Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Christoffer Dall
On Thu, Jan 12, 2017 at 10:50:04AM +, Marc Zyngier wrote: > On 12/01/17 10:42, Christoffer Dall wrote: > > On Thu, Jan 12, 2017 at 10:30:39AM +, Marc Zyngier wrote: > >> On 12/01/17 09:55, Andre Przywara wrote: > >>> Hi, > >>> > >>> On 12/01/17 09:32, Marc Zyngier wrote: > Hi Dmitry,

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Andre Przywara
Hi, On 12/01/17 10:42, Christoffer Dall wrote: > On Thu, Jan 12, 2017 at 10:30:39AM +, Marc Zyngier wrote: >> On 12/01/17 09:55, Andre Przywara wrote: >>> Hi, >>> >>> On 12/01/17 09:32, Marc Zyngier wrote: Hi Dmitry, On 11/01/17 19:01, Dmitry Vyukov wrote: > Hello, >

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Marc Zyngier
On 12/01/17 10:42, Christoffer Dall wrote: > On Thu, Jan 12, 2017 at 10:30:39AM +, Marc Zyngier wrote: >> On 12/01/17 09:55, Andre Przywara wrote: >>> Hi, >>> >>> On 12/01/17 09:32, Marc Zyngier wrote: Hi Dmitry, On 11/01/17 19:01, Dmitry Vyukov wrote: > Hello, > >

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Christoffer Dall
On Thu, Jan 12, 2017 at 10:30:39AM +, Marc Zyngier wrote: > On 12/01/17 09:55, Andre Przywara wrote: > > Hi, > > > > On 12/01/17 09:32, Marc Zyngier wrote: > >> Hi Dmitry, > >> > >> On 11/01/17 19:01, Dmitry Vyukov wrote: > >>> Hello, > >>> > >>> While running syzkaller fuzzer I've got the

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Marc Zyngier
On 12/01/17 09:55, Andre Przywara wrote: > Hi, > > On 12/01/17 09:32, Marc Zyngier wrote: >> Hi Dmitry, >> >> On 11/01/17 19:01, Dmitry Vyukov wrote: >>> Hello, >>> >>> While running syzkaller fuzzer I've got the following deadlock. >>> On commit 9c763584b7c8911106bb77af7e648bef09af9d80. >>> >>>

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Christoffer Dall
On Thu, Jan 12, 2017 at 09:55:21AM +, Andre Przywara wrote: > Hi, > > On 12/01/17 09:32, Marc Zyngier wrote: > > Hi Dmitry, > > > > On 11/01/17 19:01, Dmitry Vyukov wrote: > >> Hello, > >> > >> While running syzkaller fuzzer I've got the following deadlock. > >> On commit

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Andre Przywara
Hi, On 12/01/17 09:32, Marc Zyngier wrote: > Hi Dmitry, > > On 11/01/17 19:01, Dmitry Vyukov wrote: >> Hello, >> >> While running syzkaller fuzzer I've got the following deadlock. >> On commit 9c763584b7c8911106bb77af7e648bef09af9d80. >> >> >> = >> [

Re: kvm: deadlock in kvm_vgic_map_resources

2017-01-12 Thread Marc Zyngier
Hi Dmitry, On 11/01/17 19:01, Dmitry Vyukov wrote: > Hello, > > While running syzkaller fuzzer I've got the following deadlock. > On commit 9c763584b7c8911106bb77af7e648bef09af9d80. > > > = > [ INFO: possible recursive locking detected ] >

kvm: deadlock in kvm_vgic_map_resources

2017-01-11 Thread Dmitry Vyukov
Hello, While running syzkaller fuzzer I've got the following deadlock. On commit 9c763584b7c8911106bb77af7e648bef09af9d80. = [ INFO: possible recursive locking detected ] 4.9.0-rc6-xc2-00056-g08372dd4b91d-dirty #50 Not tainted