Messages in this thread | | | Date | Wed, 2 Nov 2011 22:07:48 +0100 (CET) | From | Jiri Kosina <> | Subject | Re: Undefined Instruction |
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On Wed, 2 Nov 2011, Xin Tong wrote:
> If an application contains an undefined instruction to the processor ( > x86 in particular ) how does the operating system handle it. does the > operating system just kill the process, or it will throw signals, > trying to recover from it ?
CPU will trap and kernel will send SIGILL to the process.
-- Jiri Kosina SUSE Labs
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