Great, thanks!
Robert
Am 11.03.2016 15:01 schrieb "Seth Forshee" <seth.forshee...@canonical.com>:
> On Fri, Mar 11, 2016 at 01:03:32PM -0000, Robert Doebbelin wrote:
> > Thank you Seth for taking a close look at the problem and my proposed
> > fix. As mentioned o
Thank you Seth for taking a close look at the problem and my proposed
fix. As mentioned on the mailing list my test runs fine now with the two
fixes.
However, I prefer your fix as it prevents us from running into this
issue again. Our test system is happily installing VMs for two hours now
using
The bug triggers with the debug kernel, however there is no message like
"fuse_direct_IO: io->reg would have gone negative" in the journal:
Jan 29 16:22:18 ubuntu dnsmasq-dhcp[896]: DHCPREQUEST(virbr0) 192.168.122.93
52:54:00:45:1c:61
Jan 29 16:22:18 ubuntu dnsmasq-dhcp[896]: DHCPACK(virbr0)
Enabling KASAN on a Wily kernel prints the following:
Jan 27 12:02:05 ubuntu kernel:
==
Jan 27 12:02:05 ubuntu kernel: BUG: KASan: use after free in
fuse_direct_IO+0xb1a/0xcc0 at addr 88036c414390
Jan 27 12:02:05 ubuntu kernel:
Duplicating my post to the fuse developer mailing list here:
Hi all,
the kernel crash can be triggered if async direct IO is used which comes
with Fuse 3.0_pre0 (i.e. current head). My workload was to install
CentOS7 on a newly created qcow2 disk. The kernel (Fedora 21;
4.1.8-100.fc21.x86_64)
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