syscall.sh / x64 / rseq

rseq

sys_rseq(struct rseq *rseq, uint32_t rseq_len, int flags, uint32_t sig)
number334 (0x14e)
abicommon
entry pointsys_rseq
sinceLinux 4.18
sourceelixir.bootlin.com

Registers

registervalue
rax334, the syscall number
rdistruct rseq *rseq
rsiuint32_t rseq_len
rdxint flags
r10uint32_t sig
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/rseq