running jajamaru, when load state, there is an error

[krysof]

MAME version

mame 0268

System information

Windows 11, 64-bit, version 22H2, USA, US English x86-64, 32GB system RAM, GeForce RTX 3090 driver version 516.54

INI configuration details

default

Emulated system/software

vsnes

Incorrect behaviour

#######################################################################################################################

Starting MAME

F:\mame-ao-1.94\0268\mame.exe

jajamaru

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MAME error:
MAME error:-----------------------------------------------------
MAME error:Exception at EIP=00007ff6b2c76d88 (memory_view::register_state()::{lambda()#1}::operator()() const+0x0018): ACCESS VIOLATION
MAME error:While attempting to read memory at 0000000000000000
MAME error:-----------------------------------------------------
MAME error:RAX=00000253f9d1d7f8 RBX=0000025380114cc8 RCX=0000000000000000 RDX=00000000ffffffff
MAME error:RSI=000002538065ac20 RDI=0000025380551868 RBP=000000cd303f99b0 RSP=000000cd303f8e90
MAME error: R8=0000000000000002 R9=000000007ffe2000 R10=0000000000000007 R11=00000211c9dbe996
MAME error:R12=00000253f8e8c9b0 R13=0000000000000004 R14=0000025380551868 R15=0000000000000001
MAME error:-----------------------------------------------------
MAME error:Stack crawl:
MAME error: 000000cd303f8eb0: 00007ff6b2c76d88 (memory_view::register_state()::{lambda()#1}::operator()() const+0x0018)
MAME error: 000000cd303f8f90: 00007ff6b29c42b9 (save_manager::read_file(util::core_file&)+0x02d9)
MAME error: 000000cd303f9530: 00007ff6b29fd8b0 (running_machine::handle_saveload()+0x0890)
MAME error: 000000cd303f9690: 00007ff6b29febd1 (running_machine::run(bool)+0x01d1)
MAME error: 000000cd303fec50: 00007ff6b644b78b (mame_machine_manager::execute()+0x020b)
MAME error: 000000cd303ff030: 00007ff6ba7816bf (cli_frontend::start_execution(mame_machine_manager*, std::vector<std::__cxx11::basic_string<char, std::char_traits, std::allocator >, std::allocator<std::__cxx11::basic_string<char, std::char_traits, std::allocator > > > const&)+0x03cf)
MAME error: 000000cd303ff2f0: 00007ff6ba781ccd (cli_frontend::execute(std::vector<std::__cxx11::basic_string<char, std::char_traits, std::allocator >, std::allocator<std::__cxx11::basic_string<char, std::char_traits, std::allocator > > >&)+0x004d)
MAME error: 000000cd303ff350: 00007ff6b6445e09 (emulator_info::start_frontend(emu_options&, osd_interface&, std::vector<std::__cxx11::basic_string<char, std::char_traits, std::allocator >, std::allocator<std::__cxx11::basic_string<char, std::char_traits, std::allocator > > >&)+0x0029)
MAME error: 000000cd303ff720: 00007ff6bc4838fc (luaopen_lfs+0xf9e61c)
MAME error: 000000cd303ff7f0: 00007ff6adb513b1 (__tmainCRTStartup+0x0231)
MAME error: 000000cd303ff820: 00007ff6adb514e6 (mainCRTStartup+0x0016)
MAME error: 000000cd303ff850: 00007ff943c87374 (BaseThreadInitThunk+0x0014)
MAME error: 000000cd303ff8d0: 00007ff94473cc91 (RtlUserThreadStart+0x0021)

MAME Shell Exit BAD: -1073741819

Expected behaviour

#######################################################################################################################

Starting MAME

F:\mame-ao-1.94\0268\mame.exe

jajamaru

#######################################################################################################################

MAME error:
MAME error:-----------------------------------------------------
MAME error:Exception at EIP=00007ff6b2c76d88 (memory_view::register_state()::{lambda()#1}::operator()() const+0x0018): ACCESS VIOLATION
MAME error:While attempting to read memory at 0000000000000000
MAME error:-----------------------------------------------------
MAME error:RAX=00000253f9d1d7f8 RBX=0000025380114cc8 RCX=0000000000000000 RDX=00000000ffffffff
MAME error:RSI=000002538065ac20 RDI=0000025380551868 RBP=000000cd303f99b0 RSP=000000cd303f8e90
MAME error: R8=0000000000000002 R9=000000007ffe2000 R10=0000000000000007 R11=00000211c9dbe996
MAME error:R12=00000253f8e8c9b0 R13=0000000000000004 R14=0000025380551868 R15=0000000000000001
MAME error:-----------------------------------------------------
MAME error:Stack crawl:
MAME error: 000000cd303f8eb0: 00007ff6b2c76d88 (memory_view::register_state()::{lambda()#1}::operator()() const+0x0018)
MAME error: 000000cd303f8f90: 00007ff6b29c42b9 (save_manager::read_file(util::core_file&)+0x02d9)
MAME error: 000000cd303f9530: 00007ff6b29fd8b0 (running_machine::handle_saveload()+0x0890)
MAME error: 000000cd303f9690: 00007ff6b29febd1 (running_machine::run(bool)+0x01d1)
MAME error: 000000cd303fec50: 00007ff6b644b78b (mame_machine_manager::execute()+0x020b)
MAME error: 000000cd303ff030: 00007ff6ba7816bf (cli_frontend::start_execution(mame_machine_manager*, std::vector<std::__cxx11::basic_string<char, std::char_traits, std::allocator >, std::allocator<std::__cxx11::basic_string<char, std::char_traits, std::allocator > > > const&)+0x03cf)
MAME error: 000000cd303ff2f0: 00007ff6ba781ccd (cli_frontend::execute(std::vector<std::__cxx11::basic_string<char, std::char_traits, std::allocator >, std::allocator<std::__cxx11::basic_string<char, std::char_traits, std::allocator > > >&)+0x004d)
MAME error: 000000cd303ff350: 00007ff6b6445e09 (emulator_info::start_frontend(emu_options&, osd_interface&, std::vector<std::__cxx11::basic_string<char, std::char_traits, std::allocator >, std::allocator<std::__cxx11::basic_string<char, std::char_traits, std::allocator > > >&)+0x0029)
MAME error: 000000cd303ff720: 00007ff6bc4838fc (luaopen_lfs+0xf9e61c)
MAME error: 000000cd303ff7f0: 00007ff6adb513b1 (__tmainCRTStartup+0x0231)
MAME error: 000000cd303ff820: 00007ff6adb514e6 (mainCRTStartup+0x0016)
MAME error: 000000cd303ff850: 00007ff943c87374 (BaseThreadInitThunk+0x0014)
MAME error: 000000cd303ff8d0: 00007ff94473cc91 (RtlUserThreadStart+0x0021)

MAME Shell Exit BAD: -1073741819

Steps to reproduce

1 start mame with run
2 f6 to save state
3 f7 to load state

Additional details

No response

[happppp]

It does not crash here, but I see this driver (nintendo/vsnes.cpp) does not officially support savestates, which means some variables are not saved and unexpected things can happen when a state is loaded.