uvm_fault(0xfffffd807f00c168, 0x1c, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pckbc_start+0x170: movsxdq 0x1c(%r14),%rax ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xfffffd807f00c168, 0x1c, 0, 1) -> e pckbc_start(ffff800000026e00,1) at pckbc_start+0x170 sys/dev/ic/pckbc.c:809 end trace frame: 0xffff80002282b150, count: 0 ddb{0}> trace pckbc_start(ffff800000026e00,1) at pckbc_start+0x170 sys/dev/ic/pckbc.c:809 pckbc_enqueue_cmd(ffff800000026e00,1,ffff80002282b16e,2,0,1) at pckbc_enqueue_cmd+0x25a sys/dev/ic/pckbc.c:918 pms_ioctl_mouse(ffff80000066c200,80045721,ffff80002282b510,42,ffff800020b38bd0) at pms_ioctl_mouse+0x137 wsmouse_do_ioctl(ffff80000064dc00,80045721,ffff80002282b510,42,ffff800020b38bd0) at wsmouse_do_ioctl+0x2e3 sys/dev/wscons/wsmouse.c:530 wsmousedoioctl(ffff80000064dc00,80045721,ffff80002282b510,42,ffff800020b38bd0) at wsmousedoioctl+0x51 sys/dev/wscons/wsmouse.c:432 wsmux_do_ioctl(ffff800000026d00,80045721,ffff80002282b510,42,ffff800020b38bd0) at wsmux_do_ioctl+0x5b3 sys/dev/wscons/wsmux.c:544 VOP_IOCTL(fffffd80684452d0,80045721,ffff80002282b510,42,fffffd807f7c69c0,ffff800020b38bd0) at VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 vn_ioctl(fffffd806cb1c8f8,80045721,ffff80002282b510,ffff800020b38bd0) at vn_ioctl+0xb6 sys/kern/vfs_vnops.c:512 sys_ioctl(ffff800020b38bd0,ffff80002282b638,ffff80002282b6a0) at sys_ioctl+0x5b8 syscall(ffff80002282b710) at syscall+0x552 mi_syscall sys/sys/syscall_mi.h:99 [inline] syscall(ffff80002282b710) at syscall+0x552 sys/arch/amd64/amd64/trap.c:574 Xsyscall(6,0,ffffffffffffff39,0,3,8ebb2389010) at Xsyscall+0x128 end of kernel end trace frame: 0x8ee583c4280, count: -11 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002282b0b0 rbx 0 rdx 0x156 rcx 0xffff800000977e00 rax 0xffffffff817c28f4 pckbc_start+0x44 r8 0 r9 0x1 r10 0xca0a7bf12613a668 r11 0x6bc4adbd05e9e681 r12 0xffff800000026e00 r13 0xffff80000066c400 r14 0 r15 0x1 rip 0xffffffff817c2a20 pckbc_start+0x170 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002282b050 ss 0x10 pckbc_start+0x170: movsxdq 0x1c(%r14),%rax ddb{0}> show proc PROC (syz-executor.1) pid=132220 stat=onproc flags process=0 proc=4000000 pri=60, usrpri=60, nice=20 forw=0xffffffffffffffff, list=0xffff800020b39530,0xffffffff8237f6f8 process=0xffff800020b8c6a8 user=0xffff800022826000, vmspace=0xfffffd807f00c168 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 88503 347086 33711 0 2 0 syz-executor.1 *88503 132220 33711 0 7 0x4000000 syz-executor.1 82707 262460 1 0 3 0x100083 ttyin getty 66220 299399 0 0 3 0x14200 bored sosplice 33711 127559 91706 0 3 0x82 nanosleep syz-executor.1 66722 230146 91706 0 3 0x82 nanosleep syz-executor.0 91706 331090 86565 0 3 0x82 kqread syz-fuzzer 91706 46970 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 25419 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 434799 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 253919 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 460102 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 465589 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 396345 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 499263 86565 0 3 0x4000082 thrsleep syz-fuzzer 91706 427221 86565 0 3 0x4000082 thrsleep syz-fuzzer 86565 378389 25320 0 3 0x10008a pause ksh 25320 188994 41576 0 3 0x92 select sshd 41576 359811 1 0 3 0x80 select sshd 38686 90443 147 74 3 0x100092 bpf pflogd 147 438535 1 0 3 0x80 netio pflogd 22570 352998 27357 73 2 0x100090 syslogd 27357 202433 1 0 3 0x100082 netio syslogd 95146 198319 1 77 3 0x100090 poll dhclient 98644 389160 1 0 3 0x80 poll dhclient 1364 392249 0 0 3 0x14200 pgzero zerothread 21432 472706 0 0 3 0x14200 aiodoned aiodoned 59308 185824 0 0 3 0x14200 syncer update 11076 37643 0 0 3 0x14200 cleaner cleaner 91529 173998 0 0 7 0x14200 reaper 83030 389618 0 0 3 0x14200 pgdaemon pagedaemon 80354 403401 0 0 3 0x14200 bored crynlk 84687 95294 0 0 3 0x14200 bored crypto 93695 97743 0 0 3 0x40014200 acpi0 acpi0 54343 351450 0 0 3 0x40014200 idle1 77836 297046 0 0 3 0x14200 bored softnet 5438 264956 0 0 3 0x14200 bored systqmp 46342 100235 0 0 3 0x14200 bored systq 83035 410266 0 0 3 0x40014200 bored softclock 19922 269589 0 0 3 0x40014200 idle0 99033 313115 0 0 3 0x14200 bored smr 1 465559 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 88503 (syz-executor.1) thread 0xffff800020b38bd0 (132220) shared rwlock wsmuxlk r = 0 (0xffff800000026dd0) #0 witness_lock+0x52e sys/kern/subr_witness.c:1161 #1 wsmux_do_ioctl+0x521 #2 VOP_IOCTL+0x88 sys/kern/vfs_vops.c:290 #3 vn_ioctl+0xb6 sys/kern/vfs_vnops.c:512 #4 sys_ioctl+0x5b8 #5 syscall+0x552 mi_syscall sys/sys/syscall_mi.h:99 [inline] #5 syscall+0x552 sys/arch/amd64/amd64/trap.c:574 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82396f70) #0 witness_lock+0x52e sys/kern/subr_witness.c:1161 #1 syscall+0x43a mi_syscall sys/sys/syscall_mi.h:91 [inline] #1 syscall+0x43a sys/arch/amd64/amd64/trap.c:574 #2 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9489 6418K 6798K 78643K 10799 0 0 pcb 25 9K 10K 78643K 181 0 0 rtable 108 4K 4K 78643K 275 0 0 ifaddr 47 12K 12K 78643K 93 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1486 0 0 iov 0 0K 16K 78643K 38 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1212 76K 76K 78643K 2355 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 9K 78643K 6 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 12 0K 0K 78643K 16 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12628 0 0 file desc 5 13K 25K 78643K 1021 0 0 sigio 0 0K 0K 78643K 5 0 0 proc 54 51K 83K 78643K 400 0 0 subproc 32 2K 2K 78643K 38 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 ip_moptions 0 0K 0K 78643K 22 0 0 in_multi 33 2K 2K 78643K 40 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 54 238K 238K 78643K 54 0 0 exec 0 0K 1K 78643K 220 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 91 20K 29K 78643K 3786 0 0 UVM aobj 32 4K 4K 78643K 34 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 0K 78643K 24 0 0 NDP 8 0K 0K 78643K 23 0 0 temp 116 2720K 2785K 78643K 5522 0 0 kqueue 0 0K 0K 78643K 4 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb{0}> 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 inpcbpl 280 155 0 148 1 0 1 1 0 8 0 plimitpl 152 18 0 10 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 54 0 50 1 0 1 1 0 8 0 nd6 48 6 0 0 1 0 1 1 0 8 0 ppxss 1128 11 0 11 1 1 0 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 12 0 5 1 0 1 1 0 8 0 pfstkey 112 12 0 5 1 0 1 1 0 8 0 pfstate 328 12 0 5 1 0 1 1 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 188 0 0 12 0 12 12 0 8 0 art_table 32 189 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 1 0 1 0 8 0 semapl 112 14 0 4 1 0 1 1 0 8 0 shmpl 112 32 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 4281 0 2859 47 0 47 47 0 8 0 ffsino 272 4281 0 2859 96 0 96 96 0 8 0 nchpl 144 5709 0 4067 61 0 61 61 0 8 0 uvmvnodes 72 4401 0 0 81 0 81 81 0 8 0 vnodes 200 4401 0 0 232 0 232 232 0 8 0 namei 1024 13796 0 13796 2 1 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 13191 0 13191 7 6 1 5 0 8 1 sigapl 432 1222 0 1207 3 1 2 3 0 8 0 futexpl 56 6944 0 6944 1 0 1 1 0 8 1 knotepl 112 84 0 65 1 0 1 1 0 8 0 kqueuepl 104 61 0 59 1 0 1 1 0 8 0 pipepl 112 286 0 267 2 1 1 1 0 8 0 fdescpl 488 1223 0 1207 3 0 3 3 0 8 0 filepl 152 4663 0 4562 6 1 5 5 0 8 1 lockfpl 104 2438 0 2436 2 1 1 1 0 8 0 lockfspl 48 664 0 663 2 1 1 1 0 8 0 sessionpl 112 19 0 8 1 0 1 1 0 8 0 pgrppl 48 33 0 22 1 0 1 1 0 8 0 ucredpl 96 441 0 432 1 0 1 1 0 8 0 zombiepl 144 1207 0 1206 2 1 1 1 0 8 0 processpl 840 1239 0 1206 4 0 4 4 0 8 0 procpl 600 3027 0 2983 4 0 4 4 0 8 0 sosppl 128 7 0 7 2 2 0 1 0 8 0 sockpl 384 315 0 296 4 1 3 3 0 8 1 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 121 0 0 15 1 14 15 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 161 0 0 9 0 9 9 0 8 0 bufpl 256 7036 0 1188 366 0 366 366 0 8 0 anonpl 16 94249 0 86196 43 10 33 41 0 125 0 amapchunkpl 152 5701 0 5602 10 6 4 9 0 158 0 amappl16 192 4699 0 4286 22 1 21 22 0 8 0 amappl15 184 502 0 499 1 0 1 1 0 8 0 amappl14 176 37 0 34 2 1 1 1 0 8 0 amappl12 160 13 0 12 1 0 1 1 0 8 0 amappl11 152 60 0 42 1 0 1 1 0 8 0 amappl10 144 576 0 572 1 0 1 1 0 8 0 amappl9 136 591 0 588 1 0 1 1 0 8 0 amappl8 128 147 0 132 1 0 1 1 0 8 0 amappl7 120 542 0 533 1 0 1 1 0 8 0 amappl6 112 57 0 51 1 0 1 1 0 8 0 amappl5 104 125 0 111 1 0 1 1 0 8 0 amappl4 96 1397 0 1367 2 1 1 2 0 8 0 amappl3 88 196 0 186 1 0 1 1 0 8 0 amappl2 80 9435 0 9355 3 1 2 3 0 8 0 amappl1 72 33305 0 32850 24 14 10 19 0 8 0 amappl 80 3277 0 3237 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 dma64 64 259 0 259 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 17 0 17 1 1 0 1 0 8 0 aobjpl 64 33 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1223 0 1207 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1223 0 1207 1 0 1 1 0 8 0 vmmpekpl 168 10279 0 10244 2 0 2 2 0 8 0 vmmpepl 168 131639 0 130117 88 19 69 77 0 357 1 vmsppl 360 1222 0 1206 2 0 2 2 0 8 0 pdppl 4096 2453 0 2412 6 0 6 6 0 8 0 pvpl 32 302843 0 291671 123 28 95 112 0 265 3 pmappl 232 1222 0 1206 2 1 1 2 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 519 0 5 15 0 15 15 0 8 0