BUG: memory leak unreferenced object 0xffff8881228134c0 (size 32): comm "syz-executor077", pid 7019, jiffies 4294943905 (age 8.040s) hex dump (first 32 bytes): 62 6f 6e 64 31 00 ff ff 40 18 8a 04 00 ea ff ff bond1...@....... 00 18 8a 04 00 ea ff ff c0 c6 8d 04 00 ea ff ff ................ backtrace: [<00000000098b5d7c>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000098b5d7c>] slab_post_alloc_hook mm/slab.h:522 [inline] [<00000000098b5d7c>] slab_alloc mm/slab.c:3319 [inline] [<00000000098b5d7c>] __do_kmalloc mm/slab.c:3653 [inline] [<00000000098b5d7c>] __kmalloc_track_caller+0x169/0x2d0 mm/slab.c:3670 [<00000000e613fdd7>] kstrdup+0x3a/0x70 mm/util.c:53 [<00000000b5eae01b>] kstrdup_const+0x48/0x60 mm/util.c:75 [<00000000ac8c0c21>] kvasprintf_const+0x7e/0xe0 lib/kasprintf.c:48 [<00000000f83f2f77>] kobject_set_name_vargs+0x40/0xe0 lib/kobject.c:289 [<00000000c9e678bd>] dev_set_name+0x63/0x90 drivers/base/core.c:1915 [<000000003a91e2de>] netdev_register_kobject+0x5a/0x1b0 net/core/net-sysfs.c:1727 [<0000000004e93a1f>] register_netdevice+0x397/0x600 net/core/dev.c:8723 [<00000000a76d7e09>] bond_newlink drivers/net/bonding/bond_netlink.c:458 [inline] [<00000000a76d7e09>] bond_newlink+0x41/0x80 drivers/net/bonding/bond_netlink.c:448 [<000000004f21959c>] __rtnl_newlink+0x892/0xb30 net/core/rtnetlink.c:3196 [<00000000d6d417b1>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3254 [<00000000697d4c4c>] rtnetlink_rcv_msg+0x36e/0x480 net/core/rtnetlink.c:5223 [<000000007935f6eb>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477 [<0000000030943f8e>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5241 [<00000000a2b44cd6>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] [<00000000a2b44cd6>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1328 [<00000000f7c40d9e>] netlink_sendmsg+0x270/0x480 net/netlink/af_netlink.c:1917