kern.securelevel: 0 -> 1 creating runtime link editor directory cache. preserving editor files. starting network daemons: sshd. starting local daemons:. Sat Apr 18 01:49:49 PDT 2020 OpenBSD/amd64 (ci-openbsd-multicore-0.c.syzkaller.internal) (tty00) Warning: Permanently added '10.128.1.20' (ECDSA) to the list of known hosts. 2020/04/18 01:50:03 parsed 1 programs 2020/04/18 01:50:06 executed programs: 0 2020/04/18 01:50:11 executed programs: 242 login: uvm_fault(0xffffffff8265d8f8, 0xa, 0, 1) -> e kernel: page fault trap, code=0 Stopped at vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffffff8265d8f8, 0xa, 0, 1) -> e vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 end trace frame: 0xffff800020e213b0, count: 0 ddb{0}> trace vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 vio_rx_intr(ffff80000017b050) at vio_rx_intr+0x4d intr_handler(ffff800020e21410,ffff800000255b80) at intr_handler+0x8f Xintr_ioapic_edge19_untramp() at Xintr_ioapic_edge19_untramp+0x19f acpicpu_idle() at acpicpu_idle+0x331 sched_idle(ffffffff824b3ff0) at sched_idle+0x3f7 end trace frame: 0x0, count: -6 ddb{0}> show registers rdi 0xc rsi 0xc rbp 0xffff800020e21350 rbx 0xffff80000017b000 rdx 0 rcx 0xffff8000001ac000 rax 0xc r8 0x2 r9 0 r10 0x8a7b919b34013205 r11 0x8ed6bb9c11208504 r12 0xffff800000024c00 r13 0xc r14 0xfffffd806d8b0c00 r15 0 rip 0xffffffff818ad091 vio_rxeof+0x191 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020e212c0 ss 0x10 vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> show proc PROC (idle0) pid=166341 stat=onproc flags process=14000 proc=40000200 pri=0, usrpri=50, nice=20 forw=0x8717ab1c40fba108, list=0xffff800020e19860,0xffff800020e19390 process=0xffff800020e1a3d8 user=0xffff800020e1c000, vmspace=0xffffffff8265d8f8 estcpu=0, cpticks=2565, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 2356 594 37804 0 3 0x82 nanosleep syz-executor.0 37804 467676 66125 0 3 0x82 kqread syz-execprog 37804 337863 66125 0 3 0x4000082 nanosleep syz-execprog 37804 520985 66125 0 3 0x4000082 thrsleep syz-execprog 37804 70452 66125 0 3 0x4000082 thrsleep syz-execprog 37804 361944 66125 0 3 0x4000082 thrsleep syz-execprog 37804 76031 66125 0 3 0x4000082 thrsleep syz-execprog 37804 184380 66125 0 3 0x4000082 thrsleep syz-execprog 37804 18731 66125 0 3 0x4000082 thrsleep syz-execprog 37804 340463 66125 0 3 0x4000082 nanosleep syz-execprog 66125 271951 23107 0 3 0x10008a pause ksh 23107 66802 20627 0 3 0x92 select sshd 91414 319861 1 0 3 0x100083 ttyin getty 20627 501827 1 0 3 0x80 select sshd 54946 437365 65291 74 3 0x100092 bpf pflogd 65291 408213 1 0 3 0x80 netio pflogd 9190 259783 89289 73 3 0x100090 kqread syslogd 89289 436413 1 0 3 0x100082 netio syslogd 62593 19858 1 77 3 0x100090 poll dhclient 27435 400718 1 0 3 0x80 poll dhclient 52661 480088 0 0 3 0x14200 bored smr 71425 177114 0 0 3 0x14200 pgzero zerothread 70002 140217 0 0 3 0x14200 aiodoned aiodoned 39663 366791 0 0 3 0x14200 syncer update 16805 305718 0 0 3 0x14200 cleaner cleaner 60989 252801 0 0 3 0x14200 reaper reaper 34637 515152 0 0 3 0x14200 pgdaemon pagedaemon 20847 418354 0 0 3 0x14200 bored crynlk 51347 259660 0 0 3 0x14200 bored crypto 96073 501356 0 0 3 0x40014200 acpi0 acpi0 97752 522587 0 0 7 0x40014200 idle1 88172 64467 0 0 3 0x14200 bored softnet 39276 332732 0 0 3 0x14200 bored systqmp 47407 114599 0 0 3 0x14200 bored systq 31835 3212 0 0 3 0x40014200 bored softclock *51885 166341 0 0 7 0x40014200 idle0 1 68987 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 51885 (idle0) thread 0xffff800020e195f0 (166341) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff8268ff78) #0 witness_lock+0x4c5 #1 intr_handler+0x5e #2 Xintr_ioapic_edge19_untramp+0x19f #3 acpicpu_idle+0x331 #4 sched_idle+0x3f7 #5 proc_trampoline+0x1c ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9466 6395K 6395K 78643K 10557 0 pcb 13 8K 8K 78643K 13 0 rtable 83 2K 2K 78643K 163 0 ifaddr 37 9K 9K 78643K 290 0 counters 41 33K 33K 78643K 41 0 ioctlops 0 0K 4K 78643K 1468 0 mount 1 1K 1K 78643K 1 0 vnodes 1183 74K 75K 78643K 1188 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 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1809 196K 290K 78643K 12766 0 file desc 2 4K 12K 78643K 269 0 proc 59 63K 83K 78643K 398 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 22 1K 1K 78643K 22 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 19 95K 95K 78643K 19 0 exec 0 0K 1K 78643K 197 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 77 12K 12K 78643K 1201 0 UVM aobj 2 2K 2K 78643K 2 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 5 0K 0K 78643K 7 0 temp 29 3033K 3097K 78643K 2424 0 kqueue 3 4K 4K 78643K 3 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 4 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 17 0 15 1 0 1 1 0 8 0 rtentry 112 34 0 1 1 0 1 1 0 8 0 unpcb 120 29 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 1 1 0 1 0 8 0 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 285 0 279 1 0 1 1 0 8 0 nd6 48 3 0 0 1 0 1 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 10 0 0 1 0 1 1 0 8 0 pfstkey 112 10 0 0 1 0 1 1 0 8 0 pfstate 328 10 0 0 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 256 145 0 0 10 0 10 10 0 8 0 art_table 32 146 0 0 2 0 2 2 0 8 0 art_node 16 33 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1674 0 271 88 0 88 88 0 8 0 ffsino 272 1674 0 271 94 0 94 94 0 8 0 nchpl 144 2149 0 539 60 0 60 60 0 8 0 uvmvnodes 72 1684 0 0 31 0 31 31 0 8 0 vnodes 208 1684 0 0 89 0 89 89 0 8 0 namei 1024 5165 0 5165 1 0 1 1 0 8 1 percpumem 16 31 0 0 1 0 1 1 0 8 0 scxspl 192 6025 0 6025 2 1 1 2 0 8 1 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 424 492 0 463 4 0 4 4 0 8 0 knotepl 112 39 0 28 1 0 1 1 0 8 0 kqueuepl 144 2 0 0 1 0 1 1 0 8 0 pipelkpl 48 74 0 67 1 0 1 1 0 8 0 pipepl 120 148 0 135 1 0 1 1 0 8 0 fdescpl 496 477 0 463 3 0 3 3 0 8 0 filepl 152 1603 0 1545 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 62 0 53 1 0 1 1 0 8 0 zombiepl 144 463 0 462 1 0 1 1 0 8 0 processpl 984 492 0 462 5 0 5 5 0 8 1 procpl 624 500 0 462 3 0 3 3 0 8 0 sockpl 400 331 0 313 2 0 2 2 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 78 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 106 0 0 7 0 7 7 0 8 0 mbufpl: pool(0xffffffff8266d8c8:mbufpl): free list modified: page 0xfffffd807dc59000; item ordinal 9; addr 0xfffffd807dc59a00 (p 0xfffffd806df9b000); offset 0x0=0x0 pool(mbufpl): free list modified: page 0xfffffd807dc59000; item ordinal 9; addr 0xfffffd807dc59a00 (p 0xfffffd806df9b000); offset 0x0=0x0 mbufpl: pool(0xffffffff8266d8c8:mbufpl): page inconsistency: page 0xfffffd807dc59000; item ordinal 10; addr 0x61bf131ed789734a bufpl 280 4060 0 190 277 0 277 277 0 8 0 anonpl 16 29286 0 27027 14 1 13 13 0 124 3 amapchunkpl 152 1028 0 941 5 0 5 5 0 158 1 amappl16 192 1201 0 1119 5 0 5 5 0 8 0 amappl15 184 1 0 0 1 0 1 1 0 8 0 amappl14 176 31 0 24 1 0 1 1 0 8 0 amappl13 168 20 0 19 1 0 1 1 0 8 0 amappl12 160 257 0 256 2 1 1 1 0 8 0 amappl11 152 49 0 33 1 0 1 1 0 8 0 amappl10 144 15 0 12 1 0 1 1 0 8 0 amappl9 136 236 0 234 1 0 1 1 0 8 0 amappl8 128 269 0 260 1 0 1 1 0 8 0 amappl7 120 113 0 103 1 0 1 1 0 8 0 amappl6 112 25 0 21 2 1 1 1 0 8 0 amappl5 104 380 0 365 1 0 1 1 0 8 0 amappl4 96 494 0 468 1 0 1 1 0 8 0 amappl3 88 110 0 105 1 0 1 1 0 8 0 amappl2 80 1668 0 1610 3 0 3 3 0 8 1 amappl1 72 17593 0 17173 25 7 18 20 0 8 8 amappl 80 726 0 696 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 18 0 17 1 0 1 1 0 8 0 aobjpl 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 477 0 463 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 477 0 463 1 0 1 1 0 8 0 vmmpekpl 168 6814 0 6792 2 0 2 2 0 8 0 vmmpepl 168 43654 0 42679 86 6 80 80 0 357 36 vmsppl 368 476 0 463 2 0 2 2 0 8 0 pdppl 4096 962 0 926 6 0 6 6 0 8 0 pvpl 32 139055 0 134293 115 0 115 115 0 265 75 pmappl 232 476 0 463 1 0 1 1 0 8 0 extentpl 40 46 0 29 1 0 1 1 0 8 0 phpool 112 233 0 3 7 0 7 7 0 8 0 ddb{0}>