BUG: memory leak unreferenced object 0xffff88811fa14a00 (size 32): comm "syz-executor.0", pid 6866, jiffies 4294944801 (age 13.690s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 01 00 00 00 02 00 00 00 ................ backtrace: [<0000000095d06cea>] erase_aeb+0x25/0x110 drivers/mtd/ubi/wl.c:1690 [<0000000005b55d85>] ubi_wl_init+0x193/0x5c0 drivers/mtd/ubi/wl.c:1757 [<00000000df36beaf>] ubi_attach+0x611/0x18ba drivers/mtd/ubi/attach.c:1605 [<000000005dc0b207>] ubi_attach_mtd_dev+0x665/0xcc0 drivers/mtd/ubi/build.c:967 [<000000007c7d17a0>] ctrl_cdev_ioctl+0x144/0x1b0 drivers/mtd/ubi/cdev.c:1043 [<00000000b292e0eb>] vfs_ioctl fs/ioctl.c:47 [inline] [<00000000b292e0eb>] ksys_ioctl+0xa6/0xd0 fs/ioctl.c:771 [<00000000c951bd10>] __do_sys_ioctl fs/ioctl.c:780 [inline] [<00000000c951bd10>] __se_sys_ioctl fs/ioctl.c:778 [inline] [<00000000c951bd10>] __x64_sys_ioctl+0x1a/0x20 fs/ioctl.c:778 [<0000000086a15701>] do_syscall_64+0x6e/0x220 arch/x86/entry/common.c:295 [<00000000ce745cf7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9