====================================== | [ 9.185905][ T197] softirqs last disabled at (23021): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.185907][ T197] Preemption disabled at: | [ 9.185908][ T197] 0x0 | [ 9.185918][ T197] Tainted: [W]=WARN [ 9.185919][ T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.185920][ T197] Call Trace: [ 9.185922][ T197] [ 9.185923][ T197] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.185929][ T197] __might_resched.cold (kernel/sched/core.c:9234) [ 9.185934][ T197] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.185939][ T197] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.185943][ T197] __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)) [ 9.185945][ T197] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.185952][ T197] ? 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) [ 9.185954][ T197] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.185958][ T197] put_chars (drivers/char/virtio_console.c:1176) [ 9.185960][ T197] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.185962][ T197] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.185965][ T197] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.185970][ T197] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.185978][ T197] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.185980][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.185982][ T197] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.185986][ T197] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.185990][ T197] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.185992][ T197] ? 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)) [ 9.185995][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.185997][ T197] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.186001][ T197] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.186005][ T197] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.186007][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.186012][ T197] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.186015][ T197] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.186017][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.186018][ T197] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.186022][ T197] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.186024][ T197] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.186026][ T197] vprintk_emit (kernel/printk/printk.c:2479) [ 9.186029][ T197] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.186032][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.186036][ T197] _printk (kernel/printk/printk.c:2504) [ 9.186039][ T197] ? snapshot_read.cold (user.c:?) [ 9.186042][ T197] ? 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) [ 9.186044][ T197] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.186048][ T197] ? 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) [ 9.186051][ T197] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.186055][ T197] ? exit_notify (kernel/exit.c:780) [ 9.186056][ T197] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.186059][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.186062][ T197] do_group_exit (kernel/exit.c:1151) [ 9.186065][ T197] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.186067][ T197] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.186069][ T197] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.186073][ T197] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.186076][ T197] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.186078][ T197] RIP: 0033:0x7fdae71401b8 [ 9.186080][ T197] Code: Unable to access opcode bytes at 0x7fdae714018e. Code starting with the faulting instruction =========================================== [ 9.186081][ T197] RSP: 002b:00007fff19f08dd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.186084][ T197] RAX: ffffffffffffffda RBX: 00007fdae7270f88 RCX: 00007fdae71401b8 [ 9.186085][ T197] RDX: 00007fdae6e8afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.186086][ T197] RBP: 00007fff19f08e30 R08: 0000000000000000 R09: 0000000000000050 [ 9.186087][ T197] R10: 00007fff19f08bf0 R11: 0000000000000246 R12: 0000000000000001 [ 9.186087][ T197] R13: 0000000000000000 R14: 00007fdae726f680 R15: 00007fdae7270fa0 | [ 17.075704][ T630] softirqs last disabled at (26167): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 17.075710][ T630] Preemption disabled at: | [ 17.075711][ T630] 0x0 | [ 17.075721][ T630] Tainted: [W]=WARN [ 17.075722][ T630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.075724][ T630] Call Trace: [ 17.075725][ T630] [ 17.075727][ T630] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.075733][ T630] __might_resched.cold (kernel/sched/core.c:9234) [ 17.075738][ T630] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.075742][ T630] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.075747][ T630] __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)) [ 17.075749][ T630] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.075755][ T630] ? 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) [ 17.075758][ T630] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.075762][ T630] put_chars (drivers/char/virtio_console.c:1176) [ 17.075764][ T630] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.075765][ T630] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.075769][ T630] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.075774][ T630] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.075781][ T630] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.075784][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.075786][ T630] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.075790][ T630] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.075794][ T630] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.075796][ T630] ? 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)) [ 17.075799][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.075801][ T630] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.075806][ T630] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.075811][ T630] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.075813][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.075818][ T630] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.075821][ T630] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.075822][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.075824][ T630] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 17.075828][ T630] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.075829][ T630] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.075832][ T630] vprintk_emit (kernel/printk/printk.c:2479) [ 17.075835][ T630] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.075838][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.075842][ T630] _printk (kernel/printk/printk.c:2504) [ 17.075845][ T630] ? snapshot_read.cold (user.c:?) [ 17.075848][ T630] ? 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) [ 17.075851][ T630] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.075854][ T630] ? 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) [ 17.075857][ T630] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 17.075861][ T630] ? exit_notify (kernel/exit.c:780) [ 17.075862][ T630] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.075865][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.075869][ T630] do_group_exit (kernel/exit.c:1151) [ 17.075871][ T630] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 17.075873][ T630] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 17.075876][ T630] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.075880][ T630] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.075883][ T630] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.075885][ T630] RIP: 0033:0x7f540d7661b8 [ 17.075887][ T630] Code: Unable to access opcode bytes at 0x7f540d76618e. Code starting with the faulting instruction =========================================== [ 17.075888][ T630] RSP: 002b:00007ffcb7fef8b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.075891][ T630] RAX: ffffffffffffffda RBX: 00007f540d896f88 RCX: 00007f540d7661b8 [ 17.075892][ T630] RDX: 00007f540d6a3a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 17.075893][ T630] RBP: 00007ffcb7fef910 R08: 0000000000000000 R09: 0000000000000020 [ 17.075894][ T630] R10: 00007ffcb7fef750 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print