executing program BUG: memory leak unreferenced object 0xffff888111fa7d00 (size 256): comm "syz-executor202", pid 8418, jiffies 4294942093 (age 13.890s) 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: [<000000007e158299>] kmalloc include/linux/slab.h:552 [inline] [<000000007e158299>] kmalloc_array include/linux/slab.h:591 [inline] [<000000007e158299>] kcalloc include/linux/slab.h:621 [inline] [<000000007e158299>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<000000007e158299>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<000000007e158299>] tcindex_alloc_perfect_hash+0x8f/0x140 net/sched/cls_tcindex.c:302 [<00000000c2dda204>] tcindex_set_parms+0xa60/0xbc0 net/sched/cls_tcindex.c:437 [<0000000012841874>] tcindex_change+0xe8/0x120 net/sched/cls_tcindex.c:550 [<000000002ade2e0e>] tc_new_tfilter+0xa33/0x1030 net/sched/cls_api.c:2127 [<000000007a116f32>] rtnetlink_rcv_msg+0x422/0x520 net/core/rtnetlink.c:5544 [<00000000e378caf9>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000001420fdfe>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000001420fdfe>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000bbc042c6>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<000000004214fbab>] sock_sendmsg_nosec net/socket.c:652 [inline] [<000000004214fbab>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000f06ad497>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2345 [<0000000018640819>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<000000001212f63a>] __sys_sendmmsg+0xed/0x290 net/socket.c:2489 [<00000000c0c6bee8>] __do_sys_sendmmsg net/socket.c:2518 [inline] [<00000000c0c6bee8>] __se_sys_sendmmsg net/socket.c:2515 [inline] [<00000000c0c6bee8>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2515 [<0000000086f6f6d3>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<00000000251eff0e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111fa7c00 (size 256): comm "syz-executor202", pid 8418, jiffies 4294942093 (age 13.890s) 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: [<000000007e158299>] kmalloc include/linux/slab.h:552 [inline] [<000000007e158299>] kmalloc_array include/linux/slab.h:591 [inline] [<000000007e158299>] kcalloc include/linux/slab.h:621 [inline] [<000000007e158299>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<000000007e158299>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<000000007e158299>] tcindex_alloc_perfect_hash+0x8f/0x140 net/sched/cls_tcindex.c:302 [<00000000c2dda204>] tcindex_set_parms+0xa60/0xbc0 net/sched/cls_tcindex.c:437 [<0000000012841874>] tcindex_change+0xe8/0x120 net/sched/cls_tcindex.c:550 [<000000002ade2e0e>] tc_new_tfilter+0xa33/0x1030 net/sched/cls_api.c:2127 [<000000007a116f32>] rtnetlink_rcv_msg+0x422/0x520 net/core/rtnetlink.c:5544 [<00000000e378caf9>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000001420fdfe>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000001420fdfe>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000bbc042c6>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<000000004214fbab>] sock_sendmsg_nosec net/socket.c:652 [inline] [<000000004214fbab>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000f06ad497>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2345 [<0000000018640819>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<000000001212f63a>] __sys_sendmmsg+0xed/0x290 net/socket.c:2489 [<00000000c0c6bee8>] __do_sys_sendmmsg net/socket.c:2518 [inline] [<00000000c0c6bee8>] __se_sys_sendmmsg net/socket.c:2515 [inline] [<00000000c0c6bee8>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2515 [<0000000086f6f6d3>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<00000000251eff0e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888111fa7b00 (size 256): comm "syz-executor202", pid 8418, jiffies 4294942093 (age 13.890s) 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: [<000000007e158299>] kmalloc include/linux/slab.h:552 [inline] [<000000007e158299>] kmalloc_array include/linux/slab.h:591 [inline] [<000000007e158299>] kcalloc include/linux/slab.h:621 [inline] [<000000007e158299>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<000000007e158299>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<000000007e158299>] tcindex_alloc_perfect_hash+0x8f/0x140 net/sched/cls_tcindex.c:302 [<00000000c2dda204>] tcindex_set_parms+0xa60/0xbc0 net/sched/cls_tcindex.c:437 [<0000000012841874>] tcindex_change+0xe8/0x120 net/sched/cls_tcindex.c:550 [<000000002ade2e0e>] tc_new_tfilter+0xa33/0x1030 net/sched/cls_api.c:2127 [<000000007a116f32>] rtnetlink_rcv_msg+0x422/0x520 net/core/rtnetlink.c:5544 [<00000000e378caf9>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000001420fdfe>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000001420fdfe>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000bbc042c6>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<000000004214fbab>] sock_sendmsg_nosec net/socket.c:652 [inline] [<000000004214fbab>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000f06ad497>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2345 [<0000000018640819>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<000000001212f63a>] __sys_sendmmsg+0xed/0x290 net/socket.c:2489 [<00000000c0c6bee8>] __do_sys_sendmmsg net/socket.c:2518 [inline] [<00000000c0c6bee8>] __se_sys_sendmmsg net/socket.c:2515 [inline] [<00000000c0c6bee8>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2515 [<0000000086f6f6d3>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<00000000251eff0e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9