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                   install
linux-tools-common                              install
linux-tools-generic                             install


$ sudo perf record -a -- sleep 10
[ perf record: Woken up 1 times to write data ]
[ perf record: Captured and wrote 0.131 MB perf.data (626 samples) ]

followed by:

$ sudo perf report

i see the captured samples:

  42.22%  swapper        [kernel.kallsyms]  [k] arch_cpu_idle                                                                                          ▒
   5.10%  tmux           [kernel.kallsyms]  [k] copy_page                                                                                              ◆
   1.37%  tmux           libc-2.23.so       [.] 0x000000000006e680                                                                                     ▒
   1.37%  tmux           tmux               [.] 0x0000000000028684                                                                                     ▒
   1.37%  tmux           libc-2.23.so       [.] strcmp                                                                                                 ▒
   1.35%  swapper        [kernel.kallsyms]  [k] tick_nohz_idle_enter                                                                                   ▒
   1.23%  tmux           tmux               [.] 0x00000000000355dc                                                                                     ▒
   1.05%  sh             [kernel.kallsyms]  [k] handle_mm_fault                                                                                        ▒
   1.01%  tmux           [kernel.kallsyms]  [k] filemap_map_pages                                                                                      ▒
   1.01%  swapper        [kernel.kallsyms]  [k] _raw_spin_unlock_irqrestore                                                                            ▒
   0.96%  tmux           libc-2.23.so       [.] free                                                                                                   

but when i try to inspect a kernel function:

Annotate filemap_map_pages                                                                                                                             ◆
Zoom into sh(5304) thread                                                                                                                              ▒
Zoom into [kernel.kallsyms] DSO                                                                                                                        ▒Annotate filemap_map_pages                                                                                                                             ◆
Zoom into sh(5304) thread                                                                                                                              ▒
Zoom into [kernel.kallsyms] DSO                                                                                                                        ▒
Browse map details                                                                                                                                     ▒
Zoom into Processor Socket 0                                                                                                                           ▒
Run scripts for samples of thread [sh]                                                                                                                 ▒
Run scripts for samples of symbol [filemap_map_pages]                                                                                                  ▒
Run scripts for all samples                                                                                                                            ▒
Switch to another data file in PWD                                                                                                                     ▒
Exit
Browse map details                                                                                                                                     ▒
Zoom into Processor Socket 0                                                                                                                           ▒
Run scripts for samples of thread [sh]                                                                                                                 ▒
Run scripts for samples of symbol [filemap_map_pages]                                                                                                  ▒
Run scripts for all samples                                                                                                                            ▒
Switch to another data file in PWD                                                                                                                     ▒
Exit

i then select the Annotate option, and i get an empty screen - while on x86, i correctly see the assembly of the queried function.

Same happens on Bionic/arm64.