watchdog: BUG: soft lockup - CPU#1 stuck for 118s! [syz-executor.0:1463]
Modules linked in:
CPU: 1 PID: 1463 Comm: syz-executor.0 Tainted: G        W         5.4.274-syzkaller-00002-g6f97bd951d82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:preempt_count_add+0x131/0x180 kernel/sched/core.c:4016
Code: 67 ff ff ff 48 c7 c1 c0 99 e9 86 80 e1 07 80 c1 03 38 c1 0f 8c 09 ff ff ff 48 c7 c7 c0 99 e9 86 e8 34 3e 4f 00 e9 f8 fe ff ff <48> c7 c1 c0 99 e9 86 80 e1 07 80 c1 03 38 c1 0f 8c 12 ff ff ff 48
RSP: 0018:ffff8881f6f093e0 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000004 RBX: 0000000000000001 RCX: ffffffff86e99903
RDX: 0000000000000102 RSI: 0000000000000040 RDI: 0000000000000001
RBP: ffff8881f6f096f0 R08: ffffffff8153b472 R09: ffff8881f6f09750
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1103ede12e0
R13: ffffffff818ae655 R14: ffff8881f6f09700 R15: dffffc0000000000
FS:  00007fd012b026c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbf197c2258 CR3: 00000001e063f000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 unwind_next_frame+0x17c/0x1ea0 arch/x86/kernel/unwind_orc.c:423
 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
 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: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:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x45/0x60 kernel/locking/spinlock.c:199
Code: 08 00 74 0c 48 c7 c7 90 3b eb 85 e8 75 12 43 fd 48 83 3d cd 2c 9a 01 00 74 29 48 89 df e8 e3 e7 fa fc 66 90 fb bf 01 00 00 00 <e8> 66 d4 f3 fc 65 8b 05 ab 7e b1 7b 85 c0 74 02 5b c3 e8 34 45 af
RSP: 0018:ffff8881e3baf2f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000001 RBX: ffff8881f6f57b40 RCX: dffffc0000000000
RDX: 0000000040000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff8881e3baf350 R08: ffffffff81799989 R09: fffffbfff0c96e5b
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881f6f57b40
R13: ffff8881e5298fc0 R14: dffffc0000000000 R15: 0000000000000000
 finish_lock_switch kernel/sched/core.c:3347 [inline]
 finish_task_switch+0x130/0x590 kernel/sched/core.c:3447
 context_switch kernel/sched/core.c:3611 [inline]
 __schedule+0xb0d/0x1320 kernel/sched/core.c:4307
 preempt_schedule_irq+0xc7/0x140 kernel/sched/core.c:4558
 retint_kernel+0x1b/0x1b
RIP: 0010:pte_lockptr include/linux/mm.h:2039 [inline]
RIP: 0010:zap_pte_range mm/memory.c:1063 [inline]
RIP: 0010:zap_pmd_range mm/memory.c:1222 [inline]
RIP: 0010:zap_pud_range mm/memory.c:1251 [inline]
RIP: 0010:zap_p4d_range mm/memory.c:1272 [inline]
RIP: 0010:unmap_page_range+0xa40/0x2620 mm/memory.c:1293
Code: 26 75 d9 ff 4c 89 6c 24 08 ba 10 00 00 00 48 8d bc 24 80 01 00 00 31 f6 e8 9d 2d 09 00 48 8b 84 24 c0 00 00 00 42 80 3c 20 00 <48> 8b 5c 24 50 74 08 48 89 df e8 01 5a 09 00 4c 8b 3b 31 c0 48 89
RSP: 0018:ffff8881e3baf5a0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103a819a95 RBX: 0400000000000080 RCX: 0000000000000000
RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffff8881e3baf730
RBP: ffff8881e3baf790 R08: dffffc0000000000 R09: ffff8881e3baf720
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 00007fd012b12000 R14: 0000000000000000 R15: 0000000000000000
 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: 0033:0x7fd0137880a9
Code: Bad RIP value.
RSP: 002b:00007fd012b020c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: 0000000000000000 RBX: 00007fd0138bef80 RCX: 00007fd0137880a9
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 000000000000000d
RBP: 00007fd0137f7074 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fd0138bef80 R15: 00007ffdb36e1108
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 1850 Comm: syz-executor.1 Tainted: G        W         5.4.274-syzkaller-00002-g6f97bd951d82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:preempt_count_add+0xc6/0x180 kernel/sched/core.c:4020
Code: 00 65 48 8b 1d 1b ab bd 7e 48 81 c3 78 09 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 2e 3f 4f 00 4c 89 33 5b <41> 5e 41 5f c3 e8 c0 1e e5 00 85 c0 74 9e 48 c7 c0 84 98 4b 86 48
RSP: 0018:ffff8881f6e096a8 EFLAGS: 00000006
RAX: 0000000000010104 RBX: 1ffff1103edc12d8 RCX: ffffffff86e99903
RDX: 0000000000010103 RSI: 0000000000002710 RDI: 0000000000000001
RBP: ffff8881f6e09750 R08: ffffffff8154e208 R09: ffffed103edca9b7
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff8881f6e4b600 R14: 1ffff1103edc96ca R15: dffffc0000000000
FS:  00007fa66cd296c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33225000 CR3: 00000001e7ffe000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:127 [inline]
 _raw_spin_lock_irq+0x6f/0x1b0 kernel/locking/spinlock.c:167
 __run_hrtimer kernel/time/hrtimer.c:1583 [inline]
 __hrtimer_run_queues+0x3fe/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:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x4d/0x80 kernel/locking/spinlock.c:191
Code: 74 0c 48 c7 c7 90 3b eb 85 e8 ef 12 43 fd 48 83 3d 47 2d 9a 01 00 74 36 48 89 df e8 5d e8 fa fc 66 90 4c 89 34 24 ff 34 24 9d <bf> 01 00 00 00 e8 d9 d4 f3 fc 65 8b 05 1e 7f b1 7b 85 c0 74 08 48
RSP: 0018:ffff8881f6e09aa0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000001 RBX: ffff8881f6e49500 RCX: dffffc0000000000
RDX: 0000000000000103 RSI: 0000000000000246 RDI: ffff8881f6e49500
RBP: ffff8881f6e09c08 R08: ffffffff81549c09 R09: ffffed103edc92a9
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff1103edc1364 R14: 0000000000000246 R15: ffff8881f6e49500
 __mod_timer+0x72b/0x13e0 kernel/time/timer.c:1069
 addrconf_mod_rs_timer+0x51/0xe0 net/ipv6/addrconf.c:318
 addrconf_rs_timer+0x3d1/0x600 net/ipv6/addrconf.c:3962
 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:ffff8881ec337b80 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 1ffff1103d84112f RBX: 1ffff1103d866f74 RCX: ffffffff84511c00
RDX: ffffc90000d44000 RSI: 0000000000001359 RDI: 0000000000000001
RBP: ffff8881ec337c08 R08: ffffffff82316d59 R09: ffffed103edcb135
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8881ec337ba0
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff1103d866f70
 retint_kernel+0x1b/0x1b
RIP: 0010:do_vfs_ioctl+0x11e5/0x1720 fs/ioctl.c:652
Code: 89 ee 4c 89 f2 e8 4b 6f 8d 00 be ff ff ff ff 48 21 c6 bb f2 ff ff ff 41 0f 44 df 31 ff e8 73 a0 c4 ff 4c 89 ef e8 ab f0 f3 ff <49> bd 00 00 00 00 00 fc ff df 48 c7 44 24 60 0e 36 e0 45 43 c7 44
RSP: 0018:ffff8881ec337cc0 EFLAGS: 00000287 ORIG_RAX: ffffffffffffff13
RAX: ffffffff819f98df RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc90000d44000 RSI: 0000000000000d1d RDI: 0000000000000d1e
RBP: ffff8881ec337ed8 R08: ffffffff819f98d1 R09: ffffed103e222b2d
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1103d866fa4
R13: 000000000000000a R14: 0000000000000000 R15: ffff8881ec1dbb00
 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: 0033:0x7fa66d9af0a9
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:00007fa66cd290c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa66dae5f80 RCX: 00007fa66d9af0a9
RDX: 00000000200006c0 RSI: 0000000000005452 RDI: 000000000000000a
RBP: 00007fa66da1e074 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fa66dae5f80 R15: 00007ffd95218758