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Groups > linux.debian.kernel > #93623
| From | Vincent Lefevre <vincent@vinc17.net> |
|---|---|
| Newsgroups | linux.debian.bugs.dist, linux.debian.kernel |
| Subject | Bug#1116643: Processed: [bts-link] source package src:linux |
| Date | 2026-08-06 20:10 +0200 |
| Message-ID | <NpaHw-9l2s-29@gated-at.bofh.it> (permalink) |
| References | <Npaet-9kIr-5@gated-at.bofh.it> <Npaet-9kIr-3@gated-at.bofh.it> <LAos9-1uRl-1@gated-at.bofh.it> <Npaet-9kIr-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Cross-posted to 2 groups.
On 2026-08-06 17:37:10 +0000, Debian Bug Tracking System wrote: > Processing commands for control@bugs.debian.org: > > # remote status report for #1116643 (http://bugs.debian.org/1116643) > > # Bug title: UBSAN: shift-out-of-bounds in .../drivers/gpu/drm/display/drm_dp_mst_topology.c (shift exponent -1) > > # * https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/6303 > > # * remote status changed: (?) -> closed > > # * closed upstream > > tags 1116643 + fixed-upstream > Bug #1116643 [src:linux] UBSAN: shift-out-of-bounds in .../drivers/gpu/drm/display/drm_dp_mst_topology.c (shift exponent -1) > Added tag(s) fixed-upstream. At https://gitlab.freedesktop.org/drm/xe/kernel/-/work_items/6303 there is no indication that the bug was fixed upstream. FYI, I got this error only 3 times: 2025-09-15T13:17:55+02:00 qaa kernel: UBSAN: shift-out-of-bounds in /build/reproducible-path/linux-6.16.7/drivers/gpu/drm/display/drm_dp_mst_topology.c:4574:36 2025-09-15T13:17:55+02:00 qaa kernel: shift exponent -1 is negative 2025-09-15T13:17:55+02:00 qaa kernel: CPU: 9 UID: 0 PID: 41777 Comm: kworker/u64:1 Not tainted 6.16.7+deb14-amd64 #1 PREEMPT(lazy) Debian 6.16.7-1 2025-09-29T10:01:20+02:00 qaa kernel: UBSAN: shift-out-of-bounds in /build/reproducible-path/linux-6.16.8/drivers/gpu/drm/display/drm_dp_mst_topology.c:4574:36 2025-09-29T10:01:20+02:00 qaa kernel: shift exponent -1 is negative 2025-09-29T10:01:20+02:00 qaa kernel: CPU: 4 UID: 0 PID: 490795 Comm: Xorg Not tainted 6.16.8+deb14-amd64 #1 PREEMPT(lazy) Debian 6.16.8-1 2025-12-02T09:56:26+01:00 qaa kernel: UBSAN: shift-out-of-bounds in /build/reproducible-path/linux-6.17.9/drivers/gpu/drm/display/drm_dp_mst_topology.c:4575:36 2025-12-02T09:56:26+01:00 qaa kernel: shift exponent -1 is negative 2025-12-02T09:56:26+01:00 qaa kernel: CPU: 4 UID: 0 PID: 34480 Comm: Xorg Not tainted 6.17.9+deb14-amd64 #1 PREEMPT(lazy) Debian 6.17.9-1 -- Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / Pascaline project (LIP, ENS-Lyon)
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Processed: [bts-link] source package src:linux "Debian Bug Tracking System" <owner@bugs.debian.org> - 2026-08-06 19:40 +0200
Bug#1116643: Processed: [bts-link] source package src:linux Vincent Lefevre <vincent@vinc17.net> - 2026-08-06 20:10 +0200
Bug#1116643: Processed: [bts-link] source package src:linux Vincent Lefevre <vincent@vinc17.net> - 2026-08-06 20:10 +0200
Bug#1116643: Processed: [bts-link] source package src:linux Salvatore Bonaccorso <carnil@debian.org> - 2026-08-12 21:30 +0200
Bug#1116643: Processed: [bts-link] source package src:linux Vincent Lefevre <vincent@vinc17.net> - 2026-08-13 13:10 +0200
Processed: Re: Bug#1116643: Processed: [bts-link] source package src:linux "Debian Bug Tracking System" <owner@bugs.debian.org> - 2026-08-13 13:10 +0200
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