uvm_fault(0xfffffd806bc09ee0, 0x40010057, 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(0xfffffd806bc09ee0, 0x40010057, 0, 1) -> e pfi_dynaddr_remove(ffff800000aed8d8) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 end trace frame: 0xffff80001d439cd0, count: 0 ddb> trace pfi_dynaddr_remove(ffff800000aed8d8) at pfi_dynaddr_remove+0x4a sys/net/pf_if.c:602 pf_rm_rule(0,ffff800000aed580) at pf_rm_rule+0x3df sys/net/pf_ioctl.c:274 pfioctl(4900,cd604404,ffff8000009fc000,2,ffff8000ffff2290) at pfioctl+0x3082 VOP_IOCTL(fffffd805db014e0,cd604404,ffff8000009fc000,2,fffffd806c3bea20,ffff8000ffff2290) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:291 vn_ioctl(fffffd8062f5de20,cd604404,ffff8000009fc000,ffff8000ffff2290) at vn_ioctl+0xb7 sys/kern/vfs_vnops.c:533 sys_ioctl(ffff8000ffff2290,ffff80001d43a118,ffff80001d43a160) at sys_ioctl+0x5b9 syscall(ffff80001d43a1e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:555 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xd40f8fdb9e0, count: -8 ddb> show registers rdi 0x2 rsi 0x2 rbp 0xffff80001d439c70 rbx 0xffff800000aed7c8 rdx 0x1a6 rcx 0xffff80001d443000 rax 0xffff8000009f2700 r8 0xf8 r9 0x5 r10 0xffff8000009f2700 r11 0x7ba030a1983163f9 r12 0xffff800000aed8d8 r13 0xffff800000aed850 r14 0xffff800000aed8d8 r15 0x4000ffff rip 0xffffffff81d064da pfi_dynaddr_remove+0x4a cs 0x8 rflags 0x10206 __ALIGN_SIZE+0xf206 rsp 0xffff80001d439c40 ss 0x10 pfi_dynaddr_remove+0x4a: movq 0x58(%r15),%r12 ddb> show proc PROC (syz-executor.1) pid=79187 stat=onproc flags process=0 proc=4000000 pri=76, usrpri=76, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff29f8,0xffffffff8256b150 process=0xffff8000ffff6010 user=0xffff80001d435000, vmspace=0xfffffd806bc09ee0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 15469 178924 35903 0 2 0 syz-executor.1 *15469 79187 35903 0 7 0x4000000 syz-executor.1 32829 509992 0 0 3 0x14200 acct acct 44630 390547 84981 0 2 0x2 syz-executor.0 35903 143705 84981 0 2 0x482 syz-executor.1 84981 312279 88018 0 3 0x82 thrsleep syz-fuzzer 84981 193911 88018 0 3 0x4000082 nanosleep syz-fuzzer 84981 426077 88018 0 3 0x4000082 kqread syz-fuzzer 84981 65031 88018 0 3 0x4000082 thrsleep syz-fuzzer 84981 377059 88018 0 3 0x4000082 thrsleep syz-fuzzer 84981 123077 88018 0 3 0x4000082 thrsleep syz-fuzzer 84981 250259 88018 0 3 0x4000082 thrsleep syz-fuzzer 84981 2422 88018 0 3 0x4000082 thrsleep syz-fuzzer 84981 49880 88018 0 3 0x4000082 thrsleep syz-fuzzer 88018 491494 9059 0 3 0x10008a pause ksh 9059 243193 65381 0 3 0x92 select sshd 86196 477486 1 0 3 0x100083 ttyin getty 65381 411024 1 0 3 0x80 select sshd 29403 63253 47497 73 2 0x100090 syslogd 47497 383716 1 0 3 0x100082 netio syslogd 51662 54475 1 77 3 0x100090 poll dhclient 31452 489399 1 0 3 0x80 poll dhclient 19651 163266 0 0 2 0x14200 zerothread 63273 484179 0 0 3 0x14200 aiodoned aiodoned 53579 201982 0 0 3 0x14200 syncer update 53322 223938 0 0 3 0x14200 cleaner cleaner 95305 359418 0 0 3 0x14200 reaper reaper 45495 96078 0 0 3 0x14200 pgdaemon pagedaemon 52493 353239 0 0 3 0x14200 bored crynlk 15646 39380 0 0 3 0x14200 bored crypto 1761 404637 0 0 3 0x40014200 acpi0 acpi0 9874 271611 0 0 3 0x14200 bored softnet 8808 53888 0 0 3 0x14200 bored systqmp 6970 178730 0 0 3 0x14200 bored systq 75934 68007 0 0 3 0x40014200 bored softclock 75117 228438 0 0 3 0x40014200 idle0 46559 457743 0 0 3 0x14200 bored smr 1 339942 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 9479 6335K 6652K 78643K 15275 0 pcb 13 8K 8K 78643K 492 0 rtable 106 3K 4K 78643K 615 0 ifaddr 41 10K 11K 78643K 742 0 counters 19 16K 16K 78643K 19 0 ioctlops 1 4K 4K 78643K 1478 0 iov 0 0K 12K 78643K 75 0 mount 1 1K 1K 78643K 1 0 vnodes 1218 77K 77K 78643K 1890 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 151 0 VM map 2 0K 0K 78643K 2 0 sem 5 0K 0K 78643K 6 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1794 195K 288K 78643K 12646 0 file desc 5 13K 25K 78643K 10065 0 proc 77 40K 63K 78643K 805 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 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 211 943K 943K 78643K 211 0 exec 0 0K 1K 78643K 315 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 102 21K 37K 78643K 21342 0 UVM aobj 130 4K 4K 78643K 130 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 645 0 NDP 5 0K 0K 78643K 9 0 temp 104 3018K 3090K 78643K 25778 0 kqueue 0 0K 0K 78643K 9 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 28 0 26 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 15756 0 15748 2 1 1 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 sackhl 24 2 0 2 2 2 0 1 0 8 0 tcpcb 544 642 0 638 1 0 1 1 0 8 0 inpcb 280 1906 0 1899 1 0 1 1 0 8 0 nd6 48 4 0 0 1 0 1 1 0 8 0 pfrktable 1344 206 0 206 3 2 1 1 0 8 1 pfrule 1360 420 0 389 7 4 3 3 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 213 0 0 14 0 14 14 0 8 0 art_table 32 214 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 semapl 112 4 0 1 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 14815 0 13402 46 0 46 46 0 8 0 ffsino 240 14815 0 13402 84 0 84 84 0 8 0 nchpl 144 32509 0 30849 62 0 62 62 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 126646 0 126645 1 0 1 1 0 8 0 scxspl 192 74452 0 74452 1 0 1 1 0 8 1 plimitpl 152 91 0 84 1 0 1 1 0 8 0 sigapl 432 10236 0 10223 2 0 2 2 0 8 0 futexpl 56 115420 0 115420 1 0 1 1 0 8 1 knotepl 112 1915 0 1896 1 0 1 1 0 8 0 kqueuepl 104 7571 0 7566 1 0 1 1 0 8 0 pipepl 112 1394 0 1375 1 0 1 1 0 8 0 fdescpl 424 10237 0 10223 2 0 2 2 0 8 0 filepl 120 100389 0 100279 15 10 5 8 0 8 1 lockfpl 104 1091 0 1090 1 0 1 1 0 8 0 lockfspl 48 526 0 525 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 31709 0 31702 1 0 1 1 0 8 0 zombiepl 144 10223 0 10223 1 0 1 1 0 8 1 processpl 872 10252 0 10223 4 0 4 4 0 8 0 procpl 632 20241 0 20203 4 0 4 4 0 8 0 sockpl 384 17690 0 17673 14 11 3 6 0 8 1 mcl64k 65536 2 0 2 2 2 0 1 0 8 0 mcl16k 16384 10 0 10 2 1 1 1 0 8 1 mcl12k 12288 86 0 86 3 3 0 1 0 8 0 mcl9k 9216 3 0 3 3 3 0 1 0 8 0 mcl8k 8192 366 0 366 5 4 1 1 0 8 1 mcl4k 4096 953 0 953 11 10 1 1 0 8 1 mcl2k2 2112 52 0 52 8 8 0 1 0 8 0 mcl2k 2048 30391 0 30355 22 16 6 12 0 8 1 mtagpl 80 2 0 2 1 1 0 1 0 8 0 mbufpl 256 88642 0 88494 15 4 11 11 0 8 0 bufpl 280 16359 0 10175 442 0 442 442 0 8 0 anonpl 16 595490 0 591509 37 2 35 35 0 107 13 amapchunkpl 152 31598 0 31506 21 16 5 18 0 158 0 amappl16 192 40819 0 40569 26 5 21 25 0 8 8 amappl15 184 51 0 47 1 0 1 1 0 8 0 amappl14 176 27 0 24 1 0 1 1 0 8 0 amappl13 168 4929 0 4928 1 0 1 1 0 8 0 amappl12 160 5107 0 5105 2 1 1 1 0 8 0 amappl11 152 47 0 35 1 0 1 1 0 8 0 amappl10 144 21 0 18 1 0 1 1 0 8 0 amappl9 136 575 0 571 1 0 1 1 0 8 0 amappl8 128 137 0 113 1 0 1 1 0 8 0 amappl7 120 91 0 80 1 0 1 1 0 8 0 amappl6 112 60 0 52 1 0 1 1 0 8 0 amappl5 104 5196 0 5186 1 0 1 1 0 8 0 amappl4 96 15284 0 15255 1 0 1 1 0 8 0 amappl3 88 319 0 312 1 0 1 1 0 8 0 amappl2 80 80308 0 80240 3 1 2 3 0 8 0 amappl1 72 166609 0 166187 26 17 9 20 0 8 0 amappl 80 20581 0 20546 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 10237 0 10223 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 10237 0 10223 1 0 1 1 0 8 0 vmmpekpl 168 38110 0 38089 3 1 2 2 0 8 0 vmmpepl 168 1140513 0 1139168 102 28 74 78 0 357 15 vmsppl 272 10236 0 10223 2 1 1 2 0 8 0 pdppl 4096 20480 0 20446 6 1 5 6 0 8 0 pvpl 32 1699734 0 1692717 160 61 99 115 0 265 31 pmappl 200 10236 0 10223 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 178 0 45 4 0 4 4 0 8 0