uvm_fault(0xffffffff82b29970, 0xffff80000b3cfae0, 0, 2) -> d kernel: page fault trap, code=0 Stopped at memset+0x4e: repe stosq %es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND * 60089 47440 0 0x2 0x1 0K syz-executor.7 memset() at memset+0x4e ffs_write(ffff8000278e54d0) at ffs_write+0x924 VOP_WRITE(fffffd8063c062a0,ffff8000278e5588,3,fffffd807f7d8540) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002e3cd7a0,fffffd8063c062a0,fffffd807f7d8540,ffff8000278e5650,ffff8000278e5630) at ktrwriteraw+0x15f sys/kern/kern_ktrace.c:666 ktrstruct(ffff80002e3cd7a0,ffffffff82606c55,ffff8000278e5740,10) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:631 [inline] ktrstruct(ffff80002e3cd7a0,ffffffff82606c55,ffff8000278e5740,10) at ktrstruct+0x169 sys/kern/kern_ktrace.c:315 sys_nanosleep(ffff80002e3cd7a0,ffff8000278e57b0,ffff8000278e5810) at sys_nanosleep+0xe0 sys/kern/kern_time.c:290 syscall(ffff8000278e5880) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000278e5880) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffaf90, count: 7 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(0xffffffff82b29970, 0xffff80000b3cfae0, 0, 2) -> d ddb{0}> trace memset() at memset+0x4e ffs_write(ffff8000278e54d0) at ffs_write+0x924 VOP_WRITE(fffffd8063c062a0,ffff8000278e5588,3,fffffd807f7d8540) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002e3cd7a0,fffffd8063c062a0,fffffd807f7d8540,ffff8000278e5650,ffff8000278e5630) at ktrwriteraw+0x15f sys/kern/kern_ktrace.c:666 ktrstruct(ffff80002e3cd7a0,ffffffff82606c55,ffff8000278e5740,10) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:631 [inline] ktrstruct(ffff80002e3cd7a0,ffffffff82606c55,ffff8000278e5740,10) at ktrstruct+0x169 sys/kern/kern_ktrace.c:315 sys_nanosleep(ffff80002e3cd7a0,ffff8000278e57b0,ffff8000278e5810) at sys_nanosleep+0xe0 sys/kern/kern_time.c:290 syscall(ffff8000278e5880) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000278e5880) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffaf90, count: -8 ddb{0}> show registers rdi 0xffff80000b3cfae0 rsi 0 rbp 0xffff8000278e53f0 rbx 0x1 rdx 0 rcx 0x6a4 rax 0 r8 0x3520 __ALIGN_SIZE+0x2520 r9 0xffff8000278e5348 r10 0x449d329d580b45ad r11 0xffff80000b3cfae0 r12 0x88ae0 acpi_pdirpa+0x74948 r13 0xfffffd806eb9b138 r14 0x4000 __ALIGN_SIZE+0x3000 r15 0xfffffd806eb9b120 rip 0xffffffff81633bae memset+0x4e cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000278e51f8 ss 0x10 memset+0x4e: repe stosq %es:(%rdi) ddb{0}> show proc PROC (syz-executor.7) pid=60089 stat=onproc flags process=2 proc=1 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff42a0,0xffff800021143a58 process=0xffff8000ffff8c80 user=0xffff8000278e0000, vmspace=0xfffffd8062b1bd00 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 56214 6554 74371 0 2 0 syz-executor.0 56214 379369 74371 0 3 0x4000080 fsleep syz-executor.0 56214 262023 74371 0 3 0x4000080 fsleep syz-executor.0 71747 337401 47440 0 2 0 syz-executor.7 71747 66668 47440 0 2 0x4000000 syz-executor.7 79842 271159 50538 0 2 0 syz-executor.3 64174 391955 27389 0 2 0 syz-executor.6 64174 317977 27389 0 3 0x4000080 fsleep syz-executor.6 61181 382963 25493 0 2 0 syz-executor.2 50538 172668 96192 0 3 0x82 nanoslp syz-executor.3 3254 334618 96192 0 2 0x2 syz-executor.5 76187 268970 96192 0 2 0x2 syz-executor.4 27389 463634 96192 0 3 0x82 nanoslp syz-executor.6 25493 316551 96192 0 3 0x82 nanoslp syz-executor.2 83002 353080 96192 0 2 0x482 syz-executor.1 74371 142860 96192 0 2 0x482 syz-executor.0 *47440 60089 96192 0 7 0x3 syz-executor.7 51031 300229 1 0 3 0x100083 ttyin getty 1951 79373 0 0 3 0x14280 nfsidl nfsio 54022 402164 0 0 3 0x14280 nfsidl nfsio 92677 401537 0 0 3 0x14280 nfsidl nfsio 5077 142428 0 0 3 0x14280 nfsidl nfsio 89096 84002 0 0 3 0x14280 nfsidl nfsio 21700 260792 0 0 3 0x14280 nfsidl nfsio 31946 149390 0 0 3 0x14280 nfsidl nfsio 95879 247329 0 0 3 0x14280 nfsidl nfsio 92211 218024 0 0 3 0x14280 nfsidl nfsio 15162 11141 0 0 3 0x14280 nfsidl nfsio 43958 207604 0 0 3 0x14280 nfsidl nfsio 86881 429849 0 0 3 0x14280 nfsidl nfsio 77243 84644 0 0 3 0x14280 nfsidl nfsio 79153 116557 0 0 3 0x14280 nfsidl nfsio 59629 191742 0 0 3 0x14280 nfsidl nfsio 64759 497825 0 0 3 0x14280 nfsidl nfsio 2683 490490 0 0 3 0x14280 nfsidl nfsio 59293 221912 0 0 3 0x14280 nfsidl nfsio 84719 386786 0 0 3 0x14280 nfsidl nfsio 99739 318540 0 0 3 0x14280 nfsidl nfsio 22108 258794 0 0 3 0x14200 bored sosplice 96192 61888 28132 0 3 0x82 thrsleep syz-fuzzer 96192 419384 28132 0 3 0x4000082 nanoslp syz-fuzzer 96192 396492 28132 0 3 0x4000082 thrsleep syz-fuzzer 96192 159952 28132 0 3 0x4000082 thrsleep syz-fuzzer 96192 217535 28132 0 3 0x4000082 nanoslp syz-fuzzer 96192 379212 28132 0 3 0x4000082 thrsleep syz-fuzzer 96192 146731 28132 0 3 0x4000082 thrsleep syz-fuzzer 96192 131849 28132 0 3 0x4000082 thrsleep syz-fuzzer 96192 251590 28132 0 3 0x4000082 kqread syz-fuzzer 96192 117819 28132 0 3 0x4000082 thrsleep syz-fuzzer 96192 418871 28132 0 3 0x4000082 thrsleep syz-fuzzer 28132 127951 17777 0 3 0x10008a sigsusp ksh 17777 46838 10536 0 3 0x9a poll sshd 10536 100212 1 0 3 0x88 poll sshd 62179 427227 55734 74 3 0x100092 bpf pflogd 55734 377090 1 0 3 0x80 netio pflogd 91137 206346 37590 73 3 0x100090 kqread syslogd 37590 301438 1 0 3 0x100082 netio syslogd 8915 338694 1 0 3 0x100080 kqread resolvd 79048 329263 73233 77 3 0x100092 kqread dhcpleased 89498 447355 73233 77 3 0x100092 kqread dhcpleased 73233 143636 1 0 3 0x80 kqread dhcpleased 5047 202209 0 0 3 0x14200 bored smr 19832 324685 0 0 2 0x14200 zerothread 69009 104320 0 0 3 0x14200 aiodoned aiodoned 15864 277975 0 0 3 0x14200 syncer update 12787 291804 0 0 3 0x14200 cleaner cleaner 20219 437137 0 0 3 0x14200 reaper reaper 60077 357631 0 0 3 0x14200 pgdaemon pagedaemon 67592 286551 0 0 3 0x14200 bored viomb 51603 399151 0 0 3 0x40014200 acpi0 acpi0 98058 335135 0 0 7 0x40014200 idle1 38681 291227 0 0 3 0x14200 bored softnet 67439 313964 0 0 3 0x14200 bored systqmp 46837 262296 0 0 3 0x14200 bored systq 88588 35185 0 0 3 0x40014200 bored softclock 68257 355485 0 0 3 0x40014200 idle0 1 440264 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 3254 (syz-executor.5) thread 0xffff80002e3cc7e0 (334618) exclusive rrwlock inode r = 0 (0xfffffd8075c97700) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vn_closefile+0xc6 vn_close sys/kern/vfs_vnops.c:298 [inline] #5 vn_closefile+0xc6 sys/kern/vfs_vnops.c:624 #6 fdrop+0xc7 sys/kern/kern_descrip.c:1279 #7 closef+0x11c sys/kern/kern_descrip.c:1263 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 76187 (syz-executor.4) thread 0xffff80002e3ccfc0 (268970) exclusive rrwlock inode r = 0 (0xfffffd8065b522b8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3100 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e0d36f8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3085 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 47440 (syz-executor.7) thread 0xffff80002e3cd7a0 (60089) exclusive rrwlock inode r = 0 (0xfffffd806eb9b1b8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 ktrwriteraw+0x130 sys/kern/kern_ktrace.c:663 #7 ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:631 [inline] #7 ktrstruct+0x169 sys/kern/kern_ktrace.c:315 #8 sys_nanosleep+0xe0 sys/kern/kern_time.c:290 #9 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82aa6758) #0 witness_lock+0x44d #1 ktrstruct+0xee #2 sys_nanosleep+0xe0 sys/kern/kern_time.c:290 #3 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #4 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10241 6601K 7502K 78643K 174303 0 pcb 13 20K 23K 78643K 5513 0 rtable 296 39K 42K 78643K 11931 0 ifaddr 129 32K 35K 78643K 4661 0 sysctl 3 1K 3K 78643K 8 0 counters 58 35K 36K 78643K 898 0 ioctlops 0 0K 4K 78643K 8949 0 iov 0 0K 28K 78643K 3490 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1583 99K 99K 78643K 41708 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 402 0 VM map 2 1K 1K 78643K 2 0 sem 23 11K 20K 78643K 2156 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 15 53K 87K 78643K 35199 0 sigio 0 0K 0K 78643K 481 0 proc 71 87K 124K 78643K 5756 0 subproc 104 6K 7K 78643K 1893 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2358 0 in_multi 69 4K 6K 78643K 3025 0 ether_multi 1 0K 0K 78643K 471 0 mrt 1 0K 0K 78643K 180 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 271 1208K 1208K 78643K 271 0 exec 0 0K 2K 78643K 8730 0 pfkey data 0 0K 4K 78643K 8 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 935 2880K 2882K 78643K 428754 0 UVM aobj 131 8K 8K 78643K 142 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 2104 0 NDP 17 0K 2K 78643K 830 0 temp 191 4774K 8870K 78643K 299155 0 kqueue 12 18K 27K 78643K 1634 0 SYN cache 2 8K 104K 78643K 5 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 3670 0 3667 45 44 1 5 0 8 0 rtentry 112 2371 0 2291 6 2 4 4 0 8 0 unpcb 136 19052 0 19037 224 223 1 9 0 8 0 syncache 296 122 0 122 36 36 0 1 0 8 0 tcpqe 32 78 0 78 20 20 0 1 0 8 0 tcpcb 736 13224 0 13215 410 408 2 28 0 8 1 arp 120 407 0 392 1 0 1 1 0 8 0 inpcb 304 44226 0 44218 448 446 2 17 0 8 1 rttmr 72 36 0 36 13 13 0 1 0 8 0 ip6q 72 11 0 11 3 3 0 1 0 8 0 ip6af 40 33 0 33 3 3 0 1 0 8 0 nd6 48 577 0 557 1 0 1 1 0 8 0 pkpcb 40 77 0 77 14 14 0 1 0 8 0 kcovpl 48 143 0 135 1 0 1 1 0 8 0 ppxss 1248 123 0 123 26 25 1 1 0 8 1 pfstscr 40 515 0 515 25 25 0 1 0 8 0 pffrag 232 128 0 127 12 11 1 1 0 482 0 pffrnode 88 125 0 124 12 11 1 1 0 8 0 pffrent 40 1186 0 1185 15 14 1 1 0 8 0 pfosfp 40 1433 0 1009 5 0 5 5 0 8 0 pfosfpen 112 1433 0 718 21 0 21 21 0 8 0 pfrke_plain 168 34 0 26 3 2 1 1 0 8 0 pfrktable 1344 2292 0 2246 31 27 4 5 0 8 0 pftag 88 21 0 10 1 0 1 1 0 8 0 pfqueue 264 71 0 67 2 1 1 1 0 8 0 pfstitem 24 100 0 98 1 0 1 1 0 8 0 pfstkey 112 988 0 986 2 1 1 2 0 8 0 pfstate 320 522 0 520 4 3 1 4 0 8 0 pfrule 1360 1791 0 1419 41 9 32 32 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 8915 0 8553 70 44 26 31 0 8 0 art_table 32 8916 0 8553 4 0 4 4 0 8 0 art_node 16 2322 0 2254 1 0 1 1 0 8 0 sysvmsgpl 40 60 0 42 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 2146 0 2125 1 0 1 1 0 8 0 shmpl 112 139 0 11 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 46537 0 44992 97 0 97 97 0 8 0 ffsino 272 46537 0 44992 104 0 104 104 0 8 0 nchpl 144 90851 0 89226 63 0 63 63 0 8 0 rtmask 32 14 0 11 3 2 1 1 0 8 0 uvmvnodes 80 56888 0 0 1161 0 1161 1161 0 8 0 vnodes 224 56888 0 0 3347 0 3347 3347 0 8 0 namei 1024 342240 0 342239 13 12 1 2 0 8 0 percpumem 16 461 0 420 1 0 1 1 0 8 0 vcpupl 2048 413 0 0 52 0 52 52 0 8 0 vmpool 560 453 0 40 30 0 30 30 0 8 0 pfiaddrpl 120 1167 0 1021 6 1 5 5 0 8 0 scsiplug 72 29 0 29 9 9 0 1 0 8 0 scxspl 216 269004 0 269004 47 46 1 8 0 8 1 plimitpl 152 3858 0 3843 1 0 1 1 0 8 0 sigapl 424 35267 0 35204 11 3 8 8 0 8 0 futexpl 64 359229 0 359226 3 2 1 1 0 8 0 knotepl 112 371 0 0 5 0 5 5 0 8 0 kqueuepl 216 8415 0 8399 168 165 3 7 0 8 2 pipepl 336 7490 0 7462 186 183 3 13 0 8 0 fdescpl 496 35208 0 35180 9 5 4 5 0 8 0 filepl 152 252051 0 251810 367 351 16 25 0 8 5 lockfpl 104 8087 0 8085 12 11 1 2 0 8 0 lockfspl 48 2564 0 2562 1 0 1 1 0 8 0 sessionpl 144 165 0 148 1 0 1 1 0 8 0 pgrppl 48 276 0 259 1 0 1 1 0 8 0 ucredpl 96 26248 0 26232 1 0 1 1 0 8 0 zombiepl 144 35204 0 35203 4 3 1 1 0 8 0 processpl 1064 35267 0 35203 5 0 5 5 0 8 0 procpl 672 89061 0 88983 31 23 8 9 0 8 0 srpgc 96 174 0 174 42 42 0 1 0 8 0 sosppl 168 333 0 333 43 43 0 1 0 8 0 sockpl 480 67262 0 67235 1278 1272 6 34 0 8 2 mcl64k 65536 30 0 0 4 1 3 3 0 8 0 mcl16k 16384 12 0 0 2 0 2 2 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 18 0 0 2 0 2 2 0 8 0 mcl8k 8192 19 0 0 3 1 2 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 641 0 0 29 8 21 26 0 8 0 mtagpl 96 2544 0 0 46 0 46 46 0 8 0 mbufpl 256 20266 0 0 1194 0 1194 1194 0 8 0 bufpl 288 56628 0 50308 468 1 467 468 0 8 0 anonpl 24 9768541 0 9744227 699 526 173 191 0 186 2 amapchunkpl 152 1091693 0 1090654 268 219 49 58 0 158 1 amappl16 200 98469 0 97443 279 219 60 67 0 8 0 amappl15 192 8468 0 8460 1 0 1 1 0 8 0 amappl14 184 6187 0 6183 2 1 1 1 0 8 0 amappl13 176 3084 0 3081 1 0 1 1 0 8 0 amappl12 168 6919 0 6903 1 0 1 1 0 8 0 amappl11 160 4297 0 4283 1 0 1 1 0 8 0 amappl10 152 2917 0 2907 1 0 1 1 0 8 0 amappl9 144 3581 0 3574 1 0 1 1 0 8 0 amappl8 136 7449 0 7255 7 0 7 7 0 8 0 amappl7 128 4493 0 4475 1 0 1 1 0 8 0 amappl6 120 3712 0 3678 2 0 2 2 0 8 0 amappl5 112 27789 0 27767 1 0 1 1 0 8 0 amappl4 104 14740 0 14689 5 3 2 2 0 8 0 amappl3 96 10666 0 10650 1 0 1 1 0 8 0 amappl2 88 8148 0 8065 3 1 2 3 0 8 0 amappl1 80 621347 0 620784 24 10 14 19 0 8 0 amappl 88 425222 0 424761 12 0 12 12 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 72 141 0 11 3 0 3 3 0 8 0 uaddrrnd 24 35661 0 35220 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 35661 0 35220 3 0 3 3 0 8 0 vmmpekpl 168 235924 0 235820 5 0 5 5 0 8 0 vmmpepl 168 3207555 0 3203677 900 701 199 304 0 357 16 vmsppl 368 35660 0 35220 45 4 41 41 0 8 0 rwobjpl 56 798013 0 738597 852 14 838 838 0 8 0 pdppl 4096 71329 0 70853 1547 1065 482 482 0 8 6 pvpl 32 16425332 0 16402757 978 757 221 280 0 265 2 pmappl 248 35660 0 35220 29 1 28 28 0 8 0 extentpl 40 57 0 38 1 0 1 1 0 8 0 phpool 112 4275 0 1738 73 0 73 73 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace memset() at memset+0x4e ffs_write(ffff8000278e54d0) at ffs_write+0x924 VOP_WRITE(fffffd8063c062a0,ffff8000278e5588,3,fffffd807f7d8540) at VOP_WRITE+0xbf sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002e3cd7a0,fffffd8063c062a0,fffffd807f7d8540,ffff8000278e5650,ffff8000278e5630) at ktrwriteraw+0x15f sys/kern/kern_ktrace.c:666 ktrstruct(ffff80002e3cd7a0,ffffffff82606c55,ffff8000278e5740,10) at ktrstruct+0x169 ktrwrite2 sys/kern/kern_ktrace.c:631 [inline] ktrstruct(ffff80002e3cd7a0,ffffffff82606c55,ffff8000278e5740,10) at ktrstruct+0x169 sys/kern/kern_ktrace.c:315 sys_nanosleep(ffff80002e3cd7a0,ffff8000278e57b0,ffff8000278e5810) at sys_nanosleep+0xe0 sys/kern/kern_time.c:290 syscall(ffff8000278e5880) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000278e5880) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffffaf90, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a 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+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020ce8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: 10