[ 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. [ 34.964999][ T8301] bash (8301) used greatest stack depth: 10944 bytes left Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.22' (ECDSA) to the list of known hosts. 2021/05/25 18:16:32 parsed 1 programs 2021/05/25 18:16:39 executed programs: 0 syzkaller login: [ 1079.832670][ T8460] chnl_net:caif_netlink_parms(): no params data found [ 1079.857107][ T8460] bridge0: port 1(bridge_slave_0) entered blocking state [ 1079.864256][ T8460] bridge0: port 1(bridge_slave_0) entered disabled state [ 1079.871460][ T8460] device bridge_slave_0 entered promiscuous mode [ 1079.878593][ T8460] bridge0: port 2(bridge_slave_1) entered blocking state [ 1079.885745][ T8460] bridge0: port 2(bridge_slave_1) entered disabled state [ 1079.892968][ T8460] device bridge_slave_1 entered promiscuous mode [ 1079.903604][ T8460] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1079.913384][ T8460] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1079.926251][ T8460] team0: Port device team_slave_0 added [ 1079.932384][ T8460] team0: Port device team_slave_1 added [ 1079.941811][ T8460] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1079.948781][ T8460] 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. [ 1079.974729][ T8460] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1079.985839][ T8460] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1079.992754][ T8460] 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. [ 1080.019345][ T8460] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1080.035447][ T8460] device hsr_slave_0 entered promiscuous mode [ 1080.041717][ T8460] device hsr_slave_1 entered promiscuous mode [ 1080.072101][ T8460] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1080.079689][ T8460] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1080.087451][ T8460] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1080.094896][ T8460] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1080.106857][ T8460] bridge0: port 2(bridge_slave_1) entered blocking state [ 1080.113912][ T8460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1080.121118][ T8460] bridge0: port 1(bridge_slave_0) entered blocking state [ 1080.128222][ T8460] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1080.147869][ T8460] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1080.156988][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1080.165159][ T33] bridge0: port 1(bridge_slave_0) entered disabled state [ 1080.172583][ T33] bridge0: port 2(bridge_slave_1) entered disabled state [ 1080.180396][ T33] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1080.189344][ T8460] 8021q: adding VLAN 0 to HW filter on device team0 [ 1080.197767][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1080.206122][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 1080.213349][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1080.221797][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1080.229920][ T8138] bridge0: port 2(bridge_slave_1) entered blocking state [ 1080.236956][ T8138] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1080.252223][ T8460] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1080.262622][ T8460] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1080.274211][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1080.282370][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1080.290564][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1080.298813][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1080.306757][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1080.314081][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1080.327046][ T8460] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1080.334104][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1080.341418][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1080.353396][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1080.366623][ T8460] device veth0_vlan entered promiscuous mode [ 1080.373372][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1080.381324][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1080.388852][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1080.397806][ T8460] device veth1_vlan entered promiscuous mode [ 1080.409423][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1080.417212][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1080.425012][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1080.434315][ T8460] device veth0_macvtap entered promiscuous mode [ 1080.441680][ T8460] device veth1_macvtap entered promiscuous mode [ 1080.452240][ T8460] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1080.459827][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1080.468283][ T8138] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1080.477377][ T8460] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1080.484656][ T8684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1080.494217][ T8460] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1080.502881][ T8460] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1080.511847][ T8460] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1080.520696][ T8460] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1080.550564][ T1626] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1080.560926][ T1626] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1080.578860][ T8681] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1080.587320][ T1626] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1080.595425][ T1626] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1080.602788][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1080.619039][ T8704] loop0: detected capacity change from 0 to 4080 [ 1080.626760][ T8704] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1080.637710][ T8704] NILFS (loop0): mounting unchecked fs [ 1080.643865][ T8704] NILFS (loop0): invalid segment: Magic number mismatch [ 1080.650880][ T8704] NILFS (loop0): unable to fall back to spare super block [ 1080.658485][ T8704] NILFS (loop0): error -22 while searching super root [ 1081.833400][ T8681] Bluetooth: hci0: command 0x0409 tx timeout [ 1083.913297][ T8681] Bluetooth: hci0: command 0x041b tx timeout [ 1085.993355][ T33] Bluetooth: hci0: command 0x040f tx timeout 2021/05/25 18:16:47 executed programs: 1 [ 1086.072658][ T8712] loop0: detected capacity change from 0 to 4080 [ 1086.081100][ T8712] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1086.090908][ T8712] NILFS (loop0): mounting unchecked fs [ 1086.097043][ T8712] NILFS (loop0): invalid segment: Magic number mismatch [ 1086.104178][ T8712] NILFS (loop0): unable to fall back to spare super block [ 1086.111322][ T8712] NILFS (loop0): error -22 while searching super root [ 1086.175806][ T8718] loop0: detected capacity change from 0 to 4080 [ 1086.183486][ T8718] NILFS (loop0): broken superblock, retrying with spare superblock (blocksize = 1024) [ 1086.193372][ T8718] NILFS (loop0): mounting unchecked fs [ 1086.199006][ T8718] NILFS (loop0): invalid segment: Magic number mismatch [ 1086.206034][ T8718] NILFS (loop0): unable to fall back to spare super block [ 1086.216037][ T8718] NILFS (loop0): error -22 while searching super root [ 1087.348881][ T8722] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 1088.073251][ T33] Bluetooth: hci0: command 0x0419 tx timeout [ 1093.655413][ T8722] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888119161ee0 (size 32): comm "syz-executor.0", pid 8704, jiffies 4295045336 (age 13.090s) 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 0xffff88810bcee860 (size 32): comm "syz-executor.0", pid 8712, jiffies 4295045881 (age 7.640s) 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 0xffff888119161120 (size 32): comm "syz-executor.0", pid 8718, jiffies 4295045891 (age 7.540s) 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