This is the mail archive of the
mailing list for the elfutils project.
Re: [patch] Fix resolving ELF symbols for live PIDs with deleted files
- From: Mark Wielaard <mjw at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Fri, 29 Aug 2014 22:44:58 +0200
- Subject: Re: [patch] Fix resolving ELF symbols for live PIDs with deleted files
On Fri, Aug 29, 2014 at 10:15:50PM +0200, Jan Kratochvil wrote:
> On Fri, 29 Aug 2014 11:55:32 +0200, Mark Wielaard wrote:
> > I don't think this check is needed. eu-stack needs to be attached to get
> > the register values and dwfl_linux_proc_find_elf makes sure the process
> > is attached before calling elf_from_remote_memory.
> When I remove the check on 2.6.32 (tested on kernel-2.6.32-431.el6.x86_64) the
> testcase really FAILs:
> .../elfutils/src/stack: dwfl_thread_getframes tid 26376 at 0x4006c8 in .../elfutils/tests/deleted: no matching address range
> I can debug it further but I guess at least this patch could go in as is (with
> the kernel check).
O, interesting. Thanks for checking. Yes, please check it in with the
check then. And please file a bug so we won't forget to investigate.