Re: fix for use-after-free problem in 10.x

2016-10-11 Thread Pintér , Olivér
On Mon, Oct 10, 2016 at 7:07 AM, Julian Elischer wrote: > On 8/10/2016 5:36 AM, Oliver Pinter wrote: > >> On 10/5/16, Julian Elischer wrote: >> >>> In 11 and 12 the taskqueue code has been rewritten in this area but >>> under 10 this bug still occurs. >>> >>> On our appliances this bug stops the

Re: fix for use-after-free problem in 10.x

2016-10-09 Thread Julian Elischer
On 8/10/2016 5:36 AM, Oliver Pinter wrote: On 10/5/16, Julian Elischer wrote: In 11 and 12 the taskqueue code has been rewritten in this area but under 10 this bug still occurs. On our appliances this bug stops the system from mounting the ZFS root, so it is quite severe. Basically while the t

Re: fix for use-after-free problem in 10.x

2016-10-08 Thread Oliver Pinter
On 10/5/16, Julian Elischer wrote: > In 11 and 12 the taskqueue code has been rewritten in this area but > under 10 this bug still occurs. > > On our appliances this bug stops the system from mounting the ZFS > root, so it is quite severe. > Basically while the thread is sleeping during the ZFS mo

Re: fix for use-after-free problem in 10.x [review please].

2016-10-05 Thread Julian Elischer
Please review.. https://reviews.freebsd.org/D8160 Direct fix for stable/10 as bug is not present in 11+ in this form. Julian On 4/10/2016 8:06 PM, Julian Elischer wrote: In 11 and 12 the taskqueue code has been rewritten in this area but under 10 this bug still occurs. On our appliances

fix for use-after-free problem in 10.x

2016-10-04 Thread Julian Elischer
In 11 and 12 the taskqueue code has been rewritten in this area but under 10 this bug still occurs. On our appliances this bug stops the system from mounting the ZFS root, so it is quite severe. Basically while the thread is sleeping during the ZFS mount of root (in the while loop), another th