Successfully reproduced. Reproducing rate: 1 out of 1.[1] btw focal GA kernel does not has such error messages.[2] [1] ubuntu@scobee:~$ uname -a; dmesg | grep fail Linux scobee 5.8.0-59-generic #66~20.04.1-Ubuntu SMP Thu Jun 17 11:13:01 UTC 2021 aarch64 aarch64 aarch64 GNU/Linux [ 8.289936] cma: cma_alloc: alloc failed, req-size: 4096 pages, ret: -12 [ 8.346853] acpi PNP0A08:01: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.348502] acpi PNP0A08:02: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.350243] acpi PNP0A08:03: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.352192] acpi PNP0A08:04: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.354245] acpi PNP0A08:05: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.364407] acpi PNP0A08:07: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.366055] acpi PNP0A08:08: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.367616] acpi PNP0A08:09: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.369603] acpi PNP0A08:0a: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.371717] acpi PNP0A08:0b: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 18.189114] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.202784] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.216457] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.244041] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.257710] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.271383] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.298846] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.312514] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.326179] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 18.353636] cma: cma_alloc: alloc failed, req-size: 256 pages, ret: -12 [ 21.256047] dw_spi_mmio HISI0173:00: DMA init failed [ 21.267497] dw_spi_mmio HISI0173:00: DMA init failed [ 23.595842] sas: Enter sas_scsi_recover_host busy: 0 failed: 0 [ 25.859215] sas: --- Exit sas_scsi_recover_host: busy: 0 failed: 0 tries: 1 [ 32.804988] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.833621] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.909952] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.916375] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.934443] hisi_hpre 0000:79:00.0: fail to alloc uacce (-22) [ 32.935833] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.936277] hisi_zip 0000:75:00.0: fail to alloc uacce (-22) [ 32.947732] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.955618] hisi_sec2 0000:76:00.0: fail to alloc uacce (-22) [ 32.959619] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.960888] hisi_zip 0000:b5:00.0: fail to alloc uacce (-22) [ 32.972760] hisi_hpre 0000:b9:00.0: fail to alloc uacce (-22) [ 32.977988] cma: cma_alloc: alloc failed, req-size: 4 pages, ret: -12 [ 32.992290] arm_spe_pmu: probe of arm,spe-v1 failed with error -1 [ 32.993764] hisi_sec2 0000:b6:00.0: fail to alloc uacce (-22) ubuntu@scobee:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.04.2 LTS Release: 20.04 Codename: focal ubuntu@scobee:~$ [2] ubuntu@scobee:~$ uname -a Linux scobee 5.4.0-77-generic #86-Ubuntu SMP Thu Jun 17 02:36:33 UTC 2021 aarch64 aarch64 aarch64 GNU/Linux ubuntu@scobee:~$ dmesg | grep fail [ 8.348080] acpi PNP0A08:01: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.349683] acpi PNP0A08:02: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.351370] acpi PNP0A08:03: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.353217] acpi PNP0A08:04: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.355163] acpi PNP0A08:05: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.364689] acpi PNP0A08:07: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.366295] acpi PNP0A08:08: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.367829] acpi PNP0A08:09: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.369753] acpi PNP0A08:0a: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 8.371773] acpi PNP0A08:0b: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 22.855202] sas: Enter sas_scsi_recover_host busy: 0 failed: 0 [ 25.142488] sas: --- Exit sas_scsi_recover_host: busy: 0 failed: 0 tries: 1 [ 31.395119] arm_spe_pmu: probe of arm,spe-v1 failed with error -1 ubuntu@scobee:~$