BUG: memory leak
unreferenced object 0xffff88811ae4b640 (size 32):
  comm "syz-executor651", pid 6831, jiffies 4294947440 (age 16.030s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 37 34 34 30 00 6c 00 00 00 00  4294947440.l....
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001dae0dcc>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001dae0dcc>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000001dae0dcc>] slab_alloc mm/slab.c:3319 [inline]
    [<000000001dae0dcc>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<00000000fa4f22c8>] kmalloc include/linux/slab.h:556 [inline]
    [<00000000fa4f22c8>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<00000000fa4f22c8>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000002698e9f9>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<000000007344ce5e>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000bfec1cfb>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000001e4b057e>] vfs_get_tree+0x2d/0xe0 fs/super.c:1545
    [<00000000feacdbdd>] do_new_mount fs/namespace.c:2823 [inline]
    [<00000000feacdbdd>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<00000000a618f3c1>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000016ea5bf9>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000016ea5bf9>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000016ea5bf9>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<000000008db45c44>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<000000006e174b27>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881164af920 (size 32):
  comm "syz-executor651", pid 6832, jiffies 4294947440 (age 16.030s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 37 34 34 30 00 00 00 00 00 00  4294947440......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001dae0dcc>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001dae0dcc>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000001dae0dcc>] slab_alloc mm/slab.c:3319 [inline]
    [<000000001dae0dcc>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<00000000fa4f22c8>] kmalloc include/linux/slab.h:556 [inline]
    [<00000000fa4f22c8>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<00000000fa4f22c8>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000002698e9f9>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<000000007344ce5e>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000bfec1cfb>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000001e4b057e>] vfs_get_tree+0x2d/0xe0 fs/super.c:1545
    [<00000000feacdbdd>] do_new_mount fs/namespace.c:2823 [inline]
    [<00000000feacdbdd>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<00000000a618f3c1>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000016ea5bf9>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000016ea5bf9>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000016ea5bf9>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<000000008db45c44>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<000000006e174b27>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881164af640 (size 32):
  comm "syz-executor651", pid 6836, jiffies 4294947440 (age 16.030s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 37 34 34 30 00 00 00 00 00 00  4294947440......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001dae0dcc>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001dae0dcc>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000001dae0dcc>] slab_alloc mm/slab.c:3319 [inline]
    [<000000001dae0dcc>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<00000000fa4f22c8>] kmalloc include/linux/slab.h:556 [inline]
    [<00000000fa4f22c8>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<00000000fa4f22c8>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000002698e9f9>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<000000007344ce5e>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000bfec1cfb>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000001e4b057e>] vfs_get_tree+0x2d/0xe0 fs/super.c:1545
    [<00000000feacdbdd>] do_new_mount fs/namespace.c:2823 [inline]
    [<00000000feacdbdd>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<00000000a618f3c1>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000016ea5bf9>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000016ea5bf9>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000016ea5bf9>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<000000008db45c44>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<000000006e174b27>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881164aff00 (size 32):
  comm "syz-executor651", pid 6837, jiffies 4294947440 (age 16.030s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 37 34 34 30 00 00 00 00 00 00  4294947440......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001dae0dcc>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001dae0dcc>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000001dae0dcc>] slab_alloc mm/slab.c:3319 [inline]
    [<000000001dae0dcc>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<00000000fa4f22c8>] kmalloc include/linux/slab.h:556 [inline]
    [<00000000fa4f22c8>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<00000000fa4f22c8>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000002698e9f9>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<000000007344ce5e>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000bfec1cfb>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000001e4b057e>] vfs_get_tree+0x2d/0xe0 fs/super.c:1545
    [<00000000feacdbdd>] do_new_mount fs/namespace.c:2823 [inline]
    [<00000000feacdbdd>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<00000000a618f3c1>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000016ea5bf9>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000016ea5bf9>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000016ea5bf9>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<000000008db45c44>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<000000006e174b27>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

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