syzbot

EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,nodiscard,noquota,init_itable,stripe=0x0000000000000079,resgid=0x0000000000000000,sysvgroups,delalloc,errors=continue,. Quota mode: writeback.
ext4 filesystem being mounted at /file1 supports timestamps until 2038-01-19 (0x7fffffff)
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kernel BUG at fs/namei.c:2933!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 295 Comm: syz-executor389 Not tainted 5.15.173-syzkaller-00161-gb4bd207b0380 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:may_delete+0x6eb/0x6f0 fs/namei.c:2933
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 7f fe ff ff 4c 89 e7 e8 c6 6f f4 ff e9 72 fe ff ff e8 ac 17 b2 ff 0f 0b e8 a5 17 b2 ff <0f> 0b 0f 1f 00 55 48 89 e5 41 56 53 48 89 fb e8 91 17 b2 ff 4c 8d
RSP: 0018:ffffc90000a17af0 EFLAGS: 00010293
RAX: ffffffff81be4f0b RBX: ffff8881216a59c0 RCX: ffff88810d10cf00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000a17b58 R08: ffffffff81be489f R09: 0000000000000003
R10: fffff52000142f40 R11: dffffc0000000001 R12: ffff8881216a5000
R13: 1ffff110242d4a00 R14: ffff888112da8158 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe35dd19130 CR3: 0000000006a0f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vfs_rmdir+0x32/0x470 fs/namei.c:4130
 incfs_kill_sb+0x113/0x230 fs/incfs/vfs.c:1989
 deactivate_locked_super+0xad/0x110 fs/super.c:335
 deactivate_super+0xbe/0xf0 fs/super.c:366
 cleanup_mnt+0x45c/0x510 fs/namespace.c:1143
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1150
 task_work_run+0x129/0x190 kernel/task_work.c:188
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xc48/0x2ca0 kernel/exit.c:880
 do_group_exit+0x141/0x310 kernel/exit.c:1002
 __do_sys_exit_group kernel/exit.c:1013 [inline]
 __se_sys_exit_group kernel/exit.c:1011 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1011
 x64_sys_call+0x610/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe35dc9eec9
Code: Unable to access opcode bytes at RIP 0x7fe35dc9ee9f.
RSP: 002b:00007fff40181f68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe35dc9eec9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007fe35dd1b370 R08: ffffffffffffffb8 R09: 0000000000000006
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe35dd1b370
R13: 0000000000000000 R14: 00007fe35dd1c0e0 R15: 00007fe35dc6d190
 </TASK>
Modules linked in:
---[ end trace c5faa1a86c0a2a63 ]---
RIP: 0010:may_delete+0x6eb/0x6f0 fs/namei.c:2933
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 7f fe ff ff 4c 89 e7 e8 c6 6f f4 ff e9 72 fe ff ff e8 ac 17 b2 ff 0f 0b e8 a5 17 b2 ff <0f> 0b 0f 1f 00 55 48 89 e5 41 56 53 48 89 fb e8 91 17 b2 ff 4c 8d
RSP: 0018:ffffc90000a17af0 EFLAGS: 00010293
RAX: ffffffff81be4f0b RBX: ffff8881216a59c0 RCX: ffff88810d10cf00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000a17b58 R08: ffffffff81be489f R09: 0000000000000003
R10: fffff52000142f40 R11: dffffc0000000001 R12: ffff8881216a5000
R13: 1ffff110242d4a00 R14: ffff888112da8158 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d456360450 CR3: 000000010c6c7000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400