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Bug#913929: marked as done (pldd never stops)



Your message dated Wed, 01 May 2019 17:49:10 +0000
with message-id <E1hLtLy-000671-3Y@fasolo.debian.org>
and subject line Bug#913929: fixed in glibc 2.28-10
has caused the Debian Bug report #913929,
regarding pldd never stops
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.)


-- 
913929: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=913929
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message ---
Package: libc-bin
Version: 2.27-8
Severity: normal

Hi,

I've ran `pldd $$`, but it never comes to an end. I've killed the process
with SIGQUIT and got this backtrace:

```
           PID: 10556 (pldd)
           UID: 1000 (joerg)
           GID: 1000 (joerg)
        Signal: 3 (QUIT)
     Timestamp: Sat 2018-11-17 08:33:56 CET (5min ago)
  Command Line: pldd 953
    Executable: /usr/bin/pldd
 Control Group: /user.slice/user-1000.slice/session-1.scope
          Unit: session-1.scope
         Slice: user-1000.slice
       Session: 1
     Owner UID: 1000 (joerg)
       Boot ID: 87a38c39c06e4c36b4eebb33c4e3e2ac
    Machine ID: 523cb54753234ed08c13ec497d0d3b64
      Hostname: zenbook
       Storage: /var/lib/systemd/coredump/core.pldd.1000.87a38c39c06e4c36b4eebb33c4e3e2ac.10556.1542440036000000.lz4
       Message: Process 10556 (pldd) of user 1000 dumped core.
                
                Stack trace of thread 10556:
                #0  0x00007f81a7d6a7a7 __libc_pread64 (libc.so.6)
                #1  0x0000557c5866224d n/a (pldd)
                #2  0x0000557c58661792 n/a (pldd)
                #3  0x00007f81a7ca5b17 __libc_start_main (libc.so.6)
                #4  0x0000557c5866184a n/a (pldd)

[New LWP 10556]
Core was generated by `pldd 953'.
Program terminated with signal SIGQUIT, Quit.
#0  0x00007f81a7d6a7a7 in __libc_pread64 (fd=4, buf=0x7ffebbcd5900, count=16, offset=140221672822504) at ../sysdeps/unix/sysv/linux/pread64.c:29
29	../sysdeps/unix/sysv/linux/pread64.c: Datei oder Verzeichnis nicht gefunden.
#0  0x00007f81a7d6a7a7 in __libc_pread64 (fd=4, buf=0x7ffebbcd5900, count=16, offset=140221672822504) at ../sysdeps/unix/sysv/linux/pread64.c:29
        resultvar = 16
        sc_ret = <optimized out>
        sc_ret = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        sc_cancel_oldtype = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  0x0000557c5866224d in find_maps64 (pid=<optimized out>, auxv=<optimized out>, auxv_size=<optimized out>) at pldd-xx.c:230
        ln = {name = 140221672822528, next = 0}
        m = {l_addr = 93944802607104, l_name = 140221672822528, l_ld = 93944803440424, l_next = 140221672822544, l_prev = 0, l_real = 140221672821104, l_ns = 0, l_libname = 140221672822504}
        name_offset = 140221672822528
        phdr = <optimized out>
        phnum = <optimized out>
        phent = <optimized out>
        auxvXX = <optimized out>
        p = <optimized out>
        offset = <optimized out>
        list = <optimized out>
        interp = <optimized out>
        tmpbuf = {data = 0x7ffebbcd5960, length = 1024, __space = {__align = {__max_align_ll = 0, __max_align_ld = <invalid float value>}, __c = '\000' <repeats 17 times>, "\360\231\220\377\177\000\000\260\233\377\346\207\177\000\000H\363\231\220\377\177\000\000\000\260\372\346\207\177\000\000p\221\377\346\207\177\000\000\020\227\377\346\207\177\000\000\000\000\000\000\000\000\000\000\210\233\377\346\207\177", '\000' <repeats 34 times>, "\240v\377\346\207\177\000\000\260v\377\346\207\177\000\000\300v\377\346\207\177", '\000' <repeats 26 times>, "\250\363\231\220\377\177\000\000\270\363\231\220\377\177", '\000' <repeats 18 times>, "H\363\231\220\377\177\000\000\000\000\000\000\000\000\000\000"...}}
        status = 0
#2  0x0000557c58661792 in get_process_info (pid=953, dfd=3) at pldd.c:338
        fd = 5
        auxv = 0x557c59f6b480
        retval = <optimized out>
        e_ident = "\177ELF\002\001\001\000\000\000\000\000\000\000\000"
        auxv_size = 320
        fd = <optimized out>
        e_ident = <optimized out>
        auxv_size = <optimized out>
        auxv = <optimized out>
        retval = <optimized out>
        n = <optimized out>
#3  main (argc=<optimized out>, argv=<optimized out>) at pldd.c:193
        remaining = 1
        __PRETTY_FUNCTION__ = "main"
        endp = 0x557c59f6b4f6 ""
        pid = 953
        buf = "/proc/953\000ͻ\376\177\000\000\001\000\000\000\000\000\000\000\265Iҧ\201\177"
        dfd = <optimized out>
        exebuf = {data = 0x7ffebbcd5e20, length = 1024, __space = {__align = {__max_align_ll = 7526493746400682543, __max_align_ld = <invalid float value>}, __c = "/bin/zsh\000_ͻ\376\177\000\000\210\t䧁\177\000\000\360\331见\177\000\000\000\000\000\000\000\000\000\000\027\362槁\177\000\000\001\000\000\000\000\000\000\000\210\t䧁\177\000\000\001", '\000' <repeats 15 times>, "\001\000\000\000\000\000\000\000\360\331见\177\000\000\061Y槁\177\000\000\000\000\000\000\001\000\000\000\300^ͻ\376\177\000\000\320^ͻ\376\177\000\000\310\344见\177\000\000\000\000\000\000\000\000\000\000``ͻ\376\177\000\000 @ʧ\201\177\000\000\377\377\377\377\000\000\000\000 \240㧁\177\000\000X\201ȧ\201\177\000\000\000\000䧁\177", '\000' <repeats 18 times>, "\001\000\000\000\376\177\000\000\330\321ֻ\376\177\000\000\000\000\000\000"...}}
        nexe = <optimized out>
        thread_list = 0x7ffebbcd5db0
        taskfd = <optimized out>
        dir = <optimized out>
        d = <optimized out>
        status = <optimized out>
```

Regards Jörg


-- System Information:
Debian Release: buster/sid
  APT prefers unstable-debug
  APT policy: (500, 'unstable-debug'), (500, 'unstable'), (1, 'experimental-debug'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 4.19.0-rc7-amd64 (SMP w/8 CPU cores)
Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8), LANGUAGE=de_DE.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)

Versions of packages libc-bin depends on:
ii  libc6  2.27-8

Versions of packages libc-bin recommends:
ii  manpages  4.16-1

libc-bin suggests no packages.

-- no debconf information

-- 
Der Mensch hat die Atombombe erfunden.
Keine Maus der Welt käme auf die Idee, eine Mausefalle zu konstruieren.

Attachment: signature.asc
Description: PGP signature


--- End Message ---
--- Begin Message ---
Source: glibc
Source-Version: 2.28-10

We believe that the bug you reported is fixed in the latest version of
glibc, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 913929@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Aurelien Jarno <aurel32@debian.org> (supplier of updated glibc package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

Format: 1.8
Date: Wed, 01 May 2019 19:24:19 +0200
Source: glibc
Architecture: source
Version: 2.28-10
Distribution: unstable
Urgency: medium
Maintainer: GNU Libc Maintainers <debian-glibc@lists.debian.org>
Changed-By: Aurelien Jarno <aurel32@debian.org>
Closes: 913929
Changes:
 glibc (2.28-10) unstable; urgency=medium
 .
   [ Aurelien Jarno ]
   * debian/patches/git-updates.diff: update from upstream stable branch:
     - Fix infinite loop in pldd.  Closes: #913929.
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