Warning: Permanently added '10.128.1.48' (ED25519) to the list of known hosts. 2024/05/09 07:17:23 ignoring optional flag "sandboxArg"="0" 2024/05/09 07:17:23 parsed 1 programs 2024/05/09 07:17:24 executed programs: 0 panic: kernel diagnostic assertion "ps->ps_uvncount == 0" failed: file "/syzkaller/jobs/openbsd/kernel/sys/kern/kern_unveil.c", line 188 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND db_enter() at db_enter+0x1c panic(ffffffff82927401) at panic+0x165 __assert(ffffffff828e0dd3,ffffffff82857585,bc,ffffffff82868c19) at __assert+0x29 unveil_destroy(ffff8000ffff6190) at unveil_destroy+0x174 exit1(ffff80002a608018,0,0,1) at exit1+0x3c0 sys_exit(ffff80002a608018,ffff80002a67b350,ffff80002a67b2a0) at sys_exit+0x1a syscall(ffff80002a67b350) at syscall+0x72a Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x723906396c30, count: 7 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> ddb> set $lines = 0 ddb> set $maxwidth = 0 ddb> show panic *cpu0: kernel diagnostic assertion "ps->ps_uvncount == 0" failed: file "/syzkaller/jobs/openbsd/kernel/sys/kern/kern_unveil.c", line 188 ddb> trace db_enter() at db_enter+0x1c panic(ffffffff82927401) at panic+0x165 __assert(ffffffff828e0dd3,ffffffff82857585,bc,ffffffff82868c19) at __assert+0x29 unveil_destroy(ffff8000ffff6190) at unveil_destroy+0x174 exit1(ffff80002a608018,0,0,1) at exit1+0x3c0 sys_exit(ffff80002a608018,ffff80002a67b350,ffff80002a67b2a0) at sys_exit+0x1a syscall(ffff80002a67b350) at syscall+0x72a Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x723906396c30, count: -8 ddb> show registers rdi 0 rsi 0x1 rbp 0xffff80002a67b090 rbx 0xffff8000ffff6190 rdx 0 rcx 0 rax 0xffff80002a608018 r8 0x101010101010101 r9 0x8080808080808080 r10 0x6d959523c625f179 r11 0x540b4ebffdc06208 r12 0 r13 0x2 r14 0 r15 0x1 rip 0xffffffff82731edc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002a67b080 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb> show proc PROC (syz-executor.0) tid=438008 pid=95134 tcnt=1 stat=onproc flags process=8001008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80002a608018 forw=0xffffffffffffffff, list=0xffff80002a62c2a0,0xffffffff82e3d4b8 process=0xffff8000ffff6190 user=0xffff80002a676000, vmspace=0xfffffd80074a6c18 estcpu=36, cpticks=16, pctcpu=0.0, user=0, sys=1, intr=0 ddb> ps PID TID PPID UID S FLAGS WAIT COMMAND 73233 478531 18179 0 2 0x8000482 syz-executor.0 18179 306531 49160 0 3 0x1a000082 thrsleep syz-execprog 18179 620 49160 0 3 0x1e000082 thrsleep syz-execprog 18179 385321 49160 0 3 0x1e000082 thrsleep syz-execprog 18179 312101 49160 0 3 0x1e000082 kqread syz-execprog 18179 248522 49160 0 3 0x1e000082 thrsleep syz-execprog 18179 278806 49160 0 3 0x1e000082 wait syz-execprog 18179 516411 49160 0 3 0x1e000082 thrsleep syz-execprog 18179 488713 49160 0 3 0x1e000082 thrsleep syz-execprog 18179 272594 49160 0 3 0x1e000082 thrsleep syz-execprog 49160 26110 37719 0 3 0x810008a sigsusp ksh 37719 293051 18842 0 3 0x1800009a kqread sshd 29650 106151 1 0 3 0x18100083 ttyin getty 18842 108148 1 0 3 0x18000088 kqread sshd 93372 271048 48222 73 3 0x19100090 kqread syslogd 48222 471678 1 0 3 0x18100082 sbwait syslogd 35899 34104 1 0 3 0x18100080 kqread resolvd 91308 78628 55725 77 3 0x18100092 kqread dhcpleased 13958 100323 55725 77 3 0x18100092 kqread dhcpleased 55725 93396 1 0 3 0x18000080 kqread dhcpleased 35288 163185 0 0 3 0x14200 bored smr 71909 135524 0 0 3 0x14200 pgzero zerothread 24914 286081 0 0 3 0x14200 aiodoned aiodoned 62201 68880 0 0 3 0x14200 syncer update 71305 191004 0 0 3 0x14200 cleaner cleaner 97169 128248 0 0 3 0x14200 reaper reaper 44392 263933 0 0 3 0x14200 pgdaemon pagedaemon 94606 251119 0 0 3 0x14200 bored viomb 31024 43142 0 0 3 0x40014200 acpi0 acpi0 1848 250877 0 0 3 0x14200 bored softnet3 80268 110097 0 0 3 0x14200 bored softnet2 32603 322649 0 0 3 0x14200 bored softnet1 99599 210053 0 0 3 0x14200 bored softnet0 46316 5119 0 0 3 0x14200 bored systqmp 84838 410577 0 0 3 0x14200 bored systq 63346 430930 0 0 3 0x40014200 tmoslp softclock 54995 123342 0 0 3 0x40014200 idle0 1 467824 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb> show all locks No such command ddb> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10134 6384K 6412K 166960K 11215 0 pcb 17 12K 12K 166960K 17 0 rtable 80 2K 2K 166960K 170 0 pf 15 6K 6K 166960K 18 0 ifaddr 15 6K 6K 166960K 19 0 ifgroup 22 1K 1K 166960K 27 0 counters 23 16K 16K 166960K 24 0 ioctlops 0 0K 2K 166960K 23 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1272 80K 80K 166960K 1288 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 2 4K 13K 166960K 50 0 proc 59 74K 75K 166960K 347 0 subproc 0 0K 0K 166960K 13 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 22 1K 1K 166960K 33 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 25 122K 122K 166960K 25 0 exec 0 0K 1K 166960K 313 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 157 14K 15K 166960K 3574 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 24 48K 100K 166960K 1156 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 4 0K 0K 166960K 9 0 temp 1 6796K 6860K 166960K 3941 0 kqueue 12 18K 18K 166960K 34 0 SYN cache 2 16K 16K 166960K 2 0 ddb> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle rtpcb 120 24 0 21 1 0 1 1 0 8 0 rtentry 112 45 0 12 1 0 1 1 0 8 0 unpcb 144 45 0 32 1 0 1 1 0 8 0 syncache 336 8 0 8 1 1 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 12 0 8 1 0 1 1 0 8 0 arp 88 6 0 2 1 0 1 1 0 8 0 inpcb 352 38 0 31 1 0 1 1 0 8 0 nd6 104 6 0 3 1 0 1 1 0 8 0 kcovpl 48 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 256 193 0 48 10 0 10 10 0 8 0 art_table 32 194 0 48 2 0 2 2 0 8 0 art_node 16 44 0 14 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1568 0 86 93 0 93 93 0 8 0 ffsino 240 1568 0 86 88 0 88 88 0 8 0 nchpl 144 1857 0 136 64 0 64 64 0 8 0 uvmvnodes 80 1590 0 0 33 0 33 33 0 8 0 vnodes 216 1590 0 0 89 0 89 89 0 8 0 namei 1024 6652 0 6652 4 3 1 3 0 8 1 kstatmem 264 10 0 2 1 0 1 1 0 8 0 scxspl 216 8116 0 8116 8 7 1 8 1 8 1 plimitpl 152 42 0 34 1 0 1 1 0 8 0 sigapl 424 396 0 365 5 1 4 5 0 8 0 futexpl 64 51 0 51 2 1 1 1 0 8 1 knotepl 120 7447 0 7411 2 0 2 2 0 8 0 kqueuepl 184 30 0 22 1 0 1 1 0 8 0 pipepl 288 154 0 147 1 0 1 1 0 8 0 fdescpl 432 380 0 366 3 1 2 3 0 8 0 filepl 120 1868 0 1803 4 1 3 3 0 8 1 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 25 0 16 1 0 1 1 0 8 0 pgrppl 48 25 0 16 1 0 1 1 0 8 0 ucredpl 104 93 0 83 1 0 1 1 0 8 0 zombiepl 144 373 0 372 2 1 1 1 0 8 0 processpl 1072 396 0 365 3 0 3 3 0 8 0 procpl 656 435 0 396 5 1 4 5 0 8 0 sockpl 504 107 0 84 4 0 4 4 0 8 0 mcl8k 8192 4 0 4 1 1 0 1 0 8 0 mcl4k 4096 16 0 16 1 1 0 1 0 8 0 mcl2k 2048 24694 0 24591 64 50 14 51 0 8 0 mtagpl 96 4 0 4 1 1 0 1 0 8 0 mbufpl 256 39372 0 39250 31 23 8 27 0 8 0 bufpl 280 5169 0 182 357 0 357 357 0 8 0 anonpl 24 239887 0 236408 50 18 32 50 0 188 0 amapchunkpl 152 12882 0 12544 25 8 17 25 0 158 0 amappl16 200 5961 0 5896 5 1 4 5 0 8 0 amappl15 192 23 0 22 1 0 1 1 0 8 0 amappl14 184 194 0 181 2 0 2 2 0 8 0 amappl13 176 12 0 12 1 1 0 1 0 8 0 amappl12 168 948 0 932 2 1 1 2 0 8 0 amappl11 160 66 0 56 1 0 1 1 0 8 0 amappl10 152 61 0 57 1 0 1 1 0 8 0 amappl9 144 355 0 355 1 1 0 1 0 8 0 amappl8 136 105 0 87 1 0 1 1 0 8 0 amappl7 128 82 0 75 1 0 1 1 0 8 0 amappl6 120 339 0 326 2 1 1 2 0 8 0 amappl5 112 257 0 245 1 0 1 1 0 8 0 amappl4 104 611 0 583 2 0 2 2 0 8 0 amappl3 96 4109 0 4072 2 0 2 2 0 8 0 amappl2 88 1001 0 943 4 1 3 4 0 8 0 amappl1 80 13772 0 13333 24 13 11 22 0 8 0 amappl 88 2905 0 2816 4 1 3 4 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 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 72 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 380 0 365 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 380 0 365 1 0 1 1 0 8 0 vmmpekpl 168 11754 0 11733 2 0 2 2 0 8 0 vmmpepl 168 58326 0 57148 110 51 59 110 0 357 0 vmsppl 344 379 0 365 3 1 2 3 0 8 0 rwobjpl 24 27337 0 24963 20 2 18 20 0 8 0 pdppl 4096 766 0 730 92 56 36 60 0 8 0 pvpl 32 554293 0 546650 358 279 79 358 0 265 0 pmappl 216 379 0 365 2 1 1 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 398 0 137 10 0 10 10 0 8 0 ddb> machine ddbcpu 0 No such command ddb> trace db_enter() at db_enter+0x1c panic(ffffffff82927401) at panic+0x165 __assert(ffffffff828e0dd3,ffffffff82857585,bc,ffffffff82868c19) at __assert+0x29 unveil_destroy(ffff8000ffff6190) at unveil_destroy+0x174 exit1(ffff80002a608018,0,0,1) at exit1+0x3c0 sys_exit(ffff80002a608018,ffff80002a67b350,ffff80002a67b2a0) at sys_exit+0x1a syscall(ffff80002a67b350) at syscall+0x72a Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x723906396c30, count: -8 ddb> machine ddbcpu 1 No such command ddb> trace db_enter() at db_enter+0x1c panic(ffffffff82927401) at panic+0x165 __assert(ffffffff828e0dd3,ffffffff82857585,bc,ffffffff82868c19) at __assert+0x29 unveil_destroy(ffff8000ffff6190) at unveil_destroy+0x174 exit1(ffff80002a608018,0,0,1) at exit1+0x3c0 sys_exit(ffff80002a608018,ffff80002a67b350,ffff80002a67b2a0) at sys_exit+0x1a syscall(ffff80002a67b350) at syscall+0x72a Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x723906396c30, count: -8