r0 = fork() ptrace$poke(0xffffffffffffffff, r0, &(0x7f0000000000), 0xc37) r1 = fork() getpgrp(0x0) waitid(0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)) r2 = getpgrp(r1) ptrace$getsig(0x4202, r2, 0xffffffff80000001, &(0x7f00000002c0)) rt_tgsigqueueinfo(0xffffffffffffffff, 0x0, 0x0, 0x0) getpgrp(0x0) setpriority(0x1, 0x0, 0x1300000000000000) r3 = getpgrp(0x0) waitid(0x0, r3, 0x0, 0x0, &(0x7f0000000500)) sendmsg$FOU_CMD_DEL(0xffffffffffffffff, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={0x0}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f0000000700), 0xffffffffffffffff)