executing program BUG: memory leak unreferenced object 0xffff88812398e300 (size 256): comm "syz-executor797", pid 7121, jiffies 4294941599 (age 13.750s) 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: [<000000003354196f>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000003354196f>] slab_post_alloc_hook mm/slab.h:586 [inline] [<000000003354196f>] slab_alloc mm/slab.c:3320 [inline] [<000000003354196f>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3549 [<0000000069a2fbf5>] kmalloc include/linux/slab.h:555 [inline] [<0000000069a2fbf5>] kmalloc_array include/linux/slab.h:596 [inline] [<0000000069a2fbf5>] kcalloc include/linux/slab.h:608 [inline] [<0000000069a2fbf5>] tcf_exts_init include/net/pkt_cls.h:210 [inline] [<0000000069a2fbf5>] tcindex_set_parms+0xac/0x9e0 net/sched/cls_tcindex.c:313 [<000000007004d79d>] tcindex_change+0xd8/0x110 net/sched/cls_tcindex.c:518 [<0000000008ea8bdc>] tc_new_tfilter+0x566/0xf50 net/sched/cls_api.c:2103 [<0000000058a95c77>] rtnetlink_rcv_msg+0x3b2/0x4b0 net/core/rtnetlink.c:5429 [<00000000bc95c955>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477 [<000000006d8793f9>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5456 [<00000000b67f8ac8>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] [<00000000b67f8ac8>] netlink_unicast+0x223/0x310 net/netlink/af_netlink.c:1328 [<000000001d449ac1>] netlink_sendmsg+0x2c0/0x570 net/netlink/af_netlink.c:1917 [<00000000e333225c>] sock_sendmsg_nosec net/socket.c:652 [inline] [<00000000e333225c>] sock_sendmsg+0x54/0x70 net/socket.c:672 [<00000000c07032c3>] ____sys_sendmsg+0x2d0/0x300 net/socket.c:2343 [<0000000023b5aaab>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2397 [<00000000997f8171>] __sys_sendmsg+0x80/0xf0 net/socket.c:2430 [<00000000d83f29ce>] __do_sys_sendmsg net/socket.c:2439 [inline] [<00000000d83f29ce>] __se_sys_sendmsg net/socket.c:2437 [inline] [<00000000d83f29ce>] __x64_sys_sendmsg+0x23/0x30 net/socket.c:2437 [<0000000025ebc24c>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 [<000000006523c0e2>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88811899f300 (size 256): comm "syz-executor797", pid 7121, jiffies 4294941599 (age 13.750s) 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: [<000000003354196f>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000003354196f>] slab_post_alloc_hook mm/slab.h:586 [inline] [<000000003354196f>] slab_alloc mm/slab.c:3320 [inline] [<000000003354196f>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3549 [<0000000002d45cb6>] kmalloc include/linux/slab.h:555 [inline] [<0000000002d45cb6>] kmalloc_array include/linux/slab.h:596 [inline] [<0000000002d45cb6>] kcalloc include/linux/slab.h:608 [inline] [<0000000002d45cb6>] tcf_exts_init include/net/pkt_cls.h:210 [inline] [<0000000002d45cb6>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:287 [inline] [<0000000002d45cb6>] tcindex_alloc_perfect_hash+0x8f/0xf0 net/sched/cls_tcindex.c:277 [<0000000085326bc9>] tcindex_set_parms+0x8b4/0x9e0 net/sched/cls_tcindex.c:405 [<000000007004d79d>] tcindex_change+0xd8/0x110 net/sched/cls_tcindex.c:518 [<0000000008ea8bdc>] tc_new_tfilter+0x566/0xf50 net/sched/cls_api.c:2103 [<0000000058a95c77>] rtnetlink_rcv_msg+0x3b2/0x4b0 net/core/rtnetlink.c:5429 [<00000000bc95c955>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477 [<000000006d8793f9>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5456 [<00000000b67f8ac8>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] [<00000000b67f8ac8>] netlink_unicast+0x223/0x310 net/netlink/af_netlink.c:1328 [<000000001d449ac1>] netlink_sendmsg+0x2c0/0x570 net/netlink/af_netlink.c:1917 [<00000000e333225c>] sock_sendmsg_nosec net/socket.c:652 [inline] [<00000000e333225c>] sock_sendmsg+0x54/0x70 net/socket.c:672 [<00000000c07032c3>] ____sys_sendmsg+0x2d0/0x300 net/socket.c:2343 [<0000000023b5aaab>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2397 [<00000000997f8171>] __sys_sendmsg+0x80/0xf0 net/socket.c:2430 [<00000000d83f29ce>] __do_sys_sendmsg net/socket.c:2439 [inline] [<00000000d83f29ce>] __se_sys_sendmsg net/socket.c:2437 [inline] [<00000000d83f29ce>] __x64_sys_sendmsg+0x23/0x30 net/socket.c:2437 [<0000000025ebc24c>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 BUG: memory leak unreferenced object 0xffff88811899f200 (size 256): comm "syz-executor797", pid 7121, jiffies 4294941599 (age 13.750s) 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: [<000000003354196f>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000003354196f>] slab_post_alloc_hook mm/slab.h:586 [inline] [<000000003354196f>] slab_alloc mm/slab.c:3320 [inline] [<000000003354196f>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3549 [<0000000002d45cb6>] kmalloc include/linux/slab.h:555 [inline] [<0000000002d45cb6>] kmalloc_array include/linux/slab.h:596 [inline] [<0000000002d45cb6>] kcalloc include/linux/slab.h:608 [inline] [<0000000002d45cb6>] tcf_exts_init include/net/pkt_cls.h:210 [inline] [<0000000002d45cb6>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:287 [inline] [<0000000002d45cb6>] tcindex_alloc_perfect_hash+0x8f/0xf0 net/sched/cls_tcindex.c:277 [<0000000085326bc9>] tcindex_set_parms+0x8b4/0x9e0 net/sched/cls_tcindex.c:405 [<000000007004d79d>] tcindex_change+0xd8/0x110 net/sched/cls_tcindex.c:518 [<0000000008ea8bdc>] tc_new_tfilter+0x566/0xf50 net/sched/cls_api.c:2103 [<0000000058a95c77>] rtnetlink_rcv_msg+0x3b2/0x4b0 net/core/rtnetlink.c:5429 [<00000000bc95c955>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477 [<000000006d8793f9>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5456 [<00000000b67f8ac8>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] [<00000000b67f8ac8>] netlink_unicast+0x223/0x310 net/netlink/af_netlink.c:1328 [<000000001d449ac1>] netlink_sendmsg+0x2c0/0x570 net/netlink/af_netlink.c:1917 [<00000000e333225c>] sock_sendmsg_nosec net/socket.c:652 [inline] [<00000000e333225c>] sock_sendmsg+0x54/0x70 net/socket.c:672 [<00000000c07032c3>] ____sys_sendmsg+0x2d0/0x300 net/socket.c:2343 [<0000000023b5aaab>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2397 [<00000000997f8171>] __sys_sendmsg+0x80/0xf0 net/socket.c:2430 [<00000000d83f29ce>] __do_sys_sendmsg net/socket.c:2439 [inline] [<00000000d83f29ce>] __se_sys_sendmsg net/socket.c:2437 [inline] [<00000000d83f29ce>] __x64_sys_sendmsg+0x23/0x30 net/socket.c:2437 [<0000000025ebc24c>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294