uvm_fault(0xfffffd806bc09990, 0x440010051, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd806bc09990, 0x440010051, 0, 1) -> e pfi_dynaddr_remove(ffff800000c6f040) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 end trace frame: 0xffff80001e44db30, count: 0 ddb> trace pfi_dynaddr_remove(ffff800000c6f040) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 pf_rm_rule(0,ffff800000c6f008) at pf_rm_rule+0x3ae sys/net/pf_ioctl.c:303 pfioctl(4900,cd604404,ffff8000009fd000,c2,ffff8000ffff2780) at pfioctl+0x3082 VOP_IOCTL(fffffd805da714e0,cd604404,ffff8000009fd000,c2,fffffd806c3be780,ffff8000ffff2780) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd805426db58,cd604404,ffff8000009fd000,ffff8000ffff2780) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff8000ffff2780,ffff80001e44df78,ffff80001e44dfc0) at sys_ioctl+0x5b9 syscall(ffff80001e44e040) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdaf43402060, count: -8 ddb> show registers rdi 0x2 rsi 0x2 rbp 0xffff80001e44dad0 rbx 0x2 rdx 0x7b9 rcx 0xffff80001d643000 rax 0xffff8000009f28c0 r8 0xf8 r9 0x5 r10 0xffff8000009f28c0 r11 0x999361ccac161c5 r12 0xffff800000c6f040 r13 0x10 r14 0xffff800000c6f040 r15 0x44000fff9 rip 0xffffffff819b386a pfi_dynaddr_remove+0x4a cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80001e44daa0 ss 0x10 pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> show proc PROC (syz-executor.1) pid=475997 stat=onproc flags process=10 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff2018,0xffff8000ffff2a08 process=0xffff8000ffff6db0 user=0xffff80001e449000, vmspace=0xfffffd806bc09990 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 74910 237150 81253 0 2 0x10 syz-executor.1 74910 521400 81253 0 3 0x4000090 lockf syz-executor.1 *74910 475997 81253 0 7 0x4000010 syz-executor.1 74910 290562 81253 0 2 0x4000010 syz-executor.1 81253 481124 37953 0 3 0x82 nanosleep syz-executor.1 89299 346856 37953 0 2 0x2 syz-executor.0 37953 123290 38302 0 3 0x82 thrsleep syz-fuzzer 37953 223053 38302 0 3 0x4000082 nanosleep syz-fuzzer 37953 291118 38302 0 3 0x4000082 thrsleep syz-fuzzer 37953 438524 38302 0 3 0x4000082 thrsleep syz-fuzzer 37953 114522 38302 0 3 0x4000082 thrsleep syz-fuzzer 37953 51511 38302 0 3 0x4000082 thrsleep syz-fuzzer 37953 317388 38302 0 3 0x4000082 thrsleep syz-fuzzer 37953 423475 38302 0 3 0x4000082 kqread syz-fuzzer 38302 56430 74813 0 3 0x10008a pause ksh 74813 157939 38788 0 3 0x92 select sshd 52338 454890 1 0 3 0x100083 ttyin getty 38788 97291 1 0 3 0x80 select sshd 67501 281567 67609 73 3 0x100090 kqread syslogd 67609 243291 1 0 3 0x100082 netio syslogd 38735 490757 1 77 3 0x100090 poll dhclient 15199 335451 1 0 3 0x80 poll dhclient 10052 514406 0 0 2 0x14200 zerothread 41769 464124 0 0 3 0x14200 aiodoned aiodoned 61369 230208 0 0 3 0x14200 syncer update 81429 337023 0 0 3 0x14200 cleaner cleaner 81272 330422 0 0 3 0x14200 reaper reaper 71742 302143 0 0 3 0x14200 pgdaemon pagedaemon 97233 270893 0 0 3 0x14200 bored crynlk 12992 54716 0 0 3 0x14200 bored crypto 56288 300154 0 0 3 0x40014200 acpi0 acpi0 29217 40001 0 0 3 0x14200 bored softnet 98028 322371 0 0 3 0x14200 bored systqmp 31983 41518 0 0 3 0x14200 bored systq 41491 296079 0 0 3 0x40014200 bored softclock 93073 114108 0 0 3 0x40014200 idle0 99245 77680 0 0 3 0x14200 bored smr 1 470344 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 9457 6333K 6590K 78643K 12700 0 pcb 13 8K 8K 78643K 293 0 rtable 108 3K 3K 78643K 310 0 ifaddr 43 11K 11K 78643K 43 0 counters 19 16K 16K 78643K 19 0 ioctlops 1 4K 4K 78643K 2238 0 iov 0 0K 0K 78643K 67 0 mount 1 1K 1K 78643K 1 0 vnodes 1220 77K 77K 78643K 3739 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 146 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 0K 78643K 201 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 18497 0 sigio 0 0K 0K 78643K 31 0 proc 560 70K 70K 78643K 871 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 122 0 in_multi 33 2K 2K 78643K 49 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 73 334K 334K 78643K 73 0 exec 0 0K 1K 78643K 231 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 118 22K 22K 78643K 38704 0 UVM aobj 130 4K 4K 78643K 147 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 5 0K 0K 78643K 9 0 temp 118 3046K 3124K 78643K 53620 0 kqueue 0 0K 0K 78643K 419 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 80 794 0 792 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 24859 0 24849 7 6 1 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 sackhl 24 16 0 16 5 5 0 1 0 8 0 tcpcb 544 250 0 246 1 0 1 1 0 8 0 inpcb 280 9153 0 9144 10 8 2 2 0 8 1 nd6 48 4 0 0 1 0 1 1 0 8 0 pfrktable 1344 1 0 0 1 0 1 1 0 8 0 pfrule 1360 1598 0 0 134 0 134 134 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 212 0 0 14 0 14 14 0 8 0 art_table 32 213 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 4 3 3 0 1 0 8 0 semapl 112 199 0 189 1 0 1 1 0 8 0 shmpl 112 145 0 17 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 22668 0 21268 46 0 46 46 0 8 0 ffsino 240 22668 0 21268 83 0 83 83 0 8 0 nchpl 144 43809 0 42171 61 0 61 61 0 8 0 uvmvnodes 72 5926 0 0 108 0 108 108 0 8 0 vnodes 208 5926 0 0 312 0 312 312 0 8 0 namei 1024 123927 0 123927 1 0 1 1 0 8 1 scxspl 192 122298 0 122298 1 0 1 1 0 8 1 plimitpl 152 38 0 31 1 0 1 1 0 8 0 sigapl 432 18668 0 18655 2 0 2 2 0 8 0 futexpl 56 165683 0 165683 1 0 1 1 0 8 1 knotepl 112 11676 0 11654 14 13 1 3 0 8 0 kqueuepl 104 14102 0 14094 1 0 1 1 0 8 0 pipepl 112 5132 0 5113 2 1 1 2 0 8 0 fdescpl 424 18669 0 18655 2 0 2 2 0 8 0 filepl 120 107037 0 106929 25 20 5 5 0 8 1 lockfpl 104 6124 0 6121 1 0 1 1 0 8 0 lockfspl 48 2529 0 2527 1 0 1 1 0 8 0 sessionpl 112 17 0 7 1 0 1 1 0 8 0 pgrppl 48 63 0 53 1 0 1 1 0 8 0 ucredpl 96 23512 0 23504 1 0 1 1 0 8 0 zombiepl 144 18655 0 18655 1 0 1 1 0 8 1 processpl 872 18683 0 18655 4 0 4 4 0 8 0 procpl 632 37996 0 37958 4 0 4 4 0 8 0 sockpl 384 34811 0 34790 51 46 5 6 0 8 2 mcl64k 65536 58 0 58 8 8 0 1 0 8 0 mcl16k 16384 27 0 27 9 8 1 1 0 8 1 mcl12k 12288 61 0 61 10 9 1 1 0 8 1 mcl9k 9216 63 0 63 5 4 1 1 0 8 1 mcl8k 8192 244 0 244 12 11 1 1 0 8 1 mcl4k 4096 970 0 970 20 19 1 1 0 8 1 mcl2k2 2112 53 0 53 13 13 0 1 0 8 0 mcl2k 2048 40030 0 39992 19 13 6 12 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 147097 0 146939 19 7 12 12 0 8 0 bufpl 280 26308 0 20124 442 0 442 442 0 8 0 anonpl 16 1047874 0 1043568 22 4 18 19 0 107 0 amapchunkpl 152 58016 0 57923 6 1 5 6 0 158 0 amappl16 192 74389 0 74207 18 8 10 11 0 8 0 amappl15 184 58 0 53 1 0 1 1 0 8 0 amappl14 176 9241 0 9238 1 0 1 1 0 8 0 amappl13 168 4 0 3 1 0 1 1 0 8 0 amappl12 160 2 0 2 1 1 0 1 0 8 0 amappl11 152 46 0 35 1 0 1 1 0 8 0 amappl10 144 9263 0 9259 1 0 1 1 0 8 0 amappl9 136 565 0 562 1 0 1 1 0 8 0 amappl8 128 205 0 167 2 0 2 2 0 8 0 amappl7 120 9338 0 9327 1 0 1 1 0 8 0 amappl6 112 54 0 50 1 0 1 1 0 8 0 amappl5 104 191 0 179 1 0 1 1 0 8 0 amappl4 96 9575 0 9548 1 0 1 1 0 8 0 amappl3 88 18561 0 18549 1 0 1 1 0 8 0 amappl2 80 146725 0 146656 3 1 2 3 0 8 0 amappl1 72 316285 0 315853 26 17 9 20 0 8 0 amappl 80 38211 0 38175 1 0 1 1 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 64 146 0 17 3 0 3 3 0 8 0 uaddrrnd 24 18669 0 18655 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 18669 0 18655 1 0 1 1 0 8 0 vmmpekpl 168 75053 0 75033 3 1 2 2 0 8 0 vmmpepl 168 2072435 0 2071132 105 43 62 78 0 357 5 vmsppl 272 18668 0 18655 2 1 1 2 0 8 0 pdppl 4096 37344 0 37310 6 1 5 6 0 8 0 pvpl 32 3005461 0 2998120 164 103 61 115 0 265 1 pmappl 200 18668 0 18655 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 334 0 70 8 0 8 8 0 8 0