Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
On Mon, 03 Sep 2018 19:25:39 +0200, Dmitry Vyukov wrote: > > On Mon, Sep 3, 2018 at 5:18 PM, Takashi Iwai wrote: > > On Mon, 03 Sep 2018 17:06:05 +0200, > > Dmitry Vyukov wrote: > >> > >> On Mon, Sep 3, 2018 at 5:00 PM, Takashi Iwai wrote: > >> > On Mon, 03 Sep 2018 16:54:23 +0200, > >> > Dmitry

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Dmitry Vyukov
On Mon, Sep 3, 2018 at 5:18 PM, Takashi Iwai wrote: > On Mon, 03 Sep 2018 17:06:05 +0200, > Dmitry Vyukov wrote: >> >> On Mon, Sep 3, 2018 at 5:00 PM, Takashi Iwai wrote: >> > On Mon, 03 Sep 2018 16:54:23 +0200, >> > Dmitry Vyukov wrote: >> >> >> >> https://github.com/google/syzkaller/blob/master

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
On Mon, 03 Sep 2018 17:06:05 +0200, Dmitry Vyukov wrote: > > On Mon, Sep 3, 2018 at 5:00 PM, Takashi Iwai wrote: > > On Mon, 03 Sep 2018 16:54:23 +0200, > > Dmitry Vyukov wrote: > >> > >> https://github.com/google/syzkaller/blob/master/docs/syzbot.md#kmsan-bugs > >> is meant to be a complement to

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Dmitry Vyukov
On Mon, Sep 3, 2018 at 5:00 PM, Takashi Iwai wrote: > On Mon, 03 Sep 2018 16:54:23 +0200, > Dmitry Vyukov wrote: >> >> https://github.com/google/syzkaller/blob/master/docs/syzbot.md#kmsan-bugs >> is meant to be a complement to the previous generic descriptions of >> patch testing process, which is

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
On Mon, 03 Sep 2018 16:54:23 +0200, Dmitry Vyukov wrote: > > https://github.com/google/syzkaller/blob/master/docs/syzbot.md#kmsan-bugs > is meant to be a complement to the previous generic descriptions of > patch testing process, which is: > https://github.com/google/syzkaller/blob/master/docs/syz

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Dmitry Vyukov
; >> >> >> >> https://syzkaller.appspot.com/bug?extid=194dffdb8b22fc5d207a >> >> >> >> >> compiler: clang version 8.0.0 (trunk 339414) >> >> >> >> >> syz repro: >> >> >> >> >> https://syzkaller.appspot.com/x/repro.syz?x=123a520a40 >> >> >> >&g

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
; >> >> >> >> dashboard link: > >> >> >> >> https://syzkaller.appspot.com/bug?extid=194dffdb8b22fc5d207a > >> >> >> >> compiler: clang version 8.0.0 (trunk 339414) > >> >> >> >> syz repro: >

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Dmitry Vyukov
gt;> >> >> compiler: clang version 8.0.0 (trunk 339414) >> >> >> >> syz repro: >> >> >> >> https://syzkaller.appspot.com/x/repro.syz?x=123a520a40 >> >> >> >> C reproducer: >> >> >> >> https://syzkaller.appspot.com/x/repro.c

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
shboard link: > >> >> >> https://syzkaller.appspot.com/bug?extid=194dffdb8b22fc5d207a > >> >> >> compiler: clang version 8.0.0 (trunk 339414) > >> >> >> syz repro: > >> >> >> https://syzkaller.appspot.com/x/repro.syz?x

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Dmitry Vyukov
t;> >> >> syz repro: >> >> >> https://syzkaller.appspot.com/x/repro.syz?x=123a520a40 >> >> >> C reproducer: >> >> >> https://syzkaller.appspot.com/x/repro.c?x=16068dc140 >> >> >> >> >> IMPO

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
00 > >> >> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16068dc140 > >> > >> >> IMPORTANT: if you fix the bug, please add the following tag to the > >> >> commit: > >> >> Reported-by: syzbot+194dffdb8b22fc5d2...@syzkaller.appspotmail.com > >> > >> >>

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Dmitry Vyukov
pro: >> >> https://syzkaller.appspot.com/x/repro.syz?x=123a520a40 >> >> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16068dc140 >> >> >> IMPORTANT: if you fix the bug, please add the following tag to the >> >> commit: >&

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
er.appspot.com/x/repro.c?x=16068dc140 > > >> IMPORTANT: if you fix the bug, please add the following tag to the > >> commit: > >> Reported-by: syzbot+194dffdb8b22fc5d2...@syzkaller.appspotmail.com > > >> ===

Re: Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread syzbot
l.com == BUG: KMSAN: uninit-value in snd_midi_event_encode_byte+0x569/0xff0 sound/core/seq/seq_midi_event.c:195 CPU: 1 PID: 1659 Comm: kworker/1:1H Not tainted 4.19.0-rc1+ #40 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_hi

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-03 Thread Takashi Iwai
+194dffdb8b22fc5d2...@syzkaller.appspotmail.com > > ============== > BUG: KMSAN: uninit-value in snd_midi_event_encode_byte+0x569/0xff0 > sound/core/seq/seq_midi_event.c:195 > CPU: 1 PID: 1659 Comm: kworker/1:1H Not tainted 4.19.0-rc1+ #40 > Hardware name: Google Google Compute En

Re: KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-02 Thread syzbot
com/x/repro.c?x=16068dc140 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+194dffdb8b22fc5d2...@syzkaller.appspotmail.com == BUG: KMSAN: uninit-value in snd_midi_event_encode_byte+0x569/

KMSAN: uninit-value in snd_midi_event_encode_byte

2018-09-02 Thread syzbot
ommit: Reported-by: syzbot+194dffdb8b22fc5d2...@syzkaller.appspotmail.com == BUG: KMSAN: uninit-value in snd_midi_event_encode_byte+0x569/0xff0 sound/core/seq/seq_midi_event.c:195 CPU: 0 PID: 1623 Comm: kworker/0:1H Not tainted 4.19.