[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.108' (ECDSA) to the list of known hosts. 2020/09/09 17:35:56 parsed 1 programs syzkaller login: [ 551.918915][ T3677] kmemleak: Automatic memory scanning thread ended 2020/09/09 17:36:03 executed programs: 0 [ 559.400595][ T25] audit: type=1400 audit(1599672963.650:8): avc: denied { execmem } for pid=6526 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 560.496931][ T6527] IPVS: ftp: loaded support on port[0] = 21 [ 560.559173][ T6527] chnl_net:caif_netlink_parms(): no params data found [ 560.593059][ T6527] bridge0: port 1(bridge_slave_0) entered blocking state [ 560.600260][ T6527] bridge0: port 1(bridge_slave_0) entered disabled state [ 560.607557][ T6527] device bridge_slave_0 entered promiscuous mode [ 560.614787][ T6527] bridge0: port 2(bridge_slave_1) entered blocking state [ 560.622166][ T6527] bridge0: port 2(bridge_slave_1) entered disabled state [ 560.629863][ T6527] device bridge_slave_1 entered promiscuous mode [ 560.640191][ T6527] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 560.649842][ T6527] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 560.662680][ T6527] team0: Port device team_slave_0 added [ 560.668902][ T6527] team0: Port device team_slave_1 added [ 560.677665][ T6527] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 560.684917][ T6527] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 560.711375][ T6527] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 560.722579][ T6527] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 560.729692][ T6527] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 560.756404][ T6527] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 560.771845][ T6527] device hsr_slave_0 entered promiscuous mode [ 560.778078][ T6527] device hsr_slave_1 entered promiscuous mode [ 560.805899][ T6527] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 560.813368][ T6527] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 560.823334][ T6527] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 560.831430][ T6527] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 560.843577][ T6527] bridge0: port 2(bridge_slave_1) entered blocking state [ 560.850626][ T6527] bridge0: port 2(bridge_slave_1) entered forwarding state [ 560.857881][ T6527] bridge0: port 1(bridge_slave_0) entered blocking state [ 560.864902][ T6527] bridge0: port 1(bridge_slave_0) entered forwarding state [ 560.882807][ T6527] 8021q: adding VLAN 0 to HW filter on device bond0 [ 560.891761][ T6743] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 560.899983][ T6743] bridge0: port 1(bridge_slave_0) entered disabled state [ 560.907138][ T6743] bridge0: port 2(bridge_slave_1) entered disabled state [ 560.914839][ T6743] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 560.925362][ T6527] 8021q: adding VLAN 0 to HW filter on device team0 [ 560.933532][ T6505] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 560.941903][ T6505] bridge0: port 1(bridge_slave_0) entered blocking state [ 560.948959][ T6505] bridge0: port 1(bridge_slave_0) entered forwarding state [ 560.963900][ T6527] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 560.974417][ T6527] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 560.985722][ T6745] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 560.994383][ T6745] bridge0: port 2(bridge_slave_1) entered blocking state [ 561.001407][ T6745] bridge0: port 2(bridge_slave_1) entered forwarding state [ 561.009289][ T6745] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 561.017366][ T6745] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 561.025651][ T6745] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 561.033617][ T6745] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 561.045883][ T6527] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 561.053432][ T6505] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 561.060775][ T6505] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 561.068544][ T6505] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 561.075858][ T6505] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 561.087261][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 561.102058][ T6527] device veth0_vlan entered promiscuous mode [ 561.108389][ T3447] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 561.116853][ T3447] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 561.125127][ T3447] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 561.134266][ T6527] device veth1_vlan entered promiscuous mode [ 561.145081][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 561.152966][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 561.160896][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 561.170318][ T6527] device veth0_macvtap entered promiscuous mode [ 561.177659][ T6527] device veth1_macvtap entered promiscuous mode [ 561.187557][ T6527] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 561.194839][ T3447] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 561.203449][ T3447] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 561.212719][ T6527] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 561.220034][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 561.229296][ T6527] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 561.238989][ T6527] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 561.247652][ T6527] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 561.257978][ T6527] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 562.548180][ T6743] Bluetooth: hci0: command 0x0409 tx timeout [ 564.627879][ T6743] Bluetooth: hci0: command 0x041b tx timeout [ 566.707898][ T6743] Bluetooth: hci0: command 0x040f tx timeout 2020/09/09 17:36:11 executed programs: 1 [ 568.131648][ T6773] kmemleak: 61 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 568.787862][ T6743] Bluetooth: hci0: command 0x0419 tx timeout [ 574.708028][ T6773] kmemleak: 119 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 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>] tcindex_set_parms+0xa3/0x9d0 [<000000009f11b25c>] tcindex_change+0xcf/0x110 [<00000000d82fe6a0>] tc_new_tfilter+0x8b0/0xe30 [<0000000063bd020d>] rtnetlink_rcv_msg+0x364/0x460 [<000000001972b30c>] netlink_rcv_skb+0x5b/0x180 [<000000002b646167>] netlink_unicast+0x2b6/0x3c0 [<0000000099c37d0e>] netlink_sendmsg+0x2ba/0x570 [<0000000026760066>] sock_sendmsg+0x4c/0x60 [<00000000d123fba0>] ____sys_sendmsg+0x118/0x2f0 [<000000003391f761>] ___sys_sendmsg+0x81/0xc0 [<00000000483e4cbb>] __sys_sendmmsg+0xda/0x230 [<000000005febf499>] __x64_sys_sendmmsg+0x24/0x30 [<00000000c1788078>] do_syscall_64+0x2d/0x70 [<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>] tcindex_alloc_perfect_hash+0x88/0x110 [<00000000142d940b>] tcindex_set_parms+0x8b0/0x9d0 [<000000009f11b25c>] tcindex_change+0xcf/0x110 [<00000000d82fe6a0>] tc_new_tfilter+0x8b0/0xe30 [<0000000063bd020d>] rtnetlink_rcv_msg+0x364/0x460 [<000000001972b30c>] netlink_rcv_skb+0x5b/0x180 [<000000002b646167>] netlink_unicast+0x2b6/0x3c0 [<0000000099c37d0e>] netlink_sendmsg+0x2ba/0x570 [<0000000026760066>] sock_sendmsg+0x4c/0x60 [<00000000d123fba0>] ____sys_sendmsg+0x118/0x2f0 [<000000003391f761>] ___sys_sendmsg+0x81/0xc0 [<00000000483e4cbb>] __sys_sendmmsg+0xda/0x230 [<000000005febf499>] __x64_sys_sendmmsg+0x24/0x30 [<00000000c1788078>] do_syscall_64+0x2d/0x70 [<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>] tcindex_alloc_perfect_hash+0x88/0x110 [<00000000142d940b>] tcindex_set_parms+0x8b0/0x9d0 [<000000009f11b25c>] tcindex_change+0xcf/0x110 [<00000000d82fe6a0>] tc_new_tfilter+0x8b0/0xe30 [<0000000063bd020d>] rtnetlink_rcv_msg+0x364/0x460 [<000000001972b30c>] netlink_rcv_skb+0x5b/0x180 [<000000002b646167>] netlink_unicast+0x2b6/0x3c0 [<0000000099c37d0e>] netlink_sendmsg+0x2ba/0x570 [<0000000026760066>] sock_sendmsg+0x4c/0x60 [<00000000d123fba0>] ____sys_sendmsg+0x118/0x2f0 [<000000003391f761>] ___sys_sendmsg+0x81/0xc0 [<00000000483e4cbb>] __sys_sendmmsg+0xda/0x230 [<000000005febf499>] __x64_sys_sendmmsg+0x24/0x30 [<00000000c1788078>] do_syscall_64+0x2d/0x70 [<000000006e6845f7>] entry_SYSCALL_64_after_hwframe+0x44/0xa9