BUG: memory leak
unreferenced object 0xffff888121552100 (size 32):
  comm "syz-executor845", pid 7139, jiffies 4294956033 (age 26.150s)
  hex dump (first 32 bytes):
    76 65 74 68 36 00 61 73 6b 2f 37 31 33 39 00 00  veth6.ask/7139..
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000016ada51>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000016ada51>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000016ada51>] slab_alloc mm/slab.c:3320 [inline]
    [<00000000016ada51>] __do_kmalloc mm/slab.c:3654 [inline]
    [<00000000016ada51>] __kmalloc_track_caller+0x165/0x300 mm/slab.c:3671
    [<00000000acc57807>] kstrdup+0x3a/0x70 mm/util.c:60
    [<00000000ae7759a0>] kstrdup_const+0x48/0x60 mm/util.c:82
    [<000000009826df6d>] kvasprintf_const+0x7e/0xe0 lib/kasprintf.c:48
    [<0000000075cff16c>] kobject_set_name_vargs+0x40/0xe0 lib/kobject.c:289
    [<0000000080dcae06>] dev_set_name+0x63/0x90 drivers/base/core.c:2265
    [<000000002cf3c480>] netdev_register_kobject+0x5a/0x1b0 net/core/net-sysfs.c:1733
    [<00000000e5c1ec4a>] register_netdevice+0x1ce/0x650 net/core/dev.c:9316
    [<000000007e75c5cf>] veth_newlink+0x201/0x4a0 drivers/net/veth.c:1281
    [<00000000f0aa9afd>] __rtnl_newlink+0x89a/0xb80 net/core/rtnetlink.c:3305
    [<00000000be5affb4>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3363
    [<000000006a453d08>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5424
    [<00000000d65e1642>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477
    [<0000000049d1d9d6>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5442
    [<000000005dd9c25a>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
    [<000000005dd9c25a>] netlink_unicast+0x223/0x310 net/netlink/af_netlink.c:1328
    [<00000000f0923e40>] netlink_sendmsg+0x2c0/0x570 net/netlink/af_netlink.c:1917

BUG: memory leak
unreferenced object 0xffff88811e1359a0 (size 32):
  comm "syz-executor845", pid 7140, jiffies 4294956640 (age 20.080s)
  hex dump (first 32 bytes):
    76 65 74 68 36 00 61 73 6b 2f 37 31 34 30 00 ff  veth6.ask/7140..
    80 1a 67 04 00 ea ff ff 00 30 8d 04 00 ea ff ff  ..g......0......
  backtrace:
    [<00000000016ada51>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000016ada51>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000016ada51>] slab_alloc mm/slab.c:3320 [inline]
    [<00000000016ada51>] __do_kmalloc mm/slab.c:3654 [inline]
    [<00000000016ada51>] __kmalloc_track_caller+0x165/0x300 mm/slab.c:3671
    [<00000000acc57807>] kstrdup+0x3a/0x70 mm/util.c:60
    [<00000000ae7759a0>] kstrdup_const+0x48/0x60 mm/util.c:82
    [<000000009826df6d>] kvasprintf_const+0x7e/0xe0 lib/kasprintf.c:48
    [<0000000075cff16c>] kobject_set_name_vargs+0x40/0xe0 lib/kobject.c:289
    [<0000000080dcae06>] dev_set_name+0x63/0x90 drivers/base/core.c:2265
    [<000000002cf3c480>] netdev_register_kobject+0x5a/0x1b0 net/core/net-sysfs.c:1733
    [<00000000e5c1ec4a>] register_netdevice+0x1ce/0x650 net/core/dev.c:9316
    [<000000007e75c5cf>] veth_newlink+0x201/0x4a0 drivers/net/veth.c:1281
    [<00000000f0aa9afd>] __rtnl_newlink+0x89a/0xb80 net/core/rtnetlink.c:3305
    [<00000000be5affb4>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3363
    [<000000006a453d08>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5424
    [<00000000d65e1642>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477
    [<0000000049d1d9d6>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5442
    [<000000005dd9c25a>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
    [<000000005dd9c25a>] netlink_unicast+0x223/0x310 net/netlink/af_netlink.c:1328
    [<00000000f0923e40>] netlink_sendmsg+0x2c0/0x570 net/netlink/af_netlink.c:1917

BUG: memory leak
unreferenced object 0xffff8881200d4d20 (size 32):
  comm "syz-executor845", pid 7141, jiffies 4294957250 (age 13.980s)
  hex dump (first 32 bytes):
    76 65 74 68 36 00 61 73 6b 2f 37 31 34 31 00 ff  veth6.ask/7141..
    00 d3 8e 04 00 ea ff ff 80 b5 88 04 00 ea ff ff  ................
  backtrace:
    [<00000000016ada51>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000016ada51>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000016ada51>] slab_alloc mm/slab.c:3320 [inline]
    [<00000000016ada51>] __do_kmalloc mm/slab.c:3654 [inline]
    [<00000000016ada51>] __kmalloc_track_caller+0x165/0x300 mm/slab.c:3671
    [<00000000acc57807>] kstrdup+0x3a/0x70 mm/util.c:60
    [<00000000ae7759a0>] kstrdup_const+0x48/0x60 mm/util.c:82
    [<000000009826df6d>] kvasprintf_const+0x7e/0xe0 lib/kasprintf.c:48
    [<0000000075cff16c>] kobject_set_name_vargs+0x40/0xe0 lib/kobject.c:289
    [<0000000080dcae06>] dev_set_name+0x63/0x90 drivers/base/core.c:2265
    [<000000002cf3c480>] netdev_register_kobject+0x5a/0x1b0 net/core/net-sysfs.c:1733
    [<00000000e5c1ec4a>] register_netdevice+0x1ce/0x650 net/core/dev.c:9316
    [<000000007e75c5cf>] veth_newlink+0x201/0x4a0 drivers/net/veth.c:1281
    [<00000000f0aa9afd>] __rtnl_newlink+0x89a/0xb80 net/core/rtnetlink.c:3305
    [<00000000be5affb4>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3363
    [<000000006a453d08>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5424
    [<00000000d65e1642>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477
    [<0000000049d1d9d6>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5442
    [<000000005dd9c25a>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
    [<000000005dd9c25a>] netlink_unicast+0x223/0x310 net/netlink/af_netlink.c:1328
    [<00000000f0923e40>] netlink_sendmsg+0x2c0/0x570 net/netlink/af_netlink.c:1917