14e4:4331 [MacBookPro8,1] broadcom-sta kernel crashes
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
bcmwl (Ubuntu) |
Triaged
|
High
|
Unassigned |
Bug Description
1) lsb_release -rd
Description: Ubuntu 14.10
Release: 14.10
2) apt-cache policy bcmwl-kernel-source
bcmwl-kernel-
Installed: 6.30.223.
Candidate: 6.30.223.
Package pin: (not found)
Version table:
*** 6.30.223.
500 http://
100 /var/lib/
3) What is expected to happen in is that the wl does not crash.
4) What happens insted in Saucy, Trusty, and now Utopic, about once per hour, the `wl` kernel module of `bcmwl-
Oct 29 15:10:19 fuji kernel: [73721.579735] 0000000000000009 ffff880262bdbdd0 ffffffff8277fcbc 0000000000000000
Oct 29 15:10:19 fuji kernel: [73721.579738] ffff880262bdbe08 ffffffff8206fd8d ffff880260aa5000 ffff8801367e0840
Oct 29 15:10:19 fuji kernel: [73721.579742] 00000000000000a2 ffff8801facf9d80 ffff880261f28a78 ffff880262bdbe18
Oct 29 15:10:19 fuji kernel: [73721.579745] Call Trace:
Oct 29 15:10:19 fuji kernel: [73721.579755] [<ffffffff8277f
Oct 29 15:10:19 fuji kernel: [73721.579760] [<ffffffff8206f
Oct 29 15:10:19 fuji kernel: [73721.579764] [<ffffffff8206f
Oct 29 15:10:19 fuji kernel: [73721.579780] [<ffffffffc030b
Oct 29 15:10:19 fuji kernel: [73721.579828] [<ffffffffc0695
Oct 29 15:10:19 fuji kernel: [73721.579870] [<ffffffffc0692
Oct 29 15:10:19 fuji kernel: [73721.579911] [<ffffffffc0692
Oct 29 15:10:19 fuji kernel: [73721.579915] [<ffffffff82094
Oct 29 15:10:19 fuji kernel: [73721.579920] [<ffffffff82094
Oct 29 15:10:19 fuji kernel: [73721.579924] [<ffffffff82787
Oct 29 15:10:19 fuji kernel: [73721.579928] [<ffffffff82094
Oct 29 15:10:19 fuji kernel: [73721.579930] ---[ end trace f2631d4af0f9ba2d ]---
lspci -vvnn | grep -A 11 Network
03:00.0 Network controller [0280]: Broadcom Corporation BCM4331 802.11a/b/g/n [14e4:4331] (rev 02)
Subsystem: Apple Inc. AirPort Extreme [106b:00d6]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 256 bytes
Interrupt: pin A routed to IRQ 17
Region 0: Memory at a0600000 (64-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: wl
04:00.0 FireWire (IEEE 1394) [0c00]: LSI Corporation FW643 [TrueFire] PCIe 1394b Controller [11c1:5901] (rev 08) (prog-if 10 [OHCI])
Subsystem: LSI Corporation FW643 [TrueFire] PCIe 1394b Controller [11c1:5900]
uname -a
Linux fuji 3.16.0-23-generic #31-Ubuntu SMP Tue Oct 21 17:56:17 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
sudo dmidecode -s bios-version
MBP81.
sudo dmidecode -s bios-release-date
01/24/12
summary: |
- 14e4:4331 broadcom-sta kernel crashes + 14e4:4331 [MacBookPro8,1] broadcom-sta kernel crashes |
description: | updated |
Nico Schlömer, thank you for reporting this and helping make Ubuntu better. Please answer the following questions: /help.ubuntu. com/community/ WifiDocs/ Driver/ bcm43xx ?
+ Did this problem not occur in a release prior to Utopic?
+ Does using the open source b43 driver provide a WORKAROUND as outlined in https:/