Public bug reported:
The latest precise-updates linux-image seems to omit the required
iwlwifi-7260-7.ucode firwmware
03:00.0 Network controller: Intel Corporation Wireless 7260 (rev 83)
$ dpkg -l linux-image-3.11*
ii linux-image-3.11.0-14-generic 3.11.0-14.21~precise1
Linux kernel image for version 3.11.0 on 64 bit x86 SMP
ii linux-image-3.11.0-15-generic 3.11.0-15.25~precise1
Linux kernel image for version 3.11.0 on 64 bit x86 SMP
ii linux-image-3.11.0-17-generic 3.11.0-17.31~precise1
Linux kernel image for version 3.11.0 on 64 bit x86 SMP
$ dpkg -S iwlwifi-7260
linux-image-3.11.0-15-generic:
/lib/firmware/3.11.0-15-generic/iwlwifi-7260-7.ucode
linux-image-3.11.0-14-generic:
/lib/firmware/3.11.0-14-generic/iwlwifi-7260-7.ucode
$ dmesg # failed iwlwifi on latest 3.11.0-17 (no iw phy present)
[ 0.000000] Linux version 3.11.0-17-generic (buildd@toyol) (gcc version
4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #31~precise1-Ubuntu SMP Tue Feb 4
21:25:43 UTC 2014 (Ubuntu 3.11
.0-17.31~precise1-generic 3.11.10.3)
...
[ 17.770121] iwlwifi 0000:03:00.0: request for firmware file
'iwlwifi-7260-7.ucode' failed.
[ 17.770127] iwlwifi 0000:03:00.0: no suitable firmware found!
$ dmesg # succesfful 3.11.0-15 boot (iw phy0 present)
[ 0.000000] Linux version 3.11.0-15-generic (buildd@allspice) (gcc version
4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #25~precise1-Ubuntu SMP Thu Jan 30
17:39:31 UTC 2014 (Ubuntu 3.11.0-15.25~precise1-generic 3.11.10)
...
[ 49.046204] iwlwifi 0000:03:00.0: loaded firmware version 22.0.7.0 op_mode
iwlmvm
[ 49.120558] iwlwifi 0000:03:00.0: Detected Intel(R) Dual Band Wireless AC
7260, REV=0x144
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1285727
Title:
linux-image-3.11.0-17-generic omits iwlwifi-7260-7.ucode firmware
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