====================================== | [ 28.584799][ T299] softirqs last disabled at (50769): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.584801][ T299] Preemption disabled at: | [ 28.584802][ T299] 0x0 | [ 28.584812][ T299] Tainted: [W]=WARN [ 28.584813][ T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.584814][ T299] Call Trace: [ 28.584816][ T299] [ 28.584818][ T299] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.584824][ T299] __might_resched.cold (kernel/sched/core.c:9234) [ 28.584828][ T299] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.584832][ T299] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.584837][ T299] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 28.584839][ T299] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.584845][ T299] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 28.584848][ T299] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.584857][ T299] put_chars (drivers/char/virtio_console.c:1176) [ 28.584860][ T299] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.584862][ T299] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.584867][ T299] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.584872][ T299] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.584879][ T299] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.584881][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.584883][ T299] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.584887][ T299] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.584890][ T299] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.584892][ T299] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 28.584895][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.584897][ T299] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.584901][ T299] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.584904][ T299] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.584906][ T299] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.584911][ T299] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.584913][ T299] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.584915][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.584917][ T299] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.584920][ T299] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.584922][ T299] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.584925][ T299] vprintk_emit (kernel/printk/printk.c:2479) [ 28.584928][ T299] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.584931][ T299] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.584935][ T299] _printk (kernel/printk/printk.c:2504) [ 28.584938][ T299] ? snapshot_read.cold (user.c:?) [ 28.584941][ T299] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.584943][ T299] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.584947][ T299] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.584949][ T299] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.584953][ T299] ? exit_notify (kernel/exit.c:780) [ 28.584955][ T299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 28.584957][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.584961][ T299] do_group_exit (kernel/exit.c:1151) [ 28.584964][ T299] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 28.584966][ T299] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 28.584968][ T299] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.584971][ T299] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.584975][ T299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.584977][ T299] RIP: 0033:0x7f77f11b71b8 [ 28.584979][ T299] Code: Unable to access opcode bytes at 0x7f77f11b718e. Code starting with the faulting instruction =========================================== [ 28.584980][ T299] RSP: 002b:00007ffc229df908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.584983][ T299] RAX: ffffffffffffffda RBX: 00007f77f12e7f88 RCX: 00007f77f11b71b8 [ 28.584984][ T299] RDX: 00007f77f0fdea88 RSI: ffffffffffffffa0 RDI: 0000000000000000 [ 28.584985][ T299] RBP: 00007ffc229df960 R08: 0000000000000000 R09: 0000000000000000 [ 28.584986][ T299] R10: 00007ffc229df740 R11: 0000000000000246 R12: 0000000000000001 [ 28.584986][ T299] R13: 0000000000000000 R14: 00007f77f12e6680 R15: 00007f77f12e7fa0 | [ 70.411156][ C0] | [ 70.411157][ C0] | [ 70.411157][ C0] stack backtrace: | [ 70.411163][ C0] Tainted: [W]=WARN [ 70.411164][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.411165][ C0] Call Trace: [ 70.411167][ C0] [ 70.411168][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 70.411171][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 70.411174][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 70.411175][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 70.411178][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 70.411179][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 70.411181][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 70.411183][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 70.411184][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 70.411186][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411189][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.411191][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 70.411192][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 70.411194][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 70.411196][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 70.411197][ C0] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 70.411199][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411201][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.411202][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 70.411204][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 70.411206][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.411208][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 70.411210][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 70.411211][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411213][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 70.411214][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 70.411216][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 70.411218][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 70.411220][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 70.411222][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 70.411224][ C0] _printk (kernel/printk/printk.c:2504) [ 70.411225][ C0] ? snapshot_read.cold (user.c:?) [ 70.411227][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 70.411228][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.411231][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 70.411232][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 70.411234][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 70.411235][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 70.411237][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 70.411238][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 70.411241][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.411244][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.411245][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411247][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 70.411249][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 70.411251][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 70.411252][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.411255][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.411257][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 70.411259][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 70.411260][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.411263][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411265][ C0] handle_softirqs (kernel/softirq.c:645) [ 70.411266][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.411268][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 70.411270][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 70.411271][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 70.411272][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 70.411274][ C0] [ 70.411274][ C0] [ 70.411275][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 70.411277][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 70.411278][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 70.411281][ C0] Code: 48 8b 3d 94 a2 10 02 e8 1f 00 00 00 48 2b 05 58 f3 ab 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 25 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 94 a2 10 02 mov 0x210a294(%rip),%rdi # 0x210a29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 f3 ab 00 sub 0xabf358(%rip),%rax # 0xabf36b 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 13 d6 25 00 verw 0x25d613(%rip) # 0x25d63b 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 [ 70.411283][ C0] RSP: 0018:ffffffffbcc07cf8 EFLAGS: 00000296 [ 70.411285][ C0] RAX: 000000000042e345 RBX: ffffffffbcc40600 RCX: ffffffffb9af3307 [ 70.411286][ C0] RDX: ffffffffbcc40600 RSI: ffffffffbca57571 RDI: ffffffffbc48d8e0 [ 70.411287][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 70.411288][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7980fa2 [ 70.411289][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 70.411291][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 70.411293][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 70.411294][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 70.411296][ C0] default_idle_call (kernel/sched/idle.c:122) [ 70.411298][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 70.411299][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 70.411301][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 70.411303][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.411305][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411307][ C0] do_idle (kernel/sched/idle.c:355) [ 70.411308][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 70.411310][ C0] rest_init (init/main.c:727) [ 70.411311][ C0] ? __cpuidle_text_end (??:?) [ 70.411314][ C0] ? rest_init (init/main.c:727) [ 70.411316][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 70.411323][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 70.411326][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 70.411328][ C0] start_kernel (init/main.c:1185) [ 70.411329][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 70.411331][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 70.411333][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 70.411351][ C0] softirqs last disabled at (4383559): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 70.411352][ C0] Preemption disabled at: | [ 70.411353][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 70.411358][ C0] Tainted: [W]=WARN [ 70.411358][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.411359][ C0] Call Trace: [ 70.411359][ C0] [ 70.411360][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 70.411362][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 70.411363][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 70.411366][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 70.411369][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411371][ C0] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 70.411372][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.411374][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.411376][ C0] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.411377][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.411380][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 70.411382][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 70.411384][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 70.411386][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 70.411389][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 70.411391][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411393][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411395][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 70.411397][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 70.411398][ C0] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 70.411400][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411402][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.411404][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 70.411406][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 70.411407][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.411409][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 70.411411][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 70.411412][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411414][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 70.411415][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 70.411417][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 70.411419][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 70.411420][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 70.411423][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 70.411424][ C0] _printk (kernel/printk/printk.c:2504) [ 70.411426][ C0] ? snapshot_read.cold (user.c:?) [ 70.411428][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 70.411429][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.411431][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 70.411433][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 70.411434][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 70.411436][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 70.411437][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 70.411439][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 70.411440][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.411442][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.411444][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411446][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 70.411447][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 70.411449][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 70.411451][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 70.411453][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.411455][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 70.411457][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 70.411459][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.411462][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411464][ C0] handle_softirqs (kernel/softirq.c:645) [ 70.411467][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 70.411469][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 70.411472][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 70.411473][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 70.411475][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 70.411478][ C0] [ 70.411479][ C0] [ 70.411479][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 70.411482][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 70.411484][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 70.411486][ C0] Code: 48 8b 3d 94 a2 10 02 e8 1f 00 00 00 48 2b 05 58 f3 ab 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 25 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 94 a2 10 02 mov 0x210a294(%rip),%rdi # 0x210a29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 f3 ab 00 sub 0xabf358(%rip),%rax # 0xabf36b 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 13 d6 25 00 verw 0x25d613(%rip) # 0x25d63b 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 [ 70.411488][ C0] RSP: 0018:ffffffffbcc07cf8 EFLAGS: 00000296 [ 70.411490][ C0] RAX: 000000000042e345 RBX: ffffffffbcc40600 RCX: ffffffffb9af3307 [ 70.411491][ C0] RDX: ffffffffbcc40600 RSI: ffffffffbca57571 RDI: ffffffffbc48d8e0 [ 70.411493][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 70.411494][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7980fa2 [ 70.411495][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 70.411497][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 70.411500][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 70.411503][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 70.411505][ C0] default_idle_call (kernel/sched/idle.c:122) [ 70.411507][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 70.411510][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 70.411512][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 70.411515][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.411517][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.411520][ C0] do_idle (kernel/sched/idle.c:355) [ 70.411522][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 70.411525][ C0] rest_init (init/main.c:727) [ 70.411527][ C0] ? __cpuidle_text_end (??:?) [ 70.411532][ C0] ? rest_init (init/main.c:727) [ 70.411534][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 70.411537][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 70.411540][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 70.411543][ C0] start_kernel (init/main.c:1185) [ 70.411545][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 70.411547][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) Finger prints: __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print