Warning: Permanently added '10.128.1.16' (ED25519) to the list of known hosts. 1970/01/01 00:00:27 parsed 1 programs [ 28.660473][ T4325] cgroup: Unknown subsys name 'net' [ 28.885265][ T4325] cgroup: Unknown subsys name 'rlimit' [ 29.178223][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 35.239958][ T4361] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.241444][ T4361] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.242671][ T4361] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.244342][ T4361] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.245623][ T4361] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 35.246821][ T4361] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.479336][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 35.496516][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.497800][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.499347][ T4372] device bridge_slave_0 entered promiscuous mode [ 35.501517][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.502593][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.504197][ T4372] device bridge_slave_1 entered promiscuous mode [ 35.511148][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.514135][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.520837][ T4372] team0: Port device team_slave_0 added [ 35.522514][ T4372] team0: Port device team_slave_1 added [ 35.528723][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.529816][ T4372] 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. [ 35.533995][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.536534][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.537633][ T4372] 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. [ 35.541651][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.583747][ T4372] device hsr_slave_0 entered promiscuous mode [ 35.623489][ T4372] device hsr_slave_1 entered promiscuous mode [ 35.714285][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 35.764155][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 35.794146][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 35.842050][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 35.888993][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.890150][ T4372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.891431][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.892595][ T4372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.908782][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.912411][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.915189][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.917015][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.928649][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.931739][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.933822][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.934931][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.940915][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.942410][ T39] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.943544][ T39] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.948300][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 35.949760][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 35.953105][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 35.964232][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.966917][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.969399][ T4372] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.025655][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.026981][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.030095][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.046636][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.052112][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.054436][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.055838][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.058235][ T4372] device veth0_vlan entered promiscuous mode [ 36.061216][ T4372] device veth1_vlan entered promiscuous mode [ 36.069083][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.070516][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.071916][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.084512][ T4372] device veth0_macvtap entered promiscuous mode [ 36.086899][ T4372] device veth1_macvtap entered promiscuous mode [ 36.091571][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.093081][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.094946][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.097502][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.098747][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.101101][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.102473][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.104194][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.105586][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 36.660181][ T4399] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.661565][ T4399] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.664907][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.674505][ T1574] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.675676][ T1574] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.677152][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 37.064947][ T258] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:37 executed programs: 0 [ 37.207761][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.210054][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.211520][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.213638][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.215007][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.216242][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.257525][ T4432] chnl_net:caif_netlink_parms(): no params data found [ 37.272441][ T4432] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.273807][ T4432] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.275320][ T4432] device bridge_slave_0 entered promiscuous mode [ 37.277655][ T4432] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.278790][ T4432] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.280196][ T4432] device bridge_slave_1 entered promiscuous mode [ 37.287168][ T4432] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.289392][ T4432] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.298182][ T4432] team0: Port device team_slave_0 added [ 37.300050][ T4432] team0: Port device team_slave_1 added [ 37.305822][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.306932][ 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. [ 37.311201][ T4432] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.313652][ T4432] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.314692][ 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. [ 37.318802][ T4432] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.373700][ T4432] device hsr_slave_0 entered promiscuous mode [ 37.432953][ T4432] device hsr_slave_1 entered promiscuous mode [ 37.482808][ T4432] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 37.484175][ T4432] Cannot create hsr debugfs directory [ 39.114115][ T258] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.293107][ T4361] Bluetooth: hci0: command 0x0409 tx timeout [ 41.372758][ T4361] Bluetooth: hci0: command 0x041b tx timeout [ 41.493838][ T258] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 41.604508][ T258] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.546749][ T4432] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.625044][ T4432] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.673736][ T4432] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.754741][ T4432] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.893158][ T4432] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.896525][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.898016][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.900407][ T4432] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.902668][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.904329][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.905797][ T1574] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.906860][ T1574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.908365][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.911806][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.914047][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.915524][ T1574] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.916647][ T1574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.966483][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.969006][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.971539][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.973819][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.975333][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.977869][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.979395][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.981816][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.983450][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.985971][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.987414][ T1574] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.989676][ T4432] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.067051][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.068402][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.071288][ T4432] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.077566][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.079113][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.135632][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.137180][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.138721][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.139996][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.142023][ T4432] device veth0_vlan entered promiscuous mode [ 43.145524][ T4432] device veth1_vlan entered promiscuous mode [ 43.151668][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.153451][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.154844][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.156388][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.158938][ T4432] device veth0_macvtap entered promiscuous mode [ 43.160998][ T4432] device veth1_macvtap entered promiscuous mode [ 43.165836][ T258] device hsr_slave_0 left promiscuous mode [ 43.192998][ T258] device hsr_slave_1 left promiscuous mode [ 43.312798][ T258] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 43.314044][ T258] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 43.315780][ T258] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 43.316952][ T258] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 43.318415][ T258] device bridge_slave_1 left promiscuous mode [ 43.319752][ T258] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.353369][ T258] device bridge_slave_0 left promiscuous mode [ 43.354479][ T258] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.452895][ T4361] Bluetooth: hci0: command 0x040f tx timeout [ 43.482915][ T258] device veth1_macvtap left promiscuous mode [ 43.484029][ T258] device veth0_macvtap left promiscuous mode [ 43.484986][ T258] device veth1_vlan left promiscuous mode [ 43.485886][ T258] device veth0_vlan left promiscuous mode [ 45.263836][ T258] team0 (unregistering): Port device team_slave_1 removed [ 45.433519][ T258] team0 (unregistering): Port device team_slave_0 removed [ 45.542734][ T4361] Bluetooth: hci0: command 0x0419 tx timeout [ 45.623450][ T258] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 45.863121][ T258] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 48.503583][ T258] bond0 (unregistering): Released all slaves [ 48.727027][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.729371][ T4432] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.731352][ T4432] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.733029][ T4432] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.734318][ T4432] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.735682][ T4432] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.747148][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.748681][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.750462][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.751831][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.753672][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.755120][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.775429][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.776728][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.778564][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 48.781591][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 48.783862][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 48.785627][ T4399] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.928760][ T4495] loop0: detected capacity change from 0 to 32768 [ 48.937131][ T4495] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 48.938468][ T4495] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 48.948170][ T4495] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 48.950409][ T4389] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 48.951548][ T4389] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 48.967356][ T4389] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 15ms [ 48.969854][ T4389] gfs2: fsid=syz:syz.0: jid=0: Done [ 48.971016][ T4495] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 49.074372][ T4432] ------------[ cut here ]------------ [ 49.075366][ T4432] WARNING: CPU: 1 PID: 4432 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 [ 49.077021][ T4432] Modules linked in: [ 49.077597][ T4432] CPU: 1 PID: 4432 Comm: syz-executor Not tainted 6.1.148-syzkaller #0 [ 49.078963][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 49.080605][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.081857][ T4432] pc : __folio_mark_dirty+0x8a0/0xce0 [ 49.082685][ T4432] lr : __folio_mark_dirty+0x8a0/0xce0 [ 49.083503][ T4432] sp : ffff8000212b76e0 [ 49.084161][ T4432] x29: ffff8000212b7700 x28: 1fffff8000664e30 x27: dfff800000000000 [ 49.085457][ T4432] x26: 0000000000000000 x25: ffff0000c058be90 x24: 0000000000000001 [ 49.086822][ T4432] x23: 0000000000000000 x22: fffffc0003327188 x21: 1fffe000180b17d2 [ 49.088138][ T4432] x20: ffff0000d58902a0 x19: fffffc0003327180 x18: ffff800011aabce0 [ 49.089481][ T4432] x17: ffff8000181e7000 x16: ffff8000082d0ec0 x15: ffff800017cc7fc0 [ 49.090748][ T4432] x14: ffff0000e052ddd8 x13: ffff0000e052de50 x12: 0000000000ff0100 [ 49.092018][ T4432] x11: ff008000086fb4cc x10: 0000000000000000 x9 : ffff8000086fb4cc [ 49.093265][ T4432] x8 : ffff0000e052d340 x7 : 0000000000000000 x6 : 0000000000000000 [ 49.094460][ T4432] x5 : ffff80001839b590 x4 : 0000000000000008 x3 : ffff800008a45edc [ 49.095741][ T4432] x2 : ffff0000ce67e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.096957][ T4432] Call trace: [ 49.097430][ T4432] __folio_mark_dirty+0x8a0/0xce0 [ 49.098262][ T4432] mark_buffer_dirty+0x2b8/0x5cc [ 49.099054][ T4432] gfs2_unpin+0x120/0x914 [ 49.099800][ T4432] buf_lo_after_commit+0x140/0x188 [ 49.100631][ T4432] gfs2_log_flush+0xbc8/0x1aa0 [ 49.101386][ T4432] gfs2_kill_sb+0x5c/0xd4 [ 49.102022][ T4432] deactivate_locked_super+0xac/0x124 [ 49.102831][ T4432] deactivate_super+0xe8/0x108 [ 49.103637][ T4432] cleanup_mnt+0x37c/0x404 [ 49.104417][ T4432] __cleanup_mnt+0x20/0x30 [ 49.105129][ T4432] task_work_run+0x1ec/0x270 [ 49.105860][ T4432] do_notify_resume+0x1f70/0x2b0c [ 49.106718][ T4432] el0_svc+0x98/0x138 [ 49.107341][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 49.108077][ T4432] el0t_64_sync+0x18c/0x190 [ 49.108770][ T4432] irq event stamp: 159568 [ 49.109473][ T4432] hardirqs last enabled at (159567): [] folio_memcg_lock+0xe8/0x1fc [ 49.110979][ T4432] hardirqs last disabled at (159568): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 49.112608][ T4432] softirqs last enabled at (159334): [] local_bh_enable+0x10/0x34 [ 49.114042][ T4432] softirqs last disabled at (159332): [] local_bh_disable+0x10/0x34 [ 49.115491][ T4432] ---[ end trace 0000000000000000 ]--- [ 49.119245][ T4432] ------------[ cut here ]------------ [ 49.120135][ T4432] WARNING: CPU: 1 PID: 4432 at include/linux/backing-dev.h:247 __folio_start_writeback+0x868/0xa68 [ 49.121822][ T4432] Modules linked in: [ 49.122430][ T4432] CPU: 1 PID: 4432 Comm: syz-executor Tainted: G W 6.1.148-syzkaller #0 [ 49.124111][ T4432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 49.125804][ T4432] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.127036][ T4432] pc : __folio_start_writeback+0x868/0xa68 [ 49.127965][ T4432] lr : __folio_start_writeback+0x868/0xa68 [ 49.128897][ T4432] sp : ffff8000212b7180 [ 49.129557][ T4432] x29: ffff8000212b7260 x28: dfff800000000000 x27: 0000000000000000 [ 49.130819][ T4432] x26: ffff700004256e38 x25: 0000000000000000 x24: ffff0000d58902a0 [ 49.132159][ T4432] x23: ffff8000212b71e0 x22: ffff0000c058bce8 x21: 0000000000000001 [ 49.133450][ T4432] x20: fffffc0003327188 x19: fffffc0003327180 x18: ffff800011aabce0 [ 49.134697][ T4432] x17: ffff8000181e7000 x16: ffff8000082d0ec0 x15: 0000000000000000 [ 49.135945][ T4432] x14: 0000000000000406 x13: 1ffff00002a160b1 x12: 0000000000ff0100 [ 49.137222][ T4432] x11: ff008000086fd9e4 x10: 0000000000000000 x9 : ffff8000086fd9e4 [ 49.138588][ T4432] x8 : ffff0000e052d340 x7 : ffff8000086fd464 x6 : 0000000000000000 [ 49.139806][ T4432] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086fd4a4 [ 49.141199][ T4432] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.142544][ T4432] Call trace: [ 49.143110][ T4432] __folio_start_writeback+0x868/0xa68 [ 49.144079][ T4432] set_page_writeback+0x5c/0x7c [ 49.144902][ T4432] gfs2_aspace_writepage+0x520/0x6e8 [ 49.145737][ T4432] __gfs2_writepage+0x70/0x18c [ 49.146505][ T4432] write_cache_pages+0x73c/0xdd4 [ 49.147262][ T4432] gfs2_ail1_flush+0x7c0/0xa00 [ 49.147987][ T4432] empty_ail1_list+0x110/0x1ec [ 49.148745][ T4432] gfs2_log_flush+0x1258/0x1aa0 [ 49.149591][ T4432] gfs2_kill_sb+0x5c/0xd4 [ 49.150293][ T4432] deactivate_locked_super+0xac/0x124 [ 49.151181][ T4432] deactivate_super+0xe8/0x108 [ 49.151938][ T4432] cleanup_mnt+0x37c/0x404 [ 49.152631][ T4432] __cleanup_mnt+0x20/0x30 [ 49.153344][ T4432] task_work_run+0x1ec/0x270 [ 49.154048][ T4432] do_notify_resume+0x1f70/0x2b0c [ 49.154828][ T4432] el0_svc+0x98/0x138 [ 49.155512][ T4432] el0t_64_sync_handler+0x84/0xf0 [ 49.156335][ T4432] el0t_64_sync+0x18c/0x190 [ 49.157011][ T4432] irq event stamp: 159598 [ 49.157733][ T4432] hardirqs last enabled at (159597): [] folio_memcg_lock+0xe8/0x1fc [ 49.159240][ T4432] hardirqs last disabled at (159598): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 49.160990][ T4432] softirqs last enabled at (159586): [] handle_softirqs+0xaf8/0xc6c [ 49.162621][ T4432] softirqs last disabled at (159571): [] __do_softirq+0x14/0x20 [ 49.164042][ T4432] ---[ end trace 0000000000000000 ]--- [ 49.167937][ C0] ------------[ cut here ]------------ [ 49.168904][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d4/0x9e0 [ 49.170462][ C0] Modules linked in: [ 49.171023][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W 6.1.148-syzkaller #0 [ 49.172391][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 49.173851][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 49.175084][ C0] pc : __folio_end_writeback+0x7d4/0x9e0 [ 49.175932][ C0] lr : __folio_end_writeback+0x7d4/0x9e0 [ 49.176724][ C0] sp : ffff80001c8b7960 [ 49.177366][ C0] x29: ffff80001c8b7980 x28: dfff800000000000 x27: ffff0000c058bce8 [ 49.178679][ C0] x26: 0000000000000000 x25: 05ffd00000002052 x24: 1fffff8000664e30 [ 49.179938][ C0] x23: 0000000000000001 x22: ffff0000d58902a0 x21: ffff0000d58902a8 [ 49.181164][ C0] x20: 0000000000000001 x19: fffffc0003327180 x18: ffff800011aabce0 [ 49.182377][ C0] x17: 1fffe00033ed9d7e x16: ffff8000082d0ec0 x15: 0000000000000000 [ 49.183643][ C0] x14: 0000000000000002 x13: 1ffff00002a160b1 x12: 0000000000ff0100 [ 49.184830][ C0] x11: ff008000086fcf70 x10: 0000000000000000 x9 : ffff8000086fcf70 [ 49.186052][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 49.187300][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 49.188524][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 49.189731][ C0] Call trace: [ 49.190209][ C0] __folio_end_writeback+0x7d4/0x9e0 [ 49.191079][ C0] folio_end_writeback+0x12c/0x41c [ 49.191959][ C0] end_page_writeback+0x58/0x74 [ 49.192719][ C0] end_buffer_async_write+0x32c/0x508 [ 49.193519][ C0] end_bio_bh_io_sync+0xb0/0x1e0 [ 49.194272][ C0] bio_endio+0x770/0x7b4 [ 49.194928][ C0] blk_update_request+0x49c/0xbec [ 49.195735][ C0] blk_mq_end_request+0x54/0x88 [ 49.196479][ C0] lo_complete_rq+0x1ec/0x250 [ 49.197169][ C0] blk_done_softirq+0x11c/0x168 [ 49.197944][ C0] handle_softirqs+0x318/0xc6c [ 49.198661][ C0] run_ksoftirqd+0x7c/0x2a0 [ 49.199374][ C0] smpboot_thread_fn+0x4b0/0x964 [ 49.200148][ C0] kthread+0x250/0x2d8 [ 49.200744][ C0] ret_from_fork+0x10/0x20 [ 49.201439][ C0] irq event stamp: 354885 [ 49.202070][ C0] hardirqs last enabled at (354884): [] folio_memcg_lock+0xe8/0x1fc [ 49.203511][ C0] hardirqs last disabled at (354885): [] _raw_spin_lock_irqsave+0xa4/0xb4 [ 49.205055][ C0] softirqs last enabled at (354874): [] handle_softirqs+0xaf8/0xc6c [ 49.206576][ C0] softirqs last disabled at (354879): [] run_ksoftirqd+0x7c/0x2a0 [ 49.207963][ C0] ---[ end trace 0000000000000000 ]---