Warning: Permanently added '10.128.0.246' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs 1970/01/01 00:00:31 serving rpc on tcp://46083 [ 32.508801][ T4341] cgroup: Unknown subsys name 'net' [ 32.790905][ T4341] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.075258][ T4341] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.408353][ T4351] chnl_net:caif_netlink_parms(): no params data found [ 38.425420][ T4351] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.426869][ T4351] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.428898][ T4351] device bridge_slave_0 entered promiscuous mode [ 38.431554][ T4351] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.432880][ T4351] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.434530][ T4351] device bridge_slave_1 entered promiscuous mode [ 38.441463][ T4351] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.444024][ T4351] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.450905][ T4351] team0: Port device team_slave_0 added [ 38.452919][ T4351] team0: Port device team_slave_1 added [ 38.458840][ T4351] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.460241][ T4351] 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. [ 38.465108][ T4351] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.468321][ T4351] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.469661][ T4351] 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. [ 38.474908][ T4351] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.529555][ T4351] device hsr_slave_0 entered promiscuous mode [ 38.578196][ T4351] device hsr_slave_1 entered promiscuous mode [ 38.641451][ T4351] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.689385][ T4351] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.729146][ T4351] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.769616][ T4351] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.825775][ T4351] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.827059][ T4351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.828726][ T4351] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.829876][ T4351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.846605][ T4351] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.850582][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.853154][ T56] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.855205][ T56] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.857346][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 38.864570][ T4351] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.869539][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.871461][ T56] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.872886][ T56] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.874592][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.876409][ T56] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.877946][ T56] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.884729][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.886630][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.891148][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.894160][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.897085][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.900922][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.951999][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.953477][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.956789][ T4351] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.964124][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.970316][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.972121][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.973938][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.976381][ T4351] device veth0_vlan entered promiscuous mode [ 38.980415][ T4351] device veth1_vlan entered promiscuous mode [ 38.987022][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.989755][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.991695][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.994332][ T4351] device veth0_macvtap entered promiscuous mode [ 38.996795][ T4351] device veth1_macvtap entered promiscuous mode [ 39.004795][ T4351] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.006298][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.009337][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.013125][ T4351] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.014617][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.017414][ T4351] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.020022][ T4351] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.021484][ T4351] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.022969][ T4351] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.349677][ T56] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.374858][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.376370][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.380879][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 39.386799][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.389697][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.392969][ T1606] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 39.717174][ T4389] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.719043][ T4389] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.720635][ T4389] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.722303][ T4389] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.723894][ T4389] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.725403][ T4389] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:40 executed programs: 0 [ 40.581794][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.583758][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.585486][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.587124][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.589221][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.590797][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.632189][ T4430] chnl_net:caif_netlink_parms(): no params data found [ 40.652522][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.653875][ T4430] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.655610][ T4430] device bridge_slave_0 entered promiscuous mode [ 40.657648][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.659293][ T4430] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.661147][ T4430] device bridge_slave_1 entered promiscuous mode [ 40.668512][ T4430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.671153][ T4430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.677766][ T4430] team0: Port device team_slave_0 added [ 40.680504][ T4430] team0: Port device team_slave_1 added [ 40.686374][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.687770][ T4430] 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. [ 40.694195][ T4430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.696775][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.698379][ T4430] 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. [ 40.703068][ T4430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.748932][ T4430] device hsr_slave_0 entered promiscuous mode [ 40.788020][ T4430] device hsr_slave_1 entered promiscuous mode [ 40.837895][ T4430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.839303][ T4430] Cannot create hsr debugfs directory [ 42.038990][ T56] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.638218][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 44.349090][ T56] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.449961][ T56] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.719316][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 45.335258][ T4430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.430030][ T4430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.489006][ T4430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.549216][ T4430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.652476][ T4430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.656698][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.658556][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.662043][ T4430] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.664608][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.666412][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.669317][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.670609][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.691602][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.695451][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.697192][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.700726][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.702117][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.706708][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.709292][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.715861][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.719224][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.721150][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.723100][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.724916][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.726797][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.729504][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.731360][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.734122][ T4430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.780834][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.806245][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 45.807616][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 45.811490][ T4430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.818262][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 45.819984][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.825839][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 45.827723][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.829997][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.831655][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.834288][ T4430] device veth0_vlan entered promiscuous mode [ 45.837716][ T4430] device veth1_vlan entered promiscuous mode [ 45.844629][ T56] device hsr_slave_0 left promiscuous mode [ 45.878273][ T56] device hsr_slave_1 left promiscuous mode [ 45.987900][ T56] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.989398][ T56] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.991193][ T56] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.992620][ T56] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.994218][ T56] device bridge_slave_1 left promiscuous mode [ 45.995635][ T56] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.028585][ T56] device bridge_slave_0 left promiscuous mode [ 46.029790][ T56] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.158013][ T56] device veth1_macvtap left promiscuous mode [ 46.159242][ T56] device veth0_macvtap left promiscuous mode [ 46.160541][ T56] device veth1_vlan left promiscuous mode [ 46.161661][ T56] device veth0_vlan left promiscuous mode [ 46.797844][ T4389] Bluetooth: hci0: command 0x040f tx timeout [ 48.259122][ T56] team0 (unregistering): Port device team_slave_1 removed [ 48.418510][ T56] team0 (unregistering): Port device team_slave_0 removed [ 48.579499][ T56] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 48.808298][ T56] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 48.877828][ T4389] Bluetooth: hci0: command 0x0419 tx timeout [ 50.378741][ T56] bond0 (unregistering): Released all slaves [ 50.636378][ T4430] device veth0_macvtap entered promiscuous mode [ 50.641809][ T4430] device veth1_macvtap entered promiscuous mode [ 50.646775][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 50.648448][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 50.650135][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.651901][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.653789][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.655325][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.658163][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.660735][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.662912][ T4430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.664581][ T4430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.666105][ T4430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.667596][ T4430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.673753][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.675662][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.677451][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.680373][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.706105][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.706184][ T1606] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.707533][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.710023][ T1606] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.711176][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.713735][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.867401][ T4521] loop0: detected capacity change from 0 to 32768 [ 50.875594][ T4521] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 50.877051][ T4521] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 50.893873][ T4521] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 50.896387][ T4361] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 50.897704][ T4361] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 50.909848][ T4361] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 12ms [ 50.912805][ T4361] gfs2: fsid=syz:syz.0: jid=0: Done [ 50.913973][ T4521] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 51.015216][ T4430] ------------[ cut here ]------------ [ 51.016376][ T4430] WARNING: CPU: 0 PID: 4430 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 51.018445][ T4430] Modules linked in: [ 51.019205][ T4430] CPU: 0 PID: 4430 Comm: syz-executor Not tainted syzkaller #0 [ 51.020634][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 51.022545][ T4430] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.024105][ T4430] pc : __folio_mark_dirty+0x8b8/0xce0 [ 51.025174][ T4430] lr : __folio_mark_dirty+0x8b8/0xce0 [ 51.026218][ T4430] sp : ffff800020bd7700 [ 51.027152][ T4430] x29: ffff800020bd7710 x28: 1fffff80006d0190 x27: 0000000000000000 [ 51.028836][ T4430] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c536be98 [ 51.030644][ T4430] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018a6d7d3 [ 51.032288][ T4430] x20: ffff0000da532250 x19: fffffc0003680c80 x18: 1fffe00033e62d7e [ 51.034119][ T4430] x17: ffff8000153cd000 x16: ffff8000082dbe80 x15: 000000000004ffff [ 51.035924][ T4430] x14: 0000000000000001 x13: 1fffe00018a6d7d3 x12: 0000000000000000 [ 51.037774][ T4430] x11: ff00800008719504 x10: 0000000000000000 x9 : ffff800008719504 [ 51.039502][ T4430] x8 : ffff0000d4909c00 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.041241][ T4430] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a6bd04 [ 51.043064][ T4430] x2 : ffff0000ce884060 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.044863][ T4430] Call trace: [ 51.045493][ T4430] __folio_mark_dirty+0x8b8/0xce0 [ 51.046468][ T4430] mark_buffer_dirty+0x2b8/0x5c0 [ 51.047506][ T4430] gfs2_unpin+0x128/0x918 [ 51.048301][ T4430] buf_lo_after_commit+0x144/0x18c [ 51.049159][ T4430] __gfs2_log_flush+0x12e8/0x1bd4 [ 51.050018][ T4430] gfs2_log_flush+0x3c/0x58 [ 51.050770][ T4430] gfs2_kill_sb+0x5c/0xd8 [ 51.051605][ T4430] deactivate_locked_super+0xb4/0x128 [ 51.052631][ T4430] deactivate_super+0xe4/0x104 [ 51.053589][ T4430] cleanup_mnt+0x3a8/0x430 [ 51.054412][ T4430] __cleanup_mnt+0x20/0x30 [ 51.055276][ T4430] task_work_run+0x1f4/0x280 [ 51.056106][ T4430] do_notify_resume+0x20f8/0x2c84 [ 51.057031][ T4430] el0_svc+0x9c/0x12c [ 51.057863][ T4430] el0t_64_sync_handler+0x84/0xf0 [ 51.058862][ T4430] el0t_64_sync+0x18c/0x190 [ 51.059742][ T4430] irq event stamp: 166928 [ 51.060512][ T4430] hardirqs last enabled at (166927): [] folio_memcg_lock+0xe8/0x1f8 [ 51.062278][ T4430] hardirqs last disabled at (166928): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.064145][ T4430] softirqs last enabled at (166812): [] local_bh_enable+0x10/0x34 [ 51.065844][ T4430] softirqs last disabled at (166810): [] local_bh_disable+0x10/0x34 [ 51.067594][ T4430] ---[ end trace 0000000000000000 ]--- [ 51.071021][ T4430] ------------[ cut here ]------------ [ 51.072088][ T4430] WARNING: CPU: 0 PID: 4430 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 51.073937][ T4430] Modules linked in: [ 51.074673][ T4430] CPU: 0 PID: 4430 Comm: syz-executor Tainted: G W syzkaller #0 [ 51.076246][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 51.077892][ T4430] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.079327][ T4430] pc : __folio_start_writeback+0x8a8/0xa98 [ 51.080376][ T4430] lr : __folio_start_writeback+0x8a8/0xa98 [ 51.081376][ T4430] sp : ffff800020bd7180 [ 51.082174][ T4430] x29: ffff800020bd7260 x28: ffff70000417ae38 x27: 0000000000000000 [ 51.083663][ T4430] x26: ffff0000c536bcf0 x25: 1fffff80006d0191 x24: dfff800000000000 [ 51.085270][ T4430] x23: ffff0000da532250 x22: ffff800020bd71e0 x21: ffff0000c536be98 [ 51.086717][ T4430] x20: 0000000000000001 x19: fffffc0003680c80 x18: 1fffe00033e62d7e [ 51.088384][ T4430] x17: ffff8000153cd000 x16: ffff8000082dbe80 x15: 0000000000000000 [ 51.089965][ T4430] x14: 0000000000000001 x13: 1fffff80006d0190 x12: 0000000000000000 [ 51.091577][ T4430] x11: ff0080000871ba28 x10: 0000000000000000 x9 : ffff80000871ba28 [ 51.093233][ T4430] x8 : ffff0000d4909c00 x7 : ffff80000871b478 x6 : 0000000000000000 [ 51.094967][ T4430] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000871b4b4 [ 51.096664][ T4430] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.098350][ T4430] Call trace: [ 51.098969][ T4430] __folio_start_writeback+0x8a8/0xa98 [ 51.100059][ T4430] set_page_writeback+0x5c/0x7c [ 51.100996][ T4430] gfs2_aspace_writepage+0x524/0x6f4 [ 51.102059][ T4430] __gfs2_writepage+0x70/0x184 [ 51.103110][ T4430] write_cache_pages+0x760/0xe00 [ 51.104199][ T4430] gfs2_ail1_flush+0x7a8/0x9f0 [ 51.105122][ T4430] empty_ail1_list+0x130/0x214 [ 51.106032][ T4430] __gfs2_log_flush+0x15c8/0x1bd4 [ 51.107060][ T4430] gfs2_log_flush+0x3c/0x58 [ 51.108028][ T4430] gfs2_kill_sb+0x5c/0xd8 [ 51.108896][ T4430] deactivate_locked_super+0xb4/0x128 [ 51.109872][ T4430] deactivate_super+0xe4/0x104 [ 51.110819][ T4430] cleanup_mnt+0x3a8/0x430 [ 51.111770][ T4430] __cleanup_mnt+0x20/0x30 [ 51.112644][ T4430] task_work_run+0x1f4/0x280 [ 51.113518][ T4430] do_notify_resume+0x20f8/0x2c84 [ 51.114597][ T4430] el0_svc+0x9c/0x12c [ 51.115461][ T4430] el0t_64_sync_handler+0x84/0xf0 [ 51.116492][ T4430] el0t_64_sync+0x18c/0x190 [ 51.117443][ T4430] irq event stamp: 166982 [ 51.118357][ T4430] hardirqs last enabled at (166981): [] folio_memcg_lock+0xe8/0x1f8 [ 51.120518][ T4430] hardirqs last disabled at (166982): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.122749][ T4430] softirqs last enabled at (166958): [] handle_softirqs+0xb1c/0xc90 [ 51.124791][ T4430] softirqs last disabled at (166931): [] __do_softirq+0x14/0x20 [ 51.126597][ T4430] ---[ end trace 0000000000000000 ]--- [ 51.138835][ C0] ------------[ cut here ]------------ [ 51.139922][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 51.141663][ C0] Modules linked in: [ 51.142432][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 51.144217][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 [ 51.146056][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 51.147662][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 51.148920][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 51.150255][ C0] sp : ffff80001cc07980 [ 51.151211][ C0] x29: ffff80001cc079a0 x28: 1fffff80006ae881 x27: 1fffff80006ae880 [ 51.153096][ C0] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c536bcf0 [ 51.154969][ C0] x23: ffff0000c536be98 x22: ffff0000da5302a0 x21: ffff0000da5302a8 [ 51.156702][ C0] x20: 0000000000000001 x19: fffffc0003574400 x18: 1fffe00033e62d7e [ 51.158317][ C0] x17: ffff8000153cd000 x16: ffff8000082dbe80 x15: 0000000000000000 [ 51.160033][ C0] x14: 0000000000000003 x13: 1ffff00003980f22 x12: 0000000000000000 [ 51.161813][ C0] x11: ff0080000871af84 x10: 0000000000000000 x9 : ffff80000871af84 [ 51.163482][ C0] x8 : ffff0000c09b3800 x7 : 0000000000000000 x6 : 0000000000000000 [ 51.165192][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 51.166854][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 51.168554][ C0] Call trace: [ 51.169135][ C0] __folio_end_writeback+0x7d0/0x9cc [ 51.170113][ C0] folio_end_writeback+0x12c/0x410 [ 51.171066][ C0] end_page_writeback+0x58/0x74 [ 51.171914][ C0] end_buffer_async_write+0x330/0x4fc [ 51.172906][ C0] end_bio_bh_io_sync+0xb4/0x1e4 [ 51.173929][ C0] bio_endio+0x750/0x794 [ 51.174741][ C0] blk_update_request+0x4ac/0xc58 [ 51.175691][ C0] blk_mq_end_request+0x54/0x8c [ 51.176587][ C0] lo_complete_rq+0x1e8/0x238 [ 51.177413][ C0] blk_done_softirq+0x11c/0x168 [ 51.178272][ C0] handle_softirqs+0x318/0xc90 [ 51.179110][ C0] run_ksoftirqd+0x7c/0x2ac [ 51.179928][ C0] smpboot_thread_fn+0x4e8/0x960 [ 51.180920][ C0] kthread+0x254/0x2e0 [ 51.181657][ C0] ret_from_fork+0x10/0x20 [ 51.182469][ C0] irq event stamp: 439205 [ 51.183270][ C0] hardirqs last enabled at (439204): [] folio_memcg_lock+0xe8/0x1f8 [ 51.184916][ C0] hardirqs last disabled at (439205): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 51.186729][ C0] softirqs last enabled at (439194): [] handle_softirqs+0xb1c/0xc90 [ 51.188383][ C0] softirqs last disabled at (439199): [] run_ksoftirqd+0x7c/0x2ac [ 51.190188][ C0] ---[ end trace 0000000000000000 ]---