BUG: memory leak
unreferenced object 0xffff888118e5a340 (size 32):
  comm "syz-executor303", pid 7116, jiffies 4294941741 (age 14.040s)
  hex dump (first 32 bytes):
    73 79 7a 6b 61 6c 6c 65 72 31 2e 30 00 00 00 00  syzkaller1.0....
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000071c4184d>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000071c4184d>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<0000000071c4184d>] slab_alloc mm/slab.c:3320 [inline]
    [<0000000071c4184d>] __do_kmalloc mm/slab.c:3654 [inline]
    [<0000000071c4184d>] __kmalloc_track_caller+0x165/0x300 mm/slab.c:3671
    [<0000000069d21e4f>] kstrdup+0x3a/0x70 mm/util.c:60
    [<00000000ea10ef6a>] kstrdup_const+0x48/0x60 mm/util.c:82
    [<00000000097045c0>] kvasprintf_const+0x7e/0xe0 lib/kasprintf.c:48
    [<000000003bf33473>] kobject_set_name_vargs+0x40/0xe0 lib/kobject.c:289
    [<000000001941267f>] dev_set_name+0x63/0x90 drivers/base/core.c:2265
    [<00000000425672ad>] netdev_register_kobject+0x5a/0x1b0 net/core/net-sysfs.c:1736
    [<000000004299869e>] register_netdevice+0x1ce/0x650 net/core/dev.c:9316
    [<000000007cffa591>] register_vlan_dev+0xdb/0x300 net/8021q/vlan.c:175
    [<000000005649e1bd>] register_vlan_device net/8021q/vlan.c:276 [inline]
    [<000000005649e1bd>] vlan_ioctl_handler+0x41c/0x4ed net/8021q/vlan.c:622
    [<000000008a9ac727>] sock_ioctl+0x345/0x480 net/socket.c:1149
    [<00000000f9c614cb>] vfs_ioctl fs/ioctl.c:47 [inline]
    [<00000000f9c614cb>] file_ioctl fs/ioctl.c:545 [inline]
    [<00000000f9c614cb>] do_vfs_ioctl+0x551/0x890 fs/ioctl.c:732
    [<00000000ab003486>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:749
    [<000000000eb76f77>] __do_sys_ioctl fs/ioctl.c:756 [inline]
    [<000000000eb76f77>] __se_sys_ioctl fs/ioctl.c:754 [inline]
    [<000000000eb76f77>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:754
    [<00000000de017d06>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<0000000047742382>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811d14cd40 (size 32):
  comm "syz-executor303", pid 7128, jiffies 4294942348 (age 7.970s)
  hex dump (first 32 bytes):
    73 79 7a 6b 61 6c 6c 65 72 31 2e 30 00 65 6e 74  syzkaller1.0.ent
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000071c4184d>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000071c4184d>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<0000000071c4184d>] slab_alloc mm/slab.c:3320 [inline]
    [<0000000071c4184d>] __do_kmalloc mm/slab.c:3654 [inline]
    [<0000000071c4184d>] __kmalloc_track_caller+0x165/0x300 mm/slab.c:3671
    [<0000000069d21e4f>] kstrdup+0x3a/0x70 mm/util.c:60
    [<00000000ea10ef6a>] kstrdup_const+0x48/0x60 mm/util.c:82
    [<00000000097045c0>] kvasprintf_const+0x7e/0xe0 lib/kasprintf.c:48
    [<000000003bf33473>] kobject_set_name_vargs+0x40/0xe0 lib/kobject.c:289
    [<000000001941267f>] dev_set_name+0x63/0x90 drivers/base/core.c:2265
    [<00000000425672ad>] netdev_register_kobject+0x5a/0x1b0 net/core/net-sysfs.c:1736
    [<000000004299869e>] register_netdevice+0x1ce/0x650 net/core/dev.c:9316
    [<000000007cffa591>] register_vlan_dev+0xdb/0x300 net/8021q/vlan.c:175
    [<000000005649e1bd>] register_vlan_device net/8021q/vlan.c:276 [inline]
    [<000000005649e1bd>] vlan_ioctl_handler+0x41c/0x4ed net/8021q/vlan.c:622
    [<000000008a9ac727>] sock_ioctl+0x345/0x480 net/socket.c:1149
    [<00000000f9c614cb>] vfs_ioctl fs/ioctl.c:47 [inline]
    [<00000000f9c614cb>] file_ioctl fs/ioctl.c:545 [inline]
    [<00000000f9c614cb>] do_vfs_ioctl+0x551/0x890 fs/ioctl.c:732
    [<00000000ab003486>] ksys_ioctl+0x86/0xb0 fs/ioctl.c:749
    [<000000000eb76f77>] __do_sys_ioctl fs/ioctl.c:756 [inline]
    [<000000000eb76f77>] __se_sys_ioctl fs/ioctl.c:754 [inline]
    [<000000000eb76f77>] __x64_sys_ioctl+0x1e/0x30 fs/ioctl.c:754
    [<00000000de017d06>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<0000000047742382>] entry_SYSCALL_64_after_hwframe+0x44/0xa9