Comment 5 for bug 1917609

$ git bisect log
git bisect start
# good: [5639486106644d7703887ca16739a831eec67fa1] UBUNTU: Ubuntu-5.8.0-41.46
git bisect good 5639486106644d7703887ca16739a831eec67fa1
# bad: [2ec0e0f3a56409f7285bd2a657da49d985ed2c46] UBUNTU: [Config] Enforce CONFIG_DRM_BOCHS=m
git bisect bad 2ec0e0f3a56409f7285bd2a657da49d985ed2c46
# bad: [110d7233381da63e7e21910eb61a3aaf5e024ea4] samples/ftrace: Mark my_tramp[12]? global
git bisect bad 110d7233381da63e7e21910eb61a3aaf5e024ea4
# good: [f5ed4ba307483eb3188efa37a04825c31afdf70e] NFSD: Fix use-after-free warning when doing inter-server copy
git bisect good f5ed4ba307483eb3188efa37a04825c31afdf70e
# bad: [08e848150a7eecf983736e761be07844773f1246] iio: accel: kxcjk1013: Replace is_smo8500_device with an acpi_type enum
git bisect bad 08e848150a7eecf983736e761be07844773f1246
# bad: [19f81b4b50a1337e4d554f732c5ab2ee0ba6b7bc] qed: fix ILT configuration of SRC block
git bisect bad 19f81b4b50a1337e4d554f732c5ab2ee0ba6b7bc
# bad: [e981f03cb066472ea2d889cdfefe8672629a73cc] mmc: renesas_sdhi_core: Add missing tmio_mmc_host_free() at remove
git bisect bad e981f03cb066472ea2d889cdfefe8672629a73cc
# bad: [1da3544787a1ad2ff438c2fce0562100e6707121] erofs: derive atime instead of leaving it empty
git bisect bad 1da3544787a1ad2ff438c2fce0562100e6707121
# bad: [b2c873e5bac3b81ea97bd638995f7c6bb47dc96a] xfs: fix a missing unlock on error in xfs_fs_map_blocks
git bisect bad b2c873e5bac3b81ea97bd638995f7c6bb47dc96a
# bad: [550ce4814c2aa6d125c7e7e8d791ecef5ef10e5a] selftest: fix flower terse dump tests
git bisect bad 550ce4814c2aa6d125c7e7e8d791ecef5ef10e5a
# bad: [e282b884d7e0f26ebe7e60a72df5cf5b23b2df10] r8169: fix potential skb double free in an error path
git bisect bad e282b884d7e0f26ebe7e60a72df5cf5b23b2df10
# good: [2e5ecf0671032f3c046e0d4694c2886b25bf127f] tools/bpftool: Fix attaching flow dissector
git bisect good 2e5ecf0671032f3c046e0d4694c2886b25bf127f
# bad: [dd773889e74605c1a0a97d701f589733800c9dc8] bpf: Zero-fill re-used per-cpu map element
git bisect bad dd773889e74605c1a0a97d701f589733800c9dc8
# first bad commit: [dd773889e74605c1a0a97d701f589733800c9dc8] bpf: Zero-fill re-used per-cpu map element