[ 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 '10.128.0.18' (ECDSA) to the list of known hosts. 2021/06/17 20:43:45 parsed 1 programs 2021/06/17 20:43:52 executed programs: 0 syzkaller login: [ 1082.506212][ T8457] chnl_net:caif_netlink_parms(): no params data found [ 1082.532260][ T8457] bridge0: port 1(bridge_slave_0) entered blocking state [ 1082.540366][ T8457] bridge0: port 1(bridge_slave_0) entered disabled state [ 1082.547588][ T8457] device bridge_slave_0 entered promiscuous mode [ 1082.554959][ T8457] bridge0: port 2(bridge_slave_1) entered blocking state [ 1082.562233][ T8457] bridge0: port 2(bridge_slave_1) entered disabled state [ 1082.569476][ T8457] device bridge_slave_1 entered promiscuous mode [ 1082.580311][ T8457] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1082.590180][ T8457] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1082.603513][ T8457] team0: Port device team_slave_0 added [ 1082.609832][ T8457] team0: Port device team_slave_1 added [ 1082.618725][ T8457] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1082.625852][ T8457] 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. [ 1082.651955][ T8457] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1082.662990][ T8457] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1082.670317][ T8457] 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. [ 1082.696562][ T8457] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1082.712287][ T8457] device hsr_slave_0 entered promiscuous mode [ 1082.718516][ T8457] device hsr_slave_1 entered promiscuous mode [ 1082.750251][ T8457] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1082.757688][ T8457] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1082.765550][ T8457] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1082.772995][ T8457] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1082.784914][ T8457] bridge0: port 2(bridge_slave_1) entered blocking state [ 1082.791982][ T8457] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1082.799344][ T8457] bridge0: port 1(bridge_slave_0) entered blocking state [ 1082.806394][ T8457] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1082.825212][ T8457] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1082.833961][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1082.842071][ T8430] bridge0: port 1(bridge_slave_0) entered disabled state [ 1082.849341][ T8430] bridge0: port 2(bridge_slave_1) entered disabled state [ 1082.857129][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1082.866150][ T8457] 8021q: adding VLAN 0 to HW filter on device team0 [ 1082.874669][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1082.883009][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 1082.890034][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1082.898750][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1082.906958][ T3797] bridge0: port 2(bridge_slave_1) entered blocking state [ 1082.914003][ T3797] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1082.929185][ T8457] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1082.939720][ T8457] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1082.951535][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1082.960113][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1082.968418][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1082.976733][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1082.984881][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1082.992395][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1083.003243][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1083.010585][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1083.019891][ T8457] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1083.031772][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1083.043214][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1083.051455][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1083.058800][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1083.067127][ T8457] device veth0_vlan entered promiscuous mode [ 1083.075309][ T8457] device veth1_vlan entered promiscuous mode [ 1083.086388][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1083.094217][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1083.102064][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1083.111255][ T8457] device veth0_macvtap entered promiscuous mode [ 1083.118614][ T8457] device veth1_macvtap entered promiscuous mode [ 1083.128818][ T8457] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1083.136301][ T8679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1083.144929][ T8679] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1083.154065][ T8457] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1083.161397][ T3797] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1083.170778][ T8457] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1083.179447][ T8457] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1083.188268][ T8457] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1083.197070][ T8457] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1083.226896][ T8611] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1083.242088][ T8611] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1083.250793][ T8430] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1083.259201][ T8611] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1083.267498][ T8611] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1083.275057][ T8679] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1083.290555][ T8701] loop0: detected capacity change from 0 to 4 [ 1083.297841][ T8701] NILFS (loop0): unable to read secondary superblock (blocksize = 1024) [ 1083.306652][ T8701] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1083.317226][ T8701] NILFS (loop0): mounting unchecked fs [ 1083.323041][ T8701] NILFS (loop0): I/O error reading segment [ 1083.328848][ T8701] NILFS (loop0): error -5 while searching super root [ 1084.510178][ T4861] Bluetooth: hci0: command 0x0409 tx timeout [ 1086.589855][ T4861] Bluetooth: hci0: command 0x041b tx timeout 2021/06/17 20:44:00 executed programs: 1 [ 1088.570335][ T8709] loop0: detected capacity change from 0 to 4 [ 1088.578204][ T8709] NILFS (loop0): unable to read secondary superblock (blocksize = 1024) [ 1088.586797][ T8709] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1088.596946][ T8709] NILFS (loop0): mounting unchecked fs [ 1088.602771][ T8709] NILFS (loop0): I/O error reading segment [ 1088.608594][ T8709] NILFS (loop0): error -5 while searching super root [ 1088.649751][ T8715] loop0: detected capacity change from 0 to 4 [ 1088.657301][ T8715] NILFS (loop0): unable to read secondary superblock (blocksize = 1024) [ 1088.666222][ T8715] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1088.669772][ T8597] Bluetooth: hci0: command 0x040f tx timeout [ 1088.676526][ T8715] NILFS (loop0): mounting unchecked fs [ 1088.687618][ T8715] NILFS (loop0): I/O error reading segment [ 1088.695216][ T8715] NILFS (loop0): error -5 while searching super root [ 1089.811453][ T8720] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1090.749705][ T8597] Bluetooth: hci0: command 0x0419 tx timeout [ 1095.954345][ T8720] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881120080a0 (size 32): comm "syz-executor.0", pid 8701, jiffies 4295045600 (age 12.700s) 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 0xffff8881142e9ac0 (size 32): comm "syz-executor.0", pid 8709, jiffies 4295046128 (age 7.420s) 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 0xffff8881142e9340 (size 32): comm "syz-executor.0", pid 8715, jiffies 4295046136 (age 7.340s) 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