Warning: Permanently added '10.128.0.238' (ECDSA) to the list of known hosts. 2019/09/26 13:49:13 parsed 1 programs 2019/09/26 13:49:19 executed programs: 0 panic: ifa_update_broadaddr does not support dynamic length Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *314487 88244 0 0 0 0 syz-executor.0 db_enter() at db_enter+0x18 panic() at panic+0x15c ifa_update_broadaddr(ffff800000a62800,ffff8000006a0600,ffff8000149184e0) at ifa_update_broadaddr+0x61 in_ioctl(80206913,ffff8000149184d0,ffff800000a62800,1) at in_ioctl+0x463 ifioctl(fffffd80363df488,80206913,ffff8000149184d0,ffff8000ffff8770) at ifioctl+0xb34 sys_ioctl(ffff8000ffff8770,ffff8000149185e8,ffff800014918630) at sys_ioctl+0x5b9 syscall(ffff8000149186b0) at syscall+0x507 Xsyscall(6,0,ffffffffffffff36,0,3,956c30f8010) at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdedb0, count: 7 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 ifa_update_broadaddr does not support dynamic length ddb> trace db_enter() at db_enter+0x18 panic() at panic+0x15c ifa_update_broadaddr(ffff800000a62800,ffff8000006a0600,ffff8000149184e0) at ifa_update_broadaddr+0x61 in_ioctl(80206913,ffff8000149184d0,ffff800000a62800,1) at in_ioctl+0x463 ifioctl(fffffd80363df488,80206913,ffff8000149184d0,ffff8000ffff8770) at ifioctl+0xb34 sys_ioctl(ffff8000ffff8770,ffff8000149185e8,ffff800014918630) at sys_ioctl+0x5b9 syscall(ffff8000149186b0) at syscall+0x507 Xsyscall(6,0,ffffffffffffff36,0,3,956c30f8010) at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdedb0, count: -8 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff800014918270 rbx 0xffff800014918320 rdx 0x2 rcx 0x1 rax 0x1 r8 0xffff800014918230 r9 0x1 r10 0xfc5baf4be0e9226b r11 0xfd129f2faf69f9c4 r12 0x3000000008 r13 0xffff800014918280 r14 0x100 r15 0x1 rip 0xffffffff813b3ea8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800014918260 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb> show proc PROC (syz-executor.0) pid=314487 stat=onproc flags process=0 proc=0 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff8ed8,0xffffffff82558cc8 process=0xffff8000148a2d98 user=0xffff800014913000, vmspace=0xfffffd803f014330 estcpu=0, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND *88244 314487 82302 0 7 0 syz-executor.0 82302 195328 3934 0 3 0x82 nanosleep syz-executor.0 3934 369176 29556 0 3 0x82 thrsleep syz-execprog 3934 428649 29556 0 3 0x4000082 nanosleep syz-execprog 3934 377176 29556 0 3 0x4000082 thrsleep syz-execprog 3934 286275 29556 0 3 0x4000082 thrsleep syz-execprog 3934 399948 29556 0 3 0x4000082 kqread syz-execprog 3934 274919 29556 0 3 0x4000082 thrsleep syz-execprog 3934 290580 29556 0 3 0x4000082 thrsleep syz-execprog 29556 431577 84589 0 3 0x10008a pause ksh 84589 254198 43828 0 3 0x92 select sshd 48639 315185 1 0 3 0x100083 ttyin getty 43828 210212 1 0 3 0x80 select sshd 52196 180425 7989 73 3 0x100090 kqread syslogd 7989 69059 1 0 3 0x100082 netio syslogd 10107 395482 1 77 3 0x100090 poll dhclient 25503 395048 1 0 3 0x80 poll dhclient 97297 105826 0 0 2 0x14200 zerothread 71802 337436 0 0 3 0x14200 aiodoned aiodoned 75802 288532 0 0 3 0x14200 syncer update 76270 84068 0 0 3 0x14200 cleaner cleaner 56430 7224 0 0 3 0x14200 reaper reaper 87425 454415 0 0 3 0x14200 pgdaemon pagedaemon 59694 114672 0 0 3 0x14200 bored crynlk 65580 172439 0 0 3 0x14200 bored crypto 38963 224500 0 0 3 0x40014200 acpi0 acpi0 98993 13671 0 0 3 0x14200 bored softnet 3087 200822 0 0 3 0x14200 bored systqmp 15072 319290 0 0 3 0x14200 bored systq 92308 457381 0 0 3 0x40014200 bored softclock 25220 192028 0 0 3 0x40014200 idle0 45857 522355 0 0 3 0x14200 bored smr 1 489547 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 Kern Lim devbuf 9433 6310K 6310K 78643K 10526 0 0 pcb 13 8K 8K 78643K 13 0 0 rtable 83 2K 2K 78643K 153 0 0 ifaddr 28 8K 8K 78643K 28 0 0 counters 19 16K 16K 78643K 19 0 0 ioctlops 0 0K 2K 78643K 14 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1180 74K 74K 78643K 1185 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 0K 0K 78643K 2 0 0 sem 2 0K 0K 78643K 2 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1793 195K 288K 78643K 12645 0 0 file desc 3 8K 12K 78643K 18 0 0 proc 47 38K 54K 78643K 307 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 in_multi 22 1K 1K 78643K 22 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 18 79K 79K 78643K 18 0 0 exec 0 0K 1K 78643K 172 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 65 11K 11K 78643K 863 0 0 UVM aobj 2 2K 2K 78643K 2 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 NDP 6 0K 0K 78643K 6 0 0 temp 39 3521K 3585K 78643K 3057 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 4 0 0 1 0 1 1 0 8 0 rtpcb 80 17 0 15 1 0 1 1 0 8 0 rtentry 112 34 0 1 1 0 1 1 0 8 0 unpcb 120 27 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 1 0 1 1 0 8 1 tcpcb 544 9 0 5 1 0 1 1 0 8 0 inpcb 280 27 0 20 1 0 1 1 0 8 0 nd6 48 2 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 167 0 0 11 0 11 11 0 8 0 art_table 32 168 0 0 2 0 2 2 0 8 0 art_node 16 33 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1413 0 19 45 0 45 45 0 8 0 ffsino 240 1413 0 19 82 0 82 82 0 8 0 nchpl 144 1653 0 48 60 0 60 60 0 8 0 uvmvnodes 72 1422 0 0 26 0 26 26 0 8 0 vnodes 208 1422 0 0 75 0 75 75 0 8 0 namei 1024 3839 0 3839 2 1 1 1 0 8 1 scxspl 192 4126 0 4126 9 8 1 7 0 8 1 plimitpl 152 14 0 8 1 0 1 1 0 8 0 sigapl 432 197 0 185 2 0 2 2 0 8 0 knotepl 112 39 0 28 1 0 1 1 0 8 0 kqueuepl 104 2 0 0 1 0 1 1 0 8 0 pipepl 112 138 0 125 2 1 1 1 0 8 0 fdescpl 424 198 0 185 2 0 2 2 0 8 0 filepl 120 977 0 923 2 0 2 2 0 8 0 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 112 18 0 9 1 0 1 1 0 8 0 pgrppl 48 18 0 9 1 0 1 1 0 8 0 ucredpl 96 47 0 40 1 0 1 1 0 8 0 zombiepl 144 185 0 185 2 1 1 1 0 8 1 processpl 864 212 0 185 4 0 4 4 0 8 0 procpl 632 218 0 185 3 0 3 3 0 8 0 sockpl 384 71 0 54 2 0 2 2 0 8 0 mcl4k 4096 10 0 10 1 0 1 1 0 8 1 mcl2k 2048 5508 0 5470 8 2 6 8 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 9630 0 9549 8 2 6 6 0 8 0 bufpl 256 5788 0 1327 279 0 279 279 0 8 0 anonpl 16 23131 0 21705 15 2 13 13 0 62 7 amapchunkpl 152 870 0 810 5 0 5 5 0 158 2 amappl16 192 113 0 85 2 0 2 2 0 8 0 amappl15 184 2 0 1 1 0 1 1 0 8 0 amappl14 176 27 0 24 2 1 1 1 0 8 0 amappl13 168 1 0 1 1 1 0 1 0 8 0 amappl12 160 4 0 3 1 0 1 1 0 8 0 amappl11 152 46 0 35 1 0 1 1 0 8 0 amappl10 144 14 0 12 1 0 1 1 0 8 0 amappl9 136 419 0 414 1 0 1 1 0 8 0 amappl8 128 114 0 103 1 0 1 1 0 8 0 amappl7 120 28 0 26 1 0 1 1 0 8 0 amappl6 112 74 0 65 1 0 1 1 0 8 0 amappl5 104 128 0 119 1 0 1 1 0 8 0 amappl4 96 424 0 403 1 0 1 1 0 8 0 amappl3 88 118 0 112 1 0 1 1 0 8 0 amappl2 80 845 0 788 4 1 3 3 0 8 1 amappl1 72 13460 0 13061 26 8 18 20 0 8 8 amappl 80 444 0 418 1 0 1 1 0 84 0 dma4096 4096 1 0 1 1 1 0 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 17 0 17 1 1 0 1 0 8 0 aobjpl 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 198 0 185 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 198 0 185 1 0 1 1 0 8 0 vmmpekpl 168 6173 0 6158 1 0 1 1 0 8 0 vmmpepl 168 28950 0 28089 98 21 77 77 0 357 38 vmsppl 272 197 0 185 1 0 1 1 0 8 0 pdppl 4096 402 0 370 5 0 5 5 0 8 0 pvpl 32 106413 0 102737 117 5 112 112 0 265 81 pmappl 200 197 0 185 1 0 1 1 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 404 0 7 12 0 12 12 0 8 0 ddb>