Your message dated Wed, 1 May 2019 13:42:33 +0200 with message-id <[email protected]> and subject line libc6-prof has been removed in glibc 2.19-12 has caused the Debian Bug report #576484, regarding libc6-prof: segmentation fault when using profiling with pthread. 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.) -- 576484: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=576484 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Package: libc6-prof Version: 2.10.2-6 Severity: important # cat a.c int main() { return 0; } # gcc -g -pg a.c -o a -static-libgcc -lc_p # ./a Exit code 0 # gcc -g -pg a.c -o a -static-libgcc -lc_p -pthread # ./a Segmentation fault (core dumped) # gdb ./a ./core .... [New Thread 9335] warning: Can't read pathname for load map: Input/output error. Reading symbols from /lib/i686/cmov/libpthread.so.0...Reading symbols from /usr/lib/debug/lib/i686/cmov/libpthread-2.10.2.so...done. done. Loaded symbols for /lib/i686/cmov/libpthread.so.0 Reading symbols from /lib/i686/cmov/libc.so.6...Reading symbols from /usr/lib/debug/lib/i686/cmov/libc-2.10.2.so...done. done. Loaded symbols for /lib/i686/cmov/libc.so.6 Reading symbols from /lib/ld-linux.so.2...Reading symbols from /usr/lib/debug/lib/ld-2.10.2.so...done. done. Loaded symbols for /lib/ld-linux.so.2 Core was generated by `./a'. Program terminated with signal 11, Segmentation fault. #0 0x0807fed1 in _dl_get_tls_static_info () (gdb) bt #0 0x0807fed1 in _dl_get_tls_static_info () #1 0x400425ff in __pthread_initialize_minimal_internal () at nptl-init.c:387 #2 0x40041df8 in _init () at /build/buildd-eglibc_2.10.2-6-i386-fHPOAN/eglibc-2.10.2/build- tree/i386-i686/nptl/crti.S:24 #3 0x4000e554 in call_init (l=0x40020858, argc=1, argv=0xbfaa6734, env=0xbfaa673c) at dl-init.c:70 #4 0x4000e6e6 in _dl_init (main_map=0x4001d670, argc=1, argv=0xbfaa6734, env=0xbfaa673c) at dl-init.c:100 #5 0x4000088f in _dl_start_user () from /lib/ld-linux.so.2 (gdb) Using -lpthread also gives this error. Removing -pthread from gcc command line resolves problem in test program. Unfortunetly in my program i'm using threads, and after removing -pthread, i have linking error. recursive.o: In function `launch_thread': /maradns-1.4.03/server/recursive.c:3544: undefined reference to `pthread_create' I found that using -lpthread_p resolves problem in my test program (it links and runs correctly), but then in my main program i got on linking this: /usr/lib/gcc/i486-linux- gnu/4.4.3/../../../../lib/libpthread_p.a(lowlevellock.op): In function `__lll_lock_wait_private': /build/buildd-eglibc_2.10.2-6-i386-fHPOAN/eglibc-2.1 0.2/nptl/../nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S:76: multiple definition of `__lll_lock_wait_private' /usr/lib/gcc/i486-linux- gnu/4.4.3/../../../../lib/libc_p.a(libc-lowlevellock.op):(.text+0x0): first defined here /usr/lib/gcc/i486-linux- gnu/4.4.3/../../../../lib/libpthread_p.a(lowlevellock.op): In function `__lll_unlock_wake_private': /build/buildd-eglibc_2.10.2-6-i386-fHPOAN/eglibc-2 ..10.2/nptl/../nptl/sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S:326: multiple definition of `__lll_unlock_wake_private' /usr/lib/gcc/i486-linux- gnu/4.4.3/../../../../lib/libc_p.a(libc-lowlevellock.op):(.text+0x30): first defined here Could you add this information to /usr/share/doc/libc6-prof/README.Debian , and solve problem with multiple definitions? I also found that executable is probably not linked (compiler done something wrong) correctly: # ldd ./a linux-gate.so.1 => (0x4001e000) libpthread.so.0 => /lib/i686/cmov/libpthread.so.0 (0x4003e000) libc.so.6 => /lib/i686/cmov/libc.so.6 (0x40057000) /lib/ld-linux.so.2 (0x40000000) # Thanks. -- System Information: Debian Release: squeeze/sid APT prefers unstable APT policy: (500, 'unstable') Architecture: i386 (i686) Kernel: Linux 2.6.34-rc2-sredniczarny-00184-g01e7770 (PREEMPT) Locale: LANG=pl_PL.UTF-8, LC_CTYPE=pl_PL.UTF-8 (charmap=UTF-8) (ignored: LC_ALL set to pl_PL.UTF-8) Shell: /bin/sh linked to /bin/dash Versions of packages libc6-prof depends on: ii libc6 2.10.2-6 Embedded GNU C Library: Shared lib libc6-prof recommends no packages. libc6-prof suggests no packages. -- no debconf information
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--- Begin Message ---Version: 2.19-12 libc6-prof has been removed in glibc 2.19-12, closing the corresponding bugs. -- Aurelien Jarno GPG: 4096R/1DDD8C9B [email protected] http://www.aurel32.net
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