Re: possible deadlock in blk_trace_remove

2017-12-03 Thread Mike Galbraith
On Sun, 2017-12-03 at 17:47 -0700, Jens Axboe wrote: > On 12/03/2017 05:44 PM, Eric Biggers wrote: > > > >>> #syz fix: blktrace: fix trace mutex deadlock > >> > >> This is fixed in current -git. > >> > > > > I know, but syzbot needed to be told what commit fixes the bug. > > See https://github.co

Re: possible deadlock in blk_trace_remove

2017-12-03 Thread Jens Axboe
On 12/03/2017 05:44 PM, Eric Biggers wrote: > On Sun, Dec 03, 2017 at 05:24:32PM -0700, Jens Axboe wrote: >> On 12/03/2017 01:24 PM, Eric Biggers wrote: >>> On Sun, Nov 19, 2017 at 02:36:01AM -0800, syzbot wrote: Hello, syzkaller hit the following crash on d9e0e63d9a6f88440eb201

Re: possible deadlock in blk_trace_remove

2017-12-03 Thread Eric Biggers
On Sun, Dec 03, 2017 at 05:24:32PM -0700, Jens Axboe wrote: > On 12/03/2017 01:24 PM, Eric Biggers wrote: > > On Sun, Nov 19, 2017 at 02:36:01AM -0800, syzbot wrote: > >> Hello, > >> > >> syzkaller hit the following crash on > >> d9e0e63d9a6f88440eb201e1491fcf730272c706 > >> git://git.kernel.org/pu

Re: possible deadlock in blk_trace_remove

2017-12-03 Thread Jens Axboe
On 12/03/2017 01:24 PM, Eric Biggers wrote: > On Sun, Nov 19, 2017 at 02:36:01AM -0800, syzbot wrote: >> Hello, >> >> syzkaller hit the following crash on >> d9e0e63d9a6f88440eb201e1491fcf730272c706 >> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master >> compiler: gcc (GCC) 7

Re: possible deadlock in blk_trace_remove

2017-12-03 Thread Eric Biggers
On Sun, Nov 19, 2017 at 02:36:01AM -0800, syzbot wrote: > Hello, > > syzkaller hit the following crash on > d9e0e63d9a6f88440eb201e1491fcf730272c706 > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console o

Re: possible deadlock in blk_trace_remove

2017-11-19 Thread Jens Axboe
On 11/19/2017 03:36 AM, syzbot wrote: > Hello, > > syzkaller hit the following crash on > d9e0e63d9a6f88440eb201e1491fcf730272c706 > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached > Raw console output is attache