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X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR07MB3466 X-SW-Source: 2017-07/txt/msg00012.txt.bz2 On Mon, 2017-07-10 at 10:43 +0100, Pedro Alves wrote: > > > > OK, setting libthread-db-search-path and debug libthread-db got me > > a bit further.  I don't get any errors or warnings about not being > > able to find or load libthread_db.  It's still not reading > > everything > > correctly though: > > > > (gdb) info threads > > Found 0 new threads in iteration 0. > >   Id   Target Id         Frame  > > * 3    Thread 0xf739ef70 (LWP 8660) 0x00400680 in doSomeThing () > >   4    Thread 0xf69bf490 (LWP 8662) warning: Couldn't find general- > > purpose registers in core file. > > PC register is not available > Do you get that same warning without libthread_db?  It sounds more > like an issue on the gdb<->bfd side than on the libthread_db side > of things.  (Put a breakpoint on "warning".  I believe it comes from > corelow.c:get_core_register_section.) > > Thanks, > Pedro Alves No, without thread_db I get this: (gdb) file m32 Reading symbols from m32...done. (gdb) core c_32 [New LWP 79425] [New LWP 79425] [New LWP 79425] warning: Unable to find libthread_db matching inferior's thread library, thread debugging will not be available. warning: Unable to find libthread_db matching inferior's thread library, thread debugging will not be available. Core was generated by `./m32'. Program terminated with signal SIGSEGV, Segmentation fault. #0  0x00400680 in doSomeThing () (gdb) info threads   Id   Target Id         Frame  * 3    LWP 79425         0x00400680 in doSomeThing () Steve Ellcey sellcey@cavium.com