| Issue |
180435
|
| Summary |
error parsing wasm with multimemory
|
| Labels |
new issue
|
| Assignees |
|
| Reporter |
benluelo
|
```
Stack dump:
0. Program arguments: llvm-objdump -ad multimemory.wasm
#0 0x0000ffffee737ce8 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/nix/store/8irwghgdins4w14ibvrsfxrs5dikk3m0-llvm-22.1.0-rc2-lib/lib/libLLVM.so.22.1-rc2+0xce7ce8)
#1 0x0000ffffee73516c SignalHandler(int, siginfo_t*, void*) (/nix/store/8irwghgdins4w14ibvrsfxrs5dikk3m0-llvm-22.1.0-rc2-lib/lib/libLLVM.so.22.1-rc2+0xce516c)
#2 0x0000fffff7ffa8d8 (linux-vdso.so.1+0x8d8)
#3 0x0000fffff0e51c44 llvm::object::WasmObjectFile::getSymbolValueImpl(llvm::object::DataRefImpl) const (/nix/store/8irwghgdins4w14ibvrsfxrs5dikk3m0-llvm-22.1.0-rc2-lib/lib/libLLVM.so.22.1-rc2+0x3401c44)
#4 0x0000fffff0e38b70 llvm::object::ObjectFile::getSymbolValue(llvm::object::DataRefImpl) const (/nix/store/8irwghgdins4w14ibvrsfxrs5dikk3m0-llvm-22.1.0-rc2-lib/lib/libLLVM.so.22.1-rc2+0x33e8b70)
#5 0x0000fffff0e52974 llvm::object::WasmObjectFile::getSymbolAddress(llvm::object::DataRefImpl) const (/nix/store/8irwghgdins4w14ibvrsfxrs5dikk3m0-llvm-22.1.0-rc2-lib/lib/libLLVM.so.22.1-rc2+0x3402974)
#6 0x0000aaaaaaad6280 llvm::objdump::createSymbolInfo(llvm::object::ObjectFile const&, llvm::object::SymbolRef const&, bool) (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x36280)
#7 0x0000aaaaaaadcad4 disassembleObject(llvm::object::ObjectFile&, llvm::object::ObjectFile const&, (anonymous namespace)::DisassemblerTarget&, std::optional<(anonymous namespace)::DisassemblerTarget>&, llvm::objdump::SourcePrinter&, bool, llvm::raw_ostream&) (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x3cad4)
#8 0x0000aaaaaaae3578 disassembleObject(llvm::object::ObjectFile*, bool, llvm::raw_ostream&) (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x43578)
#9 0x0000aaaaaaae6938 dumpObject(llvm::object::ObjectFile*, llvm::object::Archive const*, llvm::object::Archive::Child const*) (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x46938)
#10 0x0000aaaaaaae8d08 llvm_objdump_main(int, char**, llvm::ToolContext const&) (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x48d08)
#11 0x0000aaaaaaabc41c main (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x1c41c)
#12 0x0000ffffed516574 __libc_start_call_main (/nix/store/z6pz4znvbr103fln95y5xg1syb864x1i-glibc-2.42-47/lib/libc.so.6+0x26574)
#13 0x0000ffffed516658 __libc_start_main@GLIBC_2.17 (/nix/store/z6pz4znvbr103fln95y5xg1syb864x1i-glibc-2.42-47/lib/libc.so.6+0x26658)
#14 0x0000aaaaaaabc530 _start (/nix/store/mz8dar5s1gc8j03mga2qn85f8xvqzdj5-llvm-22.1.0-rc2/bin/llvm-objdump+0x1c530)
Segmentation fault llvm-objdump -ad multimemory.wasm
```
`llvm-objdump --version`:
```
[ben@orb:~/projects/benluelo/db]$ llvm-objdump --version
LLVM (http://llvm.org/):
LLVM version 22.1.0-rc2
Optimized build.
```
(issue also occurs on `20.1.8`, fwiw)
full wasm file:
```
AGFzbQEAAAABBgFgAX8BfwMCAQAFBQIAAQABBggBfwFBgIAECwcvAw9leHRlcm5hbF9tZW1vcnkCAQZtZW1vcnkCARByZWFkX2Zyb21fbWVtb3J5AAAKGAEWAQJ/IwAhASAAKEIBACECIAEkACACCw==
```
compiled from this .wat file:
```wat
(module
(global $global$0 (mut i32) (i32.const 65536))
(memory $1 1)
(export "external_memory" (memory $0))
(memory $0 1)
(export "memory" (memory $0))
(export "read_from_memory" (func $1))
(func $1 (param $0 i32) (result i32)
(local $1 i32)
(local $2 i32)
(local.set $1
(global.get $global$0)
)
(local.set $2
(i32.load 1 offset=0
(local.get $0)
)
)
(global.set $global$0
(local.get $1)
)
(local.get $2)
)
)
```
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