non-paged memory
list_del corruption, ffff88807b021800->next is LIST_POISON1 (dead000000000100)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:58!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 11971 Comm: kworker/u9:1 Not tainted 6.14.0-rc3-syzkaller-00060-g6537cfb395f3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: hci4 hci_conn_timeout
RIP: 0010:__list_del_entry_valid_or_report+0x10f/0x190 lib/list_debug.c:56
Code: c0 1c 80 8c 4c 89 fe e8 8f b7 32 fc 90 0f 0b 48 89 df e8 f4 a1 10 fd 48 c7 c7 20 1d 80 8c 4c 89 fe 48 89 da e8 72 b7 32 fc 90 <0f> 0b 48 89 df e8 d7 a1 10 fd 48 c7 c7 80 1d 80 8c 4c 89 fe 48 89
RSP: 0018:ffffc9000bd2fa28 EFLAGS: 00010246
RAX: 000000000000004e RBX: dead000000000100 RCX: 221112dfa4b95800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff88807b021820 R08: ffffffff81a1102c R09: fffffbfff1d3a614
R10: dffffc0000000000 R11: fffffbfff1d3a614 R12: dead000000000122
R13: dffffc0000000000 R14: dead000000000100 R15: ffff88807b021800
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3c5978 CR3: 000000002a31e000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __list_del_entry_valid include/linux/list.h:124 [inline]
 __list_del_entry include/linux/list.h:215 [inline]
 list_del include/linux/list.h:229 [inline]
 _hci_cmd_sync_cancel_entry net/bluetooth/hci_sync.c:647 [inline]
 hci_cmd_sync_cancel_entry net/bluetooth/hci_sync.c:851 [inline]
 hci_cmd_sync_dequeue_once+0x262/0x360 net/bluetooth/hci_sync.c:870
 hci_cancel_connect_sync+0xc3/0x120
 hci_abort_conn+0x194/0x330 net/bluetooth/hci_conn.c:3057
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3317
 worker_thread+0x870/0xd30 kernel/workqueue.c:3398
 kthread+0x7a9/0x920 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid_or_report+0x10f/0x190 lib/list_debug.c:56
Code: c0 1c 80 8c 4c 89 fe e8 8f b7 32 fc 90 0f 0b 48 89 df e8 f4 a1 10 fd 48 c7 c7 20 1d 80 8c 4c 89 fe 48 89 da e8 72 b7 32 fc 90 <0f> 0b 48 89 df e8 d7 a1 10 fd 48 c7 c7 80 1d 80 8c 4c 89 fe 48 89
RSP: 0018:ffffc9000bd2fa28 EFLAGS: 00010246
RAX: 000000000000004e RBX: dead000000000100 RCX: 221112dfa4b95800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffff88807b021820 R08: ffffffff81a1102c R09: fffffbfff1d3a614
R10: dffffc0000000000 R11: fffffbfff1d3a614 R12: dead000000000122
R13: dffffc0000000000 R14: dead000000000100 R15: ffff88807b021800
FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f050ec6430a CR3: 00000000302d2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400