uvm_fault(0xfffffd8054269de0, 0x40010054, 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(0xfffffd8054269de0, 0x40010054, 0, 1) -> e pfi_dynaddr_remove(ffff800000b18598) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 end trace frame: 0xffff80001f46f4f0, count: 0 ddb> trace pfi_dynaddr_remove(ffff800000b18598) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 pf_rm_rule(0,ffff800000b18560) at pf_rm_rule+0x3ae sys/net/pf_ioctl.c:303 pfioctl(4900,cd604404,ffff8000009fc000,2,ffff8000ffff38c8) at pfioctl+0x3082 VOP_IOCTL(fffffd80667735b0,cd604404,ffff8000009fc000,2,fffffd806c3beae0,ffff8000ffff38c8) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd80663fde88,cd604404,ffff8000009fc000,ffff8000ffff38c8) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff8000ffff38c8,ffff80001f46f938,ffff80001f46f980) at sys_ioctl+0x5b9 syscall(ffff80001f46fa00) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbd938671910, count: -8 ddb> show registers rdi 0x2 rsi 0x2 rbp 0xffff80001f46f490 rbx 0x2 rdx 0x1ad rcx 0xffff800020645000 rax 0xffff800000a162c0 r8 0xf8 r9 0x5 r10 0xffff800000a162c0 r11 0xdc68f553e69f6c31 r12 0xffff800000b18598 r13 0x10 r14 0xffff800000b18598 r15 0x4000fffc rip 0xffffffff8112b48a pfi_dynaddr_remove+0x4a cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80001f46f460 ss 0x10 pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> show proc PROC (syz-executor.1) pid=378623 stat=onproc flags process=0 proc=4000000 pri=81, usrpri=81, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff2c70,0xffffffff8258dce8 process=0xffff8000ffff6db0 user=0xffff80001f46a000, vmspace=0xfffffd8054269de0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 54802 329395 59936 0 2 0 syz-executor.1 *54802 378623 59936 0 7 0x4000000 syz-executor.1 27123 68395 0 0 3 0x14200 bored sosplice 59936 319545 60273 0 3 0x82 nanosleep syz-executor.1 40134 291484 60273 0 2 0x2 syz-executor.0 60273 455036 37449 0 3 0x82 thrsleep syz-fuzzer 60273 120386 37449 0 3 0x4000082 nanosleep syz-fuzzer 60273 36390 37449 0 3 0x4000082 thrsleep syz-fuzzer 60273 473185 37449 0 3 0x4000082 thrsleep syz-fuzzer 60273 294121 37449 0 3 0x4000082 kqread syz-fuzzer 60273 446350 37449 0 3 0x4000082 thrsleep syz-fuzzer 60273 439829 37449 0 3 0x4000082 thrsleep syz-fuzzer 60273 347178 37449 0 3 0x4000082 thrsleep syz-fuzzer 37449 79471 58968 0 3 0x10008a pause ksh 58968 216954 18186 0 3 0x92 select sshd 70560 8131 1 0 3 0x100083 ttyin getty 18186 259301 1 0 3 0x80 select sshd 23696 495595 25628 73 3 0x100090 kqread syslogd 25628 255814 1 0 3 0x100082 netio syslogd 18069 476195 1 77 3 0x100090 poll dhclient 85220 91631 1 0 3 0x80 poll dhclient 57919 362845 0 0 2 0x14200 zerothread 2741 198989 0 0 3 0x14200 aiodoned aiodoned 89891 250022 0 0 3 0x14200 syncer update 24262 325620 0 0 3 0x14200 cleaner cleaner 20262 471471 0 0 3 0x14200 reaper reaper 66492 424310 0 0 3 0x14200 pgdaemon pagedaemon 36435 120733 0 0 3 0x14200 bored crynlk 84738 466574 0 0 3 0x14200 bored crypto 62036 69053 0 0 3 0x40014200 acpi0 acpi0 15077 52186 0 0 3 0x14200 bored softnet 91556 258242 0 0 3 0x14200 bored systqmp 15152 59677 0 0 3 0x14200 bored systq 86011 330072 0 0 3 0x40014200 bored softclock 2565 283735 0 0 3 0x40014200 idle0 60220 167020 0 0 3 0x14200 bored smr 1 416701 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 9458 6342K 6730K 78643K 17080 0 pcb 13 8K 8K 78643K 2539 0 rtable 111 4K 4K 78643K 643 0 ifaddr 51 12K 13K 78643K 1130 0 counters 19 16K 16K 78643K 19 0 ioctlops 1 4K 4K 78643K 3675 0 iov 0 0K 16K 78643K 735 0 mount 1 1K 1K 78643K 1 0 vnodes 1244 78K 79K 78643K 11781 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 204 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 1041 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 39228 0 sigio 0 0K 0K 78643K 584 0 proc 51 38K 63K 78643K 10953 0 subproc 32 2K 2K 78643K 51 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 251 0 in_multi 33 2K 2K 78643K 115 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 55 254K 254K 78643K 55 0 exec 0 0K 1K 78643K 234 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 71K 80K 78643K 81586 0 UVM aobj 130 5K 5K 78643K 276 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 633 0 NDP 6 0K 0K 78643K 28 0 temp 129 3060K 3124K 78643K 101277 0 kqueue 0 0K 0K 78643K 292 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 8 0 2 1 0 1 1 0 8 0 rtpcb 80 264 0 262 1 0 1 1 0 8 0 rtentry 112 55 0 11 2 0 2 2 0 8 0 unpcb 120 27195 0 27187 23 22 1 3 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 sackhl 24 54 0 54 28 27 1 1 0 8 1 tcpqe 32 20 0 20 1 1 0 1 0 8 0 tcpcb 544 2366 0 2362 1 0 1 1 0 8 0 ipq 40 145 0 145 1 1 0 1 0 8 0 ipqe 40 426 0 426 1 1 0 1 0 8 0 inpcb 280 21530 0 21523 43 42 1 3 0 8 0 nd6 48 6 0 2 1 0 1 1 0 8 0 pkpcb 40 34 0 34 6 6 0 1 0 8 0 ppxss 1128 16 0 15 2 1 1 1 0 8 0 pfosfp 40 3 0 2 1 0 1 1 0 8 0 pfosfpen 112 3 0 2 1 0 1 1 0 8 0 pfrktable 1344 133 0 133 1 0 1 1 0 8 1 pftag 88 1 0 0 1 0 1 1 0 8 0 pfqueue 264 146 0 14 9 0 9 9 0 8 0 pfrule 1360 1029 0 438 50 0 50 50 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 258 0 43 14 0 14 14 0 8 0 art_table 32 259 0 43 2 0 2 2 0 8 0 art_node 16 54 0 14 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 0 1 0 1 1 0 8 0 semapl 112 1039 0 1029 1 0 1 1 0 8 0 shmpl 112 274 0 146 5 1 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 51016 0 49595 46 0 46 46 0 8 0 ffsino 240 51016 0 49595 84 0 84 84 0 8 0 nchpl 144 101306 0 99551 68 2 66 66 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 251916 0 251915 1 0 1 1 0 8 0 vcpupl 1984 5 0 0 1 0 1 1 0 8 0 vmpool 528 5 0 0 1 0 1 1 0 8 0 scsiplug 64 254 0 254 3 3 0 1 0 8 0 scxspl 192 261315 0 261315 1 0 1 1 0 8 1 plimitpl 152 360 0 353 1 0 1 1 0 8 0 sigapl 432 39396 0 39383 2 0 2 2 0 8 0 futexpl 56 362909 0 362909 1 0 1 1 0 8 1 knotepl 112 2418 0 2399 1 0 1 1 0 8 0 kqueuepl 104 5935 0 5932 1 0 1 1 0 8 0 pipepl 112 45542 0 45523 33 32 1 3 0 8 0 fdescpl 424 39397 0 39383 2 0 2 2 0 8 0 filepl 120 190136 0 190039 63 59 4 6 0 8 1 lockfpl 104 8159 0 8158 1 0 1 1 0 8 0 lockfspl 48 2468 0 2467 1 0 1 1 0 8 0 sessionpl 112 18 0 8 1 0 1 1 0 8 0 pgrppl 48 986 0 976 1 0 1 1 0 8 0 ucredpl 96 16113 0 16106 1 0 1 1 0 8 0 zombiepl 144 39385 0 39385 1 0 1 1 0 8 1 processpl 872 39414 0 39385 4 0 4 4 0 8 0 procpl 632 80676 0 80639 4 0 4 4 0 8 0 sockpl 384 50194 0 50177 122 120 2 9 0 8 0 mcl64k 65536 545 0 545 31 31 0 1 0 8 0 mcl16k 16384 148 0 148 29 29 0 1 0 8 0 mcl12k 12288 543 0 543 38 38 0 1 0 8 0 mcl9k 9216 417 0 417 36 35 1 1 0 8 1 mcl8k 8192 1562 0 1562 46 45 1 1 0 8 1 mcl4k 4096 2613 0 2613 36 35 1 1 0 8 1 mcl2k2 2112 104 0 104 34 34 0 1 0 8 0 mcl2k 2048 72269 0 72232 64 58 6 11 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 323428 0 323304 25 15 10 11 0 8 0 bufpl 280 46369 0 40185 442 0 442 442 0 8 0 anonpl 16 2183673 0 2178522 51 29 22 37 0 107 0 amapchunkpl 152 123183 0 123089 15 10 5 8 0 158 0 amappl16 192 144977 0 144755 35 23 12 24 0 8 0 amappl15 184 20346 0 20342 1 0 1 1 0 8 0 amappl14 176 32 0 31 1 0 1 1 0 8 0 amappl13 168 9413 0 9410 1 0 1 1 0 8 0 amappl12 160 19518 0 19517 2 1 1 1 0 8 0 amappl11 152 47 0 36 1 0 1 1 0 8 0 amappl10 144 25 0 22 1 0 1 1 0 8 0 amappl9 136 578 0 574 1 0 1 1 0 8 0 amappl8 128 611 0 544 3 0 3 3 0 8 0 amappl7 120 97 0 85 1 0 1 1 0 8 0 amappl6 112 56 0 47 1 0 1 1 0 8 0 amappl5 104 19739 0 19729 1 0 1 1 0 8 0 amappl4 96 48235 0 48205 1 0 1 1 0 8 0 amappl3 88 1219 0 1208 1 0 1 1 0 8 0 amappl2 80 319314 0 319245 3 1 2 3 0 8 0 amappl1 72 622026 0 621604 26 17 9 20 0 8 0 amappl 80 80927 0 80887 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 64 275 0 146 3 0 3 3 0 8 0 uaddrrnd 24 39402 0 39383 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 39402 0 39383 1 0 1 1 0 8 0 vmmpekpl 168 235845 0 235822 2 0 2 2 0 8 0 vmmpepl 168 4299687 0 4298322 127 62 65 79 0 357 1 vmsppl 272 39401 0 39383 3 1 2 2 0 8 0 pdppl 4096 78810 0 78771 8 2 6 6 0 8 1 pvpl 32 6329652 0 6321358 285 216 69 116 0 265 1 pmappl 200 39401 0 39383 2 0 2 2 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 398 0 218 6 0 6 6 0 8 0