8021q: adding VLAN 0 to HW filter on device team0 8021q: adding VLAN 0 to HW filter on device team0 list_add corruption. prev->next should be next (ffff8801c5b17ab0), but was ffff8801c5b17ac0. (prev=ffff8801a92d1b58). ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:28! invalid opcode: 0000 [#1] SMP KASAN CPU: 0 PID: 13 Comm: kworker/0:1 Not tainted 4.19.0-rc1+ #212 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 FS-Cache: Duplicate cookie detected Workqueue: events p9_write_work FS-Cache: O-cookie c=000000008e4eb276 [p=000000002fd7b0b4 fl=222 nc=0 na=1] RIP: 0010:__list_add_valid.cold.0+0x23/0x25 lib/list_debug.c:26 Code: e8 4f 2b 5a fe eb 97 48 89 d9 48 c7 c7 60 b2 3a 87 e8 62 05 02 fe 0f 0b 48 89 f1 48 c7 c7 20 b3 3a 87 48 89 de e8 4e 05 02 fe <0f> 0b 4c 89 e2 48 89 de 48 c7 c7 60 b4 3a 87 e8 3a 05 02 fe 0f 0b RSP: 0018:ffff8801d9f17590 EFLAGS: 00010282 FS-Cache: O-cookie d=0000000068a887e4 n=00000000257e8f2f RAX: 0000000000000075 RBX: ffff8801c5b17ab0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8163ac01 RDI: 0000000000000001 RBP: ffff8801d9f175a8 R08: ffff8801d9f06340 R09: ffffed003b605010 FS-Cache: O-key=[10] ' R10: ffffed003b605010 R11: ffff8801db028087 R12: ffff8801a92d1b58 R13: ffff8801a92d1b58 R14: ffff8801c5b17b04 R15: ffff8801a92d1b58 FS: 0000000000000000(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 34 CR2: 00000000006dc138 CR3: 00000001c845c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 32 Call Trace: __list_add include/linux/list.h:60 [inline] list_add_tail include/linux/list.h:93 [inline] list_move_tail include/linux/list.h:183 [inline] p9_write_work+0x34e/0xd50 net/9p/trans_fd.c:470 39 34 37 process_one_work+0xc73/0x1aa0 kernel/workqueue.c:2153 38 31 36 31 39 ' FS-Cache: N-cookie c=00000000da38e585 [p=000000002fd7b0b4 fl=2 nc=0 na=1] FS-Cache: N-cookie d=0000000068a887e4 n=000000005afa2e39 FS-Cache: N-key=[10] ' 34 32 39 worker_thread+0x189/0x13c0 kernel/workqueue.c:2296 34 37 38 31 36 31 39 ' kthread+0x35a/0x420 kernel/kthread.c:246 FS-Cache: Duplicate cookie detected ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace c3e56d8d2cc1f8a2 ]--- FS-Cache: O-cookie c=000000008e4eb276 [p=000000002fd7b0b4 fl=222 nc=0 na=1] RIP: 0010:__list_add_valid.cold.0+0x23/0x25 lib/list_debug.c:26 FS-Cache: O-cookie d=0000000068a887e4 n=00000000257e8f2f Code: e8 4f 2b 5a fe eb 97 48 89 d9 48 c7 c7 60 b2 3a 87 e8 62 05 02 fe 0f 0b 48 89 f1 48 c7 c7 20 b3 3a 87 48 89 de e8 4e 05 02 fe <0f> 0b 4c 89 e2 48 89 de 48 c7 c7 60 b4 3a 87 e8 3a 05 02 fe 0f 0b FS-Cache: O-key=[10] ' RSP: 0018:ffff8801d9f17590 EFLAGS: 00010282 34 32 RAX: 0000000000000075 RBX: ffff8801c5b17ab0 RCX: 0000000000000000 39 RDX: 0000000000000000 RSI: ffffffff8163ac01 RDI: 0000000000000001 34 RBP: ffff8801d9f175a8 R08: ffff8801d9f06340 R09: ffffed003b605010 37 R10: ffffed003b605010 R11: ffff8801db028087 R12: ffff8801a92d1b58 38 R13: ffff8801a92d1b58 R14: ffff8801c5b17b04 R15: ffff8801a92d1b58 31 FS: 0000000000000000(0000) GS:ffff8801db000000(0000) knlGS:0000000000000000 36 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 3139' CR2: 00000000006dc138 CR3: 00000001c845c000 CR4: 00000000001406f0 FS-Cache: N-cookie c=00000000c3d88b67 [p=000000002fd7b0b4 fl=2 nc=0 na=1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 FS-Cache: N-cookie d=0000000068a887e4 n=00000000c137bf7f DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 FS-Cache: N-key=[10] '