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Why permission error when using pwndbg with gdb-pt-dump #36

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peiwithhao opened this issue Aug 13, 2024 · 0 comments

peiwithhao commented Aug 13, 2024

It shows next text every steps,I asked for the reason from pwndbg first, but seems not pwndbg's bug

Permission error when attempting to parse page tables with gdb-pt-dump.
Either change the kernel-vmmap setting, re-run GDB as root, or disable ptrace_scope (echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope)

kernel:linux-6.10.3
Gdb: 15.1
Python: 3.12.4 (main, Jun 7 2024, 06:33:07) [GCC 14.1.1 20240522]
Pwndbg: 2024.02.14 build: 00adfbbb
Capstone: 5.0.1280
Unicorn: 2.0.1

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