 non-paged memory
list_del corruption, ffff888023327400->next is LIST_POISON1 (dead000000000100)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:58!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 5238 Comm: kworker/u11:1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: hci2 hci_conn_timeout
RIP: 0010:__list_del_entry_valid_or_report+0x10e/0x190
Code: 80 3f e3 8b 48 89 de e8 70 0b 57 fc 90 0f 0b 4c 89 e7 e8 85 a5 31 fd 48 c7 c7 e0 3f e3 8b 48 89 de 4c 89 e2 e8 53 0b 57 fc 90 <0f> 0b 4c 89 e7 e8 68 a5 31 fd 48 c7 c7 40 40 e3 8b 48 89 de 4c 89
RSP: 0018:ffffc90007b17980 EFLAGS: 00010246
RAX: 000000000000004e RBX: ffff888023327400 RCX: ba3d6d5d3f641400
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffffff8a87d760 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa22c R12: dead000000000100
R13: dffffc0000000000 R14: dead000000000100 R15: dead000000000122
FS:  0000000000000000(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000d57e CR3: 0000000110fe8000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 hci_cmd_sync_dequeue_once+0x24a/0x370
 hci_cancel_connect_sync+0xc8/0x120
 hci_abort_conn+0x191/0x330
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x439/0x7d0
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_del_entry_valid_or_report+0x10e/0x190
Code: 80 3f e3 8b 48 89 de e8 70 0b 57 fc 90 0f 0b 4c 89 e7 e8 85 a5 31 fd 48 c7 c7 e0 3f e3 8b 48 89 de 4c 89 e2 e8 53 0b 57 fc 90 <0f> 0b 4c 89 e7 e8 68 a5 31 fd 48 c7 c7 40 40 e3 8b 48 89 de 4c 89
RSP: 0018:ffffc90007b17980 EFLAGS: 00010246
RAX: 000000000000004e RBX: ffff888023327400 RCX: ba3d6d5d3f641400
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffffff8a87d760 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa22c R12: dead000000000100
R13: dffffc0000000000 R14: dead000000000100 R15: dead000000000122
FS:  0000000000000000(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000d57e CR3: 000000000df36000 CR4: 00000000000006f0
