====================================== | [ 11.726423][ T192] softirqs last disabled at (16006): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.726425][ T192] Preemption disabled at: | [ 11.726426][ T192] 0x0 | [ 11.726436][ T192] Tainted: [W]=WARN [ 11.726437][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.726439][ T192] Call Trace: [ 11.726441][ T192] [ 11.726442][ T192] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.726449][ T192] __might_resched.cold (kernel/sched/core.c:9234) [ 11.726453][ T192] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.726457][ T192] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.726462][ T192] __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)) [ 11.726464][ T192] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.726470][ T192] ? 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) [ 11.726473][ T192] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.726477][ T192] put_chars (drivers/char/virtio_console.c:1176) [ 11.726479][ T192] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.726480][ T192] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.726484][ T192] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.726490][ T192] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.726497][ T192] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.726500][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.726502][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.726506][ T192] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.726510][ T192] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.726512][ T192] ? 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)) [ 11.726515][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.726517][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.726520][ T192] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.726525][ T192] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.726527][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.726532][ T192] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.726535][ T192] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.726537][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.726538][ T192] ? 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) [ 11.726542][ T192] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.726544][ T192] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.726546][ T192] vprintk_emit (kernel/printk/printk.c:2479) [ 11.726549][ T192] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.726552][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.726556][ T192] _printk (kernel/printk/printk.c:2504) [ 11.726560][ T192] ? snapshot_read.cold (user.c:?) [ 11.726563][ T192] ? 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) [ 11.726565][ T192] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.726569][ T192] ? 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) [ 11.726572][ T192] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.726576][ T192] ? exit_notify (kernel/exit.c:780) [ 11.726578][ T192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.726580][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.726584][ T192] do_group_exit (kernel/exit.c:1151) [ 11.726587][ T192] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.726589][ T192] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.726591][ T192] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.726595][ T192] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.726598][ T192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.726600][ T192] RIP: 0033:0x7f919da6f1b8 [ 11.726602][ T192] Code: Unable to access opcode bytes at 0x7f919da6f18e. Code starting with the faulting instruction =========================================== [ 11.726603][ T192] RSP: 002b:00007fffceab4d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.726606][ T192] RAX: ffffffffffffffda RBX: 00007f919db9ff88 RCX: 00007f919da6f1b8 [ 11.726607][ T192] RDX: 00007f919d7b9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.726608][ T192] RBP: 00007fffceab4db0 R08: 0000000000000000 R09: 0000000000000050 [ 11.726609][ T192] R10: 00007fffceab4b70 R11: 0000000000000246 R12: 0000000000000001 [ 11.726609][ T192] R13: 0000000000000000 R14: 00007f919db9e680 R15: 00007f919db9ffa0 | [ 16.733463][ T213] softirqs last disabled at (38423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.733467][ T213] Preemption disabled at: | [ 16.733468][ T213] 0x0 | [ 16.733481][ T213] Tainted: [W]=WARN [ 16.733482][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.733485][ T213] Call Trace: [ 16.733487][ T213] [ 16.733489][ T213] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.733497][ T213] __might_resched.cold (kernel/sched/core.c:9234) [ 16.733503][ T213] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.733509][ T213] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.733516][ T213] __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)) [ 16.733519][ T213] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.733529][ T213] ? 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) [ 16.733532][ T213] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.733538][ T213] put_chars (drivers/char/virtio_console.c:1176) [ 16.733542][ T213] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.733544][ T213] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.733550][ T213] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.733559][ T213] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.733572][ T213] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.733576][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.733579][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.733586][ T213] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.733592][ T213] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.733595][ T213] ? 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)) [ 16.733600][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.733604][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.733611][ T213] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.733618][ T213] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.733620][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.733630][ T213] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.733634][ T213] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.733637][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.733640][ T213] ? 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) [ 16.733646][ T213] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.733649][ T213] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.733654][ T213] vprintk_emit (kernel/printk/printk.c:2479) [ 16.733660][ T213] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.733665][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.733672][ T213] _printk (kernel/printk/printk.c:2504) [ 16.733677][ T213] ? snapshot_read.cold (user.c:?) [ 16.733681][ T213] ? 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) [ 16.733686][ T213] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.733693][ T213] ? 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) [ 16.733697][ T213] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.733702][ T213] ? exit_notify (kernel/exit.c:780) [ 16.733704][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.733709][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.733716][ T213] do_group_exit (kernel/exit.c:1151) [ 16.733721][ T213] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.733724][ T213] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.733727][ T213] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.733732][ T213] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.733737][ T213] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.733740][ T213] RIP: 0033:0x7fd4ae8b31b8 [ 16.733744][ T213] Code: Unable to access opcode bytes at 0x7fd4ae8b318e. Code starting with the faulting instruction =========================================== [ 16.733745][ T213] RSP: 002b:00007fff85aff7e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.733749][ T213] RAX: ffffffffffffffda RBX: 00007fd4ae9e3f88 RCX: 00007fd4ae8b31b8 [ 16.733751][ T213] RDX: 00007fd4ae5fdfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.733752][ T213] RBP: 00007fff85aff840 R08: 0000000000000000 R09: 0000000000000000 [ 16.733754][ T213] R10: 00007fff85aff600 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