list_add double add: new=ffff88807cdcc428, prev=ffff88807cdcc428, next=ffff88801638a000.
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:31!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 150 Comm: kworker/u5:0 Not tainted 5.15.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: hci5 hci_rx_work
RIP: 0010:__list_add_valid+0x8a/0xc0 lib/list_debug.c:29
Code: 74 11 4d 39 f7 74 0c b0 01 5b 41 5c 41 5d 41 5e 41 5f c3 48 c7 c7 60 24 b4 8a 4c 89 fe 4c 89 e2 4c 89 f1 31 c0 e8 ee 45 52 fd <0f> 0b 48 c7 c7 20 23 b4 8a 4c 89 e6 4c 89 f1 31 c0 e8 d8 45 52 fd
RSP: 0018:ffffc9000170f660 EFLAGS: 00010246
RAX: 0000000000000058 RBX: ffff88801638a008 RCX: 7e67095ea6c00300
RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000
RBP: ffff88801638a000 R08: ffffffff81681d12 R09: ffffed10173a57a8
R10: ffffed10173a57a8 R11: 0000000000000000 R12: ffff88807cdcc428
R13: dffffc0000000000 R14: ffff88801638a000 R15: ffff88807cdcc428
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fed3a056218 CR3: 000000003ba1a000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __list_add include/linux/list.h:67 [inline]
 list_add_tail include/linux/list.h:100 [inline]
 kobj_kset_join lib/kobject.c:196 [inline]
 kobject_add_internal+0x1eb/0xb50 lib/kobject.c:246
 kobject_add_varg lib/kobject.c:390 [inline]
 kobject_add+0x14c/0x210 lib/kobject.c:442
 device_add+0x523/0x16d0 drivers/base/core.c:3330
 hci_conn_add_sysfs+0x81/0x170 net/bluetooth/hci_sysfs.c:53
 hci_conn_complete_evt+0xa56/0x1640 net/bluetooth/hci_event.c:2707
 hci_event_packet+0xa31/0x1bd0 net/bluetooth/hci_event.c:6311
 hci_rx_work+0x229/0x410 net/bluetooth/hci_core.c:5136
 process_one_work+0x853/0x1140 kernel/workqueue.c:2297
 worker_thread+0xac1/0x1320 kernel/workqueue.c:2444
 kthread+0x453/0x480 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30
Modules linked in:
---[ end trace 55bd5cb39a436764 ]---
RIP: 0010:__list_add_valid+0x8a/0xc0 lib/list_debug.c:29
Code: 74 11 4d 39 f7 74 0c b0 01 5b 41 5c 41 5d 41 5e 41 5f c3 48 c7 c7 60 24 b4 8a 4c 89 fe 4c 89 e2 4c 89 f1 31 c0 e8 ee 45 52 fd <0f> 0b 48 c7 c7 20 23 b4 8a 4c 89 e6 4c 89 f1 31 c0 e8 d8 45 52 fd
RSP: 0018:ffffc9000170f660 EFLAGS: 00010246
RAX: 0000000000000058 RBX: ffff88801638a008 RCX: 7e67095ea6c00300
RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000
RBP: ffff88801638a000 R08: ffffffff81681d12 R09: ffffed10173a57a8
R10: ffffed10173a57a8 R11: 0000000000000000 R12: ffff88807cdcc428
R13: dffffc0000000000 R14: ffff88801638a000 R15: ffff88807cdcc428
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fed3a056218 CR3: 000000003ba1a000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400