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Message-ID: <54B3942D.2080006@profitbricks.com> Date: Mon, 12 Jan 2015 10:30:21 +0100 From: Sebastian Parschauer <sebastian.riemer@...fitbricks.com> To: Fam Zheng <famz@...hat.com> CC: Jens Axboe <axboe@...nel.dk>, Eduardo Otubo <eduardo.otubo@...fitbricks.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, virtualization@...ts.linux-foundation.org Subject: Re: blk-mq v3.18: Oops during virtio_blk hot-unplug On 10.01.2015 02:20, Fam Zheng wrote: > On Fri, 01/09 15:32, Sebastian Parschauer wrote: >> Hi Jens, >> >> my colleague Eduardo is sporadically seeing an Oops in blk-mq while >> running continuous virtio_blk hot-plug/hot-unplug tests with I/O to the >> device within an x86_64 QEMU/KVM 2.0 Debian Wheezy VM. >> >> Please find the call trace attached and the full log here: >> http://paste.ubuntu.com/9691873/ >> >> The kernel image has been taken from here and is the mainline kernel >> from tag v3.18: >> http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.18-vivid/ >> >> Is there still an issue with block queue freezing? > > This one? > > commit 45a9c9d909b24c6ad0e28a7946e7486e73010319 > Author: Bart Van Assche <bvanassche@....org> > Date: Tue Dec 9 16:57:48 2014 +0100 > > blk-mq: Fix a use-after-free > > Fam Yes, pretty much looks like it, thanks! Cheers, Sebastian -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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