Segfault in BBL send_worker #808

New Issue

MrUnknownDE · 2026-04-05T16:31:46+02:00

MrUnknownDE commented

2026-04-05 16:31:46 +02:00

Originally created by @Beep6581 on 2/12/2026

Is there an existing issue for this problem?

I have searched the existing issues

OrcaSlicer Version

2.3.2-dev build 346361d6

Operating System (OS)

Linux

OS Version

latest

Additional system information

No response

Printer

Bambu Labs P1S

How to reproduce

New project, add cube primitive, slice plate, print plate.
"Send print job" window pops up. Press "Send". Crashes at 10%.

Actual results

Crashes at 10%.

(gdb) bt
#0  0x00007fffeef7b88d in ??? () at /usr/lib/libc.so.6
#1  0x00007fffdcbb8b46 in ??? () at /home/Beep6581/.config/OrcaSlicer/plugins/libbambu_networking_01.10.01.01.so
#2  0x00007fffdcc3b773 in BBL::PrintParams::PrintParams(BBL::PrintParams const&) () at /home/Beep6581/.config/OrcaSlicer/plugins/libbambu_networking_01.10.01.01.so
#3  0x00007fffdcc5d4cc in bambu_network_start_print () at /home/Beep6581/.config/OrcaSlicer/plugins/libbambu_networking_01.10.01.01.so
#4  0x00005555576761ae in Slic3r::BBLPrinterAgent::start_print(Slic3r::PrintParams, std::function<void (int, int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>, std::function<bool ()>, std::function<bool (int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>) ()
#5  0x00005555575ddece in Slic3r::NetworkAgent::start_print(Slic3r::PrintParams, std::function<void (int, int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>, std::function<bool ()>, std::function<bool (int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>) ()
#6  0x0000555557b5033d in Slic3r::GUI::PrintJob::process(Slic3r::GUI::Job::Ctl&) ()
#7  0x00005555571a2da9 in Slic3r::GUI::PlaterWorker<Slic3r::GUI::BoostThreadWorker>::PlaterJob::process(Slic3r::GUI::Job::Ctl&) ()
#8  0x0000555557b20b01 in Slic3r::GUI::BoostThreadWorker::run() ()
#9  0x0000555559c44e74 in thread_proxy ()
#10 0x00007fffeeea598b in ??? () at /usr/lib/libc.so.6
#11 0x00007fffeef29a0c in ??? () at /usr/lib/libc.so.6

Expected results

Send to printer and print.

Project file & Debug log uploads

debug_Thu_Feb_12_09_15_39_488594.log.0.txt

Cube.zip

Checklist of files to include

Log file
Project file

Anything else?

I did not encounter this issue in the nightly from a week or two ago.

*Originally created by @Beep6581 on 2/12/2026* ### Is there an existing issue for this problem? - [x] I have searched the existing issues ### OrcaSlicer Version 2.3.2-dev build 346361d6 ### Operating System (OS) Linux ### OS Version latest ### Additional system information _No response_ ### Printer Bambu Labs P1S ### How to reproduce 1. New project, add cube primitive, slice plate, print plate. 2. "Send print job" window pops up. Press "Send". Crashes at 10%. ### Actual results Crashes at 10%. <img width="700" height="660" alt="Image" src="https://github.com/user-attachments/assets/6feadaeb-915a-4451-a8b0-9897d1a5c3a1" /> ``` (gdb) bt #0 0x00007fffeef7b88d in ??? () at /usr/lib/libc.so.6 #1 0x00007fffdcbb8b46 in ??? () at /home/Beep6581/.config/OrcaSlicer/plugins/libbambu_networking_01.10.01.01.so #2 0x00007fffdcc3b773 in BBL::PrintParams::PrintParams(BBL::PrintParams const&) () at /home/Beep6581/.config/OrcaSlicer/plugins/libbambu_networking_01.10.01.01.so #3 0x00007fffdcc5d4cc in bambu_network_start_print () at /home/Beep6581/.config/OrcaSlicer/plugins/libbambu_networking_01.10.01.01.so #4 0x00005555576761ae in Slic3r::BBLPrinterAgent::start_print(Slic3r::PrintParams, std::function<void (int, int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>, std::function<bool ()>, std::function<bool (int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>) () #5 0x00005555575ddece in Slic3r::NetworkAgent::start_print(Slic3r::PrintParams, std::function<void (int, int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>, std::function<bool ()>, std::function<bool (int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)>) () #6 0x0000555557b5033d in Slic3r::GUI::PrintJob::process(Slic3r::GUI::Job::Ctl&) () #7 0x00005555571a2da9 in Slic3r::GUI::PlaterWorker<Slic3r::GUI::BoostThreadWorker>::PlaterJob::process(Slic3r::GUI::Job::Ctl&) () #8 0x0000555557b20b01 in Slic3r::GUI::BoostThreadWorker::run() () #9 0x0000555559c44e74 in thread_proxy () #10 0x00007fffeeea598b in ??? () at /usr/lib/libc.so.6 #11 0x00007fffeef29a0c in ??? () at /usr/lib/libc.so.6 ``` ### Expected results Send to printer and print. ### Project file & Debug log uploads [debug_Thu_Feb_12_09_15_39_488594.log.0.txt](https://github.com/user-attachments/files/25255245/debug_Thu_Feb_12_09_15_39_488594.log.0.txt) [Cube.zip](https://github.com/user-attachments/files/25255276/Cube.zip) ### Checklist of files to include - [x] Log file - [x] Project file ### Anything else? I did not encounter this issue in the nightly from a week or two ago.

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Dependencies

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Reference: github/OrcaSlicer#808