Control: severity -1 important Control: tag -1 moreinfo On Sat, 20 Feb 2016 17:30:59 +0000 Thomas Thurman <thomas@thurman.uk> wrote: [...] > Here's an excerpt from kern.log a few days ago, showing the problem: > > Feb 15 11:21:48 emley-moor kernel: [ 169.188034] usb 1-1.2: reset high-speed USB device number 4 using xhci_hcd > Feb 15 11:22:45 emley-moor kernel: [ 196.640590] sdhci: Timeout waiting for Buffer Read Ready interrupt during tuning procedure, falling back to fixed sampling clock > Feb 15 11:22:45 emley-moor kernel: [ 196.642950] ------------[ cut here ]------------ > Feb 15 11:22:45 emley-moor kernel: [ 196.642964] WARNING: CPU: 1 PID: 0 at /build/linux-TrvjeN/linux-4.4/drivers/mmc/host/sdhci.c:1003 sdhci_send_command+0x727/0xbc0 [sdhci]() > Feb 15 11:22:45 emley-moor kernel: [ 196.642968] Modules linked in: loop fuse nls_utf8 nls_cp437 vfat fat snd_soc_sst_baytrail_pcm snd_soc_sst_ipc iTCO_wdt sparse_keymap iTCO_vendor_support ak8975 snd_soc_sst_byt_rt5640_mach rfkill snd_soc_sst_dsp intel_rapl gpio_keys intel_powerclamp coretemp kvm_intel kvm irqbypass crc32_pclmul aesni_intel aes_i586 xts lrw gf128mul ablk_helper cryptd sg snd_soc_rt5640 snd_soc_rl6231 efi_pstore evdev snd_soc_core joydev snd_pcm_oss snd_mixer_oss snd_pcm efivars hid_multitouch pcspkr snd_timer snd soundcore regmap_i2c inv_mpu6050 industrialio_triggered_buffer battery kfifo_buf industrialio i2c_mux i915 drm_kms_helper drm i2c_algo_bit lpc_ich mfd_core button 8250_fintek video wmi tpm_crb dw_dmac dw_dmac_core soc_button_array processor_thermal_device intel_soc_dts_iosf iosf_mbi int3400_thermal int3402_thermal int3403_thermal acpi_thermal_rel int340x_thermal_zone snd_soc_sst_acpi i2c_designware_platform i2c_designware_core tpm_tis tpm ac acpi_pad processor parport_pc ppdev lp parport efivarfs autofs4 sd_mod hid_generic usbhid uas usb_storage scsi_mod ext4 crc16 mbcache jbd2 mmc_block crc32c_intel xhci_pci xhci_hcd usbcore usb_common thermal i2c_hid hid sdhci_acpi sdhci mmc_core > Feb 15 11:22:45 emley-moor kernel: [ 196.643119] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G D W 4.4.0-trunk-686-pae #1 Debian 4.4-1~exp1 [...] This indicates that there were earlier BUG and WARNING messages; please send those as well. Ben. -- Ben Hutchings The most exhausting thing in life is being insincere. - Anne Morrow Lindberg
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