syscall.sh / alpha / rseq

rseq

sys_rseq(struct rseq *rseq, uint32_t rseq_len, int flags, uint32_t sig)
number527 (0x20f)
abicommon
entry pointsys_rseq
sinceLinux 5.1
sourceelixir.bootlin.com

Registers

registervalue
v0527, the syscall number
a0struct rseq *rseq
a1uint32_t rseq_len
a2int flags
a3uint32_t sig
v0the return value

Then run callsys to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/alpha/rseq