====================================== | [ 10.818300][ T234] softirqs last disabled at (28978): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.818302][ T234] Preemption disabled at: | [ 10.818303][ T234] 0x0 | [ 10.818313][ T234] Tainted: [W]=WARN [ 10.818314][ T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.818315][ T234] Call Trace: [ 10.818317][ T234] [ 10.818319][ T234] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.818325][ T234] __might_resched.cold (kernel/sched/core.c:9234) [ 10.818329][ T234] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.818333][ T234] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.818338][ T234] __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)) [ 10.818340][ T234] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.818346][ T234] ? 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) [ 10.818349][ T234] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.818352][ T234] put_chars (drivers/char/virtio_console.c:1176) [ 10.818355][ T234] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.818357][ T234] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.818362][ T234] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.818368][ T234] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.818375][ T234] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.818377][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.818380][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.818383][ T234] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.818387][ T234] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.818389][ T234] ? 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)) [ 10.818392][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.818395][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.818399][ T234] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.818403][ T234] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.818404][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.818410][ T234] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.818412][ T234] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.818414][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.818417][ T234] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.818420][ T234] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.818422][ T234] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.818426][ T234] vprintk_emit (kernel/printk/printk.c:2479) [ 10.818429][ T234] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.818433][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.818436][ T234] _printk (kernel/printk/printk.c:2504) [ 10.818440][ T234] ? snapshot_read.cold (user.c:?) [ 10.818443][ T234] ? 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) [ 10.818445][ T234] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.818449][ T234] ? 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) [ 10.818452][ T234] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.818456][ T234] ? exit_notify (kernel/exit.c:780) [ 10.818457][ T234] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.818460][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.818464][ T234] do_group_exit (kernel/exit.c:1151) [ 10.818467][ T234] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.818468][ T234] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.818471][ T234] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.818475][ T234] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.818478][ T234] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.818480][ T234] RIP: 0033:0x7f1f249da1b8 [ 10.818483][ T234] Code: Unable to access opcode bytes at 0x7f1f249da18e. Code starting with the faulting instruction =========================================== [ 10.818484][ T234] RSP: 002b:00007ffd1d8fc298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.818486][ T234] RAX: ffffffffffffffda RBX: 00007f1f24b0af88 RCX: 00007f1f249da1b8 [ 10.818488][ T234] RDX: 00007f1f24724fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.818489][ T234] RBP: 00007ffd1d8fc2f0 R08: 0000000000000000 R09: 0000000000000000 [ 10.818490][ T234] R10: 00007ffd1d8fc0b0 R11: 0000000000000246 R12: 0000000000000001 [ 10.818490][ T234] R13: 0000000000000000 R14: 00007f1f24b09680 R15: 00007f1f24b0afa0 | [ 14.992221][ T301] softirqs last disabled at (39471): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 14.992224][ T301] Preemption disabled at: | [ 14.992224][ T301] 0x0 | [ 14.992234][ T301] Tainted: [W]=WARN [ 14.992235][ T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.992237][ T301] Call Trace: [ 14.992239][ T301] [ 14.992240][ T301] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.992246][ T301] __might_resched.cold (kernel/sched/core.c:9234) [ 14.992251][ T301] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.992255][ T301] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.992259][ T301] __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)) [ 14.992262][ T301] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.992268][ T301] ? 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) [ 14.992270][ T301] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.992273][ T301] put_chars (drivers/char/virtio_console.c:1176) [ 14.992276][ T301] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.992278][ T301] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.992283][ T301] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.992288][ T301] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.992295][ T301] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.992297][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.992299][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.992303][ T301] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.992307][ T301] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.992309][ T301] ? 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)) [ 14.992312][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.992314][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.992318][ T301] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.992322][ T301] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.992324][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.992329][ T301] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.992331][ T301] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.992333][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.992335][ T301] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.992339][ T301] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.992341][ T301] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.992344][ T301] vprintk_emit (kernel/printk/printk.c:2479) [ 14.992348][ T301] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.992351][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.992354][ T301] _printk (kernel/printk/printk.c:2504) [ 14.992358][ T301] ? snapshot_read.cold (user.c:?) [ 14.992361][ T301] ? 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) [ 14.992363][ T301] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.992367][ T301] ? 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) [ 14.992369][ T301] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.992373][ T301] ? exit_notify (kernel/exit.c:780) [ 14.992374][ T301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.992377][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.992381][ T301] do_group_exit (kernel/exit.c:1151) [ 14.992384][ T301] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.992386][ T301] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.992389][ T301] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.992392][ T301] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.992395][ T301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.992397][ T301] RIP: 0033:0x7ff2e59fd1b8 [ 14.992399][ T301] Code: Unable to access opcode bytes at 0x7ff2e59fd18e. Code starting with the faulting instruction =========================================== [ 14.992401][ T301] RSP: 002b:00007ffd380083a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.992403][ T301] RAX: ffffffffffffffda RBX: 00007ff2e5b2df88 RCX: 00007ff2e59fd1b8 [ 14.992404][ T301] RDX: 00007ff2e5747fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 14.992405][ T301] RBP: 00007ffd38008400 R08: 0000000000000000 R09: 0000000000000000 [ 14.992406][ T301] R10: 00007ffd380081c0 R11: 0000000000000246 R12: 0000000000000001 [ 14.992407][ T301] R13: 0000000000000000 R14: 00007ff2e5b2c680 R15: 00007ff2e5b2dfa0 | [ 29.807482][ T739] softirqs last disabled at (7441281): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 29.807484][ T739] Preemption disabled at: | [ 29.807484][ T739] 0x0 | [ 29.807495][ T739] Tainted: [W]=WARN [ 29.807496][ T739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.807498][ T739] Call Trace: [ 29.807499][ T739] [ 29.807501][ T739] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.807507][ T739] __might_resched.cold (kernel/sched/core.c:9234) [ 29.807512][ T739] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.807516][ T739] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 29.807521][ T739] __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)) [ 29.807523][ T739] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.807529][ T739] ? 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) [ 29.807532][ T739] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.807535][ T739] put_chars (drivers/char/virtio_console.c:1176) [ 29.807538][ T739] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 29.807540][ T739] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.807543][ T739] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 29.807548][ T739] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.807550][ T739] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.807553][ T739] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.807557][ T739] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.807559][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.807560][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.807564][ T739] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.807566][ T739] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 29.807569][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.807572][ T739] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.807576][ T739] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.807579][ T739] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.807581][ T739] ? 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)) [ 29.807584][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.807587][ T739] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.807590][ T739] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.807594][ T739] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.807596][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.807601][ T739] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.807604][ T739] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.807606][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.807608][ T739] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.807612][ T739] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.807613][ T739] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.807616][ T739] vprintk_emit (kernel/printk/printk.c:2479) [ 29.807620][ T739] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.807624][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.807627][ T739] _printk (kernel/printk/printk.c:2504) [ 29.807631][ T739] ? snapshot_read.cold (user.c:?) [ 29.807633][ T739] ? 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) [ 29.807636][ T739] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.807640][ T739] ? 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) [ 29.807642][ T739] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 29.807646][ T739] ? exit_notify (kernel/exit.c:780) [ 29.807651][ T739] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 29.807653][ T739] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 29.807656][ T739] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.807660][ T739] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.807662][ T739] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.807665][ T739] RIP: 0033:0x7eff0ad38c49 [ 29.807667][ T739] Code: Unable to access opcode bytes at 0x7eff0ad38c1f. Code starting with the faulting instruction =========================================== [ 29.807669][ T739] RSP: 002b:00007eff0a4f7e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 29.807671][ T739] RAX: ffffffffffffffda RBX: 00007eff0a4f86c0 RCX: 00007eff0ad38c49 [ 29.807672][ T739] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 29.807673][ T739] RBP: 00007eff0a4f7f70 R08: 0000000000000001 R09: 00007eff0a4f86c0 [ 29.807674][ T739] R10: 0000000000000008 R11: 0000000000000246 R12: 00007eff09cf8000 [ 29.807675][ T739] R13: 00007ffd9e3f3d10 R14: 0000000000000002 R15: 00007ffd9e3f3e17 | [ 31.587645][ T833] | [ 31.587645][ T833] | [ 31.587645][ T833] stack backtrace: | [ 31.587651][ T833] Tainted: [W]=WARN [ 31.587652][ T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.587653][ T833] Call Trace: [ 31.587655][ T833] [ 31.587656][ T833] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.587660][ T833] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 31.587662][ T833] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 31.587664][ T833] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.587668][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.587671][ T833] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 31.587674][ T833] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 31.587675][ T833] check_prev_add (kernel/locking/lockdep.c:3185) [ 31.587677][ T833] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 31.587679][ T833] __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587681][ T833] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.587683][ T833] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.587685][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587687][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.587689][ T833] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.587691][ T833] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.587699][ T833] console_emit_next_record (kernel/printk/printk.c:3177) [ 31.587701][ T833] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.587703][ T833] ? 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)) [ 31.587705][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587707][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.587709][ T833] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.587711][ T833] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.587713][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587715][ T833] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.587717][ T833] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.587718][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587720][ T833] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.587722][ T833] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.587724][ T833] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.587726][ T833] vprintk_emit (kernel/printk/printk.c:2479) [ 31.587728][ T833] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.587729][ T833] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.587731][ T833] ? __kernel_text_address (kernel/extable.c:79) [ 31.587733][ T833] ? write_profile (profile.c:?) [ 31.587735][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.587738][ T833] _printk (kernel/printk/printk.c:2504) [ 31.587740][ T833] ? snapshot_read.cold (user.c:?) [ 31.587742][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.587743][ T833] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.587744][ T833] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.587746][ T833] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.587747][ T833] ? netdev_notice (net/core/dev.c:13194) [ 31.587749][ T833] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.587750][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.587752][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587754][ T833] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 31.587757][ T833] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 31.587760][ T833] ? 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 [ 31.587763][ T833] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 31.587765][ T833] ? 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) [ 31.587768][ T833] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 31.587771][ T833] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 31.587773][ T833] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 31.587777][ T833] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 31.587779][ T833] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.587780][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.587783][ T833] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 31.587788][ T833] ? 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 [ 31.587791][ T833] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 31.587794][ T833] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 31.587796][ T833] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 31.587798][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.587801][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587802][ T833] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.587806][ T833] ? write_profile (profile.c:?) [ 31.587807][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.587809][ T833] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 31.587811][ T833] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 31.587813][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.587814][ T833] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 31.587817][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.587819][ T833] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 31.587821][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587824][ T833] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 31.587826][ T833] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.587828][ T833] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 31.587830][ T833] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.587833][ T833] ? 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)) [ 31.587834][ T833] ? 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)) [ 31.587836][ T833] genl_rcv (net/netlink/genetlink.c:1218) [ 31.587838][ T833] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.587840][ T833] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.587842][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587844][ T833] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.587847][ T833] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.587849][ T833] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.587852][ T833] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.587854][ T833] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.587855][ T833] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.587857][ T833] ? move_addr_to_kernel (net/socket.c:258) [ 31.587860][ T833] ___sys_sendmsg (net/socket.c:2767) [ 31.587862][ T833] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.587864][ T833] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 31.587868][ T833] __sys_sendmsg (net/socket.c:2799) [ 31.587870][ T833] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.587873][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587875][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587877][ T833] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.587879][ T833] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.587880][ T833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.587882][ T833] RIP: 0033:0x7f17a587054e [ 31.587884][ T833] 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 [ 31.587888][ T833] RSP: 002b:00007fffb921b360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.587891][ T833] RAX: ffffffffffffffda RBX: 000000000ab99130 RCX: 00007f17a587054e [ 31.587892][ T833] RDX: 0000000000000000 RSI: 00007fffb921b400 RDI: 0000000000000005 [ 31.587893][ T833] RBP: 00007fffb921b370 R08: 0000000000000000 R09: 0000000000000000 [ 31.587894][ T833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000ab99200 [ 31.587895][ T833] R13: 00007fffb921b400 R14: 000000000ab9a260 R15: 000000000040bda8 | [ 31.587914][ T833] softirqs last disabled at (35466): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 31.587917][ T833] Preemption disabled at: | [ 31.587918][ T833] 0x0 | [ 31.587922][ T833] Tainted: [W]=WARN [ 31.587922][ T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.587923][ T833] Call Trace: [ 31.587923][ T833] [ 31.587924][ T833] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.587926][ T833] __might_resched.cold (kernel/sched/core.c:9234) [ 31.587929][ T833] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 31.587931][ T833] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.587934][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587936][ T833] __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)) [ 31.587938][ T833] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.587939][ T833] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.587941][ T833] ? 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) [ 31.587943][ T833] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.587945][ T833] put_chars (drivers/char/virtio_console.c:1176) [ 31.587947][ T833] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.587948][ T833] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 31.587950][ T833] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 31.587952][ T833] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.587954][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587956][ T833] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.587958][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587960][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.587961][ T833] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.587964][ T833] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.587965][ T833] ? 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)) [ 31.587967][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587969][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.587971][ T833] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.587973][ T833] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.587975][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.587977][ T833] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.587979][ T833] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.587981][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.587982][ T833] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.587984][ T833] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.587986][ T833] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.587988][ T833] vprintk_emit (kernel/printk/printk.c:2479) [ 31.587990][ T833] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.587991][ T833] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.587993][ T833] ? __kernel_text_address (kernel/extable.c:79) [ 31.587994][ T833] ? write_profile (profile.c:?) [ 31.587995][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.587997][ T833] _printk (kernel/printk/printk.c:2504) [ 31.587999][ T833] ? snapshot_read.cold (user.c:?) [ 31.588001][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.588002][ T833] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.588003][ T833] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.588005][ T833] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.588006][ T833] ? netdev_notice (net/core/dev.c:13194) [ 31.588008][ T833] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.588009][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.588011][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.588013][ T833] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 31.588016][ T833] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 31.588019][ T833] ? 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 [ 31.588022][ T833] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 31.588024][ T833] ? 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) [ 31.588026][ T833] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 31.588029][ T833] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 31.588032][ T833] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 31.588035][ T833] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 31.588037][ T833] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.588039][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.588041][ T833] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 31.588044][ T833] ? 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 [ 31.588047][ T833] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 31.588049][ T833] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 31.588052][ T833] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 31.588054][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.588056][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.588058][ T833] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.588060][ T833] ? write_profile (profile.c:?) [ 31.588061][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.588062][ T833] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 31.588065][ T833] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 31.588067][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.588068][ T833] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 31.588073][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.588075][ T833] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 31.588077][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.588080][ T833] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 31.588082][ T833] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.588084][ T833] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 31.588086][ T833] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.588089][ T833] ? 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)) [ 31.588090][ T833] ? 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)) [ 31.588092][ T833] genl_rcv (net/netlink/genetlink.c:1218) [ 31.588094][ T833] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.588096][ T833] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.588098][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.588100][ T833] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.588103][ T833] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.588105][ T833] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.588107][ T833] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.588108][ T833] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.588110][ T833] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.588112][ T833] ? move_addr_to_kernel (net/socket.c:258) [ 31.588115][ T833] ___sys_sendmsg (net/socket.c:2767) [ 31.588116][ T833] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.588118][ T833] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 31.588123][ T833] __sys_sendmsg (net/socket.c:2799) [ 31.588125][ T833] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.588127][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.588129][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.588131][ T833] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.588133][ T833] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.588134][ T833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.588135][ T833] RIP: 0033:0x7f17a587054e [ 31.588136][ T833] 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 [ 31.588138][ T833] RSP: 002b:00007fffb921b360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.588139][ T833] RAX: ffffffffffffffda RBX: 000000000ab99130 RCX: 00007f17a587054e [ 31.588140][ T833] RDX: 0000000000000000 RSI: 00007fffb921b400 RDI: 0000000000000005 [ 31.588140][ T833] RBP: 00007fffb921b370 R08: 0000000000000000 R09: 0000000000000000 [ 31.588141][ T833] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000ab99200 [ 31.588142][ T833] R13: 00007fffb921b400 R14: 000000000ab9a260 R15: 000000000040bda8 | [ 34.308503][ T885] softirqs last disabled at (0): 0x0 | [ 34.308505][ T885] Preemption disabled at: | [ 34.308506][ T885] 0x0 | [ 34.308514][ T885] Tainted: [W]=WARN [ 34.308515][ T885] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.308517][ T885] Call Trace: [ 34.308519][ T885] [ 34.308520][ T885] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.308526][ T885] __might_resched.cold (kernel/sched/core.c:9234) [ 34.308530][ T885] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.308534][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308539][ T885] __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)) [ 34.308542][ T885] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.308545][ T885] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.308549][ T885] ? 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) [ 34.308551][ T885] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.308553][ T885] put_chars (drivers/char/virtio_console.c:1176) [ 34.308556][ T885] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.308557][ T885] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 34.308561][ T885] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.308565][ T885] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.308566][ T885] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.308568][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308570][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.308572][ T885] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.308575][ T885] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.308577][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308579][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308580][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308582][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.308584][ T885] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.308586][ T885] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.308588][ T885] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.308591][ T885] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.308593][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.308594][ T885] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.308596][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308598][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.308599][ T885] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.308601][ T885] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 34.308603][ T885] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.308605][ T885] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.308607][ T885] vprintk_emit (kernel/printk/printk.c:2479) [ 34.308610][ T885] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.308612][ T885] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.308614][ T885] ? __kernel_text_address (kernel/extable.c:79) [ 34.308615][ T885] ? write_profile (profile.c:?) [ 34.308618][ T885] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.308621][ T885] _printk (kernel/printk/printk.c:2504) [ 34.308624][ T885] ? snapshot_read.cold (user.c:?) [ 34.308626][ T885] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 34.308629][ T885] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 34.308631][ T885] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.308632][ T885] ? netdev_notice (net/core/dev.c:13194) [ 34.308634][ T885] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 34.308640][ T885] ? __module_address (kernel/module/main.c:3915) [ 34.308643][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.308645][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308646][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.308648][ T885] ? 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 [ 34.308652][ T885] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 34.308656][ T885] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 34.308658][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.308660][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308662][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.308664][ T885] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 34.308667][ T885] ? 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) [ 34.308669][ T885] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 34.308672][ T885] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 34.308675][ T885] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 34.308679][ T885] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 34.308681][ T885] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.308684][ T885] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.308686][ T885] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 34.308692][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.308694][ T885] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 34.308697][ T885] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 34.308702][ T885] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 34.308704][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308714][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308716][ T885] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.308719][ T885] ? write_profile (profile.c:?) [ 34.308721][ T885] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.308722][ T885] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 34.308725][ T885] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 34.308727][ T885] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 34.308729][ T885] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.308732][ T885] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 34.308734][ T885] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 34.308736][ T885] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 34.308738][ T885] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 34.308741][ T885] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.308743][ T885] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 34.308745][ T885] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.308748][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.308749][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308751][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.308753][ T885] genl_rcv (net/netlink/genetlink.c:1218) [ 34.308755][ T885] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.308757][ T885] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.308759][ T885] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.308760][ T885] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.308761][ T885] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 34.308765][ T885] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.308768][ T885] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.308770][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308772][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.308774][ T885] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 34.308777][ T885] ? copy_msghdr_from_user (net/socket.c:2650) [ 34.308779][ T885] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 34.308781][ T885] ? move_addr_to_kernel (net/socket.c:258) [ 34.308784][ T885] ___sys_sendmsg (net/socket.c:2767) [ 34.308785][ T885] ? copy_msghdr_from_user (net/socket.c:2619) [ 34.308787][ T885] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 34.308792][ T885] __sys_sendmsg (net/socket.c:2799) [ 34.308794][ T885] ? __sys_sendmsg_sock (net/socket.c:2780) [ 34.308797][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308799][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.308801][ T885] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.308804][ T885] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.308806][ T885] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.308808][ T885] RIP: 0033:0x7fec0e00654e [ 34.308810][ T885] 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 [ 34.308813][ T885] RSP: 002b:00007fff0b15e2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.308817][ T885] RAX: ffffffffffffffda RBX: 000000003a107130 RCX: 00007fec0e00654e [ 34.308818][ T885] RDX: 0000000000000000 RSI: 00007fff0b15e380 RDI: 0000000000000005 [ 34.308819][ T885] RBP: 00007fff0b15e2f0 R08: 0000000000000000 R09: 0000000000000000 [ 34.308820][ T885] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003a107200 [ 34.308821][ T885] R13: 00007fff0b15e380 R14: 000000003a108260 R15: 000000000040bda8 | [ 40.069141][ T76] softirqs last disabled at (18358): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 40.069144][ T76] Preemption disabled at: | [ 40.069145][ T76] 0x0 | [ 40.069155][ T76] Tainted: [W]=WARN [ 40.069156][ T76] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.069158][ T76] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 40.069164][ T76] Call Trace: [ 40.069166][ T76] [ 40.069167][ T76] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.069173][ T76] __might_resched.cold (kernel/sched/core.c:9234) [ 40.069177][ T76] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.069182][ T76] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 40.069184][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069188][ T76] __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)) [ 40.069192][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.069194][ T76] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.069199][ T76] ? 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) [ 40.069201][ T76] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.069203][ T76] put_chars (drivers/char/virtio_console.c:1176) [ 40.069205][ T76] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 40.069206][ T76] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.069208][ T76] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 40.069211][ T76] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.069215][ T76] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.069216][ T76] ? 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) [ 40.069218][ T76] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 40.069220][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.069221][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069223][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.069225][ T76] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.069228][ T76] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.069230][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069232][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069233][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069235][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.069237][ T76] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.069238][ T76] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.069241][ T76] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.069243][ T76] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.069245][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.069246][ T76] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.069248][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069249][ T76] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.069251][ T76] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.069252][ T76] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 40.069254][ T76] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.069256][ T76] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.069258][ T76] vprintk_emit (kernel/printk/printk.c:2479) [ 40.069260][ T76] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.069262][ T76] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 40.069266][ T76] _printk (kernel/printk/printk.c:2504) [ 40.069269][ T76] ? snapshot_read.cold (user.c:?) [ 40.069270][ T76] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 40.069273][ T76] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 40.069274][ T76] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.069277][ T76] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.069278][ T76] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.069280][ T76] ? netdev_notice (net/core/dev.c:13194) [ 40.069281][ T76] ? kasan_save_track (mm/kasan/common.c:78) [ 40.069285][ T76] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 40.069286][ T76] ? free_object_list.isra.0 (lib/debugobjects.c:326) [ 40.069290][ T76] ? kthread (kernel/kthread.c:436) [ 40.069292][ T76] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 40.069294][ T76] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 40.069296][ T76] ? 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) [ 40.069299][ T76] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 40.069303][ T76] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 40.069306][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.069307][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.069309][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069311][ T76] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 40.069314][ T76] ? 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) [ 40.069316][ T76] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 40.069318][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.069319][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069321][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.069322][ T76] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 40.069324][ T76] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 40.069327][ T76] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 40.069329][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.069331][ T76] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 40.069334][ T76] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 40.069337][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069339][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.069340][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.069342][ T76] process_one_work (kernel/workqueue.c:3387) [ 40.069346][ T76] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.069348][ T76] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.069350][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.069352][ T76] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.069355][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.069356][ T76] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 40.069358][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.069360][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.069361][ T76] kthread (kernel/kthread.c:436) [ 40.069363][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.069364][ T76] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.069366][ T76] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.069367][ T76] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.069369][ T76] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.069371][ T76] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.069373][ T76] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 45.188167][ T76] softirqs last disabled at (18358): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 45.188171][ T76] Preemption disabled at: | [ 45.188172][ T76] 0x0 | [ 45.188183][ T76] Tainted: [W]=WARN [ 45.188184][ T76] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.188186][ T76] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 45.188191][ T76] Call Trace: [ 45.188193][ T76] [ 45.188195][ T76] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.188201][ T76] __might_resched.cold (kernel/sched/core.c:9234) [ 45.188205][ T76] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.188209][ T76] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 45.188212][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188216][ T76] __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)) [ 45.188220][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.188222][ T76] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.188227][ T76] ? 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) [ 45.188228][ T76] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.188230][ T76] put_chars (drivers/char/virtio_console.c:1176) [ 45.188232][ T76] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 45.188234][ T76] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.188236][ T76] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 45.188239][ T76] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.188243][ T76] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.188244][ T76] ? 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) [ 45.188246][ T76] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 45.188248][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.188250][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188251][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.188254][ T76] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.188256][ T76] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.188258][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188260][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188262][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188263][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.188265][ T76] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 45.188267][ T76] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.188269][ T76] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.188272][ T76] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.188274][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.188275][ T76] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.188277][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188279][ T76] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.188280][ T76] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.188282][ T76] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 45.188284][ T76] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.188285][ T76] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.188288][ T76] vprintk_emit (kernel/printk/printk.c:2479) [ 45.188290][ T76] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.188292][ T76] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 45.188293][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188295][ T76] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 45.188297][ T76] _printk (kernel/printk/printk.c:2504) [ 45.188300][ T76] ? snapshot_read.cold (user.c:?) [ 45.188302][ T76] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 45.188304][ T76] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 45.188305][ T76] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 45.188308][ T76] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 45.188310][ T76] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.188312][ T76] ? netdev_notice (net/core/dev.c:13194) [ 45.188313][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188316][ T76] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 45.188319][ T76] ? kthread (kernel/kthread.c:436) [ 45.188321][ T76] ? 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) [ 45.188324][ T76] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 45.188328][ T76] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 45.188331][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188332][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.188334][ T76] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 45.188337][ T76] ? 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) [ 45.188339][ T76] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 45.188341][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.188343][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188344][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.188345][ T76] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 45.188347][ T76] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 45.188350][ T76] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 45.188352][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.188355][ T76] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 45.188358][ T76] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 45.188360][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188362][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.188364][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.188366][ T76] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 45.188368][ T76] process_one_work (kernel/workqueue.c:3387) [ 45.188371][ T76] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 45.188373][ T76] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.188375][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.188377][ T76] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 45.188379][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.188381][ T76] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 45.188383][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.188384][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.188386][ T76] kthread (kernel/kthread.c:436) [ 45.188388][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.188389][ T76] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.188391][ T76] ret_from_fork (arch/x86/kernel/process.c:158) [ 45.188394][ T76] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 45.188395][ T76] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 45.188398][ T76] ? 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 netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_keepalive_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print