Warning: Permanently added '10.128.0.125' (ED25519) to the list of known hosts. 2026/06/20 12:58:49 parsed 1 programs 2026/06/20 12:58:49 serving rpc on tcp://37285 syzkaller login: [ 65.435257][ T4201] cgroup: Unknown subsys name 'net' [ 65.567117][ T4201] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 67.065014][ T4201] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 68.639811][ T4210] chnl_net:caif_netlink_parms(): no params data found [ 68.684596][ T4210] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.692396][ T4210] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.700341][ T4210] device bridge_slave_0 entered promiscuous mode [ 68.709551][ T4210] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.717142][ T4210] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.725757][ T4210] device bridge_slave_1 entered promiscuous mode [ 68.747316][ T4210] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.758543][ T4210] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.793567][ T4210] team0: Port device team_slave_0 added [ 68.804311][ T4210] team0: Port device team_slave_1 added [ 68.822056][ T4210] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.830856][ T4210] 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. [ 68.858271][ T4210] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.874855][ T4210] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.882157][ T4210] 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. [ 68.909136][ T4210] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.941374][ T4210] device hsr_slave_0 entered promiscuous mode [ 68.948709][ T4210] device hsr_slave_1 entered promiscuous mode [ 69.039947][ T4210] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.052022][ T4210] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.062829][ T4210] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.075979][ T4210] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.098418][ T4210] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.106363][ T4210] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.115152][ T4210] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.122706][ T4210] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.180055][ T4210] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.197892][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.210431][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.221439][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.231161][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 69.257935][ T4210] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.270302][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.281006][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.288531][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.314326][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.325692][ T397] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.335860][ T397] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.360432][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.386407][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.396114][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.407567][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.417945][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.433263][ T4210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.574031][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.584018][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.599054][ T4210] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.626206][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.636175][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.662660][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.683085][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.696347][ T4210] device veth0_vlan entered promiscuous mode [ 69.705053][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.713893][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.727448][ T4210] device veth1_vlan entered promiscuous mode [ 69.756058][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.766698][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.776974][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.786573][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.801329][ T4210] device veth0_macvtap entered promiscuous mode [ 69.812468][ T4210] device veth1_macvtap entered promiscuous mode [ 69.834941][ T4210] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.844732][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.855162][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.864165][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.873360][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.887006][ T4210] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.896975][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.908264][ T397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.922512][ T4210] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.931891][ T4210] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.940782][ T4210] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.955049][ T4210] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.105927][ T4210] syz-executor (4210) used greatest stack depth: 20544 bytes left [ 70.579877][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.592265][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.608520][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.645306][ T1991] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.662527][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.671503][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.680684][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.444621][ T1431] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.454104][ T1431] ieee802154 phy1 wpan1: encryption failed: -22 2026/06/20 12:58:58 executed programs: 0 [ 72.702045][ T4292] chnl_net:caif_netlink_parms(): no params data found [ 72.754315][ T1991] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.767554][ T4292] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.775425][ T4292] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.784153][ T4292] device bridge_slave_0 entered promiscuous mode [ 72.792815][ T4292] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.800144][ T4292] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.808626][ T4292] device bridge_slave_1 entered promiscuous mode [ 72.828910][ T4292] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.842235][ T4292] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.867079][ T4292] team0: Port device team_slave_0 added [ 72.875771][ T4292] team0: Port device team_slave_1 added [ 72.894461][ T4292] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.903070][ T4292] 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. [ 72.931337][ T4292] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.944058][ T4292] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.952799][ T4292] 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. [ 72.981152][ T4292] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.010145][ T4292] device hsr_slave_0 entered promiscuous mode [ 73.018305][ T4292] device hsr_slave_1 entered promiscuous mode [ 73.026401][ T4292] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.035407][ T4292] Cannot create hsr debugfs directory [ 74.642387][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 74.856519][ T1991] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.907884][ T1991] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.829917][ T4292] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.844100][ T4292] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.863615][ T1991] device hsr_slave_0 left promiscuous mode [ 75.871498][ T1991] device hsr_slave_1 left promiscuous mode [ 75.878343][ T1991] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.887750][ T1991] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.897859][ T1991] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.907389][ T1991] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.918134][ T1991] device bridge_slave_1 left promiscuous mode [ 75.928483][ T1991] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.945266][ T1991] device bridge_slave_0 left promiscuous mode [ 75.954346][ T1991] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.973590][ T1991] device veth1_macvtap left promiscuous mode [ 75.980377][ T1991] device veth0_macvtap left promiscuous mode [ 75.987074][ T1991] device veth1_vlan left promiscuous mode [ 75.993662][ T1991] device veth0_vlan left promiscuous mode [ 76.152104][ T1991] team0 (unregistering): Port device team_slave_1 removed [ 76.168735][ T1991] team0 (unregistering): Port device team_slave_0 removed [ 76.188971][ T1991] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 76.207579][ T1991] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.272865][ T1991] bond0 (unregistering): Released all slaves [ 76.346447][ T4292] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.357320][ T4292] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.424016][ T4292] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.439614][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.450942][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.476508][ T4292] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.493901][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.505601][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.515238][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.522908][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.533301][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.565894][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.576764][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.588712][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.598039][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.609973][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.622612][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.638599][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.651600][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.664347][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.678297][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.688537][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.702590][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.712996][ T4306] Bluetooth: hci0: command 0x041b tx timeout [ 76.714314][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.743024][ T4292] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.754921][ T4292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.764636][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.774626][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.910436][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.919245][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.935681][ T4292] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.964460][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.975236][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.000074][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.012013][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.025721][ T4292] device veth0_vlan entered promiscuous mode [ 77.034496][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.044951][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.061846][ T4292] device veth1_vlan entered promiscuous mode [ 77.089716][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.100383][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.111904][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.127494][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.143056][ T4292] device veth0_macvtap entered promiscuous mode [ 77.156153][ T4292] device veth1_macvtap entered promiscuous mode [ 77.179184][ T4292] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.188869][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.199655][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.209961][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.220476][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.235582][ T4292] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.244389][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.256118][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.273088][ T4292] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.285932][ T4292] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.298620][ T4292] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.309838][ T4292] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.387835][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.406689][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.419490][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.444960][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.454480][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.464290][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 77.882718][ T4335] loop0: detected capacity change from 0 to 32768 [ 78.009185][ T4335] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 78.023168][ T4335] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 78.093872][ T4335] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 78.113869][ T1111] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 78.136428][ T1111] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 78.217462][ T1111] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 81ms [ 78.243459][ T1111] gfs2: fsid=syz:syz.0: jid=0: Done [ 78.252756][ T4335] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 78.636288][ T4292] ------------[ cut here ]------------ [ 78.647112][ T4292] WARNING: CPU: 1 PID: 4292 at include/linux/backing-dev.h:289 __set_page_dirty+0xae2/0xdb0 [ 78.659409][ T4292] Modules linked in: [ 78.664149][ T4292] CPU: 1 PID: 4292 Comm: syz-executor Not tainted syzkaller #0 [ 78.672167][ T4292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 78.682849][ T4292] RIP: 0010:__set_page_dirty+0xae2/0xdb0 [ 78.688913][ T4292] Code: f1 d7 ff 49 ff cf e9 5c fc ff ff e8 58 f1 d7 ff 48 ff cb e9 e6 fb ff ff e8 4b f1 d7 ff 48 ff cb e9 c4 fc ff ff e8 3e f1 d7 ff <0f> 0b 43 80 3c 3e 00 0f 85 99 f9 ff ff e9 9c f9 ff ff 89 d9 80 e1 [ 78.711076][ T4292] RSP: 0018:ffffc900014ef7b8 EFLAGS: 00010093 [ 78.717968][ T4292] RAX: ffffffff81a10162 RBX: 0000000000000000 RCX: ffff88802b99bb80 [ 78.726429][ T4292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 78.735657][ T4292] RBP: ffffea0001fc71c0 R08: ffff8881409013ff R09: 1ffff1102812027f [ 78.745569][ T4292] R10: dffffc0000000000 R11: ffffed1028120280 R12: ffff888140901280 [ 78.755550][ T4292] R13: ffff8881409013f8 R14: 1ffff1102812027f R15: dffffc0000000000 [ 78.765658][ T4292] FS: 00005555698bb500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 78.775387][ T4292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.782119][ T4292] CR2: 00007fdcb83c0000 CR3: 00000000744f1000 CR4: 00000000003506e0 [ 78.790347][ T4292] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.798770][ T4292] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.808280][ T4292] Call Trace: [ 78.812128][ T4292] [ 78.815346][ T4292] ? page_mapping+0x30e/0x440 [ 78.820230][ T4292] mark_buffer_dirty+0x2d7/0x490 [ 78.825323][ T4292] gfs2_unpin+0x134/0xa00 [ 78.829801][ T4292] buf_lo_after_commit+0x161/0x1b0 [ 78.835849][ T4292] ? buf_lo_before_commit+0xf0/0xf0 [ 78.842525][ T4292] __gfs2_log_flush+0x1179/0x25f0 [ 78.848611][ T4292] ? gfs2_log_flush+0x40/0x40 [ 78.853665][ T4292] ? rwsem_write_trylock+0x135/0x1c0 [ 78.860831][ T4292] ? clear_nonspinnable+0x60/0x60 [ 78.866771][ T4292] ? rcu_is_watching+0x11/0xa0 [ 78.872698][ T4292] ? unregister_shrinker+0x245/0x300 [ 78.878478][ T4292] ? kfree+0x4a/0x2a0 [ 78.882677][ T4292] gfs2_log_flush+0x30/0x40 [ 78.887566][ T4292] gfs2_kill_sb+0x50/0xd0 [ 78.893956][ T4292] deactivate_locked_super+0x93/0xf0 [ 78.899642][ T4292] cleanup_mnt+0x426/0x4d0 [ 78.905055][ T4292] task_work_run+0x125/0x1a0 [ 78.910450][ T4292] get_signal+0x123e/0x12e0 [ 78.915281][ T4292] ? task_work_add+0x1a7/0x1d0 [ 78.920258][ T4292] arch_do_signal_or_restart+0xe6/0x12a0 [ 78.926038][ T4292] ? vfs_submount+0xb0/0xb0 [ 78.930583][ T4292] ? lockref_put_or_lock+0x6e/0xb0 [ 78.936175][ T4292] ? path_umount+0x341/0xfe0 [ 78.941955][ T4292] ? get_sigframe_size+0x10/0x10 [ 78.947310][ T4292] ? exit_to_user_mode_loop+0x3b/0x130 [ 78.953436][ T4292] exit_to_user_mode_loop+0x9e/0x130 [ 78.959192][ T4292] exit_to_user_mode_prepare+0xee/0x180 [ 78.965212][ T4292] syscall_exit_to_user_mode+0x16/0x40 [ 78.971145][ T4292] do_syscall_64+0x58/0xa0 [ 78.975966][ T4292] ? clear_bhb_loop+0x30/0x80 [ 78.981081][ T4292] ? clear_bhb_loop+0x30/0x80 [ 78.986856][ T4292] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.992990][ T4292] RIP: 0033:0x7f7cbbf35097 [ 78.997495][ T4292] Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 79.020677][ T4292] RSP: 002b:00007ffd84ad79e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 79.032151][ T4292] RAX: 0000000000000000 RBX: 00007f7cbbf