[cc += Mani] On Sat, Oct 11, 2025 at 07:12:49AM +0200, Christian Zigotzky wrote: > On 09 October 2025 at 07:37 am, Lukas Wunner wrote: > > On Thu, Oct 09, 2025 at 06:54:58AM +0200, Christian Zigotzky wrote: > > > On 08 October 2025 at 09:51 pm, Bjorn Helgaas wrote: > > > > On Wed, Oct 08, 2025 at 06:35:42PM +0200, Christian Zigotzky wrote: > > > > > Our PPC boards [1] have boot problems since the pci-v6.18-changes. [2] > > > > > > > > > > Without the pci-v6.18-changes, the PPC boards boot without any > > > > > problems. > > > > > > > > > > Boot log with error messages: > > > > > https://github.com/user-attachments/files/22782016/Kernel_6.18_with_PCI_changes.log > > > > > > > > > > Further information: https://github.com/chzigotzky/kernels/issues/17 > > > > Do you happen to have a similar log from a recent working kernel, > > > > e.g., v6.17, that we could compare with? > > > Thanks for your answer. Here is a similar log from the kernel 6.17.0: > > > https://github.com/user-attachments/files/22789946/Kernel_6.17.0_Cyrus_Plus_board_P5040.log > > These lines are added in v6.18: > > > > pci 0000:01:00.0: ASPM: DT platform, enabling L0s-up L0s-dw L1 ASPM-L1.1 > > ASPM-L1.2 PCI-PM-L1.1 PCI-PM-L1.2 > > pci 0000:01:00.0: ASPM: DT platform, enabling ClockPM > > pci 0001:01:00.0: ASPM: DT platform, enabling L0s-up L0s-dw L1 ASPM-L1.1 > > ASPM-L1.2 PCI-PM-L1.1 PCI-PM-L1.2 > > pci 0001:01:00.0: ASPM: DT platform, enabling ClockPM > > pci 0001:03:00.0: ASPM: DT platform, enabling L0s-up L0s-dw L1 ASPM-L1.1 > > ASPM-L1.2 PCI-PM-L1.1 PCI-PM-L1.2 > > pci 0001:03:00.0: ASPM: DT platform, enabling ClockPM > > > > Possible candidate: > > > > f3ac2ff14834 ("PCI/ASPM: Enable all ClockPM and ASPM states for devicetree > > platforms") > > After reverting the commit f3ac2ff14834, the kernel boots without any > problems. > > f3ac2ff14834 ("PCI/ASPM: Enable all ClockPM and ASPM states for devicetree > platforms") is the bad commit.
Hi Mani, your commit f3ac2ff14834 is causing a regression on certain powerpc machines. Any ideas? Thanks, Lukas
