Re: linux-next 20170519 - semaphores broken

2017-05-23 Thread Kees Cook
On Sun, May 21, 2017 at 11:12 AM, Manfred Spraul wrote: > Hi Kees, > > > On 05/21/2017 07:20 AM, Kees Cook wrote: >> >> On Sat, May 20, 2017 at 1:18 PM, wrote: >>> >>> Seeing problems with programs that use semaphores. The one >>> that I'm getting bit by is jackd. strace says: >>> >>> getuid()

Re: linux-next 20170519 - semaphores broken

2017-05-21 Thread Manfred Spraul
Hi Kees, On 05/21/2017 07:20 AM, Kees Cook wrote: On Sat, May 20, 2017 at 1:18 PM, wrote: Seeing problems with programs that use semaphores. The one that I'm getting bit by is jackd. strace says: getuid()= 967 semget(0x282929, 0, 000)= 229376

Re: linux-next 20170519 - semaphores broken

2017-05-21 Thread Manfred Spraul
Hi valdis, On 05/20/2017 10:18 PM, valdis.kletni...@vt.edu wrote: Seeing problems with programs that use semaphores. The one that I'm getting bit by is jackd. strace says: getuid()= 967 semget(0x282929, 0, 000)= 229376 semop(229376, [{0, -1, SEM

Re: linux-next 20170519 - semaphores broken

2017-05-20 Thread Kees Cook
On Sat, May 20, 2017 at 1:18 PM, wrote: > Seeing problems with programs that use semaphores. The one > that I'm getting bit by is jackd. strace says: > > getuid()= 967 > semget(0x282929, 0, 000)= 229376 > semop(229376, [{0, -1, SEM_UNDO}], 1) =