Ubuntu
dosfstools package

fsck.vfat crashes

Bug #1103146 reported by Tomas Brandysky
10
This bug affects 2 people
Affects Status Importance Assigned to Milestone
dosfstools (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

root@Rezak:~# fsck.vfat -v /dev/sdh
dosfsck 3.0.12 (29 Oct 2011)
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
Checking we can access the last sector of the filesystem
Boot sector contents:
System ID "MSDOS5.0"
Media byte 0xf8 (hard disk)
       512 bytes per logical sector
     65536 bytes per cluster
         6 reserved sectors
First FAT starts at byte 3072 (sector 6)
         2 FATs, 16 bit entries
    104960 bytes per FAT (= 205 sectors)
Root directory starts at byte 212992 (sector 416)
       512 root directory entries
Data area starts at byte 229376 (sector 448)
     52284 data clusters (3426484224 bytes)
63 sectors/track, 255 heads
         0 hidden sectors
   6692864 sectors total
/.Trash-1000
  Contains a free cluster (400). Assuming EOF.
/eReading/knihovna/muzi-kteri-nenavidi-zeny.epub
  File size is 1179164 bytes, cluster chain length is > 1179648 bytes.
  Truncating file to 1179164 bytes.
Checking for unused clusters.
Reclaimed 10 unused clusters (655360 bytes).
Leaving file system unchanged.
/dev/sdh: 58 files, 420/52284 clusters

root@Rezak:~# fdisk -l /dev/sdh

Disk /dev/sdh: 3426 MB, 3426746368 bytes
106 heads, 62 sectors/track, 1018 cylinders, total 6692864 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x6f20736b

This doesn't look like a partition table
Probably you selected the wrong device.

   Device Boot Start End Blocks Id System
/dev/sdh1 ? 778135908 1919645538 570754815+ 72 Unknown
/dev/sdh2 ? 168689522 2104717761 968014120 65 Novell Netware 386
/dev/sdh3 ? 1869881465 3805909656 968014096 79 Unknown
/dev/sdh4 ? 0 3637226495 1818613248 d Unknown

Partition table entries are not in disk order
root@Rezak:~#

root@Rezak:~# fsck.vfat -v /dev/sdh -a
dosfsck 3.0.12 (29 Oct 2011)
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
Checking we can access the last sector of the filesystem
Boot sector contents:
System ID "MSDOS5.0"
Media byte 0xf8 (hard disk)
       512 bytes per logical sector
     65536 bytes per cluster
         6 reserved sectors
First FAT starts at byte 3072 (sector 6)
         2 FATs, 16 bit entries
    104960 bytes per FAT (= 205 sectors)
Root directory starts at byte 212992 (sector 416)
       512 root directory entries
Data area starts at byte 229376 (sector 448)
     52284 data clusters (3426484224 bytes)
63 sectors/track, 255 heads
         0 hidden sectors
   6692864 sectors total
/.Trash-1000
  Contains a free cluster (400). Assuming EOF.
/eReading/knihovna/muzi-kteri-nenavidi-zeny.epub
  File size is 1179164 bytes, cluster chain length is > 1179648 bytes.
  Truncating file to 1179164 bytes.
Reclaiming unconnected clusters.
*** buffer overflow detected ***: fsck.vfat terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7f8b29268807]
/lib/x86_64-linux-gnu/libc.so.6(+0x109700)[0x7f8b29267700]
/lib/x86_64-linux-gnu/libc.so.6(+0x108b69)[0x7f8b29266b69]
/lib/x86_64-linux-gnu/libc.so.6(_IO_default_xsputn+0xdd)[0x7f8b291da13d]
/lib/x86_64-linux-gnu/libc.so.6(_IO_vfprintf+0x1d42)[0x7f8b291a8702]
/lib/x86_64-linux-gnu/libc.so.6(__vsprintf_chk+0x94)[0x7f8b29266c04]
/lib/x86_64-linux-gnu/libc.so.6(__sprintf_chk+0x7d)[0x7f8b29266b4d]
fsck.vfat[0x404409]
fsck.vfat[0x40645d]
fsck.vfat[0x401442]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)[0x7f8b2917f76d]
fsck.vfat[0x401525]
======= Memory map: ========
00400000-0040c000 r-xp 00000000 08:07 131142 /sbin/dosfsck
0060b000-0060c000 r--p 0000b000 08:07 131142 /sbin/dosfsck
0060c000-0060d000 rw-p 0000c000 08:07 131142 /sbin/dosfsck
0060d000-0060f000 rw-p 00000000 00:00 0
02514000-0254e000 rw-p 00000000 00:00 0 [heap]
7f8b28f48000-7f8b28f5d000 r-xp 00000000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b28f5d000-7f8b2915c000 ---p 00015000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b2915c000-7f8b2915d000 r--p 00014000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b2915d000-7f8b2915e000 rw-p 00015000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b2915e000-7f8b29313000 r-xp 00000000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f8b29313000-7f8b29512000 ---p 001b5000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f8b29512000-7f8b29516000 r--p 001b4000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f8b29516000-7f8b29518000 rw-p 001b8000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f8b29518000-7f8b2951d000 rw-p 00000000 00:00 0
7f8b2951d000-7f8b2953f000 r-xp 00000000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7f8b29649000-7f8b2971a000 rw-p 00000000 00:00 0
7f8b2973b000-7f8b2973f000 rw-p 00000000 00:00 0
7f8b2973f000-7f8b29740000 r--p 00022000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7f8b29740000-7f8b29742000 rw-p 00023000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7fffc94d1000-7fffc94f2000 rw-p 00000000 00:00 0 [stack]
7fffc95af000-7fffc95b0000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Aborted (core dumped)
root@Rezak:~#

root@Rezak:~# dosfsck -a -w /dev/sdh
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
/.Trash-1000
  Contains a free cluster (400). Assuming EOF.
/eReading/knihovna/muzi-kteri-nenavidi-zeny.epub
  File size is 1179164 bytes, cluster chain length is > 1179648 bytes.
  Truncating file to 1179164 bytes.
*** buffer overflow detected ***: dosfsck terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7f7a9db5f807]
/lib/x86_64-linux-gnu/libc.so.6(+0x109700)[0x7f7a9db5e700]
/lib/x86_64-linux-gnu/libc.so.6(+0x108b69)[0x7f7a9db5db69]
/lib/x86_64-linux-gnu/libc.so.6(_IO_default_xsputn+0xdd)[0x7f7a9dad113d]
/lib/x86_64-linux-gnu/libc.so.6(_IO_vfprintf+0x1d42)[0x7f7a9da9f702]
/lib/x86_64-linux-gnu/libc.so.6(__vsprintf_chk+0x94)[0x7f7a9db5dc04]
/lib/x86_64-linux-gnu/libc.so.6(__sprintf_chk+0x7d)[0x7f7a9db5db4d]
dosfsck[0x404409]
dosfsck[0x40645d]
dosfsck[0x401442]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)[0x7f7a9da7676d]
dosfsck[0x401525]
======= Memory map: ========
00400000-0040c000 r-xp 00000000 08:07 131142 /sbin/dosfsck
0060b000-0060c000 r--p 0000b000 08:07 131142 /sbin/dosfsck
0060c000-0060d000 rw-p 0000c000 08:07 131142 /sbin/dosfsck
0060d000-0060f000 rw-p 00000000 00:00 0
00948000-00982000 rw-p 00000000 00:00 0 [heap]
7f7a9d83f000-7f7a9d854000 r-xp 00000000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f7a9d854000-7f7a9da53000 ---p 00015000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f7a9da53000-7f7a9da54000 r--p 00014000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f7a9da54000-7f7a9da55000 rw-p 00015000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f7a9da55000-7f7a9dc0a000 r-xp 00000000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f7a9dc0a000-7f7a9de09000 ---p 001b5000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f7a9de09000-7f7a9de0d000 r--p 001b4000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f7a9de0d000-7f7a9de0f000 rw-p 001b8000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f7a9de0f000-7f7a9de14000 rw-p 00000000 00:00 0
7f7a9de14000-7f7a9de36000 r-xp 00000000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7f7a9df40000-7f7a9e011000 rw-p 00000000 00:00 0
7f7a9e032000-7f7a9e036000 rw-p 00000000 00:00 0
7f7a9e036000-7f7a9e037000 r--p 00022000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7f7a9e037000-7f7a9e039000 rw-p 00023000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7fffdcd11000-7fffdcd32000 rw-p 00000000 00:00 0 [stack]
7fffdcdff000-7fffdce00000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Aborted (core dumped)

root@Rezak:~# fsck.vfat -v /dev/sdh
dosfsck 3.0.12 (29 Oct 2011)
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
Checking we can access the last sector of the filesystem
Boot sector contents:
System ID "MSDOS5.0"
Media byte 0xf8 (hard disk)
       512 bytes per logical sector
     65536 bytes per cluster
         6 reserved sectors
First FAT starts at byte 3072 (sector 6)
         2 FATs, 16 bit entries
    104960 bytes per FAT (= 205 sectors)
Root directory starts at byte 212992 (sector 416)
       512 root directory entries
Data area starts at byte 229376 (sector 448)
     52284 data clusters (3426484224 bytes)
63 sectors/track, 255 heads
         0 hidden sectors
   6692864 sectors total
Checking for unused clusters.
Reclaimed 10 unused clusters (655360 bytes).
Leaving file system unchanged.
/dev/sdh: 55 files, 418/52284 clusters

root@Rezak:~# fsck.vfat -v /dev/sdh -a
dosfsck 3.0.12 (29 Oct 2011)
dosfsck 3.0.12, 29 Oct 2011, FAT32, LFN
Checking we can access the last sector of the filesystem
Boot sector contents:
System ID "MSDOS5.0"
Media byte 0xf8 (hard disk)
       512 bytes per logical sector
     65536 bytes per cluster
         6 reserved sectors
First FAT starts at byte 3072 (sector 6)
         2 FATs, 16 bit entries
    104960 bytes per FAT (= 205 sectors)
Root directory starts at byte 212992 (sector 416)
       512 root directory entries
Data area starts at byte 229376 (sector 448)
     52284 data clusters (3426484224 bytes)
63 sectors/track, 255 heads
         0 hidden sectors
   6692864 sectors total
Reclaiming unconnected clusters.
*** buffer overflow detected ***: fsck.vfat terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7f190c3d4807]
/lib/x86_64-linux-gnu/libc.so.6(+0x109700)[0x7f190c3d3700]
/lib/x86_64-linux-gnu/libc.so.6(+0x108b69)[0x7f190c3d2b69]
/lib/x86_64-linux-gnu/libc.so.6(_IO_default_xsputn+0xdd)[0x7f190c34613d]
/lib/x86_64-linux-gnu/libc.so.6(_IO_vfprintf+0x1d42)[0x7f190c314702]
/lib/x86_64-linux-gnu/libc.so.6(__vsprintf_chk+0x94)[0x7f190c3d2c04]
/lib/x86_64-linux-gnu/libc.so.6(__sprintf_chk+0x7d)[0x7f190c3d2b4d]
fsck.vfat[0x404409]
fsck.vfat[0x40645d]
fsck.vfat[0x401442]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed)[0x7f190c2eb76d]
fsck.vfat[0x401525]
======= Memory map: ========
00400000-0040c000 r-xp 00000000 08:07 131142 /sbin/dosfsck
0060b000-0060c000 r--p 0000b000 08:07 131142 /sbin/dosfsck
0060c000-0060d000 rw-p 0000c000 08:07 131142 /sbin/dosfsck
0060d000-0060f000 rw-p 00000000 00:00 0
014c2000-014fc000 rw-p 00000000 00:00 0 [heap]
7f190c0b4000-7f190c0c9000 r-xp 00000000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f190c0c9000-7f190c2c8000 ---p 00015000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f190c2c8000-7f190c2c9000 r--p 00014000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f190c2c9000-7f190c2ca000 rw-p 00015000 08:07 4325388 /lib/x86_64-linux-gnu/libgcc_s.so.1
7f190c2ca000-7f190c47f000 r-xp 00000000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f190c47f000-7f190c67e000 ---p 001b5000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f190c67e000-7f190c682000 r--p 001b4000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f190c682000-7f190c684000 rw-p 001b8000 08:07 4325719 /lib/x86_64-linux-gnu/libc-2.15.so
7f190c684000-7f190c689000 rw-p 00000000 00:00 0
7f190c689000-7f190c6ab000 r-xp 00000000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7f190c7b5000-7f190c886000 rw-p 00000000 00:00 0
7f190c8a7000-7f190c8ab000 rw-p 00000000 00:00 0
7f190c8ab000-7f190c8ac000 r--p 00022000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7f190c8ac000-7f190c8ae000 rw-p 00023000 08:07 4334511 /lib/x86_64-linux-gnu/ld-2.15.so
7fff6cd5d000-7fff6cd7e000 rw-p 00000000 00:00 0 [stack]
7fff6cdff000-7fff6ce00000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Aborted (core dumped)

Tags: bot-comment
Revision history for this message
Ubuntu Foundations Team Bug Bot (crichton) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. It seems that your bug report is not filed about a specific source package though, rather it is just filed against Ubuntu in general. It is important that bug reports be filed about source packages so that people interested in the package can find the bugs about it. You can find some hints about determining what package your bug might be about at https://wiki.ubuntu.com/Bugs/FindRightPackage. You might also ask for help in the #ubuntu-bugs irc channel on Freenode.

To change the source package that this bug is filed about visit https://bugs.launchpad.net/ubuntu/+bug/1103146/+editstatus and add the package name in the text box next to the word Package.

[This is an automated message. I apologize if it reached you inappropriately; please just reply to this message indicating so.]

tags: added: bot-comment
Revision history for this message
Fabio Marconi (fabiomarconi) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. This bug did not have a package associated with it, which is important for ensuring that it gets looked at by the proper developers. You can learn more about finding the right package at https://wiki.ubuntu.com/Bugs/FindRightPackage . I have classified this bug as a bug in dosfstools.

When reporting bugs in the future please use apport by using 'ubuntu-bug' and the name of the package affected. You can learn more about this functionality at https://help.ubuntu.com/community/ReportingBugs.

affects: ubuntu → dosfstools (Ubuntu)
Revision history for this message
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in dosfstools (Ubuntu):
status: New → Confirmed
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