Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1186466
| From | simon@mungewell.org |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Kernel Oops: btusb: 4.2rc1 System lockup with BT dongle insert - log attached |
| Date | 2015-07-17 07:20 +0200 |
| Message-ID | <pN6dZ-4dF-35@gated-at.bofh.it> (permalink) |
| References | <pN6dZ-4dF-37@gated-at.bofh.it> <pN6dZ-4dF-39@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
> [ 117.236007] [<ffffffff814d2ccf>] device_del+0x18f/0x270 > [ 117.236007] [<ffffffff8109b340>] ? wake_up_q+0x70/0x70 > [ 117.236007] [<ffffffff814e97da>] _request_firmware+0x5aa/0xaf0 > [ 117.236007] [<ffffffff814e9d55>] request_firmware+0x35/0x50 > [ 117.236007] [<ffffffffc00fb881>] btbcm_setup_patchram+0x191/0x910 > [btbcm] > [ 117.236007] [<ffffffff814e0994>] ? rpm_idle+0xc4/0x200 > [ 117.236007] [<ffffffffc0e28488>] hci_dev_do_open+0xd8/0x500 Looking between log from 3.19 -- Jul 7 21:42:57 retrobox kernel: [ 107.562441] bluetooth hci0: Direct firmware load for brcm/BCM20702A0-0a5c-21e8.hcd failed with error -2 Jul 7 21:42:57 retrobox kernel: [ 107.562452] Bluetooth: hci0: BCM: patch brcm/BCM20702A0-0a5c-21e8.hcd not found -- And the log of the lockup: https://www.flickr.com/photos/24244464@N03/19375918529/sizes/o/ It looks like the firmware 'opt_flags' must be different, so this may be a contributing factor. In fact I found a log from 4.1.0rc7, which shows they recently changed!! -- Jul 15 21:17:40 blind-fury kernel: [ 0.000000] Linux version 4.1.0-rc7+ (root@blind-fury) (gcc version 4.9.2 (Ubuntu 4.9.2-10ubuntu13) ) #2 SMP Wed Jun 10 21:25:17 MDT 2015 Jul 15 21:17:40 blind-fury kernel: [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.1.0-rc7+ root=UUID=56684438-bf61-422a-9c47-e0d7e405f4e7 ro quiet splash ... Jul 15 21:20:04 blind-fury kernel: [ 173.591327] usbcore: registered new interface driver btusb Jul 15 21:20:04 blind-fury kernel: [ 173.604148] Bluetooth: hci0: BCM: chip id 63 Jul 15 21:20:04 blind-fury kernel: [ 173.606079] Bluetooth: hci0: BCM20702A1 (001.002.014) build 0000 Jul 15 21:20:04 blind-fury kernel: [ 173.628434] bluetooth hci0: Direct firmware load for brcm/BCM20702A1-0a5c-21e8.hcd failed with error -2 Jul 15 21:20:04 blind-fury kernel: [ 173.628439] Bluetooth: hci0: BCM: Patch brcm/BCM20702A1-0a5c-21e8.hcd not found -- These are checked here, but code hasn't changed recently: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/drivers/base/firmware_class.c?id=6593d9245bc66e6e3cf4ba6d365a7833110c1402#n1135 There has been changes to the btbcm.c code wrt to firmware loading: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drivers/bluetooth/btbcm.c?id=18aeb4445aa00f6f402ba3a92a2e9ff3d13882b4 Simon. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread
Re: Kernel Oops: btusb: 4.2rc1 System lockup with BT dongle insert - log attached simon@mungewell.org - 2015-07-17 07:20 +0200
Re: Kernel Oops: btusb: 4.2rc1 System lockup with BT dongle insert - log attached simon@mungewell.org - 2015-07-17 08:20 +0200
Re: Kernel Oops: btusb: 4.2rc1 System lockup with BT dongle insert - log attached "Kim, Milo" <milo.kim@ti.com> - 2015-07-17 09:10 +0200
csiph-web