Bug#335102: apt-cache search segfaults
Package: apt
Version: 0.6.42
Severity: important
apt-cache search <anything> segfaults. Other apt-cache commands seem to be ok.
0.6.41 doesn't exhibit this problem.
dannf@krebs:/space/debian/apt-0.6.42$ LD_LIBRARY_PATH=/usr/lib/debug gdb ./build/bin/apt-cache core
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This GDB was configured as "ia64-linux"...Using host libthread_db library "/usr/lib/debug/libthread_db.so.1".
Core was generated by `./build/bin/apt-cache search foo'.
Program terminated with signal 11, Segmentation fault.
warning: current_sos: Can't read pathname for load map: Input/output error
Reading symbols from /usr/lib/libapt-pkg-libc6.3-6.so.3.10...done.
Loaded symbols for /usr/lib/libapt-pkg-libc6.3-6.so.3.10
Reading symbols from /usr/lib/libstdc++.so.6...done.
Loaded symbols for /usr/lib/libstdc++.so.6
Reading symbols from /usr/lib/debug/libm.so.6.1...done.
Loaded symbols for /usr/lib/debug/libm.so.6.1
Reading symbols from /lib/libgcc_s.so.1...done.
Loaded symbols for /lib/libgcc_s.so.1
Reading symbols from /lib/libunwind.so.7...done.
Loaded symbols for /lib/libunwind.so.7
Reading symbols from /usr/lib/debug/libc.so.6.1...done.
Loaded symbols for /usr/lib/debug/libc.so.6.1
Reading symbols from /lib/ld-linux-ia64.so.2...Reading symbols from /usr/lib/debug/lib/ld-2.3.5.so...done.
done.
Loaded symbols for /lib/ld-linux-ia64.so.2
#0 LocalityCompare (a=0x2000000000e90150, b=Variable "b" is not available.
) at apt-cache.cc:64
64 if (A->File == B->File)
(gdb) bt
#0 LocalityCompare (a=0x2000000000e90150, b=Variable "b" is not available.
) at apt-cache.cc:64
#1 0x20000000004eeac0 in msort_with_tmp (b=0x2000000000e90150, n=2, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:74
#2 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90150, n=5, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#3 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90150, n=10, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#4 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90150, n=21, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#5 0x20000000004eea40 in msort_with_tmp (b=0x2000000000e90010, n=41, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:48
#6 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=83, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#7 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=167, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#8 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=335, s=16,
---Type <return> to continue, or q <return> to quit---
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#9 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=670, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#10 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=1340, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#11 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=2680, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#12 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=5361, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#13 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=10722, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#14 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90010, n=21445, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
#15 0x20000000004eeec0 in *__GI_qsort (b=0x2000000000e90010, n=21445, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>) at msort.c:154
---Type <return> to continue, or q <return> to quit---
#16 0x4000000000004520 in LocalitySort (begin=0x2000000000e90010, Count=21445,
Size=16) at apt-cache.cc:72
#17 0x4000000000011040 in Search (CmdL=Variable "CmdL" is not available.
) at apt-cache.cc:1298
#18 0x20000000000a8100 in CommandLine::DispatchArg ()
from /usr/lib/libapt-pkg-libc6.3-6.so.3.10
#19 0x4000000000017a60 in main (argc=3, argv=Variable "argv" is not available.
) at apt-cache.cc:1798
(gdb) bt all
No symbol "all" in current context.
(gdb) btall
Undefined command: "btall". Try "help".
(gdb) bt full
#0 LocalityCompare (a=0x2000000000e90150, b=Variable "b" is not available.
) at apt-cache.cc:64
A = (pkgCache::VerFile *) 0x79
B = (pkgCache::VerFile *) 0x200000000
#1 0x20000000004eeac0 in msort_with_tmp (b=0x2000000000e90150, n=2, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:74
tmp = 0x2000000000ee4010 "\uffffb\201"
b1 = 0x2000000000e90150 "P\uffff\uffff"
b2 = 0x2000000000e90160 ""
n1 = 1
n2 = 1
#2 0x20000000004eea10 in msort_with_tmp (b=0x2000000000e90150, n=5, s=16,
cmp=@0x400000000001b780: 0x4000000000004440 <LocalityCompare(void const*, void const*)>, t=0x2000000000ee4010 "\uffffb\201") at msort.c:47
tmp = Variable "tmp" is not available.
(gdb)
-- Package-specific info:
-- (no /etc/apt/preferences present) --
-- /etc/apt/sources.list --
deb http://mirrors.kernel.org/debian unstable main non-free
deb-src http://mirrors.kernel.org/debian unstable main non-free
-- System Information:
Debian Release: testing/unstable
APT prefers unstable
APT policy: (500, 'unstable'), (500, 'stable'), (1, 'experimental')
Architecture: ia64
Shell: /bin/sh linked to /bin/bash
Kernel: Linux 2.6.12-1-mckinley
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
Versions of packages apt depends on:
ii libc6.1 2.3.5-7 GNU C Library: Shared libraries an
ii libgcc1 1:4.0.2-2 GCC support library
ii libstdc++6 4.0.2-2 The GNU Standard C++ Library v3
ii libunwind7 0.98.5-8 A library to determine the call-ch
apt recommends no packages.
-- no debconf information
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