Bug 213511

Summary: kernel panic during boot
Product: Drivers Reporter: Dominik Brodowski (linux)
Component: Platform_x86Assignee: Andy Shevchenko (andy.shevchenko)
Status: RESOLVED CODE_FIX    
Severity: high CC: andy.shevchenko
Priority: P1    
Hardware: x86-64   
OS: Linux   
URL: https://lore.kernel.org/lkml/YM77uq51jmDC%2FrHt@owl.dominikbrodowski.net/
Kernel Version: v5.13-rcX Subsystem:
Regression: Yes Bisected commit-id:
Attachments: grep -H 15 /sys/bus/acpi/devices/*/status
/proc/iomem
/proc/ioports
lspci -nk -vv
acpidump
dmesg (excerpt)

Description Dominik Brodowski 2021-06-20 11:30:18 UTC
Created attachment 297495 [details]
grep -H 15 /sys/bus/acpi/devices/*/status

Kernel panic introduced by patch 42e59982917a ("mfd: core: Add support for software nodes")
Comment 1 Dominik Brodowski 2021-06-20 11:31:23 UTC
Created attachment 297497 [details]
/proc/iomem
Comment 2 Dominik Brodowski 2021-06-20 11:31:45 UTC
Created attachment 297499 [details]
/proc/ioports
Comment 3 Dominik Brodowski 2021-06-20 11:33:44 UTC
Created attachment 297501 [details]
lspci -nk -vv
Comment 4 Dominik Brodowski 2021-06-20 11:36:09 UTC
Created attachment 297503 [details]
acpidump
Comment 5 Dominik Brodowski 2021-06-20 11:40:24 UTC
Created attachment 297505 [details]
dmesg (excerpt)

Note that this is a working-kernel, with the problematic patch reverted.
Comment 6 Andy Shevchenko 2021-06-20 16:36:05 UTC
Is it possible to have like a photo of the screen or other means to have this panic be caught and logged? Perhaps `earlyprintk...` can help here.