Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-07 Thread Michael Ellerman
Nicholas Piggin writes: > On Mon, 07 Aug 2017 19:56:28 +1000 > Michael Ellerman wrote: >> Nicholas Piggin writes: >> > On Fri, 04 Aug 2017 21:54:57 +0200 >> > Andreas Schwab wrote: >> > >> >> No, this is really a 4.13-rc1 regression. >> > >> > SLB miss with MSR[RI]=0 on >> > >> > lbz r0,T

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-07 Thread Michael Ellerman
Andreas Schwab writes: > On Aug 07 2017, Michael Ellerman wrote: > >> Ah of course. Not sure why I haven't seen it in any of my testing :/ > > It took me a whole gcc bootstrap to trigger it. OK. I tried a few kernel builds, but I guess a GCC bootstrap takes a while longer ;) The other thing is

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-07 Thread Andreas Schwab
On Aug 07 2017, Michael Ellerman wrote: > Ah of course. Not sure why I haven't seen it in any of my testing :/ It took me a whole gcc bootstrap to trigger it. Andreas. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now fo

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-07 Thread Nicholas Piggin
On Mon, 07 Aug 2017 19:56:28 +1000 Michael Ellerman wrote: > Nicholas Piggin writes: > > > On Fri, 04 Aug 2017 21:54:57 +0200 > > Andreas Schwab wrote: > > > >> No, this is really a 4.13-rc1 regression. > >> > >> Andreas. > >> > > > > SLB miss with MSR[RI]=0 on > > > > lbz r0,THREAD+

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-07 Thread Michael Ellerman
Nicholas Piggin writes: > On Fri, 04 Aug 2017 21:54:57 +0200 > Andreas Schwab wrote: > >> No, this is really a 4.13-rc1 regression. >> >> Andreas. >> > > SLB miss with MSR[RI]=0 on > > lbz r0,THREAD+THREAD_LOAD_FP(r7) > > Caused by bc4f65e4cf9d6cc43e0e9ba0b8648cf9201cd55f Ah of course. No

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-05 Thread Nicholas Piggin
On Fri, 04 Aug 2017 21:54:57 +0200 Andreas Schwab wrote: > No, this is really a 4.13-rc1 regression. > > Andreas. > SLB miss with MSR[RI]=0 on lbz r0,THREAD+THREAD_LOAD_FP(r7) Caused by bc4f65e4cf9d6cc43e0e9ba0b8648cf9201cd55f Hmm, I'll see if something can be done, but that MSR_RI stuf

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-04 Thread Andreas Schwab
No, this is really a 4.13-rc1 regression. Andreas. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-04 Thread Andreas Schwab
This is actually a 4.13-rc2 regression. Andreas. -- Andreas Schwab, sch...@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."

Re: 4.13-rc3: Unrecoverable exception 4100

2017-08-04 Thread Benjamin Herrenschmidt
On Fri, 2017-08-04 at 12:59 +0200, Andreas Schwab wrote: > I'm getting a lot of Unrecoverable exception 4100 with 4.13-rc3: Hi Andeas ! Any chance you can bisect this ? Thanks ! Cheers, Ben.

4.13-rc3: Unrecoverable exception 4100

2017-08-04 Thread Andreas Schwab
I'm getting a lot of Unrecoverable exception 4100 with 4.13-rc3: [13483.295173] Unrecoverable exception 4100 at c000a1ec [13483.295186] Oops: Unrecoverable exception, sig: 6 [#1] [13483.295190] SMP NR_CPUS=2 [13483.295191] PowerMac [13483.295197] Modules linked in: nfsd auth_rpcgss oid_reg