On Fri, 2007-04-06 at 11:32 -0700, David Miller wrote: > From: James Bottomley <James.Bottomley@xxxxxxxxxxxx> > Date: Fri, 06 Apr 2007 10:27:57 -0500 > > > On Fri, 2007-04-06 at 08:12 -0700, Andrew Burgess wrote: > > > Yes. The 3w-xxxx.c driver changed between 2.6.18 and 2.6.20 but > > > nothing jumps out to my untrained eyes. Here's the diff: > > > Also, I should mention that the working kernel is a fedora > > > rpm (2.6.18-1.2798.fc6) so I don't know what patches are in it. > > > The vmlinuz is dated Oct 6 2006. > > > > It's actually a long standing bug in the 3w-xxxx driver. Apparently it > > assumes request sense is always the use_sg == 0 case. This is what it > > does on a request sense: > > Thanks for figuring this out James. I was very worried there > was some bug in my scsi_send_eh_cmnd() fix :) You're welcome ... the code in the fix looked fine, which is why I was initially suspicious ... however, the bug in __free_page() on reversion pretty much confirmed a driver issue. James - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html