kernel: protection fault trap, code=0 Stopped at in_pcbhash_lookup+0xc0: movl 0xc0(%r14),%r12d ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic the kernel did not panic ddb> trace in_pcbhash_lookup(ffffffff839cdd98,d7f7b054d94ea848,0,ffffffff83701c78,0,ffffffff83701c78,5b72e165975dc8b1) at in_pcbhash_lookup+0xc0 sys/netinet/in_pcb.c:1115 in_pcblookup_listen(ffffffff839cdd98,100007f,1600,fffffd8069081b00,0) at in_pcblookup_listen+0x294 sys/netinet/in_pcb.c:-1 tcp_input_solocked(ffff80002a74aed0,ffff80002a74aedc,0,2,ffff80002a74aec8) at tcp_input_solocked+0xa97 sys/netinet/tcp_input.c:-1 tcp_input_mlist(ffffffff839cae60,2) at tcp_input_mlist+0x93 sys/netinet/tcp_input.c:-1 if_input_process(ffff800000b11800,ffff80002a74afa8,0) at if_input_process+0x229 sys/net/if.c:1015 ifiq_process(ffff800000b11c18) at ifiq_process+0xcd sys/net/ifq.c:874 taskq_thread(ffff80000002c000) at taskq_thread+0xd4 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -7 ddb> show registers rdi 0xdead4110 rsi 0 rbp 0xffff80002a74ac10 rbx 0 rdx 0 rcx 0x1600 __ALIGN_SIZE+0x600 rax 0xffff80002a72c290 r8 0 r9 0xffffffff83701c78 zeroin_addr r10 0xe1866b8a45a954d2 r11 0x39c9f57789999bf0 r12 0 r13 0xdead4110 r14 0xdead4110dead4110 r15 0x1600 __ALIGN_SIZE+0x600 rip 0xffffffff82c47ee0 in_pcbhash_lookup+0xc0 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a74ab90 ss 0x10 in_pcbhash_lookup+0xc0: movl 0xc0(%r14),%r12d ddb> show proc PROC (softnet0) tid=351350 pid=27268 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a72c7b0,0xffff80002a72c010 process=0xffff8000ffffc000 user=0xffff80002a746000, vmspace=0xffffffff838e16a0 estcpu=0, cpticks=2, pctcpu=0.1, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 97007 432569 52915 0 2 0 syz-executor 97007 455428 52915 0 3 0x4000080 netcon syz-executor 49674 460683 20971 0 2 0 syz-executor 36259 364224 58138 0 2 0 syz-executor 36259 35667 58138 0 3 0x4000080 fsleep syz-executor 57924 88540 67408 0 3 0x80 nanoslp syz-executor 57924 96607 67408 0 3 0x4000080 kqpoll syz-executor 57924 27928 67408 0 3 0x4000080 fsleep syz-executor 55604 317281 5831 0 3 0x80 nanoslp syz-executor 55604 99474 5831 0 3 0x4000080 kqsel syz-executor 55604 92171 5831 0 3 0x4000080 fsleep syz-executor 73506 253429 1 0 3 0x100083 ttyin getty 67408 78588 49222 0 3 0x82 nanoslp syz-executor 20971 236338 49222 0 3 0x82 nanoslp syz-executor 19501 20926 0 0 3 0x14200 bored sosplice 52915 13343 49222 0 3 0x82 nanoslp syz-executor 7308 208859 49222 0 2 0x2 syz-executor 5831 351928 49222 0 3 0x82 nanoslp syz-executor 69289 397869 49222 0 3 0x82 piperd syz-executor 58138 335745 49222 0 3 0x82 nanoslp syz-executor 25739 426837 49222 0 2 0x2 syz-executor 49222 387994 706 0 2 0x2 syz-executor 706 445539 4920 0 3 0x10008a sigsusp ksh 4920 190243 47800 0 3 0x98 kqread sshd-session 47800 157022 39041 0 3 0x92 kqread sshd-session 39041 5864 1 0 3 0x88 kqread sshd 42757 283915 44843 73 3 0x1100090 kqread syslogd 44843 416894 1 0 3 0x100082 sbwait syslogd 29553 168042 1 0 3 0x100080 kqread resolvd 61338 341142 69973 77 3 0x100092 kqread dhcpleased 91507 1935 69973 77 3 0x100092 kqread dhcpleased 69973 124044 1 0 3 0x80 kqread dhcpleased 84656 85951 0 0 3 0x14200 bored smr 71572 16910 0 0 2 0x14200 zerothread 19599 309695 0 0 3 0x14200 aiodoned aiodoned 48578 45174 0 0 3 0x14200 syncer update 23895 452954 0 0 3 0x14200 cleaner cleaner 76595 117898 0 0 3 0x14200 reaper reaper 3431 228654 0 0 3 0x14200 pgdaemon pagedaemon 83067 172190 0 0 3 0x14200 bored viomb 85997 478055 0 0 3 0x40014200 acpi0 acpi0 27531 21151 0 0 3 0x14200 bored softnet3 10010 103884 0 0 3 0x14200 bored softnet2 88646 419273 0 0 3 0x14200 bored softnet1 *27268 351350 0 0 7 0x14200 softnet0 43455 356957 0 0 3 0x14200 bored systqmp 61962 60208 0 0 3 0x14200 bored systq 11706 511996 0 0 3 0x40014200 tmoslp softclock 39442 110155 0 0 3 0x40014200 idle0 1 49983 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10201 11368K 11658K 166960K 12116 0 pcb 18 12K 12K 166960K 83 0 rtable 223 7K 7K 166960K 460 0 pf 30 12K 14K 166960K 75 0 ifaddr 42 7K 8K 166960K 77 0 ifgroup 50 2K 2K 166960K 115 0 sysctl 1 1K 9K 166960K 5 0 counters 32 17K 18K 166960K 59 0 ioctlops 0 0K 4K 166960K 111 0 iov 0 0K 17K 166960K 52 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1341 84K 85K 166960K 1907 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 8 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 17 0 dirhash 12 2K 2K 166960K 33 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 15 53K 97K 166960K 604 0 sigio 0 0K 0K 166960K 10 0 proc 60 59K 124K 166960K 577 0 subproc 72 4K 4K 166960K 90 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 52 0 in_multi 96 7K 7K 166960K 134 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 398 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 201 158K 177K 166960K 6923 0 UVM aobj 14 2K 2K 166960K 16 0 pinsyscall 36 72K 96K 166960K 1707 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 28 0 NDP 11 0K 2K 166960K 48 0 temp 42 8679K 8743K 166960K 17136 0 kqueue 13 20K 32K 166960K 93 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 122 0 119 3 0 3 3 0 8 2 rtentry 136 149 0 47 4 0 4 4 0 8 0 unpcb 144 232 0 217 2 0 2 2 0 8 1 syncache 336 9 0 9 1 0 1 1 0 8 1 tcpqe 32 4 0 4 1 0 1 1 0 8 1 tcpcb 736 109 0 101 2 0 2 2 0 8 1 arp 88 23 0 4 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 0 1 0 1 1 0 8 0 inpcb 328 449 0 437 7 0 7 7 0 8 5 ip6q 72 2 0 1 1 0 1 1 0 8 0 ip6af 40 3 0 2 1 0 1 1 0 8 0 nd6 104 35 0 9 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 ppxss 1072 15 0 15 1 0 1 1 0 8 1 pppxif 1384 7 0 7 1 0 1 1 0 8 1 pfrktable 1344 1 0 1 1 0 1 1 0 8 1 pfrule 1344 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 638 0 199 29 0 29 29 0 8 0 art_table 32 639 0 199 4 0 4 4 0 8 0 art_node 16 144 0 53 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 3 1 0 1 1 0 8 1 semupl 112 2 0 2 1 0 1 1 0 8 1 semapl 112 14 0 4 1 0 1 1 0 8 0 shmpl 112 13 0 2 1 0 1 1 0 8 0 dirhash 1024 31 0 14 3 0 3 3 0 8 0 dino2pl 256 2475 0 974 95 0 95 95 0 8 0 ffsino 248 2475 0 974 95 0 95 95 0 8 0 nchpl 144 3221 0 1544 63 0 63 63 0 8 0 uvmvnodes 80 2843 0 0 59 0 59 59 0 8 0 vnodes 216 2843 0 0 158 0 158 158 0 8 0 namei 1024 10261 0 10259 2 0 2 2 0 8 1 kstatmem 264 56 0 34 2 0 2 2 0 8 0 scxspl 216 10056 0 10056 8 0 8 8 1 8 8 plimitpl 152 115 0 97 1 0 1 1 0 8 0 sigapl 424 884 0 840 7 0 7 7 0 8 1 knotepl 120 17737 0 17690 17 6 11 17 0 8 8 kqueuepl 184 128 0 117 1 0 1 1 0 8 0 pipepl 296 212 0 185 8 0 8 8 0 8 5 fdescpl 440 867 0 840 5 0 5 5 0 8 1 filepl 120 4529 0 4320 13 0 13 13 0 8 5 lockfpl 104 349 0 346 2 0 2 2 0 8 1 lockfspl 48 101 0 98 1 0 1 1 0 8 0 sessionpl 144 29 0 21 1 0 1 1 0 8 0 pgrppl 48 48 0 32 1 0 1 1 0 8 0 ucredpl 104 771 0 759 1 0 1 1 0 8 0 zombiepl 144 840 0 840 1 0 1 1 0 8 1 processpl 1160 884 0 840 4 0 4 4 0 8 0 procpl 656 1481 0 1431 6 0 6 6 0 8 0 sosppl 168 1 0 1 1 0 1 1 0 8 1 sockpl 528 813 0 782 8 0 8 8 0 8 5 mcl64k 65536 19 0 19 1 0 1 1 0 8 1 mcl16k 16384 5 0 5 1 0 1 1 0 8 1 mcl12k 12288 2 0 2 1 0 1 1 0 8 1 mcl9k 9216 5 0 5 1 0 1 1 0 8 1 mcl8k 8192 20 0 20 1 0 1 1 0 8 1 mcl4k 4096 3067 0 3014 13 0 13 13 0 8 6 mcl2k2 2112 1 0 1 1 0 1 1 0 8 1 mcl2k 2048 553 0 546 2 0 2 2 0 8 1 mtagpl 96 31 0 6 1 0 1 1 0 8 0 mbufpl 256 8825 0 8623 16 0 16 16 0 8 3 bufpl 280 3096 0 119 213 0 213 213 0 8 0 anonpl 24 143941 0 141015 57 0 57 57 0 187 29 amapchunkpl 152 22352 0 21965 41 0 41 41 0 158 23 amappl16 200 2742 0 2710 22 8 14 15 0 8 11 amappl15 192 3 0 3 1 0 1 1 0 8 1 amappl14 184 127 0 117 1 0 1 1 0 8 0 amappl13 176 4 0 4 1 0 1 1 0 8 1 amappl12 168 1509 0 1483 3 0 3 3 0 8 1 amappl11 160 44 0 34 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 0 1 1 0 8 1 amappl9 144 263 0 263 1 0 1 1 0 8 1 amappl8 136 23 0 21 1 0 1 1 0 8 0 amappl7 128 164 0 154 1 0 1 1 0 8 0 amappl6 120 191 0 187 1 0 1 1 0 8 0 amappl5 112 128 0 121 1 0 1 1 0 8 0 amappl4 104 307 0 291 1 0 1 1 0 8 0 amappl3 96 4103 0 4016 4 0 4 4 0 8 0 amappl2 88 671 0 616 2 0 2 2 0 8 0 amappl1 80 11042 0 10510 15 0 15 15 0 8 0 amappl 88 6123 0 5986 5 0 5 5 0 92 0 dma16384 16384 1 0 1 1 0 1 1 0 8 1 dma4096 4096 1 0 1 1 0 1 1 0 8 1 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 0 1 1 0 8 1 dma128 128 253 0 253 1 0 1 1 0 8 1 dma64 64 6 0 6 1 0 1 1 0 8 1 dma32 32 7 0 7 1 0 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 15 0 2 1 0 1 1 0 8 0 uaddrrnd 24 867 0 840 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 867 0 840 1 0 1 1 0 8 0 vmmpekpl 168 8554 0 8517 3 0 3 3 0 8 0 vmmpepl 168 61004 0 59296 94 0 94 94 0 357 7 vmsppl 360 866 0 840 4 0 4 4 0 8 1 rwobjpl 32 21131 0 17463 31 0 31 31 0 8 0 pdppl 4096 1740 0 1680 104 38 66 82 0 8 6 pvpl 32 400376 0 392577 130 0 130 130 0 265 44 pmappl 216 866 0 840 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 275 0 38 7 0 7 7 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace in_pcbhash_lookup(ffffffff839cdd98,d7f7b054d94ea848,0,ffffffff83701c78,0,ffffffff83701c78,5b72e165975dc8b1) at in_pcbhash_lookup+0xc0 sys/netinet/in_pcb.c:1115 in_pcblookup_listen(ffffffff839cdd98,100007f,1600,fffffd8069081b00,0) at in_pcblookup_listen+0x294 sys/netinet/in_pcb.c:-1 tcp_input_solocked(ffff80002a74aed0,ffff80002a74aedc,0,2,ffff80002a74aec8) at tcp_input_solocked+0xa97 sys/netinet/tcp_input.c:-1 tcp_input_mlist(ffffffff839cae60,2) at tcp_input_mlist+0x93 sys/netinet/tcp_input.c:-1 if_input_process(ffff800000b11800,ffff80002a74afa8,0) at if_input_process+0x229 sys/net/if.c:1015 ifiq_process(ffff800000b11c18) at ifiq_process+0xcd sys/net/ifq.c:874 taskq_thread(ffff80000002c000) at taskq_thread+0xd4 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -7 ddb> machine ddbcpu 1 No such command ddb> trace in_pcbhash_lookup(ffffffff839cdd98,d7f7b054d94ea848,0,ffffffff83701c78,0,ffffffff83701c78,5b72e165975dc8b1) at in_pcbhash_lookup+0xc0 sys/netinet/in_pcb.c:1115 in_pcblookup_listen(ffffffff839cdd98,100007f,1600,fffffd8069081b00,0) at in_pcblookup_listen+0x294 sys/netinet/in_pcb.c:-1 tcp_input_solocked(ffff80002a74aed0,ffff80002a74aedc,0,2,ffff80002a74aec8) at tcp_input_solocked+0xa97 sys/netinet/tcp_input.c:-1 tcp_input_mlist(ffffffff839cae60,2) at tcp_input_mlist+0x93 sys/netinet/tcp_input.c:-1 if_input_process(ffff800000b11800,ffff80002a74afa8,0) at if_input_process+0x229 sys/net/if.c:1015 ifiq_process(ffff800000b11c18) at ifiq_process+0xcd sys/net/ifq.c:874 taskq_thread(ffff80000002c000) at taskq_thread+0xd4 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -7