kernel: page fault trap, code=10 Stopped at 0 TID PID UID PRFLAGS PFLAGS CPU COMMAND *394486 59655 0 0x8000000 0x4000000 0 syz-executor.5 0(ffff800000dd6800,b,fffffd8068895be0,ffff80002f543730,1220,0) at 0 rtrequest(b,ffff80002f5437d8,3,ffff80002f543878,0) at rtrequest+0x9dc sys/net/route.c:1103 rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(fffffd806f1f5078,fffffd806e35da24,0,0) at route_mpath+0x8b sys/net/route.c:255 in_pcbselsrc(ffff80002f5439c8,fffffd806e35da20,fffffd806f1f5000) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975 in_pcbconnect(fffffd806f1f5000,fffffd806e35da00) at in_pcbconnect+0xe8 sys/netinet/in_pcb.c:523 tcp_connect(fffffd8062533410,fffffd806e35da00) at tcp_connect+0x29b sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80002f974f90,ffff80002f543bf0,ffff80002f543b40) at sys_connect+0x238 sys/kern/uipc_syscalls.c:422 syscall(ffff80002f543bf0) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x18ac37fed60, count: 6 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: attempt to execute user address 0x0 in supervisor mode ddb> trace 0(ffff800000dd6800,b,fffffd8068895be0,ffff80002f543730,1220,0) at 0 rtrequest(b,ffff80002f5437d8,3,ffff80002f543878,0) at rtrequest+0x9dc sys/net/route.c:1103 rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(fffffd806f1f5078,fffffd806e35da24,0,0) at route_mpath+0x8b sys/net/route.c:255 in_pcbselsrc(ffff80002f5439c8,fffffd806e35da20,fffffd806f1f5000) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975 in_pcbconnect(fffffd806f1f5000,fffffd806e35da00) at in_pcbconnect+0xe8 sys/netinet/in_pcb.c:523 tcp_connect(fffffd8062533410,fffffd806e35da00) at tcp_connect+0x29b sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80002f974f90,ffff80002f543bf0,ffff80002f543b40) at sys_connect+0x238 sys/kern/uipc_syscalls.c:422 syscall(ffff80002f543bf0) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x18ac37fed60, count: -9 ddb> show registers rdi 0xffff800000dd6800 rsi 0xb rbp 0xffff80002f5437c0 rbx 0xffff800000e741d0 rdx 0xfffffd8068895be0 rcx 0x3ad rax 0xffffffff81767425 rtrequest+0x9b5 r8 0x100 r9 0xfffffd8068895be0 r10 0x6b9a04f1df218cf3 r11 0 r12 0xffff80002f543878 r13 0 r14 0xfffffd8068895be0 r15 0xffff80002f5437d8 rip 0 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002f5436c8 ss 0x10 0 ddb> show proc PROC (syz-executor.5) tid=394486 pid=59655 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=52, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002f974030,0xffff80002f9754c0 process=0xffff80002dd10458 user=0xffff80002f53e000, vmspace=0xfffffd806ca33828 estcpu=2, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 37424 320898 43120 0 2 0x8100000 sh 43120 148390 61241 0 3 0x810008a sigsusp sh 59655 418448 14613 0 2 0x8000000 syz-executor.5 *59655 394486 14613 0 7 0xc000000 syz-executor.5 16233 233099 60659 0 2 0x18100002 ndp 60659 383504 21359 0 3 0x810008a sigsusp sh 98997 406949 93574 0 2 0x8000002 syz-executor.7 14613 209753 93574 0 3 0x8000082 nanoslp syz-executor.5 21359 97785 93574 0 3 0x8000082 wait syz-executor.6 61241 72530 93574 0 3 0x8000082 wait syz-executor.1 83683 19720 93574 0 2 0x8000002 syz-executor.2 22884 271427 93574 0 3 0x8000082 nanoslp syz-executor.0 45729 211060 93574 0 3 0x8000082 nanoslp syz-executor.4 96642 459334 0 0 3 0x14200 acct acct 4506 72276 0 0 3 0x14200 bored sosplice 93574 307169 37690 0 2 0x1a000002 syz-fuzzer 93574 343388 37690 0 3 0x1e000082 nanoslp syz-fuzzer 93574 100203 37690 0 3 0x1e000082 wait syz-fuzzer 93574 84314 37690 0 3 0x1e000082 thrsleep syz-fuzzer 93574 519040 37690 0 3 0x1e000082 thrsleep syz-fuzzer 93574 309796 37690 0 3 0x1e000082 wait syz-fuzzer 93574 473434 37690 0 3 0x1e000082 wait syz-fuzzer 93574 286661 37690 0 3 0x1e000082 wait syz-fuzzer 93574 362566 37690 0 3 0x1e000082 thrsleep syz-fuzzer 93574 472045 37690 0 3 0x1e000082 thrsleep syz-fuzzer 93574 9173 37690 0 3 0x1e000082 wait syz-fuzzer 93574 23004 37690 0 3 0x1e000082 thrsleep syz-fuzzer 93574 523852 37690 0 3 0x1e000082 wait syz-fuzzer 93574 231486 37690 0 3 0x1e000082 wait syz-fuzzer 37690 17837 30457 0 3 0x810008a sigsusp ksh 30457 101739 79999 0 3 0x1800009a kqread sshd 99660 387434 1 0 3 0x18100083 ttyin getty 79999 37041 1 0 3 0x18000088 kqread sshd 58246 519702 48686 73 2 0x19100010 syslogd 48686 411610 1 0 3 0x18100082 sbwait syslogd 56058 394556 1 0 3 0x18100080 kqread resolvd 73277 39962 25649 77 3 0x18100092 kqread dhcpleased 87650 177619 25649 77 3 0x18100092 kqread dhcpleased 25649 389630 1 0 3 0x18000080 kqread dhcpleased 75959 19091 0 0 3 0x14200 bored smr 96306 484062 0 0 2 0x14200 zerothread 42927 270257 0 0 3 0x14200 aiodoned aiodoned 43384 333581 0 0 3 0x14200 syncer update 34656 489221 0 0 3 0x14200 cleaner cleaner 93460 422332 0 0 3 0x14200 reaper reaper 53081 275859 0 0 3 0x14200 pgdaemon pagedaemon 25559 484676 0 0 3 0x14200 bored viomb 66496 348953 0 0 3 0x40014200 acpi0 acpi0 96570 396708 0 0 3 0x14200 bored softnet3 56186 128826 0 0 3 0x14200 bored softnet2 66862 488238 0 0 3 0x14200 bored softnet1 59165 411361 0 0 3 0x14200 bored softnet0 53444 69781 0 0 3 0x14200 bored systqmp 7475 300700 0 0 3 0x14200 bored systq 23287 381469 0 0 3 0x40014200 tmoslp softclock 36277 516747 0 0 3 0x40014200 idle0 1 522463 0 0 3 0x8080082 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 10170 6417K 6883K 166960K 13627 0 pcb 17 14K 16K 166960K 397 0 rtable 183 6K 7K 166960K 2980 0 pf 29 8K 9K 166960K 271 0 ifaddr 36 10K 12K 166960K 386 0 ifgroup 50 2K 2K 166960K 494 0 sysctl 4 1K 2K 166960K 9 0 counters 30 17K 17K 166960K 139 0 ioctlops 0 0K 2K 166960K 213 0 iov 0 0K 16K 166960K 197 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1417 89K 90K 166960K 3878 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 70 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 222 0 dirhash 12 2K 2K 166960K 72 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 14 49K 109K 166960K 3666 0 sigio 0 0K 0K 166960K 94 0 proc 58 59K 124K 166960K 2687 0 subproc 91 5K 9K 166960K 1305 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 445 0 in_multi 68 5K 7K 166960K 1009 0 ether_multi 1 0K 0K 166960K 17 0 mrt 1 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 79 360K 360K 166960K 79 0 exec 0 0K 1K 166960K 1701 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 256 94K 120K 166960K 30319 0 UVM aobj 110 8K 8K 166960K 118 0 pinsyscall 35 70K 109K 166960K 6786 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 127 0 NDP 21 1K 1K 166960K 282 0 temp 71 6811K 7068K 166960K 62801 0 kqueue 13 20K 28K 166960K 300 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 120 426 0 422 1 0 1 1 0 8 0 rtentry 112 1048 0 967 4 0 4 4 0 8 1 unpcb 144 2316 0 2303 6 0 6 6 0 8 5 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 808 874 0 868 14 5 9 14 0 8 8 arp 88 212 0 197 1 0 1 1 0 8 0 ipq 40 6 0 5 1 0 1 1 0 8 0 ipqe 40 49 0 48 1 0 1 1 0 8 0 inpcb 352 3051 0 3042 19 10 9 19 0 8 8 ip6q 72 1 0 1 1 0 1 1 0 8 1 ip6af 40 1 0 1 1 0 1 1 0 8 1 nd6 104 251 0 237 1 0 1 1 0 8 0 pkpcb 40 26 0 26 1 0 1 1 0 8 1 kcovpl 48 100 0 93 1 0 1 1 0 8 0 ppxss 1072 8 0 8 1 0 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3969 0 3636 54 31 23 30 0 8 2 art_table 32 3970 0 3636 4 0 4 4 0 8 1 art_node 16 1033 0 959 1 0 1 1 0 8 0 sysvmsgpl 40 36 0 19 1 0 1 1 0 8 0 semupl 112 2 0 2 1 0 1 1 0 8 1 semapl 112 219 0 209 1 0 1 1 0 8 0 shmpl 112 115 0 8 4 0 4 4 0 8 0 dirhash 1024 57 0 40 3 0 3 3 0 8 0 dino2pl 256 6009 0 4498 96 0 96 96 0 8 0 ffsino 240 6009 0 4498 90 0 90 90 0 8 0 nchpl 144 10606 0 8871 66 0 66 66 0 8 0 uvmvnodes 80 7557 0 0 155 0 155 155 0 8 0 vnodes 216 7557 0 0 420 0 420 420 0 8 0 namei 1024 41807 0 41807 2 0 2 2 0 8 2 vcpupl 3904 13 0 0 2 0 2 2 0 8 0 vmpool 664 20 0 7 2 0 2 2 0 8 0 kstatmem 264 240 0 218 2 0 2 2 0 8 0 scsiplug 72 6 0 6 1 0 1 1 0 8 1 scxspl 216 57097 0 57097 8 0 8 8 1 8 8 plimitpl 152 529 0 515 1 0 1 1 0 8 0 sigapl 424 3824 0 3779 9 0 9 9 0 8 2 futexpl 64 41557 0 41557 1 0 1 1 0 8 1 knotepl 120 10082 0 9994 11 0 11 11 0 8 6 kqueuepl 184 698 0 689 3 0 3 3 0 8 2 pipepl 288 791 0 764 3 0 3 3 0 8 0 fdescpl 432 3766 0 3741 5 0 5 5 0 8 1 filepl 120 21622 0 21401 16 0 16 16 0 8 8 lockfpl 104 585 0 583 1 0 1 1 0 8 0 lockfspl 48 263 0 261 1 0 1 1 0 8 0 sessionpl 144 98 0 83 1 0 1 1 0 8 0 pgrppl 48 124 0 109 1 0 1 1 0 8 0 ucredpl 104 2500 0 2490 1 0 1 1 0 8 0 zombiepl 144 3781 0 3779 1 0 1 1 0 8 0 processpl 1072 3824 0 3779 6 0 6 6 0 8 0 procpl 656 6966 0 6907 9 0 9 9 0 8 2 sosppl 168 34 0 34 1 0 1 1 0 8 1 sockpl 504 5855 0 5829 51 40 11 33 0 8 7 mcl64k 65536 4 0 4 1 0 1 1 0 8 1 mcl12k 12288 2 0 2 1 0 1 1 0 8 1 mcl9k 9216 1 0 1 1 0 1 1 0 8 1 mcl8k 8192 86 0 86 1 0 1 1 0 8 1 mcl4k 4096 11 0 11 1 0 1 1 0 8 1 mcl2k2 2112 1 0 1 1 0 1 1 0 8 1 mcl2k 2048 37281 0 37173 35 15 20 35 0 8 5 mtagpl 96 68 0 68 1 0 1 1 0 8 1 mbufpl 256 116404 0 116224 443 419 24 67 0 8 8 bufpl 280 11879 0 4322 540 0 540 540 0 8 0 anonpl 24 591471 0 585617 93 0 93 93 0 188 38 amapchunkpl 152 99270 0 98712 51 0 51 51 0 158 22 amappl16 200 15476 0 15383 30 13 17 20 0 8 8 amappl15 192 14 0 13 1 0 1 1 0 8 0 amappl14 184 461 0 447 2 0 2 2 0 8 1 amappl13 176 9 0 9 1 0 1 1 0 8 1 amappl12 168 5504 0 5475 3 0 3 3 0 8 1 amappl11 160 75 0 64 1 0 1 1 0 8 0 amappl10 152 133 0 125 1 0 1 1 0 8 0 amappl9 144 159 0 159 1 0 1 1 0 8 1 amappl8 136 284 0 255 2 0 2 2 0 8 0 amappl7 128 62 0 48 1 0 1 1 0 8 0 amappl6 120 1417 0 1400 2 0 2 2 0 8 1 amappl5 112 455 0 442 1 0 1 1 0 8 0 amappl4 104 1030 0 1000 2 0 2 2 0 8 1 amappl3 96 18441 0 18384 3 0 3 3 0 8 0 amappl2 88 4399 0 4328 4 0 4 4 0 8 1 amappl1 80 25034 0 24523 22 3 19 22 0 8 7 amappl 88 29158 0 28999 6 0 6 6 0 92 0 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 72 117 0 8 2 0 2 2 0 8 0 uaddrrnd 24 3786 0 3748 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3786 0 3748 1 0 1 1 0 8 0 vmmpekpl 168 30743 0 30682 4 0 4 4 0 8 0 vmmpepl 168 265165 0 263528 114 0 114 114 0 357 28 vmsppl 344 3785 0 3748 5 0 5 5 0 8 0 rwobjpl 24 75146 0 66441 55 0 55 55 0 8 0 pdppl 4096 7578 0 7509 338 249 89 97 0 8 20 pvpl 32 1549692 0 1538296 391 39 352 391 0 265 223 pmappl 216 3785 0 3748 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1137 0 759 12 0 12 12 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace 0(ffff800000dd6800,b,fffffd8068895be0,ffff80002f543730,1220,0) at 0 rtrequest(b,ffff80002f5437d8,3,ffff80002f543878,0) at rtrequest+0x9dc sys/net/route.c:1103 rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(fffffd806f1f5078,fffffd806e35da24,0,0) at route_mpath+0x8b sys/net/route.c:255 in_pcbselsrc(ffff80002f5439c8,fffffd806e35da20,fffffd806f1f5000) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975 in_pcbconnect(fffffd806f1f5000,fffffd806e35da00) at in_pcbconnect+0xe8 sys/netinet/in_pcb.c:523 tcp_connect(fffffd8062533410,fffffd806e35da00) at tcp_connect+0x29b sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80002f974f90,ffff80002f543bf0,ffff80002f543b40) at sys_connect+0x238 sys/kern/uipc_syscalls.c:422 syscall(ffff80002f543bf0) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x18ac37fed60, count: -9 ddb> machine ddbcpu 1 No such command ddb> trace 0(ffff800000dd6800,b,fffffd8068895be0,ffff80002f543730,1220,0) at 0 rtrequest(b,ffff80002f5437d8,3,ffff80002f543878,0) at rtrequest+0x9dc sys/net/route.c:1103 rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 rt_clone sys/net/route.c:383 [inline] rt_match(fffffd806f1f5090,0,1,0) at rt_match+0xc3 sys/net/route.c:358 route_mpath(fffffd806f1f5078,fffffd806e35da24,0,0) at route_mpath+0x8b sys/net/route.c:255 in_pcbselsrc(ffff80002f5439c8,fffffd806e35da20,fffffd806f1f5000) at in_pcbselsrc+0x1b7 sys/netinet/in_pcb.c:975 in_pcbconnect(fffffd806f1f5000,fffffd806e35da00) at in_pcbconnect+0xe8 sys/netinet/in_pcb.c:523 tcp_connect(fffffd8062533410,fffffd806e35da00) at tcp_connect+0x29b sys/netinet/tcp_usrreq.c:654 sys_connect(ffff80002f974f90,ffff80002f543bf0,ffff80002f543b40) at sys_connect+0x238 sys/kern/uipc_syscalls.c:422 syscall(ffff80002f543bf0) at syscall+0x72a sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x18ac37fed60, count: -9