uvm_fault(0xffffffff8353da28, 0xffff800025b62004, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ufs_lookup+0x5e1: movzwl 0x4(%r15,%rbx,1),%r14d TID PID UID PRFLAGS PFLAGS CPU COMMAND * 86341 86242 0 0x2 0 1K syz-executor 460019 88735 0 0x14000 0x200 0 reaper ufs_lookup() at ufs_lookup+0x5e1 sys/ufs/ufs/ufs_lookup.c:279 VOP_LOOKUP(fffffd806fa16510,ffff80002a0ea3c0,ffff80002a0ea3f0) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0ea390) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0ea390) at namei+0x7aa sys/kern/vfs_lookup.c:250 domkdirat(ffff80002d5796e8,ffffff9c,7e0244780020,1ff) at domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 syscall(ffff80002a0ea570) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0ea570) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e02447800b0, count: 8 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: uvm_fault(0xffffffff8353da28, 0xffff800025b62004, 0, 1) -> d ddb{1}> trace ufs_lookup() at ufs_lookup+0x5e1 sys/ufs/ufs/ufs_lookup.c:279 VOP_LOOKUP(fffffd806fa16510,ffff80002a0ea3c0,ffff80002a0ea3f0) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0ea390) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0ea390) at namei+0x7aa sys/kern/vfs_lookup.c:250 domkdirat(ffff80002d5796e8,ffffff9c,7e0244780020,1ff) at domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 syscall(ffff80002a0ea570) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0ea570) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e02447800b0, count: -7 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a0ea130 rbx 0 rdx 0 rcx 0xffffffff rax 0xfffffd807bf78038 r8 0xffffffffffffffff r9 0xfffffd807f7d34e0 r10 0x6317dbda959b270f r11 0x5feb452f7535c9a1 r12 0 r13 0xfffffd806e02f890 r14 0 r15 0xffff800025b62000 rip 0xffffffff8137e6e1 ufs_lookup+0x5e1 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002a0ea020 ss 0x10 ufs_lookup+0x5e1: movzwl 0x4(%r15,%rbx,1),%r14d ddb{1}> show proc PROC (syz-executor) tid=86341 pid=86242 tcnt=1 stat=onproc flags process=2 proc=0 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002d578530,0xffff80002d5791e8 process=0xffff8000ffff4928 user=0xffff80002a0e5000, vmspace=0xfffffd8067f176e8 estcpu=36, cpticks=4, pctcpu=0.0, user=0, sys=3, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 36010 240932 56041 0 2 0x2 ifconfig 56041 179363 79773 0 3 0x10008a sigsusp sh 32096 80586 32638 0 2 0 syz-executor 32096 503252 32638 0 3 0x4000080 fsleep syz-executor 4746 290753 9032 0 2 0 syz-executor 4746 420732 9032 0 3 0x4000080 fsleep syz-executor 4746 383517 9032 0 3 0x4000080 fsleep syz-executor 69087 18097 91516 0 2 0 syz-executor 69087 352842 91516 0 3 0x4000080 fsleep syz-executor *86242 86341 75142 0 7 0x2 syz-executor 47272 204255 6652 0 2 0 syz-executor 47272 499011 6652 0 3 0x4000080 fifow syz-executor 82118 474594 8991 0 2 0 syz-executor 82118 504901 8991 0 3 0x4000000 inode syz-executor 82118 220484 8991 0 3 0x4000080 fsleep syz-executor 82118 59499 8991 0 2 0x4000000 syz-executor 79773 309617 75142 0 3 0x82 wait syz-executor 16599 366824 0 0 3 0x14200 acct acct 19543 128391 0 0 3 0x14200 bored sosplice 32638 236704 75142 0 2 0x482 syz-executor 9032 309442 75142 0 2 0x482 syz-executor 6652 272784 75142 0 2 0x482 syz-executor 8991 18397 75142 0 2 0x482 syz-executor 91516 87276 75142 0 3 0x82 nanoslp syz-executor 75142 431526 84361 0 3 0x82 wait syz-executor 84361 246160 25355 0 3 0x10008a sigsusp ksh 25355 12847 16979 0 3 0x98 kqread sshd-session 16979 468526 80684 0 3 0x92 kqread sshd-session 58297 431285 1 0 3 0x100083 ttyopn getty 80684 3825 1 0 3 0x88 kqread sshd 37010 43432 74270 74 3 0x1100092 bpf pflogd 74270 511738 1 0 3 0x80 sbwait pflogd 19227 453178 29272 73 2 0x1100010 syslogd 29272 444696 1 0 3 0x100082 sbwait syslogd 36333 368021 1 0 3 0x100080 kqread resolvd 94910 414724 6603 77 3 0x100092 kqread dhcpleased 64800 300733 6603 77 3 0x100092 kqread dhcpleased 6603 86050 1 0 3 0x80 kqread dhcpleased 11007 438356 0 0 3 0x14200 bored smr 39964 365495 0 0 2 0x14200 zerothread 45355 69439 0 0 3 0x14200 aiodoned aiodoned 14636 476920 0 0 3 0x14200 syncer update 27456 256014 0 0 3 0x14200 cleaner cleaner 88735 460019 0 0 7 0x14200 reaper 44239 23358 0 0 3 0x14200 pgdaemon pagedaemon 97945 499807 0 0 3 0x14200 bored viomb 80084 229578 0 0 3 0x40014200 acpi0 acpi0 23174 3533 0 0 3 0x40014200 idle1 96864 7648 0 0 3 0x14200 bored softnet3 75461 380860 0 0 3 0x14200 bored softnet2 54317 113075 0 0 3 0x14200 bored softnet1 44970 7296 0 0 3 0x14200 bored softnet0 35200 366770 0 0 3 0x14200 bored systqmp 73313 111511 0 0 3 0x14200 bored systq 98068 44340 0 0 2 0x14200 softclockmp 9193 283350 0 0 2 0x40014200 softclock 91396 189673 0 0 3 0x40014200 idle0 1 151952 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex &sched_lock r = 0 (0xffffffff835d7ce8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 wakeup_n+0x54 sys/kern/kern_synch.c:539 #4 uvm_pmr_freepages+0x3bd sys/uvm/uvm_pmemrange.c:1326 #5 pmap_do_remove+0x873 sys/arch/amd64/amd64/pmap.c:1934 #6 uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1865 #7 uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498 #8 uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 #9 reaper+0x246 sys/kern/kern_exit.c:480 #10 proc_trampoline+0x10 exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff8361f378) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 uvm_pmr_freepages+0x165 sys/uvm/uvm_pmemrange.c:1312 #4 pmap_do_remove+0x873 sys/arch/amd64/amd64/pmap.c:1934 #5 uvm_unmap_kill_entry_withlock+0x274 sys/uvm/uvm_map.c:1865 #6 uvm_map_teardown+0x1c7 sys/uvm/uvm_map.c:2498 #7 uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 #8 reaper+0x246 sys/kern/kern_exit.c:480 #9 proc_trampoline+0x10 Process 86242 (syz-executor) thread 0xffff80002d5796e8 (86341) exclusive rrwlock inode r = 0 (0xfffffd806e02f928) #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 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #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 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83628520) #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 82118 (syz-executor) thread 0xffff80002d57b468 (59499) exclusive rrwlock inode r = 0 (0xfffffd806de7bf80) #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x192 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807bcd93d8) #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 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #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 19227 (syslogd) thread 0xffff8000ffffdbe8 (453178) exclusive rrwlock inode r = 0 (0xfffffd806e4cf2c0) #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 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2926 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 88735 (reaper) thread 0xffff800029fd96d0 (460019) exclusive rwlock vmmaplk r = 0 (0xfffffd806c9e6b58) #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 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5252 #3 uvm_map_teardown+0x5e sys/uvm/uvm_map.c:2466 #4 uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 #5 reaper+0x246 sys/kern/kern_exit.c:480 #6 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10205 10094K 10484K 166960K 12023 0 pcb 18 15K 16K 166960K 252 0 rtable 178 5K 7K 166960K 773 0 pf 35 17K 21K 166960K 124 0 ifaddr 36 6K 8K 166960K 105 0 ifgroup 55 2K 2K 166960K 137 0 sysctl 4 1K 1K 166960K 4 0 counters 64 36K 37K 166960K 110 0 ioctlops 0 0K 4K 166960K 1533 0 iov 0 0K 16K 166960K 34 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1437 90K 90K 166960K 1970 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 2K 6K 166960K 11 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 24 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 16 57K 97K 166960K 825 0 sigio 0 0K 0K 166960K 40 0 proc 72 91K 140K 166960K 831 0 subproc 91 5K 7K 166960K 247 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 92 0 in_multi 67 5K 7K 166960K 229 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 121 546K 546K 166960K 121 0 exec 0 0K 1K 166960K 547 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 216 72K 91K 166960K 8703 0 UVM aobj 18 4K 4K 166960K 19 0 pinsyscall 41 82K 104K 166960K 2146 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 25 0 NDP 14 0K 2K 166960K 71 0 temp 56 6819K 6891K 166960K 20027 0 kqueue 13 20K 26K 166960K 94 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 92 0 89 1 0 1 1 0 8 0 rtentry 112 269 0 190 4 0 4 4 0 8 0 unpcb 144 702 0 683 11 7 4 6 0 8 3 syncache 336 5 0 5 2 2 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 213 0 207 5 0 5 5 0 8 4 arp 120 43 0 31 1 0 1 1 0 8 0 inpcb 336 902 0 890 10 5 5 8 0 8 3 nd6 136 56 0 39 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 1 0 1 0 8 0 kcovpl 48 19 0 12 1 0 1 1 0 8 0 ppxss 1168 7 0 7 2 2 0 1 0 8 0 pffrag 232 7 0 1 1 0 1 1 0 482 0 pffrnode 88 6 0 1 1 0 1 1 0 8 0 pffrent 40 50 0 44 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 pfstitem 24 75 0 24 1 0 1 1 0 8 0 pfstkey 128 75 0 24 2 0 2 2 0 8 0 pfstate 376 73 0 24 6 0 6 6 0 8 0 pfrule 1344 24 0 17 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1171 0 835 30 1 29 30 0 8 5 art_table 32 1173 0 835 4 0 4 4 0 8 0 art_node 16 268 0 197 1 0 1 1 0 8 0 sysvmsgpl 40 7 0 1 1 0 1 1 0 8 0 semapl 112 21 0 11 1 0 1 1 0 8 0 shmpl 112 16 0 1 1 0 1 1 0 8 0 dirhash 1024 27 0 10 3 0 3 3 0 8 0 dino2pl 256 2539 0 1021 96 0 96 96 0 8 0 ffsino 272 2539 0 1021 102 0 102 102 0 8 0 nchpl 144 3523 0 1821 64 0 64 64 0 8 0 uvmvnodes 80 3083 0 0 63 0 63 63 0 8 0 vnodes 216 3083 0 0 172 0 172 172 0 8 0 namei 1024 12920 0 12918 1 0 1 1 0 8 0 percpumem 16 69 0 23 1 0 1 1 0 8 0 kstatmem 264 70 0 46 4 1 3 3 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 17167 0 17167 11 7 4 8 1 8 4 plimitpl 152 191 0 174 1 0 1 1 0 8 0 sigapl 424 1105 0 1054 8 1 7 7 0 8 0 futexpl 64 8580 0 8575 1 0 1 1 0 8 0 knotepl 120 320 0 0 10 0 10 10 0 8 0 kqueuepl 216 222 0 212 4 2 2 3 0 8 1 pipepl 320 262 0 235 8 5 3 8 0 8 0 fdescpl 496 1085 0 1055 7 2 5 6 0 8 0 filepl 152 6343 0 6109 22 8 14 17 0 8 4 lockfpl 104 378 0 375 2 1 1 2 0 8 0 lockfspl 48 141 0 138 1 0 1 1 0 8 0 sessionpl 144 34 0 25 1 0 1 1 0 8 0 pgrppl 48 126 0 109 1 0 1 1 0 8 0 ucredpl 104 811 0 798 1 0 1 1 0 8 0 zombiepl 144 1055 0 1054 2 1 1 1 0 8 0 processpl 1160 1105 0 1054 5 1 4 5 0 8 0 procpl 648 2038 0 1979 6 0 6 6 0 8 0 srpgc 96 6 0 6 3 3 0 1 0 8 0 sosppl 168 3 0 3 2 2 0 1 0 8 0 sockpl 664 1709 0 1675 24 14 10 15 0 8 6 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 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 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 4 0 0 1 0 1 1 0 8 0 mcl2k 2048 238 0 0 30 0 30 30 0 8 0 mtagpl 96 14 0 0 1 0 1 1 0 8 0 mbufpl 256 326 0 0 20 0 20 20 0 8 0 bufpl 280 6555 0 381 442 0 442 442 0 8 0 anonpl 24 213250 0 209900 97 46 51 73 0 185 23 amapchunkpl 152 28830 0 28400 47 14 33 33 0 158 13 amappl16 200 4714 0 4692 37 30 7 18 0 8 4 amappl15 192 8 0 8 1 1 0 1 0 8 0 amappl14 184 132 0 120 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 1883 0 1852 3 1 2 2 0 8 0 amappl11 160 54 0 40 1 0 1 1 0 8 0 amappl10 152 9 0 9 1 1 0 1 0 8 0 amappl9 144 145 0 145 1 1 0 1 0 8 0 amappl8 136 20 0 18 1 0 1 1 0 8 0 amappl7 128 130 0 118 1 0 1 1 0 8 0 amappl6 120 274 0 271 1 0 1 1 0 8 0 amappl5 112 232 0 219 1 0 1 1 0 8 0 amappl4 104 344 0 324 1 0 1 1 0 8 0 amappl3 96 5721 0 5622 4 0 4 4 0 8 0 amappl2 88 819 0 751 2 0 2 2 0 8 0 amappl1 80 10519 0 9963 17 4 13 14 0 8 1 amappl 88 8211 0 8057 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 7 0 7 2 2 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 7 0 7 2 2 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 18 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1085 0 1055 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1085 0 1055 1 0 1 1 0 8 0 vmmpekpl 168 10467 0 10419 3 0 3 3 0 8 0 vmmpepl 168 73571 0 71801 109 16 93 97 0 357 11 vmsppl 440 1084 0 1054 6 2 4 5 0 8 0 rwobjpl 56 26253 0 22250 59 1 58 58 0 8 0 pdppl 4096 2177 0 2108 125 50 75 87 0 8 6 pvpl 32 29874 0 0 241 0 241 241 0 265 0 pmappl 248 1084 0 1054 3 0 3 3 0 8 1 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 436 0 63 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff834f4ff0) 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(ffffffff83628318) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83628318) at __mp_lock+0x192 sys/kern/kern_lock.c:144 uvn_detach(fffffd806cf49bb0) at uvn_detach+0x28 sys/uvm/uvm_vnode.c:310 uvm_unmap_detach(ffff800029fe5930,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 uvm_map_teardown(fffffd806c9e6a68) at uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 uvmspace_free(fffffd806c9e6a68) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 reaper(ffff800029fd96d0) at reaper+0x246 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: 6 ddb{0}> trace x86_ipi_db(ffffffff834f4ff0) 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(ffffffff83628318) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83628318) at __mp_lock+0x192 sys/kern/kern_lock.c:144 uvn_detach(fffffd806cf49bb0) at uvn_detach+0x28 sys/uvm/uvm_vnode.c:310 uvm_unmap_detach(ffff800029fe5930,0) at uvm_unmap_detach+0x15e sys/uvm/uvm_map.c:1364 uvm_map_teardown(fffffd806c9e6a68) at uvm_map_teardown+0x35e sys/uvm/uvm_map.c:2518 uvmspace_free(fffffd806c9e6a68) at uvmspace_free+0xcd sys/uvm/uvm_map.c:3422 reaper(ffff800029fd96d0) at reaper+0x246 sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at ufs_lookup+0x5e1: movzwl 0x4(%r15,%rbx,1),%r14d ufs_lookup() at ufs_lookup+0x5e1 sys/ufs/ufs/ufs_lookup.c:279 VOP_LOOKUP(fffffd806fa16510,ffff80002a0ea3c0,ffff80002a0ea3f0) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0ea390) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0ea390) at namei+0x7aa sys/kern/vfs_lookup.c:250 domkdirat(ffff80002d5796e8,ffffff9c,7e0244780020,1ff) at domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 syscall(ffff80002a0ea570) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0ea570) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e02447800b0, count: 8 ddb{1}> trace ufs_lookup() at ufs_lookup+0x5e1 sys/ufs/ufs/ufs_lookup.c:279 VOP_LOOKUP(fffffd806fa16510,ffff80002a0ea3c0,ffff80002a0ea3f0) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002a0ea390) at vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 namei(ffff80002a0ea390) at namei+0x7aa sys/kern/vfs_lookup.c:250 domkdirat(ffff80002d5796e8,ffffff9c,7e0244780020,1ff) at domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 syscall(ffff80002a0ea570) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0ea570) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e02447800b0, count: -7