=================================================================
==14345==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x6140000037e0 at pc 0x00000038a80f bp 0x7fffffff9550 sp 0x7fffffff8d18
READ of size 368 at 0x6140000037e0 thread T0
    #0 0x38a80e in __asan_memmove /wrkdirs/usr/ports/devel/llvm90/work/compiler-rt-9.0.1.src/lib/asan/asan_interceptors_memintrinsics.cc:30:3
    #1 0x7305c9 in sb_remove_mailbox neomutt/sidebar/sidebar.c:123:5
    #2 0x73706c in sb_mailbox_observer neomutt/sidebar/observer.c:397:5
    #3 0x8511ab in send neomutt/mutt/notify.c:136:11
    #4 0x85149e in send neomutt/mutt/notify.c:145:12
    #5 0x850a52 in notify_send neomutt/mutt/notify.c:175:10
    #6 0x7c3559 in mailbox_free neomutt/core/mailbox.c:96:3
    #7 0x3ed9fc in do_unmailboxes neomutt/command_parse.c:1494:5
    #8 0x3ed583 in do_unmailboxes_star neomutt/command_parse.c:1509:5
    #9 0x3ed19e in parse_unmailboxes neomutt/command_parse.c:1528:7
    #10 0x452466 in mutt_parse_rc_buffer neomutt/init.c:1013:14
    #11 0x3e10f2 in source_rc neomutt/command_parse.c:217:15
    #12 0x3e9a46 in parse_source neomutt/command_parse.c:1167:9
    #13 0x452466 in mutt_parse_rc_buffer neomutt/init.c:1013:14
    #14 0x4529d4 in mutt_parse_rc_line neomutt/init.c:1049:27
    #15 0x3d8cfd in mutt_enter_command neomutt/commands.c:1006:10
    #16 0x50fd07 in op_enter_command neomutt/index/functions.c:435:3
    #17 0x50afa3 in index_function_dispatcher neomutt/index/functions.c:2995:12
    #18 0x509a87 in mutt_index_menu neomutt/index/dlg_index.c:1339:14
    #19 0x473129 in main neomutt/main.c:1397:7

0x6140000037e0 is located 0 bytes to the right of 416-byte region [0x614000003640,0x6140000037e0)
allocated by thread T0 here:
    #0 0x38b189 in realloc /wrkdirs/usr/ports/devel/llvm90/work/compiler-rt-9.0.1.src/lib/asan/asan_malloc_linux.cc:164:3
    #1 0x84fe4b in mutt_mem_realloc neomutt/mutt/memory.c:131:13
    #2 0x72fd28 in sb_add_mailbox neomutt/sidebar/sidebar.c:106:3
    #3 0x736f9c in sb_mailbox_observer neomutt/sidebar/observer.c:393:5
    #4 0x8511ab in send neomutt/mutt/notify.c:136:11
    #5 0x85149e in send neomutt/mutt/notify.c:145:12
    #6 0x850a52 in notify_send neomutt/mutt/notify.c:175:10
    #7 0x7c1df4 in account_mailbox_add neomutt/core/account.c:83:3
    #8 0x4b0886 in mx_ac_add neomutt/mx.c:1761:37
    #9 0x3e4ad1 in parse_mailboxes neomutt/command_parse.c:602:10
    #10 0x452466 in mutt_parse_rc_buffer neomutt/init.c:1013:14
    #11 0x4529d4 in mutt_parse_rc_line neomutt/init.c:1049:27
    #12 0x6cac18 in cmd_parse_lsub neomutt/imap/command.c:706:7
    #13 0x6c2afd in cmd_handle_untagged neomutt/imap/command.c:1020:5
    #14 0x6c1915 in imap_cmd_step neomutt/imap/command.c:1138:7
    #15 0x6e1b16 in imap_mbox_open neomutt/imap/imap.c:1988:10
    #16 0x4b1b20 in mx_mbox_open neomutt/mx.c:388:27
    #17 0x50104c in change_folder_mailbox neomutt/index/dlg_index.c:652:7
    #18 0x501ccd in change_folder_string neomutt/index/dlg_index.c:755:3
    #19 0x514f00 in op_main_change_folder neomutt/index/functions.c:801:5
    #20 0x50afa3 in index_function_dispatcher neomutt/index/functions.c:2995:12
    #21 0x509a87 in mutt_index_menu neomutt/index/dlg_index.c:1339:14
    #22 0x473129 in main neomutt/main.c:1397:7
    #23 0x3340ff in _start /usr/src/lib/csu/amd64/crt1_c.c:75:7
    #24 0x80088f007  (<unknown module>)

SUMMARY: AddressSanitizer: heap-buffer-overflow /wrkdirs/usr/ports/devel/llvm90/work/compiler-rt-9.0.1.src/lib/asan/asan_interceptors_memintrinsics.cc:30:3 in __asan_memmove
Shadow bytes around the buggy address:
  0x4c28000006a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x4c28000006b0: 00 00 00 00 00 00 00 00 00 00 fa fa fa fa fa fa
  0x4c28000006c0: fa fa fa fa fa fa fa fa 00 00 00 00 00 00 00 00
  0x4c28000006d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x4c28000006e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x4c28000006f0: 00 00 00 00 00 00 00 00 00 00 00 00[fa]fa fa fa
  0x4c2800000700: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x4c2800000710: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x4c2800000720: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x4c2800000730: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x4c2800000740: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
  Shadow gap:              cc
==14345==ABORTING