Warning: Permanently added '10.128.0.252' (ECDSA) to the list of known hosts. syzkaller login: [ 35.979417][ T26] kauditd_printk_skb: 4 callbacks suppressed [ 35.979425][ T26] audit: type=1400 audit(1583129136.169:42): avc: denied { map } for pid=7268 comm="syz-executor089" path="/root/syz-executor089495071" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 36.013138][ T26] audit: type=1400 audit(1583129136.169:43): avc: denied { integrity } for pid=7268 comm="syz-executor089" lockdown_reason="debugfs access" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=lockdown permissive=1 executing program [ 42.674890][ T26] audit: type=1400 audit(1583129142.869:44): avc: denied { create } for pid=7270 comm="syz-executor089" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 42.699904][ T26] audit: type=1400 audit(1583129142.869:45): avc: denied { write } for pid=7270 comm="syz-executor089" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 executing program [ 49.388986][ T7268] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810b2b2080 (size 96): comm "syz-executor089", pid 7270, jiffies 4294941532 (age 13.520s) hex dump (first 32 bytes): 00 21 2b 0b 81 88 ff ff 40 06 37 1a 81 88 ff ff .!+.....@.7..... 20 47 c7 82 ff ff ff ff 00 60 2e 2a 81 88 ff ff G.......`.*.... backtrace: [<00000000f3a29219>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005471dca6>] nft_netdev_hook_alloc+0x3f/0xd0 [<00000000547b3e6d>] nf_tables_parse_netdev_hooks+0xaa/0x220 [<000000005c4bc909>] nf_tables_newflowtable+0x407/0x930 [<000000004e57b3ed>] nfnetlink_rcv_batch+0x353/0x8c0 [<0000000095bbce6c>] nfnetlink_rcv+0x189/0x1c0 [<000000002a197f31>] netlink_unicast+0x223/0x310 [<000000002fe97501>] netlink_sendmsg+0x2c0/0x570 [<0000000072a2eef7>] sock_sendmsg+0x54/0x70 [<0000000049691ba6>] ____sys_sendmsg+0x2d0/0x300 [<00000000466e69b2>] ___sys_sendmsg+0x8a/0xd0 [<0000000086270dd0>] __sys_sendmsg+0x80/0xf0 [<000000001b2586e4>] __x64_sys_sendmsg+0x23/0x30 [<0000000005b8b511>] do_syscall_64+0x73/0x220 [<000000005e09659b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88810b2b2100 (size 96): comm "syz-executor089", pid 7270, jiffies 4294941532 (age 13.520s) hex dump (first 32 bytes): 40 06 37 1a 81 88 ff ff 80 20 2b 0b 81 88 ff ff @.7...... +..... 20 47 c7 82 ff ff ff ff 00 e0 1d 25 81 88 ff ff G.........%.... backtrace: [<00000000f3a29219>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000005471dca6>] nft_netdev_hook_alloc+0x3f/0xd0 [<00000000547b3e6d>] nf_tables_parse_netdev_hooks+0xaa/0x220 [<000000005c4bc909>] nf_tables_newflowtable+0x407/0x930 [<000000004e57b3ed>] nfnetlink_rcv_batch+0x353/0x8c0 [<0000000095bbce6c>] nfnetlink_rcv+0x189/0x1c0 [<000000002a197f31>] netlink_unicast+0x223/0x310 [<000000002fe97501>] netlink_sendmsg+0x2c0/0x570 [<0000000072a2eef7>] sock_sendmsg+0x54/0x70 [<0000000049691ba6>] ____sys_sendmsg+0x2d0/0x300 [<00000000466e69b2>] ___sys_sendmsg+0x8a/0xd0 [<0000000086270dd0>] __sys_sendmsg+0x80/0xf0 [<000000001b2586e4>] __x64_sys_sendmsg+0x23/0x30 [<0000000005b8b511>] do_syscall_64+0x73/0x220 [<000000005e09659b>] entry_SYSCALL_64_after_hwframe+0x44/0xa9