simple-scan crashes when saving pdf

[Thomas Novin]

Binary package hint: simple-scan

1. Scan document as text, two pages
2. Rotate the scanned document CC
3. Save as PDF
4. Crash with the following output on console:

$ simple-scan
simple-scan: malloc.c:3096: sYSMALLOc: Assertion `(old_top == (((mbinptr) (((char *) &((av)->bins[((1) - 1) * 2])) - __builtin_offsetof (struct malloc_chunk, fd)))) && old_size == 0) || ((unsigned long) (old_size) >= (unsigned long)((((__builtin_offsetof (struct malloc_chunk, fd_nextsize))+((2 * (sizeof(size_t))) - 1)) & ~((2 * (sizeof(size_t))) - 1))) && ((old_top)->size & 0x1) && ((unsigned long)old_end & pagemask) == 0)' failed.
Aborted

5. Filesize of PDF = 124 bytes.

ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: simple-scan 2.32.0-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.35-22.35-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic i686
NonfreeKernelModules: nvidia
Architecture: i386
Date: Wed Nov 3 23:37:32 2010
DriverPackageVersions:
 libsane 1.0.21-2ubuntu2
 libsane-extras N/A
 hplip 3.10.6-1ubuntu10
 hpoj N/A
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha i386 (20100403)
MachineType: Gigabyte Technology Co., Ltd. EP35-DS3
ProcCmdLine: BOOT_IMAGE=/vmlinuz-2.6.35-22-generic root=UUID=6ae7b470-c1b2-4b13-9fda-23870d430a88 ro quiet splash
ProcEnviron:
 PATH=(custom, user)
 LANG=en_DK.utf8
 SHELL=/bin/bash
SimpleScanLog:

SourcePackage: simple-scan
dmi.bios.date: 06/19/2009
dmi.bios.vendor: Award Software International, Inc.
dmi.bios.version: F4
dmi.board.name: EP35-DS3
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF4:bd06/19/2009:svnGigabyteTechnologyCo.,Ltd.:pnEP35-DS3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnEP35-DS3:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
dmi.product.name: EP35-DS3
dmi.sys.vendor: Gigabyte Technology Co., Ltd.