r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f00000001c0), r0)
r1 = syz_open_dev$tty20(0xc, 0x4, 0x1)
ioctl$TCSETSF2(r1, 0x402c542d, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, "c165aec24113b03e3c3701fea790486d56293e"})
r2 = fork()
ptrace(0x10, r2)
ptrace$peeksig(0x4209, r2, &(0x7f0000000200)={0x5, 0x1}, &(0x7f00000002c0))