skbuff: skb_under_panic: text:ffffffff8a1216a7 len:572968576 put:572968500 head:ffff888029d67b80 data:ffff888007afae1c tail:0x11c end:0x180 dev:team0
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:211!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 7498 Comm: kworker/u9:8 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: events_unbound linkwatch_event
RIP: 0010:skb_panic+0x157/0x160
Code: c7 80 fb 93 8c 48 8b 74 24 08 48 8b 54 24 10 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 55 41 57 41 56 e8 8e 0c f5 ff 48 83 c4 20 90 <0f> 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000007930 EFLAGS: 00010286
RAX: 0000000000000095 RBX: dffffc0000000000 RCX: 71609f46882cee00
RDX: 0000000000000100 RSI: 0000000000000101 RDI: 0000000000000000
RBP: 0000000000000180 R08: ffffc90000007627 R09: 1ffff92000000ec4
R10: dffffc0000000000 R11: fffff52000000ec5 R12: ffff888037efda00
R13: ffff888029d67b80 R14: ffff888007afae1c R15: 000000000000011c
FS:  0000000000000000(0000) GS:ffff8880b8614000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000010fbe2000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 skb_push+0xc3/0xe0
 ipgre_header+0x67/0x290
 tipc_l2_send_msg+0x31f/0x400
 tipc_bearer_xmit_skb+0x2b3/0x400
 tipc_disc_timeout+0x580/0x6d0
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x61a/0x860
 run_timer_softirq+0xb7/0x180
 handle_softirqs+0x286/0x870
 do_softirq+0xec/0x180
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x17d/0x1c0
 dev_deactivate_many+0x720/0xd40
 dev_deactivate+0x118/0x1b0
 linkwatch_do_dev+0x10f/0x170
 __linkwatch_run_queue+0x56a/0x7e0
 linkwatch_event+0x4c/0x60
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic+0x157/0x160
Code: c7 80 fb 93 8c 48 8b 74 24 08 48 8b 54 24 10 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 55 41 57 41 56 e8 8e 0c f5 ff 48 83 c4 20 90 <0f> 0b cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc90000007930 EFLAGS: 00010286
RAX: 0000000000000095 RBX: dffffc0000000000 RCX: 71609f46882cee00
RDX: 0000000000000100 RSI: 0000000000000101 RDI: 0000000000000000
RBP: 0000000000000180 R08: ffffc90000007627 R09: 1ffff92000000ec4
R10: dffffc0000000000 R11: fffff52000000ec5 R12: ffff888037efda00
R13: ffff888029d67b80 R14: ffff888007afae1c R15: 000000000000011c
FS:  0000000000000000(0000) GS:ffff8880b8614000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000010fbe2000 CR4: 00000000000006f0
