Re: Random panic in load_balance() with 3.16-rc

2014-07-28 Thread Markus Trippelsdorf
On 2014.07.28 at 11:28 -0700, Linus Torvalds wrote: > On Mon, Jul 28, 2014 at 11:09 AM, Markus Trippelsdorf > wrote: > > > > It shouldn't be too hard to implement a simple check for the bug in the > > next release. Just compile the gcc/testsuite/gcc.target/i38

Re: Random panic in load_balance() with 3.16-rc

2014-07-28 Thread Markus Trippelsdorf
On 2014.07.28 at 10:27 -0700, Alexei Starovoitov wrote: > On Mon, Jul 28, 2014 at 09:45:45AM -0700, Linus Torvalds wrote: > > On Mon, Jul 28, 2014 at 5:26 AM, Frank Ch. Eigler wrote: > > > > > > Please note that the data produced by "-g -fvar-tracking" is consumed > > > by tools like systemtap, pe

Re: Random panic in load_balance() with 3.16-rc

2014-07-26 Thread Markus Trippelsdorf
On 2014.07.26 at 15:55 -0400, Theodore Ts'o wrote: > On Sat, Jul 26, 2014 at 09:35:57PM +0200, Markus Trippelsdorf wrote: > > > > But fortunately the workaround for the new inode.c bug is the same as > > for the original bug: -fno-var-tracking-assignments. > > &g

Re: Random panic in load_balance() with 3.16-rc

2014-07-26 Thread Markus Trippelsdorf
On 2014.07.26 at 12:56 -0700, Linus Torvalds wrote: > On Sat, Jul 26, 2014 at 12:35 PM, Markus Trippelsdorf > wrote: > > > > But fortunately the workaround for the new inode.c bug is the same as > > for the original bug: -fno-var-tracking-assignments. > > > &g

Re: Random panic in load_balance() with 3.16-rc

2014-07-26 Thread Markus Trippelsdorf
On 2014.07.26 at 11:39 -0700, Linus Torvalds wrote: > On Sat, Jul 26, 2014 at 11:28 AM, Linus Torvalds > wrote: > > > > That's a bit worrisome. I haven't actually checked if the code > > generation differs in significant ways yet.. > > Nope. Just three instructions that got re-ordered from ABC to