====================================== | [ 19.700075][ T493] softirqs last disabled at (45113): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.700077][ T493] Preemption disabled at: | [ 19.700078][ T493] 0x0 | [ 19.700088][ T493] Tainted: [W]=WARN [ 19.700089][ T493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.700090][ T493] Call Trace: [ 19.700092][ T493] [ 19.700094][ T493] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.700100][ T493] __might_resched.cold (kernel/sched/core.c:9234) [ 19.700105][ T493] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.700108][ T493] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.700113][ T493] __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)) [ 19.700115][ T493] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.700122][ T493] ? 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) [ 19.700124][ T493] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.700128][ T493] put_chars (drivers/char/virtio_console.c:1176) [ 19.700132][ T493] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.700134][ T493] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.700138][ T493] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.700143][ T493] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.700151][ T493] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.700153][ T493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.700156][ T493] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.700159][ T493] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.700163][ T493] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.700165][ T493] ? 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)) [ 19.700168][ T493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.700170][ T493] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.700173][ T493] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.700177][ T493] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.700179][ T493] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.700184][ T493] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.700186][ T493] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.700188][ T493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.700190][ T493] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.700193][ T493] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.700195][ T493] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.700198][ T493] vprintk_emit (kernel/printk/printk.c:2479) [ 19.700202][ T493] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.700205][ T493] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.700208][ T493] _printk (kernel/printk/printk.c:2504) [ 19.700212][ T493] ? snapshot_read.cold (user.c:?) [ 19.700215][ T493] ? 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) [ 19.700217][ T493] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.700221][ T493] ? 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) [ 19.700223][ T493] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 19.700227][ T493] ? exit_notify (kernel/exit.c:780) [ 19.700229][ T493] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.700231][ T493] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.700235][ T493] do_group_exit (kernel/exit.c:1151) [ 19.700239][ T493] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 19.700241][ T493] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 19.700243][ T493] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.700246][ T493] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.700250][ T493] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.700252][ T493] RIP: 0033:0x7f1226c411b8 [ 19.700255][ T493] Code: Unable to access opcode bytes at 0x7f1226c4118e. Code starting with the faulting instruction =========================================== [ 19.700256][ T493] RSP: 002b:00007ffcd0ebfeb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.700258][ T493] RAX: ffffffffffffffda RBX: 00007f1226d71f88 RCX: 00007f1226c411b8 [ 19.700260][ T493] RDX: 00007f1226a68a88 RSI: ffffffffffffffa0 RDI: 0000000000000000 [ 19.700261][ T493] RBP: 00007ffcd0ebff10 R08: 0000000000000000 R09: 0000000000000000 [ 19.700261][ T493] R10: 00007ffcd0ebfcf0 R11: 0000000000000246 R12: 0000000000000001 [ 19.700262][ T493] R13: 0000000000000000 R14: 00007f1226d70680 R15: 00007f1226d71fa0 | [ 44.418541][ C0] | [ 44.418542][ C0] | [ 44.418542][ C0] stack backtrace: | [ 44.418548][ C0] Tainted: [W]=WARN [ 44.418549][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.418550][ C0] Call Trace: [ 44.418551][ C0] [ 44.418553][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.418557][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 44.418559][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 44.418562][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 44.418563][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 44.418565][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 44.418567][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 44.418568][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 44.418570][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418573][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.418575][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 44.418576][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 44.418578][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 44.418580][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.418581][ 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)) [ 44.418583][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418584][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.418586][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.418588][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.418590][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.418592][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.418593][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.418595][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418596][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.418598][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.418599][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.418601][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 44.418603][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.418605][ 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)) [ 44.418607][ C0] _printk (kernel/printk/printk.c:2504) [ 44.418609][ C0] ? snapshot_read.cold (user.c:?) [ 44.418611][ 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)) [ 44.418612][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 44.418614][ 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)) [ 44.418615][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 44.418617][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 44.418618][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 44.418620][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 44.418622][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.418624][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 44.418626][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418628][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 44.418629][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 44.418631][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 44.418633][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.418635][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.418637][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 44.418639][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 44.418641][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.418644][ C0] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.418646][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418647][ C0] handle_softirqs (kernel/softirq.c:645) [ 44.418649][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 44.418650][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.418653][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418654][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418656][ C0] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 44.418657][ C0] smpboot_thread_fn (kernel/smpboot.c:160) [ 44.418659][ C0] ? sort_range (kernel/range.c:164) [ 44.418660][ C0] kthread (kernel/kthread.c:436) [ 44.418661][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.418663][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.418665][ C0] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.418667][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.418669][ C0] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.418671][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.418673][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.418690][ C0] softirqs last disabled at (1953843): run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) | [ 44.418692][ C0] Preemption disabled at: | [ 44.418692][ C0] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) | [ 44.418696][ C0] Tainted: [W]=WARN [ 44.418697][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.418698][ C0] Call Trace: [ 44.418698][ C0] [ 44.418699][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.418700][ C0] ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) [ 44.418702][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 44.418704][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.418706][ C0] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424) [ 44.418708][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418710][ 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)) [ 44.418712][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.418713][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.418715][ 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) [ 44.418717][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.418719][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 44.418722][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.418724][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 44.418726][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.418729][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.418731][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.418732][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.418735][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.418736][ 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)) [ 44.418738][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418739][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.418741][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.418743][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.418744][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.418746][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.418748][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.418750][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418751][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.418753][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.418754][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.418756][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 44.418758][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.418760][ 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)) [ 44.418761][ C0] _printk (kernel/printk/printk.c:2504) [ 44.418763][ C0] ? snapshot_read.cold (user.c:?) [ 44.418765][ 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)) [ 44.418766][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 44.418768][ 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)) [ 44.418769][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 44.418771][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 44.418772][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 44.418774][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 44.418775][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.418778][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 44.418779][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418781][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 44.418783][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 44.418785][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 44.418786][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.418788][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.418790][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 44.418792][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 44.418794][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.418796][ C0] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.418799][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418801][ C0] handle_softirqs (kernel/softirq.c:645) [ 44.418804][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 44.418805][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.418807][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418808][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.418810][ C0] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 44.418811][ C0] smpboot_thread_fn (kernel/smpboot.c:160) [ 44.418813][ C0] ? sort_range (kernel/range.c:164) [ 44.418814][ C0] kthread (kernel/kthread.c:436) [ 44.418816][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.418817][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.418819][ C0] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.418821][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.418823][ C0] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.418825][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: run_ksoftirqd:handle_softirqs: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