[ 11.401339][ T200] packetdrill (200) used greatest stack depth: 23184 bytes left [ 11.401358][ T200] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.401360][ T200] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 200, name: packetdrill [ 11.401363][ T200] preempt_count: 2, expected: 0 [ 11.401364][ T200] RCU nest depth: 0, expected: 0 [ 11.401365][ T200] locks held by packetdrill/200: 5, last CPU#1: [ 11.401368][ T200] #0: ffffffff9a6027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.401383][ T200] #1: ffffffff9a769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.401390][ T200] #2: ffffffff9a769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.401395][ T200] #3: ffffffff9a689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.401400][ T200] #4: ffffffff9a689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.401405][ T200] irq event stamp: 2345834 [ 11.401407][ T200] hardirqs last enabled at (2345833): [] __down_trylock_console_sem+0x86/0xa0 [ 11.401411][ T200] hardirqs last disabled at (2345834): [] console_emit_next_record+0x3d4/0x4c0 [ 11.401414][ T200] softirqs last enabled at (2345756): [] handle_softirqs+0x67c/0x900 [ 11.401417][ T200] softirqs last disabled at (2345749): [] __irq_exit_rcu+0x145/0x1c0 [ 11.401420][ T200] Preemption disabled at: [ 11.401421][ T200] [<0000000000000000>] 0x0 [ 11.401430][ T200] CPU: 1 UID: 0 PID: 200 Comm: packetdrill Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.401434][ T200] Tainted: [W]=WARN [ 11.401435][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.401438][ T200] Call Trace: [ 11.401440][ T200] [ 11.401442][ T200] dump_stack_lvl+0x6f/0xa0 [ 11.401449][ T200] __might_resched.cold+0x1fe/0x2c1 [ 11.401456][ T200] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.401460][ T200] ? __kmalloc_noprof+0xdb/0x760 [ 11.401468][ T200] __kmalloc_noprof+0x443/0x760 [ 11.401472][ T200] ? alloc_buf.isra.0+0x4b/0x260 [ 11.401481][ T200] ? do_raw_spin_unlock+0x59/0x250 [ 11.401485][ T200] alloc_buf.isra.0+0x4b/0x260 [ 11.401490][ T200] put_chars+0x1e1/0x2f0 [ 11.401495][ T200] ? __send_to_port+0x420/0x420 [ 11.401497][ T200] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.401503][ T200] ? validate_chain+0x38b/0xc20 [ 11.401512][ T200] hvc_console_print+0x292/0x780 [ 11.401523][ T200] ? hvc_write+0x3a0/0x3a0 [ 11.401527][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.401530][ T200] ? lock_acquire+0x13c/0x160 [ 11.401537][ T200] console_emit_next_record+0x22f/0x4c0 [ 11.401543][ T200] ? devkmsg_read+0x4b0/0x4b0 [ 11.401545][ T200] ? console_flush_one_record+0x106/0x710 [ 11.401550][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.401553][ T200] ? lock_acquire+0x13c/0x160 [ 11.401560][ T200] console_flush_one_record+0x46f/0x710 [ 11.401566][ T200] ? console_emit_next_record+0x4c0/0x4c0 [ 11.401568][ T200] ? __lock_acquire+0x518/0xc20 [ 11.401577][ T200] console_unlock+0xee/0x1f0 [ 11.401581][ T200] ? console_flush_one_record+0x710/0x710 [ 11.401583][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.401586][ T200] ? lock_acquire+0x60/0x160 [ 11.401592][ T200] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.401595][ T200] ? vprintk_emit+0x320/0x3e0 [ 11.401600][ T200] vprintk_emit+0x37c/0x3e0 [ 11.401613][ T200] ? wake_up_klogd_work_func+0x90/0x90 [ 11.401615][ T200] ? do_raw_spin_unlock+0x59/0x250 [ 11.401620][ T200] ? __lock_acquire+0x518/0xc20 [ 11.401627][ T200] _printk+0xc7/0x100 [ 11.401632][ T200] ? snapshot_read.cold+0x21/0x21 [ 11.401637][ T200] ? do_raw_spin_lock+0x131/0x280 [ 11.401641][ T200] ? __rwlock_init+0x150/0x150 [ 11.401648][ T200] ? do_raw_spin_lock+0x131/0x280 [ 11.401652][ T200] do_exit.cold+0x82/0x9c [ 11.401658][ T200] ? exit_notify+0x890/0x890 [ 11.401660][ T200] ? __lock_release.isra.0+0x69/0x1a0 [ 11.401665][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.401671][ T200] do_group_exit+0xb8/0x370 [ 11.401676][ T200] __x64_sys_exit_group+0x3c/0x50 [ 11.401679][ T200] x64_sys_call+0x1567/0x1570 [ 11.401683][ T200] do_syscall_64+0xff/0x530 [ 11.401688][ T200] ? irq_exit_rcu+0x1a/0x30 [ 11.401692][ T200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.401696][ T200] RIP: 0033:0x479678 [ 11.401699][ T200] Code: Unable to access opcode bytes at 0x47964e. [ 11.401700][ T200] RSP: 002b:00007ffc1a95a018 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.401704][ T200] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 11.401706][ T200] RDX: 00000000051d4708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 11.401708][ T200] RBP: 00007ffc1a95a070 R08: 0000000000000000 R09: 00000000051d53e0 [ 11.401709][ T200] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffc1a95a1a8 [ 11.401710][ T200] R13: 00007ffc1a95a230 R14: 0000000000000000 R15: 000000000054d560 [ 11.401723][ T200] [ 11.406517][ C0] clocksource: Watchdog remote CPU 1 read timed out [ 11.406544][ C0] [ 11.406545][ C0] ======================================================== [ 11.406546][ C0] WARNING: possible irq lock inversion dependency detected [ 11.406548][ C0] 7.2.0-virtme #1 Tainted: G W [ 11.406550][ C0] -------------------------------------------------------- [ 11.406550][ C0] swapper/0/0 just changed the state of lock: [ 11.406551][ C0] ffffffff9a689660 (console_owner){..-.}-{0:0}, at: console_trylock_spinning+0xa4/0x1e0 [ 11.406561][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 11.406561][ C0] (fs_reclaim){+.+.}-{0:0} [ 11.406563][ C0] [ 11.406563][ C0] [ 11.406563][ C0] and interrupts could create inverse lock ordering between them. [ 11.406563][ C0] [ 11.406563][ C0] [ 11.406563][ C0] other info that might help us debug this: [ 11.406564][ C0] Possible interrupt unsafe locking scenario: [ 11.406564][ C0] [ 11.406565][ C0] CPU0 CPU1 [ 11.406565][ C0] ---- ---- [ 11.406566][ C0] lock(fs_reclaim); [ 11.406566][ C0] local_irq_disable(); [ 11.406567][ C0] lock(console_owner); [ 11.406568][ C0] lock(fs_reclaim); [ 11.406569][ C0] [ 11.406569][ C0] lock(console_owner); [ 11.406570][ C0] [ 11.406570][ C0] *** DEADLOCK *** [ 11.406570][ C0] [ 11.406570][ C0] locks held by swapper/0/0: 2, last CPU#0: [ 11.406571][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 11.406576][ C0] #1: ffffffff9a7ce8b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 11.406580][ C0] [ 11.406580][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 11.406584][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 11.406586][ C0] HARDIRQ-ON-W at: [ 11.406587][ C0] __lock_acquire+0x388/0xc20 [ 11.406590][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406592][ C0] fs_reclaim_acquire+0xd5/0x120 [ 11.406594][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 11.406597][ C0] kthread_create_worker_on_node+0xea/0x210 [ 11.406600][ C0] workqueue_init+0x2a/0x680 [ 11.406609][ C0] kernel_init_freeable+0x2fe/0x630 [ 11.406612][ C0] kernel_init+0x21/0x150 [ 11.406615][ C0] ret_from_fork+0x474/0x6b0 [ 11.406618][ C0] ret_from_fork_asm+0x11/0x20 [ 11.406621][ C0] SOFTIRQ-ON-W at: [ 11.406621][ C0] __lock_acquire+0x388/0xc20 [ 11.406623][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406625][ C0] fs_reclaim_acquire+0xd5/0x120 [ 11.406626][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 11.406627][ C0] kthread_create_worker_on_node+0xea/0x210 [ 11.406629][ C0] workqueue_init+0x2a/0x680 [ 11.406630][ C0] kernel_init_freeable+0x2fe/0x630 [ 11.406632][ C0] kernel_init+0x21/0x150 [ 11.406633][ C0] ret_from_fork+0x474/0x6b0 [ 11.406635][ C0] ret_from_fork_asm+0x11/0x20 [ 11.406636][ C0] INITIAL USE at: [ 11.406637][ C0] __lock_acquire+0x388/0xc20 [ 11.406638][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406640][ C0] fs_reclaim_acquire+0xd5/0x120 [ 11.406641][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 11.406643][ C0] kthread_create_worker_on_node+0xea/0x210 [ 11.406644][ C0] workqueue_init+0x2a/0x680 [ 11.406646][ C0] kernel_init_freeable+0x2fe/0x630 [ 11.406647][ C0] kernel_init+0x21/0x150 [ 11.406648][ C0] ret_from_fork+0x474/0x6b0 [ 11.406650][ C0] ret_from_fork_asm+0x11/0x20 [ 11.406651][ C0] } [ 11.406652][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 11.406655][ C0] ... acquired at: [ 11.406656][ C0] __lock_acquire+0x518/0xc20 [ 11.406658][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406660][ C0] fs_reclaim_acquire+0xd5/0x120 [ 11.406661][ C0] __kmalloc_noprof+0xd3/0x760 [ 11.406662][ C0] alloc_buf.isra.0+0x4b/0x260 [ 11.406665][ C0] put_chars+0x1e1/0x2f0 [ 11.406667][ C0] hvc_console_print+0x292/0x780 [ 11.406669][ C0] console_emit_next_record+0x22f/0x4c0 [ 11.406670][ C0] console_flush_one_record+0x46f/0x710 [ 11.406671][ C0] console_unlock+0xee/0x1f0 [ 11.406672][ C0] vprintk_emit+0x37c/0x3e0 [ 11.406673][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 11.406676][ C0] dev_printk_emit+0xb9/0xee [ 11.406678][ C0] _dev_info+0xe2/0x116 [ 11.406679][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 11.406682][ C0] cmos_do_probe+0x73b/0x98a [ 11.406683][ C0] platform_probe+0xfe/0x1f0 [ 11.406685][ C0] call_driver_probe+0x61/0x1c0 [ 11.406688][ C0] really_probe+0x199/0x760 [ 11.406689][ C0] __driver_probe_device+0x24f/0x440 [ 11.406691][ C0] driver_probe_device+0x4a/0xf0 [ 11.406693][ C0] __driver_attach+0x1b8/0x540 [ 11.406694][ C0] bus_for_each_dev+0x130/0x1e0 [ 11.406696][ C0] bus_add_driver+0x2c8/0x530 [ 11.406697][ C0] driver_register+0x1a3/0x390 [ 11.406699][ C0] __platform_driver_probe+0x13f/0x270 [ 11.406700][ C0] cmos_init+0x31/0x40 [ 11.406702][ C0] do_one_initcall+0x124/0x4f0 [ 11.406704][ C0] kernel_init_freeable+0x596/0x630 [ 11.406705][ C0] kernel_init+0x21/0x150 [ 11.406706][ C0] ret_from_fork+0x474/0x6b0 [ 11.406708][ C0] ret_from_fork_asm+0x11/0x20 [ 11.406709][ C0] [ 11.406710][ C0] -> (console_owner){..-.}-{0:0} { [ 11.406711][ C0] IN-SOFTIRQ-W at: [ 11.406712][ C0] __lock_acquire+0x388/0xc20 [ 11.406714][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406715][ C0] console_trylock_spinning+0xb5/0x1e0 [ 11.406717][ C0] vprintk_emit+0x320/0x3e0 [ 11.406718][ C0] _printk+0xc7/0x100 [ 11.406720][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 11.406722][ C0] call_timer_fn+0x160/0x4d0 [ 11.406723][ C0] __run_timers+0x68f/0xaa0 [ 11.406724][ C0] run_timer_softirq+0xf0/0x160 [ 11.406725][ C0] handle_softirqs+0x1d3/0x900 [ 11.406727][ C0] __irq_exit_rcu+0x145/0x1c0 [ 11.406728][ C0] irq_exit_rcu+0xe/0x30 [ 11.406730][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 11.406732][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 11.406733][ C0] pv_native_safe_halt+0xf/0x10 [ 11.406734][ C0] default_idle+0x9/0x10 [ 11.406736][ C0] default_idle_call+0x6e/0xb0 [ 11.406737][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 11.406740][ C0] do_idle+0xd8/0x190 [ 11.406741][ C0] cpu_startup_entry+0x53/0x70 [ 11.406743][ C0] rest_init+0x279/0x280 [ 11.406744][ C0] start_kernel+0x3af/0x3b0 [ 11.406745][ C0] x86_64_start_reservations+0x24/0x30 [ 11.406747][ C0] x86_64_start_kernel+0x12b/0x130 [ 11.406748][ C0] common_startup_64+0x13e/0x148 [ 11.406750][ C0] INITIAL USE at: [ 11.406751][ C0] } [ 11.406751][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 11.406754][ C0] ... acquired at: [ 11.406755][ C0] mark_lock+0x1d7/0xa00 [ 11.406756][ C0] mark_usage+0x42/0x170 [ 11.406758][ C0] __lock_acquire+0x388/0xc20 [ 11.406759][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406761][ C0] console_trylock_spinning+0xb5/0x1e0 [ 11.406763][ C0] vprintk_emit+0x320/0x3e0 [ 11.406763][ C0] _printk+0xc7/0x100 [ 11.406765][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 11.406766][ C0] call_timer_fn+0x160/0x4d0 [ 11.406767][ C0] __run_timers+0x68f/0xaa0 [ 11.406768][ C0] run_timer_softirq+0xf0/0x160 [ 11.406769][ C0] handle_softirqs+0x1d3/0x900 [ 11.406770][ C0] __irq_exit_rcu+0x145/0x1c0 [ 11.406771][ C0] irq_exit_rcu+0xe/0x30 [ 11.406773][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 11.406774][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 11.406775][ C0] pv_native_safe_halt+0xf/0x10 [ 11.406776][ C0] default_idle+0x9/0x10 [ 11.406777][ C0] default_idle_call+0x6e/0xb0 [ 11.406778][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 11.406780][ C0] do_idle+0xd8/0x190 [ 11.406781][ C0] cpu_startup_entry+0x53/0x70 [ 11.406782][ C0] rest_init+0x279/0x280 [ 11.406784][ C0] start_kernel+0x3af/0x3b0 [ 11.406785][ C0] x86_64_start_reservations+0x24/0x30 [ 11.406786][ C0] x86_64_start_kernel+0x12b/0x130 [ 11.406787][ C0] common_startup_64+0x13e/0x148 [ 11.406788][ C0] [ 11.406789][ C0] [ 11.406789][ C0] stack backtrace: [ 11.406790][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.406793][ C0] Tainted: [W]=WARN [ 11.406794][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.406795][ C0] Call Trace: [ 11.406796][ C0] [ 11.406797][ C0] dump_stack_lvl+0x6f/0xa0 [ 11.406800][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 11.406802][ C0] mark_lock_irq+0x989/0x9c0 [ 11.406804][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 11.406807][ C0] mark_lock+0x1d7/0xa00 [ 11.406809][ C0] mark_usage+0x42/0x170 [ 11.406811][ C0] __lock_acquire+0x388/0xc20 [ 11.406814][ C0] lock_acquire.part.0+0xd4/0x280 [ 11.406815][ C0] ? console_trylock_spinning+0xa4/0x1e0 [ 11.406818][ C0] ? rcu_is_watching+0x16/0xd0 [ 11.406820][ C0] ? lock_acquire+0x13c/0x160 [ 11.406822][ C0] console_trylock_spinning+0xb5/0x1e0 [ 11.406824][ C0] ? console_trylock_spinning+0xa4/0x1e0 [ 11.406826][ C0] vprintk_emit+0x320/0x3e0 [ 11.406827][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 11.406829][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 11.406831][ C0] _printk+0xc7/0x100 [ 11.406833][ C0] ? snapshot_read.cold+0x21/0x21 [ 11.406835][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 11.406837][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 11.406839][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 11.406841][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 11.406842][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 11.406844][ C0] call_timer_fn+0x160/0x4d0 [ 11.406846][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 11.406847][ C0] ? debug_object_active_state+0x430/0x430 [ 11.406850][ C0] ? find_held_lock+0x2b/0x80 [ 11.406851][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 11.406853][ C0] ? rcu_is_watching+0x16/0xd0 [ 11.406855][ C0] __run_timers+0x68f/0xaa0 [ 11.406856][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 11.406859][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 11.406860][ C0] ? __lock_acquire+0x518/0xc20 [ 11.406862][ C0] ? jump_label_text_reserved+0x1b0/0x1b0 [ 11.406865][ C0] ? __rwlock_init+0x150/0x150 [ 11.406868][ C0] run_timer_softirq+0xf0/0x160 [ 11.406869][ C0] ? __run_timers+0xaa0/0xaa0 [ 11.406870][ C0] ? handle_softirqs+0x19c/0x900 [ 11.406872][ C0] ? rcu_is_watching+0x16/0xd0 [ 11.406873][ C0] handle_softirqs+0x1d3/0x900 [ 11.406875][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 11.406877][ C0] ? _local_bh_enable+0xc0/0xc0 [ 11.406879][ C0] __irq_exit_rcu+0x145/0x1c0 [ 11.406881][ C0] irq_exit_rcu+0xe/0x30 [ 11.406882][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 11.406884][ C0] [ 11.406884][ C0] [ 11.406885][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 11.406887][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 11.406889][ C0] Code: 48 8b 3d 94 e2 f8 01 e8 1f 00 00 00 48 2b 05 58 e3 99 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 16 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 11.406891][ C0] RSP: 0018:ffffffff9a407cf8 EFLAGS: 00000296 [ 11.406892][ C0] RAX: 00000000000581a5 RBX: ffffffff9a41c600 RCX: ffffffff974ed307 [ 11.406893][ C0] RDX: ffffffff9a41c600 RSI: ffffffff9a229f9e RDI: ffffffff99c8d8e0 [ 11.406894][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 11.406895][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3480fa2 [ 11.406896][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 11.406897][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 11.406900][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 11.406901][ C0] default_idle+0x9/0x10 [ 11.406903][ C0] default_idle_call+0x6e/0xb0 [ 11.406904][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 11.406906][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 11.406908][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 11.406910][ C0] ? rcu_is_watching+0x16/0xd0 [ 11.406912][ C0] do_idle+0xd8/0x190 [ 11.406914][ C0] cpu_startup_entry+0x53/0x70 [ 11.406915][ C0] rest_init+0x279/0x280 [ 11.406917][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 11.406919][ C0] ? rest_init+0x280/0x280 [ 11.406921][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 11.406924][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 11.406925][ C0] ? acpi_enable+0x1e4/0x330 [ 11.406928][ C0] start_kernel+0x3af/0x3b0 [ 11.406930][ C0] x86_64_start_reservations+0x24/0x30 [ 11.406932][ C0] x86_64_start_kernel+0x12b/0x130 [ 11.406933][ C0] common_startup_64+0x13e/0x148 [ 11.406937][ C0]