panic: missing alias Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 343719 78342 0 0x2 0 0 syz-executor *160719 42649 0 0x2 0 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82fe5d22) at panic+0x1e5 sys/kern/subr_prf.c:198 vgonel(fffffd805810a028,ffff8000ffff67b8) at vgonel+0x681 sys/kern/vfs_subr.c:1200 vrecycle(fffffd805810a028,ffff8000ffff67b8) at vrecycle+0x7c sys/kern/vfs_subr.c:1126 ufs_inactive(ffff80002a0d6298) at ufs_inactive+0x35d sys/ufs/ufs/ufs_inode.c:107 VOP_INACTIVE(fffffd805810a028,ffff8000ffff67b8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd805810a028) at vput+0xe5 sys/kern/vfs_subr.c:779 VOP_REMOVE(fffffd8067fc8cc8,fffffd805810a028,ffff80002a0d6418) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336 dounlinkat(ffff8000ffff67b8,ffffff9c,76dac6b14000,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1888 syscall(ffff80002a0d6590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0d6590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76dac6b144b0, count: 4 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: missing alias ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82fe5d22) at panic+0x1e5 sys/kern/subr_prf.c:198 vgonel(fffffd805810a028,ffff8000ffff67b8) at vgonel+0x681 sys/kern/vfs_subr.c:1200 vrecycle(fffffd805810a028,ffff8000ffff67b8) at vrecycle+0x7c sys/kern/vfs_subr.c:1126 ufs_inactive(ffff80002a0d6298) at ufs_inactive+0x35d sys/ufs/ufs/ufs_inode.c:107 VOP_INACTIVE(fffffd805810a028,ffff8000ffff67b8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd805810a028) at vput+0xe5 sys/kern/vfs_subr.c:779 VOP_REMOVE(fffffd8067fc8cc8,fffffd805810a028,ffff80002a0d6418) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336 dounlinkat(ffff8000ffff67b8,ffffff9c,76dac6b14000,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1888 syscall(ffff80002a0d6590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0d6590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76dac6b144b0, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a0d60d0 rbx 0xffff800029b7cdcf rdx 0 rcx 0xffff8000ffff67b8 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x775e509442cab320 r11 0x2b9269e206747cc8 r12 0xffff800029b7cbd0 r13 0 r14 0 r15 0x1 rip 0xffffffff817aa665 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a0d60c0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=160719 pid=42649 tcnt=1 stat=onproc flags process=2 proc=0 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff6f50,0xffff8000ffff7c08 process=0xffff80003722c488 user=0xffff80002a0d1000, vmspace=0xfffffd806c3d7dd8 estcpu=36, cpticks=0, pctcpu=0.13, user=0, sys=21, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 92273 261591 4680 0 2 0 syz-executor 92273 168444 4680 0 3 0x4000000 biowait syz-executor 68686 105306 57744 0 2 0 syz-executor 68686 498582 57744 0 3 0x4000080 fsleep syz-executor 68200 426340 54442 0 2 0 syz-executor 68200 373410 54442 0 2 0x4000000 syz-executor 10017 265665 45300 0 3 0x82 wait syz-executor 19138 45715 45300 0 3 0x82 nanoslp syz-executor 78342 343719 45300 0 7 0x2 syz-executor 57744 414533 45300 0 3 0x82 nanoslp syz-executor *42649 160719 45300 0 7 0x2 syz-executor 78408 62010 45300 0 3 0x82 nanoslp syz-executor 54442 499964 45300 0 3 0x82 nanoslp syz-executor 4680 107285 45300 0 3 0x82 nanoslp syz-executor 29311 80721 1 0 3 0x100083 ttyin getty 65424 108309 0 0 3 0x14200 bored sosplice 21681 476636 0 0 3 0x14280 nfsidl nfsio 69087 478534 0 0 3 0x14280 nfsidl nfsio 88127 518405 0 0 3 0x14280 nfsidl nfsio 63841 458747 0 0 3 0x14280 nfsidl nfsio 40780 104206 0 0 3 0x14280 nfsidl nfsio 63570 79999 0 0 3 0x14280 nfsidl nfsio 82613 80166 0 0 3 0x14280 nfsidl nfsio 9831 161125 0 0 3 0x14280 nfsidl nfsio 27448 31118 0 0 3 0x14280 nfsidl nfsio 86739 110607 0 0 3 0x14280 nfsidl nfsio 22309 81527 0 0 3 0x14280 nfsidl nfsio 44626 194046 0 0 3 0x14280 nfsidl nfsio 54752 485936 0 0 3 0x14280 nfsidl nfsio 64035 399551 0 0 3 0x14280 nfsidl nfsio 84122 219505 0 0 3 0x14280 nfsidl nfsio 97110 91600 0 0 3 0x14280 nfsidl nfsio 96173 407206 0 0 3 0x14280 nfsidl nfsio 36228 47059 0 0 3 0x14280 nfsidl nfsio 6591 457061 0 0 3 0x14280 nfsidl nfsio 51140 375586 0 0 3 0x14280 nfsidl nfsio 45300 455151 78737 0 2 0x2 syz-executor 78737 342849 516 0 3 0x10008a sigsusp ksh 516 154125 83372 0 3 0x98 kqread sshd-session 83372 505204 289 0 3 0x92 kqread sshd-session 289 188703 1 0 3 0x88 kqread sshd 20081 309455 51860 74 3 0x1100092 bpf pflogd 51860 379070 1 0 3 0x80 sbwait pflogd 4643 436030 88501 73 3 0x1100090 kqread syslogd 88501 388161 1 0 3 0x100082 sbwait syslogd 45539 192726 1 0 3 0x100080 kqread resolvd 37028 431528 22548 77 3 0x100092 kqread dhcpleased 65373 157376 22548 77 3 0x100092 kqread dhcpleased 22548 480576 1 0 3 0x80 kqread dhcpleased 84661 287260 0 0 3 0x14200 bored smr 67731 468437 0 0 2 0x14200 zerothread 78946 399127 0 0 3 0x14200 aiodoned aiodoned 94972 224548 0 0 3 0x14200 syncer update 56495 422017 0 0 3 0x14200 cleaner cleaner 79214 197689 0 0 2 0x14200 reaper 22023 431193 0 0 3 0x14200 pgdaemon pagedaemon 81281 406830 0 0 3 0x14200 bored viomb 21212 478928 0 0 3 0x40014200 acpi0 acpi0 49288 452831 0 0 3 0x40014200 idle1 4040 227074 0 0 3 0x14200 bored softnet3 2186 246708 0 0 3 0x14200 bored softnet2 5869 259378 0 0 3 0x14200 bored softnet1 95984 414833 0 0 3 0x14200 bored softnet0 66763 397788 0 0 3 0x14200 bored systqmp 40903 240444 0 0 3 0x14200 bored systq 37244 472944 0 0 3 0x14200 tmoslp softclockmp 64664 407587 0 0 3 0x40014200 tmoslp softclock 62706 115171 0 0 3 0x40014200 idle0 1 381249 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 92273 (syz-executor) thread 0xffff800029fe7c18 (168444) exclusive rrwlock inode r = 0 (0xfffffd80670e3f80) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1733 #8 ufs_mknod+0x5b sys/ufs/ufs/ufs_vnops.c:167 #9 VOP_MKNOD+0x102 sys/kern/vfs_vops.c:121 #10 domknodat+0x47e sys/kern/vfs_syscalls.c:1624 #11 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #11 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80670e3920) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1576 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 68200 (syz-executor) thread 0xffff800037236ce0 (373410) exclusive rwlock fdlock r = 0 (0xfffffd8069842250) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sys_socket+0x1f2 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 42649 (syz-executor) thread 0xffff8000ffff67b8 (160719) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8356ce40) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 biowait+0xc1 sys/kern/vfs_bio.c:1254 #5 bwrite+0x2e2 sys/kern/vfs_bio.c:766 #6 ufs_dirremove+0x2a9 sys/ufs/ufs/ufs_lookup.c:919 #7 ufs_remove+0x1a7 sys/ufs/ufs/ufs_vnops.c:594 #8 VOP_REMOVE+0x176 sys/kern/vfs_vops.c:331 #9 dounlinkat+0x177 sys/kern/vfs_syscalls.c:1888 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807dd142c0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:676 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 79214 (reaper) thread 0xffff800029fd96d0 (197689) exclusive rwlock kmmaplk r = 0 (0xffffffff835412a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5252 #3 uvm_unmap+0x81 sys/uvm/uvm_map.c:1792 #4 uvm_uarea_free+0x42 sys/uvm/uvm_glue.c:288 #5 reaper+0x1fe sys/kern/kern_exit.c:469 #6 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10226 14215K 14520K 166960K 12082 0 pcb 17 14K 16K 166960K 128 0 rtable 181 6K 8K 166960K 1097 0 pf 37 18K 22K 166960K 127 0 ifaddr 36 6K 8K 166960K 144 0 ifgroup 51 2K 2K 166960K 161 0 sysctl 3 0K 0K 166960K 3 0 counters 62 36K 36K 166960K 118 0 ioctlops 0 0K 4K 166960K 1642 0 iov 0 0K 16K 166960K 129 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1430 90K 90K 166960K 2338 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 8 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 19 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 16 57K 97K 166960K 1095 0 sigio 0 0K 0K 166960K 14 0 proc 72 91K 128K 166960K 1226 0 subproc 104 6K 6K 166960K 390 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 74 0 in_multi 78 6K 7K 166960K 362 0 ether_multi 1 0K 0K 166960K 4 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 241 1076K 1076K 166960K 241 0 exec 0 0K 1K 166960K 771 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 228 72K 91K 166960K 10768 0 UVM aobj 13 4K 6K 166960K 17 0 pinsyscall 41 82K 104K 166960K 2745 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 36 0 NDP 11 0K 1K 166960K 101 0 temp 68 6818K 6883K 166960K 28589 0 kqueue 13 20K 28K 166960K 138 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 112 0 109 1 0 1 1 0 8 0 rtentry 112 383 0 303 4 1 3 4 0 8 0 unpcb 144 929 0 912 16 10 6 9 0 8 5 syncache 336 5 0 5 4 3 1 1 0 8 1 tcpqe 32 3 0 3 2 1 1 1 0 8 1 tcpcb 808 463 0 457 22 20 2 17 0 8 1 arp 120 68 0 52 1 0 1 1 0 8 0 inpcb 336 1146 0 1135 26 21 5 15 0 8 3 nd6 136 98 0 79 1 0 1 1 0 8 0 pkpcb 40 8 0 8 3 2 1 1 0 8 1 kcovpl 48 30 0 22 1 0 1 1 0 8 0 ppxss 1168 2 0 2 2 1 1 1 0 8 1 pfstscr 40 5 0 5 2 1 1 1 0 8 1 pffrag 232 8 0 4 1 0 1 1 0 482 0 pffrnode 88 8 0 4 1 0 1 1 0 8 0 pffrent 40 142 0 138 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 3 0 3 1 1 0 1 0 8 0 pfanchor 1288 1 0 1 1 1 0 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 113 0 48 1 0 1 1 0 8 0 pfstkey 128 123 0 60 3 0 3 3 0 8 0 pfstate 376 115 0 53 7 0 7 7 0 8 0 pfrule 1344 31 0 25 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1531 0 1170 34 5 29 29 0 8 2 art_table 32 1532 0 1170 4 0 4 4 0 8 0 art_node 16 380 0 307 1 0 1 1 0 8 0 sysvmsgpl 40 22 0 17 1 0 1 1 0 8 0 semapl 112 15 0 5 1 0 1 1 0 8 0 shmpl 112 14 0 4 1 0 1 1 0 8 0 dirhash 1024 27 0 10 3 0 3 3 0 8 0 dino2pl 256 2901 0 1358 98 0 98 98 0 8 0 ffsino 272 2901 0 1358 104 0 104 104 0 8 0 nchpl 144 4020 0 2303 64 0 64 64 0 8 0 uvmvnodes 80 3624 0 0 74 0 74 74 0 8 0 vnodes 216 3624 0 0 202 0 202 202 0 8 0 namei 1024 15878 0 15877 6 5 1 2 0 8 0 percpumem 16 73 0 28 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 1 1 1 0 1 0 8 0 kstatmem 264 78 0 56 2 0 2 2 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scxspl 216 24559 0 24558 13 11 2 8 1 8 1 plimitpl 152 253 0 236 1 0 1 1 0 8 0 sigapl 424 1372 0 1303 10 1 9 9 0 8 0 futexpl 64 9845 0 9844 4 3 1 1 0 8 0 knotepl 120 337 0 0 10 0 10 10 0 8 0 kqueuepl 216 282 0 273 5 0 5 5 0 8 4 pipepl 320 316 0 289 3 0 3 3 0 8 0 fdescpl 496 1333 0 1303 7 2 5 6 0 8 0 filepl 152 7994 0 7745 37 19 18 21 0 8 5 lockfpl 104 198 0 196 1 0 1 1 0 8 0 lockfspl 48 82 0 80 1 0 1 1 0 8 0 sessionpl 144 46 0 37 1 0 1 1 0 8 0 pgrppl 48 82 0 65 1 0 1 1 0 8 0 ucredpl 104 1305 0 1292 1 0 1 1 0 8 0 zombiepl 144 1428 0 1425 3 2 1 1 0 8 0 processpl 1160 1372 0 1303 6 0 6 6 0 8 0 procpl 648 2533 0 2458 9 1 8 8 0 8 0 srpgc 96 14 0 14 4 3 1 1 0 8 1 sosppl 168 3 0 3 2 1 1 1 0 8 1 sockpl 664 2209 0 2178 45 33 12 20 0 8 8 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 261 0 0 33 0 33 33 0 8 0 mtagpl 96 7 0 0 1 0 1 1 0 8 0 mbufpl 256 400 0 0 22 0 22 22 0 8 0 bufpl 280 8335 0 1746 471 0 471 471 0 8 0 anonpl 24 268682 0 265153 96 49 47 52 0 185 13 amapchunkpl 152 35238 0 34761 53 28 25 33 0 158 3 amappl16 200 6338 0 6312 39 25 14 15 0 8 11 amappl15 192 9 0 9 1 1 0 1 0 8 0 amappl14 184 161 0 149 1 0 1 1 0 8 0 amappl13 176 15 0 15 1 1 0 1 0 8 0 amappl12 168 2335 0 2305 4 2 2 3 0 8 0 amappl11 160 53 0 39 1 0 1 1 0 8 0 amappl10 152 34 0 34 1 1 0 1 0 8 0 amappl9 144 136 0 136 1 1 0 1 0 8 0 amappl8 136 29 0 25 1 0 1 1 0 8 0 amappl7 128 185 0 173 1 0 1 1 0 8 0 amappl6 120 386 0 385 1 0 1 1 0 8 0 amappl5 112 243 0 231 1 0 1 1 0 8 0 amappl4 104 379 0 362 1 0 1 1 0 8 0 amappl3 96 6911 0 6804 5 1 4 4 0 8 0 amappl2 88 1003 0 935 2 0 2 2 0 8 0 amappl1 80 11922 0 11352 15 1 14 14 0 8 1 amappl 88 10198 0 10031 6 1 5 5 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 16 0 4 1 0 1 1 0 8 0 uaddrrnd 24 1333 0 1303 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1333 0 1303 1 0 1 1 0 8 0 vmmpekpl 168 12732 0 12670 4 0 4 4 0 8 0 vmmpepl 168 89732 0 87914 117 22 95 95 0 357 4 vmsppl 440 1332 0 1303 6 2 4 5 0 8 0 rwobjpl 56 32373 0 27812 69 1 68 68 0 8 0 pdppl 4096 2673 0 2606 141 68 73 87 0 8 6 pvpl 32 27994 0 0 226 0 226 226 0 265 0 pmappl 248 1332 0 1303 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 503 0 125 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83477ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0ee690,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff8356cc38) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80002a0ee860) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0ee860) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7bd2d1ffcd90, count: 5 ddb{0}> trace x86_ipi_db(ffffffff83477ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0ee690,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff8356cc38) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356cc38) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80002a0ee860) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0ee860) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7bd2d1ffcd90, count: -10 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:437 panic(ffffffff82fe5d22) at panic+0x1e5 sys/kern/subr_prf.c:198 vgonel(fffffd805810a028,ffff8000ffff67b8) at vgonel+0x681 sys/kern/vfs_subr.c:1200 vrecycle(fffffd805810a028,ffff8000ffff67b8) at vrecycle+0x7c sys/kern/vfs_subr.c:1126 ufs_inactive(ffff80002a0d6298) at ufs_inactive+0x35d sys/ufs/ufs/ufs_inode.c:107 VOP_INACTIVE(fffffd805810a028,ffff8000ffff67b8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd805810a028) at vput+0xe5 sys/kern/vfs_subr.c:779 VOP_REMOVE(fffffd8067fc8cc8,fffffd805810a028,ffff80002a0d6418) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336 dounlinkat(ffff8000ffff67b8,ffffff9c,76dac6b14000,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1888 syscall(ffff80002a0d6590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0d6590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76dac6b144b0, count: 4 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff82fe5d22) at panic+0x1e5 sys/kern/subr_prf.c:198 vgonel(fffffd805810a028,ffff8000ffff67b8) at vgonel+0x681 sys/kern/vfs_subr.c:1200 vrecycle(fffffd805810a028,ffff8000ffff67b8) at vrecycle+0x7c sys/kern/vfs_subr.c:1126 ufs_inactive(ffff80002a0d6298) at ufs_inactive+0x35d sys/ufs/ufs/ufs_inode.c:107 VOP_INACTIVE(fffffd805810a028,ffff8000ffff67b8) at VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 vput(fffffd805810a028) at vput+0xe5 sys/kern/vfs_subr.c:779 VOP_REMOVE(fffffd8067fc8cc8,fffffd805810a028,ffff80002a0d6418) at VOP_REMOVE+0x19d sys/kern/vfs_vops.c:336 dounlinkat(ffff8000ffff67b8,ffffff9c,76dac6b14000,0) at dounlinkat+0x177 sys/kern/vfs_syscalls.c:1888 syscall(ffff80002a0d6590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0d6590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76dac6b144b0, count: -11