====================================== | [ 9.683906][ T200] softirqs last disabled at (34488): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.683909][ T200] Preemption disabled at: | [ 9.683909][ T200] 0x0 | [ 9.683920][ T200] Tainted: [W]=WARN [ 9.683921][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.683922][ T200] Call Trace: [ 9.683924][ T200] [ 9.683925][ T200] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.683932][ T200] __might_resched.cold (kernel/sched/core.c:9234) [ 9.683936][ T200] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.683941][ T200] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.683945][ T200] __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)) [ 9.683947][ T200] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.683954][ T200] ? 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) [ 9.683956][ T200] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.683960][ T200] put_chars (drivers/char/virtio_console.c:1176) [ 9.683962][ T200] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.683964][ T200] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.683967][ T200] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.683973][ T200] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.683981][ T200] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.683984][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.683986][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.683990][ T200] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.683994][ T200] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.683996][ T200] ? 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)) [ 9.683999][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.684001][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.684005][ T200] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.684010][ T200] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.684012][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.684017][ T200] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.684020][ T200] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.684022][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.684024][ T200] ? 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) [ 9.684028][ T200] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.684029][ T200] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.684032][ T200] vprintk_emit (kernel/printk/printk.c:2479) [ 9.684036][ T200] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.684039][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.684042][ T200] _printk (kernel/printk/printk.c:2504) [ 9.684047][ T200] ? snapshot_read.cold (user.c:?) [ 9.684049][ T200] ? 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) [ 9.684052][ T200] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.684056][ T200] ? 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) [ 9.684059][ T200] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.684063][ T200] ? exit_notify (kernel/exit.c:780) [ 9.684065][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.684068][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.684071][ T200] do_group_exit (kernel/exit.c:1151) [ 9.684074][ T200] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.684076][ T200] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.684079][ T200] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.684083][ T200] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.684086][ T200] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.684088][ T200] RIP: 0033:0x7f9e395d91b8 [ 9.684090][ T200] Code: Unable to access opcode bytes at 0x7f9e395d918e. Code starting with the faulting instruction =========================================== [ 9.684091][ T200] RSP: 002b:00007ffd290f6f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.684094][ T200] RAX: ffffffffffffffda RBX: 00007f9e39709f88 RCX: 00007f9e395d91b8 [ 9.684095][ T200] RDX: 00007f9e39323fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.684096][ T200] RBP: 00007ffd290f6fe0 R08: 0000000000000000 R09: 0000000000000000 [ 9.684097][ T200] R10: 00007ffd290f6da0 R11: 0000000000000246 R12: 0000000000000001 [ 9.684098][ T200] R13: 0000000000000000 R14: 00007f9e39708680 R15: 00007f9e39709fa0 | [ 30.618839][ T335] softirqs last disabled at (31755): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 30.618842][ T335] Preemption disabled at: | [ 30.618842][ T335] 0x0 | [ 30.618852][ T335] Tainted: [W]=WARN [ 30.618853][ T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.618855][ T335] Call Trace: [ 30.618856][ T335] [ 30.618858][ T335] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.618865][ T335] __might_resched.cold (kernel/sched/core.c:9234) [ 30.618869][ T335] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.618873][ T335] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.618878][ T335] __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)) [ 30.618880][ T335] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.618887][ T335] ? 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) [ 30.618890][ T335] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.618893][ T335] put_chars (drivers/char/virtio_console.c:1176) [ 30.618896][ T335] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.618897][ T335] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.618901][ T335] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.618906][ T335] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.618914][ T335] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.618917][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.618919][ T335] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.618923][ T335] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.618927][ T335] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.618929][ T335] ? 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)) [ 30.618932][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.618934][ T335] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.618938][ T335] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.618942][ T335] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.618944][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.618950][ T335] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.618953][ T335] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.618955][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.618956][ T335] ? 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) [ 30.618960][ T335] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.618962][ T335] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.618965][ T335] vprintk_emit (kernel/printk/printk.c:2479) [ 30.618968][ T335] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.618971][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.618975][ T335] _printk (kernel/printk/printk.c:2504) [ 30.618979][ T335] ? snapshot_read.cold (user.c:?) [ 30.618981][ T335] ? 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) [ 30.618984][ T335] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.618988][ T335] ? 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) [ 30.618991][ T335] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 30.618995][ T335] ? exit_notify (kernel/exit.c:780) [ 30.618996][ T335] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.618999][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.619003][ T335] do_group_exit (kernel/exit.c:1151) [ 30.619005][ T335] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 30.619007][ T335] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 30.619010][ T335] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.619014][ T335] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.619018][ T335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.619020][ T335] RIP: 0033:0x7f78da8fd1b8 [ 30.619022][ T335] Code: Unable to access opcode bytes at 0x7f78da8fd18e. Code starting with the faulting instruction =========================================== [ 30.619023][ T335] RSP: 002b:00007ffd31782d88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.619025][ T335] RAX: ffffffffffffffda RBX: 00007f78daa2df88 RCX: 00007f78da8fd1b8 [ 30.619027][ T335] RDX: 00007f78da647fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 30.619028][ T335] RBP: 00007ffd31782de0 R08: 0000000000000000 R09: 0000000000000000 [ 30.619029][ T335] R10: 00007ffd31782ba0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print