====================================== | [ 28.515979][ T753] softirqs last disabled at (7722431): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.515981][ T753] Preemption disabled at: | [ 28.515982][ T753] 0x0 | [ 28.515992][ T753] Tainted: [W]=WARN [ 28.515993][ T753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.515995][ T753] Call Trace: [ 28.515997][ T753] [ 28.515999][ T753] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.516005][ T753] __might_resched.cold (kernel/sched/core.c:9234) [ 28.516009][ T753] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.516013][ T753] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.516018][ T753] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 28.516020][ T753] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.516026][ T753] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 28.516029][ T753] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.516032][ T753] put_chars (drivers/char/virtio_console.c:1176) [ 28.516034][ T753] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 28.516036][ T753] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.516039][ T753] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.516044][ T753] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 28.516046][ T753] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.516049][ T753] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.516053][ T753] ? mark_usage (kernel/locking/lockdep.c:4690) [ 28.516055][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.516056][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.516060][ T753] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.516062][ T753] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 28.516065][ T753] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.516067][ T753] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.516071][ T753] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.516075][ T753] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.516077][ T753] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 28.516080][ T753] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.516082][ T753] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.516086][ T753] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.516090][ T753] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.516091][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.516096][ T753] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.516099][ T753] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.516101][ T753] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.516103][ T753] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.516106][ T753] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.516108][ T753] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.516111][ T753] vprintk_emit (kernel/printk/printk.c:2479) [ 28.516115][ T753] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.516118][ T753] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.516122][ T753] _printk (kernel/printk/printk.c:2504) [ 28.516126][ T753] ? snapshot_read.cold (user.c:?) [ 28.516128][ T753] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.516131][ T753] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.516134][ T753] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.516137][ T753] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.516141][ T753] ? exit_notify (kernel/exit.c:780) [ 28.516145][ T753] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 28.516147][ T753] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 28.516150][ T753] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.516153][ T753] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.516156][ T753] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.516158][ T753] RIP: 0033:0x7fbc98e8ec49 [ 28.516160][ T753] Code: Unable to access opcode bytes at 0x7fbc98e8ec1f. Code starting with the faulting instruction =========================================== [ 28.516161][ T753] RSP: 002b:00007fbc9864de60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 28.516164][ T753] RAX: ffffffffffffffda RBX: 00007fbc9864e6c0 RCX: 00007fbc98e8ec49 [ 28.516165][ T753] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 28.516166][ T753] RBP: 00007fbc9864df70 R08: 0000000000000001 R09: 00007fbc9864e6c0 [ 28.516167][ T753] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fbc97e4e000 [ 28.516168][ T753] R13: 00007fff23b10f50 R14: 0000000000000002 R15: 00007fff23b11057 | [ 30.228127][ T847] | [ 30.228127][ T847] | [ 30.228127][ T847] stack backtrace: | [ 30.228133][ T847] Tainted: [W]=WARN [ 30.228134][ T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.228136][ T847] Call Trace: [ 30.228137][ T847] [ 30.228138][ T847] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.228142][ T847] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 30.228144][ T847] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 30.228146][ T847] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.228150][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.228153][ T847] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 30.228155][ T847] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 30.228157][ T847] check_prev_add (kernel/locking/lockdep.c:3185) [ 30.228159][ T847] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 30.228161][ T847] __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228163][ T847] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.228164][ T847] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.228166][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228168][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.228170][ T847] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.228172][ T847] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.228173][ T847] console_emit_next_record (kernel/printk/printk.c:3177) [ 30.228175][ T847] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.228177][ T847] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 30.228179][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228181][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.228182][ T847] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.228185][ T847] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.228186][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228188][ T847] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.228190][ T847] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.228192][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228193][ T847] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.228195][ T847] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.228197][ T847] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.228199][ T847] vprintk_emit (kernel/printk/printk.c:2479) [ 30.228201][ T847] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.228202][ T847] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.228204][ T847] ? __kernel_text_address (kernel/extable.c:79) [ 30.228205][ T847] ? write_profile (profile.c:?) [ 30.228207][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.228210][ T847] _printk (kernel/printk/printk.c:2504) [ 30.228212][ T847] ? snapshot_read.cold (user.c:?) [ 30.228214][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.228215][ T847] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.228217][ T847] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.228218][ T847] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.228220][ T847] ? netdev_notice (net/core/dev.c:13194) [ 30.228221][ T847] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.228222][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.228224][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228226][ T847] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.228229][ T847] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.228232][ T847] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 30.228235][ T847] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.228237][ T847] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 30.228239][ T847] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.228242][ T847] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.228244][ T847] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.228247][ T847] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.228250][ T847] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.228251][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.228254][ T847] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.228259][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 30.228261][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.228264][ T847] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.228267][ T847] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.228268][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.228271][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228273][ T847] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.228276][ T847] ? write_profile (profile.c:?) [ 30.228277][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.228279][ T847] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.228281][ T847] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.228283][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.228285][ T847] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.228287][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.228289][ T847] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.228291][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228294][ T847] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.228296][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.228297][ T847] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.228299][ T847] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.228302][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.228304][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.228306][ T847] genl_rcv (net/netlink/genetlink.c:1218) [ 30.228308][ T847] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.228310][ T847] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.228312][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228314][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.228316][ T847] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.228318][ T847] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.228321][ T847] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.228323][ T847] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.228325][ T847] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.228326][ T847] ? move_addr_to_kernel (net/socket.c:258) [ 30.228329][ T847] ___sys_sendmsg (net/socket.c:2767) [ 30.228331][ T847] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.228332][ T847] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.228337][ T847] __sys_sendmsg (net/socket.c:2799) [ 30.228339][ T847] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.228342][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228343][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228345][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.228347][ T847] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.228349][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.228350][ T847] RIP: 0033:0x7f548a93b54e [ 30.228353][ T847] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.228354][ T847] RSP: 002b:00007fff9c5fb460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.228357][ T847] RAX: ffffffffffffffda RBX: 0000000039832130 RCX: 00007f548a93b54e [ 30.228358][ T847] RDX: 0000000000000000 RSI: 00007fff9c5fb500 RDI: 0000000000000005 [ 30.228359][ T847] RBP: 00007fff9c5fb470 R08: 0000000000000000 R09: 0000000000000000 [ 30.228360][ T847] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000039832200 [ 30.228361][ T847] R13: 00007fff9c5fb500 R14: 0000000039833260 R15: 000000000040bda8 | [ 30.228378][ T847] softirqs last disabled at (33380): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 30.228381][ T847] Preemption disabled at: | [ 30.228382][ T847] 0x0 | [ 30.228386][ T847] Tainted: [W]=WARN [ 30.228386][ T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.228387][ T847] Call Trace: [ 30.228387][ T847] [ 30.228388][ T847] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.228390][ T847] __might_resched.cold (kernel/sched/core.c:9234) [ 30.228392][ T847] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 30.228394][ T847] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.228397][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228399][ T847] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 30.228401][ T847] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.228402][ T847] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.228404][ T847] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.228405][ T847] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.228407][ T847] put_chars (drivers/char/virtio_console.c:1176) [ 30.228409][ T847] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.228411][ T847] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 30.228413][ T847] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 30.228414][ T847] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.228416][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228418][ T847] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.228420][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228422][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.228423][ T847] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.228425][ T847] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.228427][ T847] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 30.228429][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228431][ T847] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.228432][ T847] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.228435][ T847] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.228436][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228438][ T847] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.228440][ T847] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.228442][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228443][ T847] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.228445][ T847] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.228447][ T847] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.228449][ T847] vprintk_emit (kernel/printk/printk.c:2479) [ 30.228451][ T847] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.228452][ T847] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.228453][ T847] ? __kernel_text_address (kernel/extable.c:79) [ 30.228455][ T847] ? write_profile (profile.c:?) [ 30.228456][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.228457][ T847] _printk (kernel/printk/printk.c:2504) [ 30.228459][ T847] ? snapshot_read.cold (user.c:?) [ 30.228461][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.228462][ T847] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.228463][ T847] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.228465][ T847] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.228466][ T847] ? netdev_notice (net/core/dev.c:13194) [ 30.228467][ T847] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.228469][ T847] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.228470][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228473][ T847] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.228475][ T847] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.228478][ T847] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 30.228481][ T847] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.228483][ T847] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 30.228485][ T847] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.228488][ T847] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.228490][ T847] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.228493][ T847] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.228496][ T847] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.228497][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.228499][ T847] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.228502][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 30.228505][ T847] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.228508][ T847] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.228510][ T847] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.228512][ T847] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.228514][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228516][ T847] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.228518][ T847] ? write_profile (profile.c:?) [ 30.228519][ T847] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.228520][ T847] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.228523][ T847] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.228525][ T847] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.228526][ T847] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.228528][ T847] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.228530][ T847] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.228532][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228535][ T847] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.228537][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.228538][ T847] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.228541][ T847] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.228543][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.228545][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.228547][ T847] genl_rcv (net/netlink/genetlink.c:1218) [ 30.228549][ T847] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.228551][ T847] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.228552][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.228554][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.228557][ T847] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.228559][ T847] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.228561][ T847] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.228562][ T847] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.228564][ T847] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.228565][ T847] ? move_addr_to_kernel (net/socket.c:258) [ 30.228568][ T847] ___sys_sendmsg (net/socket.c:2767) [ 30.228570][ T847] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.228571][ T847] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.228576][ T847] __sys_sendmsg (net/socket.c:2799) [ 30.228578][ T847] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.228580][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228582][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.228584][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.228586][ T847] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.228587][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.228588][ T847] RIP: 0033:0x7f548a93b54e [ 30.228590][ T847] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.228590][ T847] RSP: 002b:00007fff9c5fb460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.228592][ T847] RAX: ffffffffffffffda RBX: 0000000039832130 RCX: 00007f548a93b54e [ 30.228592][ T847] RDX: 0000000000000000 RSI: 00007fff9c5fb500 RDI: 0000000000000005 [ 30.228593][ T847] RBP: 00007fff9c5fb470 R08: 0000000000000000 R09: 0000000000000000 [ 30.228594][ T847] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000039832200 [ 30.228594][ T847] R13: 00007fff9c5fb500 R14: 0000000039833260 R15: 000000000040bda8 | [ 32.896410][ T899] softirqs last disabled at (0): 0x0 | [ 32.896411][ T899] Preemption disabled at: | [ 32.896412][ T899] 0x0 | [ 32.896421][ T899] Tainted: [W]=WARN [ 32.896422][ T899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.896423][ T899] Call Trace: [ 32.896425][ T899] [ 32.896426][ T899] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.896432][ T899] __might_resched.cold (kernel/sched/core.c:9234) [ 32.896436][ T899] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.896440][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896444][ T899] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.896447][ T899] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.896450][ T899] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.896454][ T899] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.896456][ T899] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.896458][ T899] put_chars (drivers/char/virtio_console.c:1176) [ 32.896460][ T899] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.896462][ T899] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.896465][ T899] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.896469][ T899] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.896471][ T899] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.896472][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896474][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.896476][ T899] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.896478][ T899] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.896480][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896482][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896484][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896485][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.896487][ T899] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.896489][ T899] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.896491][ T899] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.896493][ T899] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.896495][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.896497][ T899] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.896498][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896500][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.896501][ T899] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.896502][ T899] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 32.896504][ T899] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.896506][ T899] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.896508][ T899] vprintk_emit (kernel/printk/printk.c:2479) [ 32.896510][ T899] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.896512][ T899] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.896514][ T899] ? __kernel_text_address (kernel/extable.c:79) [ 32.896516][ T899] ? write_profile (profile.c:?) [ 32.896518][ T899] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.896521][ T899] _printk (kernel/printk/printk.c:2504) [ 32.896524][ T899] ? snapshot_read.cold (user.c:?) [ 32.896526][ T899] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.896528][ T899] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.896530][ T899] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.896532][ T899] ? netdev_notice (net/core/dev.c:13194) [ 32.896533][ T899] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 32.896539][ T899] ? __module_address (kernel/module/main.c:3915) [ 32.896542][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.896543][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896545][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.896547][ T899] ? ovpn_peer_get_by_id (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1346 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 ./include/linux/kref.h:133 drivers/net/ovpn/peer.h:127 drivers/net/ovpn/peer.c:674) ovpn [ 32.896550][ T899] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 32.896554][ T899] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 32.896556][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.896558][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896559][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.896561][ T899] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 32.896564][ T899] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.896566][ T899] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 32.896569][ T899] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 32.896572][ T899] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 32.896575][ T899] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 32.896578][ T899] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 32.896581][ T899] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.896583][ T899] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 32.896588][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.896590][ T899] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 32.896593][ T899] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 32.896597][ T899] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 32.896599][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896602][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896603][ T899] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.896607][ T899] ? write_profile (profile.c:?) [ 32.896608][ T899] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.896610][ T899] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 32.896612][ T899] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 32.896614][ T899] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 32.896616][ T899] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.896618][ T899] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 32.896621][ T899] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 32.896622][ T899] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 32.896624][ T899] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 32.896626][ T899] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.896628][ T899] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 32.896630][ T899] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.896633][ T899] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.896634][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896636][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.896638][ T899] genl_rcv (net/netlink/genetlink.c:1218) [ 32.896640][ T899] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.896642][ T899] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.896643][ T899] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.896645][ T899] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 32.896646][ T899] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 32.896649][ T899] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.896651][ T899] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.896654][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896655][ T899] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.896657][ T899] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.896661][ T899] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.896662][ T899] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.896664][ T899] ? move_addr_to_kernel (net/socket.c:258) [ 32.896667][ T899] ___sys_sendmsg (net/socket.c:2767) [ 32.896669][ T899] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.896670][ T899] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 32.896675][ T899] __sys_sendmsg (net/socket.c:2799) [ 32.896677][ T899] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.896680][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896681][ T899] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.896683][ T899] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.896686][ T899] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.896688][ T899] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.896690][ T899] RIP: 0033:0x7fed606ba54e [ 32.896692][ T899] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.896694][ T899] RSP: 002b:00007fff58afff00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.896697][ T899] RAX: ffffffffffffffda RBX: 0000000021509130 RCX: 00007fed606ba54e [ 32.896699][ T899] RDX: 0000000000000000 RSI: 00007fff58afffa0 RDI: 0000000000000005 [ 32.896700][ T899] RBP: 00007fff58afff10 R08: 0000000000000000 R09: 0000000000000000 [ 32.896700][ T899] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000021509200 [ 32.896701][ T899] R13: 00007fff58afffa0 R14: 000000002150a260 R15: 000000000040bda8 | [ 38.630806][ T50] softirqs last disabled at (38887): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 38.630808][ T50] Preemption disabled at: | [ 38.630809][ T50] 0x0 | [ 38.630819][ T50] Tainted: [W]=WARN [ 38.630820][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.630822][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.630829][ T50] Call Trace: [ 38.630831][ T50] [ 38.630832][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.630838][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 38.630842][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.630845][ T50] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 38.630847][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630851][ 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)) [ 38.630854][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.630857][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.630861][ 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) [ 38.630862][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.630864][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 38.630870][ T50] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 38.630871][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.630873][ T50] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 38.630876][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.630879][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.630881][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.630882][ T50] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 38.630884][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.630886][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630888][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.630890][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.630892][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.630894][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630896][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630897][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630899][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.630901][ T50] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.630902][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.630904][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.630907][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.630908][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.630910][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.630911][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630913][ T50] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.630914][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.630916][ T50] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 38.630918][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.630919][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.630921][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 38.630924][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.630926][ T50] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 38.630929][ T50] _printk (kernel/printk/printk.c:2504) [ 38.630932][ T50] ? snapshot_read.cold (user.c:?) [ 38.630934][ T50] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 38.630936][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.630939][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.630941][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.630942][ T50] ? netdev_notice (net/core/dev.c:13194) [ 38.630944][ T50] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.630946][ T50] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 38.630950][ T50] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 38.630951][ T50] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 38.630953][ T50] ? debug_object_free (lib/debugobjects.c:1033) [ 38.630955][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.630957][ T50] ? 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) [ 38.630960][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.630964][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.630966][ 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) [ 38.630968][ T50] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 38.630969][ T50] ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3)) [ 38.630972][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.630975][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.630977][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.630979][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.630981][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.630983][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.630984][ T50] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 38.630985][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 38.630988][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 38.630991][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.630993][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 38.630996][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 38.630999][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.631000][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.631002][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.631004][ T50] process_one_work (kernel/workqueue.c:3387) [ 38.631008][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.631009][ T50] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.631011][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.631013][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.631016][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.631017][ T50] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.631020][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.631021][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.631023][ T50] kthread (kernel/kthread.c:436) [ 38.631025][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.631026][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.631027][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.631029][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.631031][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.631033][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.631035][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.749850][ T10] softirqs last disabled at (23347): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 43.749852][ T10] Preemption disabled at: | [ 43.749853][ T10] 0x0 | [ 43.749863][ T10] Tainted: [W]=WARN [ 43.749864][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.749866][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.749874][ T10] Call Trace: [ 43.749875][ T10] [ 43.749877][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.749882][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 43.749886][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.749889][ T10] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 43.749898][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749901][ T10] __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)) [ 43.749905][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.749908][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.749911][ T10] ? 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) [ 43.749913][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.749915][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 43.749917][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 43.749918][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.749920][ T10] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.749923][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.749927][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.749928][ T10] ? 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) [ 43.749930][ T10] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 43.749932][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.749933][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749935][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.749937][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.749940][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.749942][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749943][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749945][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749946][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.749948][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.749950][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.749952][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.749954][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.749956][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.749958][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.749959][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749961][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.749963][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.749964][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 43.749966][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.749968][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.749970][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 43.749972][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.749974][ T10] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 43.749975][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749977][ T10] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 43.749979][ T10] _printk (kernel/printk/printk.c:2504) [ 43.749982][ T10] ? snapshot_read.cold (user.c:?) [ 43.749984][ T10] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 43.749986][ T10] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 43.749987][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.749990][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.749992][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.749993][ T10] ? netdev_notice (net/core/dev.c:13194) [ 43.749995][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.749997][ T10] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 43.750000][ T10] ? 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) [ 43.750003][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 43.750006][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 43.750009][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.750010][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.750012][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 43.750016][ T10] ? 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) [ 43.750017][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 43.750020][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.750022][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.750023][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.750024][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 43.750026][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 43.750029][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 43.750031][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.750033][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 43.750037][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 43.750039][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.750041][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.750042][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.750044][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 43.750046][ T10] process_one_work (kernel/workqueue.c:3387) [ 43.750048][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.750050][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.750052][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.750054][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.750057][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.750058][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.750061][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.750062][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.750064][ T10] kthread (kernel/kthread.c:436) [ 43.750065][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.750066][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.750068][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.750071][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.750073][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.750075][ T10] ? 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