Re: net/udp: bug in skb_pull_rcsum

2016-11-22 Thread Eric Dumazet
On Tue, Nov 22, 2016 at 3:58 AM, Andrey Konovalov wrote: > Hi, > > I've got the following error report while fuzzing the kernel with syzkaller. > > A reproducer is attached. > > On commit 9c763584b7c8911106bb77af7e648bef09af9d80 (4.9-rc6, Nov 20). > > [ cut here ] > kernel

net/udp: bug in skb_pull_rcsum

2016-11-22 Thread Andrey Konovalov
Hi, I've got the following error report while fuzzing the kernel with syzkaller. A reproducer is attached. On commit 9c763584b7c8911106bb77af7e648bef09af9d80 (4.9-rc6, Nov 20). [ cut here ] kernel BUG at net/core/skbuff.c:3029! invalid opcode: [#1] SMP KASAN Modules