[ 9.907056][ C0] clocksource: Watchdog remote CPU 2 read timed out [ 9.907222][ C0] [ 9.907224][ C0] ======================================================== [ 9.907225][ C0] WARNING: possible irq lock inversion dependency detected [ 9.907227][ C0] 7.2.0-virtme #1 Tainted: G W [ 9.907229][ C0] -------------------------------------------------------- [ 9.907229][ C0] swapper/0/0 just changed the state of lock: [ 9.907231][ C0] ffffffff9c089660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.907243][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 9.907244][ C0] (fs_reclaim){+.+.}-{0:0} [ 9.907245][ C0] [ 9.907245][ C0] [ 9.907245][ C0] and interrupts could create inverse lock ordering between them. [ 9.907245][ C0] [ 9.907246][ C0] [ 9.907246][ C0] other info that might help us debug this: [ 9.907247][ C0] Possible interrupt unsafe locking scenario: [ 9.907247][ C0] [ 9.907247][ C0] CPU0 CPU1 [ 9.907248][ C0] ---- ---- [ 9.907248][ C0] lock(fs_reclaim); [ 9.907249][ C0] local_irq_disable(); [ 9.907250][ C0] lock(console_owner); [ 9.907251][ C0] lock(fs_reclaim); [ 9.907252][ C0] [ 9.907252][ C0] lock(console_owner); [ 9.907253][ C0] [ 9.907253][ C0] *** DEADLOCK *** [ 9.907253][ C0] [ 9.907253][ C0] locks held by swapper/0/0: 4, last CPU#0: [ 9.907254][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 9.907260][ C0] #1: ffffffff9c1ce8b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 9.907264][ C0] #2: ffffffff9c169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.907268][ C0] #3: ffffffff9c169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.907271][ C0] [ 9.907271][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 9.907276][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 9.907278][ C0] HARDIRQ-ON-W at: [ 9.907280][ C0] __lock_acquire+0x388/0xc20 [ 9.907283][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907284][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.907287][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 9.907289][ C0] kthread_create_worker_on_node+0xea/0x210 [ 9.907292][ C0] workqueue_init+0x2a/0x680 [ 9.907296][ C0] kernel_init_freeable+0x2fe/0x630 [ 9.907298][ C0] kernel_init+0x21/0x150 [ 9.907302][ C0] ret_from_fork+0x474/0x6b0 [ 9.907305][ C0] ret_from_fork_asm+0x11/0x20 [ 9.907308][ C0] SOFTIRQ-ON-W at: [ 9.907308][ C0] __lock_acquire+0x388/0xc20 [ 9.907310][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907311][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.907312][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 9.907313][ C0] kthread_create_worker_on_node+0xea/0x210 [ 9.907315][ C0] workqueue_init+0x2a/0x680 [ 9.907316][ C0] kernel_init_freeable+0x2fe/0x630 [ 9.907317][ C0] kernel_init+0x21/0x150 [ 9.907318][ C0] ret_from_fork+0x474/0x6b0 [ 9.907319][ C0] ret_from_fork_asm+0x11/0x20 [ 9.907321][ C0] INITIAL USE at: [ 9.907321][ C0] __lock_acquire+0x388/0xc20 [ 9.907323][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907324][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.907325][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 9.907326][ C0] kthread_create_worker_on_node+0xea/0x210 [ 9.907328][ C0] workqueue_init+0x2a/0x680 [ 9.907329][ C0] kernel_init_freeable+0x2fe/0x630 [ 9.907330][ C0] kernel_init+0x21/0x150 [ 9.907331][ C0] ret_from_fork+0x474/0x6b0 [ 9.907333][ C0] ret_from_fork_asm+0x11/0x20 [ 9.907334][ C0] } [ 9.907334][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 9.907338][ C0] ... acquired at: [ 9.907339][ C0] __lock_acquire+0x518/0xc20 [ 9.907341][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907342][ C0] fs_reclaim_acquire+0xd5/0x120 [ 9.907343][ C0] __kmalloc_noprof+0xd3/0x760 [ 9.907344][ C0] alloc_buf.isra.0+0x4b/0x260 [ 9.907347][ C0] put_chars+0x1e1/0x2f0 [ 9.907348][ C0] hvc_console_print+0x292/0x780 [ 9.907350][ C0] console_emit_next_record+0x22f/0x4c0 [ 9.907352][ C0] console_flush_one_record+0x46f/0x710 [ 9.907353][ C0] console_unlock+0xee/0x1f0 [ 9.907355][ C0] vprintk_emit+0x37c/0x3e0 [ 9.907356][ C0] _printk+0xc7/0x100 [ 9.907360][ C0] dm_interface_init+0x50/0x60 [ 9.907362][ C0] dm_init+0x51/0xd0 [ 9.907363][ C0] do_one_initcall+0x124/0x4f0 [ 9.907364][ C0] kernel_init_freeable+0x596/0x630 [ 9.907365][ C0] kernel_init+0x21/0x150 [ 9.907366][ C0] ret_from_fork+0x474/0x6b0 [ 9.907367][ C0] ret_from_fork_asm+0x11/0x20 [ 9.907368][ C0] [ 9.907369][ C0] -> (console_owner){..-.}-{0:0} { [ 9.907370][ C0] IN-SOFTIRQ-W at: [ 9.907371][ C0] __lock_acquire+0x388/0xc20 [ 9.907372][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907374][ C0] console_lock_spinning_enable+0x5c/0x60 [ 9.907375][ C0] console_emit_next_record+0x1d1/0x4c0 [ 9.907377][ C0] console_flush_one_record+0x46f/0x710 [ 9.907378][ C0] console_unlock+0xee/0x1f0 [ 9.907380][ C0] vprintk_emit+0x37c/0x3e0 [ 9.907381][ C0] _printk+0xc7/0x100 [ 9.907382][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.907385][ C0] call_timer_fn+0x160/0x4d0 [ 9.907386][ C0] __run_timers+0x68f/0xaa0 [ 9.907388][ C0] run_timer_softirq+0xf0/0x160 [ 9.907389][ C0] handle_softirqs+0x1d3/0x900 [ 9.907392][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.907393][ C0] irq_exit_rcu+0xe/0x30 [ 9.907394][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.907396][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.907398][ C0] pv_native_safe_halt+0xf/0x10 [ 9.907399][ C0] default_idle+0x9/0x10 [ 9.907401][ C0] default_idle_call+0x6e/0xb0 [ 9.907402][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.907404][ C0] do_idle+0xd8/0x190 [ 9.907405][ C0] cpu_startup_entry+0x53/0x70 [ 9.907407][ C0] rest_init+0x279/0x280 [ 9.907408][ C0] start_kernel+0x3af/0x3b0 [ 9.907409][ C0] x86_64_start_reservations+0x24/0x30 [ 9.907411][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.907413][ C0] common_startup_64+0x13e/0x148 [ 9.907415][ C0] INITIAL USE at: [ 9.907416][ C0] } [ 9.907416][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 9.907419][ C0] ... acquired at: [ 9.907420][ C0] mark_lock+0x1d7/0xa00 [ 9.907421][ C0] mark_usage+0x42/0x170 [ 9.907422][ C0] __lock_acquire+0x388/0xc20 [ 9.907423][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907425][ C0] console_lock_spinning_enable+0x5c/0x60 [ 9.907426][ C0] console_emit_next_record+0x1d1/0x4c0 [ 9.907428][ C0] console_flush_one_record+0x46f/0x710 [ 9.907430][ C0] console_unlock+0xee/0x1f0 [ 9.907431][ C0] vprintk_emit+0x37c/0x3e0 [ 9.907433][ C0] _printk+0xc7/0x100 [ 9.907434][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.907435][ C0] call_timer_fn+0x160/0x4d0 [ 9.907436][ C0] __run_timers+0x68f/0xaa0 [ 9.907438][ C0] run_timer_softirq+0xf0/0x160 [ 9.907439][ C0] handle_softirqs+0x1d3/0x900 [ 9.907440][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.907441][ C0] irq_exit_rcu+0xe/0x30 [ 9.907443][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.907444][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.907445][ C0] pv_native_safe_halt+0xf/0x10 [ 9.907447][ C0] default_idle+0x9/0x10 [ 9.907448][ C0] default_idle_call+0x6e/0xb0 [ 9.907449][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.907451][ C0] do_idle+0xd8/0x190 [ 9.907452][ C0] cpu_startup_entry+0x53/0x70 [ 9.907453][ C0] rest_init+0x279/0x280 [ 9.907454][ C0] start_kernel+0x3af/0x3b0 [ 9.907455][ C0] x86_64_start_reservations+0x24/0x30 [ 9.907457][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.907458][ C0] common_startup_64+0x13e/0x148 [ 9.907459][ C0] [ 9.907460][ C0] [ 9.907460][ C0] stack backtrace: [ 9.907463][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.907466][ C0] Tainted: [W]=WARN [ 9.907467][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.907468][ C0] Call Trace: [ 9.907470][ C0] [ 9.907471][ C0] dump_stack_lvl+0x6f/0xa0 [ 9.907475][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 9.907477][ C0] mark_lock_irq+0x989/0x9c0 [ 9.907478][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 9.907481][ C0] mark_lock+0x1d7/0xa00 [ 9.907483][ C0] mark_usage+0x42/0x170 [ 9.907484][ C0] __lock_acquire+0x388/0xc20 [ 9.907487][ C0] lock_acquire.part.0+0xd4/0x280 [ 9.907488][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 9.907490][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907493][ C0] ? lock_acquire+0x13c/0x160 [ 9.907495][ C0] console_lock_spinning_enable+0x5c/0x60 [ 9.907497][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 9.907498][ C0] console_emit_next_record+0x1d1/0x4c0 [ 9.907501][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 9.907502][ C0] ? console_flush_one_record+0x106/0x710 [ 9.907504][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907506][ C0] ? lock_acquire+0x13c/0x160 [ 9.907508][ C0] console_flush_one_record+0x46f/0x710 [ 9.907510][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 9.907511][ C0] ? __lock_acquire+0x518/0xc20 [ 9.907513][ C0] console_unlock+0xee/0x1f0 [ 9.907515][ C0] ? console_flush_one_record+0x710/0x710 [ 9.907517][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907518][ C0] ? lock_acquire+0x60/0x160 [ 9.907520][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.907522][ C0] ? vprintk_emit+0x320/0x3e0 [ 9.907524][ C0] vprintk_emit+0x37c/0x3e0 [ 9.907526][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 9.907528][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.907530][ C0] _printk+0xc7/0x100 [ 9.907531][ C0] ? snapshot_read.cold+0x21/0x21 [ 9.907533][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.907535][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.907537][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.907538][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.907540][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.907541][ C0] call_timer_fn+0x160/0x4d0 [ 9.907543][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 9.907545][ C0] ? debug_object_active_state+0x430/0x430 [ 9.907548][ C0] ? find_held_lock+0x2b/0x80 [ 9.907550][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.907552][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907554][ C0] __run_timers+0x68f/0xaa0 [ 9.907555][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.907557][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 9.907559][ C0] ? __lock_acquire+0x518/0xc20 [ 9.907562][ C0] ? __rwlock_init+0x150/0x150 [ 9.907564][ C0] run_timer_softirq+0xf0/0x160 [ 9.907566][ C0] ? __run_timers+0xaa0/0xaa0 [ 9.907567][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 9.907569][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907571][ C0] handle_softirqs+0x1d3/0x900 [ 9.907573][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.907574][ C0] ? _local_bh_enable+0xc0/0xc0 [ 9.907576][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.907578][ C0] irq_exit_rcu+0xe/0x30 [ 9.907579][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.907581][ C0] [ 9.907581][ C0] [ 9.907582][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 9.907584][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.907585][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 9.907587][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 9.907589][ C0] RSP: 0018:ffffffff9be07cf8 EFLAGS: 00000296 [ 9.907592][ C0] RAX: 000000000004513d RBX: ffffffff9be1c600 RCX: ffffffff98ef0307 [ 9.907593][ C0] RDX: ffffffff9be1c600 RSI: ffffffff9bc38b01 RDI: ffffffff9b68d8e0 [ 9.907594][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 9.907595][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff37c0fa2 [ 9.907596][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 9.907597][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.907599][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 9.907601][ C0] default_idle+0x9/0x10 [ 9.907602][ C0] default_idle_call+0x6e/0xb0 [ 9.907604][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.907605][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 9.907607][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 9.907609][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907611][ C0] do_idle+0xd8/0x190 [ 9.907613][ C0] cpu_startup_entry+0x53/0x70 [ 9.907614][ C0] rest_init+0x279/0x280 [ 9.907616][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 9.907618][ C0] ? rest_init+0x280/0x280 [ 9.907620][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 9.907624][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 9.907626][ C0] ? acpi_enable+0x1e4/0x330 [ 9.907629][ C0] start_kernel+0x3af/0x3b0 [ 9.907630][ C0] x86_64_start_reservations+0x24/0x30 [ 9.907632][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.907634][ C0] common_startup_64+0x13e/0x148 [ 9.907637][ C0] [ 9.907641][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.907643][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 9.907644][ C0] preempt_count: 103, expected: 0 [ 9.907645][ C0] RCU nest depth: 0, expected: 0 [ 9.907645][ C0] INFO: lockdep is turned off. [ 9.907646][ C0] irq event stamp: 282957 [ 9.907646][ C0] hardirqs last enabled at (282956): [] __down_trylock_console_sem+0x86/0xa0 [ 9.907649][ C0] hardirqs last disabled at (282957): [] console_emit_next_record+0x3d4/0x4c0 [ 9.907650][ C0] softirqs last enabled at (282930): [] handle_softirqs+0x67c/0x900 [ 9.907652][ C0] softirqs last disabled at (282943): [] __irq_exit_rcu+0x145/0x1c0 [ 9.907653][ C0] Preemption disabled at: [ 9.907654][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 9.907656][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.907658][ C0] Tainted: [W]=WARN [ 9.907659][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.907659][ C0] Call Trace: [ 9.907660][ C0] [ 9.907661][ C0] dump_stack_lvl+0x6f/0xa0 [ 9.907663][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 9.907664][ C0] __might_resched.cold+0x1fe/0x2c1 [ 9.907667][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.907670][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907672][ C0] __kmalloc_noprof+0x443/0x760 [ 9.907673][ C0] ? __rwlock_init+0x150/0x150 [ 9.907675][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 9.907677][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 9.907678][ C0] alloc_buf.isra.0+0x4b/0x260 [ 9.907680][ C0] put_chars+0x1e1/0x2f0 [ 9.907682][ C0] ? __send_to_port+0x420/0x420 [ 9.907683][ C0] ? mark_lock+0x1d7/0xa00 [ 9.907685][ C0] hvc_console_print+0x292/0x780 [ 9.907688][ C0] ? hvc_write+0x3a0/0x3a0 [ 9.907689][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907690][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907693][ C0] console_emit_next_record+0x22f/0x4c0 [ 9.907695][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 9.907696][ C0] ? console_flush_one_record+0x106/0x710 [ 9.907698][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907700][ C0] ? lock_acquire+0x13c/0x160 [ 9.907702][ C0] console_flush_one_record+0x46f/0x710 [ 9.907704][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 9.907705][ C0] ? __lock_acquire+0x518/0xc20 [ 9.907708][ C0] console_unlock+0xee/0x1f0 [ 9.907709][ C0] ? console_flush_one_record+0x710/0x710 [ 9.907711][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907713][ C0] ? lock_acquire+0x60/0x160 [ 9.907714][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.907716][ C0] ? vprintk_emit+0x320/0x3e0 [ 9.907718][ C0] vprintk_emit+0x37c/0x3e0 [ 9.907720][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 9.907722][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.907724][ C0] _printk+0xc7/0x100 [ 9.907725][ C0] ? snapshot_read.cold+0x21/0x21 [ 9.907727][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 9.907729][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.907731][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 9.907732][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.907734][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.907735][ C0] call_timer_fn+0x160/0x4d0 [ 9.907737][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 9.907739][ C0] ? debug_object_active_state+0x430/0x430 [ 9.907740][ C0] ? find_held_lock+0x2b/0x80 [ 9.907742][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.907744][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907746][ C0] __run_timers+0x68f/0xaa0 [ 9.907747][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 9.907749][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 9.907751][ C0] ? __lock_acquire+0x518/0xc20 [ 9.907754][ C0] ? __rwlock_init+0x150/0x150 [ 9.907756][ C0] run_timer_softirq+0xf0/0x160 [ 9.907758][ C0] ? __run_timers+0xaa0/0xaa0 [ 9.907759][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 9.907760][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907762][ C0] handle_softirqs+0x1d3/0x900 [ 9.907764][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 9.907765][ C0] ? _local_bh_enable+0xc0/0xc0 [ 9.907767][ C0] __irq_exit_rcu+0x145/0x1c0 [ 9.907769][ C0] irq_exit_rcu+0xe/0x30 [ 9.907770][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 9.907772][ C0] [ 9.907772][ C0] [ 9.907772][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 9.907774][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 9.907775][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 9.907777][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 9.907778][ C0] RSP: 0018:ffffffff9be07cf8 EFLAGS: 00000296 [ 9.907779][ C0] RAX: 000000000004513d RBX: ffffffff9be1c600 RCX: ffffffff98ef0307 [ 9.907780][ C0] RDX: ffffffff9be1c600 RSI: ffffffff9bc38b01 RDI: ffffffff9b68d8e0 [ 9.907781][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 9.907781][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff37c0fa2 [ 9.907782][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 9.907784][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.907786][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 9.907787][ C0] default_idle+0x9/0x10 [ 9.907789][ C0] default_idle_call+0x6e/0xb0 [ 9.907790][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 9.907792][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 9.907793][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 9.907795][ C0] ? rcu_is_watching+0x16/0xd0 [ 9.907797][ C0] do_idle+0xd8/0x190 [ 9.907798][ C0] cpu_startup_entry+0x53/0x70 [ 9.907799][ C0] rest_init+0x279/0x280 [ 9.907801][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 9.907804][ C0] ? rest_init+0x280/0x280 [ 9.907805][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 9.907807][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 9.907809][ C0] ? acpi_enable+0x1e4/0x330 [ 9.907811][ C0] start_kernel+0x3af/0x3b0 [ 9.907812][ C0] x86_64_start_reservations+0x24/0x30 [ 9.907814][ C0] x86_64_start_kernel+0x12b/0x130 [ 9.907816][ C0] common_startup_64+0x13e/0x148 [ 9.907819][ C0] [ 11.558966][ T241] 8021q: 802.1Q VLAN Support v1.8 [ 11.558983][ T241] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.558986][ T241] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 241, name: modprobe [ 11.558988][ T241] preempt_count: 1, expected: 0 [ 11.558988][ T241] RCU nest depth: 0, expected: 0 [ 11.558989][ T241] INFO: lockdep is turned off. [ 11.558990][ T241] irq event stamp: 0 [ 11.558991][ T241] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 11.558995][ T241] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 11.559006][ T241] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 11.559007][ T241] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 11.559009][ T241] Preemption disabled at: [ 11.559010][ T241] [] vprintk_emit+0x31b/0x3e0 [ 11.559017][ T241] CPU: 2 UID: 0 PID: 241 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.559021][ T241] Tainted: [W]=WARN [ 11.559022][ T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.559023][ T241] Call Trace: [ 11.559024][ T241] [ 11.559026][ T241] dump_stack_lvl+0x6f/0xa0 [ 11.559031][ T241] ? vprintk_emit+0x31b/0x3e0 [ 11.559033][ T241] __might_resched.cold+0x1fe/0x2c1 [ 11.559036][ T241] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 11.559038][ T241] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.559041][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559044][ T241] __kmalloc_noprof+0x443/0x760 [ 11.559047][ T241] ? __rwlock_init+0x150/0x150 [ 11.559050][ T241] ? alloc_buf.isra.0+0x4b/0x260 [ 11.559054][ T241] ? do_raw_spin_unlock+0x59/0x250 [ 11.559055][ T241] alloc_buf.isra.0+0x4b/0x260 [ 11.559057][ T241] put_chars+0x1e1/0x2f0 [ 11.559059][ T241] ? __send_to_port+0x420/0x420 [ 11.559061][ T241] ? console_prepend_replay+0x20/0x20 [ 11.559063][ T241] hvc_console_print+0x292/0x780 [ 11.559066][ T241] ? hvc_write+0x3a0/0x3a0 [ 11.559067][ T241] ? vsnprintf+0x668/0x1700 [ 11.559071][ T241] ? __rwlock_init+0x150/0x150 [ 11.559072][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559074][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559076][ T241] console_emit_next_record+0x22f/0x4c0 [ 11.559079][ T241] ? devkmsg_read+0x4b0/0x4b0 [ 11.559081][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559082][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559084][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559085][ T241] ? lock_acquire+0x13c/0x160 [ 11.559087][ T241] ? console_flush_one_record+0x111/0x710 [ 11.559089][ T241] console_flush_one_record+0x46f/0x710 [ 11.559091][ T241] ? console_emit_next_record+0x4c0/0x4c0 [ 11.559094][ T241] console_unlock+0xee/0x1f0 [ 11.559096][ T241] ? lock_acquire+0x13c/0x160 [ 11.559097][ T241] ? console_flush_one_record+0x710/0x710 [ 11.559099][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559100][ T241] ? lock_release+0x184/0x1f0 [ 11.559101][ T241] ? lock_acquire+0x60/0x160 [ 11.559103][ T241] ? __rcu_read_lock+0x30/0x70 [ 11.559105][ T241] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.559107][ T241] ? vprintk_emit+0x320/0x3e0 [ 11.559109][ T241] vprintk_emit+0x37c/0x3e0 [ 11.559111][ T241] ? wake_up_klogd_work_func+0x90/0x90 [ 11.559114][ T241] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 11.559117][ T241] _printk+0xc7/0x100 [ 11.559120][ T241] ? snapshot_read.cold+0x21/0x21 [ 11.559124][ T241] ? do_one_initcall+0x113/0x4f0 [ 11.559126][ T241] vlan_proto_init+0x24/0x90 [8021q] [ 11.559128][ T241] do_one_initcall+0x124/0x4f0 [ 11.559130][ T241] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 11.559133][ T241] ? do_init_module+0xae/0x8a0 [ 11.559135][ T241] ? kasan_unpoison+0x44/0x70 [ 11.559138][ T241] do_init_module+0x2ad/0x8a0 [ 11.559140][ T241] ? free_module+0x470/0x470 [ 11.559142][ T241] ? kfree+0x123/0x590 [ 11.559144][ T241] load_module+0x1424/0x1bb0 [ 11.559148][ T241] ? layout_and_allocate.isra.0+0x680/0x680 [ 11.559150][ T241] ? lock_release+0x184/0x1f0 [ 11.559151][ T241] ? __ia32_sys_fsconfig+0x180/0x180 [ 11.559154][ T241] ? lock_acquire+0x13c/0x160 [ 11.559156][ T241] init_module_from_file+0x11f/0x1a0 [ 11.559158][ T241] ? __do_sys_init_module+0x220/0x220 [ 11.559160][ T241] ? rcu_read_unlock+0x20/0x70 [ 11.559163][ T241] ? handle_pte_fault+0x426/0x710 [ 11.559165][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559167][ T241] ? ovl_mmap+0x270/0x270 [ 11.559171][ T241] ? __rwlock_init+0x150/0x150 [ 11.559172][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559174][ T241] ? lock_release+0x184/0x1f0 [ 11.559175][ T241] ? do_raw_spin_unlock+0x59/0x250 [ 11.559177][ T241] idempotent_init_module+0x37b/0x7c0 [ 11.559179][ T241] ? init_module_from_file+0x1a0/0x1a0 [ 11.559182][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559184][ T241] ? rcu_is_watching+0x16/0xd0 [ 11.559185][ T241] ? cap_capable+0x1d7/0x3d0 [ 11.559189][ T241] __x64_sys_finit_module+0xdf/0x190 [ 11.559191][ T241] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.559194][ T241] do_syscall_64+0xff/0x530 [ 11.559196][ T241] ? exc_page_fault+0xee/0x100 [ 11.559198][ T241] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.559200][ T241] RIP: 0033:0x7ff1d4f6837d [ 11.559202][ T241] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 11.559203][ T241] RSP: 002b:00007ffe356d7fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.559207][ T241] RAX: ffffffffffffffda RBX: 000055d843136810 RCX: 00007ff1d4f6837d [ 11.559208][ T241] RDX: 0000000000000000 RSI: 000055d828c99ffd RDI: 0000000000000000 [ 11.559209][ T241] RBP: 00007ffe356d8060 R08: 0000000000000000 R09: 0000000000000000 [ 11.559210][ T241] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d828c99ffd [ 11.559211][ T241] R13: 000055d843136960 R14: 0000000000040000 R15: 0000000000000000 [ 11.559213][ T241] [ 11.696266][ T247] gre: GRE over IPv4 demultiplexer driver [ 11.705799][ T247] ip_gre: GRE over IPv4 tunneling driver