Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts. 1970/01/01 00:00:30 parsed 1 programs [ 31.886809][ T4324] cgroup: Unknown subsys name 'net' [ 32.103041][ T4324] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.376104][ T4324] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 35.962705][ T4345] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.964209][ T4345] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.965650][ T4345] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.967314][ T4345] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.968707][ T4345] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.970783][ T4345] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.052060][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.053482][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.055202][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.063371][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.064771][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.065990][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 36.941484][ T4392] chnl_net:caif_netlink_parms(): no params data found [ 36.959498][ T4392] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.961558][ T4392] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.963027][ T4392] device bridge_slave_0 entered promiscuous mode [ 36.965320][ T4392] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.966577][ T4392] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.968085][ T4392] device bridge_slave_1 entered promiscuous mode [ 36.975035][ T4392] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.977433][ T4392] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.983578][ T4392] team0: Port device team_slave_0 added [ 36.985399][ T4392] team0: Port device team_slave_1 added [ 36.991493][ T4392] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.992561][ T4392] 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. [ 36.997009][ T4392] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.999653][ T4392] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.001050][ T4392] 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. [ 37.005357][ T4392] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.051712][ T4392] device hsr_slave_0 entered promiscuous mode [ 37.090085][ T4392] device hsr_slave_1 entered promiscuous mode [ 37.185764][ T4392] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.221388][ T4392] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.259242][ T4392] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.310260][ T4392] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.380737][ T4392] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.384347][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.386356][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.388939][ T4392] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.391838][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 37.393591][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.395397][ T1572] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.396484][ T1572] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.398065][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.404733][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 37.406412][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.407923][ T1572] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.408980][ T1572] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.421442][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 37.423168][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 37.424838][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 37.426558][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.428207][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.431113][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 37.432751][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.435235][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 37.436681][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.439540][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 37.441375][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.443779][ T4392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.496012][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.497449][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.502245][ T4392] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.507887][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.524865][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.526677][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.528115][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.531695][ T4392] device veth0_vlan entered promiscuous mode [ 37.534824][ T4392] device veth1_vlan entered promiscuous mode [ 37.541677][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.543296][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.544786][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.546947][ T4392] device veth0_macvtap entered promiscuous mode [ 37.549299][ T4392] device veth1_macvtap entered promiscuous mode [ 37.561785][ T4392] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.563066][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.564714][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 37.566396][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.569211][ T4392] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.571484][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 37.573124][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.575985][ T4392] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.577475][ T4392] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.578807][ T4392] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.580788][ T4392] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:38 executed programs: 0 [ 38.535246][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.536985][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.538371][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.540960][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.543096][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.544423][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.902549][ T4423] chnl_net:caif_netlink_parms(): no params data found [ 38.918008][ T4423] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.919245][ T4423] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.921635][ T4423] device bridge_slave_0 entered promiscuous mode [ 38.923577][ T4423] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.924724][ T4423] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.926211][ T4423] device bridge_slave_1 entered promiscuous mode [ 38.934951][ T4423] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.937777][ T4423] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.944210][ T4423] team0: Port device team_slave_0 added [ 38.946588][ T4423] team0: Port device team_slave_1 added [ 38.953426][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.954614][ T4423] 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. [ 38.958863][ T4423] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.961905][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.963046][ T4423] 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. [ 38.967265][ T4423] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.011898][ T4423] device hsr_slave_0 entered promiscuous mode [ 39.050097][ T4423] device hsr_slave_1 entered promiscuous mode [ 39.089997][ T4423] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 39.091278][ T4423] Cannot create hsr debugfs directory [ 39.412883][ T62] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.560284][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 41.851018][ T62] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.650169][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 42.971545][ T62] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.061952][ T62] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.094952][ T4423] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.141605][ T4423] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.374806][ T4423] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.411029][ T4423] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.535991][ T4423] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.539416][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.541065][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.543426][ T4423] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.545652][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.547200][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.548618][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.549760][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.551700][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.554205][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.555791][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.557310][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.558429][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.625469][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.628541][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.631716][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.634091][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.635690][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.638213][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.640002][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.642720][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.644193][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.647090][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.648508][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.651276][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.717627][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 44.718944][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 44.720329][ T47] Bluetooth: hci0: command 0x040f tx timeout [ 44.723816][ T4423] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.729729][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 44.731434][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.736892][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 44.738516][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.740774][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.742184][ T4420] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.832600][ T4423] device veth0_vlan entered promiscuous mode [ 44.836217][ T4423] device veth1_vlan entered promiscuous mode [ 44.842762][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 44.844426][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 44.846440][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 44.847950][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.850416][ T4423] device veth0_macvtap entered promiscuous mode [ 44.852757][ T4423] device veth1_macvtap entered promiscuous mode [ 44.856893][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 44.858699][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.861499][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.862707][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 44.864272][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 44.865657][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 44.867241][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.869544][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 44.871716][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 44.873655][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.903737][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 44.905439][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.907945][ T4423] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.909463][ T4423] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.911105][ T4423] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.912451][ T4423] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.933277][ T1572] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.934597][ T1572] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.936475][ T1572] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.937645][ T1572] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.939051][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 44.941165][ T1572] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 45.094232][ T4474] loop0: detected capacity change from 0 to 32768 [ 45.104019][ T4474] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 45.105428][ T4474] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 45.121263][ T4474] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 45.123994][ T4398] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 45.125134][ T4398] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 45.136734][ T4398] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 11ms [ 45.139360][ T4398] gfs2: fsid=syz:syz.0: jid=0: Done [ 45.140774][ T4474] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 45.254167][ T4423] ------------[ cut here ]------------ [ 45.255276][ T4423] WARNING: CPU: 0 PID: 4423 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 45.257124][ T4423] Modules linked in: [ 45.257842][ T4423] CPU: 0 PID: 4423 Comm: syz-executor Not tainted syzkaller #0 [ 45.259140][ T4423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.260844][ T4423] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.262187][ T4423] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 45.263086][ T4423] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 45.264041][ T4423] sp : ffff800020c075e0 [ 45.264690][ T4423] x29: ffff800020c07600 x28: 1fffff8000679b78 x27: dfff800000000000 [ 45.266089][ T4423] x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001 [ 45.267552][ T4423] x23: 0000000000000000 x22: fffffc00033cdbc8 x21: 1fffe00018092932 [ 45.269011][ T4423] x20: ffff0000d4aa2250 x19: fffffc00033cdbc0 x18: ffff800011b9bf60 [ 45.270538][ T4423] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: ffff800017e3c000 [ 45.271952][ T4423] x14: 0000000000000001 x13: 1fffe00018092932 x12: 0000000000ff0100 [ 45.273311][ T4423] x11: ff0080000870a0f8 x10: 0000000000000000 x9 : ffff80000870a0f8 [ 45.274653][ T4423] x8 : ffff0000c674b780 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.276047][ T4423] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a58a88 [ 45.277315][ T4423] x2 : ffff0000c79e6060 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.278619][ T4423] Call trace: [ 45.279167][ T4423] __folio_mark_dirty+0x8a0/0xcd8 [ 45.279997][ T4423] mark_buffer_dirty+0x2b8/0x5c0 [ 45.280795][ T4423] gfs2_unpin+0x120/0x8fc [ 45.281510][ T4423] buf_lo_after_commit+0x140/0x188 [ 45.282424][ T4423] gfs2_log_flush+0xc00/0x1b20 [ 45.283260][ T4423] gfs2_kill_sb+0x5c/0xd4 [ 45.283967][ T4423] deactivate_locked_super+0xac/0x120 [ 45.284910][ T4423] deactivate_super+0xe4/0x104 [ 45.285729][ T4423] cleanup_mnt+0x390/0x418 [ 45.286507][ T4423] __cleanup_mnt+0x20/0x30 [ 45.287264][ T4423] task_work_run+0x1ec/0x278 [ 45.288085][ T4423] get_signal+0x111c/0x1304 [ 45.288814][ T4423] do_notify_resume+0x33c/0x2aa4 [ 45.289700][ T4423] el0_svc+0x98/0x128 [ 45.290372][ T4423] el0t_64_sync_handler+0x84/0xf0 [ 45.291187][ T4423] el0t_64_sync+0x18c/0x190 [ 45.291941][ T4423] irq event stamp: 155406 [ 45.292625][ T4423] hardirqs last enabled at (155405): [] folio_memcg_lock+0xe8/0x1f4 [ 45.294152][ T4423] hardirqs last disabled at (155406): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.295808][ T4423] softirqs last enabled at (155310): [] local_bh_enable+0x10/0x34 [ 45.297352][ T4423] softirqs last disabled at (155308): [] local_bh_disable+0x10/0x34 [ 45.298943][ T4423] ---[ end trace 0000000000000000 ]--- [ 45.320567][ T4423] ------------[ cut here ]------------ [ 45.321469][ T4423] WARNING: CPU: 1 PID: 4423 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 45.323297][ T4423] Modules linked in: [ 45.324008][ T4423] CPU: 1 PID: 4423 Comm: syz-executor Tainted: G W syzkaller #0 [ 45.325518][ T4423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.327165][ T4423] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.328390][ T4423] pc : __folio_start_writeback+0x88c/0xa7c [ 45.329291][ T4423] lr : __folio_start_writeback+0x88c/0xa7c [ 45.330231][ T4423] sp : ffff800020c07080 [ 45.330991][ T4423] x29: ffff800020c07160 x28: dfff800000000000 x27: 0000000000000000 [ 45.332359][ T4423] x26: ffff700004180e18 x25: 0000000000000000 x24: ffff0000d4aa2250 [ 45.333752][ T4423] x23: ffff800020c070e0 x22: ffff0000c04947e8 x21: 0000000000000001 [ 45.335173][ T4423] x20: fffffc00033cdbc8 x19: fffffc00033cdbc0 x18: ffff800011b9bf60 [ 45.336494][ T4423] x17: ffff80001835b000 x16: ffff8000082d7db8 x15: 0000000000000000 [ 45.337784][ T4423] x14: 0000000000000001 x13: 1fffff8000679b78 x12: 0000000000ff0100 [ 45.339054][ T4423] x11: ff0080000870c604 x10: 0000000000000000 x9 : ffff80000870c604 [ 45.340493][ T4423] x8 : ffff0000c674b780 x7 : ffff80000870c070 x6 : 0000000000000000 [ 45.341837][ T4423] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870c0b0 [ 45.343084][ T4423] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.344376][ T4423] Call trace: [ 45.344931][ T4423] __folio_start_writeback+0x88c/0xa7c [ 45.345855][ T4423] set_page_writeback+0x5c/0x7c [ 45.346695][ T4423] gfs2_aspace_writepage+0x514/0x6dc [ 45.347677][ T4423] __gfs2_writepage+0x70/0x184 [ 45.348481][ T4423] write_cache_pages+0x74c/0xde8 [ 45.349373][ T4423] gfs2_ail1_flush+0x7c4/0xa14 [ 45.350160][ T4423] empty_ail1_list+0x130/0x214 [ 45.350939][ T4423] gfs2_log_flush+0x12b4/0x1b20 [ 45.351698][ T4423] gfs2_kill_sb+0x5c/0xd4 [ 45.352342][ T4423] deactivate_locked_super+0xac/0x120 [ 45.353239][ T4423] deactivate_super+0xe4/0x104 [ 45.354078][ T4423] cleanup_mnt+0x390/0x418 [ 45.354854][ T4423] __cleanup_mnt+0x20/0x30 [ 45.355622][ T4423] task_work_run+0x1ec/0x278 [ 45.356429][ T4423] get_signal+0x111c/0x1304 [ 45.357243][ T4423] do_notify_resume+0x33c/0x2aa4 [ 45.358064][ T4423] el0_svc+0x98/0x128 [ 45.358719][ T4423] el0t_64_sync_handler+0x84/0xf0 [ 45.359586][ T4423] el0t_64_sync+0x18c/0x190 [ 45.360372][ T4423] irq event stamp: 155658 [ 45.361116][ T4423] hardirqs last enabled at (155657): [] folio_memcg_lock+0xe8/0x1f4 [ 45.362831][ T4423] hardirqs last disabled at (155658): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.364472][ T4423] softirqs last enabled at (155630): [] handle_softirqs+0xaec/0xc60 [ 45.366061][ T4423] softirqs last disabled at (155409): [] __do_softirq+0x14/0x20 [ 45.367665][ T4423] ---[ end trace 0000000000000000 ]--- [ 45.369815][ C1] ------------[ cut here ]------------ [ 45.370876][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 45.372475][ C1] Modules linked in: [ 45.373035][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 45.374459][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.376052][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 45.377303][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 45.378206][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 45.379127][ C1] sp : ffff80001ca97970 [ 45.379804][ C1] x29: ffff80001ca97990 x28: dfff800000000000 x27: ffff0000c04947e8 [ 45.381014][ C1] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff800066d840 [ 45.382283][ C1] x23: 0000000000000001 x22: ffff0000d4aa02a0 x21: ffff0000d4aa02a8 [ 45.383595][ C1] x20: 0000000000000001 x19: fffffc000336c200 x18: ffff800011b9bf60 [ 45.384816][ C1] x17: 1fffe00033eaa57e x16: ffff8000082d7db8 x15: 0000000000000000 [ 45.386014][ C1] x14: 0000000000000003 x13: 1ffff00003952f20 x12: 0000000000ff0100 [ 45.387273][ C1] x11: ff0080000870bb7c x10: 0000000000000000 x9 : ffff80000870bb7c [ 45.388521][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 45.389752][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 45.391018][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 45.392239][ C1] Call trace: [ 45.392725][ C1] __folio_end_writeback+0x7d0/0x9cc [ 45.393521][ C1] folio_end_writeback+0x12c/0x410 [ 45.394233][ C1] end_page_writeback+0x58/0x74 [ 45.394957][ C1] end_buffer_async_write+0x32c/0x4f4 [ 45.395833][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 45.396552][ C1] bio_endio+0x750/0x794 [ 45.397242][ C1] blk_update_request+0x49c/0xbec [ 45.398092][ C1] blk_mq_end_request+0x54/0x88 [ 45.398915][ C1] lo_complete_rq+0x1ec/0x250 [ 45.399736][ C1] blk_done_softirq+0x11c/0x168 [ 45.400553][ C1] handle_softirqs+0x318/0xc60 [ 45.401391][ C1] run_ksoftirqd+0x7c/0x2ac [ 45.402190][ C1] smpboot_thread_fn+0x4b0/0x964 [ 45.403070][ C1] kthread+0x250/0x2d8 [ 45.403746][ C1] ret_from_fork+0x10/0x20 [ 45.404479][ C1] irq event stamp: 365559 [ 45.405244][ C1] hardirqs last enabled at (365558): [] folio_memcg_lock+0xe8/0x1f4 [ 45.406880][ C1] hardirqs last disabled at (365559): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 45.408532][ C1] softirqs last enabled at (365548): [] handle_softirqs+0xaec/0xc60 [ 45.410194][ C1] softirqs last disabled at (365553): [] run_ksoftirqd+0x7c/0x2ac [ 45.411632][ C1] ---[ end trace 0000000000000000 ]--- [ 45.442440][ T62] device hsr_slave_0 left promiscuous mode [ 45.472764][ T62] device hsr_slave_1 left promiscuous mode