2020/12/21 20:10:31 executed programs: 8 BUG: memory leak unreferenced object 0xffff8881237d4800 (size 1024): comm "syz-executor.1", pid 8518, jiffies 4295042729 (age 19.640s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000008986f2ff>] kmalloc_array include/linux/slab.h:592 [inline] [<000000008986f2ff>] kcalloc include/linux/slab.h:621 [inline] [<000000008986f2ff>] veth_alloc_queues drivers/net/veth.c:1029 [inline] [<000000008986f2ff>] veth_dev_init+0x88/0x150 drivers/net/veth.c:1056 [<000000005f4b05fc>] register_netdevice+0x17f/0x8d0 net/core/dev.c:9976 [<0000000051c9cd32>] veth_newlink+0x2fc/0x500 drivers/net/veth.c:1390 [<00000000e00d4a22>] __rtnl_newlink+0xa57/0xdc0 net/core/rtnetlink.c:3443 [<00000000c73a22fa>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3502 [<00000000a900332d>] rtnetlink_rcv_msg+0x1fc/0x520 net/core/rtnetlink.c:5564 [<000000006434d690>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<00000000afc592eb>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<00000000afc592eb>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000b045e527>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<0000000000943688>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000000943688>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<000000006709e80e>] __sys_sendto+0x15c/0x200 net/socket.c:1975 [<00000000716dd120>] __do_sys_sendto net/socket.c:1987 [inline] [<00000000716dd120>] __se_sys_sendto net/socket.c:1983 [inline] [<00000000716dd120>] __x64_sys_sendto+0x26/0x30 net/socket.c:1983 [<00000000e4fc42fb>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<00000000a894393a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9