ptrace on cris

process trace

sys_ptrace(long request, long pid, unsigned long addr, unsigned long data)
number26 (0x1a)
abicommon
entry pointsys_ptrace
sinceLinux 3.3 or earlier (3.3 is the first release scanned for cris)
man pageptrace(2)
sourceelixir.bootlin.com

Registers

registervalue
r926, the syscall number
r10long request
r11long pid
r12unsigned long addr
r13unsigned long data
r10the return value

Then run break 13 to enter the kernel.

This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. The other removed architectures live on the historical architectures page.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/cris/ptrace?kernel=all