid 10826] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10825] <... ioctl resumed>) = 0 [pid 10825] close(3) = 0 [pid 10825] close(4) = 0 [pid 10825] mkdir("./file0", 0777) = 0 [ 355.954581][T10826] loop0: detected capacity change from 0 to 32768 [ 355.971995][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 355.991677][T10825] loop4: detected capacity change from 0 to 32768 [ 356.067370][T10816] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10825] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10827] <... write resumed>) = 16777216 [pid 10827] munmap(0x7f1398600000, 138412032) = 0 [pid 10827] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 10827] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10827] close(3) = 0 [pid 10827] close(4) = 0 [pid 10827] mkdir("./file0", 0777) = 0 [pid 10827] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 5224] <... umount2 resumed>) = 0 [ 356.154313][T10827] loop3: detected capacity change from 0 to 32768 [ 356.173320][T10825] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 356.192296][T10826] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5224] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./121/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] openat(AT_FDCWD, "./121/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5224] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5224] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5224] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5224] close(4) = 0 [pid 5224] rmdir("./121/file0") = 0 [pid 5224] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] close(3) = 0 [pid 5224] rmdir("./121") = 0 [pid 5224] mkdir("./122", 0777) = 0 [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5224] ioctl(3, LOOP_CLR_FD) = 0 [pid 5224] close(3 [pid 10826] <... mount resumed>) = 0 [pid 10826] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10826] chdir("./file0") = 0 [pid 10826] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10816] <... mount resumed>) = 0 [pid 10826] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10816] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10826] mkdir("./bus", 0777 [pid 10816] <... openat resumed>) = 3 [pid 10816] chdir("./file0") = 0 [pid 10816] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10816] mkdir("./bus", 0777 [pid 10826] <... mkdir resumed>) = 0 [pid 10826] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10826] chdir("./bus") = 0 [ 356.278214][T10827] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 356.284830][T10826] XFS (loop0): Ending clean mount [ 356.289494][T10816] XFS (loop1): Ending clean mount [pid 10826] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10826] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10826] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10816] <... mkdir resumed>) = 0 [pid 10816] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10816] chdir("./bus") = 0 [pid 10816] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] <... close resumed>) = 0 [pid 10816] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10816] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10816] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [ 356.344446][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 356.356832][ T9] XFS (loop0): Unmount and run xfs_repair [ 356.362618][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 356.370330][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 356.379563][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10816] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"./strace-static-x86_64: Process 10860 attached [pid 10860] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 124 [pid 10860] <... set_robust_list resumed>) = 0 [ 356.388688][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 356.398025][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 356.407229][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 356.416423][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.416736][ T5281] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 356.425724][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.436810][ T5281] XFS (loop1): Unmount and run xfs_repair [ 356.436833][ T5281] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 356.436855][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 356.436875][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 356.436893][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 356.445842][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10860] chdir("./122") = 0 [pid 10825] <... mount resumed>) = 0 [pid 10825] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10825] chdir("./file0") = 0 [pid 10825] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10825] mkdir("./bus", 0777) = 0 [pid 10825] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10825] chdir("./bus") = 0 [pid 10825] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10825] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10825] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 356.447040][T10825] XFS (loop4): Ending clean mount [ 356.452150][T10826] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 356.494911][ T8] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 356.500139][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 356.518998][ T8] XFS (loop4): Unmount and run xfs_repair [pid 10860] setpgid(0, 0) = 0 [ 356.526369][T10826] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 356.535498][T10827] XFS (loop3): Ending clean mount [ 356.537898][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 356.553972][ T8] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 356.557739][T10826] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 356.567632][ T8] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10860] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10826] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10827] <... mount resumed>) = 0 [pid 10827] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10827] chdir("./file0") = 0 [pid 10827] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10827] mkdir("./bus", 0777) = 0 [pid 10827] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10827] chdir("./bus") = 0 [pid 10827] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10827] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10827] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10860] <... symlink resumed>) = 0 [pid 10826] mkdir(NULL, 000 [pid 10860] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 10860] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 10860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10860] write(3, "1000", 4) = 4 [pid 10860] close(3) = 0 [pid 10860] symlink("/dev/binderfs", "./binderfs") = 0 [ 356.575272][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.591682][ T9] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 356.599914][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.612103][ T8] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 356.629113][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ executing program [pid 10860] write(1, "executing program\n", 18) = 18 [pid 10860] memfd_create("syzkaller", 0 [pid 10826] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10860] <... memfd_create resumed>) = 3 [pid 10826] close(3 [pid 10860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10826] <... close resumed>) = 0 [pid 10860] <... mmap resumed>) = 0x7f1398600000 [pid 10826] close(4) = -1 EBADF (Bad file descriptor) [pid 10826] close(5) = -1 EBADF (Bad file descriptor) [pid 10826] close(6) = -1 EBADF (Bad file descriptor) [pid 10826] close(7) = -1 EBADF (Bad file descriptor) [ 356.629182][T10816] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 356.647475][ T9] XFS (loop3): Unmount and run xfs_repair [ 356.659083][T10816] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 356.669801][ T9] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 356.674425][T10816] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 356.691764][ T8] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 356.700829][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 356.709879][ T8] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 356.718935][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 356.727876][ T8] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 356.736814][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [pid 10826] close(8) = -1 EBADF (Bad file descriptor) [pid 10816] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10826] close(9) = -1 EBADF (Bad file descriptor) [pid 10816] mkdir(NULL, 000 [pid 10826] close(10) = -1 EBADF (Bad file descriptor) [pid 10826] close(11) = -1 EBADF (Bad file descriptor) [pid 10826] close(12) = -1 EBADF (Bad file descriptor) [pid 10826] close(13) = -1 EBADF (Bad file descriptor) [pid 10826] close(14) = -1 EBADF (Bad file descriptor) [pid 10826] close(15) = -1 EBADF (Bad file descriptor) [pid 10826] close(16) = -1 EBADF (Bad file descriptor) [pid 10826] close(17) = -1 EBADF (Bad file descriptor) [pid 10826] close(18) = -1 EBADF (Bad file descriptor) [pid 10826] close(19) = -1 EBADF (Bad file descriptor) [pid 10826] close(20) = -1 EBADF (Bad file descriptor) [pid 10826] close(21) = -1 EBADF (Bad file descriptor) [pid 10826] close(22) = -1 EBADF (Bad file descriptor) [pid 10826] close(23) = -1 EBADF (Bad file descriptor) [pid 10826] close(24) = -1 EBADF (Bad file descriptor) [pid 10826] close(25) = -1 EBADF (Bad file descriptor) [pid 10826] close(26) = -1 EBADF (Bad file descriptor) [pid 10826] close(27) = -1 EBADF (Bad file descriptor) [pid 10816] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10826] close(28 [pid 10816] close(3 [pid 10826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10816] <... close resumed>) = 0 [pid 10826] close(29 [pid 10816] close(4 [pid 10826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10826] exit_group(0 [pid 10816] close(5) = -1 EBADF (Bad file descriptor) [pid 10826] <... exit_group resumed>) = ? [pid 10816] close(6 [pid 10826] +++ exited with 0 +++ [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10816] close(7) = -1 EBADF (Bad file descriptor) [ 356.745734][ T8] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.754691][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 356.763656][ T8] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.772547][ T8] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.781598][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10816] close(8) = -1 EBADF (Bad file descriptor) [pid 10816] close(9) = -1 EBADF (Bad file descriptor) [pid 10816] close(10) = -1 EBADF (Bad file descriptor) [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=34 /* 0.34 s */} --- [pid 10816] close(11) = -1 EBADF (Bad file descriptor) [pid 10816] close(12) = -1 EBADF (Bad file descriptor) [pid 10816] close(13) = -1 EBADF (Bad file descriptor) [pid 10816] close(14) = -1 EBADF (Bad file descriptor) [pid 10816] close(15) = -1 EBADF (Bad file descriptor) [pid 10816] close(16) = -1 EBADF (Bad file descriptor) [pid 10816] close(17) = -1 EBADF (Bad file descriptor) [pid 10816] close(18 [pid 5221] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10816] close(19 [pid 5221] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... openat resumed>) = 3 [pid 10816] close(20 [pid 5221] newfstatat(3, "", [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10816] close(21 [pid 5221] getdents64(3, [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10816] close(22 [pid 5221] umount2("./127/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10816] close(23 [pid 5221] newfstatat(AT_FDCWD, "./127/cgroup", [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10816] close(24 [pid 5221] unlink("./127/cgroup" [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10816] close(25 [pid 5221] umount2("./127/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10816] close(26 [pid 5221] newfstatat(AT_FDCWD, "./127/cgroup.cpu", [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10816] close(27 [pid 5221] unlink("./127/cgroup.cpu" [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... unlink resumed>) = 0 [pid 10816] close(28 [pid 5221] umount2("./127/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10816] close(29 [pid 5221] newfstatat(AT_FDCWD, "./127/cgroup.net", [pid 10816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10816] exit_group(0 [pid 5221] unlink("./127/cgroup.net" [pid 10816] <... exit_group resumed>) = ? [pid 5221] <... unlink resumed>) = 0 [pid 10816] +++ exited with 0 +++ [pid 5221] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=37 /* 0.37 s */} --- [pid 5221] newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./127/binderfs" [pid 5223] umount2("./126", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 356.790546][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.799547][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.808569][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 356.817643][T10825] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 356.829003][T10827] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5221] umount2("./127/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] openat(AT_FDCWD, "./126", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./126/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./126/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./126/cgroup") = 0 [pid 5223] umount2("./126/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./126/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./126/cgroup.cpu") = 0 [pid 5223] umount2("./126/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./126/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./126/cgroup.net") = 0 [pid 5223] umount2("./126/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./126/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./126/binderfs") = 0 [pid 5223] umount2("./126/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 356.852219][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 356.890233][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 356.928575][T10827] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 356.944669][T10825] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 356.945456][T10827] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 10860] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10827] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] <... umount2 resumed>) = 0 [pid 10827] mkdir(NULL, 000 [pid 10825] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5221] umount2("./127/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10827] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10825] mkdir(NULL, 000 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10827] close(3 [pid 10825] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5221] newfstatat(AT_FDCWD, "./127/file0", [pid 10827] <... close resumed>) = 0 [pid 10825] close(3 [pid 10827] close(4 [pid 10825] <... close resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(4 [pid 10827] close(5 [pid 5221] umount2("./127/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] close(6 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10825] close(5 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] openat(AT_FDCWD, "./127/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] close(7 [pid 10825] close(6 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = 0 [pid 5221] <... openat resumed>) = 4 [pid 5223] umount2("./126/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10825] close(7 [pid 10827] close(8 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(AT_FDCWD, "./126/file0", [pid 5221] newfstatat(4, "", [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(8 [pid 10827] close(9 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] close(10 [ 356.973673][T10825] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [pid 5221] getdents64(4, [pid 10825] close(9 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10827] close(11 [pid 10825] close(10 [pid 5221] getdents64(4, [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10825] close(11 [pid 5221] close(4 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] close(12 [pid 10825] close(12 [pid 5223] umount2("./126/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] rmdir("./127/file0" [pid 10825] close(13 [pid 10827] close(13 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(14 [pid 5221] <... rmdir resumed>) = 0 [pid 10827] close(14 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] openat(AT_FDCWD, "./126/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] getdents64(3, [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(15 [pid 5223] <... openat resumed>) = 4 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] newfstatat(4, "", [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10827] close(15 [pid 10825] close(16 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] close(3 [pid 10827] close(16 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5221] <... close resumed>) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(17 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] rmdir("./127" [pid 10827] close(17 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(4, [pid 10825] close(18 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(4, [pid 5221] <... rmdir resumed>) = 0 [pid 10827] close(18 [pid 10825] close(19 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] mkdir("./128", 0777 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] close(4 [pid 10827] close(19 [pid 10825] close(20 [pid 5223] <... close resumed>) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] rmdir("./126/file0" [pid 10827] close(20 [pid 10825] close(21 [pid 5223] <... rmdir resumed>) = 0 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] getdents64(3, [pid 10827] close(21 [pid 10825] close(22 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5221] <... openat resumed>) = 3 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] close(3 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 10827] close(22 [pid 10825] close(23 [pid 5223] <... close resumed>) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] rmdir("./126" [pid 5221] <... ioctl resumed>) = 0 [pid 10827] close(23 [pid 10825] close(24 [pid 5223] <... rmdir resumed>) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] mkdir("./127", 0777 [pid 5221] close(3 [pid 10827] close(24 [pid 10825] close(25 [pid 5223] <... mkdir resumed>) = 0 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(26 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(27 [pid 5223] <... openat resumed>) = 3 [pid 10827] close(25 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5223] ioctl(3, LOOP_CLR_FD [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(28 [pid 10827] close(26 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] close(29 [pid 10827] close(27 [pid 10825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] exit_group(0 [pid 10827] close(28 [pid 5223] <... ioctl resumed>) = 0 [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10825] <... exit_group resumed>) = ? [pid 10827] close(29 [pid 10825] +++ exited with 0 +++ [pid 5223] close(3 [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=32 /* 0.32 s */} --- [pid 10827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10827] exit_group(0) = ? [pid 10827] +++ exited with 0 +++ [pid 5226] restart_syscall(<... resuming interrupted clone ...> [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] <... restart_syscall resumed>) = 0 [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./121", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] openat(AT_FDCWD, "./121", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... openat resumed>) = 3 [pid 5225] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./123/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./123/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./123/cgroup") = 0 [pid 5225] umount2("./123/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./123/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] newfstatat(3, "", [pid 5225] unlink("./123/cgroup.cpu") = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] umount2("./123/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] getdents64(3, [pid 5225] newfstatat(AT_FDCWD, "./123/cgroup.net", [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] umount2("./121/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] unlink("./123/cgroup.net" [pid 5226] newfstatat(AT_FDCWD, "./121/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5226] unlink("./121/cgroup" [pid 5225] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... unlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] umount2("./121/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] newfstatat(AT_FDCWD, "./123/binderfs", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./121/cgroup.cpu", [pid 5225] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./123/binderfs" [pid 5226] unlink("./121/cgroup.cpu") = 0 [pid 5225] <... unlink resumed>) = 0 [pid 5226] umount2("./121/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./121/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./121/cgroup.net") = 0 [pid 5226] umount2("./121/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./121/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./121/binderfs") = 0 [pid 5226] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... umount2 resumed>) = 0 [ 357.175403][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 357.199268][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 5225] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... close resumed>) = 0 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./123/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./123/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5226] <... umount2 resumed>) = 0 [pid 5225] newfstatat(4, "", [pid 5226] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5225] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] getdents64(4, [pid 5226] newfstatat(AT_FDCWD, "./121/file0", ./strace-static-x86_64: Process 10861 attached {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 130 [pid 10861] set_robust_list(0x55557c72f760, 24) = 0 [pid 10861] chdir("./128") = 0 [pid 10861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5226] umount2("./121/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10861] setpgid(0, 0) = 0 [pid 10861] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 10861] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 10861] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10861] write(3, "1000", 4) = 4 [pid 10861] close(3) = 0 [pid 10861] symlink("/dev/binderfs", "./binderfs" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] getdents64(4, [pid 5226] openat(AT_FDCWD, "./121/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] newfstatat(4, "", [pid 5225] close(4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] getdents64(4, [pid 5225] rmdir("./123/file0" [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 executing program [pid 10861] <... symlink resumed>) = 0 [pid 5226] getdents64(4, [pid 5225] <... rmdir resumed>) = 0 [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] getdents64(3, [pid 10861] write(1, "executing program\n", 18 [pid 5226] close(4 [pid 5225] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3 [pid 5226] <... close resumed>) = 0 [pid 5225] <... close resumed>) = 0 [pid 5226] rmdir("./121/file0" [pid 5225] rmdir("./123" [pid 10861] <... write resumed>) = 18 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... rmdir resumed>) = 0 [pid 5226] getdents64(3, [pid 5225] mkdir("./124", 0777 [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10861] memfd_create("syzkaller", 0 [pid 5226] close(3 [pid 5225] <... mkdir resumed>) = 0 [pid 5226] <... close resumed>) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5226] rmdir("./121" [pid 10861] <... memfd_create resumed>) = 3 [pid 5226] <... rmdir resumed>) = 0 [pid 5225] <... openat resumed>) = 3 [pid 10861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5226] mkdir("./122", 0777 [pid 5225] ioctl(3, LOOP_CLR_FD [pid 10861] <... mmap resumed>) = 0x7f1398600000 [pid 5226] <... mkdir resumed>) = 0 [pid 5225] <... ioctl resumed>) = 0 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5225] close(3 [pid 5226] <... openat resumed>) = 3 [pid 5226] ioctl(3, LOOP_CLR_FD) = 0 [pid 5223] <... close resumed>) = 0 [pid 5226] close(3 [pid 10860] <... write resumed>) = 16777216 [pid 10860] munmap(0x7f1398600000, 138412032 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10862 attached [pid 10862] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 129 [pid 10862] <... set_robust_list resumed>) = 0 [pid 10862] chdir("./127") = 0 [pid 10862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10862] setpgid(0, 0) = 0 [pid 10862] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10860] <... munmap resumed>) = 0 [pid 10862] <... symlink resumed>) = 0 [pid 10862] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10862] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10860] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10860] ioctl(4, LOOP_SET_FD, 3 [pid 10862] <... openat resumed>) = 3 [pid 10862] write(3, "1000", 4) = 4 [pid 10862] close(3) = 0 [pid 10862] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10860] <... ioctl resumed>) = 0 [pid 10862] write(1, "executing program\n", 18executing program [ 357.453214][T10860] loop2: detected capacity change from 0 to 32768 [pid 10860] close(3 [pid 10862] <... write resumed>) = 18 [pid 10860] <... close resumed>) = 0 [pid 10862] memfd_create("syzkaller", 0 [pid 10860] close(4) = 0 [pid 10862] <... memfd_create resumed>) = 3 [pid 10860] mkdir("./file0", 0777 [pid 10862] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 10860] <... mkdir resumed>) = 0 [pid 10862] <... mmap resumed>) = 0x7f1398600000 [pid 10860] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10861] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10864 attached [pid 10864] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 126 [pid 10864] <... set_robust_list resumed>) = 0 [pid 10864] chdir("./124") = 0 [pid 10864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10864] setpgid(0, 0) = 0 [pid 10864] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10864] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10864] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10864] write(3, "1000", 4) = 4 [pid 10864] close(3) = 0 [pid 10864] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 10864] write(1, "executing program\n", 18) = 18 [pid 10864] memfd_create("syzkaller", 0) = 3 [pid 10864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5226] <... close resumed>) = 0 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10865 attached [pid 10865] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 124 [pid 10865] <... set_robust_list resumed>) = 0 [pid 10865] chdir("./122") = 0 [pid 10865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10865] setpgid(0, 0) = 0 [pid 10865] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10865] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 10865] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10865] write(3, "1000", 4) = 4 [pid 10865] close(3) = 0 [pid 10865] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10865] write(1, "executing program\n", 18) = 18 [pid 10865] memfd_create("syzkaller", 0) = 3 [pid 10865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10861] <... write resumed>) = 16777216 [pid 10861] munmap(0x7f1398600000, 138412032) = 0 [pid 10861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 10861] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10861] close(3) = 0 [pid 10861] close(4) = 0 [pid 10861] mkdir("./file0", 0777) = 0 [pid 10861] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [ 357.843934][T10861] loop0: detected capacity change from 0 to 32768 [ 357.862159][T10860] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 357.893045][T10861] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10862] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10864] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10865] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10862] <... write resumed>) = 16777216 [pid 10862] munmap(0x7f1398600000, 138412032) = 0 [pid 10862] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 10862] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10862] close(3) = 0 [pid 10862] close(4) = 0 [pid 10862] mkdir("./file0", 0777) = 0 [pid 10862] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10865] <... write resumed>) = 16777216 [pid 10865] munmap(0x7f1398600000, 138412032 [pid 10864] <... write resumed>) = 16777216 [pid 10864] munmap(0x7f1398600000, 138412032 [pid 10865] <... munmap resumed>) = 0 [pid 10860] <... mount resumed>) = 0 [pid 10860] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10861] <... mount resumed>) = 0 [pid 10860] <... openat resumed>) = 3 [pid 10865] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10861] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 358.256889][T10862] loop1: detected capacity change from 0 to 32768 [ 358.295424][T10861] XFS (loop0): Ending clean mount [ 358.300707][T10860] XFS (loop2): Ending clean mount [pid 10860] chdir("./file0" [pid 10865] <... openat resumed>) = 4 [pid 10861] <... openat resumed>) = 3 [pid 10860] <... chdir resumed>) = 0 [pid 10865] ioctl(4, LOOP_SET_FD, 3 [pid 10861] chdir("./file0") = 0 [pid 10860] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10861] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10860] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10861] mkdir("./bus", 0777 [pid 10860] mkdir("./bus", 0777 [pid 10861] <... mkdir resumed>) = 0 [pid 10861] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10861] chdir("./bus") = 0 [pid 10861] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10861] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10861] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10865] <... ioctl resumed>) = 0 [pid 10864] <... munmap resumed>) = 0 [pid 10860] <... mkdir resumed>) = 0 [pid 10865] close(3 [pid 10864] openat(AT_FDCWD, "/dev/loop3", O_RDWR [ 358.334261][T10862] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 358.334769][T10865] loop4: detected capacity change from 0 to 32768 [ 358.361548][ T5281] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 358.373130][ T5281] XFS (loop0): Unmount and run xfs_repair [pid 10860] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10865] <... close resumed>) = 0 [pid 10864] <... openat resumed>) = 4 [pid 10860] chdir("./bus") = 0 [pid 10860] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10864] ioctl(4, LOOP_SET_FD, 3 [pid 10860] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10865] close(4 [pid 10860] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... close resumed>) = 0 [pid 10860] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10865] mkdir("./file0", 0777) = 0 [ 358.379663][ T5281] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 358.387193][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 358.396406][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 358.405646][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 358.408347][T10864] loop3: detected capacity change from 0 to 32768 [ 358.414748][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [pid 10865] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10864] <... ioctl resumed>) = 0 [pid 10864] close(3) = 0 [pid 10864] close(4) = 0 [pid 10864] mkdir("./file0", 0777) = 0 [ 358.414788][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 358.414806][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.448926][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.450894][T10862] XFS (loop1): Ending clean mount [ 358.457899][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.463734][T10861] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10864] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10862] <... mount resumed>) = 0 [pid 10862] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10862] chdir("./file0") = 0 [pid 10862] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 358.486677][ T5281] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 358.498063][ T5281] XFS (loop2): Unmount and run xfs_repair [ 358.504390][ T5281] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 358.511896][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 358.521119][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10862] mkdir("./bus", 0777) = 0 [pid 10862] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10862] chdir("./bus") = 0 [pid 10862] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10862] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 358.530118][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 358.539145][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 358.544514][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 358.548523][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 358.559541][ T9] XFS (loop1): Unmount and run xfs_repair [ 358.568170][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.568193][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.568212][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.570004][T10860] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 358.601381][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 358.613077][T10861] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10862] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10861] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10861] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10861] close(3) = 0 [pid 10861] close(4) = -1 EBADF (Bad file descriptor) [ 358.634762][T10861] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 358.657116][T10865] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 358.658724][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [pid 10861] close(5 [pid 10860] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 358.666280][T10860] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 358.675570][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 358.689971][T10860] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [ 358.699777][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 358.719021][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 358.728037][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10860] mkdir(NULL, 000 [pid 10861] close(6 [pid 10860] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(3 [pid 10861] close(7 [pid 10860] <... close resumed>) = 0 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(4 [pid 10861] close(8 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] close(9 [pid 10860] close(5 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 358.739708][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.740095][T10864] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 358.749443][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.766524][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.776128][T10862] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] close(10 [pid 10860] close(6 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] close(11 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(7 [pid 10862] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10861] close(12 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] mkdir(NULL, 000 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(8 [pid 10862] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10861] close(13 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... mount resumed>) = 0 [pid 10862] close(3 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(9 [pid 10865] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10862] <... close resumed>) = 0 [pid 10861] close(14 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... openat resumed>) = 3 [pid 10862] close(4 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(10 [pid 10865] chdir("./file0" [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] close(15 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... chdir resumed>) = 0 [pid 10862] close(5 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(11 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10861] close(16 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(6 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(12 [pid 10865] mkdir("./bus", 0777 [pid 10862] close(7 [pid 10861] close(17 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(13 [pid 10862] close(8 [pid 10861] close(18 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(14 [pid 10862] close(9 [pid 10861] close(19 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(10 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(15 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] close(20 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... mkdir resumed>) = 0 [pid 10862] close(11 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(16 [pid 10865] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] chdir("./bus" [pid 10862] close(12 [pid 10861] close(21 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... chdir resumed>) = 0 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(17 [pid 10865] openat(AT_FDCWD, NULL, O_RDONLY [pid 10862] close(13 [pid 10861] close(22 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... openat resumed>) = -1 EFAULT (Bad address) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(18 [ 358.792545][T10862] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 358.807525][T10862] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 358.820948][T10865] XFS (loop4): Ending clean mount [pid 10865] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10862] close(14 [pid 10861] close(23 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10865] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(19 [pid 10862] close(15 [pid 10861] close(24 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(20 [pid 10862] close(16) = -1 EBADF (Bad file descriptor) [pid 10861] close(25 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(17 [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(21 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(18 [pid 10861] close(26 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(22 [pid 10862] close(19 [pid 10861] close(27 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(23 [pid 10862] close(20 [pid 10861] close(28 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(24 [pid 10862] close(21 [pid 10861] close(29 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(22 [pid 10861] exit_group(0 [pid 10860] close(25 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(23 [pid 10861] <... exit_group resumed>) = ? [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(26 [pid 10862] close(24 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(27 [pid 10862] close(25 [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] close(28) = -1 EBADF (Bad file descriptor) [pid 10862] close(26 [pid 10860] close(29 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10862] close(27 [pid 10860] exit_group(0 [pid 10862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10860] <... exit_group resumed>) = ? [pid 10862] close(28) = -1 EBADF (Bad file descriptor) [pid 10861] +++ exited with 0 +++ [pid 10862] close(29) = -1 EBADF (Bad file descriptor) [pid 10862] exit_group(0) = ? [pid 10862] +++ exited with 0 +++ [pid 10860] +++ exited with 0 +++ [pid 5221] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=130, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=31 /* 0.31 s */} --- [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=41 /* 0.41 s */} --- [pid 5221] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5224] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=28 /* 0.28 s */} --- [pid 5221] newfstatat(3, "", [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5221] getdents64(3, [pid 5224] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] getdents64(3, [pid 5221] umount2("./128/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./122/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./128/cgroup", [pid 5224] newfstatat(AT_FDCWD, "./122/cgroup", [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] unlink("./128/cgroup" [pid 5224] unlink("./122/cgroup" [pid 5221] <... unlink resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5221] umount2("./128/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10864] <... mount resumed>) = 0 [pid 5224] umount2("./122/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10864] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./122/cgroup.cpu", [pid 5221] newfstatat(AT_FDCWD, "./128/cgroup.cpu", [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./122/cgroup.cpu" [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... unlink resumed>) = 0 [pid 5221] unlink("./128/cgroup.cpu" [pid 5224] umount2("./122/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./128/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./122/cgroup.net", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./122/cgroup.net" [pid 5221] newfstatat(AT_FDCWD, "./128/cgroup.net", [pid 5224] <... unlink resumed>) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] unlink("./128/cgroup.net" [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] umount2("./127", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5221] <... unlink resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./122/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10864] <... openat resumed>) = 3 [pid 5224] unlink("./122/binderfs" [pid 5223] openat(AT_FDCWD, "./127", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10864] chdir("./file0" [pid 5224] <... unlink resumed>) = 0 [pid 5223] <... openat resumed>) = 3 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] newfstatat(3, "", [pid 5221] newfstatat(AT_FDCWD, "./128/binderfs", [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5221] unlink("./128/binderfs" [pid 5223] umount2("./127/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 358.846235][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 358.864287][T10864] XFS (loop3): Ending clean mount [ 358.873373][ T9] XFS (loop4): Unmount and run xfs_repair [ 358.880751][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [pid 5223] newfstatat(AT_FDCWD, "./127/cgroup", [pid 10864] <... chdir resumed>) = 0 [pid 5221] <... unlink resumed>) = 0 [pid 10864] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] umount2("./128/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10864] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5223] unlink("./127/cgroup" [pid 10864] mkdir("./bus", 0777 [pid 5223] <... unlink resumed>) = 0 [pid 5223] umount2("./127/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./127/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./127/cgroup.cpu") = 0 [pid 5223] umount2("./127/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./127/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./127/cgroup.net") = 0 [pid 5223] umount2("./127/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./127/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./127/binderfs") = 0 [pid 5223] umount2("./127/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10864] <... mkdir resumed>) = 0 [pid 10864] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10864] chdir("./bus") = 0 [pid 10864] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10864] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 358.888880][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 358.889226][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 358.899516][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 358.916067][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 358.916453][ T5221] XFS (loop0): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 358.930812][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 358.946851][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 358.947759][ T5281] XFS (loop3): Unmount and run xfs_repair [ 358.955742][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 358.955771][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 358.955790][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.955810][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10864] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10865] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10865] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10865] close(3) = 0 [ 358.955827][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 358.956320][T10865] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 358.971751][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 358.987331][T10865] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 10865] close(4) = -1 EBADF (Bad file descriptor) [pid 10865] close(5) = -1 EBADF (Bad file descriptor) [pid 10865] close(6) = -1 EBADF (Bad file descriptor) [pid 10865] close(7) = -1 EBADF (Bad file descriptor) [pid 10865] close(8) = -1 EBADF (Bad file descriptor) [pid 10865] close(9) = -1 EBADF (Bad file descriptor) [pid 10865] close(10) = -1 EBADF (Bad file descriptor) [pid 10865] close(11) = -1 EBADF (Bad file descriptor) [pid 10865] close(12) = -1 EBADF (Bad file descriptor) [pid 10865] close(13) = -1 EBADF (Bad file descriptor) [pid 10865] close(14) = -1 EBADF (Bad file descriptor) [pid 10865] close(15) = -1 EBADF (Bad file descriptor) [pid 10865] close(16) = -1 EBADF (Bad file descriptor) [pid 10865] close(17) = -1 EBADF (Bad file descriptor) [pid 10865] close(18) = -1 EBADF (Bad file descriptor) [pid 10865] close(19) = -1 EBADF (Bad file descriptor) [pid 10865] close(20) = -1 EBADF (Bad file descriptor) [pid 10865] close(21) = -1 EBADF (Bad file descriptor) [pid 10865] close(22) = -1 EBADF (Bad file descriptor) [pid 10865] close(23) = -1 EBADF (Bad file descriptor) [pid 10865] close(24) = -1 EBADF (Bad file descriptor) [pid 10865] close(25) = -1 EBADF (Bad file descriptor) [pid 10865] close(26) = -1 EBADF (Bad file descriptor) [pid 10865] close(27) = -1 EBADF (Bad file descriptor) [pid 10865] close(28) = -1 EBADF (Bad file descriptor) [pid 10865] close(29) = -1 EBADF (Bad file descriptor) [pid 10865] exit_group(0) = ? [pid 10865] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=33 /* 0.33 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./122", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./122", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 358.998259][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 359.007992][T10865] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 359.017932][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 359.017957][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 359.017975][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 359.017994][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 5226] newfstatat(3, "", [pid 5224] <... umount2 resumed>) = 0 [pid 5223] <... umount2 resumed>) = 0 [pid 5221] <... umount2 resumed>) = 0 [pid 5224] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./127/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] umount2("./128/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(AT_FDCWD, "./122/file0", [pid 5223] newfstatat(AT_FDCWD, "./127/file0", [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] umount2("./127/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5221] newfstatat(AT_FDCWD, "./128/file0", [pid 5224] openat(AT_FDCWD, "./122/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5223] openat(AT_FDCWD, "./127/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... openat resumed>) = 4 [pid 5223] <... openat resumed>) = 4 [pid 5221] umount2("./128/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] newfstatat(4, "", [pid 5223] newfstatat(4, "", [pid 5221] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5221] openat(AT_FDCWD, "./128/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5226] getdents64(3, [pid 5224] getdents64(4, [pid 5223] getdents64(4, [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5224] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5221] <... openat resumed>) = 4 [pid 5226] umount2("./122/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] getdents64(4, [pid 5223] getdents64(4, [pid 5221] newfstatat(4, "", [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5221] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5226] newfstatat(AT_FDCWD, "./122/cgroup", [pid 5224] close(4 [pid 5223] close(4 [pid 5221] getdents64(4, [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] <... close resumed>) = 0 [pid 5223] <... close resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5226] unlink("./122/cgroup" [pid 5224] rmdir("./122/file0" [pid 5223] rmdir("./127/file0" [pid 5221] getdents64(4, [pid 5226] <... unlink resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5224] getdents64(3, [pid 5223] getdents64(3, [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5226] umount2("./122/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] close(3 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] <... close resumed>) = 0 [pid 5221] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5226] newfstatat(AT_FDCWD, "./122/cgroup.cpu", [pid 5223] rmdir("./127" [pid 5221] close(4 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] <... rmdir resumed>) = 0 [pid 5226] unlink("./122/cgroup.cpu" [pid 5223] mkdir("./128", 0777 [pid 5221] <... close resumed>) = 0 [pid 5226] <... unlink resumed>) = 0 [pid 5223] <... mkdir resumed>) = 0 [pid 5221] rmdir("./128/file0" [pid 5224] close(3 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5226] umount2("./122/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... openat resumed>) = 3 [pid 5221] <... rmdir resumed>) = 0 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5223] ioctl(3, LOOP_CLR_FD [pid 5226] newfstatat(AT_FDCWD, "./122/cgroup.net", [pid 5223] <... ioctl resumed>) = 0 [pid 5221] getdents64(3, [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] close(3 [pid 5221] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5224] <... close resumed>) = 0 [pid 5226] unlink("./122/cgroup.net" [ 359.095905][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 359.105365][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 359.115100][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 359.124835][T10864] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [pid 5224] rmdir("./122" [pid 5221] close(3 [pid 5226] <... unlink resumed>) = 0 [pid 5224] <... rmdir resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5226] umount2("./122/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] mkdir("./123", 0777 [pid 5221] rmdir("./128" [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5224] <... mkdir resumed>) = 0 [pid 5221] <... rmdir resumed>) = 0 [pid 5226] newfstatat(AT_FDCWD, "./122/binderfs", [pid 5224] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5221] mkdir("./129", 0777 [pid 5226] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5221] <... mkdir resumed>) = 0 [pid 5226] unlink("./122/binderfs" [pid 5224] <... openat resumed>) = 3 [pid 5221] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5226] <... unlink resumed>) = 0 [pid 5224] ioctl(3, LOOP_CLR_FD [pid 5221] <... openat resumed>) = 3 [pid 5226] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... ioctl resumed>) = 0 [pid 5221] ioctl(3, LOOP_CLR_FD [pid 5224] close(3 [pid 5221] <... ioctl resumed>) = 0 [ 359.234650][T10864] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5221] close(3 [pid 10864] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10864] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10864] close(3) = 0 [pid 10864] close(4) = -1 EBADF (Bad file descriptor) [pid 10864] close(5) = -1 EBADF (Bad file descriptor) [pid 10864] close(6) = -1 EBADF (Bad file descriptor) [pid 10864] close(7) = -1 EBADF (Bad file descriptor) [ 359.275196][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 359.283708][T10864] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [pid 10864] close(8) = -1 EBADF (Bad file descriptor) [pid 10864] close(9) = -1 EBADF (Bad file descriptor) [pid 5223] <... close resumed>) = 0 [pid 10864] close(10 [pid 5226] <... umount2 resumed>) = 0 [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10906 attached [pid 10906] set_robust_list(0x55557c72f760, 24 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 130 [pid 10906] <... set_robust_list resumed>) = 0 [pid 10906] chdir("./128" [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10906] <... chdir resumed>) = 0 [pid 10906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10906] setpgid(0, 0) = 0 [pid 10906] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 10864] close(11 [pid 10906] <... symlink resumed>) = 0 [pid 10906] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 10906] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 10906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10906] write(3, "1000", 4) = 4 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10864] close(12 [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10906] close(3 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] newfstatat(AT_FDCWD, "./122/file0", [pid 10906] <... close resumed>) = 0 [pid 10906] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10906] write(1, "executing program\n", 18) = 18 [pid 10906] memfd_create("syzkaller", 0) = 3 [pid 10864] close(13 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] umount2("./122/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10864] close(14) = -1 EBADF (Bad file descriptor) [pid 5226] openat(AT_FDCWD, "./122/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10864] close(15) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 4 [pid 10864] close(16 [pid 5226] newfstatat(4, "", [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10864] close(17 [pid 5226] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10864] close(18 [pid 5226] getdents64(4, [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 2 entries */, 32768) = 48 [pid 10864] close(19 [pid 5226] getdents64(4, [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c738830 /* 0 entries */, 32768) = 0 [pid 10864] close(20 [pid 5226] close(4) = 0 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] rmdir("./122/file0" [pid 10864] close(21) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 10864] close(22 [pid 5226] getdents64(3, [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... getdents64 resumed>0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 10864] close(23 [pid 5226] close(3 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... close resumed>) = 0 [pid 10864] close(24 [pid 5226] rmdir("./122" [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... rmdir resumed>) = 0 [pid 10864] close(25 [pid 5226] mkdir("./123", 0777 [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10864] close(26) = -1 EBADF (Bad file descriptor) [pid 5226] <... mkdir resumed>) = 0 [pid 10864] close(27 [pid 5226] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 10864] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10864] close(28) = -1 EBADF (Bad file descriptor) [pid 5226] <... openat resumed>) = 3 [pid 10864] close(29) = -1 EBADF (Bad file descriptor) [pid 5226] ioctl(3, LOOP_CLR_FD [pid 10864] exit_group(0 [pid 5226] <... ioctl resumed>) = 0 [pid 10864] <... exit_group resumed>) = ? [pid 10864] +++ exited with 0 +++ [pid 5226] close(3 [pid 5225] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 5225] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5225] umount2("./124", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./124", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5225] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5225] umount2("./124/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./124/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./124/cgroup") = 0 [pid 5225] umount2("./124/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./124/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./124/cgroup.cpu") = 0 [pid 5225] umount2("./124/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./124/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./124/cgroup.net") = 0 [pid 5225] umount2("./124/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./124/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] unlink("./124/binderfs") = 0 [pid 5225] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5224] <... close resumed>) = 0 [pid 5221] <... close resumed>) = 0 [pid 5224] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5221] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10908 attached ./strace-static-x86_64: Process 10907 attached [pid 10908] set_robust_list(0x55557c72f760, 24 [pid 10907] set_robust_list(0x55557c72f760, 24 [pid 5224] <... clone resumed>, child_tidptr=0x55557c72f750) = 125 [pid 5221] <... clone resumed>, child_tidptr=0x55557c72f750) = 131 [pid 10908] <... set_robust_list resumed>) = 0 [pid 10907] <... set_robust_list resumed>) = 0 [pid 10908] chdir("./129") = 0 [pid 10907] chdir("./123" [pid 10908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10908] setpgid(0, 0) = 0 [pid 10908] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 10907] <... chdir resumed>) = 0 [pid 10908] <... symlink resumed>) = 0 [pid 10907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 10908] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 10907] <... prctl resumed>) = 0 [pid 10907] setpgid(0, 0) = 0 [pid 10908] <... symlink resumed>) = 0 [pid 10907] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 10908] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 10907] <... symlink resumed>) = 0 [pid 10907] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 10908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10908] write(3, "1000", 4) = 4 [pid 10908] close(3 [pid 10907] <... symlink resumed>) = 0 [pid 10907] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 10908] <... close resumed>) = 0 [pid 10908] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10907] <... symlink resumed>) = 0 [pid 5225] <... umount2 resumed>) = 0 executing program [pid 10908] write(1, "executing program\n", 18 [pid 10907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 10908] <... write resumed>) = 18 [pid 10908] memfd_create("syzkaller", 0 [pid 10907] <... openat resumed>) = 3 [pid 10907] write(3, "1000", 4 [pid 10908] <... memfd_create resumed>) = 3 [pid 10908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10907] <... write resumed>) = 4 [ 359.488480][ T5225] XFS (loop3): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10907] close(3executing program ) = 0 [pid 5225] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10907] write(1, "executing program\n", 18) = 18 [pid 10907] memfd_create("syzkaller", 0) = 3 [pid 10907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 5225] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5225] newfstatat(AT_FDCWD, "./124/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5225] umount2("./124/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5225] openat(AT_FDCWD, "./124/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5225] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5225] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5225] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5225] close(4) = 0 [pid 5225] rmdir("./124/file0") = 0 [pid 5225] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5225] close(3) = 0 [pid 5225] rmdir("./124") = 0 [pid 5225] mkdir("./125", 0777) = 0 [pid 5225] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5225] ioctl(3, LOOP_CLR_FD) = 0 [pid 5226] <... close resumed>) = 0 [pid 5225] close(3 [pid 5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10909 attached [pid 10909] set_robust_list(0x55557c72f760, 24 [pid 5226] <... clone resumed>, child_tidptr=0x55557c72f750) = 125 [pid 10909] <... set_robust_list resumed>) = 0 [pid 10909] chdir("./123") = 0 [pid 10909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10909] setpgid(0, 0) = 0 [pid 10909] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 10909] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 10909] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 10909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10909] write(3, "1000", 4) = 4 [pid 10909] close(3) = 0 [pid 10909] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 10909] write(1, "executing program\n", 18) = 18 [pid 10909] memfd_create("syzkaller", 0) = 3 [pid 10909] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10907] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 5225] <... close resumed>) = 0 [pid 5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 10910 attached [pid 10906] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10910] set_robust_list(0x55557c72f760, 24 [pid 5225] <... clone resumed>, child_tidptr=0x55557c72f750) = 127 [pid 10910] <... set_robust_list resumed>) = 0 [pid 10910] chdir("./125") = 0 [pid 10910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 10910] setpgid(0, 0) = 0 [pid 10910] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 10910] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 10910] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 10910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 10910] write(3, "1000", 4) = 4 [pid 10910] close(3) = 0 [pid 10910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 10910] write(1, "executing program\n", 18executing program ) = 18 [pid 10910] memfd_create("syzkaller", 0) = 3 [pid 10910] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1398600000 [pid 10909] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10908] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10907] <... write resumed>) = 16777216 [pid 10907] munmap(0x7f1398600000, 138412032) = 0 [pid 10907] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 10907] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10906] <... write resumed>) = 16777216 [pid 10907] close(3 [ 360.395404][T10907] loop2: detected capacity change from 0 to 32768 [pid 10906] munmap(0x7f1398600000, 138412032 [pid 10910] write(3, "\x58\x46\x53\x42\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xed\x37\xbf\x6e\x74\xea\x4e\x01\xaf\xba\x5f\xee\x27\x4b\x0f\x3a\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x18\x01\x00\x00\x00\x00\x00\x00\x18\x02\x00\x00\x00\x02\x00\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x0b\xe8"..., 16777216 [pid 10907] <... close resumed>) = 0 [pid 10907] close(4) = 0 [pid 10907] mkdir("./file0", 0777) = 0 [pid 10907] mount("/dev/loop2", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10908] <... write resumed>) = 16777216 [pid 10906] <... munmap resumed>) = 0 [pid 10908] munmap(0x7f1398600000, 138412032 [pid 10906] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 10908] <... munmap resumed>) = 0 [pid 10908] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 10906] <... openat resumed>) = 4 [pid 10908] <... openat resumed>) = 4 [pid 10906] ioctl(4, LOOP_SET_FD, 3 [pid 10908] ioctl(4, LOOP_SET_FD, 3 [pid 10906] <... ioctl resumed>) = 0 [pid 10908] <... ioctl resumed>) = 0 [pid 10906] close(3 [pid 10908] close(3 [pid 10906] <... close resumed>) = 0 [pid 10908] <... close resumed>) = 0 [pid 10906] close(4 [pid 10908] close(4) = 0 [pid 10906] <... close resumed>) = 0 [pid 10908] mkdir("./file0", 0777 [pid 10906] mkdir("./file0", 0777) = 0 [pid 10908] <... mkdir resumed>) = 0 [pid 10906] mount("/dev/loop1", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10908] mount("/dev/loop0", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10909] <... write resumed>) = 16777216 [ 360.495721][T10906] loop1: detected capacity change from 0 to 32768 [ 360.502507][T10908] loop0: detected capacity change from 0 to 32768 [ 360.524411][T10907] XFS (loop2): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [pid 10909] munmap(0x7f1398600000, 138412032) = 0 [pid 10909] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 10909] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10909] close(3) = 0 [pid 10909] close(4) = 0 [pid 10909] mkdir("./file0", 0777) = 0 [ 360.592512][T10906] XFS (loop1): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 360.610139][T10909] loop4: detected capacity change from 0 to 32768 [ 360.692897][T10906] XFS (loop1): Ending clean mount [pid 10909] mount("/dev/loop4", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10906] <... mount resumed>) = 0 [pid 10906] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10906] chdir("./file0") = 0 [pid 10906] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10906] mkdir("./bus", 0777) = 0 [pid 10906] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10906] chdir("./bus") = 0 [pid 10906] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10906] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 10907] <... mount resumed>) = 0 [pid 10906] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 10907] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10906] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10907] <... openat resumed>) = 3 [pid 10910] <... write resumed>) = 16777216 [pid 10907] chdir("./file0") = 0 [pid 10907] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 10910] munmap(0x7f1398600000, 138412032 [pid 10907] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 10910] <... munmap resumed>) = 0 [pid 10910] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 360.739275][T10907] XFS (loop2): Ending clean mount [ 360.757556][T10908] XFS (loop0): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 360.766448][ T9] XFS (loop1): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 360.777886][ T9] XFS (loop1): Unmount and run xfs_repair [pid 10910] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 10907] mkdir("./bus", 0777 [pid 10910] close(3) = 0 [pid 10910] close(4) = 0 [pid 10910] mkdir("./file0", 0777) = 0 [pid 10907] <... mkdir resumed>) = 0 [pid 10910] mount("/dev/loop3", "./file0", "xfs", 0, "nodiscard,,nouuid" [pid 10907] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10907] chdir("./bus") = 0 [pid 10907] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10907] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [ 360.780092][T10910] loop3: detected capacity change from 0 to 32768 [ 360.783856][ T9] XFS (loop1): First 128 bytes of corrupted metadata buffer: [ 360.797742][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 360.806859][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 360.815979][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 360.824974][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 360.830486][ T5281] XFS (loop2): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 360.833897][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 360.833920][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 360.833939][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 360.865776][ T5281] XFS (loop2): Unmount and run xfs_repair [ 360.871721][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 360.879744][ T5281] XFS (loop2): First 128 bytes of corrupted metadata buffer: [ 360.897294][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 360.897588][T10906] XFS (loop1): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 360.909409][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10907] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10906] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10906] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 360.922927][T10906] XFS (loop1): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 360.930473][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 360.941618][T10906] XFS (loop1): Please unmount the filesystem and rectify the problem(s) [ 360.952386][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 360.973189][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [pid 10906] close(3) = 0 [pid 10906] close(4) = -1 EBADF (Bad file descriptor) [pid 10906] close(5) = -1 EBADF (Bad file descriptor) [pid 10906] close(6) = -1 EBADF (Bad file descriptor) [pid 10906] close(7) = -1 EBADF (Bad file descriptor) [pid 10906] close(8) = -1 EBADF (Bad file descriptor) [pid 10906] close(9) = -1 EBADF (Bad file descriptor) [pid 10906] close(10) = -1 EBADF (Bad file descriptor) [pid 10906] close(11) = -1 EBADF (Bad file descriptor) [pid 10906] close(12) = -1 EBADF (Bad file descriptor) [pid 10906] close(13) = -1 EBADF (Bad file descriptor) [pid 10906] close(14) = -1 EBADF (Bad file descriptor) [pid 10906] close(15) = -1 EBADF (Bad file descriptor) [pid 10906] close(16) = -1 EBADF (Bad file descriptor) [pid 10906] close(17) = -1 EBADF (Bad file descriptor) [pid 10906] close(18) = -1 EBADF (Bad file descriptor) [pid 10906] close(19) = -1 EBADF (Bad file descriptor) [pid 10906] close(20) = -1 EBADF (Bad file descriptor) [pid 10906] close(21) = -1 EBADF (Bad file descriptor) [pid 10906] close(22) = -1 EBADF (Bad file descriptor) [pid 10906] close(23) = -1 EBADF (Bad file descriptor) [pid 10906] close(24) = -1 EBADF (Bad file descriptor) [pid 10906] close(25) = -1 EBADF (Bad file descriptor) [pid 10906] close(26) = -1 EBADF (Bad file descriptor) [pid 10906] close(27) = -1 EBADF (Bad file descriptor) [pid 10906] close(28) = -1 EBADF (Bad file descriptor) [pid 10906] close(29) = -1 EBADF (Bad file descriptor) [pid 10906] exit_group(0) = ? [pid 10906] +++ exited with 0 +++ [ 360.985988][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 360.996384][T10910] XFS (loop3): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 360.996720][T10909] XFS (loop4): Mounting V5 Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 361.009918][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=130, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=41 /* 0.41 s */} --- [ 361.038669][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.048129][T10907] XFS (loop2): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 361.062732][T10907] XFS (loop2): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 361.067932][T10909] XFS (loop4): Ending clean mount [ 361.080379][T10907] XFS (loop2): Please unmount the filesystem and rectify the problem(s) [pid 10909] <... mount resumed>) = 0 [pid 10909] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 10909] chdir("./file0") = 0 [pid 10909] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 10909] mkdir("./bus", 0777) = 0 [pid 10909] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 10909] chdir("./bus") = 0 [pid 10909] openat(AT_FDCWD, NULL, O_RDONLY) = -1 EFAULT (Bad address) [pid 10909] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000) = -1 EBADF (Bad file descriptor) [pid 10909] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 10907] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] umount2("./128", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./128", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5223] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5223] umount2("./128/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./128/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./128/cgroup") = 0 [pid 5223] umount2("./128/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./128/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./128/cgroup.cpu") = 0 [pid 5223] umount2("./128/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./128/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] unlink("./128/cgroup.net") = 0 [pid 5223] umount2("./128/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 10907] mkdir(NULL, 000 [pid 5223] newfstatat(AT_FDCWD, "./128/binderfs", [pid 10907] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 5223] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10907] close(3 [pid 5223] unlink("./128/binderfs" [pid 10907] <... close resumed>) = 0 [pid 5223] <... unlink resumed>) = 0 [pid 10907] close(4 [pid 5223] umount2("./128/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10907] close(5) = -1 EBADF (Bad file descriptor) [pid 10907] close(6) = -1 EBADF (Bad file descriptor) [pid 10907] close(7) = -1 EBADF (Bad file descriptor) [pid 10907] close(8) = -1 EBADF (Bad file descriptor) [pid 10907] close(9) = -1 EBADF (Bad file descriptor) [pid 10907] close(10) = -1 EBADF (Bad file descriptor) [pid 10907] close(11) = -1 EBADF (Bad file descriptor) [pid 10907] close(12) = -1 EBADF (Bad file descriptor) [pid 10907] close(13) = -1 EBADF (Bad file descriptor) [pid 10907] close(14) = -1 EBADF (Bad file descriptor) [ 361.091805][ T9] XFS (loop4): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 361.103148][ T9] XFS (loop4): Unmount and run xfs_repair [ 361.109120][ T9] XFS (loop4): First 128 bytes of corrupted metadata buffer: [ 361.116670][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 361.123792][T10908] XFS (loop0): Ending clean mount [ 361.125584][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 10907] close(15) = -1 EBADF (Bad file descriptor) [pid 10907] close(16) = -1 EBADF (Bad file descriptor) [pid 10907] close(17) = -1 EBADF (Bad file descriptor) [pid 10907] close(18) = -1 EBADF (Bad file descriptor) [pid 10907] close(19) = -1 EBADF (Bad file descriptor) [pid 10907] close(20) = -1 EBADF (Bad file descriptor) [pid 10907] close(21) = -1 EBADF (Bad file descriptor) [pid 10907] close(22) = -1 EBADF (Bad file descriptor) [pid 10907] close(23) = -1 EBADF (Bad file descriptor) [pid 10907] close(24) = -1 EBADF (Bad file descriptor) [pid 10907] close(25) = -1 EBADF (Bad file descriptor) [pid 10907] close(26) = -1 EBADF (Bad file descriptor) [pid 10907] close(27) = -1 EBADF (Bad file descriptor) [pid 10907] close(28 [pid 10908] <... mount resumed>) = 0 [pid 10907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10907] close(29 [pid 10908] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 10907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 10908] <... openat resumed>) = 3 [pid 10907] exit_group(0 [pid 10908] chdir("./file0" [pid 10907] <... exit_group resumed>) = ? [pid 10908] <... chdir resumed>) = 0 [pid 10907] +++ exited with 0 +++ [pid 10908] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5224] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=37 /* 0.37 s */} --- [pid 10908] mkdir("./bus", 0777 [pid 5224] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 361.139671][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 361.148823][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 361.157864][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 361.166847][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.175819][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 10908] <... mkdir resumed>) = 0 [pid 5224] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 10908] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... openat resumed>) = 3 [pid 10908] chdir("./bus" [pid 5224] newfstatat(3, "", [pid 10908] <... chdir resumed>) = 0 [pid 5224] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 10908] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] getdents64(3, [pid 10908] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] <... getdents64 resumed>0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 10908] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] umount2("./123/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10908] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10908] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [pid 5224] newfstatat(AT_FDCWD, "./123/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10910] <... mount resumed>) = 0 [pid 5224] unlink("./123/cgroup" [pid 10910] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5224] <... unlink resumed>) = 0 [pid 10910] <... openat resumed>) = 3 [pid 10910] chdir("./file0") = 0 [pid 10910] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5224] umount2("./123/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10910] mkdir("./bus", 0777 [pid 5224] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10910] <... mkdir resumed>) = 0 [pid 5224] newfstatat(AT_FDCWD, "./123/cgroup.cpu", [pid 10910] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10910] chdir("./bus" [pid 5224] unlink("./123/cgroup.cpu") = 0 [pid 5224] umount2("./123/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./123/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5224] unlink("./123/cgroup.net" [pid 10910] <... chdir resumed>) = 0 [pid 5224] <... unlink resumed>) = 0 [ 361.184789][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.194231][ T5223] XFS (loop1): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 361.198726][T10909] XFS (loop4): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 361.216716][T10910] XFS (loop3): Ending clean mount [ 361.221619][ T9] XFS (loop0): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 361.234730][ T9] XFS (loop0): Unmount and run xfs_repair [pid 10910] openat(AT_FDCWD, NULL, O_RDONLY [pid 5224] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5224] newfstatat(AT_FDCWD, "./123/binderfs", [pid 10910] <... openat resumed>) = -1 EFAULT (Bad address) [pid 5224] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 10910] mmap(0x20000000, 16384, PROT_READ, MAP_FILE|MAP_FIXED|MAP_NONBLOCK, -1, 0xffffd000 [pid 5224] unlink("./123/binderfs" [pid 10910] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 5224] <... unlink resumed>) = 0 [pid 10910] symlink("./file0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" [ 361.240600][ T9] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 361.248228][T10909] XFS (loop4): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 361.261963][ T5281] XFS (loop3): Metadata CRC error detected at xfs_allocbt_read_verify+0x41/0xd0, xfs_bnobt block 0x4 [ 361.263128][ T9] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 361.282894][ T9] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [pid 5224] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5223] <... umount2 resumed>) = 0 [pid 5223] umount2("./128/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] newfstatat(AT_FDCWD, "./128/file0", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5223] umount2("./128/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5223] openat(AT_FDCWD, "./128/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5223] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5223] getdents64(4, 0x55557c738830 /* 2 entries */, 32768) = 48 [pid 5223] getdents64(4, 0x55557c738830 /* 0 entries */, 32768) = 0 [pid 5223] close(4) = 0 [pid 5223] rmdir("./128/file0") = 0 [pid 5223] getdents64(3, 0x55557c7307f0 /* 0 entries */, 32768) = 0 [pid 5223] close(3) = 0 [pid 5223] rmdir("./128") = 0 [pid 5223] mkdir("./129", 0777) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5223] ioctl(3, LOOP_CLR_FD) = 0 [ 361.284292][T10909] XFS (loop4): Please unmount the filesystem and rectify the problem(s) [ 361.292342][ T9] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 361.302841][ T5224] XFS (loop2): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 361.309081][ T9] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 361.326673][ T9] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 361.335658][ T9] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.337069][ T5281] XFS (loop3): Unmount and run xfs_repair [ 361.344782][ T9] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.359557][ T9] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.379149][ T5281] XFS (loop3): First 128 bytes of corrupted metadata buffer: [ 361.379155][T10908] XFS (loop0): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 361.393637][ T5281] 00000000: 41 42 33 42 00 00 00 03 ff ff ff ff ff ff ff ff AB3B............ [ 361.423792][ T5281] 00000010: 00 00 00 00 00 00 00 04 00 00 00 01 00 00 00 10 ................ [ 361.443602][ T5281] 00000020: ed 37 bf 6e 74 ea 4e 01 f8 ba 5f ee 27 4b 0f 3a .7.nt.N..._.'K.: [ 361.452525][ T5281] 00000030: 00 00 00 00 f6 3b 25 b5 00 00 00 07 00 00 00 01 .....;%......... [ 361.470202][ T5226] XFS (loop4): Unmounting Filesystem ed37bf6e-74ea-4e01-afba-5fee274b0f3a [ 361.473873][ T5281] 00000040: 00 00 0b fe 00 00 00 02 00 00 0c 20 00 00 13 e0 ........... .... [ 361.499338][T10908] XFS (loop0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [ 361.503625][ T5281] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.528826][ T5281] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 361.537856][ T5281] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [pid 5223] close(3 [pid 10909] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10909] mkdir(NULL, 000) = -1 EFAULT (Bad address) [pid 10909] close(3) = 0 [pid 10909] close(4) = -1 EBADF (Bad file descriptor) [pid 10909] close(5) = -1 EBADF (Bad file descriptor) [pid 10909] close(6) = -1 EBADF (Bad file descriptor) [pid 10909] close(7) = -1 EBADF (Bad file descriptor) [pid 10909] close(8) = -1 EBADF (Bad file descriptor) [pid 10909] close(9) = -1 EBADF (Bad file descriptor) [pid 10909] close(10) = -1 EBADF (Bad file descriptor) [pid 10909] close(11) = -1 EBADF (Bad file descriptor) [pid 10909] close(12) = -1 EBADF (Bad file descriptor) [pid 10909] close(13) = -1 EBADF (Bad file descriptor) [pid 10909] close(14) = -1 EBADF (Bad file descriptor) [pid 10909] close(15) = -1 EBADF (Bad file descriptor) [pid 10909] close(16) = -1 EBADF (Bad file descriptor) [pid 10909] close(17) = -1 EBADF (Bad file descriptor) [pid 10909] close(18) = -1 EBADF (Bad file descriptor) [pid 10909] close(19) = -1 EBADF (Bad file descriptor) [pid 10909] close(20) = -1 EBADF (Bad file descriptor) [pid 10909] close(21) = -1 EBADF (Bad file descriptor) [pid 10909] close(22) = -1 EBADF (Bad file descriptor) [pid 10909] close(23) = -1 EBADF (Bad file descriptor) [pid 10909] close(24) = -1 EBADF (Bad file descriptor) [pid 10909] close(25) = -1 EBADF (Bad file descriptor) [pid 10909] close(26) = -1 EBADF (Bad file descriptor) [pid 10909] close(27) = -1 EBADF (Bad file descriptor) [pid 10909] close(28) = -1 EBADF (Bad file descriptor) [pid 10909] close(29) = -1 EBADF (Bad file descriptor) [pid 10909] exit_group(0) = ? [pid 10909] +++ exited with 0 +++ [pid 5226] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5226] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5226] umount2("./123", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] openat(AT_FDCWD, "./123", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5226] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5226] getdents64(3, 0x55557c7307f0 /* 7 entries */, 32768) = 208 [pid 5226] umount2("./123/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./123/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./123/cgroup") = 0 [pid 5226] umount2("./123/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./123/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./123/cgroup.cpu") = 0 [pid 5226] umount2("./123/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./123/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./123/cgroup.net") = 0 [pid 5226] umount2("./123/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5226] newfstatat(AT_FDCWD, "./123/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5226] unlink("./123/binderfs") = 0 [pid 5226] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10908] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 5223] <... close resumed>) = 0 [pid 10908] mkdir(NULL, 000) = -1 EFAULT (Bad address) [ 361.546848][T10908] XFS (loop0): Please unmount the filesystem and rectify the problem(s) [ 361.555764][T10910] XFS (loop3): metadata I/O error in "xfs_btree_read_buf_block+0x36f/0x5b0" at daddr 0x4 len 4 error 74 [ 361.573095][T10928] ================================================================== [ 361.580333][T10910] XFS (loop3): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x663/0xad0 (fs/xfs/xfs_trans_buf.c:296). Shutting down filesystem. [pid 5223] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 10908] close(3./strace-static-x86_64: Process 10955 attached [pid 10910] <... symlink resumed>) = -1 EUCLEAN (Structure needs cleaning) [pid 10908] <... close resumed>) = 0 [pid 5226] <... umount2 resumed>) = 0 [pid 5223] <... clone resumed>, child_tidptr=0x55557c72f750) = 131 [pid 10955] set_robust_list(0x55557c72f760, 24 [pid 10910] mkdir(NULL, 000 [pid 10908] close(4 [pid 5226] umount2("./123/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 10955] <... set_robust_list resumed>) = 0 [pid 10910] <... mkdir resumed>) = -1 EFAULT (Bad address) [pid 10908] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5226] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 10955] chdir("./129" [ 361.581304][T10928] BUG: KASAN: slab-use-after-free in xfs_inode_item_push+0x293/0x2e0 [ 361.600483][T10910] XFS (loop3): Please unmount the filesystem and rectify the problem(s) [ 361.603933][T10928] Read of size 8 at addr ffff8880774cfa70 by task xfsaild/loop2/10928 [ 361.603957][T10928] [ 361.603988][T10928] CPU: 1 UID: 0 PID: 10928 Comm: xfsaild/loop2 Not tainted 6.11.0-syzkaller-10669-g11a299a7933e #0 [ 361.633526][T10928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 361.643623][T10928] Call Trace: [ 361.646917][T10928] [ 361.649857][T10928] dump_stack_lvl+0x241/0x360 [ 361.654560][T10928] ? __pfx_dump_stack_lvl+0x10/0x10 [ 361.659775][T10928] ? __pfx__printk+0x10/0x10 [ 361.664380][T10928] ? _printk+0xd5/0x120 [ 361.668546][T10928] ? __virt_addr_valid+0x183/0x530 [ 361.673667][T10928] ? __virt_addr_valid+0x183/0x530 [ 361.678785][T10928] print_report+0x169/0x550 [ 361.683320][T10928] ? __virt_addr_valid+0x183/0x530 [ 361.688464][T10928] ? __virt_addr_valid+0x183/0x530 [ 361.693612][T10928] ? __virt_addr_valid+0x45f/0x530 [ 361.698732][T10928] ? __phys_addr+0xba/0x170 [ 361.703255][T10928] ? xfs_inode_item_push+0x293/0x2e0 [ 361.708572][T10928] kasan_report+0x143/0x180 [ 361.713119][T10928] ? xfs_iflush_cluster+0xe3e/0x11f0 [ 361.718419][T10928] ? xfs_inode_item_push+0x293/0x2e0 [ 361.723801][T10928] xfs_inode_item_push+0x293/0x2e0 [ 361.728921][T10928] xfsaild+0x112a/0x2e00 [ 361.733185][T10928] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 361.739104][T10928] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 361.745492][T10928] ? xfsaild+0x236/0x2e00 [ 361.749837][T10928] ? __pfx_xfsaild+0x10/0x10 [ 361.754457][T10928] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 361.760358][T10928] ? __kthread_parkme+0x169/0x1d0 [ 361.765422][T10928] ? __pfx_xfsaild+0x10/0x10 [ 361.770031][T10928] kthread+0x2f0/0x390 [ 361.774145][T10928] ? __pfx_xfsaild+0x10/0x10 [ 361.778752][T10928] ? __pfx_kthread+0x10/0x10 [ 361.783355][T10928] ret_from_fork+0x4b/0x80 [ 361.787789][T10928] ? __pfx_kthread+0x10/0x10 [ 361.792384][T10928] ret_from_fork_asm+0x1a/0x30 [ 361.797201][T10928] [ 361.800223][T10928] [ 361.802551][T10928] Allocated by task 10907: [ 361.806970][T10928] kasan_save_track+0x3f/0x80 [ 361.811661][T10928] __kasan_slab_alloc+0x66/0x80 [ 361.816522][T10928] kmem_cache_alloc_noprof+0x135/0x2a0 [ 361.821995][T10928] xfs_inode_item_init+0x33/0xc0 [ 361.826956][T10928] xfs_trans_ijoin+0xeb/0x130 [ 361.831902][T10928] xfs_create+0x8a0/0xf60 [ 361.836443][T10928] xfs_generic_create+0x5d5/0xf50 [ 361.841502][T10928] vfs_mkdir+0x2f9/0x4f0 [ 361.845792][T10928] do_mkdirat+0x264/0x3a0 [ 361.850138][T10928] __x64_sys_mkdir+0x6c/0x80 [ 361.854740][T10928] do_syscall_64+0xf3/0x230 [ 361.859430][T10928] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 361.865340][T10928] [ 361.867663][T10928] Freed by task 5213: [ 361.871643][T10928] kasan_save_track+0x3f/0x80 [ 361.876332][T10928] kasan_save_free_info+0x40/0x50 [ 361.881362][T10928] __kasan_slab_free+0x59/0x70 [ 361.886143][T10928] kmem_cache_free+0x1a2/0x420 [ 361.890914][T10928] xfs_inode_free_callback+0x152/0x1d0 [ 361.896383][T10928] rcu_core+0xaaa/0x17a0 [ 361.900630][T10928] handle_softirqs+0x2c5/0x980 [ 361.905580][T10928] __irq_exit_rcu+0xf4/0x1c0 [ 361.910205][T10928] irq_exit_rcu+0x9/0x30 [ 361.914461][T10928] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 361.920103][T10928] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 361.926092][T10928] [ 361.928420][T10928] The buggy address belongs to the object at ffff8880774cfa40 [ 361.928420][T10928] which belongs to the cache xfs_ili of size 264 [ 361.942217][T10928] The buggy address is located 48 bytes inside of [ 361.942217][T10928] freed 264-byte region [ffff8880774cfa40, ffff8880774cfb48) [ 361.955936][T10928] [ 361.958312][T10928] The buggy address belongs to the physical page: [ 361.964739][T10928] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x774cf [ 361.973515][T10928] ksm flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 361.980992][T10928] page_type: f5(slab) [ 361.984983][T10928] raw: 00fff00000000000 ffff888142abe140 ffffea0001d56080 0000000000000007 [ 361.993576][T10928] raw: 0000000000000000 00000000000c000c 00000001f5000000 0000000000000000 [ 362.002160][T10928] page dumped because: kasan: bad access detected [ 362.008608][T10928] page_owner tracks the page as allocated [ 362.014320][T10928] page last allocated via order 0, migratetype Reclaimable, gfp_mask 0x52c50(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_RECLAIMABLE), pid 5289, tgid 5289 (syz-executor269), ts 76754520423, free_ts 21942205490 [ 362.035454][T10928] post_alloc_hook+0x1f3/0x230 [ 362.040231][T10928] get_page_from_freelist+0x3039/0x3180 [ 362.045909][T10928] __alloc_pages_noprof+0x256/0x6c0 [ 362.051119][T10928] alloc_pages_mpol_noprof+0x3e8/0x680 [ 362.056607][T10928] alloc_slab_page+0x6a/0x120 [ 362.061294][T10928] allocate_slab+0x5a/0x2f0 [ 362.065806][T10928] ___slab_alloc+0xcd1/0x14b0 [ 362.070498][T10928] __slab_alloc+0x58/0xa0 [ 362.074850][T10928] kmem_cache_alloc_noprof+0x1c1/0x2a0 [ 362.080316][T10928] xfs_inode_item_init+0x33/0xc0 [ 362.085271][T10928] xfs_trans_ijoin+0xeb/0x130 [ 362.089962][T10928] xfs_icreate+0x13a/0x1f0 [ 362.094494][T10928] xfs_symlink+0xa74/0x1230 [ 362.099025][T10928] xfs_vn_symlink+0x1f5/0x740 [ 362.103719][T10928] vfs_symlink+0x137/0x2e0 [ 362.108157][T10928] do_symlinkat+0x222/0x3a0 [ 362.112682][T10928] page last free pid 1 tgid 1 stack trace: [ 362.118509][T10928] free_unref_page+0xcd0/0xf00 [ 362.123313][T10928] free_contig_range+0x152/0x550 [ 362.128278][T10928] destroy_args+0x8a/0x840 [ 362.132712][T10928] debug_vm_pgtable+0x4be/0x550 [ 362.137661][T10928] do_one_initcall+0x248/0x880 [ 362.142436][T10928] do_initcall_level+0x157/0x210 [ 362.147391][T10928] do_initcalls+0x3f/0x80 [ 362.151733][T10928] kernel_init_freeable+0x435/0x5d0 [ 362.156970][T10928] kernel_init+0x1d/0x2b0 [ 362.161399][T10928] ret_from_fork+0x4b/0x80 [ 362.165935][T10928] ret_from_fork_asm+0x1a/0x30 [ 362.170730][T10928] [ 362.173055][T10928] Memory state around the buggy address: [ 362.178707][T10928] ffff8880774cf900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 362.186777][T10928] ffff8880774cf980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 362.194840][T10928] >ffff8880774cfa00: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 362.202902][T10928] ^ [ 362.210617][T10928] ffff8880774cfa80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 362.218776][T10928] ffff8880774cfb00: fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc [ 362.226836][T10928] ================================================================== [ 362.235430][T10928] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 362.242673][T10928] CPU: 1 UID: 0 PID: 10928 Comm: xfsaild/loop2 Not tainted 6.11.0-syzkaller-10669-g11a299a7933e #0 [ 362.253383][T10928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 362.263471][T10928] Call Trace: [ 362.266760][T10928] [ 362.269696][T10928] dump_stack_lvl+0x241/0x360 [ 362.274409][T10928] ? __pfx_dump_stack_lvl+0x10/0x10 [ 362.279625][T10928] ? __pfx__printk+0x10/0x10 [ 362.284227][T10928] ? preempt_schedule+0xe1/0xf0 [ 362.289107][T10928] ? vscnprintf+0x5d/0x90 [ 362.293466][T10928] panic+0x349/0x880 [ 362.297398][T10928] ? check_panic_on_warn+0x21/0xb0 [ 362.302544][T10928] ? __pfx_panic+0x10/0x10 [ 362.306995][T10928] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 362.312999][T10928] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 362.319337][T10928] ? print_report+0x502/0x550 [ 362.324039][T10928] check_panic_on_warn+0x86/0xb0 [ 362.328988][T10928] ? xfs_inode_item_push+0x293/0x2e0 [ 362.334292][T10928] end_report+0x77/0x160 [ 362.338595][T10928] kasan_report+0x154/0x180 [ 362.343111][T10928] ? xfs_iflush_cluster+0xe3e/0x11f0 [ 362.348584][T10928] ? xfs_inode_item_push+0x293/0x2e0 [ 362.353876][T10928] xfs_inode_item_push+0x293/0x2e0 [ 362.358995][T10928] xfsaild+0x112a/0x2e00 [ 362.363257][T10928] ? _raw_spin_unlock_irqrestore+0x8f/0x140 [ 362.369164][T10928] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 362.375502][T10928] ? xfsaild+0x236/0x2e00 [ 362.379835][T10928] ? __pfx_xfsaild+0x10/0x10 [ 362.384435][T10928] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 362.390340][T10928] ? __kthread_parkme+0x169/0x1d0 [ 362.395382][T10928] ? __pfx_xfsaild+0x10/0x10 [ 362.400063][T10928] kthread+0x2f0/0x390 [ 362.404140][T10928] ? __pfx_xfsaild+0x10/0x10 [ 362.408735][T10928] ? __pfx_kthread+0x10/0x10 [ 362.413330][T10928] ret_from_fork+0x4b/0x80 [ 362.417762][T10928] ? __pfx_kthread+0x10/0x10 [ 362.422359][T10928] ret_from_fork_asm+0x1a/0x30 [ 362.427142][T10928] [ 362.430556][T10928] Kernel Offset: disabled [ 362.434889][T10928] Rebooting in 86400 seconds..