error[E0793]: reference to packed field is unaligned
   --> /var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/vendor/tendril/src/tendril.rs:241:20
    |
241 |                 if (*header).refcount.decrement() == 1 {
    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
    = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
error[E0793]: reference to packed field is unaligned
   --> /var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/vendor/tendril/src/tendril.rs:958:9
    |
958 |         (*self.header()).refcount.increment();
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
    = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
For more information about this error, try `rustc --explain E0793`.
error: could not compile `tendril` due to 2 previous errors
Caused by:
  process didn't exit successfully: `rustc --crate-name tendril /var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/vendor/tendril/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C metadata=f10ed1f7b483afae -C extra-filename=-f10ed1f7b483afae --out-dir /var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/target/release/deps -L dependency=/var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/target/release/deps --extern futf=/var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/target/release/deps/libfutf-c864e61969ff71a7.rmeta --extern mac=/var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/target/release/deps/libmac-df366171fcd5f44f.rmeta --extern utf8=/var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8/target/release/deps/libutf8-243083e99d680509.rmeta --cap-lints allow -C target-cpu=znver3` (exit status: 1)
warning: build failed, waiting for other jobs to finish...
make[2]: *** [Makefile:1768: librsvg_c_api.la] Error 101
make[2]: Leaving directory '/var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8'
make[1]: *** [Makefile:1274: all-recursive] Error 1
make[1]: Leaving directory '/var/tmp/portage/gnome-base/librsvg-2.48.8/work/librsvg-2.48.8'
make: *** [Makefile:821: all] Error 2
 * ERROR: gnome-base/librsvg-2.48.8::gnome-kit failed (compile phase):
 *   emake failed

 ego profile
=== Enabled Profiles: ===
        arch: x86-64bit
       build: next
     subarch: amd64-zen3
      flavor: core
     mix-ins: X
     mix-ins: gfxcard-amdgpu

=== Python kit: ===
      branch: next
=== All inherited flavor from core flavor: ===
                         minimal (from core flavor)
=== All inherited mix-ins from gfxcard-amdgpu mix-ins: ===
      core-gl-kit:gfxcard-amdgpu (from gfxcard-amdgpu mix-in)