Messages in this thread | | | Date | Fri, 4 Feb 2011 10:07:03 -0500 | From | John David Anglin <> | Subject | Re: 2.6.38-rc3 regression on parisc: segfaults |
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On Fri, 04 Feb 2011, Meelis Roos wrote:
> 2363 clone( <unfinished ...> > 2349 <... futex resumed> ) = 1 > 2363 <... clone resumed> child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x460df4a8) = 2372 > 2349 --- SIGSEGV (Segmentation fault) @ 0 (0) --- > 2372 rt_sigaction(SIGPIPE, {SIG_DFL, [], SA_RESTART}, <unfinished ...> > 2349 write(1, "\33[56;1H\33[34h\33[?25h", 18 <unfinished ...> > > Something futex-related. Full log temprarilty available at > http://www.cs.ut.ee/~mroos/aptitude-strace.txt
This is possibly the infamous COW bug.
> gdb does not seem to work well:
I think the segv is in the dynamic loader. Try gdb on dynamic loader and aptitude as run argument. Also suggest adding /usr/lib/debug to LD_LIBRARY_PATH.
Dave -- J. David Anglin dave.anglin@nrc-cnrc.gc.ca National Research Council of Canada (613) 990-0752 (FAX: 952-6602)
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