On Mon, Dec 18, 2017 at 06:01:30PM +0100, 'Dmitry Vyukov' via syzkaller-bugs wrote:

On Mon, Dec 18, 2017 at 5:46 PM, Santosh Shilimkar
[off-list ref] wrote:

quoted

On 12/18/2017 4:36 AM, syzbot wrote:

quoted

Hello,

syzkaller hit the following crash on
6084b576dca2e898f5c101baef151f7bfdbb606d
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 attached.

Unfortunately, I don't have any reproducer for this bug yet.

[...]

quoted

BUG: unable to handle kernel NULL pointer dereference at 0000000000000028
IP: rds_send_xmit+0x80/0x930 net/rds/send.c:186

This one seems to be same bug as reported as below.

BUG: unable to handle kernel NULL pointer dereference in rds_send_xmit

Hi Santosh,

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quoted

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#syz dup: BUG: unable to handle kernel NULL pointer dereference in rds_send_xmit