====================================== | [ 32.936721][ T320] softirqs last disabled at (21726): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 32.936724][ T320] Preemption disabled at: | [ 32.936724][ T320] 0x0 | [ 32.936735][ T320] Tainted: [W]=WARN [ 32.936736][ T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.936738][ T320] Call Trace: [ 32.936740][ T320] [ 32.936741][ T320] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.936748][ T320] __might_resched.cold (kernel/sched/core.c:9234) [ 32.936752][ T320] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.936757][ T320] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.936762][ T320] __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)) [ 32.936764][ T320] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.936770][ T320] ? 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) [ 32.936773][ T320] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.936776][ T320] put_chars (drivers/char/virtio_console.c:1176) [ 32.936779][ T320] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.936781][ T320] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.936784][ T320] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.936787][ T320] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.936792][ T320] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.936795][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.936796][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.936800][ T320] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.936804][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.936807][ T320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.936810][ T320] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.936814][ T320] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.936819][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.936821][ T320] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.936825][ T320] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.936829][ T320] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.936830][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.936836][ T320] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.936838][ T320] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.936840][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.936842][ T320] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.936846][ T320] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.936847][ T320] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.936851][ T320] vprintk_emit (kernel/printk/printk.c:2479) [ 32.936854][ T320] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.936858][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.936861][ T320] _printk (kernel/printk/printk.c:2504) [ 32.936865][ T320] ? snapshot_read.cold (user.c:?) [ 32.936868][ T320] ? 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) [ 32.936871][ T320] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.936874][ T320] ? 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) [ 32.936877][ T320] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 32.936881][ T320] ? exit_notify (kernel/exit.c:780) [ 32.936883][ T320] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.936886][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.936890][ T320] do_group_exit (kernel/exit.c:1151) [ 32.936893][ T320] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 32.936896][ T320] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 32.936898][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.936901][ T320] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.936905][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.936907][ T320] RIP: 0033:0x7ff7220311b8 [ 32.936910][ T320] Code: Unable to access opcode bytes at 0x7ff72203118e. Code starting with the faulting instruction =========================================== [ 32.936911][ T320] RSP: 002b:00007ffdaf391f08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 32.936913][ T320] RAX: ffffffffffffffda RBX: 00007ff722161f88 RCX: 00007ff7220311b8 [ 32.936915][ T320] RDX: 00007ff721d7bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 32.936916][ T320] RBP: 00007ffdaf391f60 R08: 0000000000000000 R09: 0000000000000050 [ 32.936917][ T320] R10: 00007ffdaf391d20 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print