tor_bug_occurred_(): Bug: ../src/core/or/connection_edge.c:1086: connection_edge_about_to_close: This line should not have been reached

tor_bug_occurred_(): Bug: ../src/core/or/connection_edge.c:1086: connection_edge_about_to_close: This line should not have been reached reported on RaspberryPi OS Trixie in Tor router 0.4.8.16-1 (https://packages.debian.org/trixie/arm64/tor/download) with MaxMemInQueues 256 MB:

XXX XX X3:22:11 rpi1 Tor[30877]: We're low on memory (cell queues total alloc: 528 buffer total alloc: 0, tor compress total alloc: 292862025 (zlib: 0, zstd: 0, lzma: 292861977), rendezvous c
ache total alloc: 0). Killing circuits withover-long queues. (This behavior is controlled by MaxMemInQueues.)
XXX XX X3:22:11 rpi1 Tor[30877]: Removed 528 bytes by killing 1 circuits; 0 circuits remain alive. Also killed 0 non-linked directory connections. Killed 0 edge connections
XXX XX X4:12:08 rpi1 Tor[30877]: We're low on memory (cell queues total alloc: 528 buffer total alloc: 0, tor compress total alloc: 292862025 (zlib: 0, zstd: 0, lzma: 292861977), rendezvous c
ache total alloc: 0). Killing circuits withover-long queues. (This behavior is controlled by MaxMemInQueues.)
XXX XX X4:12:08 rpi1 Tor[30877]: Removed 528 bytes by killing 1 circuits; 0 circuits remain alive. Also killed 0 non-linked directory connections. Killed 1 edge connections
XXX XX X4:12:08 rpi1 Tor[30877]: connection_edge_about_to_close(): Bug: (Harmless.) Edge connection (marked at ../src/core/or/circuitlist.c:2716) hasn't sent end yet? (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: tor_bug_occurred_(): Bug: ../src/core/or/connection_edge.c:1086: connection_edge_about_to_close: This line should not have been reached. (Future instances of
this warning will be silenced.) (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug: Tor 0.4.8.16: Line unexpectedly reached at connection_edge_about_to_close at ../src/core/or/connection_edge.c:1086. Stack trace: (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(log_backtrace_impl+0x74) [0x55566691d4] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(tor_bug_occurred_+0x148) [0x55566759e8] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(connection_exit_about_to_close+0x30) [0x55567234b0] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(+0x6ecb0) [0x55565decb0] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(+0x6f51c) [0x55565df51c] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /lib/aarch64-linux-gnu/libevent-2.1.so.7(+0x22610) [0x7f99082610] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /lib/aarch64-linux-gnu/libevent-2.1.so.7(event_base_loop+0x414) [0x7f99082db4] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(do_main_loop+0xe4) [0x55565e1210] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(tor_run_main+0xe4) [0x55565dc0e4] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(tor_main+0x64) [0x55565d8464] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(main+0x28) [0x55565d7e68] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /lib/aarch64-linux-gnu/libc.so.6(+0x2229c) [0x7f9850229c] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /lib/aarch64-linux-gnu/libc.so.6(__libc_start_main+0x9c) [0x7f9850237c] (on Tor 0.4.8.16 )
XXX XX X4:12:08 rpi1 Tor[30877]: Bug:     /usr/bin/tor(_start+0x30) [0x55565d7f30] (on Tor 0.4.8.16 )
XXX XX X4:12:11 rpi1 Tor[30877]: We're low on memory (cell queues total alloc: 528 buffer total alloc: 0, tor compress total alloc: 292862025 (zlib: 0, zstd: 0, lzma: 292861977), rendezvous cache total alloc: 0). Killing circuits withover-long queues. (This behavior is controlled by MaxMemInQueues.)
XXX XX X4:12:11 rpi1 Tor[30877]: Removed 528 bytes by killing 1 circuits; 0 circuits remain alive. Also killed 0 non-linked directory connections. Killed 1 edge connections
XXX XX X4:12:11 rpi1 Tor[30877]: connection_edge_about_to_close(): Bug: (Harmless.) Edge connection (marked at ../src/core/or/circuitlist.c:2716) hasn't sent end yet? (on Tor 0.4.8.16 )
XXX XX X4:12:12 rpi1 Tor[30877]: We're low on memory (cell queues total alloc: 528 buffer total alloc: 0, tor compress total alloc: 292897113 (zlib: 35072, zstd: 0, lzma: 292861977), rendezvous cache total alloc: 0). Killing circuits withover-long queues. (This behavior is controlled by MaxMemInQueues.)
XXX XX X4:12:12 rpi1 Tor[30877]: Removed 528 bytes by killing 1 circuits; 0 circuits remain alive. Also killed 0 non-linked directory connections. Killed 0 edge connections
XXX XX X4:12:14 rpi1 Tor[30877]: We're low on memory (cell queues total alloc: 528 buffer total alloc: 0, tor compress total alloc: 292862025 (zlib: 0, zstd: 0, lzma: 292861977), rendezvous cache total alloc: 0). Killing circuits withover-long queues. (This behavior is controlled by MaxMemInQueues.)
XXX XX X4:12:14 rpi1 Tor[30877]: Removed 528 bytes by killing 1 circuits;