mpanic: ffs_valloc: dup alloc Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 75095 47736 0 0 0x4000000 1K syz-executor 134644 93329 0 0 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e4c13) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd8076d84340,8000,fffffd807f7d3618,ffff80002a126050) at ffs_inode_alloc+0x96c sys/ufs/ffs/ffs_alloc.c:404 ufs_makeinode(8000,fffffd807c933be8,ffff80002a126388,ffff80002a1263b8) at ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 ufs_create(ffff80002a126100) at ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 VOP_CREATE(fffffd807c933be8,ffff80002a126388,ffff80002a1263b8,ffff80002a126188) at VOP_CREATE+0xff sys/kern/vfs_vops.c:103 vn_open(ffff80002a126358,201,0) at vn_open+0x491 sys/kern/vfs_vnops.c:116 doopenat(ffff8000ffff76e8,ffffff9c,20000240,200,0,ffff80002a126500) at doopenat+0x31d sys/kern/vfs_syscalls.c:1123 syscall(ffff80002a1265b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a1265b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x43928e66840, count: 5 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: ffs_valloc: dup alloc ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e4c13) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd8076d84340,8000,fffffd807f7d3618,ffff80002a126050) at ffs_inode_alloc+0x96c sys/ufs/ffs/ffs_alloc.c:404 ufs_makeinode(8000,fffffd807c933be8,ffff80002a126388,ffff80002a1263b8) at ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 ufs_create(ffff80002a126100) at ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 VOP_CREATE(fffffd807c933be8,ffff80002a126388,ffff80002a1263b8,ffff80002a126188) at VOP_CREATE+0xff sys/kern/vfs_vops.c:103 vn_open(ffff80002a126358,201,0) at vn_open+0x491 sys/kern/vfs_vnops.c:116 doopenat(ffff8000ffff76e8,ffffff9c,20000240,200,0,ffff80002a126500) at doopenat+0x31d sys/kern/vfs_syscalls.c:1123 syscall(ffff80002a1265b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a1265b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x43928e66840, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a125de0 rbx 0xffff800029b7cd87 rdx 0 rcx 0xffff8000ffff76e8 rax 0xffff800029b7bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x41142d32cc760437 r11 0x2ef78561c8870dcb r12 0xffff800029b7cb88 r13 0 r14 0 r15 0x1 rip 0xffffffff822b5f95 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a125dd0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=75095 pid=47736 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=85, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800030783488,0xffffffff83538278 process=0xffff80002d577b00 user=0xffff80002a121000, vmspace=0xfffffd806bed1a50 estcpu=35, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 58373 161795 50918 0 2 0 syz-executor 58373 104505 50918 0 3 0x4000080 fsleep syz-executor 58373 86097 50918 0 3 0x4000080 fsleep syz-executor 41920 145482 36012 0 2 0 syz-executor 41920 192195 36012 0 3 0x4000080 fsleep syz-executor 47736 515578 57993 0 2 0 syz-executor *47736 75095 57993 0 7 0x4000000 syz-executor 63886 214943 57573 0 2 0 syz-executor 63886 384968 57573 0 3 0x4000080 fsleep syz-executor 63886 242080 57573 0 3 0x4000080 fsleep syz-executor 93329 134644 8986 0 7 0 syz-executor 93329 121363 8986 0 3 0x4000080 fsleep syz-executor 57993 388885 73861 0 3 0x82 nanoslp syz-executor 8986 299285 73861 0 3 0x82 nanoslp syz-executor 92639 23606 73861 0 3 0x82 wait syz-executor 50918 252300 73861 0 2 0x2 syz-executor 36012 200455 73861 0 3 0x82 nanoslp syz-executor 22259 50730 73861 0 3 0x82 wait syz-executor 57573 202398 73861 0 3 0x82 nanoslp syz-executor 82219 37884 73861 0 2 0x2 syz-executor 98764 189982 0 0 3 0x14280 nfsidl nfsio 38505 154391 0 0 3 0x14280 nfsidl nfsio 45978 485428 0 0 3 0x14280 nfsidl nfsio 30220 35378 0 0 3 0x14280 nfsidl nfsio 89329 90624 0 0 3 0x14280 nfsidl nfsio 46244 275426 0 0 3 0x14280 nfsidl nfsio 20663 185772 0 0 3 0x14280 nfsidl nfsio 20578 506257 0 0 3 0x14280 nfsidl nfsio 86776 155794 0 0 3 0x14280 nfsidl nfsio 56414 410429 0 0 3 0x14280 nfsidl nfsio 79332 184590 0 0 3 0x14280 nfsidl nfsio 33235 73824 0 0 3 0x14280 nfsidl nfsio 21924 452398 0 0 3 0x14280 nfsidl nfsio 37645 280941 0 0 3 0x14280 nfsidl nfsio 50539 248339 0 0 3 0x14280 nfsidl nfsio 6621 377411 0 0 3 0x14280 nfsidl nfsio 86135 149643 0 0 3 0x14280 nfsidl nfsio 69662 26026 0 0 3 0x14280 nfsidl nfsio 51117 327912 0 0 3 0x14280 nfsidl nfsio 6801 146153 0 0 3 0x14280 nfsidl nfsio 97350 167214 1 0 3 0x100083 ttyin getty 46684 286808 0 0 3 0x14200 acct acct 93333 347634 0 0 3 0x14200 bored sosplice 73861 462800 79606 0 3 0x82 kqread syz-executor 79606 351081 4562 0 3 0x10008a sigsusp ksh 4562 310163 10305 0 3 0x98 kqread sshd-session 10305 101925 77469 0 3 0x92 kqread sshd-session 77469 254785 1 0 3 0x88 kqread sshd 2127 412070 88546 74 3 0x1100092 bpf pflogd 88546 349725 1 0 3 0x80 sbwait pflogd 66056 440683 46941 73 3 0x1100090 kqread syslogd 46941 105871 1 0 3 0x100082 sbwait syslogd 66601 36657 1 0 3 0x100080 kqread resolvd 90314 247617 9309 77 3 0x100092 kqread dhcpleased 16940 82178 9309 77 3 0x100092 kqread dhcpleased 9309 393562 1 0 3 0x80 kqread dhcpleased 20898 302539 0 0 3 0x14200 bored smr 99458 107865 0 0 2 0x14200 zerothread 18156 319164 0 0 3 0x14200 aiodoned aiodoned 52045 58018 0 0 3 0x14200 syncer update 7081 250829 0 0 3 0x14200 cleaner cleaner 60063 244319 0 0 3 0x14200 reaper reaper 3943 304126 0 0 3 0x14200 pgdaemon pagedaemon 35539 83533 0 0 3 0x14200 bored viomb 74457 340108 0 0 3 0x40014200 acpi0 acpi0 44661 332112 0 0 3 0x40014200 idle1 83412 340411 0 0 3 0x14200 bored softnet3 18104 499115 0 0 3 0x14200 bored softnet2 60675 303472 0 0 3 0x14200 bored softnet1 76571 397979 0 0 3 0x14200 bored softnet0 39173 266456 0 0 3 0x14200 bored systqmp 63630 13293 0 0 3 0x14200 bored systq 15443 213124 0 0 3 0x14200 tmoslp softclockmp 44593 184900 0 0 3 0x40014200 tmoslp softclock 71662 496433 0 0 3 0x40014200 idle0 1 140255 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 47736 (syz-executor) thread 0xffff8000ffff76e8 (75095) exclusive rrwlock inode r = 0 (0xfffffd806995ce70) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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:120 #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:1728 #8 ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 #9 VOP_CREATE+0xff sys/kern/vfs_vops.c:103 #10 vn_open+0x491 sys/kern/vfs_vnops.c:116 #11 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #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 exclusive rrwlock inode r = 0 (0xfffffd8076d843d8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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 vn_open+0x1f4 sys/kern/vfs_vnops.c:107 #8 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #9 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #9 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835d3e38) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #1 syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 #2 Xsyscall+0x128 Process 93329 (syz-executor) thread 0xffff800030782cf0 (134644) shared rwlock vmmaplk r = 0 (0xfffffd806bed1cf8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #3 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10226 10101K 10632K 166960K 14750 0 pcb 17 16K 18K 166960K 491 0 rtable 212 8K 9K 166960K 2018 0 pf 37 18K 26K 166960K 237 0 ifaddr 40 7K 8K 166960K 273 0 ifgroup 55 2K 2K 166960K 328 0 sysctl 4 1K 1K 166960K 12 0 counters 64 36K 36K 166960K 210 0 ioctlops 0 0K 4K 166960K 1836 0 iov 0 0K 20K 166960K 109 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1442 91K 91K 166960K 3649 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 10K 14K 166960K 19 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 64 0 dirhash 12 2K 2K 166960K 51 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 17 61K 93K 166960K 2510 0 sigio 0 0K 0K 166960K 107 0 proc 71 91K 140K 166960K 2009 0 subproc 104 6K 6K 166960K 702 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 341 0 in_multi 86 6K 7K 166960K 709 0 ether_multi 1 0K 0K 166960K 19 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 229 1023K 1023K 166960K 229 0 exec 0 0K 1K 166960K 1381 0 pfkey data 0 0K 0K 166960K 44 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 247 73K 93K 166960K 22402 0 UVM aobj 33 5K 7K 166960K 40 0 pinsyscall 42 84K 103K 166960K 4814 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 79 0 NDP 12 0K 1K 166960K 199 0 temp 76 6824K 6952K 166960K 113385 0 kqueue 13 20K 30K 166960K 264 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 120 275 0 271 2 1 1 2 0 8 0 rtentry 112 680 0 589 4 1 3 4 0 8 0 unpcb 144 1814 0 1797 15 9 6 6 0 8 5 syncache 336 6 0 6 2 2 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 1051 0 1047 30 26 4 14 0 8 3 arp 120 121 0 103 1 0 1 1 0 8 0 inpcb 336 3018 0 3009 42 38 4 13 0 8 2 nd6 136 177 0 153 1 0 1 1 0 8 0 pkpcb 40 17 0 17 7 6 1 1 0 8 1 kcovpl 48 54 0 46 1 0 1 1 0 8 0 ppxss 1168 15 0 15 9 8 1 1 0 8 1 pfstscr 40 12 0 11 2 1 1 1 0 8 0 pffrag 232 14 0 9 1 0 1 1 0 482 0 pffrnode 88 14 0 9 1 0 1 1 0 8 0 pffrent 40 65 0 60 1 0 1 1 0 8 0 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfrktable 1344 1 0 0 1 0 1 1 0 8 0 pftag 88 2 0 2 1 1 0 1 0 8 0 pfstitem 24 246 0 161 1 0 1 1 0 8 0 pfstkey 128 263 0 178 3 0 3 3 0 8 0 pfstate 376 254 0 171 11 2 9 9 0 8 0 pfrule 1344 44 0 32 2 1 1 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 2789 0 2413 34 6 28 29 0 8 1 art_table 32 2792 0 2413 4 0 4 4 0 8 0 art_node 16 676 0 596 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 5 4 3 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 62 0 52 1 0 1 1 0 8 0 shmpl 112 37 0 7 1 0 1 1 0 8 0 dirhash 1024 44 0 27 3 0 3 3 0 8 0 dino2pl 256 4885 0 3290 101 0 101 101 0 8 0 ffsino 272 4885 0 3290 107 0 107 107 0 8 0 nchpl 144 7692 0 7029 64 39 25 64 0 8 0 uvmvnodes 80 6623 0 0 136 0 136 136 0 8 0 vnodes 216 6623 0 0 368 0 368 368 0 8 0 namei 1024 31031 0 31030 3 2 1 2 0 8 0 percpumem 16 119 0 73 1 0 1 1 0 8 0 kstatmem 264 170 0 146 2 0 2 2 0 8 0 scsiplug 72 4 0 4 3 2 1 1 0 8 1 scxspl 216 54642 0 54642 18 17 1 8 1 8 1 plimitpl 152 559 0 540 1 0 1 1 0 8 0 sigapl 424 2749 0 2678 11 2 9 9 0 8 0 futexpl 64 29754 0 29748 6 5 1 1 0 8 0 knotepl 120 686 0 0 18 0 18 18 0 8 0 kqueuepl 216 735 0 726 13 9 4 5 0 8 3 pipepl 320 527 0 499 11 8 3 8 0 8 0 fdescpl 496 2709 0 2678 9 4 5 5 0 8 0 filepl 152 17647 0 17390 43 26 17 18 0 8 5 lockfpl 104 936 0 933 2 1 1 2 0 8 0 lockfspl 48 334 0 331 1 0 1 1 0 8 0 sessionpl 144 70 0 61 1 0 1 1 0 8 0 pgrppl 48 138 0 121 1 0 1 1 0 8 0 ucredpl 104 2686 0 2673 1 0 1 1 0 8 0 zombiepl 144 2680 0 2678 1 0 1 1 0 8 0 processpl 1160 2749 0 2678 7 1 6 6 0 8 0 procpl 648 5668 0 5590 10 2 8 8 0 8 0 srpgc 96 12 0 12 6 5 1 1 0 8 1 sosppl 168 17 0 17 7 6 1 1 0 8 1 sockpl 664 5155 0 5125 57 45 12 15 0 8 8 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 7 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 241 0 0 28 0 28 28 0 8 0 mtagpl 96 15 0 0 1 0 1 1 0 8 0 mbufpl 256 736 0 0 45 0 45 45 0 8 0 bufpl 280 14140 0 5485 619 0 619 619 0 8 0 anonpl 24 421720 0 417411 136 81 55 84 0 185 20 amapchunkpl 152 74774 0 74213 71 37 34 43 0 158 10 amappl16 200 7629 0 7596 92 77 15 15 0 8 12 amappl15 192 91 0 91 1 1 0 1 0 8 0 amappl14 184 217 0 205 1 0 1 1 0 8 0 amappl13 176 8 0 7 1 0 1 1 0 8 0 amappl12 168 4101 0 4070 3 1 2 2 0 8 0 amappl11 160 53 0 38 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 1 0 1 0 8 0 amappl9 144 136 0 136 2 2 0 1 0 8 0 amappl8 136 25 0 22 1 0 1 1 0 8 0 amappl7 128 200 0 187 1 0 1 1 0 8 0 amappl6 120 634 0 632 1 0 1 1 0 8 0 amappl5 112 319 0 306 1 0 1 1 0 8 0 amappl4 104 473 0 452 1 0 1 1 0 8 0 amappl3 96 13146 0 13043 4 1 3 4 0 8 0 amappl2 88 3033 0 2952 2 0 2 2 0 8 0 amappl1 80 17998 0 17412 17 2 15 15 0 8 0 amappl 88 21545 0 21360 5 0 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 39 0 7 1 0 1 1 0 8 0 uaddrrnd 24 2709 0 2678 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2709 0 2678 1 0 1 1 0 8 0 vmmpekpl 168 23715 0 23661 7 3 4 4 0 8 0 vmmpepl 168 168311 0 166388 141 45 96 97 0 357 8 vmsppl 440 2708 0 2678 6 2 4 5 0 8 0 rwobjpl 56 52564 0 44937 118 8 110 110 0 8 2 pdppl 4096 5425 0 5356 155 84 71 85 0 8 2 pvpl 32 45100 0 0 365 2 363 363 0 265 0 pmappl 248 2708 0 2678 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 569 0 168 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834c5ff0) 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 __mp_lock(ffffffff835d3c30) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835d3c30) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a093cf0,ffff800000069c00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff835d3c30) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835d3c30) at __mp_lock+0x199 sys/kern/kern_lock.c:144 uvm_fault(fffffd806bed1c08,ad1d239e000,0,1) at uvm_fault+0x1ed sys/uvm/uvm_fault.c:622 upageflttrap(ffff80002a094070,ad1d239e000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a094070) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x748a5f529540, count: 4 ddb{0}> trace x86_ipi_db(ffffffff834c5ff0) 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 __mp_lock(ffffffff835d3c30) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835d3c30) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a093cf0,ffff800000069c00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge16_untramp() at Xintr_ioapic_edge16_untramp+0x18f __mp_lock(ffffffff835d3c30) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835d3c30) at __mp_lock+0x199 sys/kern/kern_lock.c:144 uvm_fault(fffffd806bed1c08,ad1d239e000,0,1) at uvm_fault+0x1ed sys/uvm/uvm_fault.c:622 upageflttrap(ffff80002a094070,ad1d239e000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a094070) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x748a5f529540, count: -11 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(ffffffff830e4c13) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd8076d84340,8000,fffffd807f7d3618,ffff80002a126050) at ffs_inode_alloc+0x96c sys/ufs/ffs/ffs_alloc.c:404 ufs_makeinode(8000,fffffd807c933be8,ffff80002a126388,ffff80002a1263b8) at ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 ufs_create(ffff80002a126100) at ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 VOP_CREATE(fffffd807c933be8,ffff80002a126388,ffff80002a1263b8,ffff80002a126188) at VOP_CREATE+0xff sys/kern/vfs_vops.c:103 vn_open(ffff80002a126358,201,0) at vn_open+0x491 sys/kern/vfs_vnops.c:116 doopenat(ffff8000ffff76e8,ffffff9c,20000240,200,0,ffff80002a126500) at doopenat+0x31d sys/kern/vfs_syscalls.c:1123 syscall(ffff80002a1265b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a1265b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x43928e66840, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830e4c13) at panic+0x1e5 sys/kern/subr_prf.c:198 ffs_inode_alloc(fffffd8076d84340,8000,fffffd807f7d3618,ffff80002a126050) at ffs_inode_alloc+0x96c sys/ufs/ffs/ffs_alloc.c:404 ufs_makeinode(8000,fffffd807c933be8,ffff80002a126388,ffff80002a1263b8) at ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 ufs_create(ffff80002a126100) at ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 VOP_CREATE(fffffd807c933be8,ffff80002a126388,ffff80002a1263b8,ffff80002a126188) at VOP_CREATE+0xff sys/kern/vfs_vops.c:103 vn_open(ffff80002a126358,201,0) at vn_open+0x491 sys/kern/vfs_vnops.c:116 doopenat(ffff8000ffff76e8,ffffff9c,20000240,200,0,ffff80002a126500) at doopenat+0x31d sys/kern/vfs_syscalls.c:1123 syscall(ffff80002a1265b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a1265b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x43928e66840, count: -10