login: uvm_fault(0xfffff60079ec1748, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15 TID PID UID PRFLAGS PFLAGS CPU COMMAND *154093 89041 0 0x2 0 0 ifconfig rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb sys/net/rtable.c:492 rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rt_match sys/net/route.c:349 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rtalloc sys/net/route.c:487 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e sys/net/route.c:1392 in6_update_ifa(ffff800001601000,ffff80003a4dd000,0) at in6_update_ifa+0x1878 sys/netinet6/in6.c:722 in6_ifattach_linklocal(ffff800001601000,0) at in6_ifattach_linklocal+0x36c sys/netinet6/in6_ifattach.c:270 in6_ifattach(ffff800001601000) at in6_ifattach+0x2d0 sys/netinet6/in6_ifattach.c:388 ifioctl(ffff800010fdcd08,801169ab,ffff80003a4dd1f0,ffff80002a77dca0) at ifioctl+0x1aa3 sys/net/if.c:2218 sys_ioctl(ffff80002a77dca0,ffff80003a4dd3c0,ffff80003a4dd310) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a4dd3c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a4dd3c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7adafcda0d70, 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: uvm_fault(0xfffff60079ec1748, 0x0, 0, 1) -> e ddb> show kasan No such command ddb> trace rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb sys/net/rtable.c:492 rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rt_match sys/net/route.c:349 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rtalloc sys/net/route.c:487 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e sys/net/route.c:1392 in6_update_ifa(ffff800001601000,ffff80003a4dd000,0) at in6_update_ifa+0x1878 sys/netinet6/in6.c:722 in6_ifattach_linklocal(ffff800001601000,0) at in6_ifattach_linklocal+0x36c sys/netinet6/in6_ifattach.c:270 in6_ifattach(ffff800001601000) at in6_ifattach+0x2d0 sys/netinet6/in6_ifattach.c:388 ifioctl(ffff800010fdcd08,801169ab,ffff80003a4dd1f0,ffff80002a77dca0) at ifioctl+0x1aa3 sys/net/if.c:2218 sys_ioctl(ffff80002a77dca0,ffff80003a4dd3c0,ffff80003a4dd310) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a4dd3c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a4dd3c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7adafcda0d70, count: -9 ddb> show registers rdi 0x2000 __ALIGN_SIZE+0x1000 rsi 0 rbp 0xffff80003a4dcdc0 rbx 0 rdx 0 rcx 0 rax 0 r8 0x100 r9 0x8080808080808080 r10 0xc86652cffde1963e r11 0xc16c38f0aa9e65eb r12 0xffff8000015a5950 r13 0x2000 __ALIGN_SIZE+0x1000 r14 0 r15 0xffff800000c55bf0 rip 0xffffffff81b64bbb rtable_match+0xcb cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80003a4dcd60 ss 0x10 rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15 ddb> show proc PROC (ifconfig) tid=154093 pid=89041 tcnt=1 stat=onproc flags process=2 proc=0 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a77cfa8,0xffffffff83a86100 process=0xffff80002f0ad698 user=0xffff80003a4d8000, vmspace=0xfffff60079ec1748 estcpu=3, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND *89041 154093 59936 0 7 0x2 0 ifconfig 59936 321497 51559 0 3 0x100002 0x88 sigsusp sh 99983 408917 89672 0 2 0 0 syz-executor 99983 142792 89672 0 3 0 0x4000080 fsleep syz-executor 43299 73773 79520 60929 2 0x10 0 syz-executor 43299 317759 79520 60929 3 0x10 0x4000080 fsleep syz-executor 43299 428665 79520 60929 3 0x10 0x4000080 fsleep syz-executor 41183 461642 56403 0 2 0 0 syz-executor 41183 28067 56403 0 3 0 0x4000080 fsleep syz-executor 67154 518485 69123 0 2 0 0 syz-executor 14820 213517 37933 0 2 0 0 syz-executor 51559 251777 19991 0 3 0x2 0x80 wait syz-executor 34896 24260 1 0 3 0 0x80 nanoslp init 37933 53040 19991 0 2 0x2 0xc80 syz-executor 56403 412468 19991 0 3 0x2 0x80 nanoslp syz-executor 92311 135027 19991 0 3 0x2 0x80 piperd syz-executor 71337 221606 0 0 3 0x14000 0x200 acct acct 79520 457299 19991 0 3 0x2 0x80 nanoslp syz-executor 69123 73592 19991 0 3 0x2 0x80 nanoslp syz-executor 89672 44067 19991 0 2 0x2 0xc80 syz-executor 19991 11804 98099 0 3 0x2 0x80 wait syz-executor 98099 278875 5353 0 3 0x100002 0x88 sigsusp ksh 5353 82352 39319 0 3 0x10 0x88 kqread sshd-session 39319 125311 97687 0 3 0x12 0x80 kqread sshd-session 97687 491999 1 0 3 0 0x88 kqread sshd 99016 54010 86317 73 3 0x1100010 0x80 kqread syslogd 86317 26254 1 0 3 0x100002 0x80 sbwait syslogd 51703 434689 1 0 3 0x100000 0x80 kqread resolvd 78612 517035 53717 77 3 0x100012 0x80 kqread dhcpleased 97879 8548 53717 77 3 0x100012 0x80 kqread dhcpleased 53717 281374 1 0 3 0 0x80 kqread dhcpleased 69072 41735 0 0 3 0x14000 0x200 bored smr 68164 215310 0 0 2 0x14000 0x200 zerothread 1933 434727 0 0 3 0x14000 0x200 aiodoned aiodoned 3791 450216 0 0 3 0x14000 0x200 syncer update 86295 405323 0 0 3 0x14000 0x200 cleaner cleaner 75523 410029 0 0 3 0x14000 0x200 reaper reaper 17380 481667 0 0 3 0x14000 0x200 pgdaemon pagedaemon 36810 472425 0 0 3 0x14000 0x200 bored viomb 54996 269858 0 0 3 0x14000 0x40000200 acpi0 acpi0 27847 121918 0 0 3 0x14000 0x200 bored softnet0 93147 93879 0 0 3 0x14000 0x200 bored systqmp 86692 465689 0 0 3 0x14000 0x200 bored systq 12707 402257 0 0 3 0x14000 0x40000200 tmoslp softclock 68510 368293 0 0 3 0x14000 0x40000200 idle0 1 494695 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11033 12105K 13286K 166960K 13272 0 pcb 18 13K 14K 166960K 96 0 rtable 220 6K 7K 166960K 818 0 pf 32 13K 17K 166960K 82 0 ifaddr 39 6K 7K 166960K 106 0 ifgroup 50 2K 2K 166960K 118 0 sysctl 3 1K 9K 166960K 7 0 counters 33 17K 17K 166960K 49 0 ioctlops 0 0K 4K 166960K 76 0 iov 0 0K 12K 166960K 5 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1424 90K 90K 166960K 1872 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 14 0K 0K 166960K 17 0 dirhash 15 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 93K 166960K 482 0 sigio 0 0K 0K 166960K 3 0 proc 58 59K 91K 166960K 944 0 subproc 72 4K 4K 166960K 207 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 19 0 in_multi 79 5K 6K 166960K 263 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 571 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 192 147K 159K 166960K 5310 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 37 74K 94K 166960K 1982 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 4 0 NDP 15 0K 2K 166960K 71 0 temp 36 9106K 9178K 166960K 6088 0 kqueue 13 20K 24K 166960K 39 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 77 0 74 1 0 1 1 0 8 0 rtentry 136 271 0 173 4 0 4 4 0 8 0 unpcb 144 103 0 88 2 0 2 2 0 8 1 syncache 336 5 0 5 1 0 1 1 0 8 1 tcpcb 736 48 0 44 1 0 1 1 0 8 0 arp 96 48 0 30 1 0 1 1 0 8 0 inpcb 328 303 0 293 4 0 4 4 0 8 3 nd6 112 67 0 48 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 0 1 1 0 8 1 kcovpl 48 23 0 15 1 0 1 1 0 8 0 pfstscr 40 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 3 0 3 1 0 1 1 0 8 1 pfanchor 1288 4 0 4 1 0 1 1 0 8 1 pftag 88 1 0 0 1 0 1 1 0 8 0 pfqueue 320 1 0 0 1 0 1 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 128 2 0 0 1 0 1 1 0 8 0 pfstate 384 1 0 0 1 0 1 1 0 8 0 pfrule 1360 1 0 1 1 0 1 1 0 8 1 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1081 0 703 29 2 27 29 0 8 1 art_table 40 1083 0 703 5 0 5 5 0 8 0 art_node 32 271 0 181 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 0 1 1 0 8 1 semapl 72 15 0 3 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 0 3 0 3 3 0 8 0 dino2pl 256 1824 0 320 95 0 95 95 0 8 0 ffsino 256 1824 0 320 95 0 95 95 0 8 0 nchpl 144 2180 0 432 66 0 66 66 0 8 0 vnodes 216 2371 0 0 132 0 132 132 0 8 0 namei 1024 9525 0 9525 3 0 3 3 0 8 3 pfiaddrpl 120 1 0 1 1 0 1 1 0 8 1 kstatmem 264 55 0 32 2 0 2 2 0 8 0 scxspl 216 7640 0 7640 4 0 4 4 1 8 4 plimitpl 152 63 0 47 1 0 1 1 0 8 0 sigapl 424 753 0 710 6 0 6 6 0 8 0 knotepl 120 6570 0 6523 10 0 10 10 0 8 7 kqueuepl 184 47 0 38 1 0 1 1 0 8 0 pipepl 304 182 0 155 3 0 3 3 0 8 0 fdescpl 448 739 0 710 5 0 5 5 0 8 1 filepl 120 3090 0 2881 11 0 11 11 0 8 4 lockfpl 104 256 0 254 2 0 2 2 0 8 1 lockfspl 48 128 0 126 1 0 1 1 0 8 0 sessionpl 144 44 0 37 1 0 1 1 0 8 0 pgrppl 48 67 0 52 1 0 1 1 0 8 0 ucredpl 104 216 0 204 1 0 1 1 0 8 0 zombiepl 144 711 0 710 1 0 1 1 0 8 0 processpl 1152 753 0 710 4 0 4 4 0 8 0 procpl 664 987 0 940 6 0 6 6 0 8 1 sockpl 552 488 0 460 5 0 5 5 0 8 2 mcl64k 65536 5 0 5 1 0 1 1 0 8 1 mcl16k 16384 5 0 5 1 0 1 1 0 8 1 mcl12k 12288 1 0 1 1 0 1 1 0 8 1 mcl9k128 9344 1 0 1 1 0 1 1 0 8 1 mcl8k 8192 6 0 6 1 0 1 1 0 8 1 mcl4k 4096 2651 0 2592 14 0 14 14 0 8 5 mcl2k2 2112 1 0 1 1 0 1 1 0 8 1 mcl2k 2048 457 0 456 5 0 5 5 0 8 4 mextrefs 64 172 0 171 1 0 1 1 0 8 0 mtagpl 96 4 0 4 1 0 1 1 0 8 1 mbufpl 256 6906 0 6755 23 1 22 23 0 8 8 bufpl 272 2774 0 102 179 0 179 179 0 8 0 anonpl 24 111070 0 108178 32 0 32 32 0 187 10 amapchunkpl 152 14669 0 14279 24 0 24 24 0 158 5 amappl16 200 1473 0 1455 4 0 4 4 0 8 1 amappl15 192 4 0 4 1 0 1 1 0 8 1 amappl14 184 590 0 588 1 0 1 1 0 8 0 amappl13 176 147 0 138 1 0 1 1 0 8 0 amappl12 168 1034 0 1009 2 0 2 2 0 8 0 amappl11 160 6 0 6 1 0 1 1 0 8 1 amappl10 152 65 0 55 1 0 1 1 0 8 0 amappl9 144 272 0 272 1 0 1 1 0 8 1 amappl8 136 228 0 225 1 0 1 1 0 8 0 amappl7 128 171 0 159 1 0 1 1 0 8 0 amappl6 120 296 0 292 1 0 1 1 0 8 0 amappl5 112 92 0 85 1 0 1 1 0 8 0 amappl4 104 308 0 293 1 0 1 1 0 8 0 amappl3 96 2670 0 2594 3 0 3 3 0 8 0 amappl2 88 837 0 770 2 0 2 2 0 8 0 amappl1 80 12570 0 12051 13 0 13 13 0 8 1 amappl 88 4343 0 4209 4 0 4 4 0 92 0 uvmvnodes 80 99 0 0 3 0 3 3 0 8 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 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 739 0 710 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 739 0 710 1 0 1 1 0 8 0 vmmpekpl 168 7617 0 7576 3 0 3 3 0 8 0 vmmpepl 168 55817 0 54182 82 0 82 82 0 357 5 vmsppl 368 738 0 710 4 0 4 4 0 8 1 rwobjpl 40 18361 0 17476 11 0 11 11 0 8 0 pdppl 4096 1484 0 1420 102 32 70 80 0 8 6 pvpl 32 304226 0 296668 89 0 89 89 0 265 15 pmappl 216 738 0 710 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 568 0 35 16 0 16 16 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb sys/net/rtable.c:492 rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rt_match sys/net/route.c:349 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rtalloc sys/net/route.c:487 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e sys/net/route.c:1392 in6_update_ifa(ffff800001601000,ffff80003a4dd000,0) at in6_update_ifa+0x1878 sys/netinet6/in6.c:722 in6_ifattach_linklocal(ffff800001601000,0) at in6_ifattach_linklocal+0x36c sys/netinet6/in6_ifattach.c:270 in6_ifattach(ffff800001601000) at in6_ifattach+0x2d0 sys/netinet6/in6_ifattach.c:388 ifioctl(ffff800010fdcd08,801169ab,ffff80003a4dd1f0,ffff80002a77dca0) at ifioctl+0x1aa3 sys/net/if.c:2218 sys_ioctl(ffff80002a77dca0,ffff80003a4dd3c0,ffff80003a4dd310) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a4dd3c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a4dd3c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7adafcda0d70, count: -9 ddb> machine ddbcpu 1 No such command ddb> trace rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffff8000015a5950,0) at rtable_match+0xcb sys/net/rtable.c:492 rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rt_match sys/net/route.c:349 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e rtalloc sys/net/route.c:487 [inline] rt_ifa_addlocal(ffff8000015a5900) at rt_ifa_addlocal+0x12e sys/net/route.c:1392 in6_update_ifa(ffff800001601000,ffff80003a4dd000,0) at in6_update_ifa+0x1878 sys/netinet6/in6.c:722 in6_ifattach_linklocal(ffff800001601000,0) at in6_ifattach_linklocal+0x36c sys/netinet6/in6_ifattach.c:270 in6_ifattach(ffff800001601000) at in6_ifattach+0x2d0 sys/netinet6/in6_ifattach.c:388 ifioctl(ffff800010fdcd08,801169ab,ffff80003a4dd1f0,ffff80002a77dca0) at ifioctl+0x1aa3 sys/net/if.c:2218 sys_ioctl(ffff80002a77dca0,ffff80003a4dd3c0,ffff80003a4dd310) at sys_ioctl+0x660 sys/kern/sys_generic.c:-1 syscall(ffff80003a4dd3c0) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline] syscall(ffff80003a4dd3c0) at syscall+0x962 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7adafcda0d70, count: -9