Messages in this thread | | | Date | Wed, 28 May 2003 14:36:55 +0300 | From | Nir Livni <> | Subject | fork() crashes on child but returns success on parent |
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Now I know for sure that the child crashes (SIGSEGV) before fork() returns. I could see it in the UML debugger. It does not use the signal handler I have set up of the SIGSEGV. It simply crashes and exits.
Could this be any kernel problem ? Any ideas what should I do next to track this problem ?
> Subject: fork() returns on parent but not returns on child > > > Hi all, > I am experiencing a problem, where fork() returns succesfully > on parent, but does not return on child. The child process > simply "disappears". I believe it might have got a SIGSEGV > (if it makes any sence) before fork() has returned. > > I would like to track down this problem. > What I did so far is: > 1. I tried first to make sure there are no memory overruns > using few tools. 2. I tried to look at strace output, but the > problem does not occur if I use strace 3. I make a > UserModeLinux machine and now I would like to breakpoint the > created child before it crashes (assuming it really crashes) > > How do I do that ? > > Thanks, > Nir > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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