This also affects the Dell XPS 13 9380 and Disco 19.04. The issue occurs after resume from sleep. Firmware version RM.4.4.1.c2-00057-QCARMSWP-1 (latest from the ath git repo) Kernel version 5.0.0-20-generic dmesg output: [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: failed to read device register, device is gone [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: firmware crashed! (guid a6019044-1af6-47d3-b950-770d4257c7cb) [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:143a [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: kconfig debug 0 debugfs 1 tracing 1 dfs 0 testmode 0 [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: firmware ver RM.4.4.1.c2-00057-QCARMSWP-1 api 6 features wowlan,ignore-otp,no-4addr-pad,raw-mode crc32 e061250a [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: board_file api 2 bmi_id N/A crc32 4ed3569e [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: htt-ver 3.56 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: failed to read firmware dump area: -28 [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: Copy Engine register dump: [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: [00]: 0x00034400 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: [01]: 0x00034800 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:10 2019] ath10k_pci 0000:02:00.0: [02]: 0x00034c00 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: [03]: 0x00035000 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: [04]: 0x00035400 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: [05]: 0x00035800 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: [06]: 0x00035c00 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: [07]: 0x00036000 4294967295 4294967295 4294967295 4294967295 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: failed to reset chip: -5 [Sun Jul 21 11:43:11 2019] ath10k_pci 0000:02:00.0: Could not init hif: -5
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1807974 Title: Wireless regularly breaking (ath10k firmware crashed!) after upgrade to Cosmic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1807974/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
