Public bug reported: With bug 2091655 applied upstream stable fixes of v6.11.11 to generic-6.11 and therefore oem-6.11 kernels, ipu6 starts failing to proble intel-psys driver, leaving following kernel messages:
WARNING: CPU: 12 PID: 671 at kernel/dma/mapping.c:544 dma_alloc_attrs+0xc8/0xd0 ... intel_ipu6_isys.isys intel_ipu6.isys.40: probe with driver intel_ipu6_isys.isys failed with error -12 linux-oem-6.11 version -1013 is the last known unaffected kernel, -1015 is the the first. ipu6-drivers version in dkms-versions doesn't change across the version bumps. Upstream fix merged in https://github.com/intel/ipu6-drivers/pull/324. ** Affects: ipu6-drivers (Ubuntu) Importance: Undecided Status: New ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Affects: ipu6-drivers (Ubuntu Oracular) Importance: Undecided Status: New ** Affects: linux (Ubuntu Oracular) Importance: Undecided Status: New ** Affects: ipu6-drivers (Ubuntu Plucky) Importance: Undecided Status: New ** Affects: linux (Ubuntu Plucky) Importance: Undecided Status: New ** Attachment added: "dmesg.6.11.0-1015-oem.dma_alloc_attrs" https://bugs.launchpad.net/bugs/2100861/+attachment/5862084/+files/dmesg.6.11.0-1015-oem.dma_alloc_attrs ** Also affects: ipu6-drivers (Ubuntu Oracular) Importance: Undecided Status: New ** Also affects: ipu6-drivers (Ubuntu Plucky) Importance: Undecided Status: New ** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2100861 Title: kernel warning in dma_alloc_attrs, probe with driver intel_ipu6_isys.isys failed with error -12 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ipu6-drivers/+bug/2100861/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
