uvm_fault(0xffffffff839ce248, 0xffff800027903480, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND 399150 78710 0 0 0 1 syz-executor *415878 42442 0 0x1000 0x4080000 0K syz-executor ffs2_balloc(fffffd807b287518,a70000,4000,fffffd80097fd618,2,ffff80003c3c3668) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80003c3c36f0) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd80602d93b0,ffff80003c3c38a8,7,fffffd80097fd618) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffd800ccadcc0,ffff80003c3c38a8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff8000fffe5780,4,ffff80003c3c38a8,0,ffff80003c3c3960) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff8000fffe5780,ffff80003c3c3a10,ffff80003c3c3960) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003c3c3a10) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3c3a10) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdee19413f30, 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(0xffffffff839ce248, 0xffff800027903480, 0, 1) -> d ddb{0}> trace ffs2_balloc(fffffd807b287518,a70000,4000,fffffd80097fd618,2,ffff80003c3c3668) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80003c3c36f0) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd80602d93b0,ffff80003c3c38a8,7,fffffd80097fd618) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffd800ccadcc0,ffff80003c3c38a8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff8000fffe5780,4,ffff80003c3c38a8,0,ffff80003c3c3960) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff8000fffe5780,ffff80003c3c3a10,ffff80003c3c3960) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003c3c3a10) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3c3a10) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdee19413f30, count: -8 ddb{0}> show registers rdi 0 rsi 0x2 rbp 0xffff80003c3c3610 rbx 0 rdx 0xffff8000015f1400 rcx 0xffff800027902000 rax 0x290 r8 0xffffffffffffffff r9 0xffff80003c3c3668 r10 0x992cc1e9b79fe713 r11 0xb29a0e595d5e95ae r12 0x1 r13 0xffff800000c31800 r14 0xffff80003c3c34a0 r15 0xfffffd8068b88e48 rip 0xffffffff822fea1d ffs2_balloc+0xa0d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c3c3490 ss 0x10 ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 ddb{0}> show proc PROC (syz-executor) tid=415878 pid=42442 tcnt=2 stat=onproc flags process=1000 proc=4080000 runpri=17, usrpri=84, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000fffe42c0 scnt=1 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffe42c0,0xffff8000fffee2c0 process=0xffff80003c3aab70 user=0xffff80003c3be000, vmspace=0xfffffd806f3d0b78 estcpu=34, cpticks=11, pctcpu=0.8, user=0, sys=11, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78710 399150 49202 0 7 0 syz-executor 78710 248987 49202 0 3 0x4000080 fsleep syz-executor 37977 372570 1199 0 2 0 syz-executor 37977 388157 1199 0 2 0x4000000 syz-executor 73477 354142 82834 0 2 0xc80 syz-executor 73477 94270 82834 0 3 0x4000080 ttyin syz-executor 73477 75574 82834 0 3 0x4000080 fsleep syz-executor 44303 431339 36441 0 2 0xc80 syz-executor 44303 216578 36441 0 3 0x4000080 kqread syz-executor 44303 207227 36441 0 3 0x4000080 fsleep syz-executor 67992 11852 16879 0 2 0 syz-executor 67992 60891 16879 0 3 0x4000080 sbwait syz-executor 67992 332104 16879 0 3 0x4000080 fsleep syz-executor 42442 111381 59367 0 3 0x3000 suspend syz-executor *42442 415878 59367 0 7 0x4081000 syz-executor 1199 60981 13884 0 3 0x82 nanoslp syz-executor 25494 158539 1 0 3 0x100083 ttyopn getty 16356 184930 13884 0 2 0x2 syz-executor 13659 428824 13884 0 2 0xc82 syz-executor 82834 357245 13884 0 2 0x3 syz-executor 59367 207792 13884 0 2 0xc82 syz-executor 16879 34123 13884 0 2 0xc82 syz-executor 49202 326303 13884 0 2 0xc82 syz-executor 36441 411283 13884 0 2 0xc82 syz-executor 13884 350685 1320 0 3 0x82 kqread syz-executor 1320 231328 83057 0 3 0x10008a sigsusp ksh 83057 65932 88644 0 3 0x98 kqread sshd-session 88644 86491 49277 0 3 0x92 kqread sshd-session 49277 330765 1 0 3 0x88 kqread sshd 50248 71540 69408 74 3 0x1100092 bpf pflogd 69408 226437 1 0 3 0x80 sbwait pflogd 83539 228274 71595 73 3 0x1100090 kqread syslogd 71595 512050 1 0 3 0x100082 sbwait syslogd 16560 374867 1 0 3 0x100080 kqread resolvd 42492 368828 17685 77 3 0x100092 kqread dhcpleased 70935 309341 17685 77 3 0x100092 kqread dhcpleased 17685 235953 1 0 3 0x80 kqread dhcpleased 47915 218021 0 0 3 0x14200 bored smr 95773 220152 0 0 3 0x14200 pgzero zerothread 12086 142638 0 0 3 0x14200 aiodoned aiodoned 94236 494206 0 0 3 0x14200 syncer update 56415 236776 0 0 3 0x14200 cleaner cleaner 20172 475413 0 0 3 0x14200 reaper reaper 82987 476669 0 0 3 0x14200 pgdaemon pagedaemon 8249 73067 0 0 3 0x14200 bored viomb 80167 107360 0 0 3 0x40014200 acpi0 acpi0 10259 405791 0 0 3 0x40014200 idle1 79940 157413 0 0 3 0x14200 bored softnet1 9481 287272 0 0 3 0x14200 bored softnet0 61375 394009 0 0 2 0x14200 systqmp 79842 115177 0 0 3 0x14200 bored systq 99648 197436 0 0 3 0x14200 tmoslp softclockmp 86992 434826 0 0 3 0x40014200 tmoslp softclock 21836 251776 0 0 3 0x40014200 idle0 1 36414 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 78710 (syz-executor) thread 0xffff8000fffef770 (399150) exclusive rwlock uobjlk r = 0 (0xfffffd806d908b80) #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 uvm_fault+0x1e5 sys/uvm/uvm_fault.c:649 #3 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #4 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806c47b4f0) #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_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 #6 usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 #7 recall_trap+0x8 Process 37977 (syz-executor) thread 0xffff8000fffeefa8 (388157) exclusive rwlock vmmaplk r = 0 (0xfffffd806c47baa8) #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_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1880 #3 uvm_fault_check+0x4f sys/uvm/uvm_fault.c:693 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:627 #5 kpageflttrap+0x2f4 sys/arch/amd64/amd64/trap.c:283 #6 kerntrap+0x19d sys/arch/amd64/amd64/trap.c:528 #7 alltraps_kern_meltdown+0x7b #8 _copyin+0x5b #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #10 Xsyscall+0x128 Process 73477 (syz-executor) thread 0xffff8000fffe74e0 (94270) exclusive rrwlock inode r = 0 (0xfffffd806c2af7b8) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 spec_open+0x2f2 sys/kern/spec_vnops.c:151 #6 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #7 vn_open+0x7a5 sys/kern/vfs_vnops.c:183 #8 vndioctl+0xc43 sys/dev/vnd.c:458 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:537 #11 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #12 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #13 Xsyscall+0x128 Process 42442 (syz-executor) thread 0xffff8000fffe5780 (415878) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a9fc40) #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:369 #3 biowait+0xc6 sys/kern/vfs_bio.c:1242 #4 bwrite+0x2e7 sys/kern/vfs_bio.c:754 #5 ffs_write+0x810 sys/ufs/ffs/ffs_vnops.c:377 #6 VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 #7 vn_write+0x1d3 sys/kern/vfs_vnops.c:414 #8 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #9 sys_write+0xa2 sys/kern/sys_generic.c:300 #10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807b2875b8) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vn_write+0x18f sys/kern/vfs_vnops.c:411 #6 dofilewritev+0x2bd sys/kern/sys_generic.c:384 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 16356 (syz-executor) thread 0xffff8000fffee018 (184930) exclusive rrwlock inode r = 0 (0xfffffd806c2afc58) #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+0xbd 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 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3143 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cabbd70) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x10f sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3128 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11065 12106K 12416K 166960K 13061 0 pcb 18 14K 15K 166960K 142 0 rtable 185 7K 7K 166960K 441 0 pf 36 18K 25K 166960K 177 0 ifaddr 35 5K 7K 166960K 68 0 ifgroup 51 2K 2K 166960K 100 0 sysctl 2 1K 9K 166960K 9 0 counters 68 36K 37K 166960K 114 0 ioctlops 0 0K 4K 166960K 1797 0 iov 0 0K 12K 166960K 15 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1364 86K 86K 166960K 1950 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 18 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 40 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 110K 166960K 737 0 sigio 0 0K 0K 166960K 3 0 proc 72 115K 164K 166960K 641 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 118 0 in_multi 71 5K 7K 166960K 129 0 ether_multi 1 0K 0K 166960K 4 0 mrt 0 0K 0K 166960K 22 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 479 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 239 151K 173K 166960K 8826 0 UVM aobj 18 2K 2K 166960K 20 0 pinsyscall 42 84K 104K 166960K 1980 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 52 0 NDP 11 0K 2K 166960K 44 0 temp 53 9106K 9235K 166960K 30658 0 kqueue 15 24K 31K 166960K 135 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 65 0 61 1 0 1 1 0 8 0 rtentry 176 137 0 59 5 0 5 5 0 8 0 unpcb 144 266 0 241 2 1 1 2 0 8 0 syncache 336 11 0 11 3 2 1 1 0 8 1 tcpcb 736 236 0 230 7 6 1 7 0 8 0 arp 136 20 0 4 1 0 1 1 0 8 0 inpcb 328 806 0 792 21 13 8 13 0 8 6 nd6 152 34 0 14 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 0 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 15 0 15 2 1 1 1 0 8 1 pppxif 1576 4 0 4 2 1 1 1 0 8 1 pfstscr 40 7 0 7 3 3 0 1 0 8 0 pffrag 232 4 0 0 1 0 1 1 0 482 0 pffrnode 88 3 0 0 1 0 1 1 0 8 0 pffrent 40 10 0 6 1 0 1 1 0 8 0 pfosfp 40 1428 0 1428 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0 pfsrclim 320 6 0 6 1 1 0 1 0 8 0 pfanchor 1288 6 0 0 1 0 1 1 0 8 0 pftag 88 4 0 0 1 0 1 1 0 8 0 pfstitem 24 85 0 18 1 0 1 1 0 8 0 pfstkey 128 101 0 34 3 0 3 3 0 8 0 pfstate 448 92 0 27 9 0 9 9 0 8 0 pfrule 1360 45 0 39 2 1 1 2 0 8 0 rttmr 136 2 0 2 2 1 1 1 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 665 0 302 29 4 25 29 0 8 2 art_table 40 666 0 302 5 0 5 5 0 8 0 art_node 32 137 0 66 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 8 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 64 38 0 28 1 0 1 1 0 8 0 shmpl 112 17 0 2 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2658 0 1190 93 0 93 93 0 8 0 ffsino 296 2658 0 1190 114 0 114 114 0 8 0 nchpl 144 3735 0 2024 64 0 64 64 0 8 0 rtmask 32 3 0 3 2 1 1 1 0 8 1 vnodes 216 3106 0 0 173 0 173 173 0 8 0 namei 1024 12474 0 12473 3 1 2 2 0 8 1 percpumem 16 72 0 23 1 0 1 1 0 8 0 kstatmem 264 53 0 28 3 1 2 3 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 23446 0 23446 9 8 1 8 1 8 1 plimitpl 152 100 0 81 1 0 1 1 0 8 0 sigapl 424 1061 0 1014 7 1 6 7 0 8 0 knotepl 120 552 0 0 17 0 17 17 0 8 0 kqueuepl 224 175 0 164 1 0 1 1 0 8 0 pipepl 344 203 0 176 3 0 3 3 0 8 0 fdescpl 528 1045 0 1014 3 0 3 3 0 8 0 filepl 160 6143 0 5904 22 6 16 16 0 8 5 lockfpl 104 232 0 228 1 0 1 1 0 8 0 lockfspl 48 101 0 97 1 0 1 1 0 8 0 sessionpl 144 50 0 41 1 0 1 1 0 8 0 pgrppl 48 62 0 45 1 0 1 1 0 8 0 ucredpl 104 854 0 840 1 0 1 1 0 8 0 zombiepl 144 1087 0 1085 1 0 1 1 0 8 0 processpl 1232 1061 0 1014 5 0 5 5 0 8 0 procpl 664 2054 0 1998 6 0 6 6 0 8 0 sockpl 752 1156 0 1113 25 13 12 17 0 8 7 mcl64k 65536 10 0 0 2 0 2 2 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 128 0 0 16 0 16 16 0 8 0 mcl2k 2048 88 0 0 10 0 10 10 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 293 0 0 19 0 19 19 0 8 0 bufpl 280 9531 0 3403 439 0 439 439 0 8 0 anonpl 32 11363 0 0 92 0 92 92 0 246 0 amapchunkpl 152 28068 0 27556 41 12 29 39 0 158 4 amappl16 200 2763 0 2568 12 1 11 11 0 8 0 amappl15 192 17 0 17 1 1 0 1 0 8 0 amappl14 184 465 0 464 1 0 1 1 0 8 0 amappl13 176 142 0 129 1 0 1 1 0 8 0 amappl12 168 1322 0 1292 2 0 2 2 0 8 0 amappl11 160 8 0 7 2 1 1 1 0 8 0 amappl10 152 65 0 51 1 0 1 1 0 8 0 amappl9 144 265 0 265 1 1 0 1 0 8 0 amappl8 136 117 0 115 1 0 1 1 0 8 0 amappl7 128 158 0 145 1 0 1 1 0 8 0 amappl6 120 185 0 183 1 0 1 1 0 8 0 amappl5 112 115 0 104 1 0 1 1 0 8 0 amappl4 104 352 0 331 1 0 1 1 0 8 0 amappl3 96 5505 0 5387 4 0 4 4 0 8 0 amappl2 88 628 0 564 2 0 2 2 0 8 0 amappl1 80 14383 0 13777 19 3 16 17 0 8 2 amappl 88 7920 0 7751 5 0 5 5 0 92 0 uvmvnodes 80 126 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 2 0 2 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 128 254 0 254 2 2 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 19 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1045 0 1014 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1045 0 1014 1 0 1 1 0 8 0 vmmpekpl 168 10861 0 10821 2 0 2 2 0 8 0 vmmpepl 168 75652 0 73549 108 10 98 100 0 357 0 vmsppl 488 1044 0 1014 5 0 5 5 0 8 0 rwobjpl 80 23426 0 22170 29 2 27 27 0 8 0 pdppl 4096 2097 0 2028 127 54 73 85 0 8 4 pvpl 32 19969 0 0 164 2 162 162 0 265 0 pmappl 256 1044 0 1014 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 333 0 71 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace ffs2_balloc(fffffd807b287518,a70000,4000,fffffd80097fd618,2,ffff80003c3c3668) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80003c3c36f0) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd80602d93b0,ffff80003c3c38a8,7,fffffd80097fd618) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 vn_write(fffffd800ccadcc0,ffff80003c3c38a8,0) at vn_write+0x1d3 sys/kern/vfs_vnops.c:414 dofilewritev(ffff8000fffe5780,4,ffff80003c3c38a8,0,ffff80003c3c3960) at dofilewritev+0x2bd sys/kern/sys_generic.c:384 sys_write(ffff8000fffe5780,ffff80003c3c3a10,ffff80003c3c3960) at sys_write+0xa2 sys/kern/sys_generic.c:300 syscall(ffff80003c3c3a10) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c3c3a10) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdee19413f30, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff80002999dff0) 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(ffffffff83a9f440) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a9f440) at __mp_lock+0x192 sys/kern/kern_lock.c:173 uvm_fault(fffffd806c47b3f0,65403121000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff80003c409db0,65403121000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c409db0) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7059e635bf80, count: 7 ddb{1}> trace x86_ipi_db(ffff80002999dff0) 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(ffffffff83a9f440) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a9f440) at __mp_lock+0x192 sys/kern/kern_lock.c:173 uvm_fault(fffffd806c47b3f0,65403121000,0,1) at uvm_fault+0x1ea sys/uvm/uvm_fault.c:650 upageflttrap(ffff80003c409db0,65403121000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c409db0) at usertrap+0x430 sys/arch/amd64/amd64/trap.c:640 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7059e635bf80, count: -8