From: Mattia Belletti <mbellett@cs.unibo.it>
To: user-mode-linux-devel@lists.sourceforge.net
Subject: [uml-devel] Getting fault address from a SIGSEGV
Date: Sat, 19 Mar 2005 14:44:44 +0100 [thread overview]
Message-ID: <423C2CCC.9040809@cs.unibo.it> (raw)
Hi all,
For a project I'm working on, I would need to get the fault address of
a ptraced child, whose SIGSEGV I've caught. I've tried to dig in UML
source code to get how this is done, but I get lost after having
followed the chain segv_handler <- sig_info <- sig_handler_common_tt <-
"r = &TASK_REGS(get_current())->tt;", since there the status I was
looking for is stored in the thread_struct.regs, but I don't know where
in the code such status is filled, and so where such information is
taken from :-)
Hope you can light my way through the code ;-)
--
Mat/tia Belletti - Graduate student @ cs.unibo.it
ICQ: 33292311 - email: mbellett@cs.unibo.it
IRC: RedGlow - site(s): http://mbellett.web.cs.unibo.it/
RedGlow@jabber.linux.it/Gaim - Linux user 299762 @ machine 213003
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next reply other threads:[~2005-03-19 13:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-19 13:44 Mattia Belletti [this message]
2005-03-19 19:57 ` [uml-devel] Getting fault address from a SIGSEGV Jeff Dike
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