skbuff: skb_under_panic: text:ffffffff89e912f8 len:716834660 put:716834604 head:ffff888046d8a080 data:ffff88801c1e9a14 tail:0xf8 end:0x180 dev:team0
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:212!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:skb_panic+0x157/0x1d0 net/core/skbuff.c:212
Code: b6 04 01 84 c0 74 04 3c 03 7e 21 41 56 8b 4b 70 45 89 e8 48 c7 c7 a0 84 be 8c 41 57 56 48 89 ee 52 4c 89 e2 e8 aa 9c 70 f8 90 <0f> 0b 4c 89 4c 24 10 48 89 54 24 08 48 89 34 24 e8 34 e9 fa f8 4c
RSP: 0018:ffffc900006f8720 EFLAGS: 00010286
RAX: 0000000000000094 RBX: ffff88803b7ef540 RCX: ffffffff819b5119
RDX: 0000000000000000 RSI: ffffffff819bcc46 RDI: 0000000000000005
RBP: ffffffff8cbe9860 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000101 R11: 0000000000000001 R12: ffffffff89e912f8
R13: 000000002aba072c R14: ffff88803b0e4120 R15: 0000000000000180
FS: 0000000000000000(0000) GS:ffff8880d6d05000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f363fff CR3: 00000000314a8000 CR4: 0000000000352ef0
Call Trace:
skb_under_panic net/core/skbuff.c:222 [inline]
skb_push+0xca/0xf0 net/core/skbuff.c:2602
ipgre_header+0x68/0x530 net/ipv4/ip_gre.c:895
dev_hard_header include/linux/netdevice.h:3419 [inline]
neigh_connected_output+0x366/0x620 net/core/neighbour.c:1619
neigh_output include/net/neighbour.h:547 [inline]
ip6_finish_output2+0xad1/0x1cf0 net/ipv6/ip6_output.c:136
__ip6_finish_output+0x3cd/0x1010 net/ipv6/ip6_output.c:209
ip6_finish_output net/ipv6/ip6_output.c:220 [inline]
NF_HOOK_COND include/linux/netfilter.h:307 [inline]
ip6_output+0x253/0x710 net/ipv6/ip6_output.c:247
dst_output include/net/dst.h:464 [inline]
NF_HOOK include/linux/netfilter.h:318 [inline]
ndisc_send_skb+0xa85/0x1f50 net/ipv6/ndisc.c:512
ndisc_send_rs+0x129/0x670 net/ipv6/ndisc.c:722
addrconf_rs_timer+0x40d/0x840 net/ipv6/addrconf.c:4037
call_timer_fn+0x19a/0x620 kernel/time/timer.c:1748
expire_timers kernel/time/timer.c:1799 [inline]
__run_timers+0x6ef/0x960 kernel/time/timer.c:2373
__run_timer_base kernel/time/timer.c:2385 [inline]
__run_timer_base kernel/time/timer.c:2377 [inline]
run_timer_base+0x114/0x190 kernel/time/timer.c:2394
run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2404
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:82
Code: 97 6c 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 83 35 29 00 fb f4 3c 0a 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffc90000197de8 EFLAGS: 00000286
RAX: 00000000000da99b RBX: 0000000000000003 RCX: ffffffff8b60f2a9
RDX: 0000000000000000 RSI: ffffffff8da2c99d RDI: ffffffff8bf07440
RBP: ffffed1003bd6000 R08: 0000000000000001 R09: ffffed100d4e6655
R10: ffff88806a7332ab R11: 0000000000000001 R12: 0000000000000003
R13: ffff88801deb0000 R14: ffffffff90821dd0 R15: 0000000000000000
arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline]
default_idle+0x13/0x20 arch/x86/kernel/process.c:767
default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
cpuidle_idle_call kernel/sched/idle.c:190 [inline]
do_idle+0x38d/0x500 kernel/sched/idle.c:330
cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:428
start_secondary+0x21d/0x2b0 arch/x86/kernel/smpboot.c:315
common_startup_64+0x13e/0x148
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:skb_panic+0x157/0x1d0 net/core/skbuff.c:212
Code: b6 04 01 84 c0 74 04 3c 03 7e 21 41 56 8b 4b 70 45 89 e8 48 c7 c7 a0 84 be 8c 41 57 56 48 89 ee 52 4c 89 e2 e8 aa 9c 70 f8 90 <0f> 0b 4c 89 4c 24 10 48 89 54 24 08 48 89 34 24 e8 34 e9 fa f8 4c
RSP: 0018:ffffc900006f8720 EFLAGS: 00010286
RAX: 0000000000000094 RBX: ffff88803b7ef540 RCX: ffffffff819b5119
RDX: 0000000000000000 RSI: ffffffff819bcc46 RDI: 0000000000000005
RBP: ffffffff8cbe9860 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000101 R11: 0000000000000001 R12: ffffffff89e912f8
R13: 000000002aba072c R14: ffff88803b0e4120 R15: 0000000000000180
FS: 0000000000000000(0000) GS:ffff8880d6d05000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f363fff CR3: 000000000e182000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
0: 97 xchg %eax,%edi
1: 6c insb (%dx),%es:(%rdi)
2: 02 c3 add %bl,%al
4: cc int3
5: cc int3
6: cc int3
7: cc int3
8: 0f 1f 00 nopl (%rax)
b: 90 nop
c: 90 nop
d: 90 nop
e: 90 nop
f: 90 nop
10: 90 nop
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
16: 90 nop
17: 90 nop
18: 90 nop
19: 90 nop
1a: 90 nop
1b: f3 0f 1e fa endbr64
1f: eb 07 jmp 0x28
21: 0f 00 2d 83 35 29 00 verw 0x293583(%rip) # 0x2935ab
28: fb sti
29: f4 hlt
* 2a: e9 3c 0a 03 00 jmp 0x30a6b <-- trapping instruction
2f: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1)
36: 00 00 00
39: 66 90 xchg %ax,%ax
3b: 90 nop
3c: 90 nop
3d: 90 nop
3e: 90 nop
3f: 90 nop