Update on issue.

I can boot a kirkstone core-image-base (headless) without any issue.

Randolph at TI has indicated the panic is related to an outdated gpu
definition in DT.  The gpu DT def defines two power domains, only one is
required.  I have not yet successfully confirmed this change.



On Wed, Sep 20, 2023 at 5:08 PM Joel Winarske via lists.yoctoproject.org
<[email protected]> wrote:

> Today's limited progress:
>
> 1. U-Boot from eMMC is used by default.  Shipping devices have outdated
> U-Boot.
> 2. Rule out U-Boot, and use Yocto built U-Boot by pressing RST + BOOT,
> wait, release RST, then release BOOT.  Boot flow will use all boot bits
> from the SD card with this approach.
> 3. Update `linux-bb.org_git.bb` to use tip of tree:
> # 5.10.168 version for 32-bit
> SRCREV:armv7a = "0f40ca5e749e9176ad4ea30c68be4fb2340647db"
> PV:armv7a = "5.10.168+git${SRCPV}"
> BRANCH:armv7a = "5.10.168-ti-r71"
>
> # 5.10.168 version for 64-bit
> SRCREV:aarch64 = "ac2750dbf3a3b9078feff995e6754d5c5f609c19"
> PV:aarch64 = "5.10.168+git${SRCPV}"
> BRANCH:aarch64 = "v5.10.168-ti-arm64-r110"
>
>
>
> Updating kernel has no impact on kernel panic:
>
> [    6.621063] pvrsrvkm: loading out-of-tree module taints kernel.
> [    6.637510] PVR_K:  251: Device: 4e20000000.gpu
> [    6.642337] SError Interrupt on CPU0, code 0xbf000000 -- SError
> [    6.642339] CPU: 0 PID: 251 Comm: systemd-udevd Tainted: G           O
>      5.10.168+ #1
> [    6.642340] Hardware name: BeagleBoard.org BeagleBone AI-64 (DT)
> [    6.642341] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
> [    6.642343] pc : _RGXReadBVNCFromReg.isra.0+0x20/0x140 [pvrsrvkm]
> [    6.642343] lr : RGXBvncInitialiseConfiguration+0x274/0x9c0 [pvrsrvkm]
> [    6.642344] sp : ffff8000143db740
> [    6.642345] x29: ffff8000143db740 x28: ffff8000091e4548
> [    6.642349] x27: 0000000000000000 x26: ffff8000143db7a8
> [    6.642351] x25: ffff0008132da000 x24: ffff000813c741a0
> [    6.642353] x23: 0000000000000000 x22: ffff8000091ed000
> [    6.642355] x21: ffff000813c74008 x20: ffff8000091947c0
> [    6.642357] x19: 0000000000000000 x18: ffff800009142e74
> [    6.642359] x17: 000000ffc0000000 x16: ffff8000091431e0
> [    6.642361] x15: ffff800009142e60 x14: ffff800009140dd0
> [    6.642363] x13: ffff80000914c124 x12: 0000000000000000
> [    6.642365] x11: ffff000813c74008 x10: 0000000000000020
> [    6.642367] x9 : 0000000000000000 x8 : 0000000000000024
> [    6.642369] x7 : 0000000000000000 x6 : ffff800012500000
> [    6.642371] x5 : ffff8000143db7b0 x4 : ffff8000143db7ac
> [    6.642373] x3 : ffff8000143db7a8 x2 : ffff8000143db7a4
> [    6.642375] x1 : 0000000000000000 x0 : ffff000813c74008
> [    6.642377] Kernel panic - not syncing: Asynchronous SError Interrupt
>
>
> 
>
>
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