uvm_fault(0xfffffd806bc09770, 0x0, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pfsync_state_import+0x108: movq 0(%rax,%rbx,8),%r15 ddb> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic kernel page fault uvm_fault(0xfffffd806bc09770, 0x0, 0, 1) -> e pfsync_state_import(ffff800000b11800,1) at pfsync_state_import+0x108 sys/net/if_pfsync.c:528 end trace frame: 0xffff80001e7b1030, count: 0 ddb> trace pfsync_state_import(ffff800000b11800,1) at pfsync_state_import+0x108 sys/net/if_pfsync.c:528 pfioctl(4900,c1084425,ffff800000b11800,3,ffff80001d6bec70) at pfioctl+0x2764 sys/net/pf_ioctl.c:1688 VOP_IOCTL(fffffd8060276000,c1084425,ffff800000b11800,3,fffffd806c3bfa80,ffff80001d6bec70) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805d7ec788,c1084425,ffff800000b11800,ffff80001d6bec70) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6bec70,ffff80001e7b1318,ffff80001e7b1360) at sys_ioctl+0x4ac syscall(ffff80001e7b13e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:568 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x187511b9010, count: -7 ddb> show registers rdi 0xffff8000209ac000 rsi 0x89 rbp 0xffff80001e7b0ed0 rbx 0 rdx 0xffff8000209ac000 rcx 0x88 rax 0 r8 0xffff80001d6bec70 r9 0xffffffff8123b0dd pfioctl+0x16d r10 0x7 r11 0xb0f37493be8c4977 r12 0xffff800000af0f00 r13 0xffff800000b11800 r14 0x1 r15 0x2 rip 0xffffffff81acbd38 pfsync_state_import+0x108 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80001e7b0e50 ss 0x10 pfsync_state_import+0x108: movq 0(%rax,%rbx,8),%r15 ddb> show proc PROC (syz-executor.1) pid=311610 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=77, nice=20 forw=0xffffffffffffffff, list=0xffff80001d6beee8,0xffffffff827c85a8 process=0xffff80001d7aa030 user=0xffff80001e7ac000, vmspace=0xfffffd806bc09770 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 55366 210883 68122 0 2 0 syz-executor.1 *55366 311610 68122 0 7 0x4000000 syz-executor.1 75755 183323 0 0 3 0x14280 nfsidl nfsio 60132 189881 0 0 3 0x14280 nfsidl nfsio 56696 23646 0 0 3 0x14280 nfsidl nfsio 85450 433353 0 0 3 0x14280 nfsidl nfsio 40543 90268 0 0 3 0x14280 nfsidl nfsio 80735 411184 0 0 3 0x14280 nfsidl nfsio 72685 319379 0 0 3 0x14280 nfsidl nfsio 93414 393159 0 0 3 0x14280 nfsidl nfsio 66732 400010 0 0 3 0x14280 nfsidl nfsio 40023 196922 0 0 3 0x14280 nfsidl nfsio 97364 511713 0 0 3 0x14280 nfsidl nfsio 30023 407161 0 0 3 0x14280 nfsidl nfsio 76108 329192 0 0 3 0x14280 nfsidl nfsio 84200 320621 0 0 3 0x14280 nfsidl nfsio 72172 338592 0 0 3 0x14280 nfsidl nfsio 26633 156151 0 0 3 0x14280 nfsidl nfsio 68414 361313 0 0 3 0x14280 nfsidl nfsio 89913 187058 0 0 3 0x14280 nfsidl nfsio 10966 488199 0 0 3 0x14280 nfsidl nfsio 39905 44649 0 0 3 0x14280 nfsidl nfsio 95998 315937 76287 0 2 0x2 syz-executor.0 68122 162433 76287 0 3 0x82 nanosleep syz-executor.1 96336 89661 0 0 3 0x14200 bored sosplice 76287 476734 19079 0 3 0x82 thrsleep syz-fuzzer 76287 216973 19079 0 3 0x4000082 nanosleep syz-fuzzer 76287 375488 19079 0 3 0x4000082 kqread syz-fuzzer 76287 251769 19079 0 3 0x4000082 thrsleep syz-fuzzer 76287 44893 19079 0 3 0x4000082 thrsleep syz-fuzzer 76287 100124 19079 0 3 0x4000082 thrsleep syz-fuzzer 76287 236350 19079 0 3 0x4000082 thrsleep syz-fuzzer 76287 51246 19079 0 3 0x4000082 thrsleep syz-fuzzer 19079 88858 50367 0 3 0x10008a pause ksh 50367 49618 58585 0 3 0x92 select sshd 54761 430237 1 0 3 0x100083 ttyin getty 58585 452567 1 0 3 0x80 select sshd 19274 35275 1781 73 3 0x100090 kqread syslogd 1781 503182 1 0 3 0x100082 netio syslogd 24003 375327 1 77 3 0x100090 poll dhclient 25208 207278 1 0 3 0x80 poll dhclient 80350 51548 0 0 3 0x14200 bored smr 16996 100132 0 0 2 0x14200 zerothread 52271 263407 0 0 3 0x14200 aiodoned aiodoned 7345 457247 0 0 3 0x14200 syncer update 76235 474404 0 0 3 0x14200 cleaner cleaner 72800 460523 0 0 3 0x14200 reaper reaper 10984 379829 0 0 3 0x14200 pgdaemon pagedaemon 28089 345166 0 0 3 0x14200 bored crynlk 10281 221158 0 0 3 0x14200 bored crypto 82683 325378 0 0 3 0x40014200 acpi0 acpi0 76703 190282 0 0 3 0x14200 bored softnet 46482 480854 0 0 3 0x14200 bored systqmp 33133 443214 0 0 3 0x14200 bored systq 44965 93360 0 0 3 0x40014200 bored softclock 24065 136051 0 0 3 0x40014200 idle0 1 197968 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 9469 6331K 7620K 78643K 21055 0 pcb 13 8K 8K 78643K 181 0 rtable 103 12K 12K 78643K 471 0 ifaddr 56 12K 13K 78643K 114 0 counters 21 16K 16K 78643K 30 0 ioctlops 1 0K 4K 78643K 397 0 iov 0 0K 16K 78643K 383 0 mount 1 1K 1K 78643K 1 0 vnodes 1224 77K 77K 78643K 3736 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 0K 0K 78643K 2 0 sem 12 0K 1K 78643K 273 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 195K 288K 78643K 12938 0 file desc 5 13K 25K 78643K 8464 0 sigio 0 0K 0K 78643K 4 0 proc 50 38K 55K 78643K 669 0 subproc 32 2K 2K 78643K 85 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 68 0 in_multi 39 2K 2K 78643K 159 0 ether_multi 1 0K 0K 78643K 27 0 mrt 0 0K 0K 78643K 9 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 37 175K 175K 78643K 37 0 exec 0 0K 2K 78643K 474 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 236 54K 69K 78643K 19012 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 171 0 NDP 8 0K 0K 78643K 33 0 temp 114 3955K 4023K 78643K 25329 0 kqueue 3 4K 16K 78643K 499 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 13 0 7 1 0 1 1 0 8 0 rtpcb 96 107 0 105 1 0 1 1 0 8 0 rtentry 112 99 0 63 2 0 2 2 0 8 0 unpcb 120 1485 0 1475 1 0 1 1 0 8 0 syncache 272 6 0 6 2 2 0 1 0 8 0 tcpqe 32 596 0 596 2 2 0 1 0 8 0 tcpcb 592 857 0 853 9 8 1 5 0 8 0 inpcb 296 3009 0 3002 8 6 2 2 0 8 1 rttmr 72 4 0 4 1 1 0 1 0 8 0 nd6 48 21 0 15 1 0 1 1 0 8 0 kcovpl 48 5 0 3 1 0 1 1 0 8 0 ppxss 1136 3 0 3 2 2 0 1 0 8 0 pfrktable 1344 8 0 6 2 1 1 1 0 8 0 pfstkey 112 5 0 5 1 0 1 1 0 8 1 pfstate 328 5 0 5 1 0 1 1 0 8 1 pfrule 1360 6 0 4 3 2 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 380 0 198 12 0 12 12 0 8 0 art_table 32 381 0 198 2 0 2 2 0 8 0 art_node 16 98 0 68 1 0 1 1 0 8 0 sysvmsgpl 40 23 0 2 1 0 1 1 0 8 0 semupl 112 7 0 7 2 2 0 1 0 8 0 semapl 112 267 0 257 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 10238 0 8842 88 0 88 88 0 8 0 ffsino 240 10238 0 8842 83 0 83 83 0 8 0 nchpl 144 21836 0 20252 60 0 60 60 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 47655 0 47655 3 2 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 4 0 2 2 1 1 1 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 200 57071 0 57071 2 1 1 1 0 8 1 plimitpl 152 35 0 28 1 0 1 1 0 8 0 sigapl 424 8664 0 8615 6 0 6 6 0 8 0 futexpl 56 77902 0 77902 2 1 1 1 0 8 1 knotepl 112 601 0 581 1 0 1 1 0 8 0 kqueuepl 152 8991 0 8832 7 0 7 7 0 8 0 pipepl 272 292 0 281 5 4 1 2 0 8 0 fdescpl 432 8627 0 8613 2 0 2 2 0 8 0 filepl 120 28523 0 28425 5 1 4 4 0 8 1 lockfpl 104 255 0 254 1 0 1 1 0 8 0 lockfspl 48 120 0 119 1 0 1 1 0 8 0 sessionpl 120 20 0 10 1 0 1 1 0 8 0 pgrppl 48 20 0 10 1 0 1 1 0 8 0 ucredpl 96 469 0 462 1 0 1 1 0 8 0 zombiepl 144 8615 0 8615 3 2 1 1 0 8 1 processpl 944 8664 0 8615 7 0 7 7 0 8 0 procpl 632 17144 0 17087 5 0 5 5 0 8 0 sosppl 144 12 0 12 3 2 1 1 0 8 1 sockpl 400 4601 0 4582 5 2 3 4 0 8 0 mcl64k 65536 14 0 14 6 6 0 1 0 8 0 mcl12k 12288 1 0 1 1 1 0 1 0 8 0 mcl9k 9216 14 0 14 4 4 0 1 0 8 0 mcl8k 8192 193 0 193 7 6 1 1 0 8 1 mcl4k 4096 2587 0 2587 7 7 0 1 0 8 0 mcl2k2 2112 44 0 44 2 2 0 1 0 8 0 mcl2k 2048 337904 0 337850 34 26 8 17 0 8 0 mtagpl 96 1778 0 1778 12 12 0 11 0 8 0 mbufpl 256 589699 0 589566 69 48 21 62 0 8 1 bufpl 280 12373 0 7001 384 0 384 384 0 8 0 anonpl 16 589229 0 557150 166 2 164 164 0 107 0 amapchunkpl 152 28213 0 27232 56 5 51 51 0 158 7 amappl16 192 24320 0 22885 76 3 73 74 0 8 1 amappl15 184 4524 0 4520 1 0 1 1 0 8 0 amappl14 176 33 0 29 1 0 1 1 0 8 0 amappl13 168 44 0 41 1 0 1 1 0 8 0 amappl12 160 3301 0 3298 3 2 1 1 0 8 0 amappl11 152 55 0 45 1 0 1 1 0 8 0 amappl10 144 8 0 5 1 0 1 1 0 8 0 amappl9 136 924 0 924 2 1 1 1 0 8 1 amappl8 128 743 0 695 2 0 2 2 0 8 0 amappl7 120 263 0 255 1 0 1 1 0 8 0 amappl6 112 124 0 112 1 0 1 1 0 8 0 amappl5 104 8727 0 8716 1 0 1 1 0 8 0 amappl4 96 285 0 257 1 0 1 1 0 8 0 amappl3 88 83 0 76 1 0 1 1 0 8 0 amappl2 80 67729 0 67664 3 1 2 3 0 8 0 amappl1 72 221620 0 221189 24 14 10 18 0 8 0 amappl 80 17524 0 17348 4 0 4 4 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 8629 0 8613 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 8629 0 8613 1 0 1 1 0 8 0 vmmpekpl 168 37605 0 37580 2 0 2 2 0 8 0 vmmpepl 168 1042443 0 1039771 271 90 181 181 0 357 62 vmsppl 272 8628 0 8613 3 1 2 2 0 8 1 pdppl 4096 17264 0 17228 6 1 5 6 0 8 0 pvpl 32 2121490 0 2086267 356 3 353 356 0 265 0 pmappl 200 8628 0 8613 1 0 1 1 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 339 0 109 8 0 8 8 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace pfsync_state_import(ffff800000b11800,1) at pfsync_state_import+0x108 sys/net/if_pfsync.c:528 pfioctl(4900,c1084425,ffff800000b11800,3,ffff80001d6bec70) at pfioctl+0x2764 sys/net/pf_ioctl.c:1688 VOP_IOCTL(fffffd8060276000,c1084425,ffff800000b11800,3,fffffd806c3bfa80,ffff80001d6bec70) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805d7ec788,c1084425,ffff800000b11800,ffff80001d6bec70) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6bec70,ffff80001e7b1318,ffff80001e7b1360) at sys_ioctl+0x4ac syscall(ffff80001e7b13e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:568 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x187511b9010, count: -7 ddb> machine ddbcpu 1 No such command ddb> trace pfsync_state_import(ffff800000b11800,1) at pfsync_state_import+0x108 sys/net/if_pfsync.c:528 pfioctl(4900,c1084425,ffff800000b11800,3,ffff80001d6bec70) at pfioctl+0x2764 sys/net/pf_ioctl.c:1688 VOP_IOCTL(fffffd8060276000,c1084425,ffff800000b11800,3,fffffd806c3bfa80,ffff80001d6bec70) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd805d7ec788,c1084425,ffff800000b11800,ffff80001d6bec70) at vn_ioctl+0xb5 sys/kern/vfs_vnops.c:531 sys_ioctl(ffff80001d6bec70,ffff80001e7b1318,ffff80001e7b1360) at sys_ioctl+0x4ac syscall(ffff80001e7b13e0) at syscall+0x507 sys/arch/amd64/amd64/trap.c:568 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x187511b9010, count: -7