Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.651345][ T4325] cgroup: Unknown subsys name 'net' [ 32.931672][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.228939][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 38.848207][ T4364] chnl_net:caif_netlink_parms(): no params data found [ 38.865235][ T4364] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.866513][ T4364] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.868035][ T4364] device bridge_slave_0 entered promiscuous mode [ 38.872383][ T4364] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.873581][ T4364] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.875044][ T4364] device bridge_slave_1 entered promiscuous mode [ 38.882023][ T4364] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.884469][ T4364] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.892363][ T4364] team0: Port device team_slave_0 added [ 38.894087][ T4364] team0: Port device team_slave_1 added [ 38.899942][ T4364] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.901067][ T4364] 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. [ 38.905122][ T4364] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.910041][ T4364] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.911145][ T4364] 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. [ 38.915099][ T4364] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.980494][ T4364] device hsr_slave_0 entered promiscuous mode [ 39.029337][ T4364] device hsr_slave_1 entered promiscuous mode [ 39.151844][ T4364] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.190601][ T4364] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.230844][ T4364] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.270292][ T4364] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.296597][ T4364] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.297804][ T4364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.299213][ T4364] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.300317][ T4364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.317728][ T4364] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.321663][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.324519][ T168] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.326568][ T168] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.328311][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 39.333979][ T4364] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.336873][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.338412][ T168] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.339478][ T168] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.342592][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.344088][ T168] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.345075][ T168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.351229][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 39.352840][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 39.356117][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 39.360379][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.363200][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.365684][ T4364] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 39.418021][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 39.419720][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 39.423741][ T4364] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.430883][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.436915][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.438652][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.440398][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.442720][ T4364] device veth0_vlan entered promiscuous mode [ 39.445703][ T4364] device veth1_vlan entered promiscuous mode [ 39.453157][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 39.455020][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 39.456529][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.458693][ T4364] device veth0_macvtap entered promiscuous mode [ 39.462196][ T4364] device veth1_macvtap entered promiscuous mode [ 39.466893][ T4364] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.468167][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.471538][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 39.474585][ T4364] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.475872][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.478477][ T4364] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.480663][ T4364] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.481997][ T4364] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.483483][ T4364] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.662162][ T1652] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.741747][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.744540][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.746439][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 40.752189][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.753404][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.754731][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 40.851783][ T4421] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.853337][ T4421] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.854724][ T4421] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.856206][ T4421] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.857610][ T4421] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 40.858777][ T4421] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:41 executed programs: 0 [ 41.093975][ T4421] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 41.095610][ T4421] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 41.096970][ T4421] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 41.098586][ T4421] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 41.100462][ T4421] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 41.101603][ T4421] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 41.143428][ T4430] chnl_net:caif_netlink_parms(): no params data found [ 41.159537][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.160781][ T4430] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.162233][ T4430] device bridge_slave_0 entered promiscuous mode [ 41.164120][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.165372][ T4430] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.166883][ T4430] device bridge_slave_1 entered promiscuous mode [ 41.174144][ T4430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.176631][ T4430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.183454][ T4430] team0: Port device team_slave_0 added [ 41.185117][ T4430] team0: Port device team_slave_1 added [ 41.190643][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.191805][ T4430] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.195736][ T4430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.197930][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.198999][ T4430] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 41.203401][ T4430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.270290][ T4430] device hsr_slave_0 entered promiscuous mode [ 41.309364][ T4430] device hsr_slave_1 entered promiscuous mode [ 41.349171][ T4430] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 41.350439][ T4430] Cannot create hsr debugfs directory [ 42.679920][ T1652] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 43.199450][ T4421] Bluetooth: hci1: command 0x0409 tx timeout [ 45.100272][ T1652] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.181051][ T1652] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.279413][ T47] Bluetooth: hci1: command 0x041b tx timeout [ 46.362184][ T4430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.451333][ T4430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.551534][ T4430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.641294][ T4430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.700579][ T4430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.733799][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.735650][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.738082][ T4430] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.740336][ T1699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.741792][ T1699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.743295][ T1699] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.744290][ T1699] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.745676][ T1699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.747819][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.749456][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.750876][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.751900][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.754244][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.757092][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.760319][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.762099][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.763676][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.766088][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.767589][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.774219][ T1652] device hsr_slave_0 left promiscuous mode [ 46.799652][ T1652] device hsr_slave_1 left promiscuous mode [ 46.879224][ T1652] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 46.880450][ T1652] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 46.883037][ T1652] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 46.884216][ T1652] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 46.885671][ T1652] device bridge_slave_1 left promiscuous mode [ 46.886877][ T1652] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.939997][ T1652] device bridge_slave_0 left promiscuous mode [ 46.941023][ T1652] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.079402][ T1652] device veth1_macvtap left promiscuous mode [ 47.080372][ T1652] device veth0_macvtap left promiscuous mode [ 47.081456][ T1652] device veth1_vlan left promiscuous mode [ 47.082366][ T1652] device veth0_vlan left promiscuous mode [ 47.359149][ T47] Bluetooth: hci1: command 0x040f tx timeout [ 49.301212][ T1652] team0 (unregistering): Port device team_slave_1 removed [ 49.439129][ T47] Bluetooth: hci1: command 0x0419 tx timeout [ 49.460103][ T1652] team0 (unregistering): Port device team_slave_0 removed [ 49.619576][ T1652] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.869551][ T1652] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 51.450050][ T1652] bond0 (unregistering): Released all slaves [ 51.741570][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.743233][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.748592][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.750499][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.753275][ T4430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.805450][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.806685][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.810171][ T4430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.816037][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 51.817707][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.823986][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 51.825622][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.827312][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.828740][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.831210][ T4430] device veth0_vlan entered promiscuous mode [ 51.834073][ T4430] device veth1_vlan entered promiscuous mode [ 51.842428][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 51.843849][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 51.845332][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 51.847249][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.849722][ T4430] device veth0_macvtap entered promiscuous mode [ 51.852283][ T4430] device veth1_macvtap entered promiscuous mode [ 51.856869][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.857977][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 51.860815][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 51.862386][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 51.863931][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.866592][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.867858][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 51.872807][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.875189][ T4430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.876411][ T4430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.877614][ T4430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.878881][ T4430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.899812][ T4499] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.901071][ T4499] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.903367][ T4499] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 51.910597][ T4499] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.911915][ T4499] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.913581][ T168] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 52.083231][ T4506] loop0: detected capacity change from 0 to 32768 [ 52.087605][ T4506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 52.088896][ T4506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 52.096579][ T4506] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 52.098962][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 52.100258][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 52.116354][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 16ms [ 52.119049][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 52.120561][ T4506] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 52.194426][ T4430] ------------[ cut here ]------------ [ 52.195354][ T4430] WARNING: CPU: 1 PID: 4430 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 52.197196][ T4430] Modules linked in: [ 52.197784][ T4430] CPU: 1 PID: 4430 Comm: syz-executor Not tainted syzkaller #0 [ 52.199114][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 52.200788][ T4430] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.202151][ T4430] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 52.203043][ T4430] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 52.204088][ T4430] sp : ffff800020c076e0 [ 52.204824][ T4430] x29: ffff800020c07700 x28: 1fffff8000653b98 x27: dfff800000000000 [ 52.206075][ T4430] x26: 0000000000000000 x25: ffff0000c049be90 x24: 0000000000000001 [ 52.207308][ T4430] x23: 0000000000000000 x22: fffffc000329dcc8 x21: 1fffe000180937d2 [ 52.208705][ T4430] x20: ffff0000dabfa250 x19: fffffc000329dcc0 x18: ffff800011b8bf60 [ 52.210106][ T4430] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000 [ 52.211408][ T4430] x14: 0000000000000001 x13: 1fffe000180937d2 x12: 0000000000ff0100 [ 52.212596][ T4430] x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70 [ 52.213869][ T4430] x8 : ffff0000df2c1bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 52.215147][ T4430] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff800008a56aa8 [ 52.216456][ T4430] x2 : ffff0000ceb6e060 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.217783][ T4430] Call trace: [ 52.218275][ T4430] __folio_mark_dirty+0x8a0/0xcd8 [ 52.219205][ T4430] mark_buffer_dirty+0x2b8/0x5c0 [ 52.220112][ T4430] gfs2_unpin+0x120/0x8fc [ 52.220766][ T4430] buf_lo_after_commit+0x140/0x188 [ 52.221505][ T4430] gfs2_log_flush+0xc00/0x1b20 [ 52.222171][ T4430] gfs2_kill_sb+0x5c/0xd4 [ 52.222738][ T4430] deactivate_locked_super+0xac/0x120 [ 52.223447][ T4430] deactivate_super+0xe4/0x104 [ 52.224075][ T4430] cleanup_mnt+0x390/0x418 [ 52.224664][ T4430] __cleanup_mnt+0x20/0x30 [ 52.225367][ T4430] task_work_run+0x1ec/0x278 [ 52.226080][ T4430] do_notify_resume+0x1fa0/0x2aa4 [ 52.226830][ T4430] el0_svc+0x98/0x128 [ 52.227456][ T4430] el0t_64_sync_handler+0x84/0xf0 [ 52.228221][ T4430] el0t_64_sync+0x18c/0x190 [ 52.228907][ T4430] irq event stamp: 157116 [ 52.229685][ T4430] hardirqs last enabled at (157115): [] folio_memcg_lock+0xe8/0x1f4 [ 52.231307][ T4430] hardirqs last disabled at (157116): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.232998][ T4430] softirqs last enabled at (157102): [] handle_softirqs+0xaec/0xc60 [ 52.234591][ T4430] softirqs last disabled at (157085): [] __do_softirq+0x14/0x20 [ 52.236039][ T4430] ---[ end trace 0000000000000000 ]--- [ 52.289876][ T4430] ------------[ cut here ]------------ [ 52.290784][ T4430] WARNING: CPU: 1 PID: 4430 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 52.292524][ T4430] Modules linked in: [ 52.293138][ T4430] CPU: 1 PID: 4430 Comm: syz-executor Tainted: G W syzkaller #0 [ 52.294544][ T4430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 52.296070][ T4430] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.297292][ T4430] pc : __folio_start_writeback+0x88c/0xa7c [ 52.298174][ T4430] lr : __folio_start_writeback+0x88c/0xa7c [ 52.299044][ T4430] sp : ffff800020c07180 [ 52.299753][ T4430] x29: ffff800020c07260 x28: dfff800000000000 x27: 0000000000000000 [ 52.301056][ T4430] x26: ffff700004180e38 x25: 0000000000000000 x24: ffff0000dabfa250 [ 52.302435][ T4430] x23: ffff800020c071e0 x22: ffff0000c049bce8 x21: 0000000000000001 [ 52.303684][ T4430] x20: fffffc000329dcc8 x19: fffffc000329dcc0 x18: ffff800011b8bf60 [ 52.304913][ T4430] x17: ffff800018349000 x16: ffff8000082d7ca0 x15: 0000000000000000 [ 52.306147][ T4430] x14: 0000000000000001 x13: 1fffff8000653b98 x12: 0000000000ff0100 [ 52.307416][ T4430] x11: ff0080000870b07c x10: 0000000000000000 x9 : ffff80000870b07c [ 52.308688][ T4430] x8 : ffff0000df2c1bc0 x7 : ffff80000870aae8 x6 : 0000000000000000 [ 52.309964][ T4430] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000870ab28 [ 52.311248][ T4430] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.312676][ T4430] Call trace: [ 52.313186][ T4430] __folio_start_writeback+0x88c/0xa7c [ 52.314081][ T4430] set_page_writeback+0x5c/0x7c [ 52.314864][ T4430] gfs2_aspace_writepage+0x514/0x6dc [ 52.315745][ T4430] __gfs2_writepage+0x70/0x184 [ 52.316507][ T4430] write_cache_pages+0x74c/0xde8 [ 52.317315][ T4430] gfs2_ail1_flush+0x7c4/0xa14 [ 52.318125][ T4430] empty_ail1_list+0x130/0x214 [ 52.318922][ T4430] gfs2_log_flush+0x12b4/0x1b20 [ 52.319744][ T4430] gfs2_kill_sb+0x5c/0xd4 [ 52.320502][ T4430] deactivate_locked_super+0xac/0x120 [ 52.321338][ T4430] deactivate_super+0xe4/0x104 [ 52.322123][ T4430] cleanup_mnt+0x390/0x418 [ 52.322822][ T4430] __cleanup_mnt+0x20/0x30 [ 52.323615][ T4430] task_work_run+0x1ec/0x278 [ 52.324478][ T4430] do_notify_resume+0x1fa0/0x2aa4 [ 52.325319][ T4430] el0_svc+0x98/0x128 [ 52.325961][ T4430] el0t_64_sync_handler+0x84/0xf0 [ 52.326765][ T4430] el0t_64_sync+0x18c/0x190 [ 52.327557][ T4430] irq event stamp: 157278 [ 52.328278][ T4430] hardirqs last enabled at (157277): [] folio_memcg_lock+0xe8/0x1f4 [ 52.329764][ T4430] hardirqs last disabled at (157278): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.331532][ T4430] softirqs last enabled at (157254): [] handle_softirqs+0xaec/0xc60 [ 52.333324][ T4430] softirqs last disabled at (157119): [] __do_softirq+0x14/0x20 [ 52.334888][ T4430] ---[ end trace 0000000000000000 ]--- [ 52.337446][ C0] ------------[ cut here ]------------ [ 52.338436][ C0] WARNING: CPU: 0 PID: 15 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 52.340046][ C0] Modules linked in: [ 52.340638][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 [ 52.341987][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 52.343590][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 52.344852][ C0] pc : __folio_end_writeback+0x7d0/0x9cc [ 52.345764][ C0] lr : __folio_end_writeback+0x7d0/0x9cc [ 52.346659][ C0] sp : ffff80001ca17970 [ 52.347285][ C0] x29: ffff80001ca17990 x28: dfff800000000000 x27: ffff0000c049bce8 [ 52.348461][ C0] x26: 0000000000000000 x25: 05ffd60000002052 x24: 1fffff800067daf0 [ 52.349564][ C0] x23: 0000000000000001 x22: ffff0000dabf82a0 x21: ffff0000dabf82a8 [ 52.350768][ C0] x20: 0000000000000001 x19: fffffc00033ed780 x18: ffff800011b8bf60 [ 52.351947][ C0] x17: 1fffe00033ea877e x16: ffff8000082d7ca0 x15: 0000000000000000 [ 52.353243][ C0] x14: 0000000000000003 x13: 1ffff00003942f20 x12: 0000000000ff0100 [ 52.354484][ C0] x11: ff0080000870a5f4 x10: 0000000000000000 x9 : ffff80000870a5f4 [ 52.355849][ C0] x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 [ 52.357105][ C0] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 52.358387][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 52.359641][ C0] Call trace: [ 52.360133][ C0] __folio_end_writeback+0x7d0/0x9cc [ 52.360975][ C0] folio_end_writeback+0x12c/0x410 [ 52.361777][ C0] end_page_writeback+0x58/0x74 [ 52.362515][ C0] end_buffer_async_write+0x32c/0x4f4 [ 52.363339][ C0] end_bio_bh_io_sync+0xb0/0x1dc [ 52.364075][ C0] bio_endio+0x750/0x794 [ 52.364744][ C0] blk_update_request+0x49c/0xbec [ 52.365595][ C0] blk_mq_end_request+0x54/0x88 [ 52.366386][ C0] lo_complete_rq+0x1ec/0x250 [ 52.367190][ C0] blk_done_softirq+0x11c/0x168 [ 52.368005][ C0] handle_softirqs+0x318/0xc60 [ 52.368711][ C0] run_ksoftirqd+0x7c/0x2ac [ 52.369472][ C0] smpboot_thread_fn+0x4b0/0x964 [ 52.370273][ C0] kthread+0x250/0x2d8 [ 52.370951][ C0] ret_from_fork+0x10/0x20 [ 52.371640][ C0] irq event stamp: 416741 [ 52.372464][ C0] hardirqs last enabled at (416740): [] folio_memcg_lock+0xe8/0x1f4 [ 52.373994][ C0] hardirqs last disabled at (416741): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 52.375689][ C0] softirqs last enabled at (416730): [] handle_softirqs+0xaec/0xc60 [ 52.377367][ C0] softirqs last disabled at (416735): [] run_ksoftirqd+0x7c/0x2ac [ 52.378950][ C0] ---[ end trace 0000000000000000 ]---