panic: kernel diagnostic assertion "sc->sc_dev == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/net/if_tun.c", line 315 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *189586 64797 0 0 0x4000000 0K syz-executor.3 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82818b32,13b,ffffffff827e01fc) at __assert+0x25 sys/kern/subr_prf.c:157 tun_clone_destroy(ffff800000deb000) at tun_clone_destroy+0x278 sys/net/if_tun.c:315 if_clone_destroy(ffff800027bb8eb0) at if_clone_destroy+0x132 sys/net/if.c:1247 ifioctl(fffffd806d7317b8,80206979,ffff800027bb8eb0,ffff8000246f9448) at ifioctl+0x3b4 sys/net/if.c:1924 sys_ioctl(ffff8000246f9448,ffff800027bb8fc8,ffff800027bb9010) at sys_ioctl+0x4a2 syscall(ffff800027bb9090) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027bb9090) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa0e00923330, count: 6 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 *cpu0: kernel diagnostic assertion "sc->sc_dev == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/net/if_tun.c", line 315 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82818b32,13b,ffffffff827e01fc) at __assert+0x25 sys/kern/subr_prf.c:157 tun_clone_destroy(ffff800000deb000) at tun_clone_destroy+0x278 sys/net/if_tun.c:315 if_clone_destroy(ffff800027bb8eb0) at if_clone_destroy+0x132 sys/net/if.c:1247 ifioctl(fffffd806d7317b8,80206979,ffff800027bb8eb0,ffff8000246f9448) at ifioctl+0x3b4 sys/net/if.c:1924 sys_ioctl(ffff8000246f9448,ffff800027bb8fc8,ffff800027bb9010) at sys_ioctl+0x4a2 syscall(ffff800027bb9090) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027bb9090) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa0e00923330, count: -9 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800027bb8c60 rbx 0xffffffff82b25b8f cpu_info_full_primary+0x2b8f rdx 0 rcx 0 rax 0xffff8000246f9448 r8 0 r9 0x8080808080808080 r10 0xb9656c8c4244c565 r11 0xdf4080851ac1ff6 r12 0xffffffff82b25990 cpu_info_full_primary+0x2990 r13 0 r14 0 r15 0x1 rip 0xffffffff81b420b8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800027bb8c50 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.3) pid=189586 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=81, nice=20 forw=0xffffffffffffffff, list=0xffff8000246f8140,0xffff8000246f8c30 process=0xffff80002e4721c8 user=0xffff800027bb4000, vmspace=0xfffffd806b932c20 estcpu=31, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 48937 412920 72598 0 2 0 syz-executor.0 48937 120661 72598 0 2 0x4000000 syz-executor.0 48937 327797 72598 0 2 0x4000000 syz-executor.0 63624 403324 885 0 2 0 syz-executor.5 63624 376512 885 0 3 0x4000080 fsleep syz-executor.5 94194 422730 55581 0 2 0 syz-executor.7 94194 29435 55581 0 2 0x4000000 syz-executor.7 12892 489898 59149 0 2 0 syz-executor.4 12892 273879 59149 0 3 0x4000080 fsleep syz-executor.4 83324 191538 392 60928 2 0x10 syz-executor.2 83324 191140 392 60928 3 0x4000090 fsleep syz-executor.2 64797 515754 58787 0 2 0 syz-executor.3 *64797 189586 58787 0 7 0x4000000 syz-executor.3 17130 358334 91991 0 2 0 syz-executor.6 17130 286758 91991 0 3 0x4000080 fsleep syz-executor.6 70327 99110 10510 0 2 0x2 syz-executor.1 91991 104751 10510 0 2 0x482 syz-executor.6 392 175797 10510 0 2 0x482 syz-executor.2 885 482281 10510 0 2 0x482 syz-executor.5 72598 383989 10510 0 2 0x482 syz-executor.0 58787 299429 10510 0 2 0x482 syz-executor.3 55581 314356 10510 0 2 0x482 syz-executor.7 59149 89321 10510 0 2 0x482 syz-executor.4 90393 516977 0 0 3 0x14280 nfsidl nfsio 56016 86744 0 0 3 0x14280 nfsidl nfsio 14397 385520 0 0 3 0x14280 nfsidl nfsio 22818 300388 0 0 3 0x14280 nfsidl nfsio 65916 386098 0 0 3 0x14280 nfsidl nfsio 41789 109141 0 0 3 0x14280 nfsidl nfsio 96272 442706 0 0 3 0x14280 nfsidl nfsio 38775 218093 0 0 3 0x14280 nfsidl nfsio 25439 166080 0 0 3 0x14280 nfsidl nfsio 65645 283718 0 0 3 0x14280 nfsidl nfsio 17183 26680 0 0 3 0x14280 nfsidl nfsio 57282 194321 0 0 3 0x14280 nfsidl nfsio 80524 425127 0 0 3 0x14280 nfsidl nfsio 64219 445158 0 0 3 0x14280 nfsidl nfsio 21057 373611 0 0 3 0x14280 nfsidl nfsio 92054 302166 0 0 3 0x14280 nfsidl nfsio 19488 469586 0 0 3 0x14280 nfsidl nfsio 9899 352459 0 0 3 0x14280 nfsidl nfsio 82240 5364 0 0 3 0x14280 nfsidl nfsio 63873 376332 0 0 3 0x14280 nfsidl nfsio 42361 117194 1 0 3 0x100083 ttyin getty 27289 213915 0 0 3 0x14200 bored sosplice 10510 235607 83132 0 3 0x82 thrsleep syz-fuzzer 10510 110707 83132 0 2 0x4000002 syz-fuzzer 10510 13538 83132 0 3 0x4000082 wait syz-fuzzer 10510 387022 83132 0 3 0x4000082 wait syz-fuzzer 10510 437383 83132 0 3 0x4000082 kqread syz-fuzzer 10510 80642 83132 0 3 0x4000082 thrsleep syz-fuzzer 10510 175738 83132 0 3 0x4000082 wait syz-fuzzer 10510 49389 83132 0 3 0x4000082 wait syz-fuzzer 10510 242143 83132 0 3 0x4000082 wait syz-fuzzer 10510 366246 83132 0 3 0x4000082 thrsleep syz-fuzzer 10510 46692 83132 0 3 0x4000082 thrsleep syz-fuzzer 10510 111012 83132 0 3 0x4000082 wait syz-fuzzer 10510 418009 83132 0 3 0x4000082 wait syz-fuzzer 10510 318114 83132 0 2 0x4000002 syz-fuzzer 10510 469076 83132 0 3 0x4000082 wait syz-fuzzer 10510 52978 83132 0 3 0x4000082 thrsleep syz-fuzzer 83132 325306 78362 0 3 0x10008a sigsusp ksh 78362 154178 19315 0 3 0x9a kqread sshd 19315 501132 1 0 3 0x88 kqread sshd 26156 248598 54291 74 3 0x1100092 bpf pflogd 54291 326582 1 0 3 0x80 netio pflogd 78974 405344 2709 73 3 0x1100090 kqread syslogd 2709 332961 1 0 3 0x100082 netio syslogd 41049 512378 1 0 3 0x100080 kqread resolvd 99216 362606 0 0 3 0x14200 bored smr 75596 274531 0 0 2 0x14200 zerothread 53913 83130 0 0 3 0x14200 aiodoned aiodoned 31367 329583 0 0 3 0x14200 syncer update 50392 354612 0 0 3 0x14200 cleaner cleaner 84642 52026 0 0 3 0x14200 reaper reaper 14755 369783 0 0 3 0x14200 pgdaemon pagedaemon 74367 119322 0 0 3 0x14200 bored viomb 44701 328734 0 0 3 0x40014200 acpi0 acpi0 66899 507131 0 0 7 0x40014200 idle1 29709 47645 0 0 3 0x14200 bored softnet 82498 61644 0 0 3 0x14200 bored softnet 1626 137982 0 0 2 0x14200 softnet 72507 272899 0 0 3 0x14200 bored softnet 31639 419411 0 0 3 0x14200 bored systqmp 58839 307172 0 0 3 0x14200 bored systq 2038 161460 0 0 3 0x40014200 bored softclock 15802 207207 0 0 3 0x40014200 idle0 1 409030 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10241 6503K 7200K 78643K 21473 0 pcb 13 20K 22K 78643K 7033 0 rtable 198 17K 19K 78643K 7818 0 ifaddr 79 32K 39K 78643K 2547 0 sysctl 3 1K 2K 78643K 10 0 counters 58 35K 36K 78643K 2006 0 ioctlops 0 0K 4K 78643K 4454 0 iov 0 0K 32K 78643K 4225 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1721 108K 108K 78643K 13496 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 13K 78643K 534 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 4656 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 17 61K 93K 78643K 30882 0 sigio 0 0K 0K 78643K 1345 0 proc 67 67K 128K 78643K 5724 0 subproc 104 6K 6K 78643K 1881 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1718 0 in_multi 68 4K 6K 78643K 2625 0 ether_multi 1 0K 0K 78643K 174 0 mrt 4 0K 0K 78643K 188 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 247 1102K 1102K 78643K 247 0 exec 0 0K 1K 78643K 7365 0 pfkey data 0 0K 0K 78643K 23 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 453 93K 115K 78643K 198514 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1065 0 NDP 15 0K 1K 78643K 933 0 temp 141 5778K 6415K 78643K 244684 0 kqueue 6 10K 26K 78643K 2517 0 SYN cache 2 4688K 4696K 78643K 4 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 2531 0 2530 30 27 3 3 0 8 2 rtentry 112 2743 0 2665 4 0 4 4 0 8 0 unpcb 144 27239 0 27231 260 259 1 12 0 8 0 syncache 296 67 0 67 21 21 0 1 0 8 0 sackhl 24 2 0 2 2 2 0 1 0 8 0 tcpqe 32 112 0 112 13 13 0 1 0 8 0 tcpcb 776 8911 0 8907 318 317 1 14 0 8 0 arp 120 368 0 354 1 0 1 1 0 8 0 inpcb 368 30365 0 30358 498 491 7 17 0 8 6 nd6 48 535 0 517 1 0 1 1 0 8 0 pkpcb 40 139 0 139 23 23 0 1 0 8 0 kcovpl 48 144 0 136 1 0 1 1 0 8 0 mppekey 1024 158 0 158 10 10 0 1 0 8 0 ppxss 1256 608 0 608 49 49 0 1 0 8 0 pppxif 1456 342 0 342 32 32 0 1 0 8 0 pfstscr 40 3 0 3 1 1 0 1 0 8 0 pffrag 232 287 0 282 12 11 1 1 0 482 0 pffrnode 88 285 0 281 12 11 1 1 0 8 0 pffrent 40 838 0 833 13 12 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfanchor 1280 5 0 0 1 0 1 1 0 8 0 pfstitem 24 780 0 752 1 0 1 1 0 8 0 pfstkey 128 784 0 756 6 4 2 2 0 8 0 pfstate 384 781 0 753 35 31 4 11 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 rttmr 136 36 0 36 13 13 0 1 0 8 0 art_heap8 4096 21 0 20 18 17 1 3 0 8 0 art_heap4 256 11655 0 11340 97 76 21 32 0 8 0 art_table 32 11676 0 11360 7 3 4 5 0 8 0 art_node 16 2589 0 2522 1 0 1 1 0 8 0 sysvmsgpl 40 42 0 3 1 0 1 1 0 8 0 semapl 112 4654 0 4644 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 41797 0 40238 98 0 98 98 0 8 0 ffsino 272 41797 0 40238 105 0 105 105 0 8 0 nchpl 144 83894 0 82244 63 0 63 63 0 8 0 rtmask 32 18 0 18 7 7 0 1 0 8 0 uvmvnodes 80 8085 0 0 165 0 165 165 0 8 0 vnodes 216 8085 0 0 450 0 450 450 0 8 0 namei 1024 329679 0 329679 14 13 1 2 0 8 1 percpumem 16 1016 0 974 1 0 1 1 0 8 0 vmpool 696 288 0 288 16 16 0 1 0 8 0 kstatmem 264 1064 0 1034 5 2 3 3 0 8 0 scsiplug 72 34 0 34 11 11 0 1 0 8 0 scxspl 216 261084 0 261084 43 42 1 8 0 8 1 plimitpl 152 3716 0 3701 1 0 1 1 0 8 0 sigapl 424 31408 0 31343 17 9 8 8 0 8 0 futexpl 64 311524 0 311520 11 10 1 1 0 8 0 knotepl 120 1957 0 0 14 3 11 14 0 8 0 kqueuepl 216 5755 0 5750 72 69 3 5 0 8 2 pipepl 320 7553 0 7525 193 190 3 13 0 8 0 fdescpl 496 30903 0 30876 5 1 4 5 0 8 0 filepl 152 244014 0 243786 410 396 14 23 0 8 4 lockfpl 104 8076 0 8075 16 15 1 2 0 8 0 lockfspl 48 2224 0 2223 1 0 1 1 0 8 0 sessionpl 144 162 0 146 1 0 1 1 0 8 0 pgrppl 48 598 0 582 1 0 1 1 0 8 0 ucredpl 104 28335 0 28325 1 0 1 1 0 8 0 zombiepl 144 31343 0 31343 2 1 1 1 0 8 1 processpl 1072 31408 0 31343 10 5 5 5 0 8 0 procpl 696 76981 0 76893 50 41 9 10 0 8 0 srpgc 96 212 0 212 52 52 0 1 0 8 0 sosppl 168 347 0 347 50 50 0 1 0 8 0 sockpl 488 60515 0 60496 1292 1281 11 42 0 8 8 mcl64k 65536 14 0 0 2 0 2 2 0 8 0 mcl16k 16384 14 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 13 0 0 1 0 1 1 0 8 0 mcl8k 8192 18 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 517 0 0 54 30 24 54 0 8 0 mtagpl 96 353 0 0 7 2 5 7 0 8 0 mbufpl 256 3659 0 0 149 0 149 149 0 8 0 bufpl 288 49703 0 41577 581 0 581 581 0 8 0 anonpl 24 5964226 0 5946901 390 253 137 190 0 186 0 amapchunkpl 152 585592 0 584787 167 131 36 62 0 158 0 amappl16 200 56145 0 55578 341 298 43 45 0 8 7 amappl15 192 42 0 40 1 0 1 1 0 8 0 amappl14 184 592 0 575 2 1 1 2 0 8 0 amappl13 176 10 0 10 2 2 0 1 0 8 0 amappl12 168 2063 0 2058 1 0 1 1 0 8 0 amappl11 160 59 0 50 1 0 1 1 0 8 0 amappl10 152 183 0 170 1 0 1 1 0 8 0 amappl9 144 1127 0 1127 35 35 0 1 0 8 0 amappl8 136 1745 0 1513 9 0 9 9 0 8 0 amappl7 128 554 0 530 2 0 2 2 0 8 0 amappl6 120 980 0 949 3 1 2 2 0 8 0 amappl5 112 1156 0 1150 1 0 1 1 0 8 0 amappl4 104 2605 0 2562 3 1 2 2 0 8 0 amappl3 96 88345 0 88290 2 0 2 2 0 8 0 amappl2 88 34902 0 34825 4 2 2 4 0 8 0 amappl1 80 686093 0 685390 28 11 17 28 0 8 0 amappl 88 196010 0 195800 6 0 6 6 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 31191 0 31164 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 31191 0 31164 1 0 1 1 0 8 0 vmmpekpl 168 226146 0 226088 4 0 4 4 0 8 0 vmmpepl 168 2843207 0 2840266 605 454 151 170 0 357 1 vmsppl 440 31190 0 31164 6 2 4 5 0 8 0 rwobjpl 56 716806 0 706744 196 51 145 146 0 8 1 pdppl 4096 62389 0 62328 1941 1878 63 83 0 8 2 pvpl 32 12117316 0 12094246 1011 779 232 368 0 265 11 pmappl 248 31190 0 31164 3 1 2 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 3630 0 2566 31 0 31 31 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82751deb) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff827cd2be,ffffffff82818b32,13b,ffffffff827e01fc) at __assert+0x25 sys/kern/subr_prf.c:157 tun_clone_destroy(ffff800000deb000) at tun_clone_destroy+0x278 sys/net/if_tun.c:315 if_clone_destroy(ffff800027bb8eb0) at if_clone_destroy+0x132 sys/net/if.c:1247 ifioctl(fffffd806d7317b8,80206979,ffff800027bb8eb0,ffff8000246f9448) at ifioctl+0x3b4 sys/net/if.c:1924 sys_ioctl(ffff8000246f9448,ffff800027bb8fc8,ffff800027bb9010) at sys_ioctl+0x4a2 syscall(ffff800027bb9090) at syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff800027bb9090) at syscall+0x606 sys/arch/amd64/amd64/trap.c:625 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xa0e00923330, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020d68ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020d68ff0) at sched_idle+0x417 sys/kern/kern_sched.c:175 end trace frame: 0x0, count: 10 ddb{1}> r rebooting... SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000080000000 = 2048 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID 70cc8852-3e3d-1621-491f-9b3abbe0e2d7 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f27d0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... >> OpenBSD/amd64 BOOT 3.55 boot> |/-\|/-\|/booting hd0a:/bsd: -\|/-\24217473|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-+4166672\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|+942112/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-+0+1925120\ [1311074|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|+128+1579584/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|+1037961/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|]=0x218f6b8 /-\|/-\|entry point at 0xffffffff81001000 [ using 3929784 bytes of bsd ELF symbol table ] Copyright (c) 1982, 1986, 1989, 1991, 1993 The Regents of the University of California. All rights reserved. Copyright (c) 1995-2023 OpenBSD. All rights reserved. https://www.OpenBSD.org OpenBSD 7.2-current (SYZKALLER) #0: Sat Feb 11 18:18:22 PST 2023 root@ci-openbsd.c.syzkaller.internal:/syzkaller/managers/multicore/kernel/sys/arch/amd64/compile/SYZKALLER real mem = 2130694144 (2031MB) avail mem = 2015059968 (1921MB) random: good seed from bootblocks mpath0 at root scsibus0 at mpath0: 256 targets mainbus0 at root bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xf2860 (12 entries) bios0: vendor Google version "Google" date 02/16/2023 bios0: Google Google Compute Engine acpi0 at bios0: ACPI 2.0 acpi0: sleep states S3 S4 S5 acpi0: tables DSDT FACP SRAT APIC SSDT WAET acpi0: wakeup devices acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: Intel(R) Xeon(R) CPU @ 2.20GHz, 2200.33 MHz, 06-4f-00 cpu0: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,SS,HTT,SSE3,PCLMUL,VMX,SSSE3,FMA3,CX16,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,AES,XSAVE,AVX,F16C,RDRAND,HV,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,3DNOWP,ITSC,FSGSBASE,TSC_ADJUST,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,RDSEED,ADX,SMAP,MD_CLEAR,IBRS,IBPB,STIBP,SSBD,ARAT,XSAVEOPT,MELTDOWN cpu0: 32KB 64b/line 8-way D-cache, 32KB 64b/line 8-way I-cache, 256KB 64b/line 8-way L2 cache, 55MB 64b/line 20-way L3 cache cpu0: smt 0, core 0, package 0 mtrr: Pentium Pro MTRR support, 8 var ranges, 88 fixed ranges cpu0: apic clock running at 1000MHz cpu1 at mainbus0: apid 1 (application processor) cpu1: Intel(R) Xeon(R) CPU @ 2.20GHz, 2200.19 MHz, 06-4f-00 cpu1: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,SS,HTT,SSE3,PCLMUL,VMX,SSSE3,FMA3,CX16,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,AES,XSAVE,AVX,F16C,RDRAND,HV,NXE,PAGE1GB,RDTSCP,LONG,LAHF,ABM,3DNOWP,ITSC,FSGSBASE,TSC_ADJUST,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,RDSEED,ADX,SMAP,MD_CLEAR,IBRS,IBPB,STIBP,SSBD,ARAT,XSAVEOPT,MELTDOWN cpu1: 32KB 64b/line 8-way D-cache, 32KB 64b/line 8-way I-cache, 256KB 64b/line 8-way L2 cache, 55MB 64b/line 20-way L3 cache cpu1: smt 1, core 0, package 0 ioapic0 at mainbus0: apid 0 pa 0xfec00000, version 11, 24 pins acpiprt0 at acpi0: bus 0 (PCI0) "ACPI0006" at acpi0 not configured acpipci0 at acpi0 PCI0 acpicmos0 at acpi0 com0 at acpi0 COM1 addr 0x3f8/0x8 irq 4: ns16550a, 16 byte fifo com0: console com1 at acpi0 COM2 addr 0x2f8/0x8 irq 3: ns16550a, 16 byte fifo com2 at acpi0 COM3 addr 0x3e8/0x8 irq 6: ns16550a, 16 byte fifo com3 at acpi0 COM4 addr 0x2e8/0x8 irq 7: ns16550a, 16 byte fifo "QEMU0001" at acpi0 not configured "ACPI0007" at acpi0 not configured "ACPI0007" at acpi0 not configured acpicpu0 at acpi0: C1(@1 halt!) acpicpu1 at acpi0: C1(@1 halt!) cpu0: using VERW MDS workaround pvbus0 at mainbus0: KVM pvclock0 at pvbus0 pci0 at mainbus0 bus 0 pchb0 at pci0 dev 0 function 0 "Intel 82441FX" rev 0x02 pcib0 at pci0 dev 1 function 0 "Intel 82371AB PIIX4 ISA" rev 0x03 piixpm0 at pci0 dev 1 function 3 "Intel 82371AB Power" rev 0x03: SMBus disabled virtio0 at pci0 dev 3 function 0 "Qumranet Virtio SCSI" rev 0x00 vioscsi0 at virtio0: qsize 8192 scsibus1 at vioscsi0: 253 targets sd0 at scsibus1 targ 1 lun 0: serial.Google_PersistentDisk_ sd0: 2048MB, 512 bytes/sector, 4194304 sectors, thin virtio0: msix shared virtio1 at pci0 dev 4 function 0 "Qumranet Virtio Network" rev 0x00 vio0 at virtio1: address 42:01:0a:80:01:5d virtio1: msix per-VQ unknown vendor 0x1ae0 product 0xa002 (class display subclass VGA, rev 0x01) at pci0 dev 5 function 0 not configured virtio2 at pci0 dev 6 function 0 "Qumranet Virtio Memory Balloon" rev 0x00 viomb0 at virtio2 virtio2: msix per-VQ virtio3 at pci0 dev 7 function 0 "Qumranet Virtio RNG" rev 0x00 viornd0 at virtio3 virtio3: msix shared isa0 at pcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 irq 1 irq 12