./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor214432651 <...> Warning: Permanently added '10.128.1.113' (ED25519) to the list of known hosts. execve("./syz-executor214432651", ["./syz-executor214432651"], 0x7ffc4ca564d0 /* 10 vars */) = 0 brk(NULL) = 0x555565eff000 brk(0x555565effd00) = 0x555565effd00 arch_prctl(ARCH_SET_FS, 0x555565eff380) = 0 set_tid_address(0x555565eff650) = 5831 set_robust_list(0x555565eff660, 24) = 0 rseq(0x555565effca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor214432651", 4096) = 27 getrandom("\x8e\x7c\x55\xdf\x68\xba\xa7\x73", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555565effd00 brk(0x555565f20d00) = 0x555565f20d00 brk(0x555565f21000) = 0x555565f21000 mprotect(0x7f0b99744000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 executing program 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 write(1, "executing program\n", 18) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f0b91200000 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 munmap(0x7f0b91200000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file1", 0777) = 0 [ 73.574222][ T5831] loop0: detected capacity change from 0 to 32768 [ 73.617241][ T5831] ======================================================= [ 73.617241][ T5831] WARNING: The mand mount option has been deprecated and [ 73.617241][ T5831] and is ignored by this kernel. Remove the mand [ 73.617241][ T5831] option from the mount to silence this warning. [ 73.617241][ T5831] ======================================================= 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 openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 chdir("./file1") = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) mknod("./file1", 000) = 0 openat(AT_FDCWD, ".", O_RDONLY) = 4 [ 73.673867][ T5831] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.726386][ T5831] ------------[ cut here ]------------ [ 73.731973][ T5831] kernel BUG at fs/ocfs2/uptodate.c:509! [ 73.737707][ T5831] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 73.744856][ T5831] CPU: 0 UID: 0 PID: 5831 Comm: syz-executor214 Not tainted 6.13.0-rc3-syzkaller-00209-g499551201b5f #0 [ 73.755956][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 73.765999][ T5831] RIP: 0010:ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.772960][ T5831] Code: 03 42 80 3c 20 00 74 08 48 89 df e8 75 af 63 fe 4c 8b 1b 4c 89 ff 5b 41 5c 41 5d 41 5e 41 5f e9 31 6c 29 08 e8 7c 4e fd fd 90 <0f> 0b e8 74 4e fd fd 90 0f 0b e8 6c 4e fd fd 90 0f 0b e8 64 4e fd [ 73.792926][ T5831] RSP: 0018:ffffc900033cfa30 EFLAGS: 00010293 [ 73.799084][ T5831] RAX: ffffffff83a22574 RBX: 0000000000000001 RCX: ffff888034a03c00 [ 73.807236][ T5831] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 73.815205][ T5831] RBP: ffffc900033cfcf0 R08: ffffffff83a2245e R09: 1ffffffff2032fae [ 73.823207][ T5831] R10: dffffc0000000000 R11: fffffbfff2032faf R12: ffff8880754fcfb8 [ 73.831206][ T5831] R13: dffffc0000000000 R14: ffff88807b765570 R15: ffff8880754f8830 [ 73.839181][ T5831] FS: 0000555565eff380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 73.848109][ T5831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.854690][ T5831] CR2: 000000000066c7e0 CR3: 0000000033ee0000 CR4: 0000000000350ef0 [ 73.862749][ T5831] Call Trace: [ 73.866029][ T5831] [ 73.868957][ T5831] ? __die_body+0x5f/0xb0 [ 73.873293][ T5831] ? die+0x9e/0xc0 [ 73.877103][ T5831] ? do_trap+0x15a/0x3a0 [ 73.881346][ T5831] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.887515][ T5831] ? do_error_trap+0x1dc/0x2c0 [ 73.892299][ T5831] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.898469][ T5831] ? __pfx_do_error_trap+0x10/0x10 [ 73.903579][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.909229][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.914863][ T5831] ? handle_invalid_op+0x34/0x40 [ 73.919909][ T5831] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.926073][ T5831] ? exc_invalid_op+0x38/0x50 [ 73.930749][ T5831] ? asm_exc_invalid_op+0x1a/0x20 [ 73.935794][ T5831] ? ocfs2_set_new_buffer_uptodate+0x2e/0x160 [ 73.941872][ T5831] ? ocfs2_set_new_buffer_uptodate+0x144/0x160 [ 73.948040][ T5831] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.954212][ T5831] ocfs2_group_add+0x3a3/0x15a0 [ 73.959080][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.964721][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.970382][ T5831] ? __pfx_ocfs2_group_add+0x10/0x10 [ 73.975698][ T5831] ? __pfx_lock_acquire+0x10/0x10 [ 73.980733][ T5831] ? mnt_get_write_access+0x68/0x2b0 [ 73.986037][ T5831] ? __pfx_lock_release+0x10/0x10 [ 73.991071][ T5831] ? rcu_read_lock_any_held+0xb7/0x160 [ 73.996544][ T5831] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 74.002448][ T5831] ? tomoyo_path_number_perm+0x206/0x860 [ 74.008097][ T5831] ? mnt_get_write_access+0x68/0x2b0 [ 74.013397][ T5831] ? mnt_get_write_access+0x68/0x2b0 [ 74.018698][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.024336][ T5831] ? mnt_get_write_access+0x226/0x2b0 [ 74.029726][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.035365][ T5831] ocfs2_ioctl+0x65e/0x7d0 [ 74.039785][ T5831] ? __pfx_ocfs2_ioctl+0x10/0x10 [ 74.044731][ T5831] ? __pfx_ptrace_notify+0x10/0x10 [ 74.049858][ T5831] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.056480][ T5831] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.062116][ T5831] ? __pfx_ocfs2_ioctl+0x10/0x10 [ 74.067053][ T5831] __se_sys_ioctl+0xf7/0x170 [ 74.071735][ T5831] do_syscall_64+0xf3/0x230 [ 74.076342][ T5831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.082249][ T5831] RIP: 0033:0x7f0b996cd6f9 [ 74.086678][ T5831] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 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 [ 74.106374][ T5831] RSP: 002b:00007ffcd6119cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.114969][ T5831] RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f0b996cd6f9 [ 74.122943][ T5831] RDX: 00000000200000c0 RSI: 0000000040186f02 RDI: 0000000000000004 [ 74.130911][ T5831] RBP: 00007f0b99744610 R08: 0000000000000000 R09: 00007ffcd6119ec8 [ 74.138970][ T5831] R10: 00007f0b99708ab3 R11: 0000000000000246 R12: 0000000000000001 [ 74.146938][ T5831] R13: 00007ffcd6119eb8 R14: 0000000000000001 R15: 0000000000000001 [ 74.155267][ T5831] [ 74.158280][ T5831] Modules linked in: [ 74.162387][ T5831] ---[ end trace 0000000000000000 ]--- [ 74.168187][ T5831] RIP: 0010:ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 74.175069][ T5831] Code: 03 42 80 3c 20 00 74 08 48 89 df e8 75 af 63 fe 4c 8b 1b 4c 89 ff 5b 41 5c 41 5d 41 5e 41 5f e9 31 6c 29 08 e8 7c 4e fd fd 90 <0f> 0b e8 74 4e fd fd 90 0f 0b e8 6c 4e fd fd 90 0f 0b e8 64 4e fd [ 74.194793][ T5831] RSP: 0018:ffffc900033cfa30 EFLAGS: 00010293 [ 74.200900][ T5831] RAX: ffffffff83a22574 RBX: 0000000000000001 RCX: ffff888034a03c00 [ 74.208924][ T5831] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 74.216936][ T5831] RBP: ffffc900033cfcf0 R08: ffffffff83a2245e R09: 1ffffffff2032fae [ 74.224952][ T5831] R10: dffffc0000000000 R11: fffffbfff2032faf R12: ffff8880754fcfb8 [ 74.233021][ T5831] R13: dffffc0000000000 R14: ffff88807b765570 R15: ffff8880754f8830 [ 74.241028][ T5831] FS: 0000555565eff380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 74.249998][ T5831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.256648][ T5831] CR2: 000000000066c7e0 CR3: 0000000033ee0000 CR4: 0000000000350ef0 [ 74.264661][ T5831] Kernel panic - not syncing: Fatal exception [ 74.270931][ T5831] Kernel Offset: disabled [ 74.275273][ T5831] Rebooting in 86400 seconds..