executing program BUG: memory leak unreferenced object 0xffff8881019cb600 (size 256): comm "syz-executor571", pid 8434, jiffies 4294942251 (age 12.710s) 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: [<0000000078a4f74c>] kmalloc include/linux/slab.h:552 [inline] [<0000000078a4f74c>] kmalloc_array include/linux/slab.h:591 [inline] [<0000000078a4f74c>] kcalloc include/linux/slab.h:621 [inline] [<0000000078a4f74c>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<0000000078a4f74c>] tcindex_set_parms+0xa3/0xbc0 net/sched/cls_tcindex.c:339 [<00000000ab4bf73e>] tcindex_change+0xe8/0x120 net/sched/cls_tcindex.c:550 [<00000000e7651fc9>] tc_new_tfilter+0xa33/0x1030 net/sched/cls_api.c:2127 [<00000000b559f175>] rtnetlink_rcv_msg+0x422/0x520 net/core/rtnetlink.c:5544 [<000000008777cf96>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000000a701894>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000a701894>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000bc8b3435>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<0000000066a2dbaa>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000066a2dbaa>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000bda0b7db>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2345 [<00000000024cb648>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<00000000afeb4912>] __sys_sendmmsg+0xed/0x290 net/socket.c:2489 [<000000006440df36>] __do_sys_sendmmsg net/socket.c:2518 [inline] [<000000006440df36>] __se_sys_sendmmsg net/socket.c:2515 [inline] [<000000006440df36>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2515 [<00000000a428ea95>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000008cf6f2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881019cb300 (size 256): comm "syz-executor571", pid 8434, jiffies 4294942251 (age 12.710s) 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: [<0000000098fdf6e2>] kmalloc include/linux/slab.h:552 [inline] [<0000000098fdf6e2>] kmalloc_array include/linux/slab.h:591 [inline] [<0000000098fdf6e2>] kcalloc include/linux/slab.h:621 [inline] [<0000000098fdf6e2>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<0000000098fdf6e2>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<0000000098fdf6e2>] tcindex_alloc_perfect_hash+0x8f/0x140 net/sched/cls_tcindex.c:302 [<00000000311d7d2c>] tcindex_set_parms+0xa60/0xbc0 net/sched/cls_tcindex.c:437 [<00000000ab4bf73e>] tcindex_change+0xe8/0x120 net/sched/cls_tcindex.c:550 [<00000000e7651fc9>] tc_new_tfilter+0xa33/0x1030 net/sched/cls_api.c:2127 [<00000000b559f175>] rtnetlink_rcv_msg+0x422/0x520 net/core/rtnetlink.c:5544 [<000000008777cf96>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000000a701894>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000a701894>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000bc8b3435>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<0000000066a2dbaa>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000066a2dbaa>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000bda0b7db>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2345 [<00000000024cb648>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<00000000afeb4912>] __sys_sendmmsg+0xed/0x290 net/socket.c:2489 [<000000006440df36>] __do_sys_sendmmsg net/socket.c:2518 [inline] [<000000006440df36>] __se_sys_sendmmsg net/socket.c:2515 [inline] [<000000006440df36>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2515 [<00000000a428ea95>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000008cf6f2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881019cb200 (size 256): comm "syz-executor571", pid 8434, jiffies 4294942251 (age 12.710s) 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: [<0000000098fdf6e2>] kmalloc include/linux/slab.h:552 [inline] [<0000000098fdf6e2>] kmalloc_array include/linux/slab.h:591 [inline] [<0000000098fdf6e2>] kcalloc include/linux/slab.h:621 [inline] [<0000000098fdf6e2>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<0000000098fdf6e2>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<0000000098fdf6e2>] tcindex_alloc_perfect_hash+0x8f/0x140 net/sched/cls_tcindex.c:302 [<00000000311d7d2c>] tcindex_set_parms+0xa60/0xbc0 net/sched/cls_tcindex.c:437 [<00000000ab4bf73e>] tcindex_change+0xe8/0x120 net/sched/cls_tcindex.c:550 [<00000000e7651fc9>] tc_new_tfilter+0xa33/0x1030 net/sched/cls_api.c:2127 [<00000000b559f175>] rtnetlink_rcv_msg+0x422/0x520 net/core/rtnetlink.c:5544 [<000000008777cf96>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000000a701894>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000a701894>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<00000000bc8b3435>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<0000000066a2dbaa>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000066a2dbaa>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000bda0b7db>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2345 [<00000000024cb648>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<00000000afeb4912>] __sys_sendmmsg+0xed/0x290 net/socket.c:2489 [<000000006440df36>] __do_sys_sendmmsg net/socket.c:2518 [inline] [<000000006440df36>] __se_sys_sendmmsg net/socket.c:2515 [inline] [<000000006440df36>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2515 [<00000000a428ea95>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000008cf6f2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xa9