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Blame SOURCES/bash-4.1-defer-sigchld-trap.patch

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diff -pruN bash-4.1/jobs.c bash-4.1.patched/jobs.c
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--- bash-4.1/jobs.c	2009-11-30 03:42:05.000000000 +0530
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+++ bash-4.1.patched/jobs.c	2012-03-06 16:44:15.706595703 +0530
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@@ -3037,6 +3037,7 @@ waitchld (wpid, block)
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   PROCESS *child;
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   pid_t pid;
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   int call_set_current, last_stopped_job, job, children_exited, waitpid_flags;
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+  int called_from_sighand = sigchld;
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   static int wcontinued = WCONTINUED;	/* run-time fix for glibc problem */
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   call_set_current = children_exited = 0;
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@@ -3161,7 +3162,17 @@ waitchld (wpid, block)
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 	  longjmp (wait_intr_buf, 1);
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 	}
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-      run_sigchld_trap (children_exited);
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+      /* Queue up the trap handler if we're called directly from within the
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+         signal handler. */
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+      if (called_from_sighand)
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+	{
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+	  int i = children_exited;
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+	  interrupt_immediately = 0;
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+	  while (i--)
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+	    trap_handler (SIGCHLD);
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+	}
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+      else
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+	run_sigchld_trap (children_exited);
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     }
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   /* We have successfully recorded the useful information about this process