divide error: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.4.147-syzkaller-00015-g5b673be0c6b0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:genelink_tx_fixup+0x435/0x5f0 drivers/net/usb/gl620a.c:172
Code: 03 42 8a 04 20 84 c0 0f 85 e9 00 00 00 8b 2b 49 83 ed 80 4c 89 e8 48 c1 e8 03 42 8a 04 20 84 c0 0f 85 ed 00 00 00 89 e8 31 d2 <41> f7 75 00 89 d3 31 ff 89 d6 e8 7c 82 b0 fe 85 db 74 07 e8 d3 7e
RSP: 0018:ffff8881f6f09608 EFLAGS: 00010246
RAX: 0000000000000062 RBX: ffff8881e5213570 RCX: ffff8881f5dc4ec0
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881e5213570
RBP: 0000000000000062 R08: ffffffff82b05027 R09: ffffed103ede12fc
R10: ffffed103ede12fc R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8881dbf3e9c0 R14: 000000000000005a R15: ffff8881e5213500
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e3e36ad368 CR3: 00000001ae583000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
usbnet_start_xmit+0x107/0x1a10 drivers/net/usb/usbnet.c:1363
__netdev_start_xmit include/linux/netdevice.h:4510 [inline]
netdev_start_xmit include/linux/netdevice.h:4524 [inline]
xmit_one+0xfa/0x470 net/core/dev.c:3203
dev_hard_start_xmit+0xac/0x1b0 net/core/dev.c:3219
sch_direct_xmit+0x212/0x8f0 net/sched/sch_generic.c:336
qdisc_restart net/sched/sch_generic.c:401 [inline]
__qdisc_run+0x1ea/0x3a0 net/sched/sch_generic.c:409
qdisc_run include/net/pkt_sched.h:121 [inline]
__dev_xmit_skb net/core/dev.c:3395 [inline]
__dev_queue_xmit+0xc07/0x2c30 net/core/dev.c:3748
neigh_output include/net/neighbour.h:519 [inline]
ip6_finish_output2+0xf45/0x1810 net/ipv6/ip6_output.c:144
NF_HOOK_COND include/linux/netfilter.h:297 [inline]
ip6_output+0x158/0x380 net/ipv6/ip6_output.c:242
dst_output include/net/dst.h:444 [inline]
NF_HOOK include/linux/netfilter.h:308 [inline]
mld_sendpack+0x540/0xa20 net/ipv6/mcast.c:1679
mld_send_cr net/ipv6/mcast.c:1975 [inline]
mld_ifc_timer_expire+0x804/0xb30 net/ipv6/mcast.c:2474
call_timer_fn+0x30/0x330 kernel/time/timer.c:1418
expire_timers+0x21e/0x3f0 kernel/time/timer.c:1463
__run_timers+0x573/0x670 kernel/time/timer.c:1787
run_timer_softirq+0x46/0x80 kernel/time/timer.c:1800
__do_softirq+0x23e/0x615 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x195/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:538 [inline]
smp_apic_timer_interrupt+0x113/0x420 arch/x86/kernel/apic/apic.c:1150
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:831
RIP: 0010:default_idle+0x1f/0x30 arch/x86/kernel/process.c:573
Code: 90 90 90 90 90 90 90 90 90 90 90 e8 2b 29 fb fd bf 01 00 00 00 89 c6 e8 df 69 03 fd e9 07 00 00 00 0f 00 2d e3 1a 62 00 fb f4 0c 29 fb fd bf ff ff ff ff 89 c6 e9 c0 69 03 fd 41 57 41 56 53
RSP: 0018:ffff8881f5defe88 EFLAGS: 00000296 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000001 RBX: ffff8881f5dc4ec0 RCX: ffff8881f5dc4ec0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff821f7b34 R09: ffffed103ebb89d9
R10: ffffed103ebb89d9 R11: 0000000000000000 R12: 0000000000000000
R13: 1ffff1103ebb89d8 R14: ffffffff862746e0 R15: dffffc0000000000
default_idle_call kernel/sched/idle.c:94 [inline]
cpuidle_idle_call kernel/sched/idle.c:154 [inline]
do_idle+0x1c3/0x530 kernel/sched/idle.c:264
cpu_startup_entry+0x15/0x20 kernel/sched/idle.c:356
start_secondary+0x304/0x380 arch/x86/kernel/smpboot.c:264
secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:241
Modules linked in:
---[ end trace ae34560bd539419e ]---
RIP: 0010:genelink_tx_fixup+0x435/0x5f0 drivers/net/usb/gl620a.c:172
Code: 03 42 8a 04 20 84 c0 0f 85 e9 00 00 00 8b 2b 49 83 ed 80 4c 89 e8 48 c1 e8 03 42 8a 04 20 84 c0 0f 85 ed 00 00 00 89 e8 31 d2 <41> f7 75 00 89 d3 31 ff 89 d6 e8 7c 82 b0 fe 85 db 74 07 e8 d3 7e
RSP: 0018:ffff8881f6f09608 EFLAGS: 00010246
RAX: 0000000000000062 RBX: ffff8881e5213570 RCX: ffff8881f5dc4ec0
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881e5213570
RBP: 0000000000000062 R08: ffffffff82b05027 R09: ffffed103ede12fc
R10: ffffed103ede12fc R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8881dbf3e9c0 R14: 000000000000005a R15: ffff8881e5213500
FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e3e36ad368 CR3: 00000001ae583000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 03 42 8a add -0x76(%rdx),%eax
3: 04 20 add $0x20,%al
5: 84 c0 test %al,%al
7: 0f 85 e9 00 00 00 jne 0xf6
d: 8b 2b mov (%rbx),%ebp
f: 49 83 ed 80 sub $0xffffffffffffff80,%r13
13: 4c 89 e8 mov %r13,%rax
16: 48 c1 e8 03 shr $0x3,%rax
1a: 42 8a 04 20 mov (%rax,%r12,1),%al
1e: 84 c0 test %al,%al
20: 0f 85 ed 00 00 00 jne 0x113
26: 89 e8 mov %ebp,%eax
28: 31 d2 xor %edx,%edx
* 2a: 41 f7 75 00 divl 0x0(%r13) <-- trapping instruction
2e: 89 d3 mov %edx,%ebx
30: 31 ff xor %edi,%edi
32: 89 d6 mov %edx,%esi
34: e8 7c 82 b0 fe callq 0xfeb082b5
39: 85 db test %ebx,%ebx
3b: 74 07 je 0x44
3d: e8 .byte 0xe8
3e: d3 .byte 0xd3
3f: 7e .byte 0x7e