https://bugs.kde.org/show_bug.cgi?id=423963

Tom Hughes <t...@compton.nu> changed:

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                 CC|                            |t...@compton.nu

--- Comment #14 from Tom Hughes <t...@compton.nu> ---
Posting the same output over and over again doesn't really help anyone...

I'm not sure why this bug has the title it does - where is the evidence that
this has anything to do with clone flags? Do we even know what clone flags are
being used?

The initial issue appears to be this:

==494864== Warning: invalid file descriptor 119528384 in syscall clone()

which is then followed by a pre-fail in execve that has the flags in a bad
state causing an assertion - that is probably a bug in valgrind but it doesn't
have anything to with clone other than possibly being triggered by a previous
failing clone.

The only place I can see where clone deals in FDs is when CLONE_PIDFD is used
in which case we expect it to return a valid file descriptor if I'm reading
things right.

Do we know if Qt uses CLONE_PIDFD? or can we get a run with
--trace-syscalls=yes so we can see what flags it passes?

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