On Tue, 26 Aug 2025 at 16:45, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > On Tue, Aug 26, 2025 at 02:06:04PM +0200, Bartosz Golaszewski wrote: > > On Tue, 19 Aug 2025 at 13:52, Greg Kroah-Hartman > > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > > > > > On Tue, Aug 19, 2025 at 01:30:46PM +0200, Bartosz Golaszewski wrote: > > > > On Tue, 19 Aug 2025 at 12:02, Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> wrote: > > > > > > > > > > On Tue, 19 Aug 2025 at 00:18, Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> 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") > > 6.15.y is long end-of-life, so is anything still to be done here? > The same applies to all other branches for which Naresh reported an issue: 6.12, 6.15 and 6.16. I think only 6.16 is still relevant. Bartosz