Re: user-controllable kmalloc size in sctp_getsockopt_local_addrs

2015-11-30 Thread Marcelo Ricardo Leitner
On Sat, Nov 28, 2015 at 01:40:08PM +0100, Dmitry Vyukov wrote: > Hello, > > The following program triggers WARNING in kmalloc: > I messed up with the in-reply-to, put an extra c on it, but I just posted a patch for this, subject: [PATCH] sctp: use GFP_USER for user-controlled kmalloc Thanks, Ma

user-controllable kmalloc size in sctp_getsockopt_local_addrs

2015-11-28 Thread Dmitry Vyukov
Hello, The following program triggers WARNING in kmalloc: // autogenerated by syzkaller (http://github.com/google/syzkaller) #include #include #include #include #define SOL_SCTP132 #define SCTP_GET_LOCAL_ADDRS109 int main() { int fd = socket(PF_INET, SOCK_SEQPACKET, IPPR