[ 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 '10.128.0.35' (ECDSA) to the list of known hosts. 2020/04/15 03:31:14 parsed 1 programs syzkaller login: [ 587.260336][ T3834] kmemleak: Automatic memory scanning thread ended 2020/04/15 03:31:24 executed programs: 0 [ 594.924006][ T26] audit: type=1400 audit(1586921484.187:8): avc: denied { execmem } for pid=6636 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 594.936889][ T6638] IPVS: ftp: loaded support on port[0] = 21 [ 594.970426][ T6638] chnl_net:caif_netlink_parms(): no params data found [ 595.031738][ T6638] bridge0: port 1(bridge_slave_0) entered blocking state [ 595.039157][ T6638] bridge0: port 1(bridge_slave_0) entered disabled state [ 595.046493][ T6638] device bridge_slave_0 entered promiscuous mode [ 595.053691][ T6638] bridge0: port 2(bridge_slave_1) entered blocking state [ 595.061139][ T6638] bridge0: port 2(bridge_slave_1) entered disabled state [ 595.068526][ T6638] device bridge_slave_1 entered promiscuous mode [ 595.078719][ T6638] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 595.088571][ T6638] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 595.101371][ T6638] team0: Port device team_slave_0 added [ 595.107687][ T6638] team0: Port device team_slave_1 added [ 595.116490][ T6638] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 595.123907][ T6638] 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. [ 595.150665][ T6638] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 595.161797][ T6638] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 595.168901][ T6638] 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. [ 595.195076][ T6638] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 595.249558][ T6638] device hsr_slave_0 entered promiscuous mode [ 595.318921][ T6638] device hsr_slave_1 entered promiscuous mode [ 595.388070][ T6638] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 595.439786][ T6638] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 595.479887][ T6638] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 595.519599][ T6638] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 595.573636][ T6638] bridge0: port 2(bridge_slave_1) entered blocking state [ 595.584126][ T6638] bridge0: port 2(bridge_slave_1) entered forwarding state [ 595.591514][ T6638] bridge0: port 1(bridge_slave_0) entered blocking state [ 595.598545][ T6638] bridge0: port 1(bridge_slave_0) entered forwarding state [ 595.616268][ T6638] 8021q: adding VLAN 0 to HW filter on device bond0 [ 595.625027][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 595.633121][ T3579] bridge0: port 1(bridge_slave_0) entered disabled state [ 595.641334][ T3579] bridge0: port 2(bridge_slave_1) entered disabled state [ 595.648827][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 595.657798][ T6638] 8021q: adding VLAN 0 to HW filter on device team0 [ 595.666041][ T2969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 595.674678][ T2969] bridge0: port 1(bridge_slave_0) entered blocking state [ 595.682196][ T2969] bridge0: port 1(bridge_slave_0) entered forwarding state [ 595.697465][ T6638] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 595.708686][ T6638] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 595.720252][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 595.728497][ T6844] bridge0: port 2(bridge_slave_1) entered blocking state [ 595.735556][ T6844] bridge0: port 2(bridge_slave_1) entered forwarding state [ 595.743327][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 595.752760][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 595.761343][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 595.770107][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 595.778569][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 595.786513][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 595.799069][ T6638] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 595.806227][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 595.813940][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 595.824785][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 595.836996][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 595.845147][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 595.852928][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 595.861388][ T6638] device veth0_vlan entered promiscuous mode [ 595.869623][ T6638] device veth1_vlan entered promiscuous mode [ 595.879976][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 595.887749][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 595.895929][ T6844] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 595.905493][ T6638] device veth0_macvtap entered promiscuous mode [ 595.913005][ T6638] device veth1_macvtap entered promiscuous mode [ 595.922852][ T6638] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 595.930220][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 595.938995][ T6763] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 595.947949][ T6638] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 595.956080][ T3579] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/04/15 03:31:31 executed programs: 1 2020/04/15 03:31:41 executed programs: 2 2020/04/15 03:31:57 executed programs: 3 2020/04/15 03:32:07 executed programs: 4 2020/04/15 03:32:23 executed programs: 5 2020/04/15 03:32:33 executed programs: 6 2020/04/15 03:32:49 executed programs: 7 [ 687.441763][ T0] NOHZ: local_softirq_pending 08 2020/04/15 03:32:59 executed programs: 8 [ 706.595370][ T6970] kmemleak: 56 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88812ac7cd80 (size 64): comm "kworker/u5:2", pid 6883, jiffies 4295006338 (age 18.450s) hex dump (first 32 bytes): 70 2a 7b 11 81 88 ff ff 00 c4 c7 2a 81 88 ff ff p*{........*.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000000736f4c6>] hci_inquiry_cache_update+0x138/0x2b0 [<00000000ad71eea9>] hci_event_packet+0x1c48/0x3805 [<00000000d986c362>] hci_rx_work+0x1c3/0x330 [<0000000079eb1cab>] process_one_work+0x21e/0x4b0 [<00000000dea475c5>] worker_thread+0x55/0x4a0 [<0000000022d1d50c>] kthread+0x160/0x190 [<0000000076d68ead>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88812ac7c400 (size 64): comm "kworker/u5:2", pid 6883, jiffies 4295006338 (age 18.450s) hex dump (first 32 bytes): 80 cd c7 2a 81 88 ff ff 40 c4 c7 2a 81 88 ff ff ...*....@..*.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000000736f4c6>] hci_inquiry_cache_update+0x138/0x2b0 [<00000000ad71eea9>] hci_event_packet+0x1c48/0x3805 [<00000000d986c362>] hci_rx_work+0x1c3/0x330 [<0000000079eb1cab>] process_one_work+0x21e/0x4b0 [<00000000dea475c5>] worker_thread+0x55/0x4a0 [<0000000022d1d50c>] kthread+0x160/0x190 [<0000000076d68ead>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88812ac7c440 (size 64): comm "kworker/u5:2", pid 6883, jiffies 4295006338 (age 18.450s) hex dump (first 32 bytes): 00 c4 c7 2a 81 88 ff ff 80 c4 c7 2a 81 88 ff ff ...*.......*.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000000736f4c6>] hci_inquiry_cache_update+0x138/0x2b0 [<00000000ad71eea9>] hci_event_packet+0x1c48/0x3805 [<00000000d986c362>] hci_rx_work+0x1c3/0x330 [<0000000079eb1cab>] process_one_work+0x21e/0x4b0 [<00000000dea475c5>] worker_thread+0x55/0x4a0 [<0000000022d1d50c>] kthread+0x160/0x190 [<0000000076d68ead>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88812ac7c480 (size 64): comm "kworker/u5:2", pid 6883, jiffies 4295006338 (age 18.450s) hex dump (first 32 bytes): 40 c4 c7 2a 81 88 ff ff c0 c4 c7 2a 81 88 ff ff @..*.......*.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000000736f4c6>] hci_inquiry_cache_update+0x138/0x2b0 [<00000000ad71eea9>] hci_event_packet+0x1c48/0x3805 [<00000000d986c362>] hci_rx_work+0x1c3/0x330 [<0000000079eb1cab>] process_one_work+0x21e/0x4b0 [<00000000dea475c5>] worker_thread+0x55/0x4a0 [<0000000022d1d50c>] kthread+0x160/0x190 [<0000000076d68ead>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88812ac7c4c0 (size 64): comm "kworker/u5:2", pid 6883, jiffies 4295006338 (age 18.450s) hex dump (first 32 bytes): 80 c4 c7 2a 81 88 ff ff 00 c5 c7 2a 81 88 ff ff ...*.......*.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000000736f4c6>] hci_inquiry_cache_update+0x138/0x2b0 [<00000000ad71eea9>] hci_event_packet+0x1c48/0x3805 [<00000000d986c362>] hci_rx_work+0x1c3/0x330 [<0000000079eb1cab>] process_one_work+0x21e/0x4b0 [<00000000dea475c5>] worker_thread+0x55/0x4a0 [<0000000022d1d50c>] kthread+0x160/0x190 [<0000000076d68ead>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88812ac7c500 (size 64): comm "kworker/u5:2", pid 6883, jiffies 4295006338 (age 18.450s) hex dump (first 32 bytes): c0 c4 c7 2a 81 88 ff ff 40 c5 c7 2a 81 88 ff ff ...*....@..*.... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000000736f4c6>] hci_inquiry_cache_update+0x138/0x2b0 [<00000000ad71eea9>] hci_event_packet+0x1c48/0x3805 [<00000000d986c362>] hci_rx_work+0x1c3/0x330 [<0000000079eb1cab>] process_one_work+0x21e/0x4b0 [<00000000dea475c5>] worker_thread+0x55/0x4a0 [<0000000022d1d50c>] kthread+0x160/0x190 [<0000000076d68ead>] ret_from_fork+0x1f/0x30