./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor553349375 <...> Warning: Permanently added '10.128.1.255' (ED25519) to the list of known hosts. execve("./syz-executor553349375", ["./syz-executor553349375"], 0x7ffceab03b50 /* 10 vars */) = 0 brk(NULL) = 0x555583ee2000 brk(0x555583ee2d00) = 0x555583ee2d00 arch_prctl(ARCH_SET_FS, 0x555583ee2380) = 0 set_tid_address(0x555583ee2650) = 5220 set_robust_list(0x555583ee2660, 24) = 0 rseq(0x555583ee2ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor553349375", 4096) = 27 getrandom("\x79\x0d\x12\x79\x58\x4d\x35\x33", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555583ee2d00 brk(0x555583f03d00) = 0x555583f03d00 brk(0x555583f04000) = 0x555583f04000 mprotect(0x7f7782ab7000, 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 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 5222 attached , child_tidptr=0x555583ee2650) = 5222 [pid 5222] set_robust_list(0x555583ee2660, 24) = 0 [pid 5222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5222] setpgid(0, 0) = 0 [pid 5222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5222] write(3, "1000", 4) = 4 [pid 5222] close(3) = 0 [pid 5222] write(1, "executing program\n", 18executing program ) = 18 [pid 5222] memfd_create("syzkaller", 0) = 3 [pid 5222] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f777a400000 [pid 5222] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\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 5222] munmap(0x7f777a400000, 138412032) = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5222] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5222] close(3) = 0 [pid 5222] close(4) = 0 [pid 5222] mkdir("./file1", 0777) = 0 [ 55.527673][ T5222] loop0: detected capacity change from 0 to 32768 [ 55.574246][ T5222] ======================================================= [ 55.574246][ T5222] WARNING: The mand mount option has been deprecated and [ 55.574246][ T5222] and is ignored by this kernel. Remove the mand [ 55.574246][ T5222] option from the mount to silence this warning. [ 55.574246][ T5222] ======================================================= [pid 5222] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,errors=remount-ro,coherency=full,coherency=full,localflocks,intr,noacl,") = 0 [pid 5222] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5222] chdir("./file1") = 0 [pid 5222] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5222] open("./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 012) = 4 [pid 5222] write(4, "\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00", 24) = 24 [pid 5222] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT, 000) = 5 [pid 5222] mount(NULL, NULL, NULL, MS_NOSUID|MS_NOEXEC|MS_UNBINDABLE|MS_PRIVATE|MS_STRICTATIME, NULL) = -1 EFAULT (Bad address) [ 55.632408][ T5222] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5222] pread64(-1, NULL, 0, 36028797018963968) = -1 EBADF (Bad file descriptor) [ 55.702938][ T5222] ------------[ cut here ]------------ [ 55.709141][ T5222] kernel BUG at fs/ocfs2/alloc.c:7402! [ 55.715321][ T5222] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 55.723074][ T5222] CPU: 1 UID: 0 PID: 5222 Comm: syz-executor553 Not tainted 6.12.0-rc1-syzkaller-00165-g360c1f1f24c6 #0 [ 55.734733][ T5222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 55.744903][ T5222] RIP: 0010:ocfs2_truncate_inline+0x93d/0x940 [ 55.751013][ T5222] Code: 38 c1 0f 8c bf fe ff ff 48 89 d7 48 89 54 24 08 e8 d8 d6 7a fe 48 8b 54 24 08 e9 a8 fe ff ff e8 f9 37 3c 08 e8 24 48 14 fe 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e [ 55.771076][ T5222] RSP: 0018:ffffc900038ef200 EFLAGS: 00010293 [ 55.777336][ T5222] RAX: ffffffff83808e6c RBX: 00000000fffffffd RCX: ffff88802ae61e00 [ 55.785781][ T5222] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000004 [ 55.794090][ T5222] RBP: ffffc900038ef310 R08: ffffffff83808708 R09: 1ffffffff20377cd [ 55.802625][ T5222] R10: dffffc0000000000 R11: fffffbfff20377ce R12: 0000000000000007 [ 55.810920][ T5222] R13: ffff888074ba5e48 R14: dffffc0000000000 R15: 0000000000000007 [ 55.819145][ T5222] FS: 0000555583ee2380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 55.828355][ T5222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.835197][ T5222] CR2: 00007f7782abb100 CR3: 0000000029b44000 CR4: 00000000003526f0 [ 55.843256][ T5222] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.852347][ T5222] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.861051][ T5222] Call Trace: [ 55.864458][ T5222] [ 55.867590][ T5222] ? __die_body+0x5f/0xb0 [ 55.872220][ T5222] ? die+0x9e/0xc0 [ 55.876455][ T5222] ? do_trap+0x15a/0x3a0 [ 55.881163][ T5222] ? ocfs2_truncate_inline+0x93d/0x940 [ 55.887021][ T5222] ? do_error_trap+0x1dc/0x2c0 [ 55.891818][ T5222] ? ocfs2_truncate_inline+0x93d/0x940 [ 55.897814][ T5222] ? __pfx_do_error_trap+0x10/0x10 [ 55.903075][ T5222] ? report_bug+0x3e8/0x500 [ 55.907958][ T5222] ? handle_invalid_op+0x34/0x40 [ 55.913610][ T5222] ? ocfs2_truncate_inline+0x93d/0x940 [ 55.919708][ T5222] ? exc_invalid_op+0x38/0x50 [ 55.925396][ T5222] ? asm_exc_invalid_op+0x1a/0x20 [ 55.930566][ T5222] ? ocfs2_truncate_inline+0x1d8/0x940 [ 55.936252][ T5222] ? ocfs2_truncate_inline+0x93c/0x940 [ 55.941998][ T5222] ? ocfs2_truncate_inline+0x93d/0x940 [ 55.947992][ T5222] ? __pfx_ocfs2_truncate_inline+0x10/0x10 [ 55.954208][ T5222] ocfs2_remove_inode_range+0x603/0x2690 [ 55.960203][ T5222] ? mark_lock+0x9a/0x360 [ 55.964734][ T5222] ? __lock_acquire+0x1384/0x2050 [ 55.970751][ T5222] ? __pfx_ocfs2_remove_inode_range+0x10/0x10 [ 55.977062][ T5222] ? __pfx_ocfs2_journal_access_di+0x10/0x10 [ 55.983174][ T5222] ? __pfx___might_resched+0x10/0x10 [ 55.988851][ T5222] ? inode_dio_wait+0x19f/0x240 [ 55.993983][ T5222] ? __pfx_lock_release+0x10/0x10 [ 55.999220][ T5222] ? do_raw_spin_lock+0x14f/0x370 [ 56.004353][ T5222] ? down_write+0x18c/0x220 [ 56.008962][ T5222] ? __pfx_down_write+0x10/0x10 [ 56.014092][ T5222] ? do_raw_spin_unlock+0x13c/0x8b0 [ 56.019453][ T5222] __ocfs2_change_file_space+0x8e4/0xfd0 [ 56.025203][ T5222] ? mark_lock+0x9a/0x360 [ 56.029847][ T5222] ? __pfx___ocfs2_change_file_space+0x10/0x10 [ 56.036360][ T5222] ocfs2_fallocate+0x2e4/0x350 [ 56.041485][ T5222] ? __pfx_ocfs2_fallocate+0x10/0x10 [ 56.047059][ T5222] ? rcu_read_lock_any_held+0xb7/0x160 [ 56.053228][ T5222] vfs_fallocate+0x569/0x6e0 [ 56.058204][ T5222] do_vfs_ioctl+0x2583/0x2e40 [ 56.063857][ T5222] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 56.069091][ T5222] ? mark_lock+0x9a/0x360 [ 56.073670][ T5222] ? tomoyo_path_number_perm+0x208/0x880 [ 56.079662][ T5222] ? __pfx_lock_release+0x10/0x10 [ 56.085180][ T5222] ? lockdep_hardirqs_on+0x99/0x150 [ 56.090940][ T5222] ? kfree+0x1a0/0x440 [ 56.095124][ T5222] ? tomoyo_path_number_perm+0x68d/0x880 [ 56.101664][ T5222] ? tomoyo_path_number_perm+0x71a/0x880 [ 56.107707][ T5222] ? tomoyo_path_number_perm+0x208/0x880 [ 56.113482][ T5222] ? smack_log+0x123/0x540 [ 56.118359][ T5222] ? __pfx_tomoyo_path_number_perm+0x10/0x10 [ 56.124563][ T5222] ? __pfx_smack_log+0x10/0x10 [ 56.129740][ T5222] ? smk_access+0x4ab/0x4e0 [ 56.134647][ T5222] ? smk_tskacc+0x300/0x370 [ 56.139632][ T5222] ? smack_file_ioctl+0x29e/0x3a0 [ 56.147363][ T5222] ? __pfx_smack_file_ioctl+0x10/0x10 [ 56.153232][ T5222] ? __pfx_ptrace_notify+0x10/0x10 [ 56.158809][ T5222] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 56.166264][ T5222] __se_sys_ioctl+0x81/0x170 [ 56.171184][ T5222] do_syscall_64+0xf3/0x230 [ 56.176200][ T5222] ? clear_bhb_loop+0x35/0x90 [ 56.181251][ T5222] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.187349][ T5222] RIP: 0033:0x7f7782a3edd9 [ 56.191921][ T5222] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 56.212054][ T5222] RSP: 002b:00007ffcbc179258 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.220714][ T5222] RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f7782a3edd9 [ 56.229504][ T5222] RDX: 00000000200000c0 RSI: 0000000040305829 RDI: 0000000000000005 [ 56.237935][ T5222] RBP: 00007f7782ab75f0 R08: 0000555583ee34c0 R09: 0000555583ee34c0 [ 56.246769][ T5222] R10: 0000555583ee34c0 R11: 0000000000000246 R12: 00007ffcbc179280 [ 56.255190][ T5222] R13: 00007ffcbc1794a8 R14: 431bde82d7b634db R15: 00007f7782a8803b [ 56.264267][ T5222] [ 56.267574][ T5222] Modules linked in: [ 56.271957][ T5222] ---[ end trace 0000000000000000 ]--- [ 56.278326][ T5222] RIP: 0010:ocfs2_truncate_inline+0x93d/0x940 [ 56.285116][ T5222] Code: 38 c1 0f 8c bf fe ff ff 48 89 d7 48 89 54 24 08 e8 d8 d6 7a fe 48 8b 54 24 08 e9 a8 fe ff ff e8 f9 37 3c 08 e8 24 48 14 fe 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e [ 56.306423][ T5222] RSP: 0018:ffffc900038ef200 EFLAGS: 00010293 [ 56.312679][ T5222] RAX: ffffffff83808e6c RBX: 00000000fffffffd RCX: ffff88802ae61e00 [ 56.321350][ T5222] RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000004 [ 56.331121][ T5222] RBP: ffffc900038ef310 R08: ffffffff83808708 R09: 1ffffffff20377cd [ 56.339266][ T5222] R10: dffffc0000000000 R11: fffffbfff20377ce R12: 0000000000000007 [ 56.348188][ T5222] R13: ffff888074ba5e48 R14: dffffc0000000000 R15: 0000000000000007 [ 56.356432][ T5222] FS: 0000555583ee2380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 56.366253][ T5222] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.373007][ T5222] CR2: 00007f7782abb100 CR3: 0000000029b44000 CR4: 00000000003526f0 [ 56.383248][ T5222] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.391527][ T5222] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.400643][ T5222] Kernel panic - not syncing: Fatal exception [ 56.407901][ T5222] Kernel Offset: disabled [ 56.412944][ T5222] Rebooting in 86400 seconds..