executing program
BUG: memory leak
unreferenced object 0xffff88811ccbd1a0 (size 32):
  comm "syz-executor447", pid 7099, jiffies 4294945122 (age 12.620s)
  hex dump (first 32 bytes):
    2e 00 75 6e 2f 75 64 65 76 2f 64 61 74 61 2f 62  ..un/udev/data/b
    37 3a 30 00 00 00 00 00 00 00 00 00 00 00 00 00  7:0.............
  backtrace:
    [<0000000013731376>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000013731376>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<0000000013731376>] slab_alloc mm/slab.c:3320 [inline]
    [<0000000013731376>] __do_kmalloc mm/slab.c:3654 [inline]
    [<0000000013731376>] __kmalloc_track_caller+0x165/0x300 mm/slab.c:3671
    [<00000000fa898ee0>] kstrdup+0x3a/0x70 mm/util.c:60
    [<000000003f2dafc7>] reiserfs_fill_super+0x500/0x1120 fs/reiserfs/super.c:1946
    [<000000004a0fd38a>] mount_bdev+0x1ce/0x210 fs/super.c:1417
    [<00000000a34f053a>] get_super_block+0x35/0x40 fs/reiserfs/super.c:2604
    [<00000000106bdb3f>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<00000000a60baac0>] vfs_get_tree+0x2d/0xe0 fs/super.c:1547
    [<00000000f54511ef>] do_new_mount fs/namespace.c:2822 [inline]
    [<00000000f54511ef>] do_mount+0x97c/0xc80 fs/namespace.c:3142
    [<000000009edd6773>] __do_sys_mount fs/namespace.c:3351 [inline]
    [<000000009edd6773>] __se_sys_mount fs/namespace.c:3328 [inline]
    [<000000009edd6773>] __x64_sys_mount+0xc0/0x140 fs/namespace.c:3328
    [<00000000feb89158>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<00000000f60f7737>] entry_SYSCALL_64_after_hwframe+0x44/0xa9