Messages in this thread |  | | From | (Eric W. Biederman) | | Date | Fri, 18 Nov 2011 10:46:17 -0800 | | Subject | Re: user namespace: make signal.c respect user namespaces (v5) |
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"Serge E. Hallyn" <serge.hallyn@canonical.com> writes:
> Quoting Eric W. Biederman (ebiederm@xmission.com): >> There is a small bug here. You want to fixup q->info, not info. >> Otherwise you might try dereferencing one of the special signals and get >> a NULL pointer dereference. > > Thanks, Eric. Oddly I've not seen this happen in quite a bit of > testing with the kernel, but you certainly must be right. I sent > out a new patch to fix that.
You clearly have a different test case than I do.
I managed to trigger the oops within about 5 minutes of just fooling around.
You want to say &q->info not q->info in your updated patch.
Thanks, Eric
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