6.12.3 - smbd stack trace

looking at logs, i see smbd core'd a few days ago (it then auto recovered). i never noticed anything on my side. just noting logs here in case others have seen

Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828234,  0] ../../source3/smbd/close.c:1397(close_directory)
Aug 19 20:30:27 husky smbd[15075]:   close_directory: Could not get share mode lock for TV/Foundation 2021
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828285,  0] ../../source3/smbd/fd_handle.c:39(fd_handle_destructor)
Aug 19 20:30:27 husky smbd[15075]:   PANIC: assert failed at ../../source3/smbd/fd_handle.c(39): (fh->fd == -1) || (fh->fd == AT_FDCWD)
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828296,  0] ../../lib/util/fault.c:173(smb_panic_log)
Aug 19 20:30:27 husky smbd[15075]:   ===============================================================
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828315,  0] ../../lib/util/fault.c:174(smb_panic_log)
Aug 19 20:30:27 husky smbd[15075]:   INTERNAL ERROR: assert failed: (fh->fd == -1) || (fh->fd == AT_FDCWD) in pid 15075 (4.17.7)
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828324,  0] ../../lib/util/fault.c:178(smb_panic_log)
Aug 19 20:30:27 husky smbd[15075]:   If you are running a recent Samba version, and if you think this problem is not yet fixed in the latest versions, please consider reporting this bug, see https://wiki.samba.org/index.php/Bug_Reporting
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828333,  0] ../../lib/util/fault.c:183(smb_panic_log)
Aug 19 20:30:27 husky smbd[15075]:   ===============================================================
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828348,  0] ../../lib/util/fault.c:184(smb_panic_log)
Aug 19 20:30:27 husky smbd[15075]:   PANIC (pid 15075): assert failed: (fh->fd == -1) || (fh->fd == AT_FDCWD) in 4.17.7
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828708,  0] ../../lib/util/fault.c:292(log_stack_trace)
Aug 19 20:30:27 husky smbd[15075]:   BACKTRACE: 32 stack frames:
Aug 19 20:30:27 husky smbd[15075]:    #0 /usr/lib64/libgenrand-samba4.so(log_stack_trace+0x2e) [0x15498340e64e]
Aug 19 20:30:27 husky smbd[15075]:    #1 /usr/lib64/libgenrand-samba4.so(smb_panic+0x9) [0x15498340e8a9]
Aug 19 20:30:27 husky smbd[15075]:    #2 /usr/lib64/libsmbd-base-samba4.so(+0x4d10b) [0x1549837f010b]
Aug 19 20:30:27 husky smbd[15075]:    #3 /usr/lib64/libtalloc.so.2(+0x44df) [0x1549833bd4df]
Aug 19 20:30:27 husky smbd[15075]:    #4 /usr/lib64/libsmbd-base-samba4.so(file_free+0xd6) [0x1549837fd276]
Aug 19 20:30:27 husky smbd[15075]:    #5 /usr/lib64/libsmbd-base-samba4.so(close_file_free+0x29) [0x15498382da99]
Aug 19 20:30:27 husky smbd[15075]:    #6 /usr/lib64/libsmbd-base-samba4.so(+0x5cfd6) [0x1549837fffd6]
Aug 19 20:30:27 husky smbd[15075]:    #7 /usr/lib64/libsmbd-base-samba4.so(+0x5d122) [0x154983800122]
Aug 19 20:30:27 husky smbd[15075]:    #8 /usr/lib64/libsmbd-base-samba4.so(files_forall+0x19) [0x1549837fc0a9]
Aug 19 20:30:27 husky smbd[15075]:    #9 /usr/lib64/libsmbd-base-samba4.so(file_close_conn+0x44) [0x1549837fc114]
Aug 19 20:30:27 husky smbd[15075]:    #10 /usr/lib64/libsmbd-base-samba4.so(close_cnum+0x67) [0x154983848d27]
Aug 19 20:30:27 husky smbd[15075]:    #11 /usr/lib64/libsmbd-base-samba4.so(smbXsrv_tcon_disconnect+0x4e) [0x15498387c00e]
Aug 19 20:30:27 husky smbd[15075]:    #12 /usr/lib64/libsmbd-base-samba4.so(+0xbbc02) [0x15498385ec02]
Aug 19 20:30:27 husky smbd[15075]:    #13 /usr/lib64/libtevent.so.0(tevent_common_invoke_immediate_handler+0x17a) [0x1549833d0e2a]
Aug 19 20:30:27 husky smbd[15075]:    #14 /usr/lib64/libtevent.so.0(tevent_common_loop_immediate+0x16) [0x1549833d0e46]
Aug 19 20:30:27 husky smbd[15075]:    #15 /usr/lib64/libtevent.so.0(+0xebfb) [0x1549833d6bfb]
Aug 19 20:30:27 husky smbd[15075]:    #16 /usr/lib64/libtevent.so.0(+0xcef7) [0x1549833d4ef7]
Aug 19 20:30:27 husky smbd[15075]:    #17 /usr/lib64/libtevent.so.0(_tevent_loop_once+0x91) [0x1549833cfba1]
Aug 19 20:30:27 husky smbd[15075]:    #18 /usr/lib64/libtevent.so.0(tevent_common_loop_wait+0x1b) [0x1549833cfe7b]
Aug 19 20:30:27 husky smbd[15075]:    #19 /usr/lib64/libtevent.so.0(+0xce97) [0x1549833d4e97]
Aug 19 20:30:27 husky smbd[15075]:    #20 /usr/lib64/libsmbd-base-samba4.so(smbd_process+0x817) [0x154983846a37]
Aug 19 20:30:27 husky smbd[15075]:    #21 /usr/sbin/smbd(+0xb090) [0x5654df159090]
Aug 19 20:30:27 husky smbd[15075]:    #22 /usr/lib64/libtevent.so.0(tevent_common_invoke_fd_handler+0x91) [0x1549833d08c1]
Aug 19 20:30:27 husky smbd[15075]:    #23 /usr/lib64/libtevent.so.0(+0xee07) [0x1549833d6e07]
Aug 19 20:30:27 husky smbd[15075]:    #24 /usr/lib64/libtevent.so.0(+0xcef7) [0x1549833d4ef7]
Aug 19 20:30:27 husky smbd[15075]:    #25 /usr/lib64/libtevent.so.0(_tevent_loop_once+0x91) [0x1549833cfba1]
Aug 19 20:30:27 husky smbd[15075]:    #26 /usr/lib64/libtevent.so.0(tevent_common_loop_wait+0x1b) [0x1549833cfe7b]
Aug 19 20:30:27 husky smbd[15075]:    #27 /usr/lib64/libtevent.so.0(+0xce97) [0x1549833d4e97]
Aug 19 20:30:27 husky smbd[15075]:    #28 /usr/sbin/smbd(main+0x1489) [0x5654df156259]
Aug 19 20:30:27 husky smbd[15075]:    #29 /lib64/libc.so.6(+0x236b7) [0x1549831d76b7]
Aug 19 20:30:27 husky smbd[15075]:    #30 /lib64/libc.so.6(__libc_start_main+0x85) [0x1549831d7775]
Aug 19 20:30:27 husky smbd[15075]:    #31 /usr/sbin/smbd(_start+0x21) [0x5654df156b31]
Aug 19 20:30:27 husky smbd[15075]: [2023/08/19 20:30:27.828898,  0] ../../source3/lib/dumpcore.c:315(dump_core)
Aug 19 20:30:27 husky smbd[15075]:   dumping core in /var/log/samba/cores/smbd

no actual core present in the dir

:/var/log/samba/cores/smbd# ls -alh
total 0
drwx------ 2 root root  40 Jul 14 22:48 ./
drwx------ 9 root root 180 Jul 14 22:49 ../

husky-diagnostics-20230823-0049.zip