====================================== | [ 14.943041][ T256] softirqs last disabled at (33423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 14.943044][ T256] Preemption disabled at: | [ 14.943044][ T256] 0x0 | [ 14.943055][ T256] Tainted: [W]=WARN [ 14.943056][ T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.943057][ T256] Call Trace: [ 14.943059][ T256] [ 14.943060][ T256] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.943066][ T256] __might_resched.cold (kernel/sched/core.c:9234) [ 14.943071][ T256] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.943074][ T256] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.943079][ T256] __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)) [ 14.943082][ T256] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.943088][ T256] ? 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) [ 14.943091][ T256] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.943094][ T256] put_chars (drivers/char/virtio_console.c:1176) [ 14.943097][ T256] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.943104][ T256] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.943111][ T256] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.943113][ T256] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.943118][ T256] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.943121][ T256] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.943123][ T256] ? 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)) [ 14.943125][ T256] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.943129][ T256] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.943133][ T256] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.943136][ T256] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.943138][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.943143][ T256] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.943145][ T256] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.943147][ T256] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.943148][ T256] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.943152][ T256] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.943154][ T256] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.943157][ T256] vprintk_emit (kernel/printk/printk.c:2479) [ 14.943160][ T256] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.943163][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.943167][ T256] _printk (kernel/printk/printk.c:2504) [ 14.943170][ T256] ? snapshot_read.cold (user.c:?) [ 14.943173][ T256] ? 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) [ 14.943176][ T256] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.943180][ T256] ? 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) [ 14.943182][ T256] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.943187][ T256] ? exit_notify (kernel/exit.c:780) [ 14.943188][ T256] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.943191][ T256] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.943194][ T256] do_group_exit (kernel/exit.c:1151) [ 14.943198][ T256] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.943199][ T256] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.943202][ T256] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.943206][ T256] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.943209][ T256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.943211][ T256] RIP: 0033:0x7ffbbd2181b8 [ 14.943213][ T256] Code: Unable to access opcode bytes at 0x7ffbbd21818e. Code starting with the faulting instruction =========================================== [ 14.943214][ T256] RSP: 002b:00007ffd9b433cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.943217][ T256] RAX: ffffffffffffffda RBX: 00007ffbbd348f88 RCX: 00007ffbbd2181b8 [ 14.943218][ T256] RDX: 00007ffbbd019a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 14.943219][ T256] RBP: 00007ffd9b433d50 R08: 0000000000000000 R09: 0000000000000130 [ 14.943220][ T256] R10: 00007ffd9b433b10 R11: 0000000000000246 R12: 0000000000000001 [ 14.943220][ T256] R13: 0000000000000000 R14: 00007ffbbd347680 R15: 00007ffbbd348fa0 | [ 24.442236][ T44] softirqs last disabled at (14175): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 24.442239][ T44] Preemption disabled at: | [ 24.442240][ T44] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.442252][ T44] Tainted: [W]=WARN [ 24.442254][ T44] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.442256][ T44] Call Trace: [ 24.442258][ T44] [ 24.442260][ T44] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.442267][ T44] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.442270][ T44] __might_resched.cold (kernel/sched/core.c:9234) [ 24.442277][ T44] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.442281][ 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) [ 24.442289][ 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)) [ 24.442292][ T44] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.442311][ 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) [ 24.442315][ T44] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.442320][ T44] put_chars (drivers/char/virtio_console.c:1176) [ 24.442325][ T44] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.442330][ T44] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.442339][ T44] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.442350][ T44] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.442355][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.442359][ T44] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.442367][ T44] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.442373][ T44] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.442379][ 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)) [ 24.442384][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.442387][ T44] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.442394][ T44] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.442401][ T44] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.442403][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.442414][ T44] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.442418][ T44] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.442421][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.442424][ T44] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.442431][ T44] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.442434][ T44] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.442439][ T44] vprintk_emit (kernel/printk/printk.c:2479) [ 24.442445][ T44] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.442449][ T44] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.442457][ T44] _printk (kernel/printk/printk.c:2504) [ 24.442462][ T44] ? snapshot_read.cold (user.c:?) [ 24.442465][ T44] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 24.442472][ T44] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.442476][ T44] ? idr_get_free (??:?) [ 24.442478][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.442486][ T44] kauditd_hold_skb.cold (kernel/audit.c:588 (discriminator 1) kernel/audit.c:623 (discriminator 1)) [ 24.442493][ T44] auditd_reset (kernel/audit.c:715) [ 24.442498][ T44] kauditd_thread (kernel/audit.c:937) [ 24.442501][ T44] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.442505][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 24.442508][ T44] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.442510][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 24.442514][ T44] ? finish_wait (./include/linux/list.h:457 (discriminator 5)) [ 24.442518][ T44] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 24.442523][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 24.442526][ T44] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 24.442533][ T44] ? auditd_reset (kernel/audit.c:699 (discriminator 8)) [ 24.442536][ T44] kthread (kernel/kthread.c:436) [ 24.442540][ T44] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.442544][ T44] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.442549][ T44] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.442555][ T44] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.442561][ T44] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.442565][ 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