====================================== | [ 10.165125][ T210] softirqs last disabled at (23715): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.165127][ T210] Preemption disabled at: | [ 10.165128][ T210] 0x0 | [ 10.165138][ T210] Tainted: [W]=WARN [ 10.165138][ T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.165140][ T210] Call Trace: [ 10.165142][ T210] [ 10.165143][ T210] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.165149][ T210] __might_resched.cold (kernel/sched/core.c:9234) [ 10.165154][ T210] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.165158][ 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) [ 10.165162][ 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)) [ 10.165164][ T210] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.165170][ 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) [ 10.165173][ T210] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.165177][ T210] put_chars (drivers/char/virtio_console.c:1176) [ 10.165179][ T210] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.165181][ T210] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.165184][ T210] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.165189][ T210] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.165197][ T210] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.165199][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.165201][ T210] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.165205][ T210] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.165209][ T210] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.165211][ 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)) [ 10.165214][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.165220][ T210] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.165224][ T210] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.165228][ T210] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.165230][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.165238][ T210] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.165241][ T210] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.165242][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.165244][ 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) [ 10.165248][ T210] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.165249][ T210] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.165252][ T210] vprintk_emit (kernel/printk/printk.c:2479) [ 10.165255][ T210] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.165258][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.165262][ T210] _printk (kernel/printk/printk.c:2504) [ 10.165265][ T210] ? snapshot_read.cold (user.c:?) [ 10.165268][ 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) [ 10.165271][ T210] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.165275][ 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) [ 10.165277][ T210] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.165281][ T210] ? exit_notify (kernel/exit.c:780) [ 10.165282][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.165285][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.165288][ T210] do_group_exit (kernel/exit.c:1151) [ 10.165291][ T210] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.165293][ T210] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.165295][ T210] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.165299][ T210] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.165302][ T210] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.165304][ T210] RIP: 0033:0x7ffa2e6b21b8 [ 10.165306][ T210] Code: Unable to access opcode bytes at 0x7ffa2e6b218e. Code starting with the faulting instruction =========================================== [ 10.165307][ T210] RSP: 002b:00007ffe9bd97a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.165309][ T210] RAX: ffffffffffffffda RBX: 00007ffa2e7e2f88 RCX: 00007ffa2e6b21b8 [ 10.165311][ T210] RDX: 00007ffa2e3fcfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.165312][ T210] RBP: 00007ffe9bd97a80 R08: 0000000000000000 R09: 0000000000000050 [ 10.165312][ T210] R10: 00007ffe9bd97840 R11: 0000000000000246 R12: 0000000000000001 [ 10.165313][ T210] R13: 0000000000000000 R14: 00007ffa2e7e1680 R15: 00007ffa2e7e2fa0 | [ 13.065823][ T343] softirqs last disabled at (30060): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 13.065826][ T343] Preemption disabled at: | [ 13.065827][ T343] 0x0 | [ 13.065836][ T343] Tainted: [W]=WARN [ 13.065837][ T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.065839][ T343] Call Trace: [ 13.065840][ T343] [ 13.065842][ T343] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.065848][ T343] __might_resched.cold (kernel/sched/core.c:9234) [ 13.065853][ T343] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.065857][ T343] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.065861][ T343] __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)) [ 13.065863][ T343] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.065869][ T343] ? 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) [ 13.065872][ T343] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.065876][ T343] put_chars (drivers/char/virtio_console.c:1176) [ 13.065878][ T343] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.065879][ T343] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.065883][ T343] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.065888][ T343] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.065895][ T343] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.065898][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.065900][ T343] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.065904][ T343] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.065908][ T343] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.065910][ T343] ? 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)) [ 13.065913][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.065914][ T343] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.065918][ T343] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.065922][ T343] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.065924][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.065929][ T343] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.065932][ T343] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.065934][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.065936][ T343] ? 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) [ 13.065939][ T343] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.065941][ T343] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.065944][ T343] vprintk_emit (kernel/printk/printk.c:2479) [ 13.065947][ T343] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.065949][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.065953][ T343] _printk (kernel/printk/printk.c:2504) [ 13.065957][ T343] ? snapshot_read.cold (user.c:?) [ 13.065959][ T343] ? 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) [ 13.065962][ T343] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.065966][ T343] ? 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) [ 13.065968][ T343] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.065972][ T343] ? exit_notify (kernel/exit.c:780) [ 13.065973][ T343] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.065976][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.065979][ T343] do_group_exit (kernel/exit.c:1151) [ 13.065982][ T343] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.065984][ T343] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.065986][ T343] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.065990][ T343] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.065993][ T343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.065995][ T343] RIP: 0033:0x7f2bee22d1b8 [ 13.065998][ T343] Code: Unable to access opcode bytes at 0x7f2bee22d18e. Code starting with the faulting instruction =========================================== [ 13.065999][ T343] RSP: 002b:00007ffef1d3a7e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.066001][ T343] RAX: ffffffffffffffda RBX: 00007f2bee35df88 RCX: 00007f2bee22d1b8 [ 13.066003][ T343] RDX: 00007f2bedf77fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.066003][ T343] RBP: 00007ffef1d3a840 R08: 0000000000000000 R09: 0000000000008040 [ 13.066004][ T343] R10: 00007ffef1d3a600 R11: 0000000000000246 R12: 0000000000000001 [ 13.066005][ T343] R13: 0000000000000000 R14: 00007f2bee35c680 R15: 00007f2bee35dfa0 | [ 19.014502][ T594] softirqs last disabled at (32889): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.014504][ T594] Preemption disabled at: | [ 19.014505][ T594] 0x0 | [ 19.014514][ T594] Tainted: [W]=WARN [ 19.014515][ T594] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.014517][ T594] Call Trace: [ 19.014519][ T594] [ 19.014520][ T594] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.014526][ T594] __might_resched.cold (kernel/sched/core.c:9234) [ 19.014531][ T594] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.014535][ T594] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.014540][ T594] __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)) [ 19.014542][ T594] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.014548][ T594] ? 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) [ 19.014551][ T594] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.014555][ T594] put_chars (drivers/char/virtio_console.c:1176) [ 19.014557][ T594] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.014558][ T594] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.014562][ T594] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.014567][ T594] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.014574][ T594] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.014577][ T594] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.014579][ T594] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.014583][ T594] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.014587][ T594] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.014589][ T594] ? 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)) [ 19.014592][ T594] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.014593][ T594] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.014597][ T594] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.014602][ T594] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.014604][ T594] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.014609][ T594] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.014611][ T594] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.014613][ T594] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.014615][ T594] ? 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) [ 19.014618][ T594] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.014620][ T594] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.014623][ T594] vprintk_emit (kernel/printk/printk.c:2479) [ 19.014626][ T594] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.014629][ T594] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.014632][ T594] _printk (kernel/printk/printk.c:2504) [ 19.014636][ T594] ? snapshot_read.cold (user.c:?) [ 19.014639][ T594] ? 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) [ 19.014641][ T594] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.014645][ T594] ? 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) [ 19.014648][ T594] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 19.014651][ T594] ? exit_notify (kernel/exit.c:780) [ 19.014653][ T594] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.014655][ T594] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.014659][ T594] do_group_exit (kernel/exit.c:1151) [ 19.014661][ T594] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 19.014663][ T594] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 19.014666][ T594] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.014670][ T594] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.014673][ T594] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.014675][ T594] RIP: 0033:0x7fa7cef411b8 [ 19.014677][ T594] Code: Unable to access opcode bytes at 0x7fa7cef4118e. Code starting with the faulting instruction =========================================== [ 19.014678][ T594] RSP: 002b:00007ffcf98486d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.014680][ T594] RAX: ffffffffffffffda RBX: 00007fa7cf071f88 RCX: 00007fa7cef411b8 [ 19.014682][ T594] RDX: 00007fa7cec8bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 19.014683][ T594] RBP: 00007ffcf9848730 R08: 0000000000000000 R09: 0000000000000050 [ 19.014683][ T594] R10: 00007ffcf98484f0 R11: 0000000000000246 R12: 0000000000000001 [ 19.014684][ T594] R13: 0000000000000000 R14: 00007fa7cf070680 R15: 00007fa7cf071fa0 | [ 25.322543][ T873] softirqs last disabled at (19694): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 25.322546][ T873] Preemption disabled at: | [ 25.322546][ T873] 0x0 | [ 25.322556][ T873] Tainted: [W]=WARN [ 25.322557][ T873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.322559][ T873] Call Trace: [ 25.322560][ T873] [ 25.322562][ T873] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.322568][ T873] __might_resched.cold (kernel/sched/core.c:9234) [ 25.322572][ T873] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.322576][ T873] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.322580][ T873] __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)) [ 25.322582][ T873] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.322588][ T873] ? 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) [ 25.322591][ T873] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.322595][ T873] put_chars (drivers/char/virtio_console.c:1176) [ 25.322597][ T873] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.322598][ T873] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.322602][ T873] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.322607][ T873] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.322615][ T873] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.322617][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.322619][ T873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.322623][ T873] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.322627][ T873] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.322629][ T873] ? 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)) [ 25.322632][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.322634][ T873] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.322638][ T873] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.322642][ T873] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.322644][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.322649][ T873] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.322652][ T873] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.322654][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.322655][ T873] ? 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) [ 25.322659][ T873] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.322661][ T873] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.322663][ T873] vprintk_emit (kernel/printk/printk.c:2479) [ 25.322666][ T873] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.322669][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.322673][ T873] _printk (kernel/printk/printk.c:2504) [ 25.322677][ T873] ? snapshot_read.cold (user.c:?) [ 25.322679][ T873] ? 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) [ 25.322682][ T873] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.322686][ T873] ? 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) [ 25.322688][ T873] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 25.322692][ T873] ? exit_notify (kernel/exit.c:780) [ 25.322693][ T873] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.322696][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.322699][ T873] do_group_exit (kernel/exit.c:1151) [ 25.322702][ T873] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 25.322704][ T873] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 25.322707][ T873] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.322710][ T873] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.322713][ T873] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.322715][ T873] RIP: 0033:0x7f7c7b22a1b8 [ 25.322717][ T873] Code: Unable to access opcode bytes at 0x7f7c7b22a18e. Code starting with the faulting instruction =========================================== [ 25.322718][ T873] RSP: 002b:00007ffc629956b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.322721][ T873] RAX: ffffffffffffffda RBX: 00007f7c7b35af88 RCX: 00007f7c7b22a1b8 [ 25.322722][ T873] RDX: 00007f7c7af74fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 25.322723][ T873] RBP: 00007ffc62995710 R08: 0000000000000000 R09: 0000000000000050 [ 25.322724][ T873] R10: 00007ffc629954d0 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