list_del corruption. prev->next should be ffff88810f9a8910, but was ffff88810f9a8d50. (prev=ffff88810f9a8b30)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 295 Comm: syz-executor Tainted: G W 6.1.124-syzkaller-00004-g1ac09f5c0571 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:__list_del_entry_valid+0x10f/0x130 lib/list_debug.c:59
Code: e8 81 97 9d 02 0f 0b 48 c7 c7 60 20 ea 85 4c 89 fe e8 70 97 9d 02 0f 0b 48 c7 c7 c0 20 ea 85 4c 89 fe 48 89 d9 e8 5c 97 9d 02 <0f> 0b 48 c7 c7 40 21 ea 85 4c 89 fe 4c 89 f1 e8 48 97 9d 02 0f 0b
RSP: 0018:ffffc9000daefb88 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff88810f9a8b30 RCX: 26bc67ae61b6d000
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000daefba8 R08: ffffffff815b5a05 R09: fffff52001b5df0d
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88810f9a88d8 R14: ffff88810f9a8d50 R15: ffff88810f9a8910
FS: 000055558252d500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffe8 CR3: 000000012f1ab000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
__list_del_entry include/linux/list.h:134 [inline]
dentry_unlist fs/dcache.c:554 [inline]
__dentry_kill+0x250/0x650 fs/dcache.c:607
dentry_kill+0xc0/0x2a0
dput+0x40/0x80 fs/dcache.c:918
incfs_free_mount_info+0x60/0x210 fs/incfs/data_mgmt.c:166
incfs_kill_sb+0x1d4/0x230 fs/incfs/vfs.c:2003
deactivate_locked_super+0xad/0x110 fs/super.c:334
deactivate_super+0xbe/0xf0 fs/super.c:365
cleanup_mnt+0x485/0x510 fs/namespace.c:1186
__cleanup_mnt+0x19/0x20 fs/namespace.c:1193
task_work_run+0x24d/0x2e0 kernel/task_work.c:203
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0x94/0xa0 kernel/entry/common.c:177
exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x26/0x130 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fac8998e117
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffd5e04c8f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fac8998e117
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd5e04c9b0
RBP: 00007ffd5e04c9b0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffd5e04da40
R13: 00007fac89a0e08c R14: 0000000000005f9c R15: 00007ffd5e04da80
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid+0x10f/0x130 lib/list_debug.c:59
Code: e8 81 97 9d 02 0f 0b 48 c7 c7 60 20 ea 85 4c 89 fe e8 70 97 9d 02 0f 0b 48 c7 c7 c0 20 ea 85 4c 89 fe 48 89 d9 e8 5c 97 9d 02 <0f> 0b 48 c7 c7 40 21 ea 85 4c 89 fe 4c 89 f1 e8 48 97 9d 02 0f 0b
RSP: 0018:ffffc9000daefb88 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff88810f9a8b30 RCX: 26bc67ae61b6d000
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000daefba8 R08: ffffffff815b5a05 R09: fffff52001b5df0d
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88810f9a88d8 R14: ffff88810f9a8d50 R15: ffff88810f9a8910
FS: 000055558252d500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffe8 CR3: 000000012f1ab000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400