====================================== | [ 10.544396][ T213] softirqs last disabled at (30606): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.544398][ T213] Preemption disabled at: | [ 10.544399][ T213] 0x0 | [ 10.544409][ T213] Tainted: [W]=WARN [ 10.544410][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.544412][ T213] Call Trace: [ 10.544413][ T213] [ 10.544414][ T213] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.544421][ T213] __might_resched.cold (kernel/sched/core.c:9234) [ 10.544426][ T213] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.544430][ 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) [ 10.544434][ 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)) [ 10.544436][ T213] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.544442][ 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) [ 10.544445][ T213] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.544449][ T213] put_chars (drivers/char/virtio_console.c:1176) [ 10.544451][ T213] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.544452][ T213] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.544456][ T213] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.544461][ T213] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.544469][ T213] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.544471][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544473][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.544477][ T213] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.544481][ T213] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.544483][ 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)) [ 10.544486][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544487][ T213] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.544491][ T213] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.544495][ T213] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.544497][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.544502][ T213] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.544505][ T213] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.544507][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544508][ 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) [ 10.544512][ T213] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.544514][ T213] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.544516][ T213] vprintk_emit (kernel/printk/printk.c:2479) [ 10.544519][ T213] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.544522][ T213] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.544526][ T213] _printk (kernel/printk/printk.c:2504) [ 10.544529][ T213] ? snapshot_read.cold (user.c:?) [ 10.544532][ 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) [ 10.544535][ T213] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.544538][ 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) [ 10.544541][ T213] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.544545][ T213] ? exit_notify (kernel/exit.c:780) [ 10.544546][ T213] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.544549][ T213] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544552][ T213] do_group_exit (kernel/exit.c:1151) [ 10.544555][ T213] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.544557][ T213] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.544559][ T213] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.544563][ T213] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.544566][ T213] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.544568][ T213] RIP: 0033:0x7f1eedc5f1b8 [ 10.544570][ T213] Code: Unable to access opcode bytes at 0x7f1eedc5f18e. Code starting with the faulting instruction =========================================== [ 10.544571][ T213] RSP: 002b:00007ffcca06ad48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.544574][ T213] RAX: ffffffffffffffda RBX: 00007f1eedd8ff88 RCX: 00007f1eedc5f1b8 [ 10.544575][ T213] RDX: 00007f1eed9a9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.544576][ T213] RBP: 00007ffcca06ada0 R08: 0000000000000000 R09: 0000000000000050 [ 10.544577][ T213] R10: 00007ffcca06ab60 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print