Panic for 6.0-BETA4 on AMD64

[Slawek Zak]

Hi,

A panic occured on tmpfs overfill. /tmp with tmpmfs was configured for
100MB size. Backtrace from debugger:

db> where
Tracing pid 60288 tid 100299 td 0xffffff02c3cba980
putc() at putc+0xa9
ttyoutput() at ttyoutput+0x2d
tputchar() at tputchar+0x35
putchar() at putchar+0xf8
kvprintf() at kvprintf+0x91
uprintf() at uprintf+0x22c
ffs_realloccg() at ffs_realloccg+0x974
ffs_balloc_ufs2() at ffs_balloc_ufs2+0x667
ffs_write() at ffs_write+0x28a
VOP_WRITE_APV() at VOP_WRITE_APV+0x6c
vn_write() at vn_write+0x1f3
dofilewrite() at dofilewrite+0x86
kern_writev() at kern_writev+0x51
write() at write+0x4a
syscall() at syscall+0x642
Xfast_syscall() at Xfast_syscall+0xa8
--- syscall (4, FreeBSD ELF64, write), rip = 0x3ef888bc, rsp =
0x7fffffffe008, rbp = 0x1000 ---