====================================== | [ 1816.768776][T17440] Mirror/redirect action on | [ 1817.387130][ C3] ------------[ cut here ]------------ | [ 1817.387599][ C3] WARNING: CPU: 3 PID: 17447 at ./include/net/sch_generic.h:843 tc_run (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:1366 net/core/dev.c:4370) | [ 1817.388230][ C3] Modules linked in: cls_flower act_mirred bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth [ 1817.389761][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1817.390410][ C3] RIP: 0010:tc_run (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/sch_generic.h:1366 net/core/dev.c:4370) [ 1817.390731][ C3] Code: 89 f8 49 c1 e8 03 45 0f b6 04 30 48 89 fe 83 e6 07 83 c6 01 44 38 c6 7c 09 45 84 c0 0f 85 83 02 00 00 66 83 7a 06 00 74 04 90 <0f> 0b 90 48 ba 00 00 00 00 00 fc ff df 48 8d 7b 28 48 89 fe 48 c1 All code ======== 0: 89 f8 mov %edi,%eax 2: 49 c1 e8 03 shr $0x3,%r8 6: 45 0f b6 04 30 movzbl (%r8,%rsi,1),%r8d b: 48 89 fe mov %rdi,%rsi e: 83 e6 07 and $0x7,%esi 11: 83 c6 01 add $0x1,%esi 14: 44 38 c6 cmp %r8b,%sil 17: 7c 09 jl 0x22 19: 45 84 c0 test %r8b,%r8b 1c: 0f 85 83 02 00 00 jne 0x2a5 22: 66 83 7a 06 00 cmpw $0x0,0x6(%rdx) 27: 74 04 je 0x2d 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 34: fc ff df 37: 48 8d 7b 28 lea 0x28(%rbx),%rdi 3b: 48 89 fe mov %rdi,%rsi 3e: 48 rex.W 3f: c1 .byte 0xc1 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx a: fc ff df d: 48 8d 7b 28 lea 0x28(%rbx),%rdi 11: 48 89 fe mov %rdi,%rsi 14: 48 rex.W 15: c1 .byte 0xc1 [ 1817.391818][ C3] RSP: 0018:ffffc90000270980 EFLAGS: 00010246 [ 1817.392214][ C3] RAX: ffffe8ffffd83690 RBX: ffff88800c301e00 RCX: 0000000000000000 [ 1817.392667][ C3] RDX: ffff888004ca5ac0 RSI: 0000000000000000 RDI: ffff888004ca5ac4 [ 1817.393141][ C3] RBP: ffffc90000270a28 R08: 0000000000000000 R09: ffffed100174e739 [ 1817.393576][ C3] R10: ffff88800ba739cf R11: ffffffff8d3744c0 R12: ffffc90000270b28 [ 1817.394037][ C3] R13: 1ffff9200004e134 R14: ffff88800c301e48 R15: ffff888008f572f8 [ 1817.394475][ C3] FS: 00007fd1956cc740(0000) GS:ffff8880a7d72000(0000) knlGS:0000000000000000 [ 1817.395003][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1817.395384][ C3] CR2: 00007fd195b1da98 CR3: 000000000f6d6005 CR4: 0000000000772ef0 [ 1817.395857][ C3] PKRU: 55555554 [ 1817.396084][ C3] Call Trace: [ 1817.396323][ C3] [ 1817.396477][ C3] ? napi_disable (net/core/dev.c:4349) [ 1817.396774][ C3] ? packet_rcv (net/packet/af_packet.c:2210) [ 1817.397100][ C3] __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989) [ 1817.397509][ C3] ? kmem_cache_free (mm/slub.c:6630 mm/slub.c:6740) [ 1817.397825][ C3] ? dst_release (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcuref.h:174 net/core/dst.c:167) [ 1817.398128][ C3] ? do_xdp_generic (net/core/dev.c:5908) [ 1817.398449][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 1817.398744][ C3] ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876) [ 1817.399070][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 1817.399374][ C3] ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601) [ 1817.399654][ C3] __netif_receive_skb_one_core (net/core/dev.c:6137) [ 1817.400030][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6131) [ 1817.400395][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) [ 1817.400683][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831) [ 1817.400987][ C3] ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601) [ 1817.401288][ C3] process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604) [ 1817.401575][ C3] __napi_poll.constprop.0 (net/core/dev.c:7668) [ 1817.401889][ C3] net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882) [ 1817.402182][ C3] ? run_backlog_napi (net/core/dev.c:7844) [ 1817.402470][ C3] ? clockevents_program_event (kernel/time/clockevents.c:326) [ 1817.402759][ C3] ? lock_downgrade (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5765) [ 1817.403064][ C3] ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:95 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86) [ 1817.403366][ C3] ? ktime_get (kernel/time/timekeeping.c:387 (discriminator 4) kernel/time/timekeeping.c:404 (discriminator 4) kernel/time/timekeeping.c:826 (discriminator 4)) [ 1817.403586][ C3] ? clockevents_program_event (kernel/time/clockevents.c:336 (discriminator 3)) [ 1817.403968][ C3] ? hrtimer_interrupt (kernel/time/hrtimer.c:1916) [ 1817.404268][ C3] handle_softirqs (kernel/softirq.c:623) [ 1817.404559][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847) [ 1817.404855][ C3] do_softirq (kernel/softirq.c:523 kernel/softirq.c:510) [ 1817.405072][ C3] [ 1817.405235][ C3] [ 1817.405378][ C3] __local_bh_enable_ip (kernel/softirq.c:450) [ 1817.405668][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847) [ 1817.405981][ C3] __dev_queue_xmit (net/core/dev.c:4848) [ 1817.406287][ C3] ? netdev_core_pick_tx (net/core/dev.c:4728) [ 1817.406569][ C3] ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938) [ 1817.406878][ C3] ? sock_wmalloc (net/core/sock.c:2968) [ 1817.407171][ C3] ? packet_cached_dev_get (net/packet/af_packet.c:1923) [ 1817.407474][ C3] ? skb_copy_datagram_from_iter (net/core/datagram.c:561) [ 1817.407896][ C3] packet_snd (net/packet/af_packet.c:3076) [ 1817.408202][ C3] ? tpacket_snd (net/packet/af_packet.c:2940) [ 1817.408498][ C3] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 1817.408787][ C3] ? __might_fault (mm/memory.c:7081 mm/memory.c:7075) [ 1817.409106][ C3] __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244) [ 1817.409424][ C3] ? __ia32_sys_getpeername (net/socket.c:2211) [ 1817.409718][ C3] ? sock_ioctl (net/socket.c:1378) [ 1817.410031][ C3] ? down_write_nested (kernel/locking/rwsem.c:1350) [ 1817.410332][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:396 arch/x86/mm/fault.c:1415) [ 1817.410648][ C3] __x64_sys_sendto (net/socket.c:2247) [ 1817.410966][ C3] ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:124 arch/x86/entry/syscall_64.c:90) [ 1817.411521][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 1817.411844][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 1817.412150][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1817.412522][ C3] RIP: 0033:0x7fd1958e827a [ 1817.413068][ C3] 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 [ 1817.414343][ C3] RSP: 002b:00007fff29273ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 1817.414788][ C3] RAX: ffffffffffffffda RBX: 00000000160eb9d0 RCX: 00007fd1958e827a [ 1817.415243][ C3] RDX: 000000000000002a RSI: 00000000160ebc92 RDI: 0000000000000005 [ 1817.415897][ C3] RBP: 00000000160ebc92 R08: 00007fff29273ac0 R09: 0000000000000014 [ 1817.416318][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1817.416737][ C3] R13: 000000000000002a R14: 00007fff29273ac0 R15: 0000000000000000 | [ 1817.420661][ C3] ------------[ cut here ]------------ | [ 1817.421196][ C3] WARNING: CPU: 3 PID: 17447 at ./include/net/sch_generic.h:843 tcf_gact_act (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/act_api.h:232 net/sched/act_gact.c:164) act_gact | [ 1817.421820][ C3] Modules linked in: cls_flower act_mirred bridge stp llc ip6_gre ip6_tunnel tunnel6 act_gact cls_matchall ip_gre gre sch_ingress vrf veth | [ 1817.423829][ C3] Tainted: [W]=WARN [ 1817.424069][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1817.424670][ C3] RIP: 0010:tcf_gact_act (./include/net/sch_generic.h:843 ./include/net/sch_generic.h:889 ./include/net/act_api.h:232 net/sched/act_gact.c:164) act_gact [ 1817.425085][ C3] Code: 06 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 47 03 00 00 66 41 83 7d 06 00 74 04 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8d 7d 28 48 89 fa 48 c1 All code ======== 0: 06 (bad) 1: 48 89 fa mov %rdi,%rdx 4: 48 c1 ea 03 shr $0x3,%rdx 8: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx c: 48 89 f8 mov %rdi,%rax f: 83 e0 07 and $0x7,%eax 12: 83 c0 01 add $0x1,%eax 15: 38 d0 cmp %dl,%al 17: 7c 08 jl 0x21 19: 84 d2 test %dl,%dl 1b: 0f 85 47 03 00 00 jne 0x368 21: 66 41 83 7d 06 00 cmpw $0x0,0x6(%r13) 27: 74 04 je 0x2d 29: 90 nop 2a:* 0f 0b ud2 <-- trapping instruction 2c: 90 nop 2d: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 34: fc ff df 37: 48 8d 7d 28 lea 0x28(%rbp),%rdi 3b: 48 89 fa mov %rdi,%rdx 3e: 48 rex.W 3f: c1 .byte 0xc1 Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 90 nop 3: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax a: fc ff df d: 48 8d 7d 28 lea 0x28(%rbp),%rdi 11: 48 89 fa mov %rdi,%rdx 14: 48 rex.W 15: c1 .byte 0xc1 [ 1817.426443][ C3] RSP: 0018:ffffc90000270790 EFLAGS: 00010246 [ 1817.426884][ C3] RAX: 0000000000000000 RBX: ffff888004dd7400 RCX: 1ffffffff80b9a5f [ 1817.427610][ C3] RDX: 0000000000000000 RSI: ffffffff8c85d5c0 RDI: ffff888004ca5ac4 [ 1817.428095][ C3] RBP: ffff88800c301e00 R08: 0000000000000001 R09: 0000000000000000 [ 1817.428586][ C3] R10: ffff8880094c5540 R11: ffff888004dd7a00 R12: ffffe8ffffd84350 [ 1817.429308][ C3] R13: ffff888004ca5ac0 R14: 0000000000000000 R15: 0000000000000002 [ 1817.429786][ C3] FS: 00007fd1956cc740(0000) GS:ffff8880a7d72000(0000) knlGS:0000000000000000 [ 1817.430583][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1817.430992][ C3] CR2: 00007fd195b1da98 CR3: 000000000f6d6005 CR4: 0000000000772ef0 [ 1817.431527][ C3] PKRU: 55555554 [ 1817.431763][ C3] Call Trace: [ 1817.432258][ C3] [ 1817.432421][ C3] tcf_action_exec.part.0 (./include/net/tc_wrapper.h:217 net/sched/act_api.c:1150) [ 1817.432752][ C3] ? mall_classify (net/sched/cls_matchall.c:41) cls_matchall [ 1817.433156][ C3] __tcf_classify (./include/net/tc_wrapper.h:223 net/sched/cls_api.c:1764) [ 1817.433704][ C3] tcf_classify (net/sched/cls_api.c:1860) [ 1817.434037][ C3] ? exc_invalid_op (arch/x86/kernel/traps.c:392 (discriminator 1)) [ 1817.434369][ C3] ? __tcf_classify (net/sched/cls_api.c:1809) [ 1817.434685][ C3] tc_run (net/core/dev.c:4373) [ 1817.435149][ C3] ? napi_disable (net/core/dev.c:4349) [ 1817.435482][ C3] ? packet_rcv (net/packet/af_packet.c:2210) [ 1817.435792][ C3] __netif_receive_skb_core.constprop.0 (net/core/dev.c:4448 net/core/dev.c:5989) [ 1817.436240][ C3] ? kmem_cache_free (mm/slub.c:6630 mm/slub.c:6740) [ 1817.436775][ C3] ? dst_release (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcuref.h:174 net/core/dst.c:167) [ 1817.437126][ C3] ? do_xdp_generic (net/core/dev.c:5908) [ 1817.437468][ C3] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 1817.437777][ C3] ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876) [ 1817.438345][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 1817.438667][ C3] ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601) [ 1817.438997][ C3] __netif_receive_skb_one_core (net/core/dev.c:6137) [ 1817.439402][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6131) [ 1817.440033][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) [ 1817.440365][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5831) [ 1817.440669][ C3] ? process_backlog (./include/linux/local_lock_internal.h:57 net/core/dev.c:6601) [ 1817.441000][ C3] process_backlog (./include/linux/rcupdate.h:895 net/core/dev.c:6604) [ 1817.441567][ C3] __napi_poll.constprop.0 (net/core/dev.c:7668) [ 1817.441927][ C3] net_rx_action (net/core/dev.c:7730 net/core/dev.c:7882) [ 1817.442273][ C3] ? run_backlog_napi (net/core/dev.c:7844) [ 1817.442596][ C3] ? clockevents_program_event (kernel/time/clockevents.c:326) [ 1817.443152][ C3] ? lock_downgrade (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./arch/x86/include/asm/irqflags.h:159 kernel/locking/lockdep.c:5765) [ 1817.443485][ C3] ? kvm_clock_get_cycles (./arch/x86/include/asm/preempt.h:95 arch/x86/kernel/kvmclock.c:80 arch/x86/kernel/kvmclock.c:86) [ 1817.443836][ C3] ? ktime_get (kernel/time/timekeeping.c:387 (discriminator 4) kernel/time/timekeeping.c:404 (discriminator 4) kernel/time/timekeeping.c:826 (discriminator 4)) [ 1817.444072][ C3] ? clockevents_program_event (kernel/time/clockevents.c:336 (discriminator 3)) [ 1817.444699][ C3] ? hrtimer_interrupt (kernel/time/hrtimer.c:1916) [ 1817.445031][ C3] handle_softirqs (kernel/softirq.c:623) [ 1817.445350][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847) [ 1817.445655][ C3] do_softirq (kernel/softirq.c:523 kernel/softirq.c:510) [ 1817.446122][ C3] [ 1817.446293][ C3] [ 1817.446447][ C3] __local_bh_enable_ip (kernel/softirq.c:450) [ 1817.446756][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:934 net/core/dev.c:4847) [ 1817.447078][ C3] __dev_queue_xmit (net/core/dev.c:4848) [ 1817.447659][ C3] ? netdev_core_pick_tx (net/core/dev.c:4728) [ 1817.447989][ C3] ? packet_parse_headers (./include/linux/skbuff.h:3180 net/packet/af_packet.c:1938) [ 1817.448311][ C3] ? sock_wmalloc (net/core/sock.c:2968) [ 1817.448615][ C3] ? packet_cached_dev_get (net/packet/af_packet.c:1923) [ 1817.448940][ C3] ? skb_copy_datagram_from_iter (net/core/datagram.c:561) [ 1817.449347][ C3] packet_snd (net/packet/af_packet.c:3076) [ 1817.449661][ C3] ? tpacket_snd (net/packet/af_packet.c:2940) [ 1817.449993][ C3] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 1817.450556][ C3] ? __might_fault (mm/memory.c:7081 mm/memory.c:7075) [ 1817.450897][ C3] __sys_sendto (net/socket.c:727 net/socket.c:742 net/socket.c:2244) [ 1817.451218][ C3] ? __ia32_sys_getpeername (net/socket.c:2211) [ 1817.451534][ C3] ? sock_ioctl (net/socket.c:1378) [ 1817.452084][ C3] ? down_write_nested (kernel/locking/rwsem.c:1350) [ 1817.452408][ C3] ? do_user_addr_fault (./include/linux/mmap_lock.h:396 arch/x86/mm/fault.c:1415) [ 1817.452726][ C3] __x64_sys_sendto (net/socket.c:2247) [ 1817.453052][ C3] ? do_syscall_64 (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/entry-common.h:124 arch/x86/entry/syscall_64.c:90) [ 1817.453587][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472) [ 1817.453913][ C3] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 1817.454226][ C3] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 1817.454603][ C3] RIP: 0033:0x7fd1958e827a [ 1817.455181][ C3] 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 [ 1817.456539][ C3] RSP: 002b:00007fff29273ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 1817.457018][ C3] RAX: ffffffffffffffda RBX: 00000000160eb9d0 RCX: 00007fd1958e827a [ 1817.457505][ C3] RDX: 000000000000002a RSI: 00000000160ebc92 RDI: 0000000000000005 [ 1817.458213][ C3] RBP: 00000000160ebc92 R08: 00007fff29273ac0 R09: 0000000000000014 [ 1817.458665][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 Finger prints: tc_run:__netif_receive_skb_one_core:process_backlog:net_rx_action:handle_softirqs tcf_gact_act:__tcf_classify:tcf_classify:tc_run:__netif_receive_skb_one_core