load: 4.80 cmd: load: 4.80 cmd:uvm_fault(0xfffffd807f00cb40, 0x8f, 0, 1) -> e kernel: page fault trap, code=0 Stopped at wsmuxclose+0x75: cmpq %r12,0x90(%r15) ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xfffffd807f00cb40, 0x8f, 0, 1) -> e wsmuxclose(4500,1,2000,ffff800020b42720) at wsmuxclose+117 end trace frame: 0xffff800020c30de0, count: 0 ddb{1}> trace wsmuxclose(4500,1,2000,ffff800020b42720) at wsmuxclose+117 spec_close(ffff800020c30df0) at spec_close+928 VOP_CLOSE(fffffd8073bbb970,1,fffffd807f7c7ba0,ffff800020b42720) at VOP_CLOSE+112 vn_closefile(fffffd80673ed740,ffff800020b42720) at vn_closefile+352 fdrop(fffffd80673ed740,ffff800020b42720) at fdrop+225 closef(fffffd80673ed740,ffff800020b42720) at closef+297 fdfree(ffff800020b42720) at fdfree+232 exit1(ffff800020b42720,0,1) at exit1+750 sys_exit(ffff800020b42720,ffff800020c310f0,ffff800020c310e0) at sys_exit+23 syscall(ffff800020c31190) at syscall+1452 Xsyscall(6,1,0,1,0,7f7ffffd6e84) at Xsyscall+296 end of kernel end trace frame: 0x7f7ffffd6e50, count: -11 ddb{1}> show registers rdi 0 rsi 0 rbp 18446603336770850160 rbx 0 rdx 18446744071594830200 apollo_udma100_tim+96495 rcx 0 rax 0 r8 18446744071581145573 setrunnable+149 r9 5 r10 4 r11 339615461185978446 r12 18446603336221355264 r13 0 r14 18446603336221355344 r15 18446744073709551615 rip 18446744071586934213 wsmuxclose+117 cs 8 rflags 66118 __ALIGN_SIZE+62022 rsp 18446603336770850096 ss 16 wsmuxclose+117: cmpq %r12,144(%r15) ddb{1}> show proc PROC (syz-executor.0) pid=248914 stat=onproc flags process=1008 proc=2000 pri=0, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff800020b43080,0xffff800020b42028 process=0xffff800020b453c0 user=0xffff800020c2c000, vmspace=0xfffffd807f00cb40 estcpu=33, cpticks=2, pctcpu=0.1 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 67349 192124 91844 0 7 0 syz-executor.1 67349 75193 91844 0 2 0x4000000 syz-executor.1 62933 289429 0 0 3 0x14200 bored sosplice 91844 482479 56466 0 3 0x82 nanosleep syz-executor.1 86068 65156 56466 0 2 0x2 syz-executor.0 56466 505349 42183 0 3 0x82 thrsleep syz-fuzzer 56466 448903 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 313894 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 488119 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 422928 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 94796 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 339329 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 357878 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 305370 42183 0 3 0x4000082 thrsleep syz-fuzzer 56466 110355 42183 0 3 0x4000082 kqread syz-fuzzer 56466 296884 42183 0 3 0x4000082 thrsleep syz-fuzzer 42183 225833 55756 0 3 0x10008a pause ksh 55756 125448 49153 0 3 0x92 select sshd 47491 301900 1 0 3 0x100083 ttyin getty 49153 173623 1 0 3 0x80 select sshd 64084 69740 20925 73 2 0x100090 syslogd 20925 481041 1 0 3 0x100082 netio syslogd 68686 215103 1 77 3 0x100090 poll dhclient 97224 501505 1 0 3 0x80 poll dhclient 5574 422566 0 0 2 0x14200 zerothread 32737 332959 0 0 3 0x14200 aiodoned aiodoned 37833 268436 0 0 3 0x14200 syncer update 17163 507475 0 0 3 0x14200 cleaner cleaner 46934 144740 0 0 3 0x14200 reaper reaper 21977 376798 0 0 3 0x14200 pgdaemon pagedaemon 57314 336939 0 0 3 0x14200 bored crynlk 79730 474564 0 0 3 0x14200 bored crypto 49072 277607 0 0 3 0x40014200 acpi0 acpi0 68285 130657 0 0 3 0x40014200 idle1 62315 69247 0 0 3 0x14200 bored softnet 12107 277382 0 0 3 0x14200 bored systqmp 99417 84755 0 0 3 0x14200 bored systq 11579 194661 0 0 3 0x40014200 bored softclock 38912 103241 0 0 3 0x40014200 idle0 1 290579 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9495 6357K 6357K 78643K 10781 0 0 pcb 23 9K 10K 78643K 313 0 0 rtable 100 3K 4K 78643K 258 0 0 ifaddr 45 11K 11K 78643K 68 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 2K 78643K 20 0 0 iov 0 0K 24K 78643K 41 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1196 75K 75K 78643K 1777 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 5K 78643K 5 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 12 0K 0K 78643K 357 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1792 194K 288K 78643K 12592 0 0 file desc 6 17K 25K 78643K 773 0 0 sigio 0 0K 0K 78643K 2 0 0 proc 42 38K 70K 78643K 362 0 0 subproc 64 65538K 67586K 78643K 136 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 80 0 0 in_multi 33 2K 2K 78643K 93 0 0 ether_multi 1 0K 0K 78643K 10 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 72 318K 318K 78643K 72 0 0 exec 0 0K 1K 78643K 207 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 87 20K 29K 78643K 3043 0 0 UVM aobj 24 2K 2K 78643K 26 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 ip6_options 0 0K 1K 78643K 12 0 0 NDP 8 0K 0K 78643K 21 0 0 temp 118 2357K 2427K 78643K 4706 0 0 kqueue 0 0K 0K 78643K 4 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 2 1 0 1 1 0 8 0 inpcbpl 280 259 0 252 1 0 1 1 0 8 0 plimitpl 152 24 0 17 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtentry 112 59 0 19 2 0 2 2 0 8 0 syncache 264 4 0 4 1 1 0 1 0 8 0 tcpcb 544 78 0 74 1 0 1 1 0 8 0 nd6 48 8 0 4 1 0 1 1 0 8 0 ppxss 1128 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 267 0 82 12 0 12 12 0 8 0 art_table 32 268 0 82 2 0 2 2 0 8 0 art_node 16 58 0 24 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 3 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 355 0 345 1 0 1 1 0 8 0 shmpl 112 24 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 3104 0 1689 46 0 46 46 0 8 0 ffsino 272 3104 0 1689 97 2 95 95 0 8 0 nchpl 144 4351 0 2742 61 0 61 61 0 8 0 uvmvnodes 72 3234 0 0 59 0 59 59 0 8 0 vnodes 200 3234 0 0 171 0 171 171 0 8 0 namei 1024 11375 0 11375 1 0 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 10558 0 10558 9 8 1 6 0 8 1 sigapl 432 935 0 921 2 0 2 2 0 8 0 futexpl 56 6997 0 6997 1 0 1 1 0 8 1 knotepl 112 216 0 189 3 2 1 2 0 8 0 kqueuepl 104 141 0 139 1 0 1 1 0 8 0 pipepl 112 466 0 447 1 0 1 1 0 8 0 fdescpl 488 936 0 921 3 1 2 3 0 8 0 filepl 152 4569 0 4473 8 4 4 5 0 8 0 lockfpl 104 686 0 686 4 3 1 1 0 8 1 lockfspl 32 351 0 351 4 3 1 1 0 8 1 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 28 0 18 1 0 1 1 0 8 0 ucredpl 96 889 0 882 1 0 1 1 0 8 0 zombiepl 144 922 0 921 1 0 1 1 0 8 0 processpl 840 951 0 921 4 0 4 4 0 8 0 procpl 600 2421 0 2380 4 0 4 4 0 8 0 srpgc 64 12 0 12 1 1 0 1 0 8 0 sockpl 384 515 0 498 5 3 2 3 0 8 0 mcl64k 65536 511 0 0 64 6 58 64 0 8 1 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 4 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 119 0 0 14 1 13 14 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 633 0 0 37 0 37 37 0 8 0 bufpl 256 6362 0 1013 335 0 335 335 0 8 0 anonpl 16 93799 0 85762 52 19 33 47 0 125 0 amapchunkpl 152 4813 0 4725 16 12 4 9 0 158 0 amappl16 192 4818 0 4391 41 19 22 32 0 8 0 amappl15 184 1 0 1 1 1 0 1 0 8 0 amappl14 176 13 0 12 2 1 1 1 0 8 0 amappl13 168 374 0 369 1 0 1 1 0 8 0 amappl12 160 9 0 8 1 0 1 1 0 8 0 amappl11 152 206 0 197 1 0 1 1 0 8 0 amappl10 144 62 0 59 1 0 1 1 0 8 0 amappl9 136 372 0 369 1 0 1 1 0 8 0 amappl8 128 158 0 134 1 0 1 1 0 8 0 amappl7 120 47 0 40 1 0 1 1 0 8 0 amappl6 112 60 0 52 1 0 1 1 0 8 0 amappl5 104 118 0 107 1 0 1 1 0 8 0 amappl4 96 997 0 970 2 1 1 2 0 8 0 amappl3 88 157 0 151 1 0 1 1 0 8 0 amappl2 80 8028 0 7967 2 0 2 2 0 8 0 amappl1 72 26955 0 26529 24 14 10 19 0 8 0 amappl 72 2635 0 2600 1 0 1 1 0 75 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 25 0 2 1 0 1 1 0 8 0 uaddrrnd 24 936 0 921 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 936 0 921 1 0 1 1 0 8 0 vmmpekpl 168 10723 0 10703 2 0 2 2 0 8 0 vmmpepl 168 101618 0 100173 95 31 64 73 0 357 1 vmsppl 360 935 0 921 2 0 2 2 0 8 0 pdppl 4096 1879 0 1842 6 1 5 6 0 8 0 pvpl 32 295298 0 283603 141 46 95 123 0 265 0 pmappl 224 935 0 921 1 0 1 1 0 8 0 extentpl 40 39 0 25 1 0 1 1 0 8 0 phpool 112 576 0 12 17 0 17 17 0 8 0