bridge0: port 1(bridge_slave_0) entered forwarding state
device bridge0 entered promiscuous mode
IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
list_del corruption, ffff880175552d68->next is LIST_POISON1 (dead000000000100)
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:47!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
kobject: '9p-1037' (00000000ea48b863): kobject_uevent_env
CPU: 1 PID: 2650 Comm: kworker/1:0 Not tainted 4.19.0-rc7+ #58
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events p9_read_work
kobject: '9p-1037' (00000000ea48b863): fill_kobj_path: path = '/devices/virtual/bdi/9p-1037'
RIP: 0010:__list_del_entry_valid.cold.1+0x26/0x58 lib/list_debug.c:45
kobject: 'loop5' (00000000d3c6d581): kobject_uevent_env
Code: d7 fd 0f 0b 4c 89 e2 48 89 de 48 c7 c7 00 92 40 88 e8 ea 95 d7 fd 0f 0b 4c 89 ea 48 89 de 48 c7 c7 a0 91 40 88 e8 d6 95 d7 fd <0f> 0b 48 89 de 48 c7 c7 c0 92 40 88 e8 c5 95 d7 fd 0f 0b 48 89 de
RSP: 0018:ffff8801848df5b8 EFLAGS: 00010282
RAX: 000000000000004e RBX: ffff880175552d68 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81650435 RDI: 0000000000000005
RBP: ffff8801848df5d0 R08: ffff880186608380 R09: 0000000000000006
R10: 0000000000000000 R11: ffff880186608380 R12: dead000000000200
kobject: 'loop5' (00000000d3c6d581): fill_kobj_path: path = '/devices/virtual/block/loop5'
R13: dead000000000100 R14: ffff8801c8c7a050 R15: ffff8801c8c7a010
FS:  0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000706076 CR3: 000000000926a000 CR4: 00000000001406e0
Call Trace:
 __list_del_entry include/linux/list.h:117 [inline]
 list_del include/linux/list.h:125 [inline]
 p9_read_work+0xab6/0x10e0 net/9p/trans_fd.c:379
 process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
Modules linked in:
---[ end trace 97e4aaf273393f37 ]---
RIP: 0010:__list_del_entry_valid.cold.1+0x26/0x58 lib/list_debug.c:45
bridge0: port 2(bridge_slave_1) entered disabled state
Code: d7 fd 0f 0b 4c 89 e2 48 89 de 48 c7 c7 00 92 40 88 e8 ea 95 d7 fd 0f 0b 4c 89 ea 48 89 de 48 c7 c7 a0 91 40 88 e8 d6 95 d7 fd <0f> 0b 48 89 de 48 c7 c7 c0 92 40 88 e8 c5 95 d7 fd 0f 0b 48 89 de
bridge0: port 1(bridge_slave_0) entered disabled state
RSP: 0018:ffff8801848df5b8 EFLAGS: 00010282
kobject: '9p-1037' (00000000ea48b863): kobject_uevent_env
RAX: 000000000000004e RBX: ffff880175552d68 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81650435 RDI: 0000000000000005
kobject: '9p-1037' (00000000ea48b863): fill_kobj_path: path = '/devices/virtual/bdi/9p-1037'
RBP: ffff8801848df5d0 R08: ffff880186608380 R09: 0000000000000006
R10: 0000000000000000 R11: ffff880186608380 R12: dead000000000200
R13: dead000000000100 R14: ffff8801c8c7a050 R15: ffff8801c8c7a010
FS:  0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000706076 CR3: 000000000926a000 CR4: 00000000001406e0