Network Engineering of medical company reported Intel 8265 chipset crashing while doing TPC whenever asked to connect to any DFS channel. Tests were done with Linux machine, driver/kernel version- 4.9 and 4.8. FW in the chipset is 22.361476.0
The "dmesg" shows following error messages:
Iwlwifi 0000:02:00.0: Queue 2 stuck for 10000ms
Iwlwifi 0000:02:00.0: Microcode SW error detected. Restarting 0x2000000
Ieee80211 phy0: Hardware restart was requested
Complete logs are attached.
We would like to know why this issue occurs and are there other conditions which can cause such crashing.
Thanks for posting in our community. We understand that you're experiencing issues with 802.11h on Linux*.
Please notice that the drivers for Intel® Wireless adapters on Linux* are developed through the open community. For support, you may email the Linux* wireless directly or file the bug at kernel's bugzilla*:
- https://wireless.wiki.kernel.org/en/users/Drivers/iwlwifi# support Linux* Wireless - Mailing
- https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi/debugging Linux* Wireless - Bugs and Support
- https://www.intel.com/content/www/us/en/support/articles/000005511/network-and-i-o/wireless-networking.html Linux* Support for Intel® Wireless Adapters
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