Warning: Permanently added '10.128.0.102' (ECDSA) to the list of known hosts. 2019/05/27 11:15:55 parsed 1 programs 2019/05/27 11:15:56 executed programs: 0 Starting stack trace... pckbc_cleanup(ffff800000026e00) at pckbc_cleanup+0x1d pckbc_enqueue_cmd(ffff800000026e00,1,ffff800020c40c6e,2,0,1) at pckbc_enqueue_cmd+0x310 pms_ioctl_mouse(ffff80000066c200,80045721,ffff800020c41010,42,ffff800020b38bd8) at pms_ioctl_mouse+0x137 wsmouse_do_ioctl(ffff80000064dc00,80045721,ffff800020c41010,42,ffff800020b38bd8) at wsmouse_do_ioctl+0x2e3 wsmousedoioctl(ffff80000064dc00,80045721,ffff800020c41010,42,ffff800020b38bd8) at wsmousedoioctl+0x51 wsmux_do_ioctl(ffff800000026d00,80045721,ffff800020c41010,42,ffff800020b38bd8) at wsmux_do_ioctl+0x5b3 VOP_IOCTL(fffffd8069040038,80045721,ffff800020c41010,42,fffffd807f7c6900,ffff800020b38bd8) at VOP_IOCTL+0x88 vn_ioctl(fffffd8073949900,80045721,ffff800020c41010,ffff800020b38bd8) at vn_ioctl+0xb6 sys_ioctl(ffff800020b38bd8,ffff800020c41138,ffff800020c411a0) at sys_ioctl+0x5b8 syscall(ffff800020c41210) at syscall+0x552 Xsyscall(6,0,ffffffffffffff39,0,3,96b4ff24010) at Xsyscall+0x128 end of kernel end trace frame: 0x96def7de580, count: 246 End of stack trace. pckbc: command timeout pms0: SET_RES command error Starting stack trace... pckbc_cleanup(ffff800000026e00) at pckbc_cleanup+0x1d pckbc_enqueue_cmd(ffff800000026e00,1,ffff800020c2783e,2,0,1) at pckbc_enqueue_cmd+0x310 pms_ioctl_mouse(ffff80000066c200,80045721,ffff800020c27be0,42,ffff800020b38980) at pms_ioctl_mouse+0x137 wsmouse_do_ioctl(ffff80000064dc00,80045721,ffff800020c27be0,42,ffff800020b38980) at wsmouse_do_ioctl+0x2e3 wsmousedoioctl(ffff80000064dc00,80045721,ffff800020c27be0,42,ffff800020b38980) at wsmousedoioctl+0x51 wsmux_do_ioctl(ffff800000026d00,80045721,ffff800020c27be0,42,ffff800020b38980) at wsmux_do_ioctl+0x5b3 VOP_IOCTL(fffffd80690404e8,80045721,ffff800020c27be0,42,fffffd807f7c6900,ffff800020b38980) at VOP_IOCTL+0x88 vn_ioctl(fffffd8073949310,80045721,ffff800020c27be0,ffff800020b38980) at vn_ioctl+0xb6 sys_ioctl(ffff800020b38980,ffff800020c27d08,ffff800020c27d70) at sys_ioctl+0x5b8 syscall(ffff800020c27de0) at syscall+0x552 Xsyscall(6,0,ffffffffffffff39,0,3,4f5e57ca010) at Xsyscall+0x128 end of kernel end trace frame: 0x4f7f396eef0, count: 246 End of stack trace. pckbc: command timeout pms0: SET_RES command error panic: kernel diagnostic assertion "cmd != NULL" failed: file "/syzkaller/jobs/openbsd/kernel/sys/dev/ic/pckbc.c", line 793 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *267967 96840 0 0 0x4000000 0K syz-executor.0 485362 87546 0 0x14000 0x200 1 reaper db_enter() at db_enter+0x18 panic() at panic+0x15c __assert(ffffffff81f9ccfd,ffffffff81f5bdb2,319,ffffffff81f79c01) at __assert+0x2e pckbc_start(ffff800000026e00,1) at pckbc_start+0x2e3 pckbc_enqueue_cmd(ffff800000026e00,1,ffff800020c3afce,2,0,1) at pckbc_enqueue_cmd+0x25a pms_ioctl_mouse(ffff80000066c200,80045721,ffff800020c3b370,42,ffff800020b38980) at pms_ioctl_mouse+0x137 wsmouse_do_ioctl(ffff80000064dc00,80045721,ffff800020c3b370,42,ffff800020b38980) at wsmouse_do_ioctl+0x2e3 wsmousedoioctl(ffff80000064dc00,80045721,ffff800020c3b370,42,ffff800020b38980) at wsmousedoioctl+0x51 wsmux_do_ioctl(ffff800000026d00,80045721,ffff800020c3b370,42,ffff800020b38980) at wsmux_do_ioctl+0x5b3 VOP_IOCTL(fffffd8069040a60,80045721,ffff800020c3b370,42,fffffd807f7c6900,ffff800020b38980) at VOP_IOCTL+0x88 vn_ioctl(fffffd8073949900,80045721,ffff800020c3b370,ffff800020b38980) at vn_ioctl+0xb6 sys_ioctl(ffff800020b38980,ffff800020c3b498,ffff800020c3b500) at sys_ioctl+0x5b8 syscall(ffff800020c3b570) at syscall+0x552 Xsyscall(6,0,ffffffffffffff39,0,3,96b4ff24010) at Xsyscall+0x128 end of kernel end trace frame: 0x96e3493f560, count: 1 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic kernel diagnostic assertion "cmd != NULL" failed: file "/syzkaller/jobs/openbsd/kernel/sys/dev/ic/pckbc.c", line 793 ddb{0}> trace db_enter() at db_enter+0x18 panic() at panic+0x15c __assert(ffffffff81f9ccfd,ffffffff81f5bdb2,319,ffffffff81f79c01) at __assert+0x2e pckbc_start(ffff800000026e00,1) at pckbc_start+0x2e3 pckbc_enqueue_cmd(ffff800000026e00,1,ffff800020c3afce,2,0,1) at pckbc_enqueue_cmd+0x25a pms_ioctl_mouse(ffff80000066c200,80045721,ffff800020c3b370,42,ffff800020b38980) at pms_ioctl_mouse+0x137 wsmouse_do_ioctl(ffff80000064dc00,80045721,ffff800020c3b370,42,ffff800020b38980) at wsmouse_do_ioctl+0x2e3 wsmousedoioctl(ffff80000064dc00,80045721,ffff800020c3b370,42,ffff800020b38980) at wsmousedoioctl+0x51 wsmux_do_ioctl(ffff800000026d00,80045721,ffff800020c3b370,42,ffff800020b38980) at wsmux_do_ioctl+0x5b3 VOP_IOCTL(fffffd8069040a60,80045721,ffff800020c3b370,42,fffffd807f7c6900,ffff800020b38980) at VOP_IOCTL+0x88 vn_ioctl(fffffd8073949900,80045721,ffff800020c3b370,ffff800020b38980) at vn_ioctl+0xb6 sys_ioctl(ffff800020b38980,ffff800020c3b498,ffff800020c3b500) at sys_ioctl+0x5b8 syscall(ffff800020c3b570) at syscall+0x552 Xsyscall(6,0,ffffffffffffff39,0,3,96b4ff24010) at Xsyscall+0x128 end of kernel end trace frame: 0x96e3493f560, count: -14 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800020c3add0 rbx 0xffff800020c3ae80 rdx 0xffff800020b38980 rcx 0 rax 0 r8 0xffffffff81749a43 kprintf+0x173 r9 0x1 r10 0x25 r11 0x1d7488c7b85750bb r12 0x3000000008 r13 0xffff800020c3ade0 r14 0x100 r15 0x1 rip 0xffffffff819cfb88 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020c3adc0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.0) pid=267967 stat=onproc flags process=0 proc=4000000 pri=65, usrpri=65, nice=20 forw=0xffffffffffffffff, list=0xffff800020b39790,0xffffffff8237e8f8 process=0xffff800020b8cd38 user=0xffff800020c36000, vmspace=0xfffffd806e7e3710 estcpu=15, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 96840 480277 11819 0 2 0 syz-executor.0 *96840 267967 11819 0 7 0x4000000 syz-executor.0 97119 282975 61939 0 3 0x82 nanosleep syz-executor.1 11819 29973 61939 0 3 0x82 nanosleep syz-executor.0 61939 74852 3375 0 3 0x82 kqread syz-execprog 61939 185632 3375 0 3 0x4000082 nanosleep syz-execprog 61939 193769 3375 0 3 0x4000082 thrsleep syz-execprog 61939 27622 3375 0 3 0x4000082 thrsleep syz-execprog 61939 5699 3375 0 3 0x4000082 thrsleep syz-execprog 61939 273081 3375 0 3 0x4000082 thrsleep syz-execprog 61939 409223 3375 0 3 0x4000082 thrsleep syz-execprog 61939 320573 3375 0 3 0x4000082 thrsleep syz-execprog 61939 116697 3375 0 3 0x4000082 thrsleep syz-execprog 3375 99602 9298 0 3 0x10008a pause ksh 9298 358394 4203 0 3 0x92 select sshd 42589 58459 1 0 3 0x100083 ttyin getty 4203 35406 1 0 3 0x80 select sshd 27155 459921 69593 74 3 0x100092 bpf pflogd 69593 23145 1 0 3 0x80 netio pflogd 27175 252926 74933 73 3 0x100010 biowait syslogd 74933 391966 1 0 3 0x100082 netio syslogd 20905 36700 1 77 3 0x100090 poll dhclient 15965 159371 1 0 3 0x80 poll dhclient 19275 164034 0 0 2 0x14200 zerothread 32239 293791 0 0 3 0x14200 aiodoned aiodoned 99020 374153 0 0 3 0x14200 syncer update 66530 425822 0 0 3 0x14200 cleaner cleaner 87546 485362 0 0 7 0x14200 reaper 63500 9999 0 0 3 0x14200 pgdaemon pagedaemon 23659 240860 0 0 3 0x14200 bored crynlk 55257 321619 0 0 3 0x14200 bored crypto 67055 120672 0 0 3 0x40014200 acpi0 acpi0 55119 148343 0 0 3 0x40014200 idle1 95211 220052 0 0 3 0x14200 bored softnet 80690 167216 0 0 3 0x14200 bored systqmp 22512 426169 0 0 3 0x14200 bored systq 51405 331215 0 0 3 0x40014200 bored softclock 38186 20086 0 0 3 0x40014200 idle0 35573 369154 0 0 3 0x14200 bored smr 1 415048 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &(curpg)->mdpage.pv_mtx r = 0 (0xfffffd8006b196d8) #0 witness_lock+0x52e #1 mtx_enter_try+0x102 #2 mtx_enter+0x4b #3 pmap_remove_ptes+0x22b #4 pmap_do_remove+0x400 #5 uvm_map_teardown+0x195 #6 uvmspace_free+0x86 #7 uvm_exit+0x29 #8 reaper+0x170 #9 proc_trampoline+0x1c exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd807f00abd8) #0 witness_lock+0x52e #1 mtx_enter_try+0x102 #2 mtx_enter+0x4b #3 pmap_do_remove+0x88 #4 uvm_map_teardown+0x195 #5 uvmspace_free+0x86 #6 uvm_exit+0x29 #7 reaper+0x170 #8 proc_trampoline+0x1c Process 96840 (syz-executor.0) thread 0xffff800020b38980 (267967) shared rwlock wsmuxlk r = 0 (0xffff800000026dd0) #0 witness_lock+0x52e #1 wsmux_do_ioctl+0x521 #2 VOP_IOCTL+0x88 #3 vn_ioctl+0xb6 #4 sys_ioctl+0x5b8 #5 syscall+0x552 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8234f1e0) #0 witness_lock+0x52e #1 syscall+0x43a #2 Xsyscall+0x128 Process 27175 (syslogd) thread 0xffff800020b85780 (252926) exclusive rrwlock inode r = 0 (0xfffffd806eafdd58) #0 witness_lock+0x52e #1 rw_enter+0x46d #2 rrw_enter+0x4f #3 VOP_LOCK+0x4b #4 vn_lock+0x6e #5 sys_fsync+0x114 #6 syscall+0x552 #7 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9461 6395K 6395K 78643K 10548 0 0 pcb 25 9K 9K 78643K 73 0 0 rtable 105 3K 3K 78643K 201 0 0 ifaddr 38 10K 10K 78643K 39 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1469 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1193 75K 75K 78643K 1212 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 12628 0 0 file desc 5 13K 25K 78643K 50 0 0 proc 52 50K 83K 78643K 359 0 0 subproc 0 0K 1K 78643K 17 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 in_multi 33 2K 2K 78643K 33 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 230 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 80 20K 20K 78643K 1240 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 6 0K 0K 78643K 10 0 0 temp 55 2714K 2778K 78643K 3487 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 43 0 37 1 0 1 1 0 8 0 plimitpl 152 20 0 12 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 8 0 8 1 0 1 1 0 8 1 tcpcb 544 14 0 11 1 0 1 1 0 8 0 nd6 48 6 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 15 0 2 1 0 1 1 0 8 0 pfstkey 112 15 0 2 1 0 1 1 0 8 0 pfstate 328 15 0 2 2 0 2 2 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 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1491 0 64 47 0 47 47 0 8 0 ffsino 272 1491 0 64 96 0 96 96 0 8 0 nchpl 144 1746 0 103 62 1 61 61 0 8 0 uvmvnodes 72 1518 0 0 28 0 28 28 0 8 0 vnodes 200 1518 0 0 80 0 80 80 0 8 0 namei 1024 5235 0 5235 2 1 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 4789 0 4788 8 7 1 7 0 8 0 sigapl 432 271 0 256 3 0 3 3 0 8 1 futexpl 56 68 0 68 2 1 1 1 0 8 1 knotepl 112 107 0 90 1 0 1 1 0 8 0 kqueuepl 104 3 0 1 1 0 1 1 0 8 0 pipepl 112 226 0 207 2 1 1 1 0 8 0 fdescpl 488 272 0 256 5 2 3 3 0 8 0 filepl 152 1432 0 1364 4 1 3 3 0 8 0 lockfpl 104 48 0 46 2 1 1 1 0 8 0 lockfspl 48 14 0 13 2 1 1 1 0 8 0 sessionpl 112 27 0 16 1 0 1 1 0 8 0 pgrppl 48 27 0 16 1 0 1 1 0 8 0 ucredpl 96 73 0 64 1 0 1 1 0 8 0 zombiepl 144 256 0 255 2 1 1 1 0 8 0 processpl 840 287 0 255 4 0 4 4 0 8 0 procpl 600 323 0 282 5 1 4 4 0 8 0 sockpl 384 103 0 85 4 1 3 3 0 8 1 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 95 0 0 12 0 12 12 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 151 0 0 8 0 8 8 0 8 0 bufpl 256 6009 0 1188 302 0 302 302 0 8 0 anonpl 16 32421 0 30748 19 6 13 13 0 125 5 amapchunkpl 152 1204 0 1128 8 2 6 6 0 158 2 amappl16 192 256 0 217 3 1 2 2 0 8 0 amappl15 184 1 0 1 1 0 1 1 0 8 1 amappl14 176 63 0 58 2 1 1 1 0 8 0 amappl13 168 4 0 4 2 2 0 1 0 8 0 amappl12 160 28 0 25 1 0 1 1 0 8 0 amappl11 152 91 0 71 1 0 1 1 0 8 0 amappl10 144 108 0 103 1 0 1 1 0 8 0 amappl9 136 817 0 814 1 0 1 1 0 8 0 amappl8 128 170 0 160 1 0 1 1 0 8 0 amappl7 120 47 0 42 1 0 1 1 0 8 0 amappl6 112 94 0 86 1 0 1 1 0 8 0 amappl5 104 182 0 167 1 0 1 1 0 8 0 amappl4 96 503 0 481 1 0 1 1 0 8 0 amappl3 88 249 0 239 1 0 1 1 0 8 0 amappl2 80 1270 0 1192 4 1 3 3 0 8 1 amappl1 72 17422 0 16969 32 14 18 20 0 8 8 amappl 80 629 0 593 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 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 272 0 256 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 272 0 256 1 0 1 1 0 8 0 vmmpekpl 168 9021 0 8996 2 0 2 2 0 8 0 vmmpepl 168 40075 0 39019 93 16 77 78 0 357 29 vmsppl 360 271 0 255 2 0 2 2 0 8 0 pdppl 4096 551 0 510 7 1 6 6 0 8 0 pvpl 32 155188 0 151044 116 8 108 108 0 265 69 pmappl 232 271 0 255 2 0 2 2 0 8 1 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 449 0 5 13 0 13 13 0 8 0