RSP: 002b:00007fcb7c804e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fcb7c804ee0 RCX: 00007fcb7e5d0d8a
RDX: 0000200000000140 RSI: 0000200000000100 RDI: 00007fcb7c804ea0
RBP: 0000200000000140 R08: 00007fcb7c804ee0 R09: 000000000101880a
R10: 000000000101880a R11: 0000000000000246 R12: 0000200000000100
R13: 00007fcb7c804ea0 R14: 0000000000005505 R15: 0000200000000380
 </TASK>
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 0 PID: 4872 Comm: syz.4.127 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 panic+0x2f8/0x850 kernel/panic.c:309
 check_panic_on_warn kernel/panic.c:229 [inline]
 __warn+0x248/0x2b0 kernel/panic.c:680
 report_bug+0x1b9/0x2e0 lib/bug.c:199
 handle_bug+0x3a/0x70 arch/x86/kernel/traps.c:239
 exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:259
 asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:604
RIP: 0010:lockdep_unregister_key+0x4d7/0x520 kernel/locking/lockdep.c:6467
Code: 80 00 00 00 75 39 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 59 ec 6b 08 41 f7 c4 00 02 00 00 74 90 fb 84 db 75 8f eb a0 <0f> 0b e9 44 ff ff ff 0f 0b e9 b0 fe ff ff 0f 0b e9 fd fe ff ff e8
RSP: 0018:ffffc900061079c0 EFLAGS: 00010002
RAX: 0000000000000000 RBX: ffff888076a417e0 RCX: dffffc0000000000
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc90006107940
RBP: ffffc90006107a90 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000c20f28 R12: 0000000000000203
R13: ffff888076a40000 R14: 0000000000000000 R15: 1ffff92000c20f3c
 f2fs_fill_super+0x3ce4/0x7050 fs/f2fs/super.c:4536
 mount_bdev+0x28a/0x3c0 fs/super.c:1411
 legacy_get_tree+0xe6/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1541
 do_new_mount+0x247/0xa50 fs/namespace.c:3060
 do_mount fs/namespace.c:3431 [inline]
 __do_sys_mount fs/namespace.c:3639 [inline]
 __se_sys_mount+0x2e3/0x3d0 fs/namespace.c:3616
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fcb7e5d0d8a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fcb7c804e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fcb7c804ee0 RCX: 00007fcb7e5d0d8a
RDX: 0000200000000140 RSI: 0000200000000100 RDI: 00007fcb7c804ea0
RBP: 0000200000000140 R08: 00007fcb7c804ee0 R09: 000000000101880a
R10: 000000000101880a R11: 0000000000000246 R12: 0000200000000100
R13: 00007fcb7c804ea0 R14: 0000000000005505 R15: 0000200000000380
 </TASK>
Shutting down cpus with NMI
Kernel Offset: disabled
Rebooting in 86400 seconds..