Displaying 5 results from an estimated 5 matches for "6b1e6cc7".
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6b1e6cc78
2019 Mar 25
2
INFO: task hung in vhost_net_stop_vq
Looks like more iotlb locking mess?
On Tue, Mar 19, 2019 at 10:21:00PM -0700, syzbot wrote:
> syzbot has bisected this bug to:
>
> commit 6b1e6cc7855b09a0a9bfa1d9f30172ba366f161c
> Author: Jason Wang <jasowang at redhat.com>
> Date: Thu Jun 23 06:04:32 2016 +0000
>
> vhost: new device IOTLB API
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1486ad27200000
> start commit: 6b1e6cc7 vhost: n...
2019 Mar 25
2
INFO: task hung in vhost_net_stop_vq
Looks like more iotlb locking mess?
On Tue, Mar 19, 2019 at 10:21:00PM -0700, syzbot wrote:
> syzbot has bisected this bug to:
>
> commit 6b1e6cc7855b09a0a9bfa1d9f30172ba366f161c
> Author: Jason Wang <jasowang at redhat.com>
> Date: Thu Jun 23 06:04:32 2016 +0000
>
> vhost: new device IOTLB API
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1486ad27200000
> start commit: 6b1e6cc7 vhost: n...
2019 Apr 09
2
[PATCH net] vhost: reject zero size iova range
We used to accept zero size iova range which will lead a infinite loop
in translate_desc(). Fixing this by failing the request in this case.
Reported-by: syzbot+d21e6e297322a900c128 at syzkaller.appspotmail.com
Fixes: 6b1e6cc7 ("vhost: new device IOTLB API")
Signed-off-by: Jason Wang <jasowang at redhat.com>
---
drivers/vhost/vhost.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 5ace833de746..351af88231ad 100644
--- a/drivers/...
2019 Mar 26
0
INFO: task hung in vhost_net_stop_vq
...339] *** DEADLOCK ***
[ 221.752339]
I could not think of a path that can hit this. And I could not reproduce with the reproducer in the link in net-next.
Thanks
>
> On Tue, Mar 19, 2019 at 10:21:00PM -0700, syzbot wrote:
>> syzbot has bisected this bug to:
>>
>> commit 6b1e6cc7855b09a0a9bfa1d9f30172ba366f161c
>> Author: Jason Wang <jasowang at redhat.com>
>> Date: Thu Jun 23 06:04:32 2016 +0000
>>
>> vhost: new device IOTLB API
>>
>> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1486ad27200000
>> start...
2019 Mar 26
1
INFO: task hung in vhost_net_stop_vq
...you sure you are
using the right config/revision? What else can be in play? syzbot uses
VMs. The image is available.
> Thanks
>
>
> >
> > On Tue, Mar 19, 2019 at 10:21:00PM -0700, syzbot wrote:
> >> syzbot has bisected this bug to:
> >>
> >> commit 6b1e6cc7855b09a0a9bfa1d9f30172ba366f161c
> >> Author: Jason Wang <jasowang at redhat.com>
> >> Date: Thu Jun 23 06:04:32 2016 +0000
> >>
> >> vhost: new device IOTLB API
> >>
> >> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=...