------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 0 PID: 0 at kernel/locking/lockdep.c:167 hlock_class kernel/locking/lockdep.c:167 [inline] WARNING: CPU: 0 PID: 0 at kernel/locking/lockdep.c:167 hlock_class kernel/locking/lockdep.c:156 [inline] WARNING: CPU: 0 PID: 0 at kernel/locking/lockdep.c:167 mark_lock+0x22b/0x1220 kernel/locking/lockdep.c:3643 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.5.0-rc1-next-20191212-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x3e kernel/panic.c:582 report_bug+0x289/0x300 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:hlock_class kernel/locking/lockdep.c:167 [inline] RIP: 0010:hlock_class kernel/locking/lockdep.c:156 [inline] RIP: 0010:mark_lock+0x22b/0x1220 kernel/locking/lockdep.c:3643 Code: d0 7c 08 84 d2 0f 85 a8 0e 00 00 44 8b 1d 1d b0 26 09 45 85 db 75 b6 48 c7 c6 e0 93 2b 88 48 c7 c7 20 94 2b 88 e8 04 35 eb ff <0f> 0b 31 db e9 aa fe ff ff 48 c7 c7 20 15 64 8b e8 f0 85 58 00 e9 RSP: 0018:ffffc90000007308 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff815e8b66 RDI: fffff52000000e53 RBP: ffffc90000007358 R08: ffffffff8987a400 R09: fffffbfff1334955 R10: fffffbfff1334954 R11: ffffffff899a4aa3 R12: 0000000000000004 R13: ffffffff8987ad90 R14: 0000000000000001 R15: 00000000000425e0 mark_usage kernel/locking/lockdep.c:3566 [inline] __lock_acquire+0x1e8e/0x4a00 kernel/locking/lockdep.c:3909 lock_acquire+0x190/0x410 kernel/locking/lockdep.c:4485 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:338 [inline] __netif_tx_lock include/linux/netdevice.h:3935 [inline] sch_direct_xmit+0x2e0/0xd30 net/sched/sch_generic.c:311 __dev_xmit_skb net/core/dev.c:3621 [inline] __dev_queue_xmit+0x2713/0x35b0 net/core/dev.c:3982 dev_queue_xmit+0x18/0x20 net/core/dev.c:4046 neigh_resolve_output net/core/neighbour.c:1487 [inline] neigh_resolve_output+0x5c4/0x990 net/core/neighbour.c:1467 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0x109a/0x25c0 net/ipv6/ip6_output.c:116 __ip6_finish_output+0x444/0xaa0 net/ipv6/ip6_output.c:142 ip6_finish_output+0x38/0x1f0 net/ipv6/ip6_output.c:152 NF_HOOK_COND include/linux/netfilter.h:296 [inline] ip6_output+0x25e/0x880 net/ipv6/ip6_output.c:175 dst_output include/net/dst.h:436 [inline] NF_HOOK include/linux/netfilter.h:307 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] mld_sendpack+0x9c2/0xed0 net/ipv6/mcast.c:1682 mld_send_cr net/ipv6/mcast.c:1978 [inline] mld_ifc_timer_expire+0x454/0x950 net/ipv6/mcast.c:2477 call_timer_fn+0x1ac/0x780 kernel/time/timer.c:1404 expire_timers kernel/time/timer.c:1449 [inline] __run_timers kernel/time/timer.c:1773 [inline] __run_timers kernel/time/timer.c:1740 [inline] run_timer_softirq+0x6c3/0x1790 kernel/time/timer.c:1786 __do_softirq+0x262/0x98c kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x19b/0x1e0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1a3/0x610 arch/x86/kernel/apic/apic.c:1137 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 Code: 68 10 e8 f9 eb 8a cc cc cc cc cc cc e9 07 00 00 00 0f 00 2d e4 65 5d 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d d4 65 5d 00 fb f4 cc 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 6e bc 97 f9 e8 79 RSP: 0018:ffffffff89807ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13275ee RBX: ffffffff8987a400 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff8987ac9c RBP: ffffffff89807d18 R08: ffffffff8987a400 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff8a811a40 R14: 0000000000000000 R15: 0000000000000000 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:690 default_idle_call+0x84/0xb0 kernel/sched/idle.c:94 cpuidle_idle_call kernel/sched/idle.c:154 [inline] do_idle+0x3c8/0x6e0 kernel/sched/idle.c:269 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:361 rest_init+0x23b/0x371 init/main.c:452 arch_call_rest_init+0xe/0x1b start_kernel+0x904/0x943 init/main.c:786 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:490 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:471 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:242 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at kernel/locking/mutex.c:1419 mutex_trylock+0x279/0x2f0 kernel/locking/mutex.c:1427 Modules linked in: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.5.0-rc1-next-20191212-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:mutex_trylock+0x279/0x2f0 kernel/locking/mutex.c:1419 Code: c9 41 b8 01 00 00 00 31 c9 ba 01 00 00 00 31 f6 e8 dc bb 90 f9 58 48 8d 65 d8 b8 01 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b e9 0c fe ff ff 48 c7 c7 20 15 64 8b 48 89 4d d0 e8 40 cf e8 RSP: 0018:ffffc90000006ec8 EFLAGS: 00010006 RAX: 0000000000000504 RBX: 1ffff92000000de1 RCX: 0000000000000004 RDX: 0000000000000100 RSI: ffffffff816c3205 RDI: ffffffff899cf540 RBP: ffffc90000006ef8 R08: 0000000000000001 R09: fffffbfff1334ecd R10: fffffbfff1334ecc R11: ffffffff899a7663 R12: ffffffff8b641520 R13: 0000000000000000 R14: ffffffff815a9c00 R15: ffffffff899cf540 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200001c0 CR3: 00000000a2485000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __crash_kexec+0x91/0x200 kernel/kexec_core.c:948 panic+0x308/0x75c kernel/panic.c:241 __warn.cold+0x2f/0x3e kernel/panic.c:582 report_bug+0x289/0x300 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:hlock_class kernel/locking/lockdep.c:167 [inline] RIP: 0010:hlock_class kernel/locking/lockdep.c:156 [inline] RIP: 0010:mark_lock+0x22b/0x1220 kernel/locking/lockdep.c:3643 Code: d0 7c 08 84 d2 0f 85 a8 0e 00 00 44 8b 1d 1d b0 26 09 45 85 db 75 b6 48 c7 c6 e0 93 2b 88 48 c7 c7 20 94 2b 88 e8 04 35 eb ff <0f> 0b 31 db e9 aa fe ff ff 48 c7 c7 20 15 64 8b e8 f0 85 58 00 e9 RSP: 0018:ffffc90000007308 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff815e8b66 RDI: fffff52000000e53 RBP: ffffc90000007358 R08: ffffffff8987a400 R09: fffffbfff1334955 R10: fffffbfff1334954 R11: ffffffff899a4aa3 R12: 0000000000000004 R13: ffffffff8987ad90 R14: 0000000000000001 R15: 00000000000425e0 mark_usage kernel/locking/lockdep.c:3566 [inline] __lock_acquire+0x1e8e/0x4a00 kernel/locking/lockdep.c:3909 lock_acquire+0x190/0x410 kernel/locking/lockdep.c:4485 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:338 [inline] __netif_tx_lock include/linux/netdevice.h:3935 [inline] sch_direct_xmit+0x2e0/0xd30 net/sched/sch_generic.c:311 __dev_xmit_skb net/core/dev.c:3621 [inline] __dev_queue_xmit+0x2713/0x35b0 net/core/dev.c:3982 dev_queue_xmit+0x18/0x20 net/core/dev.c:4046 neigh_resolve_output net/core/neighbour.c:1487 [inline] neigh_resolve_output+0x5c4/0x990 net/core/neighbour.c:1467 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0x109a/0x25c0 net/ipv6/ip6_output.c:116 __ip6_finish_output+0x444/0xaa0 net/ipv6/ip6_output.c:142 ip6_finish_output+0x38/0x1f0 net/ipv6/ip6_output.c:152 NF_HOOK_COND include/linux/netfilter.h:296 [inline] ip6_output+0x25e/0x880 net/ipv6/ip6_output.c:175 dst_output include/net/dst.h:436 [inline] NF_HOOK include/linux/netfilter.h:307 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] mld_sendpack+0x9c2/0xed0 net/ipv6/mcast.c:1682 mld_send_cr net/ipv6/mcast.c:1978 [inline] mld_ifc_timer_expire+0x454/0x950 net/ipv6/mcast.c:2477 call_timer_fn+0x1ac/0x780 kernel/time/timer.c:1404 expire_timers kernel/time/timer.c:1449 [inline] __run_timers kernel/time/timer.c:1773 [inline] __run_timers kernel/time/timer.c:1740 [inline] run_timer_softirq+0x6c3/0x1790 kernel/time/timer.c:1786 __do_softirq+0x262/0x98c kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x19b/0x1e0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1a3/0x610 arch/x86/kernel/apic/apic.c:1137 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 Code: 68 10 e8 f9 eb 8a cc cc cc cc cc cc e9 07 00 00 00 0f 00 2d e4 65 5d 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d d4 65 5d 00 fb f4 cc 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 6e bc 97 f9 e8 79 RSP: 0018:ffffffff89807ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13275ee RBX: ffffffff8987a400 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff8987ac9c RBP: ffffffff89807d18 R08: ffffffff8987a400 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff8a811a40 R14: 0000000000000000 R15: 0000000000000000 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:690 default_idle_call+0x84/0xb0 kernel/sched/idle.c:94 cpuidle_idle_call kernel/sched/idle.c:154 [inline] do_idle+0x3c8/0x6e0 kernel/sched/idle.c:269 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:361 rest_init+0x23b/0x371 init/main.c:452 arch_call_rest_init+0xe/0x1b start_kernel+0x904/0x943 init/main.c:786 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:490 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:471 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:242 irq event stamp: 171816 hardirqs last enabled at (171816): [] seqcount_lockdep_reader_access include/linux/seqlock.h:99 [inline] hardirqs last enabled at (171816): [] read_seqcount_begin include/linux/seqlock.h:182 [inline] hardirqs last enabled at (171816): [] read_seqbegin include/linux/seqlock.h:466 [inline] hardirqs last enabled at (171816): [] neigh_resolve_output net/core/neighbour.c:1481 [inline] hardirqs last enabled at (171816): [] neigh_resolve_output+0x3e8/0x990 net/core/neighbour.c:1467 hardirqs last disabled at (171815): [] seqcount_lockdep_reader_access include/linux/seqlock.h:96 [inline] hardirqs last disabled at (171815): [] read_seqcount_begin include/linux/seqlock.h:182 [inline] hardirqs last disabled at (171815): [] read_seqbegin include/linux/seqlock.h:466 [inline] hardirqs last disabled at (171815): [] neigh_resolve_output net/core/neighbour.c:1481 [inline] hardirqs last disabled at (171815): [] neigh_resolve_output+0x390/0x990 net/core/neighbour.c:1467 softirqs last enabled at (171780): [] _local_bh_enable+0x1c/0x30 kernel/softirq.c:162 softirqs last disabled at (171781): [] invoke_softirq kernel/softirq.c:373 [inline] softirqs last disabled at (171781): [] irq_exit+0x19b/0x1e0 kernel/softirq.c:413 ---[ end trace 0fbf319f0f50599b ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at kernel/locking/mutex.c:737 mutex_unlock+0x1d/0x30 kernel/locking/mutex.c:744 Modules linked in: CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.5.0-rc1-next-20191212-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:mutex_unlock+0x1d/0x30 kernel/locking/mutex.c:737 Code: 4c 89 ff e8 95 da e8 f9 e9 8c fb ff ff 55 65 8b 05 e0 d6 37 78 a9 00 ff 1f 00 48 89 e5 75 0b 48 8b 75 08 e8 45 f9 ff ff 5d c3 <0f> 0b 48 8b 75 08 e8 38 f9 ff ff 5d c3 66 0f 1f 44 00 00 48 b8 00 RSP: 0018:ffffc90000006ef8 EFLAGS: 00010006 RAX: 0000000000000504 RBX: 1ffff92000000de1 RCX: ffffffff816c321d RDX: 0000000000000100 RSI: ffffffff816c327f RDI: ffffffff899cf540 RBP: ffffc90000006ef8 R08: ffffffff8987a400 R09: 0000000000000000 R10: fffffbfff1339ea8 R11: ffffffff899cf547 R12: 0000000000000001 R13: 0000000000000000 R14: ffffffff815a9c00 R15: 00000000000000a7 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200001c0 CR3: 00000000a2485000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __crash_kexec+0x10b/0x200 kernel/kexec_core.c:957 panic+0x308/0x75c kernel/panic.c:241 __warn.cold+0x2f/0x3e kernel/panic.c:582 report_bug+0x289/0x300 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:267 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:hlock_class kernel/locking/lockdep.c:167 [inline] RIP: 0010:hlock_class kernel/locking/lockdep.c:156 [inline] RIP: 0010:mark_lock+0x22b/0x1220 kernel/locking/lockdep.c:3643 Code: d0 7c 08 84 d2 0f 85 a8 0e 00 00 44 8b 1d 1d b0 26 09 45 85 db 75 b6 48 c7 c6 e0 93 2b 88 48 c7 c7 20 94 2b 88 e8 04 35 eb ff <0f> 0b 31 db e9 aa fe ff ff 48 c7 c7 20 15 64 8b e8 f0 85 58 00 e9 RSP: 0018:ffffc90000007308 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000100 RSI: ffffffff815e8b66 RDI: fffff52000000e53 RBP: ffffc90000007358 R08: ffffffff8987a400 R09: fffffbfff1334955 R10: fffffbfff1334954 R11: ffffffff899a4aa3 R12: 0000000000000004 R13: ffffffff8987ad90 R14: 0000000000000001 R15: 00000000000425e0 mark_usage kernel/locking/lockdep.c:3566 [inline] __lock_acquire+0x1e8e/0x4a00 kernel/locking/lockdep.c:3909 lock_acquire+0x190/0x410 kernel/locking/lockdep.c:4485 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:338 [inline] __netif_tx_lock include/linux/netdevice.h:3935 [inline] sch_direct_xmit+0x2e0/0xd30 net/sched/sch_generic.c:311 __dev_xmit_skb net/core/dev.c:3621 [inline] __dev_queue_xmit+0x2713/0x35b0 net/core/dev.c:3982 dev_queue_xmit+0x18/0x20 net/core/dev.c:4046 neigh_resolve_output net/core/neighbour.c:1487 [inline] neigh_resolve_output+0x5c4/0x990 net/core/neighbour.c:1467 neigh_output include/net/neighbour.h:510 [inline] ip6_finish_output2+0x109a/0x25c0 net/ipv6/ip6_output.c:116 __ip6_finish_output+0x444/0xaa0 net/ipv6/ip6_output.c:142 ip6_finish_output+0x38/0x1f0 net/ipv6/ip6_output.c:152 NF_HOOK_COND include/linux/netfilter.h:296 [inline] ip6_output+0x25e/0x880 net/ipv6/ip6_output.c:175 dst_output include/net/dst.h:436 [inline] NF_HOOK include/linux/netfilter.h:307 [inline] NF_HOOK include/linux/netfilter.h:301 [inline] mld_sendpack+0x9c2/0xed0 net/ipv6/mcast.c:1682 mld_send_cr net/ipv6/mcast.c:1978 [inline] mld_ifc_timer_expire+0x454/0x950 net/ipv6/mcast.c:2477 call_timer_fn+0x1ac/0x780 kernel/time/timer.c:1404 expire_timers kernel/time/timer.c:1449 [inline] __run_timers kernel/time/timer.c:1773 [inline] __run_timers kernel/time/timer.c:1740 [inline] run_timer_softirq+0x6c3/0x1790 kernel/time/timer.c:1786 __do_softirq+0x262/0x98c kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x19b/0x1e0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1a3/0x610 arch/x86/kernel/apic/apic.c:1137 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61 Code: 68 10 e8 f9 eb 8a cc cc cc cc cc cc e9 07 00 00 00 0f 00 2d e4 65 5d 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d d4 65 5d 00 fb f4 cc 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 6e bc 97 f9 e8 79 RSP: 0018:ffffffff89807ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff13275ee RBX: ffffffff8987a400 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff8987ac9c RBP: ffffffff89807d18 R08: ffffffff8987a400 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff8a811a40 R14: 0000000000000000 R15: 0000000000000000 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:690 default_idle_call+0x84/0xb0 kernel/sched/idle.c:94 cpuidle_idle_call kernel/sched/idle.c:154 [inline] do_idle+0x3c8/0x6e0 kernel/sched/idle.c:269 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:361 rest_init+0x23b/0x371 init/main.c:452 arch_call_rest_init+0xe/0x1b start_kernel+0x904/0x943 init/main.c:786 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:490 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:471 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:242 irq event stamp: 171816 hardirqs last enabled at (171816): [] seqcount_lockdep_reader_access include/linux/seqlock.h:99 [inline] hardirqs last enabled at (171816): [] read_seqcount_begin include/linux/seqlock.h:182 [inline] hardirqs last enabled at (171816): [] read_seqbegin include/linux/seqlock.h:466 [inline] hardirqs last enabled at (171816): [] neigh_resolve_output net/core/neighbour.c:1481 [inline] hardirqs last enabled at (171816): [] neigh_resolve_output+0x3e8/0x990 net/core/neighbour.c:1467 hardirqs last disabled at (171815): [] seqcount_lockdep_reader_access include/linux/seqlock.h:96 [inline] hardirqs last disabled at (171815): [] read_seqcount_begin include/linux/seqlock.h:182 [inline] hardirqs last disabled at (171815): [] read_seqbegin include/linux/seqlock.h:466 [inline] hardirqs last disabled at (171815): [] neigh_resolve_output net/core/neighbour.c:1481 [inline] hardirqs last disabled at (171815): [] neigh_resolve_output+0x390/0x990 net/core/neighbour.c:1467 softirqs last enabled at (171780): [] _local_bh_enable+0x1c/0x30 kernel/softirq.c:162 softirqs last disabled at (171781): [] invoke_softirq kernel/softirq.c:373 [inline] softirqs last disabled at (171781): [] irq_exit+0x19b/0x1e0 kernel/softirq.c:413 ---[ end trace 0fbf319f0f50599c ]--- Kernel Offset: disabled Rebooting in 86400 seconds..