uvm_fault(0xffffffff83676930, 0xffff8000295d20d9, 0, 2) -> d kernel: page fault trap, code=2 Stopped at memset+0x49: repe stosb %es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND *205473 79544 0 0x2 0x1 0K syz-executor 408349 95851 0 0x14000 0x200 1 reaper memset() at memset+0x49 ffs_write(ffff80003c5adca0) at ffs_write+0xbab sys/ufs/ffs/ffs_vnops.c:401 VOP_WRITE(fffffd805ac887e8,ffff80003c5add58,3,fffffd807f7d34e0) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000ffff6538,fffffd805ac887e8,fffffd807f7d34e0,ffff80003c5ade28,ffff80003c5ade00) at ktrwriteraw+0x1bc sys/kern/kern_ktrace.c:691 ktrstruct(ffff8000ffff6538,ffffffff8306b2ae,ffff80003c5adf20,10) at ktrstruct+0x19a sys/kern/kern_ktrace.c:314 sys_nanosleep(ffff8000ffff6538,ffff80003c5ae060,ffff80003c5adfb0) at sys_nanosleep+0x109 sys/kern/kern_time.c:294 syscall(ffff80003c5ae060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5ae060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72e5d3e9f220, 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(0xffffffff83676930, 0xffff8000295d20d9, 0, 2) -> d ddb{0}> trace memset() at memset+0x49 ffs_write(ffff80003c5adca0) at ffs_write+0xbab sys/ufs/ffs/ffs_vnops.c:401 VOP_WRITE(fffffd805ac887e8,ffff80003c5add58,3,fffffd807f7d34e0) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000ffff6538,fffffd805ac887e8,fffffd807f7d34e0,ffff80003c5ade28,ffff80003c5ade00) at ktrwriteraw+0x1bc sys/kern/kern_ktrace.c:691 ktrstruct(ffff8000ffff6538,ffffffff8306b2ae,ffff80003c5adf20,10) at ktrstruct+0x19a sys/kern/kern_ktrace.c:314 sys_nanosleep(ffff8000ffff6538,ffff80003c5ae060,ffff80003c5adfb0) at sys_nanosleep+0x109 sys/kern/kern_time.c:294 syscall(ffff80003c5ae060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5ae060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72e5d3e9f220, count: -8 ddb{0}> show registers rdi 0xffff8000295d20d9 rsi 0 rbp 0xffff80003c5adbc0 rbx 0x2c0d9 acpi_pdirpa+0x17f4a rdx 0x7 rcx 0x7 rax 0 r8 0x720 r9 0xffff80003c5adb20 r10 0x677ea39ad815aa8d r11 0xffff8000295d20d9 r12 0x800 r13 0xd9 r14 0xfffffd805ac887e8 r15 0x1 rip 0xffffffff82fb7149 memset+0x49 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80003c5ad9b8 ss 0x10 memset+0x49: repe stosb %es:(%rdi) ddb{0}> show proc PROC (syz-executor) tid=205473 pid=79544 tcnt=1 stat=onproc flags process=2 proc=1 runpri=32, usrpri=75, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff6cd0,0xffff8000ffff87c8 process=0xffff80003c5a34a0 user=0xffff80003c5a9000, vmspace=0xfffffd806bfc0c90 estcpu=25, cpticks=1, pctcpu=0.19, user=6, sys=251, intr=114 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 39280 379566 34146 0 3 0x80 fsleep syz-executor 39280 152133 34146 0 3 0x4000080 kqpoll syz-executor 6548 358844 69199 0 3 0x80 fsleep syz-executor 6548 273401 69199 0 3 0x4000080 ttyin syz-executor 57835 33920 36910 0 3 0x80 fsleep syz-executor 57835 168048 36910 0 3 0x4000080 fifow syz-executor 35377 97314 4107 0 3 0x80 fsleep syz-executor 35377 206120 4107 0 3 0x4000080 kqread syz-executor 74439 116136 79544 0 3 0x80 fsleep syz-executor 74439 179405 79544 0 3 0x4000080 bell syz-executor 89806 132480 1 0 3 0x100083 ttyin getty 49483 347713 50558 0 3 0x80 fsleep syz-executor 49483 182069 50558 0 3 0x4000080 sbwait syz-executor 49483 339529 50558 0 3 0x4000000 inode syz-executor 69199 335402 7930 0 3 0x82 nanoslp syz-executor 91187 302349 0 0 3 0x14280 nfsidl nfsio 79630 456707 0 0 3 0x14280 nfsidl nfsio 40901 406454 0 0 3 0x14280 nfsidl nfsio 19675 46373 0 0 3 0x14280 nfsidl nfsio 33248 232393 0 0 3 0x14280 nfsidl nfsio 8820 351428 0 0 3 0x14280 nfsidl nfsio 24330 73515 0 0 3 0x14280 nfsidl nfsio 58973 310692 0 0 3 0x14280 nfsidl nfsio 1384 269804 0 0 3 0x14280 nfsidl nfsio 15107 494958 0 0 3 0x14280 nfsidl nfsio 47504 12142 0 0 3 0x14280 nfsidl nfsio 8431 151805 0 0 3 0x14280 nfsidl nfsio 24927 509967 0 0 3 0x14280 nfsidl nfsio 93558 52858 0 0 3 0x14280 nfsidl nfsio 61629 450465 0 0 3 0x14280 nfsidl nfsio 94433 160217 0 0 3 0x14280 nfsidl nfsio 25851 104785 0 0 3 0x14280 nfsidl nfsio 8748 342362 0 0 3 0x14280 nfsidl nfsio 7467 205149 0 0 3 0x14280 nfsidl nfsio 43037 192952 0 0 3 0x14280 nfsidl nfsio 27102 193946 7930 0 3 0x82 wait syz-executor *79544 205473 7930 0 7 0x3 syz-executor 86035 116567 0 0 3 0x14200 bored sosplice 82909 241976 7930 0 3 0x82 nanoslp syz-executor 36910 511831 7930 0 3 0x82 nanoslp syz-executor 4107 119328 7930 0 3 0x82 nanoslp syz-executor 34146 489559 7930 0 2 0x482 syz-executor 50558 334983 7930 0 3 0x82 wait syz-executor 7930 367110 78277 0 3 0x82 kqread syz-executor 78277 331025 71485 0 3 0x10008a sigsusp ksh 71485 169559 71566 0 3 0x98 kqread sshd-session 71566 54493 37725 0 3 0x92 kqread sshd-session 37725 137276 1 0 3 0x88 kqread sshd 57295 477297 1130 74 3 0x1100092 bpf pflogd 1130 452319 1 0 3 0x80 sbwait pflogd 45277 5125 90174 73 3 0x1100090 kqread syslogd 90174 265375 1 0 3 0x100082 sbwait syslogd 27113 496569 1 0 3 0x100080 kqread resolvd 68230 298216 62998 77 3 0x100092 kqread dhcpleased 33524 137646 62998 77 3 0x100092 kqread dhcpleased 62998 358312 1 0 3 0x80 kqread dhcpleased 13253 374718 0 0 3 0x14200 bored smr 24803 114990 0 0 2 0x14200 zerothread 33584 177930 0 0 3 0x14200 aiodoned aiodoned 10756 90850 0 0 3 0x14200 syncer update 13731 31821 0 0 3 0x14200 cleaner cleaner 95851 408349 0 0 7 0x14200 reaper 25255 102566 0 0 3 0x14200 pgdaemon pagedaemon 78011 463385 0 0 3 0x14200 bored viomb 15811 336204 0 0 3 0x40014200 acpi0 acpi0 46154 321887 0 0 3 0x40014200 idle1 78162 488679 0 0 3 0x14200 bored softnet3 21151 141155 0 0 3 0x14200 bored softnet2 39399 513903 0 0 3 0x14200 bored softnet1 59596 312000 0 0 3 0x14200 bored softnet0 67306 39248 0 0 3 0x14200 bored systqmp 25358 402302 0 0 3 0x14200 bored systq 69869 471420 0 0 2 0x14200 softclockmp 71461 89004 0 0 3 0x40014200 tmoslp softclock 99524 310126 0 0 3 0x40014200 idle0 1 190130 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff8366b308) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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:1320 #4 uvm_anfree_list+0x210 sys/uvm/uvm_anon.c:116 #5 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #6 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #7 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #8 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #9 reaper+0x246 sys/kern/kern_exit.c:477 #10 proc_trampoline+0x10 exclusive mutex &uvm.pageqlock r = 0 (0xffffffff8366b2d8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 uvm_anfree_list+0xeb sys/uvm/uvm_anon.c:104 #4 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #5 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #6 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #7 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #8 reaper+0x246 sys/kern/kern_exit.c:477 #9 proc_trampoline+0x10 Process 6548 (syz-executor) thread 0xffff8000ffff4cd8 (273401) exclusive rrwlock inode r = 0 (0xfffffd806df5a410) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 spec_open+0x305 sys/kern/spec_vnops.c:151 #6 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #7 vn_open+0x708 sys/kern/vfs_vnops.c:177 #8 vndioctl+0xcb1 sys/dev/vnd.c:457 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #11 sys_ioctl+0x5c3 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 49483 (syz-executor) thread 0xffff80002a4922d0 (182069) exclusive rrwlock inode r = 0 (0xfffffd806de30988) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:694 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x21b 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 vn_open+0x13f sys/kern/vfs_vnops.c:140 #12 vndioctl+0xcb1 sys/dev/vnd.c:457 #13 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #14 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #15 sys_ioctl+0x5c3 #16 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #16 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #17 Xsyscall+0x128 Process 49483 (syz-executor) thread 0xffff80002a493998 (339529) exclusive rrwlock inode r = 0 (0xfffffd806a44b848) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 vn_open+0x13f sys/kern/vfs_vnops.c:140 #8 vndioctl+0xcb1 sys/dev/vnd.c:457 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #11 sys_ioctl+0x5c3 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 79544 (syz-executor) thread 0xffff8000ffff6538 (205473) exclusive rrwlock inode r = 0 (0xfffffd807e3b3aa0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:694 #6 ktrwriteraw+0x172 sys/kern/kern_ktrace.c:688 #7 ktrstruct+0x19a sys/kern/kern_ktrace.c:314 #8 sys_nanosleep+0x109 sys/kern/kern_time.c:294 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835eaf78) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 ktrstruct+0xe2 sys/kern/kern_ktrace.c:313 #2 sys_nanosleep+0x109 sys/kern/kern_time.c:294 #3 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 Process 95851 (reaper) thread 0xffff8000ffffcf38 (408349) exclusive rwlock amaplk r = 0 (0xfffffd806ccfade0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 amap_unref+0x3d sys/uvm/uvm_amap.c:1360 #3 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 #4 uvm_map_teardown+0x354 sys/uvm/uvm_map.c:2516 #5 uvmspace_free+0xcd sys/uvm/uvm_map.c:3420 #6 reaper+0x246 sys/kern/kern_exit.c:477 #7 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10274 11191K 11804K 166960K 16862 0 pcb 17 20K 22K 166960K 847 0 rtable 173 7K 8K 166960K 733 0 pf 40 18K 26K 166960K 181 0 ifaddr 38 6K 8K 166960K 121 0 ifgroup 63 2K 3K 166960K 171 0 sysctl 4 1K 5K 166960K 11 0 counters 68 36K 37K 166960K 146 0 ioctlops 0 0K 4K 166960K 1931 0 iov 0 0K 28K 166960K 188 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1610 101K 101K 166960K 4965 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 10K 18K 166960K 76 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 157 0 dirhash 12 2K 2K 166960K 84 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 89K 166960K 3458 0 sigio 2 0K 0K 166960K 69 0 proc 74 91K 140K 166960K 948 0 subproc 72 4K 4K 166960K 100 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 463 0 in_multi 63 4K 7K 166960K 241 0 ether_multi 1 0K 0K 166960K 22 0 mrt 1 0K 0K 166960K 12 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 415 1844K 1844K 166960K 415 0 exec 0 0K 1K 166960K 958 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 238 74K 88K 166960K 33962 0 UVM aobj 202 9K 9K 166960K 221 0 pinsyscall 42 84K 103K 166960K 4709 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 188 0 NDP 14 0K 2K 166960K 83 0 temp 81 6901K 7028K 166960K 234571 0 kqueue 13 20K 30K 166960K 533 0 SYN cache 2 10K 18K 166960K 3 0 ddb{0}> 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 120 367 0 364 4 3 1 3 0 8 0 rtentry 112 223 0 151 4 0 4 4 0 8 0 unpcb 144 2557 0 2535 24 22 2 6 0 8 1 syncache 336 14 0 14 4 4 0 1 0 8 0 tcpqe 32 9 0 9 2 2 0 1 0 8 0 tcpcb 808 1255 0 1250 39 38 1 8 0 8 0 arp 120 43 0 27 1 0 1 1 0 8 0 inpcb 376 4445 0 4435 75 67 8 18 0 8 6 nd6 136 43 0 27 1 0 1 1 0 8 0 pkpcb 40 56 0 56 6 6 0 1 0 8 0 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1168 28 0 28 8 8 0 1 0 8 0 pffrag 232 79 0 70 1 0 1 1 0 482 0 pffrnode 88 78 0 69 1 0 1 1 0 8 0 pffrent 40 188 0 179 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 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 118 0 112 1 0 1 1 0 8 0 pfstkey 128 119 0 113 3 2 1 3 0 8 0 pfstate 376 118 0 113 9 7 2 9 0 8 0 pfrule 1344 45 0 33 6 5 1 2 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 899 0 586 34 11 23 31 0 8 0 art_table 32 902 0 586 4 0 4 4 0 8 0 art_node 16 210 0 149 1 0 1 1 0 8 0 sysvmsgpl 40 18 0 10 2 1 1 1 0 8 0 semupl 112 3 0 3 3 3 0 1 0 8 0 semapl 112 154 0 144 1 0 1 1 0 8 0 shmpl 112 218 0 19 6 0 6 6 0 8 0 dirhash 1024 65 0 48 3 0 3 3 0 8 0 dino2pl 256 7763 0 6262 95 0 95 95 0 8 0 ffsino 280 7763 0 6262 109 0 109 109 0 8 0 nchpl 144 12885 0 12284 63 39 24 63 0 8 0 rtmask 32 1 0 1 1 1 0 1 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 44542 0 44541 3 2 1 2 0 8 0 percpumem 16 87 0 39 1 0 1 1 0 8 0 kstatmem 264 104 0 76 8 5 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 14 0 14 7 7 0 1 0 8 0 scxspl 216 37291 0 37291 20 19 1 8 1 8 1 plimitpl 152 793 0 774 1 0 1 1 0 8 0 sigapl 424 3798 0 3727 11 2 9 9 0 8 0 futexpl 64 68581 0 68575 1 0 1 1 0 8 0 knotepl 120 578 0 0 17 0 17 17 0 8 0 kqueuepl 216 1065 0 1054 12 11 1 5 0 8 0 pipepl 328 526 0 497 7 4 3 5 0 8 0 fdescpl 504 3754 0 3723 5 0 5 5 0 8 0 filepl 152 26921 0 26691 44 32 12 18 0 8 1 lockfpl 104 1333 0 1330 2 1 1 2 0 8 0 lockfspl 48 566 0 563 1 0 1 1 0 8 0 sessionpl 144 41 0 32 1 0 1 1 0 8 0 pgrppl 48 182 0 165 1 0 1 1 0 8 0 ucredpl 104 4534 0 4519 1 0 1 1 0 8 0 zombiepl 144 3729 0 3727 1 0 1 1 0 8 0 processpl 1168 3798 0 3727 7 1 6 6 0 8 0 procpl 648 9177 0 9099 10 2 8 8 0 8 0 srpgc 96 9 0 9 5 5 0 1 0 8 0 sosppl 168 26 0 26 8 8 0 1 0 8 0 sockpl 688 7477 0 7443 83 73 10 19 0 8 5 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 11 0 0 2 0 2 2 0 8 0 mcl4k 4096 127 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 83 0 0 7 1 6 7 0 8 0 mtagpl 96 286 0 0 7 0 7 7 0 8 0 mbufpl 256 520 0 0 30 0 30 30 0 8 0 bufpl 280 9274 0 3108 441 0 441 441 0 8 0 anonpl 24 479916 0 458870 172 20 152 152 0 185 0 amapchunkpl 152 110768 0 110083 58 23 35 35 0 158 6 amappl16 200 11296 0 10355 77 14 63 63 0 8 0 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 145 0 133 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 4473 0 4442 3 1 2 2 0 8 0 amappl11 160 54 0 39 1 0 1 1 0 8 0 amappl10 152 3 0 3 1 1 0 1 0 8 0 amappl9 144 248 0 247 2 1 1 1 0 8 0 amappl8 136 22 0 19 1 0 1 1 0 8 0 amappl7 128 130 0 117 1 0 1 1 0 8 0 amappl6 120 219 0 215 1 0 1 1 0 8 0 amappl5 112 142 0 132 1 0 1 1 0 8 0 amappl4 104 383 0 364 1 0 1 1 0 8 0 amappl3 96 23529 0 23416 4 0 4 4 0 8 0 amappl2 88 818 0 753 2 0 2 2 0 8 0 amappl1 80 20915 0 20345 14 0 14 14 0 8 0 amappl 88 33246 0 33064 5 0 5 5 0 92 0 dma8192 8192 2 0 2 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 257 0 257 5 5 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 21 0 20 1 0 1 1 0 8 0 aobjpl 72 220 0 19 4 0 4 4 0 8 0 uaddrrnd 24 3754 0 3723 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3754 0 3723 1 0 1 1 0 8 0 vmmpekpl 168 29919 0 29866 3 0 3 3 0 8 0 vmmpepl 168 233539 0 230746 169 36 133 135 0 357 0 vmsppl 456 3753 0 3723 6 1 5 5 0 8 0 rwobjpl 64 64560 0 56575 140 7 133 133 0 8 0 pdppl 4096 7515 0 7446 125 54 71 83 0 8 2 pvpl 32 32165 0 0 258 0 258 258 0 265 0 pmappl 248 3753 0 3723 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 388 0 123 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace memset() at memset+0x49 ffs_write(ffff80003c5adca0) at ffs_write+0xbab sys/ufs/ffs/ffs_vnops.c:401 VOP_WRITE(fffffd805ac887e8,ffff80003c5add58,3,fffffd807f7d34e0) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff8000ffff6538,fffffd805ac887e8,fffffd807f7d34e0,ffff80003c5ade28,ffff80003c5ade00) at ktrwriteraw+0x1bc sys/kern/kern_ktrace.c:691 ktrstruct(ffff8000ffff6538,ffffffff8306b2ae,ffff80003c5adf20,10) at ktrstruct+0x19a sys/kern/kern_ktrace.c:314 sys_nanosleep(ffff8000ffff6538,ffff80003c5ae060,ffff80003c5adfb0) at sys_nanosleep+0x109 sys/kern/kern_time.c:294 syscall(ffff80003c5ae060) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5ae060) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x72e5d3e9f220, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b5bff0) 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(ffffffff835ead70) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835ead70) at __mp_lock+0x192 sys/kern/kern_lock.c:144 reaper(ffff8000ffffcf38) at reaper+0x24b sys/kern/kern_exit.c:478 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800029b5bff0) 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(ffffffff835ead70) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835ead70) at __mp_lock+0x192 sys/kern/kern_lock.c:144 reaper(ffff8000ffffcf38) at reaper+0x24b sys/kern/kern_exit.c:478 end trace frame: 0x0, count: -5