watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.4:1464]
Modules linked in:
CPU: 0 PID: 1464 Comm: syz-executor.4 Not tainted 5.4.274-syzkaller-00002-g6f97bd951d82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:unwind_next_frame+0x1538/0x1ea0 arch/x86/kernel/unwind_orc.c:572
Code: 10 48 8b 54 24 18 0f 85 50 08 00 00 c6 03 01 48 8b 1c 24 48 8b 44 24 28 42 0f b6 04 38 84 c0 0f 85 08 06 00 00 43 0f b6 04 3c <84> c0 0f 85 20 06 00 00 0f b7 32 c1 ee 04 83 e6 0f 83 fe 04 48 8d
RSP: 0018:ffff8881f6e09260 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: ffff8881f6e09560 RCX: 0000000000000000
RDX: ffffffff867c51d8 RSI: 0000000000000000 RDI: ffff8881f6e095c0
RBP: ffff8881f6e09550 R08: dffffc0000000000 R09: ffff8881f6e095b0
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffffffff0cf8a3b
R13: ffffffff867c51d4 R14: ffff8881f6e09560 R15: dffffc0000000000
FS:  00007f5b8badb6c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1907ecbd00 CR3: 00000001d7b4c000 CR4: 00000000003406b0
DR0: 00000000200002c0 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]
 kmem_cache_alloc_trace+0xdc/0x260 mm/slub.c:2854
 kmalloc include/linux/slab.h:556 [inline]
 dst_cow_metrics_generic+0x52/0x1b0 net/core/dst.c:201
 dst_metrics_write_ptr include/net/dst.h:118 [inline]
 dst_metric_set include/net/dst.h:179 [inline]
 icmp6_dst_alloc+0x349/0x550 net/ipv6/route.c:3197
 ndisc_send_skb+0x262/0xc30 net/ipv6/ndisc.c:489
 addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3953
 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:538 [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:finish_task_switch+0x137/0x590 kernel/sched/core.c:3449
Code: 38 48 89 d8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 ab 01 00 00 c7 03 00 00 00 00 4c 89 e7 e8 30 e0 0b 03 49 8d 9d 00 0a 00 00 <48> 89 d8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 9f 01 00 00 80 63
RSP: 0018:ffff8881e521f1a0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000080000001 RBX: ffff8881e5b7f840 RCX: 0000000000000002
RDX: 0000000040000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff8881e521f1f0 R08: ffffffff81799989 R09: fffffbfff0c96e5b
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881f6e57b40
R13: ffff8881e5b7ee40 R14: dffffc0000000000 R15: 0000000000000000
 context_switch kernel/sched/core.c:3611 [inline]
 __schedule+0xb0d/0x1320 kernel/sched/core.c:4307
 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:4456
 preempt_schedule+0xd9/0xe0 kernel/sched/core.c:4481
 ___preempt_schedule+0x16/0x20 arch/x86/entry/thunk_64.S:50
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
 _raw_spin_unlock_irqrestore+0x6f/0x80 kernel/locking/spinlock.c:191
 spin_unlock_irqrestore include/linux/spinlock.h:393 [inline]
 release_pages+0xaad/0xb20 mm/swap.c:839
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:189 [inline]
 tlb_flush_mmu+0xc8/0x170 mm/mmu_gather.c:196
 zap_pte_range mm/memory.c:1173 [inline]
 zap_pmd_range mm/memory.c:1222 [inline]
 zap_pud_range mm/memory.c:1251 [inline]
 zap_p4d_range mm/memory.c:1272 [inline]
 unmap_page_range+0x1d29/0x2620 mm/memory.c:1293
 unmap_single_vma mm/memory.c:1338 [inline]
 unmap_vmas+0x355/0x4b0 mm/memory.c:1370
 exit_mmap+0x2bc/0x520 mm/mmap.c:3191
 __mmput+0x8e/0x2c0 kernel/fork.c:1101
 exit_mm kernel/exit.c:536 [inline]
 do_exit+0xc08/0x2bc0 kernel/exit.c:846
 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
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f5b8c7610a9
Code: Bad RIP value.
RSP: 002b:00007f5b8badb178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000000 RBX: 00007f5b8c897f88 RCX: 00007f5b8c7610a9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5b8c897f8c
RBP: 00007f5b8c897f80 R08: 00007ffe5e1d70b0 R09: 00007f5b8badb6c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5b8c897f8c
R13: 000000000000000b R14: 00007ffe5e16aa50 R15: 00007ffe5e16ab38
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 1537 Comm: syz-executor.3 Not tainted 5.4.274-syzkaller-00002-g6f97bd951d82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:debug_smp_processor_id+0xc/0x20 lib/smp_processor_id.c:57
Code: 85 09 ff 66 66 2e 0f 1f 84 00 00 00 00 00 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 e8 2b d0 32 ff 48 c7 c7 20 46 fa 84 <48> c7 c6 60 46 fa 84 eb 0b 66 66 2e 0f 1f 84 00 00 00 00 00 55 48
RSP: 0018:ffff8881f6f09138 EFLAGS: 00000006
RAX: ffffffff82316bf5 RBX: ffffffff85631f18 RCX: ffff8881ed773f00
RDX: 0000000000010102 RSI: 0000000000000008 RDI: ffffffff84fa4620
RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed103c4f1c63
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS:  00007f19081316c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f19080efd58 CR3: 00000001e9e35000 CR4: 00000000003406a0
DR0: 00000000200002c0 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff1 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 irq_work_run+0x68/0xe0 kernel/irq_work.c:181
 smp_irq_work_interrupt+0x7f/0x250 arch/x86/kernel/irq_work.c:21
 irq_work_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:865
RIP: 0010:unwind_next_frame+0x704/0x1ea0 arch/x86/kernel/unwind_orc.c:400
Code: 83 c6 70 4c 89 f7 4c 89 e6 e8 58 24 00 00 42 80 3c 3b 00 74 08 4c 89 e7 e8 e9 5b 64 00 48 8b 84 24 c0 01 00 00 e9 4d 07 00 00 <48> 8b 04 24 48 8d 58 40 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 0e
RSP: 0018:ffff8881f6f09240 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff09
RAX: 0000000000000002 RBX: ffff8881f6f09578 RCX: ffffffff8652d2ac
RDX: ffffffff867e88d8 RSI: ffffffff867e88d4 RDI: 0000000000000001
RBP: ffff8881f6f09530 R08: 0000000000000003 R09: ffff8881f6f09590
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffffffff0cfd11b
R13: ffffffff867e88d4 R14: ffff8881f6f09578 R15: dffffc0000000000
 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]
 kmem_cache_alloc+0xd9/0x250 mm/slub.c:2842
 dst_alloc+0x154/0x4c0 net/core/dst.c:93
 ip6_dst_alloc net/ipv6/route.c:357 [inline]
 icmp6_dst_alloc+0xf1/0x550 net/ipv6/route.c:3183
 ndisc_send_skb+0x262/0xc30 net/ipv6/ndisc.c:489
 addrconf_rs_timer+0x2d1/0x600 net/ipv6/addrconf.c:3953
 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:538 [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 90 e1 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 04 a2 f4 fc fb bf 01 00 00 00 <e8> b9 e6 ff ff fa bf 01 00 00 00 e8 6e a3 f4 fc 65 48 8b 1d a6 4d
RSP: 0018:ffff8881e2f5fb60 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103daee90f RBX: 1ffff1103c5ebf70 RCX: ffffffff84511c00
RDX: ffffc90001749000 RSI: 000000000003ffff RDI: 0000000000000001
RBP: ffff8881e2f5fbf8 R08: ffffffff82316d59 R09: ffffed103edeb135
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881e2f5fb80
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff1103c5ebf6c
 retint_kernel+0x1b/0x1b
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x70 kernel/kcov.c:275
Code: 28 4c 39 d0 77 cf 89 f8 89 f6 48 c7 44 0a 08 03 00 00 00 48 89 44 0a 10 48 89 74 0a 18 4c 89 44 0a 20 49 ff c1 4c 89 09 c3 90 <4c> 8b 04 24 65 48 8b 05 64 4e 9e 7e 65 8b 0d 69 4e 9e 7e f7 c1 00
RSP: 0018:ffff8881e2f5fcb8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff814bbda6
RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881e2f5fed8 R08: dffffc0000000000 R09: ffffed103e222390
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1103c5ebfa4
R13: 0000000000000006 R14: 0000000000000000 R15: ffff8881e2303080
 ioctl_fioasync fs/ioctl.c:583 [inline]
 do_vfs_ioctl+0xba1/0x1720 fs/ioctl.c:684
 ksys_ioctl fs/ioctl.c:742 [inline]
 __do_sys_ioctl fs/ioctl.c:749 [inline]
 __se_sys_ioctl fs/ioctl.c:747 [inline]
 __x64_sys_ioctl+0xd4/0x110 fs/ioctl.c:747
 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7f1908db70a9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f19081310c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f1908eedf80 RCX: 00007f1908db70a9
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 0000000000000006
RBP: 00007f1908e26074 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f1908eedf80 R15: 00007ffda9b0a0e8