grub-mount assert failure: *** glibc detected *** grub-mount: free(): corrupted unsorted chunks: 0x0000000001562c90 ***

Bug #758515 reported by Brad Heap on 2011-04-12
This bug affects 1 person
Affects Status Importance Assigned to Milestone
grub2 (Ubuntu)

Bug Description

Binary package hint: grub2

After upgrade to 11.04 beta

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: grub-common 1.99~rc1-12ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic
Uname: Linux 2.6.38-8-generic x86_64
Architecture: amd64
AssertionMessage: *** glibc detected *** grub-mount: free(): corrupted unsorted chunks: 0x0000000001562c90 ***
Date: Tue Apr 12 17:19:28 2011
ExecutablePath: /usr/bin/grub-mount
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Beta amd64 (20100316)
ProcCmdline: grub-mount /dev/sdb1 /var/lib/os-prober/mount
 PATH=(custom, user)
Signal: 6
SourcePackage: grub2
 raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 abort () at abort.c:92
 __libc_message (do_abort=2, fmt=0x7f8c24bfa400 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
 malloc_printerr (av=<value optimised out>, p=0x1562c80) at malloc.c:6283
 _int_free (av=<value optimised out>, p=0x1562c80) at malloc.c:4795
Title: grub-mount assert failure: *** glibc detected *** grub-mount: free(): corrupted unsorted chunks: 0x0000000001562c90 ***
UpgradeStatus: Upgraded to natty on 2011-04-12 (0 days ago)

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #756297, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.

visibility: private → public
tags: removed: need-amd64-retrace
Brad Heap (nzv8fan) wrote :

The duplicate report is talking about a FAT partition. This disk contains ext4 and NTFS partitions.

Colin Watson (cjwatson) wrote :

Do you still have the original crash file, or can you reproduce this? The retracer has deleted it.

What filesystem is on /dev/sdb1? Is it small enough (and clean of sensitive information) that I could get a copy of it?

Brad Heap (nzv8fan) wrote :

The bug report was filed via apport - I am not sure if it saves the crash files somewhere.

I don't have sdb only sda... here is the result of fdisk -l

Disk /dev/sda: 250.1 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x97646c29

   Device Boot Start End Blocks Id System
/dev/sda1 1 1275 10241406 1c Hidden W95 FAT32 (LBA)
/dev/sda2 * 1276 13078 94800292 7 HPFS/NTFS
/dev/sda3 13317 30401 137235262+ f W95 Ext'd (LBA)
/dev/sda5 16476 26577 81140556 7 HPFS/NTFS
/dev/sda6 13317 16384 24643584 83 Linux
/dev/sda7 16385 16475 729088 82 Linux swap / Solaris
/dev/sda8 26578 30401 30716248+ 83 Linux

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