From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.7.3) Gecko/20041020 Description of problem: file command shows no useful information from core file which was dumped on x86-64. Version-Release number of selected component (if applicable): file-4.10-2 How reproducible: Always Steps to Reproduce: 1.sleep 5 2.type C-z 3.kill -SEGV <pid of sleep> 4.file core Actual Results: core.19984: ELF 64-bit LSB core file AMD x86-64, version 1 (SYSV), SVR4-style, SVR4-style, SVR4-style, SVR4-style, SVR4-style, bad note name size 0xffffffff, bad note name size 0xffffffff Expected Results: something like core: ELF 32-bit LSB core file Intel 80386, version 1 (SYSV), SVR4-style, SVR4-style, from 'sleep' Additional info:
Updated, file-4.12-1.FC3.1 is the one fixing this issue