2020/07/28 09:32:10 executed programs: 1 BUG: memory leak unreferenced object 0xffff888115da4400 (size 256): comm "syz-executor.0", pid 6671, jiffies 4294953671 (age 13.180s) 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: [<0000000008a8a0f4>] kmalloc include/linux/slab.h:555 [inline] [<0000000008a8a0f4>] kmalloc_array include/linux/slab.h:596 [inline] [<0000000008a8a0f4>] kcalloc include/linux/slab.h:608 [inline] [<0000000008a8a0f4>] tcf_exts_init include/net/pkt_cls.h:223 [inline] [<0000000008a8a0f4>] tcindex_set_parms+0xa3/0x9d0 net/sched/cls_tcindex.c:339 [<00000000a8e7793d>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546 [<00000000fe0b8e85>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2126 [<00000000a3d69979>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5452 [<00000000bf893ebe>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2469 [<00000000920762ea>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] [<00000000920762ea>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1329 [<000000000417cb3c>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1918 [<0000000059f6251c>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000059f6251c>] sock_sendmsg+0x4c/0x60 net/socket.c:672 [<0000000094f1b595>] ____sys_sendmsg+0x118/0x2f0 net/socket.c:2352 [<000000009c1d7b28>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2406 [<000000001ab5b45c>] __sys_sendmmsg+0xda/0x230 net/socket.c:2496 [<000000001eeece98>] __do_sys_sendmmsg net/socket.c:2525 [inline] [<000000001eeece98>] __se_sys_sendmmsg net/socket.c:2522 [inline] [<000000001eeece98>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2522 [<00000000bf804dc1>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000068dd0365>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881141b6400 (size 256): comm "syz-executor.0", pid 6671, jiffies 4294953671 (age 13.180s) 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: [<00000000cdb691de>] kmalloc include/linux/slab.h:555 [inline] [<00000000cdb691de>] kmalloc_array include/linux/slab.h:596 [inline] [<00000000cdb691de>] kcalloc include/linux/slab.h:608 [inline] [<00000000cdb691de>] tcf_exts_init include/net/pkt_cls.h:223 [inline] [<00000000cdb691de>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<00000000cdb691de>] tcindex_alloc_perfect_hash+0x88/0x110 net/sched/cls_tcindex.c:302 [<0000000063887d2e>] tcindex_set_parms+0x8b0/0x9d0 net/sched/cls_tcindex.c:433 [<00000000a8e7793d>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546 [<00000000fe0b8e85>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2126 [<00000000a3d69979>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5452 [<00000000bf893ebe>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2469 [<00000000920762ea>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] [<00000000920762ea>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1329 [<000000000417cb3c>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1918 [<0000000059f6251c>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000059f6251c>] sock_sendmsg+0x4c/0x60 net/socket.c:672 [<0000000094f1b595>] ____sys_sendmsg+0x118/0x2f0 net/socket.c:2352 [<000000009c1d7b28>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2406 [<000000001ab5b45c>] __sys_sendmmsg+0xda/0x230 net/socket.c:2496 [<000000001eeece98>] __do_sys_sendmmsg net/socket.c:2525 [inline] [<000000001eeece98>] __se_sys_sendmmsg net/socket.c:2522 [inline] [<000000001eeece98>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2522 [<00000000bf804dc1>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000068dd0365>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff8881141bad00 (size 256): comm "syz-executor.0", pid 6671, jiffies 4294953671 (age 13.180s) 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: [<00000000cdb691de>] kmalloc include/linux/slab.h:555 [inline] [<00000000cdb691de>] kmalloc_array include/linux/slab.h:596 [inline] [<00000000cdb691de>] kcalloc include/linux/slab.h:608 [inline] [<00000000cdb691de>] tcf_exts_init include/net/pkt_cls.h:223 [inline] [<00000000cdb691de>] tcindex_alloc_perfect_hash net/sched/cls_tcindex.c:312 [inline] [<00000000cdb691de>] tcindex_alloc_perfect_hash+0x88/0x110 net/sched/cls_tcindex.c:302 [<0000000063887d2e>] tcindex_set_parms+0x8b0/0x9d0 net/sched/cls_tcindex.c:433 [<00000000a8e7793d>] tcindex_change+0xcf/0x110 net/sched/cls_tcindex.c:546 [<00000000fe0b8e85>] tc_new_tfilter+0x8b0/0xe30 net/sched/cls_api.c:2126 [<00000000a3d69979>] rtnetlink_rcv_msg+0x364/0x460 net/core/rtnetlink.c:5452 [<00000000bf893ebe>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2469 [<00000000920762ea>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] [<00000000920762ea>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1329 [<000000000417cb3c>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1918 [<0000000059f6251c>] sock_sendmsg_nosec net/socket.c:652 [inline] [<0000000059f6251c>] sock_sendmsg+0x4c/0x60 net/socket.c:672 [<0000000094f1b595>] ____sys_sendmsg+0x118/0x2f0 net/socket.c:2352 [<000000009c1d7b28>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2406 [<000000001ab5b45c>] __sys_sendmmsg+0xda/0x230 net/socket.c:2496 [<000000001eeece98>] __do_sys_sendmmsg net/socket.c:2525 [inline] [<000000001eeece98>] __se_sys_sendmmsg net/socket.c:2522 [inline] [<000000001eeece98>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2522 [<00000000bf804dc1>] do_syscall_64+0x4c/0xe0 arch/x86/entry/common.c:384 [<0000000068dd0365>] entry_SYSCALL_64_after_hwframe+0x44/0xa9