====================================== | [ 61.032426][ T1344] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) | [ 61.032541][ T1344] | [ 61.032587][ T1344] | [ 61.032587][ T1344] stack backtrace: [ 61.032705][ T1344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.032707][ T1344] Call Trace: [ 61.032708][ T1344] [ 61.032709][ T1344] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 61.032714][ T1344] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125) [ 61.032717][ T1344] mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294) [ 61.032720][ T1344] mark_lock (kernel/locking/lockdep.c:4753) [ 61.032721][ T1344] mark_usage (kernel/locking/lockdep.c:4666) [ 61.032723][ T1344] __lock_acquire (kernel/locking/lockdep.c:5191) [ 61.032725][ T1344] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.032727][ T1344] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 61.032728][ T1344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.032732][ T1344] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 61.032733][ T1344] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.032735][ T1344] _raw_spin_lock (./include/linux/spinlock_api_smp.h:158 (discriminator 1) kernel/locking/spinlock.c:158 (discriminator 1)) [ 61.032737][ T1344] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 61.032738][ T1344] __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 61.032741][ T1344] addrconf_leave_anycast (net/ipv6/addrconf.c:2289) [ 61.032742][ T1344] ? inet6_dump_ifinfo (net/ipv6/addrconf.c:6164) [ 61.032744][ T1344] ? __ipv6_isatap_ifid (net/ipv6/addrconf.c:2360) [ 61.032746][ T1344] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 61.032748][ T1344] __ipv6_ifa_notify (net/ipv6/addrconf.c:6325) [ 61.032750][ T1344] ? cleanup_prefix_route (./include/net/ip6_fib.h:558 (discriminator 3)) [ 61.032753][ T1344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.032756][ T1344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.032757][ T1344] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 61.032758][ T1344] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 61.032760][ T1344] ? addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 61.032762][ T1344] addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 61.032765][ T1344] ? addrconf_dad_run (net/ipv6/addrconf.c:4415 (discriminator 1)) [ 61.032767][ T1344] ? neigh_flush_one (./include/linux/skbuff.h:2198) [ 61.032770][ T1344] addrconf_notify (net/ipv6/addrconf.c:3834) [ 61.032772][ T1344] ? team_port_get_rtnl (drivers/net/team/team_core.c:42 (discriminator 3)) [ 61.032775][ T1344] notifier_call_chain (kernel/notifier.c:85) [ 61.032777][ T1344] __netdev_upper_dev_link (net/core/dev.c:8930) [ 61.032780][ T1344] ? netdev_wait_allrefs_any (net/core/dev.c:11628) [ 61.032782][ T1344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.032784][ T1344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.032785][ T1344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.032788][ T1344] netdev_master_upper_dev_link (net/core/dev.c:9000) [ 61.032790][ T1344] ? netdev_upper_dev_link (net/core/dev.c:8973) [ 61.032792][ T1344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.032794][ T1344] vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053) vrf [ 61.032795][ T1344] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 61.032797][ T1344] do_set_master (net/core/rtnetlink.c:3012) [ 61.032798][ T1344] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 61.032800][ T1344] do_setlink.isra.0 (net/core/rtnetlink.c:3214 (discriminator 1)) [ 61.032804][ T1344] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 61.032806][ T1344] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 61.032808][ T1344] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 61.032810][ T1344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.032811][ T1344] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 61.032812][ T1344] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.032816][ T1344] ? __kernel_text_address (kernel/extable.c:79) [ 61.032817][ T1344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.032819][ T1344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.032821][ T1344] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 61.032822][ T1344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.032824][ T1344] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 61.032825][ T1344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.032826][ T1344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.032828][ T1344] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 61.032831][ T1344] ? __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) [ 61.032832][ T1344] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 61.032834][ T1344] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 61.032836][ T1344] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 61.032837][ T1344] ? nla_get_range_signed (lib/nlattr.c:270) [ 61.032840][ T1344] ? __rtnl_newlink (net/core/rtnetlink.c:4001) [ 61.032843][ T1344] rtnl_newlink (net/core/rtnetlink.c:4151) [ 61.032845][ T1344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.032846][ T1344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.032848][ T1344] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 61.032849][ T1344] ? mark_usage (kernel/locking/lockdep.c:4674) [ 61.032850][ T1344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.032853][ T1344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.032854][ T1344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.032856][ T1344] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 61.032857][ T1344] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 61.032859][ T1344] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 61.032860][ T1344] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062) [ 61.032862][ T1344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.032863][ T1344] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.032865][ T1344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.032867][ T1344] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 61.032868][ T1344] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 61.032871][ T1344] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 61.032872][ T1344] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 61.032874][ T1344] ? netlink_ack (./include/linux/skbuff.h:2720) [ 61.032877][ T1344] ? 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)) [ 61.032878][ T1344] ? 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)) [ 61.032881][ T1344] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 61.032883][ T1344] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 61.032885][ T1344] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 61.032887][ T1344] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 61.032889][ T1344] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 61.032891][ T1344] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 61.032894][ T1344] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 61.032896][ T1344] ? copy_msghdr_from_user (net/socket.c:2635) [ 61.032898][ T1344] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354) [ 61.032900][ T1344] ? move_addr_to_kernel (net/socket.c:258) [ 61.032902][ T1344] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 61.032904][ T1344] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 61.032906][ T1344] ___sys_sendmsg (net/socket.c:2752) [ 61.032907][ T1344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 61.032910][ T1344] ? copy_msghdr_from_user (net/socket.c:2603) [ 61.032915][ T1344] __sys_sendmsg (net/socket.c:2784) [ 61.032916][ T1344] ? __sys_sendmsg_sock (net/socket.c:2765) [ 61.032918][ T1344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 61.032920][ T1344] ? 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) [ 61.032922][ T1344] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 61.032924][ T1344] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 61.032925][ T1344] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 61.032928][ T1344] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 61.032930][ T1344] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 61.032932][ T1344] RIP: 0033:0x7f546c95208e [ 61.032935][ T1344] 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 [ 61.032937][ T1344] RSP: 002b:00007fff79b7d930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.032939][ T1344] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f546c95208e [ 61.032941][ T1344] RDX: 0000000000000000 RSI: 00007fff79b7d9e0 RDI: 0000000000000005 [ 61.032942][ T1344] RBP: 00007fff79b7d940 R08: 0000000000000000 R09: 0000000000000000 [ 61.032943][ T1344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a19861a Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock