BUG: memory leak
unreferenced object 0xffff88810576cae0 (size 32):
  comm "syz-executor.0", pid 8728, jiffies 4295045537 (age 12.230s)
  hex dump (first 32 bytes):
    25 5e 5d 37 5b 2b 25 5d 28 24 7b 3a 0f 6b 5b 31  %^]7[+%](${:.k[1
    2d 3a 00 00 00 00 00 00 00 00 00 00 00 00 00 00  -:..............
  backtrace:
    [<000000006e20f6c9>] kmemdup_nul+0x2d/0x70 mm/util.c:151
    [<000000005a8ced1a>] vfs_parse_fs_string+0x6e/0xd0 fs/fs_context.c:155
    [<000000000781b0ef>] generic_parse_monolithic+0xe0/0x130 fs/fs_context.c:201
    [<00000000575a0dd0>] do_new_mount fs/namespace.c:2871 [inline]
    [<00000000575a0dd0>] path_mount+0xbbb/0x1170 fs/namespace.c:3205
    [<000000007cf98308>] do_mount fs/namespace.c:3218 [inline]
    [<000000007cf98308>] __do_sys_mount fs/namespace.c:3426 [inline]
    [<000000007cf98308>] __se_sys_mount fs/namespace.c:3403 [inline]
    [<000000007cf98308>] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3403
    [<000000006b1fcde8>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<0000000077af2903>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888110976860 (size 32):
  comm "syz-executor.0", pid 8737, jiffies 4295046049 (age 7.110s)
  hex dump (first 32 bytes):
    25 5e 5d 37 5b 2b 25 5d 28 24 7b 3a 0f 6b 5b 31  %^]7[+%](${:.k[1
    2d 3a 00 00 00 00 00 00 00 00 00 00 00 00 00 00  -:..............
  backtrace:
    [<000000006e20f6c9>] kmemdup_nul+0x2d/0x70 mm/util.c:151
    [<000000005a8ced1a>] vfs_parse_fs_string+0x6e/0xd0 fs/fs_context.c:155
    [<000000000781b0ef>] generic_parse_monolithic+0xe0/0x130 fs/fs_context.c:201
    [<00000000575a0dd0>] do_new_mount fs/namespace.c:2871 [inline]
    [<00000000575a0dd0>] path_mount+0xbbb/0x1170 fs/namespace.c:3205
    [<000000007cf98308>] do_mount fs/namespace.c:3218 [inline]
    [<000000007cf98308>] __do_sys_mount fs/namespace.c:3426 [inline]
    [<000000007cf98308>] __se_sys_mount fs/namespace.c:3403 [inline]
    [<000000007cf98308>] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3403
    [<000000006b1fcde8>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<0000000077af2903>] entry_SYSCALL_64_after_hwframe+0x44/0xa9