====================================== | [ 8.173017][ T125] softirqs last disabled at (106017): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.173019][ T125] Preemption disabled at: | [ 8.173020][ T125] 0x0 | [ 8.173031][ T125] Tainted: [W]=WARN [ 8.173032][ T125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.173033][ T125] Call Trace: [ 8.173035][ T125] [ 8.173036][ T125] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.173042][ T125] __might_resched.cold (kernel/sched/core.c:9234) [ 8.173046][ T125] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.173049][ T125] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.173054][ T125] __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)) [ 8.173057][ T125] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.173063][ T125] ? 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) [ 8.173065][ T125] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.173069][ T125] put_chars (drivers/char/virtio_console.c:1176) [ 8.173072][ T125] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.173078][ T125] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.173085][ T125] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.173088][ T125] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.173092][ T125] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.173095][ T125] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.173097][ T125] ? 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)) [ 8.173099][ T125] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.173103][ T125] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.173107][ T125] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.173110][ T125] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.173112][ T125] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.173117][ T125] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.173119][ T125] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.173120][ T125] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.173122][ T125] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.173126][ T125] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.173128][ T125] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.173130][ T125] vprintk_emit (kernel/printk/printk.c:2479) [ 8.173134][ T125] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.173137][ T125] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.173140][ T125] _printk (kernel/printk/printk.c:2504) [ 8.173144][ T125] ? snapshot_read.cold (user.c:?) [ 8.173146][ T125] ? 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) [ 8.173149][ T125] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.173153][ T125] ? 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) [ 8.173156][ T125] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.173160][ T125] ? exit_notify (kernel/exit.c:780) [ 8.173161][ T125] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.173164][ T125] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.173167][ T125] do_group_exit (kernel/exit.c:1151) [ 8.173170][ T125] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.173172][ T125] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.173175][ T125] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.173178][ T125] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.173181][ T125] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.173184][ T125] RIP: 0033:0x7f3297a871b8 [ 8.173186][ T125] Code: Unable to access opcode bytes at 0x7f3297a8718e. Code starting with the faulting instruction =========================================== [ 8.173187][ T125] RSP: 002b:00007ffc2317dc88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.173189][ T125] RAX: ffffffffffffffda RBX: 00007f3297bb7f88 RCX: 00007f3297a871b8 [ 8.173190][ T125] RDX: 00007f3296ac2b08 RSI: ffffffffffffff98 RDI: 0000000000000000 [ 8.173191][ T125] RBP: 00007ffc2317dce0 R08: 0000000000000000 R09: 00000000000000a0 [ 8.173192][ T125] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b [ 8.173193][ T125] R13: 0000000000000000 R14: 00007f3297bb6680 R15: 00007f3297bb7fa0 | [ 20.432721][ T44] softirqs last disabled at (22577): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 20.432723][ T44] Preemption disabled at: | [ 20.432724][ T44] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.432733][ T44] Tainted: [W]=WARN [ 20.432734][ T44] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.432736][ T44] Call Trace: [ 20.432737][ T44] [ 20.432739][ T44] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.432744][ T44] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.432746][ T44] __might_resched.cold (kernel/sched/core.c:9234) [ 20.432751][ T44] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.432754][ T44] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.432758][ T44] __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)) [ 20.432760][ T44] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.432767][ T44] ? 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) [ 20.432769][ T44] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.432780][ T44] put_chars (drivers/char/virtio_console.c:1176) [ 20.432782][ T44] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.432785][ T44] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.432791][ T44] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.432797][ T44] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.432800][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.432803][ T44] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.432807][ T44] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.432810][ T44] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.432811][ T44] ? 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)) [ 20.432814][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.432816][ T44] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.432820][ T44] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.432823][ T44] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.432824][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.432829][ T44] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.432832][ T44] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.432833][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.432835][ T44] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.432838][ T44] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.432840][ T44] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.432843][ T44] vprintk_emit (kernel/printk/printk.c:2479) [ 20.432846][ T44] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.432848][ T44] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.432852][ T44] _printk (kernel/printk/printk.c:2504) [ 20.432856][ T44] ? snapshot_read.cold (user.c:?) [ 20.432858][ T44] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 20.432864][ T44] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.432868][ T44] ? idr_get_free (??:?) [ 20.432870][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.432874][ T44] kauditd_hold_skb.cold (kernel/audit.c:588 (discriminator 1) kernel/audit.c:623 (discriminator 1)) [ 20.432879][ T44] auditd_reset (kernel/audit.c:715) [ 20.432882][ T44] kauditd_thread (kernel/audit.c:937) [ 20.432884][ T44] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.432886][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 20.432888][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.432890][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 20.432892][ T44] ? finish_wait (./include/linux/list.h:457 (discriminator 5)) [ 20.432895][ T44] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 20.432898][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 20.432900][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 20.432904][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 20.432906][ T44] kthread (kernel/kthread.c:436) [ 20.432908][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.432911][ T44] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.432914][ T44] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.432918][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.432922][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.432924][ T44] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print