Re: BUG: spinlock bad magic in tun_do_read

On 2018年05月09日 10:50, Cong Wang wrote: On Mon, May 7, 2018 at 11:04 PM, Eric Dumazet wrote: On 05/07/2018 10:54 PM, Cong Wang wrote: Yeah, we should return early before hitting this uninitialized ptr ring... Something like: diff --git a/drivers/net/tun.c b/drivers/net/tun.c index ef33950a4

Re: BUG: spinlock bad magic in tun_do_read

On Mon, May 7, 2018 at 11:04 PM, Eric Dumazet wrote: > > > On 05/07/2018 10:54 PM, Cong Wang wrote: >> >> Yeah, we should return early before hitting this uninitialized ptr ring... >> Something like: >> >> diff --git a/drivers/net/tun.c b/drivers/net/tun.c >> index ef33950a45d9..638c87a95247 10064

Re: BUG: spinlock bad magic in tun_do_read

On 05/07/2018 10:54 PM, Cong Wang wrote: > On Mon, May 7, 2018 at 10:27 PM, syzbot > wrote: >> Hello, >> >> syzbot found the following crash on: >> >> HEAD commit:75bc37fefc44 Linux 4.17-rc4 >> git tree: upstream >> console output: https://syzkaller.appspot.com/x/log.txt?x=1162c6978000

Re: BUG: spinlock bad magic in tun_do_read

On Mon, May 7, 2018 at 10:27 PM, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit:75bc37fefc44 Linux 4.17-rc4 > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=1162c69780 > kernel config: https://syzkaller.appspot.com/x/.

BUG: spinlock bad magic in tun_do_read

Hello, syzbot found the following crash on: HEAD commit:75bc37fefc44 Linux 4.17-rc4 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1162c69780 kernel config: https://syzkaller.appspot.com/x/.config?x=31f4b3733894ef79 dashboard link: https://syzkaller.a