BUG: memory leak
unreferenced object 0xffff888116671800 (size 32):
  comm "syz-executor412", pid 6894, jiffies 4294944510 (age 20.250s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 30 00 21 81 88 ff ff  4294944510.!....
    01 00 00 00 03 00 00 00 11 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888115286240 (size 32):
  comm "syz-executor412", pid 6904, jiffies 4294944511 (age 20.240s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 31 00 00 00 00 00 00  4294944511......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881151d49e0 (size 32):
  comm "syz-executor412", pid 6907, jiffies 4294944515 (age 20.200s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 35 00 72 74 75 61 6c  4294944515.rtual
    2f 62 64 69 2f 39 70 2d 34 00 00 00 00 00 00 00  /bdi/9p-4.......
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888116671800 (size 32):
  comm "syz-executor412", pid 6894, jiffies 4294944510 (age 22.530s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 30 00 21 81 88 ff ff  4294944510.!....
    01 00 00 00 03 00 00 00 11 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888115286240 (size 32):
  comm "syz-executor412", pid 6904, jiffies 4294944511 (age 22.520s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 31 00 00 00 00 00 00  4294944511......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881151d49e0 (size 32):
  comm "syz-executor412", pid 6907, jiffies 4294944515 (age 22.480s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 35 00 72 74 75 61 6c  4294944515.rtual
    2f 62 64 69 2f 39 70 2d 34 00 00 00 00 00 00 00  /bdi/9p-4.......
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888116671800 (size 32):
  comm "syz-executor412", pid 6894, jiffies 4294944510 (age 25.850s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 30 00 21 81 88 ff ff  4294944510.!....
    01 00 00 00 03 00 00 00 11 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888115286240 (size 32):
  comm "syz-executor412", pid 6904, jiffies 4294944511 (age 25.840s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 31 00 00 00 00 00 00  4294944511......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881151d49e0 (size 32):
  comm "syz-executor412", pid 6907, jiffies 4294944515 (age 25.800s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 35 00 72 74 75 61 6c  4294944515.rtual
    2f 62 64 69 2f 39 70 2d 34 00 00 00 00 00 00 00  /bdi/9p-4.......
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888116671800 (size 32):
  comm "syz-executor412", pid 6894, jiffies 4294944510 (age 27.020s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 30 00 21 81 88 ff ff  4294944510.!....
    01 00 00 00 03 00 00 00 11 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888115286240 (size 32):
  comm "syz-executor412", pid 6904, jiffies 4294944511 (age 27.010s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 31 00 00 00 00 00 00  4294944511......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881151d49e0 (size 32):
  comm "syz-executor412", pid 6907, jiffies 4294944515 (age 26.970s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 35 00 72 74 75 61 6c  4294944515.rtual
    2f 62 64 69 2f 39 70 2d 34 00 00 00 00 00 00 00  /bdi/9p-4.......
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888116671800 (size 32):
  comm "syz-executor412", pid 6894, jiffies 4294944510 (age 28.150s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 30 00 21 81 88 ff ff  4294944510.!....
    01 00 00 00 03 00 00 00 11 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888115286240 (size 32):
  comm "syz-executor412", pid 6904, jiffies 4294944511 (age 28.140s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 31 00 00 00 00 00 00  4294944511......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881151d49e0 (size 32):
  comm "syz-executor412", pid 6907, jiffies 4294944515 (age 28.100s)
  hex dump (first 32 bytes):
    34 32 39 34 39 34 34 35 31 35 00 72 74 75 61 6c  4294944515.rtual
    2f 62 64 69 2f 39 70 2d 34 00 00 00 00 00 00 00  /bdi/9p-4.......
  backtrace:
    [<00000000b6b5ce72>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000b6b5ce72>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000b6b5ce72>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000b6b5ce72>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e809674>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e809674>] v9fs_random_cachetag fs/9p/cache.c:36 [inline]
    [<000000006e809674>] v9fs_cache_session_get_cookie+0xa6/0x110 fs/9p/cache.c:52
    [<000000001bacaaf2>] v9fs_session_init+0x5c3/0x880 fs/9p/v9fs.c:470
    [<0000000041102e5c>] v9fs_mount+0x5e/0x3c0 fs/9p/vfs_super.c:124
    [<00000000958a1e73>] legacy_get_tree+0x27/0x80 fs/fs_context.c:647
    [<000000003e0b4454>] vfs_get_tree+0x2d/0xe0 fs/super.c:1542
    [<0000000071271af4>] do_new_mount fs/namespace.c:2823 [inline]
    [<0000000071271af4>] do_mount+0x95f/0xc60 fs/namespace.c:3143
    [<0000000029d7db70>] ksys_mount+0xab/0x120 fs/namespace.c:3352
    [<0000000082f8b474>] __do_sys_mount fs/namespace.c:3366 [inline]
    [<0000000082f8b474>] __se_sys_mount fs/namespace.c:3363 [inline]
    [<0000000082f8b474>] __x64_sys_mount+0x26/0x30 fs/namespace.c:3363
    [<00000000ac6199a2>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290
    [<0000000049faf234>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

executing program
executing program
executing program