[Xiaomi Mi Pad ROMs, Kernels, Recoveries, & Other D] retiredtab:
Thank you for the suggestions. I'll have to study those gitlab commits.

This is what I got from my Feb 2023 build when I last tried 17.1.

libc : Fatal signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x48 in tid 228 (android.hardwar), pid 228 (android.hardwar)
DEBUG : *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
DEBUG : LineageOS Version: '17.1-20230223-UNOFFICIAL-flounder'
DEBUG : Build fingerprint: 'google/volantis/flounder:7.1.1/N9F27M/4333998:user/release-keys'
DEBUG : Revision: '0'
DEBUG : ABI: 'arm64'
DEBUG : Timestamp: 2023-08-24 03:11:50+0000
DEBUG : pid: 228, tid: 228, name: android.hardwar >>> /vendor/bin/hw/android.hardware.graphics.composer@2.1-service <<<
DEBUG : uid: 1000
DEBUG : signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x48
DEBUG : Cause: null pointer dereference
DEBUG : x0 0000000000000000 x1 0000000000000000 x2 00000075d7e072c0 x3 00000075d7c132d0
DEBUG : x4 0000000000000000 x5 ffffffffff800000 x6 74203a7325000000 x7 000080ffffffffff
DEBUG : x8 0000000000000003 x9 0000000000002ea0 x10 0000000000000000 x11 fffff80000000000
DEBUG : x12 00000075d7e072c0 x13 fffff00000000000 x14 0000000000000001 x15 ffffffffffffffff
DEBUG : x16 00000075d83227d0 x17 00000075d82b3e0c x18 00000075d95d8000 x19 0000000000000000
DEBUG : x20 00000075d7c38dc8 x21 00000075d7c3bcdc x22 00000000ffffffed x23 509c0a8368a42586
DEBUG : x24 00000075d7c3bcdc x25 00000075d8c05020 x26 00000075d7c0d420 x27 00000075d7c0d420
DEBUG : x28 00000075d7c0d438 x29 0000007fe22474b0
DEBUG : sp 0000007fe22474a0 lr 00000075d5bddc34 pc 00000075d5be7b48
DEBUG :
DEBUG : backtrace:
DEBUG : #00 pc 0000000000011b48 /vendor/lib64/hw/hwcomposer.tegra132.so (nvfb_close+16) (BuildId: 6705c4d3a00f28d97ea5a2ebf006efef)
DEBUG : #01 pc 0000000000007c30 /vendor/lib64/hw/hwcomposer.tegra132.so (BuildId: 6705c4d3a00f28d97ea5a2ebf006efef)
DEBUG : #02 pc 0000000000007b24 /vendor/lib64/hw/hwcomposer.tegra132.so (BuildId: 6705c4d3a00f28d97ea5a2ebf006efef)
DEBUG : #03 pc 0000000000008488 /vendor/lib64/hw/android.hardware.graphics.composer@2.1-impl.so (android::hardware::graphics::composer::V2_1::passthrough::HwcLoader::openDeviceWithAdapter(hw_module_t const*, bool*)+368) (BuildId: 4ba750ef83992a4596451c6ac24670a2)
DEBUG : #04 pc 0000000000008174 /vendor/lib64/hw/android.hardware.graphics.composer@2.1-impl.so (android::hardware::graphics::composer::V2_1::passthrough::HwcLoader::createHalWithAdapter(hw_module_t const*)+44) (BuildId: 4ba750ef83992a4596451c6ac24670a2)
DEBUG : #05 pc 00000000000080a4 /vendor/lib64/hw/android.hardware.graphics.composer@2.1-impl.so (android::hardware::graphics::composer::V2_1::passthrough::HwcLoader::load()+140) (BuildId: 4ba750ef83992a4596451c6ac24670a2)
DEBUG : #06 pc 000000000005fd00 /system/lib64/libhidlbase.so (_ZZN7android8hardware25PassthroughServiceManager3getERKNS0_11hidl_stringES4_ENKUlPvRKNSt3__112basic_stringIcNS6_11char_traitsIcEENS6_9allocatorIcEEEESE_E_clES5_SE_SE_+96) (BuildId: ed5f57746870dfc5f88978e81878dbcf)
DEBUG : #07 pc 000000000005bb98 /system/lib64/libhidlbase.so (android::hardware::PassthroughServiceManager::openLibs(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char>> const&, std::__1::function<bool (void*, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char>> const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char>> const&)> const&)+1328) (BuildId: ed5f57746870dfc5f88978e81878dbcf)
DEBUG : #08 pc 000000000005e4f8 /system/lib64/libhidlbase.so (android::hardware::PassthroughServiceManager::get(android::hardware::hidl_string const&, android::hardware::hidl_string const&)+92) (BuildId: ed5f57746870dfc5f88978e81878dbcf)
DEBUG : #09 pc 000000000005cd20 /system/lib64/libhidlbase.so (android::hardware::details::getRawServiceInternal(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char>> const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char>> const&, bool, bool)+1544) (BuildId: ed5f57746870dfc5f88978e81878dbcf)
DEBUG : #10 pc 000000000001e470 /system/lib64/android.hardware.graphics.composer@2.1.so (_ZN7android8hardware7details18getServiceInternalINS0_8graphics8composer4V2_112BpHwComposerENS5_9IComposerEvvEENS_2spIT0_EERKNSt3__112basic_stringIcNSB_11char_traitsIcEENSB_9allocatorIcEEEEbb+204) (BuildId: d08fd29cad9e4b935f9c1d21b7be9455)
DEBUG : #11 pc 00000000000011f8 /vendor/bin/hw/android.hardware.graphics.composer@2.1-service (BuildId: 1fdba13dcc2de47f613ab0f41c9c60d7)
DEBUG : #12 pc 0000000000001170 /vendor/bin/hw/android.hardware.graphics.composer@2.1-service (main+288) (BuildId: 1fdba13dcc2de47f613ab0f41c9c60d7)
DEBUG : #13 pc 000000000007d780 /apex/com.android.runtime/lib64/bionic/libc.so (__libc_init+108) (BuildId: 3f12edca979604e628fb54a9de2e8467)

This doesn't include audioserver crashing, gpsd complaining about ssl, and a couple of other things that I didn't even bother addressing since hwcomposer was broken.