** Description changed: [Impact] - linux-image-unsigned-5.4.0-77-generic-dbgsym provides a /usr/lib/debug/boot/vmlinux-5.4.0-1040-kvm, but it does not contain any debug symbols. + + linux-image-unsigned-5.4.0-77-generic-dbgsym provides a + /usr/lib/debug/boot/vmlinux-5.4.0-1040-kvm, but it does not contain any + debug symbols. + + Turn on CONFIG_DEBUG_INFO to include those debug symbols. [Test Case] + Compare: $ file /usr/lib/debug/boot/vmlinux-* /usr/lib/debug/boot/vmlinux-5.4.0-1040-kvm: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), statically linked, BuildID[sha1]=514891d64a7d18db4fa58aa5cfea213e0951ca9d, not stripped /usr/lib/debug/boot/vmlinux-5.4.0-77-generic: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), statically linked, BuildID[sha1]=773d8ee85333fe092635f65d2b6850909085c11d, with debug_info, not stripped [What Could Go Wrong] - linux-kvm seems heavily tuned for performance (quick booting?) - it's possible that there's some side-effect of producing debug symbols that negatively impacts this. I've not noticed any issues empirically, but I didn't try to measure it. + + Since linux-kvm is tuned for performance, it's possible there's some + side-effect of producing debug symbols that negatively impacts this. I've not + noticed any issues empirically, but I didn't try to measure it. + + This config is already succesfully turned on in Hirsute/kvm.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1935855 Title: dbgsym contains no debug symbols To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-kvm/+bug/1935855/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
