* [Bug runtime/34023] New: kernel ubsan encountered on old f43 (6.16.5) kernel
@ 2026-03-24 19:09 fche at redhat dot com
2026-03-24 19:14 ` [Bug runtime/34023] " fche at redhat dot com
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: fche at redhat dot com @ 2026-03-24 19:09 UTC (permalink / raw)
To: systemtap
https://sourceware.org/bugzilla/show_bug.cgi?id=34023
Bug ID: 34023
Summary: kernel ubsan encountered on old f43 (6.16.5) kernel
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: runtime
Assignee: systemtap at sourceware dot org
Reporter: fche at redhat dot com
Target Milestone: ---
Created attachment 16672
--> https://sourceware.org/bugzilla/attachment.cgi?id=16672&action=edit
vm capture
Something with the _stp_map_new_is construction stuff.
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* [Bug runtime/34023] kernel ubsan encountered on old f43 (6.16.5) kernel
2026-03-24 19:09 [Bug runtime/34023] New: kernel ubsan encountered on old f43 (6.16.5) kernel fche at redhat dot com
@ 2026-03-24 19:14 ` fche at redhat dot com
2026-03-24 20:13 ` fche at redhat dot com
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: fche at redhat dot com @ 2026-03-24 19:14 UTC (permalink / raw)
To: systemtap
https://sourceware.org/bugzilla/show_bug.cgi?id=34023
--- Comment #1 from Frank Ch. Eigler <fche at redhat dot com> ---
This may be related to the last test running global_var.stp or first running
global_vars.stp in global_vars.exp.
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* [Bug runtime/34023] kernel ubsan encountered on old f43 (6.16.5) kernel
2026-03-24 19:09 [Bug runtime/34023] New: kernel ubsan encountered on old f43 (6.16.5) kernel fche at redhat dot com
2026-03-24 19:14 ` [Bug runtime/34023] " fche at redhat dot com
@ 2026-03-24 20:13 ` fche at redhat dot com
2026-03-24 20:34 ` [Bug runtime/34023] kernel ubsan encountered on old f42 " fche at redhat dot com
2026-03-29 21:55 ` fche at redhat dot com
3 siblings, 0 replies; 5+ messages in thread
From: fche at redhat dot com @ 2026-03-24 20:13 UTC (permalink / raw)
To: systemtap
https://sourceware.org/bugzilla/show_bug.cgi?id=34023
--- Comment #2 from Frank Ch. Eigler <fche at redhat dot com> ---
Created attachment 16673
--> https://sourceware.org/bugzilla/attachment.cgi?id=16673&action=edit
another ubsan, this one floating-point related
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* [Bug runtime/34023] kernel ubsan encountered on old f42 (6.16.5) kernel
2026-03-24 19:09 [Bug runtime/34023] New: kernel ubsan encountered on old f43 (6.16.5) kernel fche at redhat dot com
2026-03-24 19:14 ` [Bug runtime/34023] " fche at redhat dot com
2026-03-24 20:13 ` fche at redhat dot com
@ 2026-03-24 20:34 ` fche at redhat dot com
2026-03-29 21:55 ` fche at redhat dot com
3 siblings, 0 replies; 5+ messages in thread
From: fche at redhat dot com @ 2026-03-24 20:34 UTC (permalink / raw)
To: systemtap
https://sourceware.org/bugzilla/show_bug.cgi?id=34023
Frank Ch. Eigler <fche at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|kernel ubsan encountered on |kernel ubsan encountered on
|old f43 (6.16.5) kernel |old f42 (6.16.5) kernel
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* [Bug runtime/34023] kernel ubsan encountered on old f42 (6.16.5) kernel
2026-03-24 19:09 [Bug runtime/34023] New: kernel ubsan encountered on old f43 (6.16.5) kernel fche at redhat dot com
` (2 preceding siblings ...)
2026-03-24 20:34 ` [Bug runtime/34023] kernel ubsan encountered on old f42 " fche at redhat dot com
@ 2026-03-29 21:55 ` fche at redhat dot com
3 siblings, 0 replies; 5+ messages in thread
From: fche at redhat dot com @ 2026-03-29 21:55 UTC (permalink / raw)
To: systemtap
https://sourceware.org/bugzilla/show_bug.cgi?id=34023
Frank Ch. Eigler <fche at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #3 from Frank Ch. Eigler <fche at redhat dot com> ---
ubsan messages are gone!
0ee7c6297944a0b7786ddfe023cb8cbea8596c2b
e8c020ebcc1616b41591de0d8933cfc3110492d4
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2026-03-24 19:09 [Bug runtime/34023] New: kernel ubsan encountered on old f43 (6.16.5) kernel fche at redhat dot com
2026-03-24 19:14 ` [Bug runtime/34023] " fche at redhat dot com
2026-03-24 20:13 ` fche at redhat dot com
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