From: syzbot <syzbot+10b4363fb0f46527f3f3@syzkaller.appspotmail.com>
To: bigeasy@linutronix.de, bp@alien8.de, dave.hansen@linux.intel.com,
hpa@zytor.com, linux-kernel@vger.kernel.org,
linux-sound@vger.kernel.org, mingo@redhat.com, perex@perex.cz,
syzkaller-bugs@googlegroups.com, tglx@linutronix.de,
tiwai@suse.com, x86@kernel.org
Subject: Re: [syzbot] [sound?] possible deadlock in __snd_pcm_lib_xfer (2)
Date: Fri, 29 Aug 2025 17:06:02 -0700 [thread overview]
Message-ID: <68b2406a.a00a0220.1337b0.001e.GAE@google.com> (raw)
In-Reply-To: <68b1f3ab.a70a0220.f8cc2.00f0.GAE@google.com>
syzbot has bisected this issue to:
commit d2d6422f8bd17c6bb205133e290625a564194496
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri Sep 6 10:59:04 2024 +0000
x86: Allow to enable PREEMPT_RT.
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12db5634580000
start commit: 07d9df80082b Merge tag 'perf-tools-fixes-for-v6.17-2025-08..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=11db5634580000
console output: https://syzkaller.appspot.com/x/log.txt?x=16db5634580000
kernel config: https://syzkaller.appspot.com/x/.config?x=e1e1566c7726877e
dashboard link: https://syzkaller.appspot.com/bug?extid=10b4363fb0f46527f3f3
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10307262580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17110242580000
Reported-by: syzbot+10b4363fb0f46527f3f3@syzkaller.appspotmail.com
Fixes: d2d6422f8bd1 ("x86: Allow to enable PREEMPT_RT.")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2025-08-30 0:06 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-29 18:38 [syzbot] [sound?] possible deadlock in __snd_pcm_lib_xfer (2) syzbot
2025-08-30 0:06 ` syzbot [this message]
2025-09-04 10:20 ` Sebastian Andrzej Siewior
2025-09-04 10:38 ` Takashi Iwai
2025-09-15 15:28 ` [PATCH] ALSA: pcm: Disable bottom softirqs as part of spin_lock_irq() on PREEMPT_RT Sebastian Andrzej Siewior
2025-09-16 9:43 ` Takashi Iwai
2025-09-16 12:23 ` Sebastian Andrzej Siewior
2025-08-30 0:45 ` [syzbot] [sound?] possible deadlock in __snd_pcm_lib_xfer (2) Hillf Danton
2025-08-30 3:03 ` syzbot
2025-08-30 6:56 ` Hillf Danton
2025-09-03 14:59 ` Sebastian Andrzej Siewior
2025-09-04 1:05 ` Hillf Danton
2025-09-04 6:12 ` Sebastian Andrzej Siewior
2025-09-05 3:04 ` Hillf Danton
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