login: ./file0a./file0ÿÿÿÿýÿÿI0Ê?‹*„v3Ì)ÑÙD³}./file0 êÏkernel: protection fault trap, code=0 Stopped at ifaof_ifpforaddr+0x80: movq 0(%r14),%rbx ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace ifaof_ifpforaddr(ffff800000d92060,ffff8000006ac000) at ifaof_ifpforaddr+0x80 sys/net/if.c:1595 ifa_ifwithroute(fe101c33,ffff800000d92060,ffff800000d92088,5) at ifa_ifwithroute+0x16e sys/net/rtsock.c:1256 rtm_getifa(ffff8000373adbc0,5) at rtm_getifa+0x1ec rtm_output(ffff800000d92000,ffff8000373adc68,ffff8000373adbc0,6,5) at rtm_output+0x586 sys/net/rtsock.c:955 route_output(fffffd807b31bf00,ffff800000e8db00) at route_output+0x6a7 sys/net/rtsock.c:864 route_send(ffff800000e8db00,fffffd807b31bf00,0,0) at route_send+0x8f sys/net/rtsock.c:340 sosend(ffff800000e8db00,0,ffff8000373ade18,0,0,0) at sosend+0x663 sendit(ffff80002a284808,5,ffff8000373adf10,0,ffff8000373adfc0) at sendit+0x54c sys/kern/uipc_syscalls.c:786 sys_sendto(ffff80002a284808,ffff8000373ae070,ffff8000373adfc0) at sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 syscall(ffff8000373ae070) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff8000373ae070) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2cebd90470, count: -11 ddb{0}> show registers rdi 0x23 rsi 0x21 rbp 0xffff8000373ada60 rbx 0xffff800000d92060 rdx 0xffff800000e93b00 rcx 0xffff80002a284808 rax 0x21 r8 0x5 r9 0 r10 0x6fc8a9a17cff4a6b r11 0x15cef92070001cc8 r12 0x2 r13 0xffff800000d92060 r14 0xdeadbeefdeadbeef r15 0xffff8000006ac000 rip 0xffffffff81958210 ifaof_ifpforaddr+0x80 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000373ad9f0 ss 0x10 ifaof_ifpforaddr+0x80: movq 0(%r14),%rbx ddb{0}> show proc PROC (syz-executor.3) tid=458353 pid=14814 tcnt=2 stat=onproc flags process=8000000 proc=4000000 runpri=32, usrpri=79, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a2842e8,0xffff80002a285778 process=0xffff800031566c88 user=0xffff8000373a9000, vmspace=0xfffffd8067414378 estcpu=29, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 14284 504527 86919 0 2 0x8000000 syz-executor.5 93473 277842 76883 0 7 0x8000000 syz-executor.6 93473 505561 76883 0 2 0xc000000 syz-executor.6 14814 453397 89179 0 2 0x8000000 syz-executor.3 *14814 458353 89179 0 7 0xc000000 syz-executor.3 94013 85857 96803 0 2 0x8000000 syz-executor.4 94013 766 96803 0 3 0xc000080 fsleep syz-executor.4 10594 230995 42186 0 2 0x8000000 syz-executor.2 10594 135342 42186 0 3 0xc000080 fsleep syz-executor.2 51200 42021 5044 0 2 0x8000000 syz-executor.0 51200 358015 5044 0 3 0xc000080 fsleep syz-executor.0 48985 50690 45126 0 2 0x8000000 syz-executor.7 48985 240284 45126 0 3 0xc000080 fsleep syz-executor.7 36487 2317 1 0 3 0x8000080 nanoslp init 76883 371754 15112 0 2 0x8000482 syz-executor.6 42186 88013 15112 0 2 0x8000482 syz-executor.2 96803 483437 15112 0 2 0x8000482 syz-executor.4 5044 23839 15112 0 3 0x8000082 nanoslp syz-executor.0 86919 57948 15112 0 3 0x8000082 nanoslp syz-executor.5 89179 369453 15112 0 2 0x8000482 syz-executor.3 45126 143804 15112 0 3 0x8000082 nanoslp syz-executor.7 19358 306579 0 0 3 0x14200 acct acct 75620 285216 0 0 3 0x14200 bored sosplice 15112 522128 92202 0 3 0x1a000082 thrsleep syz-fuzzer 15112 100097 92202 0 3 0x1e000082 nanoslp syz-fuzzer 15112 138894 92202 0 3 0x1e000082 thrsleep syz-fuzzer 15112 408571 92202 0 3 0x1e000082 wait syz-fuzzer 15112 187823 92202 0 3 0x1e000082 wait syz-fuzzer 15112 401379 92202 0 3 0x1e000082 kqread syz-fuzzer 15112 243420 92202 0 3 0x1e000082 wait syz-fuzzer 15112 152754 92202 0 3 0x1e000082 wait syz-fuzzer 15112 224989 92202 0 3 0x1e000082 thrsleep syz-fuzzer 15112 260774 92202 0 3 0x1e000082 thrsleep syz-fuzzer 15112 294427 92202 0 3 0x1e000082 wait syz-fuzzer 15112 443256 92202 0 3 0x1e000082 thrsleep syz-fuzzer 15112 270853 92202 0 3 0x1e000082 thrsleep syz-fuzzer 15112 219190 92202 0 2 0x1e000002 syz-fuzzer 15112 410953 92202 0 3 0x1e000082 wait syz-fuzzer 15112 223764 92202 0 3 0x1e000082 wait syz-fuzzer 92202 100672 47323 0 3 0x810008a sigsusp ksh 47323 386086 33881 0 3 0x1800009a kqread sshd 33881 124496 1 0 3 0x18000088 kqread sshd 76157 4315 84219 74 3 0x19100092 bpf pflogd 84219 259836 1 0 3 0x18000080 sbwait pflogd 29212 267559 92835 73 3 0x19100090 kqread syslogd 92835 268430 1 0 3 0x18100082 sbwait syslogd 5306 196219 1 0 3 0x18100080 kqread resolvd 88657 201505 11381 77 3 0x18100092 kqread dhcpleased 55704 347823 11381 77 3 0x18100092 kqread dhcpleased 11381 366587 1 0 3 0x18000080 kqread dhcpleased 68445 389562 0 0 3 0x14200 bored smr 49915 494898 0 0 2 0x14200 zerothread 13299 404675 0 0 3 0x14200 aiodoned aiodoned 25696 258232 0 0 3 0x14200 syncer update 35322 439874 0 0 3 0x14200 cleaner cleaner 73078 335095 0 0 3 0x14200 reaper reaper 60038 290324 0 0 3 0x14200 pgdaemon pagedaemon 84531 224559 0 0 3 0x14200 bored viomb 96949 118161 0 0 3 0x40014200 acpi0 acpi0 32098 15413 0 0 3 0x40014200 idle1 15625 92014 0 0 3 0x14200 bored softnet3 10038 274871 0 0 3 0x14200 bored softnet2 76007 48889 0 0 3 0x14200 bored softnet1 68991 239950 0 0 3 0x14200 bored softnet0 45189 199252 0 0 3 0x14200 bored systqmp 98890 182358 0 0 3 0x14200 bored systq 6972 173310 0 0 3 0x14200 tmoslp softclockmp 88711 226594 0 0 2 0x40014200 softclock 69725 116726 0 0 3 0x40014200 idle0 1 417419 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 14814 (syz-executor.3) thread 0xffff80002a284808 (458353) exclusive rwlock netlock r = 0 (0xffffffff82cd3690) #0 witness_lock+0x446 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x446 sys/kern/subr_witness.c:1187 #1 rtm_output+0x579 sys/net/rtsock.c:955 #2 route_output+0x6a7 sys/net/rtsock.c:864 #3 route_send+0x8f sys/net/rtsock.c:340 #4 sosend+0x663 #5 sendit+0x54c sys/kern/uipc_syscalls.c:786 #6 sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 #7 syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] #7 syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10210 6498K 6743K 166960K 13161 0 pcb 15 16K 18K 166960K 978 0 rtable 160 6K 8K 166960K 1886 0 pf 32 9K 10K 166960K 234 0 ifaddr 34 13K 16K 166960K 248 0 ifgroup 52 2K 2K 166960K 394 0 sysctl 3 0K 0K 166960K 9 0 counters 62 36K 36K 166960K 240 0 ioctlops 0 0K 4K 166960K 2033 0 iov 0 0K 20K 166960K 454 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1381 87K 88K 166960K 3787 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 166 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 488 0 dirhash 12 2K 3K 166960K 105 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 16 57K 89K 166960K 5012 0 sigio 1 0K 0K 166960K 112 0 proc 66 79K 128K 166960K 2101 0 subproc 91 5K 8K 166960K 596 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 670 0 in_multi 58 4K 7K 166960K 618 0 ether_multi 1 0K 0K 166960K 36 0 mrt 1 0K 0K 166960K 18 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 229 1023K 1023K 166960K 229 0 exec 0 0K 1K 166960K 1376 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 356 181K 190K 166960K 47159 0 UVM aobj 131 8K 8K 166960K 138 0 pinsyscall 39 78K 108K 166960K 7142 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 369 0 NDP 11 0K 1K 166960K 184 0 temp 74 6815K 7312K 166960K 131647 0 kqueue 12 18K 27K 166960K 602 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 754 0 750 9 8 1 3 0 8 0 rtentry 112 643 0 575 4 0 4 4 0 8 0 unpcb 144 4548 0 4531 32 26 6 7 0 8 5 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpqe 32 44 0 44 1 1 0 1 0 8 0 tcpcb 808 1779 0 1773 50 46 4 14 0 8 3 arp 120 119 0 105 1 0 1 1 0 8 0 inpcb 392 6131 0 6121 76 72 4 15 0 8 3 nd6 136 134 0 117 1 0 1 1 0 8 0 pkpcb 40 25 0 25 12 12 0 1 0 8 0 kcovpl 48 45 0 38 1 0 1 1 0 8 0 ppxss 1168 15 0 15 10 9 1 1 0 8 1 pffrag 232 25 0 25 3 3 0 1 0 482 0 pffrnode 88 25 0 25 3 3 0 1 0 8 0 pffrent 40 519 0 519 3 2 1 1 0 8 1 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 24 258 0 230 1 0 1 1 0 8 0 pfstkey 128 258 0 230 3 1 2 2 0 8 0 pfstate 376 258 0 230 7 3 4 6 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 2115 0 1846 43 20 23 31 0 8 0 art_table 32 2116 0 1846 5 1 4 4 0 8 0 art_node 16 565 0 509 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 10 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 485 0 475 1 0 1 1 0 8 0 shmpl 112 135 0 7 4 0 4 4 0 8 0 dirhash 1024 79 0 62 3 0 3 3 0 8 0 dino2pl 256 9687 0 8118 100 1 99 99 0 8 0 ffsino 272 9687 0 8118 106 0 106 106 0 8 0 nchpl 144 16819 0 15087 67 1 66 67 0 8 0 uvmvnodes 80 8175 0 0 167 0 167 167 0 8 0 vnodes 216 8175 0 0 455 0 455 455 0 8 0 namei 1024 58903 0 58903 7 6 1 2 0 8 1 percpumem 16 134 0 89 1 0 1 1 0 8 0 vcpupl 2048 21 0 3 3 0 3 3 0 8 0 vmpool 696 49 0 31 4 2 2 2 0 8 0 kstatmem 264 200 0 178 2 0 2 2 0 8 0 scsiplug 72 3 0 3 3 3 0 1 0 8 0 scxspl 216 70876 0 70876 25 24 1 8 1 8 1 plimitpl 152 485 0 471 1 0 1 1 0 8 0 sigapl 424 5279 0 5230 9 1 8 9 0 8 0 futexpl 64 62702 0 62698 7 6 1 1 0 8 0 knotepl 120 656 0 0 11 0 11 11 0 8 0 kqueuepl 216 1129 0 1121 2 1 1 2 0 8 0 pipepl 320 909 0 883 21 18 3 9 0 8 0 fdescpl 496 5239 0 5210 5 0 5 5 0 8 0 filepl 152 35062 0 34833 58 43 15 20 0 8 3 lockfpl 104 1587 0 1585 2 1 1 2 0 8 0 lockfspl 48 516 0 514 1 0 1 1 0 8 0 sessionpl 144 65 0 50 1 0 1 1 0 8 0 pgrppl 48 146 0 131 1 0 1 1 0 8 0 ucredpl 104 5941 0 5919 1 0 1 1 0 8 0 zombiepl 144 5230 0 5230 4 3 1 1 0 8 1 processpl 1136 5279 0 5230 6 0 6 6 0 8 0 procpl 656 11852 0 11782 12 4 8 9 0 8 0 srpgc 96 29 0 29 9 9 0 1 0 8 0 sosppl 168 97 0 97 15 14 1 1 0 8 1 sockpl 568 11501 0 11470 88 78 10 17 0 8 7 mcl64k 65536 21 0 0 3 1 2 3 0 8 0 mcl16k 16384 7 0 0 1 0 1 1 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 12 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 8 0 0 1 0 1 1 0 8 0 mcl2k 2048 504 0 0 41 2 39 41 0 8 0 mtagpl 96 13 0 0 1 0 1 1 0 8 0 mbufpl 256 1240 0 0 65 0 65 65 0 8 0 bufpl 280 17207 0 9002 587 0 587 587 0 8 0 anonpl 24 744938 0 738408 162 92 70 105 0 186 0 amapchunkpl 152 149670 0 149009 89 57 32 55 0 158 0 amappl16 200 17937 0 17820 128 111 17 23 0 8 8 amappl15 192 10 0 10 1 1 0 1 0 8 0 amappl14 184 300 0 284 3 1 2 2 0 8 0 amappl13 176 25 0 24 1 0 1 1 0 8 0 amappl12 168 6592 0 6554 5 2 3 3 0 8 0 amappl11 160 73 0 58 1 0 1 1 0 8 0 amappl10 152 107 0 93 1 0 1 1 0 8 0 amappl9 144 191 0 191 11 10 1 1 0 8 1 amappl8 136 795 0 664 7 1 6 6 0 8 0 amappl7 128 137 0 121 1 0 1 1 0 8 0 amappl6 120 889 0 864 4 2 2 2 0 8 0 amappl5 112 359 0 343 1 0 1 1 0 8 0 amappl4 104 1012 0 961 2 0 2 2 0 8 0 amappl3 96 29180 0 29099 4 1 3 4 0 8 0 amappl2 88 6074 0 5993 4 2 2 4 0 8 0 amappl1 80 29586 0 29071 23 9 14 23 0 8 0 amappl 88 45871 0 45668 6 0 6 6 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 72 137 0 7 3 0 3 3 0 8 0 uaddrrnd 24 5288 0 5241 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 5288 0 5241 1 0 1 1 0 8 0 vmmpekpl 168 41242 0 41177 4 0 4 4 0 8 0 vmmpepl 168 340923 0 338831 172 59 113 122 0 357 4 vmsppl 440 5287 0 5241 10 4 6 6 0 8 0 rwobjpl 56 95212 0 85682 152 13 139 139 0 8 0 pdppl 4096 10583 0 10500 336 253 83 88 0 8 0 pvpl 32 45435 0 0 367 0 367 367 0 265 0 pmappl 248 5287 0 5241 4 0 4 4 0 8 1 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 779 0 341 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace ifaof_ifpforaddr(ffff800000d92060,ffff8000006ac000) at ifaof_ifpforaddr+0x80 sys/net/if.c:1595 ifa_ifwithroute(fe101c33,ffff800000d92060,ffff800000d92088,5) at ifa_ifwithroute+0x16e sys/net/rtsock.c:1256 rtm_getifa(ffff8000373adbc0,5) at rtm_getifa+0x1ec rtm_output(ffff800000d92000,ffff8000373adc68,ffff8000373adbc0,6,5) at rtm_output+0x586 sys/net/rtsock.c:955 route_output(fffffd807b31bf00,ffff800000e8db00) at route_output+0x6a7 sys/net/rtsock.c:864 route_send(ffff800000e8db00,fffffd807b31bf00,0,0) at route_send+0x8f sys/net/rtsock.c:340 sosend(ffff800000e8db00,0,ffff8000373ade18,0,0,0) at sosend+0x663 sendit(ffff80002a284808,5,ffff8000373adf10,0,ffff8000373adfc0) at sendit+0x54c sys/kern/uipc_syscalls.c:786 sys_sendto(ffff80002a284808,ffff8000373ae070,ffff8000373adfc0) at sys_sendto+0x84 sys/kern/uipc_syscalls.c:564 syscall(ffff8000373ae070) at syscall+0x8cf mi_syscall sys/sys/syscall_mi.h:180 [inline] syscall(ffff8000373ae070) at syscall+0x8cf sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2cebd90470, count: -11 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7572925f5650, count: -3