Warning: Permanently added '10.128.0.116' (ECDSA) to the list of known hosts. 2019/10/19 15:28:51 parsed 1 programs 2019/10/19 15:28:57 executed programs: 0 uvm_fault(0xfffffd807f00a8a0, 0x8, 0, 1) -> e kernel: page fault trap, code=0 Stopped at witness_checkorder+0x121: movl 0x8(%r15),%ebx ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xfffffd807f00a8a0, 0x8, 0, 1) -> e witness_checkorder(ffff800000a5fe18,9,0) at witness_checkorder+0x121 end trace frame: 0xffff800020b67000, count: 0 ddb{0}> trace witness_checkorder(ffff800000a5fe18,9,0) at witness_checkorder+0x121 mtx_enter(ffff800000a5fe08) at mtx_enter+0x3a filt_bpfread(fffffd806eb7e620,0) at filt_bpfread+0x4e kqueue_register(fffffd806e7f4b60,ffff800020b670f0,ffff800020ab1160) at kqueue_register+0x425 sys_kevent(ffff800020ab1160,ffff800020b672b8,ffff800020b67300) at sys_kevent+0x2b1 syscall(ffff800020b67380) at syscall+0x4a4 Xsyscall(6,0,ffffffffffffff80,0,6,6613bf580e0) at Xsyscall+0x128 end of kernel end trace frame: 0x6637655c240, count: -7 ddb{0}> show registers rdi 0 rsi 0x20000 acpi_pdirpa+0xbe68 rbp 0xffff800020b66fc0 rbx 0x70 rdx 0 rcx 0xfffffd8002fdab80 rax 0xffffffff8248eff0 cpu_info_full_primary+0x1ff0 r8 0x7f7fffffc000 r9 0x2b r10 0xc8f53ad9a7d7366e r11 0x881cccb5ed16e230 r12 0xdeaf4152deaf4152 r13 0 r14 0xffff800020ab1160 r15 0 rip 0xffffffff811658b1 witness_checkorder+0x121 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020b66f20 ss 0x10 witness_checkorder+0x121: movl 0x8(%r15),%ebx ddb{0}> show proc PROC (syz-executor.0) pid=403766 stat=onproc flags process=0 proc=4000000 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff800020ab13d8,0xffff800020ab0ef8 process=0xffff800020adca80 user=0xffff800020b62000, vmspace=0xfffffd807f00a8a0 estcpu=0, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 1314 243670 83188 0 7 0 syz-executor.0 1314 453099 83188 0 3 0x4000080 kqread syz-executor.0 * 1314 403766 83188 0 7 0x4000000 syz-executor.0 1314 255455 83188 0 3 0x4000080 fsleep syz-executor.0 83188 523964 20443 0 3 0x82 nanosleep syz-executor.0 20443 195881 22637 0 3 0x82 thrsleep syz-execprog 20443 142353 22637 0 3 0x4000082 thrsleep syz-execprog 20443 266975 22637 0 3 0x4000082 thrsleep syz-execprog 20443 128235 22637 0 3 0x4000082 thrsleep syz-execprog 20443 315228 22637 0 3 0x4000082 thrsleep syz-execprog 20443 321496 22637 0 3 0x4000082 thrsleep syz-execprog 20443 395764 22637 0 3 0x4000082 thrsleep syz-execprog 20443 261453 22637 0 3 0x4000082 thrsleep syz-execprog 20443 444214 22637 0 3 0x4000082 kqread syz-execprog 22637 331214 29853 0 3 0x10008a pause ksh 29853 215402 63743 0 3 0x92 select sshd 41624 359930 1 0 3 0x100083 ttyin getty 63743 353468 1 0 3 0x80 select sshd 72874 459548 429 74 3 0x100092 bpf pflogd 429 447148 1 0 3 0x80 netio pflogd 8982 129626 11831 73 3 0x100090 kqread syslogd 11831 234052 1 0 3 0x100082 netio syslogd 73687 85203 1 77 3 0x100090 poll dhclient 23513 2481 1 0 3 0x80 poll dhclient 37129 472318 0 0 3 0x14200 pgzero zerothread 93612 198165 0 0 3 0x14200 aiodoned aiodoned 91924 329769 0 0 3 0x14200 syncer update 72336 375675 0 0 3 0x14200 cleaner cleaner 36043 278028 0 0 3 0x14200 reaper reaper 35395 126339 0 0 3 0x14200 pgdaemon pagedaemon 95711 31691 0 0 3 0x14200 bored crynlk 33224 175211 0 0 3 0x14200 bored crypto 75911 30836 0 0 3 0x40014200 acpi0 acpi0 27633 435410 0 0 3 0x40014200 idle1 48884 332799 0 0 3 0x14200 bored softnet 72101 391742 0 0 3 0x14200 bored systqmp 87152 375043 0 0 3 0x14200 bored systq 11277 412940 0 0 3 0x40014200 bored softclock 77481 77 0 0 3 0x40014200 idle0 37736 16445 0 0 3 0x14200 bored smr 1 489779 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 1314 (syz-executor.0) thread 0xffff800020ab1160 (403766) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82622388) #0 witness_lock+0x52e #1 syscall+0x400 #2 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9453 6383K 6449K 78643K 10548 0 0 pcb 13 8K 8K 78643K 15 0 0 rtable 63 2K 2K 78643K 169 0 0 ifaddr 26 8K 9K 78643K 34 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1468 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1182 74K 74K 78643K 1188 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 2 0K 0K 78643K 2 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12765 0 0 file desc 3 8K 12K 78643K 18 0 0 proc 59 63K 83K 78643K 384 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 in_multi 11 0K 1K 78643K 22 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 18 79K 79K 78643K 18 0 0 exec 0 0K 1K 78643K 199 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 76 12K 12K 78643K 960 0 0 UVM aobj 2 2K 2K 78643K 2 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 NDP 4 0K 0K 78643K 7 0 0 temp 41 3544K 3606K 78643K 3338 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 4 0 2 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 18 0 15 1 0 1 1 0 8 0 rtentry 112 34 0 11 1 0 1 1 0 8 0 unpcb 120 29 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 2 2 0 1 0 8 0 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 34 0 27 1 0 1 1 0 8 0 nd6 48 2 0 2 1 0 1 1 0 8 1 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 11 0 2 1 0 1 1 0 8 0 pfstkey 112 11 0 2 1 0 1 1 0 8 0 pfstate 328 11 0 2 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 256 167 0 47 11 0 11 11 0 8 2 art_table 32 168 0 47 2 0 2 2 0 8 0 art_node 16 33 0 12 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1422 0 20 46 0 46 46 0 8 0 ffsino 272 1422 0 20 94 0 94 94 0 8 0 nchpl 144 1661 0 49 60 0 60 60 0 8 0 uvmvnodes 72 1434 0 0 27 0 27 27 0 8 0 vnodes 208 1434 0 0 76 0 76 76 0 8 0 namei 1024 4146 0 4146 2 1 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 4243 0 4243 9 8 1 7 0 8 1 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 432 226 0 212 2 0 2 2 0 8 0 futexpl 56 10 0 9 1 0 1 1 0 8 0 knotepl 112 40 0 28 1 0 1 1 0 8 0 kqueuepl 104 4 0 0 1 0 1 1 0 8 0 pipepl 112 154 0 141 2 1 1 1 0 8 0 fdescpl 488 227 0 212 3 0 3 3 0 8 0 filepl 152 1128 0 1064 3 0 3 3 0 8 0 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 52 0 43 1 0 1 1 0 8 0 zombiepl 144 212 0 212 2 1 1 1 0 8 1 processpl 896 242 0 212 4 0 4 4 0 8 0 procpl 632 253 0 212 4 0 4 4 0 8 0 srpgc 64 2 0 2 1 0 1 1 0 8 1 sockpl 384 81 0 61 2 0 2 2 0 8 0 mcl4k 4096 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 81 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 184 0 0 10 0 10 10 0 8 0 bufpl 256 5886 0 1315 286 0 286 286 0 8 0 anonpl 16 22252 0 20614 15 2 13 13 0 124 6 amapchunkpl 152 806 0 734 5 0 5 5 0 158 2 amappl16 192 138 0 107 2 0 2 2 0 8 0 amappl14 176 35 0 30 2 1 1 1 0 8 0 amappl12 160 5 0 4 2 1 1 1 0 8 0 amappl11 152 54 0 39 1 0 1 1 0 8 0 amappl10 144 17 0 14 1 0 1 1 0 8 0 amappl9 136 463 0 457 1 0 1 1 0 8 0 amappl8 128 130 0 118 1 0 1 1 0 8 0 amappl7 120 33 0 30 1 0 1 1 0 8 0 amappl6 112 81 0 70 1 0 1 1 0 8 0 amappl5 104 122 0 109 1 0 1 1 0 8 0 amappl4 96 495 0 468 1 0 1 1 0 8 0 amappl3 88 118 0 112 1 0 1 1 0 8 0 amappl2 80 958 0 891 3 0 3 3 0 8 1 amappl1 72 15309 0 14874 26 8 18 20 0 8 8 amappl 80 483 0 451 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 17 0 17 1 1 0 1 0 8 0 aobjpl 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 227 0 212 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 227 0 212 1 0 1 1 0 8 0 vmmpekpl 168 6421 0 6399 2 0 2 2 0 8 0 vmmpepl 168 32710 0 31723 94 14 80 80 0 357 37 vmsppl 368 226 0 212 2 0 2 2 0 8 0 pdppl 4096 461 0 424 6 0 6 6 0 8 1 pvpl 32 112565 0 108479 119 4 115 115 0 265 81 pmappl 232 226 0 212 1 0 1 1 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 431 0 4 13 0 13 13 0 8 0 ddb{0}>