panic: init died (signal 0, exit 10) Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 363082 93547 0 0 0 0 syz-executor * 55276 1 0 0x50000002 0x2000 1K init db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834d2254) at panic+0x1e5 sys/kern/subr_prf.c:198 exit1(ffff800045fffc88,a,0,1) at exit1+0x133 sys/kern/kern_exit.c:135 sys_exit(ffff800045fffc88,ffff80002a1ac650,ffff80002a1ac5a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a1ac650) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a1ac650) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7858d74ebe60, count: 9 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: init died (signal 0, exit 10) ddb{1}> show kasan No such command ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834d2254) at panic+0x1e5 sys/kern/subr_prf.c:198 exit1(ffff800045fffc88,a,0,1) at exit1+0x133 sys/kern/kern_exit.c:135 sys_exit(ffff800045fffc88,ffff80002a1ac650,ffff80002a1ac5a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a1ac650) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a1ac650) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7858d74ebe60, count: -6 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a1ac420 rbx 0xffff80002999ee07 rdx 0 rcx 0xffff800045fffc88 rax 0xffff80002999dff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x9cb148e833959fd9 r11 0xfab17481736a06c1 r12 0xffff80002999ec08 r13 0 r14 0 r15 0x1 rip 0xffffffff831e4cc5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a1ac410 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (init) tid=55276 pid=1 tcnt=1 stat=onproc flags process=50000002 proc=2000 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffffffff83a8afd0,0xffff800045fffa00 process=0xffff800045ffb9c0 user=0xffff80002a1a7000, vmspace=0xfffff7000b1cbb70 estcpu=0, cpticks=4, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 93547 363082 69171 0 7 0 0 syz-executor 93547 150328 69171 0 2 0 0x4000000 syz-executor 66113 272963 74389 0 2 0 0 syz-executor 66113 489221 74389 0 3 0 0x4000080 fsleep syz-executor 97681 347471 93799 0 2 0 0 syz-executor 97681 231602 93799 0 2 0 0x4000000 syz-executor 15888 16239 63507 0 2 0 0 syz-executor 15888 102101 63507 0 2 0 0x4000000 syz-executor 25848 226080 71028 0 2 0 0 syz-executor 25848 129606 71028 0 3 0 0x4000080 fsleep syz-executor 18097 33902 1233 0 2 0x2 0 syz-executor 98823 326135 1604 0 2 0 0 syz-executor 98823 332356 1604 0 3 0 0x4000080 sbwait syz-executor 98823 31964 1604 0 3 0 0x4000080 fsleep syz-executor 95662 523815 0 0 3 0x14000 0x280 nfsidl nfsio 94051 252944 0 0 3 0x14000 0x280 nfsidl nfsio 88639 378642 0 0 3 0x14000 0x280 nfsidl nfsio 54274 257347 0 0 3 0x14000 0x280 nfsidl nfsio 37904 51834 0 0 3 0x14000 0x280 nfsidl nfsio 22604 434606 0 0 3 0x14000 0x280 nfsidl nfsio 18113 391284 0 0 3 0x14000 0x280 nfsidl nfsio 72636 348621 0 0 3 0x14000 0x280 nfsidl nfsio 20034 241832 0 0 3 0x14000 0x280 nfsidl nfsio 50119 510847 0 0 3 0x14000 0x280 nfsidl nfsio 64513 199149 0 0 3 0x14000 0x280 nfsidl nfsio 58259 497574 0 0 3 0x14000 0x280 nfsidl nfsio 84405 317073 0 0 3 0x14000 0x280 nfsidl nfsio 50287 4600 0 0 3 0x14000 0x280 nfsidl nfsio 62168 325583 0 0 3 0x14000 0x280 nfsidl nfsio 71753 522154 0 0 3 0x14000 0x280 nfsidl nfsio 75996 104517 0 0 3 0x14000 0x280 nfsidl nfsio 69700 161266 0 0 3 0x14000 0x280 nfsidl nfsio 44145 396145 0 0 3 0x14000 0x280 nfsidl nfsio 44909 166425 0 0 3 0x14000 0x280 nfsidl nfsio 3990 508733 0 0 3 0x14000 0x200 acct acct 74389 242869 1233 0 3 0x2 0x80 nanoslp syz-executor 93799 14859 1233 0 3 0x2 0x80 nanoslp syz-executor 63507 5697 1233 0 3 0x2 0x80 nanoslp syz-executor 71028 303397 1233 0 3 0x2 0x80 nanoslp syz-executor 1604 515114 1233 0 3 0x2 0x80 nanoslp syz-executor 69171 375634 1233 0 3 0x2 0x80 nanoslp syz-executor 1233 53697 23591 0 3 0x2 0x80 wait syz-executor 23591 218366 1913 0 3 0x100002 0x88 sigsusp ksh 1913 439454 66401 0 3 0x10 0x88 kqread sshd-session 66401 37419 22126 0 3 0x12 0x80 kqread sshd-session 67654 149879 1 0 3 0x100003 0x80 ttyin getty 22126 176858 1 0 3 0 0x88 kqread sshd 73700 132300 65529 74 3 0x1100012 0x80 bpf pflogd 65529 163123 1 0 3 0 0x80 sbwait pflogd 35590 161277 66934 73 3 0x1100010 0x80 kqread syslogd 66934 173805 1 0 3 0x100002 0x80 sbwait syslogd 67581 322908 1 0 3 0x100000 0x80 kqread resolvd 16098 30903 61528 77 3 0x100012 0x80 kqread dhcpleased 26523 296411 61528 77 3 0x100012 0x80 kqread dhcpleased 61528 378723 1 0 3 0 0x80 kqread dhcpleased 51626 49659 0 0 3 0x14000 0x200 bored smr 99145 448811 0 0 2 0x14000 0x200 zerothread 23804 149713 0 0 3 0x14000 0x200 aiodoned aiodoned 24538 27004 0 0 3 0x14000 0x200 syncer update 2315 280442 0 0 3 0x14000 0x200 cleaner cleaner 77795 503760 0 0 3 0x14000 0x200 reaper reaper 56973 58346 0 0 3 0x14000 0x200 pgdaemon pagedaemon 3047 356873 0 0 3 0x14000 0x200 bored viomb 80136 109941 0 0 3 0x14000 0x40000200 acpi0 acpi0 49977 303841 0 0 3 0x14000 0x40000200 idle1 54536 381915 0 0 3 0x14000 0x200 bored softnet1 91024 33993 0 0 3 0x14000 0x200 bored softnet0 10763 440926 0 0 3 0x14000 0x200 bored systqmp 53568 488648 0 0 3 0x14000 0x200 bored systq 76919 261280 0 0 3 0x14000 0x200 tmoslp softclockmp 69363 438034 0 0 3 0x14000 0x40000200 tmoslp softclock 48347 382840 0 0 3 0x14000 0x40000200 idle0 * 1 55276 0 0 7 0x50000002 0x2000 init 0 0 -1 0 3 0x10010000 0x200 scheduler swapper ddb{1}> show all locks Process 1 (init) thread 0xffff800045fffc88 (55276) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11070 12171K 12431K 166960K 12876 0 pcb 17 15K 17K 166960K 314 0 rtable 231 9K 10K 166960K 806 0 pf 37 18K 37K 166960K 373 0 ifaddr 39 7K 8K 166960K 132 0 ifgroup 51 2K 2K 166960K 214 0 sysctl 4 1K 9K 166960K 13 0 counters 68 36K 37K 166960K 176 0 ioctlops 0 0K 4K 166960K 1784 0 iov 0 0K 18K 166960K 29 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1396 88K 88K 166960K 2411 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 21 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 152 0 dirhash 12 2K 2K 166960K 30 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 97K 166960K 1096 0 sigio 0 0K 0K 166960K 13 0 proc 72 115K 180K 166960K 926 0 subproc 71 4K 5K 166960K 243 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 301 0 in_multi 87 5K 7K 166960K 253 0 ether_multi 1 0K 0K 166960K 13 0 mrt 1 0K 0K 166960K 31 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 115 519K 519K 166960K 115 0 exec 0 0K 1K 166960K 678 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 216 150K 175K 166960K 11080 0 UVM aobj 33 2K 4K 166960K 36 0 pinsyscall 41 82K 106K 166960K 2568 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 29 0 NDP 13 0K 1K 166960K 93 0 temp 47 9121K 9196K 166960K 69019 0 kqueue 13 20K 30K 166960K 190 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 28 0 0 1 0 1 1 0 8 0 rtpcb 120 96 0 93 1 0 1 1 0 8 0 rtentry 176 262 0 165 6 0 6 6 0 8 0 unpcb 144 564 0 544 5 4 1 4 0 8 0 syncache 336 7 0 7 2 2 0 1 0 8 0 tcpcb 736 216 0 211 4 3 1 4 0 8 0 arp 136 46 0 28 1 0 1 1 0 8 0 inpcb 328 1256 0 1243 17 15 2 10 0 8 0 nd6 152 66 0 41 2 0 2 2 0 8 0 pkpcb 40 2 0 2 2 2 0 1 0 8 0 kcovpl 48 26 0 19 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 0 1 1 0 8 1 ppxss 1192 25 0 25 2 1 1 1 0 8 1 pppxif 1576 4 0 4 2 1 1 1 0 8 1 pfstscr 40 6 0 2 1 0 1 1 0 8 0 pffrag 232 2 0 0 1 0 1 1 0 482 0 pffrnode 88 2 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 0 1 0 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 pfrktable 1344 1 0 1 1 1 0 1 0 8 0 pfsrclim 320 1 0 1 1 1 0 1 0 8 0 pfanchor 1288 15 0 0 2 0 2 2 0 8 0 pftag 88 6 0 0 1 0 1 1 0 8 0 pfstitem 24 29 0 13 1 0 1 1 0 8 0 pfstkey 128 33 0 17 1 0 1 1 0 8 0 pfstate 448 28 0 15 3 0 3 3 0 8 0 pfrule 1360 35 0 34 2 1 1 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 1143 0 705 35 4 31 33 0 8 2 art_table 40 1146 0 705 6 1 5 6 0 8 0 art_node 32 262 0 175 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 7 1 0 1 1 0 8 0 semupl 112 3 0 3 1 1 0 1 0 8 0 semapl 72 144 0 134 1 0 1 1 0 8 0 shmpl 112 33 0 3 1 0 1 1 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 3047 0 1555 94 0 94 94 0 8 0 ffsino 296 3047 0 1555 115 0 115 115 0 8 0 nchpl 144 4329 0 2584 65 0 65 65 0 8 0 rtmask 32 4 0 4 1 0 1 1 0 8 1 vnodes 216 3870 0 0 215 0 215 215 0 8 0 namei 1024 15853 0 15853 3 2 1 2 0 8 1 percpumem 16 104 0 54 1 0 1 1 0 8 0 kstatmem 264 113 0 88 5 2 3 3 0 8 1 scsiplug 72 9 0 9 2 2 0 1 0 8 0 scxspl 216 15111 0 15111 12 11 1 8 1 8 1 plimitpl 152 173 0 155 1 0 1 1 0 8 0 sigapl 424 1405 0 1337 9 1 8 8 0 8 0 knotepl 120 797 0 0 25 0 25 25 0 8 0 kqueuepl 224 315 0 306 6 3 3 5 0 8 2 pipepl 344 312 0 285 9 6 3 9 0 8 0 fdescpl 528 1368 0 1338 3 0 3 3 0 8 1 filepl 160 8193 0 7970 24 13 11 19 0 8 1 lockfpl 104 380 0 378 1 0 1 1 0 8 0 lockfspl 48 162 0 160 1 0 1 1 0 8 0 sessionpl 144 67 0 58 1 0 1 1 0 8 0 pgrppl 48 103 0 85 1 0 1 1 0 8 0 ucredpl 104 1229 0 1216 1 0 1 1 0 8 0 zombiepl 144 1339 0 1337 2 1 1 1 0 8 0 processpl 1232 1405 0 1337 7 1 6 6 0 8 0 procpl 664 2764 0 2689 8 0 8 8 0 8 0 sosppl 176 10 0 10 2 2 0 1 0 8 0 sockpl 752 1960 0 1924 21 17 4 14 0 8 0 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k128 9344 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 122 0 0 16 0 16 16 0 8 0 mcl2k 2048 25 0 0 4 0 4 4 0 8 0 mextrefs 64 29 0 0 1 0 1 1 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 219 0 0 14 0 14 14 0 8 0 bufpl 272 4908 0 115 320 0 320 320 0 8 0 anonpl 32 9488 0 0 78 1 77 77 0 247 0 amapchunkpl 152 35877 0 35443 44 10 34 35 0 158 16 amappl16 200 2779 0 2751 27 23 4 15 0 8 1 amappl15 192 61 0 61 1 1 0 1 0 8 0 amappl14 184 572 0 569 1 0 1 1 0 8 0 amappl13 176 148 0 136 1 0 1 1 0 8 0 amappl12 168 1673 0 1644 2 0 2 2 0 8 0 amappl11 160 5 0 5 2 2 0 1 0 8 0 amappl10 152 63 0 48 1 0 1 1 0 8 0 amappl9 144 286 0 286 1 1 0 1 0 8 0 amappl8 136 171 0 168 1 0 1 1 0 8 0 amappl7 128 170 0 156 1 0 1 1 0 8 0 amappl6 120 271 0 269 1 0 1 1 0 8 0 amappl5 112 104 0 92 1 0 1 1 0 8 0 amappl4 104 356 0 336 1 0 1 1 0 8 0 amappl3 96 6456 0 6367 3 0 3 3 0 8 0 amappl2 88 1455 0 1377 2 0 2 2 0 8 0 amappl1 80 15339 0 14736 17 3 14 16 0 8 1 amappl 88 10026 0 9880 5 0 5 5 0 92 1 uvmvnodes 80 120 0 0 3 0 3 3 0 8 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 128 256 0 256 3 3 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 8 0 8 2 2 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 35 0 3 1 0 1 1 0 8 0 uaddrrnd 24 1368 0 1338 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1368 0 1338 1 0 1 1 0 8 0 vmmpekpl 168 12872 0 12823 3 0 3 3 0 8 0 vmmpepl 168 93153 0 91294 107 16 91 99 0 357 7 vmsppl 488 1367 0 1338 6 1 5 5 0 8 1 rwobjpl 80 26285 0 25217 31 5 26 28 0 8 0 pdppl 4096 2743 0 2676 121 52 69 87 0 8 2 pvpl 32 17086 0 0 138 0 138 138 0 265 0 pmappl 256 1367 0 1338 3 0 3 3 0 8 1 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 634 0 66 17 0 17 17 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83995ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83a3c640) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a3c640) at __mp_lock+0x192 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x4f sys/dev/kcov.c:159 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72b4b3494810, count: 6 ddb{0}> trace x86_ipi_db(ffffffff83995ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83a3c640) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a3c640) at __mp_lock+0x192 sys/kern/kern_lock.c:173 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:862 Xsoftclock() at Xsoftclock+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x4f sys/dev/kcov.c:159 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72b4b3494810, count: -9 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834d2254) at panic+0x1e5 sys/kern/subr_prf.c:198 exit1(ffff800045fffc88,a,0,1) at exit1+0x133 sys/kern/kern_exit.c:135 sys_exit(ffff800045fffc88,ffff80002a1ac650,ffff80002a1ac5a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a1ac650) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a1ac650) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7858d74ebe60, count: 9 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834d2254) at panic+0x1e5 sys/kern/subr_prf.c:198 exit1(ffff800045fffc88,a,0,1) at exit1+0x133 sys/kern/kern_exit.c:135 sys_exit(ffff800045fffc88,ffff80002a1ac650,ffff80002a1ac5a0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a1ac650) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a1ac650) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7858d74ebe60, count: -6