BUG: memory leak unreferenced object 0xffff888113638c00 (size 256): comm "syz-executor.0", pid 6765, jiffies 4294993379 (age 13.490s) 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: [<000000000c95a7ad>] kmalloc include/linux/slab.h:554 [inline] [<000000000c95a7ad>] kmalloc_array include/linux/slab.h:593 [inline] [<000000000c95a7ad>] kcalloc include/linux/slab.h:605 [inline] [<000000000c95a7ad>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<000000000c95a7ad>] tcindex_set_parms+0xa3/0x9d0 net/sched/cls_tcindex.c:339 [<000000009f11b25c>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546 [<00000000d82fe6a0>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2129 [<0000000063bd020d>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5554 [<000000001972b30c>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470 [<000000002b646167>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000002b646167>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330 [<0000000099c37d0e>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919 [<0000000026760066>] sock_sendmsg_nosec net/socket.c:651 [inline] [<0000000026760066>] sock_sendmsg+0x4c/0x60 net/socket.c:671 [<00000000d123fba0>] ____sys_sendmsg+0x118/0x2f0 net/socket.c:2353 [<000000003391f761>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407 [<00000000483e4cbb>] __sys_sendmmsg+0xda/0x230 net/socket.c:2497 [<000000005febf499>] __do_sys_sendmmsg net/socket.c:2526 [inline] [<000000005febf499>] __se_sys_sendmmsg net/socket.c:2523 [inline] [<000000005febf499>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2523 [<00000000c1788078>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000006e6845f7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881135a4c00 (size 256): comm "syz-executor.0", pid 6765, jiffies 4294993379 (age 13.490s) 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: [<0000000085b147c3>] kmalloc include/linux/slab.h:554 [inline] [<0000000085b147c3>] kmalloc_array include/linux/slab.h:593 [inline] [<0000000085b147c3>] kcalloc include/linux/slab.h:605 [inline] [<0000000085b147c3>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<0000000085b147c3>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<0000000085b147c3>] tcindex_alloc_perfect_hash+0x88/0x110 net/sched/cls_tcindex.c:302 [<00000000142d940b>] tcindex_set_parms+0x8b0/0x9d0 net/sched/cls_tcindex.c:433 [<000000009f11b25c>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546 [<00000000d82fe6a0>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2129 [<0000000063bd020d>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5554 [<000000001972b30c>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470 [<000000002b646167>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000002b646167>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330 [<0000000099c37d0e>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919 [<0000000026760066>] sock_sendmsg_nosec net/socket.c:651 [inline] [<0000000026760066>] sock_sendmsg+0x4c/0x60 net/socket.c:671 [<00000000d123fba0>] ____sys_sendmsg+0x118/0x2f0 net/socket.c:2353 [<000000003391f761>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407 [<00000000483e4cbb>] __sys_sendmmsg+0xda/0x230 net/socket.c:2497 [<000000005febf499>] __do_sys_sendmmsg net/socket.c:2526 [inline] [<000000005febf499>] __se_sys_sendmmsg net/socket.c:2523 [inline] [<000000005febf499>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2523 [<00000000c1788078>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000006e6845f7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811363be00 (size 256): comm "syz-executor.0", pid 6765, jiffies 4294993379 (age 13.490s) 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: [<0000000085b147c3>] kmalloc include/linux/slab.h:554 [inline] [<0000000085b147c3>] kmalloc_array include/linux/slab.h:593 [inline] [<0000000085b147c3>] kcalloc include/linux/slab.h:605 [inline] [<0000000085b147c3>] tcf_exts_init include/net/pkt_cls.h:229 [inline] [<0000000085b147c3>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<0000000085b147c3>] tcindex_alloc_perfect_hash+0x88/0x110 net/sched/cls_tcindex.c:302 [<00000000142d940b>] tcindex_set_parms+0x8b0/0x9d0 net/sched/cls_tcindex.c:433 [<000000009f11b25c>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546 [<00000000d82fe6a0>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2129 [<0000000063bd020d>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5554 [<000000001972b30c>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470 [<000000002b646167>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000002b646167>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330 [<0000000099c37d0e>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919 [<0000000026760066>] sock_sendmsg_nosec net/socket.c:651 [inline] [<0000000026760066>] sock_sendmsg+0x4c/0x60 net/socket.c:671 [<00000000d123fba0>] ____sys_sendmsg+0x118/0x2f0 net/socket.c:2353 [<000000003391f761>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407 [<00000000483e4cbb>] __sys_sendmmsg+0xda/0x230 net/socket.c:2497 [<000000005febf499>] __do_sys_sendmmsg net/socket.c:2526 [inline] [<000000005febf499>] __se_sys_sendmmsg net/socket.c:2523 [inline] [<000000005febf499>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2523 [<00000000c1788078>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 [<000000006e6845f7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9