ØÓÒ ÷ëN›ã;½0kernel: protection fault trap, code=0 Stopped at pf_anchor_global_RB_REMOVE+0x81: movq 0(%r12),%r15 ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff838e1810,ffff800010fd9e40) at pf_anchor_global_RB_REMOVE+0x81 sys/net/pf_ruleset.c:82 pf_remove_if_empty_ruleset(ffff800010fda2d0) at pf_remove_if_empty_ruleset+0x12d sys/net/pf_ruleset.c:301 pfi_dynaddr_setup(ffff8000013f4548,0,1) at pfi_dynaddr_setup+0x671 sys/net/pf_if.c:508 pf_addr_setup(ffffffff838e1ca8,ffff8000013f4548,0) at pf_addr_setup+0x46 sys/net/pf_ioctl.c:917 pfioctl(14900,cd50441a,ffff80000159e000,3,ffff8000fffe3a18) at pfioctl+0x976a sys/net/pf_ioctl.c:1681 VOP_IOCTL(fffffd805d333978,cd50441a,ffff80000159e000,3,fffffd80097fb548,ffff8000fffe3a18) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806b7d0860,cd50441a,ffff80000159e000,ffff8000fffe3a18) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000fffe3a18,ffff80003c44eaa0,ffff80003c44e9f0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c44eaa0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c44eaa0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6c600d25160, count: -10 ddb{0}> show registers rdi 0xffff80002abcf000 rsi 0x1bc8 __ALIGN_SIZE+0xbc8 rbp 0xffff80003c44e460 rbx 0xffffffff838e1810 pf_anchors rdx 0xffff80002abcf000 rcx 0x1bc7 __ALIGN_SIZE+0xbc7 rax 0xffffffff81a9a09f pf_anchor_global_RB_REMOVE+0x2f r8 0x3fc r9 0 r10 0x750d0761eeb93974 r11 0x65b150b49a811511 r12 0xa912d6320454132d r13 0x1 r14 0xffff800010fd9e40 r15 0xb153cacd968e0101 rip 0xffffffff81a9a0f1 pf_anchor_global_RB_REMOVE+0x81 cs 0x8 rflags 0x10286 __ALIGN_SIZE+0xf286 rsp 0xffff80003c44e410 ss 0x10 pf_anchor_global_RB_REMOVE+0x81: movq 0(%r12),%r15 ddb{0}> show proc PROC (syz-executor) tid=513984 pid=68800 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=83, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffe2d20,0xffffffff839a6e78 process=0xffff8000fffe66a0 user=0xffff80003c449000, vmspace=0xfffffd806b98a200 estcpu=33, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 68800 111064 79455 0 2 0 syz-executor *68800 513984 79455 0 7 0x4000000 syz-executor 41062 523721 22687 0 2 0 syz-executor 41062 296613 22687 0 2 0x4000000 syz-executor 90330 463293 72059 0 2 0 syz-executor 90330 306034 72059 0 7 0x4000000 syz-executor 38583 190495 25589 0 3 0x80 nanoslp syz-executor 38583 161138 25589 0 3 0x4000080 sbwait syz-executor 38583 391943 25589 0 3 0x4000080 sbwait syz-executor 38583 315645 25589 0 3 0x4000080 fsleep syz-executor 1328 475936 99865 0 3 0x80 nanoslp syz-executor 1328 211915 99865 0 3 0x4000080 kqread syz-executor 1328 434316 99865 0 3 0x4000080 fsleep syz-executor 1328 24600 99865 0 3 0x4000080 fsleep syz-executor 64496 332454 0 0 3 0x14200 acct acct 35610 234359 79301 0 3 0x10000003 inode syz-executor 99865 57410 79301 0 3 0x82 nanoslp syz-executor 54763 481788 79301 0 3 0x82 nanoslp syz-executor 88408 17787 0 0 3 0x14200 bored sosplice 25589 458331 79301 0 3 0x82 nanoslp syz-executor 22687 145179 79301 0 3 0x82 nanoslp syz-executor 9370 105797 79301 0 2 0x3 syz-executor 72059 37170 79301 0 3 0x82 nanoslp syz-executor 79455 396338 79301 0 3 0x82 nanoslp syz-executor 79301 415483 56562 0 3 0x82 kqread syz-executor 56562 325406 5602 0 3 0x10008a sigsusp ksh 5602 400600 2020 0 3 0x98 kqread sshd-session 2020 41970 87353 0 3 0x92 kqread sshd-session 98263 308400 1 0 3 0x100083 ttyopn getty 87353 80070 1 0 3 0x88 kqread sshd 54670 491060 90242 74 3 0x1100092 bpf pflogd 90242 228438 1 0 3 0x80 sbwait pflogd 45852 19209 37317 73 3 0x1100090 kqread syslogd 37317 390102 1 0 3 0x100082 sbwait syslogd 10452 221259 1 0 3 0x100080 kqread resolvd 87549 228413 64554 77 3 0x100092 kqread dhcpleased 788 422670 64554 77 3 0x100092 kqread dhcpleased 64554 387351 1 0 3 0x80 kqread dhcpleased 25394 141099 0 0 3 0x14200 bored smr 35430 462700 0 0 2 0x14200 zerothread 24354 122191 0 0 3 0x14200 aiodoned aiodoned 90434 117372 0 0 3 0x14200 syncer update 6255 303270 0 0 3 0x14200 cleaner cleaner 87952 11551 0 0 3 0x14200 reaper reaper 19966 86097 0 0 3 0x14200 pgdaemon pagedaemon 92766 246087 0 0 3 0x14200 bored viomb 76794 292154 0 0 3 0x40014200 acpi0 acpi0 26421 64404 0 0 3 0x40014200 idle1 69909 72776 0 0 3 0x14200 bored softnet1 56239 236597 0 0 3 0x14200 bored softnet0 50724 344133 0 0 3 0x14200 bored systqmp 78314 224697 0 0 3 0x14200 bored systq 87552 156020 0 0 3 0x14200 tmoslp softclockmp 43487 87159 0 0 3 0x40014200 tmoslp softclock 98329 240768 0 0 3 0x40014200 idle0 1 347333 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 68800 (syz-executor) thread 0xffff8000fffe3a18 (513984) Process 41062 (syz-executor) thread 0xffff8000fffe2d20 (296613) Process 90330 (syz-executor) thread 0xffff8000fffeb4e0 (306034) Process 9370 (syz-executor) thread 0xffff80002a271a08 (105797) ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10209 11056K 11779K 166960K 12525 0 pcb 17 16K 18K 166960K 340 0 rtable 209 11K 12K 166960K 467 0 pf 38 18K 21K 166960K 188 0 ifaddr 40 7K 8K 166960K 106 0 ifgroup 55 2K 2K 166960K 172 0 sysctl 3 1K 9K 166960K 18 0 counters 68 36K 37K 166960K 198 0 ioctlops 1 4K 4K 166960K 1711 0 iov 0 0K 16K 166960K 41 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1490 94K 94K 166960K 2451 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 15 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 71 0 dirhash 12 2K 2K 166960K 30 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 93K 166960K 1043 0 sigio 0 0K 0K 166960K 23 0 proc 72 115K 180K 166960K 693 0 subproc 72 4K 4K 166960K 99 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 135 0 in_multi 85 6K 7K 166960K 175 0 ether_multi 1 0K 0K 166960K 7 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 109 493K 493K 166960K 109 0 exec 0 0K 1K 166960K 510 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 236 175K 204K 166960K 11272 0 UVM aobj 21 4K 6K 166960K 23 0 pinsyscall 41 82K 104K 166960K 2224 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 64 0 NDP 12 0K 2K 166960K 75 0 temp 80 8656K 8725K 166960K 44946 0 kqueue 16 24K 34K 166960K 234 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 105 0 101 1 0 1 1 0 8 0 rtentry 176 153 0 73 5 0 5 5 0 8 0 unpcb 144 679 0 625 6 2 4 4 0 8 1 syncache 336 8 0 8 2 2 0 1 0 8 0 tcpqe 32 2 0 2 2 2 0 1 0 8 0 tcpcb 736 388 0 381 10 8 2 7 0 8 1 arp 136 18 0 6 1 0 1 1 0 8 0 inpcb 328 1517 0 1503 15 8 7 12 0 8 5 nd6 152 29 0 10 1 0 1 1 0 8 0 pkpcb 40 6 0 6 1 0 1 1 0 8 1 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1192 53 0 53 2 1 1 1 0 8 1 pppxif 1504 1 0 1 1 1 0 1 0 8 0 pffrag 232 8 0 2 1 0 1 1 0 482 0 pffrnode 88 8 0 2 1 0 1 1 0 8 0 pffrent 40 12 0 6 1 0 1 1 0 8 0 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfrktable 1344 8 1 8 3 2 1 1 0 8 1 pfanchor 1288 8 0 5 3 2 1 1 0 8 0 pftag 88 3 0 2 2 1 1 1 0 8 0 pfstitem 24 82 0 21 1 0 1 1 0 8 0 pfstkey 128 82 0 21 3 0 3 3 0 8 0 pfstate 384 81 0 21 7 0 7 7 0 8 0 pfrule 1344 31 0 25 2 1 1 2 0 8 0 rttmr 136 2 0 2 2 1 1 1 0 8 1 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 747 0 363 32 5 27 28 0 8 1 art_table 40 750 0 363 5 0 5 5 0 8 0 art_node 32 151 0 81 1 0 1 1 0 8 0 sysvmsgpl 40 9 0 7 2 1 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 67 0 57 1 0 1 1 0 8 0 shmpl 112 20 0 2 1 0 1 1 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 3461 0 1947 96 1 95 96 0 8 0 ffsino 296 3462 0 1947 118 1 117 118 0 8 0 nchpl 144 4872 0 3167 64 0 64 64 0 8 0 rtmask 32 11 0 11 3 2 1 1 0 8 1 vnodes 216 4091 0 0 228 0 228 228 0 8 0 namei 1024 17389 0 17387 3 1 2 2 0 8 1 percpumem 16 114 0 65 1 0 1 1 0 8 0 pfiaddrpl 120 2 0 1 2 1 1 1 0 8 0 kstatmem 264 108 0 82 4 1 3 3 0 8 1 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 3 0 3 1 0 1 1 0 8 1 scxspl 216 30735 0 30735 12 8 4 8 1 8 4 plimitpl 152 364 0 347 1 0 1 1 0 8 0 sigapl 424 1341 0 1292 7 1 6 7 0 8 0 knotepl 120 325 0 0 10 0 10 10 0 8 0 kqueuepl 224 456 0 444 8 5 3 5 0 8 2 pipepl 344 213 0 186 3 0 3 3 0 8 0 fdescpl 528 1322 0 1292 3 0 3 3 0 8 0 filepl 160 9182 0 8881 19 5 14 16 0 8 0 lockfpl 104 565 0 561 2 1 1 2 0 8 0 lockfspl 48 158 0 154 1 0 1 1 0 8 0 sessionpl 144 30 0 21 1 0 1 1 0 8 0 pgrppl 48 51 0 34 1 0 1 1 0 8 0 ucredpl 104 1758 0 1744 1 0 1 1 0 8 0 zombiepl 144 1294 0 1292 1 0 1 1 0 8 0 processpl 1232 1341 0 1292 5 0 5 5 0 8 0 procpl 664 2893 0 2835 6 0 6 6 0 8 0 sosppl 168 5 0 5 2 2 0 1 0 8 0 sockpl 752 2336 0 2264 21 10 11 17 0 8 2 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 34 0 0 4 0 4 4 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 207 0 0 13 0 13 13 0 8 0 bufpl 280 12400 0 6257 440 1 439 440 0 8 0 anonpl 32 11849 0 0 96 0 96 96 0 246 0 amapchunkpl 152 37273 0 36813 45 8 37 37 0 158 15 amappl16 200 4980 0 4945 40 25 15 29 0 8 7 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 128 0 115 1 0 1 1 0 8 0 amappl13 176 5 0 5 2 2 0 1 0 8 0 amappl12 168 2012 0 1982 3 1 2 2 0 8 0 amappl11 160 95 0 81 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 1 0 1 0 8 0 amappl9 144 257 0 257 1 1 0 1 0 8 0 amappl8 136 24 0 22 1 0 1 1 0 8 0 amappl7 128 116 0 104 1 0 1 1 0 8 0 amappl6 120 211 0 207 1 0 1 1 0 8 0 amappl5 112 177 0 167 1 0 1 1 0 8 0 amappl4 104 320 0 300 1 0 1 1 0 8 0 amappl3 96 6436 0 6343 3 0 3 3 0 8 0 amappl2 88 1599 0 1519 2 0 2 2 0 8 0 amappl1 80 13109 0 12511 16 1 15 15 0 8 0 amappl 88 10366 0 10206 5 0 5 5 0 92 0 uvmvnodes 80 4091 0 0 84 0 84 84 0 8 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 256 0 256 2 1 1 1 0 8 1 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 72 22 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1322 0 1292 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1322 0 1292 1 0 1 1 0 8 0 vmmpekpl 168 12068 0 12020 3 0 3 3 0 8 0 vmmpepl 168 90245 0 88308 112 0 112 112 0 357 15 vmsppl 488 1321 0 1292 5 0 5 5 0 8 0 rwobjpl 80 30259 0 25220 108 0 108 108 0 8 2 pdppl 4096 2652 0 2584 112 40 72 86 0 8 4 pvpl 32 18802 0 0 153 1 152 152 0 265 0 pmappl 256 1321 0 1292 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 303 0 60 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pf_anchor_global_RB_REMOVE(ffffffff838e1810,ffff800010fd9e40) at pf_anchor_global_RB_REMOVE+0x81 sys/net/pf_ruleset.c:82 pf_remove_if_empty_ruleset(ffff800010fda2d0) at pf_remove_if_empty_ruleset+0x12d sys/net/pf_ruleset.c:301 pfi_dynaddr_setup(ffff8000013f4548,0,1) at pfi_dynaddr_setup+0x671 sys/net/pf_if.c:508 pf_addr_setup(ffffffff838e1ca8,ffff8000013f4548,0) at pf_addr_setup+0x46 sys/net/pf_ioctl.c:917 pfioctl(14900,cd50441a,ffff80000159e000,3,ffff8000fffe3a18) at pfioctl+0x976a sys/net/pf_ioctl.c:1681 VOP_IOCTL(fffffd805d333978,cd50441a,ffff80000159e000,3,fffffd80097fb548,ffff8000fffe3a18) at VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 vn_ioctl(fffffd806b7d0860,cd50441a,ffff80000159e000,ffff8000fffe3a18) at vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff8000fffe3a18,ffff80003c44eaa0,ffff80003c44e9f0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c44eaa0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c44eaa0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6c600d25160, count: -10 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff8000299edff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83899768) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83899768) at __mp_lock+0x192 sys/kern/kern_lock.c:165 __mp_acquire_count(ffffffff83899768,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:367 biowait(fffffd807a268c20) at biowait+0xc6 sys/kern/vfs_bio.c:1242 bwrite(fffffd807a268c20) at bwrite+0x2e7 sys/kern/vfs_bio.c:754 ffs_update(fffffd806f6f44b8,1) at ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 ufs_makeinode(2000,fffffd805f08b460,ffff80003bbfe268,ffff80003bbfe298) at ufs_makeinode+0x4b0 sys/ufs/ufs/ufs_vnops.c:1764 ufs_mknod(ffff80003bbfe110) at ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 VOP_MKNOD(fffffd805f08b460,ffff80003bbfe268,ffff80003bbfe298,ffff80003bbfe198) at VOP_MKNOD+0x101 sys/kern/vfs_vops.c:121 domknodat(ffff8000fffeb4e0,ffffff9c,200000000000,2000,205b9a) at domknodat+0x469 sys/kern/vfs_syscalls.c:1640 syscall(ffff80003bbfe430) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbfe430) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x3508fa3fa70, count: -15