Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts. executing program uvm_fault(0xfffffd806e3a7010, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at rtrequest+0x8e1: movzbl 0(%r14),%r15d TID PID UID PRFLAGS PFLAGS CPU COMMAND 199590 89211 0 0x2 0 1 syz-executor4212753865 * 88999 89211 0 0x2 0x4000000 0 syz-executor4212753865 rtrequest(1,ffff800021248df8,0,ffff800021248d68,0) at rtrequest+0x8e1 rtm_output(ffff800000cd1c00,ffff800021248ea0,ffff800021248df8,0,0) at rtm_output+0x5f7 route_output(fffffd807076ea00,fffffd806d7663e8) at route_output+0x6b3 route_send(fffffd806d7663e8,fffffd807076ea00,0,0) at route_send+0x8f sosend(fffffd806d7663e8,0,ffff800021249060,0,0,0) at sosend+0x66d sendit(ffff8000211e2810,3,ffff800021249160,0,ffff800021249240) at sendit+0x65d sys_sendto(ffff8000211e2810,ffff8000212491f0,ffff800021249240) at sys_sendto+0x84 syscall(ffff8000212492c0) at syscall+0x606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdfc4412fca0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xfffffd806e3a7010, 0x0, 0, 1) -> e ddb{0}> trace rtrequest(1,ffff800021248df8,0,ffff800021248d68,0) at rtrequest+0x8e1 rtm_output(ffff800000cd1c00,ffff800021248ea0,ffff800021248df8,0,0) at rtm_output+0x5f7 route_output(fffffd807076ea00,fffffd806d7663e8) at route_output+0x6b3 route_send(fffffd806d7663e8,fffffd807076ea00,0,0) at route_send+0x8f sosend(fffffd806d7663e8,0,ffff800021249060,0,0,0) at sosend+0x66d sendit(ffff8000211e2810,3,ffff800021249160,0,ffff800021249240) at sendit+0x65d sys_sendto(ffff8000211e2810,ffff8000212491f0,ffff800021249240) at sys_sendto+0x84 syscall(ffff8000212492c0) at syscall+0x606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdfc4412fca0, count: -9 ddb{0}> show registers rdi 0 rsi 0x2 rbp 0xffff800021248d40 rbx 0x33 rdx 0x1e57e1d57d4d1755 rcx 0x1 rax 0x1 r8 0x20 r9 0 r10 0xd744315aabf05eea r11 0xa46b1bb15e66ebdb r12 0xfffffd806ed625b0 r13 0xffff800021248df8 r14 0 r15 0xffff8000006c9590 rip 0xffffffff819d3741 rtrequest+0x8e1 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800021248c50 ss 0x10 rtrequest+0x8e1: movzbl 0(%r14),%r15d ddb{0}> show proc PROC (syz-executor4212753865) tid=88999 pid=89211 tcnt=2 stat=onproc flags process=2 proc=4000000 runpri=32, usrpri=59, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff8000211e3008,0xffffffff82cd23e8 process=0xffff8000ffff69f0 user=0xffff800021244000, vmspace=0xfffffd806e3a7010 estcpu=9, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 89211 199590 59877 0 7 0x2 syz-executor4212753865 *89211 88999 59877 0 7 0x4000002 syz-executor4212753865 59877 377736 56509 0 3 0x10008a sigsusp ksh 56509 289857 60578 0 3 0x9a kqread sshd 12843 202439 1 0 3 0x100083 ttyin getty 60578 35692 1 0 3 0x88 kqread sshd 19861 180712 35284 74 3 0x1100092 bpf pflogd 35284 276710 1 0 3 0x80 netio pflogd 38868 24621 40052 73 3 0x1100090 kqread syslogd 40052 488209 1 0 3 0x100082 netio syslogd 22472 296441 1 0 3 0x100080 kqread resolvd 88754 505957 88999 77 3 0x100092 kqread dhcpleased 88059 80804 88999 77 3 0x100092 kqread dhcpleased 88999 210077 1 0 3 0x80 kqread dhcpleased 86262 513527 0 0 3 0x14200 bored smr 58583 358094 0 0 3 0x14200 pgzero zerothread 87385 114998 0 0 3 0x14200 aiodoned aiodoned 18705 479516 0 0 3 0x14200 syncer update 79959 510173 0 0 3 0x14200 cleaner cleaner 71947 196761 0 0 3 0x14200 reaper reaper 57063 281353 0 0 3 0x14200 pgdaemon pagedaemon 15293 163552 0 0 3 0x14200 bored viomb 77728 208763 0 0 3 0x40014200 acpi0 acpi0 16435 307847 0 0 3 0x40014200 idle1 28566 60830 0 0 3 0x14200 bored softnet3 14805 505735 0 0 3 0x14200 bored softnet2 33978 238506 0 0 3 0x14200 bored softnet1 94916 65265 0 0 3 0x14200 bored softnet0 63021 347692 0 0 3 0x14200 bored systqmp 4879 224045 0 0 3 0x14200 bored systq 95674 12352 0 0 3 0x14200 tmoslp softclockmp 32438 393101 0 0 3 0x40014200 tmoslp softclock 31170 358861 0 0 3 0x40014200 idle0 1 260475 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 89211 (syz-executor4212753865) thread 0xffff8000211e2810 (88999) exclusive rwlock netlock r = 0 (0xffffffff82bb4fd0) #0 witness_lock+0x447 #1 rtm_output+0x554 #2 route_output+0x6b3 #3 route_send+0x8f #4 sosend+0x66d #5 sendit+0x65d #6 sys_sendto+0x84 #7 syscall+0x606 #8 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10162 6456K 6457K 78643K 11240 0 pcb 13 8K 8K 78643K 13 0 rtable 60 2K 2K 78643K 117 0 pf 15 6K 10K 78643K 26 0 ifaddr 13 9K 9K 78643K 13 0 ifgroup 22 1K 1K 78643K 22 0 counters 44 33K 33K 78643K 44 0 ioctlops 0 0K 4K 78643K 1475 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1176 74K 74K 78643K 1192 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 1 0K 0K 78643K 1 0 proc 67 91K 91K 78643K 302 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 11 0K 0K 78643K 11 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 25 122K 122K 78643K 25 0 exec 0 0K 1K 78643K 269 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 104 4K 6K 78643K 2602 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 4 0K 0K 78643K 4 0 temp 1 5904K 5968K 78643K 3080 0 kqueue 11 16K 18K 78643K 24 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 21 0 17 1 0 1 1 0 8 0 rtentry 112 24 0 1 1 0 1 1 0 8 0 unpcb 144 35 0 20 1 0 1 1 0 8 0 syncache 304 5 0 5 1 0 1 1 0 8 1 tcpqe 32 220 0 220 1 0 1 1 0 8 1 tcpcb 808 8 0 5 1 0 1 1 0 8 0 arp 120 2 0 0 1 0 1 1 0 8 0 inpcb 368 33 0 27 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 9 0 0 1 0 1 1 0 8 0 pfstkey 128 9 0 0 1 0 1 1 0 8 0 pfstate 376 9 0 0 1 0 1 1 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 97 0 0 7 0 7 7 0 8 0 art_table 32 98 0 0 1 0 1 1 0 8 0 art_node 16 22 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1432 0 38 88 0 88 88 0 8 0 ffsino 272 1432 0 38 93 0 93 93 0 8 0 nchpl 144 1618 0 49 59 0 59 59 0 8 0 uvmvnodes 80 1446 0 0 30 0 30 30 0 8 0 vnodes 216 1446 0 0 81 0 81 81 0 8 0 namei 1024 4561 0 4561 1 0 1 1 0 8 1 percpumem 16 35 0 0 1 0 1 1 0 8 0 kstatmem 264 8 0 0 1 0 1 1 0 8 0 scxspl 216 4879 0 4879 3 1 2 2 1 8 2 plimitpl 152 17 0 10 1 0 1 1 0 8 0 sigapl 424 338 0 305 5 0 5 5 0 8 0 knotepl 120 44 0 0 2 0 2 2 0 8 0 kqueuepl 216 20 0 13 1 0 1 1 0 8 0 pipepl 320 94 0 91 1 0 1 1 0 8 0 fdescpl 496 320 0 305 3 0 3 3 0 8 0 filepl 152 1276 0 1217 3 0 3 3 0 8 0 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 18 0 9 1 0 1 1 0 8 0 pgrppl 48 18 0 9 1 0 1 1 0 8 0 ucredpl 104 71 0 59 1 0 1 1 0 8 0 zombiepl 144 305 0 305 1 0 1 1 0 8 1 processpl 1072 338 0 305 3 0 3 3 0 8 0 procpl 680 339 0 305 4 0 4 4 0 8 0 sockpl 488 89 0 64 4 0 4 4 0 8 0 mcl8k 8192 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 303 0 0 38 0 38 38 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 315 0 0 20 0 20 20 0 8 0 bufpl 288 2472 0 91 171 0 171 171 0 8 0 anonpl 24 203805 0 201759 25 0 25 25 0 186 12 amapchunkpl 152 9323 0 9159 8 0 8 8 0 158 1 amappl16 200 6237 0 6236 5 0 5 5 0 8 4 amappl15 192 14 0 13 1 0 1 1 0 8 0 amappl14 184 109 0 98 1 0 1 1 0 8 0 amappl13 176 15 0 14 1 0 1 1 0 8 0 amappl12 168 870 0 855 2 1 1 2 0 8 0 amappl11 160 60 0 45 1 0 1 1 0 8 0 amappl10 152 10 0 10 1 0 1 1 0 8 1 amappl9 144 175 0 175 1 0 1 1 0 8 1 amappl8 136 52 0 50 1 0 1 1 0 8 0 amappl7 128 112 0 99 1 0 1 1 0 8 0 amappl6 120 132 0 127 1 0 1 1 0 8 0 amappl5 112 107 0 96 1 0 1 1 0 8 0 amappl4 104 360 0 340 1 0 1 1 0 8 0 amappl3 96 2096 0 2056 2 1 1 2 0 8 0 amappl2 88 636 0 580 2 0 2 2 0 8 0 amappl1 80 9176 0 8700 12 0 12 12 0 8 0 amappl 88 2289 0 2231 2 0 2 2 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 320 0 305 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 320 0 305 1 0 1 1 0 8 0 vmmpekpl 168 7249 0 7235 1 0 1 1 0 8 0 vmmpepl 168 36083 0 35023 52 0 52 52 0 357 4 vmsppl 464 319 0 305 3 0 3 3 0 8 0 rwobjpl 56 19903 0 17746 33 0 33 33 0 8 2 pdppl 4096 648 0 610 56 18 38 46 0 8 0 pvpl 32 307970 0 303150 57 0 57 57 0 265 17 pmappl 248 319 0 305 2 0 2 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 489 0 20 14 0 14 14 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace rtrequest(1,ffff800021248df8,0,ffff800021248d68,0) at rtrequest+0x8e1 rtm_output(ffff800000cd1c00,ffff800021248ea0,ffff800021248df8,0,0) at rtm_output+0x5f7 route_output(fffffd807076ea00,fffffd806d7663e8) at route_output+0x6b3 route_send(fffffd806d7663e8,fffffd807076ea00,0,0) at route_send+0x8f sosend(fffffd806d7663e8,0,ffff800021249060,0,0,0) at sosend+0x66d sendit(ffff8000211e2810,3,ffff800021249160,0,ffff800021249240) at sendit+0x65d sys_sendto(ffff8000211e2810,ffff8000212491f0,ffff800021249240) at sys_sendto+0x84 syscall(ffff8000212492c0) at syscall+0x606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdfc4412fca0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800020d48ff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7e5c77f42d70, count: 12 ddb{1}> trace x86_ipi_db(ffff800020d48ff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7e5c77f42d70, count: -3 ddb{1}>