syscall.sh / x64 / set_tid_address

set_tid_address

set pointer to thread ID

sys_set_tid_address(int *tidptr)
number218 (0xda)
abicommon
entry pointsys_set_tid_address
sinceLinux 3.3
man pageset_tid_address(2)
sourceelixir.bootlin.com

Registers

registervalue
rax218, the syscall number
rdiint *tidptr
raxthe return value

Then run syscall to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x64/set_tid_address