======================================
| [ 36.435901][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
| [ 36.436025][ C0]
| [ 36.436075][ C0]
| [ 36.436075][ C0] stack backtrace:
[ 36.436270][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.436272][ C0] Call Trace:
[ 36.436273][ C0]
[ 36.436274][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[ 36.436279][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125)
[ 36.436282][ C0] mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294)
[ 36.436285][ C0] mark_lock (kernel/locking/lockdep.c:4753)
[ 36.436287][ C0] mark_usage (kernel/locking/lockdep.c:4642)
[ 36.436288][ C0] __lock_acquire (kernel/locking/lockdep.c:5191)
[ 36.436289][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 36.436291][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436293][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1941)
[ 36.436295][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 36.436298][ C0] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[ 36.436300][ C0] _raw_read_lock_bh (./include/linux/rwlock_api_smp.h:192 (discriminator 3) kernel/locking/spinlock.c:256 (discriminator 3))
[ 36.436302][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1941)
[ 36.436303][ C0] ipv6_get_lladdr (net/ipv6/addrconf.c:1941)
[ 36.436305][ C0] ndisc_send_ns (net/ipv6/ndisc.c:662)
[ 36.436307][ C0] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/ipv6/addrconf.c:2015 (discriminator 2))
[ 36.436309][ C0] ? ndisc_parse_options (net/ipv6/ndisc.c:285)
[ 36.436310][ C0] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:871 net/ipv6/addrconf.c:2015)
[ 36.436312][ C0] ndisc_solicit (net/ipv6/ndisc.c:762)
[ 36.436314][ C0] ? ndisc_send_ns (net/ipv6/ndisc.c:672)
[ 36.436316][ C0] ? neigh_probe (net/core/neighbour.c:1094)
[ 36.436318][ C0] neigh_probe (net/core/neighbour.c:1096)
[ 36.436319][ C0] __neigh_event_send (net/core/neighbour.c:1276)
[ 36.436321][ C0] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:8)
[ 36.436325][ C0] neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1603)
[ 36.436327][ C0] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:136 (discriminator 3))
[ 36.436329][ C0] ? ip6_xmit (net/ipv6/ip6_output.c:328)
[ 36.436330][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436331][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 36.436334][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[ 36.436336][ C0] ? ip6_mtu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/ip6_route.h:382 (discriminator 2) net/ipv6/route.c:3288 (discriminator 2))
[ 36.436338][ C0] ip6_finish_output (net/ipv6/ip6_output.c:208 net/ipv6/ip6_output.c:219)
[ 36.436340][ C0] ip6_output (./include/linux/netfilter.h:307 net/ipv6/ip6_output.c:246)
[ 36.436342][ C0] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[ 36.436344][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436345][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 36.436347][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[ 36.436349][ C0] ip6_forward (./include/net/dst.h:470 (discriminator 4) net/ipv6/ip6_output.c:498 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_output.c:690 (discriminator 4))
[ 36.436350][ C0] ? ip6_route_input (./include/linux/skbuff.h:1237 (discriminator 1) net/ipv6/route.c:2662 (discriminator 1))
[ 36.436354][ C0] ? ip6_autoflowlabel (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[ 36.436356][ C0] ? ip6_rcv_core (./include/linux/skbuff.h:3394 net/ipv6/ip6_input.c:332)
[ 36.436358][ C0] ? ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4))
[ 36.436360][ C0] ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4))
[ 36.436361][ C0] ? ip6_rcv_core (net/ipv6/ip6_input.c:211 (discriminator 96))
[ 36.436363][ C0] ? mark_usage (kernel/locking/lockdep.c:4674)
[ 36.436364][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 36.436366][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 36.436368][ C0] __netif_receive_skb_one_core (net/core/dev.c:6203)
[ 36.436369][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436371][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6249 (discriminator 2))
[ 36.436373][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 36.436375][ C0] netif_receive_skb_internal (net/core/dev.c:6402)
[ 36.436377][ C0] ? __netif_receive_skb (./include/linux/skbuff.h:1143)
[ 36.436378][ C0] ? br_handle_vlan (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:767 net/bridge/br_vlan.c:512) bridge
[ 36.436387][ C0] netif_receive_skb (net/core/dev.c:6461)
[ 36.436388][ C0] br_handle_frame_finish (net/bridge/br_input.c:235) bridge
[ 36.436396][ C0] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[ 36.436402][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[ 36.436403][ C0] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:8)
[ 36.436405][ C0] ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[ 36.436408][ C0] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2689 mm/slub.c:6251 mm/slub.c:6378)
[ 36.436411][ C0] ? icmpv6_rcv (./include/linux/skbuff.h:1325 net/ipv6/icmp.c:1237)
[ 36.436414][ C0] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[ 36.436420][ C0] ? br_handle_frame_finish (./include/linux/list.h:1012 (discriminator 3)) bridge
[ 36.436426][ C0] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6090)
[ 36.436428][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[ 36.436430][ C0] ? ip6_input_finish (net/ipv6/ip6_input.c:534)
[ 36.436432][ C0] ? ip6_input (./include/linux/rcupdate.h:871 net/ipv6/ip6_input.c:548)
[ 36.436433][ C0] ? ip6_input_finish (net/ipv6/ip6_input.c:527 (discriminator 46))
[ 36.436435][ C0] ? do_xdp_generic (net/core/dev.c:5671)
[ 36.436437][ C0] ? ip6_rcv_core (./include/linux/skbuff.h:3394 net/ipv6/ip6_input.c:332)
[ 36.436439][ C0] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[ 36.436441][ C0] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[ 36.436443][ C0] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[ 36.436444][ C0] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[ 36.436446][ C0] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[ 36.436447][ C0] ? mark_usage (kernel/locking/lockdep.c:4674)
[ 36.436448][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5237)
[ 36.436449][ C0] ? init_data_structures_once.part.0 (kernel/locking/lockdep.c:3397 (discriminator 1) kernel/locking/lockdep.c:3438 (discriminator 1) kernel/locking/lockdep.c:3482 (discriminator 1) kernel/locking/lockdep.c:1210 (discriminator 1))
[ 36.436451][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6665 (discriminator 2))
[ 36.436452][ C0] __netif_receive_skb_one_core (net/core/dev.c:6201)
[ 36.436453][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436455][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6249 (discriminator 2))
[ 36.436457][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 36.436459][ C0] process_backlog (net/core/dev.c:6667)
[ 36.436461][ C0] __napi_poll (net/core/dev.c:7726)
[ 36.436462][ C0] net_rx_action (net/core/dev.c:7789 net/core/dev.c:7946)
[ 36.436464][ C0] ? __napi_poll (./include/net/gro.h:507)
[ 36.436466][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325)
[ 36.436469][ C0] ? clockevents_program_event (kernel/time/clockevents.c:372)
[ 36.436471][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325)
[ 36.436472][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[ 36.436473][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4325)
[ 36.436475][ C0] handle_softirqs (kernel/softirq.c:622)
[ 36.436477][ C0] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[ 36.436478][ C0] ? _local_bh_enable (kernel/softirq.c:405 (discriminator 1))
[ 36.436480][ C0] do_softirq (kernel/softirq.c:523 (discriminator 19) kernel/softirq.c:510 (discriminator 19))
[ 36.436482][ C0]
[ 36.436482][ C0]
[ 36.436483][ C0] __local_bh_enable_ip (kernel/softirq.c:450)
[ 36.436485][ C0] __neigh_event_send (./include/linux/bottom_half.h:33 (discriminator 2) net/core/neighbour.c:1279 (discriminator 2))
[ 36.436486][ C0] ? warn_bogus_irq_restore (kernel/locking/irqflag-debug.c:8)
[ 36.436489][ C0] neigh_resolve_output (./include/net/neighbour.h:480 ./include/net/neighbour.h:486 ./include/net/neighbour.h:484 net/core/neighbour.c:1603)
[ 36.436491][ C0] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:136 (discriminator 3))
[ 36.436493][ C0] ? ip6_xmit (net/ipv6/ip6_output.c:328)
[ 36.436494][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436496][ C0] ? find_held_lock (kernel/locking/lockdep.c:5350)
[ 36.436498][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[ 36.436499][ C0] ? ip6_mtu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/ip6_route.h:382 (discriminator 2) net/ipv6/route.c:3288 (discriminator 2))
[ 36.436501][ C0] ip6_finish_output (net/ipv6/ip6_output.c:208 net/ipv6/ip6_output.c:219)
[ 36.436503][ C0] ip6_output (./include/linux/netfilter.h:307 net/ipv6/ip6_output.c:246)
[ 36.436505][ C0] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1))
[ 36.436506][ C0] ? l3mdev_l3_out.constprop.0 (./include/linux/rcupdate.h:871 ./include/net/l3mdev.h:222)
[ 36.436510][ C0] ip6_send_skb (net/ipv6/ip6_output.c:2018)
[ 36.436512][ C0] rawv6_push_pending_frames (net/ipv6/raw.c:590)
[ 36.436514][ C0] ? ip6_flush_pending_frames (net/ipv6/ip6_output.c:2061 (discriminator 1))
[ 36.436515][ C0] ? rawv6_setsockopt (net/ipv6/raw.c:1018)
[ 36.436517][ C0] ? raw6_destroy (net/ipv6/raw.c:1173)
[ 36.436519][ C0] rawv6_sendmsg (net/ipv6/raw.c:920)
[ 36.436520][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[ 36.436522][ C0] ? rawv6_send_hdrinc (./include/net/sock.h:2922)
[ 36.436525][ C0] ? __swap_cache_replace_folio (./include/linux/mm.h:1682 ./include/linux/mm.h:1726 mm/swap_state.c:345)
[ 36.436528][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[ 36.436530][ C0] ? __might_fault (mm/memory.c:7340 (discriminator 5))
[ 36.436533][ C0] ? __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[ 36.436535][ C0] __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[ 36.436537][ C0] ? __ia32_sys_getpeername (net/socket.c:2219)
[ 36.436539][ C0] ? __pmd_alloc (./include/linux/mm.h:1682)
[ 36.436543][ C0] ? exc_page_fault (arch/x86/mm/fault.c:1474 arch/x86/mm/fault.c:1527)
[ 36.436545][ C0] __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[ 36.436547][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[ 36.436550][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[ 36.436552][ C0] ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[ 36.436553][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[ 36.436554][ C0] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[ 36.436555][ C0] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 36.436557][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[ 36.436559][ C0] RIP: 0033:0x7fee26d7d08e
[ 36.436561][ C0] 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
[ 36.436563][ C0] RSP: 002b:00007ffc77dab060 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 36.436566][ C0] RAX: ffffffffffffffda RBX: 00005577e78130a0 RCX: 00007fee26d7d08e
[ 36.436567][ C0] RDX: 0000000000000040 RSI: 00005577e78130a4 RDI: 0000000000000005
[ 36.436568][ C0] RBP: 00007ffc77dab070 R08: 00005577e78252b4 R09: 000000000000001c
[ 36.436569][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00005577e78130a4
Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_read_lock_bh