input: syz1 as /devices/virtual/input/input20
=====================================================
BUG: KMSAN: uninit-value in kstrdup_const+0xb9/0x260 mm/util.c:80
 kstrdup_const+0xb9/0x260 mm/util.c:80
 kvasprintf_const+0x64b/0x710
 kobject_set_name_vargs+0x12f/0x3a0 lib/kobject.c:289
 device_create_groups_vargs drivers/base/core.c:4058 [inline]
 device_create_with_groups+0x4b5/0x710 drivers/base/core.c:4148
 led_classdev_register_ext+0x89a/0x10a0 drivers/leds/led-class.c:372
 led_classdev_register include/linux/leds.h:196 [inline]
 input_leds_connect+0xa79/0xf70 drivers/input/input-leds.c:139
 input_attach_handler drivers/input/input.c:1035 [inline]
 input_register_device+0x1f22/0x2360 drivers/input/input.c:2341
 uinput_create_device+0x79e/0xaf0 drivers/input/misc/uinput.c:364
 uinput_ioctl_handler+0x1526/0x27b0 drivers/input/misc/uinput.c:870
 uinput_compat_ioctl+0x127/0x140 drivers/input/misc/uinput.c:1072
 __do_compat_sys_ioctl fs/ioctl.c:972 [inline]
 __se_compat_sys_ioctl+0x876/0x1150 fs/ioctl.c:914
 __ia32_compat_sys_ioctl+0xd9/0x110 fs/ioctl.c:914
 do_syscall_32_irqs_on arch/x86/entry/common.c:113 [inline]
 __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:179
 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:204
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:247
 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c

Local variable filename created at:
 process_measurement+0x1c5/0x38a0 security/integrity/ima/ima_main.c:209
 ima_file_check+0x123/0x170 security/integrity/ima/ima_main.c:516

CPU: 0 PID: 19662 Comm: syz-executor.3 Not tainted 5.17.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
=====================================================