[<0>] do_sigtimedwait.isra.0+0x162/0x1d0
[<0>] __x64_sys_rt_sigtimedwait+0x99/0x110
[<0>] do_syscall_64+0x85/0x180
[<0>] entry_SYSCALL_64_after_hwframe+0x76/0x7e
