r0 = fork()
ptrace$poke(0x4, r0, &(0x7f0000000000), 0xc37)
waitid(0x2, 0x0, &(0x7f0000000040), 0x1, &(0x7f00000000c0))
r1 = getpgrp(r0)
waitid(0x0, r1, &(0x7f0000000180), 0x1, &(0x7f0000000200))
r2 = getpgrp(0x0)
ptrace$getsig(0x4202, r2, 0xffffffff80000001, &(0x7f00000002c0))
rt_tgsigqueueinfo(0xffffffffffffffff, r1, 0x21, &(0x7f0000000340)={0x3b, 0x101, 0x1})
r3 = getpgrp(r1)
setpriority(0x1, r3, 0x1300000000000000)
r4 = getpgrp(r2)
waitid(0x0, r4, 0x0, 0x20000000, &(0x7f00000003c0))
waitid(0x0, r4, &(0x7f0000000480), 0x2, &(0x7f0000000500))
syz_genetlink_get_family_id$nl802154(&(0x7f0000000700), 0xffffffffffffffff)