uvm_fault(0xfffffd806c2338b0, 0x8, 0, 1) -> e kernel: page fault trap, code=0 Stopped at fifo_write+0x6e: movq 0x8(%rax),%r15 TID PID UID PRFLAGS PFLAGS CPU COMMAND *177365 81029 32767 0x1010 0x4080000 0K syz-executor 230163 53005 32767 0x1010 0x4080000 1 syz-executor fifo_write(ffff80002b5f65a0) at fifo_write+0x6e sys/miscfs/fifofs/fifo_vnops.c:281 VOP_WRITE(fffffd806a420520,ffff80002b5f6638,8,fffffd807f7d33a8) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 vn_rdwr(1,fffffd806a420520,ffff800029fe6400,107,0,1,61c99111eb1060a7,ffff80002b5f6760,fffffd806a420520,78) at vn_rdwr+0x12d sys/kern/vfs_vnops.c:324 ufs_symlink(ffff80002b5f6760) at ufs_symlink+0x1ee sys/ufs/ufs/ufs_vnops.c:1309 VOP_SYMLINK(fffffd806a4200e8,ffff80002b5f68e0,ffff80002b5f6910,ffff80002b5f6810,ffff800029fe6400) at VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 dosymlinkat(ffff8000ffff4a40,200002c0,ffffff9c,20000040) at dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 syscall(ffff80002b5f6a90) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002b5f6a90) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x96e66c0cbb0, 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(0xfffffd806c2338b0, 0x8, 0, 1) -> e ddb{0}> trace fifo_write(ffff80002b5f65a0) at fifo_write+0x6e sys/miscfs/fifofs/fifo_vnops.c:281 VOP_WRITE(fffffd806a420520,ffff80002b5f6638,8,fffffd807f7d33a8) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 vn_rdwr(1,fffffd806a420520,ffff800029fe6400,107,0,1,61c99111eb1060a7,ffff80002b5f6760,fffffd806a420520,78) at vn_rdwr+0x12d sys/kern/vfs_vnops.c:324 ufs_symlink(ffff80002b5f6760) at ufs_symlink+0x1ee sys/ufs/ufs/ufs_vnops.c:1309 VOP_SYMLINK(fffffd806a4200e8,ffff80002b5f68e0,ffff80002b5f6910,ffff80002b5f6810,ffff800029fe6400) at VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 dosymlinkat(ffff8000ffff4a40,200002c0,ffffff9c,20000040) at dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 syscall(ffff80002b5f6a90) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002b5f6a90) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x96e66c0cbb0, count: -8 ddb{0}> show registers rdi 0xfffffd806a420520 rsi 0x1 rbp 0xffff80002b5f6590 rbx 0xfffffd806a420520 rdx 0 rcx 0xffff8000ffff4a40 rax 0 r8 0 r9 0x1 r10 0xffffffff8348fff0 cpu_info_full_primary+0x1ff0 r11 0x20b3c9bee85c868c r12 0x4000 __ALIGN_SIZE+0x3000 r13 0xffff80002b5f6638 r14 0xffff80002b5f65a0 r15 0x1 rip 0xffffffff8299c29e fifo_write+0x6e cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002b5f6560 ss 0 fifo_write+0x6e: movq 0x8(%rax),%r15 ddb{0}> show proc PROC (syz-executor) tid=177365 pid=81029 tcnt=3 stat=onproc flags process=1010 proc=4080000 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff4530 scnt=2 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff4530,0xffff8000ffff5c08 process=0xffff80002a0a4918 user=0xffff80002b5f1000, vmspace=0xfffffd806c2338b0 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 43328 389947 37044 32767 2 0x10 syz-executor 81029 334338 14078 32767 3 0x3010 suspend syz-executor *81029 177365 14078 32767 7 0x4081010 syz-executor 81029 239371 14078 32767 2 0x4081010 syz-executor 51727 386481 65762 32767 2 0x10 syz-executor 53005 27846 77280 32767 3 0x3010 suspend syz-executor 53005 230163 77280 32767 7 0x4081010 syz-executor 14078 276226 57707 32767 3 0x90 nanoslp syz-executor 77280 460940 38141 32767 2 0x490 syz-executor 20133 516748 80830 32767 2 0x490 syz-executor 75897 476187 7206 32767 2 0x10 syz-executor 17083 125499 15404 32767 2 0x490 syz-executor 37044 296117 87801 32767 3 0x90 nanoslp syz-executor 81827 75936 58137 32767 2 0x10 syz-executor 57707 71753 80778 0 3 0x82 wait syz-executor 58137 244780 80778 0 3 0x82 wait syz-executor 7206 454443 80778 0 3 0x82 wait syz-executor 15404 166289 80778 0 3 0x82 wait syz-executor 87801 267650 80778 0 3 0x82 wait syz-executor 80830 43698 80778 0 3 0x82 wait syz-executor 38141 137740 80778 0 3 0x82 wait syz-executor 65762 377548 46790 32767 2 0x490 syz-executor 46790 384500 80778 0 3 0x82 wait syz-executor 56231 40105 0 0 3 0x14200 bored sosplice 80778 454612 83309 0 2 0x82 syz-executor 83309 495015 12004 0 3 0x10008a sigsusp ksh 12004 223280 67175 0 3 0x98 kqread sshd-session 67175 40072 21216 0 3 0x92 kqread sshd-session 24561 408046 1 0 3 0x100083 ttyin getty 21216 523601 1 0 3 0x88 kqread sshd 94743 515791 1585 73 2 0x1100010 syslogd 1585 275699 1 0 3 0x100082 sbwait syslogd 86839 99567 1 0 3 0x100080 kqread resolvd 52373 13666 10301 77 3 0x100092 kqread dhcpleased 4531 57276 10301 77 3 0x100092 kqread dhcpleased 10301 433962 1 0 3 0x80 kqread dhcpleased 18307 345266 0 0 3 0x14200 bored smr 32197 29084 0 0 3 0x14200 pgzero zerothread 22975 132365 0 0 3 0x14200 aiodoned aiodoned 22657 413919 0 0 2 0x14600 update 8170 374132 0 0 3 0x14200 cleaner cleaner 69930 370846 0 0 3 0x14200 reaper reaper 56720 31216 0 0 3 0x14200 pgdaemon pagedaemon 74219 197753 0 0 3 0x14200 bored viomb 40056 126471 0 0 3 0x40014200 acpi0 acpi0 21895 239533 0 0 3 0x40014200 idle1 72564 232242 0 0 3 0x14200 bored softnet3 33997 467529 0 0 3 0x14200 bored softnet2 35789 52092 0 0 3 0x14200 bored softnet1 27309 391692 0 0 3 0x14200 bored softnet0 68355 59224 0 0 3 0x14200 bored systqmp 85988 72594 0 0 3 0x14200 bored systq 95479 65130 0 0 3 0x14200 tmoslp softclockmp 27035 347557 0 0 2 0x40014200 softclock 82610 159179 0 0 3 0x40014200 idle0 1 330435 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 81029 (syz-executor) thread 0xffff8000ffff4a40 (177365) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8355de48) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 biowait+0xc1 sys/kern/vfs_bio.c:1254 #5 bwrite+0x2e2 sys/kern/vfs_bio.c:766 #6 VOP_BWRITE+0x60 sys/kern/vfs_vops.c:646 #7 ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 #8 ufs_makeinode+0x51e sys/ufs/ufs/ufs_vnops.c:1764 #9 ufs_symlink+0x54 sys/ufs/ufs/ufs_vnops.c:1293 #10 VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 #11 dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c2285f0) #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+0x171 sys/ufs/ufs/ufs_ihash.c:95 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #9 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 #10 ufs_symlink+0x54 sys/ufs/ufs/ufs_vnops.c:1293 #11 VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 #12 dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 #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 Process 53005 (syz-executor) thread 0xffff8000ffff6528 (230163) shared rwlock vmmaplk r = 0 (0xfffffd806c233478) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #3 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #4 kpageflttrap+0x2d0 sys/arch/amd64/amd64/trap.c:279 #5 kerntrap+0x14a sys/arch/amd64/amd64/trap.c:332 #6 alltraps_kern_meltdown+0x7b #7 copyout+0x57 #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 75897 (syz-executor) thread 0xffff80002a0a2558 (476187) exclusive rrwlock inode r = 0 (0xfffffd806c228d60) #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 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3101 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8075bc6a38) #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:3086 #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 81827 (syz-executor) thread 0xffff80002a0a22d0 (75936) exclusive rrwlock inode r = 0 (0xfffffd806c228a30) #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 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3101 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8075bc64e8) #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:3086 #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 94743 (syslogd) thread 0xffff8000ffffdbe8 (515791) exclusive rrwlock inode r = 0 (0xfffffd807e489a30) #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:2928 #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 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10212 10028K 10036K 166960K 11505 0 pcb 17 14K 16K 166960K 19 0 rtable 238 6K 7K 166960K 2511 0 pf 31 16K 16K 166960K 175 0 ifaddr 42 8K 8K 166960K 331 0 ifgroup 50 2K 2K 166960K 336 0 sysctl 3 0K 2K 166960K 36 0 counters 64 36K 36K 166960K 206 0 ioctlops 0 0K 2K 166960K 145 0 iov 0 0K 16K 166960K 59 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1454 91K 91K 166960K 2762 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 9K 166960K 24 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 58 0 dirhash 15 2K 3K 166960K 42 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 23 85K 157K 166960K 2269 0 sigio 0 0K 0K 166960K 18 0 proc 56 78K 176K 166960K 2514 0 subproc 104 6K 12K 166960K 1326 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 291 0 in_multi 99 7K 7K 166960K 926 0 ether_multi 1 0K 0K 166960K 9 0 mrt 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 247 1102K 1102K 166960K 247 0 exec 0 0K 1K 166960K 1480 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 237 73K 131K 166960K 17349 0 UVM aobj 43 5K 5K 166960K 45 0 pinsyscall 44 88K 126K 166960K 5077 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 88 0 NDP 11 0K 2K 166960K 237 0 temp 75 6824K 6899K 166960K 18679 0 kqueue 13 20K 28K 166960K 189 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 296 0 292 2 1 1 2 0 8 0 rtentry 112 896 0 784 6 2 4 4 0 8 0 unpcb 144 1195 0 1179 17 15 2 6 0 8 1 syncache 336 7 0 7 5 5 0 1 0 8 0 tcpqe 32 1 0 1 1 1 0 1 0 8 0 tcpcb 808 979 0 973 35 33 2 14 0 8 1 arp 120 157 0 139 1 0 1 1 0 8 0 ipq 40 3 0 1 1 0 1 1 0 8 0 ipqe 40 5 0 2 1 0 1 1 0 8 0 inpcb 336 2350 0 2339 44 39 5 13 0 8 4 nd6 136 250 0 224 1 0 1 1 0 8 0 kcovpl 48 102 0 94 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 3669 0 3197 67 36 31 31 0 8 0 art_table 32 3670 0 3197 5 1 4 4 0 8 0 art_node 16 895 0 793 1 0 1 1 0 8 0 sysvmsgpl 40 12 0 7 3 2 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 55 0 45 1 0 1 1 0 8 0 shmpl 112 42 0 2 2 0 2 2 0 8 0 dirhash 1024 37 0 18 3 0 3 3 0 8 0 dino2pl 256 3160 0 1472 106 0 106 106 0 8 0 ffsino 272 3160 0 1472 113 0 113 113 0 8 0 nchpl 144 4716 0 2916 68 0 68 68 0 8 0 uvmvnodes 80 4495 0 0 92 0 92 92 0 8 0 vnodes 216 4495 0 0 250 0 250 250 0 8 0 namei 1024 22253 0 22249 7 6 1 2 0 8 0 percpumem 16 117 0 71 1 0 1 1 0 8 0 kstatmem 264 164 0 142 2 0 2 2 0 8 0 scxspl 216 38201 0 38201 18 17 1 8 1 8 1 plimitpl 152 430 0 406 2 0 2 2 0 8 0 sigapl 424 2353 0 2298 10 2 8 9 0 8 0 futexpl 64 14023 0 14023 9 8 1 1 0 8 1 knotepl 120 453 0 0 12 2 10 10 0 8 0 kqueuepl 216 420 0 410 8 7 1 5 0 8 0 pipepl 320 561 0 534 9 5 4 8 0 8 0 fdescpl 496 2334 0 2299 10 3 7 7 0 8 1 filepl 152 11970 0 11725 22 8 14 17 0 8 2 lockfpl 104 420 0 418 2 1 1 2 0 8 0 lockfspl 48 111 0 109 1 0 1 1 0 8 0 sessionpl 144 92 0 76 1 0 1 1 0 8 0 pgrppl 48 238 0 214 1 0 1 1 0 8 0 ucredpl 104 1767 0 1748 1 0 1 1 0 8 0 zombiepl 144 2302 0 2298 1 0 1 1 0 8 0 processpl 1160 2353 0 2298 8 2 6 6 0 8 1 procpl 648 4027 0 3969 10 3 7 7 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 23 0 23 6 6 0 1 0 8 0 sockpl 664 3855 0 3824 64 57 7 18 0 8 4 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 269 0 0 31 0 31 31 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 389 0 0 20 0 20 20 0 8 0 bufpl 280 9022 0 1779 518 0 518 518 0 8 0 anonpl 24 399980 0 392240 117 38 79 86 0 185 32 amapchunkpl 152 56962 0 56352 80 39 41 48 0 158 14 amappl16 200 7938 0 7748 77 67 10 14 0 8 0 amappl15 192 10 0 10 1 1 0 1 0 8 0 amappl14 184 244 0 234 1 0 1 1 0 8 0 amappl13 176 27 0 27 2 2 0 1 0 8 0 amappl12 168 4074 0 4040 6 3 3 3 0 8 1 amappl11 160 51 0 41 1 0 1 1 0 8 0 amappl10 152 27 0 27 1 1 0 1 0 8 0 amappl9 144 167 0 167 1 1 0 1 0 8 0 amappl8 136 38 0 36 1 0 1 1 0 8 0 amappl7 128 242 0 232 1 0 1 1 0 8 0 amappl6 120 858 0 856 1 0 1 1 0 8 0 amappl5 112 410 0 400 1 0 1 1 0 8 0 amappl4 104 497 0 481 1 0 1 1 0 8 0 amappl3 96 9479 0 9385 6 2 4 4 0 8 0 amappl2 88 2700 0 2622 4 2 2 3 0 8 0 amappl1 80 18198 0 17649 16 2 14 14 0 8 0 amappl 88 16426 0 16243 7 1 6 6 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 44 0 2 1 0 1 1 0 8 0 uaddrrnd 24 2334 0 2299 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2334 0 2299 1 0 1 1 0 8 0 vmmpekpl 168 21490 0 21424 4 0 4 4 0 8 0 vmmpepl 168 148226 0 146139 137 40 97 103 0 357 1 vmsppl 440 2333 0 2299 6 0 6 6 0 8 0 rwobjpl 56 47913 0 42354 84 5 79 79 0 8 0 pdppl 4096 4675 0 4598 329 246 83 113 0 8 6 pvpl 32 46672 0 0 377 2 375 375 0 265 0 pmappl 248 2333 0 2299 6 2 4 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 767 0 367 13 0 13 13 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace fifo_write(ffff80002b5f65a0) at fifo_write+0x6e sys/miscfs/fifofs/fifo_vnops.c:281 VOP_WRITE(fffffd806a420520,ffff80002b5f6638,8,fffffd807f7d33a8) at VOP_WRITE+0x102 sys/kern/vfs_vops.c:245 vn_rdwr(1,fffffd806a420520,ffff800029fe6400,107,0,1,61c99111eb1060a7,ffff80002b5f6760,fffffd806a420520,78) at vn_rdwr+0x12d sys/kern/vfs_vnops.c:324 ufs_symlink(ffff80002b5f6760) at ufs_symlink+0x1ee sys/ufs/ufs/ufs_vnops.c:1309 VOP_SYMLINK(fffffd806a4200e8,ffff80002b5f68e0,ffff80002b5f6910,ffff80002b5f6810,ffff800029fe6400) at VOP_SYMLINK+0x11a sys/kern/vfs_vops.c:432 dosymlinkat(ffff8000ffff4a40,200002c0,ffffff9c,20000040) at dosymlinkat+0x1dd sys/kern/vfs_syscalls.c:1806 syscall(ffff80002b5f6a90) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002b5f6a90) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x96e66c0cbb0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) 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 _copyin() at _copyin+0x64 syscall(ffff800037bdecc0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800037bdecc0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x24463407080, count: 9 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) 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 _copyin() at _copyin+0x64 syscall(ffff800037bdecc0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800037bdecc0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x24463407080, count: -6