Warning: Permanently added '10.128.1.175' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.280328][ T4325] cgroup: Unknown subsys name 'net' [ 33.552172][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.812868][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 37.883695][ T1573] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.884910][ T1573] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.886513][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 37.896859][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.898184][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.899876][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 37.961477][ T4355] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.963076][ T4355] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.964335][ T4355] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.965751][ T4355] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.967175][ T4355] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.968494][ T4355] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.663596][ T4396] chnl_net:caif_netlink_parms(): no params data found [ 38.681066][ T4396] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.682325][ T4396] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.683892][ T4396] device bridge_slave_0 entered promiscuous mode [ 38.686253][ T4396] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.687380][ T4396] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.688931][ T4396] device bridge_slave_1 entered promiscuous mode [ 38.698128][ T4396] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.700594][ T4396] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.707389][ T4396] team0: Port device team_slave_0 added [ 38.709036][ T4396] team0: Port device team_slave_1 added [ 38.715687][ T4396] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.716980][ T4396] 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. [ 38.720931][ T4396] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.723530][ T4396] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.724545][ T4396] 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. [ 38.728334][ T4396] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.770511][ T4396] device hsr_slave_0 entered promiscuous mode [ 38.839723][ T4396] device hsr_slave_1 entered promiscuous mode [ 38.924975][ T4396] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.959268][ T4396] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.020388][ T4396] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.078301][ T4396] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.161639][ T4396] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.165086][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.166867][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.170623][ T4396] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.173368][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.175100][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.176862][ T1573] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.178000][ T1573] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.180729][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.189782][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.191298][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.192865][ T1573] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.194034][ T1573] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.196525][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.200531][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.203101][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 39.205041][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.206485][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.208788][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 39.211813][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.214449][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 39.215793][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.218538][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 39.220924][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.232233][ T4396] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.284053][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.285349][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.289045][ T4396] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.295464][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.301071][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.302830][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.304317][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.306487][ T4396] device veth0_vlan entered promiscuous mode [ 39.315484][ T4396] device veth1_vlan entered promiscuous mode [ 39.322359][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.323815][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.325282][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.327477][ T4396] device veth0_macvtap entered promiscuous mode [ 39.330604][ T4396] device veth1_macvtap entered promiscuous mode [ 39.335886][ T4396] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.337170][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.338797][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 39.341408][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.345543][ T4396] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.346866][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 39.348414][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.351578][ T4396] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.352921][ T4396] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.354256][ T4396] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.355619][ T4396] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:40 executed programs: 0 [ 40.359204][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.360706][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.361999][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.363502][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.364912][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.366118][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.702677][ T4434] chnl_net:caif_netlink_parms(): no params data found [ 40.718680][ T4434] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.721150][ T4434] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.722661][ T4434] device bridge_slave_0 entered promiscuous mode [ 40.724543][ T4434] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.725578][ T4434] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.727033][ T4434] device bridge_slave_1 entered promiscuous mode [ 40.744450][ T4434] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.746745][ T4434] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.753839][ T4434] team0: Port device team_slave_0 added [ 40.755547][ T4434] team0: Port device team_slave_1 added [ 40.762696][ T4434] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.763714][ T4434] 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. [ 40.767591][ T4434] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.770160][ T4434] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.771223][ T4434] 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. [ 40.774902][ T4434] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.831032][ T4434] device hsr_slave_0 entered promiscuous mode [ 40.879454][ T4434] device hsr_slave_1 entered promiscuous mode [ 40.919218][ T4434] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.920503][ T4434] Cannot create hsr debugfs directory [ 41.221862][ T261] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.409695][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 44.050535][ T261] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.489280][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 45.130464][ T261] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.231863][ T261] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.370990][ T4434] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.454779][ T4434] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.500285][ T4434] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.569219][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 46.582903][ T4434] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.702662][ T4434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.706154][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.707807][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.710682][ T4434] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.713043][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.714529][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.716007][ T1573] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.717076][ T1573] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.718367][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.753062][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.754603][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.755955][ T1573] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.757102][ T1573] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.759680][ T4417] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.762478][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.764957][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.766854][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.768407][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.771313][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.772952][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.775532][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.776867][ T1573] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.780847][ T4417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.782449][ T4417] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.785053][ T4434] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.792202][ T261] device hsr_slave_0 left promiscuous mode [ 46.859680][ T261] device hsr_slave_1 left promiscuous mode [ 46.939257][ T261] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 46.940492][ T261] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 46.942271][ T261] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 46.943445][ T261] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 46.944901][ T261] device bridge_slave_1 left promiscuous mode [ 46.946307][ T261] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.990919][ T261] device bridge_slave_0 left promiscuous mode [ 46.992009][ T261] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.149370][ T261] device veth1_macvtap left promiscuous mode [ 47.150408][ T261] device veth0_macvtap left promiscuous mode [ 47.151611][ T261] device veth1_vlan left promiscuous mode [ 47.152553][ T261] device veth0_vlan left promiscuous mode [ 48.659152][ T47] Bluetooth: hci0: command 0x0419 tx timeout [ 48.981111][ T261] team0 (unregistering): Port device team_slave_1 removed [ 49.179711][ T261] team0 (unregistering): Port device team_slave_0 removed [ 49.349559][ T261] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.599557][ T261] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 52.239986][ T261] bond0 (unregistering): Released all slaves [ 52.479346][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.480609][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.483547][ T4434] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.488527][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 52.491668][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.499797][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 52.501293][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.502937][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.504225][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.506051][ T4434] device veth0_vlan entered promiscuous mode [ 52.509049][ T4434] device veth1_vlan entered promiscuous mode [ 52.515028][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.516471][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.517831][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 52.519517][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.522120][ T4434] device veth0_macvtap entered promiscuous mode [ 52.524444][ T4434] device veth1_macvtap entered promiscuous mode [ 52.528863][ T4434] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.532477][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.534022][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 52.535451][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 52.536888][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.539507][ T4434] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.540684][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 52.542235][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.544601][ T4434] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.546001][ T4434] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.547355][ T4434] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.548722][ T4434] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.576063][ T4511] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.577284][ T4511] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.580166][ T4417] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 52.583609][ T4511] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.584751][ T4511] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.586427][ T4417] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 52.740045][ T4516] loop0: detected capacity change from 0 to 32768 [ 52.747770][ T4516] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 52.749030][ T4516] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 52.759922][ T4516] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 52.762505][ T4350] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 52.763588][ T4350] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 52.780918][ T4350] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 17ms [ 52.783445][ T4350] gfs2: fsid=syz:syz.0: jid=0: Done [ 52.784518][ T4516] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 52.904961][ T4434] ------------[ cut here ]------------ [ 52.905945][ T4434] WARNING: CPU: 0 PID: 4434 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 52.907517][ T4434] Modules linked in: [ 52.908106][ T4434] CPU: 0 PID: 4434 Comm: syz-executor Not tainted syzkaller #0 [ 52.909183][ T4434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.910610][ T4434] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.911819][ T4434] pc : __folio_mark_dirty+0x8a0/0xce0 [ 52.912602][ T4434] lr : __folio_mark_dirty+0x8a0/0xce0 [ 52.913426][ T4434] sp : ffff800020bb75e0 [ 52.914009][ T4434] x29: ffff800020bb7600 x28: 1fffff80006a59b8 x27: dfff800000000000 [ 52.915229][ T4434] x26: 0000000000000000 x25: ffff0000c049c990 x24: 0000000000000001 [ 52.916470][ T4434] x23: 0000000000000000 x22: fffffc000352cdc8 x21: 1fffe00018093932 [ 52.917687][ T4434] x20: ffff0000dbd5e250 x19: fffffc000352cdc0 x18: ffff800011a5bd40 [ 52.918844][ T4434] x17: ffff800018184000 x16: ffff8000082d2558 x15: ffff800017c65000 [ 52.920027][ T4434] x14: ffff0000cd762658 x13: ffff0000cd7626d0 x12: 0000000000ff0100 [ 52.921228][ T4434] x11: ff008000086fd29c x10: 0000000000000000 x9 : ffff8000086fd29c [ 52.922461][ T4434] x8 : ffff0000cd761bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 52.923658][ T4434] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a4835c [ 52.924844][ T4434] x2 : ffff0000ce7e2060 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.925975][ T4434] Call trace: [ 52.926439][ T4434] __folio_mark_dirty+0x8a0/0xce0 [ 52.927184][ T4434] mark_buffer_dirty+0x2b8/0x5cc [ 52.927896][ T4434] gfs2_unpin+0x120/0x914 [ 52.928572][ T4434] buf_lo_after_commit+0x140/0x188 [ 52.929322][ T4434] gfs2_log_flush+0xbc8/0x1aa0 [ 52.930007][ T4434] gfs2_kill_sb+0x5c/0xd4 [ 52.930657][ T4434] deactivate_locked_super+0xac/0x124 [ 52.931381][ T4434] deactivate_super+0xe8/0x108 [ 52.932020][ T4434] cleanup_mnt+0x37c/0x404 [ 52.932690][ T4434] __cleanup_mnt+0x20/0x30 [ 52.933343][ T4434] task_work_run+0x1ec/0x270 [ 52.934072][ T4434] get_signal+0x1120/0x1310 [ 52.934736][ T4434] do_notify_resume+0x34c/0x2b28 [ 52.935477][ T4434] el0_svc+0x98/0x138 [ 52.936051][ T4434] el0t_64_sync_handler+0x84/0xf0 [ 52.936781][ T4434] el0t_64_sync+0x18c/0x190 [ 52.937494][ T4434] irq event stamp: 165804 [ 52.938079][ T4434] hardirqs last enabled at (165803): [] folio_memcg_lock+0xe8/0x1fc [ 52.939457][ T4434] hardirqs last disabled at (165804): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 52.940876][ T4434] softirqs last enabled at (165572): [] local_bh_enable+0x10/0x34 [ 52.942271][ T4434] softirqs last disabled at (165570): [] local_bh_disable+0x10/0x34 [ 52.943649][ T4434] ---[ end trace 0000000000000000 ]--- [ 52.960499][ T4434] ------------[ cut here ]------------ [ 52.961341][ T4434] WARNING: CPU: 0 PID: 4434 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 52.962902][ T4434] Modules linked in: [ 52.963462][ T4434] CPU: 0 PID: 4434 Comm: syz-executor Tainted: G W syzkaller #0 [ 52.964753][ T4434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 52.966158][ T4434] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.967367][ T4434] pc : __folio_start_writeback+0x868/0xa68 [ 52.968208][ T4434] lr : __folio_start_writeback+0x868/0xa68 [ 52.969046][ T4434] sp : ffff800020bb7080 [ 52.969635][ T4434] x29: ffff800020bb7160 x28: dfff800000000000 x27: 0000000000000000 [ 52.970781][ T4434] x26: ffff700004176e18 x25: 0000000000000000 x24: ffff0000dbd5e250 [ 52.971980][ T4434] x23: ffff800020bb70e0 x22: ffff0000c049c7e8 x21: 0000000000000001 [ 52.973202][ T4434] x20: fffffc000352cdc8 x19: fffffc000352cdc0 x18: ffff800011a5bd40 [ 52.974357][ T4434] x17: ffff800018184000 x16: ffff8000082d2558 x15: 0000000000000000 [ 52.975579][ T4434] x14: 0000000000000406 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 52.976798][ T4434] x11: ff008000086ff7b4 x10: 0000000000000000 x9 : ffff8000086ff7b4 [ 52.978009][ T4434] x8 : ffff0000cd761bc0 x7 : ffff8000086ff234 x6 : 0000000000000000 [ 52.979184][ T4434] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086ff274 [ 52.980316][ T4434] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.981567][ T4434] Call trace: [ 52.982132][ T4434] __folio_start_writeback+0x868/0xa68 [ 52.982928][ T4434] set_page_writeback+0x5c/0x7c [ 52.983669][ T4434] gfs2_aspace_writepage+0x520/0x6e8 [ 52.984505][ T4434] __gfs2_writepage+0x70/0x18c [ 52.985233][ T4434] write_cache_pages+0x73c/0xdd4 [ 52.985979][ T4434] gfs2_ail1_flush+0x7c0/0xa00 [ 52.986772][ T4434] empty_ail1_list+0x110/0x1ec [ 52.987513][ T4434] gfs2_log_flush+0x1258/0x1aa0 [ 52.988280][ T4434] gfs2_kill_sb+0x5c/0xd4 [ 52.988926][ T4434] deactivate_locked_super+0xac/0x124 [ 52.989693][ T4434] deactivate_super+0xe8/0x108 [ 52.990382][ T4434] cleanup_mnt+0x37c/0x404 [ 52.991025][ T4434] __cleanup_mnt+0x20/0x30 [ 52.991640][ T4434] task_work_run+0x1ec/0x270 [ 52.992319][ T4434] get_signal+0x1120/0x1310 [ 52.992950][ T4434] do_notify_resume+0x34c/0x2b28 [ 52.993704][ T4434] el0_svc+0x98/0x138 [ 52.994292][ T4434] el0t_64_sync_handler+0x84/0xf0 [ 52.995054][ T4434] el0t_64_sync+0x18c/0x190 [ 52.995697][ T4434] irq event stamp: 165880 [ 52.996336][ T4434] hardirqs last enabled at (165879): [] folio_memcg_lock+0xe8/0x1fc [ 52.997709][ T4434] hardirqs last disabled at (165880): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 52.999256][ T4434] softirqs last enabled at (165856): [] handle_softirqs+0xaf8/0xc6c [ 53.000723][ T4434] softirqs last disabled at (165837): [] __do_softirq+0x14/0x20 [ 53.002099][ T4434] ---[ end trace 0000000000000000 ]--- [ 53.008761][ C0] ------------[ cut here ]------------ [ 53.009669][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 53.011118][ C0] Modules linked in: [ 53.011642][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 53.012871][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.014368][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 53.015554][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 53.016433][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 53.017280][ C0] sp : ffff80001c857960 [ 53.017914][ C0] x29: ffff80001c857980 x28: dfff800000000000 x27: ffff0000c049c7e8 [ 53.019132][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff80006486d8 [ 53.020429][ C0] x23: 0000000000000001 x22: ffff0000dbd5c2a0 x21: ffff0000dbd5c2a8 [ 53.021544][ C0] x20: 0000000000000001 x19: fffffc00032436c0 x18: ffff800011a5bd40 [ 53.022641][ C0] x17: 1fffe00033ee7b7e x16: ffff8000082d2558 x15: 0000000000000000 [ 53.023882][ C0] x14: 0000000000000002 x13: 1ffff00002a0a0b1 x12: 0000000000ff0100 [ 53.025119][ C0] x11: ff008000086fed40 x10: 0000000000000000 x9 : ffff8000086fed40 [ 53.026271][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 53.027456][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 53.028604][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 53.029761][ C0] Call trace: [ 53.030236][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 53.031020][ C0] folio_end_writeback+0x12c/0x41c [ 53.031758][ C0] end_page_writeback+0x58/0x74 [ 53.032539][ C0] end_buffer_async_write+0x32c/0x508 [ 53.033361][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 53.034072][ C0] bio_endio+0x770/0x7b4 [ 53.034737][ C0] blk_update_request+0x49c/0xbec [ 53.035548][ C0] blk_mq_end_request+0x54/0x88 [ 53.036266][ C0] lo_complete_rq+0x1ec/0x250 [ 53.036972][ C0] blk_done_softirq+0x11c/0x168 [ 53.037670][ C0] handle_softirqs+0x318/0xc6c [ 53.038360][ C0] run_ksoftirqd+0x7c/0x2b0 [ 53.039073][ C0] smpboot_thread_fn+0x4b0/0x964 [ 53.039836][ C0] kthread+0x250/0x2d8 [ 53.040494][ C0] ret_from_fork+0x10/0x20 [ 53.041218][ C0] irq event stamp: 372489 [ 53.041898][ C0] hardirqs last enabled at (372488): [] folio_memcg_lock+0xe8/0x1fc [ 53.043339][ C0] hardirqs last disabled