Messages in this thread | | | Date | Wed, 26 Jun 2013 15:46:31 -0700 (PDT) | Subject | Re: [PATCH 2/2] dlci: validate the net device in dlci_del() | From | David Miller <> |
| |
From: Li Zefan <lizefan@huawei.com> Date: Wed, 26 Jun 2013 15:31:58 +0800
> We triggered an oops while running trinity with 3.4 kernel: > > BUG: unable to handle kernel paging request at 0000000100000d07 > IP: [<ffffffffa0109738>] dlci_ioctl+0xd8/0x2d4 [dlci] > PGD 640c0d067 PUD 0 > Oops: 0000 [#1] PREEMPT SMP > CPU 3 > ... > Pid: 7302, comm: trinity-child3 Not tainted 3.4.24.09+ 40 Huawei Technologies Co., Ltd. Tecal RH2285 /BC11BTSA > RIP: 0010:[<ffffffffa0109738>] [<ffffffffa0109738>] dlci_ioctl+0xd8/0x2d4 [dlci] > ... > Call Trace: > [<ffffffff8137c5c3>] sock_ioctl+0x153/0x280 > [<ffffffff81195494>] do_vfs_ioctl+0xa4/0x5e0 > [<ffffffff8118354a>] ? fget_light+0x3ea/0x490 > [<ffffffff81195a1f>] sys_ioctl+0x4f/0x80 > [<ffffffff81478b69>] system_call_fastpath+0x16/0x1b > ... > > It's because the net device is not a dlci device. > > Reported-by: Li Jinyue <lijinyue@huawei.com> > Signed-off-by: Li Zefan <lizefan@huawei.com>
Applied and queued up for -stable.
| |