====================================== | [ 412.603805][T12134] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) | [ 412.603906][T12134] | [ 412.603951][T12134] | [ 412.603951][T12134] stack backtrace: [ 412.604058][T12134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 412.604061][T12134] Call Trace: [ 412.604062][T12134] [ 412.604063][T12134] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 412.604067][T12134] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125) [ 412.604071][T12134] mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294) [ 412.604073][T12134] mark_lock (kernel/locking/lockdep.c:4753) [ 412.604075][T12134] mark_usage (kernel/locking/lockdep.c:4666) [ 412.604076][T12134] __lock_acquire (kernel/locking/lockdep.c:5191) [ 412.604078][T12134] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 412.604080][T12134] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 412.604081][T12134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 412.604084][T12134] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 412.604086][T12134] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 412.604088][T12134] _raw_spin_lock (./include/linux/spinlock_api_smp.h:158 (discriminator 1) kernel/locking/spinlock.c:158 (discriminator 1)) [ 412.604089][T12134] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 412.604091][T12134] __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 412.604093][T12134] addrconf_leave_anycast (net/ipv6/addrconf.c:2289) [ 412.604094][T12134] ? inet6_dump_ifinfo (net/ipv6/addrconf.c:6164) [ 412.604096][T12134] ? __ipv6_isatap_ifid (net/ipv6/addrconf.c:2360) [ 412.604098][T12134] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 412.604100][T12134] __ipv6_ifa_notify (net/ipv6/addrconf.c:6325) [ 412.604102][T12134] ? cleanup_prefix_route (./include/net/ip6_fib.h:558 (discriminator 3)) [ 412.604104][T12134] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 412.604107][T12134] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 412.604108][T12134] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 412.604110][T12134] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 412.604111][T12134] ? addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 412.604113][T12134] addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 412.604116][T12134] ? addrconf_dad_run (net/ipv6/addrconf.c:4415 (discriminator 1)) [ 412.604118][T12134] ? neigh_flush_one (./include/linux/skbuff.h:2198) [ 412.604120][T12134] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 412.604122][T12134] addrconf_notify (net/ipv6/addrconf.c:3803) [ 412.604124][T12134] ? team_port_get_rtnl (drivers/net/team/team_core.c:42 (discriminator 3)) [ 412.604127][T12134] notifier_call_chain (kernel/notifier.c:85) [ 412.604129][T12134] __dev_notify_flags (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:9792) [ 412.604131][T12134] ? netif_change_name (net/core/dev.c:1495) [ 412.604132][T12134] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 412.604134][T12134] ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2)) [ 412.604137][T12134] netif_change_flags (net/core/dev.c:9819) [ 412.604139][T12134] do_setlink.isra.0 (net/core/rtnetlink.c:3207 (discriminator 1)) [ 412.604142][T12134] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 412.604143][T12134] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 412.604145][T12134] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 412.604147][T12134] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 412.604148][T12134] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 412.604150][T12134] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 412.604153][T12134] ? __kernel_text_address (kernel/extable.c:79) [ 412.604155][T12134] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 412.604157][T12134] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 412.604158][T12134] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 412.604160][T12134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 412.604161][T12134] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 412.604162][T12134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 412.604164][T12134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 412.604165][T12134] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 412.604167][T12134] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 412.604169][T12134] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 412.604170][T12134] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 412.604172][T12134] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 412.604174][T12134] ? __rtnl_newlink (net/core/rtnetlink.c:4001) [ 412.604176][T12134] rtnl_newlink (net/core/rtnetlink.c:4151) [ 412.604178][T12134] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 412.604179][T12134] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 412.604181][T12134] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 412.604183][T12134] ? mark_usage (kernel/locking/lockdep.c:4674) [ 412.604184][T12134] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 412.604186][T12134] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 412.604187][T12134] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 412.604189][T12134] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 412.604190][T12134] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 412.604192][T12134] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 412.604193][T12134] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062) [ 412.604195][T12134] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 412.604196][T12134] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 412.604197][T12134] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 412.604199][T12134] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 412.604200][T12134] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 412.604202][T12134] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 412.604204][T12134] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 412.604206][T12134] ? netlink_ack (./include/linux/skbuff.h:2720) [ 412.604208][T12134] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 412.604210][T12134] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 412.604212][T12134] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 412.604214][T12134] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 412.604216][T12134] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 412.604217][T12134] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 412.604219][T12134] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 412.604221][T12134] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 412.604224][T12134] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 412.604226][T12134] ? copy_msghdr_from_user (net/socket.c:2635) [ 412.604228][T12134] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354) [ 412.604230][T12134] ? move_addr_to_kernel (net/socket.c:258) [ 412.604232][T12134] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 412.604233][T12134] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 412.604235][T12134] ___sys_sendmsg (net/socket.c:2752) [ 412.604236][T12134] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 412.604239][T12134] ? copy_msghdr_from_user (net/socket.c:2603) [ 412.604244][T12134] __sys_sendmsg (net/socket.c:2784) [ 412.604245][T12134] ? __sys_sendmsg_sock (net/socket.c:2765) [ 412.604246][T12134] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 412.604248][T12134] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 412.604250][T12134] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 412.604252][T12134] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 412.604253][T12134] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 412.604256][T12134] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 412.604258][T12134] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 412.604259][T12134] RIP: 0033:0x7fef9272108e [ 412.604262][T12134] Code: 4d 89 d8 e8 94 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 94 bd 00 00 call 0xbd9c 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 [ 412.604264][T12134] RSP: 002b:00007fffc4139be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 412.604267][T12134] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fef9272108e [ 412.604268][T12134] RDX: 0000000000000000 RSI: 00007fffc4139c90 RDI: 0000000000000005 [ 412.604269][T12134] RBP: 00007fffc4139bf0 R08: 0000000000000000 R09: 0000000000000000 [ 412.604270][T12134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a195e84 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock