ropshell> use 7b29ee082c1808be4e02e52f0290eb3d (download)
name         : libc.so.6 (x86_64/ELF)
base address : 0x1f4a0
total gadgets: 18413

ropshell> suggest "sp lifting"
> 0x00084b8e : add rsp, 0x100; ret
> 0x00084b8e : add rsp, 0x100; ret
> 0x00038331 : add rsp, 0x28; ret
> 0x000b48d9 : add rsp, 0x38; ret
> 0x000e4127 : add rsp, 0x408; ret
> 0x000d9a0a : add rsp, 0x58; ret