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[Bug 1239578] Re: No wireless support for Realtek RTL8192EE [10ec:818b]

 

I've been able to reproduce a similar problem to chuxinxin and collected
logs.

Distro: Ubuntu 14.04 with Ubuntu mainline 3.16rc4
uname -a: Linux Cockatoo 3.16.0-031600rc4-generic #201407061635 SMP Sun Jul 6 20:36:26 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

Step-by-step procedure to reproduce:
1. Boot system with r8192ee module blacklisted
2. modprobe r8192ee
3. Connect to wireless network with NetworkManager
4. Connection works well for a while
5. Connection suddenly disconnects
6. The wireless network is no longer visible in NetworkManager, but others remain visible.
7. Kill NetworkManager and wpa_supplicant
8. NetworkManager no longer shows device
9. Attempt to modprobe -r r8192ee renders system unresponsive

The attached tarball include lsmod, dmesg and syslog.  I split the logs
into before/after killing NetworkManager & wpa_supplicant since there
was a lot of spam in the logs after that event.

It may be relevant that this was done in an environment with a lot of
radio interference and dropped packets.

** Attachment added: "r8192ee-3.16rc4-armstrong.tar.gz"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1239578/+attachment/4148033/+files/r8192ee-3.16rc4-armstrong.tar.gz

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https://bugs.launchpad.net/bugs/1239578

Title:
  No wireless support for Realtek RTL8192EE [10ec:818b]

Status in HWE Next Project:
  Confirmed
Status in HWE Next trusty series:
  Confirmed
Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  Open this bug to trace device driver RTL8192EE.

  We have seen this wireless card on some laptops, id is [10ec:818b],
  driver is RTL8192EE.

  Status: waiting for this driver being moved out of staging directory.

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References