uvm_fault(0xffffffff83a5eec0, 0x1273b, 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 *223942 44128 0 0x14000 0x200 0 softnet0 rtable_match(0,ffffffff839d5f60,ffffffff839d5f7c) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffffffff839d5f60,ffffffff839d5f7c) at rtable_match+0xcb sys/net/rtable.c:492 rt_match(ffffffff839d5f60,ffffffff839d5f7c,1,0) at rt_match+0x51 sys/net/route.c:-1 route_mpath(ffffffff839d5f48,fffff7000a1dc02c,fffff7000a1dc028,0) at route_mpath+0xb8 sys/net/route.c:252 in_ouraddr(fffff7000cc49e00,ffff8000002a3058,ffffffff839d5f48,0) at in_ouraddr+0x122 sys/netinet/ip_input.c:-1 ip_input_if(ffff80002a70ae60,ffff80002a70ae6c,0,0,ffff8000002a3058,ffffffff839d5f18) at ip_input_if+0x3c9 sys/netinet/ip_input.c:517 ipv4_input(ffff8000002a3058,fffff7000cc49e00,ffffffff839d5f18) at ipv4_input+0x5a sys/netinet/ip_input.c:346 if_input_process(ffff8000002a3058,ffff80002a70af48,0) at if_input_process+0x4a5 sys/net/if.c:1080 ifiq_process(ffff8000002a3490) at ifiq_process+0xcd sys/net/ifq.c:864 taskq_thread(ffff80000002c000) at taskq_thread+0xe4 sys/kern/kern_task.c:446 end trace frame: 0x0, 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(0xffffffff83a5eec0, 0x1273b, 0, 1) -> e ddb> show kasan No such command ddb> trace rtable_match(0,ffffffff839d5f60,ffffffff839d5f7c) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffffffff839d5f60,ffffffff839d5f7c) at rtable_match+0xcb sys/net/rtable.c:492 rt_match(ffffffff839d5f60,ffffffff839d5f7c,1,0) at rt_match+0x51 sys/net/route.c:-1 route_mpath(ffffffff839d5f48,fffff7000a1dc02c,fffff7000a1dc028,0) at route_mpath+0xb8 sys/net/route.c:252 in_ouraddr(fffff7000cc49e00,ffff8000002a3058,ffffffff839d5f48,0) at in_ouraddr+0x122 sys/netinet/ip_input.c:-1 ip_input_if(ffff80002a70ae60,ffff80002a70ae6c,0,0,ffff8000002a3058,ffffffff839d5f18) at ip_input_if+0x3c9 sys/netinet/ip_input.c:517 ipv4_input(ffff8000002a3058,fffff7000cc49e00,ffffffff839d5f18) at ipv4_input+0x5a sys/netinet/ip_input.c:346 if_input_process(ffff8000002a3058,ffff80002a70af48,0) at if_input_process+0x4a5 sys/net/if.c:1080 ifiq_process(ffff8000002a3490) at ifiq_process+0xcd sys/net/ifq.c:864 taskq_thread(ffff80000002c000) at taskq_thread+0xe4 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -9 ddb> show registers rdi 0x2000 __ALIGN_SIZE+0x1000 rsi 0 rbp 0xffff80002a70ab70 rbx 0xffffffff839d5f7c softnets+0x7c rdx 0 rcx 0 rax 0x1273b __ALIGN_SIZE+0x1173b r8 0xfffff7000a1dc02c r9 0x1 r10 0xee40f7b4e300114c r11 0x84f2abdd22564a31 r12 0xffffffff839d5f60 softnets+0x60 r13 0x2000 __ALIGN_SIZE+0x1000 r14 0 r15 0xffff800000c57850 rip 0xffffffff8322151b rtable_match+0xcb cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80002a70ab10 ss 0x10 rtable_match+0xcb: movq 0(%rax,%rcx,8),%r15 ddb> show proc PROC (softnet0) tid=223942 pid=44128 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=0xffff80002a6ec530,0xffff80002a6ec2a8 process=0xffff800045ffd200 user=0xffff80002a706000, vmspace=0xffffffff83a5eec0 estcpu=0, cpticks=10, pctcpu=0.0, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 17937 419076 39578 0 3 0 0x80 nanoslp syz-executor 17937 180203 39578 0 3 0 0x4000080 kqsel syz-executor 17937 511577 39578 0 3 0 0x4000080 kqpoll syz-executor 17937 491470 39578 0 3 0 0x4000080 fsleep syz-executor 17937 26084 39578 0 3 0 0x4000080 fsleep syz-executor 38709 58175 39067 0 3 0x10 0x80 nanoslp syz-executor 38709 469115 39067 0 3 0x10 0x4000080 sbwait syz-executor 38709 159838 39067 0 3 0x10 0x4000080 fsleep syz-executor 92907 289195 27639 0 3 0x2 0x80 piperd syz-executor 93922 383701 76555 -1 3 0x10 0x80 nanoslp syz-executor 93922 191221 76555 -1 3 0x10 0x4000080 fsleep syz-executor 93922 145118 76555 -1 3 0x10 0x4000080 fifow syz-executor 32672 254076 8258 0 4 0x2000 0x80000 syz-executor 32672 334511 8258 0 2 0x2000 0x4080000 syz-executor 32672 397566 8258 0 3 0x2000 0x4000000 suspend syz-executor 4958 288844 1 0 3 0x100003 0x80 ttyin getty 39578 455058 27639 0 3 0x2 0x80 nanoslp syz-executor 83349 62430 27639 0 3 0x2 0x80 piperd syz-executor 89889 289232 27639 0 3 0x2 0x80 piperd syz-executor 98045 444999 0 0 3 0x14000 0x280 nfsidl nfsio 77143 69553 0 0 3 0x14000 0x280 nfsidl nfsio 4340 173573 0 0 3 0x14000 0x280 nfsidl nfsio 25777 252039 0 0 3 0x14000 0x280 nfsidl nfsio 70710 172977 0 0 3 0x14000 0x280 nfsidl nfsio 90573 37922 0 0 3 0x14000 0x280 nfsidl nfsio 2278 280534 0 0 3 0x14000 0x280 nfsidl nfsio 45818 208810 0 0 3 0x14000 0x280 nfsidl nfsio 33137 361208 0 0 3 0x14000 0x280 nfsidl nfsio 62849 465868 0 0 3 0x14000 0x280 nfsidl nfsio 51371 57725 0 0 3 0x14000 0x280 nfsidl nfsio 57540 268089 0 0 3 0x14000 0x280 nfsidl nfsio 99384 202512 0 0 3 0x14000 0x280 nfsidl nfsio 72086 57691 0 0 3 0x14000 0x280 nfsidl nfsio 4586 434623 0 0 3 0x14000 0x280 nfsidl nfsio 13060 322289 0 0 3 0x14000 0x280 nfsidl nfsio 47923 7235 0 0 3 0x14000 0x280 nfsidl nfsio 16215 278920 0 0 3 0x14000 0x280 nfsidl nfsio 67808 95916 0 0 3 0x14000 0x280 nfsidl nfsio 12273 346064 0 0 3 0x14000 0x280 nfsidl nfsio 8258 156429 27639 0 3 0x2 0x80 nanoslp syz-executor 39067 323593 27639 0 3 0x2 0x80 nanoslp syz-executor 76555 394291 27639 0 3 0x2 0x80 nanoslp syz-executor 27639 156081 1 0 3 0x2 0x80 wait syz-executor 8956 414008 0 0 3 0x14000 0x200 bored smr 67807 327470 0 0 3 0x14000 0x200 pgzero zerothread 30185 430230 0 0 3 0x14000 0x200 aiodoned aiodoned 63767 342927 0 0 3 0x14000 0x200 syncer update 84107 87017 0 0 3 0x14000 0x200 cleaner cleaner 40746 491417 0 0 3 0x14000 0x200 reaper reaper 87722 5569 0 0 3 0x14000 0x200 pgdaemon pagedaemon 13458 269109 0 0 3 0x14000 0x200 bored viomb 61647 313429 0 0 3 0x14000 0x40000200 acpi0 acpi0 *44128 223942 0 0 7 0x14000 0x200 softnet0 65724 393524 0 0 3 0x14000 0x200 smrbar systqmp 90419 90988 0 0 3 0x14000 0x200 bored systq 77198 114304 0 0 3 0x14000 0x40000200 tmoslp softclock 54951 59617 0 0 3 0x14000 0x40000200 idle0 1 197210 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10010000 0x200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11062 12128K 12410K 166960K 13520 0 pcb 17 16K 18K 166960K 410 0 rtable 224 8K 9K 166960K 929 0 pf 36 14K 18K 166960K 128 0 ifaddr 39 6K 8K 166960K 137 0 ifgroup 52 2K 2K 166960K 179 0 sysctl 4 1K 9K 166960K 51 0 counters 34 17K 18K 166960K 84 0 ioctlops 0 0K 4K 166960K 907 0 iov 1 0K 16K 166960K 80 0 mount 1 1K 1K 166960K 1 0 log 2 8K 8K 166960K 6 0 vnodes 1380 87K 87K 166960K 2567 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 16 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 90 0 dirhash 12 2K 2K 166960K 36 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 13 49K 240K 166960K 1331 0 sigio 0 0K 0K 166960K 13 0 proc 20 25K 116K 166960K 979 0 subproc 72 4K 4K 166960K 180 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 116 0 in_multi 77 5K 6K 166960K 288 0 ether_multi 1 0K 0K 166960K 5 0 mrt 2 0K 0K 166960K 29 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 229 1023K 1023K 166960K 229 0 exec 0 0K 1K 166960K 637 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 117 82K 160K 166960K 12152 0 UVM aobj 26 2K 3K 166960K 32 0 pinsyscall 16 32K 94K 166960K 2722 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 45 0 NDP 16 0K 2K 166960K 94 0 temp 50 9113K 9177K 166960K 36323 0 kqueue 1 2K 32K 166960K 262 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 120 126 0 126 1 0 1 1 0 8 1 rtentry 136 289 0 199 4 0 4 4 0 8 0 unpcb 144 862 0 858 5 4 1 4 0 8 0 syncache 336 20 0 20 3 2 1 1 0 8 1 tcpqe 32 4 0 4 2 2 0 1 0 8 0 tcpcb 736 428 0 423 12 2 10 10 0 8 9 arp 96 51 0 31 1 0 1 1 0 8 0 ipq 40 1 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 1 1 0 1 1 0 8 0 inpcb 328 1236 0 1231 17 7 10 10 0 8 8 ip6q 72 2 0 0 1 0 1 1 0 8 0 ip6af 40 2 0 0 1 0 1 1 0 8 0 nd6 112 73 0 53 1 0 1 1 0 8 0 pkpcb 40 5 0 5 3 2 1 1 0 8 1 kcovpl 48 20 0 12 1 0 1 1 0 8 0 ppxss 1072 32 0 31 2 1 1 1 0 8 0 pppxif 1416 3 0 3 2 2 0 1 0 8 0 pfstscr 40 4 0 2 1 0 1 1 0 8 0 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 6 0 4 1 0 1 1 0 8 0 pfstate 384 3 0 2 1 0 1 1 0 8 0 pfrule 1360 3 0 3 1 1 0 1 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 1157 0 789 39 8 31 31 0 8 4 art_table 40 1161 0 789 6 0 6 6 0 8 0 art_node 32 288 0 210 1 0 1 1 0 8 0 sysvmsgpl 40 45 0 39 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 72 85 0 75 1 0 1 1 0 8 0 shmpl 112 29 0 6 1 0 1 1 0 8 0 dirhash 1024 33 0 16 3 0 3 3 0 8 0 dino2pl 256 3511 0 2037 93 0 93 93 0 8 0 ffsino 256 3511 0 2037 93 0 93 93 0 8 0 nchpl 144 5189 0 3458 65 0 65 65 0 8 0 rtmask 32 6 0 6 3 2 1 1 0 8 1 vnodes 216 4361 0 0 243 0 243 243 0 8 0 namei 1024 19474 0 19474 3 2 1 2 0 8 1 kstatmem 264 103 0 78 2 0 2 2 0 8 0 scsiplug 72 5 0 5 2 1 1 1 0 8 1 scxspl 216 18226 0 18226 10 8 2 8 1 8 2 plimitpl 152 465 0 453 1 0 1 1 0 8 0 sigapl 424 1589 0 1540 8 0 8 8 0 8 0 knotepl 120 66212 0 66195 36 25 11 22 0 8 8 kqueuepl 184 411 0 408 5 2 3 4 0 8 2 pipepl 304 248 0 221 5 0 5 5 0 8 2 fdescpl 448 1555 0 1539 5 1 4 5 0 8 1 filepl 120 9531 0 9341 15 3 12 12 0 8 3 lockfpl 104 417 0 416 1 0 1 1 0 8 0 lockfspl 48 183 0 182 1 0 1 1 0 8 0 sessionpl 144 175 0 172 1 0 1 1 0 8 0 pgrppl 48 273 0 262 1 0 1 1 0 8 0 ucredpl 104 1592 0 1585 1 0 1 1 0 8 0 zombiepl 144 1541 0 1540 3 2 1 1 0 8 0 processpl 1152 1589 0 1540 5 0 5 5 0 8 0 procpl 664 3046 0 2987 7 0 7 7 0 8 0 sosppl 176 8 0 8 3 2 1 1 0 8 1 sockpl 552 2269 0 2260 18 9 9 9 0 8 7 mcl64k 65536 72 0 71 1 0 1 1 0 8 0 mcl16k 16384 1 0 1 1 1 0 1 0 8 0 mcl12k 12288 1 0 1 1 1 0 1 0 8 0 mcl8k 8192 16 0 16 3 2 1 1 0 8 1 mcl4k 4096 3928 0 3875 18 9 9 15 0 8 2 mcl2k2 2112 2 0 1 2 1 1 1 0 8 0 mcl2k 2048 1009 0 1007 9 7 2 5 0 8 1 mextrefs 64 563 0 562 3 2 1 1 0 8 0 mtagpl 96 7 0 7 3 2 1 1 0 8 1 mbufpl 256 17453 0 17292 37 18 19 26 0 8 5 bufpl 272 5590 0 108 366 0 366 366 0 8 0 anonpl 24 224077 0 220390 84 39 45 57 0 187 19 amapchunkpl 152 41783 0 41479 51 12 39 39 0 158 22 amappl16 200 3862 0 3702 26 13 13 15 0 8 4 amappl15 192 28 0 28 1 1 0 1 0 8 0 amappl14 184 556 0 556 1 0 1 1 0 8 1 amappl13 176 143 0 142 1 0 1 1 0 8 0 amappl12 168 1843 0 1828 2 0 2 2 0 8 0 amappl11 160 6 0 5 2 1 1 1 0 8 0 amappl10 152 62 0 61 1 0 1 1 0 8 0 amappl9 144 273 0 273 1 1 0 1 0 8 0 amappl8 136 219 0 218 1 0 1 1 0 8 0 amappl7 128 176 0 173 1 0 1 1 0 8 0 amappl6 120 271 0 271 1 0 1 1 0 8 1 amappl5 112 88 0 87 1 0 1 1 0 8 0 amappl4 104 306 0 303 1 0 1 1 0 8 0 amappl3 96 7335 0 7283 3 0 3 3 0 8 0 amappl2 88 1639 0 1614 2 0 2 2 0 8 0 amappl1 80 15663 0 15558 13 1 12 13 0 8 5 amappl 88 11087 0 10985 6 1 5 5 0 92 0 uvmvnodes 80 138 0 0 3 0 3 3 0 8 0 dma32768 32768 1 0 1 1 0 1 1 0 8 1 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 3 0 2 1 0 1 1 0 8 0 dma512 512 1 0 1 1 1 0 1 0 8 0 dma256 256 7 0 7 1 1 0 1 0 8 0 dma128 128 256 0 256 2 1 1 1 0 8 1 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 31 0 6 1 0 1 1 0 8 0 uaddrrnd 24 1555 0 1539 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1555 0 1539 1 0 1 1 0 8 0 vmmpekpl 168 12630 0 12569 3 0 3 3 0 8 0 vmmpepl 168 102497 0 101654 102 11 91 91 0 357 44 vmsppl 368 1554 0 1539 4 1 3 4 0 8 0 rwobjpl 40 28378 0 27771 14 1 13 13 0 8 0 pdppl 4096 3116 0 3078 106 58 48 80 0 8 10 pvpl 32 651046 0 645210 168 49 119 122 0 265 61 pmappl 216 1554 0 1539 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 808 0 117 20 0 20 20 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace rtable_match(0,ffffffff839d5f60,ffffffff839d5f7c) at rtable_match+0xcb rtable_get sys/net/rtable.c:260 [inline] rtable_match(0,ffffffff839d5f60,ffffffff839d5f7c) at rtable_match+0xcb sys/net/rtable.c:492 rt_match(ffffffff839d5f60,ffffffff839d5f7c,1,0) at rt_match+0x51 sys/net/route.c:-1 route_mpath(ffffffff839d5f48,fffff7000a1dc02c,fffff7000a1dc028,0) at route_mpath+0xb8 sys/net/route.c:252 in_ouraddr(fffff7000cc49e00,ffff8000002a3058,ffffffff839d5f48,0) at in_ouraddr+0x122 sys/netinet/ip_input.c:-1 ip_input_if(ffff80002a70ae60,ffff80002a70ae6c,0,0,ffff8000002a3058,ffffffff839d5f18) at ip_input_if+0x3c9 sys/netinet/ip_input.c:517 ipv4_input(ffff8000002a3058,fffff7000cc49e00,ffffffff839d5f18) at ipv4_input+0x5a sys/netinet/ip_input.c:346 if_input_process(ffff8000002a3058,ffff80002a70af48,0) at if_input_process+0x4a5 sys/net/if.c:1080 ifiq_process(ffff8000002a3490) at ifiq_process+0xcd sys/net/ifq.c:864 taskq_thread(ffff80000002c000) at taskq_thread+0xe4 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -9 ddb> machine ddbcpu 1 No such command ddb>