uvm_fault(0xfffffd806ef72990, 0xce0, 0, 2) -> e kernel: page fault trap, code=2 Stopped at copyout+0x57: repe movsq (%rsi),%es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND 238478 44097 0 0 0x4000000 1 syz-executor *176475 18196 0 0 0x4000000 0 syz-executor copyout() at copyout+0x57 syscall(ffff800037c31de0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037c31de0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b1a432adb0, count: 12 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: uvm_fault(0xfffffd806ef72990, 0xce0, 0, 2) -> e ddb{0}> trace copyout() at copyout+0x57 syscall(ffff800037c31de0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037c31de0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b1a432adb0, count: -3 ddb{0}> show registers rdi 0xce0 rsi 0xffff800037c31b40 rbp 0xffff800037c31d00 rbx 0x4000a994 rdx 0xffff800037c2c000 rcx 0x4 rax 0x20 r8 0x7f7fffffc000 r9 0xffff800037c31798 r10 0xf0154662136fc815 r11 0xffffffff8140cf50 copy_fault r12 0 r13 0x16 r14 0xffff800037c31b40 r15 0xffff800037c31de0 rip 0xffffffff8140ce77 copyout+0x57 cs 0x8 rflags 0x50202 acpi_pdirpa+0x3c073 rsp 0xffff800037c31a50 ss 0x10 copyout+0x57: repe movsq (%rsi),%es:(%rdi) ddb{0}> show proc PROC (syz-executor) tid=176475 pid=18196 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=71, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003a453a18,0xffff80003a4522d0 process=0xffff800037c366a0 user=0xffff800037c2c000, vmspace=0xfffffd806ef72990 estcpu=21, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 74268 254409 56982 0 2 0 syz-executor 74268 349917 56982 0 3 0x4000080 fsleep syz-executor 16277 248196 48811 0 2 0 syz-executor 16277 274998 48811 0 3 0x4000080 ttyout syz-executor 44097 93543 95638 0 2 0 syz-executor 44097 238478 95638 0 7 0x4000000 syz-executor 19121 63657 97791 0 2 0 syz-executor 19121 274245 97791 0 3 0x4000080 fsleep syz-executor 19121 471181 97791 0 3 0x4000080 fsleep syz-executor 18196 300959 90474 0 2 0 syz-executor *18196 176475 90474 0 7 0x4000000 syz-executor 99338 156071 15337 0 2 0 syz-executor 99338 46936 15337 0 3 0x4000080 fsleep syz-executor 88882 38820 0 0 3 0x14200 bored sosplice 15337 252380 59730 0 2 0xc82 syz-executor 3871 187187 59730 0 2 0xc82 syz-executor 59912 401287 59730 0 2 0x2 syz-executor 95638 245226 59730 0 3 0x82 nanoslp syz-executor 97791 235657 59730 0 2 0x2 syz-executor 56982 149638 59730 0 3 0x82 nanoslp syz-executor 90474 356563 59730 0 3 0x82 nanoslp syz-executor 48811 458927 59730 0 3 0x82 nanoslp syz-executor 59730 34914 77789 0 3 0x82 kqread syz-executor 77789 264333 68330 0 3 0x10008a sigsusp ksh 68330 23832 74234 0 3 0x98 kqread sshd-session 74234 154049 38657 0 3 0x92 kqread sshd-session 22064 370045 1 0 3 0x100083 ttyin getty 38657 111443 1 0 3 0x88 kqread sshd 56271 491324 8202 74 3 0x1100092 bpf pflogd 8202 285338 1 0 3 0x80 sbwait pflogd 12258 483741 72804 73 3 0x1100090 kqread syslogd 72804 472394 1 0 3 0x100082 sbwait syslogd 43952 415293 1 0 3 0x100080 kqread resolvd 40178 271487 4091 77 3 0x100092 kqread dhcpleased 21452 42505 4091 77 3 0x100092 kqread dhcpleased 4091 171011 1 0 3 0x80 kqread dhcpleased 97546 478340 0 0 2 0x14200 smr 88435 278422 0 0 2 0x14200 zerothread 88887 461267 0 0 3 0x14200 aiodoned aiodoned 99847 262424 0 0 3 0x14200 syncer update 29048 133643 0 0 3 0x14200 cleaner cleaner 63566 241792 0 0 3 0x14200 reaper reaper 6740 256667 0 0 3 0x14200 pgdaemon pagedaemon 64913 370307 0 0 3 0x14200 bored viomb 83085 169941 0 0 3 0x40014200 acpi0 acpi0 17573 12603 0 0 3 0x40014200 idle1 72219 55651 0 0 3 0x14200 bored softnet7 1888 162222 0 0 3 0x14200 bored softnet6 53715 114818 0 0 3 0x14200 bored softnet5 77112 129254 0 0 3 0x14200 bored softnet4 45528 297279 0 0 3 0x14200 bored softnet3 78338 112398 0 0 3 0x14200 bored softnet2 79547 178509 0 0 3 0x14200 bored softnet1 55162 259926 0 0 3 0x14200 bored softnet0 71162 338823 0 0 3 0x14200 bored systqmp 44443 196026 0 0 3 0x14200 bored systq 97269 102252 0 0 3 0x14200 tmoslp softclockmp 27249 113672 0 0 2 0x40014200 softclock 58654 503611 0 0 3 0x40014200 idle0 1 38482 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 44097 (syz-executor) thread 0xffff800035018fb0 (238478) exclusive rrwlock inode r = 0 (0xfffffd806b876b48) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ufs_lookup+0x16bd sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #9 namei+0x7ca sys/kern/vfs_lookup.c:250 #10 domknodat+0xb4 sys/kern/vfs_syscalls.c:1592 #11 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b876208) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1592 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 59912 (syz-executor) thread 0xffff8000ffff2a70 (401287) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838e36d0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:367 #3 biowait+0xc6 sys/kern/vfs_bio.c:1242 #4 bwrite+0x2e7 sys/kern/vfs_bio.c:754 #5 ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 #6 ffs_truncate+0xc9b sys/ufs/ffs/ffs_inode.c:-1 #7 ufs_inactive+0x202 sys/ufs/ufs/ufs_inode.c:84 #8 VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498 #9 vput+0xe5 sys/kern/vfs_subr.c:796 #10 VOP_REMOVE+0x199 sys/kern/vfs_vops.c:336 #11 dounlinkat+0x1c4 sys/kern/vfs_syscalls.c:1904 #12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b876c70) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b8766a8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 cache_lookup+0x351 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #10 namei+0x7ca sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #13 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10213 11174K 11174K 166960K 11332 0 pcb 17 12K 12K 166960K 26 0 rtable 207 5K 5K 166960K 257 0 pf 34 17K 18K 166960K 47 0 ifaddr 43 7K 7K 166960K 46 0 ifgroup 55 2K 2K 166960K 57 0 sysctl 1 1K 9K 166960K 5 0 counters 68 36K 37K 166960K 70 0 ioctlops 0 0K 4K 166960K 1494 0 iov 0 0K 0K 166960K 1 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1350 85K 85K 166960K 1395 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 3 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 89K 166960K 171 0 sigio 0 0K 0K 166960K 2 0 proc 72 115K 164K 166960K 537 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 2 0 in_multi 99 7K 7K 166960K 101 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 43 201K 201K 166960K 43 0 exec 0 0K 1K 166960K 365 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 233 151K 160K 166960K 3152 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 42 84K 103K 166960K 1249 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 2 0 NDP 12 0K 1K 166960K 29 0 temp 36 8638K 8710K 166960K 5260 0 kqueue 13 20K 26K 166960K 24 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 36 0 33 1 0 1 1 0 8 0 rtentry 176 96 0 1 5 0 5 5 0 8 0 unpcb 144 46 0 29 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 736 13 0 9 1 0 1 1 0 8 0 arp 128 10 0 0 1 0 1 1 0 8 0 inpcb 328 89 0 82 2 0 2 2 0 8 1 nd6 144 17 0 0 1 0 1 1 0 8 0 pkpcb 40 3 0 3 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 1 0 1 1 0 1 1 0 8 1 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pftag 88 2 0 2 1 0 1 1 0 8 1 pfstitem 24 19 0 0 1 0 1 1 0 8 0 pfstkey 128 19 0 0 1 0 1 1 0 8 0 pfstate 384 19 0 0 2 0 2 2 0 8 0 pfrule 1344 22 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 439 0 0 28 0 28 28 0 8 0 art_table 40 440 0 0 5 0 5 5 0 8 0 art_node 32 96 0 11 1 0 1 1 0 8 0 semapl 112 1 0 0 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1613 0 99 95 0 95 95 0 8 0 ffsino 296 1614 0 99 117 0 117 117 0 8 0 nchpl 144 1851 0 162 63 0 63 63 0 8 0 uvmvnodes 80 1727 0 0 36 0 36 36 0 8 0 vnodes 216 1727 0 0 96 0 96 96 0 8 0 namei 1024 5618 0 5617 2 0 2 2 0 8 1 percpumem 16 50 0 1 1 0 1 1 0 8 0 kstatmem 264 28 0 2 2 0 2 2 0 8 0 scxspl 216 6618 0 6618 3 2 1 2 1 8 1 plimitpl 152 62 0 45 1 0 1 1 0 8 0 sigapl 424 474 0 420 7 0 7 7 0 8 0 knotepl 120 58 0 0 2 0 2 2 0 8 0 kqueuepl 224 26 0 16 1 0 1 1 0 8 0 pipepl 344 106 0 77 3 0 3 3 0 8 0 fdescpl 528 451 0 420 3 0 3 3 0 8 0 filepl 160 1592 0 1366 10 0 10 10 0 8 0 lockfpl 104 21 0 16 1 0 1 1 0 8 0 lockfspl 48 12 0 7 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 32 0 15 1 0 1 1 0 8 0 ucredpl 104 105 0 92 1 0 1 1 0 8 0 zombiepl 144 421 0 420 1 0 1 1 0 8 0 processpl 1232 474 0 420 5 0 5 5 0 8 0 procpl 664 537 0 476 6 0 6 6 0 8 0 sockpl 752 174 0 147 5 0 5 5 0 8 2 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 122 0 0 16 0 16 16 0 8 0 mcl2k 2048 27 0 0 4 0 4 4 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 177 0 0 12 0 12 12 0 8 0 bufpl 280 3005 0 122 206 0 206 206 0 8 0 anonpl 32 3973 0 0 33 0 33 33 0 246 0 amapchunkpl 152 9205 0 8735 24 3 21 21 0 158 1 amappl16 200 2003 0 1982 5 2 3 5 0 8 0 amappl15 192 11 0 11 1 1 0 1 0 8 0 amappl14 184 111 0 99 1 0 1 1 0 8 0 amappl13 176 16 0 16 1 1 0 1 0 8 0 amappl12 168 1087 0 1056 3 1 2 2 0 8 0 amappl11 160 50 0 35 1 0 1 1 0 8 0 amappl10 152 10 0 10 1 1 0 1 0 8 0 amappl9 144 256 0 256 1 1 0 1 0 8 0 amappl8 136 29 0 26 1 0 1 1 0 8 0 amappl7 128 110 0 98 1 0 1 1 0 8 0 amappl6 120 196 0 192 1 0 1 1 0 8 0 amappl5 112 122 0 113 1 0 1 1 0 8 0 amappl4 104 293 0 275 1 0 1 1 0 8 0 amappl3 96 1443 0 1336 4 1 3 3 0 8 0 amappl2 88 633 0 573 2 0 2 2 0 8 0 amappl1 80 8381 0 7779 14 0 14 14 0 8 0 amappl 88 2481 0 2320 4 0 4 4 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 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 451 0 420 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 451 0 420 1 0 1 1 0 8 0 vmmpekpl 168 5263 0 5223 2 0 2 2 0 8 0 vmmpepl 168 35554 0 33609 90 0 90 90 0 357 1 vmsppl 488 450 0 420 5 0 5 5 0 8 1 rwobjpl 80 14479 0 11842 55 0 55 55 0 8 0 pdppl 4096 909 0 840 97 24 73 83 0 8 4 pvpl 32 10895 0 0 89 1 88 88 0 265 0 pmappl 256 450 0 420 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 269 0 26 7 0 7 7 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace copyout() at copyout+0x57 syscall(ffff800037c31de0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037c31de0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5b1a432adb0, count: -3 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299fdff0) 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(ffffffff838e34c8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838e34c8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 __mp_acquire_count(ffffffff838e34c8,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:367 getblk(fffffd800b0396c0,12ffa0,4000,0,ffffffffffffffff) at getblk+0x197 sys/kern/vfs_bio.c:1013 bread(fffffd800b0396c0,12ffa0,4000,ffff80003c45b3e8) at bread+0x45 bio_doread sys/kern/vfs_bio.c:418 [inline] bread(fffffd800b0396c0,12ffa0,4000,ffff80003c45b3e8) at bread+0x45 sys/kern/vfs_bio.c:463 ffs_vget(ffff800000b4a800,13567,ffff80003c45b4d0) at ffs_vget+0x283 sys/ufs/ffs/ffs_vfsops.c:1249 ufs_lookup() at ufs_lookup+0x16bd sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(fffffd806b7651d0,ffff80003c45b7f8,ffff80003c45b828) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80003c45b7c8) at vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 namei(ffff80003c45b7c8) at namei+0x7ca sys/kern/vfs_lookup.c:250 domknodat(ffff800035018fb0,ffffff9c,200000000040,de761f86,0) at domknodat+0xb4 sys/kern/vfs_syscalls.c:1592 end trace frame: 0xffff80003c45b9b0, count: 0 ddb{1}> trace x86_ipi_db(ffff8000299fdff0) 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(ffffffff838e34c8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838e34c8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 __mp_acquire_count(ffffffff838e34c8,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:367 getblk(fffffd800b0396c0,12ffa0,4000,0,ffffffffffffffff) at getblk+0x197 sys/kern/vfs_bio.c:1013 bread(fffffd800b0396c0,12ffa0,4000,ffff80003c45b3e8) at bread+0x45 bio_doread sys/kern/vfs_bio.c:418 [inline] bread(fffffd800b0396c0,12ffa0,4000,ffff80003c45b3e8) at bread+0x45 sys/kern/vfs_bio.c:463 ffs_vget(ffff800000b4a800,13567,ffff80003c45b4d0) at ffs_vget+0x283 sys/ufs/ffs/ffs_vfsops.c:1249 ufs_lookup() at ufs_lookup+0x16bd sys/ufs/ufs/ufs_lookup.c:573 VOP_LOOKUP(fffffd806b7651d0,ffff80003c45b7f8,ffff80003c45b828) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80003c45b7c8) at vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 namei(ffff80003c45b7c8) at namei+0x7ca sys/kern/vfs_lookup.c:250 domknodat(ffff800035018fb0,ffffff9c,200000000040,de761f86,0) at domknodat+0xb4 sys/kern/vfs_syscalls.c:1592 syscall(ffff80003c45b9c0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c45b9c0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x27da3b8c5d0, count: -16