syzkaller login: [ 29.342815][ T25] audit: type=1400 audit(1571545117.754:41): avc: denied { map } for pid=6925 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.180' (ECDSA) to the list of known hosts. [ 35.181494][ T25] audit: type=1400 audit(1571545123.594:42): avc: denied { map } for pid=6938 comm="syz-executor098" path="/root/syz-executor098061673" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 41.940291][ T6941] IPVS: ftp: loaded support on port[0] = 21 [ 41.958738][ T6941] chnl_net:caif_netlink_parms(): no params data found [ 41.970236][ T6941] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.977656][ T6941] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.984962][ T6941] device bridge_slave_0 entered promiscuous mode [ 41.992026][ T6941] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.999593][ T6941] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.007440][ T6941] device bridge_slave_1 entered promiscuous mode [ 42.017686][ T6941] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.027324][ T6941] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.038835][ T6941] team0: Port device team_slave_0 added [ 42.044674][ T6941] team0: Port device team_slave_1 added [ 42.066580][ T6941] device hsr_slave_0 entered promiscuous mode [ 42.095824][ T6941] device hsr_slave_1 entered promiscuous mode [ 42.177699][ T6941] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.184884][ T6941] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.192258][ T6941] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.199295][ T6941] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.212375][ T6941] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.221139][ T3037] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.240037][ T3037] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.247878][ T3037] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.255114][ T3037] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 42.263697][ T6941] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.271848][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.280149][ T6943] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.287168][ T6943] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.295359][ T3037] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.303866][ T3037] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.311095][ T3037] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.322706][ T6941] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.333343][ T6941] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.344443][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.352883][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.361099][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.369162][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 42.377236][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.384721][ T6943] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.395417][ T6941] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.586057][ T7] device bridge_slave_1 left promiscuous mode [ 43.592187][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.636066][ T7] device bridge_slave_0 left promiscuous mode [ 43.642802][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.836109][ T7] device hsr_slave_0 left promiscuous mode [ 43.865945][ T7] device hsr_slave_1 left promiscuous mode [ 43.907007][ T7] team0 (unregistering): Port device team_slave_1 removed [ 43.915049][ T7] team0 (unregistering): Port device team_slave_0 removed [ 43.922988][ T7] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 43.976477][ T7] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 43.999501][ T7] bond0 (unregistering): Released all slaves [ 48.256275][ T6938] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888114bc9380 (size 64): comm "syz-executor098", pid 6941, jiffies 4294941511 (age 7.820s) hex dump (first 32 bytes): 20 4e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 N.............. b8 e3 e3 24 81 88 ff ff 00 00 00 00 00 00 00 00 ...$............ backtrace: [<00000000096ec086>] kmem_cache_alloc+0x13f/0x2c0 [<0000000052d1a185>] sctp_get_port_local+0x189/0x5a0 [<000000001e3ccd6b>] sctp_do_bind+0xcc/0x200 [<0000000098f94439>] sctp_bindx_add+0x4b/0xd0 [<00000000a4882226>] sctp_setsockopt_bindx+0x156/0x1b0 [<00000000121a216c>] sctp_setsockopt+0xaea/0x2dc0 [<0000000098d7ff93>] sock_common_setsockopt+0x38/0x50 [<000000001207277b>] __sys_setsockopt+0x10f/0x220 [<00000000996d77a5>] __x64_sys_setsockopt+0x26/0x30 [<000000007649a19e>] do_syscall_64+0x73/0x1f0 [<0000000062a78c80>] entry_SYSCALL_64_after_hwframe+0x44/0xa9