Issues

• vDSO handling is not signal-safe

  stephenrkell/libsystrap#48 · Filter by author stephenrkell opened on Sep 23, 2026

• Test cases for chain loader debugging support

  stephenrkell/libsystrap#47 · Filter by author stephenrkell opened on Sep 14, 2026

• Testing on larger workloads

  stephenrkell/libsystrap#46 · Filter by author stephenrkell opened on Sep 3, 2026

• Possible extension: randomised pun checking

  stephenrkell/libsystrap#45 · Filter by author stephenrkell opened on Aug 31, 2026

• 64- and 32-bit handling might be needed in the same process

  stephenrkell/libsystrap#44 · Filter by author stephenrkell opened on Jul 12, 2026
  5

• Use SUD as a backstop, making paranoid scan unnecessary

  stephenrkell/libsystrap#39 · Filter by author stephenrkell opened on May 8, 2026

• Handle syscalls in a call frame, not signal frame

  stephenrkell/libsystrap#38 · Filter by author stephenrkell opened on May 5, 2026
  8

• Can external xed or musl be used?

  stephenrkell/libsystrap#30 · Filter by author alethkit opened on Sep 9, 2025
  1

• Performance

  stephenrkell/libsystrap#28 · Filter by author stephenrkell opened on Jun 21, 2025

• struct ibcs_sigframe is not (always?) accurate

  stephenrkell/libsystrap#27 · Filter by author stephenrkell opened on Jun 13, 2025

• clone clobbers pre-initialized stack

  stephenrkell/libsystrap#20 · Filter by author stephenrkell opened on Jan 6, 2022

• sigreturn via vdso is missed

  stephenrkell/libsystrap#18 · Filter by author stephenrkell opened on Aug 9, 2021

• sigaltstack

  stephenrkell/libsystrap#16 · Filter by author stephenrkell opened on May 11, 2021
  1

• Instrumentation is too slow

  stephenrkell/libsystrap#14 · Filter by author stephenrkell opened on May 4, 2021
  8

• Support selective instrumentation, by binary analysis (offline or online)

  stephenrkell/libsystrap#12 · Filter by author stephenrkell opened on Mar 16, 2021

• Support jump- as well as trap-based instrumentation

  stephenrkell/libsystrap#11 · Filter by author stephenrkell opened on Mar 16, 2021
  1

• Paranoid mode should be secure

  stephenrkell/libsystrap#10 · Filter by author stephenrkell opened on Mar 16, 2021
  2

• Better solutions for guest programs that try to handle SIGILL

  stephenrkell/libsystrap#9 · Filter by author stephenrkell opened on Mar 16, 2021
  21

• Replacement syscalls should be chainable

  stephenrkell/libsystrap#8 · Filter by author stephenrkell opened on Mar 16, 2021

• Distinct but file-aliased W and X mappings are not caught

  stephenrkell/libsystrap#7 · Filter by author stephenrkell opened on Mar 16, 2021

• WX mappings not supported

  stephenrkell/libsystrap#6 · Filter by author stephenrkell opened on Mar 16, 2021