[Libreoffice-bugs] [Bug 108619] Crash on x86 in jfw_plugin_startJavaVirtualMachine with recent linux kernels

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=108619

--- Comment #10 from Norbert X <nrbrtx at gmail.com> ---
Created attachment 134499
  --> https://bugs.documentfoundation.org/attachment.cgi?id=134499&action=edit
backtrace for LibreOffice Writer 5.2.7.2 on Debian Stretch x86

This problem was discovered in LibreOffice Writer 5.2.7.2 on Debian Stretch
(see for example my backtrace at
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=865303#220 ) or in
attachment.
In brief:
#0  0xa904a975 in _expand_stack_to(address) (bottom=0xbf805fff <error: Cannot
access memory at address 0xbf805fff>, bottom at entry=0xbf805000 <error: Cannot
access memory at address 0xbf805000>)
    at ./src/hotspot/src/os/linux/vm/os_linux.cpp:673
        sp = 0xbfffcc88 "\r"
        size = 8350857
        p = 0xbf805fe0 <error: Cannot access memory at address 0xbf805fe0>
#1  0xa904d184 in os::Linux::manually_expand_stack(JavaThread*, unsigned char*)
(t=0x8106c800, addr=0xbf805000 <error: Cannot access memory at address
0xbf805000>) at ./src/hotspot/src/os/linux/vm/os_linux.cpp:686
        mask_all = {__val = {2147483647, 4294967294, 4294967295 <repeats 30
times>}}
        old_sigset = 
            {__val = {0, 0, 3221212536, 3221212568, 2829768134, 96, 3221212536,
2835641696, 3017451961, 2164710288, 2164710288, 2839724032, 2835430804,
2164710320, 2837838588, 63, 2835430768, 2839724032, 2164717328, 3221212616,
2835654623, 2164710288, 0, 2837838588, 1, 180, 3221212616, 2835654507,
2839724032, 2164717328, 2164717328, 3221212648}}
        t = 0x8106c800
        addr = 0xbf805000 <error: Cannot access memory at address 0xbf805000>



I do not know how many users use Java in Writer, but it is enabled by default
and Writer silently crashes.
It's critical bug!

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