watchdog: BUG: soft lockup - CPU#1 stuck for 225s! [syz.0.7130:23976]
Modules linked in:
CPU: 1 PID: 23976 Comm: syz.0.7130 Not tainted 6.1.90-syzkaller-00020-gd6a513a78492 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:update_stack_state+0x0/0x460 arch/x86/kernel/unwind_frame.c:198
Code: ff 4c 89 e7 e8 11 f0 84 00 e9 69 fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 48 8b 07 5d c3 0f 1f 80 00 00 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec 90 00 00 00 48 89
RSP: 0018:ffffc900001afb10 EFLAGS: 00000246
RAX: ffffc900001b0170 RBX: ffffc900001b0138 RCX: ffffffff877a1000
RDX: dffffc0000000000 RSI: ffffc900001b0170 RDI: ffffc900001afba0
RBP: ffffc900001afb90 R08: ffffc900001afc88 R09: 0000000000000005
R10: ffffc900001afc90 R11: dffffc0000000001 R12: 0000000000000000
R13: ffffc900001afbf0 R14: ffffc900001afba0 R15: 1ffff92000035f74
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000100000002 CR3: 0000000131f81000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x10d/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
 kasan_save_stack+0x3b/0x60 mm/kasan/common.c:45
 __kasan_record_aux_stack+0xb4/0xc0 mm/kasan/generic.c:486
 kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496
 __call_rcu_common kernel/rcu/tree.c:2806 [inline]
 call_rcu+0xee/0x1340 kernel/rcu/tree.c:2925
 call_rcu_hurry include/linux/rcupdate.h:117 [inline]
 dst_release+0x9b/0xe0 net/core/dst.c:177
 refdst_drop include/net/dst.h:256 [inline]
 skb_dst_drop include/net/dst.h:268 [inline]
 skb_release_head_state+0x74/0x240 net/core/skbuff.c:840
 skb_release_all net/core/skbuff.c:854 [inline]
 __kfree_skb net/core/skbuff.c:870 [inline]
 kfree_skb_reason+0xa2/0x250 net/core/skbuff.c:893
 kfree_skb include/linux/skbuff.h:1239 [inline]
 vti6_tnl_xmit+0x1099/0x1aa0 net/ipv6/ip6_vti.c:596
 __netdev_start_xmit include/linux/netdevice.h:4908 [inline]
 netdev_start_xmit include/linux/netdevice.h:4922 [inline]
 xmit_one net/core/dev.c:3634 [inline]
 dev_hard_start_xmit+0x1de/0x630 net/core/dev.c:3650
 __dev_queue_xmit+0x18a4/0x36e0 net/core/dev.c:4300
 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:finish_task_switch+0x16f/0x7b0 kernel/sched/core.c:5295
Code: 74 08 4c 89 ff e8 31 63 6c 00 49 8b 1f 48 85 db 4c 8b 6d c0 0f 85 ce 00 00 00 4c 89 e7 e8 b9 0e cf 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:ffffc90000c67020 EFLAGS: 00000282
RAX: 0000000080000001 RBX: ffff88811f8db3c8 RCX: 0000000000000002
RDX: 0000000040000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc90000c67070 R08: ffffffff819b54a0 R09: fffffbfff0ee5127
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881f7137c80
R13: ffff88811f8da880 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:zap_pte_range mm/memory.c:1543 [inline]
RIP: 0010:zap_pmd_range mm/memory.c:1589 [inline]
RIP: 0010:zap_pud_range mm/memory.c:1618 [inline]
RIP: 0010:zap_p4d_range mm/memory.c:1639 [inline]
RIP: 0010:unmap_page_range+0xab7/0x2480 mm/memory.c:1660
Code: 48 89 94 24 38 01 00 00 4c 8b 64 24 08 eb 20 e8 cf 2b c5 ff 48 8b bc 24 f8 00 00 00 e8 62 fc 6e 03 4d 39 fc 0f 84 90 fb ff ff <e8> b4 2b c5 ff ba 10 00 00 00 48 8d bc 24 e0 01 00 00 31 f6 e8 c0
RSP: 0018:ffffc90000c67320 EFLAGS: 00000287
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc90000c67570 R08: ffffffff81b08dae R09: ffffed1021f7d37f
R10: 0000000000000000 R11: dffffc0000000001 R12: 00007f508bc64000
R13: ffffc90000c67630 R14: dffffc0000000000 R15: 00007f508bdfb000
 unmap_single_vma mm/memory.c:1706 [inline]
 unmap_vmas+0x4e4/0x660 mm/memory.c:1746
 exit_mmap+0x2d1/0x940 mm/mmap.c:3334
 __mmput+0x95/0x310 kernel/fork.c:1298
 mmput+0x56/0x170 kernel/fork.c:1321
 exit_mm kernel/exit.c:566 [inline]
 do_exit+0xb29/0x2b80 kernel/exit.c:862
 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: 0033:0x7f508c979e79
Code: Unable to access opcode bytes at 0x7f508c979e4f.
RSP: 002b:00007f508d7a0038 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007f508cb15f80 RCX: 00007f508c979e79
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 0000000000000003
RBP: 00007f508c9e7916 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f508cb15f80 R15: 00007ffdaf6ba7b8
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 24116 Comm: syz.3.7156 Not tainted 6.1.90-syzkaller-00020-gd6a513a78492 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline]
RIP: 0010:static_key_false include/linux/jump_label.h:230 [inline]
RIP: 0010:native_write_msr arch/x86/include/asm/msr.h:147 [inline]
RIP: 0010:wrmsr arch/x86/include/asm/msr.h:254 [inline]
RIP: 0010:native_apic_msr_write+0x39/0x50 arch/x86/include/asm/apic.h:206
Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 eb d9 89 f6 31 d2 e8 4a de 6a 01 5d c3 0f 1f 84 00 00 00 00
RSP: 0018:ffffc90000006e88 EFLAGS: 00000046
RAX: 000000000000012b RBX: ffffffff86541a40 RCX: 0000000000000838
RDX: 0000000000000000 RSI: 000000000000012b RDI: 0000000000000838
RBP: ffffc90000006e88 R08: ffffffff816a14fb R09: ffffffff816a13ed
R10: 0000000000000002 R11: ffff88810eea1440 R12: 0000000000000020
R13: dffffc0000000000 R14: 000000000000012b R15: dffffc0000000000
FS:  00007f69b8d0f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000130a80000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 apic_write arch/x86/include/asm/apic.h:394 [inline]
 lapic_next_event+0x5f/0x70 arch/x86/kernel/apic/apic.c:478
 clockevents_program_event+0x1c1/0x300 kernel/time/clockevents.c:334
 tick_program_event+0x9f/0x120 kernel/time/tick-oneshot.c:44
 hrtimer_interrupt+0x625/0xaa0 kernel/time/hrtimer.c:1824
 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:arch_stack_walk+0x0/0x140 arch/x86/kernel/stacktrace.c:17
Code: 31 c0 e6 8a eb 8c 31 c0 e6 d4 48 c7 c7 c0 7f 99 87 4c 89 c6 e8 71 41 ed 03 5d c3 cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 68 49 89 cf 49 89
RSP: 0018:ffffc90000007158 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc900000071b0 RCX: 0000000000000000
RDX: ffff88810eea1440 RSI: ffffc900000071a0 RDI: ffffffff8165c3e0
RBP: ffffc90000007230 R08: dffffc0000000000 R09: ffffc90000007240
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000007240
R13: dffffc0000000000 R14: ffffc900000071a0 R15: 1ffff92000000e30
 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_kmalloc mm/kasan/common.c:379 [inline]
 __kasan_kmalloc+0x9c/0xb0 mm/kasan/common.c:388
 kasan_kmalloc include/linux/kasan.h:212 [inline]
 __do_kmalloc_node mm/slab_common.c:957 [inline]
 __kmalloc_node_track_caller+0xb3/0x1e0 mm/slab_common.c:977
 kmalloc_reserve net/core/skbuff.c:446 [inline]
 __alloc_skb+0x125/0x2d0 net/core/skbuff.c:515
 alloc_skb include/linux/skbuff.h:1290 [inline]
 nlmsg_new include/net/netlink.h:991 [inline]
 __neigh_notify+0x7d/0x130 net/core/neighbour.c:3504
 neigh_cleanup_and_release+0x2c/0x1b0 net/core/neighbour.c:101
 neigh_del net/core/neighbour.c:225 [inline]
 neigh_remove_one+0x4d5/0x560 net/core/neighbour.c:246
 neigh_forced_gc net/core/neighbour.c:279 [inline]
 neigh_alloc net/core/neighbour.c:485 [inline]
 ___neigh_create+0x447/0x1db0 net/core/neighbour.c:648
 __neigh_create+0x32/0x40 net/core/neighbour.c:737
 ip6_finish_output2+0x9d0/0x1840 net/ipv6/ip6_output.c:125
 __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 00 1e 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 b4 d5 31 fc fb bf 01 00 00 00 <e8> a9 e4 ff ff fa bf 01 00 00 00 e8 3e d7 31 fc 65 48 8b 1d d6 c3
RSP: 0018:ffffc90000e6f8a0 EFLAGS: 00000246
RAX: 1ffff11021dd43e1 RBX: 1ffff920001cdf18 RCX: ffffffff851fa900
RDX: 1ffffffff0f2d200 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc90000e6f928 R08: ffffffff87969000 R09: ffffffff87969008
R10: ffffffff87969018 R11: ffffffff87969010 R12: ffffc90000e6f8c0
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920001cdf14
 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:perf_fasync+0x93/0xa0
Code: 00 00 4c 89 e7 e8 4d 80 7f 03 44 89 ff 4c 89 ee 44 89 f2 48 89 d9 e8 ac 86 2b 00 89 c3 4c 89 e7 e8 22 82 b9 ff 89 d8 c1 f8 1f <21> d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 e5 41 57 41 56 41
RSP: 0018:ffffc90000e6fa28 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000001
RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000000001
RBP: ffffc90000e6fa50 R08: dffffc0000000000 R09: ffffed10200f52ed
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881007a9760
R13: ffff8881154ced80 R14: 0000000008e53b02 R15: 0000000000000008
 ioctl_fioasync fs/ioctl.c:379 [inline]
 do_vfs_ioctl+0x122a/0x29a0 fs/ioctl.c:791
 __do_sys_ioctl fs/ioctl.c:868 [inline]
 __se_sys_ioctl+0x99/0x190 fs/ioctl.c:856
 __x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
 x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f69b7f79e79
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:00007f69b8d0f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f69b8116058 RCX: 00007f69b7f79e79
RDX: 0000000020000780 RSI: 0000000000005452 RDI: 0000000000000008
RBP: 00007f69b7fe7916 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f69b8116058 R15: 00007ffc0a6bb308
 </TASK>