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kernel BUG at fs/namei.c:2786!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 3382 Comm: syz-executor Not tainted 5.10.234-syzkaller-00033-g094fc3778d6b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:may_delete+0x755/0x760 fs/namei.c:2786
Code: 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c db fd ff ff 4c 89 ef e8 5c 30 f4 ff e9 ce fd ff ff e8 32 91 b6 ff 0f 0b e8 2b 91 b6 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8
RSP: 0018:ffffc90000c97ad8 EFLAGS: 00010293
RAX: ffffffff81b42e25 RBX: ffff8881394b7470 RCX: ffff888125cbbb40
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000c97b58 R08: ffffffff81b42743 R09: 0000000000000003
R10: fffff52000192f40 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff8881394b7aa0 R14: ffff88812c877670 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f33c8db1710 CR3: 000000011ffbd000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x2c/0x3f0 fs/namei.c:3833
 incfs_kill_sb+0x108/0x220 fs/incfs/vfs.c:1973
 deactivate_locked_super+0xad/0x110 fs/super.c:335
 deactivate_super+0xbe/0xf0 fs/super.c:366
 cleanup_mnt+0x45c/0x510 fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1125
 task_work_run+0x129/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xc83/0x2a50 kernel/exit.c:863
 do_group_exit+0x141/0x310 kernel/exit.c:985
 __do_sys_exit_group kernel/exit.c:996 [inline]
 __se_sys_exit_group kernel/exit.c:994 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:994
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f33c8066169
Code: Unable to access opcode bytes at RIP 0x7f33c806613f.
RSP: 002b:00007fffeb4caf28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f33c80e70fe RCX: 00007f33c8066169
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000010 R08: 00007fffeb4c8cc6 R09: 00007fffeb4cc1e0
R10: 000000000000000a R11: 0000000000000246 R12: 00007fffeb4cc1e0
R13: 00007f33c80e708c R14: 00005555679604a8 R15: 00007fffeb4cd2b0
Modules linked in:
---[ end trace 4784028747748593 ]---
RIP: 0010:may_delete+0x755/0x760 fs/namei.c:2786
Code: 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c db fd ff ff 4c 89 ef e8 5c 30 f4 ff e9 ce fd ff ff e8 32 91 b6 ff 0f 0b e8 2b 91 b6 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8
RSP: 0018:ffffc90000c97ad8 EFLAGS: 00010293
RAX: ffffffff81b42e25 RBX: ffff8881394b7470 RCX: ffff888125cbbb40
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000c97b58 R08: ffffffff81b42743 R09: 0000000000000003
R10: fffff52000192f40 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff8881394b7aa0 R14: ffff88812c877670 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b6276a60f8 CR3: 000000010d717000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400