From: syzbot <syzbot+72fceb8393e04ce876d9@syzkaller.appspotmail.com>
To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Forwarded: [PATCH] nbd: test cpu_hotplug_lock deadlock fix
Date: Wed, 11 Nov 2026 03:33:04 -0800 [thread overview]
Message-ID: <6af45270.115d70e6.153fc3.3818.GAE@google.com> (raw)
In-Reply-To: <6aece79e.382bd2ce.33e041.0001.GAE@google.com>
For archival purposes, forwarding an incoming command email to
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com.
***
Subject: [PATCH] nbd: test cpu_hotplug_lock deadlock fix
Author: timo.joannin@gmail.com
#syz test: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
nbd: test cpu_hotplug_lock deadlock fix
---
drivers/block/nbd.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 5112e3a03027..99b129eea598 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -1357,6 +1357,8 @@ static int nbd_genl_reconnect_sock_cb(struct nbd_device *nbd, unsigned long arg)
if (!sock)
return err;
+ nbd_reclassify_socket(sock)
+
args = kzalloc_obj(*args);
if (!args) {
sockfd_put(sock);
--
2.56.0
prev parent reply other threads:[~2026-11-11 11:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-05 20:31 [syzbot] possible deadlock in wg_ratelimiter_uninit syzbot
2026-11-10 17:14 ` Forwarded: [PATCH] nbd: move sk_set_memalloc out of tx_lock critical section syzbot
2026-11-11 11:33 ` syzbot [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=6af45270.115d70e6.153fc3.3818.GAE@google.com \
--to=syzbot+72fceb8393e04ce876d9@syzkaller.appspotmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=syzkaller-bugs@googlegroups.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.