====================================== | [ 11.010329][ T210] softirqs last disabled at (36761): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.010331][ T210] Preemption disabled at: | [ 11.010332][ T210] 0x0 | [ 11.010343][ T210] Tainted: [W]=WARN [ 11.010343][ T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.010345][ T210] Call Trace: [ 11.010347][ T210] [ 11.010349][ T210] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.010355][ T210] __might_resched.cold (kernel/sched/core.c:9234) [ 11.010360][ T210] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.010364][ T210] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.010369][ T210] __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)) [ 11.010371][ T210] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.010378][ T210] ? 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) [ 11.010381][ T210] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.010385][ T210] put_chars (drivers/char/virtio_console.c:1176) [ 11.010387][ T210] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.010389][ T210] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.010392][ T210] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.010398][ T210] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.010406][ T210] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.010408][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.010411][ T210] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.010415][ T210] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.010419][ T210] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.010421][ T210] ? 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)) [ 11.010424][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.010426][ T210] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.010430][ T210] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.010434][ T210] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.010436][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.010441][ T210] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.010444][ T210] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.010446][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.010448][ T210] ? 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) [ 11.010452][ T210] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.010454][ T210] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.010457][ T210] vprintk_emit (kernel/printk/printk.c:2479) [ 11.010460][ T210] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.010463][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.010467][ T210] _printk (kernel/printk/printk.c:2504) [ 11.010470][ T210] ? snapshot_read.cold (user.c:?) [ 11.010473][ T210] ? 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) [ 11.010476][ T210] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.010480][ T210] ? 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) [ 11.010483][ T210] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.010487][ T210] ? exit_notify (kernel/exit.c:780) [ 11.010488][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.010491][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.010494][ T210] do_group_exit (kernel/exit.c:1151) [ 11.010497][ T210] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.010499][ T210] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.010502][ T210] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.010506][ T210] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.010509][ T210] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.010511][ T210] RIP: 0033:0x7f36725941b8 [ 11.010513][ T210] Code: Unable to access opcode bytes at 0x7f367259418e. Code starting with the faulting instruction =========================================== [ 11.010515][ T210] RSP: 002b:00007ffd88c2b4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.010517][ T210] RAX: ffffffffffffffda RBX: 00007f36726c4f88 RCX: 00007f36725941b8 [ 11.010518][ T210] RDX: 00007f36722defc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.010519][ T210] RBP: 00007ffd88c2b510 R08: 0000000000000000 R09: 0000000000000000 [ 11.010520][ T210] R10: 00007ffd88c2b2d0 R11: 0000000000000246 R12: 0000000000000001 [ 11.010521][ T210] R13: 0000000000000000 R14: 00007f36726c3680 R15: 00007f36726c4fa0 | [ 12.436388][ T246] softirqs last disabled at (54845): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.436391][ T246] Preemption disabled at: | [ 12.436391][ T246] 0x0 | [ 12.436402][ T246] Tainted: [W]=WARN [ 12.436403][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.436405][ T246] Call Trace: [ 12.436407][ T246] [ 12.436409][ T246] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.436415][ T246] __might_resched.cold (kernel/sched/core.c:9234) [ 12.436419][ T246] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.436424][ T246] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.436428][ T246] __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)) [ 12.436430][ T246] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.436437][ T246] ? 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) [ 12.436440][ T246] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.436444][ T246] put_chars (drivers/char/virtio_console.c:1176) [ 12.436446][ T246] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.436448][ T246] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.436452][ T246] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.436457][ T246] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.436465][ T246] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.436468][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.436470][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.436474][ T246] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.436478][ T246] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.436480][ T246] ? 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)) [ 12.436483][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.436485][ T246] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.436489][ T246] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.436494][ T246] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.436496][ T246] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.436501][ T246] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.436504][ T246] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.436506][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.436508][ T246] ? 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) [ 12.436512][ T246] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.436514][ T246] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.436516][ T246] vprintk_emit (kernel/printk/printk.c:2479) [ 12.436520][ T246] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.436521][ T246] ? 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) [ 12.436524][ T246] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.436528][ T246] _printk (kernel/printk/printk.c:2504) [ 12.436532][ T246] ? snapshot_read.cold (user.c:?) [ 12.436535][ T246] ? 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) [ 12.436537][ T246] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.436541][ T246] ? 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) [ 12.436544][ T246] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.436548][ T246] ? exit_notify (kernel/exit.c:780) [ 12.436549][ T246] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.436552][ T246] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.436556][ T246] do_group_exit (kernel/exit.c:1151) [ 12.436559][ T246] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.436561][ T246] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.436563][ T246] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.436568][ T246] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.436571][ T246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.436573][ T246] RIP: 0033:0x7fedd8e1a1b8 [ 12.436575][ T246] Code: Unable to access opcode bytes at 0x7fedd8e1a18e. Code starting with the faulting instruction =========================================== [ 12.436576][ T246] RSP: 002b:00007ffccbebe078 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.436579][ T246] RAX: ffffffffffffffda RBX: 00007fedd8f4af88 RCX: 00007fedd8e1a1b8 [ 12.436580][ T246] RDX: 00007fedd8d57a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 12.436581][ T246] RBP: 00007ffccbebe0d0 R08: 0000000000000000 R09: 0000000000000000 [ 12.436582][ T246] R10: 00007ffccbebdf10 R11: 0000000000000246 R12: 0000000000000001 [ 12.436583][ T246] R13: 0000000000000000 R14: 00007fedd8f49680 R15: 00007fedd8f4afa0 | [ 14.583023][ T322] softirqs last disabled at (42625): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 14.583025][ T322] Preemption disabled at: | [ 14.583026][ T322] 0x0 | [ 14.583036][ T322] Tainted: [W]=WARN [ 14.583037][ T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.583039][ T322] Call Trace: [ 14.583041][ T322] [ 14.583042][ T322] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.583049][ T322] __might_resched.cold (kernel/sched/core.c:9234) [ 14.583053][ T322] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.583058][ T322] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.583062][ T322] __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)) [ 14.583064][ T322] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.583071][ T322] ? 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) [ 14.583074][ T322] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.583078][ T322] put_chars (drivers/char/virtio_console.c:1176) [ 14.583081][ T322] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.583082][ T322] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.583086][ T322] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.583091][ T322] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.583099][ T322] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.583102][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.583104][ T322] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.583108][ T322] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.583112][ T322] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.583114][ T322] ? 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)) [ 14.583118][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.583119][ T322] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.583124][ T322] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.583128][ T322] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.583130][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.583135][ T322] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.583138][ T322] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.583140][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.583142][ T322] ? 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) [ 14.583146][ T322] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.583148][ T322] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.583150][ T322] vprintk_emit (kernel/printk/printk.c:2479) [ 14.583153][ T322] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.583155][ T322] ? 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) [ 14.583158][ T322] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.583161][ T322] _printk (kernel/printk/printk.c:2504) [ 14.583165][ T322] ? snapshot_read.cold (user.c:?) [ 14.583168][ T322] ? 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) [ 14.583170][ T322] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.583174][ T322] ? 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) [ 14.583177][ T322] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.583181][ T322] ? exit_notify (kernel/exit.c:780) [ 14.583182][ T322] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.583185][ T322] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.583188][ T322] do_group_exit (kernel/exit.c:1151) [ 14.583191][ T322] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.583193][ T322] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.583195][ T322] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.583199][ T322] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.583202][ T322] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.583204][ T322] RIP: 0033:0x7f3b800671b8 [ 14.583207][ T322] Code: Unable to access opcode bytes at 0x7f3b8006718e. Code starting with the faulting instruction =========================================== [ 14.583208][ T322] RSP: 002b:00007fff3aeed798 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.583210][ T322] RAX: ffffffffffffffda RBX: 00007f3b80197f88 RCX: 00007f3b800671b8 [ 14.583212][ T322] RDX: 00007f3b7ffa4a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 14.583213][ T322] RBP: 00007fff3aeed7f0 R08: 0000000000000000 R09: 0000000000000000 [ 14.583214][ T322] R10: 00007fff3aeed630 R11: 0000000000000246 R12: 0000000000000001 [ 14.583214][ T322] R13: 0000000000000000 R14: 00007f3b80196680 R15: 00007f3b80197fa0 | [ 65.362269][ T1303] softirqs last disabled at (46235): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 65.362271][ T1303] Preemption disabled at: | [ 65.362272][ T1303] 0x0 | [ 65.362282][ T1303] Tainted: [W]=WARN [ 65.362283][ T1303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.362285][ T1303] Call Trace: [ 65.362287][ T1303] [ 65.362288][ T1303] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.362295][ T1303] __might_resched.cold (kernel/sched/core.c:9234) [ 65.362299][ T1303] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.362304][ T1303] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 65.362308][ T1303] __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)) [ 65.362310][ T1303] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.362317][ T1303] ? 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) [ 65.362320][ T1303] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.362323][ T1303] put_chars (drivers/char/virtio_console.c:1176) [ 65.362326][ T1303] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.362327][ T1303] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 65.362330][ T1303] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 65.362336][ T1303] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.362343][ T1303] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.362346][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.362348][ T1303] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.362352][ T1303] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.362356][ T1303] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.362358][ T1303] ? 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)) [ 65.362361][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.362363][ T1303] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.362366][ T1303] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.362370][ T1303] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.362372][ T1303] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.362378][ T1303] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.362380][ T1303] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.362382][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.362384][ T1303] ? 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) [ 65.362388][ T1303] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.362390][ T1303] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.362392][ T1303] vprintk_emit (kernel/printk/printk.c:2479) [ 65.362395][ T1303] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.362397][ T1303] ? 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) [ 65.362400][ T1303] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 65.362403][ T1303] _printk (kernel/printk/printk.c:2504) [ 65.362407][ T1303] ? snapshot_read.cold (user.c:?) [ 65.362410][ T1303] ? 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) [ 65.362412][ T1303] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.362416][ T1303] ? 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) [ 65.362419][ T1303] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 65.362423][ T1303] ? exit_notify (kernel/exit.c:780) [ 65.362424][ T1303] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 65.362427][ T1303] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.362430][ T1303] do_group_exit (kernel/exit.c:1151) [ 65.362433][ T1303] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 65.362435][ T1303] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 65.362437][ T1303] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 65.362442][ T1303] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 65.362445][ T1303] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.362447][ T1303] RIP: 0033:0x7f80c79731b8 [ 65.362449][ T1303] Code: Unable to access opcode bytes at 0x7f80c797318e. Code starting with the faulting instruction =========================================== [ 65.362450][ T1303] RSP: 002b:00007ffe61278d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 65.362452][ T1303] RAX: ffffffffffffffda RBX: 00007f80c7aa3f88 RCX: 00007f80c79731b8 [ 65.362454][ T1303] RDX: 00007f80c78b0a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 65.362455][ T1303] RBP: 00007ffe61278d90 R08: 0000000000000000 R09: 0000000000000000 [ 65.362455][ T1303] R10: 00007ffe61278bd0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print