Warning: Permanently added '10.128.0.168' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 parsed 1 programs [ 32.072948][ T4326] cgroup: Unknown subsys name 'net' [ 32.344416][ T4326] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.668361][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 39.514085][ T244] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.515627][ T244] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.517432][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 39.529300][ T244] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.530693][ T244] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.532319][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 39.997162][ T4367] chnl_net:caif_netlink_parms(): no params data found [ 40.026750][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.028142][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.029809][ T4367] device bridge_slave_0 entered promiscuous mode [ 40.033340][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.034731][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.036356][ T4367] device bridge_slave_1 entered promiscuous mode [ 40.044015][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.046696][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.054305][ T4367] team0: Port device team_slave_0 added [ 40.056242][ T4367] team0: Port device team_slave_1 added [ 40.061856][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.063006][ T4367] 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. [ 40.067047][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.069691][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.070763][ T4367] 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. [ 40.075150][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.122340][ T4367] device hsr_slave_0 entered promiscuous mode [ 40.171347][ T4367] device hsr_slave_1 entered promiscuous mode [ 40.248924][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.263612][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.292549][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.332707][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.386065][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.387452][ T4367] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.388973][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.390271][ T4367] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.408360][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.419252][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.422440][ T244] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.424277][ T244] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.428941][ T4367] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.434669][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.436498][ T1843] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.437683][ T1843] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.439155][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.440669][ T1843] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.441968][ T1843] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.455180][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.457462][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.460354][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.464134][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.466793][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.469342][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.526885][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.528250][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.531748][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.538139][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.539848][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.554056][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.556002][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.557839][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.559282][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.562246][ T4367] device veth0_vlan entered promiscuous mode [ 40.565560][ T4367] device veth1_vlan entered promiscuous mode [ 40.580065][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.585074][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.586599][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.588263][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.590490][ T4367] device veth0_macvtap entered promiscuous mode [ 40.593630][ T4367] device veth1_macvtap entered promiscuous mode [ 40.598486][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.599803][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.601671][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 40.603203][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.604774][ T1843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.607907][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.609236][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.610797][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.614172][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.615645][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.617197][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.618659][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.760898][ T4397] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.763126][ T4397] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.764487][ T4397] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.765949][ T4397] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.767508][ T4397] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.768745][ T4397] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:42 executed programs: 0 [ 42.238419][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.240147][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.242040][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.243808][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.245186][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 42.246436][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.413985][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.458371][ T4428] chnl_net:caif_netlink_parms(): no params data found [ 42.474769][ T4428] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.476082][ T4428] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.477706][ T4428] device bridge_slave_0 entered promiscuous mode [ 42.479854][ T4428] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.481589][ T4428] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.483122][ T4428] device bridge_slave_1 entered promiscuous mode [ 42.490250][ T4428] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.492953][ T4428] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.500286][ T4428] team0: Port device team_slave_0 added [ 42.503025][ T4428] team0: Port device team_slave_1 added [ 42.508246][ T4428] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.509489][ T4428] 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. [ 42.514368][ T4428] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.517283][ T4428] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.518529][ T4428] 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. [ 42.523114][ T4428] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.572355][ T4428] device hsr_slave_0 entered promiscuous mode [ 42.621303][ T4428] device hsr_slave_1 entered promiscuous mode [ 42.661167][ T4428] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 42.662517][ T4428] Cannot create hsr debugfs directory [ 44.321288][ T4397] Bluetooth: hci0: command 0x0409 tx timeout [ 44.343056][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.142218][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.222935][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.401856][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 47.226197][ T4428] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.433571][ T4428] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.472302][ T4428] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.562618][ T4428] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.703807][ T4428] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.707468][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.708938][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.712384][ T4428] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.775602][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.777973][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.779551][ T244] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.780726][ T244] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.782411][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.785471][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.787164][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.788888][ T244] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.790058][ T244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.793074][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.795737][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.798406][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.800224][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.801943][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.804742][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.806434][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.809482][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.811023][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.814834][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.816346][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.819390][ T4428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.956763][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.958173][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.961848][ T4428] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.968317][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.969971][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.007063][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 48.008742][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.010412][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.012555][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.014740][ T4428] device veth0_vlan entered promiscuous mode [ 48.019047][ T4428] device veth1_vlan entered promiscuous mode [ 48.025408][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.026942][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.028435][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.030091][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.033381][ T4428] device veth0_macvtap entered promiscuous mode [ 48.035881][ T4428] device veth1_macvtap entered promiscuous mode [ 48.040303][ T4428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 48.042559][ T4428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.044837][ T4428] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.083455][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.085043][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.086576][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.088236][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.090647][ T4428] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 48.092600][ T4428] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 48.094703][ T4428] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.096046][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.097757][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.100466][ T4428] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.102239][ T4428] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.103969][ T4428] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.105363][ T4428] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.127215][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.130546][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.183145][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 48.190358][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.191946][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.193797][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:48 executed programs: 2 [ 48.336682][ T4533] loop0: detected capacity change from 0 to 32768 [ 48.358137][ T4533] JBD2: Ignoring recovery information on journal [ 48.381674][ T4533] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 48.389189][ T4533] (syz.0.17,4533,1):ocfs2_remount:623 ERROR: Cannot change heartbeat mode on remount [ 48.394845][ T4533] FAULT_INJECTION: forcing a failure. [ 48.394845][ T4533] name failslab, interval 1, probability 0, space 0, times 1 [ 48.397394][ T4533] CPU: 1 PID: 4533 Comm: syz.0.17 Not tainted syzkaller #0 [ 48.398513][ T4533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.400076][ T4533] Call trace: [ 48.400668][ T4533] dump_backtrace+0x1c0/0x1ec [ 48.401502][ T4533] show_stack+0x2c/0x3c [ 48.402249][ T4533] __dump_stack+0x30/0x40 [ 48.403130][ T4533] dump_stack_lvl+0xf4/0x15c [ 48.403965][ T4533] dump_stack+0x1c/0x5c [ 48.404643][ T4533] should_fail_ex+0x3c0/0x518 [ 48.405457][ T4533] __should_failslab+0xc0/0x120 [ 48.406323][ T4533] should_failslab+0x10/0x28 [ 48.407174][ T4533] __kmem_cache_alloc_node+0x7c/0x314 [ 48.408130][ T4533] __kmalloc_node+0xdc/0x17c [ 48.408947][ T4533] memcg_alloc_slab_cgroups+0x90/0x160 [ 48.409878][ T4533] slab_post_alloc_hook+0xc0/0x430 [ 48.410771][ T4533] kmem_cache_alloc_lru+0x1a4/0x280 [ 48.411800][ T4533] __d_alloc+0x44/0x684 [ 48.412536][ T4533] d_alloc_parallel+0x7c/0x113c [ 48.413379][ T4533] __lookup_slow+0x114/0x38c [ 48.414137][ T4533] lookup_one_unlocked+0x144/0x264 [ 48.415007][ T4533] reconnect_path+0x288/0x664 [ 48.415826][ T4533] exportfs_decode_fh_raw+0x200/0x56c [ 48.416780][ T4533] exportfs_decode_fh+0x50/0x80 [ 48.417642][ T4533] do_handle_open+0x4dc/0x8d0 [ 48.418542][ T4533] __arm64_sys_open_by_handle_at+0x80/0x94 [ 48.419570][ T4533] invoke_syscall+0x98/0x2b4 [ 48.420407][ T4533] el0_svc_common+0x138/0x258 [ 48.421217][ T4533] do_el0_svc+0x58/0x130 [ 48.422046][ T4533] el0_svc+0x58/0x128 [ 48.422696][ T4533] el0t_64_sync_handler+0x84/0xf0 [ 48.423616][ T4533] el0t_64_sync+0x18c/0x190 [ 48.425407][ T39] device hsr_slave_0 left promiscuous mode [ 48.439065][ T4428] ocfs2: Unmounting device (7,0) on (node local) [ 48.461843][ T39] device hsr_slave_1 left promiscuous mode [ 48.492187][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 48.531220][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.532500][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.535228][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.536655][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.538228][ T39] device bridge_slave_1 left promiscuous mode [ 48.539864][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.562590][ T4536] loop0: detected capacity change from 0 to 32768 [ 48.572780][ T4536] JBD2: Ignoring recovery information on journal [ 48.580804][ T4536] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 48.583513][ T39] device bridge_slave_0 left promiscuous mode [ 48.584636][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.588526][ T4536] (syz.0.18,4536,0):ocfs2_remount:623 ERROR: Cannot change heartbeat mode on remount [ 48.596798][ T4428] ocfs2: Unmounting device (7,0) on (node local) [ 48.695855][ T4539] loop0: detected capacity change from 0 to 32768 [ 48.700351][ T4539] JBD2: Ignoring recovery information on journal [ 48.702032][ T39] device veth1_macvtap left promiscuous mode [ 48.703186][ T39] device veth0_macvtap left promiscuous mode [ 48.704307][ T39] device veth1_vlan left promiscuous mode [ 48.705315][ T39] device veth0_vlan left promiscuous mode [ 48.728800][ T4539] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 48.734738][ T4539] (syz.0.19,4539,1):ocfs2_remount:623 ERROR: Cannot change heartbeat mode on remount [ 48.736923][ T4539] FAULT_INJECTION: forcing a failure. [ 48.736923][ T4539] name failslab, interval 1, probability 0, space 0, times 0 [ 48.739083][ T4539] CPU: 1 PID: 4539 Comm: syz.0.19 Not tainted syzkaller #0 [ 48.740260][ T4539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.742004][ T4539] Call trace: [ 48.742576][ T4539] dump_backtrace+0x1c0/0x1ec [ 48.743383][ T4539] show_stack+0x2c/0x3c [ 48.744194][ T4539] __dump_stack+0x30/0x40 [ 48.744894][ T4539] dump_stack_lvl+0xf4/0x15c [ 48.745693][ T4539] dump_stack+0x1c/0x5c [ 48.746429][ T4539] should_fail_ex+0x3c0/0x518 [ 48.747248][ T4539] __should_failslab+0xc0/0x120 [ 48.748092][ T4539] should_failslab+0x10/0x28 [ 48.748921][ T4539] __kmem_cache_alloc_node+0x7c/0x314 [ 48.749864][ T4539] kmalloc_trace+0x48/0x94 [ 48.750614][ T4539] ocfs2_dentry_attach_lock+0x3d4/0xd24 [ 48.751605][ T4539] ocfs2_lookup+0x378/0xad8 [ 48.752379][ T4539] __lookup_slow+0x25c/0x38c [ 48.753204][ T4539] lookup_one_unlocked+0x144/0x264 [ 48.754075][ T4539] reconnect_path+0x288/0x664 [ 48.754857][ T4539] exportfs_decode_fh_raw+0x200/0x56c [ 48.755789][ T4539] exportfs_decode_fh+0x50/0x80 [ 48.756620][ T4539] do_handle_open+0x4dc/0x8d0 [ 48.757413][ T4539] __arm64_sys_open_by_handle_at+0x80/0x94 [ 48.758458][ T4539] invoke_syscall+0x98/0x2b4 [ 48.759253][ T4539] el0_svc_common+0x138/0x258 [ 48.760040][ T4539] do_el0_svc+0x58/0x130 [ 48.760745][ T4539] el0_svc+0x58/0x128 [ 48.761534][ T4539] el0t_64_sync_handler+0x84/0xf0 [ 48.762408][ T4539] el0t_64_sync+0x18c/0x190 [ 48.766022][ T4539] (syz.0.19,4539,1):ocfs2_dentry_attach_lock:282 ERROR: status = -12 [ 48.767810][ T4539] (syz.0.19,4539,1):ocfs2_lookup:163 ERROR: status = -12 [ 48.772432][ T4428] BUG: Dentry 000000009bfb5dcf{i=42a2,n=bus} still in use (1) [unmount of ocfs2 loop0] [ 48.774331][ T4428] ------------[ cut here ]------------ [ 48.775189][ T4428] WARNING: CPU: 0 PID: 4428 at fs/dcache.c:1681 umount_check+0x180/0x1bc [ 48.776606][ T4428] Modules linked in: [ 48.777240][ T4428] CPU: 0 PID: 4428 Comm: syz-executor Not tainted syzkaller #0 [ 48.778624][ T4428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.780361][ T4428] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.781671][ T4428] pc : umount_check+0x180/0x1bc [ 48.782534][ T4428] lr : umount_check+0x180/0x1bc [ 48.783305][ T4428] sp : ffff800021237870 [ 48.783980][ T4428] x29: ffff800021237870 x28: ffff0000eae555a8 x27: ffff0000eae55cf0 [ 48.785378][ T4428] x26: ffff0000eae55490 x25: ffff0000eae55be8 x24: ffff0000dad50000 [ 48.786736][ T4428] x23: dfff800000000000 x22: ffff8000158c9680 x21: 0000000000000001 [ 48.788076][ T4428] x20: 00000000000042a2 x19: ffff0000eae55be8 x18: ffff800011b9bf60 [ 48.789484][ T4428] x17: 6e755b2029312820 x16: ffff8000082d92bc x15: 0000000000000000 [ 48.790950][ T4428] x14: 0000000000000001 x13: 1ffff00004246e74 x12: 0000000000ff0100 [ 48.792358][ T4428] x11: ff00800008311668 x10: 0000000000000000 x9 : 9b207ee196e66f00 [ 48.793704][ T4428] x8 : 9b207ee196e66f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.795040][ T4428] x5 : ffff800021237338 x4 : ffff800015304cc0 x3 : ffff80000a891730 [ 48.796437][ T4428] x2 : ffff00019f531d10 x1 : 0000000100000002 x0 : 0000000000000055 [ 48.797821][ T4428] Call trace: [ 48.798433][ T4428] umount_check+0x180/0x1bc [ 48.799265][ T4428] d_walk+0x1b8/0x654 [ 48.799987][ T4428] do_one_tree+0x40/0xf0 [ 48.800735][ T4428] shrink_dcache_for_umount+0x68/0x114 [ 48.801741][ T4428] generic_shutdown_super+0x68/0x324 [ 48.802645][ T4428] kill_block_super+0x70/0xdc [ 48.803455][ T4428] deactivate_locked_super+0xac/0x120 [ 48.804409][ T4428] deactivate_super+0xe4/0x104 [ 48.805295][ T4428] cleanup_mnt+0x390/0x418 [ 48.806002][ T4428] __cleanup_mnt+0x20/0x30 [ 48.806841][ T4428] task_work_run+0x1ec/0x278 [ 48.807666][ T4428] do_notify_resume+0x1fa0/0x2aa4 [ 48.808557][ T4428] el0_svc+0x98/0x128 [ 48.809262][ T4428] el0t_64_sync_handler+0x84/0xf0 [ 48.810169][ T4428] el0t_64_sync+0x18c/0x190 [ 48.810977][ T4428] irq event stamp: 186916 [ 48.811803][ T4428] hardirqs last enabled at (186915): [] __up_console_sem+0xb4/0xfc [ 48.813483][ T4428] hardirqs last disabled at (186916): [] el1_dbg+0x24/0x80 [ 48.815055][ T4428] softirqs last enabled at (186842): [] local_bh_enable+0x10/0x34 [ 48.816812][ T4428] softirqs last disabled at (186840): [] local_bh_disable+0x10/0x34 [ 48.818580][ T4428] ---[ end trace 0000000000000000 ]--- [ 48.835994][ T4428] ocfs2: Unmounting device (7,0) on (node local) [ 48.837884][ T4428] VFS: Busy inodes after unmount of loop0 (ocfs2) [ 48.837943][ T4428] ------------[ cut here ]------------ [ 48.839910][ T4428] kernel BUG at fs/super.c:505! [ 48.840698][ T4428] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 48.841953][ T4428] Modules linked in: [ 48.842622][ T4428] CPU: 1 PID: 4428 Comm: syz-executor Tainted: G W syzkaller #0 [ 48.843990][ T4428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.845702][ T4428] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.846989][ T4428] pc : generic_shutdown_super+0x320/0x324 [ 48.847909][ T4428] lr : generic_shutdown_super+0x320/0x324 [ 48.848906][ T4428] sp : ffff8000212379a0 [ 48.849647][ T4428] x29: ffff8000212379a0 x28: 1ffff00002a43a68 x27: dfff800000000000 [ 48.851019][ T4428] x26: 0000000000000002 x25: 0000000000000002 x24: 1fffe0001b5aa0fb [ 48.852471][ T4428] x23: dfff800000000000 x22: ffff800011f76ec0 x21: 0000000000000000 [ 48.853927][ T4428] x20: ffff8000158c9680 x19: ffff0000dad50000 x18: 0000000000000000 [ 48.855401][ T4428] x17: ffff80018a3dd000 x16: ffff8000082d92bc x15: 0000000000000000 [ 48.856806][ T4428] x14: 0000000000000001 x13: 1fffe00033eaa5a3 x12: 0000000000ff0100 [ 48.858186][ T4428] x11: ff00800008311668 x10: 0000000000000000 x9 : 9b207ee196e66f00 [ 48.859643][ T4428] x8 : 9b207ee196e66f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 48.861002][ T4428] x5 : ffff800021237478 x4 : ffff800015304cc0 x3 : ffff8000085388c8 [ 48.862481][ T4428] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000002f [ 48.863948][ T4428] Call trace: [ 48.864538][ T4428] generic_shutdown_super+0x320/0x324 [ 48.865547][ T4428] kill_block_super+0x70/0xdc [ 48.866365][ T4428] deactivate_locked_super+0xac/0x120 [ 48.867383][ T4428] deactivate_super+0xe4/0x104 [ 48.868201][ T4428] cleanup_mnt+0x390/0x418 [ 48.868975][ T4428] __cleanup_mnt+0x20/0x30 [ 48.869720][ T4428] task_work_run+0x1ec/0x278 [ 48.870508][ T4428] do_notify_resume+0x1fa0/0x2aa4 [ 48.871455][ T4428] el0_svc+0x98/0x128 [ 48.872185][ T4428] el0t_64_sync_handler+0x84/0xf0 [ 48.873058][ T4428] el0t_64_sync+0x18c/0x190 [ 48.873893][ T4428] Code: d0049520 91358000 911aa261 95d90926 (d4210000) [ 48.875103][ T4428] ---[ end trace 0000000000000000 ]--- [ 49.081461][ T4428] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 49.082805][ T4428] SMP: stopping secondary CPUs [ 49.083623][ T4428] Kernel Offset: disabled [ 49.084344][ T4428] CPU features: 0x080000,000f0097,a65bfea7 [ 49.085390][ T4428] Memory Limit: none [ 49.295829][ T4428] Rebooting in 86400 seconds..