Dave reports that a coredumping workload gets stuck in 5.15-rc2, and identified the culprit in the Fixes line below. The problem is that relying solely on fatal_signal_pending() to gate whether to exit or not fails miserably if a process gets eg SIGILL sent. Don't exclusively rely on fatal signals, also check if the thread group is exiting. Fixes: 15e20db2e0ce ("io-wq: only exit on fatal signals") Reported-by: Dave Chinner <david@fromorbit.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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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