======================================
| [ 48.242726][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
| [ 48.242955][ C1]
| [ 48.243042][ C1]
| [ 48.243042][ C1] stack backtrace:
[ 48.243630][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 48.244015][ C1] Call Trace:
[ 48.244252][ C1]
[ 48.244339][ C1] dump_stack_lvl (lib/dump_stack.c:117)
[ 48.244510][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024)
[ 48.244719][ C1] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024)
[ 48.244936][ C1] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264)
[ 48.245214][ C1] ? __pfx_usage_match (kernel/locking/lockdep.c:2256)
[ 48.245382][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[ 48.245550][ C1] mark_lock_irq (kernel/locking/lockdep.c:4244)
[ 48.245722][ C1] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207)
[ 48.246007][ C1] ? stack_trace_save (kernel/stacktrace.c:123)
[ 48.246176][ C1] ? save_trace (kernel/locking/lockdep.c:586)
[ 48.246343][ C1] mark_lock (kernel/locking/lockdep.c:4678)
[ 48.246470][ C1] mark_usage (kernel/locking/lockdep.c:4567)
[ 48.246598][ C1] __lock_acquire (kernel/locking/lockdep.c:5091)
[ 48.246768][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756)
[ 48.246948][ C1] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 48.247120][ C1] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719)
[ 48.247289][ C1] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52))
[ 48.247566][ C1] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 48.247731][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727)
[ 48.247896][ C1] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 48.248154][ C1] _raw_read_lock_bh (./include/linux/rwlock_api_smp.h:177 kernel/locking/spinlock.c:252)
[ 48.248554][ C1] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 48.248726][ C1] ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 48.248893][ C1] ndisc_send_ns (net/ipv6/ndisc.c:658)
[ 48.249067][ C1] ? __pfx_ndisc_send_ns (net/ipv6/ndisc.c:653)
[ 48.249341][ C1] ? __ipv6_chk_addr_and_flags (net/ipv6/addrconf.c:2009)
[ 48.249551][ C1] ndisc_solicit (net/ipv6/ndisc.c:736)
[ 48.249719][ C1] ? __pfx_ndisc_solicit (net/ipv6/ndisc.c:736)
[ 48.249885][ C1] ? neigh_probe (net/core/neighbour.c:1074)
[ 48.250172][ C1] neigh_probe (net/core/neighbour.c:1075)
[ 48.250320][ C1] __neigh_event_send (net/core/neighbour.c:1242)
[ 48.250495][ C1] ? do_raw_write_lock (kernel/locking/spinlock_debug.c:188 kernel/locking/spinlock_debug.c:210)
[ 48.250661][ C1] ? __pfx_do_raw_write_lock (kernel/locking/spinlock_debug.c:209)
[ 48.250829][ C1] neigh_resolve_output (net/core/neighbour.c:1547)
[ 48.251126][ C1] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:387)
[ 48.251293][ C1] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 48.251461][ C1] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137)
[ 48.251627][ C1] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222)
[ 48.251901][ C1] ? __pfx_flow_hash_from_keys (net/core/flow_dissector.c:1789)
[ 48.252081][ C1] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243)
[ 48.252207][ C1] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230)
[ 48.252373][ C1] ? vrf_l3_out (drivers/net/vrf.c:1035) vrf
[ 48.252548][ C1] ? ip6_local_out (net/ipv6/output_core.c:154)
[ 48.252828][ C1] ip6tunnel_xmit.constprop.0 (./include/net/ip6_tunnel.h:163) ip6_tunnel
[ 48.253049][ C1] ip6_tnl_xmit (net/ipv6/ip6_tunnel.c:1279) ip6_tunnel
[ 48.253262][ C1] ? __kasan_kmalloc (mm/kasan/common.c:391)
[ 48.253538][ C1] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52))
[ 48.253711][ C1] ? sk_getsockopt (net/core/sock.c:1940 (discriminator 2))
[ 48.253878][ C1] ? __pfx_ip6_tnl_xmit (net/ipv6/ip6_tunnel.c:1085) ip6_tunnel
[ 48.254100][ C1] ? pskb_expand_head (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:2267)
[ 48.254492][ C1] ? __pfx_pskb_expand_head (net/core/skbuff.c:2202)
[ 48.254659][ C1] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/ipv6/addrconf.c:2007)
[ 48.254894][ C1] ? __gre6_xmit (net/ipv6/ip6_gre.c:812) ip6_gre
[ 48.255077][ C1] __gre6_xmit (net/ipv6/ip6_gre.c:812) ip6_gre
[ 48.255366][ C1] ? __pfx___gre6_xmit (net/ipv6/ip6_gre.c:747) ip6_gre
[ 48.255587][ C1] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:838 net/ipv6/ip6_gre.c:919) ip6_gre
[ 48.255800][ C1] ? __pfx_ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:905) ip6_gre
[ 48.256068][ C1] ? find_held_lock (kernel/locking/lockdep.c:5244)
[ 48.256351][ C1] ? __lock_release (kernel/locking/lockdep.c:5430)
[ 48.256521][ C1] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 48.256690][ C1] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 48.256857][ C1] ? __pfx_qdisc_pkt_len_init (net/core/dev.c:3712)
[ 48.257146][ C1] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 48.257312][ C1] dev_hard_start_xmit (./include/linux/netdevice.h:4875 ./include/linux/netdevice.h:4889 net/core/dev.c:3563 net/core/dev.c:3579)
[ 48.257481][ C1] ? validate_xmit_skb.constprop.0 (net/core/dev.c:3634)
[ 48.257688][ C1] __dev_queue_xmit (net/core/dev.h:167 net/core/dev.c:4373)
[ 48.257967][ C1] ? do_raw_write_lock (./arch/x86/include/asm/atomic.h:115 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211)
[ 48.258133][ C1] ? __pfx_do_raw_write_lock (kernel/locking/spinlock_debug.c:209)
[ 48.258299][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4281)
[ 48.258471][ C1] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 48.258638][ C1] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 48.258804][ C1] ip_finish_output2 (./include/net/neighbour.h:542 net/ipv4/ip_output.c:235)
[ 48.258984][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4292 kernel/locking/lockdep.c:4359)
[ 48.259193][ C1] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199)
[ 48.259469][ C1] ? __ip_finish_output (./include/linux/skbuff.h:1645 ./include/linux/skbuff.h:4961 net/ipv4/ip_output.c:307 net/ipv4/ip_output.c:295)
[ 48.259636][ C1] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433)
[ 48.259760][ C1] ? __pfx_ip_output (net/ipv4/ip_output.c:427)
[ 48.259931][ C1] ? pskb_expand_head (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:2267)
[ 48.260098][ C1] ? ip_route_input_noref (net/ipv4/route.c:2489)
[ 48.260389][ C1] NF_HOOK.constprop.0 (./include/linux/netfilter.h:314)
[ 48.260557][ C1] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308)
[ 48.260729][ C1] ? ip_forward (net/ipv4/ip_forward.c:144)
[ 48.260896][ C1] ? vrf_l3_rcv (drivers/net/vrf.c:1222 drivers/net/vrf.c:1456 drivers/net/vrf.c:1468) vrf
[ 48.261178][ C1] ip_rcv (./include/net/dst.h:460 ./include/net/dst.h:458 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569)
[ 48.261304][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562)
[ 48.261498][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756)
[ 48.261679][ C1] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 48.261847][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562)
[ 48.262127][ C1] __netif_receive_skb_one_core (net/core/dev.c:5604 (discriminator 4))
[ 48.262334][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5597)
[ 48.262541][ C1] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 48.262708][ C1] ? lock_acquire (kernel/locking/lockdep.c:5727)
[ 48.262882][ C1] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 48.263079][ C1] process_backlog (./include/linux/rcupdate.h:810 net/core/dev.c:6048)
[ 48.263325][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406)
[ 48.263588][ C1] __napi_poll.constprop.0 (net/core/dev.c:6701)
[ 48.264062][ C1] net_rx_action (net/core/dev.c:6770 net/core/dev.c:6886)
[ 48.264337][ C1] ? __pfx_net_rx_action (net/core/dev.c:6850)
[ 48.264618][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 48.264901][ C1] __do_softirq (kernel/softirq.c:554)
[ 48.265386][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399)
[ 48.265654][ C1] do_softirq (kernel/softirq.c:455 kernel/softirq.c:442)
[ 48.265860][ C1]
[ 48.266000][ C1]
[ 48.266157][ C1] __local_bh_enable_ip (kernel/softirq.c:382)
[ 48.266644][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399)
[ 48.266913][ C1] __dev_queue_xmit (net/core/dev.c:4400)
[ 48.267193][ C1] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944)
[ 48.267468][ C1] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944)
[ 48.267739][ C1] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2767)
[ 48.268225][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4281)
[ 48.268507][ C1] ? dev_get_by_index (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:888)
[ 48.268787][ C1] packet_snd (net/packet/af_packet.c:3081)
[ 48.269043][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406)
[ 48.269303][ C1] ? __pfx_packet_snd (net/packet/af_packet.c:2944)
[ 48.269558][ C1] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 48.269822][ C1] ? trace_raw_output_mmap_lock_acquire_returned (./include/trace/events/mmap_lock.h:52 (discriminator 2))
[ 48.270212][ C1] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 48.270867][ C1] __sys_sendto (net/socket.c:730 net/socket.c:745 net/socket.c:2191)
[ 48.271152][ C1] ? __pfx___sys_sendto (net/socket.c:2161)
[ 48.271441][ C1] ? sock_ioctl (net/socket.c:1344)
[ 48.271717][ C1] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 48.272188][ C1] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52))
[ 48.272469][ C1] ? __rseq_handle_notify_resume (kernel/rseq.c:316)
[ 48.272806][ C1] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316)
[ 48.273143][ C1] __x64_sys_sendto (net/socket.c:2199)
[ 48.273424][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359)
[ 48.273769][ C1] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 48.274033][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
[ 48.274553][ C1] RIP: 0033:0x7f2e0e06d85a
[ 48.274827][ C1] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
All code
========
0: d8 64 89 02 fsubs 0x2(%rcx,%rcx,4)
4: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax
b: eb b8 jmp 0xffffffffffffffc5
d: 0f 1f 00 nopl (%rax)
10: f3 0f 1e fa endbr64
14: 41 89 ca mov %ecx,%r10d
17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax
1e: 00
1f: 85 c0 test %eax,%eax
21: 75 15 jne 0x38
23: b8 2c 00 00 00 mov $0x2c,%eax
28: 0f 05 syscall
2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction
30: 77 7e ja 0xb0
32: c3 ret
33: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
38: 41 54 push %r12
3a: 48 83 ec 30 sub $0x30,%rsp
3e: 44 rex.R
3f: 89 .byte 0x89
Code starting with the faulting instruction
===========================================
0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax
6: 77 7e ja 0x86
8: c3 ret
9: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
e: 41 54 push %r12
10: 48 83 ec 30 sub $0x30,%rsp
14: 44 rex.R
15: 89 .byte 0x89
[ 48.275967][ C1] RSP: 002b:00007fff8ca55448 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 48.276377][ C1] RAX: ffffffffffffffda RBX: 0000000037bf29d0 RCX: 00007f2e0e06d85a
[ 48.276775][ C1] RDX: 0000000000000062 RSI: 0000000037bf25c2 RDI: 0000000000000005
[ 48.277179][ C1] RBP: 0000000037bf25c2 R08: 00007fff8ca55450 R09: 0000000000000014
[ 48.277578][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage