Search compactor crashes with double free or corruption error
Imported from https://youtrack.roxen.com/issue/PIKE-41
Reported by Marcus Wellhardh wellhard@roxen.com
: Search: Notice: Starting database compactor with Pike v8.0 release 408
*** Error in `/usr/local/roxen/server-6.1.200/bin/roxen': double free or corruption (!prev): 0x0000000001361da0 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7d053)[0x7f16c0b04053]
/usr/local/roxen/server-6.1.200/pike/lib/modules/_WhiteFish.so(+0x7fc9)[0x7f16b6554fc9]
/usr/local/roxen/server-6.1.200/pike/lib/modules/_WhiteFish.so(+0x71c5)[0x7f16b65541c5]
/usr/local/roxen/server-6.1.200/bin/roxen[0x42d6f2]
/usr/local/roxen/server-6.1.200/bin/roxen[0x42df68]
[0x7f16b64f1aff]
======= Memory map: ========
00400000-00690000 r-xp 00000000 fd:02 65931137 /usr/local/roxen/server-6.1.200/bin/roxen
00890000-00891000 r--p 00290000 fd:02 65931137 /usr/local/roxen/server-6.1.200/bin/roxen
00891000-00893000 rw-p 00291000 fd:02 65931137 /usr/local/roxen/server-6.1.200/bin/roxen
00893000-008f3000 rw-p 00000000 00:00 0
01246000-070af000 rw-p 00000000 00:00 0 [heap]