Unhandled exception: page fault on read access to 0x00000000 in wow64 32-bit code (0x0048cde0).
Register dump:
 CS:0023 SS:002b DS:002b ES:002b FS:0063 GS:002b
 EIP:0048cde0 ESP:0012f144 EBP:0012f150 EFLAGS:00010286(  R- --  I S - -P- )
 EAX:00504aff EBX:00000000 ECX:00000000 EDX:00000000
 ESI:00000000 EDI:004fb33c
Stack dump:
0x0012f144:  00000000 00a27994 00a291f0 0012f188
0x0012f154:  00440e5f 004fb33c 00000000 0012f270
0x0012f164:  0012f26c 0046c2aa 00000000 0012f270
0x0012f174:  0012f26c 00000000 0012f23c 004e04e0
0x0012f184:  ffffffff 0012f248 00452706 00000000
0x0012f194:  00a2e8b0 00502294 004fa658 00000000
Backtrace:
=>0 0x0048cde0 in cchat (+0x8cde0) (0x0012f150)
  1 0x00440e5f in cchat (+0x40e5f) (0x0012f188)
  2 0x00452706 in cchat (+0x52706) (0x0012f248)
  3 0x00451ccd in cchat (+0x51ccd) (0x0012f374)
  4 0x00451a0f in cchat (+0x51a0f) (0x00000000)
0x0048cde0 cchat+0x8cde0: movb (%esi), %al
Modules:
Module  Address                 Debug info      Name (40 modules)
PE        400000-  530000       Export          cchat
PE      772b0000-7731c000       Deferred        riched20
PE-Wine 7a130000-7a295000       Deferred        wineps
PE-Wine 7a2b0000-7a2bf000       Deferred        spoolss
PE-Wine 7a2d0000-7a300000       Deferred        localspl
PE-Wine 7a310000-7a31b000       Deferred        riched32
PE-Wine 7a330000-7a367000       Deferred        uxtheme
PE-Wine 7a380000-7a393000       Deferred        winex11
PE-Wine 7a3b0000-7a3e3000       Deferred        oledlg
PE-Wine 7a400000-7a505000       Deferred        comdlg32
PE-Wine 7a520000-7a537000       Deferred        compstui
PE-Wine 7a550000-7a5f4000       Deferred        winspool
PE-Wine 7a610000-7a632000       Deferred        msacm32
PE-Wine 7a650000-7a714000       Deferred        winmm
PE-Wine 7a730000-7a748000       Deferred        shcore
PE-Wine 7a760000-7a7ac000       Deferred        shlwapi
PE-Wine 7a7c0000-7b0f1000       Deferred        shell32
PE-Wine 7b110000-7b13a000       Deferred        ws2_32
PE-Wine 7b150000-7b15c000       Deferred        nsi
PE-Wine 7b170000-7b185000       Deferred        dnsapi
PE-Wine 7b1a0000-7b1ca000       Deferred        iphlpapi
PE-Wine 7b1e0000-7b1f0000       Deferred        wsock32
PE-Wine 7b200000-7b218000       Deferred        coml2
PE-Wine 7b230000-7b23c000       Deferred        cryptbase
PE-Wine 7b250000-7b2d9000       Deferred        rpcrt4
PE-Wine 7b2f0000-7b33f000       Deferred        combase
PE-Wine 7b350000-7b40f000       Deferred        ole32
PE-Wine 7b420000-7b4e5000       Deferred        oleaut32
PE-Wine 7b500000-7b51e000       Deferred        imm32
PE-Wine 7b530000-7b68a000       Deferred        comctl32
PE-Wine 7b6a0000-7b6d8000       Deferred        win32u
PE-Wine 7b6f0000-7b8c1000       Deferred        user32
PE-Wine 7b8e0000-7b968000       Deferred        gdi32
PE-Wine 7b980000-7ba66000       Deferred        ucrtbase
PE-Wine 7ba80000-7ba9f000       Deferred        sechost
PE-Wine 7bab0000-7bb67000       Deferred        msvcrt
PE-Wine 7bb80000-7bbbf000       Deferred        advapi32
PE-Wine 7bbd0000-7be73000       Deferred        kernelbase
PE-Wine 7be90000-7bef6000       Deferred        kernel32
PE-Wine 7bf30000-7bfea000       Deferred        ntdll
Threads:
process  tid      prio    name (all IDs are in hex)
00000020 start.exe
	00000024    0     
00000038 services.exe
	0000003c    0     
	00000040    0     wine_rpcrt4_server
	0000004c    0     wine_rpcrt4_io
	00000078    0     wine_rpcrt4_io
	00000090    0     wine_rpcrt4_io
	000000ac    0     wine_rpcrt4_io
	000000cc    0     wine_rpcrt4_io
	000000e4    0     
	000000f4    0     wine_rpcrt4_io
	00000100    0     wine_rpcrt4_io
00000044 winedevice.exe
	00000048    0     
	00000054    0     
	00000058    0     wine_sechost_service
	0000005c    0     
	00000060    0     
	00000064    0     
	0000009c    0     
	000000a0    0     
00000068 plugplay.exe
	0000006c    0     
	0000007c    0     
	00000080    0     wine_sechost_service
	00000084    0     wine_rpcrt4_server
	000000d8    0     wine_rpcrt4_io
00000070 explorer.exe
	00000074    0     
	000000e8    0     
	000000ec    0     wine_explorer_display_settings_restorer
	000000f0    0     wine_rpcrt4_server
00000088 svchost.exe
	0000008c    0     
	00000094    0     
	00000098    0     wine_sechost_service
000000a4 winedevice.exe
	000000a8    0     
	000000b0    0     
	000000b4    0     wine_sechost_service
	000000b8    0     
	000000bc    0     
	000000c0    0     
	000000c8    0     
	000000d0    0     
	000000d4    0     
	000000e0    0     
000000f8 rpcss.exe
	000000fc    0     
	00000108    0     
	0000010c    0     wine_sechost_service
	00000110    0     wine_rpcrt4_server
	00000114    0     wine_rpcrt4_server
	00000118    0     wine_rpcrt4_io
00000120 conhost.exe
	00000124    0     
00000128 (D) C:\Program Files (x86)\Microsoft Chat\CChat.exe
	0000012c    0 <== 
	00000130    0     wine_rpcrt4_server
	00000134  -15     
	0000014c    0     
00000144 conhost.exe
	00000148    0     
System information:
    Wine build: wine-10.7
    Platform: x86_64 (guest: i386)
    Version: Windows 7
    Host system: Linux
    Host version: 6.15.0-0-edge
