InstallationMedia: Ubuntu-Server 20.04 LTS "Focal Fossa" - Alpha amd64 (20200330) InstallationDate: Installed on (11 days ago) values: Error: No such file or directory: 'amixer' While mount nvme module: PC SN720 NVMe WDC 256GB, there is no such issue.ĪlsaVersion: Advanced Linux Sound Architecture Driver Version k5.4.0-21-generic.ĪplayDevices: Error: No such file or directory: 'aplay'ĪrecordDevices: Error: No such file or directory: 'arecord'ĪudioDevicesInUse: Error: command failed with exit code 1:Ĭ: Error: No such file or directory: 'amixer'Ĭard0.Amixer. The nvme module: PC400 NVMe SK hynix 512GB Verified on the machine with SK hynix PC400 nvme machine.Ĭan't install on this nvme with a focal server installer.Īs mount a nvme partition with kernel with focal 5.4.0-21-generic kernelĮndless blk_update_request error will exists in kernel dmesg. Of a range, so the NLB passed isn't a valid value to the firmware.Īdd a quirk to disable write zeros support SK hynix firmware has a bug that it treats NLB as max value instead ![]() This issue was introduced by below commit which added write zeros commandĦe02318eaea5 nvme: add support for the Write Zeroes command blk_update_request: operation not supported error, dev nvme1n1, sector 4218887 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0 ![]() Got below error message after upgraded Focal kernel(v5.4)
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