====================================== | [ 17.663311][ T347] softirqs last disabled at (17300): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 17.663313][ T347] Preemption disabled at: | [ 17.663314][ T347] 0x0 | [ 17.663324][ T347] Tainted: [W]=WARN [ 17.663325][ T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.663327][ T347] Call Trace: [ 17.663328][ T347] [ 17.663330][ T347] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.663336][ T347] __might_resched.cold (kernel/sched/core.c:9234) [ 17.663341][ T347] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.663347][ T347] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.663352][ T347] __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)) [ 17.663354][ T347] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.663360][ T347] ? 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) [ 17.663363][ T347] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.663367][ T347] put_chars (drivers/char/virtio_console.c:1176) [ 17.663369][ T347] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.663370][ T347] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.663374][ T347] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.663379][ T347] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.663387][ T347] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.663389][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.663391][ T347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.663395][ T347] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.663399][ T347] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.663401][ T347] ? 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)) [ 17.663404][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.663405][ T347] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.663409][ T347] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.663413][ T347] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.663415][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.663420][ T347] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.663423][ T347] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.663425][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.663426][ T347] ? 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) [ 17.663430][ T347] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.663432][ T347] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.663435][ T347] vprintk_emit (kernel/printk/printk.c:2479) [ 17.663438][ T347] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.663440][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.663444][ T347] _printk (kernel/printk/printk.c:2504) [ 17.663448][ T347] ? snapshot_read.cold (user.c:?) [ 17.663454][ T347] ? 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) [ 17.663457][ T347] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.663461][ T347] ? 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) [ 17.663463][ T347] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 17.663467][ T347] ? exit_notify (kernel/exit.c:780) [ 17.663468][ T347] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.663471][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.663474][ T347] do_group_exit (kernel/exit.c:1151) [ 17.663477][ T347] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 17.663479][ T347] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 17.663481][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.663485][ T347] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.663488][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.663490][ T347] RIP: 0033:0x7f0853ab51b8 [ 17.663493][ T347] Code: Unable to access opcode bytes at 0x7f0853ab518e. Code starting with the faulting instruction =========================================== [ 17.663494][ T347] RSP: 002b:00007ffcb23dd3d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.663496][ T347] RAX: ffffffffffffffda RBX: 00007f0853be5f88 RCX: 00007f0853ab51b8 [ 17.663497][ T347] RDX: 00007f08537fffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 17.663498][ T347] RBP: 00007ffcb23dd430 R08: 0000000000000000 R09: 0000000000000060 [ 17.663499][ T347] R10: 00007ffcb23dd1f0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print