kernel: double fault trap, code=0 Stopped at restore_saved+0x32: xorq 0x30(%rsp),%r11 ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic the kernel did not panic ddb> trace end trace frame: 0x0, count: -1 ddb> show registers rdi 0xffffffff83e83000 end+0x483000 rsi 0xffff80003c939780 rbp 0 rbx 0 rdx 0 rcx 0xfffffd800b6cf010 rax 0x1b r8 0x2 r9 0 r10 0x90bb22f2e639c9cf r11 0x2c0b8fa85b68b192 r12 0xffff80003c939780 r13 0xffff80002a898000 r14 0xffff80002a7bc550 r15 0xffff80003c939780 rip 0xffffffff826421dc restore_saved+0x32 cs 0x8 rflags 0x10006 __ALIGN_SIZE+0xf006 rsp 0 ss 0x10 restore_saved+0x32: xorq 0x30(%rsp),%r11 ddb> show proc PROC (acct) tid=484183 pid=15837 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=40, usrpri=50, slppri=40, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c939250,0xffff80003c938038 process=0xffff80003891b198 user=0xffff80002a898000, vmspace=0xffffffff839b0ea8 estcpu=0, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 8115 57231 19856 0 3 0x80 fsleep syz-executor 8115 387467 19856 0 3 0x4000000 biowait syz-executor 92402 370219 67656 0 3 0x80 fsleep syz-executor 92402 16074 67656 0 2 0x4000000 syz-executor 68966 112090 25872 0 3 0x80 fsleep syz-executor 68966 228644 25872 0 2 0x4000000 syz-executor 85180 333821 57331 0 3 0x80 fsleep syz-executor 85180 400513 57331 0 3 0x4000080 kqsel syz-executor 98884 471059 29062 0 3 0x80 fsleep syz-executor 98884 148593 29062 0 3 0x4000080 kqread syz-executor 9524 461821 34500 0 3 0x80 fsleep syz-executor 9524 89064 34500 0 3 0x4000080 sbwait syz-executor *15837 484183 0 0 7 0x14200 acct 12465 144653 5722 -1 3 0x90 fsleep syz-executor 12465 69899 5722 -1 3 0x4000090 piperd syz-executor 1744 155325 1 0 3 0x80 nanoslp init 5722 257388 73460 0 3 0x82 nanoslp syz-executor 67656 99797 73460 0 3 0x82 nanoslp syz-executor 29062 328351 73460 0 3 0x82 nanoslp syz-executor 57331 206616 73460 0 3 0x82 nanoslp syz-executor 34500 97860 73460 0 3 0x82 nanoslp syz-executor 19856 248529 73460 0 3 0x82 nanoslp syz-executor 25872 202269 73460 0 3 0x82 nanoslp syz-executor 73460 241968 50369 0 3 0x82 wait syz-executor 50369 394886 75518 0 3 0x10008a sigsusp ksh 75518 469754 97364 0 3 0x98 kqread sshd-session 97364 370107 4423 0 3 0x92 kqread sshd-session 4423 65962 1 0 3 0x88 kqread sshd 993 17913 94189 73 3 0x1100090 kqread syslogd 94189 26362 1 0 3 0x100082 sbwait syslogd 45976 88968 1 0 3 0x100080 kqread resolvd 1049 403147 17844 77 3 0x100092 kqread dhcpleased 49428 452222 17844 77 3 0x100092 kqread dhcpleased 17844 454557 1 0 3 0x80 kqread dhcpleased 83085 308845 0 0 3 0x14200 bored smr 67782 388590 0 0 2 0x14200 zerothread 91194 189161 0 0 3 0x14200 aiodoned aiodoned 91999 119477 0 0 3 0x14200 syncer update 7719 418536 0 0 3 0x14200 cleaner cleaner 15704 522977 0 0 3 0x14200 reaper reaper 27784 504099 0 0 3 0x14200 pgdaemon pagedaemon 10890 423117 0 0 3 0x14200 bored viomb 35263 264491 0 0 3 0x40014200 acpi0 acpi0 8817 455979 0 0 3 0x14200 bored softnet0 28861 207093 0 0 3 0x14200 bored systqmp 78527 405968 0 0 3 0x14200 bored systq 10142 139703 0 0 3 0x40014200 tmoslp softclock 24503 115274 0 0 3 0x40014200 idle0 1 406233 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11046 12109K 13317K 166960K 13874 0 pcb 17 16K 17K 166960K 296 0 rtable 179 8K 9K 166960K 493 0 pf 36 14K 16K 166960K 132 0 ifaddr 35 5K 8K 166960K 104 0 ifgroup 51 2K 2K 166960K 192 0 sysctl 4 1K 9K 166960K 13 0 counters 34 17K 18K 166960K 88 0 ioctlops 0 0K 4K 166960K 480 0 iov 0 0K 28K 166960K 32 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1467 92K 92K 166960K 2520 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 2K 10K 166960K 24 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 35 0 dirhash 12 2K 3K 166960K 30 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 240K 166960K 995 0 sigio 1 0K 0K 166960K 90 0 proc 52 50K 124K 166960K 793 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 122 0 in_multi 66 4K 7K 166960K 147 0 ether_multi 1 0K 0K 166960K 8 0 mrt 0 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 103 466K 466K 166960K 103 0 exec 0 0K 1K 166960K 714 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 217 148K 168K 166960K 9821 0 UVM aobj 28 8K 10K 166960K 158 0 pinsyscall 37 74K 96K 166960K 2186 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 18 0 NDP 12 0K 2K 166960K 69 0 temp 78 8676K 8748K 166960K 39636 0 kqueue 14 22K 30K 166960K 164 0 SYN cache 2 8K 16K 166960K 3 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 155 0 152 3 2 1 3 0 8 0 rtentry 136 146 0 78 4 0 4 4 0 8 0 unpcb 144 470 0 451 2 1 1 2 0 8 0 syncache 336 7 0 7 2 1 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 736 347 0 341 10 3 7 7 0 8 5 arp 96 23 0 9 1 0 1 1 0 8 0 ipq 40 3 0 0 1 0 1 1 0 8 0 ipqe 40 3 0 0 1 0 1 1 0 8 0 inpcb 328 828 0 819 13 6 7 7 0 8 5 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 27 0 13 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 23 0 15 1 0 1 1 0 8 0 ppxss 1072 28 0 28 1 1 0 1 0 8 0 pppxif 1384 8 0 8 1 1 0 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pfrktable 1344 4 0 1 1 0 1 1 0 8 0 pfsrclim 320 1 0 0 1 0 1 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pfstitem 24 3 0 0 1 0 1 1 0 8 0 pfstkey 128 5 0 2 1 0 1 1 0 8 0 pfstate 384 3 0 1 1 0 1 1 0 8 0 pfrule 1360 3 0 2 1 0 1 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 599 0 302 32 5 27 32 0 8 1 art_table 40 601 0 302 6 0 6 6 0 8 0 art_node 32 142 0 84 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 1 1 0 1 1 0 8 0 semapl 112 32 0 22 1 0 1 1 0 8 0 shmpl 112 22 0 0 1 0 1 1 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 3207 0 1692 95 0 95 95 0 8 0 ffsino 256 3207 0 1692 95 0 95 95 0 8 0 nchpl 144 4463 0 2758 64 0 64 64 0 8 0 rtmask 32 6 0 6 1 1 0 1 0 8 0 vnodes 216 3983 0 0 222 0 222 222 0 8 0 namei 1024 16588 0 16588 3 2 1 2 0 8 1 vcpupl 3904 4 0 1 1 0 1 1 0 8 0 vmpool 808 133 0 130 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 104 0 80 2 0 2 2 0 8 0 scsiplug 72 7 0 7 2 1 1 1 0 8 1 scxspl 216 19559 0 19558 8 7 1 8 1 8 0 plimitpl 152 344 0 328 1 0 1 1 0 8 0 sigapl 424 1244 0 1201 6 0 6 6 0 8 0 knotepl 120 35309 0 35261 23 14 9 16 0 8 7 kqueuepl 184 376 0 364 4 3 1 4 0 8 0 pipepl 304 395 0 366 10 5 5 8 0 8 2 fdescpl 448 1220 0 1191 5 1 4 5 0 8 0 filepl 120 8795 0 8581 17 6 11 14 0 8 4 lockfpl 104 517 0 515 2 1 1 2 0 8 0 lockfspl 48 216 0 214 1 0 1 1 0 8 0 sessionpl 144 40 0 33 1 0 1 1 0 8 0 pgrppl 48 75 0 60 1 0 1 1 0 8 0 ucredpl 104 1438 0 1426 1 0 1 1 0 8 0 zombiepl 144 1202 0 1201 1 0 1 1 0 8 0 processpl 1152 1244 0 1201 4 0 4 4 0 8 0 procpl 664 2356 0 2306 6 1 5 6 0 8 0 sosppl 176 2 0 2 1 1 0 1 0 8 0 sockpl 552 1636 0 1605 14 6 8 8 0 8 5 mcl64k 65536 167 0 167 2 1 1 1 0 8 1 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 48 0 47 1 0 1 1 0 8 0 mcl4k 4096 3445 0 3394 13 5 8 13 0 8 0 mcl2k 2048 983 0 980 3 2 1 3 0 8 0 mtagpl 96 26 0 16 1 0 1 1 0 8 0 mbufpl 256 18737 0 18584 24 2 22 24 0 8 8 bufpl 280 7005 0 784 445 0 445 445 0 8 0 anonpl 24 191918 0 186836 70 38 32 69 0 187 0 amapchunkpl 152 44112 0 43533 44 21 23 38 0 158 0 amappl16 200 3929 0 3899 29 26 3 24 0 8 0 amappl15 192 9 0 9 1 1 0 1 0 8 0 amappl14 184 10 0 10 1 1 0 1 0 8 0 amappl13 176 470 0 469 1 0 1 1 0 8 0 amappl12 168 1584 0 1548 2 0 2 2 0 8 0 amappl11 160 35 0 34 1 0 1 1 0 8 0 amappl10 152 74 0 64 1 0 1 1 0 8 0 amappl9 144 253 0 253 1 1 0 1 0 8 0 amappl8 136 23 0 22 1 0 1 1 0 8 0 amappl7 128 180 0 178 1 0 1 1 0 8 0 amappl6 120 334 0 322 1 0 1 1 0 8 0 amappl5 112 72 0 63 1 0 1 1 0 8 0 amappl4 104 397 0 378 1 0 1 1 0 8 0 amappl3 96 5489 0 5403 3 0 3 3 0 8 0 amappl2 88 1327 0 1260 2 0 2 2 0 8 0 amappl1 80 12799 0 12278 14 1 13 13 0 8 1 amappl 88 8921 0 8768 5 0 5 5 0 92 0 uvmvnodes 80 123 0 0 3 0 3 3 0 8 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 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 128 254 0 254 2 1 1 1 0 8 1 dma64 64 7 0 7 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 72 157 0 130 1 0 1 1 0 8 0 uaddrrnd 24 1220 0 1191 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1220 0 1191 1 0 1 1 0 8 0 vmmpekpl 168 11485 0 11446 2 0 2 2 0 8 0 vmmpepl 168 83427 0 81691 97 16 81 97 0 357 2 vmsppl 368 1219 0 1191 4 1 3 4 0 8 0 rwobjpl 40 23866 0 22920 14 1 13 14 0 8 0 pdppl 4096 2713 0 2645 128 56 72 83 0 8 4 pvpl 32 526581 0 515024 165 71 94 156 0 265 0 pmappl 216 1352 0 1321 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 429 0 83 11 0 11 11 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace end trace frame: 0x0, count: -1 ddb> machine ddbcpu 1 No such command ddb> trace end trace frame: 0x0, count: -1