`‹ €öYV\ÿÿ`‹ €öYV\ÿÿuvm_fault(0xfffffd805c2d4450, 0x4, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd805c2d4450, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001d775b50, count: 0 ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000ae0a80,ffff800000ad6e00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000ac6000,ffff80001d775d68) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd805da71198,80286987,ffff80001d775d50,ffff8000207b1d70) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff8000207b1d70,ffff80001d775e68,ffff80001d775eb0) at sys_ioctl+0x4a1 syscall(ffff80001d775f30) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc46ceb5a20, count: -9 ddb> show registers rdi 0xffffffff816fe797 pfi_address_add+0x1e7 rsi 0x154 rbp 0xffff80001d775ab0 rbx 0 rdx 0x155 rcx 0xffff80001d9a4000 rax 0 r8 0xffffffff816fe051 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x41016d6e73a06d08 r12 0 r13 0x2 r14 0xffff800000654000 r15 0 rip 0xffffffff816fe79b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001d775a40 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=523784 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=78, nice=20 forw=0xffffffffffffffff, list=0xffff8000207b1890,0xffffffff8280df10 process=0xffff80001d6ee030 user=0xffff80001d770000, vmspace=0xfffffd805c2d4450 estcpu=28, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 57140 322724 26330 0 2 0 syz-executor.0 *57140 523784 26330 0 7 0x4000000 syz-executor.0 68907 389635 90227 0 2 0x2 syz-executor.1 26213 188310 0 0 3 0x14200 acct acct 90893 41392 0 0 3 0x14280 nfsidl nfsio 34889 314068 0 0 3 0x14280 nfsidl nfsio 6775 349956 0 0 3 0x14280 nfsidl nfsio 89187 337661 0 0 3 0x14280 nfsidl nfsio 8107 274928 0 0 3 0x14280 nfsidl nfsio 58293 241846 0 0 3 0x14280 nfsidl nfsio 46552 274841 0 0 3 0x14280 nfsidl nfsio 89960 43779 0 0 3 0x14280 nfsidl nfsio 48256 86623 0 0 3 0x14280 nfsidl nfsio 87116 262297 0 0 3 0x14280 nfsidl nfsio 62074 78192 0 0 3 0x14280 nfsidl nfsio 81772 105261 0 0 3 0x14280 nfsidl nfsio 74937 148169 0 0 3 0x14280 nfsidl nfsio 30476 437314 0 0 3 0x14280 nfsidl nfsio 34493 80847 0 0 3 0x14280 nfsidl nfsio 50771 480102 0 0 3 0x14280 nfsidl nfsio 151 490998 0 0 3 0x14280 nfsidl nfsio 21689 34952 0 0 3 0x14280 nfsidl nfsio 87690 61284 0 0 3 0x14280 nfsidl nfsio 93492 393114 0 0 3 0x14280 nfsidl nfsio 90098 86279 0 0 3 0x14200 bored sosplice 26330 114648 90227 0 3 0x82 nanosleep syz-executor.0 90227 151085 18657 0 3 0x82 thrsleep syz-fuzzer 90227 72262 18657 0 3 0x4000082 nanosleep syz-fuzzer 90227 503323 18657 0 3 0x4000082 thrsleep syz-fuzzer 90227 443245 18657 0 3 0x4000082 thrsleep syz-fuzzer 90227 492902 18657 0 3 0x4000082 thrsleep syz-fuzzer 90227 217289 18657 0 3 0x4000082 kqread syz-fuzzer 90227 352551 18657 0 3 0x4000082 thrsleep syz-fuzzer 90227 168723 18657 0 3 0x4000082 thrsleep syz-fuzzer 18657 386316 66736 0 3 0x10008a pause ksh 66736 181865 68889 0 3 0x92 select sshd 76707 384747 1 0 3 0x100083 ttyin getty 68889 160189 1 0 3 0x80 select sshd 93231 278272 38553 73 3 0x100090 kqread syslogd 38553 133500 1 0 3 0x100082 netio syslogd 53445 506168 1 77 3 0x100090 poll dhclient 45433 452847 1 0 3 0x80 poll dhclient 50876 398349 0 0 3 0x14200 bored smr 40243 332491 0 0 2 0x14200 zerothread 21752 418623 0 0 3 0x14200 aiodoned aiodoned 27681 488084 0 0 3 0x14200 syncer update 4719 34180 0 0 3 0x14200 cleaner cleaner 57381 402702 0 0 3 0x14200 reaper reaper 11207 453221 0 0 3 0x14200 pgdaemon pagedaemon 29381 370734 0 0 3 0x14200 bored crynlk 63405 208701 0 0 3 0x14200 bored crypto 83359 387953 0 0 3 0x40014200 acpi0 acpi0 27894 6989 0 0 3 0x14200 bored softnet 38639 370710 0 0 3 0x14200 bored systqmp 28285 198108 0 0 3 0x14200 bored systq 27286 495639 0 0 3 0x40014200 bored softclock 58481 340545 0 0 3 0x40014200 idle0 1 264545 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 9492 6464K 7239K 78643K 12459 0 pcb 14 8K 8K 78643K 74 0 rtable 144 10K 14K 78643K 576 0 ifaddr 75 16K 17K 78643K 162 0 counters 21 16K 16K 78643K 27 0 ioctlops 0 0K 4K 78643K 109 0 iov 0 0K 12K 78643K 51 0 mount 1 1K 1K 78643K 1 0 vnodes 1221 77K 77K 78643K 1721 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 11 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 96 0 dirhash 9 1K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 694 0 sigio 0 0K 0K 78643K 8 0 proc 51 38K 55K 78643K 479 0 subproc 32 2K 2K 78643K 68 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 21 0 in_multi 80 4K 4K 78643K 152 0 ether_multi 1 0K 0K 78643K 10 0 mrt 0 0K 0K 78643K 7 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 251 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 140 56K 68K 78643K 2447 0 UVM aobj 12 4K 5K 78643K 15 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 48 0 NDP 11 0K 0K 78643K 31 0 temp 113 3879K 3943K 78643K 10180 0 kqueue 3 4K 14K 78643K 32 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 11 0 5 1 0 1 1 0 8 0 rtpcb 80 40 0 38 1 0 1 1 0 8 0 rtentry 112 99 0 51 2 0 2 2 0 8 0 unpcb 120 981 0 973 1 0 1 1 0 8 0 syncache 264 13 0 13 5 5 0 1 0 8 0 sackhl 24 2 0 2 1 1 0 1 0 8 0 tcpqe 32 50 0 50 1 1 0 1 0 8 0 tcpcb 544 139 0 135 1 0 1 1 0 8 0 ipq 40 3 0 2 2 1 1 1 0 8 0 ipqe 40 92 0 91 2 1 1 1 0 8 0 inpcb 296 1266 0 1256 6 4 2 2 0 8 1 rttmr 72 3 0 3 2 2 0 1 0 8 0 nd6 48 30 0 21 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 ppxss 1136 1 0 1 1 1 0 1 0 8 0 pfstscr 40 8 0 7 1 0 1 1 0 8 0 pfrktable 1344 90 0 78 4 2 2 2 0 8 1 pftag 88 19 0 18 3 2 1 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 112 12 0 10 1 0 1 1 0 8 0 pfstate 328 6 0 5 1 0 1 1 0 8 0 pfrule 1360 32 0 16 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 465 0 219 21 5 16 16 0 8 0 art_table 32 467 0 219 4 1 3 3 0 8 0 art_node 16 96 0 54 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 9 1 0 1 1 0 8 0 semupl 112 4 0 4 1 1 0 1 0 8 0 semapl 112 86 0 76 1 0 1 1 0 8 0 shmpl 112 12 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 10 3 1 2 3 0 8 0 dino2pl 256 2187 0 788 88 0 88 88 0 8 0 ffsino 240 2187 0 788 83 0 83 83 0 8 0 nchpl 144 3252 0 1667 60 0 60 60 0 8 0 uvmvnodes 72 2678 0 0 49 0 49 49 0 8 0 vnodes 208 2678 0 0 141 0 141 141 0 8 0 namei 1024 9135 0 9135 5 4 1 1 0 8 1 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 528 9 0 7 1 0 1 1 0 8 0 pfiaddrpl 120 36 0 20 1 0 1 1 0 8 0 scsiplug 64 3 0 3 3 2 1 1 0 8 1 scxspl 192 9434 0 9434 1 0 1 1 0 8 1 plimitpl 152 61 0 54 1 0 1 1 0 8 0 sigapl 424 896 0 846 6 0 6 6 0 8 0 futexpl 56 12730 0 12730 5 4 1 1 0 8 1 knotepl 112 116 0 97 1 0 1 1 0 8 0 kqueuepl 144 68 0 66 1 0 1 1 0 8 0 pipepl 272 138 0 128 1 0 1 1 0 8 0 fdescpl 432 860 0 846 2 0 2 2 0 8 0 filepl 120 5603 0 5505 4 0 4 4 0 8 1 lockfpl 104 113 0 112 1 0 1 1 0 8 0 lockfspl 48 48 0 47 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 21 0 11 1 0 1 1 0 8 0 ucredpl 96 504 0 497 1 0 1 1 0 8 0 zombiepl 144 846 0 846 1 0 1 1 0 8 1 processpl 928 896 0 846 7 0 7 7 0 8 0 procpl 624 1646 0 1588 8 3 5 6 0 8 0 sosppl 128 10 0 10 3 3 0 1 0 8 0 sockpl 400 2293 0 2273 10 6 4 4 0 8 2 mcl64k 65536 30 0 30 5 4 1 1 0 8 1 mcl16k 16384 2 0 2 2 2 0 1 0 8 0 mcl12k 12288 16 0 16 6 5 1 1 0 8 1 mcl9k 9216 11 0 11 3 2 1 1 0 8 1 mcl8k 8192 14 0 14 5 4 1 1 0 8 1 mcl4k 4096 57 0 57 6 5 1 1 0 8 1 mcl2k2 2112 7 0 7 4 4 0 1 0 8 0 mcl2k 2048 90836 0 90789 17 10 7 14 0 8 0 mtagpl 96 120 0 63 4 1 3 3 0 8 0 mbufpl 256 148471 0 148197 34 11 23 29 0 8 0 bufpl 280 4250 0 126 295 0 295 295 0 8 0 anonpl 16 91313 0 78634 78 3 75 75 0 107 1 amapchunkpl 152 3502 0 3353 11 4 7 11 0 158 0 amappl16 192 3234 0 2225 52 1 51 52 0 8 0 amappl15 184 312 0 309 1 0 1 1 0 8 0 amappl14 176 341 0 337 1 0 1 1 0 8 0 amappl13 168 41 0 38 1 0 1 1 0 8 0 amappl12 160 11 0 9 1 0 1 1 0 8 0 amappl11 152 369 0 360 1 0 1 1 0 8 0 amappl10 144 328 0 321 1 0 1 1 0 8 0 amappl9 136 365 0 363 1 0 1 1 0 8 0 amappl8 128 379 0 334 2 0 2 2 0 8 0 amappl7 120 118 0 106 1 0 1 1 0 8 0 amappl6 112 349 0 340 1 0 1 1 0 8 0 amappl5 104 501 0 488 1 0 1 1 0 8 0 amappl4 96 772 0 743 1 0 1 1 0 8 0 amappl3 88 129 0 123 1 0 1 1 0 8 0 amappl2 80 6225 0 6159 2 0 2 2 0 8 0 amappl1 72 28544 0 28130 24 15 9 17 0 8 0 amappl 80 1893 0 1846 3 1 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 14 0 3 1 0 1 1 0 8 0 uaddrrnd 24 869 0 853 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 869 0 853 1 0 1 1 0 8 0 vmmpekpl 168 9124 0 9088 2 0 2 2 0 8 0 vmmpepl 168 111940 0 109830 190 57 133 148 0 357 41 vmsppl 272 868 0 853 3 1 2 2 0 8 0 pdppl 4096 1744 0 1708 9 4 5 6 0 8 0 pvpl 32 271378 0 255598 183 8 175 179 0 265 1 pmappl 200 868 0 853 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 307 0 62 8 0 8 8 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000ae0a80,ffff800000ad6e00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000ac6000,ffff80001d775d68) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd805da71198,80286987,ffff80001d775d50,ffff8000207b1d70) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff8000207b1d70,ffff80001d775e68,ffff80001d775eb0) at sys_ioctl+0x4a1 syscall(ffff80001d775f30) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc46ceb5a20, count: -9 ddb> machine ddbcpu 1 No such command ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000ac6000,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000ae0a80,ffff800000ad6e00,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000ad6e00) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000ac6000,ffff80001d775d68) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd805da71198,80286987,ffff80001d775d50,ffff8000207b1d70) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff8000207b1d70,ffff80001d775e68,ffff80001d775eb0) at sys_ioctl+0x4a1 syscall(ffff80001d775f30) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xc46ceb5a20, count: -9