Re: [BUG] machine check Oops on Alpha

2016-04-19 Thread Bob Tracy
On Wed, Apr 20, 2016 at 01:46:13AM +0100, Maciej W. Rozycki wrote: > I can see if I can find anything suspicious there if you send me original > copies (i.e. those that oopsed) of arch/alpha/kernel/irq_alpha.o and > arch/alpha/kernel/core_cia.o. > > > Machine has been stable since the machine

Re: [BUG] machine check Oops on Alpha

2016-04-19 Thread Bob Tracy
On Wed, Apr 20, 2016 at 01:46:13AM +0100, Maciej W. Rozycki wrote: > I can see if I can find anything suspicious there if you send me original > copies (i.e. those that oopsed) of arch/alpha/kernel/irq_alpha.o and > arch/alpha/kernel/core_cia.o. > > > Machine has been stable since the machine

Re: [BUG] machine check Oops on Alpha

2016-04-19 Thread Maciej W. Rozycki
On Tue, 19 Apr 2016, Bob Tracy wrote: > > 4.6.0-rc4 build complete, including suggested (by Alan Young) "Verbose > > Machine Checks" option set to level 2 by default. System rebooted, and > > now we wait... Thanks for everyone's continued patience. > > Within three minutes of rebooting, I got

Re: [BUG] machine check Oops on Alpha

2016-04-19 Thread Maciej W. Rozycki
On Tue, 19 Apr 2016, Bob Tracy wrote: > > 4.6.0-rc4 build complete, including suggested (by Alan Young) "Verbose > > Machine Checks" option set to level 2 by default. System rebooted, and > > now we wait... Thanks for everyone's continued patience. > > Within three minutes of rebooting, I got

Re: [BUG] machine check Oops on Alpha

2016-04-19 Thread Bob Tracy
On Mon, Apr 18, 2016 at 09:52:43PM -0500, Bob Tracy wrote: > 4.6.0-rc4 build complete, including suggested (by Alan Young) "Verbose > Machine Checks" option set to level 2 by default. System rebooted, and > now we wait... Thanks for everyone's continued patience. Within three minutes of

Re: [BUG] machine check Oops on Alpha

2016-04-19 Thread Bob Tracy
On Mon, Apr 18, 2016 at 09:52:43PM -0500, Bob Tracy wrote: > 4.6.0-rc4 build complete, including suggested (by Alan Young) "Verbose > Machine Checks" option set to level 2 by default. System rebooted, and > now we wait... Thanks for everyone's continued patience. Within three minutes of

Re: [BUG] machine check Oops on Alpha

2016-04-18 Thread Bob Tracy
On Mon, Apr 18, 2016 at 02:47:40PM +0100, Maciej W. Rozycki wrote: > On Mon, 18 Apr 2016, Bob Tracy wrote: > > > Build delayed slightly. Ran into "fs/binfmt_em86.o" build failure > > patched by Daniel Wagner back in February (incompatible-pointer-types > > warning treated as error by compiler).

Re: [BUG] machine check Oops on Alpha

2016-04-18 Thread Bob Tracy
On Mon, Apr 18, 2016 at 02:47:40PM +0100, Maciej W. Rozycki wrote: > On Mon, 18 Apr 2016, Bob Tracy wrote: > > > Build delayed slightly. Ran into "fs/binfmt_em86.o" build failure > > patched by Daniel Wagner back in February (incompatible-pointer-types > > warning treated as error by compiler).

Re: [BUG] machine check Oops on Alpha

2016-04-18 Thread Maciej W. Rozycki
On Mon, 18 Apr 2016, Bob Tracy wrote: > Build delayed slightly. Ran into "fs/binfmt_em86.o" build failure > patched by Daniel Wagner back in February (incompatible-pointer-types > warning treated as error by compiler). Is Daniel's patch queued for > incorporation into the main kernel source

Re: [BUG] machine check Oops on Alpha

2016-04-18 Thread Maciej W. Rozycki
On Mon, 18 Apr 2016, Bob Tracy wrote: > Build delayed slightly. Ran into "fs/binfmt_em86.o" build failure > patched by Daniel Wagner back in February (incompatible-pointer-types > warning treated as error by compiler). Is Daniel's patch queued for > incorporation into the main kernel source

Re: [BUG] machine check Oops on Alpha

2016-04-18 Thread Bob Tracy
On Sun, Apr 17, 2016 at 10:58:48PM -0500, Bob Tracy wrote: > On Mon, Apr 18, 2016 at 02:32:54AM +0100, Maciej W. Rozycki wrote: > > I'd be tempted to run with the patch below to see what's the value of > > `la_ptr' early on in processing (`entInt' code in entry.S looks sane to > > me, doesn't

Re: [BUG] machine check Oops on Alpha

2016-04-18 Thread Bob Tracy
On Sun, Apr 17, 2016 at 10:58:48PM -0500, Bob Tracy wrote: > On Mon, Apr 18, 2016 at 02:32:54AM +0100, Maciej W. Rozycki wrote: > > I'd be tempted to run with the patch below to see what's the value of > > `la_ptr' early on in processing (`entInt' code in entry.S looks sane to > > me, doesn't

Re: [BUG] machine check Oops on Alpha

2016-04-17 Thread Bob Tracy
On Mon, Apr 18, 2016 at 02:32:54AM +0100, Maciej W. Rozycki wrote: > I'd be tempted to run with the patch below to see what's the value of > `la_ptr' early on in processing (`entInt' code in entry.S looks sane to > me, doesn't touch a2). NB a rebuild doesn't have to be costly if you only >

Re: [BUG] machine check Oops on Alpha

2016-04-17 Thread Bob Tracy
On Mon, Apr 18, 2016 at 02:32:54AM +0100, Maciej W. Rozycki wrote: > I'd be tempted to run with the patch below to see what's the value of > `la_ptr' early on in processing (`entInt' code in entry.S looks sane to > me, doesn't touch a2). NB a rebuild doesn't have to be costly if you only >

Re: [BUG] machine check Oops on Alpha

2016-04-17 Thread Maciej W. Rozycki
On Sun, 17 Apr 2016, Bob Tracy wrote: > While a "machine check" is normally indicative of an underlying hardware > issue, the fact this is a one-time-per-boot issue has me thinking > otherwise. I suspect a code path being traversed prior to the Oops that > gets bypassed afterward. As previously

Re: [BUG] machine check Oops on Alpha

2016-04-17 Thread Maciej W. Rozycki
On Sun, 17 Apr 2016, Bob Tracy wrote: > While a "machine check" is normally indicative of an underlying hardware > issue, the fact this is a one-time-per-boot issue has me thinking > otherwise. I suspect a code path being traversed prior to the Oops that > gets bypassed afterward. As previously

[BUG] machine check Oops on Alpha

2016-04-17 Thread Bob Tracy
Apologies in advance for the "poor" quality of this bug report. No idea how to proceed, because the issue historically has been intermittent to non-existant for reasons unknown. Within 24 hours of booting my Alpha (PWS 433au), I'm pretty much guaranteed to see a "machine check" Oops which

[BUG] machine check Oops on Alpha

2016-04-17 Thread Bob Tracy
Apologies in advance for the "poor" quality of this bug report. No idea how to proceed, because the issue historically has been intermittent to non-existant for reasons unknown. Within 24 hours of booting my Alpha (PWS 433au), I'm pretty much guaranteed to see a "machine check" Oops which