====================================== | [ 9.838369][ T187] softirqs last disabled at (30712): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.838372][ T187] Preemption disabled at: | [ 9.838372][ T187] 0x0 | [ 9.838382][ T187] Tainted: [W]=WARN [ 9.838383][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.838384][ T187] Call Trace: [ 9.838386][ T187] [ 9.838387][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.838394][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.838398][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.838402][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.838407][ T187] __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)) [ 9.838410][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.838415][ T187] ? 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) [ 9.838418][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.838421][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.838424][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.838425][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.838430][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.838435][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.838445][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.838447][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.838449][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.838453][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.838457][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.838459][ T187] ? 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)) [ 9.838462][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.838464][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.838468][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.838472][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.838474][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.838479][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.838482][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.838484][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.838486][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.838489][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.838491][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.838495][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.838498][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.838502][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.838505][ T187] _printk (kernel/printk/printk.c:2504) [ 9.838509][ T187] ? snapshot_read.cold (user.c:?) [ 9.838512][ T187] ? 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) [ 9.838514][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.838518][ T187] ? 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) [ 9.838521][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.838525][ T187] ? exit_notify (kernel/exit.c:780) [ 9.838527][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.838530][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.838534][ T187] do_group_exit (kernel/exit.c:1151) [ 9.838536][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.838538][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.838540][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.838543][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.838547][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.838549][ T187] RIP: 0033:0x7f24afc7b1b8 [ 9.838551][ T187] Code: Unable to access opcode bytes at 0x7f24afc7b18e. Code starting with the faulting instruction =========================================== [ 9.838552][ T187] RSP: 002b:00007ffdf7873eb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.838555][ T187] RAX: ffffffffffffffda RBX: 00007f24afdabf88 RCX: 00007f24afc7b1b8 [ 9.838556][ T187] RDX: 00007f24af9c5fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.838557][ T187] RBP: 00007ffdf7873f10 R08: 0000000000000000 R09: 0000000000008010 [ 9.838558][ T187] R10: 00007ffdf7873cd0 R11: 0000000000000246 R12: 0000000000000001 [ 9.838559][ T187] R13: 0000000000000000 R14: 00007f24afdaa680 R15: 00007f24afdabfa0 | [ 157.969135][ T1049] softirqs last disabled at (18050): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 157.969137][ T1049] Preemption disabled at: | [ 157.969138][ T1049] 0x0 | [ 157.969148][ T1049] Tainted: [W]=WARN [ 157.969149][ T1049] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 157.969150][ T1049] Call Trace: [ 157.969153][ T1049] [ 157.969155][ T1049] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 157.969161][ T1049] __might_resched.cold (kernel/sched/core.c:9234) [ 157.969166][ T1049] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 157.969170][ T1049] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 157.969175][ T1049] __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)) [ 157.969177][ T1049] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 157.969182][ T1049] ? 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) [ 157.969185][ T1049] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 157.969188][ T1049] put_chars (drivers/char/virtio_console.c:1176) [ 157.969191][ T1049] ? __send_to_port (drivers/char/virtio_console.c:654) [ 157.969192][ T1049] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 157.969197][ T1049] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 157.969202][ T1049] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 157.969208][ T1049] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 157.969210][ T1049] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.969213][ T1049] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 157.969217][ T1049] console_emit_next_record (kernel/printk/printk.c:3183) [ 157.969220][ T1049] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 157.969222][ T1049] ? 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)) [ 157.969225][ T1049] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.969228][ T1049] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 157.969231][ T1049] console_flush_one_record (kernel/printk/printk.c:3268) [ 157.969235][ T1049] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 157.969237][ T1049] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 157.969242][ T1049] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 157.969245][ T1049] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 157.969247][ T1049] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.969249][ T1049] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 157.969253][ T1049] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 157.969255][ T1049] ? vprintk_emit (kernel/printk/printk.c:2478) [ 157.969258][ T1049] vprintk_emit (kernel/printk/printk.c:2479) [ 157.969261][ T1049] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 157.969265][ T1049] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 157.969268][ T1049] _printk (kernel/printk/printk.c:2504) [ 157.969272][ T1049] ? snapshot_read.cold (user.c:?) [ 157.969275][ T1049] ? 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) [ 157.969277][ T1049] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 157.969281][ T1049] ? 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) [ 157.969284][ T1049] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 157.969287][ T1049] ? exit_notify (kernel/exit.c:780) [ 157.969289][ T1049] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 157.969292][ T1049] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 157.969296][ T1049] do_group_exit (kernel/exit.c:1151) [ 157.969298][ T1049] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 157.969300][ T1049] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 157.969302][ T1049] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 157.969304][ T1049] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 157.969307][ T1049] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 157.969309][ T1049] RIP: 0033:0x7fcf87c7c1b8 [ 157.969312][ T1049] Code: Unable to access opcode bytes at 0x7fcf87c7c18e. Code starting with the faulting instruction =========================================== [ 157.969313][ T1049] RSP: 002b:00007fff6f4afa58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 157.969315][ T1049] RAX: ffffffffffffffda RBX: 00007fcf87dacf88 RCX: 00007fcf87c7c1b8 [ 157.969317][ T1049] RDX: 00007fcf879c6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 157.969318][ T1049] RBP: 00007fff6f4afab0 R08: 0000000000000000 R09: 0000000000000020 [ 157.969319][ T1049] R10: 00007fff6f4af870 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print