executing program
executing program
BUG: memory leak
unreferenced object 0xffff88811af57300 (size 256):
  comm "syz-executor759", pid 6543, jiffies 4294957742 (age 13.660s)
  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:
    [<000000004c593c6e>] kmalloc include/linux/slab.h:554 [inline]
    [<000000004c593c6e>] kmalloc_array include/linux/slab.h:593 [inline]
    [<000000004c593c6e>] kcalloc include/linux/slab.h:605 [inline]
    [<000000004c593c6e>] tcf_exts_init include/net/pkt_cls.h:229 [inline]
    [<000000004c593c6e>] tcindex_set_parms+0xa3/0x9d0 net/sched/cls_tcindex.c:339
    [<00000000e5f81ebc>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546
    [<000000008e3249e9>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2129
    [<00000000730a1fed>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5554
    [<00000000eb1a364f>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470
    [<00000000d997c695>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
    [<00000000d997c695>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330
    [<00000000c578a78b>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919
    [<000000007423b4a3>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<000000007423b4a3>] sock_sendmsg+0x4c/0x60 net/socket.c:671
    [<00000000ae85da0f>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2353
    [<00000000b7edc600>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407
    [<000000002579aa8a>] __sys_sendmsg+0x77/0xe0 net/socket.c:2440
    [<00000000f54c6f73>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<00000000c1e17636>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811b07ff00 (size 256):
  comm "syz-executor759", pid 6543, jiffies 4294957742 (age 13.660s)
  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:
    [<00000000ef103039>] kmalloc include/linux/slab.h:554 [inline]
    [<00000000ef103039>] kmalloc_array include/linux/slab.h:593 [inline]
    [<00000000ef103039>] kcalloc include/linux/slab.h:605 [inline]
    [<00000000ef103039>] tcf_exts_init include/net/pkt_cls.h:229 [inline]
    [<00000000ef103039>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline]
    [<00000000ef103039>] tcindex_alloc_perfect_hash+0x88/0x110 net/sched/cls_tcindex.c:302
    [<00000000d7130202>] tcindex_set_parms+0x8b0/0x9d0 net/sched/cls_tcindex.c:433
    [<00000000e5f81ebc>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546
    [<000000008e3249e9>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2129
    [<00000000730a1fed>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5554
    [<00000000eb1a364f>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470
    [<00000000d997c695>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
    [<00000000d997c695>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330
    [<00000000c578a78b>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919
    [<000000007423b4a3>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<000000007423b4a3>] sock_sendmsg+0x4c/0x60 net/socket.c:671
    [<00000000ae85da0f>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2353
    [<00000000b7edc600>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407
    [<000000002579aa8a>] __sys_sendmsg+0x77/0xe0 net/socket.c:2440
    [<00000000f54c6f73>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<00000000c1e17636>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811b07fe00 (size 256):
  comm "syz-executor759", pid 6543, jiffies 4294957742 (age 13.660s)
  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:
    [<00000000ef103039>] kmalloc include/linux/slab.h:554 [inline]
    [<00000000ef103039>] kmalloc_array include/linux/slab.h:593 [inline]
    [<00000000ef103039>] kcalloc include/linux/slab.h:605 [inline]
    [<00000000ef103039>] tcf_exts_init include/net/pkt_cls.h:229 [inline]
    [<00000000ef103039>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline]
    [<00000000ef103039>] tcindex_alloc_perfect_hash+0x88/0x110 net/sched/cls_tcindex.c:302
    [<00000000d7130202>] tcindex_set_parms+0x8b0/0x9d0 net/sched/cls_tcindex.c:433
    [<00000000e5f81ebc>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546
    [<000000008e3249e9>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2129
    [<00000000730a1fed>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5554
    [<00000000eb1a364f>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470
    [<00000000d997c695>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
    [<00000000d997c695>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330
    [<00000000c578a78b>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919
    [<000000007423b4a3>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<000000007423b4a3>] sock_sendmsg+0x4c/0x60 net/socket.c:671
    [<00000000ae85da0f>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2353
    [<00000000b7edc600>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407
    [<000000002579aa8a>] __sys_sendmsg+0x77/0xe0 net/socket.c:2440
    [<00000000f54c6f73>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<00000000c1e17636>] entry_SYSCALL_64_after_hwframe+0x44/0xa9