kern.securelevel: 0 -> 1 creating runtime link editor directory cache. preserving editor files. starting network daemons: sshd. starting local daemons:. Thu Mar 12 03:30:34 PDT 2020 OpenBSD/amd64 (ci-openbsd-multicore-5.c.syzkaller.internal) (tty00) Warning: Permanently added '10.128.1.23' (ECDSA) to the list of known hosts. 2020/03/12 03:30:59 parsed 1 programs 2020/03/12 03:31:05 executed programs: 0 2020/03/12 03:31:10 executed programs: 242 login: uvm_fault(0xffffffff82651870, 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(0xffffffff82651870, 0xa, 0, 1) -> e vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 end trace frame: 0xffff800020a21c00, count: 0 ddb{0}> trace vio_rxeof(ffff80000017b000) at vio_rxeof+0x191 vio_rx_intr(ffff80000017b050) at vio_rx_intr+0x4d intr_handler(ffff800020a21c60,ffff800000255b80) at intr_handler+0x8f Xintr_ioapic_edge19_untramp() at Xintr_ioapic_edge19_untramp+0x19f acpicpu_idle() at acpicpu_idle+0x331 sched_idle(ffffffff8250aff0) at sched_idle+0x3f7 end trace frame: 0x0, count: -6 ddb{0}> show registers rdi 0xc rsi 0xc rbp 0xffff800020a21ba0 rbx 0xffff80000017b000 rdx 0 rcx 0xffff8000001ac000 rax 0xc r8 0x2 r9 0 r10 0xc3b2554567508352 r11 0xfc86f085b00c4c3 r12 0xffff800000024c00 r13 0xc r14 0xfffffd806d859100 r15 0 rip 0xffffffff811418e1 vio_rxeof+0x191 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800020a21b10 ss 0x10 vio_rxeof+0x191: movzwl 0xa(%r15),%eax ddb{0}> show proc PROC (idle0) pid=139836 stat=onproc flags process=14000 proc=40000200 pri=0, usrpri=50, nice=20 forw=0xc7f094025fb24218, list=0xffff800020a19ad0,0xffff800020a19120 process=0xffff800020a1b2c0 user=0xffff800020a1c000, vmspace=0xffffffff82651870 estcpu=0, cpticks=4138, pctcpu=0.0 user=0, sys=0, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 24936 196297 41914 0 3 0x82 nanosleep syz-executor.0 41914 349149 20166 0 3 0x82 nanosleep syz-execprog 41914 128596 20166 0 3 0x4000082 nanosleep syz-execprog 41914 341881 20166 0 3 0x4000082 thrsleep syz-execprog 41914 292163 20166 0 3 0x4000082 thrsleep syz-execprog 41914 426017 20166 0 3 0x4000082 thrsleep syz-execprog 41914 156183 20166 0 3 0x4000082 thrsleep syz-execprog 41914 478442 20166 0 3 0x4000082 thrsleep syz-execprog 41914 57635 20166 0 3 0x4000082 thrsleep syz-execprog 41914 392509 20166 0 3 0x4000082 kqread syz-execprog 20166 430398 2248 0 3 0x10008a pause ksh 2248 15790 41413 0 3 0x92 select sshd 28048 264424 1 0 3 0x100083 ttyin getty 41413 305771 1 0 3 0x80 select sshd 2045 131831 75431 74 3 0x100092 bpf pflogd 75431 25025 1 0 3 0x80 netio pflogd 42346 477166 45331 73 3 0x100090 kqread syslogd 45331 507513 1 0 3 0x100082 netio syslogd 76090 206215 1 77 3 0x100090 poll dhclient 75310 4934 1 0 3 0x80 poll dhclient 30839 28222 0 0 3 0x14200 bored smr 49867 74922 0 0 3 0x14200 pgzero zerothread 45985 503222 0 0 3 0x14200 aiodoned aiodoned 53483 376965 0 0 3 0x14200 syncer update 47731 303741 0 0 3 0x14200 cleaner cleaner 39217 194862 0 0 3 0x14200 reaper reaper 33342 288938 0 0 3 0x14200 pgdaemon pagedaemon 91910 129022 0 0 3 0x14200 bored crynlk 63402 290268 0 0 3 0x14200 bored crypto 42684 507518 0 0 3 0x40014200 acpi0 acpi0 9874 289555 0 0 7 0x40014200 idle1 56137 305639 0 0 3 0x14200 bored softnet 24846 41530 0 0 3 0x14200 bored systqmp 41166 360673 0 0 3 0x14200 bored systq 92749 13065 0 0 3 0x40014200 bored softclock *91097 139836 0 0 7 0x40014200 idle0 1 152578 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 91097 (idle0) thread 0xffff800020a195f0 (139836) exclusive kernel_lock &kernel_lock r = 1 (0xffffffff826848b0) #0 witness_lock+0x52e #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 74 12K 12K 78643K 1199 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 3013K 3077K 78643K 2413 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 2 2 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 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 256 145 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 dino1pl 128 1674 0 271 46 0 46 46 0 8 0 ffsino 272 1674 0 271 94 0 94 94 0 8 0 nchpl 144 2151 0 541 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 5129 0 5129 2 1 1 1 0 8 1 percpumem 16 31 0 0 1 0 1 1 0 8 0 scxspl 192 6161 0 6161 8 1 7 7 0 8 7 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 2 1 1 1 0 8 0 pipepl 120 148 0 135 2 1 1 1 0 8 0 fdescpl 496 477 0 463 3 0 3 3 0 8 0 filepl 152 1604 0 1546 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 144 463 0 462 2 1 1 1 0 8 0 processpl 960 492 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 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 69 0 0 9 0 9 9 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 114 0 0 6 0 6 6 0 8 0 bufpl 280 3997 0 173 274 0 274 274 0 8 0 anonpl 16 29561 0 27302 15 2 13 13 0 124 3 amapchunkpl 152 1031 0 964 5 0 5 5 0 158 1 amappl16 192 960 0 882 5 0 5 5 0 8 0 amappl15 184 506 0 503 1 0 1 1 0 8 0 amappl14 176 11 0 5 2 1 1 1 0 8 0 amappl13 168 21 0 19 2 1 1 1 0 8 0 amappl12 160 6 0 6 2 1 1 1 0 8 1 amappl11 152 70 0 52 1 0 1 1 0 8 0 amappl10 144 16 0 13 1 0 1 1 0 8 0 amappl9 136 231 0 229 1 0 1 1 0 8 0 amappl8 128 274 0 264 1 0 1 1 0 8 0 amappl7 120 117 0 106 1 0 1 1 0 8 0 amappl6 112 23 0 20 2 1 1 1 0 8 0 amappl5 104 385 0 369 1 0 1 1 0 8 0 amappl4 96 514 0 485 2 0 2 2 0 8 1 amappl3 88 113 0 106 1 0 1 1 0 8 0 amappl2 80 1690 0 1633 4 1 3 3 0 8 1 amappl1 72 16849 0 16427 26 8 18 20 0 8 8 amappl 80 726 0 698 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