Your message dated Wed, 14 Mar 2018 09:20:17 +0100 with message-id <[email protected]> and subject line Re: gcc-snapshot: AddressSanitizer uses glibc internal functions has caused the Debian Bug report #892096, regarding gcc-snapshot: AddressSanitizer uses glibc internal functions 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 [email protected] immediately.) -- 892096: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=892096 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Package: gcc-snapshot Version: 20180216-1 Severity: important On a program that does nothing, the AddressSanitizer segfaults with the 32-bit ABI. This is a regression. I have the following gcc-snapshot script: #!/bin/sh LD_LIBRARY_PATH=/usr/lib/gcc-snapshot/lib:$LD_LIBRARY_PATH PATH=/usr/lib/gcc-snapshot/bin:$PATH rpath="" OLD_IFS="$IFS" IFS=: for i in $LD_RUN_PATH do rpath="$rpath -Wl,-rpath -Wl,$i" done IFS="$OLD_IFS" exec gcc -Wl,-rpath -Wl,/usr/lib/gcc-snapshot/lib \ -Wl,-rpath -Wl,/usr/lib/gcc-snapshot/lib32 \ -Wl,-rpath -Wl,/usr/lib/gcc-snapshot/libx32 $rpath "$@" cventin:~> cat tst.c int main (void) { return 0; } cventin:~> gcc-snapshot -m32 -fsanitize=address tst.c -o tst cventin:~> ./tst AddressSanitizer:DEADLYSIGNAL ================================================================= ==25032==ERROR: AddressSanitizer: SEGV on unknown address 0xf7fa7e70 (pc 0xf7fa7e84 bp 0xffbf40ac sp 0xffbf406c T16777215) ==25032==The signal is caused by a WRITE memory access. #0 0xf7fa7e83 in _dl_get_tls_static_info (/lib/ld-linux.so.2+0x11e83) #1 0xf7ac147d (/usr/lib/gcc-snapshot/lib32/libasan.so.5+0x10e47d) #2 0xf7aafd27 (/usr/lib/gcc-snapshot/lib32/libasan.so.5+0xfcd27) #3 0xf7fa591a (/lib/ld-linux.so.2+0xf91a) #4 0xf7f96cb9 (/lib/ld-linux.so.2+0xcb9) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV (/lib/ld-linux.so.2+0x11e83) in _dl_get_tls_static_info ==25032==ABORTING -- System Information: Debian Release: buster/sid APT prefers unstable-debug APT policy: (500, 'unstable-debug'), (500, 'stable-updates'), (500, 'unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.15.0-1-amd64 (SMP w/12 CPU cores) Locale: LANG=POSIX, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=POSIX (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages gcc-snapshot depends on: ii binutils 2.30-5 ii lib32z1 1:1.2.8.dfsg-5 ii libc6 2.27-1 ii libc6-dev 2.27-1 ii libc6-dev-i386 2.27-1 ii libc6-dev-x32 2.27-1 ii libc6-i386 2.27-1 ii libc6-x32 2.27-1 ii libgc1c2 1:7.4.2-8.1 ii libgmp10 2:6.1.2+dfsg-2 ii libisl15 0.18-1 ii libmpc3 1.1.0-1 ii libmpfr6 4.0.1-1 ii python 2.7.14-4 ii zlib1g 1:1.2.8.dfsg-5 gcc-snapshot recommends no packages. Versions of packages gcc-snapshot suggests: ii binutils [binutils-gold] 2.30-5 -- no debconf information
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--- Begin Message ---now built using glibc-2.27.
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