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SubjectRe: BUG: spinlock bad magic (2)
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
> <santosh.shilimkar@oracle.com> wrote:
> > On 12/18/2017 4:36 AM, syzbot wrote:
> >>
> >> 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.
> >>
> > [...]
> >
> >> 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,
>
> The proper syntax to tell syzbot about dups is this (from email footer):
>
> > See https://goo.gl/tpsmEJ for details.
> > Please credit me with: Reported-by: syzbot <syzkaller@googlegroups.com>
> > syzbot will keep track of this bug report.
> > To mark this as a duplicate of another syzbot report, please reply with:
> > #syz dup: exact-subject-of-another-report
> > Note: all commands must start from beginning of the line in the email body.

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

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