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Tue, 26 Aug 2025 05:06:15 -0700 (PDT) Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20250818124458.334548733@linuxfoundation.org> <2025081931-chump-uncurled-656b@gregkh> In-Reply-To: <2025081931-chump-uncurled-656b@gregkh> From: Bartosz Golaszewski Date: Tue, 26 Aug 2025 14:06:04 +0200 X-Gm-Features: Ac12FXzW7NUCjgYWSamJwSOH-347hP9Z3Gi-swjOizdLDz6f5VXnlkQBVvbGglE Message-ID: Subject: Re: [PATCH 6.15 000/515] 6.15.11-rc1 review To: Greg Kroah-Hartman Cc: Naresh Kamboju , stable@vger.kernel.org, patches@lists.linux.dev, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org, lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com, f.fainelli@gmail.com, sudipm.mukherjee@gmail.com, srw@sladewatkins.net, rwarsow@gmx.de, conor@kernel.org, hargar@microsoft.com, broonie@kernel.org, achill@achill.org, Ben Copeland , Anders Roxell , Dan Carpenter , Arnd Bergmann , Bjorn Andersson , linux-arm-msm , Linux ARM , srinivas.kandagatla@oss.qualcomm.com Content-Type: text/plain; charset="UTF-8" On Tue, 19 Aug 2025 at 13:52, Greg Kroah-Hartman wrote: > > On Tue, Aug 19, 2025 at 01:30:46PM +0200, Bartosz Golaszewski wrote: > > On Tue, 19 Aug 2025 at 12:02, Naresh Kamboju wrote: > > > > > > On Tue, 19 Aug 2025 at 00:18, Naresh Kamboju wrote: > > > > > > > > > > > > Boot regression: stable-rc 6.15.11-rc1 arm64 Qualcomm Dragonboard 410c > > > > Unable to handle kernel NULL pointer dereference > > > > qcom_scm_shm_bridge_enable > > > > > > I have reverted the following patch and the regression got fixed. > > > > > > firmware: qcom: scm: initialize tzmem before marking SCM as available > > > [ Upstream commit 87be3e7a2d0030cda6314d2ec96b37991f636ccd ] > > > > > > > Hi! I'm on vacation, I will look into this next week. I expect there > > to be a fix on top of this commit. > > Ok, I'll go and drop this one from the queues now, thanks. > > greg k-h Hi! The issue was caused by only picking up commit 7ab36b51c6bee ("firmware: qcom: scm: request the waitqueue irq *after* initializing SCM") into stable, while the following four must be applied instead: 23972da96e1ee ("firmware: qcom: scm: remove unused arguments from SHM bridge routines") dc3f4e75c54c1 ("firmware: qcom: scm: take struct device as argument in SHM bridge enable") 87be3e7a2d003 ("firmware: qcom: scm: initialize tzmem before marking SCM as available") 7ab36b51c6bee ("firmware: qcom: scm: request the waitqueue irq *after* initializing SCM") Bartosz