n../busn../busQàmYh fxuϸTRGJG?l5t2iش ]֢":No%fn;3c(Gx{|0`6PƷ PW>,-߽2QàmYh fxuϸTRGJG?l5t2iش ]֢":No%fn;3c(Gx{|0`6PƷ PW>,-߽2panic: receive 3: so 0xfffffd8062253000, so_type 3, m 0xfffffd80661e7300, m_type 0 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *433806 81825 0 0 0 0 dhclient db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823c0713) at panic+0x15c sys/kern/subr_prf.c:207 soreceive(fffffd8062253000,0,ffff80001d6e5808,0,0,ffff80001d6e5714) at soreceive+0x16e7 soo_read(fffffd80625f82d0,ffff80001d6e5808,0) at soo_read+0x53 sys/kern/sys_socket.c:70 dofilereadv(ffff80001d6a99c8,6,ffff80001d6e5808,0,ffff80001d6e58f0) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237 sys_read(ffff80001d6a99c8,ffff80001d6e58a0,ffff80001d6e58f0) at sys_read+0x83 sys/kern/sys_generic.c:157 syscall(ffff80001d6e5970) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc1ee0, 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 receive 3: so 0xfffffd8062253000, so_type 3, m 0xfffffd80661e7300, m_type 0 ddb> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823c0713) at panic+0x15c sys/kern/subr_prf.c:207 soreceive(fffffd8062253000,0,ffff80001d6e5808,0,0,ffff80001d6e5714) at soreceive+0x16e7 soo_read(fffffd80625f82d0,ffff80001d6e5808,0) at soo_read+0x53 sys/kern/sys_socket.c:70 dofilereadv(ffff80001d6a99c8,6,ffff80001d6e5808,0,ffff80001d6e58f0) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237 sys_read(ffff80001d6a99c8,ffff80001d6e58a0,ffff80001d6e58f0) at sys_read+0x83 sys/kern/sys_generic.c:157 syscall(ffff80001d6e5970) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc1ee0, count: -8 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff80001d6e5550 rbx 0xffff80001d6e5600 rdx 0x2 rcx 0 rax 0x1 r8 0xffffffff81cace1f kprintf+0x15f r9 0x1 r10 0x2 r11 0x47147a7608e213ee r12 0x3000000008 r13 0xffff80001d6e5560 r14 0x100 r15 0x1 rip 0xffffffff81ebd538 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80001d6e5540 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb> show proc PROC (dhclient) pid=433806 stat=onproc flags process=0 proc=0 pri=24, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff80001d6a9c38,0xffff80001d6aa128 process=0xffff80001d6c4e90 user=0xffff80001d6e0000, vmspace=0xfffffd806bc0a440 estcpu=0, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 54558 323570 47059 0 2 0 syz-executor.0 54558 86436 47059 0 2 0x4000000 syz-executor.0 25501 70840 0 0 3 0x14200 acct acct 11626 30847 23567 0 2 0x2 syz-executor.1 47059 132620 23567 0 3 0x82 nanosleep syz-executor.0 23567 9947 78203 0 3 0x82 kqread syz-fuzzer 23567 394854 78203 0 3 0x4000082 nanosleep syz-fuzzer 23567 465505 78203 0 3 0x4000082 thrsleep syz-fuzzer 23567 435030 78203 0 3 0x4000082 thrsleep syz-fuzzer 23567 487147 78203 0 3 0x4000082 thrsleep syz-fuzzer 23567 294690 78203 0 3 0x4000082 thrsleep syz-fuzzer 23567 283183 78203 0 3 0x4000082 thrsleep syz-fuzzer 78203 90255 51300 0 3 0x10008a pause ksh 51300 81605 74447 0 3 0x92 select sshd 64841 522253 1 0 3 0x100083 ttyin getty 74447 402305 1 0 3 0x80 select sshd 20570 40966 88981 73 3 0x100090 kqread syslogd 88981 40906 1 0 3 0x100082 netio syslogd 71146 118157 1 77 2 0x100010 dhclient *81825 433806 1 0 7 0 dhclient 42726 371917 0 0 3 0x14200 bored smr 23845 54299 0 0 2 0x14200 zerothread 86977 314539 0 0 3 0x14200 aiodoned aiodoned 94339 428966 0 0 3 0x14200 syncer update 71262 316043 0 0 3 0x14200 cleaner cleaner 69804 391028 0 0 3 0x14200 reaper reaper 9137 522175 0 0 3 0x14200 pgdaemon pagedaemon 66814 417167 0 0 3 0x14200 bored crynlk 61496 230925 0 0 3 0x14200 bored crypto 93363 290591 0 0 3 0x40014200 acpi0 acpi0 16397 18454 0 0 3 0x14200 bored softnet 21801 144816 0 0 2 0x14200 systqmp 49631 453591 0 0 3 0x14200 bored systq 25997 418419 0 0 3 0x40014200 bored softclock 44795 144834 0 0 3 0x40014200 idle0 1 240486 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 devbuf 9466 6337K 6717K 78643K 10803 0 pcb 13 8K 8K 78643K 66 0 rtable 78 2K 6K 78643K 269 0 ifaddr 47 10K 12K 78643K 71 0 counters 21 16K 16K 78643K 21 0 ioctlops 0 0K 4K 78643K 53 0 iov 0 0K 12K 78643K 18 0 mount 1 1K 1K 78643K 1 0 vnodes 1218 77K 77K 78643K 1285 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 5 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 52 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 253 0 proc 49 38K 54K 78643K 382 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 33 0 in_multi 29 2K 2K 78643K 56 0 ether_multi 1 0K 0K 78643K 9 0 mrt 0 0K 0K 78643K 4 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 37 175K 175K 78643K 37 0 exec 0 0K 1K 78643K 187 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 124 39K 39K 78643K 1480 0 UVM aobj 13 2K 2K 78643K 13 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 34 0 NDP 7 0K 0K 78643K 11 0 temp 77 3853K 3917K 78643K 8161 0 kqueue 3 4K 16K 78643K 24 0 SYN cache 2 16K 16K 78643K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 2 1 0 1 1 0 8 0 rtpcb 80 31 0 29 1 0 1 1 0 8 0 rtentry 112 47 0 17 2 0 2 2 0 8 0 unpcb 120 83 0 75 1 0 1 1 0 8 0 syncache 264 5 0 5 2 2 0 1 0 8 0 tcpqe 32 106 0 106 1 1 0 1 0 8 0 tcpcb 544 92 0 87 1 0 1 1 0 8 0 inpcb 296 255 0 247 4 2 2 2 0 8 1 rttmr 72 1 0 1 1 0 1 1 0 8 1 nd6 48 7 0 0 1 0 1 1 0 8 0 pfstscr 40 2 0 2 1 1 0 1 0 8 0 pfosfp 40 1 0 0 1 0 1 1 0 8 0 pfosfpen 112 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 28 0 28 2 2 0 1 0 8 0 pftag 88 2 0 2 1 1 0 1 0 8 0 pfstkey 112 4 0 4 1 1 0 1 0 8 0 pfstate 328 2 0 2 1 1 0 1 0 8 0 pfrule 1360 8 0 8 3 2 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 222 0 72 13 1 12 12 0 8 1 art_table 32 223 0 72 2 0 2 2 0 8 0 art_node 16 46 0 16 1 0 1 1 0 8 0 sysvmsgpl 40 23 0 11 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 49 0 39 1 0 1 1 0 8 0 shmpl 112 10 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1769 0 370 88 0 88 88 0 8 0 ffsino 240 1769 0 370 83 0 83 83 0 8 0 nchpl 144 2377 0 772 60 0 60 60 0 8 0 uvmvnodes 72 1868 0 0 34 0 34 34 0 8 0 vnodes 208 1868 0 0 99 0 99 99 0 8 0 namei 1024 6211 0 6211 3 2 1 1 0 8 1 vcpupl 1984 1 0 0 1 0 1 1 0 8 0 vmpool 528 1 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 8 0 8 2 2 0 1 0 8 0 scxspl 192 7465 0 7465 2 1 1 1 0 8 1 plimitpl 152 37 0 30 1 0 1 1 0 8 0 sigapl 424 440 0 411 4 0 4 4 0 8 0 futexpl 56 4476 0 4476 3 2 1 1 0 8 1 knotepl 112 85 0 66 1 0 1 1 0 8 0 kqueuepl 144 42 0 40 1 0 1 1 0 8 0 pipepl 272 94 0 84 1 0 1 1 0 8 0 fdescpl 432 425 0 411 2 0 2 2 0 8 0 filepl 120 2416 0 2320 4 0 4 4 0 8 1 lockfpl 104 436 0 435 1 0 1 1 0 8 0 lockfspl 48 115 0 114 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 21 0 11 1 0 1 1 0 8 0 ucredpl 96 170 0 163 1 0 1 1 0 8 0 zombiepl 144 411 0 411 1 0 1 1 0 8 1 processpl 928 440 0 411 4 0 4 4 0 8 0 procpl 624 771 0 735 4 0 4 4 0 8 0 sockpl 400 374 0 356 5 2 3 3 0 8 1 mcl64k 65536 3 0 3 1 1 0 1 0 8 0 mcl12k 12288 9 0 9 4 3 1 1 0 8 1 mcl9k 9216 5 0 5 3 2 1 1 0 8 1 mcl8k 8192 6 0 6 3 2 1 1 0 8 1 mcl4k 4096 23 0 23 5 4 1 1 0 8 1 mcl2k 2048 94104 0 94060 16 10 6 13 0 8 0 mtagpl 96 28 0 2 2 1 1 1 0 8 0 mbufpl 256 149468 0 149308 15 2 13 13 0 8 0 bufpl 280 4032 0 146 278 0 278 278 0 8 0 anonpl 16 67465 0 51397 89 15 74 81 0 107 0 amapchunkpl 152 2365 0 2229 16 10 6 13 0 158 0 amappl16 192 2500 0 1496 65 13 52 63 0 8 1 amappl15 184 113 0 111 1 0 1 1 0 8 0 amappl14 176 23 0 18 1 0 1 1 0 8 0 amappl13 168 26 0 23 1 0 1 1 0 8 0 amappl12 160 16 0 13 1 0 1 1 0 8 0 amappl11 152 158 0 146 1 0 1 1 0 8 0 amappl10 144 12 0 7 1 0 1 1 0 8 0 amappl9 136 310 0 309 1 0 1 1 0 8 0 amappl8 128 321 0 283 2 0 2 2 0 8 0 amappl7 120 107 0 94 1 0 1 1 0 8 0 amappl6 112 128 0 124 1 0 1 1 0 8 0 amappl5 104 493 0 481 1 0 1 1 0 8 0 amappl4 96 421 0 395 1 0 1 1 0 8 0 amappl3 88 121 0 114 1 0 1 1 0 8 0 amappl2 80 2697 0 2632 2 0 2 2 0 8 0 amappl1 72 18664 0 18242 22 12 10 17 0 8 0 amappl 80 1004 0 960 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 18 0 17 1 0 1 1 0 8 0 aobjpl 64 12 0 0 1 0 1 1 0 8 0 uaddrrnd 24 426 0 411 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 426 0 411 1 0 1 1 0 8 0 vmmpekpl 168 6696 0 6668 2 0 2 2 0 8 0 vmmpepl 168 60160 0 58051 127 28 99 112 0 357 2 vmsppl 272 425 0 411 3 1 2 2 0 8 0 pdppl 4096 858 0 823 6 1 5 6 0 8 0 pvpl 32 189839 0 170786 199 24 175 191 0 265 3 pmappl 200 425 0 411 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 256 0 30 7 0 7 7 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823c0713) at panic+0x15c sys/kern/subr_prf.c:207 soreceive(fffffd8062253000,0,ffff80001d6e5808,0,0,ffff80001d6e5714) at soreceive+0x16e7 soo_read(fffffd80625f82d0,ffff80001d6e5808,0) at soo_read+0x53 sys/kern/sys_socket.c:70 dofilereadv(ffff80001d6a99c8,6,ffff80001d6e5808,0,ffff80001d6e58f0) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237 sys_read(ffff80001d6a99c8,ffff80001d6e58a0,ffff80001d6e58f0) at sys_read+0x83 sys/kern/sys_generic.c:157 syscall(ffff80001d6e5970) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc1ee0, count: -8 ddb> machine ddbcpu 1 No such command ddb> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823c0713) at panic+0x15c sys/kern/subr_prf.c:207 soreceive(fffffd8062253000,0,ffff80001d6e5808,0,0,ffff80001d6e5714) at soreceive+0x16e7 soo_read(fffffd80625f82d0,ffff80001d6e5808,0) at soo_read+0x53 sys/kern/sys_socket.c:70 dofilereadv(ffff80001d6a99c8,6,ffff80001d6e5808,0,ffff80001d6e58f0) at dofilereadv+0x1a1 sys/kern/sys_generic.c:237 sys_read(ffff80001d6a99c8,ffff80001d6e58a0,ffff80001d6e58f0) at sys_read+0x83 sys/kern/sys_generic.c:157 syscall(ffff80001d6e5970) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc1ee0, count: -8