====================================== | [ 8.874371][ T145] softirqs last disabled at (8635): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.874374][ T145] Preemption disabled at: | [ 8.874375][ T145] 0x0 | [ 8.874385][ T145] Tainted: [W]=WARN [ 8.874386][ T145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.874387][ T145] Call Trace: [ 8.874389][ T145] [ 8.874391][ T145] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.874397][ T145] __might_resched.cold (kernel/sched/core.c:9234) [ 8.874401][ T145] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.874405][ T145] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.874410][ T145] __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)) [ 8.874411][ T145] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.874418][ T145] ? 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) [ 8.874421][ T145] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.874425][ T145] put_chars (drivers/char/virtio_console.c:1176) [ 8.874427][ T145] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.874428][ T145] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 8.874432][ T145] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.874437][ T145] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.874445][ T145] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.874447][ T145] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.874449][ T145] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.874453][ T145] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.874457][ T145] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.874459][ T145] ? 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)) [ 8.874462][ T145] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.874464][ T145] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.874468][ T145] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.874472][ T145] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.874474][ T145] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.874479][ T145] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.874482][ T145] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.874483][ T145] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.874485][ T145] ? 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) [ 8.874489][ T145] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.874490][ T145] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.874493][ T145] vprintk_emit (kernel/printk/printk.c:2479) [ 8.874496][ T145] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.874499][ T145] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.874502][ T145] _printk (kernel/printk/printk.c:2504) [ 8.874506][ T145] ? snapshot_read.cold (user.c:?) [ 8.874509][ T145] ? 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) [ 8.874511][ T145] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.874515][ T145] ? 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) [ 8.874518][ T145] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.874521][ T145] ? exit_notify (kernel/exit.c:780) [ 8.874522][ T145] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.874525][ T145] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.874528][ T145] do_group_exit (kernel/exit.c:1151) [ 8.874531][ T145] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.874533][ T145] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.874535][ T145] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.874539][ T145] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.874542][ T145] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.874544][ T145] RIP: 0033:0x7f56db9221b8 [ 8.874546][ T145] Code: Unable to access opcode bytes at 0x7f56db92218e. Code starting with the faulting instruction =========================================== [ 8.874547][ T145] RSP: 002b:00007ffe9f503fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.874550][ T145] RAX: ffffffffffffffda RBX: 00007f56dba52f88 RCX: 00007f56db9221b8 [ 8.874551][ T145] RDX: 00007f56db836e88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 8.874552][ T145] RBP: 00007ffe9f504030 R08: 00007ffe9f503f80 R09: 0000000000001010 [ 8.874553][ T145] R10: 00007ffe9f503e70 R11: 0000000000000246 R12: 0000000000000002 [ 8.874553][ T145] R13: 0000000000000000 R14: 00007f56dba51680 R15: 00007f56dba52fa0 | [ 10.155684][ T230] softirqs last disabled at (36734): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.155687][ T230] Preemption disabled at: | [ 10.155687][ T230] 0x0 | [ 10.155697][ T230] Tainted: [W]=WARN [ 10.155698][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.155700][ T230] Call Trace: [ 10.155701][ T230] [ 10.155703][ T230] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.155709][ T230] __might_resched.cold (kernel/sched/core.c:9234) [ 10.155714][ T230] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.155718][ T230] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.155722][ T230] __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)) [ 10.155724][ T230] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.155730][ T230] ? 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) [ 10.155733][ T230] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.155736][ T230] put_chars (drivers/char/virtio_console.c:1176) [ 10.155739][ T230] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.155740][ T230] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.155743][ T230] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.155749][ T230] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.155756][ T230] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.155759][ T230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.155760][ T230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.155764][ T230] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.155768][ T230] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.155770][ T230] ? 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)) [ 10.155773][ T230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.155775][ T230] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.155779][ T230] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.155783][ T230] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.155785][ T230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.155790][ T230] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.155792][ T230] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.155794][ T230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.155796][ T230] ? 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) [ 10.155799][ T230] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.155801][ T230] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.155804][ T230] vprintk_emit (kernel/printk/printk.c:2479) [ 10.155807][ T230] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.155810][ T230] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.155813][ T230] _printk (kernel/printk/printk.c:2504) [ 10.155817][ T230] ? snapshot_read.cold (user.c:?) [ 10.155820][ T230] ? 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) [ 10.155822][ T230] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.155826][ T230] ? 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) [ 10.155829][ T230] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.155832][ T230] ? exit_notify (kernel/exit.c:780) [ 10.155834][ T230] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.155836][ T230] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.155840][ T230] do_group_exit (kernel/exit.c:1151) [ 10.155842][ T230] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.155844][ T230] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.155847][ T230] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.155851][ T230] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.155854][ T230] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.155856][ T230] RIP: 0033:0x7fa54e1e01b8 [ 10.155858][ T230] Code: Unable to access opcode bytes at 0x7fa54e1e018e. Code starting with the faulting instruction =========================================== [ 10.155859][ T230] RSP: 002b:00007ffc198e4c18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.155861][ T230] RAX: ffffffffffffffda RBX: 00007fa54e310f88 RCX: 00007fa54e1e01b8 [ 10.155862][ T230] RDX: 00007fa54df2afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.155863][ T230] RBP: 00007ffc198e4c70 R08: 0000000000000000 R09: 0000000000000000 [ 10.155864][ T230] R10: 00007ffc198e4a30 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