perf_event_open(&(0x7f0000000440)={0x4, 0x80, 0x75, 0xc, 0xa9, 0x0, 0x0, 0x3, 0x9042, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_config_ext={0x3}, 0x450, 0x1da, 0x0, 0x4, 0x7fff, 0xfffffffc, 0x0, 0x0, 0x7, 0x0, 0x8000004}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x3) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x527942, 0x10) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x62, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) shmctl$SHM_LOCK(0x0, 0xb) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz1\x00', 0x1ff) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.net/syz0\x00', 0x200002, 0x0) shmctl$IPC_RMID(0x0, 0x0) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000300)='./cgroup.cpu/syz1\x00', 0x1ff) r0 = shmget$private(0x0, 0x2000, 0x78000000, &(0x7f0000ffb000/0x2000)=nil) shmat(r0, &(0x7f0000ff9000/0x4000)=nil, 0x4000) r1 = shmget$private(0x0, 0x1000, 0x78000000, &(0x7f0000fff000/0x1000)=nil) shmat(r1, &(0x7f0000ffe000/0x2000)=nil, 0x4000) shmctl$SHM_LOCK(r1, 0xb)