?թ:OITq,~et瞢ZNrzWJH@lM [Mi\-.2 ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic m_copydata: null mbuf ddb> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff822245f3) at panic+0x15c sys/kern/subr_prf.c:207 m_copydata(fffffd8050ecd300,40,8,fffffd8050cb4620) at m_copydata+0x17e m_getptr sys/kern/uipc_mbuf.c:1031 [inline] m_copydata(fffffd8050ecd300,40,8,fffffd8050cb4620) at m_copydata+0x17e sys/kern/uipc_mbuf.c:722 ip6_pullexthdr(fffffd8050ecd300,40,0) at ip6_pullexthdr+0x16f sys/netinet6/ip6_input.c:1175 ip6_savecontrol(fffffd805e4d5c08,fffffd8050ecd300,ffff80002044d4f0) at ip6_savecontrol+0x373 sys/netinet6/ip6_input.c:1062 rip6_input(ffff80002044d748,ffff80002044d754,0,18) at rip6_input+0x75b sys/netinet6/raw_ip6.c:225 ip_deliver(ffff80002044d748,ffff80002044d754,0,18) at ip_deliver+0x2e3 sys/netinet/ip_input.c:668 ip6_input_if(ffff80002044d748,ffff80002044d754,29,0,ffff800000677800) at ip6_input_if+0x1055 ipv6_input(ffff800000677800,fffffd8050ecd300) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 if_input_local(ffff800000677800,fffffd8050ecd300,18) at if_input_local+0x121 sys/net/if.c:781 ip6_output(fffffd8050ecd000,ffff80000002b000,fffffd805e4d5d90,0,0,fffffd805e4d5d20) at ip6_output+0xd02 rip6_output(fffffd8050ecd200,fffffd80512f11e0,ffff80002044dab0,0) at rip6_output+0x4d7 sys/netinet6/raw_ip6.c:481 rip6_usrreq(fffffd80512f11e0,9,fffffd8050ecd200,0,0,ffff80001f620780) at rip6_usrreq+0x5e1 sys/netinet6/raw_ip6.c:670 sosend(fffffd80512f11e0,0,ffff80002044dcf8,0,0,0) at sosend+0x669 sys/kern/uipc_socket.c:524 dofilewritev(ffff80001f620780,3,ffff80002044dcf8,0,ffff80002044dde0) at dofilewritev+0x1ac sys/kern/sys_generic.c:364 sys_write(ffff80001f620780,ffff80002044dd98,ffff80002044dde0) at sys_write+0x83 sys/kern/sys_generic.c:284 syscall(ffff80002044de60) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x22d8c9f220, count: -18 ddb> show registers rdi 0xffffffff820321d7 db_enter+0x17 rsi 0x118b __ALIGN_SIZE+0x18b rbp 0xffff80002044d260 rbx 0xffff80002044d310 rdx 0x118c __ALIGN_SIZE+0x18c rcx 0xffff80001e419000 rax 0xffff80001e419000 r8 0xffff80002044d220 r9 0x1 r10 0xffff8000009f9200 r11 0xc201fd6ac6e791a8 r12 0x3000000008 r13 0xffff80002044d270 r14 0x100 r15 0x1 rip 0xffffffff820321d8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002044d250 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb> show proc PROC (syz-executor.1) pid=483142 stat=onproc flags process=0 proc=4000000 pri=54, usrpri=54, nice=20 forw=0xffffffffffffffff, list=0xffff80001f6209f8,0xffff80001f621170 process=0xffff8000ffff6010 user=0xffff800020448000, vmspace=0xfffffd805137cab0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 43800 110060 523 0 3 0x80 fsleep syz-executor.0 43800 53843 523 0 2 0x4000000 syz-executor.0 83234 456225 76631 0 3 0x80 fsleep syz-executor.1 *83234 483142 76631 0 7 0x4000000 syz-executor.1 33891 379223 0 0 3 0x14200 bored sosplice 76631 77403 82042 0 3 0x82 nanosleep syz-executor.1 523 114254 82042 0 3 0x82 nanosleep syz-executor.0 82042 78195 49590 0 3 0x82 thrsleep syz-fuzzer 82042 323341 49590 0 3 0x4000082 nanosleep syz-fuzzer 82042 484813 49590 0 3 0x4000082 thrsleep syz-fuzzer 82042 134649 49590 0 3 0x4000082 thrsleep syz-fuzzer 82042 408859 49590 0 3 0x4000082 kqread syz-fuzzer 82042 177676 49590 0 3 0x4000082 thrsleep syz-fuzzer 82042 308420 49590 0 3 0x4000082 thrsleep syz-fuzzer 82042 402715 49590 0 3 0x4000082 thrsleep syz-fuzzer 49590 352265 38100 0 3 0x10008a pause ksh 38100 342337 64277 0 3 0x92 select sshd 31604 111840 1 0 3 0x100083 ttyin getty 64277 356601 1 0 3 0x80 select sshd 42756 252079 82768 73 3 0x100090 kqread syslogd 82768 257654 1 0 3 0x100082 netio syslogd 8792 374826 1 77 3 0x100090 poll dhclient 2165 490240 1 0 3 0x80 poll dhclient 5502 68321 0 0 2 0x14200 zerothread 69904 53571 0 0 3 0x14200 aiodoned aiodoned 18864 468967 0 0 3 0x14200 syncer update 98005 291009 0 0 3 0x14200 cleaner cleaner 43465 61163 0 0 3 0x14200 reaper reaper 82564 474665 0 0 3 0x14200 pgdaemon pagedaemon 40106 291976 0 0 3 0x14200 bored crynlk 16178 210600 0 0 3 0x14200 bored crypto 10330 315872 0 0 3 0x40014200 acpi0 acpi0 43147 411221 0 0 3 0x14200 bored softnet 20537 320964 0 0 3 0x14200 bored systqmp 67868 225581 0 0 3 0x14200 bored systq 84340 487180 0 0 3 0x40014200 bored softclock 91551 266042 0 0 3 0x40014200 idle0 9501 451862 0 0 3 0x14200 bored smr 1 201826 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 9500 6359K 7244K 78643K 11443 0 pcb 15 10K 12K 78643K 112 0 rtable 104 3K 4K 78643K 326 0 ifaddr 84 17K 17K 78643K 148 0 counters 19 16K 16K 78643K 19 0 ioctlops 0 0K 2K 78643K 33 0 iov 0 0K 16K 78643K 91 0 mount 1 1K 1K 78643K 1 0 vnodes 1223 77K 77K 78643K 1476 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 31 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 71 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 6 17K 25K 78643K 580 0 sigio 0 0K 0K 78643K 6 0 proc 49 38K 54K 78643K 402 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 1K 78643K 82 0 in_multi 93 4K 4K 78643K 146 0 ether_multi 1 0K 0K 78643K 7 0 mrt 0 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 73 334K 334K 78643K 73 0 exec 0 0K 1K 78643K 227 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 126 71K 71K 78643K 2324 0 UVM aobj 116 5K 5K 78643K 120 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 2 0K 0K 78643K 121 0 NDP 11 0K 0K 78643K 29 0 temp 128 3014K 3097K 78643K 14019 0 kqueue 0 0K 0K 78643K 4 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 8 0 1 1 0 1 1 0 8 0 rtpcb 80 37 0 35 1 0 1 1 0 8 0 rtentry 112 69 0 27 2 0 2 2 0 8 0 unpcb 120 561 0 550 1 0 1 1 0 8 0 syncache 264 5 0 5 2 2 0 1 0 8 0 tcpqe 32 214 0 214 1 1 0 1 0 8 0 tcpcb 544 359 0 354 15 14 1 15 0 8 0 ipq 40 3 0 3 2 2 0 1 0 8 0 ipqe 40 49 0 49 2 2 0 1 0 8 0 inpcb 280 942 0 932 14 13 1 9 0 8 0 rttmr 72 2 0 2 2 2 0 1 0 8 0 nd6 48 9 0 7 1 0 1 1 0 8 0 swfcl 56 2 0 0 1 0 1 1 0 8 0 ppxss 1128 8 0 8 5 5 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 322 0 130 15 1 14 14 0 8 0 art_table 32 324 0 130 2 0 2 2 0 8 0 art_node 16 68 0 28 1 0 1 1 0 8 0 sysvmsgpl 40 224 0 192 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 69 0 59 1 0 1 1 0 8 0 shmpl 112 118 0 4 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 2358 0 915 47 0 47 47 0 8 0 ffsino 240 2358 0 915 85 0 85 85 0 8 0 nchpl 144 4014 0 2400 61 0 61 61 0 8 0 uvmvnodes 72 2590 0 0 48 0 48 48 0 8 0 vnodes 208 2590 0 0 137 0 137 137 0 8 0 namei 1024 11393 0 11392 1 0 1 1 0 8 0 vcpupl 1984 6 0 0 1 0 1 1 0 8 0 vmpool 528 6 0 0 1 0 1 1 0 8 0 scxspl 192 10166 0 10166 1 0 1 1 0 8 1 plimitpl 152 49 0 42 1 0 1 1 0 8 0 sigapl 432 751 0 737 2 0 2 2 0 8 0 futexpl 56 17838 0 17836 1 0 1 1 0 8 0 knotepl 112 149 0 130 1 0 1 1 0 8 0 kqueuepl 104 506 0 504 4 3 1 4 0 8 0 pipepl 112 710 0 691 5 4 1 3 0 8 0 fdescpl 424 752 0 737 2 0 2 2 0 8 0 filepl 120 7548 0 7450 12 8 4 11 0 8 1 lockfpl 104 861 0 860 1 0 1 1 0 8 0 lockfspl 48 228 0 227 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 352 0 345 1 0 1 1 0 8 0 zombiepl 144 737 0 737 1 0 1 1 0 8 1 processpl 872 767 0 737 4 0 4 4 0 8 0 procpl 632 1596 0 1557 4 0 4 4 0 8 0 sosppl 128 3 0 3 1 1 0 1 0 8 0 sockpl 384 1544 0 1522 18 15 3 14 0 8 0 mcl64k 65536 34 0 34 8 7 1 1 0 8 1 mcl16k 16384 11 0 11 5 4 1 1 0 8 1 mcl12k 12288 6 0 6 3 3 0 1 0 8 0 mcl9k 9216 3 0 3 3 3 0 1 0 8 0 mcl8k 8192 31 0 31 5 4 1 1 0 8 1 mcl4k 4096 260 0 260 2 1 1 1 0 8 1 mcl2k2 2112 2 0 2 1 1 0 1 0 8 0 mcl2k 2048 68318 0 68264 21 13 8 17 0 8 0 mtagpl 80 27 0 2 2 1 1 1 0 8 0 mbufpl 256 118480 0 118220 56 36 20 36 0 8 0 bufpl 280 7980 0 1796 442 0 442 442 0 8 0 anonpl 16 83560 0 64169 106 27 79 95 0 107 0 amapchunkpl 152 3473 0 3310 13 6 7 12 0 158 0 amappl16 192 3910 0 2851 79 25 54 65 0 8 1 amappl15 184 50 0 46 1 0 1 1 0 8 0 amappl14 176 26 0 24 1 0 1 1 0 8 0 amappl13 168 547 0 543 2 1 1 1 0 8 0 amappl12 160 7 0 4 2 1 1 1 0 8 0 amappl11 152 49 0 38 1 0 1 1 0 8 0 amappl10 144 13 0 9 1 0 1 1 0 8 0 amappl9 136 543 0 540 1 0 1 1 0 8 0 amappl8 128 126 0 98 1 0 1 1 0 8 0 amappl7 120 93 0 81 1 0 1 1 0 8 0 amappl6 112 56 0 47 1 0 1 1 0 8 0 amappl5 104 177 0 167 1 0 1 1 0 8 0 amappl4 96 977 0 948 1 0 1 1 0 8 0 amappl3 88 121 0 114 1 0 1 1 0 8 0 amappl2 80 5786 0 5703 3 1 2 3 0 8 0 amappl1 72 23097 0 22670 26 16 10 20 0 8 0 amappl 80 1832 0 1780 2 0 2 2 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 64 119 0 4 2 0 2 2 0 8 0 uaddrrnd 24 758 0 737 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 758 0 737 1 0 1 1 0 8 0 vmmpekpl 168 8816 0 8791 2 0 2 2 0 8 0 vmmpepl 168 97038 0 94751 150 49 101 133 0 357 1 vmsppl 272 757 0 737 3 1 2 2 0 8 0 pdppl 4096 1522 0 1480 7 1 6 6 0 8 0 pvpl 32 245622 0 223156 231 45 186 218 0 265 4 pmappl 200 757 0 737 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 230 0 84 5 0 5 5 0 8 0