On a recent #Dell #laptop, I'm facing a hard to debug #Linux wakeup crash: if a USB device (e.g., a #Yubikey) is plugged before putting the laptop in standby and removed while sleeping, then Linux will "reliably" crash upon resuming, with no visible oops nor dmesg log. I can reproduce it with a Yubikey, but it also happens with a USB docking station (connected to keyboard, mouse, etc.). Any idea what to look for? It's also hard to properly search the web for…
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Stefano Zacchiroli (zacchiro@mastodon.xyz)'s status on Thursday, 26-Dec-2024 21:35:06 JST Stefano Zacchiroli
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Stefano Zacchiroli (zacchiro@mastodon.xyz)'s status on Thursday, 26-Dec-2024 21:36:13 JST Stefano Zacchiroli
In case it matters, it's a Dell Precision 5470, on Linux 6.11.10 (but it also happened on all previous kernels from Debian stable).
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cate (cate@mastodon.xyz)'s status on Thursday, 26-Dec-2024 23:38:26 JST cate
@zacchiro file a bug to kernel (upstream), emphazing that it is reproducible. Probably a maintainer will get in touch with you, to provide debugging patches. Note: there were also configuration and tools to safe oops into memory (hoping on memory not resetting), but I don’t remember more.
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