Messages in this thread | | | From | (Alan J. Wylie) | Subject | Re: [Regression] Re: Linux 5.0.2 | Date | Thu, 14 Mar 2019 22:16:01 +0000 |
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Greg KH <gregkh@linuxfoundation.org> writes:
> On Thu, Mar 14, 2019 at 02:52:50PM -0700, Greg KH wrote: >> On Thu, Mar 14, 2019 at 08:43:14PM +0000, Alan J. Wylie wrote: >> > >> > (Adding Linus, since his tree is also broken) >> >> Again, can you try running 'git bisect' to find the offending commit? > > Ah, looks like Guenter found it, nevermind...
I'd just finished bisecting:
$ git bisect good 3ad8e57560d7652a66da12b41c668a593509f3ad is the first bad commit commit 3ad8e57560d7652a66da12b41c668a593509f3ad Author: Peter Zijlstra (Intel) <peterz@infradead.org> Date: Tue Mar 5 22:23:15 2019 +0100
perf/x86/intel: Make cpuc allocations consistent
The cpuc data structure allocation is different between fake and real cpuc's; use the same code to init/free both.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
:040000 040000 9066c98aacccc5c85a5783907a8431fe3ab7004c 139f04cab3ddd303ffc595e848d01fac3989ac75 M arch $ git bisect log git bisect start # good: [283506fcd65de1bc10fcc6e2ca633a7b63171ffa] Linux 5.0.1 git bisect good 283506fcd65de1bc10fcc6e2ca633a7b63171ffa # bad: [9e6fdea016e45c5feab60589241e0d3607d39945] Linux 5.0.2 git bisect bad 9e6fdea016e45c5feab60589241e0d3607d39945 # good: [e3f5c3cbe16356cd98518765d891aec90dc34e3d] drm: disable uncached DMA optimization for ARM and arm64 git bisect good e3f5c3cbe16356cd98518765d891aec90dc34e3d # good: [e7b0b71c22e7f9529ae677ba7299efbe6bfbb232] staging: erofs: compressed_pages should not be accessed again after freed git bisect good e7b0b71c22e7f9529ae677ba7299efbe6bfbb232 # bad: [3ad8e57560d7652a66da12b41c668a593509f3ad] perf/x86/intel: Make cpuc allocations consistent git bisect bad 3ad8e57560d7652a66da12b41c668a593509f3ad # good: [3dfe7538f80acf0edf33ae4ae4f639c86e3a3be5] ath9k: Avoid OF no-EEPROM quirks without qca,no-eeprom git bisect good 3dfe7538f80acf0edf33ae4ae4f639c86e3a3be5 # first bad commit: [3ad8e57560d7652a66da12b41c668a593509f3ad] perf/x86/intel: Make cpuc allocations consistent $
Regards Alan
-- Alan J. Wylie https://www.wylie.me.uk/
Dance like no-one's watching. / Encrypt like everyone is. Security is inversely proportional to convenience
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