Messages in this thread | | | Date | Thu, 1 Apr 2021 18:23:37 +0100 | From | Mark Brown <> | Subject | Re: [RFC PATCH v1 4/4] arm64: Mark stack trace as unreliable if kretprobed functions are present |
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On Tue, Mar 30, 2021 at 02:09:55PM -0500, madvenka@linux.microsoft.com wrote: > From: "Madhavan T. Venkataraman" <madvenka@linux.microsoft.com> > > When a kretprobe is active for a function, the function's return address > in its stack frame is modified to point to the kretprobe trampoline. When > the function returns, the frame is popped and control is transferred > to the trampoline. The trampoline eventually returns to the original return > address.
Reviewed-by: Mark Brown <broonie@kernel.org> [unhandled content-type:application/pgp-signature] | |