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Red Hat Bugzilla – Attachment 144493 Details for
Bug 220921
invalid arguments to setitimer causes kernel to crash (soft lockup)
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Crash test case
crash.c (text/plain), 551 bytes, created by
Ahmon Dancy
on 2006-12-28 22:11:10 UTC
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Description:
Crash test case
Filename:
MIME Type:
Creator:
Ahmon Dancy
Created:
2006-12-28 22:11:10 UTC
Size:
551 bytes
patch
obsolete
>#include <stdio.h> >#include <sys/time.h> >#include <signal.h> >#include <string.h> >#include <stdlib.h> > >void handler(int sig) { > printf("Got alarm\n"); >} > >int main() { > struct itimerval it; > > signal(SIGALRM, handler); > > memset(&it, 0, sizeof(it)); > it.it_interval.tv_sec=2; > > if(setitimer(ITIMER_REAL, &it, NULL)) { > perror("setitimer"); > exit(1); > } > > > it.it_value.tv_sec=-1; > if(setitimer(ITIMER_REAL, &it, NULL)) { > perror("setitimer"); > exit(1); > } > > > while(1) { > printf("sleeping\n"); > sleep(60); > } > > return 0; >}
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bug 220921
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