segfault in libmagic1

[Brian J. Murrell]

Binary package hint: file

I got the following segfault trying to use "file" on a file:

#0 memchr () at ../sysdeps/i386/memchr.S:184
#1 0x009f6835 in mcopy (ms=<value optimized out>, p=<value optimized out>,
    type=17, indir=0,
    s=0x858aee8 "[Strings.0409]\r\n;Localizable\r\nSimulator.DeviceDesc", ' ' <repeats 12 times>, "= \"Simulator for Microsoft Windows SideShow\"\r\nUSB\\MS_COMP_SIDESHW.DeviceDesc = \"Microsoft Windows SideShow-compatible device\"\r\n\r\n;Non-Loc"..., offset=0, nbytes=766, linecnt=100) at softmagic.c:949
#2 0x009f7f50 in mget (ms=0x856f4c0, s=<value optimized out>, m=0xb76f2720,
    nbytes=766, cont_level=0) at softmagic.c:1031
#3 0x009f9233 in match (ms=0x856f4c0,
    buf=0x858aee8 "[Strings.0409]\r\n;Localizable\r\nSimulator.DeviceDesc", ' ' <repeats 12 times>, "= \"Simulator for Microsoft Windows SideShow\"\r\nUSB\\MS_COMP_SIDESHW.DeviceDesc = \"Microsoft Windows SideShow-compatible device\"\r\n\r\n;Non-Loc"..., nbytes=766, mode=0) at softmagic.c:138
#4 file_softmagic (ms=0x856f4c0,
    buf=0x858aee8 "[Strings.0409]\r\n;Localizable\r\nSimulator.DeviceDesc", ' ' <repeats 12 times>, "= \"Simulator for Microsoft Windows SideShow\"\r\nUSB\\MS_COMP_SIDESHW.DeviceDesc = \"Microsoft Windows SideShow-compatible device\"\r\n\r\n;Non-Loc"..., nbytes=766, mode=0) at softmagic.c:74
#5 0x009f9810 in file_ascmagic_with_encoding (ms=0x856f4c0,
    buf=0x856f8a8 "\377\376[", nbytes=1535, ubuf=0x85896e0, ulen=766,
    code=0xa06672 "Little-endian UTF-16 Unicode", type=0xa06640 "text")
    at ascmagic.c:153
#6 0x009fa04c in file_ascmagic (ms=0x856f4c0, buf=0x856f8a8 "\377\376[",
    nbytes=1535) at ascmagic.c:96
#7 0x00a00456 in file_buffer (ms=0x856f4c0, fd=3,
    inname=0xbfc78ef4 "Windows/winsxs/x86_windowssideshowenha..river.inf.resources_31bf3856ad364e35_6.1.7600.16385_en-us_ee44b28c2fcbbce3/WindowsSideShowEnhancedDriver.inf_loc", buf=0x856f8a8, nb=1536) at funcs.c:257
#8 0x009f1f3e in file_or_fd (ms=<value optimized out>,
    inname=<value optimized out>, fd=3) at magic.c:336
#9 0x08048f10 in ?? ()
#10 0x08049a58 in ?? ()
#11 0x0031bbd6 in __libc_start_main (main=0x8049030, argc=1084,
    ubp_av=0xbfc69ac4, init=0x8049c20, fini=0x8049c10,
    rtld_fini=0xe050c0 <_dl_fini>, stack_end=0xbfc69abc) at libc-start.c:226
#12 0x08048c41 in ?? ()

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: file 5.03-5ubuntu1
ProcVersionSignature: Ubuntu 2.6.32-22.36-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic i686
Architecture: i386
Date: Fri Aug 20 06:20:44 2010
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SourcePackage: file

[Steffen Röcker (sroecker)]

Can you attach the file?
Otherwise "hexdump -C file | head -10" would be interesting.

[Launchpad Janitor (janitor)]

[Expired for file (Ubuntu) because there has been no activity for 60 days.]