r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 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, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000140)=0x2dc) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x7, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x100c8, 0x0, 0x80000001}, 0x0, 0x800000002, r0, 0x6) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000002c0)='net/netlink\x00') readv(r1, &(0x7f0000001940)=[{&(0x7f0000000240)}, {&(0x7f0000000480)=""/78, 0x4e}, {&(0x7f0000000500)=""/232, 0xe8}, {0x0}, {&(0x7f00000007c0)=""/115, 0x73}, {&(0x7f0000000840)=""/4096, 0x1000}], 0x6) r2 = accept4$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev}, &(0x7f00000000c0)=0x1c, 0x80000) fcntl$dupfd(r1, 0x406, r2) r3 = fork() ptrace(0x10, r3) r4 = fork() tkill(r4, 0x30) wait4(r4, &(0x7f0000000100), 0x20000000, &(0x7f0000000180))