[ 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 '10.128.0.198' (ECDSA) to the list of known hosts. 2021/05/26 17:15:56 parsed 1 programs 2021/05/26 17:16:03 executed programs: 0 syzkaller login: [ 1077.156101][ T8430] chnl_net:caif_netlink_parms(): no params data found [ 1077.181037][ T8430] bridge0: port 1(bridge_slave_0) entered blocking state [ 1077.188784][ T8430] bridge0: port 1(bridge_slave_0) entered disabled state [ 1077.197570][ T8430] device bridge_slave_0 entered promiscuous mode [ 1077.204733][ T8430] bridge0: port 2(bridge_slave_1) entered blocking state [ 1077.211900][ T8430] bridge0: port 2(bridge_slave_1) entered disabled state [ 1077.219396][ T8430] device bridge_slave_1 entered promiscuous mode [ 1077.229965][ T8430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1077.239811][ T8430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1077.252289][ T8430] team0: Port device team_slave_0 added [ 1077.258555][ T8430] team0: Port device team_slave_1 added [ 1077.267635][ T8430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1077.274738][ T8430] 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. [ 1077.300668][ T8430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1077.311685][ T8430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1077.318921][ T8430] 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. [ 1077.345073][ T8430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1077.361162][ T8430] device hsr_slave_0 entered promiscuous mode [ 1077.367595][ T8430] device hsr_slave_1 entered promiscuous mode [ 1077.395663][ T8430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1077.403328][ T8430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1077.410953][ T8430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1077.418664][ T8430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1077.430075][ T8430] bridge0: port 2(bridge_slave_1) entered blocking state [ 1077.437164][ T8430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1077.444441][ T8430] bridge0: port 1(bridge_slave_0) entered blocking state [ 1077.451564][ T8430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1077.469412][ T8430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1077.478642][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1077.486901][ T8406] bridge0: port 1(bridge_slave_0) entered disabled state [ 1077.494751][ T8406] bridge0: port 2(bridge_slave_1) entered disabled state [ 1077.502297][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1077.511593][ T8430] 8021q: adding VLAN 0 to HW filter on device team0 [ 1077.519967][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1077.528734][ T8650] bridge0: port 1(bridge_slave_0) entered blocking state [ 1077.535946][ T8650] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1077.552037][ T8430] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1077.562960][ T8430] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1077.574561][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1077.582748][ T8650] bridge0: port 2(bridge_slave_1) entered blocking state [ 1077.589795][ T8650] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1077.597590][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1077.606288][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1077.614924][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1077.623031][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1077.631218][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1077.638575][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1077.649534][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1077.657160][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1077.666471][ T8430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1077.677924][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1077.691086][ T8430] device veth0_vlan entered promiscuous mode [ 1077.697435][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1077.705626][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1077.713033][ T8650] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1077.722505][ T8430] device veth1_vlan entered promiscuous mode [ 1077.733504][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1077.741654][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1077.749892][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1077.759171][ T8430] device veth0_macvtap entered promiscuous mode [ 1077.766852][ T8430] device veth1_macvtap entered promiscuous mode [ 1077.777044][ T8430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1077.784782][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1077.793610][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1077.802939][ T8430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1077.810623][ T8406] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1077.819957][ T8430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.828853][ T8430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.837736][ T8430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.846622][ T8430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1077.873065][ T8] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1077.884171][ T8] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1077.895543][ T4846] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1077.906368][ T8663] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1077.914641][ T8663] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1077.922204][ T8653] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1077.937564][ T8673] loop0: detected capacity change from 0 to 60 [ 1077.945527][ T8673] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1077.955962][ T8673] NILFS (loop0): mounting unchecked fs [ 1077.961865][ T8673] NILFS (loop0): invalid segment: Magic number mismatch [ 1077.969642][ T8673] NILFS (loop0): unable to fall back to spare super block [ 1077.977345][ T8673] NILFS (loop0): error -22 while searching super root [ 1079.173891][ T4846] Bluetooth: hci0: command 0x0409 tx timeout [ 1081.263761][ T8653] Bluetooth: hci0: command 0x041b tx timeout 2021/05/26 17:16:10 executed programs: 1 [ 1083.333333][ T8653] Bluetooth: hci0: command 0x040f tx timeout [ 1083.345093][ T8681] loop0: detected capacity change from 0 to 60 [ 1083.352573][ T8681] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1083.362738][ T8681] NILFS (loop0): mounting unchecked fs [ 1083.368561][ T8681] NILFS (loop0): invalid segment: Magic number mismatch [ 1083.375823][ T8681] NILFS (loop0): unable to fall back to spare super block [ 1083.383068][ T8681] NILFS (loop0): error -22 while searching super root [ 1083.442907][ T8687] loop0: detected capacity change from 0 to 60 [ 1083.450611][ T8687] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1083.460910][ T8687] NILFS (loop0): mounting unchecked fs [ 1083.466841][ T8687] NILFS (loop0): invalid segment: Magic number mismatch [ 1083.474011][ T8687] NILFS (loop0): unable to fall back to spare super block [ 1083.481150][ T8687] NILFS (loop0): error -22 while searching super root [ 1084.585266][ T8691] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1085.413181][ T7] Bluetooth: hci0: command 0x0419 tx timeout [ 1090.818169][ T8691] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888112e9f8c0 (size 32): comm "syz-executor.0", pid 8673, jiffies 4295045070 (age 12.930s) hex dump (first 32 bytes): 6c 6f 6f 70 30 00 00 00 00 00 00 00 00 00 00 00 loop0........... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kstrdup+0x36/0x70 [] kstrdup_const+0x53/0x80 [] kvasprintf_const+0xc2/0x110 [] kobject_set_name_vargs+0x3b/0xe0 [] kobject_init_and_add+0x6d/0xc0 [] nilfs_sysfs_create_device_group+0x98/0x3a0 [] init_nilfs+0x520/0x680 [] nilfs_mount+0x51b/0x890 [] legacy_get_tree+0x2b/0x90 [] vfs_get_tree+0x28/0x100 [] path_mount+0xc3e/0x1110 [] __x64_sys_mount+0x18e/0x1d0 [] do_syscall_64+0x3a/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88810bbd4780 (size 32): comm "syz-executor.0", pid 8681, jiffies 4295045610 (age 7.530s) hex dump (first 32 bytes): 6c 6f 6f 70 30 00 00 00 00 00 00 00 00 00 00 00 loop0........... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kstrdup+0x36/0x70 [] kstrdup_const+0x53/0x80 [] kvasprintf_const+0xc2/0x110 [] kobject_set_name_vargs+0x3b/0xe0 [] kobject_init_and_add+0x6d/0xc0 [] nilfs_sysfs_create_device_group+0x98/0x3a0 [] init_nilfs+0x520/0x680 [] nilfs_mount+0x51b/0x890 [] legacy_get_tree+0x2b/0x90 [] vfs_get_tree+0x28/0x100 [] path_mount+0xc3e/0x1110 [] __x64_sys_mount+0x18e/0x1d0 [] do_syscall_64+0x3a/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff888112fce500 (size 32): comm "syz-executor.0", pid 8687, jiffies 4295045620 (age 7.430s) hex dump (first 32 bytes): 6c 6f 6f 70 30 00 00 00 00 00 00 00 00 00 00 00 loop0........... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kstrdup+0x36/0x70 [] kstrdup_const+0x53/0x80 [] kvasprintf_const+0xc2/0x110 [] kobject_set_name_vargs+0x3b/0xe0 [] kobject_init_and_add+0x6d/0xc0 [] nilfs_sysfs_create_device_group+0x98/0x3a0 [] init_nilfs+0x520/0x680 [] nilfs_mount+0x51b/0x890 [] legacy_get_tree+0x2b/0x90 [] vfs_get_tree+0x28/0x100 [] path_mount+0xc3e/0x1110 [] __x64_sys_mount+0x18e/0x1d0 [] do_syscall_64+0x3a/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae