list_add corruption. prev->next should be next (ffff8880b983dd00), but was 0000000000000000. (prev=ffff888071c990d0).
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:30!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9 Comm: kworker/0:1 Not tainted 6.2.0-rc6-next-20230203-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Workqueue: ipv6_addrconf addrconf_dad_work
RIP: 0010:__list_add_valid+0xb9/0x100 lib/list_debug.c:30
Code: e8 5c 0b 4b fd 0f 0b 4c 89 e1 48 c7 c7 60 05 a7 8a e8 4b 0b 4b fd 0f 0b 48 89 f1 48 c7 c7 e0 05 a7 8a 4c 89 e6 e8 37 0b 4b fd <0f> 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 60 06 a7 8a e8 20 0b 4b
RSP: 0018:ffffc900000e7930 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff888071c990d0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8168dfbc RDI: 0000000000000005
RBP: ffff888071c99210 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000201 R11: 0000000000000000 R12: ffff8880b983dd00
R13: ffffc900000e7a68 R14: ffff8880225e0000 R15: ffff8880b983dcc0
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000002a8a3000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
__list_add include/linux/list.h:69 [inline]
list_add_tail include/linux/list.h:102 [inline]
rt6_uncached_list_add net/ipv6/route.c:145 [inline]
icmp6_dst_alloc+0x384/0x680 net/ipv6/route.c:3279
ndisc_send_skb+0x11a1/0x1850 net/ipv6/ndisc.c:488
ndisc_send_rs+0x132/0x6f0 net/ipv6/ndisc.c:718
addrconf_dad_completed+0x37a/0xda0 net/ipv6/addrconf.c:4253
addrconf_dad_work+0x75d/0x1390 net/ipv6/addrconf.c:4162
process_one_work+0x9bf/0x1820 kernel/workqueue.c:2390
worker_thread+0x669/0x1090 kernel/workqueue.c:2537
kthread+0x2e8/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__list_add_valid+0xb9/0x100 lib/list_debug.c:30
Code: e8 5c 0b 4b fd 0f 0b 4c 89 e1 48 c7 c7 60 05 a7 8a e8 4b 0b 4b fd 0f 0b 48 89 f1 48 c7 c7 e0 05 a7 8a 4c 89 e6 e8 37 0b 4b fd <0f> 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 60 06 a7 8a e8 20 0b 4b
RSP: 0018:ffffc900000e7930 EFLAGS: 00010282
RAX: 0000000000000075 RBX: ffff888071c990d0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8168dfbc RDI: 0000000000000005
RBP: ffff888071c99210 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000201 R11: 0000000000000000 R12: ffff8880b983dd00
R13: ffffc900000e7a68 R14: ffff8880225e0000 R15: ffff8880b983dcc0
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000002a8a3000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400