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[Bug runtime/20516] "BUG: spinlock recursion on CPU#0" crash on s390x
- From: "dsmith at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Fri, 06 Oct 2017 15:37:26 +0000
- Subject: [Bug runtime/20516] "BUG: spinlock recursion on CPU#0" crash on s390x
- Auto-submitted: auto-generated
- References: <bug-20516-6586@http.sourceware.org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=20516
David Smith <dsmith at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #2 from David Smith <dsmith at redhat dot com> ---
Added a workaround in commit 54c6b53ee. This workaround uses
kallsyms_lookup_symbol() to find the address of udelay_simple(). The real fix
for this problem is for the RHEL7 kernel to export udelay_simple().
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