./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2528085247 <...> Warning: Permanently added '10.128.1.73' (ED25519) to the list of known hosts. execve("./syz-executor2528085247", ["./syz-executor2528085247"], 0x7ffdf0245560 /* 10 vars */) = 0 brk(NULL) = 0x555563285000 brk(0x555563285d00) = 0x555563285d00 arch_prctl(ARCH_SET_FS, 0x555563285380) = 0 set_tid_address(0x555563285650) = 5820 set_robust_list(0x555563285660, 24) = 0 rseq(0x555563285ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2528085247", 4096) = 28 getrandom("\x67\xc6\x46\x99\x97\x66\xcd\x5a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555563285d00 brk(0x5555632a6d00) = 0x5555632a6d00 brk(0x5555632a7000) = 0x5555632a7000 mprotect(0x7f9505381000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("./syzkaller.oON96H", 0700) = 0 chmod("./syzkaller.oON96H", 0777) = 0 chdir("./syzkaller.oON96H") = 0 mkdir("./0", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5821 attached [pid 5821] set_robust_list(0x555563285660, 24 [pid 5820] <... clone resumed>, child_tidptr=0x555563285650) = 5821 [pid 5821] <... set_robust_list resumed>) = 0 [pid 5821] chdir("./0") = 0 [pid 5821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5821] setpgid(0, 0) = 0 [pid 5821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5821] write(3, "1000", 4) = 4 [pid 5821] close(3) = 0 [pid 5821] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5821] write(1, "executing program\n", 18) = 18 [pid 5821] memfd_create("syzkaller", 0) = 3 [pid 5821] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f94fce00000 [pid 5821] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x01\x00\x00\x00\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5821] munmap(0x7f94fce00000, 138412032) = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5821] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5821] close(3) = 0 [pid 5821] close(4) = 0 [pid 5821] mkdir("./file1", 0777) = 0 [ 60.414389][ T5821] loop0: detected capacity change from 0 to 32768 [ 60.459319][ T5821] ======================================================= [ 60.459319][ T5821] WARNING: The mand mount option has been deprecated and [ 60.459319][ T5821] and is ignored by this kernel. Remove the mand [ 60.459319][ T5821] option from the mount to silence this warning. [ 60.459319][ T5821] ======================================================= [pid 5821] mount("/dev/loop0", "./file1", "ocfs2", MS_SYNCHRONOUS|MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME|MS_STRICTATIME, "acl,heartbeat=none,errors=remount-ro,coherency=full,preferred_slot=00000000000000000001,localflocks,"...) = 0 [pid 5821] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5821] chdir("./file1") = 0 [pid 5821] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5821] openat(AT_FDCWD, "/dev/fuse", O_RDWR) = 4 [pid 5821] mkdir("./file0", 0777) = 0 [ 60.511061][ T5821] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5821] mount(NULL, "./file0", "fuse", 0, "fd=0x0000000000000004,rootmode=00000000000000000040000,user_id=00000000000000000004,group_id=0000000"...) = 0 [pid 5821] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = -1 EACCES (Permission denied) [pid 5821] exit_group(0) = ? [pid 5821] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5821, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=13 /* 0.13 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x5555632866f0 /* 4 entries */, 32768) = 112 umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy) newfstatat(AT_FDCWD, "./0/file1", {st_mode=S_IFDIR|0755, st_size=312, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EBUSY (Device or resource busy) openat(AT_FDCWD, "./0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0755, st_size=312, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x55556328e730 /* 4 entries */, 32768) = 112 umount2("./0/file1/lost+found", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/file1/lost+found", {st_mode=S_IFDIR|0755, st_size=312, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./0/file1/lost+found", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0/file1/lost+found", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 newfstatat(5, "", {st_mode=S_IFDIR|0755, st_size=312, ...}, AT_EMPTY_PATH) = 0 getdents64(5, 0x555563296770 /* 2 entries */, 32768) = 48 getdents64(5, 0x555563296770 /* 0 entries */, 32768) = 0 close(5) = 0 [ 60.770106][ T5820] ------------[ cut here ]------------ [ 60.775749][ T5820] kernel BUG at fs/ocfs2/alloc.c:686! [ 60.781197][ T5820] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 60.788129][ T5820] CPU: 1 UID: 0 PID: 5820 Comm: syz-executor252 Not tainted 6.13.0-rc3-syzkaller-00017-gf44d154d6e3d #0 [ 60.799217][ T5820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 60.809269][ T5820] RIP: 0010:ocfs2_commit_truncate+0x2547/0x2550 [ 60.815523][ T5820] Code: 24 08 e8 ac bf 7c fe e9 bb fb ff ff e8 32 e2 18 fe 89 de 48 c7 c7 40 89 e1 8e e8 a4 38 6c 01 e9 c6 fb ff ff e8 1a e2 18 fe 90 <0f> 0b e8 82 07 3a 08 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 60.835117][ T5820] RSP: 0018:ffffc90003ec71a0 EFLAGS: 00010293 [ 60.841168][ T5820] RAX: ffffffff83869186 RBX: 0000000000000138 RCX: ffff888033a3bc00 [ 60.849119][ T5820] RDX: 0000000000000000 RSI: 0000000000000138 RDI: 0000000000000004 [ 60.857088][ T5820] RBP: ffffc90003ec74d0 R08: ffffffff83867048 R09: 0000000000000000 [ 60.865039][ T5820] R10: ffffc90003ec7380 R11: fffff520007d8e72 R12: dffffc0000000000 [ 60.872988][ T5820] R13: 1ffff920007d8e54 R14: ffff88807795b000 R15: 000000000000000d [ 60.880963][ T5820] FS: 0000555563285380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 60.889876][ T5820] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.896438][ T5820] CR2: 000055556329e778 CR3: 000000005c5b8000 CR4: 00000000003526f0 [ 60.904407][ T5820] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.912367][ T5820] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.920326][ T5820] Call Trace: [ 60.923593][ T5820] [ 60.926510][ T5820] ? __die_body+0x5f/0xb0 [ 60.930826][ T5820] ? die+0x9e/0xc0 [ 60.934528][ T5820] ? do_trap+0x15a/0x3a0 [ 60.938758][ T5820] ? ocfs2_commit_truncate+0x2547/0x2550 [ 60.944376][ T5820] ? do_error_trap+0x1dc/0x2c0 [ 60.949132][ T5820] ? ocfs2_commit_truncate+0x2547/0x2550 [ 60.954745][ T5820] ? stack_depot_save_flags+0x7b4/0x940 [ 60.960269][ T5820] ? __pfx_do_error_trap+0x10/0x10 [ 60.965362][ T5820] ? handle_invalid_op+0x34/0x40 [ 60.970283][ T5820] ? ocfs2_commit_truncate+0x2547/0x2550 [ 60.975895][ T5820] ? exc_invalid_op+0x38/0x50 [ 60.980555][ T5820] ? asm_exc_invalid_op+0x1a/0x20 [ 60.985563][ T5820] ? ocfs2_commit_truncate+0x408/0x2550 [ 60.991109][ T5820] ? ocfs2_commit_truncate+0x2546/0x2550 [ 60.996722][ T5820] ? ocfs2_commit_truncate+0x2547/0x2550 [ 61.002336][ T5820] ? kasan_quarantine_put+0xdc/0x230 [ 61.007600][ T5820] ? __pfx_ocfs2_commit_truncate+0x10/0x10 [ 61.013392][ T5820] ? __pfx_ocfs2_journal_access_di+0x10/0x10 [ 61.019355][ T5820] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 61.025258][ T5820] ? __pfx___up_read+0x10/0x10 [ 61.030002][ T5820] ? sb_end_intwrite+0xe9/0x1c0 [ 61.034831][ T5820] ? ocfs2_commit_trans+0x138/0x260 [ 61.040010][ T5820] ? __pfx_ocfs2_commit_trans+0x10/0x10 [ 61.045534][ T5820] ? do_raw_spin_unlock+0x13c/0x8b0 [ 61.050717][ T5820] ? ocfs2_metadata_cache_get_super+0x43/0x80 [ 61.056761][ T5820] ? ocfs2_inode_cache_get_super+0xd/0x40 [ 61.062460][ T5820] ocfs2_evict_inode+0x1c46/0x4630 [ 61.067556][ T5820] ? __pfx_stack_trace_save+0x10/0x10 [ 61.072909][ T5820] ? __pfx_ocfs2_evict_inode+0x10/0x10 [ 61.078346][ T5820] ? __pfx_check_noncircular+0x10/0x10 [ 61.083784][ T5820] ? lockdep_unlock+0x16a/0x300 [ 61.088609][ T5820] ? __pfx_lockdep_unlock+0x10/0x10 [ 61.093782][ T5820] ? add_lock_to_list+0x1e8/0x2f0 [ 61.098807][ T5820] ? validate_chain+0x11e/0x5920 [ 61.103728][ T5820] ? __pfx_validate_chain+0x10/0x10 [ 61.108908][ T5820] ? __pfx_validate_chain+0x10/0x10 [ 61.114094][ T5820] ? writeback_single_inode+0x400/0x660 [ 61.119618][ T5820] ? do_raw_spin_lock+0x14f/0x370 [ 61.124620][ T5820] ? __pfx_lock_release+0x10/0x10 [ 61.129622][ T5820] ? mark_lock+0x9a/0x360 [ 61.133929][ T5820] ? __lock_acquire+0x1397/0x2100 [ 61.138940][ T5820] ? inode_wait_for_writeback+0x111/0x2a0 [ 61.144639][ T5820] ? __pfx_lock_release+0x10/0x10 [ 61.149647][ T5820] ? do_raw_spin_unlock+0x13c/0x8b0 [ 61.154823][ T5820] ? __pfx_ocfs2_evict_inode+0x10/0x10 [ 61.160261][ T5820] evict+0x4e8/0x9a0 [ 61.164140][ T5820] ? __pfx_evict+0x10/0x10 [ 61.168541][ T5820] ? _raw_spin_unlock+0x28/0x50 [ 61.173373][ T5820] ? iput+0x713/0xa50 [ 61.177335][ T5820] vfs_rmdir+0x3d7/0x510 [ 61.181559][ T5820] do_rmdir+0x3b5/0x580 [ 61.185692][ T5820] ? __virt_addr_valid+0x183/0x530 [ 61.190782][ T5820] ? __pfx_do_rmdir+0x10/0x10 [ 61.195448][ T5820] ? getname_flags+0x1e3/0x540 [ 61.200197][ T5820] __x64_sys_rmdir+0x47/0x50 [ 61.204775][ T5820] do_syscall_64+0xf3/0x230 [ 61.209265][ T5820] ? clear_bhb_loop+0x35/0x90 [ 61.213925][ T5820] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.219801][ T5820] RIP: 0033:0x7f9505308d47 [ 61.224206][ T5820] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 54 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 61.243800][ T5820] RSP: 002b:00007ffec8fe2da8 EFLAGS: 00000207 ORIG_RAX: 0000000000000054 [ 61.252196][ T5820] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9505308d47 [ 61.260150][ T5820] RDX: 0000000000008890 RSI: 0000000000000000 RDI: 00007ffec8fe3f50 [ 61.268101][ T5820] RBP: 0000000000000065 R08: 000055556329679b R09: 0000000000000000 [ 61.276051][ T5820] R10: 0000000000001000 R11: 0000000000000207 R12: 00007ffec8fe3f50 [ 61.284016][ T5820] R13: 0000555563296740 R14: 431bde82d7b634db R15: 00007ffec8fe60d0 [ 61.291989][ T5820] [ 61.294986][ T5820] Modules linked in: [ 61.299039][ T5820] ---[ end trace 0000000000000000 ]--- [ 61.304608][ T5820] RIP: 0010:ocfs2_commit_truncate+0x2547/0x2550 [ 61.310878][ T5820] Code: 24 08 e8 ac bf 7c fe e9 bb fb ff ff e8 32 e2 18 fe 89 de 48 c7 c7 40 89 e1 8e e8 a4 38 6c 01 e9 c6 fb ff ff e8 1a e2 18 fe 90 <0f> 0b e8 82 07 3a 08 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 61.330532][ T5820] RSP: 0018:ffffc90003ec71a0 EFLAGS: 00010293 [ 61.336632][ T5820] RAX: ffffffff83869186 RBX: 0000000000000138 RCX: ffff888033a3bc00 [ 61.344627][ T5820] RDX: 0000000000000000 RSI: 0000000000000138 RDI: 0000000000000004 [ 61.352625][ T5820] RBP: ffffc90003ec74d0 R08: ffffffff83867048 R09: 0000000000000000 [ 61.360632][ T5820] R10: ffffc90003ec7380 R11: fffff520007d8e72 R12: dffffc0000000000 [ 61.368632][ T5820] R13: 1ffff920007d8e54 R14: ffff88807795b000 R15: 000000000000000d [ 61.376639][ T5820] FS: 0000555563285380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 61.385595][ T5820] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.392165][ T5820] CR2: 000055556329e778 CR3: 000000005c5b8000 CR4: 00000000003526f0 [ 61.400156][ T5820] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.408163][ T5820] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.416167][ T5820] Kernel panic - not syncing: Fatal exception [ 61.422479][ T5820] Kernel Offset: disabled [ 61.426791][ T5820] Rebooting in 86400 seconds..