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SubjectRe: WARN_ON_ONCE in fs/iomap.c:993
On Mon, Sep 11, 2017 at 06:56:05AM -0400, Shankara Pailoor wrote:
> Hi,
>
> I am fuzzing linux 4.13-rc7 with XFS using syzkaller on x86_64 and I
> found the following warning:
>
> WARNING: CPU: 2 PID: 5391 at fs/iomap.c:993 iomap_dio_rw+0xc79/0xe70
>
> Here is a reproducer program: https://pastebin.com/tc014k97

pwrite in one thread, sendfile on another. Same thing trinity has been hitting.

See thread "Subject: Re: iov_iter_pipe warning".

Dave

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