linux-kernel - Re: [ofa-general] Re: [PATCH 00 of 33] Set of ipath patches for 2.6.22

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 11 Apr 2007 15:33:30 -0700
From:	Roland Dreier <rdreier@...co.com>
To:	Robert Walsh <rjwalsh@...hscale.com>
Cc:	"Bryan O'Sullivan" <bos@...hscale.com>,
	openib-general@...nfabrics.org, linux-kernel@...r.kernel.org
Subject: Re: [ofa-general] Re: [PATCH 00 of 33] Set of ipath patches for 2.6.22

 > BTW: any idea how this ever got triggered?  The only way I can see is
 > if you're either not using libipathverbs and libibverbs and you just
 > create the CQ some other way, which seems unlikely.  Do you know how
 > Jason triggered this bug?

Yes, it was because he was using 32-bit userspace and so it was
impossible to libipathverbs to mmap the address the kernel driver was
looking for.  So the mmap failed and the pending mmap never got taken
off the list.

 - R.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/