a920871c3

Eric Andersen

2002-09-25

FAILED Duration: 9s

Subject

Ignoring SIGCHLD causes a race leading to the occasional hang of init when init will wait() on itself in waitfor() when the child exits before init is scheduled to run. Letting init hang is very seriously bad. -Erik

Binary

No binary (build failed)

Architecture & Compiler Flags

Architecture: x86_64-linux-gnu Compiler: gcc (Ubuntu 11.4.0-1ubuntu1~22.04.3) 11.4.0

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Build Log

(log yok)

Commit Diff GitHub →

init/init.c +0 -1

init/init.c+0 -1

@@ -1063,7 +1063,6 @@ extern int init_main(int argc, char **argv)
	signal(SIGCONT, cont_handler);
	signal(SIGSTOP, stop_handler);
	signal(SIGTSTP, stop_handler);
-	signal(SIGCHLD, SIG_IGN);

	/* Turn off rebooting via CTL-ALT-DEL -- we get a
	* SIGINT on CAD so we can shut things down gracefully... */