+++ This bug was initially created as a clone of Bug #235521 +++ Description of problem: Found a regression against kernel.org in RH kernels utrace based implementation of ptrace(2). See bug 235521 for test case and details.
This bugzilla has Keywords: Regression. Since no regressions are allowed between releases, it is also being proposed as a blocker for this release. Please resolve ASAP.
This request was evaluated by Red Hat Kernel Team for inclusion in a Red Hat Enterprise Linux maintenance release, and has moved to bugzilla status POST.
in kernel-2.6.18-30.el5
[root@test183 tests]# diff out.2.6.18-* 18c18 < PASS: frysk4330/stopkills --- > FAIL: frysk4330/stopkills [root@test183 tests]# echo diff out.2.6.18-* diff out.2.6.18-43.el5 out.2.6.18-8.el5 the failure mode according to strace is the ptrace(PTRACE_DETACH,...) call is failing with a -ESRCH (No such process), with the -8 kernel. Exits cleanly with the -43 kernel
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on the solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHBA-2007-0959.html