Messages in this thread | | | Date | Mon, 22 Aug 2022 15:24:53 +0800 | Subject | Re: LTS kernel Linux 4.14.290 unable to boot with edk2-ovmf (x86_64 UEFI runtime) | From | Qu Wenruo <> |
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On 2022/8/22 14:25, Greg KH wrote: > On Mon, Aug 22, 2022 at 09:15:59AM +0800, Qu Wenruo wrote: >> Hi, >> >> When backporting some btrfs specific patches to all LTS kernels, I found >> v4.14.290 kernel unable to boot as a KVM guest with edk2-ovmf >> (edk2-ovmf: 202205, qemu 7.0.0, libvirt 1:8.6.0). >> >> While all other LTS/stable branches (4.19.x, 5.4.x, 5.10.x, 5.15.x, >> 5.18.x, 5.19.x) can boot without a hipccup. >> >> I tried the following configs, but none of them can even provide an >> early output: >> >> - CONFIG_X86_VERBOSE_BOOTUP >> - CONFIG_EARLY_PRINTK >> - CONFIG_EARLY_PRINTK_EFI >> >> Is this a known bug or something new? > > Has this ever worked properly on this very old kernel tree? If so, can > you use 'git bisect' to find the offending commit?
Unfortunately the initial v4.14 from upstream can not even be compiled.
I'll try some more recent v4.14.x tags to see if I can get a working release to do the bisect.
Thanks, Qu
> > thanks, > > greg k-h
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