uvm_fault(0xfffffd8058009890, 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(0xfffffd8058009890, 0x40010054, 0, 1) -> e pfi_dynaddr_remove(ffff800000b15de8) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 end trace frame: 0xffff80001d430570, count: 0 ddb> trace pfi_dynaddr_remove(ffff800000b15de8) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 pf_rm_rule(0,ffff800000b15a90) at pf_rm_rule+0x3df sys/net/pf_ioctl.c:274 pfioctl(4900,cd604404,ffff8000009fb000,2,ffff8000ffff2c70) at pfioctl+0x3082 VOP_IOCTL(fffffd805d5da5b0,cd604404,ffff8000009fb000,2,fffffd806c3be8a0,ffff8000ffff2c70) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd805e5a1090,cd604404,ffff8000009fb000,ffff8000ffff2c70) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff8000ffff2c70,ffff80001d4309b8,ffff80001d430a00) at sys_ioctl+0x5b9 syscall(ffff80001d430a80) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb37a8856680, count: -8 ddb> show registers rdi 0x2 rsi 0x2 rbp 0xffff80001d430510 rbx 0xffff800000b15cd8 rdx 0x4aa rcx 0xffff80001f639000 rax 0xffff8000009f19c0 r8 0x101010101010101 r9 0x5 r10 0xffff8000009f19c0 r11 0xbd89559c7ae1b604 r12 0xffff800000b15de8 r13 0xffff800000b15d60 r14 0xffff800000b15de8 r15 0x4000fffc rip 0xffffffff81708fca pfi_dynaddr_remove+0x4a cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80001d4304e0 ss 0x10 pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> show proc PROC (syz-executor.0) pid=337083 stat=onproc flags process=0 proc=4000000 pri=79, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff2508,0xffffffff82560d28 process=0xffff8000ffff6010 user=0xffff80001d42b000, vmspace=0xfffffd8058009890 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 39827 11266 78504 0 2 0 syz-executor.0 *39827 337083 78504 0 7 0x4000000 syz-executor.0 12585 351077 65844 0 2 0x2 syz-executor.1 78504 232391 65844 0 3 0x82 nanosleep syz-executor.0 65844 117123 95438 0 3 0x82 thrsleep syz-fuzzer 65844 185469 95438 0 3 0x4000082 nanosleep syz-fuzzer 65844 213654 95438 0 3 0x4000082 thrsleep syz-fuzzer 65844 466384 95438 0 3 0x4000082 thrsleep syz-fuzzer 65844 298704 95438 0 3 0x4000082 kqread syz-fuzzer 65844 98581 95438 0 3 0x4000082 thrsleep syz-fuzzer 65844 436166 95438 0 3 0x4000082 thrsleep syz-fuzzer 65844 126912 95438 0 3 0x4000082 thrsleep syz-fuzzer 95438 484953 88479 0 3 0x10008a pause ksh 88479 264723 88016 0 3 0x92 select sshd 5476 418623 1 0 3 0x100083 ttyin getty 88016 291356 1 0 3 0x80 select sshd 46373 280813 44942 73 3 0x100090 kqread syslogd 44942 124645 1 0 3 0x100082 netio syslogd 10645 82016 1 77 3 0x100090 poll dhclient 66121 152384 1 0 3 0x80 poll dhclient 73180 133442 0 0 2 0x14200 zerothread 27324 77274 0 0 3 0x14200 aiodoned aiodoned 35798 248975 0 0 3 0x14200 syncer update 86751 368836 0 0 3 0x14200 cleaner cleaner 79584 486416 0 0 3 0x14200 reaper reaper 44621 249040 0 0 3 0x14200 pgdaemon pagedaemon 586 502254 0 0 3 0x14200 bored crynlk 92125 505049 0 0 3 0x14200 bored crypto 84448 36031 0 0 3 0x40014200 acpi0 acpi0 21233 502656 0 0 3 0x14200 bored softnet 19737 43663 0 0 3 0x14200 bored systqmp 6097 209525 0 0 3 0x14200 bored systq 92726 107634 0 0 3 0x40014200 bored softclock 30712 483095 0 0 3 0x40014200 idle0 62328 334326 0 0 3 0x14200 bored smr 1 87762 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 9456 6329K 6341K 78643K 12738 0 pcb 13 8K 8K 78643K 628 0 rtable 108 3K 4K 78643K 330 0 ifaddr 41 10K 11K 78643K 68 0 counters 19 16K 16K 78643K 19 0 ioctlops 1 4K 4K 78643K 1482 0 iov 0 0K 16K 78643K 254 0 mount 1 1K 1K 78643K 1 0 vnodes 1224 77K 77K 78643K 3205 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 646 0 VM map 2 0K 0K 78643K 2 0 sem 12 1K 1K 78643K 464 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 17353 0 sigio 1 0K 0K 78643K 18 0 proc 196 47K 64K 78643K 3322 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 138 0 in_multi 33 2K 2K 78643K 33 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 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 181 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 120 38K 39K 78643K 36414 0 UVM aobj 130 4K 4K 78643K 130 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 5 0K 0K 78643K 9 0 temp 105 3020K 3086K 78643K 40785 0 kqueue 0 0K 0K 78643K 23 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 80 385 0 383 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 27663 0 27653 6 4 2 2 0 8 1 syncache 264 4 0 4 1 1 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpcb 544 63 0 59 1 0 1 1 0 8 0 inpcb 280 8013 0 8006 11 10 1 2 0 8 0 nd6 48 4 0 0 1 0 1 1 0 8 0 pfrktable 1344 68 0 67 4 3 1 1 0 8 0 pfrule 1360 714 0 32 57 0 57 57 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 semapl 112 462 0 452 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 20007 0 18579 48 1 47 47 0 8 0 ffsino 240 20007 0 18579 85 0 85 85 0 8 0 nchpl 144 42859 0 41181 64 1 63 63 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 111209 0 111209 1 0 1 1 0 8 1 vcpupl 1984 2 0 0 1 0 1 1 0 8 0 vmpool 528 2 0 0 1 0 1 1 0 8 0 pfiaddrpl 120 22 0 22 2 2 0 1 0 8 0 scxspl 192 111282 0 111282 1 0 1 1 0 8 1 plimitpl 152 58 0 51 1 0 1 1 0 8 0 sigapl 432 17524 0 17511 2 0 2 2 0 8 0 futexpl 56 179033 0 179033 1 0 1 1 0 8 1 knotepl 112 486 0 467 1 0 1 1 0 8 0 kqueuepl 104 14490 0 14484 1 0 1 1 0 8 0 pipepl 112 2706 0 2687 1 0 1 1 0 8 0 fdescpl 424 17525 0 17511 2 0 2 2 0 8 0 filepl 120 99264 0 99158 20 15 5 6 0 8 1 lockfpl 104 1957 0 1954 1 0 1 1 0 8 0 lockfspl 48 884 0 881 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 8954 0 8947 1 0 1 1 0 8 0 zombiepl 144 17511 0 17511 1 0 1 1 0 8 1 processpl 872 17539 0 17511 4 0 4 4 0 8 0 procpl 632 35347 0 35311 4 0 4 4 0 8 0 sockpl 384 36071 0 36052 48 43 5 8 0 8 3 mcl64k 65536 364 0 364 12 12 0 1 0 8 0 mcl16k 16384 33 0 33 10 10 0 1 0 8 0 mcl12k 12288 583 0 583 20 19 1 1 0 8 1 mcl9k 9216 443 0 443 13 13 0 1 0 8 0 mcl8k 8192 369 0 369 15 14 1 1 0 8 1 mcl4k 4096 1540 0 1540 14 13 1 1 0 8 1 mcl2k2 2112 71 0 71 18 18 0 1 0 8 0 mcl2k 2048 45750 0 45711 20 14 6 10 0 8 0 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 166643 0 166530 14 5 9 12 0 8 0 bufpl 280 23563 0 17379 442 0 442 442 0 8 0 anonpl 16 1043037 0 1038569 58 38 20 36 0 107 0 amapchunkpl 152 54636 0 54545 20 16 4 8 0 158 0 amappl16 192 71626 0 71406 31 19 12 22 0 8 0 amappl15 184 8715 0 8710 1 0 1 1 0 8 0 amappl14 176 26 0 24 1 0 1 1 0 8 0 amappl13 168 8658 0 8655 1 0 1 1 0 8 0 amappl12 160 6 0 6 2 2 0 1 0 8 0 amappl11 152 47 0 36 1 0 1 1 0 8 0 amappl10 144 18 0 14 1 0 1 1 0 8 0 amappl9 136 556 0 553 1 0 1 1 0 8 0 amappl8 128 204 0 172 3 1 2 2 0 8 0 amappl7 120 100 0 88 1 0 1 1 0 8 0 amappl6 112 58 0 53 1 0 1 1 0 8 0 amappl5 104 522 0 512 1 0 1 1 0 8 0 amappl4 96 17817 0 17788 1 0 1 1 0 8 0 amappl3 88 1154 0 1147 1 0 1 1 0 8 0 amappl2 80 157525 0 157455 3 1 2 3 0 8 0 amappl1 72 289530 0 289107 25 15 10 20 0 8 0 amappl 80 35567 0 35531 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 64 129 0 0 3 0 3 3 0 8 0 uaddrrnd 24 17527 0 17511 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 17527 0 17511 1 0 1 1 0 8 0 vmmpekpl 168 80535 0 80513 2 0 2 2 0 8 0 vmmpepl 168 1957854 0 1956530 105 42 63 78 0 357 4 vmsppl 272 17526 0 17511 3 1 2 2 0 8 0 pdppl 4096 35060 0 35024 6 1 5 6 0 8 0 pvpl 32 2924479 0 2916999 213 147 66 116 0 265 2 pmappl 200 17526 0 17511 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 258 0 72 7 1 6 6 0 8 0