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the attached code crashes on WSL2. By trial and error I think that the call to parallelize is runs into issues.
The command mojo t1.mojo generates these error messages:
$ mojo t1.mojo
[1181138:1181138:20240929,130011.971766:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.971881:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.972088:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.972132:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.973591:ERROR file_io_posix.cc:144] open /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq: No such file or directory (2)
[1181138:1181138:20240929,130011.973629:ERROR file_io_posix.cc:144] open /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq: No such file or directory (2)
Please submit a bug report to https://github.com/modularml/mojo/issues and include the crash backtrace along with all the relevant source codes.
Stack dump:
0. Program arguments: mojo t1.mojo
[1181138:1181139:20240929,130011.975567:ERROR directory_reader_posix.cc:42] opendir /home/syla/Apps/mojo/test-240925/.magic/envs/default/share/max/crashdb/attachments/99a143a0-90e3-494c-9a3d-003bcc257fc8: No such file or directory (2)
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var LLVM_SYMBOLIZER_PATH to point to it):
0 mojo 0x000055fa1f0bf47b
1 mojo 0x000055fa1f0bd3d9
2 mojo 0x000055fa1f0bfb1d
3 libc.so.6 0x00007f966757f520
4 libc.so.6 0x00007f95e80010d0
mojo crashed!
Please file a bug report.
Segmentation fault
Steps to reproduce
Include relevant code snippet or link to code that did not work as expected.
from memory import UnsafePointer
from algorithm import parallelize
alias BPP = 4
alias NUM_THREADS = 4
fn main():
var width = 512
var height = 512
var stride = width*BPP
var src = UnsafePointer[UInt8].alloc(height*stride)
@parameter
fn process_line1(y : Int):
var idx = y*stride
var x = SIMD[DType.uint8,4](42)
for _ in range(width):
src.store[width=4](idx, x)
idx += BPP
var y = 22
process_line1(y)
print(src[y*stride])
parallelize[process_line1](height, NUM_THREADS)
print(src[0])
src.free()
System information
- What OS did you do install Mojo on ?
Ubuntu 22.04.3 LTS via WSL2
- Provide version information for Mojo by pasting the output of `mojo -v`
mojo 24.5.0 (e8aacb95)
- Provide Modular CLI version by pasting the output of `modular -v`
modular 0.9.1 (3460d12e)
magic 0.3.0
The text was updated successfully, but these errors were encountered:
Bug description
the attached code crashes on WSL2. By trial and error I think that the call to parallelize is runs into issues.
The command
mojo t1.mojo
generates these error messages:$ mojo t1.mojo
[1181138:1181138:20240929,130011.971766:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.971881:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.972088:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.972132:ERROR elf_dynamic_array_reader.h:64] tag not found
[1181138:1181138:20240929,130011.973591:ERROR file_io_posix.cc:144] open /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq: No such file or directory (2)
[1181138:1181138:20240929,130011.973629:ERROR file_io_posix.cc:144] open /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq: No such file or directory (2)
Please submit a bug report to https://github.com/modularml/mojo/issues and include the crash backtrace along with all the relevant source codes.
Stack dump:
0. Program arguments: mojo t1.mojo
[1181138:1181139:20240929,130011.975567:ERROR directory_reader_posix.cc:42] opendir /home/syla/Apps/mojo/test-240925/.magic/envs/default/share/max/crashdb/attachments/99a143a0-90e3-494c-9a3d-003bcc257fc8: No such file or directory (2)
Stack dump without symbol names (ensure you have llvm-symbolizer in your PATH or set the environment var
LLVM_SYMBOLIZER_PATH
to point to it):0 mojo 0x000055fa1f0bf47b
1 mojo 0x000055fa1f0bd3d9
2 mojo 0x000055fa1f0bfb1d
3 libc.so.6 0x00007f966757f520
4 libc.so.6 0x00007f95e80010d0
mojo crashed!
Please file a bug report.
Segmentation fault
Steps to reproduce
from memory import UnsafePointer
from algorithm import parallelize
alias BPP = 4
alias NUM_THREADS = 4
fn main():
System information
The text was updated successfully, but these errors were encountered: