[ 34.938025][ T3853] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.948730][ T3853] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK [ 35.307292][ T3931] ssh-keygen (3931) used greatest stack depth: 21136 bytes left Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.35' (ED25519) to the list of known hosts. 2026/01/02 12:05:05 parsed 1 programs syzkaller login: [ 59.404467][ T4188] cgroup: Unknown subsys name 'net' [ 59.554880][ T4188] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 61.044476][ T4188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 62.430315][ T145] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.438260][ T145] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.455089][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 62.464921][ T145] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.473217][ T145] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.481953][ T145] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.489088][ T4224] chnl_net:caif_netlink_parms(): no params data found [ 63.554524][ T4224] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.562477][ T4224] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.570946][ T4224] device bridge_slave_0 entered promiscuous mode [ 63.586969][ T4224] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.594483][ T4224] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.602657][ T4224] device bridge_slave_1 entered promiscuous mode [ 63.634230][ T4224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.646021][ T4224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.676412][ T4224] team0: Port device team_slave_0 added [ 63.684539][ T4224] team0: Port device team_slave_1 added [ 63.710241][ T4224] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.717224][ T4224] 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. [ 63.743511][ T4224] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.756879][ T4224] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.764120][ T4224] 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. [ 63.790367][ T4224] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.830126][ T4224] device hsr_slave_0 entered promiscuous mode [ 63.837076][ T4224] device hsr_slave_1 entered promiscuous mode [ 63.977040][ T4224] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.989594][ T4224] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.001817][ T4224] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.013618][ T4224] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.048054][ T4224] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.055356][ T4224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.063590][ T4224] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.070786][ T4224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.130461][ T4224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.144576][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.155771][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.166667][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.175338][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 64.192663][ T4224] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.205561][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.216009][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.223170][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.249626][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.259821][ T156] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.266992][ T156] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.277720][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.288147][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.312470][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.322468][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.332157][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.345145][ T4224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.486360][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.495408][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.511714][ T4224] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.535089][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.546616][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.567854][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.579672][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.588686][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.600113][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.610797][ T4224] device veth0_vlan entered promiscuous mode [ 64.625871][ T4224] device veth1_vlan entered promiscuous mode [ 64.645171][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.654133][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.662539][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.671452][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.684254][ T4224] device veth0_macvtap entered promiscuous mode [ 64.696634][ T4224] device veth1_macvtap entered promiscuous mode [ 64.731416][ T4224] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.741623][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.750718][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.759245][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.768047][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.782590][ T4224] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.794660][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.804027][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.822694][ T4224] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.835591][ T4224] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.844774][ T4224] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.854417][ T4224] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/01/02 12:05:14 executed programs: 0 [ 66.855419][ T4293] chnl_net:caif_netlink_parms(): no params data found [ 66.917714][ T4293] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.925875][ T4293] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.935288][ T4293] device bridge_slave_0 entered promiscuous mode [ 66.943973][ T4293] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.951237][ T4293] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.959581][ T4293] device bridge_slave_1 entered promiscuous mode [ 66.992347][ T4293] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.005500][ T4293] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.043222][ T4293] team0: Port device team_slave_0 added [ 67.053892][ T4293] team0: Port device team_slave_1 added [ 67.078705][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.088453][ T4293] 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. [ 67.115048][ T4293] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.127498][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.135187][ T4293] 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. [ 67.161794][ T4293] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.207954][ T4293] device hsr_slave_0 entered promiscuous mode [ 67.215163][ T4293] device hsr_slave_1 entered promiscuous mode [ 67.222851][ T4293] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.231065][ T4293] Cannot create hsr debugfs directory [ 67.316227][ T4293] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.729812][ T4253] Bluetooth: hci0: command 0x0409 tx timeout [ 70.155965][ T4293] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.204359][ T4293] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.291655][ T4293] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.415226][ T4293] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.424651][ T4293] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.434077][ T4293] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.443260][ T4293] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.526030][ T4293] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.538782][ T1451] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.547215][ T1451] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.558775][ T4293] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.572974][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.582547][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.591987][ T156] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.599122][ T156] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.607576][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.617834][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.626378][ T156] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.633560][ T156] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.641861][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.671621][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.684324][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.696701][ T1451] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.706508][ T1451] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.715736][ T1451] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.743449][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.754350][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.766542][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.775331][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.786851][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.795932][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.806700][ T4293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.811073][ T4236] Bluetooth: hci0: command 0x041b tx timeout [ 70.897792][ T145] device hsr_slave_0 left promiscuous mode [ 70.904883][ T145] device hsr_slave_1 left promiscuous mode [ 70.912986][ T145] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.921216][ T145] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.931408][ T145] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.939227][ T145] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.947021][ T145] device bridge_slave_1 left promiscuous mode [ 70.954378][ T145] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.967267][ T145] device bridge_slave_0 left promiscuous mode [ 70.973779][ T145] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.990726][ T145] device veth1_macvtap left promiscuous mode [ 70.996945][ T145] device veth0_macvtap left promiscuous mode [ 71.003259][ T145] device veth1_vlan left promiscuous mode [ 71.009379][ T145] device veth0_vlan left promiscuous mode [ 71.153986][ T145] team0 (unregistering): Port device team_slave_1 removed [ 71.168197][ T145] team0 (unregistering): Port device team_slave_0 removed [ 71.184594][ T145] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 71.197330][ T145] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 71.247092][ T145] bond0 (unregistering): Released all slaves [ 71.288630][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.296275][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.308338][ T4293] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.327276][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.336271][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.361810][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.373704][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.374539][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.380524][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.398603][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.407564][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.417040][ T4293] device veth0_vlan entered promiscuous mode [ 71.428172][ T4293] device veth1_vlan entered promiscuous mode [ 71.445219][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.454141][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.462720][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.471363][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.487150][ T4293] device veth0_macvtap entered promiscuous mode [ 71.497327][ T4293] device veth1_macvtap entered promiscuous mode [ 71.514723][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.524461][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.532627][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.541215][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.550332][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.561528][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.570845][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.582324][ T156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.605697][ T4293] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.615255][ T4293] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.624479][ T4293] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.633784][ T4293] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.692016][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.700407][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.727447][ T156] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 2026/01/02 12:05:19 executed programs: 2 [ 71.736457][ T156] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.744926][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.753109][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.076651][ T4313] loop0: detected capacity change from 0 to 32768 [ 72.130121][ T4313] ======================================================= [ 72.130121][ T4313] WARNING: The mand mount option has been deprecated and [ 72.130121][ T4313] and is ignored by this kernel. Remove the mand [ 72.130121][ T4313] option from the mount to silence this warning. [ 72.130121][ T4313] ======================================================= [ 72.223737][ T4313] JBD2: Ignoring recovery information on journal [ 72.323385][ T4313] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 72.412171][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 72.871230][ T4316] loop0: detected capacity change from 0 to 32768 [ 72.889164][ T23] Bluetooth: hci0: command 0x040f tx timeout [ 72.941810][ T4316] JBD2: Ignoring recovery information on journal [ 73.001138][ T4316] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.042656][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 73.364919][ T4319] loop0: detected capacity change from 0 to 32768 [ 73.488611][ T4319] JBD2: Ignoring recovery information on journal [ 73.518323][ T4319] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.546959][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 73.777898][ T4322] loop0: detected capacity change from 0 to 32768 [ 73.837951][ T4322] JBD2: Ignoring recovery information on journal [ 73.868622][ T4322] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.895801][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 74.122278][ T4325] loop0: detected capacity change from 0 to 32768 [ 74.195573][ T4325] JBD2: Ignoring recovery information on journal [ 74.224942][ T4325] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 74.251579][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 74.464890][ T4328] loop0: detected capacity change from 0 to 32768 [ 74.526996][ T4328] JBD2: Ignoring recovery information on journal [ 74.556432][ T4328] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 74.582997][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 74.807069][ T4331] loop0: detected capacity change from 0 to 32768 [ 74.877919][ T4331] JBD2: Ignoring recovery information on journal [ 74.913599][ T4331] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 74.943828][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 74.979014][ T23] Bluetooth: hci0: command 0x0419 tx timeout [ 75.168943][ T4334] loop0: detected capacity change from 0 to 32768 [ 75.228117][ T4334] JBD2: Ignoring recovery information on journal [ 75.256711][ T4334] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.283548][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 75.506369][ T4337] loop0: detected capacity change from 0 to 32768 [ 75.565061][ T4337] JBD2: Ignoring recovery information on journal [ 75.595739][ T4337] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.620186][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 75.893387][ T4340] loop0: detected capacity change from 0 to 32768 [ 75.969195][ T4340] JBD2: Ignoring recovery information on journal [ 76.006433][ T4340] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.042770][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 76.257976][ T4343] loop0: detected capacity change from 0 to 32768 [ 76.318185][ T4343] JBD2: Ignoring recovery information on journal [ 76.366389][ T4343] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.394843][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 76.668554][ T4346] loop0: detected capacity change from 0 to 32768 [ 76.706710][ T4346] JBD2: Ignoring recovery information on journal [ 76.771108][ T4346] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. 2026/01/02 12:05:24 executed programs: 14 [ 76.835987][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 77.187175][ T4349] loop0: detected capacity change from 0 to 32768 [ 77.227664][ T4349] JBD2: Ignoring recovery information on journal [ 77.269997][ T4349] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.295111][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 77.519544][ T4352] loop0: detected capacity change from 0 to 32768 [ 77.563440][ T4352] JBD2: Ignoring recovery information on journal [ 77.592695][ T4352] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.619308][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 77.903808][ T4355] loop0: detected capacity change from 0 to 32768 [ 77.979576][ T4355] JBD2: Ignoring recovery information on journal [ 78.036780][ T4355] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.078165][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 78.461066][ T4358] loop0: detected capacity change from 0 to 32768 [ 78.526514][ T4358] JBD2: Ignoring recovery information on journal [ 78.557083][ T4358] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.582668][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 78.812191][ T4361] loop0: detected capacity change from 0 to 32768 [ 78.895915][ T4361] JBD2: Ignoring recovery information on journal [ 78.925552][ T4361] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.951727][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 79.225178][ T4364] loop0: detected capacity change from 0 to 32768 [ 79.287632][ T4364] JBD2: Ignoring recovery information on journal [ 79.321719][ T4364] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.349251][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 79.572553][ T4367] loop0: detected capacity change from 0 to 32768 [ 79.648498][ T4367] JBD2: Ignoring recovery information on journal [ 79.676066][ T4367] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.704113][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 79.918108][ T4370] loop0: detected capacity change from 0 to 32768 [ 79.973940][ T4370] JBD2: Ignoring recovery information on journal [ 80.005279][ T4370] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.031143][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 80.259912][ T4373] loop0: detected capacity change from 0 to 32768 [ 80.337242][ T4373] JBD2: Ignoring recovery information on journal [ 80.366380][ T4373] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.391663][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 80.649261][ T4376] loop0: detected capacity change from 0 to 32768 [ 80.709616][ T4376] JBD2: Ignoring recovery information on journal [ 80.738510][ T4376] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.774623][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 80.999547][ T4379] loop0: detected capacity change from 0 to 32768 [ 81.075549][ T4379] JBD2: Ignoring recovery information on journal [ 81.105161][ T4379] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.130924][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 81.360748][ T4382] loop0: detected capacity change from 0 to 32768 [ 81.425648][ T4382] JBD2: Ignoring recovery information on journal [ 81.453622][ T4382] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.480598][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 81.611761][ T1111] cfg80211: failed to load regulatory.db [ 81.707326][ T4385] loop0: detected capacity change from 0 to 32768 [ 81.807437][ T4385] JBD2: Ignoring recovery information on journal [ 81.843654][ T4385] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. 2026/01/02 12:05:29 executed programs: 27 [ 81.869068][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 82.147810][ T4389] loop0: detected capacity change from 0 to 32768 [ 82.207245][ T4389] JBD2: Ignoring recovery information on journal [ 82.237379][ T4389] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.271115][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 82.494699][ T4392] loop0: detected capacity change from 0 to 32768 [ 82.589551][ T4392] JBD2: Ignoring recovery information on journal [ 82.618106][ T4392] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.644504][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 82.856380][ T4395] loop0: detected capacity change from 0 to 32768 [ 82.917211][ T4395] JBD2: Ignoring recovery information on journal [ 82.946649][ T4395] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.971344][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 83.198416][ T4398] loop0: detected capacity change from 0 to 32768 [ 83.254136][ T4398] JBD2: Ignoring recovery information on journal [ 83.284721][ T4398] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.312986][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 83.531510][ T4401] loop0: detected capacity change from 0 to 32768 [ 83.592207][ T4401] JBD2: Ignoring recovery information on journal [ 83.620543][ T4401] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.645519][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 83.921425][ T4404] loop0: detected capacity change from 0 to 32768 [ 83.979749][ T4404] JBD2: Ignoring recovery information on journal [ 84.007502][ T4404] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.035396][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 84.301050][ T4407] loop0: detected capacity change from 0 to 32768 [ 84.355983][ T4407] JBD2: Ignoring recovery information on journal [ 84.385016][ T4407] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.412038][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 84.638780][ T4410] loop0: detected capacity change from 0 to 32768 [ 84.683999][ T4410] JBD2: Ignoring recovery information on journal [ 84.715524][ T4410] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.740581][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 85.004766][ T4413] loop0: detected capacity change from 0 to 32768 [ 85.067120][ T4413] JBD2: Ignoring recovery information on journal [ 85.095779][ T4413] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.122619][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 85.344544][ T4416] loop0: detected capacity change from 0 to 32768 [ 85.404563][ T4416] JBD2: Ignoring recovery information on journal [ 85.431803][ T4416] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.461131][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 85.680792][ T4419] loop0: detected capacity change from 0 to 32768 [ 85.702934][ T4419] JBD2: Ignoring recovery information on journal [ 85.734636][ T4419] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.764070][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 85.992280][ T4422] loop0: detected capacity change from 0 to 32768 [ 86.090689][ T4422] JBD2: Ignoring recovery information on journal [ 86.121711][ T4422] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.147982][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 86.410592][ T4425] loop0: detected capacity change from 0 to 32768 [ 86.467341][ T4425] JBD2: Ignoring recovery information on journal [ 86.498993][ T4425] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.526176][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 86.748774][ T4428] loop0: detected capacity change from 0 to 32768 [ 86.803358][ T4428] JBD2: Ignoring recovery information on journal [ 86.832599][ T4428] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.845457][ T4428] [ 86.847835][ T4428] ====================================================== [ 86.854868][ T4428] WARNING: possible circular locking dependency detected [ 86.861906][ T4428] syzkaller #0 Not tainted [ 86.866336][ T4428] ------------------------------------------------------ [ 86.873368][ T4428] syz.0.55/4428 is trying to acquire lock: [ 86.879340][ T4428] ffff8880247a1488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x1b5/0x760 [ 86.890327][ T4428] [ 86.890327][ T4428] but task is already holding lock: [ 86.897680][ T4428] ffff88806963dbe0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: __ocfs2_change_file_space+0x75b/0xe20 [ 86.909343][ T4428] [ 86.909343][ T4428] which lock already depends on the new lock. [ 86.909343][ T4428] [ 86.920079][ T4428] [ 86.920079][ T4428] the existing dependency chain (in reverse order) is: [ 86.929084][ T4428] [ 86.929084][ T4428] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 86.937871][ T4428] down_read+0x44/0x2e0 [ 86.942568][ T4428] ocfs2_read_virt_blocks+0x23f/0x8a0 [ 86.948470][ T4428] ocfs2_find_entry+0x3d1/0x1f90 [ 86.953963][ T4428] ocfs2_find_files_on_disk+0xdb/0x2f0 [ 86.959936][ T4428] ocfs2_lookup_ino_from_name+0x4f/0xf0 [ 86.966081][ T4428] ocfs2_get_system_file_inode+0x319/0x760 [ 86.972418][ T4428] ocfs2_init_global_system_inodes+0x316/0x650 [ 86.979078][ T4428] ocfs2_fill_super+0x3dbf/0x4d80 [ 86.984612][ T4428] mount_bdev+0x287/0x3c0 [ 86.989459][ T4428] legacy_get_tree+0xe6/0x180 [ 86.994843][ T4428] vfs_get_tree+0x88/0x270 [ 86.999771][ T4428] do_new_mount+0x24a/0xa40 [ 87.004879][ T4428] __se_sys_mount+0x2d6/0x3c0 [ 87.010463][ T4428] do_syscall_64+0x4c/0xa0 [ 87.015396][ T4428] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.021810][ T4428] [ 87.021810][ T4428] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 87.030339][ T4428] __lock_acquire+0x2c33/0x7c60 [ 87.035803][ T4428] lock_acquire+0x197/0x3f0 [ 87.040902][ T4428] __mutex_lock_common+0x1eb/0x2390 [ 87.046738][ T4428] mutex_lock_nested+0x17/0x20 [ 87.052104][ T4428] ocfs2_get_system_file_inode+0x1b5/0x760 [ 87.058427][ T4428] ocfs2_reserve_local_alloc_bits+0xfc/0x24c0 [ 87.065096][ T4428] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 87.072048][ T4428] ocfs2_lock_allocators+0x2f7/0x5b0 [ 87.077842][ T4428] ocfs2_extend_allocation+0x397/0x1760 [ 87.083894][ T4428] ocfs2_allocate_unwritten_extents+0x2e6/0x7b0 [ 87.090654][ T4428] __ocfs2_change_file_space+0x81d/0xe20 [ 87.096940][ T4428] ocfs2_fallocate+0x1ee/0x240 [ 87.102240][ T4428] vfs_fallocate+0x587/0x6f0 [ 87.107372][ T4428] __x64_sys_fallocate+0xbd/0x100 [ 87.112933][ T4428] do_syscall_64+0x4c/0xa0 [ 87.117895][ T4428] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.124482][ T4428] [ 87.124482][ T4428] other info that might help us debug this: [ 87.124482][ T4428] [ 87.134702][ T4428] Possible unsafe locking scenario: [ 87.134702][ T4428] [ 87.142524][ T4428] CPU0 CPU1 [ 87.147947][ T4428] ---- ---- [ 87.153386][ T4428] lock(&ocfs2_file_ip_alloc_sem_key); [ 87.159094][ T4428] lock(&osb->system_file_mutex); [ 87.166881][ T4428] lock(&ocfs2_file_ip_alloc_sem_key); [ 87.175018][ T4428] lock(&osb->system_file_mutex); [ 87.180117][ T4428] [ 87.180117][ T4428] *** DEADLOCK *** [ 87.180117][ T4428] [ 87.188416][ T4428] 3 locks held by syz.0.55/4428: [ 87.193519][ T4428] #0: ffff88807e24e460 (sb_writers#13){.+.+}-{0:0}, at: vfs_fallocate+0x4f4/0x6f0 [ 87.202904][ T4428] #1: ffff88806963df48 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __ocfs2_change_file_space+0x1d6/0xe20 [ 87.214471][ T4428] #2: ffff88806963dbe0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: __ocfs2_change_file_space+0x75b/0xe20 [ 87.226120][ T4428] [ 87.226120][ T4428] stack backtrace: [ 87.232093][ T4428] CPU: 1 PID: 4428 Comm: syz.0.55 Not tainted syzkaller #0 [ 87.239586][ T4428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 87.249849][ T4428] Call Trace: [ 87.253214][ T4428] [ 87.256309][ T4428] dump_stack_lvl+0x168/0x230 [ 87.260992][ T4428] ? load_image+0x3b0/0x3b0 [ 87.265510][ T4428] ? show_regs_print_info+0x20/0x20 [ 87.270696][ T4428] ? print_circular_bug+0x12b/0x1a0 [ 87.275881][ T4428] check_noncircular+0x274/0x310 [ 87.280907][ T4428] ? add_chain_block+0x940/0x940 [ 87.285828][ T4428] ? lockdep_lock+0xdc/0x1e0 [ 87.290496][ T4428] ? verify_lock_unused+0x140/0x140 [ 87.295681][ T4428] ? mark_lock+0x94/0x320 [ 87.300094][ T4428] __lock_acquire+0x2c33/0x7c60 [ 87.305113][ T4428] ? mark_lock+0x94/0x320 [ 87.309445][ T4428] ? __lock_acquire+0x12d9/0x7c60 [ 87.314477][ T4428] ? verify_lock_unused+0x140/0x140 [ 87.319689][ T4428] ? mark_lock+0x94/0x320 [ 87.324244][ T4428] ? __lock_acquire+0x13ad/0x7c60 [ 87.329286][ T4428] lock_acquire+0x197/0x3f0 [ 87.333804][ T4428] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 87.339967][ T4428] ? rcu_is_watching+0x11/0xa0 [ 87.344830][ T4428] ? __might_sleep+0xf0/0xf0 [ 87.349514][ T4428] ? lock_release+0xba/0x870 [ 87.354090][ T4428] ? read_lock_is_recursive+0x10/0x10 [ 87.359536][ T4428] ? rcu_lock_release+0x5/0x20 [ 87.364288][ T4428] ? read_lock_is_recursive+0x10/0x10 [ 87.369797][ T4428] ? __lock_acquire+0x7c60/0x7c60 [ 87.375312][ T4428] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 87.381421][ T4428] __mutex_lock_common+0x1eb/0x2390 [ 87.386628][ T4428] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 87.392689][ T4428] ? ocfs2_get_system_file_inode+0x154/0x760 [ 87.398784][ T4428] ? mutex_lock_io_nested+0x60/0x60 [ 87.404289][ T4428] ? __rwlock_init+0x140/0x140 [ 87.409419][ T4428] ? do_raw_spin_unlock+0x11d/0x230 [ 87.414714][ T4428] mutex_lock_nested+0x17/0x20 [ 87.419508][ T4428] ocfs2_get_system_file_inode+0x1b5/0x760 [ 87.425502][ T4428] ? ocfs2_fast_symlink_readpage+0x3e0/0x3e0 [ 87.431571][ T4428] ? lockdep_unlock+0x134/0x2d0 [ 87.436512][ T4428] ? lockdep_lock+0x1e0/0x1e0 [ 87.441206][ T4428] ? add_lock_to_list+0x18d/0x280 [ 87.446249][ T4428] ? __lock_acquire+0x289d/0x7c60 [ 87.451548][ T4428] ocfs2_reserve_local_alloc_bits+0xfc/0x24c0 [ 87.457792][ T4428] ? verify_lock_unused+0x140/0x140 [ 87.463105][ T4428] ? ocfs2_complete_local_alloc_recovery+0x540/0x540 [ 87.469950][ T4428] ? ocfs2_reserve_clusters_with_limit+0xe7/0xba0 [ 87.476578][ T4428] ? ocfs2_lock_allocators+0x2f7/0x5b0 [ 87.482043][ T4428] ? ocfs2_extend_allocation+0x397/0x1760 [ 87.487793][ T4428] ? ocfs2_allocate_unwritten_extents+0x2e6/0x7b0 [ 87.494259][ T4428] ? __ocfs2_change_file_space+0x81d/0xe20 [ 87.500266][ T4428] ? vfs_fallocate+0x587/0x6f0 [ 87.505042][ T4428] ? __x64_sys_fallocate+0xbd/0x100 [ 87.510328][ T4428] ? do_syscall_64+0x4c/0xa0 [ 87.514925][ T4428] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.521163][ T4428] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 87.527237][ T4428] ? __lock_acquire+0x7c60/0x7c60 [ 87.532275][ T4428] ? do_raw_spin_lock+0x11d/0x280 [ 87.537324][ T4428] ? __rwlock_init+0x140/0x140 [ 87.542257][ T4428] ? do_raw_spin_unlock+0x11d/0x230 [ 87.547612][ T4428] ? _raw_spin_unlock+0x24/0x40 [ 87.552515][ T4428] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 87.558610][ T4428] ? ocfs2_reserve_clusters_with_limit+0x168/0xba0 [ 87.565115][ T4428] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 87.571785][ T4428] ? ocfs2_reserve_clusters+0x30/0x30 [ 87.577255][ T4428] ? rcu_is_watching+0x11/0xa0 [ 87.582016][ T4428] ? ocfs2_num_free_extents+0x2de/0x5a0 [ 87.587554][ T4428] ? ocfs2_validate_extent_block+0x550/0x550 [ 87.593557][ T4428] ? ocfs2_read_blocks_sync+0xb30/0xb30 [ 87.599234][ T4428] ? __getblk_gfp+0x51/0xb70 [ 87.603830][ T4428] ocfs2_lock_allocators+0x2f7/0x5b0 [ 87.609118][ T4428] ? _ocfs2_clear_bit+0x40/0x40 [ 87.614495][ T4428] ? ocfs2_read_inode_block+0x11a/0x180 [ 87.620053][ T4428] ? ocfs2_read_inode_block_full+0x1a0/0x1a0 [ 87.626040][ T4428] ? ocfs2_extent_map_insert_rec+0xf30/0xf30 [ 87.632012][ T4428] ocfs2_extend_allocation+0x397/0x1760 [ 87.637635][ T4428] ? ocfs2_search_extent_list+0x1b3/0x220 [ 87.643462][ T4428] ? lockdep_lock+0x1e0/0x1e0 [ 87.648228][ T4428] ? ocfs2_get_clusters+0xa60/0xa60 [ 87.653471][ T4428] ? ocfs2_extend_no_holes+0x490/0x490 [ 87.659114][ T4428] ? ocfs2_read_inode_block+0x11a/0x180 [ 87.664754][ T4428] ? ocfs2_read_inode_block_full+0x1a0/0x1a0 [ 87.670726][ T4428] ? __brelse+0x55/0x90 [ 87.674869][ T4428] ? ocfs2_get_clusters+0x2a1/0xa60 [ 87.680066][ T4428] ? ocfs2_allocate_extend_trans+0x5b0/0x5b0 [ 87.686056][ T4428] ? verify_lock_unused+0x140/0x140 [ 87.691253][ T4428] ? ocfs2_xattr_get_clusters+0x8a0/0x8a0 [ 87.697079][ T4428] ? ocfs2_inode_lock_full_nested+0xcb3/0x1b20 [ 87.703322][ T4428] ocfs2_allocate_unwritten_extents+0x2e6/0x7b0 [ 87.709756][ T4428] ? __ocfs2_write_remove_suid+0x760/0x760 [ 87.715554][ T4428] ? inode_dio_wait+0x226/0x290 [ 87.720395][ T4428] ? __might_sleep+0xf0/0xf0 [ 87.724980][ T4428] ? preempt_count_add+0x8d/0x190 [ 87.730192][ T4428] ? rwsem_write_trylock+0x12f/0x1b0 [ 87.735464][ T4428] ? clear_nonspinnable+0x60/0x60 [ 87.740578][ T4428] ? ocfs2_create_new_inode_locks+0x640/0x640 [ 87.746743][ T4428] ? rcu_lock_release+0x5/0x20 [ 87.751567][ T4428] __ocfs2_change_file_space+0x81d/0xe20 [ 87.757194][ T4428] ? ocfs2_change_file_space+0x330/0x330 [ 87.762821][ T4428] ocfs2_fallocate+0x1ee/0x240 [ 87.767778][ T4428] vfs_fallocate+0x587/0x6f0 [ 87.772473][ T4428] __x64_sys_fallocate+0xbd/0x100 [ 87.777780][ T4428] do_syscall_64+0x4c/0xa0 [ 87.782210][ T4428] ? clear_bhb_loop+0x30/0x80 [ 87.787015][ T4428] ? clear_bhb_loop+0x30/0x80 [ 87.791876][ T4428] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.797872][ T4428] RIP: 0033:0x7f55bc8d8749 [ 87.802388][ T4428] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 87.822028][ T4428] RSP: 002b:00007ffc3dee5e28 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 87.830440][ T4428] RAX: ffffffffffffffda RBX: 00007f55bcb2efa0 RCX: 00007f55bc8d8749 [ 87.838421][ T4428] RDX: 0000000000007351 RSI: 0000000000000000 RDI: 0000000000000004 [ 87.846383][ T4428] RBP: 00007f55bc95cf91 R08: 0000000000000000 R09: 0000000000000000 2026/01/02 12:05:35 executed programs: 41 [ 87.854775][ T4428] R10: 0000000000008001 R11: 0000000000000246 R12: 0000000000000000 [ 87.862836][ T4428] R13: 00007f55bcb2efa0 R14: 00007f55bcb2efa0 R15: 0000000000000004 [ 87.870893][ T4428] [ 87.885420][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 88.099449][ T4431] loop0: detected capacity change from 0 to 32768 [ 88.171009][ T4431] JBD2: Ignoring recovery information on journal [ 88.193315][ T4431] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.213143][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 88.357596][ T4434] loop0: detected capacity change from 0 to 32768 [ 88.420142][ T4434] JBD2: Ignoring recovery information on journal [ 88.443671][ T4434] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.463464][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 88.605461][ T4437] loop0: detected capacity change from 0 to 32768 [ 88.660192][ T4437] JBD2: Ignoring recovery information on journal [ 88.682576][ T4437] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.701611][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 88.845919][ T4440] loop0: detected capacity change from 0 to 32768 [ 88.897503][ T4440] JBD2: Ignoring recovery information on journal [ 88.920328][ T4440] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.940335][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 89.087908][ T4443] loop0: detected capacity change from 0 to 32768 [ 89.137695][ T4443] JBD2: Ignoring recovery information on journal [ 89.160404][ T4443] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.179253][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 89.323154][ T4446] loop0: detected capacity change from 0 to 32768 [ 89.397328][ T4446] JBD2: Ignoring recovery information on journal [ 89.419933][ T4446] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.440102][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 89.585438][ T4449] loop0: detected capacity change from 0 to 32768 [ 89.627793][ T4449] JBD2: Ignoring recovery information on journal [ 89.650859][ T4449] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.670493][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 89.817136][ T4452] loop0: detected capacity change from 0 to 32768 [ 89.868719][ T4452] JBD2: Ignoring recovery information on journal [ 89.890435][ T4452] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.910723][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 90.058611][ T4455] loop0: detected capacity change from 0 to 32768 [ 90.107118][ T4455] JBD2: Ignoring recovery information on journal [ 90.130393][ T4455] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.149966][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 90.293783][ T4458] loop0: detected capacity change from 0 to 32768 [ 90.379420][ T4458] JBD2: Ignoring recovery information on journal [ 90.400175][ T4458] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.419323][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 90.565118][ T4461] loop0: detected capacity change from 0 to 32768 [ 90.673654][ T4461] JBD2: Ignoring recovery information on journal [ 90.695109][ T4461] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.713930][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 90.912469][ T4464] loop0: detected capacity change from 0 to 32768 [ 90.971051][ T4464] JBD2: Ignoring recovery information on journal [ 90.992615][ T4464] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.014313][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 91.162612][ T4467] loop0: detected capacity change from 0 to 32768 [ 91.264132][ T4467] JBD2: Ignoring recovery information on journal [ 91.286609][ T4467] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.304490][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 91.493647][ T4470] loop0: detected capacity change from 0 to 32768 [ 91.513372][ T4470] JBD2: Ignoring recovery information on journal [ 91.536116][ T4470] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.555631][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 91.754572][ T4473] loop0: detected capacity change from 0 to 32768 [ 91.819985][ T4473] JBD2: Ignoring recovery information on journal [ 91.841766][ T4473] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.862731][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 92.004427][ T4476] loop0: detected capacity change from 0 to 32768 [ 92.104807][ T4476] JBD2: Ignoring recovery information on journal [ 92.126411][ T4476] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.145609][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 92.342445][ T4479] loop0: detected capacity change from 0 to 32768 [ 92.411338][ T4479] JBD2: Ignoring recovery information on journal [ 92.432859][ T4479] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.451629][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 92.593788][ T4482] loop0: detected capacity change from 0 to 32768 [ 92.668247][ T4482] JBD2: Ignoring recovery information on journal [ 92.690043][ T4482] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.708481][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 92.853406][ T4485] loop0: detected capacity change from 0 to 32768 [ 92.919131][ T4485] JBD2: Ignoring recovery information on journal [ 92.940719][ T4485] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.959710][ T4293] ocfs2: Unmounting device (7,0) on (node local) 2026/01/02 12:05:40 executed programs: 60 [ 93.113138][ T4488] loop0: detected capacity change from 0 to 32768 [ 93.190303][ T4488] JBD2: Ignoring recovery information on journal [ 93.212410][ T4488] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.233597][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 93.382064][ T4491] loop0: detected capacity change from 0 to 32768 [ 93.440723][ T4491] JBD2: Ignoring recovery information on journal [ 93.462454][ T4491] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.482233][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 93.626116][ T4494] loop0: detected capacity change from 0 to 32768 [ 93.677206][ T4494] JBD2: Ignoring recovery information on journal [ 93.697065][ T4494] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.715517][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 93.864234][ T4497] loop0: detected capacity change from 0 to 32768 [ 93.943753][ T4497] JBD2: Ignoring recovery information on journal [ 93.965584][ T4497] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.985368][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 94.172476][ T4500] loop0: detected capacity change from 0 to 32768 [ 94.274279][ T4500] JBD2: Ignoring recovery information on journal [ 94.295920][ T4500] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.315058][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 94.507466][ T4503] loop0: detected capacity change from 0 to 32768 [ 94.579994][ T4503] JBD2: Ignoring recovery information on journal [ 94.602668][ T4503] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.621940][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 94.768605][ T4506] loop0: detected capacity change from 0 to 32768 [ 94.849880][ T4506] JBD2: Ignoring recovery information on journal [ 94.871512][ T4506] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.891821][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 95.035013][ T4509] loop0: detected capacity change from 0 to 32768 [ 95.078071][ T4509] JBD2: Ignoring recovery information on journal [ 95.100907][ T4509] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.120239][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 95.265736][ T4512] loop0: detected capacity change from 0 to 32768 [ 95.310515][ T4512] JBD2: Ignoring recovery information on journal [ 95.335367][ T4512] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.354175][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 95.493674][ T4515] loop0: detected capacity change from 0 to 32768 [ 95.560892][ T4515] JBD2: Ignoring recovery information on journal [ 95.582114][ T4515] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.605372][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 95.751501][ T4518] loop0: detected capacity change from 0 to 32768 [ 95.811140][ T4518] JBD2: Ignoring recovery information on journal [ 95.833232][ T4518] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.852272][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 96.005235][ T4521] loop0: detected capacity change from 0 to 32768 [ 96.104670][ T4521] JBD2: Ignoring recovery information on journal [ 96.126631][ T4521] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.146060][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 96.323274][ T4525] loop0: detected capacity change from 0 to 32768 [ 96.369842][ T4525] JBD2: Ignoring recovery information on journal [ 96.391715][ T4525] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.416021][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 96.560005][ T4528] loop0: detected capacity change from 0 to 32768 [ 96.617508][ T4528] JBD2: Ignoring recovery information on journal [ 96.639926][ T4528] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.659093][ T4293] ocfs2: Unmounting device (7,0) on (node local) [ 96.802748][ T4531] loop0: detected capacity change from 0 to 32768