RBP: 00007fddcf9e78d8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fddcfb15f80 R15: 00007fffab1e2028
 </TASK>
watchdog: BUG: soft lockup - CPU#1 stuck for 266s! [syz.3.311:1684]
Modules linked in:
CPU: 1 PID: 1684 Comm: syz.3.311 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:ip6t_do_table+0x0/0x1830 net/ipv6/netfilter/ip6_tables.c:252
Code: 6a 34 fd e9 b6 fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cc fb ff ff 48 89 df e8 2a 6a 34 fd e9 bf fb ff ff 0f 1f 44 00 00 <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec c0 01
RSP: 0000:ffffc90000bb7740 EFLAGS: 00000246
RAX: ffffffff848936e8 RBX: 0000000000000004 RCX: ffff88811f5cd100
RDX: ffffc90000bb78a0 RSI: ffff888110f46a00 RDI: ffff88810f44fb00
RBP: ffffc90000bb77d8 R08: ffffffff848934fc R09: ffffffff8433d7d1
R10: 0000000000000003 R11: ffff88811f5cd100 R12: ffff88810f44fb00
R13: 0000000000000000 R14: ffff888110f46a00 R15: ffffc90000bb78a0
FS:  00007fddd077a6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b34015ff8 CR3: 0000000110f11000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 nf_hook_entry_hookfn include/linux/netfilter.h:143 [inline]
 nf_hook_slow+0xbe/0x200 net/netfilter/core.c:620
 nf_hook include/linux/netfilter.h:260 [inline]
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip6_output+0x46b/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+0x49/0xc0 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0033:0x7fddcf9799b9
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:00007fddd077a038 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007fddcfb15f80 RCX: 00007fddcf9799b9
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 000000000000000a
RBP: 00007fddcf9e78d8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fddcfb15f80 R15: 00007fffab1e2028
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 1605 Comm: syz.2.226 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:rcu_read_lock include/linux/rcupdate.h:798 [inline]
RIP: 0010:__perf_output_begin kernel/events/ring_buffer.c:163 [inline]
RIP: 0010:perf_output_begin_forward+0xa6/0x9b0 kernel/events/ring_buffer.c:271
Code: b8 f1 f1 f1 f1 00 00 00 f3 4b 89 04 2c 43 c7 44 2c 08 f3 f3 f3 f3 e8 79 2a d6 ff ba 18 00 00 00 4c 89 f7 31 f6 e8 8a 51 1d 00 <e8> 35 ff c1 ff 48 8d bb 80 02 00 00 48 89 f8 48 c1 e8 03 42 80 3c
RSP: 0018:ffffc90000006f00 EFLAGS: 00000002
RAX: ffffc90000006fa0 RBX: ffff88812e7a4000 RCX: 0000000000000000
RDX: 0000000000000018 RSI: 0000000000000000 RDI: ffffc90000006fb8
RBP: ffffc90000007030 R08: dffffc0000000000 R09: ffffc90000006fa0
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff92000000df0
R13: dffffc0000000000 R14: ffffc90000006fa0 R15: 0000000000000008
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a08bf12e38 CR3: 000000010f727000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __perf_event_output kernel/events/core.c:7643 [inline]
 perf_event_output_forward+0x10b/0x1b0 kernel/events/core.c:7661
 __perf_event_overflow+0x458/0x630 kernel/events/core.c:9409
 perf_swevent_hrtimer+0x38e/0x4f0 kernel/events/core.c:10817
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x41a/0xad0 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x40c/0xaa0 kernel/time/hrtimer.c:1811
 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:filter_irq_stacks+0x47/0xa0 kernel/stacktrace.c:397
Code: 00 00 40 85 48 89 fb eb 0c 49 ff c7 48 83 c3 08 4d 39 fc 74 56 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 <74> 08 48 89 df e8 9f f6 56 00 4b 8b 04 fe 48 c7 c1 e0 01 20 85 48
RSP: 0018:ffffc90000007788 EFLAGS: 00000246
RAX: 1ffff92000000f0f RBX: ffffc90000007878 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000020 RDI: ffffc90000007830
RBP: ffffc900000077b0 R08: 0000000000000001 R09: 000000000000001f
R10: ffffc90000007790 R11: dffffc0000000001 R12: 0000000000000020
R13: ffffffff85400000 R14: ffffc90000007830 R15: 0000000000000009
 __stack_depot_save+0x36/0x480 lib/stackdepot.c:439
 kasan_save_stack mm/kasan/common.c:46 [inline]
 kasan_set_track+0x60/0x70 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]
 kmem_cache_alloc_node+0x18a/0x2d0 mm/slub.c:3466
 __alloc_skb+0xcc/0x2d0 net/core/skbuff.c:505
 alloc_skb include/linux/skbuff.h:1290 [inline]
 ndisc_alloc_skb+0xf3/0x2d0 net/ipv6/ndisc.c:422
 ndisc_send_rs+0x264/0x5f0 net/ipv6/ndisc.c:703
 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:zap_pte_range mm/memory.c:1467 [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+0x1262/0x2480 mm/memory.c:1660
Code: 00 00 00 fc ff df eb 0a e8 2b 24 c5 ff bb 01 00 00 00 48 8d 84 24 e0 01 00 00 48 8d 1c 98 48 89 d8 48 c1 e8 03 42 0f b6 04 30 <84> c0 0f 85 34 0d 00 00 ff 0b 4c 89 ff 48 8b 74 24 48 31 d2 e8 75
RSP: 0018:ffffc90005207320 EFLAGS: 00000a06
RAX: 0000000000000000 RBX: ffffc90005207500 RCX: ffff888112949440
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90005207570 R08: ffffffff81b07e71 R09: fffff9400091af79
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00048d7bc8
R13: 1ffffd400091af79 R14: dffffc0000000000 R15: ffffea00048d7bc0
 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_irq_work+0x52/0xb0 arch/x86/kernel/irq_work.c:17
 asm_sysvec_irq_work+0x1b/0x20 arch/x86/include/asm/idtentry.h:679
RIP: 0033:0x7fa64b040167
Code: Unable to access opcode bytes at 0x7fa64b04013d.
RSP: 002b:00007fa64be8e040 EFLAGS: 00000217
RAX: 0000000000000000 RBX: 00007fa64b316058 RCX: 00007fa64b1799b9
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 000000000000000a
RBP: 00007fa64b1e78d8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fa64b316058 R15: 00007fff0269f728
 </TASK>