Qemu v9.0.2: Boot failed qemu-arm with Linux next-20241017 tag.

[Richard Henderson]

On 10/20/24 10:39, Naresh Kamboju wrote:
> On Fri, 18 Oct 2024 at 12:35, Naresh Kamboju <naresh.kamboju at linaro.org> wrote:
>>
>> The QEMU-ARMv7 boot has failed with the Linux next-20241017 tag.
>> The boot log is incomplete, and no kernel crash was detected.
>> However, the system did not proceed far enough to reach the login prompt.
>>
>> Please find the incomplete boot log links below for your reference.
>> The Qemu version is 9.0.2.
>> The arm devices TI beaglebone x15 boot pass.
>>
>> This is always reproducible.
>> First seen on Linux next-20241017 tag.
>>    Good: next-20241016
>>    Bad: next-20241017
>>
>> qemu-armv7:
>>    boot:
>>      * clang-19-lkftconfig
>>      * gcc-13-lkftconfig
>>      * clang-nightly-lkftconfig
> 
> Anders bisected this boot regressions and found,
> # first bad commit:
>    [efe8419ae78d65e83edc31aad74b605c12e7d60c]
>      vdso: Introduce vdso/page.h
> 
> We are investigating the reason for boot failure due to this commit.

Probably fixed on qemu master with

commit 67d762e716a7127ecc114e9708254316dd521911
Author: Ard Biesheuvel <ardb at kernel.org>
Date:   Fri Sep 27 09:10:51 2024 +0200

     target/arm: Avoid target_ulong for physical address lookups



r~