uvm_fault(0xfffffd805a73c888, 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(0xfffffd805a73c888, 0x4, 0, 1) -> e pfi_address_add(0,2,0) at pfi_address_add+0x1eb sys/net/pf_if.c:585 end trace frame: 0xffff80001e7d6f00, 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(ffff800000b49a58,ffff800000b35800,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b35800) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b35800) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000af48a8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad2000,3,ffff80001d6ef610) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad2000,3,ffff80001d6ef610) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd806521c000,cd604404,ffff800000ad2000,3,fffffd806c3bf9c0,ffff80001d6ef610) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805718fb50,cd604404,ffff800000ad2000,ffff80001d6ef610) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6ef610,ffff80001e7d74a8,ffff80001e7d74f0) at sys_ioctl+0x4a1 syscall(ffff80001e7d7570) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x38f234d6e00, count: -11 ddb> show registers rdi 0xffffffff816fe797 pfi_address_add+0x1e7 rsi 0x88a rbp 0xffff80001e7d6e60 rbx 0 rdx 0x88b rcx 0xffff80001d7a8000 rax 0 r8 0xffffffff816fe051 pfi_instance_add+0xf1 r9 0x1 r10 0x2 r11 0x7dd77555d3f71921 r12 0x34 r13 0x2 r14 0xffff800000654034 r15 0 rip 0xffffffff816fe79b pfi_address_add+0x1eb cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e7d6df0 ss 0x10 pfi_address_add+0x1eb: movl 0x4(%rax),%eax ddb> show proc PROC (syz-executor.0) pid=464629 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=57, nice=20 forw=0xffffffffffffffff, list=0xffff80001d6efaf0,0xffffffff8280df10 process=0xffff80001d6f03d0 user=0xffff80001e7d2000, vmspace=0xfffffd805a73c888 estcpu=15, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 78784 434470 79420 0 2 0 syz-executor.0 *78784 464629 79420 0 7 0x4000000 syz-executor.0 97071 386463 0 0 3 0x14280 nfsidl nfsio 95394 200912 0 0 3 0x14280 nfsidl nfsio 4517 374839 0 0 3 0x14280 nfsidl nfsio 1984 476549 0 0 3 0x14280 nfsidl nfsio 33008 388764 0 0 3 0x14280 nfsidl nfsio 65831 503945 0 0 3 0x14280 nfsidl nfsio 8321 470593 0 0 3 0x14280 nfsidl nfsio 577 524288 0 0 3 0x14280 nfsidl nfsio 35665 191755 0 0 3 0x14280 nfsidl nfsio 52080 251729 0 0 3 0x14280 nfsidl nfsio 43690 142866 0 0 3 0x14280 nfsidl nfsio 41942 412641 0 0 3 0x14280 nfsidl nfsio 14869 491755 0 0 3 0x14280 nfsidl nfsio 64170 9537 0 0 3 0x14280 nfsidl nfsio 21961 429523 0 0 3 0x14280 nfsidl nfsio 56321 70470 0 0 3 0x14280 nfsidl nfsio 36348 105199 0 0 3 0x14280 nfsidl nfsio 66728 451930 0 0 3 0x14280 nfsidl nfsio 13761 289101 0 0 3 0x14280 nfsidl nfsio 74813 505614 0 0 3 0x14280 nfsidl nfsio 18693 349228 0 0 3 0x14200 bored sosplice 61246 196944 89870 0 2 0x2 syz-executor.1 79420 430873 89870 0 3 0x82 nanosleep syz-executor.0 89870 295127 86521 0 3 0x82 thrsleep syz-fuzzer 89870 302363 86521 0 3 0x4000082 nanosleep syz-fuzzer 89870 224253 86521 0 3 0x4000082 kqread syz-fuzzer 89870 382027 86521 0 3 0x4000082 thrsleep syz-fuzzer 89870 81736 86521 0 3 0x4000082 thrsleep syz-fuzzer 89870 342855 86521 0 3 0x4000082 thrsleep syz-fuzzer 89870 34798 86521 0 3 0x4000082 thrsleep syz-fuzzer 89870 364342 86521 0 3 0x4000082 thrsleep syz-fuzzer 86521 303495 7048 0 3 0x10008a pause ksh 7048 193859 99553 0 3 0x92 select sshd 86849 161771 1 0 3 0x100083 ttyin getty 99553 275369 1 0 3 0x80 select sshd 60038 242227 22453 73 3 0x100090 kqread syslogd 22453 350636 1 0 3 0x100082 netio syslogd 59391 497102 1 77 3 0x100090 poll dhclient 68317 44752 1 0 3 0x80 poll dhclient 31426 75285 0 0 3 0x14200 bored smr 99216 338738 0 0 2 0x14200 zerothread 86314 264447 0 0 3 0x14200 aiodoned aiodoned 44702 90593 0 0 3 0x14200 syncer update 93121 274073 0 0 3 0x14200 cleaner cleaner 49561 282328 0 0 3 0x14200 reaper reaper 23489 469060 0 0 3 0x14200 pgdaemon pagedaemon 22343 498420 0 0 3 0x14200 bored crynlk 55096 260215 0 0 3 0x14200 bored crypto 29187 290278 0 0 3 0x40014200 acpi0 acpi0 29346 411849 0 0 2 0x14200 softnet 46213 517716 0 0 3 0x14200 bored systqmp 68181 79078 0 0 3 0x14200 bored systq 65099 178274 0 0 3 0x40014200 bored softclock 20752 20129 0 0 3 0x40014200 idle0 1 483346 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 9522 6478K 6741K 78643K 11264 0 pcb 13 8K 8K 78643K 109 0 rtable 82 3K 6K 78643K 513 0 ifaddr 84 16K 17K 78643K 195 0 sysctl 2 0K 0K 78643K 2 0 counters 21 16K 16K 78643K 27 0 ioctlops 1 4K 4K 78643K 99 0 iov 0 0K 16K 78643K 68 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1433 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 14 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 83 0 dirhash 9 1K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 784 0 sigio 0 0K 0K 78643K 8 0 proc 50 38K 54K 78643K 403 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 54 0 in_multi 67 3K 3K 78643K 155 0 ether_multi 1 0K 0K 78643K 15 0 mrt 0 0K 0K 78643K 6 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 1K 78643K 228 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 145 105K 106K 78643K 2598 0 UVM aobj 42 4K 4K 78643K 42 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 89 0 NDP 13 0K 0K 78643K 27 0 temp 121 3856K 3918K 78643K 13363 0 kqueue 3 4K 16K 78643K 42 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 7 0 0 1 0 1 1 0 8 0 rtpcb 80 43 0 41 1 0 1 1 0 8 0 rtentry 112 69 0 41 2 0 2 2 0 8 0 unpcb 120 357 0 349 1 0 1 1 0 8 0 syncache 264 12 0 12 4 3 1 1 0 8 1 tcpqe 32 222 0 222 1 1 0 1 0 8 0 tcpcb 544 208 0 204 1 0 1 1 0 8 0 inpcb 296 1081 0 1074 4 2 2 2 0 8 1 rttmr 72 3 0 3 2 2 0 1 0 8 0 ip6q 72 1 0 1 1 1 0 1 0 8 0 ip6af 40 2 0 2 1 1 0 1 0 8 0 nd6 48 11 0 10 1 0 1 1 0 8 0 swfcl 56 2 0 0 1 0 1 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pfosfp 40 1 0 0 1 0 1 1 0 8 0 pfosfpen 112 2 0 0 1 0 1 1 0 8 0 pfrktable 1344 78 0 76 4 3 1 1 0 8 0 pftag 88 18 0 18 4 4 0 1 0 8 0 pfstkey 112 2 0 2 1 1 0 1 0 8 0 pfstate 328 1 0 1 1 1 0 1 0 8 0 pfrule 1360 27 0 18 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 304 0 159 14 2 12 13 0 8 0 art_table 32 305 0 159 2 0 2 2 0 8 0 art_node 16 63 0 38 1 0 1 1 0 8 0 sysvmsgpl 40 20 0 14 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 77 0 67 1 0 1 1 0 8 0 shmpl 112 39 0 0 2 0 2 2 0 8 0 dirhash 1024 17 0 10 3 1 2 3 0 8 0 dino2pl 256 2323 0 925 88 0 88 88 0 8 0 ffsino 240 2323 0 925 83 0 83 83 0 8 0 nchpl 144 4052 0 2447 60 0 60 60 0 8 0 uvmvnodes 72 2514 0 0 46 0 46 46 0 8 0 vnodes 208 2514 0 0 133 0 133 133 0 8 0 namei 1024 10436 0 10436 2 1 1 1 0 8 1 vcpupl 1984 10 0 0 2 0 2 2 0 8 0 vmpool 528 12 0 2 1 0 1 1 0 8 0 pfiaddrpl 120 23 0 22 4 3 1 1 0 8 0 scxspl 192 10324 0 10324 1 0 1 1 0 8 1 plimitpl 152 74 0 67 1 0 1 1 0 8 0 sigapl 424 991 0 942 6 0 6 6 0 8 0 futexpl 56 15504 0 15504 2 1 1 1 0 8 1 knotepl 112 111 0 92 1 0 1 1 0 8 0 kqueuepl 144 112 0 109 1 0 1 1 0 8 0 pipepl 272 156 0 146 2 1 1 2 0 8 0 fdescpl 432 956 0 942 2 0 2 2 0 8 0 filepl 120 6045 0 5949 4 0 4 4 0 8 1 lockfpl 104 122 0 121 1 0 1 1 0 8 0 lockfspl 48 47 0 46 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 96 729 0 722 1 0 1 1 0 8 0 zombiepl 144 942 0 942 1 0 1 1 0 8 1 processpl 928 991 0 942 7 0 7 7 0 8 0 procpl 624 1879 0 1822 6 1 5 6 0 8 0 sosppl 128 11 0 11 3 2 1 1 0 8 1 sockpl 400 1486 0 1469 4 1 3 3 0 8 1 mcl64k 65536 30 0 30 2 2 0 1 0 8 0 mcl16k 16384 1 0 1 1 1 0 1 0 8 0 mcl12k 12288 24 0 24 1 1 0 1 0 8 0 mcl9k 9216 8 0 8 3 3 0 1 0 8 0 mcl8k 8192 16 0 16 3 3 0 1 0 8 0 mcl4k 4096 51 0 51 4 3 1 1 0 8 1 mcl2k2 2112 3 0 3 3 3 0 1 0 8 0 mcl2k 2048 91437 0 91390 15 7 8 13 0 8 1 mtagpl 96 49 0 28 2 1 1 1 0 8 0 mbufpl 256 148992 0 148889 39 24 15 30 0 8 8 bufpl 280 4562 0 140 316 0 316 316 0 8 0 anonpl 16 104473 0 87274 97 11 86 86 0 107 12 amapchunkpl 152 3734 0 3592 15 7 8 13 0 158 0 amappl16 192 4988 0 3973 77 18 59 64 0 8 8 amappl15 184 9 0 7 1 0 1 1 0 8 0 amappl14 176 26 0 21 1 0 1 1 0 8 0 amappl13 168 36 0 32 1 0 1 1 0 8 0 amappl12 160 9 0 6 1 0 1 1 0 8 0 amappl11 152 46 0 37 1 0 1 1 0 8 0 amappl10 144 366 0 360 1 0 1 1 0 8 0 amappl9 136 776 0 774 1 0 1 1 0 8 0 amappl8 128 761 0 714 2 0 2 2 0 8 0 amappl7 120 456 0 443 1 0 1 1 0 8 0 amappl6 112 25 0 20 1 0 1 1 0 8 0 amappl5 104 888 0 875 1 0 1 1 0 8 0 amappl4 96 417 0 396 1 0 1 1 0 8 0 amappl3 88 139 0 133 1 0 1 1 0 8 0 amappl2 80 6809 0 6741 2 0 2 2 0 8 0 amappl1 72 29715 0 29298 24 15 9 17 0 8 0 amappl 80 2098 0 2050 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 41 0 0 1 0 1 1 0 8 0 uaddrrnd 24 968 0 944 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 968 0 944 1 0 1 1 0 8 0 vmmpekpl 168 9413 0 9377 2 0 2 2 0 8 0 vmmpepl 168 120982 0 118827 137 32 105 116 0 357 11 vmsppl 272 967 0 944 2 0 2 2 0 8 0 pdppl 4096 1942 0 1898 6 0 6 6 0 8 0 pvpl 32 295553 0 275517 215 16 199 199 0 265 27 pmappl 200 967 0 944 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 279 0 49 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(ffff800000b49a58,ffff800000b35800,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b35800) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b35800) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000af48a8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad2000,3,ffff80001d6ef610) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad2000,3,ffff80001d6ef610) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd806521c000,cd604404,ffff800000ad2000,3,fffffd806c3bf9c0,ffff80001d6ef610) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805718fb50,cd604404,ffff800000ad2000,ffff80001d6ef610) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6ef610,ffff80001e7d74a8,ffff80001e7d74f0) at sys_ioctl+0x4a1 syscall(ffff80001e7d7570) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x38f234d6e00, 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(ffff800000b49a58,ffff800000b35800,0,c3) at pfi_table_update+0x174 pfi_kif_update(ffff800000b35800) at pfi_kif_update+0xba pfi_dynaddr_update sys/net/pf_if.c:466 [inline] pfi_kif_update(ffff800000b35800) at pfi_kif_update+0xba sys/net/pf_if.c:442 pfi_dynaddr_setup(ffff800000af48a8,0) at pfi_dynaddr_setup+0x3fa sys/net/pf_if.c:420 pfioctl(4900,cd604404,ffff800000ad2000,3,ffff80001d6ef610) at pfioctl+0x51b2 pf_addr_setup sys/net/pf_ioctl.c:893 [inline] pfioctl(4900,cd604404,ffff800000ad2000,3,ffff80001d6ef610) at pfioctl+0x51b2 sys/net/pf_ioctl.c:1265 VOP_IOCTL(fffffd806521c000,cd604404,ffff800000ad2000,3,fffffd806c3bf9c0,ffff80001d6ef610) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805718fb50,cd604404,ffff800000ad2000,ffff80001d6ef610) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6ef610,ffff80001e7d74a8,ffff80001e7d74f0) at sys_ioctl+0x4a1 syscall(ffff80001e7d7570) at syscall+0x507 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x38f234d6e00, count: -11