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From: syzbot <syzbot+6c46a179b56c651c4c96@syzkaller.appspotmail.com>
To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Forwarded: Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in getname_kernel
Date: Tue, 08 Sep 2026 10:58:40 -0700	[thread overview]
Message-ID: <6aa04cd0.f614420e.2bf292.0010.GAE@google.com> (raw)
In-Reply-To: <6a9f6314.6e6c5f9e.28f11f.0001.GAE@google.com>

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***

Subject: Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in getname_kernel
Author: pavankumaryalagada@gmail.com

#syz test: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux 73ae59e97596

diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index d74c01c98f19..336013139ef6 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -591,6 +591,11 @@ int nvmet_ns_enable(struct nvmet_ns *ns)
        if (ns->enabled)
                goto out_unlock;
 
+       if (!ns->device_path) {
+               ret = -EINVAL;
+               goto out_unlock;
+       }
+
        ret = nvmet_bdev_ns_enable(ns);
        if (ret == -ENOTBLK)
                ret = nvmet_file_ns_enable(ns);


      reply	other threads:[~2026-09-08 17:58 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-08  1:21 syzbot
2026-09-08 17:58 ` syzbot [this message]

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