Re: [PATCH] [RFC] dma-buf: fix race condition between poll and close

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On 5/3/24 11:18 AM, Christian König wrote:

Attached is a compile only tested patch, please verify if it fixes your problem.

LGTM, and this is similar to get_file() in __pollwait() and fput() in
free_poll_entry() used in implementation of poll(). Please resubmit to
linux-fsdevel@ including the following:

Reported-by: syzbot+5d4cb6b4409edfd18646@xxxxxxxxxxxxxxxxxxxxxxxxx
Closes: https://syzkaller.appspot.com/bug?extid=5d4cb6b4409edfd18646
Tested-by: Dmitry Antipov <dmantipov@xxxxxxxxx>

Thanks,
Dmitry




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