list_del corruption. prev->next should be ffff888111183f70, but was ffff88813ba673c0. (prev=ffff88813b989920)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 12628 Comm: syz.8.3340 Tainted: G        W          syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:__list_del_entry_valid+0x10f/0x130 lib/list_debug.c:59
Code: e8 ce 77 88 02 0f 0b 48 c7 c7 20 74 ca 85 48 89 de e8 bd 77 88 02 0f 0b 48 c7 c7 80 74 ca 85 48 89 de 4c 89 f9 e8 a9 77 88 02 <0f> 0b 48 c7 c7 00 75 ca 85 48 89 de 4c 89 f1 e8 95 77 88 02 0f 0b
RSP: 0018:ffffc900060ef6a8 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff888111183f70 RCX: a5838813514ced00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc900060ef6c8 R08: ffffc900060ef3a7 R09: 1ffff92000c1de74
R10: dffffc0000000000 R11: fffff52000c1de75 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8881113304d0 R15: ffff88813b989920
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff2a7b0ff0 CR3: 0000000125120000 CR4: 00000000003506b0
DR0: 000000000000000b DR1: 00000000ffffffff DR2: 400000000001001e
DR3: fffffffff7fffff6 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+0x259/0x680 fs/dcache.c:607
 dentry_kill+0xc0/0x2a0 fs/dcache.c:-1
 dput+0x42/0x80 fs/dcache.c:918
 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166
 incfs_kill_sb+0x1af/0x210 fs/incfs/vfs.c:2005
 deactivate_locked_super+0xb5/0x120 fs/super.c:336
 deactivate_super+0xaf/0xe0 fs/super.c:367
 cleanup_mnt+0x45e/0x4e0 fs/namespace.c:1192
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1199
 task_work_run+0x1e1/0x250 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0xb0d/0x29f0 kernel/exit.c:896
 do_group_exit+0x21b/0x2e0 kernel/exit.c:1040
 get_signal+0x167c/0x1700 kernel/signal.c:2904
 arch_do_signal_or_restart+0xd1/0x11c0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 00fb:0x294e66b3c7c44cb4
Code: Unable to access opcode bytes at 0x294e66b3c7c44c8a.
RSP: 002b:0000000000000000 EFLAGS: 00000202 ORIG_RAX: ce3d5c200518e753
RAX: 6d02b596a6d6b2c6 RBX: 46b00e13ac8c17fa RCX: 1d6d567492f1521e
RDX: eb30e365dd53f3a0 RSI: c553273f825e1cf7 RDI: b331ef28487276fd
RBP: 9c8c87e20081ee76 R08: cf9d780a350b4549 R09: c7e58b697db8ef3d
R10: d68d02d45a22dc24 R11: 19b4d49ef33da9ed R12: 39cb75b6fa6cb3d1
R13: a8d7b5dbf29d588f R14: 9b8908dcbb4f02b4 R15: 107b9d1451766018
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid+0x10f/0x130 lib/list_debug.c:59
Code: e8 ce 77 88 02 0f 0b 48 c7 c7 20 74 ca 85 48 89 de e8 bd 77 88 02 0f 0b 48 c7 c7 80 74 ca 85 48 89 de 4c 89 f9 e8 a9 77 88 02 <0f> 0b 48 c7 c7 00 75 ca 85 48 89 de 4c 89 f1 e8 95 77 88 02 0f 0b
RSP: 0018:ffffc900060ef6a8 EFLAGS: 00010246
RAX: 000000000000006d RBX: ffff888111183f70 RCX: a5838813514ced00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc900060ef6c8 R08: ffffc900060ef3a7 R09: 1ffff92000c1de74
R10: dffffc0000000000 R11: fffff52000c1de75 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8881113304d0 R15: ffff88813b989920
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff2a7b0ff0 CR3: 0000000125120000 CR4: 00000000003506b0
DR0: 000000000000000b DR1: 00000000ffffffff DR2: 400000000001001e
DR3: fffffffff7fffff6 DR6: 00000000fffe0ff0 DR7: 0000000000000400