[grsec] random x freeze

fellow fellow at linuxforum.hu
Sun Mar 13 11:26:11 EST 2005


> > ----[ chpax 0.7 : Current flags for /usr/X11R6/bin/XFree86 (pemRxs) ]---- 
> 
> please chpax -r it as well, irrelevant addresses will be easier to
> exclude from the traces.
> 

i can't reproduce the freezing, when the mmap() base randomization is disabled;
it's a solution for me, after 5 deys, hundred boots and dozen kernels ;-)

> 
> ok, nothing particular in the xfree logs, however the strace is
> for the startup script, not the server itself. try strace -f
> instead, or strace the X binary directly (provided that hangs
> as well).
> 

momently the only way, to do useful starces:
starce -f -o foo startx

without pax, no freez:
http://fellow.linuxforum.hu/egyeb/strace-nincsfagyi2.bz2

with pax (aslr and segmexec on), freez:
http://fellow.linuxforum.hu/egyeb/strace-fagyi2.bz2

---
http://fellow.linuxforum.hu/ - faq, debian desktop kialakitasa, linux kernel konfiguralasa, -pear kernelpatch, egyebek


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