====================================== | [ 9.212297][ T199] softirqs last disabled at (18340): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.212299][ T199] Preemption disabled at: | [ 9.212300][ T199] 0x0 | [ 9.212309][ T199] Tainted: [W]=WARN [ 9.212311][ T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.212312][ T199] Call Trace: [ 9.212314][ T199] [ 9.212315][ T199] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.212321][ T199] __might_resched.cold (kernel/sched/core.c:9234) [ 9.212326][ T199] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.212330][ T199] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.212335][ T199] __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)) [ 9.212336][ T199] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.212343][ T199] ? 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) [ 9.212345][ T199] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.212349][ T199] put_chars (drivers/char/virtio_console.c:1176) [ 9.212351][ T199] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.212352][ T199] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.212356][ T199] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.212361][ T199] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.212369][ T199] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.212371][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.212373][ T199] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.212377][ T199] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.212381][ T199] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.212383][ T199] ? 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)) [ 9.212386][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.212388][ T199] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.212392][ T199] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.212396][ T199] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.212397][ T199] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.212403][ T199] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.212405][ T199] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.212407][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.212409][ T199] ? 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) [ 9.212413][ T199] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.212415][ T199] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.212417][ T199] vprintk_emit (kernel/printk/printk.c:2479) [ 9.212421][ T199] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.212423][ T199] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.212427][ T199] _printk (kernel/printk/printk.c:2504) [ 9.212431][ T199] ? snapshot_read.cold (user.c:?) [ 9.212433][ T199] ? 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) [ 9.212436][ T199] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.212440][ T199] ? 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) [ 9.212442][ T199] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.212446][ T199] ? exit_notify (kernel/exit.c:780) [ 9.212447][ T199] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.212450][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.212454][ T199] do_group_exit (kernel/exit.c:1151) [ 9.212457][ T199] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.212458][ T199] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.212461][ T199] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.212464][ T199] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.212467][ T199] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.212470][ T199] RIP: 0033:0x7efddbf081b8 [ 9.212472][ T199] Code: Unable to access opcode bytes at 0x7efddbf0818e. Code starting with the faulting instruction =========================================== [ 9.212473][ T199] RSP: 002b:00007ffe6cc0f088 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.212475][ T199] RAX: ffffffffffffffda RBX: 00007efddc038f88 RCX: 00007efddbf081b8 [ 9.212476][ T199] RDX: 00007efddbc52fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.212477][ T199] RBP: 00007ffe6cc0f0e0 R08: 0000000000000000 R09: 0000000000000050 [ 9.212478][ T199] R10: 00007ffe6cc0eea0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print