[ 16.864945][ T3892] 8021q: adding VLAN 0 to HW filter on device bond0 [ 16.869975][ T3892] eql: remember to turn off Van-Jacobson compression on your slave devices [ 16.915101][ T215] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 16.919885][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.36' (ECDSA) to the list of known hosts. syzkaller login: [ 37.236141][ T4307] chnl_net:caif_netlink_parms(): no params data found [ 37.271416][ T4307] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.273367][ T4307] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.276113][ T4307] device bridge_slave_0 entered promiscuous mode [ 37.280222][ T4307] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.281985][ T4307] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.284643][ T4307] device bridge_slave_1 entered promiscuous mode [ 37.300040][ T4307] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.304387][ T4307] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.318144][ T4307] team0: Port device team_slave_0 added [ 37.321476][ T4307] team0: Port device team_slave_1 added [ 37.334849][ T4307] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.336579][ T4307] 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. [ 37.342992][ T4307] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.347607][ T4307] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.349391][ T4307] 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. [ 37.355749][ T4307] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.435113][ T4307] device hsr_slave_0 entered promiscuous mode [ 37.473201][ T4307] device hsr_slave_1 entered promiscuous mode [ 37.581672][ T4307] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.625626][ T4307] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.675385][ T4307] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.714926][ T4307] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.779524][ T4307] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.781399][ T4307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.783591][ T4307] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.785358][ T4307] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.825834][ T4307] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.832615][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.837705][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.840782][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.843989][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 37.850698][ T4307] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.856808][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.859303][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.861001][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.867858][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.870353][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.872222][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.886601][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.890012][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.892797][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.900167][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.906028][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.910044][ T4307] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.921507][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.923717][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.929568][ T4307] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.944301][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.957173][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.959857][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.962148][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.967994][ T4307] device veth0_vlan entered promiscuous mode [ 37.974444][ T4307] device veth1_vlan entered promiscuous mode [ 37.988761][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.990996][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.994476][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.998430][ T4307] device veth0_macvtap entered promiscuous mode [ 38.004210][ T4307] device veth1_macvtap entered promiscuous mode [ 38.015636][ T4307] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.017629][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.020745][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.026060][ T4307] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.029709][ T4307] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.031836][ T4307] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.034815][ T4307] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.036940][ T4307] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.040184][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.084214][ T318] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.086171][ T318] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.089091][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.099864][ T215] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.101794][ T215] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.105263][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program [ 38.292944][ T4307] loop0: detected capacity change from 0 to 32768 [ 38.297064][ T4307] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor357 (4307) [ 38.305335][ T4307] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 38.307485][ T4307] BTRFS info (device loop0): setting nodatacow, compression disabled [ 38.309450][ T4307] BTRFS info (device loop0): using free space tree [ 38.335660][ T4307] BTRFS info (device loop0): enabling ssd optimizations [ 38.345282][ T4307] FAULT_INJECTION: forcing a failure. [ 38.345282][ T4307] name failslab, interval 1, probability 0, space 0, times 1 [ 38.348624][ T4307] CPU: 0 PID: 4307 Comm: syz-executor357 Not tainted 6.1.20-syzkaller #0 [ 38.350569][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 38.353103][ T4307] Call trace: [ 38.353909][ T4307] dump_backtrace+0x1c8/0x1f4 [ 38.355151][ T4307] show_stack+0x2c/0x3c [ 38.356232][ T4307] dump_stack_lvl+0x108/0x170 [ 38.357404][ T4307] dump_stack+0x1c/0x5c [ 38.358404][ T4307] should_fail_ex+0x408/0x5d4 [ 38.359608][ T4307] __should_failslab+0xc8/0x128 [ 38.360884][ T4307] should_failslab+0x10/0x28 [ 38.362025][ T4307] kmem_cache_alloc+0x8c/0x37c [ 38.363178][ T4307] __kernfs_new_node+0xe4/0x66c [ 38.364404][ T4307] kernfs_create_dir_ns+0xac/0x238 [ 38.365702][ T4307] sysfs_create_dir_ns+0x150/0x318 [ 38.367021][ T4307] kobject_add_internal+0x598/0xb14 [ 38.368327][ T4307] kobject_init_and_add+0x130/0x1a0 [ 38.369664][ T4307] btrfs_sysfs_add_qgroups+0x15c/0x304 [ 38.371035][ T4307] btrfs_quota_enable+0x204/0x1d90 [ 38.372327][ T4307] btrfs_ioctl_quota_ctl+0x144/0x188 [ 38.373716][ T4307] btrfs_ioctl+0x6d8/0xb08 [ 38.374823][ T4307] __arm64_sys_ioctl+0x14c/0x1c8 [ 38.376007][ T4307] invoke_syscall+0x98/0x2c0 [ 38.377222][ T4307] el0_svc_common+0x138/0x258 [ 38.378464][ T4307] do_el0_svc+0x64/0x218 [ 38.379596][ T4307] el0_svc+0x58/0x168 [ 38.380584][ T4307] el0t_64_sync_handler+0x84/0xf0 [ 38.381895][ T4307] el0t_64_sync+0x18c/0x190 [ 38.386658][ T4307] kobject_add_internal failed for qgroups (error: -12 parent: 395ef67a-297e-477c-816d-cd80a5b93e5d) [ 38.389465][ T4307] ------------[ cut here ]------------ [ 38.390844][ T4307] kernfs: can not remove 'enabled', no directory [ 38.392548][ T4307] WARNING: CPU: 0 PID: 4307 at fs/kernfs/dir.c:1626 kernfs_remove_by_name_ns+0x10c/0x188 [ 38.395113][ T4307] Modules linked in: [ 38.396115][ T4307] CPU: 0 PID: 4307 Comm: syz-executor357 Not tainted 6.1.20-syzkaller #0 [ 38.398201][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 38.400670][ T4307] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.402580][ T4307] pc : kernfs_remove_by_name_ns+0x10c/0x188 [ 38.404057][ T4307] lr : kernfs_remove_by_name_ns+0x108/0x188 [ 38.405533][ T4307] sp : ffff80001db87850 [ 38.406630][ T4307] x29: ffff80001db87850 x28: 1fffe000197c9342 x27: dfff800000000000 [ 38.408640][ T4307] x26: ffff700003b70f60 x25: ffff800015e1d768 x24: 1ffff000024f4f68 [ 38.410618][ T4307] x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 [ 38.412696][ T4307] x20: 00000000fffffffe x19: ffff8000127a7b40 x18: ffff80001db869e0 [ 38.414793][ T4307] x17: 0000000000000000 x16: ffff80001225a41c x15: 0000000000000000 [ 38.416719][ T4307] x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001 [ 38.418675][ T4307] x11: ff808000081b28cc x10: 0000000000000000 x9 : a4c790541ad9b700 [ 38.420737][ T4307] x8 : a4c790541ad9b700 x7 : 0000000000000001 x6 : 0000000000000001 [ 38.422756][ T4307] x5 : ffff80001db87138 x4 : ffff800015813880 x3 : ffff800008590318 [ 38.424904][ T4307] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 38.427003][ T4307] Call trace: [ 38.427824][ T4307] kernfs_remove_by_name_ns+0x10c/0x188 [ 38.429188][ T4307] sysfs_remove_group+0xf8/0x288 [ 38.430415][ T4307] sysfs_remove_groups+0x5c/0xb4 [ 38.431629][ T4307] __kobject_del+0x90/0x2d4 [ 38.432826][ T4307] kobject_del+0x48/0x68 [ 38.433878][ T4307] btrfs_sysfs_del_qgroups+0x16c/0x1bc [ 38.435316][ T4307] btrfs_sysfs_add_qgroups+0x2bc/0x304 [ 38.436680][ T4307] btrfs_quota_enable+0x204/0x1d90 [ 38.437997][ T4307] btrfs_ioctl_quota_ctl+0x144/0x188 [ 38.439343][ T4307] btrfs_ioctl+0x6d8/0xb08 [ 38.440453][ T4307] __arm64_sys_ioctl+0x14c/0x1c8 [ 38.441751][ T4307] invoke_syscall+0x98/0x2c0 [ 38.442933][ T4307] el0_svc_common+0x138/0x258 [ 38.444121][ T4307] do_el0_svc+0x64/0x218 [ 38.445219][ T4307] el0_svc+0x58/0x168 [ 38.446208][ T4307] el0t_64_sync_handler+0x84/0xf0 [ 38.447461][ T4307] el0t_64_sync+0x18c/0x190 [ 38.448659][ T4307] irq event stamp: 221370 [ 38.449722][ T4307] hardirqs last enabled at (221369): [] __up_console_sem+0xb4/0x100 [ 38.452178][ T4307] hardirqs last disabled at (221370): [] el1_dbg+0x24/0x80 [ 38.454503][ T4307] softirqs last enabled at (221334): [] __do_softirq+0xd88/0xff4 [ 38.456870][ T4307] softirqs last disabled at (220839): [] ____do_softirq+0x14/0x20 [ 38.459222][ T4307] ---[ end trace 0000000000000000 ]--- [ 38.466832][ T4307] ------------[ cut here ]------------ [ 38.468193][ T4307] kernfs: can not remove 'inconsistent', no directory [ 38.469928][ T4307] WARNING: CPU: 0 PID: 4307 at fs/kernfs/dir.c:1626 kernfs_remove_by_name_ns+0x10c/0x188 [ 38.472320][ T4307] Modules linked in: [ 38.473287][ T4307] CPU: 0 PID: 4307 Comm: syz-executor357 Tainted: G W 6.1.20-syzkaller #0 [ 38.475677][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 38.478208][ T4307] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.480206][ T4307] pc : kernfs_remove_by_name_ns+0x10c/0x188 [ 38.481689][ T4307] lr : kernfs_remove_by_name_ns+0x108/0x188 [ 38.483199][ T4307] sp : ffff80001db87850 [ 38.484204][ T4307] x29: ffff80001db87850 x28: 1fffe000197c9342 x27: dfff800000000000 [ 38.486143][ T4307] x26: ffff700003b70f60 x25: ffff800015e1d770 x24: 1ffff000024f4f68 [ 38.488145][ T4307] x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 [ 38.490197][ T4307] x20: 00000000fffffffe x19: ffff8000127a7b40 x18: ffff80001db869e0 [ 38.492276][ T4307] x17: 0000000000000000 x16: ffff80001225a41c x15: 0000000000000000 [ 38.494330][ T4307] x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001 [ 38.496274][ T4307] x11: ff808000081b28cc x10: 0000000000000000 x9 : a4c790541ad9b700 [ 38.498311][ T4307] x8 : a4c790541ad9b700 x7 : 0000000000000001 x6 : 0000000000000001 [ 38.500254][ T4307] x5 : ffff80001db87138 x4 : ffff800015813880 x3 : ffff800008590318 [ 38.502241][ T4307] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 38.504443][ T4307] Call trace: [ 38.505306][ T4307] kernfs_remove_by_name_ns+0x10c/0x188 [ 38.506726][ T4307] sysfs_remove_group+0xf8/0x288 [ 38.508030][ T4307] sysfs_remove_groups+0x5c/0xb4 [ 38.509303][ T4307] __kobject_del+0x90/0x2d4 [ 38.510458][ T4307] kobject_del+0x48/0x68 [ 38.511507][ T4307] btrfs_sysfs_del_qgroups+0x16c/0x1bc [ 38.512801][ T4307] btrfs_sysfs_add_qgroups+0x2bc/0x304 [ 38.514235][ T4307] btrfs_quota_enable+0x204/0x1d90 [ 38.515521][ T4307] btrfs_ioctl_quota_ctl+0x144/0x188 [ 38.516886][ T4307] btrfs_ioctl+0x6d8/0xb08 [ 38.518060][ T4307] __arm64_sys_ioctl+0x14c/0x1c8 [ 38.519286][ T4307] invoke_syscall+0x98/0x2c0 [ 38.520384][ T4307] el0_svc_common+0x138/0x258 [ 38.521596][ T4307] do_el0_svc+0x64/0x218 [ 38.522735][ T4307] el0_svc+0x58/0x168 [ 38.523746][ T4307] el0t_64_sync_handler+0x84/0xf0 [ 38.525033][ T4307] el0t_64_sync+0x18c/0x190 [ 38.526176][ T4307] irq event stamp: 221426 [ 38.527260][ T4307] hardirqs last enabled at (221425): [] __up_console_sem+0xb4/0x100 [ 38.529830][ T4307] hardirqs last disabled at (221426): [] el1_dbg+0x24/0x80 [ 38.532037][ T4307] softirqs last enabled at (221400): [] __do_softirq+0xd88/0xff4 [ 38.534477][ T4307] softirqs last disabled at (221373): [] ____do_softirq+0x14/0x20 [ 38.536826][ T4307] ---[ end trace 0000000000000000 ]--- [ 38.539980][ T4307] ------------[ cut here ]------------ [ 38.541457][ T4307] kernfs: can not remove 'drop_subtree_threshold', no directory [ 38.544059][ T4307] WARNING: CPU: 0 PID: 4307 at fs/kernfs/dir.c:1626 kernfs_remove_by_name_ns+0x10c/0x188 [ 38.546648][ T4307] Modules linked in: [ 38.547656][ T4307] CPU: 0 PID: 4307 Comm: syz-executor357 Tainted: G W 6.1.20-syzkaller #0 [ 38.550115][ T4307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 38.552582][ T4307] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.554718][ T4307] pc : kernfs_remove_by_name_ns+0x10c/0x188 [ 38.556259][ T4307] lr : kernfs_remove_by_name_ns+0x108/0x188 [ 38.557859][ T4307] sp : ffff80001db87850 [ 38.558937][ T4307] x29: ffff80001db87850 x28: 1fffe000197c9342 x27: dfff800000000000 [ 38.560979][ T4307] x26: ffff700003b70f60 x25: ffff800015e1d778 x24: 1ffff000024f4f68 [ 38.563145][ T4307] x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 [ 38.565237][ T4307] x20: 00000000fffffffe x19: ffff8000127a7b40 x18: 1fffe000368afd76 [ 38.567274][ T4307] x17: ffff80001572d000 x16: ffff80000830b4b4 x15: ffff0001b457ebbc [ 38.569325][ T4307] x14: 1ffff00002ae60b0 x13: dfff800000000000 x12: 0000000000000001 [ 38.571453][ T4307] x11: 1fffe0001b1ab6d0 x10: 0000000000000000 x9 : a4c790541ad9b700 [ 38.573435][ T4307] x8 : a4c790541ad9b700 x7 : ffff800008281b70 x6 : 0000000000000000 [ 38.575404][ T4307] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000826f27c [ 38.577505][ T4307] x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001 [ 38.579562][ T4307] Call trace: [ 38.580372][ T4307] kernfs_remove_by_name_ns+0x10c/0x188 [ 38.581772][ T4307] sysfs_remove_group+0xf8/0x288 [ 38.583015][ T4307] sysfs_remove_groups+0x5c/0xb4 [ 38.584211][ T4307] __kobject_del+0x90/0x2d4 [ 38.585325][ T4307] kobject_del+0x48/0x68 [ 38.586401][ T4307] btrfs_sysfs_del_qgroups+0x16c/0x1bc [ 38.587821][ T4307] btrfs_sysfs_add_qgroups+0x2bc/0x304 [ 38.589124][ T4307] btrfs_quota_enable+0x204/0x1d90 [ 38.590465][ T4307] btrfs_ioctl_quota_ctl+0x144/0x188 [ 38.591903][ T4307] btrfs_ioctl+0x6d8/0xb08 [ 38.593015][ T4307] __arm64_sys_ioctl+0x14c/0x1c8 [ 38.594283][ T4307] invoke_syscall+0x98/0x2c0 [ 38.595510][ T4307] el0_svc_common+0x138/0x258 [ 38.596726][ T4307] do_el0_svc+0x64/0x218 [ 38.597834][ T4307] el0_svc+0x58/0x168 [ 38.598902][ T4307] el0t_64_sync_handler+0x84/0xf0 [ 38.600133][ T4307] el0t_64_sync+0x18c/0x190 [ 38.601300][ T4307] irq event stamp: 221540 [ 38.602390][ T4307] hardirqs last enabled at (221539): [] finish_lock_switch+0xbc/0x1e8 [ 38.604831][ T4307] hardirqs last disabled at (221540): [] el1_dbg+0x24/0x80 [ 38.607046][ T4307] softirqs last enabled at (221532): [] __do_softirq+0xd88/0xff4 [ 38.609396][ T4307] softirqs last disabled at (221513): [] ____do_softirq+0x14/0x20 [ 38.611747][ T4307] ---[ end trace 0000000000000000 ]---