====================================== | [ 11.975211][ T158] softirqs last disabled at (33485): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.975213][ T158] Preemption disabled at: | [ 11.975214][ T158] 0x0 | [ 11.975224][ T158] Tainted: [W]=WARN [ 11.975225][ T158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.975227][ T158] Call Trace: [ 11.975229][ T158] [ 11.975230][ T158] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.975235][ T158] __might_resched.cold (kernel/sched/core.c:9234) [ 11.975240][ T158] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.975243][ T158] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.975248][ T158] __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)) [ 11.975251][ T158] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.975257][ T158] ? 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) [ 11.975260][ T158] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.975263][ T158] put_chars (drivers/char/virtio_console.c:1176) [ 11.975266][ T158] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.975268][ T158] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.975272][ T158] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.975277][ T158] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.975283][ T158] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.975286][ T158] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.975287][ T158] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.975292][ T158] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.975295][ T158] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.975296][ T158] ? 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)) [ 11.975299][ T158] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.975301][ T158] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.975305][ T158] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.975308][ T158] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.975310][ T158] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.975315][ T158] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.975317][ T158] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.975318][ T158] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.975320][ T158] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.975324][ T158] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.975326][ T158] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.975329][ T158] vprintk_emit (kernel/printk/printk.c:2479) [ 11.975332][ T158] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.975335][ T158] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.975339][ T158] _printk (kernel/printk/printk.c:2504) [ 11.975342][ T158] ? snapshot_read.cold (user.c:?) [ 11.975345][ T158] ? 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) [ 11.975348][ T158] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.975352][ T158] ? 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) [ 11.975355][ T158] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.975358][ T158] ? exit_notify (kernel/exit.c:780) [ 11.975359][ T158] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.975362][ T158] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.975366][ T158] do_group_exit (kernel/exit.c:1151) [ 11.975369][ T158] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.975371][ T158] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.975374][ T158] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.975377][ T158] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.975380][ T158] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.975383][ T158] RIP: 0033:0x7fee0551f1b8 [ 11.975385][ T158] Code: Unable to access opcode bytes at 0x7fee0551f18e. Code starting with the faulting instruction =========================================== [ 11.975386][ T158] RSP: 002b:00007ffd1449fa88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.975388][ T158] RAX: ffffffffffffffda RBX: 00007fee0564ff88 RCX: 00007fee0551f1b8 [ 11.975389][ T158] RDX: 00007fee0545de88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.975390][ T158] RBP: 00007ffd1449fae0 R08: 0000000000000000 R09: 0000000000000000 [ 11.975391][ T158] R10: 00007ffd1449f920 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print