uvm_fault(0xfffffd806bc0add0, 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(0xfffffd806bc0add0, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e791410, count: 0 ddb> trace pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 pfi_instance_add(ffff800000b1b800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000af5500,ffff800000b25900,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b25900) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b25900) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000b1b800,ffff80001e791628) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd805f03b1a0,80286987,ffff80001e791610,ffff80001e7a4500) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001e7a4500,ffff80001e791728,ffff80001e791770) at sys_ioctl+0x4a1 syscall(ffff80001e7917f0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcd11828da00, count: -9 ddb> show registers rdi 0xffffffff8112de67 pfi_address_add+0x1e7 rsi 0x1592 __ALIGN_SIZE+0x592 rbp 0xffff80001e791370 rbx 0 rdx 0x1593 __ALIGN_SIZE+0x593 rcx 0xffff800020990000 rax 0 r8 0xffffffff8112d721 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0xb0de101ef5fcc0b9 r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff8112de6b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e791300 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.1) pid=16834 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff80001e7a5130,0xffffffff8284b308 process=0xffff80001e7bceb0 user=0xffff80001e78c000, vmspace=0xfffffd806bc0add0 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 44907 125277 57511 0 2 0 syz-executor.1 *44907 16834 57511 0 7 0x4000000 syz-executor.1 56000 45351 0 0 3 0x14280 nfsidl nfsio 33520 170963 0 0 3 0x14280 nfsidl nfsio 92200 212795 0 0 3 0x14280 nfsidl nfsio 57278 503083 0 0 3 0x14280 nfsidl nfsio 16275 523440 0 0 3 0x14280 nfsidl nfsio 12081 453746 0 0 3 0x14280 nfsidl nfsio 91657 320249 0 0 3 0x14280 nfsidl nfsio 70706 386825 0 0 3 0x14280 nfsidl nfsio 98285 401555 0 0 3 0x14280 nfsidl nfsio 24658 200126 0 0 3 0x14280 nfsidl nfsio 93865 215815 0 0 3 0x14280 nfsidl nfsio 3865 270806 0 0 3 0x14280 nfsidl nfsio 34607 6015 0 0 3 0x14280 nfsidl nfsio 17254 499176 0 0 3 0x14280 nfsidl nfsio 94693 477975 0 0 3 0x14280 nfsidl nfsio 51935 509647 0 0 3 0x14280 nfsidl nfsio 98607 223465 0 0 3 0x14280 nfsidl nfsio 61658 149673 0 0 3 0x14280 nfsidl nfsio 38886 111018 0 0 3 0x14280 nfsidl nfsio 1705 431019 0 0 3 0x14280 nfsidl nfsio 41541 457178 50526 0 2 0x2 syz-executor.0 56635 476671 0 0 3 0x14200 acct acct 57511 521718 50526 0 3 0x82 nanosleep syz-executor.1 19872 137760 0 0 3 0x14200 bored sosplice 50526 120645 54592 0 3 0x82 thrsleep syz-fuzzer 50526 187232 54592 0 3 0x4000082 thrsleep syz-fuzzer 50526 234408 54592 0 3 0x4000082 kqread syz-fuzzer 50526 188613 54592 0 3 0x4000082 thrsleep syz-fuzzer 50526 440184 54592 0 3 0x4000082 thrsleep syz-fuzzer 50526 319492 54592 0 3 0x4000082 thrsleep syz-fuzzer 50526 461239 54592 0 3 0x4000082 thrsleep syz-fuzzer 50526 236229 54592 0 3 0x4000082 thrsleep syz-fuzzer 54592 337117 16353 0 3 0x10008a pause ksh 16353 474433 6909 0 3 0x92 select sshd 78026 132281 1 0 3 0x100083 ttyopn getty 6909 101364 1 0 3 0x80 select sshd 6618 308470 56277 73 3 0x100090 kqread syslogd 56277 90880 1 0 3 0x100082 netio syslogd 39422 507563 1 77 3 0x100090 poll dhclient 68971 406685 1 0 3 0x80 poll dhclient 51963 74193 0 0 3 0x14200 bored smr 74151 152107 0 0 2 0x14200 zerothread 64383 54106 0 0 3 0x14200 aiodoned aiodoned 14442 17851 0 0 3 0x14200 syncer update 33869 175254 0 0 3 0x14200 cleaner cleaner 22712 392448 0 0 3 0x14200 reaper reaper 25439 431233 0 0 3 0x14200 pgdaemon pagedaemon 55237 431036 0 0 3 0x14200 bored crynlk 33876 512451 0 0 3 0x14200 bored crypto 82994 488942 0 0 3 0x40014200 acpi0 acpi0 21901 472989 0 0 3 0x14200 bored softnet 95003 117386 0 0 3 0x14200 bored systqmp 81979 304080 0 0 3 0x14200 bored systq 7515 21784 0 0 3 0x40014200 bored softclock 24071 315799 0 0 3 0x40014200 idle0 1 435093 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 9537 6382K 7089K 78643K 12596 0 pcb 14 8K 8K 78643K 151 0 rtable 158 20K 23K 78643K 1094 0 ifaddr 102 19K 19K 78643K 378 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 40 0 ioctlops 0 0K 4K 78643K 170 0 iov 0 0K 24K 78643K 103 0 mount 1 1K 1K 78643K 1 0 vnodes 1222 77K 77K 78643K 1840 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 15 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 211 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 1333 0 sigio 0 0K 0K 78643K 13 0 proc 62 39K 55K 78643K 558 0 subproc 32 2K 2K 78643K 85 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 43 0 in_multi 72 3K 3K 78643K 200 0 ether_multi 1 0K 0K 78643K 18 0 mrt 0 0K 0K 78643K 17 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 61 281K 281K 78643K 61 0 exec 0 0K 1K 78643K 296 0 pfkey data 0 0K 0K 78643K 2 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 149 41K 66K 78643K 3842 0 UVM aobj 56 7K 7K 78643K 58 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 97 0 NDP 16 0K 0K 78643K 58 0 temp 153 3869K 3944K 78643K 44429 0 kqueue 4 6K 16K 78643K 78 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 13 0 7 1 0 1 1 0 8 0 rtpcb 80 80 0 78 1 0 1 1 0 8 0 rtentry 112 120 0 73 2 0 2 2 0 8 0 unpcb 120 2561 0 2552 1 0 1 1 0 8 0 syncache 264 12 0 12 4 3 1 1 0 8 1 tcpqe 32 335 0 335 3 2 1 1 0 8 1 tcpcb 544 491 0 486 1 0 1 1 0 8 0 ipq 40 2 0 2 1 1 0 1 0 8 0 ipqe 40 4 0 4 1 1 0 1 0 8 0 inpcb 296 1027 0 1011 3 1 2 2 0 8 0 rttmr 72 6 0 6 3 2 1 1 0 8 1 nd6 48 38 0 30 1 0 1 1 0 8 0 pkpcb 40 4 0 4 2 1 1 1 0 8 1 ppxss 1128 8 0 8 6 5 1 1 0 8 1 pfstscr 40 2 0 1 1 0 1 1 0 8 0 pfrke_plain 160 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 254 0 239 2 0 2 2 0 8 0 pftag 88 42 0 40 4 3 1 1 0 8 0 pfstitem 24 2 0 0 1 0 1 1 0 8 0 pfstkey 112 4 0 2 1 0 1 1 0 8 0 pfstate 328 2 0 1 1 0 1 1 0 8 0 pfrule 1360 66 0 41 3 0 3 3 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 525 0 320 20 7 13 17 0 8 0 art_table 32 526 0 320 3 1 2 3 0 8 0 art_node 16 119 0 77 1 0 1 1 0 8 0 sysvmsgpl 40 15 0 7 2 1 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 207 0 197 1 0 1 1 0 8 0 shmpl 112 55 0 2 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3104 0 1708 88 0 88 88 0 8 0 ffsino 240 3104 0 1708 83 0 83 83 0 8 0 nchpl 144 5706 0 4128 60 0 60 60 0 8 0 rtmask 32 4 0 2 1 0 1 1 0 8 0 uvmvnodes 72 3657 0 0 67 0 67 67 0 8 0 vnodes 208 3657 0 0 193 0 193 193 0 8 0 namei 1024 15401 0 15401 2 1 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 90 0 76 3 2 1 1 0 8 0 scxspl 192 15449 0 15449 1 0 1 1 0 8 1 plimitpl 152 69 0 62 1 0 1 1 0 8 0 sigapl 424 1532 0 1482 6 0 6 6 0 8 0 futexpl 56 24011 0 24011 2 1 1 1 0 8 1 knotepl 112 187 0 168 1 0 1 1 0 8 0 kqueuepl 144 186 0 179 1 0 1 1 0 8 0 pipepl 272 219 0 209 2 1 1 2 0 8 0 fdescpl 432 1496 0 1482 2 0 2 2 0 8 0 filepl 120 9871 0 9773 4 0 4 4 0 8 1 lockfpl 104 240 0 239 1 0 1 1 0 8 0 lockfspl 48 88 0 87 1 0 1 1 0 8 0 sessionpl 112 20 0 10 1 0 1 1 0 8 0 pgrppl 48 36 0 26 1 0 1 1 0 8 0 ucredpl 96 837 0 830 1 0 1 1 0 8 0 zombiepl 144 1482 0 1482 1 0 1 1 0 8 1 processpl 928 1532 0 1482 7 0 7 7 0 8 0 procpl 624 2969 0 2911 6 0 6 6 0 8 1 sosppl 128 8 0 8 3 3 0 1 0 8 0 sockpl 400 3675 0 3651 7 3 4 4 0 8 1 mcl64k 65536 57 0 57 4 3 1 1 0 8 1 mcl16k 16384 12 0 12 6 5 1 1 0 8 1 mcl12k 12288 39 0 39 4 3 1 1 0 8 1 mcl9k 9216 22 0 22 4 3 1 1 0 8 1 mcl8k 8192 33 0 33 4 3 1 1 0 8 1 mcl4k 4096 110 0 110 4 3 1 1 0 8 1 mcl2k2 2112 9 0 9 5 4 1 1 0 8 1 mcl2k 2048 93267 0 93211 19 11 8 17 0 8 0 mtagpl 96 208 0 153 5 3 2 3 0 8 0 mbufpl 256 157438 0 157191 30 13 17 26 0 8 0 bufpl 280 5895 0 543 383 0 383 383 0 8 0 anonpl 16 162046 0 145923 105 20 85 93 0 107 8 amapchunkpl 152 6636 0 6490 29 22 7 20 0 158 1 amappl16 192 7124 0 6111 72 20 52 63 0 8 0 amappl15 184 2 0 0 1 0 1 1 0 8 0 amappl14 176 312 0 305 1 0 1 1 0 8 0 amappl13 168 48 0 45 1 0 1 1 0 8 0 amappl12 160 32 0 30 2 1 1 1 0 8 0 amappl11 152 960 0 948 1 0 1 1 0 8 0 amappl10 144 13 0 8 1 0 1 1 0 8 0 amappl9 136 373 0 371 1 0 1 1 0 8 0 amappl8 128 429 0 379 2 0 2 2 0 8 0 amappl7 120 133 0 120 1 0 1 1 0 8 0 amappl6 112 931 0 922 1 0 1 1 0 8 0 amappl5 104 1137 0 1127 1 0 1 1 0 8 0 amappl4 96 764 0 735 1 0 1 1 0 8 0 amappl3 88 154 0 149 1 0 1 1 0 8 0 amappl2 80 10955 0 10888 2 0 2 2 0 8 0 amappl1 72 42777 0 42347 23 14 9 17 0 8 0 amappl 80 3239 0 3191 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 57 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1497 0 1482 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1497 0 1482 1 0 1 1 0 8 0 vmmpekpl 168 11966 0 11930 2 0 2 2 0 8 0 vmmpepl 168 187021 0 184881 192 61 131 138 0 357 35 vmsppl 272 1496 0 1482 4 2 2 2 0 8 1 pdppl 4096 3000 0 2965 6 1 5 6 0 8 0 pvpl 32 437267 0 418011 232 25 207 215 0 265 31 pmappl 200 1496 0 1482 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 295 0 55 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(ffff800000b1b800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000af5500,ffff800000b25900,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b25900) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b25900) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000b1b800,ffff80001e791628) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd805f03b1a0,80286987,ffff80001e791610,ffff80001e7a4500) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001e7a4500,ffff80001e791728,ffff80001e791770) at sys_ioctl+0x4a1 syscall(ffff80001e7917f0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcd11828da00, 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(ffff800000b1b800,0,c3) at pfi_instance_add+0x5e5 pfi_table_update(ffff800000af5500,ffff800000b25900,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b25900) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b25900) at pfi_kif_update+0xba sys/net/pf_if.c:442 if_addgroup(ffff800000b1b800,ffff80001e791628) at if_addgroup+0x280 sys/net/if.c:2736 ifioctl(fffffd805f03b1a0,80286987,ffff80001e791610,ffff80001e7a4500) at ifioctl+0x13e7 sys/net/if.c:2148 sys_ioctl(ffff80001e7a4500,ffff80001e791728,ffff80001e791770) at sys_ioctl+0x4a1 syscall(ffff80001e7917f0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcd11828da00, count: -9