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On 16/07/15 12:35, Francis Rowe wrote: > > > On 16/07/15 11:08, Robert Alessi wrote: >> On Wed, Jul 15, 2015 at 04:20:56PM -0500, Will Hill wrote: >>> Is your fan in good condition and your heat exchanger dust >>> free? The slim series, denoted by the s, is known for >>> overheating. > >> Thank you very much for the hint. You are perfectlty right. So >> I carefully cleaned the fan and the heat exchanger this morning. >> Then I booted 4.1.2, and worked on it for about an hour. The >> X60s did not freeze, and to my knowledge xsensors gave me >> acceptable values, such as 47.0°C coretemp and 2769 RPM for >> fan1. > >> However --and this is the important point-- I tried to reboot >> twice: - on the first attempt, I got snapshot1.png (attached); - >> on the second attempt, I got snapshot2.png (also attached), >> namely a kernel panic. This is much worse, as it makes kernels >> starting from 4.1.1 unusable at least for libreboot laptops such >> as mine. > >> Then I reverted to linux-libre 4.0.7, and everything works fine >> again. > >> Provisional conclusion: I strongly suspect that something is >> wrong in kernels above 4.0.7. Is it related to the bluetooth >> subsystem? I can't say. But I am convinced there is something. > > > Looks like it's related to the graphics (i915 driver). Can you > compile a full bug report? Also, boot with drm.debug=0x06 enabled > on the "linux" line in GRUB. Then try to reproduce the error, and > post the logs. (especially kernel logs at boot, and the crash > logs) > > https://bugzilla.kernel.org/ is where you can submit bug reports > for the linux kernel. > > Please take what I said about it being graphics-related with a pinch of salt. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBAgAGBQJVp6ifAAoJEP9Ft0z50c+UGcAH/i+kGFlCQ6HAZGV4zLKpVqaw EijHfjttNrxGZn42ATm5J4afKa/HQrX/mcQ3f7EXyG2em2/4caMLiYnPor8JC59B KpPxvCkF+LbGr5xLoQ7hTWFH2iBPUUH5Burr6ku/TqOIXP0ctqfu2p1FD3+Zk4M2 gT83D6FUVg8dPK/CBpBKkUiw+bvITn7dq8q/chKwj4Tvk9YAwd7ZK0G5mqs/qU9l dqt61XQ/gStmXGAqjwlF+67+cMpfhoAPrmHdZDl+MxWFTxZ7HuysUCZEeyBLk7w/ 7fhOE6XJ4B9rWNjZ6nhLHLiriJtvBheJkw7YpUDF2cU22a81bqP3MxV8GABzdUk= =S0ti -----END PGP SIGNATURE-----
