Warning: Permanently added '10.128.1.184' (ED25519) to the list of known hosts. 1970/01/01 00:00:28 parsed 1 programs [ 29.656556][ T4325] cgroup: Unknown subsys name 'net' [ 29.946558][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 30.218224][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 35.239799][ T642] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.240974][ T642] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.242425][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 35.255088][ T1693] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.256317][ T1693] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.257807][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 36.015642][ T4367] chnl_net:caif_netlink_parms(): no params data found [ 36.031874][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.033059][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.035335][ T4367] device bridge_slave_0 entered promiscuous mode [ 36.038005][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.039128][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.040553][ T4367] device bridge_slave_1 entered promiscuous mode [ 36.048007][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.050746][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.058490][ T4367] team0: Port device team_slave_0 added [ 36.060190][ T4367] team0: Port device team_slave_1 added [ 36.067447][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.068574][ 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. [ 36.072593][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.076113][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.077232][ 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. [ 36.081085][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.115739][ T4367] device hsr_slave_0 entered promiscuous mode [ 36.164287][ T4367] device hsr_slave_1 entered promiscuous mode [ 36.248642][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.275286][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.305008][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.352067][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 36.423801][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.427652][ T1693] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 36.429297][ T1693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.431897][ T4367] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.441990][ T1693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 36.443913][ T1693] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.445839][ T1693] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.446947][ T1693] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.448505][ T1693] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 36.451091][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 36.452740][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.454292][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.455448][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.458934][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 36.461481][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 36.463989][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 36.466130][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.467706][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.478380][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 36.480074][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.482558][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 36.483947][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.487239][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 36.488785][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.491129][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.544884][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.546135][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.549522][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.555074][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 36.556639][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.562557][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 36.563953][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.566015][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.567453][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.577218][ T4367] device veth0_vlan entered promiscuous mode [ 36.580244][ T4367] device veth1_vlan entered promiscuous mode [ 36.590103][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.591622][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.593044][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 36.595536][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.598328][ T4367] device veth0_macvtap entered promiscuous mode [ 36.600439][ T4367] device veth1_macvtap entered promiscuous mode [ 36.613789][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.615470][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.617016][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 36.618439][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 36.619899][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.622314][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.623513][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 36.625451][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.627787][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.629168][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.630490][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.631705][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.719474][ T4402] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.720940][ T4402] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.722291][ T4402] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.723723][ T4402] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.725603][ T4402] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 36.726813][ T4402] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:38 executed programs: 0 [ 38.192598][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.194461][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.195821][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.197230][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.198454][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.199732][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.376506][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.416252][ T4431] chnl_net:caif_netlink_parms(): no params data found [ 38.430889][ T4431] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.432012][ T4431] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.433367][ T4431] device bridge_slave_0 entered promiscuous mode [ 38.435670][ T4431] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.436766][ T4431] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.438124][ T4431] device bridge_slave_1 entered promiscuous mode [ 38.445393][ T4431] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.447787][ T4431] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.454432][ T4431] team0: Port device team_slave_0 added [ 38.456280][ T4431] team0: Port device team_slave_1 added [ 38.461651][ T4431] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.462781][ T4431] 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. [ 38.467126][ T4431] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.469340][ T4431] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.470358][ T4431] 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. [ 38.474686][ T4431] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.514934][ T4431] device hsr_slave_0 entered promiscuous mode [ 38.554375][ T4431] device hsr_slave_1 entered promiscuous mode [ 38.594192][ T4431] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.595445][ T4431] Cannot create hsr debugfs directory [ 40.234343][ T4402] Bluetooth: hci0: command 0x0409 tx timeout [ 40.905116][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.135230][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.225731][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.324183][ T4402] Bluetooth: hci0: command 0x041b tx timeout [ 43.148743][ T4431] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 43.205017][ T4431] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 43.285788][ T4431] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.325012][ T4431] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.425013][ T4431] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.428274][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.429715][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.432137][ T4431] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.435216][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.436717][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.438203][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.439355][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.440888][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.443251][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.448174][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.449730][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.450854][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.507401][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.510035][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.512573][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.514594][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.516084][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.518729][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.520526][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.523591][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.525282][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.527712][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.529258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.531690][ T4431] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.628451][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.629705][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.632771][ T4431] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.638237][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.639824][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.645186][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.646730][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.648374][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.649706][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.651400][ T4431] device veth0_vlan entered promiscuous mode [ 43.654531][ T4431] device veth1_vlan entered promiscuous mode [ 43.660429][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.661813][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.663155][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.665989][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.706147][ T4431] device veth0_macvtap entered promiscuous mode [ 43.708473][ T4431] device veth1_macvtap entered promiscuous mode [ 43.712611][ T4431] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 43.714044][ T4431] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.715907][ T4431] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.716988][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.718453][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.719840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.721417][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.723537][ T4431] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 43.725414][ T4431] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.727312][ T4431] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.728551][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.730080][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.732605][ T4431] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.733962][ T4431] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.735480][ T4431] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.736856][ T4431] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.777584][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.778850][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.780401][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.787764][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.788826][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.790379][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 43.827141][ T11] device hsr_slave_0 left promiscuous mode [ 43.844511][ T11] device hsr_slave_1 left promiscuous mode [ 43.934234][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 43.935246][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 43.936990][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 43.938081][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 43.940157][ T11] device bridge_slave_1 left promiscuous mode [ 43.941430][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.947385][ T4534] loop0: detected capacity change from 0 to 32768 [ 43.956972][ T4534] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.958166][ T4534] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.962640][ T4534] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 43.965249][ T4377] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.966355][ T4377] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.978267][ T4377] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 43.979786][ T4377] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.980726][ T4534] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.986088][ T11] device bridge_slave_0 left promiscuous mode [ 43.987128][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.043834][ T4534] gfs2: fsid=syz:syz.0: found 1 quota changes [ 44.059760][ T4431] ------------[ cut here ]------------ [ 44.060679][ T4431] WARNING: CPU: 0 PID: 4431 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 44.062216][ T4431] Modules linked in: [ 44.062821][ T4431] CPU: 0 PID: 4431 Comm: syz-executor Not tainted syzkaller #0 [ 44.063944][ T4431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.065470][ T4431] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 44.066655][ T4431] pc : __folio_mark_dirty+0x8a0/0xce0 [ 44.067451][ T4431] lr : __folio_mark_dirty+0x8a0/0xce0 [ 44.068260][ T4431] sp : ffff800020e073c0 [ 44.068889][ T4431] x29: ffff800020e073e0 x28: 1fffff8000660740 x27: dfff800000000000 [ 44.070195][ T4431] x26: 0000000000000000 x25: ffff0000c5513e90 x24: 0000000000000001 [ 44.071325][ T4431] x23: 0000000000000000 x22: fffffc0003303a08 x21: 1fffe00018aa27d2 [ 44.072504][ T4431] x20: ffff0000cf016250 x19: fffffc0003303a00 x18: ffff800011a6bd40 [ 44.073677][ T4431] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 44.074830][ T4431] x14: ffff0000cba8a658 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 44.076041][ T4431] x11: ff008000086fe704 x10: 0000000000000000 x9 : ffff8000086fe704 [ 44.077264][ T4431] x8 : ffff0000cba89bc0 x7 : ffff8000086fdea8 x6 : 0000000000000000 [ 44.078485][ T4431] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a49628 [ 44.079631][ T4431] x2 : ffff0000cec26060 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.080840][ T4431] Call trace: [ 44.081313][ T4431] __folio_mark_dirty+0x8a0/0xce0 [ 44.082148][ T4431] mark_buffer_dirty+0x2b8/0x5cc [ 44.082944][ T4431] gfs2_unpin+0x120/0x914 [ 44.083597][ T4431] buf_lo_after_commit+0x140/0x188 [ 44.084359][ T4431] gfs2_log_flush+0xbc8/0x1aa0 [ 44.085094][ T4431] do_sync+0x88c/0xa94 [ 44.085702][ T4431] gfs2_quota_sync+0x2e0/0x528 [ 44.086424][ T4431] gfs2_sync_fs+0x4c/0xc4 [ 44.087127][ T4431] sync_filesystem+0xe8/0x218 [ 44.087880][ T4431] generic_shutdown_super+0x70/0x324 [ 44.088664][ T4431] kill_block_super+0x70/0xdc [ 44.089391][ T4431] gfs2_kill_sb+0xc0/0xd4 [ 44.090059][ T4431] deactivate_locked_super+0xac/0x124 [ 44.090888][ T4431] deactivate_super+0xe8/0x108 [ 44.091590][ T4431] cleanup_mnt+0x37c/0x404 [ 44.092206][ T4431] __cleanup_mnt+0x20/0x30 [ 44.092871][ T4431] task_work_run+0x1ec/0x270 [ 44.093585][ T4431] do_notify_resume+0x2038/0x2b28 [ 44.094318][ T4431] el0_svc+0x98/0x138 [ 44.094866][ T4431] el0t_64_sync_handler+0x84/0xf0 [ 44.095616][ T4431] el0t_64_sync+0x18c/0x190 [ 44.096299][ T4431] irq event stamp: 154598 [ 44.096900][ T4431] hardirqs last enabled at (154597): [] folio_memcg_lock+0xe8/0x1fc [ 44.098359][ T4431] hardirqs last disabled at (154598): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 44.099868][ T4431] softirqs last enabled at (154088): [] local_bh_enable+0x10/0x34 [ 44.101252][ T4431] softirqs last disabled at (154086): [] local_bh_disable+0x10/0x34 [ 44.102642][ T4431] ---[ end trace 0000000000000000 ]--- [ 44.115202][ T39] ------------[ cut here ]------------ [ 44.116151][ T39] WARNING: CPU: 1 PID: 39 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 44.117745][ T39] Modules linked in: [ 44.118342][ T39] CPU: 1 PID: 39 Comm: kworker/u4:2 Tainted: G W syzkaller #0 [ 44.119707][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.121197][ T39] Workqueue: writeback wb_workfn (flush-7:0) [ 44.122106][ T39] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 44.123285][ T39] pc : __folio_start_writeback+0x868/0xa68 [ 44.124163][ T39] lr : __folio_start_writeback+0x868/0xa68 [ 44.125075][ T39] sp : ffff80001cd16c80 [ 44.125696][ T39] x29: ffff80001cd16d60 x28: dfff800000000000 x27: 0000000000000000 [ 44.126864][ T39] x26: ffff7000039a2d98 x25: 0000000000000000 x24: ffff0000cf016ce0 [ 44.128077][ T39] x23: ffff80001cd16ce0 x22: ffff0000c5513ce8 x21: 0000000000000001 [ 44.129311][ T39] x20: fffffc0003597d88 x19: fffffc0003597d80 x18: 0000000005b5971f [ 44.130516][ T39] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 44.131720][ T39] x14: ffff0000c4320a98 x13: ffff0000c4320b10 x12: 0000000000ff0100 [ 44.132983][ T39] x11: ff00800008700c1c x10: 0000000000000000 x9 : ffff800008700c1c [ 44.134335][ T39] x8 : ffff0000c4320000 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.135603][ T39] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff8000087006dc [ 44.136823][ T39] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.137987][ T39] Call trace: [ 44.138490][ T39] __folio_start_writeback+0x868/0xa68 [ 44.139283][ T39] set_page_writeback+0x5c/0x7c [ 44.140000][ T39] gfs2_aspace_writepage+0x520/0x6e8 [ 44.140771][ T39] __writepage+0x70/0x18c [ 44.141385][ T39] write_cache_pages+0x73c/0xdd4 [ 44.142147][ T39] do_writepages+0x320/0x4fc [ 44.142782][ T39] filemap_fdatawrite_wbc+0x124/0x174 [ 44.143534][ T39] filemap_fdatawrite+0xc4/0x114 [ 44.144268][ T39] gfs2_write_inode+0x234/0x34c [ 44.144926][ T39] __writeback_single_inode+0x5e0/0x157c [ 44.145805][ T39] writeback_sb_inodes+0x824/0x1404 [ 44.146579][ T39] wb_writeback+0x400/0xfb0 [ 44.147282][ T39] wb_workfn+0x34c/0xd98 [ 44.147961][ T39] process_one_work+0x7f4/0x13a8 [ 44.148704][ T39] worker_thread+0x8c8/0xfbc [ 44.149386][ T39] kthread+0x250/0x2d8 [ 44.149981][ T39] ret_from_fork+0x10/0x20 [ 44.150637][ T39] irq event stamp: 299944 [ 44.151312][ T39] hardirqs last enabled at (299943): [] folio_memcg_lock+0xe8/0x1fc [ 44.152779][ T39] hardirqs last disabled at (299944): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 44.154324][ T39] softirqs last enabled at (299894): [] batadv_nc_purge_paths+0x2f4/0x37c [ 44.155800][ T39] softirqs last disabled at (299892): [] batadv_nc_purge_paths+0xd0/0x37c [ 44.157318][ T39] ---[ end trace 0000000000000000 ]--- [ 44.159291][ C1] ------------[ cut here ]------------ [ 44.160166][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 44.161713][ C1] Modules linked in: [ 44.162268][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 44.163647][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.165244][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 44.166450][ C1] pc : __folio_end_writeback+0x7d4/0x9e0 [ 44.167355][ C1] lr : __folio_end_writeback+0x7d4/0x9e0 [ 44.168130][ C1] sp : ffff80001c8c7960 [ 44.168713][ C1] x29: ffff80001c8c7980 x28: dfff800000000000 x27: ffff0000c5513ce8 [ 44.169874][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff80006b2fb0 [ 44.171164][ C1] x23: 0000000000000001 x22: ffff0000cf016ce0 x21: ffff0000cf016ce8 [ 44.172330][ C1] x20: 0000000000000001 x19: fffffc0003597d80 x18: ffff800011a6bd40 [ 44.173508][ C1] x17: ffff800018186000 x16: ffff8000082d35d8 x15: ffff800017c67000 [ 44.174652][ C1] x14: ffff0000c0a52658 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 44.175909][ C1] x11: ff008000087001a8 x10: 0000000000000000 x9 : ffff8000087001a8 [ 44.177116][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.178331][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 44.179488][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.180810][ C1] Call trace: [ 44.181290][ C1] __folio_end_writeback+0x7d4/0x9e0 [ 44.182071][ C1] folio_end_writeback+0x12c/0x41c [ 44.182853][ C1] end_page_writeback+0x58/0x74 [ 44.183539][ C1] end_buffer_async_write+0x32c/0x508 [ 44.184350][ C1] end_bio_bh_io_sync+0xb0/0x1e0 [ 44.185101][ C1] bio_endio+0x770/0x7b4 [ 44.185723][ C1] blk_update_request+0x49c/0xbec [ 44.186455][ C1] blk_mq_end_request+0x54/0x88 [ 44.187131][ C1] lo_complete_rq+0x1ec/0x250 [ 44.187896][ C1] blk_done_softirq+0x11c/0x168 [ 44.188695][ C1] handle_softirqs+0x318/0xc6c [ 44.189425][ C1] run_ksoftirqd+0x7c/0x2b0 [ 44.190086][ C1] smpboot_thread_fn+0x4b0/0x964 [ 44.190903][ C1] kthread+0x250/0x2d8 [ 44.191520][ C1] ret_from_fork+0x10/0x20 [ 44.192216][ C1] irq event stamp: 404473 [ 44.192888][ C1] hardirqs last enabled at (404472): [] folio_memcg_lock+0xe8/0x1fc [ 44.194321][ C1] hardirqs last disabled at (404473): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 44.195758][ C1] softirqs last enabled at (404448): [] handle_softirqs+0xaf8/0xc6c [ 44.197084][ C1] softirqs last disabled at (404453): [] run_ksoftirqd+0x7c/0x2b0 [ 44.198370][ C1] ---[ end trace 0000000000000000 ]--- [ 44.244339][ T11] device veth1_macvtap left promiscuous mode [ 44.245449][ T11] device veth0_macvtap left promiscuous mode [ 44.246421][ T11] device veth1_vlan left promiscuous mode [ 44.247410][ T11] device veth0_vlan left promiscuous mode