Warning: Permanently added '10.128.1.151' (ED25519) to the list of known hosts. 1970/01/01 00:00:51 parsed 1 programs 1970/01/01 00:00:51 serving rpc on tcp://38843 [ 52.293556][ T4345] cgroup: Unknown subsys name 'net' [ 52.518867][ T4345] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 52.811285][ T4345] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 58.157938][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.159290][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.160855][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.168780][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.169921][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.171333][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 58.326860][ T4363] chnl_net:caif_netlink_parms(): no params data found [ 58.343727][ T4363] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.345024][ T4363] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.347398][ T4363] device bridge_slave_0 entered promiscuous mode [ 58.352185][ T4363] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.353345][ T4363] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.354725][ T4363] device bridge_slave_1 entered promiscuous mode [ 58.363015][ T4363] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.365364][ T4363] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.372742][ T4363] team0: Port device team_slave_0 added [ 58.375019][ T4363] team0: Port device team_slave_1 added [ 58.382999][ T4363] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.384164][ T4363] 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. [ 58.388626][ T4363] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.391196][ T4363] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.392233][ T4363] 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. [ 58.396007][ T4363] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.457410][ T4363] device hsr_slave_0 entered promiscuous mode [ 58.496442][ T4363] device hsr_slave_1 entered promiscuous mode [ 58.581277][ T4363] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.629108][ T4363] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.679133][ T4363] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.729366][ T4363] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.775409][ T4363] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.776752][ T4363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.778090][ T4363] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.779240][ T4363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.797606][ T4363] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.801974][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.804174][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.805846][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.810762][ T4363] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.813907][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.815674][ T39] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.816816][ T39] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.820835][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.822357][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.823465][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.830876][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.832473][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.835412][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.839136][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.842162][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.844760][ T4363] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.901265][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.902491][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.905659][ T4363] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.912502][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.918598][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.920367][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.921683][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.923927][ T4363] device veth0_vlan entered promiscuous mode [ 59.250401][ T4363] device veth1_vlan entered promiscuous mode [ 59.258317][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 59.259823][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 59.263078][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 59.264657][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 59.268104][ T4363] device veth0_macvtap entered promiscuous mode [ 59.270489][ T4363] device veth1_macvtap entered promiscuous mode [ 59.274983][ T4363] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.276935][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 59.278536][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 59.279954][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 59.281422][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 59.283793][ T4363] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.285556][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 59.288777][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.329406][ T4363] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.330874][ T4363] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.332212][ T4363] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.333588][ T4363] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.337500][ T11] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.770749][ T4416] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 60.772339][ T4416] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 60.773648][ T4416] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 60.775030][ T4416] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 60.777441][ T4416] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 60.778656][ T4416] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:01:01 executed programs: 0 [ 61.204923][ T4416] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 61.206813][ T4416] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 61.208248][ T4416] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 61.209770][ T4416] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 61.211249][ T4416] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 61.212632][ T4416] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 61.255679][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 61.270838][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.272017][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.273533][ T4432] device bridge_slave_0 entered promiscuous mode [ 61.275331][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.277622][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.279146][ T4432] device bridge_slave_1 entered promiscuous mode [ 61.285705][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.288476][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.294640][ T4432] team0: Port device team_slave_0 added [ 61.296515][ T4432] team0: Port device team_slave_1 added [ 61.301462][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.302517][ T4432] 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. [ 61.306384][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.308623][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.309621][ T4432] 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. [ 61.313279][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.357541][ T4432] device hsr_slave_0 entered promiscuous mode [ 61.397342][ T4432] device hsr_slave_1 entered promiscuous mode [ 61.456244][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.457542][ T4432] Cannot create hsr debugfs directory [ 62.437603][ T11] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.276568][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 64.477716][ T110] cfg80211: failed to load regulatory.db [ 64.477756][ T2063] ieee802154 phy0 wpan0: encryption failed: -22 [ 64.479795][ T2063] ieee802154 phy1 wpan1: encryption failed: -22 [ 64.747309][ T11] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.838337][ T11] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.366617][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 65.898637][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.998929][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.037384][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.067419][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.168560][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.172216][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.173789][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.176513][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.249695][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.251448][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.252873][ T320] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.253946][ T320] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.255413][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.258324][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.259996][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.261402][ T262] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.262507][ T262] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.265145][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.268503][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.270982][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.272908][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.274417][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.277809][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.279445][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.282687][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.284223][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.287329][ T4432] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.289254][ T4432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.292820][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.294342][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.363000][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.364416][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.367975][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.373549][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.375255][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.412783][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.414370][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.416923][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.418835][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.420997][ T4432] device veth0_vlan entered promiscuous mode [ 66.424472][ T4432] device veth1_vlan entered promiscuous mode [ 66.431917][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.433630][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.435032][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.436813][ T262] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.439598][ T4432] device veth0_macvtap entered promiscuous mode [ 66.441880][ T4432] device veth1_macvtap entered promiscuous mode [ 66.446460][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 66.448148][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.450114][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.509654][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.511322][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.512770][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.514301][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.516577][ T4432] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 66.518177][ T4432] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.520107][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.522228][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.523839][ T320] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.525781][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.527313][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.528611][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.529955][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.590716][ T320] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.592842][ T320] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.594696][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.600457][ T262] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.601735][ T262] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.603284][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 66.702081][ T11] device hsr_slave_0 left promiscuous mode [ 66.736548][ T11] device hsr_slave_1 left promiscuous mode [ 66.778680][ T4480] loop0: detected capacity change from 0 to 32768 [ 66.788731][ T4480] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 66.790037][ T4480] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 66.800298][ T4480] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 66.802610][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 66.803723][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 66.819633][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 15ms [ 66.822291][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 66.823389][ T4480] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 66.836958][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 66.838170][ T11] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 66.840332][ T11] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 66.841517][ T11] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 66.845343][ T11] device bridge_slave_1 left promiscuous mode [ 66.855281][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.927779][ T11] device bridge_slave_0 left promiscuous mode [ 66.928886][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.076498][ T11] device veth1_macvtap left promiscuous mode [ 67.077609][ T11] device veth0_macvtap left promiscuous mode [ 67.078741][ T11] device veth1_vlan left promiscuous mode [ 67.079679][ T11] device veth0_vlan left promiscuous mode [ 67.140979][ T4432] ------------[ cut here ]------------ [ 67.142012][ T4432] WARNING: CPU: 0 PID: 4432 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 [ 67.143625][ T4432] Modules linked in: [ 67.144241][ T4432] CPU: 0 PID: 4432 Comm: syz-executor Not tainted syzkaller #0 [ 67.145388][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.146966][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.148249][ T4432] pc : __folio_mark_dirty+0x8b8/0xce0 [ 67.149116][ T4432] lr : __folio_mark_dirty+0x8b8/0xce0 [ 67.149971][ T4432] sp : ffff800020c47620 [ 67.150677][ T4432] x29: ffff800020c47630 x28: 1fffff80006c5fd8 x27: 0000000000000000 [ 67.151945][ T4432] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c998 [ 67.153278][ T4432] x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018093933 [ 67.154526][ T4432] x20: ffff0000d43bcc40 x19: fffffc000362fec0 x18: 1fffe00033e7277e [ 67.155794][ T4432] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 000000000004ffff [ 67.157118][ T4432] x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000000000 [ 67.158401][ T4432] x11: ff008000087148ac x10: 0000000000000000 x9 : ffff8000087148ac [ 67.159741][ T4432] x8 : ffff0000c4e18000 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.160952][ T4432] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a66314 [ 67.162180][ T4432] x2 : ffff0000cebe8060 x1 : 0000000000000000 x0 : 0000000000000000 [ 67.163365][ T4432] Call trace: [ 67.163874][ T4432] __folio_mark_dirty+0x8b8/0xce0 [ 67.164731][ T4432] mark_buffer_dirty+0x2b8/0x5c0 [ 67.165480][ T4432] gfs2_unpin+0x128/0x918 [ 67.166130][ T4432] buf_lo_after_commit+0x144/0x18c [ 67.166925][ T4432] __gfs2_log_flush+0x12e8/0x1bd4 [ 67.167713][ T4432] gfs2_log_flush+0x3c/0x58 [ 67.168382][ T4432] gfs2_kill_sb+0x5c/0xd8 [ 67.168995][ T4432] deactivate_locked_super+0xb4/0x128 [ 67.169776][ T4432] deactivate_super+0xe4/0x104 [ 67.170585][ T4432] cleanup_mnt+0x3a8/0x430 [ 67.171244][ T4432] __cleanup_mnt+0x20/0x30 [ 67.171883][ T4432] task_work_run+0x1f4/0x280 [ 67.172615][ T4432] get_signal+0x1140/0x133c [ 67.173282][ T4432] do_notify_resume+0x364/0x2c84 [ 67.174014][ T4432] el0_svc+0x98/0x128 [ 67.174631][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 67.175380][ T4432] el0t_64_sync+0x18c/0x190 [ 67.176051][ T4432] irq event stamp: 159018 [ 67.176708][ T4432] hardirqs last enabled at (159017): [] folio_memcg_lock+0xe8/0x1f8 [ 67.178209][ T4432] hardirqs last disabled at (159018): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 67.179796][ T4432] softirqs last enabled at (158912): [] local_bh_enable+0x10/0x34 [ 67.181203][ T4432] softirqs last disabled at (158910): [] local_bh_disable+0x10/0x34 [ 67.182701][ T4432] ---[ end trace 0000000000000000 ]--- [ 67.188467][ T4432] ------------[ cut here ]------------ [ 67.189360][ T4432] WARNING: CPU: 0 PID: 4432 at include/linux/backing-dev.h:247 __folio_start_writeback+0x8a8/0xa98 [ 67.191015][ T4432] Modules linked in: [ 67.191581][ T4432] CPU: 0 PID: 4432 Comm: syz-executor Tainted: G W syzkaller #0 [ 67.192899][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.194387][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.195491][ T4432] pc : __folio_start_writeback+0x8a8/0xa98 [ 67.196350][ T4432] lr : __folio_start_writeback+0x8a8/0xa98 [ 67.197294][ T4432] sp : ffff800020c470a0 [ 67.197984][ T4432] x29: ffff800020c47180 x28: ffff700004188e1c x27: 0000000000000000 [ 67.199243][ T4432] x26: ffff0000c049c7f0 x25: 1fffff80006c5fd9 x24: dfff800000000000 [ 67.200538][ T4432] x23: ffff0000d43bcc40 x22: ffff800020c47100 x21: ffff0000c049c998 [ 67.201841][ T4432] x20: 0000000000000001 x19: fffffc000362fec0 x18: 1fffe00033e7277e [ 67.203133][ T4432] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 0000000000000000 [ 67.204487][ T4432] x14: 0000000000000001 x13: 1fffff80006c5fd8 x12: 0000000000000000 [ 67.205875][ T4432] x11: ff00800008716dd0 x10: 0000000000000000 x9 : ffff800008716dd0 [ 67.207219][ T4432] x8 : ffff0000c4e18000 x7 : ffff800008716820 x6 : 0000000000000000 [ 67.208472][ T4432] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000871685c [ 67.209741][ T4432] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 67.211084][ T4432] Call trace: [ 67.211626][ T4432] __folio_start_writeback+0x8a8/0xa98 [ 67.212474][ T4432] set_page_writeback+0x5c/0x7c [ 67.213271][ T4432] gfs2_aspace_writepage+0x524/0x6f4 [ 67.214121][ T4432] __gfs2_writepage+0x70/0x184 [ 67.214937][ T4432] write_cache_pages+0x760/0xe00 [ 67.215694][ T4432] gfs2_ail1_flush+0x7a8/0x9f0 [ 67.216433][ T4432] empty_ail1_list+0x130/0x214 [ 67.217170][ T4432] __gfs2_log_flush+0x15c8/0x1bd4 [ 67.217912][ T4432] gfs2_log_flush+0x3c/0x58 [ 67.218612][ T4432] gfs2_kill_sb+0x5c/0xd8 [ 67.219294][ T4432] deactivate_locked_super+0xb4/0x128 [ 67.220104][ T4432] deactivate_super+0xe4/0x104 [ 67.220814][ T4432] cleanup_mnt+0x3a8/0x430 [ 67.221475][ T4432] __cleanup_mnt+0x20/0x30 [ 67.222172][ T4432] task_work_run+0x1f4/0x280 [ 67.222947][ T4432] get_signal+0x1140/0x133c [ 67.223672][ T4432] do_notify_resume+0x364/0x2c84 [ 67.224524][ T4432] el0_svc+0x98/0x128 [ 67.225139][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 67.225920][ T4432] el0t_64_sync+0x18c/0x190 [ 67.226601][ T4432] irq event stamp: 159242 [ 67.227279][ T4432] hardirqs last enabled at (159241): [] folio_memcg_lock+0xe8/0x1f8 [ 67.228845][ T4432] hardirqs last disabled at (159242): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 67.230474][ T4432] softirqs last enabled at (159210): [] handle_softirqs+0xb1c/0xc90 [ 67.231951][ T4432] softirqs last disabled at (159021): [] __do_softirq+0x14/0x20 [ 67.233294][ T4432] ---[ end trace 0000000000000000 ]--- [ 67.239170][ C0] ------------[ cut here ]------------ [ 67.240091][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 67.241653][ C0] Modules linked in: [ 67.242226][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 67.243612][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 [ 67.244982][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 67.246191][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 67.247093][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 67.247999][ C0] sp : ffff80001cb97980 [ 67.248640][ C0] x29: ffff80001cb979a0 x28: 1fffff800068f709 x27: 1fffff800068f708 [ 67.249909][ C0] x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c7f0 [ 67.251193][ C0] x23: ffff0000c049c998 x22: ffff0000ef2b82a0 x21: ffff0000ef2b82a8 [ 67.252477][ C0] x20: 0000000000000001 x19: fffffc000347b840 x18: 1fffe00033e7277e [ 67.253758][ C0] x17: ffff80001537d000 x16: ffff8000082dba2c x15: 0000000000000000 [ 67.255050][ C0] x14: 0000000000000003 x13: 1ffff00003972f22 x12: 0000000000000000 [ 67.256306][ C0] x11: ff0080000871632c x10: 0000000000000000 x9 : ffff80000871632c [ 67.257596][ C0] x8 : ffff0000c09b3800 x7 : 0000000000000000 x6 : 0000000000000000 [ 67.258919][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 67.260234][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 67.261479][ C0] Call trace: [ 67.261979][ C0] __folio_end_writeback+0x7d0/0x9cc [ 67.262763][ C0] folio_end_writeback+0x12c/0x410 [ 67.263479][ C0] end_page_writeback+0x58/0x74 [ 67.264210][ C0] end_buffer_async_write+0x330/0x4fc [ 67.265049][ C0] end_bio_bh_io_sync+0xb4/0x1e4 [ 67.265869][ C0] bio_endio+0x750/0x794 [ 67.266527][ C0] blk_update_request+0x4ac/0xc58 [ 67.267316][ C0] blk_mq_end_request+0x54/0x8c [ 67.268055][ C0] lo_complete_rq+0x1e8/0x238 [ 67.268901][ C0] blk_done_softirq+0x11c/0x168 [ 67.269649][ C0] handle_softirqs+0x318/0xc90 [ 67.270423][ C0] run_ksoftirqd+0x7c/0x2ac [ 67.271215][ C0] smpboot_thread_fn+0x4e8/0x960 [ 67.271983][ C0] kthread+0x254/0x2e0 [ 67.272586][ C0] ret_from_fork+0x10/0x20 [ 67.273301][ C0] irq event stamp: 469447 [ 67.273958][ C0] hardirqs last enabled at (469446): [] folio_memcg_lock+0xe8/0x1f8 [ 67.275511][ C0] hardirqs last disabled at (469447): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 67.277076][ C0] softirqs last enabled at (469436): [] handle_softirqs+0xb1c/0xc90 [ 67.278632][ C0] softirqs last disabled at (469441): [] run_ksoftirqd+0x7c/0x2ac [ 67.280035][ C0] ---[ end trace 0000000000000000 ]---