====================================== | [ 10.994078][ T222] softirqs last disabled at (21979): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.994080][ T222] Preemption disabled at: | [ 10.994081][ T222] 0x0 | [ 10.994092][ T222] Tainted: [W]=WARN [ 10.994093][ T222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.994095][ T222] Call Trace: [ 10.994097][ T222] [ 10.994099][ T222] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.994105][ T222] __might_resched.cold (kernel/sched/core.c:9234) [ 10.994110][ T222] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.994114][ T222] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.994119][ T222] __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)) [ 10.994121][ T222] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.994128][ T222] ? 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) [ 10.994131][ T222] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.994135][ T222] put_chars (drivers/char/virtio_console.c:1176) [ 10.994137][ T222] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.994138][ T222] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.994142][ T222] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.994148][ T222] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.994155][ T222] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.994158][ T222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.994160][ T222] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.994164][ T222] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.994168][ T222] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.994170][ T222] ? 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)) [ 10.994174][ T222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.994175][ T222] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.994180][ T222] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.994187][ T222] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.994189][ T222] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.994194][ T222] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.994197][ T222] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.994199][ T222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.994201][ T222] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 10.994205][ T222] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.994207][ T222] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.994210][ T222] vprintk_emit (kernel/printk/printk.c:2479) [ 10.994213][ T222] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.994216][ T222] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.994220][ T222] _printk (kernel/printk/printk.c:2504) [ 10.994223][ T222] ? snapshot_read.cold (user.c:?) [ 10.994226][ T222] ? 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) [ 10.994229][ T222] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.994233][ T222] ? 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) [ 10.994236][ T222] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.994239][ T222] ? exit_notify (kernel/exit.c:780) [ 10.994241][ T222] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.994244][ T222] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.994247][ T222] do_group_exit (kernel/exit.c:1151) [ 10.994250][ T222] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.994252][ T222] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.994255][ T222] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.994259][ T222] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.994262][ T222] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.994264][ T222] RIP: 0033:0x7f5b1dc541b8 [ 10.994266][ T222] Code: Unable to access opcode bytes at 0x7f5b1dc5418e. Code starting with the faulting instruction =========================================== [ 10.994268][ T222] RSP: 002b:00007ffca7960268 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.994270][ T222] RAX: ffffffffffffffda RBX: 00007f5b1dd84f88 RCX: 00007f5b1dc541b8 [ 10.994272][ T222] RDX: 00007f5b1d99efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.994273][ T222] RBP: 00007ffca79602c0 R08: 0000000000000000 R09: 0000000000008010 [ 10.994274][ T222] R10: 00007ffca7960080 R11: 0000000000000246 R12: 0000000000000001 [ 10.994274][ T222] R13: 0000000000000000 R14: 00007f5b1dd83680 R15: 00007f5b1dd84fa0 | [ 12.522771][ C0] | [ 12.522771][ C0] | [ 12.522771][ C0] stack backtrace: | [ 12.522777][ C0] Tainted: [W]=WARN [ 12.522778][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.522780][ C0] Call Trace: [ 12.522781][ C0] [ 12.522782][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.522786][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 12.522789][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 12.522790][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 12.522793][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 12.522795][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 12.522797][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 12.522799][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.522800][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 12.522803][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522805][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.522807][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 12.522808][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 12.522810][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 12.522812][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.522814][ 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)) [ 12.522816][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522817][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.522819][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.522821][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.522823][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.522825][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.522827][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.522828][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522830][ C0] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 12.522831][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.522833][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.522835][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 12.522836][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.522838][ 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)) [ 12.522840][ C0] _printk (kernel/printk/printk.c:2504) [ 12.522841][ C0] ? snapshot_read.cold (user.c:?) [ 12.522843][ 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)) [ 12.522845][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.522847][ 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)) [ 12.522848][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 12.522850][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 12.522852][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 12.522854][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 12.522855][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 12.522858][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.522860][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.522862][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522863][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 12.522865][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 12.522867][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 12.522869][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.522872][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.522874][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 12.522876][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 12.522878][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.522880][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522882][ C0] handle_softirqs (kernel/softirq.c:645) [ 12.522884][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.522885][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 12.522887][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 12.522889][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 12.522890][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 12.522892][ C0] [ 12.522892][ C0] [ 12.522893][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 12.522895][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 12.522896][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 12.522898][ C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 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 92 68 02 mov 0x2689294(%rip),%rdi # 0x268929b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 e3 a0 00 sub 0xa0e358(%rip),%rax # 0xa0e36b 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 16 0e 00 verw 0xe1613(%rip) # 0xe163b 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 [ 12.522900][ C0] RSP: 0018:ffffffff8aa07cf8 EFLAGS: 00000296 [ 12.522902][ C0] RAX: 000000000006b845 RBX: ffffffff8aa30600 RCX: ffffffff87106247 [ 12.522904][ C0] RDX: ffffffff8aa30600 RSI: ffffffff8a311042 RDI: ffffffff89c949e0 [ 12.522904][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 12.522905][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1540fa2 [ 12.522906][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 12.522908][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 12.522910][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.522911][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 12.522913][ C0] default_idle_call (kernel/sched/idle.c:122) [ 12.522914][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 12.522916][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 12.522918][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 12.522920][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522922][ C0] do_idle (kernel/sched/idle.c:355) [ 12.522923][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 12.522925][ C0] rest_init (init/main.c:727) [ 12.522926][ C0] ? __cpuidle_text_end (??:?) [ 12.522929][ C0] ? rest_init (init/main.c:727) [ 12.522931][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 12.522934][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 12.522936][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 12.522937][ C0] start_kernel (init/main.c:1185) [ 12.522939][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 12.522941][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 12.522942][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 12.522960][ C0] softirqs last disabled at (440391): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.522962][ C0] Preemption disabled at: | [ 12.522962][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 12.522968][ C0] Tainted: [W]=WARN [ 12.522968][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.522969][ C0] Call Trace: [ 12.522969][ C0] [ 12.522970][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.522972][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 12.522974][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 12.522977][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.522980][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.522981][ 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)) [ 12.522982][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.522984][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.522986][ 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) [ 12.522988][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.522990][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 12.522992][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.522994][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 12.522996][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.522999][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.523000][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523001][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523003][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.523005][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.523007][ 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)) [ 12.523009][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523010][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.523012][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.523014][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.523016][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.523018][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.523020][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.523022][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523023][ C0] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 12.523025][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.523026][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.523027][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 12.523029][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.523031][ 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)) [ 12.523032][ C0] _printk (kernel/printk/printk.c:2504) [ 12.523034][ C0] ? snapshot_read.cold (user.c:?) [ 12.523036][ 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)) [ 12.523037][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.523040][ 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)) [ 12.523041][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 12.523043][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 12.523045][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 12.523047][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 12.523048][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 12.523050][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.523051][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.523053][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523055][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 12.523056][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 12.523059][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 12.523060][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.523063][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.523065][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 12.523067][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 12.523069][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.523071][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523072][ C0] handle_softirqs (kernel/softirq.c:645) [ 12.523074][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.523075][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 12.523077][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 12.523079][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 12.523080][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 12.523082][ C0] [ 12.523082][ C0] [ 12.523083][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 12.523085][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 12.523086][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 12.523088][ C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 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 92 68 02 mov 0x2689294(%rip),%rdi # 0x268929b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 e3 a0 00 sub 0xa0e358(%rip),%rax # 0xa0e36b 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 16 0e 00 verw 0xe1613(%rip) # 0xe163b 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 [ 12.523089][ C0] RSP: 0018:ffffffff8aa07cf8 EFLAGS: 00000296 [ 12.523090][ C0] RAX: 000000000006b845 RBX: ffffffff8aa30600 RCX: ffffffff87106247 [ 12.523090][ C0] RDX: ffffffff8aa30600 RSI: ffffffff8a311042 RDI: ffffffff89c949e0 [ 12.523091][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 12.523092][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1540fa2 [ 12.523092][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 12.523094][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 12.523096][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.523097][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 12.523099][ C0] default_idle_call (kernel/sched/idle.c:122) [ 12.523100][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 12.523102][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 12.523103][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 12.523105][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.523106][ C0] do_idle (kernel/sched/idle.c:355) [ 12.523108][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 12.523109][ C0] rest_init (init/main.c:727) [ 12.523111][ C0] ? __cpuidle_text_end (??:?) [ 12.523113][ C0] ? rest_init (init/main.c:727) [ 12.523115][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 12.523117][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 12.523118][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 12.523120][ C0] start_kernel (init/main.c:1185) [ 12.523122][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 12.523123][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars