net/kcm: double free of kcm inode

2017-03-23 Thread Dmitry Vyukov
Hello, I've got the following report while running syzkaller fuzzer. Note the preceding kmem_cache_alloc injected failure, it's most likely the root cause. FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 21839 Comm: syz-executor4 Not tain

Re: net/kcm: double free of kcm inode

2017-03-23 Thread Cong Wang
On Thu, Mar 23, 2017 at 5:09 AM, Dmitry Vyukov wrote: > Hello, > > I've got the following report while running syzkaller fuzzer. Note the > preceding kmem_cache_alloc injected failure, it's most likely the root > cause. > > FAULT_INJECTION: forcing a failure. > name failslab, interval 1, probabili

Re: net/kcm: double free of kcm inode

2017-03-24 Thread Dmitry Vyukov
On Thu, Mar 23, 2017 at 7:07 PM, Cong Wang wrote: > On Thu, Mar 23, 2017 at 5:09 AM, Dmitry Vyukov wrote: >> Hello, >> >> I've got the following report while running syzkaller fuzzer. Note the >> preceding kmem_cache_alloc injected failure, it's most likely the root >> cause. >> >> FAULT_INJECTIO