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Bug#1040716: libc6: Stack Traces

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On Tue, 2023-07-11 at 22:34 +0200, Aurelien Jarno wrote:
> Hi,
> 
> On 2023-07-11 15:28, Tim McConnell wrote:
> > 
> > 
> > On Tue, 2023-07-11 at 21:11 +0200, Aurelien Jarno wrote:
> > > Hi,
> > > 
> > > On 2023-07-11 11:21, Tim McConnell wrote:
> > > > 
> > > > 
> > > > On Mon, 2023-07-10 at 23:17 +0200, Aurelien Jarno wrote:
> > > > > You might want
> > > > > to upgrade to version 2.37-5 to check if it solves your issue
> > > > Okay that's done and it's still doing it. The entry from
> > > > Journalctl
> > > > shows module libudev1 if that's of any use. 
> > > >  
> > > > Started systemd-coredump@1785-616863-0.service - Process Core
> > > > Dump
> > > > (PID
> > > > 616863/UID 0).
> > > > Jul 11 10:52:06 DebianTim systemd-coredump[616865]: Process
> > > > 616847
> > > > (collectd) of user 0 dumped core.
> > > >                                                     
> > > >                                                     Module
> > > > libudev.so.1
> > > > from deb systemd-252.11-1.amd64
> > > >                                                     Stack trace
> > > > of
> > > > thread 616848:
> > > >                                                     #0 
> > > > 0x00007fce1335e9f2 __memmove_ssse3 (libc.so.6 + 0x16d9f2)
> > > >                                                     #1 
> > > > 0x00007fce131156d9 rrd_write (librrd.so.8 + 0x346d9)
> > > >                                                     #2 
> > > > 0x00007fce13120acd n/a (librrd.so.8 + 0x3facd)
> > > >                                                     #3 
> > > > 0x00007fce13122962 n/a (librrd.so.8 + 0x41962)
> > > >                                                     #4 
> > > > 0x00007fce1317c370 n/a (rrdtool.so + 0x3370)
> > > >                                                     #5 
> > > > 0x00007fce132793ec start_thread (libc.so.6 + 0x883ec)
> > > >                                                     #6 
> > > > 0x00007fce132f9a1c __clone3 (libc.so.6 + 0x108a1c)
> > > >                                                     
> > > 
> > > Thanks for the details. This shows that the binary crashing
> > > regularly
> > > is
> > > collectd. This is very unlikely that the issue is linked to the
> > > locales,
> > > and your test is confirming that.
> > > 
> > > It's also not clear that it's a glibc issue, it's more likely an
> > > issue
> > > in collectd or librrd8. It appears that systemd-coredump saved a
> > > coredump when the process crashed. You should be able do use
> > > "coredumpctl" to get the list of cores. You can select one
> > > coredump
> > > and
> > > examine it with gdb using "coredumpctl debug xxxx". Then when
> > > under
> > > gdb
> > > you should be able to run "thread apply all bt" to get the
> > > backtrace.
> > > That should allows to better understand the issue.
> > > 
> > > Regards
> > > Aurelien
> > > 
> > I'm unsure how helpful this is ( I am not a programmer) but: 
> > thread apply all bt
> 
> Thanks, that's already much more useful. However I forgot to tell you
> to
> install the libc6-dbg package before getting the backtrace, sorry
> about
> that. Could you please install it and follow the same procedure
> again?
> 
> Thanks
> Aurelien
> 
It's already there, any others? 

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Bug#1040716: libc6: Stack Traces Aurelien Jarno <aurelien@aurel32.net> - 2023-07-09 23:40 +0200
  Bug#1040716: libc6: Stack Traces Tim McConnell <tmcconnell168@gmail.com> - 2023-07-10 00:20 +0200
    Bug#1040716: libc6: Stack Traces Aurelien Jarno <aurelien@aurel32.net> - 2023-07-10 23:30 +0200
      Bug#1040716: libc6: Stack Traces Tim McConnell <tmcconnell168@gmail.com> - 2023-07-11 02:30 +0200
      Bug#1040716: libc6: Stack Traces Tim McConnell <tmcconnell168@gmail.com> - 2023-07-11 02:40 +0200
      Bug#1040716: libc6: Stack Traces Tim McConnell <tmcconnell168@gmail.com> - 2023-07-11 18:30 +0200
        Bug#1040716: libc6: Stack Traces Aurelien Jarno <aurelien@aurel32.net> - 2023-07-11 21:20 +0200
          Bug#1040716: libc6: Stack Traces Aurelien Jarno <aurelien@aurel32.net> - 2023-07-11 22:40 +0200
            Bug#1040716: libc6: Stack Traces Tim McConnell <tmcconnell168@gmail.com> - 2023-07-11 23:00 +0200
              Bug#1040716: libc6: crashes with SIGBUS in rrd_write Aurelien Jarno <aurelien@aurel32.net> - 2023-07-12 21:00 +0200
          Bug#1040716: libc6: Stack Traces Tim McConnell <tmcconnell168@gmail.com> - 2023-07-11 22:40 +0200

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