From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Chinner Date: Wed, 30 May 2007 03:30:41 +0000 Subject: Re: BUG: sleeping function called from invalid context at kernel/fork.c:385 Message-Id: <20070530033041.GH86004887@sgi.com> List-Id: References: <20070522234314.54081817.akpm@linux-foundation.org> <617E1C2C70743745A92448908E030B2A01882BFD@scsmsx411.amr.corp.intel.com> In-Reply-To: <617E1C2C70743745A92448908E030B2A01882BFD@scsmsx411.amr.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "Luck, Tony" Cc: Andrew Morton , David Chinner , lkml , linux-ia64@vger.kernel.org On Wed, May 23, 2007 at 10:44:16AM -0700, Luck, Tony wrote: > > > Saw this when running strace -f on a script on 2.6.21 on ia64: > > > > > > BUG: sleeping function called from invalid context at kernel/fork.c:385 > > > in_atomic():1, irqs_disabled():0 > ... snip ... > > > I could reproduce it via 'strace -f sleep 1' > > > > > > > I'd say this is specific to ia64. Someone would have spotted it on > > x86 by now. > > I tried the "strace -f sleep 1" on 2.6.22-rc2, and I didn't see this "BUG" > there. Can you try your other test cases on the latest kernel. If it has > already been fixed we can see about identifying the patch for possible backport > to 2.6.21.stable Sorry for taking so long to get back to this - I still see this in 2.6.22-rc2. Cheers, Dave. -- Dave Chinner Principal Engineer SGI Australian Software Group