====================================== | [ 16.128460][ T299] softirqs last disabled at (41425): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.128463][ T299] Preemption disabled at: | [ 16.128463][ T299] 0x0 | [ 16.128474][ T299] Tainted: [W]=WARN [ 16.128475][ T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.128477][ T299] Call Trace: [ 16.128478][ T299] [ 16.128480][ T299] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.128486][ T299] __might_resched.cold (kernel/sched/core.c:9234) [ 16.128491][ T299] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.128495][ T299] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.128500][ T299] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.128502][ T299] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.128508][ T299] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.128511][ T299] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.128514][ T299] put_chars (drivers/char/virtio_console.c:1176) [ 16.128517][ T299] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.128518][ T299] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.128524][ T299] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.128529][ T299] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.128535][ T299] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.128538][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.128540][ T299] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.128544][ T299] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.128548][ T299] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.128550][ T299] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 16.128553][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.128555][ T299] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.128559][ T299] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.128563][ T299] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.128565][ T299] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.128570][ T299] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.128573][ T299] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.128574][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.128577][ T299] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.128580][ T299] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.128582][ T299] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.128585][ T299] vprintk_emit (kernel/printk/printk.c:2479) [ 16.128589][ T299] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.128592][ T299] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.128596][ T299] _printk (kernel/printk/printk.c:2504) [ 16.128600][ T299] ? snapshot_read.cold (user.c:?) [ 16.128603][ T299] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 16.128605][ T299] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.128609][ T299] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 16.128611][ T299] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.128615][ T299] ? exit_notify (kernel/exit.c:780) [ 16.128617][ T299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.128619][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.128623][ T299] do_group_exit (kernel/exit.c:1151) [ 16.128626][ T299] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.128628][ T299] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.128630][ T299] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.128634][ T299] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.128637][ T299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.128639][ T299] RIP: 0033:0x7f6a5d1b81b8 [ 16.128641][ T299] Code: Unable to access opcode bytes at 0x7f6a5d1b818e. Code starting with the faulting instruction =========================================== [ 16.128643][ T299] RSP: 002b:00007ffdd5d70278 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.128645][ T299] RAX: ffffffffffffffda RBX: 00007f6a5d2e8f88 RCX: 00007f6a5d1b81b8 [ 16.128647][ T299] RDX: 00007f6a5cf02fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.128648][ T299] RBP: 00007ffdd5d702d0 R08: 0000000000000000 R09: 0000000000000000 [ 16.128649][ T299] R10: 00007ffdd5d70090 R11: 0000000000000246 R12: 0000000000000001 [ 16.128650][ T299] R13: 0000000000000000 R14: 00007f6a5d2e7680 R15: 00007f6a5d2e8fa0 | [ 26.587186][ T649] softirqs last disabled at (398912): sk_common_release (./include/net/sock.h:2138 net/core/sock.c:4066) | [ 26.587189][ T649] Preemption disabled at: | [ 26.587190][ T649] 0x0 | [ 26.587204][ T649] Tainted: [W]=WARN [ 26.587205][ T649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.587208][ T649] Call Trace: [ 26.587210][ T649] [ 26.587212][ T649] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.587220][ T649] __might_resched.cold (kernel/sched/core.c:9234) [ 26.587227][ T649] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.587232][ T649] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.587240][ T649] __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)) [ 26.587243][ T649] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.587252][ T649] ? 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) [ 26.587256][ T649] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.587261][ T649] put_chars (drivers/char/virtio_console.c:1176) [ 26.587266][ T649] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.587268][ T649] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.587279][ T649] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.587288][ T649] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.587299][ T649] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.587303][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.587307][ T649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.587314][ T649] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.587320][ T649] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.587323][ T649] ? 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)) [ 26.587328][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.587331][ T649] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.587338][ T649] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.587345][ T649] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.587348][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.587357][ T649] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.587362][ T649] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.587364][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.587368][ T649] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.587375][ T649] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.587377][ T649] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.587383][ T649] vprintk_emit (kernel/printk/printk.c:2479) [ 26.587389][ T649] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.587394][ T649] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.587401][ T649] _printk (kernel/printk/printk.c:2504) [ 26.587406][ T649] ? snapshot_read.cold (user.c:?) [ 26.587410][ T649] ? 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) [ 26.587414][ T649] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.587420][ T649] ? 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) [ 26.587425][ T649] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 26.587430][ T649] ? exit_notify (kernel/exit.c:780) [ 26.587432][ T649] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.587437][ T649] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.587444][ T649] do_group_exit (kernel/exit.c:1151) [ 26.587449][ T649] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 26.587452][ T649] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 26.587458][ T649] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.587462][ T649] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.587467][ T649] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.587470][ T649] RIP: 0033:0x7efeaa6a71b8 [ 26.587473][ T649] Code: Unable to access opcode bytes at 0x7efeaa6a718e. Code starting with the faulting instruction =========================================== [ 26.587475][ T649] RSP: 002b:00007ffd8bad0608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.587478][ T649] RAX: ffffffffffffffda RBX: 00007efeaa7d7f88 RCX: 00007efeaa6a71b8 [ 26.587480][ T649] RDX: 00007efeaa4387c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 26.587482][ T649] RBP: 00007ffd8bad0660 R08: 0000000000000000 R09: 0000000000000050 [ 26.587483][ T649] R10: 00007ffd8bad0480 R11: 0000000000000246 R12: 0000000000000002 [ 26.587484][ T649] R13: 0000000000000000 R14: 00007efeaa7d6680 R15: 00007efeaa7d7fa0 | [ 31.653961][ T682] softirqs last disabled at (4032831): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.653965][ T682] Preemption disabled at: | [ 31.653965][ T682] 0x0 | [ 31.653980][ T682] Tainted: [W]=WARN [ 31.653981][ T682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.653983][ T682] Call Trace: [ 31.653985][ T682] [ 31.653987][ T682] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.653996][ T682] __might_resched.cold (kernel/sched/core.c:9234) [ 31.654002][ T682] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.654008][ T682] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 31.654015][ T682] __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)) [ 31.654019][ T682] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.654028][ T682] ? 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) [ 31.654032][ T682] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.654037][ T682] put_chars (drivers/char/virtio_console.c:1176) [ 31.654040][ T682] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 31.654044][ T682] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.654049][ T682] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.654055][ T682] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.654059][ T682] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 31.654065][ T682] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.654069][ T682] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.654072][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.654075][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.654082][ T682] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.654085][ T682] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 31.654091][ T682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.654095][ T682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.654101][ T682] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.654108][ T682] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.654110][ T682] ? 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)) [ 31.654115][ T682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.654119][ T682] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.654126][ T682] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.654133][ T682] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.654135][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.654145][ T682] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.654149][ T682] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.654152][ T682] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.654156][ T682] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.654162][ T682] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.654165][ T682] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.654170][ T682] vprintk_emit (kernel/printk/printk.c:2479) [ 31.654176][ T682] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.654182][ T682] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.654188][ T682] _printk (kernel/printk/printk.c:2504) [ 31.654194][ T682] ? snapshot_read.cold (user.c:?) [ 31.654198][ T682] ? 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) [ 31.654202][ T682] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.654209][ T682] ? 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) [ 31.654213][ T682] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 31.654219][ T682] ? exit_notify (kernel/exit.c:780) [ 31.654228][ T682] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 31.654231][ T682] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 31.654234][ T682] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.654239][ T682] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.654243][ T682] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.654247][ T682] RIP: 0033:0x7f514e879c49 [ 31.654254][ T682] Code: Unable to access opcode bytes at 0x7f514e879c1f. Code starting with the faulting instruction =========================================== [ 31.654255][ T682] RSP: 002b:00007f514e038e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 31.654259][ T682] RAX: ffffffffffffffda RBX: 00007f514e0396c0 RCX: 00007f514e879c49 [ 31.654261][ T682] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 31.654262][ T682] RBP: 00007f514e038f70 R08: 0000000000000001 R09: 00007f514e0396c0 [ 31.654264][ T682] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f514d839000 [ 31.654265][ T682] R13: 00007ffd8f2052b0 R14: 0000000000000002 R15: 00007ffd8f2053b7 | [ 34.015189][ T776] softirqs last disabled at (38090): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 34.015193][ T776] Preemption disabled at: | [ 34.015193][ T776] 0x0 | [ 34.015204][ T776] Tainted: [W]=WARN [ 34.015204][ T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.015206][ T776] Call Trace: [ 34.015208][ T776] [ 34.015210][ T776] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.015216][ T776] __might_resched.cold (kernel/sched/core.c:9234) [ 34.015221][ T776] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.015225][ T776] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 34.015230][ T776] __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)) [ 34.015233][ T776] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.015239][ T776] ? 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) [ 34.015241][ T776] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.015245][ T776] put_chars (drivers/char/virtio_console.c:1176) [ 34.015248][ T776] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.015249][ T776] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 34.015253][ T776] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 34.015257][ T776] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.015260][ T776] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.015262][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.015264][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.015268][ T776] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.015270][ T776] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 34.015274][ T776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.015278][ T776] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.015282][ T776] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.015283][ T776] ? 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)) [ 34.015287][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.015291][ T776] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.015295][ T776] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.015301][ T776] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.015304][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.015311][ T776] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.015314][ T776] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.015316][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.015318][ T776] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.015328][ T776] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.015330][ T776] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.015333][ T776] vprintk_emit (kernel/printk/printk.c:2479) [ 34.015337][ T776] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.015339][ T776] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.015342][ T776] ? __kernel_text_address (kernel/extable.c:79) [ 34.015344][ T776] ? write_profile (profile.c:?) [ 34.015346][ T776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.015351][ T776] _printk (kernel/printk/printk.c:2504) [ 34.015354][ T776] ? snapshot_read.cold (user.c:?) [ 34.015359][ T776] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.015360][ T776] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 34.015363][ T776] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 34.015367][ T776] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.015369][ T776] ? netdev_notice (net/core/dev.c:13194) [ 34.015371][ T776] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 34.015373][ T776] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.015376][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.015382][ T776] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 34.015387][ T776] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 34.015391][ T776] ? 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 [ 34.015397][ T776] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 34.015401][ T776] ? 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) [ 34.015403][ T776] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 34.015410][ T776] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 34.015414][ T776] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 34.015420][ T776] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 34.015423][ T776] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 34.015427][ T776] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.015431][ T776] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 34.015441][ T776] ? 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 [ 34.015446][ T776] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 34.015452][ T776] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 34.015458][ T776] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 34.015460][ T776] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 34.015466][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.015468][ T776] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.015472][ T776] ? write_profile (profile.c:?) [ 34.015473][ T776] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.015477][ T776] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 34.015481][ T776] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 34.015483][ T776] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 34.015485][ T776] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 34.015488][ T776] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.015491][ T776] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 34.015494][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.015500][ T776] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 34.015503][ T776] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.015505][ T776] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 34.015509][ T776] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.015516][ T776] ? 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)) [ 34.015518][ T776] ? 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)) [ 34.015522][ T776] genl_rcv (net/netlink/genetlink.c:1218) [ 34.015525][ T776] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.015529][ T776] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.015532][ T776] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.015536][ T776] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.015540][ T776] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.015544][ T776] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 34.015550][ T776] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 34.015554][ T776] ? copy_msghdr_from_user (net/socket.c:2650) [ 34.015556][ T776] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 34.015558][ T776] ? move_addr_to_kernel (net/socket.c:258) [ 34.015565][ T776] ___sys_sendmsg (net/socket.c:2767) [ 34.015568][ T776] ? copy_msghdr_from_user (net/socket.c:2619) [ 34.015570][ T776] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 34.015585][ T776] __sys_sendmsg (net/socket.c:2799) [ 34.015589][ T776] ? __sys_sendmsg_sock (net/socket.c:2780) [ 34.015594][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.015597][ T776] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.015600][ T776] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.015604][ T776] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.015606][ T776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.015609][ T776] RIP: 0033:0x7f2a8427e54e [ 34.015611][ T776] 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 [ 34.015613][ T776] RSP: 002b:00007ffe45725760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.015616][ T776] RAX: ffffffffffffffda RBX: 000000003266b130 RCX: 00007f2a8427e54e [ 34.015618][ T776] RDX: 0000000000000000 RSI: 00007ffe45725800 RDI: 0000000000000005 [ 34.015619][ T776] RBP: 00007ffe45725770 R08: 0000000000000000 R09: 0000000000000000 [ 34.015619][ T776] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003266b200 [ 34.015620][ T776] R13: 00007ffe45725800 R14: 000000003266c260 R15: 000000000040bda8 | [ 37.191580][ T829] softirqs last disabled at (29418): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 37.191583][ T829] Preemption disabled at: | [ 37.191584][ T829] 0x0 | [ 37.191595][ T829] Tainted: [W]=WARN [ 37.191596][ T829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.191598][ T829] Call Trace: [ 37.191600][ T829] [ 37.191601][ T829] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.191607][ T829] __might_resched.cold (kernel/sched/core.c:9234) [ 37.191612][ T829] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.191616][ T829] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 37.191622][ T829] __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)) [ 37.191624][ T829] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.191630][ T829] ? 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) [ 37.191632][ T829] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.191636][ T829] put_chars (drivers/char/virtio_console.c:1176) [ 37.191639][ T829] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.191641][ T829] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 37.191647][ T829] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.191649][ T829] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 37.191653][ T829] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.191656][ T829] ? mark_usage (kernel/locking/lockdep.c:4690) [ 37.191658][ T829] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.191660][ T829] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.191664][ T829] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.191665][ T829] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 37.191669][ T829] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.191673][ T829] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.191677][ T829] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.191679][ T829] ? 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)) [ 37.191682][ T829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.191685][ T829] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.191689][ T829] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.191693][ T829] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.191695][ T829] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.191700][ T829] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.191703][ T829] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.191705][ T829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.191707][ T829] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.191710][ T829] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.191712][ T829] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.191716][ T829] vprintk_emit (kernel/printk/printk.c:2479) [ 37.191719][ T829] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.191721][ T829] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 37.191724][ T829] ? __kernel_text_address (kernel/extable.c:79) [ 37.191726][ T829] ? write_profile (profile.c:?) [ 37.191728][ T829] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.191733][ T829] _printk (kernel/printk/printk.c:2504) [ 37.191737][ T829] ? snapshot_read.cold (user.c:?) [ 37.191741][ T829] ? mark_usage (kernel/locking/lockdep.c:4690) [ 37.191742][ T829] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 37.191746][ T829] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 37.191749][ T829] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 37.191751][ T829] ? netdev_notice (net/core/dev.c:13194) [ 37.191753][ T829] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 37.191755][ T829] ? mark_usage (kernel/locking/lockdep.c:4690) [ 37.191758][ T829] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.191764][ T829] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 37.191769][ T829] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 37.191773][ T829] ? 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 [ 37.191778][ T829] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 37.191782][ T829] ? 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) [ 37.191784][ T829] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 37.191791][ T829] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 37.191795][ T829] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 37.191801][ T829] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 37.191804][ T829] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 37.191808][ T829] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 37.191811][ T829] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 37.191821][ T829] ? 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 [ 37.191826][ T829] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 37.191831][ T829] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 37.191835][ T829] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 37.191837][ T829] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 37.191843][ T829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.191845][ T829] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 37.191849][ T829] ? write_profile (profile.c:?) [ 37.191850][ T829] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.191853][ T829] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 37.191857][ T829] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 37.191860][ T829] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.191861][ T829] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 37.191864][ T829] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 37.191867][ T829] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 37.191870][ T829] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.191876][ T829] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 37.191879][ T829] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 37.191881][ T829] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 37.191885][ T829] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.191891][ T829] ? 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)) [ 37.191893][ T829] ? 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)) [ 37.191897][ T829] genl_rcv (net/netlink/genetlink.c:1218) [ 37.191900][ T829] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.191904][ T829] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.191907][ T829] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.191911][ T829] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 37.191915][ T829] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 37.191919][ T829] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 37.191925][ T829] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 37.191929][ T829] ? copy_msghdr_from_user (net/socket.c:2650) [ 37.191931][ T829] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 37.191933][ T829] ? move_addr_to_kernel (net/socket.c:258) [ 37.191940][ T829] ___sys_sendmsg (net/socket.c:2767) [ 37.191943][ T829] ? copy_msghdr_from_user (net/socket.c:2619) [ 37.191945][ T829] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 37.191960][ T829] __sys_sendmsg (net/socket.c:2799) [ 37.191964][ T829] ? __sys_sendmsg_sock (net/socket.c:2780) [ 37.191969][ T829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.191972][ T829] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.191975][ T829] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 37.191978][ T829] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 37.191981][ T829] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.191983][ T829] RIP: 0033:0x7f29f36c854e [ 37.191985][ T829] 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 [ 37.191987][ T829] RSP: 002b:00007ffecf44b240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.191990][ T829] RAX: ffffffffffffffda RBX: 0000000020977130 RCX: 00007f29f36c854e [ 37.191991][ T829] RDX: 0000000000000000 RSI: 00007ffecf44b2e0 RDI: 0000000000000005 [ 37.191992][ T829] RBP: 00007ffecf44b250 R08: 0000000000000000 R09: 0000000000000000 [ 37.191993][ T829] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020977200 [ 37.191994][ T829] R13: 00007ffecf44b2e0 R14: 0000000020978260 R15: 000000000040bda8 | [ 43.774859][ T50] softirqs last disabled at (37788): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 43.774863][ T50] Preemption disabled at: | [ 43.774863][ T50] 0x0 | [ 43.774874][ T50] Tainted: [W]=WARN [ 43.774875][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.774877][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.774882][ T50] Call Trace: [ 43.774884][ T50] [ 43.774887][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.774894][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 43.774899][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.774903][ T50] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 43.774908][ T50] __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)) [ 43.774911][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.774917][ T50] ? 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) [ 43.774920][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.774923][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 43.774926][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.774931][ T50] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 43.774934][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.774938][ T50] ? mark_usage (kernel/locking/lockdep.c:4690) [ 43.774940][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.774941][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.774945][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.774947][ T50] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 43.774950][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.774954][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.774958][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.774962][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.774964][ T50] ? 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)) [ 43.774967][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.774969][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.774973][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.774977][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.774979][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.774985][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.774987][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.774989][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.774991][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.774995][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.774997][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.775000][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 43.775004][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.775007][ T50] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 43.775009][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.775013][ T50] _printk (kernel/printk/printk.c:2504) [ 43.775016][ T50] ? snapshot_read.cold (user.c:?) [ 43.775019][ T50] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 43.775022][ T50] ? __mod_zone_page_state (mm/vmstat.c:371) [ 43.775025][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.775029][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.775032][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.775035][ T50] ? netdev_notice (net/core/dev.c:13194) [ 43.775036][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.775042][ T50] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 43.775045][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.775048][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 43.775054][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 43.775061][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 43.775065][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 43.775067][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.775070][ T50] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 43.775074][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 43.775078][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 43.775081][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.775087][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 43.775091][ T50] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 43.775094][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 43.775097][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.775099][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.775101][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.775105][ T50] process_one_work (kernel/workqueue.c:3387) [ 43.775112][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.775114][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.775122][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.775127][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.775129][ T50] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.775132][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.775135][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.775137][ T50] kthread (kernel/kthread.c:436) [ 43.775139][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.775142][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.775145][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.775149][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.775153][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.775156][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.775159][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.959106][ T34] softirqs last disabled at (16666): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 48.959110][ T34] Preemption disabled at: | [ 48.959111][ T34] 0x0 | [ 48.959122][ T34] Tainted: [W]=WARN [ 48.959123][ T34] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.959125][ T34] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 48.959130][ T34] Call Trace: [ 48.959131][ T34] [ 48.959133][ T34] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 48.959140][ T34] __might_resched.cold (kernel/sched/core.c:9234) [ 48.959144][ T34] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 48.959149][ T34] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 48.959154][ T34] __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)) [ 48.959156][ T34] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.959162][ T34] ? 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) [ 48.959165][ T34] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.959168][ T34] put_chars (drivers/char/virtio_console.c:1176) [ 48.959170][ T34] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 48.959172][ T34] ? __send_to_port (drivers/char/virtio_console.c:654) [ 48.959176][ T34] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 48.959180][ T34] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 48.959182][ T34] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 48.959186][ T34] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 48.959190][ T34] ? mark_usage (kernel/locking/lockdep.c:4690) [ 48.959192][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.959193][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.959197][ T34] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 48.959199][ T34] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 48.959203][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.959205][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.959209][ T34] console_emit_next_record (kernel/printk/printk.c:3183) [ 48.959213][ T34] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 48.959215][ T34] ? 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)) [ 48.959218][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.959221][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.959225][ T34] console_flush_one_record (kernel/printk/printk.c:3268) [ 48.959229][ T34] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 48.959231][ T34] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 48.959236][ T34] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 48.959239][ T34] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 48.959241][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.959243][ T34] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 48.959246][ T34] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 48.959248][ T34] ? vprintk_emit (kernel/printk/printk.c:2478) [ 48.959252][ T34] vprintk_emit (kernel/printk/printk.c:2479) [ 48.959255][ T34] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 48.959258][ T34] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 48.959263][ T34] _printk (kernel/printk/printk.c:2504) [ 48.959266][ T34] ? snapshot_read.cold (user.c:?) [ 48.959268][ T34] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 48.959271][ T34] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 48.959273][ T34] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 48.959277][ T34] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 48.959280][ T34] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 48.959283][ T34] ? netdev_notice (net/core/dev.c:13194) [ 48.959288][ T34] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 48.959294][ T34] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 48.959299][ T34] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 48.959302][ T34] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 48.959304][ T34] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 48.959306][ T34] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 48.959311][ T34] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 48.959315][ T34] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 48.959318][ T34] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.959320][ T34] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 48.959324][ T34] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 48.959328][ T34] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 48.959331][ T34] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.959336][ T34] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 48.959340][ T34] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 48.959343][ T34] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 48.959346][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.959348][ T34] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.959350][ T34] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.959354][ T34] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 48.959356][ T34] process_one_work (kernel/workqueue.c:3387) [ 48.959362][ T34] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 48.959365][ T34] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 48.959372][ T34] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 48.959379][ T34] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.959381][ T34] kthread (kernel/kthread.c:436) [ 48.959384][ T34] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.959387][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) [ 48.959390][ T34] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.959394][ T34] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 48.959398][ T34] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.959401][ T34] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print sk_common_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