Re: [PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Jens Axboe
On 01/23/2017 09:17 AM, Alexander Potapenko wrote: > On Mon, Jan 23, 2017 at 5:03 PM, Andrey Ryabinin > wrote: >> 2017-01-23 17:06 GMT+03:00 Alexander Potapenko : >>> KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of >>> uninitialized memory in cfq_init_cfqq(): >>> >>>

Re: [PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Alexander Potapenko
On Mon, Jan 23, 2017 at 5:03 PM, Andrey Ryabinin wrote: > 2017-01-23 17:06 GMT+03:00 Alexander Potapenko : >> KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of >> uninitialized memory in cfq_init_cfqq(): >> >> =

Re: [PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Andrey Ryabinin
2017-01-23 17:06 GMT+03:00 Alexander Potapenko : > KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of > uninitialized memory in cfq_init_cfqq(): > > == > BUG: KMSAN: use of unitialized memory > ... > Call Trace: >

Re: [PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Jens Axboe
On 01/23/2017 08:49 AM, Alexander Potapenko wrote: > On Mon, Jan 23, 2017 at 4:30 PM, Jens Axboe wrote: >> On 01/23/2017 07:06 AM, Alexander Potapenko wrote: >>> KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of >>> uninitialized memory in cfq_init_cfqq(): >>> >>> ==

Re: [PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Alexander Potapenko
On Mon, Jan 23, 2017 at 4:30 PM, Jens Axboe wrote: > On 01/23/2017 07:06 AM, Alexander Potapenko wrote: >> KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of >> uninitialized memory in cfq_init_cfqq(): >> >> == >

Re: [PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Jens Axboe
On 01/23/2017 07:06 AM, Alexander Potapenko wrote: > KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of > uninitialized memory in cfq_init_cfqq(): > > == > BUG: KMSAN: use of unitialized memory > ... > Call Trace

[PATCH] block: Initialize cfqq->ioprio_class in cfq_get_queue()

2017-01-23 Thread Alexander Potapenko
KMSAN (KernelMemorySanitizer, a new error detection tool) reports use of uninitialized memory in cfq_init_cfqq(): == BUG: KMSAN: use of unitialized memory ... Call Trace: [< inline >] __dump_stack lib/dump_stack.c:15 [] dump