====================================== | [ 48.715081][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 48.715170][ C0] | [ 48.715215][ C0] | [ 48.715215][ C0] stack backtrace: [ 48.715336][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.715338][ C0] Call Trace: [ 48.715339][ C0] [ 48.715341][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 48.715345][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125) [ 48.715348][ C0] mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294) [ 48.715351][ C0] mark_lock (kernel/locking/lockdep.c:4753) [ 48.715353][ C0] mark_usage (kernel/locking/lockdep.c:4642) [ 48.715354][ C0] __lock_acquire (kernel/locking/lockdep.c:5191) [ 48.715356][ C0] ? add_chain_cache (kernel/locking/lockdep.c:3766) [ 48.715358][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.715359][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4048) [ 48.715361][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.715364][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.715366][ C0] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 48.715368][ C0] _raw_write_lock (./include/linux/rwlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:304 (discriminator 1)) [ 48.715370][ C0] ? addrconf_rs_timer (net/ipv6/addrconf.c:4048) [ 48.715371][ C0] addrconf_rs_timer (net/ipv6/addrconf.c:4048) [ 48.715373][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 48.715375][ C0] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 48.715377][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 48.715378][ C0] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 48.715380][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 48.715382][ C0] ? detach_if_pending (./include/linux/list.h:1143) [ 48.715383][ C0] ? debug_object_active_state (lib/debugobjects.c:1077) [ 48.715387][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.715390][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.715392][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.715394][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 48.715395][ C0] ? ipv6_get_lladdr (./include/net/addrconf.h:348 (discriminator 4)) [ 48.715398][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:394) [ 48.715399][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 48.715402][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.715405][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 48.715406][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 48.715408][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.715411][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.715413][ C0] handle_softirqs (kernel/softirq.c:622) [ 48.715414][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 48.715416][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 48.715418][ C0] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1)) [ 48.715420][ C0] __irq_exit_rcu (kernel/softirq.c:656 kernel/softirq.c:496 kernel/softirq.c:735) [ 48.715421][ C0] irq_exit_rcu (kernel/softirq.c:752) [ 48.715422][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37)) [ 48.715424][ C0] [ 48.715425][ C0] [ 48.715426][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:697) [ 48.715427][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:62) [ 48.715430][ C0] Code: 48 8b 3d 44 93 00 02 e8 1f 00 00 00 48 2b 05 c8 31 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 b4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 44 93 00 02 mov 0x2009344(%rip),%rdi # 0x200934b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 c8 31 a3 00 sub 0xa331c8(%rip),%rax # 0xa331db 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 43 b4 22 00 verw 0x22b443(%rip) # 0x22b46b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 48.715431][ C0] RSP: 0018:ffffffff8f807e00 EFLAGS: 00000282 [ 48.715434][ C0] RAX: 0000000000127f6f RBX: ffffffff8f81c740 RCX: ffffffff8c8d9667 [ 48.715435][ C0] RDX: ffffffff8f81c740 RSI: ffffffff8f602230 RDI: ffffffff8f06f6c0 [ 48.715436][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 48.715437][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1f00fc3 [ 48.715437][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 48.715439][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 48.715441][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:767) [ 48.715443][ C0] default_idle_call (kernel/sched/idle.c:122) [ 48.715444][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 48.715446][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 48.715447][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 48.715450][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.715452][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 48.715453][ C0] do_idle (kernel/sched/idle.c:352) [ 48.715455][ C0] cpu_startup_entry (kernel/sched/idle.c:451) [ 48.715456][ C0] rest_init (init/main.c:762) [ 48.715458][ C0] start_kernel (init/main.c:1220) [ 48.715460][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 48.715462][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) Finger prints: common_startup_64:dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage