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kernel BUG at fs/namei.c:2786!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 3405 Comm: syz.3.764 Tainted: G        W         5.10.238-syzkaller-00008-g59e9a7228857 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2786
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 20 25 f5 ff e9 d0 fd ff ff e8 d6 34 bb ff 0f 0b e8 cf 34 bb ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90001c17818 EFLAGS: 00010293
RAX: ffffffff81a85f41 RBX: ffff88810cf80110 RCX: ffff8881128f93c0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90001c17898 R08: 0000000000000004 R09: 0000000000000003
R10: fffff52000382ee8 R11: 1ffff92000382ee8 R12: ffff888131d86be8
R13: 1ffff110219f0022 R14: ffff88810cf80128 R15: ffff88810cffb470
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f16b7e22f60 CR3: 0000000114c72000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x2c/0x3e0 fs/namei.c:3833
 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x446/0x500 fs/namespace.c:1114
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1121
 task_work_run+0x127/0x190 kernel/task_work.c:189
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa27/0x2470 kernel/exit.c:863
 do_group_exit+0x141/0x310 kernel/exit.c:985
 get_signal+0xf7d/0x12e0 kernel/signal.c:2793
 arch_do_signal_or_restart+0xbf/0x10f0 arch/x86/kernel/signal.c:805
 handle_signal_work kernel/entry/common.c:145 [inline]
 exit_to_user_mode_loop+0xa2/0xe0 kernel/entry/common.c:169
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 syscall_exit_to_user_mode+0x68/0x90 kernel/entry/common.c:274
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fa30e9761e5
Code: Unable to access opcode bytes at RIP 0x7fa30e9761bb.
RSP: 002b:00007fa30cf8af80 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6
RAX: fffffffffffffdfc RBX: 00007fa30eb6b080 RCX: 00007fa30e9761e5
RDX: 00007fa30cf8afc0 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007fa30e9c5b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa30eb6b080 R15: 00007fffbb9a8438
Modules linked in:
---[ end trace 95b1a1d14ba865ee ]---
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2786
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 20 25 f5 ff e9 d0 fd ff ff e8 d6 34 bb ff 0f 0b e8 cf 34 bb ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90001c17818 EFLAGS: 00010293
RAX: ffffffff81a85f41 RBX: ffff88810cf80110 RCX: ffff8881128f93c0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90001c17898 R08: 0000000000000004 R09: 0000000000000003
R10: fffff52000382ee8 R11: 1ffff92000382ee8 R12: ffff888131d86be8
R13: 1ffff110219f0022 R14: ffff88810cf80128 R15: ffff88810cffb470
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f16b7e25990 CR3: 000000010d046000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400