panic: missing alias Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *340707 3494 0 0x2 0 0K syz-executor.3 432176 69755 0 0x12 0 1 sshd db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e46db) at panic+0x17b sys/kern/subr_prf.c:198 vgonel(fffffd807794f478,ffff80002a1b7558) at vgonel+0x4d5 sys/kern/vfs_subr.c:1200 checkalias(fffffd80672f68b8,0,ffff8000006d2400) at checkalias+0x14c ffs_vinit(ffff8000006d2400,ffff80002a1b1f90) at ffs_vinit+0x110 sys/ufs/ffs/ffs_subr.c:266 ffs_vget(ffff8000006d2400,cad2,ffff80002a1b2078) at ffs_vget+0x349 sys/ufs/ffs/ffs_vfsops.c:1283 ufs_lookup() at ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(fffffd80672f67e0,ffff80002a1b22f8,ffff80002a1b2328) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a1b22c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002a1b22c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dofstatat(ffff80002a1b7558,ffffff9c,7b8135d2c270,7b8135d2c670,2) at dofstatat+0xaf sys/kern/vfs_syscalls.c:2065 syscall(ffff80002a1b2540) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a1b2540) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b8135d2c720, count: 2 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: missing alias ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e46db) at panic+0x17b sys/kern/subr_prf.c:198 vgonel(fffffd807794f478,ffff80002a1b7558) at vgonel+0x4d5 sys/kern/vfs_subr.c:1200 checkalias(fffffd80672f68b8,0,ffff8000006d2400) at checkalias+0x14c ffs_vinit(ffff8000006d2400,ffff80002a1b1f90) at ffs_vinit+0x110 sys/ufs/ffs/ffs_subr.c:266 ffs_vget(ffff8000006d2400,cad2,ffff80002a1b2078) at ffs_vget+0x349 sys/ufs/ffs/ffs_vfsops.c:1283 ufs_lookup() at ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(fffffd80672f67e0,ffff80002a1b22f8,ffff80002a1b2328) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a1b22c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002a1b22c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dofstatat(ffff80002a1b7558,ffffff9c,7b8135d2c270,7b8135d2c670,2) at dofstatat+0xaf sys/kern/vfs_syscalls.c:2065 syscall(ffff80002a1b2540) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a1b2540) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b8135d2c720, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a1b1d80 rbx 0xffffffff82d73cb7 cpu_info_full_primary+0x2cb7 rdx 0 rcx 0xffff80002a1b7558 rax 0xffffffff82d72ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xa68740015dd30500 r11 0x35bfaf9ea46cce25 r12 0xffffffff82d73ab8 cpu_info_full_primary+0x2ab8 r13 0 r14 0 r15 0x1 rip 0xffffffff8278354c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002a1b1d70 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.3) tid=340707 pid=3494 tcnt=1 stat=onproc flags process=2 proc=0 runpri=78, usrpri=78, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a1c92b8,0xffff80002a1caab0 process=0xffff800037219658 user=0xffff80002a1ad000, vmspace=0xfffffd806978be20 estcpu=36, cpticks=2, pctcpu=0.73, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 16782 358583 9126 0 2 0 syz-executor.5 16782 240333 9126 0 2 0x4000000 syz-executor.5 62442 337557 48546 0 2 0 syz-executor.2 22090 425727 8251 0 2 0 syz-executor.4 22090 430267 8251 0 2 0x4000000 syz-executor.4 22090 219677 8251 0 2 0x4000000 syz-executor.4 14617 73549 68988 0 2 0x2 ndp 68988 397192 79512 0 3 0x10008a sigsusp sh 57283 49342 62617 0 3 0x80 nanoslp syz-executor.1 57283 150059 62617 0 3 0x4000080 netio syz-executor.1 79512 395145 66405 0 3 0x82 wait syz-executor.6 40158 111879 1 0 3 0x100083 ttyin getty 9126 375755 66405 0 3 0x82 nanoslp syz-executor.5 98552 26258 66405 0 2 0x2 syz-executor.7 34474 491977 66405 0 2 0x2 syz-executor.0 * 3494 340707 66405 0 7 0x2 syz-executor.3 48546 180524 66405 0 3 0x82 nanoslp syz-executor.2 8251 158420 66405 0 3 0x82 nanoslp syz-executor.4 20778 223513 0 0 3 0x14200 acct acct 62617 344710 66405 0 3 0x82 nanoslp syz-executor.1 99791 255660 0 0 3 0x14280 nfsidl nfsio 88824 63958 0 0 3 0x14280 nfsidl nfsio 75069 385241 0 0 3 0x14280 nfsidl nfsio 35725 443495 0 0 3 0x14280 nfsidl nfsio 15904 178284 0 0 3 0x14280 nfsidl nfsio 8495 337347 0 0 3 0x14280 nfsidl nfsio 80290 18419 0 0 3 0x14280 nfsidl nfsio 7309 414459 0 0 3 0x14280 nfsidl nfsio 393 194464 0 0 3 0x14280 nfsidl nfsio 5786 380069 0 0 3 0x14280 nfsidl nfsio 72074 93522 0 0 3 0x14280 nfsidl nfsio 17624 28120 0 0 3 0x14280 nfsidl nfsio 99658 182813 0 0 3 0x14280 nfsidl nfsio 35288 348800 0 0 3 0x14280 nfsidl nfsio 81385 170142 0 0 3 0x14280 nfsidl nfsio 67317 387038 0 0 3 0x14280 nfsidl nfsio 86831 181315 0 0 3 0x14280 nfsidl nfsio 27654 169447 0 0 3 0x14280 nfsidl nfsio 67593 478938 0 0 3 0x14280 nfsidl nfsio 68643 103088 0 0 3 0x14280 nfsidl nfsio 60458 324200 0 0 3 0x14200 bored sosplice 14161 111881 58509 0 3 0x100082 netio ndp 58509 59969 1 0 3 0x10008a sigsusp sh 66405 30912 74477 0 3 0x2000082 wait syz-fuzzer 66405 434420 74477 0 3 0x6000082 nanoslp syz-fuzzer 66405 355942 74477 0 3 0x6000082 thrsleep syz-fuzzer 66405 428875 74477 0 3 0x6000082 wait syz-fuzzer 66405 62213 74477 0 3 0x6000082 wait syz-fuzzer 66405 56022 74477 0 3 0x6000082 wait syz-fuzzer 66405 123948 74477 0 2 0x6000002 syz-fuzzer 66405 85772 74477 0 3 0x6000082 thrsleep syz-fuzzer 66405 119129 74477 0 3 0x6000082 thrsleep syz-fuzzer 66405 260959 74477 0 3 0x6000082 wait syz-fuzzer 66405 406757 74477 0 3 0x6000082 thrsleep syz-fuzzer 66405 452726 74477 0 3 0x6000082 wait syz-fuzzer 66405 174871 74477 0 3 0x6000082 wait syz-fuzzer 66405 360420 74477 0 3 0x6000082 wait syz-fuzzer 66405 257110 74477 0 3 0x6000082 thrsleep syz-fuzzer 66405 519064 74477 0 2 0x6000002 syz-fuzzer 74477 519095 69755 0 3 0x10008a sigsusp ksh 69755 432176 43439 0 7 0x12 sshd 43439 400167 1 0 3 0x88 kqread sshd 48544 63243 43621 74 3 0x1100092 bpf pflogd 43621 231136 1 0 3 0x80 netio pflogd 98025 228097 78437 73 3 0x1100090 kqread syslogd 78437 193389 1 0 3 0x100082 netio syslogd 92953 311327 1 0 3 0x100080 kqread resolvd 48587 310055 0 0 3 0x14200 bored smr 1225 201582 0 0 2 0x14200 zerothread 45131 432900 0 0 3 0x14200 aiodoned aiodoned 41048 319853 0 0 3 0x14200 syncer update 34347 164109 0 0 3 0x14200 cleaner cleaner 92975 244744 0 0 3 0x14200 reaper reaper 76262 310621 0 0 3 0x14200 pgdaemon pagedaemon 24274 34382 0 0 3 0x14200 bored viomb 93259 270476 0 0 3 0x40014200 acpi0 acpi0 68047 387580 0 0 3 0x40014200 idle1 20315 141829 0 0 3 0x14200 bored softnet3 53848 245942 0 0 3 0x14200 bored softnet2 67726 212136 0 0 3 0x14200 bored softnet1 23526 156857 0 0 3 0x14200 bored softnet0 94209 518064 0 0 3 0x14200 bored systqmp 98685 283334 0 0 3 0x14200 bored systq 43133 419100 0 0 3 0x14200 tmoslp softclockmp 75086 252189 0 0 3 0x40014200 tmoslp softclock 33012 503324 0 0 3 0x40014200 idle0 1 393240 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 14617 (ndp) thread 0xffff80002bc977f8 (73549) exclusive rwlock vmmaplk r = 0 (0xfffffd8068e74ba8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0xfa sys/uvm/uvm_map.c:5372 #3 uvmfault_lookup+0xb6 sys/uvm/uvm_fault.c:1779 #4 uvm_fault_check+0x65d uvmfault_amapcopy sys/uvm/uvm_fault.c:236 [inline] #4 uvm_fault_check+0x65d sys/uvm/uvm_fault.c:710 #5 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #6 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 3494 (syz-executor.3) thread 0xffff80002a1b7558 (340707) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82d86fb0) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x46f sys/kern/sched_bsd.c:470 #3 yield+0x5b sys/kern/sched_bsd.c:324 #4 pool_get+0x19d sys/kern/subr_pool.c:589 #5 ffs_vget+0x262 sys/ufs/ffs/ffs_vfsops.c:1264 #6 ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #9 namei+0x55a sys/kern/vfs_lookup.c:250 #10 dofstatat+0xaf sys/kern/vfs_syscalls.c:2065 #11 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #11 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cab0a38) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #9 namei+0x55a sys/kern/vfs_lookup.c:250 #10 dofstatat+0xaf sys/kern/vfs_syscalls.c:2065 #11 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #11 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8067858928) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 cache_lookup+0x2b4 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1ac sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #10 namei+0x55a sys/kern/vfs_lookup.c:250 #11 dofstatat+0xaf sys/kern/vfs_syscalls.c:2065 #12 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #12 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10216 6500K 7066K 166960K 14159 0 pcb 15 16K 18K 166960K 1107 0 rtable 238 15K 15K 166960K 1475 0 pf 37 10K 10K 166960K 238 0 ifaddr 47 16K 16K 166960K 213 0 ifgroup 66 2K 2K 166960K 406 0 sysctl 3 0K 0K 166960K 3 0 counters 68 36K 37K 166960K 240 0 ioctlops 0 0K 4K 166960K 1845 0 iov 0 0K 32K 166960K 1045 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1490 93K 93K 166960K 5150 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 99 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 2147 0 dirhash 12 2K 2K 166960K 72 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 18 65K 93K 166960K 9672 0 sigio 1 0K 0K 166960K 154 0 proc 69 67K 128K 166960K 1668 0 subproc 117 7K 7K 166960K 426 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 673 0 in_multi 99 7K 7K 166960K 430 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 223 996K 996K 166960K 223 0 exec 0 0K 1K 166960K 1857 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 380 124K 130K 166960K 97149 0 UVM aobj 131 5K 5K 166960K 138 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 394 0 NDP 16 0K 2K 166960K 164 0 temp 74 6772K 137848K 166960K 52794 0 kqueue 6 10K 27K 166960K 819 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 625 0 623 6 5 1 4 0 8 0 rtentry 112 474 0 365 5 1 4 4 0 8 0 unpcb 144 7487 0 7477 71 70 1 10 0 8 0 syncache 336 74 0 74 15 14 1 1 0 8 1 tcpqe 32 129 0 129 12 12 0 1 0 8 0 tcpcb 808 2701 0 2691 85 82 3 15 0 8 0 arp 120 105 0 87 1 0 1 1 0 8 0 inpcb 392 7196 0 7186 116 113 3 16 0 8 0 nd6 136 100 0 77 1 0 1 1 0 8 0 pkpcb 40 13 0 13 4 4 0 1 0 8 0 kcovpl 48 32 0 23 1 0 1 1 0 8 0 ppxss 1168 12 0 12 4 4 0 1 0 8 0 pffrag 232 13 0 12 5 4 1 1 0 482 0 pffrnode 88 13 0 12 5 4 1 1 0 8 0 pffrent 40 48 0 47 7 6 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 pfstitem 24 338 0 328 1 0 1 1 0 8 0 pfstkey 128 338 0 328 3 1 2 2 0 8 1 pfstate 376 338 0 328 11 9 2 10 0 8 1 pfrule 1344 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 1669 0 1209 50 21 29 32 0 8 0 art_table 32 1670 0 1209 5 1 4 5 0 8 0 art_node 16 470 0 372 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 3 1 1 0 1 0 8 0 semapl 112 2111 0 2101 1 0 1 1 0 8 0 shmpl 112 135 0 7 4 0 4 4 0 8 0 dirhash 1024 57 0 40 3 0 3 3 0 8 0 dino2pl 256 15319 0 13843 93 0 93 93 0 8 0 ffsino 272 15319 0 13843 99 0 99 99 0 8 0 nchpl 144 29538 0 27876 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 98762 0 98761 11 10 1 3 0 8 0 percpumem 16 134 0 86 1 0 1 1 0 8 0 vcpupl 2048 17 0 1 2 0 2 2 0 8 0 vmpool 696 28 0 12 4 2 2 2 0 8 0 kstatmem 264 200 0 172 3 1 2 3 0 8 0 scxspl 216 81256 0 81256 18 17 1 8 1 8 1 plimitpl 152 874 0 858 1 0 1 1 0 8 0 sigapl 424 9980 0 9912 9 0 9 9 0 8 0 futexpl 64 78956 0 78956 2 1 1 1 0 8 1 knotepl 120 418 0 0 11 1 10 11 0 8 0 kqueuepl 216 1523 0 1518 21 20 1 8 0 8 0 pipepl 320 1419 0 1388 33 30 3 9 0 8 0 fdescpl 496 9939 0 9911 5 0 5 5 0 8 0 filepl 152 58223 0 57981 116 104 12 21 0 8 1 lockfpl 104 2657 0 2656 5 4 1 2 0 8 0 lockfspl 48 643 0 642 1 0 1 1 0 8 0 sessionpl 144 53 0 36 1 0 1 1 0 8 0 pgrppl 48 253 0 236 1 0 1 1 0 8 0 ucredpl 104 12687 0 12678 1 0 1 1 0 8 0 zombiepl 144 11316 0 11316 3 2 1 1 0 8 1 processpl 1136 9980 0 9912 6 0 6 6 0 8 0 procpl 680 27257 0 27170 13 4 9 10 0 8 0 srpgc 96 42 0 42 12 12 0 1 0 8 0 sosppl 168 61 0 59 1 0 1 1 0 8 0 sockpl 584 15337 0 15315 132 128 4 20 0 8 0 mcl64k 65536 22 0 0 3 0 3 3 0 8 0 mcl16k 16384 16 0 0 2 0 2 2 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 21 0 0 2 0 2 2 0 8 0 mcl8k 8192 20 0 0 3 0 3 3 0 8 0 mcl4k 4096 25 0 0 3 0 3 3 0 8 0 mcl2k2 2112 9 0 0 1 0 1 1 0 8 0 mcl2k 2048 336 0 0 34 12 22 34 0 8 0 mtagpl 96 175 0 0 5 1 4 5 0 8 0 mbufpl 256 1829 0 0 110 0 110 110 0 8 0 bufpl 280 17848 0 11530 452 0 452 452 0 8 0 anonpl 24 1059347 0 1047832 209 109 100 137 0 186 1 amapchunkpl 152 314673 0 313904 87 51 36 49 0 158 0 amappl16 200 21923 0 21483 106 79 27 40 0 8 1 amappl15 192 13 0 13 2 2 0 1 0 8 0 amappl14 184 230 0 217 2 1 1 2 0 8 0 amappl13 176 14 0 14 2 2 0 1 0 8 0 amappl12 168 10994 0 10960 4 2 2 3 0 8 0 amappl11 160 60 0 52 1 0 1 1 0 8 0 amappl10 152 55 0 40 1 0 1 1 0 8 0 amappl9 144 223 0 223 6 6 0 1 0 8 0 amappl8 136 555 0 436 8 3 5 5 0 8 0 amappl7 128 265 0 242 2 0 2 2 0 8 0 amappl6 120 791 0 777 1 0 1 1 0 8 0 amappl5 112 278 0 268 1 0 1 1 0 8 0 amappl4 104 721 0 690 2 1 1 2 0 8 0 amappl3 96 60087 0 60014 5 2 3 4 0 8 0 amappl2 88 10785 0 10719 3 1 2 3 0 8 0 amappl1 80 45125 0 44621 23 11 12 23 0 8 0 amappl 88 96232 0 96011 7 0 7 7 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 72 137 0 7 3 0 3 3 0 8 0 uaddrrnd 24 9967 0 9923 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 9967 0 9923 1 0 1 1 0 8 0 vmmpekpl 168 76872 0 76801 4 0 4 4 0 8 0 vmmpepl 168 601890 0 599650 340 210 130 140 0 357 6 vmsppl 448 9966 0 9923 7 1 6 6 0 8 0 rwobjpl 56 154683 0 147125 115 4 111 111 0 8 0 pdppl 4096 19941 0 19862 474 391 83 85 0 8 4 pvpl 32 44734 0 0 361 0 361 361 0 265 0 pmappl 248 9966 0 9923 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1147 0 669 15 0 15 15 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828e46db) at panic+0x17b sys/kern/subr_prf.c:198 vgonel(fffffd807794f478,ffff80002a1b7558) at vgonel+0x4d5 sys/kern/vfs_subr.c:1200 checkalias(fffffd80672f68b8,0,ffff8000006d2400) at checkalias+0x14c ffs_vinit(ffff8000006d2400,ffff80002a1b1f90) at ffs_vinit+0x110 sys/ufs/ffs/ffs_subr.c:266 ffs_vget(ffff8000006d2400,cad2,ffff80002a1b2078) at ffs_vget+0x349 sys/ufs/ffs/ffs_vfsops.c:1283 ufs_lookup() at ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(fffffd80672f67e0,ffff80002a1b22f8,ffff80002a1b2328) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a1b22c8) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002a1b22c8) at namei+0x55a sys/kern/vfs_lookup.c:250 dofstatat(ffff80002a1b7558,ffffff9c,7b8135d2c270,7b8135d2c670,2) at dofstatat+0xaf sys/kern/vfs_syscalls.c:2065 syscall(ffff80002a1b2540) at syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a1b2540) at syscall+0x533 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7b8135d2c720, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e 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+0x27 __mp_lock(ffffffff82d86da8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d86da8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 doppoll(ffff80002a1ab810,963b10a1690,4,0,ffff80002a1e2114,ffff80002a1e21b0) at doppoll+0x159 sys/kern/sys_generic.c:950 sys_ppoll(ffff80002a1ab810,ffff80002a1e2260,ffff80002a1e21b0) at sys_ppoll+0x137 sys/kern/sys_generic.c:916 syscall(ffff80002a1e2260) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a1e2260) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d7473d62300, count: 7 ddb{1}> trace x86_ipi_db(ffff800029cebff0) at x86_ipi_db+0x1e 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+0x27 __mp_lock(ffffffff82d86da8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d86da8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 doppoll(ffff80002a1ab810,963b10a1690,4,0,ffff80002a1e2114,ffff80002a1e21b0) at doppoll+0x159 sys/kern/sys_generic.c:950 sys_ppoll(ffff80002a1ab810,ffff80002a1e2260,ffff80002a1e21b0) at sys_ppoll+0x137 sys/kern/sys_generic.c:916 syscall(ffff80002a1e2260) at syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] syscall(ffff80002a1e2260) at syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d7473d62300, count: -8