Warning: Permanently added '10.128.0.123' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.266913][ T4326] cgroup: Unknown subsys name 'net' [ 33.483872][ T4326] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.768369][ T4326] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 39.451686][ T4367] chnl_net:caif_netlink_parms(): no params data found [ 39.468765][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.469960][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.471818][ T4367] device bridge_slave_0 entered promiscuous mode [ 39.474281][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.475467][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.476895][ T4367] device bridge_slave_1 entered promiscuous mode [ 39.539385][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.541919][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.548832][ T4367] team0: Port device team_slave_0 added [ 39.550473][ T4367] team0: Port device team_slave_1 added [ 39.555898][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.556936][ 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. [ 39.560642][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.563369][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.564415][ 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. [ 39.568319][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.612376][ T4367] device hsr_slave_0 entered promiscuous mode [ 39.651254][ T4367] device hsr_slave_1 entered promiscuous mode [ 39.745197][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.772605][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.803453][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.832425][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.889824][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.890881][ T4367] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.892313][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.893470][ T4367] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.910732][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.915070][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.917314][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.918922][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.924014][ T4367] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.926800][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.928310][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.929467][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.932929][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.934440][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.935659][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.943571][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.945043][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.947829][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.949648][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.953901][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.955356][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.957998][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.959484][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.963756][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.014661][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 40.015889][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 40.019225][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.033380][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 40.034947][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 40.040415][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 40.042300][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 40.044013][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 40.045311][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 40.047928][ T4367] device veth0_vlan entered promiscuous mode [ 40.050937][ T4367] device veth1_vlan entered promiscuous mode [ 40.059058][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 40.060498][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 40.063007][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 40.064523][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 40.067056][ T4367] device veth0_macvtap entered promiscuous mode [ 40.069308][ T4367] device veth1_macvtap entered promiscuous mode [ 40.083084][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.084408][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 40.085913][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 40.087291][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 40.088659][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 40.091705][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.092810][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 40.094337][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 40.097156][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.098401][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.099728][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.102172][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.435241][ T1581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.436551][ T1581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.438189][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.446752][ T1581] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.447904][ T1581] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.449594][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 40.523476][ T4417] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.525031][ T4417] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.526299][ T4417] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.527798][ T4417] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.529144][ T4417] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.530327][ T4417] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.133705][ T39] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:41 executed programs: 0 [ 41.391827][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.393302][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.394556][ T4416] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.396049][ T4416] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.397433][ T4416] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 41.398618][ T4416] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.440774][ T4435] chnl_net:caif_netlink_parms(): no params data found [ 41.455268][ T4435] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.456453][ T4435] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.457941][ T4435] device bridge_slave_0 entered promiscuous mode [ 41.459844][ T4435] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.460887][ T4435] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.462902][ T4435] device bridge_slave_1 entered promiscuous mode [ 41.470491][ T4435] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.473251][ T4435] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.479808][ T4435] team0: Port device team_slave_0 added [ 41.481949][ T4435] team0: Port device team_slave_1 added [ 41.487901][ T4435] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.489035][ T4435] 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. [ 41.493653][ T4435] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.495960][ T4435] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.496941][ T4435] 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. [ 41.500878][ T4435] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.552257][ T4435] device hsr_slave_0 entered promiscuous mode [ 41.601264][ T4435] device hsr_slave_1 entered promiscuous mode [ 41.651099][ T4435] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.652418][ T4435] Cannot create hsr debugfs directory [ 43.461723][ T4416] Bluetooth: hci0: command 0x0409 tx timeout [ 43.682231][ T39] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.541086][ T4416] Bluetooth: hci0: command 0x041b tx timeout [ 45.752137][ T39] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.853205][ T39] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.977474][ T4435] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.062842][ T4435] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.153329][ T4435] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.192134][ T4435] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.282456][ T4435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.286023][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.287522][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.289958][ T4435] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.323215][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.325170][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.326614][ T1581] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.327722][ T1581] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.329198][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.331861][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.333409][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.335057][ T1581] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.336137][ T1581] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.338647][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.341763][ T1612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.344488][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.346272][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.347858][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.350332][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.353021][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.355733][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.357183][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.359658][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.361419][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.424008][ T4435] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.475690][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.476939][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.479973][ T4435] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.486578][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.488209][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.496100][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.497544][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.499407][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.500690][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.611138][ T4416] Bluetooth: hci0: command 0x040f tx timeout [ 47.825392][ T4435] device veth0_vlan entered promiscuous mode [ 47.829958][ T4435] device veth1_vlan entered promiscuous mode [ 47.837433][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.839325][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.840785][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.842685][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.845349][ T4435] device veth0_macvtap entered promiscuous mode [ 47.847675][ T4435] device veth1_macvtap entered promiscuous mode [ 47.852753][ T4435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 47.854329][ T4435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.856314][ T4435] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.857520][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.859104][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.860519][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.862813][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.865232][ T4435] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 47.866823][ T4435] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 47.868837][ T4435] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.869934][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.873505][ T1581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.902793][ T4435] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.904096][ T4435] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.905895][ T4435] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.907489][ T4435] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.928832][ T1581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.933988][ T1581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.936239][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.938503][ T1581] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.939760][ T1581] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.243625][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.338415][ T39] device hsr_slave_0 left promiscuous mode [ 48.371299][ T39] device hsr_slave_1 left promiscuous mode [ 48.434933][ T4506] loop0: detected capacity change from 0 to 32768 [ 48.443817][ T4506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 48.445177][ T4506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 48.450160][ T4506] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 48.452059][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 48.453225][ T39] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 48.455266][ T39] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 48.455643][ T4458] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 48.456438][ T39] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 48.457377][ T4458] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 48.460036][ T39] device bridge_slave_1 left promiscuous mode [ 48.462522][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.472161][ T4458] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 14ms [ 48.474698][ T4458] gfs2: fsid=syz:syz.0: jid=0: Done [ 48.475734][ T4506] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 48.512412][ T39] device bridge_slave_0 left promiscuous mode [ 48.513487][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.530699][ T4506] gfs2: fsid=syz:syz.0: found 1 quota changes [ 48.549977][ T4435] ------------[ cut here ]------------ [ 48.550892][ T4435] WARNING: CPU: 0 PID: 4435 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 48.552475][ T4435] Modules linked in: [ 48.553047][ T4435] CPU: 0 PID: 4435 Comm: syz-executor Not tainted syzkaller #0 [ 48.554253][ T4435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.555788][ T4435] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.557151][ T4435] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 48.558021][ T4435] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 48.558939][ T4435] sp : ffff800020d772c0 [ 48.559625][ T4435] x29: ffff800020d772e0 x28: 1fffff80006df448 x27: dfff800000000000 [ 48.560942][ T4435] x26: 0000000000000000 x25: ffff0000c5363e90 x24: 0000000000000001 [ 48.562230][ T4435] x23: 0000000000000000 x22: fffffc00036fa248 x21: 1fffe00018a6c7d2 [ 48.563650][ T4435] x20: ffff0000d7e02250 x19: fffffc00036fa240 x18: ffff800011b7bf60 [ 48.565075][ T4435] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 48.566529][ T4435] x14: 0000000000000001 x13: 1fffe00018a6c7d2 x12: 0000000000ff0100 [ 48.567926][ T4435] x11: ff00800008708680 x10: 0000000000000000 x9 : ffff800008708680 [ 48.569221][ T4435] x8 : ffff0000cd4db780 x7 : ffff800008707e24 x6 : 0000000000000000 [ 48.570577][ T4435] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a560e8 [ 48.571857][ T4435] x2 : ffff0000ced60060 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.573269][ T4435] Call trace: [ 48.573782][ T4435] __folio_mark_dirty+0x8a0/0xcd8 [ 48.574545][ T4435] mark_buffer_dirty+0x2b8/0x5c0 [ 48.575288][ T4435] gfs2_unpin+0x120/0x8fc [ 48.575936][ T4435] buf_lo_after_commit+0x140/0x188 [ 48.576700][ T4435] gfs2_log_flush+0xbf0/0x1b10 [ 48.577443][ T4435] do_sync+0x8cc/0xaec [ 48.578099][ T4435] gfs2_quota_sync+0x2cc/0x500 [ 48.578835][ T4435] gfs2_sync_fs+0x4c/0xc4 [ 48.579537][ T4435] sync_filesystem+0xe8/0x218 [ 48.580226][ T4435] generic_shutdown_super+0x70/0x324 [ 48.581310][ T4435] kill_block_super+0x70/0xdc [ 48.582021][ T4435] gfs2_kill_sb+0xc0/0xd4 [ 48.582693][ T4435] deactivate_locked_super+0xac/0x120 [ 48.583587][ T4435] deactivate_super+0xe4/0x104 [ 48.584284][ T4435] cleanup_mnt+0x390/0x418 [ 48.584954][ T4435] __cleanup_mnt+0x20/0x30 [ 48.585643][ T4435] task_work_run+0x1ec/0x278 [ 48.586346][ T4435] get_signal+0x111c/0x1304 [ 48.587058][ T4435] do_notify_resume+0x33c/0x2aa4 [ 48.587806][ T4435] el0_svc+0x98/0x128 [ 48.588444][ T4435] el0t_64_sync_handler+0x84/0xf0 [ 48.589262][ T4435] el0t_64_sync+0x18c/0x190 [ 48.589968][ T4435] irq event stamp: 160102 [ 48.590638][ T4435] hardirqs last enabled at (160101): [] folio_memcg_lock+0xe8/0x1f4 [ 48.592132][ T4435] hardirqs last disabled at (160102): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.593631][ T4435] softirqs last enabled at (159736): [] local_bh_enable+0x10/0x34 [ 48.595133][ T4435] softirqs last disabled at (159734): [] local_bh_disable+0x10/0x34 [ 48.596697][ T4435] ---[ end trace 0000000000000000 ]--- [ 48.603384][ T9] ------------[ cut here ]------------ [ 48.604270][ T9] WARNING: CPU: 1 PID: 9 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 48.605797][ T9] Modules linked in: [ 48.606384][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Tainted: G W syzkaller #0 [ 48.607740][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.609221][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 48.610128][ T9] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.611299][ T9] pc : __folio_start_writeback+0x88c/0xa7c [ 48.612242][ T9] lr : __folio_start_writeback+0x88c/0xa7c [ 48.613105][ T9] sp : ffff80001c9a6c80 [ 48.613711][ T9] x29: ffff80001c9a6d60 x28: dfff800000000000 x27: 0000000000000000 [ 48.615005][ T9] x26: ffff700003934d98 x25: 0000000000000000 x24: ffff0000d7e02ce0 [ 48.616292][ T9] x23: ffff80001c9a6ce0 x22: ffff0000c5363ce8 x21: 0000000000000001 [ 48.617590][ T9] x20: fffffc00030e5388 x19: fffffc00030e5380 x18: ffff800011b7bf60 [ 48.618808][ T9] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 48.620035][ T9] x14: 0000000000000001 x13: 1fffff800061ca70 x12: 0000000000ff0100 [ 48.621219][ T9] x11: ff0080000870ab8c x10: 0000000000000000 x9 : ffff80000870ab8c [ 48.622435][ T9] x8 : ffff0000c09a8000 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.623706][ T9] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870a638 [ 48.624882][ T9] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.626167][ T9] Call trace: [ 48.626707][ T9] __folio_start_writeback+0x88c/0xa7c [ 48.627510][ T9] set_page_writeback+0x5c/0x7c [ 48.628252][ T9] gfs2_aspace_writepage+0x514/0x6dc [ 48.629054][ T9] __writepage+0x70/0x184 [ 48.629693][ T9] write_cache_pages+0x74c/0xde8 [ 48.630394][ T9] do_writepages+0x318/0x504 [ 48.631082][ T9] filemap_fdatawrite_wbc+0x124/0x174 [ 48.631917][ T9] filemap_fdatawrite+0xd0/0x12c [ 48.632677][ T9] gfs2_write_inode+0x234/0x34c [ 48.633414][ T9] __writeback_single_inode+0x5e0/0x1554 [ 48.634238][ T9] writeback_sb_inodes+0x858/0x143c [ 48.634966][ T9] wb_writeback+0x414/0xfcc [ 48.635647][ T9] wb_workfn+0x360/0xe18 [ 48.636310][ T9] process_one_work+0x7f8/0x13a4 [ 48.637053][ T9] worker_thread+0x8c4/0xfec [ 48.637759][ T9] kthread+0x250/0x2d8 [ 48.638373][ T9] ret_from_fork+0x10/0x20 [ 48.639042][ T9] irq event stamp: 68208 [ 48.639745][ T9] hardirqs last enabled at (68207): [] folio_memcg_lock+0xe8/0x1f4 [ 48.641274][ T9] hardirqs last disabled at (68208): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.642744][ T9] softirqs last enabled at (66658): [] batadv_nc_purge_paths+0x2f0/0x378 [ 48.644285][ T9] softirqs last disabled at (66656): [] batadv_nc_purge_paths+0xd0/0x378 [ 48.645815][ T9] ---[ end trace 0000000000000000 ]--- [ 48.649710][ C1] ------------[ cut here ]------------ [ 48.650506][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 48.651997][ C1] Modules linked in: [ 48.652604][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 48.653944][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 48.655438][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.656674][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 48.657565][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 48.658405][ C1] sp : ffff80001ca77970 [ 48.659040][ C1] x29: ffff80001ca77990 x28: dfff800000000000 x27: ffff0000c5363ce8 [ 48.660193][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff800061ca70 [ 48.661485][ C1] x23: 0000000000000001 x22: ffff0000d7e02ce0 x21: ffff0000d7e02ce8 [ 48.662683][ C1] x20: 0000000000000001 x19: fffffc00030e5380 x18: ffff800011b7bf60 [ 48.663905][ C1] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 48.665173][ C1] x14: 0000000000000003 x13: 1ffff0000394ef20 x12: 0000000000ff0100 [ 48.666273][ C1] x11: ff0080000870a104 x10: 0000000000000000 x9 : ffff80000870a104 [ 48.667437][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 48.668650][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 48.669897][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.671092][ C1] Call trace: [ 48.671568][ C1] __folio_end_writeback+0x7d0/0x9cc [ 48.672336][ C1] folio_end_writeback+0x12c/0x410 [ 48.673126][ C1] end_page_writeback+0x58/0x74 [ 48.673815][ C1] end_buffer_async_write+0x32c/0x4f4 [ 48.674517][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 48.675320][ C1] bio_endio+0x750/0x794 [ 48.675952][ C1] blk_update_request+0x49c/0xbec [ 48.676725][ C1] blk_mq_end_request+0x54/0x88 [ 48.677394][ C1] lo_complete_rq+0x1ec/0x250 [ 48.678115][ C1] blk_done_softirq+0x11c/0x168 [ 48.678819][ C1] handle_softirqs+0x318/0xc60 [ 48.679544][ C1] run_ksoftirqd+0x7c/0x2ac [ 48.680223][ C1] smpboot_thread_fn+0x4b0/0x964 [ 48.680970][ C1] kthread+0x250/0x2d8 [ 48.681635][ C1] ret_from_fork+0x10/0x20 [ 48.682282][ C1] irq event stamp: 381821 [ 48.682943][ C1] hardirqs last enabled at (381820): [] folio_memcg_lock+0xe8/0x1f4 [ 48.684434][ C1] hardirqs last disabled at (381821): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 48.685909][ C1] softirqs last enabled at (381796): [] handle_softirqs+0xaec/0xc60 [ 48.687414][ C1] softirqs last disabled at (381801): [] run_ksoftirqd+0x7c/0x2ac [ 48.688794][ C1] ---[ end trace 0000000000000000 ]---