====================================== | [ 9.418263][ T139] softirqs last disabled at (105093): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.418265][ T139] Preemption disabled at: | [ 9.418266][ T139] 0x0 | [ 9.418277][ T139] Tainted: [W]=WARN [ 9.418278][ T139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.418280][ T139] Call Trace: [ 9.418281][ T139] [ 9.418283][ T139] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.418290][ T139] __might_resched.cold (kernel/sched/core.c:9234) [ 9.418295][ T139] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.418299][ T139] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.418304][ T139] __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)) [ 9.418306][ T139] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.418312][ T139] ? 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) [ 9.418315][ T139] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.418318][ T139] put_chars (drivers/char/virtio_console.c:1176) [ 9.418322][ T139] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.418323][ T139] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.418328][ T139] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.418334][ T139] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.418341][ T139] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.418343][ T139] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.418347][ T139] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.418353][ T139] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.418357][ T139] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.418359][ T139] ? 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)) [ 9.418363][ T139] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.418366][ T139] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.418371][ T139] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.418376][ T139] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.418378][ T139] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.418385][ T139] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.418388][ T139] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.418390][ T139] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.418393][ T139] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.418397][ T139] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.418399][ T139] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.418402][ T139] vprintk_emit (kernel/printk/printk.c:2479) [ 9.418407][ T139] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.418411][ T139] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.418415][ T139] _printk (kernel/printk/printk.c:2504) [ 9.418419][ T139] ? snapshot_read.cold (user.c:?) [ 9.418422][ T139] ? 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) [ 9.418424][ T139] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.418428][ T139] ? 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) [ 9.418431][ T139] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.418435][ T139] ? exit_notify (kernel/exit.c:780) [ 9.418437][ T139] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.418440][ T139] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.418444][ T139] do_group_exit (kernel/exit.c:1151) [ 9.418447][ T139] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.418449][ T139] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.418452][ T139] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.418456][ T139] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.418459][ T139] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.418461][ T139] RIP: 0033:0x7fa7488f51b8 [ 9.418463][ T139] Code: Unable to access opcode bytes at 0x7fa7488f518e. Code starting with the faulting instruction =========================================== [ 9.418465][ T139] RSP: 002b:00007ffd3ea52208 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.418467][ T139] RAX: ffffffffffffffda RBX: 00007fa748a25f88 RCX: 00007fa7488f51b8 [ 9.418468][ T139] RDX: 00007fa747930b08 RSI: ffffffffffffff98 RDI: 0000000000000000 [ 9.418469][ T139] RBP: 00007ffd3ea52260 R08: 0000000000000000 R09: 00000000000000a0 [ 9.418470][ T139] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b [ 9.418471][ T139] R13: 0000000000000000 R14: 00007fa748a24680 R15: 00007fa748a25fa0 | [ 16.396504][ T300] softirqs last disabled at (34658): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 16.396506][ T300] Preemption disabled at: | [ 16.396507][ T300] 0x0 | [ 16.396517][ T300] Tainted: [W]=WARN [ 16.396518][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.396520][ T300] Call Trace: [ 16.396521][ T300] [ 16.396523][ T300] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.396529][ T300] __might_resched.cold (kernel/sched/core.c:9234) [ 16.396533][ T300] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.396537][ T300] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.396542][ T300] __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)) [ 16.396544][ T300] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.396550][ T300] ? 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) [ 16.396553][ T300] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.396556][ T300] put_chars (drivers/char/virtio_console.c:1176) [ 16.396559][ T300] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.396560][ T300] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.396565][ T300] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.396570][ T300] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.396577][ T300] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.396579][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.396581][ T300] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.396585][ T300] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.396589][ T300] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.396591][ T300] ? 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)) [ 16.396594][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.396596][ T300] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.396600][ T300] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.396604][ T300] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.396606][ T300] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.396611][ T300] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.396614][ T300] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.396615][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.396618][ T300] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.396621][ T300] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.396623][ T300] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.396626][ T300] vprintk_emit (kernel/printk/printk.c:2479) [ 16.396630][ T300] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.396633][ T300] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.396637][ T300] _printk (kernel/printk/printk.c:2504) [ 16.396640][ T300] ? snapshot_read.cold (user.c:?) [ 16.396643][ T300] ? 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) [ 16.396645][ T300] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.396649][ T300] ? 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) [ 16.396652][ T300] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.396655][ T300] ? exit_notify (kernel/exit.c:780) [ 16.396656][ T300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.396659][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.396663][ T300] do_group_exit (kernel/exit.c:1151) [ 16.396666][ T300] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.396668][ T300] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.396670][ T300] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.396674][ T300] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.396677][ T300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.396679][ T300] RIP: 0033:0x7f0be48311b8 [ 16.396681][ T300] Code: Unable to access opcode bytes at 0x7f0be483118e. Code starting with the faulting instruction =========================================== [ 16.396683][ T300] RSP: 002b:00007ffd15a01678 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.396685][ T300] RAX: ffffffffffffffda RBX: 00007f0be4961f88 RCX: 00007f0be48311b8 [ 16.396687][ T300] RDX: 00007f0be457bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.396687][ T300] RBP: 00007ffd15a016d0 R08: 0000000000000000 R09: 0000000000000000 [ 16.396688][ T300] R10: 00007ffd15a01490 R11: 0000000000000246 R12: 0000000000000001 [ 16.396689][ T300] R13: 0000000000000000 R14: 00007f0be4960680 R15: 00007f0be4961fa0 | [ 19.425906][ C0] | [ 19.425906][ C0] | [ 19.425906][ C0] stack backtrace: | [ 19.425912][ C0] Tainted: [W]=WARN [ 19.425913][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.425914][ C0] Call Trace: [ 19.425916][ C0] [ 19.425917][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.425921][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 19.425923][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 19.425925][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 19.425927][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 19.425929][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 19.425931][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 19.425933][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.425935][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 19.425937][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.425940][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.425942][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 19.425943][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 19.425945][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 19.425947][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.425949][ C0] ? 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)) [ 19.425951][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.425953][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.425955][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.425957][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.425959][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.425961][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.425963][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.425964][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.425966][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.425968][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.425969][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.425971][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 19.425973][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.425976][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 19.425978][ C0] _printk (kernel/printk/printk.c:2504) [ 19.425979][ C0] ? snapshot_read.cold (user.c:?) [ 19.425981][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 19.425983][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.425985][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 19.425986][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.425988][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.425990][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 19.425992][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 19.425994][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 19.425997][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.425999][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.426001][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426003][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 19.426005][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.426007][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 19.426009][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.426011][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.426014][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 19.426016][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 19.426017][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.426019][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426021][ C0] handle_softirqs (kernel/softirq.c:645) [ 19.426023][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.426025][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 19.426027][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 19.426028][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 19.426029][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 19.426031][ C0] [ 19.426031][ C0] [ 19.426032][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 19.426033][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 19.426035][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 19.426037][ C0] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 12 06 02 mov 0x2061294(%rip),%rdi # 0x206129b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 13 a0 00 sub 0xa01358(%rip),%rax # 0xa0136b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 b6 17 00 verw 0x17b613(%rip) # 0x17b63b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 19.426039][ C0] RSP: 0018:ffffffff9b207cf8 EFLAGS: 00000296 [ 19.426041][ C0] RAX: 00000000000aa649 RBX: ffffffff9b22c600 RCX: ffffffff980fa307 [ 19.426043][ C0] RDX: ffffffff9b22c600 RSI: ffffffff9b078e7e RDI: ffffffff9aa8dce0 [ 19.426043][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 19.426044][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3640fa2 [ 19.426045][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 19.426047][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 19.426049][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.426050][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 19.426051][ C0] default_idle_call (kernel/sched/idle.c:122) [ 19.426053][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 19.426054][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 19.426056][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 19.426058][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.426060][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426061][ C0] do_idle (kernel/sched/idle.c:355) [ 19.426063][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 19.426064][ C0] rest_init (init/main.c:727) [ 19.426066][ C0] ? __cpuidle_text_end (??:?) [ 19.426068][ C0] ? rest_init (init/main.c:727) [ 19.426070][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 19.426073][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 19.426075][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 19.426078][ C0] start_kernel (init/main.c:1185) [ 19.426080][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 19.426082][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 19.426084][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 19.426102][ C0] softirqs last disabled at (697931): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.426104][ C0] Preemption disabled at: | [ 19.426104][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 19.426109][ C0] Tainted: [W]=WARN [ 19.426109][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.426110][ C0] Call Trace: [ 19.426111][ C0] [ 19.426111][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.426113][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 19.426115][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 19.426118][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.426121][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426124][ C0] __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)) [ 19.426125][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.426127][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.426129][ C0] ? 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) [ 19.426130][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.426133][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 19.426135][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.426137][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 19.426138][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.426141][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.426142][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426144][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426146][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.426149][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.426150][ C0] ? 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)) [ 19.426152][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426154][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.426156][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.426158][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.426160][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.426162][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.426164][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.426165][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426167][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.426169][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.426170][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.426172][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 19.426174][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.426177][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 19.426178][ C0] _printk (kernel/printk/printk.c:2504) [ 19.426180][ C0] ? snapshot_read.cold (user.c:?) [ 19.426182][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 19.426183][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.426186][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 19.426187][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.426189][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.426190][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 19.426192][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 19.426194][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 19.426196][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.426197][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.426199][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426201][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 19.426203][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.426205][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 19.426206][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.426209][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.426211][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 19.426213][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 19.426215][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.426216][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426218][ C0] handle_softirqs (kernel/softirq.c:645) [ 19.426219][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.426221][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 19.426223][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 19.426224][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 19.426226][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 19.426227][ C0] [ 19.426228][ C0] [ 19.426228][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 19.426229][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 19.426231][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 19.426232][ C0] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 12 06 02 mov 0x2061294(%rip),%rdi # 0x206129b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 13 a0 00 sub 0xa01358(%rip),%rax # 0xa0136b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 b6 17 00 verw 0x17b613(%rip) # 0x17b63b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 19.426233][ C0] RSP: 0018:ffffffff9b207cf8 EFLAGS: 00000296 [ 19.426234][ C0] RAX: 00000000000aa649 RBX: ffffffff9b22c600 RCX: ffffffff980fa307 [ 19.426235][ C0] RDX: ffffffff9b22c600 RSI: ffffffff9b078e7e RDI: ffffffff9aa8dce0 [ 19.426236][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 19.426236][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3640fa2 [ 19.426237][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 19.426238][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 19.426241][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.426242][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 19.426243][ C0] default_idle_call (kernel/sched/idle.c:122) [ 19.426244][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 19.426246][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 19.426247][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 19.426249][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.426250][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.426252][ C0] do_idle (kernel/sched/idle.c:355) [ 19.426253][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 19.426255][ C0] rest_init (init/main.c:727) [ 19.426256][ C0] ? __cpuidle_text_end (??:?) [ 19.426258][ C0] ? rest_init (init/main.c:727) [ 19.426260][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 19.426261][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 19.426263][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 19.426265][ C0] start_kernel (init/main.c:1185) [ 19.426267][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 19.426269][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 19.426271][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 24.541813][ C3] softirqs last disabled at (22858): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 24.541815][ C3] Preemption disabled at: | [ 24.541816][ C3] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 24.541828][ C3] Tainted: [W]=WARN [ 24.541829][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.541831][ C3] Workqueue: ipv6_addrconf addrconf_dad_work [ 24.541837][ C3] Call Trace: [ 24.541838][ C3] [ 24.541840][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.541845][ C3] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 24.541847][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 24.541851][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.541855][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541860][ C3] __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)) [ 24.541863][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.541866][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.541870][ C3] ? 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) [ 24.541872][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.541874][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 24.541876][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.541878][ C3] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 24.541882][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.541885][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.541887][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.541889][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541891][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.541893][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.541896][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.541898][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541900][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541902][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541904][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.541906][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 24.541908][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.541910][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.541913][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.541915][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.541924][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.541926][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541928][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.541929][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.541931][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 24.541933][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.541935][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.541937][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 24.541940][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.541942][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 24.541944][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.541945][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.541947][ C3] _printk (kernel/printk/printk.c:2504) [ 24.541950][ C3] ? snapshot_read.cold (user.c:?) [ 24.541952][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 24.541955][ C3] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 24.541961][ C3] ? idr_get_free (??:?) [ 24.541963][ C3] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 24.541966][ C3] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 24.541970][ C3] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 24.541974][ C3] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 24.541977][ C3] ? __copy_skb_header (net/core/skbuff.c:1564) [ 24.541980][ C3] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 24.541982][ C3] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 24.541984][ C3] __strp_recv (net/strparser/strparser.c:309) [ 24.541989][ C3] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 24.541993][ C3] ? strp_process (net/strparser/strparser.c:335) [ 24.541995][ C3] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 24.541997][ C3] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 24.542000][ C3] strp_read_sock (net/strparser/strparser.c:372) [ 24.542002][ C3] ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23) [ 24.542004][ C3] ? strp_stop (net/strparser/strparser.c:527) [ 24.542006][ C3] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 24.542008][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542010][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.542012][ C3] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 24.542014][ C3] ? ovpn_tcp_data_ready (./include/linux/rcupdate.h:850 drivers/net/ovpn/tcp.c:475) ovpn [ 24.542017][ C3] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 24.542020][ C3] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 24.542023][ C3] ? sk_filter_trim_cap (./include/linux/rcupdate.h:882 net/core/filter.c:174) [ 24.542026][ C3] ? tcp_do_parse_auth_options (net/ipv4/tcp.c:4983) [ 24.542028][ C3] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 24.542030][ C3] ? 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) [ 24.542032][ C3] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 24.542035][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 24.542038][ C3] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.542041][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 24.542044][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 24.542046][ C3] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 24.542049][ C3] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 24.542050][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 24.542052][ C3] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 24.542054][ C3] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 24.542057][ C3] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 24.542058][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 24.542060][ C3] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 24.542062][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 24.542063][ C3] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 24.542065][ C3] ? common_startup_64 (arch/x86/kernel/head_64.S:418) [ 24.542068][ C3] ? 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) [ 24.542070][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.542072][ C3] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 24.542075][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 24.542077][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542079][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542081][ C3] process_backlog (net/core/dev.c:6728) [ 24.542084][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.542086][ C3] __napi_poll (net/core/dev.c:7787) [ 24.542088][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 24.542091][ C3] ? __napi_poll (./include/net/gro.h:507) [ 24.542093][ C3] ? do_raw_spin_lock (kernel/locking/spinlock_debug.c:88 (discriminator 3) kernel/locking/spinlock_debug.c:115 (discriminator 3)) [ 24.542095][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542096][ C3] ? timerqueue_linked_add (./include/linux/rbtree.h:239 ./include/linux/rbtree.h:281 lib/timerqueue.c:96) [ 24.542100][ C3] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 24.542103][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542106][ C3] handle_softirqs (kernel/softirq.c:645) [ 24.542109][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542111][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 24.542112][ C3] ? 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) [ 24.542114][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542116][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 24.542119][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 24.542121][ C3] [ 24.542122][ C3] [ 24.542123][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 24.542126][ C3] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 24.542128][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542130][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 24.542131][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.542133][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542135][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.542136][ C3] ? in6_dev_get (./include/linux/rcupdate.h:850 ./include/net/addrconf.h:406) [ 24.542138][ C3] ? in6_dev_get (./include/linux/rcupdate.h:882 ./include/net/addrconf.h:410) [ 24.542140][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 24.542142][ C3] ? kthread (kernel/kthread.c:436) [ 24.542144][ C3] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 24.542147][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.542148][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542150][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.542151][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 24.542153][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 24.542154][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 24.542155][ C3] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 24.542158][ C3] ? __pi_startup_64_load_idt (./arch/x86/include/asm/desc.h:425 arch/x86/boot/startup/gdt_idt.c:39) [ 24.542161][ C3] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 24.542163][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 24.542165][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542167][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.542169][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542171][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.542173][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 24.542175][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 24.542177][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 24.542179][ C3] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 24.542181][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542183][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.542184][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 24.542185][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542187][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 24.542188][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.542189][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542192][ C3] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 24.542194][ C3] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.542196][ C3] ? ndisc_alloc_skb (./include/linux/rcupdate.h:850 net/ipv6/ndisc.c:434) [ 24.542197][ C3] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 24.542198][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 24.542200][ C3] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 24.542202][ C3] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 24.542204][ C3] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 24.542206][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 24.542207][ C3] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 24.542209][ C3] ? 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) [ 24.542211][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.542212][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542215][ C3] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 24.542216][ C3] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 24.542219][ C3] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 24.542221][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.542223][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542225][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 24.542226][ C3] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 24.542228][ C3] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 24.542231][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542232][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542234][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.542236][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.542238][ C3] process_one_work (kernel/workqueue.c:3387) [ 24.542241][ C3] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 24.542244][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.542246][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.542248][ C3] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 24.542251][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.542253][ C3] kthread (kernel/kthread.c:436) [ 24.542254][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.542255][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.542257][ C3] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.542260][ C3] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.542262][ C3] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.542264][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.542265][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 34.274231][ T613] softirqs last disabled at (0): 0x0 | [ 34.274233][ T613] Preemption disabled at: | [ 34.274234][ T613] 0x0 | [ 34.274245][ T613] Tainted: [W]=WARN [ 34.274246][ T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.274249][ T613] Call Trace: [ 34.274251][ T613] [ 34.274252][ T613] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.274259][ T613] __might_resched.cold (kernel/sched/core.c:9234) [ 34.274264][ T613] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.274269][ T613] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 34.274272][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.274277][ T613] __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)) [ 34.274281][ T613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.274285][ T613] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.274291][ T613] ? 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) [ 34.274293][ T613] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.274296][ T613] put_chars (drivers/char/virtio_console.c:1176) [ 34.274299][ T613] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 34.274301][ T613] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.274304][ T613] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 34.274309][ T613] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.274314][ T613] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.274316][ T613] ? 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) [ 34.274319][ T613] ? vsnprintf (lib/vsprintf.c:2900) [ 34.274323][ T613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.274325][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.274328][ T613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.274331][ T613] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.274335][ T613] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.274338][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.274340][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.274343][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.274348][ T613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.274351][ T613] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.274353][ T613] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.274357][ T613] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.274361][ T613] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.274363][ T613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.274366][ T613] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.274368][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.274371][ T613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.274373][ T613] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.274375][ T613] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 34.274378][ T613] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.274381][ T613] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.274384][ T613] vprintk_emit (kernel/printk/printk.c:2479) [ 34.274387][ T613] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.274391][ T613] _printk (kernel/printk/printk.c:2504) [ 34.274395][ T613] ? snapshot_read.cold (user.c:?) [ 34.274398][ T613] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.274402][ T613] ? 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) [ 34.274404][ T613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.274407][ T613] ? 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) [ 34.274410][ T613] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 34.274414][ T613] ? exit_notify (kernel/exit.c:780) [ 34.274417][ T613] ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79) [ 34.274422][ T613] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 34.274424][ T613] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 34.274427][ T613] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.274431][ T613] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.274433][ T613] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.274436][ T613] RIP: 0033:0x7f0ffa786c49 [ 34.274440][ T613] Code: Unable to access opcode bytes at 0x7f0ffa786c1f. Code starting with the faulting instruction =========================================== [ 34.274442][ T613] RSP: 002b:00007f0ff9f45e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 34.274447][ T613] RAX: ffffffffffffffda RBX: 00007f0ff9f466c0 RCX: 00007f0ffa786c49 [ 34.274448][ T613] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 34.274450][ T613] RBP: 00007f0ff9f45f70 R08: 0000000000000001 R09: 00007f0ff9f466c0 [ 34.274452][ T613] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f0ff9746000 [ 34.274453][ T613] R13: 00007ffe73ecd070 R14: 0000000000000002 R15: 00007ffe73ecd177 | [ 35.784068][ T707] softirqs last disabled at (0): 0x0 | [ 35.784071][ T707] Preemption disabled at: | [ 35.784072][ T707] 0x0 | [ 35.784083][ T707] Tainted: [W]=WARN [ 35.784084][ T707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.784087][ T707] Call Trace: [ 35.784089][ T707] [ 35.784091][ T707] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.784098][ T707] __might_resched.cold (kernel/sched/core.c:9234) [ 35.784103][ T707] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.784108][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784113][ T707] __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)) [ 35.784118][ T707] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.784121][ T707] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.784127][ T707] ? 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) [ 35.784130][ T707] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.784133][ T707] put_chars (drivers/char/virtio_console.c:1176) [ 35.784136][ T707] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.784138][ T707] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 35.784143][ T707] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.784148][ T707] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.784151][ T707] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.784153][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784156][ T707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.784159][ T707] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.784163][ T707] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.784166][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784168][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784171][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784173][ T707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.784176][ T707] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.784179][ T707] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.784182][ T707] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.784186][ T707] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.784189][ T707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.784191][ T707] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.784193][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784196][ T707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.784198][ T707] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.784200][ T707] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 35.784203][ T707] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.784206][ T707] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.784209][ T707] vprintk_emit (kernel/printk/printk.c:2479) [ 35.784212][ T707] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.784215][ T707] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.784218][ T707] ? __kernel_text_address (kernel/extable.c:79) [ 35.784220][ T707] ? write_profile (profile.c:?) [ 35.784223][ T707] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.784227][ T707] _printk (kernel/printk/printk.c:2504) [ 35.784231][ T707] ? snapshot_read.cold (user.c:?) [ 35.784234][ T707] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.784237][ T707] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.784240][ T707] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.784243][ T707] ? netdev_notice (net/core/dev.c:13194) [ 35.784245][ T707] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 35.784253][ T707] ? __module_address (kernel/module/main.c:3915) [ 35.784257][ T707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.784259][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784262][ T707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.784265][ T707] ? ovpn_peer_get_by_id (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1346 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 ./include/linux/kref.h:133 drivers/net/ovpn/peer.h:127 drivers/net/ovpn/peer.c:674) ovpn [ 35.784270][ T707] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.784276][ T707] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.784281][ T707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.784283][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784286][ T707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.784289][ T707] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.784294][ T707] ? 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) [ 35.784297][ T707] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.784303][ T707] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.784308][ T707] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.784314][ T707] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.784318][ T707] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.784322][ T707] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.784326][ T707] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.784333][ T707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.784335][ T707] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.784341][ T707] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.784349][ T707] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.784352][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784356][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784359][ T707] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.784363][ T707] ? write_profile (profile.c:?) [ 35.784365][ T707] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.784368][ T707] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.784371][ T707] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.784374][ T707] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.784378][ T707] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.784383][ T707] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.784387][ T707] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.784390][ T707] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.784393][ T707] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.784396][ T707] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.784399][ T707] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.784402][ T707] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.784406][ T707] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.784409][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784411][ T707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.784414][ T707] genl_rcv (net/netlink/genetlink.c:1218) [ 35.784417][ T707] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.784420][ T707] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.784423][ T707] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.784425][ T707] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.784427][ T707] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 35.784431][ T707] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.784435][ T707] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.784438][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784441][ T707] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.784443][ T707] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.784448][ T707] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.784450][ T707] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.784453][ T707] ? move_addr_to_kernel (net/socket.c:258) [ 35.784457][ T707] ___sys_sendmsg (net/socket.c:2767) [ 35.784460][ T707] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.784463][ T707] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.784470][ T707] __sys_sendmsg (net/socket.c:2799) [ 35.784474][ T707] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.784478][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784481][ T707] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.784484][ T707] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.784487][ T707] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.784490][ T707] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.784493][ T707] RIP: 0033:0x7f60e201954e [ 35.784496][ T707] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.784498][ T707] RSP: 002b:00007fff617d41f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.784503][ T707] RAX: ffffffffffffffda RBX: 0000000018bf8130 RCX: 00007f60e201954e [ 35.784505][ T707] RDX: 0000000000000000 RSI: 00007fff617d4290 RDI: 0000000000000005 [ 35.784506][ T707] RBP: 00007fff617d4200 R08: 0000000000000000 R09: 0000000000000000 [ 35.784508][ T707] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000018bf8200 [ 35.784509][ T707] R13: 00007fff617d4290 R14: 0000000018bf9260 R15: 000000000040bda8 | [ 38.622724][ T759] softirqs last disabled at (0): 0x0 | [ 38.622726][ T759] Preemption disabled at: | [ 38.622727][ T759] 0x0 | [ 38.622738][ T759] Tainted: [W]=WARN [ 38.622739][ T759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.622741][ T759] Call Trace: [ 38.622743][ T759] [ 38.622745][ T759] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.622752][ T759] __might_resched.cold (kernel/sched/core.c:9234) [ 38.622757][ T759] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.622761][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622766][ T759] __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)) [ 38.622771][ T759] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.622774][ T759] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.622780][ T759] ? 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) [ 38.622782][ T759] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.622785][ T759] put_chars (drivers/char/virtio_console.c:1176) [ 38.622789][ T759] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.622791][ T759] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 38.622797][ T759] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.622802][ T759] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.622805][ T759] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.622807][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622810][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.622813][ T759] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.622817][ T759] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.622820][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622823][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622825][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622828][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.622831][ T759] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.622833][ T759] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.622837][ T759] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.622841][ T759] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.622843][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.622845][ T759] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.622848][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622850][ T759] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.622853][ T759] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.622855][ T759] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 38.622858][ T759] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.622861][ T759] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.622864][ T759] vprintk_emit (kernel/printk/printk.c:2479) [ 38.622867][ T759] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.622869][ T759] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 38.622873][ T759] ? __kernel_text_address (kernel/extable.c:79) [ 38.622875][ T759] ? write_profile (profile.c:?) [ 38.622878][ T759] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 38.622882][ T759] _printk (kernel/printk/printk.c:2504) [ 38.622886][ T759] ? snapshot_read.cold (user.c:?) [ 38.622889][ T759] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.622893][ T759] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.622895][ T759] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.622898][ T759] ? netdev_notice (net/core/dev.c:13194) [ 38.622900][ T759] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 38.622908][ T759] ? __module_address (kernel/module/main.c:3915) [ 38.622912][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.622914][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622916][ T759] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.622919][ T759] ? ovpn_peer_get_by_id (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1346 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 ./include/linux/kref.h:133 drivers/net/ovpn/peer.h:127 drivers/net/ovpn/peer.c:674) ovpn [ 38.622924][ T759] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.622930][ T759] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.622934][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.622937][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.622939][ T759] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.622943][ T759] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.622948][ T759] ? 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) [ 38.622950][ T759] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.622956][ T759] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 38.622968][ T759] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 38.622973][ T759] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 38.622978][ T759] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 38.622981][ T759] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 38.622986][ T759] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 38.622993][ T759] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.622996][ T759] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 38.623002][ T759] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 38.623008][ T759] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 38.623010][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.623014][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.623017][ T759] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 38.623021][ T759] ? write_profile (profile.c:?) [ 38.623023][ T759] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 38.623026][ T759] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 38.623030][ T759] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 38.623033][ T759] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 38.623037][ T759] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 38.623041][ T759] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 38.623046][ T759] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 38.623048][ T759] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 38.623052][ T759] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 38.623055][ T759] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 38.623058][ T759] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 38.623061][ T759] ? netlink_ack (./include/linux/skbuff.h:2718) [ 38.623065][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.623067][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.623070][ T759] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.623073][ T759] genl_rcv (net/netlink/genetlink.c:1218) [ 38.623076][ T759] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 38.623079][ T759] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 38.623081][ T759] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.623084][ T759] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 38.623085][ T759] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 38.623090][ T759] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 38.623093][ T759] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 38.623097][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.623099][ T759] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.623102][ T759] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 38.623107][ T759] ? copy_msghdr_from_user (net/socket.c:2650) [ 38.623109][ T759] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 38.623112][ T759] ? move_addr_to_kernel (net/socket.c:258) [ 38.623117][ T759] ___sys_sendmsg (net/socket.c:2767) [ 38.623120][ T759] ? copy_msghdr_from_user (net/socket.c:2619) [ 38.623122][ T759] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 38.623131][ T759] __sys_sendmsg (net/socket.c:2799) [ 38.623135][ T759] ? __sys_sendmsg_sock (net/socket.c:2780) [ 38.623139][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.623142][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.623145][ T759] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 38.623149][ T759] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 38.623152][ T759] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.623155][ T759] RIP: 0033:0x7f66b963254e [ 38.623157][ T759] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 38.623160][ T759] RSP: 002b:00007ffc05110960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 38.623164][ T759] RAX: ffffffffffffffda RBX: 00000000122f8130 RCX: 00007f66b963254e [ 38.623166][ T759] RDX: 0000000000000000 RSI: 00007ffc05110a00 RDI: 0000000000000005 [ 38.623168][ T759] RBP: 00007ffc05110970 R08: 0000000000000000 R09: 0000000000000000 [ 38.623170][ T759] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000122f8200 [ 38.623171][ T759] R13: 00007ffc05110a00 R14: 00000000122f9260 R15: 000000000040bda8 | [ 44.545464][ T64] softirqs last disabled at (14347): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 44.545467][ T64] Preemption disabled at: | [ 44.545468][ T64] 0x0 | [ 44.545483][ T64] Tainted: [W]=WARN [ 44.545485][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.545487][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.545500][ T64] Call Trace: [ 44.545502][ T64] [ 44.545505][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.545512][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 44.545518][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.545522][ T64] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 44.545525][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545530][ T64] __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)) [ 44.545536][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.545539][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.545544][ T64] ? 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) [ 44.545547][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.545550][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 44.545553][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.545556][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.545559][ T64] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 44.545563][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.545568][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.545570][ T64] ? 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) [ 44.545573][ T64] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 44.545576][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.545578][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545581][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.545584][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.545588][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.545591][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545593][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545595][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545598][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.545601][ T64] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.545603][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.545607][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.545611][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.545613][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.545616][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.545618][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545620][ T64] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.545623][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.545625][ T64] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 44.545628][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.545630][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.545633][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 44.545637][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.545639][ T64] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 44.545643][ T64] ? queued_spin_lock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1279 ./arch/x86/include/asm/paravirt-spinlock.h:144 kernel/locking/qspinlock.c:163) [ 44.545645][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545647][ T64] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 44.545651][ T64] _printk (kernel/printk/printk.c:2504) [ 44.545655][ T64] ? snapshot_read.cold (user.c:?) [ 44.545658][ T64] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 44.545660][ T64] ? __mod_zone_page_state (mm/vmstat.c:371) [ 44.545664][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.545668][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.545671][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.545673][ T64] ? netdev_notice (net/core/dev.c:13194) [ 44.545676][ T64] ? free_pcppages_bulk (./include/trace/events/kmem.h:246 (discriminator 22) mm/page_alloc.c:1516 (discriminator 22)) [ 44.545680][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545682][ T64] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 44.545686][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.545693][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.545697][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.545699][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.545701][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545705][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.545710][ T64] ? 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) [ 44.545713][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.545717][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.545720][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545722][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.545724][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.545727][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.545732][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.545736][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.545739][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 44.545745][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.545749][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545752][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.545754][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.545757][ T64] process_one_work (kernel/workqueue.c:3387) [ 44.545763][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.545766][ T64] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.545769][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.545773][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.545777][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.545779][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.545783][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.545786][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.545788][ T64] kthread (kernel/kthread.c:436) [ 44.545791][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.545793][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.545796][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.545800][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.545803][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.545806][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.545809][ T64] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 49.665468][ T64] softirqs last disabled at (14347): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 49.665470][ T64] Preemption disabled at: | [ 49.665471][ T64] 0x0 | [ 49.665483][ T64] Tainted: [W]=WARN [ 49.665484][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.665486][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 49.665495][ T64] Call Trace: [ 49.665496][ T64] [ 49.665498][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 49.665504][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 49.665507][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 49.665511][ T64] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 49.665513][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665518][ T64] __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)) [ 49.665522][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.665524][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.665528][ T64] ? 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) [ 49.665530][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.665532][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 49.665534][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 49.665536][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 49.665538][ T64] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 49.665541][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 49.665545][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 49.665546][ T64] ? 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) [ 49.665547][ T64] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 49.665549][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.665551][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665553][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.665555][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 49.665558][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 49.665560][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665562][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665563][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665565][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.665567][ T64] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 49.665569][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 49.665571][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 49.665574][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 49.665575][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.665577][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 49.665579][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665580][ T64] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 49.665582][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 49.665583][ T64] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 49.665585][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 49.665587][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 49.665589][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 49.665591][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 49.665594][ T64] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 49.665595][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665597][ T64] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 49.665599][ T64] _printk (kernel/printk/printk.c:2504) [ 49.665602][ T64] ? snapshot_read.cold (user.c:?) [ 49.665604][ T64] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 49.665606][ T64] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 49.665607][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 49.665610][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 49.665612][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 49.665614][ T64] ? netdev_notice (net/core/dev.c:13194) [ 49.665615][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665617][ T64] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 49.665621][ T64] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 49.665624][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 49.665628][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 49.665631][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665633][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.665634][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 49.665638][ T64] ? 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) [ 49.665640][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 49.665642][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.665644][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665646][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.665647][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 49.665649][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 49.665651][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 49.665654][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.665656][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 49.665660][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 49.665662][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665664][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.665665][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.665667][ T64] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 49.665669][ T64] process_one_work (kernel/workqueue.c:3387) [ 49.665672][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 49.665674][ T64] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 49.665676][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.665678][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 49.665681][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 49.665682][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 49.665685][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 49.665686][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 49.665688][ T64] kthread (kernel/kthread.c:436) [ 49.665690][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.665691][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 49.665693][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 49.665696][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 49.665697][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 49.665700][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __fib6_clean_all:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print