From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mihai Moldovan Date: Thu, 12 Jan 2012 22:02:38 +0100 Subject: [ath9k-devel] Kernel panic with AR9485 and kernel 3.1.6 In-Reply-To: <4F0F491A.1010407@ionic.de> References: <4F0F3C45.6020107@ionic.de> <4F0F491A.1010407@ionic.de> Message-ID: <4F0F4A6E.9000205@ionic.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ath9k-devel@lists.ath9k.org At least I've seen messages like this when my kernel handled disk IO (and actually the filesystem was buggy) - it echo'd a warning message with a backtrace claiming that it has spend more than 120 seconds in kernel mode or something. * On 12.01.2012 09:56 PM, Mihai Moldovan wrote: > Hm, shouldn't the kernel actually detect something like this (i.e., > detect when it's running in kernel mode for too long and not letting > userspace processes run)? > > > * On 12.01.2012 09:51 PM, Adrian Chadd wrote: >> Remember, kim though it was a hang until we enabled some ath9k >> debugging. We then discovered the driver was sitting in a very tight >> interrupt handling loop... >> >> >> >> adrian > > > > _______________________________________________ > ath9k-devel mailing list > ath9k-devel at lists.ath9k.org > https://lists.ath9k.org/mailman/listinfo/ath9k-devel -------------- next part -------------- A non-text attachment was scrubbed... Name: smime.p7s Type: application/pkcs7-signature Size: 4369 bytes Desc: S/MIME Cryptographic Signature Url : http://lists.ath9k.org/pipermail/ath9k-devel/attachments/20120112/76fe9312/attachment.bin