Reproduction steps:
mklink /H pdb-test.pdb crash-EXCEPTION_ACCESS_VIOLATION_READ-5dbe92d5
windbgx -g "c:\Program Files\IDA Pro 7.5\ida64.exe" -B pdb-test.exe
Output from windbg:
pdb64+0x392d5:
00000000`572092d5 837a5400 cmp dword ptr [rdx+54h],0 ds:0000016c`cfca39ec=????????
0:000> !heap -p -a 0000016c`cfca39ec
address 0000016ccfca39ec found in
_DPH_HEAP_ROOT @ 16cbd651000
in free-ed allocation ( DPH_HEAP_BLOCK: VirtAddr VirtSize)
16ccf50fa28: 16ccfca2000 2000
00007ffd87c05204 ntdll!RtlDebugFreeHeap+0x000000000000003c
00007ffd87bb56b0 ntdll!RtlpFreeHeap+0x0000000000073d50
00007ffd87b40810 ntdll!RtlpFreeHeapInternal+0x0000000000000790
00007ffd87b3fc11 ntdll!RtlFreeHeap+0x0000000000000051
00007ffd859414cb ucrtbase!_free_base+0x000000000000001b
0000000058204302 ida64!vshow_hex_file+0x0000000000021912
000000005817bda1 ida64!process_zipfile+0x00000000000000e1
00000000581c58ec ida64!hexplace_t__touval+0x000000000000351c
00000000581c4d95 ida64!hexplace_t__touval+0x00000000000029c5
00000000581c75a2 ida64!idt_open+0x0000000000000052
000000005810132e ida64!user2str+0x000000000000229e
000000005810614f ida64!import_module+0x000000000000002f
00007ffd4af56ec0 pe64+0x0000000000006ec0
00007ffd4af5e252 pe64+0x000000000000e252
00007ffd4af51a1b pe64+0x0000000000001a1b
00000000581023a4 ida64!user2str+0x0000000000003314
000000005810229e ida64!user2str+0x000000000000320e
00000000581027a4 ida64!user2str+0x0000000000003714
0000000058106200 ida64!load_nonbinary_file+0x0000000000000030
00007ff6c7cf3f8d ida64_exe+0x0000000000173f8d
00007ff6c7cf4563 ida64_exe+0x0000000000174563
00007ff6c7bd3a9b ida64_exe+0x0000000000053a9b
000000005801130a ida64!init_database+0x0000000000000a9a
00007ff6c7cfa37f ida64_exe+0x000000000017a37f
00007ff6c7cfb989 ida64_exe+0x000000000017b989
00007ff6c7cfae1a ida64_exe+0x000000000017ae1a
00007ff6c7cfaf52 ida64_exe+0x000000000017af52
00007ff6c7cfaf7c ida64_exe+0x000000000017af7c
00007ff6c7cfbccd ida64_exe+0x000000000017bccd
00007ff6c7cfbe5f ida64_exe+0x000000000017be5f
00007ff6c7da95e2 ida64_exe+0x00000000002295e2
00007ffd86967bd4 kernel32!BaseThreadInitThunk+0x0000000000000014