[ 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 '10.128.0.62' (ECDSA) to the list of known hosts. 2020/07/04 09:25:17 parsed 1 programs syzkaller login: [ 591.598807][ T3646] kmemleak: Automatic memory scanning thread ended 2020/07/04 09:25:25 executed programs: 0 [ 599.745121][ T25] audit: type=1400 audit(1593854725.786:8): avc: denied { execmem } for pid=6489 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 599.755316][ T6490] IPVS: ftp: loaded support on port[0] = 21 [ 599.797696][ T6490] chnl_net:caif_netlink_parms(): no params data found [ 599.861262][ T6490] bridge0: port 1(bridge_slave_0) entered blocking state [ 599.869342][ T6490] bridge0: port 1(bridge_slave_0) entered disabled state [ 599.878276][ T6490] device bridge_slave_0 entered promiscuous mode [ 599.885752][ T6490] bridge0: port 2(bridge_slave_1) entered blocking state [ 599.893353][ T6490] bridge0: port 2(bridge_slave_1) entered disabled state [ 599.901488][ T6490] device bridge_slave_1 entered promiscuous mode [ 599.912028][ T6490] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 599.923858][ T6490] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 599.939222][ T6490] team0: Port device team_slave_0 added [ 599.946048][ T6490] team0: Port device team_slave_1 added [ 599.955405][ T6490] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 599.962473][ T6490] 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. [ 599.990518][ T6490] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 600.002808][ T6490] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 600.010940][ T6490] 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. [ 600.038868][ T6490] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 600.080904][ T6490] device hsr_slave_0 entered promiscuous mode [ 600.150105][ T6490] device hsr_slave_1 entered promiscuous mode [ 600.232704][ T6490] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 600.261011][ T6490] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 600.300911][ T6490] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 600.370985][ T6490] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 600.435534][ T6490] bridge0: port 2(bridge_slave_1) entered blocking state [ 600.443567][ T6490] bridge0: port 2(bridge_slave_1) entered forwarding state [ 600.451269][ T6490] bridge0: port 1(bridge_slave_0) entered blocking state [ 600.458893][ T6490] bridge0: port 1(bridge_slave_0) entered forwarding state [ 600.477074][ T6490] 8021q: adding VLAN 0 to HW filter on device bond0 [ 600.486936][ T6695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 600.496139][ T6695] bridge0: port 1(bridge_slave_0) entered disabled state [ 600.503884][ T6695] bridge0: port 2(bridge_slave_1) entered disabled state [ 600.514255][ T6695] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 600.523503][ T6490] 8021q: adding VLAN 0 to HW filter on device team0 [ 600.532651][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 600.540851][ T2757] bridge0: port 1(bridge_slave_0) entered blocking state [ 600.548250][ T2757] bridge0: port 1(bridge_slave_0) entered forwarding state [ 600.563534][ T6490] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 600.575266][ T6490] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 600.588092][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 600.596629][ T2916] bridge0: port 2(bridge_slave_1) entered blocking state [ 600.606641][ T2916] bridge0: port 2(bridge_slave_1) entered forwarding state [ 600.614971][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 600.623819][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 600.632941][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 600.641822][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 600.650457][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 600.657794][ T2916] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 600.668937][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 600.677591][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 600.690670][ T6490] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 600.702861][ T6698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 600.715260][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 600.724623][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 600.733754][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 600.744315][ T6490] device veth0_vlan entered promiscuous mode [ 600.753339][ T6490] device veth1_vlan entered promiscuous mode [ 600.764874][ T6698] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 600.773640][ T6698] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 600.782165][ T6698] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 600.791833][ T6490] device veth0_macvtap entered promiscuous mode [ 600.802359][ T6490] device veth1_macvtap entered promiscuous mode [ 600.813484][ T6490] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 600.821545][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 600.831023][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 600.841408][ T6490] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 600.850138][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 600.859188][ T16] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/07/04 09:25:33 executed programs: 1 2020/07/04 09:25:43 executed programs: 2 [ 630.447777][ T0] NOHZ: local_softirq_pending 08 2020/07/04 09:26:00 executed programs: 3 2020/07/04 09:26:10 executed programs: 4 [ 650.926382][ T0] NOHZ: local_softirq_pending 08 2020/07/04 09:26:27 executed programs: 5 2020/07/04 09:26:37 executed programs: 6 2020/07/04 09:26:54 executed programs: 7 2020/07/04 09:27:04 executed programs: 8 [ 712.362391][ T0] NOHZ: local_softirq_pending 08 2020/07/04 09:27:20 executed programs: 9 2020/07/04 09:27:31 executed programs: 10 [ 732.841134][ T0] NOHZ: local_softirq_pending 08 [ 741.513357][ T6846] kmemleak: 20 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811420be40 (size 64): comm "kworker/u5:0", pid 1501, jiffies 4295007105 (age 46.060s) hex dump (first 32 bytes): 70 ca 1a 14 81 88 ff ff 80 be 20 14 81 88 ff ff p......... ..... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004b0c31b2>] hci_inquiry_cache_update+0x138/0x2b0 [<0000000024d46891>] hci_extended_inquiry_result_evt.isra.0+0x132/0x250 [<00000000c83307ce>] hci_event_packet+0x1824/0x3399 [<00000000ad573fdf>] hci_rx_work+0x1c3/0x330 [<000000001fcf46ac>] process_one_work+0x213/0x4d0 [<000000005b2900f8>] worker_thread+0x58/0x4b0 [<0000000046696954>] kthread+0x164/0x190 [<00000000763eabf8>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88811420be80 (size 64): comm "kworker/u5:0", pid 1501, jiffies 4295007105 (age 46.060s) hex dump (first 32 bytes): 40 be 20 14 81 88 ff ff 40 92 07 14 81 88 ff ff @. .....@....... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004b0c31b2>] hci_inquiry_cache_update+0x138/0x2b0 [<0000000024d46891>] hci_extended_inquiry_result_evt.isra.0+0x132/0x250 [<00000000c83307ce>] hci_event_packet+0x1824/0x3399 [<00000000ad573fdf>] hci_rx_work+0x1c3/0x330 [<000000001fcf46ac>] process_one_work+0x213/0x4d0 [<000000005b2900f8>] worker_thread+0x58/0x4b0 [<0000000046696954>] kthread+0x164/0x190 [<00000000763eabf8>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff888114079240 (size 64): comm "kworker/u5:0", pid 1501, jiffies 4295007105 (age 46.060s) hex dump (first 32 bytes): 80 be 20 14 81 88 ff ff c0 e5 2e 14 81 88 ff ff .. ............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004b0c31b2>] hci_inquiry_cache_update+0x138/0x2b0 [<0000000024d46891>] hci_extended_inquiry_result_evt.isra.0+0x132/0x250 [<00000000c83307ce>] hci_event_packet+0x1824/0x3399 [<00000000ad573fdf>] hci_rx_work+0x1c3/0x330 [<000000001fcf46ac>] process_one_work+0x213/0x4d0 [<000000005b2900f8>] worker_thread+0x58/0x4b0 [<0000000046696954>] kthread+0x164/0x190 [<00000000763eabf8>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881142ee5c0 (size 64): comm "kworker/u5:0", pid 1501, jiffies 4295007105 (age 46.060s) hex dump (first 32 bytes): 40 92 07 14 81 88 ff ff 80 e5 2e 14 81 88 ff ff @............... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004b0c31b2>] hci_inquiry_cache_update+0x138/0x2b0 [<0000000024d46891>] hci_extended_inquiry_result_evt.isra.0+0x132/0x250 [<00000000c83307ce>] hci_event_packet+0x1824/0x3399 [<00000000ad573fdf>] hci_rx_work+0x1c3/0x330 [<000000001fcf46ac>] process_one_work+0x213/0x4d0 [<000000005b2900f8>] worker_thread+0x58/0x4b0 [<0000000046696954>] kthread+0x164/0x190 [<00000000763eabf8>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881142ee580 (size 64): comm "kworker/u5:0", pid 1501, jiffies 4295007105 (age 46.060s) hex dump (first 32 bytes): c0 e5 2e 14 81 88 ff ff 40 e5 2e 14 81 88 ff ff ........@....... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004b0c31b2>] hci_inquiry_cache_update+0x138/0x2b0 [<0000000024d46891>] hci_extended_inquiry_result_evt.isra.0+0x132/0x250 [<00000000c83307ce>] hci_event_packet+0x1824/0x3399 [<00000000ad573fdf>] hci_rx_work+0x1c3/0x330 [<000000001fcf46ac>] process_one_work+0x213/0x4d0 [<000000005b2900f8>] worker_thread+0x58/0x4b0 [<0000000046696954>] kthread+0x164/0x190 [<00000000763eabf8>] ret_from_fork+0x1f/0x30