Your message dated Sun, 26 Apr 2009 20:17:53 +0200 with message-id <20090426181753.GH4902@hall.aurel32.net> and subject line Re: Bug#521556: [ia64] __gconv_find_shlib called with invalid arguments has caused the Debian Bug report #521556, regarding [ia64] __gconv_find_shlib called with invalid arguments to be marked as done. This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact owner@bugs.debian.org immediately.) -- 521556: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521556 Debian Bug Tracking System Contact owner@bugs.debian.org with problems
--- Begin Message ---
- To: bugs@debian.org
- Cc: pkg-clamav-devel@lists.debian.org
- Subject: [ia64] __gconv_find_shlib called with invalid arguments
- From: Michael Tautschnig <mt@debian.org>
- Date: Sat, 28 Mar 2009 14:18:49 +0100
- Message-id: <20090328131847.GA18248@l04.local>
- Mail-followup-to: Michael Tautschnig <mt@debian.org>, bugs@debian.org, pkg-clamav-devel@lists.debian.org
Package: libc6.1 Version: 2.9-6 In clamav 0.95+dfsg-1 we enabled the test suite to be run at build time. This includes tests using electric-fence, which showed a segmentation fault: /home/mt/clamav-0.95+dfsg/unit_tests/check_clamscan.sh: line 25: 26553 Bus error ../libtool --mode=execute $CLAMSCAN_WRAPPER ../clamscan/clamscan --quiet -dtest-db/test.hdb ../test/clam* --log=clamscan.log Debugging this one on merulo.d.o yields: ======================== GDB snippet 1 BEGIN =================================== (sid)mt@merulo:~/clamav-0.95+dfsg/unit_tests$ LD_LIBRARY_PATH=/usr/lib/debug/:../libclamav/.libs/ gdb --args ../clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam* --log=clamscan.log GNU gdb 6.8-debian Copyright (C) 2008 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "ia64-linux-gnu"... (gdb) set environment LD_PRELOAD /usr/lib/libefence.so (gdb) run Starting program: /home/mt/clamav-0.95+dfsg/clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam.arj ../test/clam-aspack.exe ../test/clam.bz2.zip ../test/clam.cab ../test/clam.chm ../test/clam.d64.zip ../test/clam.ea05.exe ../test/clam.ea06.exe ../test/clam.exe ../test/clam.exe.binhex ../test/clam.exe.bz2 ../test/clam.exe.html ../test/clam.exe.mbox.base64 ../test/clam.exe.mbox.uu ../test/clam.exe.rtf ../test/clam.exe.szdd ../test/clam-fsg.exe ../test/clam.impl.zip ../test/clam.mail ../test/clam-mew.exe ../test/clam-nsis.exe ../test/clam.ole.doc ../test/clam.pdf ../test/clam-pespin.exe ../test/clam-petite.exe ../test/clam.ppt ../test/clam.sis ../test/clam.tar.gz ../test/clam.tnef ../test/clam-upack.exe ../test/clam-upx.exe ../test/clam-v2.rar ../test/clam-v3.rar ../test/clam-wwpack.exe ../test/clam.zip --log=clamscan.log [Thread debugging using libthread_db enabled] Electric Fence 2.1 Copyright (C) 1987-1998 Bruce Perens. clamscan(27181): unaligned access to 0x2000000000ff3fb4, ip=0x200000000035a6c0 clamscan(27181): unaligned access to 0x2000000000ff3fc4, ip=0x200000000035a6c1 clamscan(27181): unaligned access to 0x2000000000ff3fc4, ip=0x200000000035a401 clamscan(27181): unaligned access to 0x2000000000ff3fb4, ip=0x200000000035a450 [New Thread 0x200000000058c000 (LWP 27181)] clamscan(27181): unaligned access to 0x2000000000d73b84, ip=0x2000000000016a71 Program received signal SIGBUS, Bus error. [Switching to Thread 0x200000000058c000 (LWP 27181)] 0x200000000002e390 in _dl_make_fptr (map=0x2000000000d73b5c, sym=0x2000000001508240, ip=2305843009235748800) at dl-fptr.c:194 194 dl-fptr.c: No such file or directory. in dl-fptr.c (gdb) where #0 0x200000000002e390 in _dl_make_fptr (map=0x2000000000d73b5c, sym=0x2000000001508240, ip=2305843009235748800) at dl-fptr.c:194 #1 0x20000000000188a0 in _dl_relocate_object (scope=0x2000000000d73ebc, lazy=<value optimized out>, consider_profiling=0) at ../sysdeps/ia64/dl-machine.h:432 #2 0x20000000000274f0 in dl_open_worker (a=0x60000fffff89acc8) at dl-open.c:404 #3 0x200000000001d160 in _dl_catch_error (objname=0xa023381e008811, errstring=Cannot access memory at address 0x47f ) at dl-error.c:178 #4 0x2000000000026050 in _dl_open (file=0x2000000000ff3fe4 "/usr/lib/gconv/UTF-16.so", mode=-2147483647, caller_dlopen=0x0, nsid=-2, argc=39, argv=0x60000fffff89f278, env=0x60000fffff89f3b8) at dl-open.c:596 #5 0x200000000052e480 in do_dlopen (ptr=<value optimized out>) at dl-libc.c:86 #6 0x200000000001d160 in _dl_catch_error (objname=0xa023381e008811, errstring=Cannot access memory at address 0x47f ) at dl-error.c:178 #7 0x200000000052e640 in dlerror_run (operate=0x2000000000049f40 <local+6376>, args=0x60000fffff89b060) at dl-libc.c:47 #8 0x200000000052e810 in *__GI___libc_dlopen_mode (name=0x2000000000ff3fe4 "/usr/lib/gconv/UTF-16.so", mode=-2147483647) at dl-libc.c:160 #9 0x200000000035a470 in __gconv_find_shlib (name=0xa023381e008811 <Address 0xa023381e008811 out of bounds>) at gconv_dl.c:118 #10 0x20000000003590a0 in find_module (directory=0x2000000001502d56 "/usr/lib/gconv/", filename=0x2000000001503334 "UTF-16.so", result=0x2000000000febf30) at gconv_cache.c:196 #11 0x2000000000359550 in __gconv_lookup_cache (toset=<value optimized out>, fromset=<value optimized out>, handle=0x60000fffff89b0e0, nsteps=0x60000fffff89b0e8, flags=0) at gconv_cache.c:395 #12 0x2000000000348fb0 in __gconv_find_transform (toset=0x60000fffff89b120 "UTF-16BE//", fromset=0x60000fffff89b100 "UTF-16LE//", handle=0x60000fffff89b0e0, nsteps=0x60000fffff89b0e8, flags=0) at gconv_db.c:729 #13 0x2000000000345b60 in __gconv_open (toset=0x60000fffff89b120 "UTF-16BE//", fromset=0x60000fffff89b100 "UTF-16LE//", handle=0x60000fffff89b140, flags=0) at gconv_open.c:174 #14 0x2000000000345090 in iconv_open (tocode=0x200000000019b5d0 "UTF-16BE", fromcode=0x2000000000db3ff4 "UTF-16LE") at iconv_open.c:72 #15 0x2000000000169c10 in encoding_normalize_toascii (in_m_area=0x60000fffff89b248, initial_encoding=0x200000000019b5e0 "UTF-16LE", out_m_area=0x60000fffff89b260) at entconv.c:680 #16 0x20000000000b1a70 in cli_filetype2 (desc=7, engine=0x2000000000d43f40) at filetypes.c:211 #17 0x20000000000a62b0 in cli_magic_scandesc (desc=7, ctx=0x60000fffff89c990) at scanners.c:1895 #18 0x2000000000124200 in ea05 (desc=6, ctx=0x60000fffff89c990, tmpd=0x2000000000dabfd0 "/tmp/clamav-8c75bd636466d470f366b5dbc17f0fd2") at autoit.c:375 #19 0x2000000000127d20 in cli_scanautoit (desc=6, ctx=0x60000fffff89c990, offset=<value optimized out>) at autoit.c:927 #20 0x20000000000affd0 in cli_scanraw (desc=6, ctx=0x60000fffff89c990, type=CL_TYPE_MSEXE, typercg=<value optimized out>, dettype=0x60000fffff89c6e0) at scanners.c:1773 #21 0x20000000000a68a0 in cli_magic_scandesc (desc=6, ctx=0x60000fffff89c990) at scanners.c:2083 #22 0x20000000000a9d30 in cl_scandesc (desc=6, virname=0x60000fffff89c9d0, scanned=0x600000000000cfa8, engine=0x2000000000d43f40, scanoptions=25143) at scanners.c:2135 #23 0x400000000000cc40 in scanfile (filename=0x2000000000d5bfe8 "../test/clam.ea05.exe", engine=0x2000000000d43f40, opts=0x20000000005bffb8, options=25143) at manager.c:150 #24 0x400000000000f340 in scanmanager (opts=0x20000000005bffb8) at manager.c:620 #25 0x400000000000b680 in main (argc=<value optimized out>, argv=0x60000fffff89f278) at clamscan.c:172 (gdb) quit ======================== GDB snippet 1 END ===================================== To track down those unaligned memory accesses, I did prctl --unaligned=signal and got (not that unexpected, because the listing above already shows out-of-bounds warnings): ======================== GDB snippet 2 BEGIN =================================== (sid)mt@merulo:~/clamav-0.95+dfsg/unit_tests$ LD_LIBRARY_PATH=/usr/lib/debug/:../libclamav/.libs/ gdb --args ../clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam* --log=clamscan.log GNU gdb 6.8-debian Copyright (C) 2008 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "ia64-linux-gnu"... (gdb) (gdb) set environment LD_PRELOAD /usr/lib/libefence.so (gdb) run Starting program: /home/mt/clamav-0.95+dfsg/clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam.arj ../test/clam-aspack.exe ../test/clam.bz2.zip ../test/clam.cab ../test/clam.chm ../test/clam.d64.zip ../test/clam.ea05.exe ../test/clam.ea06.exe ../test/clam.exe ../test/clam.exe.binhex ../test/clam.exe.bz2 ../test/clam.exe.html ../test/clam.exe.mbox.base64 ../test/clam.exe.mbox.uu ../test/clam.exe.rtf ../test/clam.exe.szdd ../test/clam-fsg.exe ../test/clam.impl.zip ../test/clam.mail ../test/clam-mew.exe ../test/clam-nsis.exe ../test/clam.ole.doc ../test/clam.pdf ../test/clam-pespin.exe ../test/clam-petite.exe ../test/clam.ppt ../test/clam.sis ../test/clam.tar.gz ../test/clam.tnef ../test/clam-upack.exe ../test/clam-upx.exe ../test/clam-v2.rar ../test/clam-v3.rar ../test/clam-wwpack.exe ../test/clam.zip --log=clamscan.log [Thread debugging using libthread_db enabled] Electric Fence 2.1 Copyright (C) 1987-1998 Bruce Perens. [New Thread 0x200000000058c000 (LWP 27583)] Program received signal SIGBUS, Bus error. [Switching to Thread 0x200000000058c000 (LWP 27583)] __gconv_find_shlib (name=0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>) at gconv_dl.c:94 94 gconv_dl.c: No such file or directory. in gconv_dl.c (gdb) where #0 __gconv_find_shlib (name=0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>) at gconv_dl.c:94 #1 0x20000000003590a0 in find_module (directory=0x2000000001502d56 "/usr/lib/gconv/", filename=0x2000000001503334 "UTF-16.so", result=0x2000000000febf30) at gconv_cache.c:196 #2 0x2000000000359550 in __gconv_lookup_cache (toset=<value optimized out>, fromset=<value optimized out>, handle=0x60000fffffc3f0e0, nsteps=0x60000fffffc3f0e8, flags=0) at gconv_cache.c:395 #3 0x2000000000348fb0 in __gconv_find_transform (toset=0x60000fffffc3f120 "UTF-16BE//", fromset=0x60000fffffc3f100 "UTF-16LE//", handle=0x60000fffffc3f0e0, nsteps=0x60000fffffc3f0e8, flags=0) at gconv_db.c:729 #4 0x2000000000345b60 in __gconv_open (toset=0x60000fffffc3f120 "UTF-16BE//", fromset=0x60000fffffc3f100 "UTF-16LE//", handle=0x60000fffffc3f140, flags=0) at gconv_open.c:174 #5 0x2000000000345090 in iconv_open (tocode=0x200000000019b5d0 "UTF-16BE", fromcode=0x2000000000db3ff4 "UTF-16LE") at iconv_open.c:72 #6 0x2000000000169c10 in encoding_normalize_toascii (in_m_area=0x60000fffffc3f248, initial_encoding=0x200000000019b5e0 "UTF-16LE", out_m_area=0x60000fffffc3f260) at entconv.c:680 #7 0x20000000000b1a70 in cli_filetype2 (desc=7, engine=0x2000000000d43f40) at filetypes.c:211 #8 0x20000000000a62b0 in cli_magic_scandesc (desc=7, ctx=0x60000fffffc40990) at scanners.c:1895 #9 0x2000000000124200 in ea05 (desc=6, ctx=0x60000fffffc40990, tmpd=0x2000000000dabfd0 "/tmp/clamav-fae3a83598f48147db2f1d0b619fff38") at autoit.c:375 #10 0x2000000000127d20 in cli_scanautoit (desc=6, ctx=0x60000fffffc40990, offset=<value optimized out>) at autoit.c:927 #11 0x20000000000affd0 in cli_scanraw (desc=6, ctx=0x60000fffffc40990, type=CL_TYPE_MSEXE, typercg=<value optimized out>, dettype=0x60000fffffc406e0) at scanners.c:1773 #12 0x20000000000a68a0 in cli_magic_scandesc (desc=6, ctx=0x60000fffffc40990) at scanners.c:2083 #13 0x20000000000a9d30 in cl_scandesc (desc=6, virname=0x60000fffffc409d0, scanned=0x600000000000cfa8, engine=0x2000000000d43f40, scanoptions=25143) at scanners.c:2135 #14 0x400000000000cc40 in scanfile (filename=0x2000000000d5bfe8 "../test/clam.ea05.exe", engine=0x2000000000d43f40, opts=0x20000000005bffb8, options=25143) at manager.c:150 #15 0x400000000000f340 in scanmanager (opts=0x20000000005bffb8) at manager.c:620 #16 0x400000000000b680 in main (argc=<value optimized out>, argv=0x60000fffffc43278) at clamscan.c:172 (gdb) quit ======================== GDB snippet 2 END ===================================== It seems there is some problem in computing the name parameter passed to __gconv_find_shlib. Please let me know if there is any further information that I could provide to help debugging this issue. The environment is still available on merulo.d.o, so should be reproducible at any time. Best, MichaelAttachment: pgpdkvqY0PGNM.pgp
Description: PGP signature
--- End Message ---
--- Begin Message ---
- To: Michael Tautschnig <mt@debian.org>, 521556-done@bugs.debian.org, pkg-clamav-devel@lists.debian.org
- Subject: Re: Bug#521556: [ia64] __gconv_find_shlib called with invalid arguments
- From: Aurelien Jarno <aurelien@aurel32.net>
- Date: Sun, 26 Apr 2009 20:17:53 +0200
- Message-id: <20090426181753.GH4902@hall.aurel32.net>
- In-reply-to: <20090328131847.GA18248@l04.local>
- References: <20090328131847.GA18248@l04.local>
On Sat, Mar 28, 2009 at 02:18:49PM +0100, Michael Tautschnig wrote: > Package: libc6.1 > Version: 2.9-6 > > In clamav 0.95+dfsg-1 we enabled the test suite to be run at build time. This > includes tests using electric-fence, which showed a segmentation fault: > > /home/mt/clamav-0.95+dfsg/unit_tests/check_clamscan.sh: line 25: 26553 Bus error ../libtool --mode=execute $CLAMSCAN_WRAPPER ../clamscan/clamscan --quiet -dtest-db/test.hdb ../test/clam* --log=clamscan.log > > Debugging this one on merulo.d.o yields: > > ======================== GDB snippet 1 BEGIN =================================== > > (sid)mt@merulo:~/clamav-0.95+dfsg/unit_tests$ LD_LIBRARY_PATH=/usr/lib/debug/:../libclamav/.libs/ gdb --args ../clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam* --log=clamscan.log > GNU gdb 6.8-debian > Copyright (C) 2008 Free Software Foundation, Inc. > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> > This is free software: you are free to change and redistribute it. > There is NO WARRANTY, to the extent permitted by law. Type "show copying" > and "show warranty" for details. > This GDB was configured as "ia64-linux-gnu"... > (gdb) set environment LD_PRELOAD /usr/lib/libefence.so > (gdb) run > Starting program: /home/mt/clamav-0.95+dfsg/clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam.arj ../test/clam-aspack.exe ../test/clam.bz2.zip ../test/clam.cab ../test/clam.chm ../test/clam.d64.zip ../test/clam.ea05.exe ../test/clam.ea06.exe ../test/clam.exe ../test/clam.exe.binhex ../test/clam.exe.bz2 ../test/clam.exe.html ../test/clam.exe.mbox.base64 ../test/clam.exe.mbox.uu ../test/clam.exe.rtf ../test/clam.exe.szdd ../test/clam-fsg.exe ../test/clam.impl.zip ../test/clam.mail ../test/clam-mew.exe ../test/clam-nsis.exe ../test/clam.ole.doc ../test/clam.pdf ../test/clam-pespin.exe ../test/clam-petite.exe ../test/clam.ppt ../test/clam.sis ../test/clam.tar.gz ../test/clam.tnef ../test/clam-upack.exe ../test/clam-upx.exe ../test/clam-v2.rar ../test/clam-v3.rar ../test/clam-wwpack.exe ../test/clam.zip --log=clamscan.log > [Thread debugging using libthread_db enabled] > > Electric Fence 2.1 Copyright (C) 1987-1998 Bruce Perens. > clamscan(27181): unaligned access to 0x2000000000ff3fb4, ip=0x200000000035a6c0 > clamscan(27181): unaligned access to 0x2000000000ff3fc4, ip=0x200000000035a6c1 > clamscan(27181): unaligned access to 0x2000000000ff3fc4, ip=0x200000000035a401 > clamscan(27181): unaligned access to 0x2000000000ff3fb4, ip=0x200000000035a450 > [New Thread 0x200000000058c000 (LWP 27181)] > clamscan(27181): unaligned access to 0x2000000000d73b84, ip=0x2000000000016a71 > > Program received signal SIGBUS, Bus error. > [Switching to Thread 0x200000000058c000 (LWP 27181)] > 0x200000000002e390 in _dl_make_fptr (map=0x2000000000d73b5c, sym=0x2000000001508240, ip=2305843009235748800) at dl-fptr.c:194 > 194 dl-fptr.c: No such file or directory. > in dl-fptr.c > (gdb) where > #0 0x200000000002e390 in _dl_make_fptr (map=0x2000000000d73b5c, sym=0x2000000001508240, ip=2305843009235748800) at dl-fptr.c:194 > #1 0x20000000000188a0 in _dl_relocate_object (scope=0x2000000000d73ebc, lazy=<value optimized out>, consider_profiling=0) at ../sysdeps/ia64/dl-machine.h:432 > #2 0x20000000000274f0 in dl_open_worker (a=0x60000fffff89acc8) at dl-open.c:404 > #3 0x200000000001d160 in _dl_catch_error (objname=0xa023381e008811, errstring=Cannot access memory at address 0x47f > ) at dl-error.c:178 > #4 0x2000000000026050 in _dl_open (file=0x2000000000ff3fe4 "/usr/lib/gconv/UTF-16.so", mode=-2147483647, caller_dlopen=0x0, nsid=-2, argc=39, argv=0x60000fffff89f278, > env=0x60000fffff89f3b8) at dl-open.c:596 > #5 0x200000000052e480 in do_dlopen (ptr=<value optimized out>) at dl-libc.c:86 > #6 0x200000000001d160 in _dl_catch_error (objname=0xa023381e008811, errstring=Cannot access memory at address 0x47f > ) at dl-error.c:178 > #7 0x200000000052e640 in dlerror_run (operate=0x2000000000049f40 <local+6376>, args=0x60000fffff89b060) at dl-libc.c:47 > #8 0x200000000052e810 in *__GI___libc_dlopen_mode (name=0x2000000000ff3fe4 "/usr/lib/gconv/UTF-16.so", mode=-2147483647) at dl-libc.c:160 > #9 0x200000000035a470 in __gconv_find_shlib (name=0xa023381e008811 <Address 0xa023381e008811 out of bounds>) at gconv_dl.c:118 > #10 0x20000000003590a0 in find_module (directory=0x2000000001502d56 "/usr/lib/gconv/", filename=0x2000000001503334 "UTF-16.so", result=0x2000000000febf30) at gconv_cache.c:196 > #11 0x2000000000359550 in __gconv_lookup_cache (toset=<value optimized out>, fromset=<value optimized out>, handle=0x60000fffff89b0e0, nsteps=0x60000fffff89b0e8, flags=0) > at gconv_cache.c:395 > #12 0x2000000000348fb0 in __gconv_find_transform (toset=0x60000fffff89b120 "UTF-16BE//", fromset=0x60000fffff89b100 "UTF-16LE//", handle=0x60000fffff89b0e0, nsteps=0x60000fffff89b0e8, > flags=0) at gconv_db.c:729 > #13 0x2000000000345b60 in __gconv_open (toset=0x60000fffff89b120 "UTF-16BE//", fromset=0x60000fffff89b100 "UTF-16LE//", handle=0x60000fffff89b140, flags=0) at gconv_open.c:174 > #14 0x2000000000345090 in iconv_open (tocode=0x200000000019b5d0 "UTF-16BE", fromcode=0x2000000000db3ff4 "UTF-16LE") at iconv_open.c:72 > #15 0x2000000000169c10 in encoding_normalize_toascii (in_m_area=0x60000fffff89b248, initial_encoding=0x200000000019b5e0 "UTF-16LE", out_m_area=0x60000fffff89b260) at entconv.c:680 > #16 0x20000000000b1a70 in cli_filetype2 (desc=7, engine=0x2000000000d43f40) at filetypes.c:211 > #17 0x20000000000a62b0 in cli_magic_scandesc (desc=7, ctx=0x60000fffff89c990) at scanners.c:1895 > #18 0x2000000000124200 in ea05 (desc=6, ctx=0x60000fffff89c990, tmpd=0x2000000000dabfd0 "/tmp/clamav-8c75bd636466d470f366b5dbc17f0fd2") at autoit.c:375 > #19 0x2000000000127d20 in cli_scanautoit (desc=6, ctx=0x60000fffff89c990, offset=<value optimized out>) at autoit.c:927 > #20 0x20000000000affd0 in cli_scanraw (desc=6, ctx=0x60000fffff89c990, type=CL_TYPE_MSEXE, typercg=<value optimized out>, dettype=0x60000fffff89c6e0) at scanners.c:1773 > #21 0x20000000000a68a0 in cli_magic_scandesc (desc=6, ctx=0x60000fffff89c990) at scanners.c:2083 > #22 0x20000000000a9d30 in cl_scandesc (desc=6, virname=0x60000fffff89c9d0, scanned=0x600000000000cfa8, engine=0x2000000000d43f40, scanoptions=25143) at scanners.c:2135 > #23 0x400000000000cc40 in scanfile (filename=0x2000000000d5bfe8 "../test/clam.ea05.exe", engine=0x2000000000d43f40, opts=0x20000000005bffb8, options=25143) at manager.c:150 > #24 0x400000000000f340 in scanmanager (opts=0x20000000005bffb8) at manager.c:620 > #25 0x400000000000b680 in main (argc=<value optimized out>, argv=0x60000fffff89f278) at clamscan.c:172 > (gdb) quit > > ======================== GDB snippet 1 END ===================================== > > To track down those unaligned memory accesses, I did prctl --unaligned=signal > and got (not that unexpected, because the listing above already shows > out-of-bounds warnings): > > ======================== GDB snippet 2 BEGIN =================================== > > (sid)mt@merulo:~/clamav-0.95+dfsg/unit_tests$ LD_LIBRARY_PATH=/usr/lib/debug/:../libclamav/.libs/ gdb --args ../clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam* --log=clamscan.log > GNU gdb 6.8-debian > Copyright (C) 2008 Free Software Foundation, Inc. > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> > This is free software: you are free to change and redistribute it. > There is NO WARRANTY, to the extent permitted by law. Type "show copying" > and "show warranty" for details. > This GDB was configured as "ia64-linux-gnu"... > (gdb) > (gdb) set environment LD_PRELOAD /usr/lib/libefence.so > (gdb) run > Starting program: /home/mt/clamav-0.95+dfsg/clamscan/.libs/clamscan --quiet -dtest-db/test.hdb ../test/clam.arj ../test/clam-aspack.exe ../test/clam.bz2.zip ../test/clam.cab ../test/clam.chm ../test/clam.d64.zip ../test/clam.ea05.exe ../test/clam.ea06.exe ../test/clam.exe ../test/clam.exe.binhex ../test/clam.exe.bz2 ../test/clam.exe.html ../test/clam.exe.mbox.base64 ../test/clam.exe.mbox.uu ../test/clam.exe.rtf ../test/clam.exe.szdd ../test/clam-fsg.exe ../test/clam.impl.zip ../test/clam.mail ../test/clam-mew.exe ../test/clam-nsis.exe ../test/clam.ole.doc ../test/clam.pdf ../test/clam-pespin.exe ../test/clam-petite.exe ../test/clam.ppt ../test/clam.sis ../test/clam.tar.gz ../test/clam.tnef ../test/clam-upack.exe ../test/clam-upx.exe ../test/clam-v2.rar ../test/clam-v3.rar ../test/clam-wwpack.exe ../test/clam.zip --log=clamscan.log > [Thread debugging using libthread_db enabled] > > Electric Fence 2.1 Copyright (C) 1987-1998 Bruce Perens. > [New Thread 0x200000000058c000 (LWP 27583)] > > Program received signal SIGBUS, Bus error. > [Switching to Thread 0x200000000058c000 (LWP 27583)] > __gconv_find_shlib (name=0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>) at gconv_dl.c:94 > 94 gconv_dl.c: No such file or directory. > in gconv_dl.c > (gdb) where > #0 __gconv_find_shlib (name=0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>) at gconv_dl.c:94 > #1 0x20000000003590a0 in find_module (directory=0x2000000001502d56 "/usr/lib/gconv/", filename=0x2000000001503334 "UTF-16.so", result=0x2000000000febf30) at gconv_cache.c:196 > #2 0x2000000000359550 in __gconv_lookup_cache (toset=<value optimized out>, fromset=<value optimized out>, handle=0x60000fffffc3f0e0, nsteps=0x60000fffffc3f0e8, flags=0) > at gconv_cache.c:395 > #3 0x2000000000348fb0 in __gconv_find_transform (toset=0x60000fffffc3f120 "UTF-16BE//", fromset=0x60000fffffc3f100 "UTF-16LE//", handle=0x60000fffffc3f0e0, nsteps=0x60000fffffc3f0e8, > flags=0) at gconv_db.c:729 > #4 0x2000000000345b60 in __gconv_open (toset=0x60000fffffc3f120 "UTF-16BE//", fromset=0x60000fffffc3f100 "UTF-16LE//", handle=0x60000fffffc3f140, flags=0) at gconv_open.c:174 > #5 0x2000000000345090 in iconv_open (tocode=0x200000000019b5d0 "UTF-16BE", fromcode=0x2000000000db3ff4 "UTF-16LE") at iconv_open.c:72 > #6 0x2000000000169c10 in encoding_normalize_toascii (in_m_area=0x60000fffffc3f248, initial_encoding=0x200000000019b5e0 "UTF-16LE", out_m_area=0x60000fffffc3f260) at entconv.c:680 > #7 0x20000000000b1a70 in cli_filetype2 (desc=7, engine=0x2000000000d43f40) at filetypes.c:211 > #8 0x20000000000a62b0 in cli_magic_scandesc (desc=7, ctx=0x60000fffffc40990) at scanners.c:1895 > #9 0x2000000000124200 in ea05 (desc=6, ctx=0x60000fffffc40990, tmpd=0x2000000000dabfd0 "/tmp/clamav-fae3a83598f48147db2f1d0b619fff38") at autoit.c:375 > #10 0x2000000000127d20 in cli_scanautoit (desc=6, ctx=0x60000fffffc40990, offset=<value optimized out>) at autoit.c:927 > #11 0x20000000000affd0 in cli_scanraw (desc=6, ctx=0x60000fffffc40990, type=CL_TYPE_MSEXE, typercg=<value optimized out>, dettype=0x60000fffffc406e0) at scanners.c:1773 > #12 0x20000000000a68a0 in cli_magic_scandesc (desc=6, ctx=0x60000fffffc40990) at scanners.c:2083 > #13 0x20000000000a9d30 in cl_scandesc (desc=6, virname=0x60000fffffc409d0, scanned=0x600000000000cfa8, engine=0x2000000000d43f40, scanoptions=25143) at scanners.c:2135 > #14 0x400000000000cc40 in scanfile (filename=0x2000000000d5bfe8 "../test/clam.ea05.exe", engine=0x2000000000d43f40, opts=0x20000000005bffb8, options=25143) at manager.c:150 > #15 0x400000000000f340 in scanmanager (opts=0x20000000005bffb8) at manager.c:620 > #16 0x400000000000b680 in main (argc=<value optimized out>, argv=0x60000fffffc43278) at clamscan.c:172 > (gdb) quit > > ======================== GDB snippet 2 END ===================================== > > It seems there is some problem in computing the name parameter passed to > __gconv_find_shlib. > > Please let me know if there is any further information that I could provide to > help debugging this issue. The environment is still available on merulo.d.o, so > should be reproducible at any time. > According to https://bugzilla.redhat.com/show_bug.cgi?id=174813, this is not a bug. It seems EF_ALIGNMENT=8 should be specified when running efence on IA64. I confirm that even /bin/ls with EF_ALIGNMENT unset. It works fine with EF_ALIGNMENT=8. -- Aurelien Jarno GPG: 1024D/F1BCDB73 aurelien@aurel32.net http://www.aurel32.net
--- End Message ---