Messages in this thread | | | From | Fei Shao <> | Date | Fri, 17 Jun 2022 19:07:09 +0800 | Subject | Re: [PATCH] ASoC: mediatek: mt8186: Fix mutex double unlock in GPIO request |
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On Fri, Jun 17, 2022 at 6:43 PM Mark Brown <broonie@kernel.org> wrote: > > On Fri, Jun 17, 2022 at 06:06:33PM +0800, Fei Shao wrote: > > The lockdep mechanism reveals an unbalanced unlocking on MT8186: > > > > [ 2.993966] WARNING: bad unlock balance detected! > > [ 2.993971] 5.15.46-421fef3b44d7-lockdep #16 Not tainted > > [ 2.993978] ------------------------------------- > > [ 2.993983] kworker/u16:1/10 is trying to release lock (gpio_request_mutex) at: > > [ 2.993994] [<ffffffdcd9adebf8>] mt8186_afe_gpio_request+0xf8/0x210 > > [ 2.994012] but there are no more locks to release! > > [ 2.994017] > > [ 2.994017] other info that might help us debug this: > > Please think hard before including complete backtraces in upstream > reports, they are very large and contain almost no useful information > relative to their size so often obscure the relevant content in your > message. If part of the backtrace is usefully illustrative (it often is > for search engines if nothing else) then it's usually better to pull out > the relevant sections.
Agreed, I'll resend the patch. Thank you for the feedback.
Regards, Fei
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