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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Apr 2023 09:41:03.7384 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 27b332f7-3fcb-4e7c-6ff4-08db47ccaef9 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DBAEUR03FT057.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PA4PR08MB6126 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,KAM_DMARC_NONE,NICE_REPLY_A,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On 4/28/23 10:38, Chris Packham wrote: > > > On Fri, 28 Apr 2023, 9:19 PM Luis Machado, > wrote: > > On 4/28/23 10:14, Chris Packham via Gdb wrote: > > On Thu, 27 Apr 2023, 4:55 PM Chris Packham, > wrote: > > > >> Hi GDB, > >> > >> I've had a few users report to me issues with interrupting a running > >> process after continuing when attached to a remote gdbserver running > >> on a powerpc target. Everything seems to work properly on arm and > >> aarch64 so there might be some powerpc or big-endian specific issue > >> lurking. > >> > >> The gdbserver version we're currently using is from gdb-11.2 built > >> from source and most users have gdb-multiarch 12.1 from ubuntu 22.04 > >> (some might still be using gdb-multiarch 10.2 from a PPA). > >> > >> Does this ring any bells for anyone? I'm going to try and get hold of > >> a powerpc target to test with to see if I can reproduce it for myself. > >> > >> Thanks, > >> Chris > >> > > > > Did some digging of my own I can report that indeed things aren't working > > well for powerpc. I tried updating gdbserver to 12.1 and 13.1. 12.1 was > > much the same as 11.2. 13.1 reported that it was unable to send sigkill > > when processing the interrupt command. 13.1 also seems not to be able to > > respond to the 'info os processes' command from the gdb client > > > >> > > What sort of behavior/output do you see? > > > I'll capture some proper output when I'm back in the office but basically once I 'continue' I can't get the gdb prompt back with Ctrl+C. > Is it a tight loop by any change? Or is gdb trapped in a long sequence of instruction-steps?