====================================== | [ 9.636774][ T214] softirqs last disabled at (18956): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.636777][ T214] Preemption disabled at: | [ 9.636778][ T214] 0x0 | [ 9.636787][ T214] Tainted: [W]=WARN [ 9.636789][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.636790][ T214] Call Trace: [ 9.636792][ T214] [ 9.636794][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.636800][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 9.636804][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.636808][ T214] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.636812][ T214] __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)) [ 9.636814][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.636821][ T214] ? 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) [ 9.636823][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.636827][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 9.636829][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.636831][ T214] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.636834][ T214] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.636840][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.636847][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.636849][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.636851][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.636855][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.636859][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.636861][ T214] ? 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)) [ 9.636864][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.636866][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.636870][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.636874][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.636876][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.636881][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.636884][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.636886][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.636887][ T214] ? 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) [ 9.636891][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.636893][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.636895][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 9.636898][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.636901][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.636905][ T214] _printk (kernel/printk/printk.c:2504) [ 9.636908][ T214] ? snapshot_read.cold (user.c:?) [ 9.636911][ T214] ? 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) [ 9.636914][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.636917][ T214] ? 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) [ 9.636920][ T214] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.636924][ T214] ? exit_notify (kernel/exit.c:780) [ 9.636925][ T214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.636928][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.636931][ T214] do_group_exit (kernel/exit.c:1151) [ 9.636934][ T214] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.636936][ T214] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.636938][ T214] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.636942][ T214] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.636945][ T214] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.636947][ T214] RIP: 0033:0x7faf08f9b1b8 [ 9.636949][ T214] Code: Unable to access opcode bytes at 0x7faf08f9b18e. Code starting with the faulting instruction =========================================== [ 9.636950][ T214] RSP: 002b:00007ffc52415da8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.636953][ T214] RAX: ffffffffffffffda RBX: 00007faf090cbf88 RCX: 00007faf08f9b1b8 [ 9.636954][ T214] RDX: 00007faf08ce5fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.636955][ T214] RBP: 00007ffc52415e00 R08: 0000000000000000 R09: 0000000000000050 [ 9.636956][ T214] R10: 00007ffc52415bc0 R11: 0000000000000246 R12: 0000000000000001 [ 9.636956][ T214] R13: 0000000000000000 R14: 00007faf090ca680 R15: 00007faf090cbfa0 | [ 11.656867][ T293] softirqs last disabled at (38063): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.656869][ T293] Preemption disabled at: | [ 11.656870][ T293] 0x0 | [ 11.656880][ T293] Tainted: [W]=WARN [ 11.656881][ T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.656882][ T293] Call Trace: [ 11.656884][ T293] [ 11.656885][ T293] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.656892][ T293] __might_resched.cold (kernel/sched/core.c:9234) [ 11.656896][ T293] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.656900][ T293] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.656905][ T293] __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)) [ 11.656907][ T293] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.656913][ T293] ? 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) [ 11.656916][ T293] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.656920][ T293] put_chars (drivers/char/virtio_console.c:1176) [ 11.656922][ T293] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.656923][ T293] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.656927][ T293] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.656932][ T293] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.656940][ T293] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.656942][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.656945][ T293] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.656948][ T293] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.656952][ T293] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.656954][ T293] ? 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)) [ 11.656957][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.656959][ T293] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.656963][ T293] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.656967][ T293] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.656969][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.656974][ T293] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.656977][ T293] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.656979][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.656980][ T293] ? 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) [ 11.656984][ T293] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.656985][ T293] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.656988][ T293] vprintk_emit (kernel/printk/printk.c:2479) [ 11.656991][ T293] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.656994][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.656997][ T293] _printk (kernel/printk/printk.c:2504) [ 11.657001][ T293] ? snapshot_read.cold (user.c:?) [ 11.657004][ T293] ? 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) [ 11.657006][ T293] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.657015][ T293] ? 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) [ 11.657017][ T293] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.657021][ T293] ? exit_notify (kernel/exit.c:780) [ 11.657022][ T293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.657025][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.657029][ T293] do_group_exit (kernel/exit.c:1151) [ 11.657031][ T293] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.657033][ T293] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.657036][ T293] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.657039][ T293] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.657042][ T293] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.657044][ T293] RIP: 0033:0x7f35966861b8 [ 11.657046][ T293] Code: Unable to access opcode bytes at 0x7f359668618e. Code starting with the faulting instruction =========================================== [ 11.657047][ T293] RSP: 002b:00007ffe47bdb5d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.657050][ T293] RAX: ffffffffffffffda RBX: 00007f35967b6f88 RCX: 00007f35966861b8 [ 11.657051][ T293] RDX: 00007f35965c3a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.657052][ T293] RBP: 00007ffe47bdb630 R08: 0000000000000000 R09: 0000000000000030 [ 11.657053][ T293] R10: 00007ffe47bdb470 R11: 0000000000000246 R12: 0000000000000002 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