watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.0.2236:7585]
Modules linked in:
CPU: 0 PID: 7585 Comm: syz.0.2236 Tainted: G        W         5.4.276-syzkaller-00020-g4275fce9fe94 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:unwind_next_frame+0x4d0/0x1ea0 arch/x86/kernel/unwind_orc.c:451
Code: 00 00 c6 03 01 49 c7 c5 60 b2 a6 84 49 8d 55 04 49 8d 5d 05 49 89 d4 49 c1 ec 03 49 bf 00 00 00 00 00 fc ff df 43 0f b6 04 3c <84> c0 0f 85 55 15 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 38 84 c0
RSP: 0018:ffff8881f6e09400 EFLAGS: 00000a03 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: ffffffff86b32d85 RCX: ffffffff8675eb78
RDX: ffffffff86b32d84 RSI: ffffffff86b32d6e RDI: 0000000000000001
RBP: ffff8881f6e096f0 R08: 0000000000000004 R09: ffff8881f6e09750
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffffffff0d665b0
R13: ffffffff86b32d80 R14: 0000000000000003 R15: dffffc0000000000
FS:  00007f2816fa06c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c240b30 CR3: 00000001ddb13000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 arch_stack_walk+0x111/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x118/0x1c0 kernel/stacktrace.c:123
 save_stack mm/kasan/common.c:70 [inline]
 set_track mm/kasan/common.c:78 [inline]
 __kasan_kmalloc+0x171/0x210 mm/kasan/common.c:529
 slab_post_alloc_hook mm/slab.h:584 [inline]
 slab_alloc_node mm/slub.c:2829 [inline]
 slab_alloc mm/slub.c:2837 [inline]
 __kmalloc_track_caller+0x100/0x2b0 mm/slub.c:4449
 __kmalloc_reserve net/core/skbuff.c:142 [inline]
 __alloc_skb+0xb4/0x4d0 net/core/skbuff.c:210
 alloc_skb include/linux/skbuff.h:1080 [inline]
 ndisc_alloc_skb+0xee/0x2c0 net/ipv6/ndisc.c:421
 ndisc_send_rs+0x269/0x6a0 net/ipv6/ndisc.c:687
 addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3954
 call_timer_fn+0x36/0x390 kernel/time/timer.c:1448
 expire_timers kernel/time/timer.c:1493 [inline]
 __run_timers+0x879/0xbe0 kernel/time/timer.c:1817
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1830
 __do_softirq+0x23b/0x6b7 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:539 [inline]
 smp_apic_timer_interrupt+0x11a/0x460 arch/x86/kernel/apic/apic.c:1149
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:834
 </IRQ>
RIP: 0010:preempt_schedule_irq+0xc2/0x140 kernel/sched/core.c:4558
Code: 4c 89 e7 e8 50 d0 43 fd 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 90 f4 fc fb bf 01 00 00 00 <e8> b9 e6 ff ff fa bf 01 00 00 00 e8 1e 92 f4 fc 65 48 8b 1d 76 3f
RSP: 0018:ffff8881dd96fde0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103725f717 RBX: 1ffff1103bb2dfc0 RCX: ffffffff84512a00
RDX: ffffc90008bfc000 RSI: 000000000000145d RDI: 0000000000000001
RBP: ffff8881dd96fe68 R08: ffffffff82316a19 R09: ffffed103edcb135
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881dd96fe00
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff1103bb2dfbc
 retint_kernel+0x1b/0x1b
RIP: 0010:do_syscall_64+0xcd/0x1c0 arch/x86/entry/common.c:290
Code: 19 c0 4c 21 e0 48 8d 1c c5 20 35 a0 84 48 89 d8 48 c1 e8 03 80 3c 28 00 74 08 48 89 df e8 eb ad 93 00 4c 89 f7 ff 13 49 89 c4 <49> 8d 5e 50 48 89 d8 48 c1 e8 03 80 3c 28 00 74 08 48 89 df e8 4a
RSP: 0018:ffff8881dd96ff20 EFLAGS: 00000283 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: ffffffff84a035a0 RCX: 0000000000040000
RDX: ffffc90008bfc000 RSI: 0000000000000a61 RDI: 0000000000000a62
RBP: dffffc0000000000 R08: ffffffff819b28c6 R09: ffffed103b59d498
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff8881b92faf40 R14: ffff8881dd96ff58 R15: 1ffff1103725f5e8
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f2817d1eb99
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:00007f2816fa0048 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f2817eacfa0 RCX: 00007f2817d1eb99
RDX: 0000000020000780 RSI: 0000000000005452 RDI: 0000000000000004
RBP: 00007f2817d9f77e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f2817eacfa0 R15: 00007ffe001622d8
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5758 Comm: syz.3.1757 Tainted: G        W         5.4.276-syzkaller-00020-g4275fce9fe94 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:cpu_clock_event_update kernel/events/core.c:9767 [inline]
RIP: 0010:cpu_clock_event_read+0x35/0x50 kernel/events/core.c:9798
Code: 65 8b 3d 46 fc 84 7e e8 09 0c c9 ff 48 89 c3 49 8d be d8 01 00 00 be 08 00 00 00 e8 85 bc 16 00 48 89 d8 49 87 86 d8 01 00 00 <48> 29 c3 49 01 9e b0 00 00 00 5b 41 5e c3 66 66 2e 0f 1f 84 00 00
RSP: 0018:ffff8881f6f09068 EFLAGS: 00000056
RAX: 000000cd8f70d776 RBX: 000000cd8f711932 RCX: ffffffff817d350b
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8881e6c689d8
RBP: ffff8881f6f09350 R08: dffffc0000000000 R09: ffffed103cd8d13c
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881e6c68898
R13: 1ffff1103ede1218 R14: ffff8881e6c68800 R15: ffff8881e6c68958
FS:  00007fa77dd2e6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa77eaacb6f CR3: 00000001dcebc000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 perf_swevent_hrtimer+0x115/0x560 kernel/events/core.c:9681
 __run_hrtimer kernel/time/hrtimer.c:1581 [inline]
 __hrtimer_run_queues+0x3e9/0xb90 kernel/time/hrtimer.c:1643
 hrtimer_interrupt+0x38a/0x890 kernel/time/hrtimer.c:1705
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1122 [inline]
 smp_apic_timer_interrupt+0x110/0x460 arch/x86/kernel/apic/apic.c:1147
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:834
RIP: 0010:is_bpf_text_address+0x0/0x260 kernel/bpf/core.c:710
Code: fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 16 ff ff ff 4c 89 f7 e8 de 5c 26 00 e9 09 ff ff ff 66 0f 1f 84 00 00 00 00 00 <55> 41 57 41 56 41 55 41 54 53 50 49 89 fe e8 ad 77 f6 ff e8 08 52
RSP: 0018:ffff8881f6f096b8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000100 RBX: 00007fa77eaacb99 RCX: 0000000000000102
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00007fa77eaacb99
RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed103edeb135
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881dc064ec0
R13: ffffffff8153aff0 R14: 0000000000000001 R15: 1ffff1103ede12e9
 kernel_text_address kernel/extable.c:148 [inline]
 __kernel_text_address+0x94/0x100 kernel/extable.c:103
 unwind_get_return_address+0x49/0x80 arch/x86/kernel/unwind_orc.c:313
 arch_stack_walk+0xf5/0x140 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x118/0x1c0 kernel/stacktrace.c:123
 save_stack mm/kasan/common.c:70 [inline]
 set_track mm/kasan/common.c:78 [inline]
 __kasan_kmalloc+0x171/0x210 mm/kasan/common.c:529
 slab_post_alloc_hook mm/slab.h:584 [inline]
 slab_alloc_node mm/slub.c:2829 [inline]
 slab_alloc mm/slub.c:2837 [inline]
 kmem_cache_alloc+0xd9/0x250 mm/slub.c:2842
 kmem_cache_alloc_node include/linux/slab.h:427 [inline]
 __alloc_skb+0x7a/0x4d0 net/core/skbuff.c:198
 alloc_skb include/linux/skbuff.h:1080 [inline]
 ndisc_alloc_skb+0xee/0x2c0 net/ipv6/ndisc.c:421
 ndisc_send_rs+0x269/0x6a0 net/ipv6/ndisc.c:687
 addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3954
 call_timer_fn+0x36/0x390 kernel/time/timer.c:1448
 expire_timers kernel/time/timer.c:1493 [inline]
 __run_timers+0x879/0xbe0 kernel/time/timer.c:1817
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1830
 __do_softirq+0x23b/0x6b7 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:539 [inline]
 smp_apic_timer_interrupt+0x11a/0x460 arch/x86/kernel/apic/apic.c:1149
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:834
 </IRQ>
RIP: 0010:preempt_schedule_irq+0xc2/0x140 kernel/sched/core.c:4558
Code: 4c 89 e7 e8 50 d0 43 fd 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 90 f4 fc fb bf 01 00 00 00 <e8> b9 e6 ff ff fa bf 01 00 00 00 e8 1e 92 f4 fc 65 48 8b 1d 76 3f
RSP: 0018:ffff8881e6ee70a0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103b80cb07 RBX: 1ffff1103cddce18 RCX: ffffffff84512a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff8881e6ee7128 R08: ffffffff82316a19 R09: ffffed103edeb135
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881e6ee70c0
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff1103cddce14
 retint_kernel+0x1b/0x1b
RIP: 0010:unwind_next_frame+0x106/0x1ea0 arch/x86/kernel/unwind_orc.c:414
Code: 00 00 00 00 00 00 4d 8d 66 48 4c 89 e0 48 c1 e8 03 48 89 44 24 30 42 80 3c 38 00 74 08 4c 89 e7 e8 ff 61 64 00 4c 89 64 24 20 <4d> 8b 6e 48 4d 8d 66 38 4c 89 e0 48 c1 e8 03 48 89 44 24 60 42 80
RSP: 0018:ffff8881e6ee71e0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103cddcea5 RBX: 1ffff1103cddce50 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000010 RDI: ffff8881e6ee7460
RBP: ffff8881e6ee74d0 R08: ffffffff8153b152 R09: ffff8881e6ee7530
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881e6ee7528
R13: ffffffff8153aff0 R14: ffff8881e6ee74e0 R15: dffffc0000000000
 arch_stack_walk+0x111/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x118/0x1c0 kernel/stacktrace.c:123
 save_stack+0x95/0x880 mm/page_owner.c:122
 __reset_page_owner+0x1f/0x100 mm/page_owner.c:149
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1176 [inline]
 free_pcp_prepare mm/page_alloc.c:1233 [inline]
 free_unref_page_prepare+0x297/0x380 mm/page_alloc.c:3085
 free_unref_page mm/page_alloc.c:3134 [inline]
 free_the_page mm/page_alloc.c:4953 [inline]
 __free_pages+0xaf/0x140 mm/page_alloc.c:4961
 __vunmap+0x75b/0x890 mm/vmalloc.c:2260
 kcov_put kernel/kcov.c:396 [inline]
 kcov_close+0x27/0x50 kernel/kcov.c:495
 __fput+0x262/0x680 fs/file_table.c:281
 task_work_run+0x140/0x170 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0xcaf/0x2bc0 kernel/exit.c:859
 do_group_exit+0x138/0x300 kernel/exit.c:982
 get_signal+0xdb1/0x1440 kernel/signal.c:2735
 do_signal+0xb0/0x11f0 arch/x86/kernel/signal.c:809
 exit_to_usermode_loop+0xc0/0x1a0 arch/x86/entry/common.c:159
 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194
 ret_from_intr+0x1c/0x1c
RIP: 0033:0x7fa77eaacb99
Code: Bad RIP value.
RSP: 002b:00007fa77dd2e048 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 00007fa77ec3afa0 RCX: 00007fa77eaacb99
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 0000000000000004
RBP: 00007fa77eb2d77e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fa77ec3afa0 R15: 00007ffe4359e828