uvm_fault(0xfffffd806bc0a440, 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(0xfffffd806bc0a440, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff8000207b4e00, 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(ffff800000b09f80,ffff800000af7400,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000af7400) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000af7400) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000ae5348,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac7000,3,ffff80001d6eeec8) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac7000,3,ffff80001d6eeec8) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d7be0d0,cd604404,ffff800000ac7000,3,fffffd806c3bf960,ffff80001d6eeec8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8057380e20,cd604404,ffff800000ac7000,ffff80001d6eeec8) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6eeec8,ffff8000207b53a8,ffff8000207b53f0) at sys_ioctl+0x4a1 syscall(ffff8000207b5470) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb83d3df2ff0, count: -11 ddb> show registers rdi 0xffffffff816687d7 pfi_address_add+0x1e7 rsi 0x3d1 rbp 0xffff8000207b4d60 rbx 0 rdx 0x3d2 rcx 0xffff80001d7a0000 rax 0 r8 0xffffffff81668091 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x21dcf26a78bc9d73 r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff816687db pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000207b4cf0 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.1) pid=365655 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=73, nice=20 forw=0xffffffffffffffff, list=0xffff80001d6ef618,0xffffffff82829308 process=0xffff80001d6f15f0 user=0xffff8000207b0000, vmspace=0xfffffd806bc0a440 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 96226 406301 33498 0 2 0 syz-executor.1 *96226 365655 33498 0 7 0x4000000 syz-executor.1 50868 157939 0 0 3 0x14280 nfsidl nfsio 65531 521687 0 0 3 0x14280 nfsidl nfsio 57541 400833 0 0 3 0x14280 nfsidl nfsio 3802 190946 0 0 3 0x14280 nfsidl nfsio 53391 209276 0 0 3 0x14280 nfsidl nfsio 28389 388524 0 0 3 0x14280 nfsidl nfsio 63516 372070 0 0 3 0x14280 nfsidl nfsio 426 299478 0 0 3 0x14280 nfsidl nfsio 75047 520509 0 0 3 0x14280 nfsidl nfsio 30506 301894 0 0 3 0x14280 nfsidl nfsio 29384 345995 0 0 3 0x14280 nfsidl nfsio 66374 240235 0 0 3 0x14280 nfsidl nfsio 79516 206113 0 0 3 0x14280 nfsidl nfsio 83534 496238 0 0 3 0x14280 nfsidl nfsio 85591 179967 0 0 3 0x14280 nfsidl nfsio 60351 21606 0 0 3 0x14280 nfsidl nfsio 29517 131613 0 0 3 0x14280 nfsidl nfsio 32108 6024 0 0 3 0x14280 nfsidl nfsio 46206 506761 0 0 3 0x14280 nfsidl nfsio 21885 302532 0 0 3 0x14280 nfsidl nfsio 17080 80934 0 0 3 0x14200 bored sosplice 64971 352853 87298 0 2 0x2 syz-executor.0 33498 175572 87298 0 3 0x82 nanosleep syz-executor.1 87298 368285 7127 0 3 0x82 thrsleep syz-fuzzer 87298 445472 7127 0 3 0x4000082 nanosleep syz-fuzzer 87298 427444 7127 0 3 0x4000082 thrsleep syz-fuzzer 87298 492549 7127 0 3 0x4000082 thrsleep syz-fuzzer 87298 172177 7127 0 3 0x4000082 thrsleep syz-fuzzer 87298 245103 7127 0 3 0x4000082 kqread syz-fuzzer 87298 79160 7127 0 3 0x4000082 thrsleep syz-fuzzer 87298 209015 7127 0 3 0x4000082 thrsleep syz-fuzzer 7127 402400 77282 0 3 0x10008a pause ksh 77282 157343 21676 0 3 0x92 select sshd 60529 508127 1 0 3 0x100083 ttyin getty 21676 333485 1 0 3 0x80 select sshd 58288 57489 62688 73 3 0x100090 kqread syslogd 62688 172722 1 0 3 0x100082 netio syslogd 37034 149716 1 77 3 0x100090 poll dhclient 45063 354958 1 0 3 0x80 poll dhclient 50834 202460 0 0 3 0x14200 bored smr 95674 513358 0 0 2 0x14200 zerothread 13399 249815 0 0 3 0x14200 aiodoned aiodoned 94216 7107 0 0 3 0x14200 syncer update 95515 268598 0 0 3 0x14200 cleaner cleaner 61335 316956 0 0 3 0x14200 reaper reaper 19428 60624 0 0 3 0x14200 pgdaemon pagedaemon 45817 22553 0 0 3 0x14200 bored crynlk 34879 264440 0 0 3 0x14200 bored crypto 93096 65164 0 0 3 0x40014200 acpi0 acpi0 40668 420779 0 0 3 0x14200 bored softnet 34685 85123 0 0 3 0x14200 bored systqmp 56991 255621 0 0 3 0x14200 bored systq 74511 260581 0 0 3 0x40014200 bored softclock 8866 445717 0 0 3 0x40014200 idle0 1 447433 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 9474 6332K 6778K 78643K 10766 0 pcb 13 8K 8K 78643K 29 0 rtable 116 5K 5K 78643K 235 0 ifaddr 60 13K 13K 78643K 80 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 22 0 ioctlops 1 4K 4K 78643K 30 0 iov 0 0K 12K 78643K 11 0 mount 1 1K 1K 78643K 1 0 vnodes 1222 77K 77K 78643K 1283 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 6 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 37 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 189 0 proc 49 38K 63K 78643K 367 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 0K 78643K 4 0 in_multi 46 2K 2K 78643K 81 0 ether_multi 1 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 43 201K 201K 78643K 43 0 exec 0 0K 1K 78643K 188 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 137 24K 40K 78643K 1352 0 UVM aobj 7 2K 3K 78643K 11 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 4 0 NDP 8 0K 0K 78643K 21 0 temp 90 3858K 3922K 78643K 15006 0 kqueue 3 4K 8K 78643K 13 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 6 0 0 1 0 1 1 0 8 0 rtpcb 80 21 0 19 1 0 1 1 0 8 0 rtentry 112 53 0 9 2 0 2 2 0 8 0 unpcb 120 77 0 69 1 0 1 1 0 8 0 syncache 264 6 0 6 2 2 0 1 0 8 0 tcpqe 32 31 0 31 2 2 0 1 0 8 0 tcpcb 544 40 0 35 1 0 1 1 0 8 0 inpcb 296 146 0 137 3 1 2 2 0 8 1 nd6 48 14 0 8 1 0 1 1 0 8 0 pfrktable 1344 8 0 3 1 0 1 1 0 8 0 pftag 88 6 0 4 1 0 1 1 0 8 0 pfrule 1360 11 0 6 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 188 0 0 12 0 12 12 0 8 0 art_table 32 189 0 0 2 0 2 2 0 8 0 art_node 16 52 0 12 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 6 2 1 1 1 0 8 1 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 112 31 0 21 1 0 1 1 0 8 0 shmpl 112 8 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1621 0 223 88 0 88 88 0 8 0 ffsino 240 1621 0 223 83 0 83 83 0 8 0 nchpl 144 2160 0 556 60 0 60 60 0 8 0 uvmvnodes 72 1708 0 0 32 0 32 32 0 8 0 vnodes 208 1708 0 0 90 0 90 90 0 8 0 namei 1024 5434 0 5434 2 1 1 1 0 8 1 pfiaddrpl 120 3 0 0 1 0 1 1 0 8 0 scxspl 192 6090 0 6090 1 0 1 1 0 8 1 plimitpl 152 20 0 13 1 0 1 1 0 8 0 sigapl 424 396 0 347 6 0 6 6 0 8 0 futexpl 56 3029 0 3029 2 1 1 1 0 8 1 knotepl 112 72 0 53 1 0 1 1 0 8 0 kqueuepl 144 30 0 28 1 0 1 1 0 8 0 pipepl 272 79 0 69 2 1 1 2 0 8 0 fdescpl 432 361 0 347 2 0 2 2 0 8 0 filepl 120 1932 0 1836 5 1 4 4 0 8 1 lockfpl 104 156 0 155 1 0 1 1 0 8 0 lockfspl 48 40 0 39 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 17 0 7 1 0 1 1 0 8 0 ucredpl 96 152 0 145 1 0 1 1 0 8 0 zombiepl 144 347 0 347 2 1 1 1 0 8 1 processpl 928 396 0 347 7 0 7 7 0 8 0 procpl 624 644 0 587 6 1 5 5 0 8 0 sosppl 128 2 0 2 1 1 0 1 0 8 0 sockpl 400 244 0 226 3 0 3 3 0 8 0 mcl64k 65536 9 0 9 2 1 1 1 0 8 1 mcl16k 16384 3 0 3 2 1 1 1 0 8 1 mcl12k 12288 2 0 2 2 1 1 1 0 8 1 mcl9k 9216 3 0 3 2 1 1 1 0 8 1 mcl8k 8192 1 0 1 1 0 1 1 0 8 1 mcl4k 4096 19 0 19 3 2 1 1 0 8 1 mcl2k 2048 93409 0 93366 15 8 7 13 0 8 0 mtagpl 96 13 0 2 2 1 1 1 0 8 0 mbufpl 256 148216 0 148060 18 4 14 14 0 8 0 bufpl 280 3641 0 126 252 0 252 252 0 8 0 anonpl 16 53947 0 37695 87 16 71 81 0 107 1 amapchunkpl 152 1990 0 1840 20 13 7 20 0 158 0 amappl16 192 2008 0 1059 60 12 48 57 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 24 0 21 1 0 1 1 0 8 0 amappl13 168 185 0 178 1 0 1 1 0 8 0 amappl12 160 8 0 6 1 0 1 1 0 8 0 amappl11 152 47 0 38 1 0 1 1 0 8 0 amappl10 144 30 0 24 1 0 1 1 0 8 0 amappl9 136 375 0 374 1 0 1 1 0 8 0 amappl8 128 330 0 288 2 0 2 2 0 8 0 amappl7 120 107 0 95 1 0 1 1 0 8 0 amappl6 112 24 0 18 1 0 1 1 0 8 0 amappl5 104 296 0 285 1 0 1 1 0 8 0 amappl4 96 576 0 548 1 0 1 1 0 8 0 amappl3 88 108 0 102 1 0 1 1 0 8 0 amappl2 80 2067 0 1999 2 0 2 2 0 8 0 amappl1 72 17276 0 16856 24 15 9 17 0 8 0 amappl 80 863 0 818 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 10 0 4 1 0 1 1 0 8 0 uaddrrnd 24 361 0 347 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 361 0 347 1 0 1 1 0 8 0 vmmpekpl 168 6552 0 6523 2 0 2 2 0 8 0 vmmpepl 168 51868 0 49813 130 33 97 113 0 357 7 vmsppl 272 360 0 347 2 1 1 2 0 8 0 pdppl 4096 728 0 694 6 1 5 6 0 8 0 pvpl 32 167325 0 147985 200 33 167 191 0 265 1 pmappl 200 360 0 347 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 253 0 23 7 0 7 7 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(ffff800000b09f80,ffff800000af7400,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000af7400) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000af7400) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000ae5348,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac7000,3,ffff80001d6eeec8) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac7000,3,ffff80001d6eeec8) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d7be0d0,cd604404,ffff800000ac7000,3,fffffd806c3bf960,ffff80001d6eeec8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8057380e20,cd604404,ffff800000ac7000,ffff80001d6eeec8) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6eeec8,ffff8000207b53a8,ffff8000207b53f0) at sys_ioctl+0x4a1 syscall(ffff8000207b5470) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb83d3df2ff0, count: -11 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(ffff800000b09f80,ffff800000af7400,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000af7400) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000af7400) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000ae5348,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ac7000,3,ffff80001d6eeec8) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ac7000,3,ffff80001d6eeec8) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd805d7be0d0,cd604404,ffff800000ac7000,3,fffffd806c3bf960,ffff80001d6eeec8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd8057380e20,cd604404,ffff800000ac7000,ffff80001d6eeec8) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6eeec8,ffff8000207b53a8,ffff8000207b53f0) at sys_ioctl+0x4a1 syscall(ffff8000207b5470) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb83d3df2ff0, count: -11