------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:2823!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.109-syzkaller-00693-g414e6c8e941c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:skb_copy_and_csum_bits+0x908/0x910 net/core/skbuff.c:2823
Code: df e8 3c 44 e9 fd e9 8b f8 ff ff 89 d9 80 e1 07 38 c1 0f 8c 99 f8 ff ff 48 89 df e8 e2 43 e9 fd e9 8c f8 ff ff e8 58 7e af fd <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48
RSP: 0018:ffffc90000006ec0 EFLAGS: 00010246
RAX: ffffffff83bd36a8 RBX: 0000000000000000 RCX: ffffffff8621af40
RDX: 0000000080000303 RSI: 00000000000001e8 RDI: 0000000000000000
RBP: ffffc90000006f50 R08: ffffffff83bd35fe R09: 0000000000000000
R10: 0000000000000038 R11: 1ffff11022c8a451 R12: dffffc0000000000
R13: 00000000000001e8 R14: dffffc0000000000 R15: 000000007e8521ad
FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555736c6d0 CR3: 000000014286d000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
icmp_glue_bits+0x84/0x220 net/ipv4/icmp.c:356
__ip_append_data+0x27de/0x3630 net/ipv4/ip_output.c:1151
ip_append_data+0x120/0x190 net/ipv4/ip_output.c:1335
icmp_push_reply+0x12b/0x450 net/ipv4/icmp.c:374
__icmp_send+0xfdc/0x1550 net/ipv4/icmp.c:769
icmp_send include/net/icmp.h:43 [inline]
ip_fragment+0x182/0x210 net/ipv4/ip_output.c:595
__ip_finish_output+0x568/0x750 net/ipv4/ip_output.c:313
ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
NF_HOOK_COND include/linux/netfilter.h:293 [inline]
ip_output+0x1e9/0x410 net/ipv4/ip_output.c:439
dst_output include/net/dst.h:443 [inline]
ip_local_out net/ipv4/ip_output.c:126 [inline]
__ip_queue_xmit+0x1077/0x1b80 net/ipv4/ip_output.c:540
ip_queue_xmit+0x4b/0x70 net/ipv4/ip_output.c:554
__tcp_transmit_skb+0x1e9e/0x39b0 net/ipv4/tcp_output.c:1404
tcp_transmit_skb net/ipv4/tcp_output.c:1422 [inline]
__tcp_retransmit_skb+0xa5c/0x16a0 net/ipv4/tcp_output.c:3234
tcp_retransmit_skb+0x35/0x320 net/ipv4/tcp_output.c:3257
tcp_retransmit_timer+0x9d3/0x16f0 net/ipv4/tcp_timer.c:539
tcp_write_timer_handler+0x1e3/0x930 net/ipv4/tcp_timer.c:622
tcp_write_timer+0xf9/0x1d0 net/ipv4/tcp_timer.c:642
call_timer_fn+0x35/0x270 kernel/time/timer.c:1420
expire_timers+0x21b/0x3a0 kernel/time/timer.c:1465
__run_timers+0x558/0x690 kernel/time/timer.c:1756
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1769
__do_softirq+0x27e/0x596 kernel/softirq.c:305
asm_call_irq_on_stack+0xf/0x20
__run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
do_softirq_own_stack+0x60/0x80 arch/x86/kernel/irq_64.c:77
invoke_softirq kernel/softirq.c:402 [inline]
__irq_exit_rcu+0x128/0x150 kernel/softirq.c:432
irq_exit_rcu+0x9/0x10 kernel/softirq.c:444
sysvec_apic_timer_interrupt+0xbf/0xe0 arch/x86/kernel/apic/apic.c:1095
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:49 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:89 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:114 [inline]
RIP: 0010:acpi_idle_do_entry+0xbb/0x1f0 drivers/acpi/processor_idle.c:558
Code: 89 de 48 83 e6 08 31 ff e8 b2 23 da fc 48 83 e3 08 0f 85 ae 00 00 00 e9 0c 00 00 00 e8 7e 1e da fc 0f 00 2d 77 23 b8 00 fb f4 e9 a1 00 00 00 49 83 c6 04 4c 89 f0 48 c1 e8 03 42 8a 04 38 84
RSP: 0018:ffffffff86207be8 EFLAGS: 00000246
RAX: 1ffffffff0c435e8 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffffffff8621af40 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff86207c00 R08: ffffffff8492966e R09: fffffbfff0c435e9
R10: fffffbfff0c435e9 R11: 1ffffffff0c435e8 R12: 0000000000000001
R13: ffff888103da8804 R14: ffff888105ffe064 R15: dffffc0000000000
acpi_idle_enter+0x32d/0x4f0 drivers/acpi/processor_idle.c:693
cpuidle_enter_state+0x5d0/0x14a0 drivers/cpuidle/cpuidle.c:249
cpuidle_enter+0x5f/0xa0 drivers/cpuidle/cpuidle.c:364
call_cpuidle kernel/sched/idle.c:160 [inline]
cpuidle_idle_call kernel/sched/idle.c:241 [inline]
do_idle+0x369/0x5d0 kernel/sched/idle.c:302
cpu_startup_entry+0x25/0x30 kernel/sched/idle.c:398
rest_init+0xe6/0xf0 init/main.c:714
arch_call_rest_init+0xe/0x10 init/main.c:840
start_kernel+0x45a/0x4cc init/main.c:1053
x86_64_start_reservations+0x2a/0x2c arch/x86/kernel/head64.c:526
x86_64_start_kernel+0x7a/0x7d arch/x86/kernel/head64.c:507
secondary_startup_64_no_verify+0xb0/0xbb
Modules linked in:
---[ end trace 84a97d7be5155ae3 ]---
RIP: 0010:skb_copy_and_csum_bits+0x908/0x910 net/core/skbuff.c:2823
Code: df e8 3c 44 e9 fd e9 8b f8 ff ff 89 d9 80 e1 07 38 c1 0f 8c 99 f8 ff ff 48 89 df e8 e2 43 e9 fd e9 8c f8 ff ff e8 58 7e af fd <0f> 0b 66 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48
RSP: 0018:ffffc90000006ec0 EFLAGS: 00010246
RAX: ffffffff83bd36a8 RBX: 0000000000000000 RCX: ffffffff8621af40
RDX: 0000000080000303 RSI: 00000000000001e8 RDI: 0000000000000000
RBP: ffffc90000006f50 R08: ffffffff83bd35fe R09: 0000000000000000
R10: 0000000000000038 R11: 1ffff11022c8a451 R12: dffffc0000000000
R13: 00000000000001e8 R14: dffffc0000000000 R15: 000000007e8521ad
FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555736c6d0 CR3: 000000014286d000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 89 de mov %ebx,%esi
2: 48 83 e6 08 and $0x8,%rsi
6: 31 ff xor %edi,%edi
8: e8 b2 23 da fc callq 0xfcda23bf
d: 48 83 e3 08 and $0x8,%rbx
11: 0f 85 ae 00 00 00 jne 0xc5
17: e9 0c 00 00 00 jmpq 0x28
1c: e8 7e 1e da fc callq 0xfcda1e9f
21: 0f 00 2d 77 23 b8 00 verw 0xb82377(%rip) # 0xb8239f
28: fb sti
29: f4 hlt
* 2a: fa cli <-- trapping instruction
2b: e9 a1 00 00 00 jmpq 0xd1
30: 49 83 c6 04 add $0x4,%r14
34: 4c 89 f0 mov %r14,%rax
37: 48 c1 e8 03 shr $0x3,%rax
3b: 42 8a 04 38 mov (%rax,%r15,1),%al
3f: 84 .byte 0x84