====================================== | [ 15.399544][ T329] softirqs last disabled at (26706): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 15.399547][ T329] Preemption disabled at: | [ 15.399547][ T329] 0x0 | [ 15.399557][ T329] Tainted: [W]=WARN [ 15.399558][ T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.399560][ T329] Call Trace: [ 15.399561][ T329] [ 15.399563][ T329] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.399569][ T329] __might_resched.cold (kernel/sched/core.c:9234) [ 15.399573][ T329] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.399577][ T329] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.399582][ T329] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 15.399584][ T329] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.399590][ T329] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.399593][ T329] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.399596][ T329] put_chars (drivers/char/virtio_console.c:1176) [ 15.399599][ T329] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.399600][ T329] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.399605][ T329] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.399610][ T329] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.399616][ T329] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.399618][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.399621][ T329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.399625][ T329] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.399628][ T329] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.399630][ T329] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 15.399633][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.399636][ T329] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.399639][ T329] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.399643][ T329] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.399645][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.399650][ T329] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.399653][ T329] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.399654][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.399657][ T329] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.399660][ T329] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.399662][ T329] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.399665][ T329] vprintk_emit (kernel/printk/printk.c:2479) [ 15.399668][ T329] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.399672][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.399675][ T329] _printk (kernel/printk/printk.c:2504) [ 15.399679][ T329] ? snapshot_read.cold (user.c:?) [ 15.399681][ T329] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 15.399684][ T329] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.399687][ T329] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 15.399690][ T329] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.399694][ T329] ? exit_notify (kernel/exit.c:780) [ 15.399695][ T329] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.399697][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.399701][ T329] do_group_exit (kernel/exit.c:1151) [ 15.399704][ T329] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.399706][ T329] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.399709][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.399712][ T329] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.399715][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.399717][ T329] RIP: 0033:0x7fdebb07f1b8 [ 15.399719][ T329] Code: Unable to access opcode bytes at 0x7fdebb07f18e. Code starting with the faulting instruction =========================================== [ 15.399720][ T329] RSP: 002b:00007ffcbed09b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.399723][ T329] RAX: ffffffffffffffda RBX: 00007fdebb1aff88 RCX: 00007fdebb07f1b8 [ 15.399724][ T329] RDX: 00007fdebadc9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.399725][ T329] RBP: 00007ffcbed09b80 R08: 0000000000000000 R09: 0000000000000000 [ 15.399726][ T329] R10: 00007ffcbed09940 R11: 0000000000000246 R12: 0000000000000001 [ 15.399727][ T329] R13: 0000000000000000 R14: 00007fdebb1ae680 R15: 00007fdebb1affa0 | [ 30.365892][ T846] | [ 30.365893][ T846] | [ 30.365893][ T846] stack backtrace: | [ 30.365898][ T846] Tainted: [W]=WARN [ 30.365899][ T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.365901][ T846] Call Trace: [ 30.365902][ T846] [ 30.365903][ T846] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.365906][ T846] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 30.365909][ T846] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 30.365911][ T846] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.365914][ T846] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.365917][ T846] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 30.365919][ T846] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 30.365921][ T846] check_prev_add (kernel/locking/lockdep.c:3185) [ 30.365923][ T846] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 30.365925][ T846] __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.365927][ T846] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.365928][ T846] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.365931][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.365933][ T846] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.365934][ T846] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.365936][ T846] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.365938][ T846] console_emit_next_record (kernel/printk/printk.c:3177) [ 30.365940][ T846] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.365941][ T846] ? 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)) [ 30.365944][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.365945][ T846] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.365947][ T846] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.365949][ T846] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.365951][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.365953][ T846] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.365955][ T846] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.365957][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.365959][ T846] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.365960][ T846] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.365962][ T846] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.365964][ T846] vprintk_emit (kernel/printk/printk.c:2479) [ 30.365966][ T846] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.365968][ T846] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.365970][ T846] ? __kernel_text_address (kernel/extable.c:79) [ 30.365971][ T846] ? write_profile (profile.c:?) [ 30.365973][ T846] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.365976][ T846] _printk (kernel/printk/printk.c:2504) [ 30.365978][ T846] ? snapshot_read.cold (user.c:?) [ 30.365980][ T846] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.365981][ T846] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.365982][ T846] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.365984][ T846] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.365985][ T846] ? netdev_notice (net/core/dev.c:13194) [ 30.365987][ T846] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.365988][ T846] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.365990][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.365992][ T846] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.365995][ T846] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.365997][ T846] ? 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 [ 30.366000][ T846] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.366003][ T846] ? 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) [ 30.366005][ T846] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.366008][ T846] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.366013][ T846] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.366016][ T846] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.366018][ T846] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.366020][ T846] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.366022][ T846] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.366027][ T846] ? 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 [ 30.366030][ T846] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.366033][ T846] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.366035][ T846] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.366037][ T846] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.366039][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366041][ T846] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.366044][ T846] ? write_profile (profile.c:?) [ 30.366045][ T846] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.366047][ T846] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.366049][ T846] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.366051][ T846] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.366053][ T846] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.366055][ T846] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.366057][ T846] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.366059][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366062][ T846] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.366064][ T846] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.366066][ T846] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.366068][ T846] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.366070][ T846] ? 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)) [ 30.366072][ T846] ? 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)) [ 30.366074][ T846] genl_rcv (net/netlink/genetlink.c:1218) [ 30.366076][ T846] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.366078][ T846] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.366080][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366082][ T846] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.366084][ T846] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.366086][ T846] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.366090][ T846] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.366091][ T846] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.366093][ T846] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.366095][ T846] ? move_addr_to_kernel (net/socket.c:258) [ 30.366097][ T846] ___sys_sendmsg (net/socket.c:2767) [ 30.366099][ T846] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.366101][ T846] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.366105][ T846] __sys_sendmsg (net/socket.c:2799) [ 30.366107][ T846] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.366110][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366112][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366114][ T846] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.366115][ T846] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.366117][ T846] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.366118][ T846] RIP: 0033:0x7fd4da53254e [ 30.366121][ T846] 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 [ 30.366123][ T846] RSP: 002b:00007fff6be09d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.366125][ T846] RAX: ffffffffffffffda RBX: 0000000026941130 RCX: 00007fd4da53254e [ 30.366127][ T846] RDX: 0000000000000000 RSI: 00007fff6be09de0 RDI: 0000000000000005 [ 30.366127][ T846] RBP: 00007fff6be09d50 R08: 0000000000000000 R09: 0000000000000000 [ 30.366128][ T846] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000026941200 [ 30.366129][ T846] R13: 00007fff6be09de0 R14: 0000000026942260 R15: 000000000040bda8 | [ 30.366146][ T846] softirqs last disabled at (28252): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 30.366149][ T846] Preemption disabled at: | [ 30.366149][ T846] 0x0 | [ 30.366153][ T846] Tainted: [W]=WARN [ 30.366154][ T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.366154][ T846] Call Trace: [ 30.366155][ T846] [ 30.366155][ T846] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.366158][ T846] __might_resched.cold (kernel/sched/core.c:9234) [ 30.366160][ T846] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 30.366162][ T846] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.366165][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366167][ T846] __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)) [ 30.366169][ T846] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.366170][ T846] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.366172][ T846] ? 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) [ 30.366173][ T846] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.366175][ T846] put_chars (drivers/char/virtio_console.c:1176) [ 30.366177][ T846] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.366179][ T846] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 30.366180][ T846] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 30.366182][ T846] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.366184][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366186][ T846] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.366188][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366189][ T846] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.366191][ T846] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.366193][ T846] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.366195][ T846] ? 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)) [ 30.366197][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366198][ T846] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.366200][ T846] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.366203][ T846] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.366204][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366206][ T846] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.366208][ T846] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.366210][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366211][ T846] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.366213][ T846] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.366215][ T846] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.366217][ T846] vprintk_emit (kernel/printk/printk.c:2479) [ 30.366219][ T846] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.366220][ T846] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.366221][ T846] ? __kernel_text_address (kernel/extable.c:79) [ 30.366223][ T846] ? write_profile (profile.c:?) [ 30.366224][ T846] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.366225][ T846] _printk (kernel/printk/printk.c:2504) [ 30.366227][ T846] ? snapshot_read.cold (user.c:?) [ 30.366229][ T846] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.366230][ T846] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.366232][ T846] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.366233][ T846] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.366235][ T846] ? netdev_notice (net/core/dev.c:13194) [ 30.366236][ T846] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.366237][ T846] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.366239][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366241][ T846] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.366244][ T846] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.366246][ T846] ? 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 [ 30.366249][ T846] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.366251][ T846] ? 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) [ 30.366253][ T846] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.366256][ T846] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.366259][ T846] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.366262][ T846] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.366264][ T846] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.366265][ T846] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.366267][ T846] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.366271][ T846] ? 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 [ 30.366273][ T846] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.366276][ T846] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.366278][ T846] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.366280][ T846] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.366283][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366284][ T846] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.366286][ T846] ? write_profile (profile.c:?) [ 30.366287][ T846] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.366289][ T846] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.366291][ T846] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.366293][ T846] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.366294][ T846] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.366297][ T846] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.366299][ T846] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.366301][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366303][ T846] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.366305][ T846] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.366307][ T846] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.366309][ T846] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.366312][ T846] ? 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)) [ 30.366314][ T846] ? 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)) [ 30.366316][ T846] genl_rcv (net/netlink/genetlink.c:1218) [ 30.366318][ T846] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.366320][ T846] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.366322][ T846] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.366324][ T846] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.366326][ T846] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.366328][ T846] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.366330][ T846] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.366331][ T846] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.366333][ T846] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.366335][ T846] ? move_addr_to_kernel (net/socket.c:258) [ 30.366337][ T846] ___sys_sendmsg (net/socket.c:2767) [ 30.366339][ T846] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.366341][ T846] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.366345][ T846] __sys_sendmsg (net/socket.c:2799) [ 30.366347][ T846] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.366350][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366352][ T846] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.366354][ T846] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.366355][ T846] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.366357][ T846] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.366358][ T846] RIP: 0033:0x7fd4da53254e [ 30.366359][ T846] 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 [ 30.366360][ T846] RSP: 002b:00007fff6be09d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.366361][ T846] RAX: ffffffffffffffda RBX: 0000000026941130 RCX: 00007fd4da53254e [ 30.366362][ T846] RDX: 0000000000000000 RSI: 00007fff6be09de0 RDI: 0000000000000005 [ 30.366363][ T846] RBP: 00007fff6be09d50 R08: 0000000000000000 R09: 0000000000000000 [ 30.366363][ T846] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000026941200 [ 30.366364][ T846] R13: 00007fff6be09de0 R14: 0000000026942260 R15: 000000000040bda8 | [ 33.024929][ T898] softirqs last disabled at (0): 0x0 | [ 33.024931][ T898] Preemption disabled at: | [ 33.024932][ T898] 0x0 | [ 33.024940][ T898] Tainted: [W]=WARN [ 33.024941][ T898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.024942][ T898] Call Trace: [ 33.024944][ T898] [ 33.024945][ T898] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.024951][ T898] __might_resched.cold (kernel/sched/core.c:9234) [ 33.024955][ T898] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.024958][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.024962][ T898] __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)) [ 33.024965][ T898] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.024968][ T898] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.024972][ T898] ? 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) [ 33.024973][ T898] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.024975][ T898] put_chars (drivers/char/virtio_console.c:1176) [ 33.024977][ T898] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.024979][ T898] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.024982][ T898] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.024986][ T898] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.024988][ T898] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.024989][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.024991][ T898] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.024993][ T898] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.024995][ T898] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.024997][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.024999][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025001][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025002][ T898] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.025004][ T898] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.025006][ T898] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.025010][ T898] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.025012][ T898] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.025014][ T898] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.025015][ T898] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.025017][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025019][ T898] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.025020][ T898] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.025021][ T898] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.025023][ T898] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.025025][ T898] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.025027][ T898] vprintk_emit (kernel/printk/printk.c:2479) [ 33.025029][ T898] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.025031][ T898] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.025033][ T898] ? __kernel_text_address (kernel/extable.c:79) [ 33.025034][ T898] ? write_profile (profile.c:?) [ 33.025037][ T898] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.025040][ T898] _printk (kernel/printk/printk.c:2504) [ 33.025042][ T898] ? snapshot_read.cold (user.c:?) [ 33.025044][ T898] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.025047][ T898] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.025049][ T898] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.025050][ T898] ? netdev_notice (net/core/dev.c:13194) [ 33.025052][ T898] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 33.025057][ T898] ? __module_address (kernel/module/main.c:3915) [ 33.025060][ T898] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.025062][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025064][ T898] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.025065][ T898] ? 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 [ 33.025069][ T898] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 33.025072][ T898] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 33.025075][ T898] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.025076][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025078][ T898] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.025080][ T898] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 33.025083][ T898] ? 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) [ 33.025085][ T898] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 33.025088][ T898] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 33.025091][ T898] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 33.025094][ T898] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 33.025096][ T898] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.025099][ T898] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.025101][ T898] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 33.025106][ T898] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.025107][ T898] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 33.025111][ T898] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 33.025115][ T898] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 33.025117][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025119][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025121][ T898] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.025124][ T898] ? write_profile (profile.c:?) [ 33.025125][ T898] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.025127][ T898] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 33.025129][ T898] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 33.025131][ T898] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 33.025134][ T898] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.025136][ T898] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 33.025138][ T898] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 33.025140][ T898] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 33.025142][ T898] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 33.025144][ T898] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.025146][ T898] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 33.025148][ T898] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.025151][ T898] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.025152][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025154][ T898] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.025155][ T898] genl_rcv (net/netlink/genetlink.c:1218) [ 33.025157][ T898] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.025159][ T898] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.025161][ T898] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.025162][ T898] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.025163][ T898] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 33.025167][ T898] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.025169][ T898] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.025171][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025173][ T898] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.025175][ T898] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 33.025178][ T898] ? copy_msghdr_from_user (net/socket.c:2650) [ 33.025180][ T898] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 33.025181][ T898] ? move_addr_to_kernel (net/socket.c:258) [ 33.025184][ T898] ___sys_sendmsg (net/socket.c:2767) [ 33.025186][ T898] ? copy_msghdr_from_user (net/socket.c:2619) [ 33.025187][ T898] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 33.025192][ T898] __sys_sendmsg (net/socket.c:2799) [ 33.025194][ T898] ? __sys_sendmsg_sock (net/socket.c:2780) [ 33.025196][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025198][ T898] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.025200][ T898] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.025203][ T898] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.025205][ T898] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.025207][ T898] RIP: 0033:0x7f91b434854e [ 33.025208][ T898] 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 [ 33.025210][ T898] RSP: 002b:00007ffd15d06f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.025214][ T898] RAX: ffffffffffffffda RBX: 0000000012f4e130 RCX: 00007f91b434854e [ 33.025215][ T898] RDX: 0000000000000000 RSI: 00007ffd15d06fc0 RDI: 0000000000000005 [ 33.025216][ T898] RBP: 00007ffd15d06f30 R08: 0000000000000000 R09: 0000000000000000 [ 33.025217][ T898] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000012f4e200 [ 33.025217][ T898] R13: 00007ffd15d06fc0 R14: 0000000012f4f260 R15: 000000000040bda8 | [ 38.752061][ T64] softirqs last disabled at (22365): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 38.752063][ T64] Preemption disabled at: | [ 38.752064][ T64] 0x0 | [ 38.752073][ T64] Tainted: [W]=WARN [ 38.752074][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.752076][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.752084][ T64] Call Trace: [ 38.752086][ T64] [ 38.752087][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.752092][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 38.752096][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.752099][ T64] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 38.752101][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752105][ T64] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 38.752109][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.752111][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.752115][ T64] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 38.752117][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.752119][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 38.752121][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 38.752122][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.752124][ T64] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 38.752127][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.752131][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.752132][ T64] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.752133][ T64] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 38.752136][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.752137][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752139][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.752141][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.752143][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.752145][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752147][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752148][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752150][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.752152][ T64] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.752153][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.752156][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.752158][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.752160][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.752161][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.752163][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752164][ T64] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.752166][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.752167][ T64] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 38.752169][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.752171][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.752173][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 38.752175][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.752177][ T64] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 38.752179][ T64] ? queued_spin_lock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1279 ./arch/x86/include/asm/paravirt-spinlock.h:144 kernel/locking/qspinlock.c:163) [ 38.752181][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752182][ T64] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 38.752185][ T64] _printk (kernel/printk/printk.c:2504) [ 38.752188][ T64] ? snapshot_read.cold (user.c:?) [ 38.752189][ T64] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 38.752191][ T64] ? __mod_zone_page_state (mm/vmstat.c:371) [ 38.752194][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.752197][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.752198][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.752200][ T64] ? netdev_notice (net/core/dev.c:13194) [ 38.752202][ T64] ? free_pcppages_bulk (./include/trace/events/kmem.h:246 (discriminator 22) mm/page_alloc.c:1516 (discriminator 22)) [ 38.752204][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752206][ T64] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 38.752208][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.752213][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.752215][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.752217][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.752218][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752221][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.752224][ T64] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.752226][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.752228][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.752230][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752231][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.752233][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 38.752234][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 38.752237][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 38.752240][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.752242][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 38.752245][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 38.752247][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752249][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.752250][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.752252][ T64] process_one_work (kernel/workqueue.c:3387) [ 38.752256][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.752258][ T64] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.752260][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.752262][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.752264][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.752266][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.752268][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.752270][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.752272][ T64] kthread (kernel/kthread.c:436) [ 38.752274][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.752275][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.752276][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.752279][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.752281][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.752283][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.752285][ T64] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.808076][ T76] softirqs last disabled at (19907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 43.808078][ T76] Preemption disabled at: | [ 43.808079][ T76] 0x0 | [ 43.808089][ T76] Tainted: [W]=WARN [ 43.808090][ T76] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.808092][ T76] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.808099][ T76] Call Trace: [ 43.808100][ T76] [ 43.808102][ T76] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.808107][ T76] __might_resched.cold (kernel/sched/core.c:9234) [ 43.808110][ T76] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.808113][ T76] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 43.808116][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808119][ T76] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 43.808123][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.808125][ T76] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.808129][ T76] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.808130][ T76] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.808132][ T76] put_chars (drivers/char/virtio_console.c:1176) [ 43.808134][ T76] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 43.808136][ T76] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.808138][ T76] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.808141][ T76] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.808144][ T76] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.808145][ T76] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.808147][ T76] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 43.808149][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.808150][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808152][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.808154][ T76] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.808157][ T76] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.808159][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808160][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808162][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808163][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.808165][ T76] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.808167][ T76] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.808169][ T76] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.808172][ T76] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.808173][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.808175][ T76] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.808176][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808178][ T76] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.808179][ T76] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.808180][ T76] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 43.808182][ T76] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.808184][ T76] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.808186][ T76] vprintk_emit (kernel/printk/printk.c:2479) [ 43.808188][ T76] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.808190][ T76] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 43.808191][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808193][ T76] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 43.808195][ T76] _printk (kernel/printk/printk.c:2504) [ 43.808198][ T76] ? snapshot_read.cold (user.c:?) [ 43.808200][ T76] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 43.808202][ T76] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 43.808203][ T76] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.808206][ T76] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.808207][ T76] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.808209][ T76] ? netdev_notice (net/core/dev.c:13194) [ 43.808210][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808212][ T76] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 43.808215][ T76] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 43.808218][ T76] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 43.808222][ T76] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 43.808224][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808226][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.808228][ T76] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 43.808231][ T76] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.808233][ T76] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 43.808235][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.808237][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808239][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.808240][ T76] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 43.808241][ T76] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 43.808244][ T76] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 43.808246][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.808248][ T76] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 43.808251][ T76] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 43.808254][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808255][ T76] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.808257][ T76] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.808259][ T76] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 43.808260][ T76] process_one_work (kernel/workqueue.c:3387) [ 43.808263][ T76] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.808265][ T76] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.808267][ T76] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.808269][ T76] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.808271][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.808273][ T76] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.808275][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.808276][ T76] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.808278][ T76] kthread (kernel/kthread.c:436) [ 43.808279][ T76] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.808280][ T76] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.808282][ T76] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.808285][ T76] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.808287][ T76] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.808289][ T76] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print print_bad_irq_dependency:check_irq_usage:check_prev_add:validate_chain:__lock_acquire ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print