R13: 0000000000000000 R14: 00007f6946515f80 R15: 00007ffc41272c98
 </TASK>
watchdog: BUG: soft lockup - CPU#0 stuck for 225s! [syz.0.473:2844]
Modules linked in:
CPU: 0 PID: 2844 Comm: syz.0.473 Not tainted 6.1.90-syzkaller-00004-g79436849ef1d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:__vlan_get_protocol include/linux/if_vlan.h:598 [inline]
RIP: 0010:vlan_get_protocol_and_depth include/linux/if_vlan.h:648 [inline]
RIP: 0010:skb_network_protocol+0x17e/0x7a0 net/core/dev.c:3391
Code: 00 00 48 89 d8 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 bd 05 00 00 41 0f b7 1e eb 0f e8 fc 43 6c fd 48 ba 00 00 00 00 00 fc ff df <4d> 8d 75 78 4c 89 f0 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 c6 04 00
RSP: 0018:ffffc90000007200 EFLAGS: 00000246
RAX: ffffffff84095eb4 RBX: 000000000000dd86 RCX: ffff88811ce01440
RDX: dffffc0000000000 RSI: 000000000000dd86 RDI: 0000000000005865
RBP: ffffc900000072c8 R08: ffffffff84095de0 R09: ffffffff84097254
R10: 0000000000000002 R11: ffff88811ce01440 R12: 00000106401d5829
R13: ffff88812ef63a00 R14: dffffc0000000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33c19ff8 CR3: 0000000006e0f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 harmonize_features net/core/dev.c:3524 [inline]
 netif_skb_features+0x73e/0xb60 net/core/dev.c:3619
 validate_xmit_skb+0x7e/0xe40 net/core/dev.c:3703
 __dev_queue_xmit+0x1636/0x36e0 net/core/dev.c:4292
 dev_queue_xmit include/linux/netdevice.h:3076 [inline]
 neigh_connected_output+0x449/0x4d0 net/core/neighbour.c:1592
 neigh_output include/net/neighbour.h:552 [inline]
 ip6_finish_output2+0x122b/0x1840 net/ipv6/ip6_output.c:134
 __ip6_finish_output net/ipv6/ip6_output.c:201 [inline]
 ip6_finish_output+0x50f/0xa60 net/ipv6/ip6_output.c:212
 NF_HOOK_COND include/linux/netfilter.h:294 [inline]
 ip6_output+0x1f7/0x4d0 net/ipv6/ip6_output.c:233
 dst_output include/net/dst.h:444 [inline]
 NF_HOOK include/linux/netfilter.h:305 [inline]
 ndisc_send_skb+0x7cf/0xdc0 net/ipv6/ndisc.c:509
 ndisc_send_rs+0x47d/0x5f0 net/ipv6/ndisc.c:719
 addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3984
 call_timer_fn+0x3b/0x2d0 kernel/time/timer.c:1510
 expire_timers kernel/time/timer.c:1555 [inline]
 __run_timers+0x72a/0xa10 kernel/time/timer.c:1826
 run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1839
 __do_softirq+0x1d8/0x661 kernel/softirq.c:617
 invoke_softirq kernel/softirq.c:472 [inline]
 __irq_exit_rcu+0x50/0xf0 kernel/softirq.c:700
 irq_exit_rcu+0x9/0x10 kernel/softirq.c:712
 sysvec_apic_timer_interrupt+0x9a/0xc0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:preempt_schedule_irq+0xc2/0x140 kernel/sched/core.c:7056
Code: 4c 89 e7 e8 60 26 9f fc f6 44 24 21 02 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 34 e5 31 fc fb bf 01 00 00 00 <e8> a9 e4 ff ff fa bf 01 00 00 00 e8 be e6 31 fc 65 48 8b 1d 56 d3
RSP: 0018:ffffc9000216f540 EFLAGS: 00000246
RAX: 1ffff110239c03e1 RBX: 1ffff9200042deac RCX: ffffffff851f9900
RDX: 1ffff110239c028d RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc9000216f5c8 R08: ffffffff87969000 R09: ffffffff87969008
R10: ffffffff87969018 R11: ffffffff87969010 R12: ffffc9000216f560
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff9200042dea8
 raw_irqentry_exit_cond_resched+0x2a/0x30 kernel/entry/common.c:396
 irqentry_exit+0x30/0x40 kernel/entry/common.c:439
 sysvec_apic_timer_interrupt+0x55/0xc0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:_compound_head include/linux/page-flags.h:261 [inline]
RIP: 0010:page_memcg include/linux/memcontrol.h:444 [inline]
RIP: 0010:mod_memcg_page_state include/linux/memcontrol.h:989 [inline]
RIP: 0010:__vunmap+0x8a3/0xb60 mm/vmalloc.c:2723
Code: 00 00 0f 1f 44 00 00 e8 7b 1c ab ff 49 8d 5c 24 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 70 65 06 00 48 8b 1b <48> 89 de 48 83 e6 01 31 ff e8 bf 4b bf ff 48 89 d8 48 83 e0 01 0f
RSP: 0018:ffffc9000216f6c0 EFLAGS: 00000246
RAX: 1ffffd4000907281 RBX: 0000000000000000 RCX: ffff88811ce01440
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000000001
RBP: ffffc9000216f7b0 R08: dffffc0000000000 R09: fffffbfff0edcbb0
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0004839400
R13: dffffc0000000000 R14: ffff88812656ad20 R15: ffff88812656ad2c
 __vfree mm/vmalloc.c:2776 [inline]
 vfree+0x5c/0x80 mm/vmalloc.c:2807
 kcov_put kernel/kcov.c:428 [inline]
 kcov_close+0x2b/0x50 kernel/kcov.c:524
 __fput+0x3ab/0x870 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x24d/0x2e0 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xbd5/0x2b80 kernel/exit.c:875
 do_group_exit+0x21a/0x2d0 kernel/exit.c:1025
 get_signal+0x169d/0x1820 kernel/signal.c:2880
 arch_do_signal_or_restart+0xb0/0x16f0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x74/0xa0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
 irqentry_exit_to_user_mode+0x9/0x10 kernel/entry/common.c:316
 irqentry_exit+0x12/0x40 kernel/entry/common.c:419
 sysvec_apic_timer_interrupt+0x55/0xc0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0033:0x7f69463799f9
Code: Unable to access opcode bytes at 0x7f69463799cf.
RSP: 002b:00007f694716b038 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f6946515f80 RCX: 00007f69463799f9
RDX: 00000000200004c0 RSI: 0000000000005452 RDI: 0000000000000008
RBP: 00007f69463e78ee R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6946515f80 R15: 00007ffc41272c98
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 3536 Comm: syz.2.529 Not tainted 6.1.90-syzkaller-00004-g79436849ef1d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:hrtimer_interrupt+0x630/0xaa0 kernel/time/hrtimer.c:1824
Code: 01 00 00 41 80 64 24 10 fd 4c 89 e7 48 8b 75 b0 e8 a5 3c b8 03 4c 89 f7 31 f6 e8 cb 73 03 00 89 c3 31 ff 89 c6 e8 b0 7e 0e 00 <85> db 0f 84 2a 02 00 00 4c 89 e7 e8 a0 36 b8 03 48 89 45 b0 48 8b
RSP: 0018:ffffc900001b0278 EFLAGS: 00000046
RAX: 0000000000010101 RBX: 0000000000000000 RCX: ffff888126c29440
RDX: ffff888126c29440 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001b0380 R08: ffffffff816727b0 R09: ffffffff816a13ed
R10: 0000000000000002 R11: ffff888126c29440 R12: ffff8881f7129c80
R13: 0000000000000002 R14: 0000010ad207e7d1 R15: ffff8881f7129d78
FS:  00007fb15afff6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8681426572 CR3: 000000012cc18000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline]
 __sysvec_apic_timer_interrupt+0xfd/0x3c0 arch/x86/kernel/apic/apic.c:1112
 sysvec_apic_timer_interrupt+0x44/0xc0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:stack_trace_consume_entry+0x1/0x290 kernel/stacktrace.c:83
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7b ff ff ff 48 89 df e8 a0 fc 56 00 e9 6e ff ff ff e8 e6 3b b3 03 66 0f 1f 44 00 00 55 <48> 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 20 48 89 fb 48 ba 00
RSP: 0018:ffffc900001b0490 EFLAGS: 00000282
RAX: ffffffff8518f3da RBX: ffffc900001b04a0 RCX: ffffffff877a1000
RDX: ffffffff87888601 RSI: ffffffff8518f3da RDI: ffffc900001b0580
RBP: ffffc900001b0530 R08: ffffc900001b0588 R09: 000000000000000f
R10: ffffc900001b0590 R11: dffffc0000000001 R12: ffff888126c29440
R13: ffffffff8165c3e0 R14: ffffc900001b0580 R15: 0000000000000000
 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:45 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
 kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
 __kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:333
 kasan_slab_alloc include/linux/kasan.h:202 [inline]
 slab_post_alloc_hook+0x53/0x2c0 mm/slab.h:768
 slab_alloc_node mm/slub.c:3421 [inline]
 slab_alloc mm/slub.c:3429 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3436 [inline]
 kmem_cache_alloc+0x175/0x2c0 mm/slub.c:3445
 dst_alloc+0x164/0x1e0 net/core/dst.c:92
 ip6_dst_alloc net/ipv6/route.c:345 [inline]
 icmp6_dst_alloc+0xf8/0x510 net/ipv6/route.c:3266
 ndisc_send_skb+0x28b/0xdc0 net/ipv6/ndisc.c:489
 ndisc_send_rs+0x47d/0x5f0 net/ipv6/ndisc.c:719
 addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3984
 call_timer_fn+0x3b/0x2d0 kernel/time/timer.c:1510
 expire_timers kernel/time/timer.c:1555 [inline]
 __run_timers+0x72a/0xa10 kernel/time/timer.c:1826
 run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1839
 __do_softirq+0x1d8/0x661 kernel/softirq.c:617
 invoke_softirq kernel/softirq.c:472 [inline]
 __irq_exit_rcu+0x50/0xf0 kernel/softirq.c:700
 irq_exit_rcu+0x9/0x10 kernel/softirq.c:712
 sysvec_apic_timer_interrupt+0x9a/0xc0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:finish_task_switch+0x16f/0x7b0 kernel/sched/core.c:5295
Code: 74 08 4c 89 ff e8 11 5c 6c 00 49 8b 1f 48 85 db 4c 8b 6d c0 0f 85 ce 00 00 00 4c 89 e7 e8 39 ff ce 03 fb 49 8d 9d 48 0b 00 00 <48> 89 d8 48 c1 e8 03 49 be 00 00 00 00 00 fc ff df 42 0f b6 04 30
RSP: 0018:ffffc90001267800 EFLAGS: 00000282
RAX: 0000000080000001 RBX: ffff888126c29f88 RCX: 0000000000000002
RDX: 0000000040000002 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc90001267850 R08: ffffffff819b54a0 R09: fffffbfff0ee5117
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881f7137c80
R13: ffff888126c29440 R14: 1ffff1103ee270fc R15: ffff8881f71387e0
 context_switch kernel/sched/core.c:5421 [inline]
 __schedule+0xcaf/0x1550 kernel/sched/core.c:6744
 preempt_schedule_irq+0xc7/0x140 kernel/sched/core.c:7056
 raw_irqentry_exit_cond_resched+0x2a/0x30 kernel/entry/common.c:396
 irqentry_exit+0x30/0x40 kernel/entry/common.c:439
 sysvec_apic_timer_interrupt+0x55/0xc0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:do_group_exit+0x1c6/0x2d0 kernel/exit.c:1005
Code: b8 e8 3e 77 02 00 eb 5e e8 f7 05 30 00 49 83 c6 60 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 75 71 <41> 8b 1e eb 3f e8 d0 05 30 00 31 db eb 36 e8 c7 05 30 00 49 83 c6
RSP: 0018:ffffc90001267b08 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000004 RCX: dffffc0000000000
RDX: ffffc90006677000 RSI: 000000000000022e RDI: 000000000000022f
RBP: ffffc90001267b50 R08: ffffffff81459b8f R09: ffffed1024d85289
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1102303894e
R13: ffff888126c29440 R14: ffff8881181c4a60 R15: 0000000000000009
 get_signal+0x169d/0x1820 kernel/signal.c:2880
 arch_do_signal_or_restart+0xb0/0x16f0 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x74/0xa0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x26/0x130 kernel/entry/common.c:303
 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb15b1799f9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb15afff0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000001 RBX: 00007fb15b316210 RCX: 00007fb15b1799f9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fb15b316214
RBP: 00007fb15b316208 R08: 00007ffcc69ee0b0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb15b316214
R13: 0000000000000000 R14: 00007ffcc69d3a80 R15: 00007ffcc69d3b68
 </TASK>