RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f18ed1f2c97
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd50d7bb60
RBP: 00007ffd50d7bb60 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffd50d7cbf0
R13: 00007f18ed27389d R14: 0000000000026402 R15: 00007ffd50d7cc30
---[ end trace dd32c570079c832e ]---
list_del corruption. prev->next should be ffff8881ed1b8a20, but was ffff8881ca4735e0
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:61!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1881 Comm: syz-executor Tainted: G        W         5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 96 81 06 02 0f 0b 48 c7 c7 80 36 da 84 48 89 de e8 85 81 06 02 0f 0b 48 c7 c7 e0 36 da 84 48 89 de e8 74 81 06 02 <0f> 0b 48 c7 c7 40 37 da 84 48 89 de e8 63 81 06 02 0f 0b 90 55 48
RSP: 0018:ffff8881db73fb90 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff8881ed1b8a20 RCX: d2131e0449776e00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffff8881db73fbb0 R08: 0000000000000004 R09: 0000000000000003
R10: ffffed103b6e7edc R11: 1ffff1103b6e7edc R12: dffffc0000000000
R13: ffff8881ed1b89e8 R14: ffff8881ca4735e0 R15: ffff8881ed1b8f70
FS:  00005555682b9500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd77a6a3ab8 CR3: 00000001db737000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_del_entry include/linux/list.h:131 [inline]
 dentry_unlist fs/dcache.c:526 [inline]
 __dentry_kill+0x244/0x640 fs/dcache.c:579
 dentry_kill+0xc0/0x2a0 fs/dcache.c:677
 dput+0x42/0x80 fs/dcache.c:864
 incfs_free_mount_info+0x60/0x200 fs/incfs/data_mgmt.c:166
 incfs_kill_sb+0x1aa/0x210 fs/incfs/vfs.c:1950
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0x14f/0x1d0 fs/super.c:366
 cleanup_mnt+0x446/0x500 fs/namespace.c:1102
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1109
 task_work_run+0x146/0x170 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x195/0x1b0 arch/x86/entry/common.c:163
 prepare_exit_to_usermode+0x18e/0x1f0 arch/x86/entry/common.c:194
 syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
 do_syscall_64+0x13e/0x170 arch/x86/entry/common.c:300
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f18ed1f2c97
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:00007ffd50d7baa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f18ed1f2c97
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd50d7bb60
RBP: 00007ffd50d7bb60 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffd50d7cbf0
R13: 00007f18ed27389d R14: 0000000000026402 R15: 00007ffd50d7cc30
Modules linked in:
---[ end trace dd32c570079c832f ]---
RIP: 0010:__list_del_entry_valid+0x10c/0x120 lib/list_debug.c:59
Code: 48 89 de e8 96 81 06 02 0f 0b 48 c7 c7 80 36 da 84 48 89 de e8 85 81 06 02 0f 0b 48 c7 c7 e0 36 da 84 48 89 de e8 74 81 06 02 <0f> 0b 48 c7 c7 40 37 da 84 48 89 de e8 63 81 06 02 0f 0b 90 55 48
RSP: 0018:ffff8881db73fb90 EFLAGS: 00010246
RAX: 0000000000000054 RBX: ffff8881ed1b8a20 RCX: d2131e0449776e00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffff8881db73fbb0 R08: 0000000000000004 R09: 0000000000000003
R10: ffffed103b6e7edc R11: 1ffff1103b6e7edc R12: dffffc0000000000
R13: ffff8881ed1b89e8 R14: ffff8881ca4735e0 R15: ffff8881ed1b8f70
FS:  00005555682b9500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd77a6a3ab8 CR3: 00000001db737000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400