[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Changed in: linux (Ubuntu Disco) Status: Confirmed => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949 Title: perf report can't annotate kernel and dbgsym package has wrong

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Tags added: cscc -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949 Title: perf report can't annotate kernel and dbgsym package has wrong addresses To manage notifications about this bug

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Also affects: linux (Ubuntu Disco) Importance: Medium Assignee: Paolo Pisati (p-pisati) Status: Confirmed ** Also affects: linux (Ubuntu Cosmic) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Also affects: linux (Ubuntu Bionic) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949 Title: perf report can't annotate kernel and dbgsym package

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Description changed: + Impact: + + Under some condition, 'perf report' is unable to show the assembly code + of a kernel function (perf report -> select a kernel function -> + annotate). + + This is not an issue of the kernel itself or the perf tool, instead it's + your environment that is

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

On a fresh Xenial/arm64 installation: $ uname -r 4.4.0-141-generic $ uname -m aarch64 $ dpkg -S $(which perf) linux-tools-common: /usr/bin/perf $ dpkg --get-selections | grep linux-tools linux-tools-4.4.0-141 install linux-tools-4.4.0-141-generic

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Changed in: linux (Ubuntu) Assignee: (unassigned) => Paolo Pisati (p-pisati) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949 Title: perf report can't annotate kernel and dbgsym

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

This issue fell off my radar, and I never followed up on it. I'll see if we can get someone to take a look. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949 Title: perf report can't annotate

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

Have we fixed this issue for aarch64? We experienced the same thing with 4.10, 4.13 and 4.15 kernels on xenial, artful and bionic uname -a Linux 4.13.0-46-generic #51-Ubuntu SMP Tue Jun 12 12:39:10 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux dpkg --get-selections | grep linux-tools

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

[Expired for linux (Ubuntu) because there has been no activity for 60 days.] ** Changed in: linux (Ubuntu) Status: Incomplete => Expired -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675949 Title: perf report can't annotate kernel and

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

Everything continues to work fine for me, but I see now that you are on aarch64. I don't have any 64-bit ARM platforms in my posession, but I should be able to get access to something. I'll see what I can find out. -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

root@host1:~/fio# uname -a Linux host1 4.10.0-14-generic #16-Ubuntu SMP Fri Mar 17 15:20:17 UTC 2017 aarch64 aarch64 aarch64 GNU/Linux root@host1:~/fio# dpkg -S $(which perf) linux-tools-common: /usr/bin/perf root@host1:~/fio# dpkg --get-selections | grep linux-tools linux-tools-4.10.0-11

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

I'm going to need more information. Can you give me the output of these commands? $ uname -a $ dpkg -S $(which perf) $ dpkg --get-selections | grep linux-tools Can you proived the exact commands you're running to produce this behavior? For me, running "perf record" with no additional arguments

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

Hi Seth, Thanks for taking a look. After upgrading to 4.10.0-14-generic I'm still seeing the same issue. The build-id has changed, but the symptoms are the same: -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1675949] Re: perf report can't annotate kernel and dbgsym package has wrong addresses

I tried this with 4.10.0-14-generic and could not reproduce your issue. Please try updating and see if you still experience this issue. Run-time addresses are expected to be unpredictable due to ASLR. -- You received this bug notification because you are a member of Ubuntu Bugs, which is