[ Upstream commit af7c39d971e43cd0af488729bca362427ad99488 ] After multi-channel connection with windows, Several channels of session are connected. Among them, if there is a problem in one channel, Windows connects again after disconnecting the channel. In this process, the session is released and a kernel oop can occurs while processing requests to other channels. When the channel is disconnected, if other channels still exist in the session after deleting the channel from the channel list in the session, the session should not be released. Finally, the session will be released after all channels are disconnected. Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Reviewed-by: Hyunchul Lee <hyc.lee@gmail.com> Signed-off-by: Steve French <stfrench@microsoft.com> Stable-dep-of: 7b4323373d84 ("ksmbd: fix deadlock in ksmbd_find_crypto_ctx()") Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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