======================================
| [ 1078.812514] #6: ffffffffa37678c0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5729 net/core/dev.c:5801)
| [ 1078.813023] #7: ffffffffa37678c0 (rcu_read_lock){....}-{1:2}, at: ip_local_deliver_finish (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/ipv4/ip_input.c:232)
| [ 1078.813510]
| [ 1078.813510] stack backtrace:
[ 1078.814148] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 1078.814770] Call Trace:
[ 1078.814917]
[ 1078.815057] dump_stack_lvl (lib/dump_stack.c:108)
[ 1078.815271] __lock_acquire (kernel/locking/lockdep.c:5138)
[ 1078.815516] ? sk_filter_trim_cap (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/filter.c:151)
[ 1078.815773] lock_acquire (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756 kernel/locking/lockdep.c:5719)
[ 1078.815979] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326)
[ 1078.816190] ? sk_filter_trim_cap (net/core/filter.c:165)
[ 1078.816482] _raw_spin_lock_nested (kernel/locking/spinlock.c:379)
[ 1078.816731] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326)
[ 1078.816942] tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326)
[ 1078.817171] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 1))
[ 1078.817446] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234)
[ 1078.817728] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4))
[ 1078.818012] netif_receive_skb (net/core/dev.c:5742 net/core/dev.c:5801)
[ 1078.818271] tcf_mirred_to_dev (net/sched/act_mirred.c:327) act_mirred
[ 1078.818581] tcf_mirred_act (net/sched/act_mirred.c:459 (discriminator 2)) act_mirred
[ 1078.818868] ? tcf_skbedit_act (net/sched/act_skbedit.c:51 (discriminator 3)) act_skbedit
[ 1078.819158] tcf_action_exec (net/sched/act_api.c:1101 net/sched/act_api.c:1074)
[ 1078.819388] fl_classify (net/sched/cls_flower.c:345) cls_flower
[ 1078.819657] ? __pfx_usage_match (kernel/locking/lockdep.c:2256)
[ 1078.819926] ? __bfs (kernel/locking/lockdep.c:1787)
[ 1078.820120] ? check_irq_usage (kernel/locking/lockdep.c:2823)
[ 1078.820363] ? __skb_flow_dissect (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/flow_dissector.c:1101)
[ 1078.820644] ? check_path.constprop.0 (kernel/locking/lockdep.c:2145)
[ 1078.820923] ? check_noncircular (kernel/locking/lockdep.c:2172)
[ 1078.821179] ? __skb_flow_dissect (./include/net/flow_dissector.h:443 net/core/flow_dissector.c:1140)
[ 1078.821442] ? __lock_acquire (kernel/locking/lockdep.c:5133 (discriminator 1))
[ 1078.821688] tcf_classify (./include/net/tc_wrapper.h:197 net/sched/cls_api.c:1734 net/sched/cls_api.c:1830)
[ 1078.821935] tc_run (net/core/dev.c:3945)
[ 1078.822130] __dev_queue_xmit (net/core/dev.c:4069 net/core/dev.c:4301)
[ 1078.822367] ? mark_held_locks (kernel/locking/lockdep.c:4274)
[ 1078.822599] ? eth_header (net/ethernet/eth.c:85)
[ 1078.822847] ip_finish_output2 (./include/net/neighbour.h:542 net/ipv4/ip_output.c:235)
[ 1078.823091] ? ip_skb_dst_mtu (./include/net/net_namespace.h:385 ./include/linux/netdevice.h:2651 ./include/net/ip.h:465 ./include/net/ip.h:502)
[ 1078.823326] ? __ip_queue_xmit (net/ipv4/ip_output.c:535)
[ 1078.823566] __ip_queue_xmit (net/ipv4/ip_output.c:535)
[ 1078.823816] __tcp_transmit_skb (net/ipv4/tcp_output.c:1462 (discriminator 4))
[ 1078.824054] ? __alloc_skb (net/core/skbuff.c:667)
[ 1078.824256] tcp_rcv_state_process (net/ipv4/tcp_input.c:6874)
[ 1078.824498] ? tcp_v4_rcv (./include/linux/skbuff.h:1619 ./include/net/tcp.h:2510 net/ipv4/tcp_ipv4.c:2326)
[ 1078.824726] ? tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929)
[ 1078.824944] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1929)
[ 1078.825159] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2329)
[ 1078.825358] ? process_backlog (net/core/dev.c:5978 (discriminator 2))
[ 1078.825610] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:205 (discriminator 1))
[ 1078.825864] ip_local_deliver_finish (./include/linux/rcupdate.h:779 net/ipv4/ip_input.c:234)
[ 1078.826142] __netif_receive_skb_one_core (net/core/dev.c:5542 (discriminator 4))
[ 1078.826416] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5985)
[ 1078.826645] __napi_poll.constprop.0 (net/core/dev.c:6584)
[ 1078.826901] net_rx_action (net/core/dev.c:6655 net/core/dev.c:6786)
[ 1078.827135] __do_softirq (./arch/x86/include/asm/jump_label.h:27 ./include/linux/jump_label.h:207 ./include/trace/events/irq.h:142 kernel/softirq.c:554)
[ 1078.827348] ? tcp_recvmsg (net/ipv4/tcp.c:2580)
[ 1078.827550] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441)
[ 1078.827770]
[ 1078.827896]
[ 1078.828038] __local_bh_enable_ip (kernel/softirq.c:381)
[ 1078.828274] tcp_recvmsg (net/ipv4/tcp.c:2580)
[ 1078.828485] inet_recvmsg (net/ipv4/af_inet.c:884 (discriminator 8))
[ 1078.828694] __sys_recvfrom (net/socket.c:1046 net/socket.c:1068 net/socket.c:2242)
[ 1078.828914] ? do_pselect.constprop.0 (fs/select.c:764)
[ 1078.829187] ? task_mm_cid_work (./include/linux/find.h:64 kernel/sched/core.c:11943)
[ 1078.829431] __x64_sys_recvfrom (net/socket.c:2260 net/socket.c:2256 net/socket.c:2256)
[ 1078.829669] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 1078.829887] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
[ 1078.830192] RIP: 0033:0x7f76f34524c0
[ 1078.830397] Code: 84 00 00 00 00 00 0f 1f 40 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 1d 45 31 c9 45 31 c0 b8 2d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 68 c3 0f 1f 80 00 00 00 00 41 54 48 83 ec 20
All code
========
0: 84 00 test %al,(%rax)
2: 00 00 add %al,(%rax)
4: 00 00 add %al,(%rax)
6: 0f 1f 40 00 nopl 0x0(%rax)
a: f3 0f 1e fa endbr64
e: 41 89 ca mov %ecx,%r10d
11: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax
18: 00
19: 85 c0 test %eax,%eax
1b: 75 1d jne 0x3a
1d: 45 31 c9 xor %r9d,%r9d
20: 45 31 c0 xor %r8d,%r8d
23: b8 2d 00 00 00 mov $0x2d,%eax
28: 0f 05 syscall
2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction
30: 77 68 ja 0x9a
32: c3 ret
33: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
3a: 41 54 push %r12
3c: 48 83 ec 20 sub $0x20,%rsp
Code starting with the faulting instruction
===========================================
0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax
6: 77 68 ja 0x70
8: c3 ret
9: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
10: 41 54 push %r12
12: 48 83 ec 20 sub $0x20,%rsp
[ 1078.831400] RSP: 002b:00007ffc11840a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002d
[ 1078.831840] RAX: ffffffffffffffda RBX: 00005608cd1cda20 RCX: 00007f76f34524c0
[ 1078.832235] RDX: 0000000000002000 RSI: 00007ffc11840af0 RDI: 0000000000000008
[ 1078.832646] RBP: 00007ffc11840af0 R08: 0000000000000000 R09: 0000000000000000
[ 1078.833063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008
Finger prints:
dump_stack_lvl:__lock_acquire:lock_acquire:_raw_spin_lock_nested