====================================== | [ 15.148108][ T302] softirqs last disabled at (44387): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.148110][ T302] Preemption disabled at: | [ 15.148111][ T302] 0x0 | [ 15.148121][ T302] Tainted: [W]=WARN [ 15.148122][ T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.148124][ T302] Call Trace: [ 15.148125][ T302] [ 15.148127][ T302] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.148133][ T302] __might_resched.cold (kernel/sched/core.c:9234) [ 15.148138][ T302] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.148142][ T302] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.148147][ T302] __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)) [ 15.148150][ T302] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.148156][ T302] ? 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) [ 15.148159][ T302] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.148162][ T302] put_chars (drivers/char/virtio_console.c:1176) [ 15.148165][ T302] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.148166][ T302] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.148171][ T302] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.148177][ T302] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.148183][ T302] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.148186][ T302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.148188][ T302] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.148193][ T302] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.148196][ T302] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.148198][ T302] ? 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)) [ 15.148202][ T302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.148204][ T302] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.148208][ T302] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.148212][ T302] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.148214][ T302] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.148219][ T302] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.148222][ T302] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.148224][ T302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.148227][ T302] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.148231][ T302] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.148232][ T302] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.148236][ T302] vprintk_emit (kernel/printk/printk.c:2479) [ 15.148240][ T302] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.148243][ T302] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.148247][ T302] _printk (kernel/printk/printk.c:2504) [ 15.148251][ T302] ? snapshot_read.cold (user.c:?) [ 15.148254][ T302] ? 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) [ 15.148256][ T302] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.148260][ T302] ? 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) [ 15.148263][ T302] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.148267][ T302] ? exit_notify (kernel/exit.c:780) [ 15.148268][ T302] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.148271][ T302] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.148275][ T302] do_group_exit (kernel/exit.c:1151) [ 15.148278][ T302] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.148280][ T302] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.148283][ T302] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.148286][ T302] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.148289][ T302] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.148292][ T302] RIP: 0033:0x7fdd8f3511b8 [ 15.148294][ T302] Code: Unable to access opcode bytes at 0x7fdd8f35118e. Code starting with the faulting instruction =========================================== [ 15.148295][ T302] RSP: 002b:00007ffd0325f318 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.148298][ T302] RAX: ffffffffffffffda RBX: 00007fdd8f481f88 RCX: 00007fdd8f3511b8 [ 15.148299][ T302] RDX: 00007fdd8f09bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.148300][ T302] RBP: 00007ffd0325f370 R08: 0000000000000000 R09: 0000000000000000 [ 15.148301][ T302] R10: 00007ffd0325f130 R11: 0000000000000246 R12: 0000000000000001 [ 15.148302][ T302] R13: 0000000000000000 R14: 00007fdd8f480680 R15: 00007fdd8f481fa0 | [ 25.088310][ T725] softirqs last disabled at (78815): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 25.088312][ T725] Preemption disabled at: | [ 25.088313][ T725] 0x0 | [ 25.088323][ T725] Tainted: [W]=WARN [ 25.088324][ T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.088325][ T725] Call Trace: [ 25.088327][ T725] [ 25.088328][ T725] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.088335][ T725] __might_resched.cold (kernel/sched/core.c:9234) [ 25.088339][ T725] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.088344][ T725] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.088349][ T725] __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)) [ 25.088351][ T725] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.088357][ T725] ? 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) [ 25.088360][ T725] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.088363][ T725] put_chars (drivers/char/virtio_console.c:1176) [ 25.088366][ T725] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.088368][ T725] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.088373][ T725] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.088378][ T725] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.088385][ T725] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.088387][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.088389][ T725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.088393][ T725] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.088397][ T725] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.088399][ T725] ? 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)) [ 25.088402][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.088404][ T725] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.088408][ T725] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.088412][ T725] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.088414][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.088419][ T725] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.088422][ T725] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.088424][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.088426][ T725] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.088430][ T725] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.088432][ T725] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.088435][ T725] vprintk_emit (kernel/printk/printk.c:2479) [ 25.088439][ T725] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.088442][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.088446][ T725] _printk (kernel/printk/printk.c:2504) [ 25.088450][ T725] ? snapshot_read.cold (user.c:?) [ 25.088453][ T725] ? 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) [ 25.088455][ T725] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.088459][ T725] ? 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) [ 25.088462][ T725] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 25.088465][ T725] ? exit_notify (kernel/exit.c:780) [ 25.088467][ T725] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.088469][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.088473][ T725] do_group_exit (kernel/exit.c:1151) [ 25.088476][ T725] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 25.088478][ T725] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 25.088481][ T725] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.088485][ T725] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.088488][ T725] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.088492][ T725] RIP: 0033:0x7f4e1b8961b8 [ 25.088495][ T725] Code: Unable to access opcode bytes at 0x7f4e1b89618e. Code starting with the faulting instruction =========================================== [ 25.088496][ T725] RSP: 002b:00007ffcc579b868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.088499][ T725] RAX: ffffffffffffffda RBX: 00007f4e1b9c6f88 RCX: 00007f4e1b8961b8 [ 25.088501][ T725] RDX: 00007f4e1b6277c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 25.088502][ T725] RBP: 00007ffcc579b8c0 R08: 0000000000000000 R09: 0000000000000050 [ 25.088503][ T725] R10: 00007ffcc579b6e0 R11: 0000000000000246 R12: 0000000000000002 [ 25.088504][ T725] R13: 0000000000000000 R14: 00007f4e1b9c5680 R15: 00007f4e1b9c6fa0 | [ 29.715183][ T753] softirqs last disabled at (7643891): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 29.715185][ T753] Preemption disabled at: | [ 29.715186][ T753] 0x0 | [ 29.715198][ T753] Tainted: [W]=WARN [ 29.715199][ T753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.715200][ T753] Call Trace: [ 29.715202][ T753] [ 29.715203][ T753] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.715209][ T753] __might_resched.cold (kernel/sched/core.c:9234) [ 29.715214][ T753] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.715218][ T753] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 29.715223][ T753] __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)) [ 29.715225][ T753] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.715232][ T753] ? 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) [ 29.715234][ T753] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.715238][ T753] put_chars (drivers/char/virtio_console.c:1176) [ 29.715240][ T753] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 29.715242][ T753] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.715245][ T753] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 29.715250][ T753] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.715252][ T753] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.715255][ T753] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.715259][ T753] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.715261][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.715263][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.715266][ T753] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.715269][ T753] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 29.715272][ T753] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.715274][ T753] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.715278][ T753] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.715282][ T753] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.715283][ T753] ? 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)) [ 29.715287][ T753] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.715289][ T753] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.715293][ T753] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.715297][ T753] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.715299][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.715304][ T753] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.715307][ T753] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.715309][ T753] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.715311][ T753] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.715315][ T753] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.715317][ T753] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.715320][ T753] vprintk_emit (kernel/printk/printk.c:2479) [ 29.715324][ T753] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.715327][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.715331][ T753] _printk (kernel/printk/printk.c:2504) [ 29.715334][ T753] ? snapshot_read.cold (user.c:?) [ 29.715337][ T753] ? 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) [ 29.715340][ T753] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.715343][ T753] ? 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) [ 29.715346][ T753] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 29.715350][ T753] ? exit_notify (kernel/exit.c:780) [ 29.715355][ T753] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 29.715356][ T753] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 29.715359][ T753] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.715363][ T753] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.715366][ T753] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.715368][ T753] RIP: 0033:0x7f392feffc49 [ 29.715370][ T753] Code: Unable to access opcode bytes at 0x7f392feffc1f. Code starting with the faulting instruction =========================================== [ 29.715372][ T753] RSP: 002b:00007f392f6bee60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 29.715374][ T753] RAX: ffffffffffffffda RBX: 00007f392f6bf6c0 RCX: 00007f392feffc49 [ 29.715375][ T753] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 29.715376][ T753] RBP: 00007f392f6bef70 R08: 0000000000000001 R09: 00007f392f6bf6c0 [ 29.715377][ T753] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f392eebf000 [ 29.715378][ T753] R13: 00007fff07a64970 R14: 0000000000000002 R15: 00007fff07a64a77 | [ 31.479199][ T847] | [ 31.479200][ T847] | [ 31.479200][ T847] stack backtrace: | [ 31.479206][ T847] Tainted: [W]=WARN [ 31.479207][ T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.479208][ T847] Call Trace: [ 31.479209][ T847] [ 31.479211][ T847] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.479215][ T847] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 31.479217][ T847] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 31.479219][ T847] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.479223][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.479226][ T847] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 31.479228][ T847] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 31.479229][ T847] check_prev_add (kernel/locking/lockdep.c:3185) [ 31.479231][ T847] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 31.479234][ T847] __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479236][ T847] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.479238][ T847] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.479240][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479242][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.479243][ T847] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.479245][ T847] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.479247][ T847] console_emit_next_record (kernel/printk/printk.c:3177) [ 31.479249][ T847] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.479251][ T847] ? 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)) [ 31.479253][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479254][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.479256][ T847] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.479258][ T847] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.479260][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479262][ T847] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.479264][ T847] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.479266][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479267][ T847] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.479269][ T847] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.479271][ T847] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.479273][ T847] vprintk_emit (kernel/printk/printk.c:2479) [ 31.479275][ T847] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.479277][ T847] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.479279][ T847] ? __kernel_text_address (kernel/extable.c:79) [ 31.479280][ T847] ? write_profile (profile.c:?) [ 31.479282][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.479285][ T847] _printk (kernel/printk/printk.c:2504) [ 31.479286][ T847] ? snapshot_read.cold (user.c:?) [ 31.479288][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.479290][ T847] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.479291][ T847] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.479293][ T847] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.479294][ T847] ? netdev_notice (net/core/dev.c:13194) [ 31.479295][ T847] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.479297][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.479298][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479301][ T847] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 31.479304][ T847] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 31.479306][ T847] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 31.479309][ T847] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 31.479312][ T847] ? 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) [ 31.479313][ T847] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 31.479317][ T847] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 31.479319][ T847] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 31.479322][ T847] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 31.479325][ T847] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.479326][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.479328][ T847] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 31.479334][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 31.479336][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 31.479340][ T847] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 31.479342][ T847] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 31.479344][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.479346][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479348][ T847] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.479351][ T847] ? write_profile (profile.c:?) [ 31.479353][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.479354][ T847] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 31.479356][ T847] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 31.479358][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.479360][ T847] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 31.479362][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.479365][ T847] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 31.479367][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479370][ T847] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 31.479372][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.479373][ T847] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 31.479375][ T847] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.479378][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 31.479380][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 31.479382][ T847] genl_rcv (net/netlink/genetlink.c:1218) [ 31.479384][ T847] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.479386][ T847] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.479388][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479390][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.479392][ T847] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.479394][ T847] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.479398][ T847] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.479399][ T847] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.479401][ T847] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.479403][ T847] ? move_addr_to_kernel (net/socket.c:258) [ 31.479405][ T847] ___sys_sendmsg (net/socket.c:2767) [ 31.479407][ T847] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.479409][ T847] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 31.479414][ T847] __sys_sendmsg (net/socket.c:2799) [ 31.479416][ T847] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.479418][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479420][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479422][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.479424][ T847] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.479425][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.479427][ T847] RIP: 0033:0x7f31253e354e [ 31.479430][ T847] 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 [ 31.479431][ T847] RSP: 002b:00007ffd1f287fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.479434][ T847] RAX: ffffffffffffffda RBX: 000000001431b130 RCX: 00007f31253e354e [ 31.479435][ T847] RDX: 0000000000000000 RSI: 00007ffd1f288070 RDI: 0000000000000005 [ 31.479436][ T847] RBP: 00007ffd1f287fe0 R08: 0000000000000000 R09: 0000000000000000 [ 31.479437][ T847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001431b200 [ 31.479438][ T847] R13: 00007ffd1f288070 R14: 000000001431c260 R15: 000000000040bda8 | [ 31.479456][ T847] softirqs last disabled at (40784): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 31.479458][ T847] Preemption disabled at: | [ 31.479459][ T847] 0x0 | [ 31.479463][ T847] Tainted: [W]=WARN [ 31.479463][ T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.479464][ T847] Call Trace: [ 31.479465][ T847] [ 31.479465][ T847] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.479467][ T847] __might_resched.cold (kernel/sched/core.c:9234) [ 31.479470][ T847] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 31.479472][ T847] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.479475][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479477][ T847] __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)) [ 31.479479][ T847] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.479480][ T847] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.479482][ T847] ? 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) [ 31.479483][ T847] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.479486][ T847] put_chars (drivers/char/virtio_console.c:1176) [ 31.479488][ T847] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.479490][ T847] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 31.479493][ T847] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 31.479496][ T847] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.479499][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479501][ T847] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.479502][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479504][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.479506][ T847] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.479509][ T847] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.479510][ T847] ? 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)) [ 31.479512][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479514][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.479516][ T847] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.479518][ T847] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.479520][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479522][ T847] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.479524][ T847] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.479525][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479527][ T847] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.479529][ T847] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.479530][ T847] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.479532][ T847] vprintk_emit (kernel/printk/printk.c:2479) [ 31.479534][ T847] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.479536][ T847] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.479537][ T847] ? __kernel_text_address (kernel/extable.c:79) [ 31.479538][ T847] ? write_profile (profile.c:?) [ 31.479539][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.479541][ T847] _printk (kernel/printk/printk.c:2504) [ 31.479543][ T847] ? snapshot_read.cold (user.c:?) [ 31.479545][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.479546][ T847] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.479547][ T847] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.479549][ T847] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.479550][ T847] ? netdev_notice (net/core/dev.c:13194) [ 31.479552][ T847] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.479553][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.479554][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479557][ T847] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 31.479560][ T847] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 31.479562][ T847] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 31.479565][ T847] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 31.479567][ T847] ? 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) [ 31.479569][ T847] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 31.479572][ T847] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 31.479575][ T847] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 31.479578][ T847] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 31.479581][ T847] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.479582][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.479584][ T847] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 31.479587][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 31.479590][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 31.479593][ T847] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 31.479596][ T847] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 31.479597][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.479600][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479602][ T847] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.479603][ T847] ? write_profile (profile.c:?) [ 31.479604][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.479606][ T847] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 31.479608][ T847] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 31.479610][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.479612][ T847] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 31.479614][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.479616][ T847] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 31.479618][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479621][ T847] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 31.479623][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.479624][ T847] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 31.479627][ T847] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.479629][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 31.479631][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 31.479633][ T847] genl_rcv (net/netlink/genetlink.c:1218) [ 31.479635][ T847] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.479637][ T847] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.479639][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.479641][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.479643][ T847] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.479645][ T847] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.479647][ T847] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.479649][ T847] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.479650][ T847] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.479652][ T847] ? move_addr_to_kernel (net/socket.c:258) [ 31.479655][ T847] ___sys_sendmsg (net/socket.c:2767) [ 31.479657][ T847] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.479658][ T847] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 31.479663][ T847] __sys_sendmsg (net/socket.c:2799) [ 31.479665][ T847] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.479667][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479669][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.479671][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.479673][ T847] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.479674][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.479675][ T847] RIP: 0033:0x7f31253e354e [ 31.479676][ T847] 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 [ 31.479677][ T847] RSP: 002b:00007ffd1f287fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.479679][ T847] RAX: ffffffffffffffda RBX: 000000001431b130 RCX: 00007f31253e354e [ 31.479679][ T847] RDX: 0000000000000000 RSI: 00007ffd1f288070 RDI: 0000000000000005 [ 31.479680][ T847] RBP: 00007ffd1f287fe0 R08: 0000000000000000 R09: 0000000000000000 [ 31.479681][ T847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001431b200 [ 31.479681][ T847] R13: 00007ffd1f288070 R14: 000000001431c260 R15: 000000000040bda8 | [ 34.170497][ T899] softirqs last disabled at (0): 0x0 | [ 34.170499][ T899] Preemption disabled at: | [ 34.170500][ T899] 0x0 | [ 34.170509][ T899] Tainted: [W]=WARN [ 34.170510][ T899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.170511][ T899] Call Trace: [ 34.170513][ T899] [ 34.170514][ T899] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.170520][ T899] __might_resched.cold (kernel/sched/core.c:9234) [ 34.170524][ T899] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.170528][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170532][ T899] __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)) [ 34.170536][ T899] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.170539][ T899] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.170543][ T899] ? 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) [ 34.170545][ T899] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.170547][ T899] put_chars (drivers/char/virtio_console.c:1176) [ 34.170549][ T899] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.170551][ T899] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 34.170554][ T899] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.170558][ T899] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.170560][ T899] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.170562][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170564][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.170566][ T899] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.170569][ T899] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.170571][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170572][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170574][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170576][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.170578][ T899] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.170579][ T899] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.170582][ T899] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.170584][ T899] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.170586][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.170588][ T899] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.170590][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170591][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.170593][ T899] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.170594][ T899] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 34.170596][ T899] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.170598][ T899] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.170600][ T899] vprintk_emit (kernel/printk/printk.c:2479) [ 34.170603][ T899] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.170604][ T899] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.170607][ T899] ? __kernel_text_address (kernel/extable.c:79) [ 34.170608][ T899] ? write_profile (profile.c:?) [ 34.170611][ T899] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.170614][ T899] _printk (kernel/printk/printk.c:2504) [ 34.170617][ T899] ? snapshot_read.cold (user.c:?) [ 34.170619][ T899] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 34.170622][ T899] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 34.170624][ T899] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.170626][ T899] ? netdev_notice (net/core/dev.c:13194) [ 34.170627][ T899] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 34.170633][ T899] ? __module_address (kernel/module/main.c:3915) [ 34.170636][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.170637][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170639][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.170641][ T899] ? 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 [ 34.170644][ T899] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 34.170648][ T899] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 34.170651][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.170652][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170654][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.170656][ T899] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 34.170659][ T899] ? 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) [ 34.170661][ T899] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 34.170664][ T899] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 34.170667][ T899] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 34.170671][ T899] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 34.170674][ T899] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.170676][ T899] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.170679][ T899] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 34.170684][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.170686][ T899] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 34.170689][ T899] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 34.170694][ T899] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 34.170696][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170699][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170700][ T899] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.170704][ T899] ? write_profile (profile.c:?) [ 34.170705][ T899] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.170707][ T899] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 34.170709][ T899] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 34.170712][ T899] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 34.170714][ T899] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.170716][ T899] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 34.170719][ T899] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 34.170720][ T899] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 34.170723][ T899] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 34.170725][ T899] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.170727][ T899] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 34.170729][ T899] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.170732][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.170734][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170735][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.170737][ T899] genl_rcv (net/netlink/genetlink.c:1218) [ 34.170739][ T899] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.170742][ T899] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.170743][ T899] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.170745][ T899] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.170746][ T899] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 34.170750][ T899] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.170752][ T899] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.170754][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170756][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.170758][ T899] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 34.170762][ T899] ? copy_msghdr_from_user (net/socket.c:2650) [ 34.170763][ T899] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 34.170765][ T899] ? move_addr_to_kernel (net/socket.c:258) [ 34.170768][ T899] ___sys_sendmsg (net/socket.c:2767) [ 34.170770][ T899] ? copy_msghdr_from_user (net/socket.c:2619) [ 34.170772][ T899] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 34.170777][ T899] __sys_sendmsg (net/socket.c:2799) [ 34.170779][ T899] ? __sys_sendmsg_sock (net/socket.c:2780) [ 34.170782][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170784][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.170786][ T899] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.170789][ T899] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.170791][ T899] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.170793][ T899] RIP: 0033:0x7f9ff22a454e [ 34.170795][ T899] 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 [ 34.170797][ T899] RSP: 002b:00007ffe352f62b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.170800][ T899] RAX: ffffffffffffffda RBX: 00000000073af130 RCX: 00007f9ff22a454e [ 34.170802][ T899] RDX: 0000000000000000 RSI: 00007ffe352f6350 RDI: 0000000000000005 [ 34.170803][ T899] RBP: 00007ffe352f62c0 R08: 0000000000000000 R09: 0000000000000000 [ 34.170804][ T899] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000073af200 [ 34.170804][ T899] R13: 00007ffe352f6350 R14: 00000000073b0260 R15: 000000000040bda8 | [ 39.867081][ T57] softirqs last disabled at (26227): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 39.867083][ T57] Preemption disabled at: | [ 39.867084][ T57] 0x0 | [ 39.867093][ T57] Tainted: [W]=WARN [ 39.867094][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.867096][ T57] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 39.867104][ T57] Call Trace: [ 39.867105][ T57] [ 39.867107][ T57] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.867112][ T57] __might_resched.cold (kernel/sched/core.c:9234) [ 39.867116][ T57] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.867120][ T57] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 39.867122][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867126][ T57] __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)) [ 39.867129][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.867132][ T57] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.867136][ T57] ? 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) [ 39.867138][ T57] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.867140][ T57] put_chars (drivers/char/virtio_console.c:1176) [ 39.867142][ T57] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 39.867143][ T57] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.867145][ T57] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 39.867148][ T57] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.867152][ T57] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.867154][ T57] ? 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) [ 39.867155][ T57] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 39.867157][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.867159][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867161][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.867163][ T57] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.867166][ T57] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.867168][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867169][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867171][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867172][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.867174][ T57] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.867176][ T57] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.867178][ T57] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.867181][ T57] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.867183][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.867185][ T57] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.867186][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867188][ T57] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.867189][ T57] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.867191][ T57] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 39.867193][ T57] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.867195][ T57] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.867204][ T57] vprintk_emit (kernel/printk/printk.c:2479) [ 39.867206][ T57] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.867208][ T57] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 39.867211][ T57] ? 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) [ 39.867213][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867215][ T57] _printk (kernel/printk/printk.c:2504) [ 39.867218][ T57] ? snapshot_read.cold (user.c:?) [ 39.867220][ T57] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 39.867222][ T57] ? 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) [ 39.867224][ T57] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 39.867226][ T57] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 39.867228][ T57] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.867230][ T57] ? netdev_notice (net/core/dev.c:13194) [ 39.867232][ T57] ? debug_object_free (lib/debugobjects.c:1033) [ 39.867236][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.867238][ T57] ? 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) [ 39.867241][ T57] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 39.867246][ T57] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 39.867248][ T57] ? remove_and_enqueue_same_base (kernel/time/hrtimer.c:1293) [ 39.867251][ T57] ? 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) [ 39.867254][ T57] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 39.867257][ T57] ? 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) [ 39.867259][ T57] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 39.867261][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.867263][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867265][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.867266][ T57] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.867267][ T57] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 39.867270][ T57] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 39.867273][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.867275][ T57] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 39.867279][ T57] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 39.867281][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867283][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.867284][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.867286][ T57] process_one_work (kernel/workqueue.c:3387) [ 39.867291][ T57] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.867293][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.867296][ T57] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.867298][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.867300][ T57] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.867303][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.867304][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.867306][ T57] kthread (kernel/kthread.c:436) [ 39.867308][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.867309][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.867311][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.867313][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.867315][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.867317][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.867319][ T57] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.986099][ T62] softirqs last disabled at (16755): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 44.986101][ T62] Preemption disabled at: | [ 44.986102][ T62] 0x0 | [ 44.986112][ T62] Tainted: [W]=WARN [ 44.986113][ T62] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.986115][ T62] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.986123][ T62] Call Trace: [ 44.986124][ T62] [ 44.986126][ T62] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.986131][ T62] __might_resched.cold (kernel/sched/core.c:9234) [ 44.986135][ T62] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.986138][ T62] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 44.986141][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986145][ T62] __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)) [ 44.986149][ T62] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.986151][ T62] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.986156][ T62] ? 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) [ 44.986157][ T62] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.986159][ T62] put_chars (drivers/char/virtio_console.c:1176) [ 44.986161][ T62] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.986163][ T62] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.986165][ T62] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 44.986168][ T62] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.986172][ T62] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.986173][ T62] ? 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) [ 44.986175][ T62] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 44.986177][ T62] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.986179][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986181][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.986183][ T62] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.986185][ T62] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.986188][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986189][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986191][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986193][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.986194][ T62] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.986196][ T62] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.986199][ T62] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.986201][ T62] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.986203][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.986205][ T62] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.986207][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986208][ T62] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.986210][ T62] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.986211][ T62] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 44.986213][ T62] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.986215][ T62] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.986217][ T62] vprintk_emit (kernel/printk/printk.c:2479) [ 44.986220][ T62] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.986222][ T62] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 44.986231][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986233][ T62] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 44.986236][ T62] _printk (kernel/printk/printk.c:2504) [ 44.986239][ T62] ? snapshot_read.cold (user.c:?) [ 44.986241][ T62] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 44.986243][ T62] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 44.986245][ T62] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.986247][ T62] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.986249][ T62] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.986251][ T62] ? netdev_notice (net/core/dev.c:13194) [ 44.986253][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986255][ T62] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 44.986258][ T62] ? 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) [ 44.986261][ T62] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.986265][ T62] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.986267][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986269][ T62] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.986271][ T62] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.986274][ T62] ? 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) [ 44.986276][ T62] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.986279][ T62] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.986281][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986282][ T62] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.986284][ T62] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.986285][ T62] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.986288][ T62] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.986291][ T62] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.986293][ T62] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 44.986296][ T62] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.986299][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986301][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.986302][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.986304][ T62] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.986306][ T62] process_one_work (kernel/workqueue.c:3387) [ 44.986309][ T62] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.986311][ T62] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.986313][ T62] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.986316][ T62] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.986318][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.986320][ T62] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.986322][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.986324][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.986326][ T62] kthread (kernel/kthread.c:436) [ 44.986327][ T62] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.986329][ T62] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.986330][ T62] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.986333][ T62] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.986335][ T62] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.986338][ T62] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print print_bad_irq_dependency:check_irq_usage:check_prev_add:validate_chain:__lock_acquire ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print