From: Hillf Danton <hdanton@sina.com>
To: syzbot <syzbot+361e2c54f7f4bf035391@syzkaller.appspotmail.com>
Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [pm?] possible deadlock in rpm_suspend
Date: Fri, 3 Jan 2025 18:43:04 +0800 [thread overview]
Message-ID: <20250103104306.1331-1-hdanton@sina.com> (raw)
In-Reply-To: <67736a76.050a0220.2f3838.04d6.GAE@google.com>
On Mon, 30 Dec 2024 19:52:22 -0800
> syzbot has found a reproducer for the following issue on:
>
> HEAD commit: 8155b4ef3466 Add linux-next specific files for 20241220
> git tree: linux-next
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16491818580000
#syz test
--- x/kernel/workqueue.c
+++ y/kernel/workqueue.c
@@ -7807,7 +7807,7 @@ void __init workqueue_init_early(void)
system_wq = alloc_workqueue("events", 0, 0);
system_highpri_wq = alloc_workqueue("events_highpri", WQ_HIGHPRI, 0);
- system_long_wq = alloc_workqueue("events_long", 0, 0);
+ system_long_wq = alloc_workqueue("events_long", WQ_MEM_RECLAIM, 0);
system_unbound_wq = alloc_workqueue("events_unbound", WQ_UNBOUND,
WQ_MAX_ACTIVE);
system_freezable_wq = alloc_workqueue("events_freezable",
--
next prev parent reply other threads:[~2025-01-03 10:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-22 8:55 syzbot
2024-12-31 3:52 ` syzbot
2025-01-03 10:43 ` Hillf Danton [this message]
2025-01-03 11:13 ` syzbot
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