./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2089100443 <...> Warning: Permanently added '10.128.1.9' (ED25519) to the list of known hosts. execve("./syz-executor2089100443", ["./syz-executor2089100443"], 0x7ffda69137f0 /* 10 vars */) = 0 brk(NULL) = 0x555591b47000 brk(0x555591b47d00) = 0x555591b47d00 arch_prctl(ARCH_SET_FS, 0x555591b47380) = 0 set_tid_address(0x555591b47650) = 5826 set_robust_list(0x555591b47660, 24) = 0 rseq(0x555591b47ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2089100443", 4096) = 28 getrandom("\x4b\x68\x9b\x0f\x1b\xd0\x2a\x48", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555591b47d00 brk(0x555591b68d00) = 0x555591b68d00 brk(0x555591b69000) = 0x555591b69000 mprotect(0x7fe49acda000, 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 write(1, "executing program\n", 18executing program ) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe492800000 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(0x7fe492800000, 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 [ 73.592012][ T5826] loop0: detected capacity change from 0 to 32768 [ 73.635201][ T5826] ======================================================= [ 73.635201][ T5826] WARNING: The mand mount option has been deprecated and [ 73.635201][ T5826] and is ignored by this kernel. Remove the mand [ 73.635201][ T5826] option from the mount to silence this warning. [ 73.635201][ T5826] ======================================================= 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 [ 73.687597][ T5826] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.739386][ T5826] ------------[ cut here ]------------ [ 73.745037][ T5826] kernel BUG at fs/ocfs2/uptodate.c:509! [ 73.750743][ T5826] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 73.757869][ T5826] CPU: 1 UID: 0 PID: 5826 Comm: syz-executor208 Not tainted 6.13.0-rc3-syzkaller-00209-g499551201b5f #0 [ 73.769055][ T5826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 73.779102][ T5826] RIP: 0010:ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.785908][ T5826] 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 [ 73.805594][ T5826] RSP: 0018:ffffc900042bfa30 EFLAGS: 00010293 [ 73.811756][ T5826] RAX: ffffffff83a22574 RBX: 0000000000000001 RCX: ffff8880345c9e00 [ 73.819731][ T5826] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 73.827699][ T5826] RBP: ffffc900042bfcf0 R08: ffffffff83a2245e R09: 1ffffffff2032fae [ 73.835671][ T5826] R10: dffffc0000000000 R11: fffffbfff2032faf R12: ffff8880750c4fb8 [ 73.843647][ T5826] R13: dffffc0000000000 R14: ffff88807af5b570 R15: ffff8880750c0830 [ 73.851621][ T5826] FS: 0000555591b47380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 73.860551][ T5826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.867137][ T5826] CR2: 000000000066c7e0 CR3: 000000007a20a000 CR4: 0000000000350ef0 [ 73.875198][ T5826] Call Trace: [ 73.878482][ T5826] [ 73.881514][ T5826] ? __die_body+0x5f/0xb0 [ 73.885857][ T5826] ? die+0x9e/0xc0 [ 73.889584][ T5826] ? do_trap+0x15a/0x3a0 [ 73.893973][ T5826] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.900143][ T5826] ? do_error_trap+0x1dc/0x2c0 [ 73.904910][ T5826] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.911086][ T5826] ? __pfx_do_error_trap+0x10/0x10 [ 73.916204][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.921852][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.927491][ T5826] ? handle_invalid_op+0x34/0x40 [ 73.932428][ T5826] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.938595][ T5826] ? exc_invalid_op+0x38/0x50 [ 73.943274][ T5826] ? asm_exc_invalid_op+0x1a/0x20 [ 73.948314][ T5826] ? ocfs2_set_new_buffer_uptodate+0x2e/0x160 [ 73.954395][ T5826] ? ocfs2_set_new_buffer_uptodate+0x144/0x160 [ 73.960565][ T5826] ? ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 73.966827][ T5826] ocfs2_group_add+0x3a3/0x15a0 [ 73.971695][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.977330][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 73.982968][ T5826] ? __pfx_ocfs2_group_add+0x10/0x10 [ 73.988300][ T5826] ? __pfx_lock_acquire+0x10/0x10 [ 73.993331][ T5826] ? mnt_get_write_access+0x68/0x2b0 [ 73.998635][ T5826] ? __pfx_lock_release+0x10/0x10 [ 74.003666][ T5826] ? rcu_read_lock_any_held+0xb7/0x160 [ 74.009148][ T5826] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 74.015090][ T5826] ? tomoyo_path_number_perm+0x206/0x860 [ 74.020764][ T5826] ? mnt_get_write_access+0x68/0x2b0 [ 74.026072][ T5826] ? mnt_get_write_access+0x68/0x2b0 [ 74.031375][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.037035][ T5826] ? mnt_get_write_access+0x226/0x2b0 [ 74.042426][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.048091][ T5826] ocfs2_ioctl+0x65e/0x7d0 [ 74.052536][ T5826] ? __pfx_ocfs2_ioctl+0x10/0x10 [ 74.057573][ T5826] ? __pfx_ptrace_notify+0x10/0x10 [ 74.062703][ T5826] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 74.069067][ T5826] ? srso_alias_return_thunk+0x5/0xfbef5 [ 74.074704][ T5826] ? __pfx_ocfs2_ioctl+0x10/0x10 [ 74.079671][ T5826] __se_sys_ioctl+0xf7/0x170 [ 74.084269][ T5826] do_syscall_64+0xf3/0x230 [ 74.088793][ T5826] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.094706][ T5826] RIP: 0033:0x7fe49ac636f9 [ 74.099121][ T5826] 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 [ 74.118727][ T5826] RSP: 002b:00007ffe034e6768 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.127170][ T5826] RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007fe49ac636f9 [ 74.135172][ T5826] RDX: 00000000200000c0 RSI: 0000000040186f02 RDI: 0000000000000004 [ 74.143143][ T5826] RBP: 00007fe49acda610 R08: 0000000000000000 R09: 00007ffe034e6938 [ 74.151123][ T5826] R10: 00007fe49ac9eab3 R11: 0000000000000246 R12: 0000000000000001 [ 74.159100][ T5826] R13: 00007ffe034e6928 R14: 0000000000000001 R15: 0000000000000001 [ 74.167088][ T5826] [ 74.170366][ T5826] Modules linked in: [ 74.174437][ T5826] ---[ end trace 0000000000000000 ]--- [ 74.179954][ T5826] RIP: 0010:ocfs2_set_new_buffer_uptodate+0x145/0x160 [ 74.187039][ T5826] 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 [ 74.206966][ T5826] RSP: 0018:ffffc900042bfa30 EFLAGS: 00010293 [ 74.213110][ T5826] RAX: ffffffff83a22574 RBX: 0000000000000001 RCX: ffff8880345c9e00 [ 74.221130][ T5826] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 74.229184][ T5826] RBP: ffffc900042bfcf0 R08: ffffffff83a2245e R09: 1ffffffff2032fae [ 74.237218][ T5826] R10: dffffc0000000000 R11: fffffbfff2032faf R12: ffff8880750c4fb8 [ 74.245399][ T5826] R13: dffffc0000000000 R14: ffff88807af5b570 R15: ffff8880750c0830 [ 74.253416][ T5826] FS: 0000555591b47380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 74.262574][ T5826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.269156][ T5826] CR2: 000000000066c7e0 CR3: 000000007a20a000 CR4: 0000000000350ef0 [ 74.277204][ T5826] Kernel panic - not syncing: Fatal exception [ 74.283538][ T5826] Kernel Offset: disabled [ 74.287856][ T5826] Rebooting in 86400 seconds..