Warning: Permanently added '10.128.1.135' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.505647][ T4339] cgroup: Unknown subsys name 'net' [ 32.769917][ T4339] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.043158][ T4339] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 37.762846][ T4363] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.764503][ T4363] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.765783][ T4363] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.767884][ T4363] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.769351][ T4363] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.770652][ T4363] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.165846][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.167118][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.172205][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.181212][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.182589][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.183849][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.318986][ T4391] chnl_net:caif_netlink_parms(): no params data found [ 38.335603][ T4391] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.336861][ T4391] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.338381][ T4391] device bridge_slave_0 entered promiscuous mode [ 38.340728][ T4391] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.341921][ T4391] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.343283][ T4391] device bridge_slave_1 entered promiscuous mode [ 38.349642][ T4391] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.352025][ T4391] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.358079][ T4391] team0: Port device team_slave_0 added [ 38.360706][ T4391] team0: Port device team_slave_1 added [ 38.365852][ T4391] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.367030][ T4391] 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. [ 38.371365][ T4391] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.373825][ T4391] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.374907][ T4391] 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. [ 38.378771][ T4391] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.409003][ T4391] device hsr_slave_0 entered promiscuous mode [ 38.457595][ T4391] device hsr_slave_1 entered promiscuous mode [ 38.531319][ T4391] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.549253][ T4391] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.588478][ T4391] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.618514][ T4391] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.675155][ T4391] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.676403][ T4391] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.677853][ T4391] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.678952][ T4391] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.696176][ T4391] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.701311][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.703780][ T1605] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.705446][ T1605] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.710516][ T4391] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.714285][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.715873][ T1605] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.717055][ T1605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.721047][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.722730][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.723846][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.729586][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.731857][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.734998][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.739905][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.742169][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.744652][ T4391] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.795447][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.796808][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.801613][ T4391] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.807090][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.813777][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.815596][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.816924][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.820189][ T4391] device veth0_vlan entered promiscuous mode [ 38.823267][ T4391] device veth1_vlan entered promiscuous mode [ 38.840368][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.841847][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.843394][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.846383][ T4391] device veth0_macvtap entered promiscuous mode [ 38.849965][ T4391] device veth1_macvtap entered promiscuous mode [ 38.855148][ T4391] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.856391][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.858770][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.861654][ T4391] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.863010][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.865531][ T4391] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.866878][ T4391] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.868757][ T4391] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.870179][ T4391] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:39 executed programs: 0 [ 39.435621][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.437210][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.439759][ T4365] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.441505][ T4365] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.442893][ T4365] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.444140][ T4365] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.710600][ T4448] chnl_net:caif_netlink_parms(): no params data found [ 39.725440][ T4448] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.726642][ T4448] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.728639][ T4448] device bridge_slave_0 entered promiscuous mode [ 39.730652][ T4448] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.731817][ T4448] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.733266][ T4448] device bridge_slave_1 entered promiscuous mode [ 39.783307][ T4448] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.785779][ T4448] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.793532][ T4448] team0: Port device team_slave_0 added [ 39.795505][ T4448] team0: Port device team_slave_1 added [ 39.800789][ T4448] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.802000][ T4448] 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. [ 39.806048][ T4448] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.809004][ T4448] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.810098][ T4448] 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. [ 39.813997][ T4448] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.838955][ T4448] device hsr_slave_0 entered promiscuous mode [ 39.877555][ T4448] device hsr_slave_1 entered promiscuous mode [ 39.917409][ T4448] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.918714][ T4448] Cannot create hsr debugfs directory [ 40.328487][ T4448] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.527664][ T4363] Bluetooth: hci0: command 0x0409 tx timeout [ 43.238876][ T4448] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.607360][ T4365] Bluetooth: hci0: command 0x041b tx timeout [ 44.768230][ T4448] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.859546][ T4448] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.049621][ T4448] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.189048][ T4448] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.279077][ T4448] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.328447][ T4448] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.426803][ T4448] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.430793][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.432462][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.435264][ T4448] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.438256][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.439861][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.441272][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.442424][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.480013][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.481521][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.483356][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.485003][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.486156][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.489137][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.491660][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.494175][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.495858][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.497560][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.501778][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.503953][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.506950][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.508994][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.511549][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.513085][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.515261][ T4448] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.651502][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.652786][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.655588][ T4448] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.661125][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.662772][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.669249][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.670805][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.672441][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.673869][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.675988][ T4448] device veth0_vlan entered promiscuous mode [ 45.677583][ T4365] Bluetooth: hci0: command 0x040f tx timeout [ 45.678929][ T4448] device veth1_vlan entered promiscuous mode [ 45.685940][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 45.687749][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 45.689211][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 45.690709][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.693088][ T4448] device veth0_macvtap entered promiscuous mode [ 45.695393][ T4448] device veth1_macvtap entered promiscuous mode [ 45.700442][ T59] device hsr_slave_0 left promiscuous mode [ 45.747709][ T59] device hsr_slave_1 left promiscuous mode [ 45.828286][ T59] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.829537][ T59] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.831198][ T59] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.832419][ T59] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.833833][ T59] device bridge_slave_1 left promiscuous mode [ 45.835258][ T59] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.878017][ T59] device bridge_slave_0 left promiscuous mode [ 45.879122][ T59] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.007568][ T59] device veth1_macvtap left promiscuous mode [ 46.008697][ T59] device veth0_macvtap left promiscuous mode [ 46.009630][ T59] device veth1_vlan left promiscuous mode [ 46.010571][ T59] device veth0_vlan left promiscuous mode [ 47.757346][ T4365] Bluetooth: hci0: command 0x0419 tx timeout [ 48.288421][ T59] team0 (unregistering): Port device team_slave_1 removed [ 48.468280][ T59] team0 (unregistering): Port device team_slave_0 removed [ 48.667726][ T59] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 48.868255][ T59] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 50.399112][ T59] bond0 (unregistering): Released all slaves [ 50.712961][ T4448] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.715342][ T4448] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.720706][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.722204][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.723704][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.725392][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.726897][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.728916][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.730678][ T4448] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.732050][ T4448] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.733385][ T4448] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.734765][ T4448] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.754279][ T1605] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.755540][ T1605] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.756915][ T1605] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.765625][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.766881][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.768870][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.918401][ T4468] loop0: detected capacity change from 0 to 32768 [ 50.926178][ T4468] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 50.927841][ T4468] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 50.936829][ T4468] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 50.939752][ T4457] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 50.940835][ T4457] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 50.954829][ T4457] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 50.958395][ T4457] gfs2: fsid=syz:syz.0: jid=0: Done [ 50.959334][ T4468] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 51.074949][ T4448] ------------[ cut here ]------------ [ 51.075978][ T4448] WARNING: CPU: 1 PID: 4448 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 51.077508][ T4448] Modules linked in: [ 51.078146][ T4448] CPU: 1 PID: 4448 Comm: syz-executor Not tainted syzkaller #0 [ 51.079428][ T4448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 51.080992][ T4448] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.082314][ T4448] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 51.083202][ T4448] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 51.084151][ T4448] sp : ffff8000207676a0 [ 51.084775][ T4448] x29: ffff8000207676c0 x28: 1fffff80006af3e0 x27: dfff800000000000 [ 51.086072][ T4448] x26: 0000000000000000 x25: ffff0000c53abe98 x24: 0000000000000001 [ 51.087361][ T4448] x23: 0000000000000000 x22: fffffc0003579f08 x21: 1fffe00018a757d3 [ 51.088724][ T4448] x20: ffff0000d625a250 x19: fffffc0003579f00 x18: ffff800011babf60 [ 51.090054][ T4448] x17: ffff800018381000 x16: ffff8000082d8944 x15: ffff800017e62000 [ 51.091378][ T4448] x14: 0000000000000001 x13: 1fffe00018a757d3 x12: 0000000000ff0100 [ 51.092652][ T4448] x11: ff0080000870ac38 x10: 0000000000000000 x9 : ffff80000870ac38 [ 51.094031][ T4448] x8 : ffff0000cd879c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.095340][ T4448] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a595a0 [ 51.096633][ T4448] x2 : ffff0000ceecc060 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.097971][ T4448] Call trace: [ 51.098523][ T4448] __folio_mark_dirty+0x8a0/0xcd8 [ 51.099412][ T4448] mark_buffer_dirty+0x2b8/0x5c0 [ 51.100202][ T4448] gfs2_unpin+0x120/0x8fc [ 51.100909][ T4448] buf_lo_after_commit+0x140/0x188 [ 51.101737][ T4448] __gfs2_log_flush+0x1290/0x1b38 [ 51.102608][ T4448] gfs2_log_flush+0x3c/0x58 [ 51.103381][ T4448] gfs2_kill_sb+0x5c/0xd4 [ 51.104071][ T4448] deactivate_locked_super+0xac/0x120 [ 51.104997][ T4448] deactivate_super+0xe4/0x104 [ 51.105756][ T4448] cleanup_mnt+0x390/0x418 [ 51.106476][ T4448] __cleanup_mnt+0x20/0x30 [ 51.107182][ T4448] task_work_run+0x1ec/0x278 [ 51.107929][ T4448] do_notify_resume+0x1fa0/0x2aa4 [ 51.108706][ T4448] el0_svc+0x98/0x128 [ 51.109324][ T4448] el0t_64_sync_handler+0x84/0xf0 [ 51.110105][ T4448] el0t_64_sync+0x18c/0x190 [ 51.110835][ T4448] irq event stamp: 159136 [ 51.111550][ T4448] hardirqs last enabled at (159135): [] folio_memcg_lock+0xe8/0x1f4 [ 51.113006][ T4448] hardirqs last disabled at (159136): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.114558][ T4448] softirqs last enabled at (159030): [] local_bh_enable+0x10/0x34 [ 51.116173][ T4448] softirqs last disabled at (159028): [] local_bh_disable+0x10/0x34 [ 51.117653][ T4448] ---[ end trace 0000000000000000 ]--- [ 51.122437][ T4448] ------------[ cut here ]------------ [ 51.123397][ T4448] WARNING: CPU: 1 PID: 4448 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 51.125127][ T4448] Modules linked in: [ 51.125737][ T4448] CPU: 1 PID: 4448 Comm: syz-executor Tainted: G W syzkaller #0 [ 51.127135][ T4448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 51.128655][ T4448] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.129851][ T4448] pc : __folio_start_writeback+0x88c/0xa7c [ 51.130720][ T4448] lr : __folio_start_writeback+0x88c/0xa7c [ 51.131576][ T4448] sp : ffff800020767140 [ 51.132205][ T4448] x29: ffff800020767220 x28: dfff800000000000 x27: 0000000000000000 [ 51.133503][ T4448] x26: ffff7000040ece30 x25: 0000000000000000 x24: ffff0000d625a250 [ 51.134796][ T4448] x23: ffff8000207671a0 x22: ffff0000c53abcf0 x21: 0000000000000001 [ 51.136060][ T4448] x20: fffffc0003579f08 x19: fffffc0003579f00 x18: ffff800011babf60 [ 51.137505][ T4448] x17: ffff800018381000 x16: ffff8000082d8944 x15: 0000000000000000 [ 51.138739][ T4448] x14: 0000000000000001 x13: 1fffff80006af3e0 x12: 0000000000ff0100 [ 51.140147][ T4448] x11: ff0080000870d144 x10: 0000000000000000 x9 : ffff80000870d144 [ 51.141503][ T4448] x8 : ffff0000cd879c00 x7 : ffff80000870cbb0 x6 : 0000000000000000 [ 51.142826][ T4448] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870cbf0 [ 51.144279][ T4448] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.145621][ T4448] Call trace: [ 51.146193][ T4448] __folio_start_writeback+0x88c/0xa7c [ 51.147164][ T4448] set_page_writeback+0x5c/0x7c [ 51.147965][ T4448] gfs2_aspace_writepage+0x514/0x6dc [ 51.148821][ T4448] __gfs2_writepage+0x70/0x184 [ 51.149595][ T4448] write_cache_pages+0x74c/0xde8 [ 51.150559][ T4448] gfs2_ail1_flush+0x7c4/0xa14 [ 51.151487][ T4448] empty_ail1_list+0x130/0x214 [ 51.152285][ T4448] __gfs2_log_flush+0x1568/0x1b38 [ 51.153157][ T4448] gfs2_log_flush+0x3c/0x58 [ 51.153906][ T4448] gfs2_kill_sb+0x5c/0xd4 [ 51.154706][ T4448] deactivate_locked_super+0xac/0x120 [ 51.155659][ T4448] deactivate_super+0xe4/0x104 [ 51.156460][ T4448] cleanup_mnt+0x390/0x418 [ 51.157236][ T4448] __cleanup_mnt+0x20/0x30 [ 51.157951][ T4448] task_work_run+0x1ec/0x278 [ 51.158786][ T4448] do_notify_resume+0x1fa0/0x2aa4 [ 51.159599][ T4448] el0_svc+0x98/0x128 [ 51.160220][ T4448] el0t_64_sync_handler+0x84/0xf0 [ 51.161072][ T4448] el0t_64_sync+0x18c/0x190 [ 51.161821][ T4448] irq event stamp: 159298 [ 51.162499][ T4448] hardirqs last enabled at (159297): [] folio_memcg_lock+0xe8/0x1f4 [ 51.164054][ T4448] hardirqs last disabled at (159298): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.165711][ T4448] softirqs last enabled at (159272): [] handle_softirqs+0xaec/0xc60 [ 51.167172][ T4448] softirqs last disabled at (159139): [] __do_softirq+0x14/0x20 [ 51.168698][ T4448] ---[ end trace 0000000000000000 ]--- [ 51.178777][ C0] ------------[ cut here ]------------ [ 51.179830][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 51.181344][ C0] Modules linked in: [ 51.181877][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 51.183152][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 51.184680][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.185879][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 51.186730][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 51.187628][ C0] sp : ffff80001ca57970 [ 51.188313][ C0] x29: ffff80001ca57990 x28: dfff800000000000 x27: ffff0000c53abcf0 [ 51.189633][ C0] x26: 0000000000000000 x25: 05ffd20000002052 x24: 1fffff8000674a00 [ 51.190914][ C0] x23: 0000000000000001 x22: ffff0000d625b770 x21: ffff0000d625b778 [ 51.192223][ C0] x20: 0000000000000001 x19: fffffc00033a5000 x18: ffff800011babf60 [ 51.193542][ C0] x17: 1fffe00033ea397e x16: ffff8000082d8944 x15: ffff80001523d000 [ 51.194872][ C0] x14: 0000000000000003 x13: 1ffff0000394af20 x12: 0000000000ff0100 [ 51.196242][ C0] x11: ff0080000870c6bc x10: 0000000000000000 x9 : ffff80000870c6bc [ 51.197556][ C0] x8 : ffff0000c09b3800 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.198850][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 51.200133][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.201475][ C0] Call trace: [ 51.202034][ C0] __folio_end_writeback+0x7d0/0x9cc [ 51.202899][ C0] folio_end_writeback+0x12c/0x410 [ 51.203747][ C0] end_page_writeback+0x58/0x74 [ 51.204626][ C0] end_buffer_async_write+0x32c/0x4f4 [ 51.205548][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 51.206390][ C0] bio_endio+0x750/0x794 [ 51.207068][ C0] blk_update_request+0x49c/0xbec [ 51.207902][ C0] blk_mq_end_request+0x54/0x88 [ 51.208687][ C0] lo_complete_rq+0x1ec/0x250 [ 51.209406][ C0] blk_done_softirq+0x11c/0x168 [ 51.210164][ C0] handle_softirqs+0x318/0xc60 [ 51.210889][ C0] run_ksoftirqd+0x7c/0x2ac [ 51.211553][ C0] smpboot_thread_fn+0x4b0/0x964 [ 51.212338][ C0] kthread+0x250/0x2d8 [ 51.212977][ C0] ret_from_fork+0x10/0x20 [ 51.213686][ C0] irq event stamp: 448487 [ 51.214377][ C0] hardirqs last enabled at (448486): [] folio_memcg_lock+0xe8/0x1f4 [ 51.215836][ C0] hardirqs last disabled at (448487): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.217368][ C0] softirqs last enabled at (448476): [] handle_softirqs+0xaec/0xc60 [ 51.218780][ C0] softirqs last disabled at (448481): [] run_ksoftirqd+0x7c/0x2ac [ 51.220294][ C0] ---[ end trace 0000000000000000 ]---