no interfaces have a carrier [ 39.749306][ T3854] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.758979][ T3854] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.108' (ED25519) to the list of known hosts. 2025/10/23 11:29:02 parsed 1 programs syzkaller login: [ 69.407806][ T4189] cgroup: Unknown subsys name 'net' [ 69.555127][ T4189] cgroup: Unknown subsys name 'rlimit' [ 71.074882][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 71.349324][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.356270][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 73.606568][ T500] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.614576][ T500] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.645167][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.663041][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.671537][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.683465][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.896889][ T4269] chnl_net:caif_netlink_parms(): no params data found [ 74.943347][ T4269] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.950850][ T4269] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.958852][ T4269] device bridge_slave_0 entered promiscuous mode [ 74.967840][ T4269] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.975054][ T4269] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.983217][ T4269] device bridge_slave_1 entered promiscuous mode [ 75.005499][ T4269] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.016876][ T4269] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.040191][ T4269] team0: Port device team_slave_0 added [ 75.048592][ T4269] team0: Port device team_slave_1 added [ 75.068431][ T4269] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.075384][ T4269] 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. [ 75.101507][ T4269] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.114084][ T4269] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.121183][ T4269] 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. [ 75.147105][ T4269] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.196886][ T4269] device hsr_slave_0 entered promiscuous mode [ 75.203613][ T4269] device hsr_slave_1 entered promiscuous mode [ 75.339301][ T4269] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.350953][ T4269] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.381407][ T4269] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.390703][ T4269] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.417122][ T4269] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.424347][ T4269] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.432303][ T4269] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.439403][ T4269] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.501585][ T4269] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.517748][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.527397][ T1486] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.536309][ T1486] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.549961][ T4269] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.562219][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.570724][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.577802][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.620002][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.629036][ T1486] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.636139][ T1486] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.646678][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.655396][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.669997][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.702956][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.715040][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.729796][ T4269] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.832316][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.840070][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.854681][ T4269] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.888838][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.898065][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.916749][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.925396][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.939606][ T4269] device veth0_vlan entered promiscuous mode [ 75.947154][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.954933][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.975248][ T4269] device veth1_vlan entered promiscuous mode [ 76.005403][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.014960][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.024665][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.033579][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.044905][ T4269] device veth0_macvtap entered promiscuous mode [ 76.065115][ T4269] device veth1_macvtap entered promiscuous mode [ 76.101733][ T4269] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.110132][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.118805][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.127542][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.136612][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.148108][ T4269] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.165330][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.174217][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.185024][ T4269] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.194185][ T4269] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.203912][ T4269] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.212694][ T4269] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/10/23 11:29:12 executed programs: 0 [ 77.192052][ T4301] chnl_net:caif_netlink_parms(): no params data found [ 77.258551][ T4301] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.269424][ T4301] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.278992][ T4301] device bridge_slave_0 entered promiscuous mode [ 77.292986][ T4301] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.301429][ T4301] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.311419][ T4301] device bridge_slave_1 entered promiscuous mode [ 77.345073][ T4301] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.359150][ T4301] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.397302][ T4301] team0: Port device team_slave_0 added [ 77.407045][ T4301] team0: Port device team_slave_1 added [ 77.434706][ T4301] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.443070][ T4301] 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. [ 77.471292][ T4301] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.484430][ T4301] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.492409][ T4301] 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. [ 77.519169][ T4301] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.557707][ T4301] device hsr_slave_0 entered promiscuous mode [ 77.564480][ T4301] device hsr_slave_1 entered promiscuous mode [ 77.571261][ T4301] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.580622][ T4301] Cannot create hsr debugfs directory [ 77.668447][ T4301] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.106840][ T4312] Bluetooth: hci0: command 0x0409 tx timeout [ 81.032829][ T4301] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.196161][ T4263] Bluetooth: hci0: command 0x041b tx timeout [ 81.491016][ T4301] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.572496][ T4301] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.778547][ T4301] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.790470][ T4301] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.802620][ T4301] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.812660][ T4301] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.893563][ T4301] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.928779][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 81.936759][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.948102][ T4301] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.967308][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.977140][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.985912][ T500] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.992987][ T500] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.002306][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.011183][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.019908][ T500] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.027350][ T500] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.035403][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 82.057145][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 82.065661][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 82.074492][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.087379][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.098488][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 82.107681][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.116721][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 82.126889][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.135118][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 82.161251][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 82.169806][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.180782][ T4301] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.280093][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.287753][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.312511][ T4301] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.330939][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.340005][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.368748][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.377238][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.386359][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.394141][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.404258][ T4301] device veth0_vlan entered promiscuous mode [ 82.415107][ T4301] device veth1_vlan entered promiscuous mode [ 82.430372][ T9] device hsr_slave_0 left promiscuous mode [ 82.437241][ T9] device hsr_slave_1 left promiscuous mode [ 82.443696][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.451591][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.460140][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.468234][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.475889][ T9] device bridge_slave_1 left promiscuous mode [ 82.482793][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.496471][ T9] device bridge_slave_0 left promiscuous mode [ 82.502672][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.520412][ T9] device veth1_macvtap left promiscuous mode [ 82.528382][ T9] device veth0_macvtap left promiscuous mode [ 82.534438][ T9] device veth1_vlan left promiscuous mode [ 82.541347][ T9] device veth0_vlan left promiscuous mode [ 82.696434][ T9] team0 (unregistering): Port device team_slave_1 removed [ 82.709766][ T9] team0 (unregistering): Port device team_slave_0 removed [ 82.725120][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 82.740182][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 82.795807][ T9] bond0 (unregistering): Released all slaves [ 82.882977][ T4301] device veth0_macvtap entered promiscuous mode [ 82.895999][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.904144][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 82.913169][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.921962][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.932738][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.944150][ T4301] device veth1_macvtap entered promiscuous mode [ 82.966251][ T4301] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.973627][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.985177][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.997008][ T4301] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.004317][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.013129][ T500] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.025085][ T4301] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.034948][ T4301] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.043754][ T4301] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.052758][ T4301] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.121105][ T1486] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.131354][ T1486] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.158317][ T1486] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.171283][ T1486] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.179870][ T1486] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.189435][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 83.265931][ T4312] Bluetooth: hci0: command 0x040f tx timeout [ 83.578651][ T4326] loop0: detected capacity change from 0 to 32768 [ 83.647553][ T4326] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 83.675611][ T4326] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 83.731530][ T4326] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 83.758575][ T4266] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 83.767203][ T4266] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 83.816931][ T4266] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 49ms [ 83.827292][ T4266] gfs2: fsid=syz:syz.0: jid=0: Done [ 83.833153][ T4326] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 84.190007][ T4301] ------------[ cut here ]------------ [ 84.195755][ T4301] WARNING: CPU: 1 PID: 4301 at include/linux/backing-dev.h:289 __set_page_dirty+0xaf5/0xdc0 [ 84.205973][ T4301] Modules linked in: [ 84.209906][ T4301] CPU: 1 PID: 4301 Comm: syz-executor Not tainted syzkaller #0 [ 84.217467][ T4301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 84.227551][ T4301] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 84.233216][ T4301] Code: 50 d8 ff 49 ff cf e9 5b fc ff ff e8 b5 50 d8 ff 48 ff cb e9 e4 fb ff ff e8 a8 50 d8 ff 48 ff cb e9 c4 fc ff ff e8 9b 50 d8 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 84.252844][ T4301] RSP: 0018:ffffc900023177d8 EFLAGS: 00010093 [ 84.258943][ T4301] RAX: ffffffff819f79f5 RBX: 0000000000000000 RCX: ffff8880298a1dc0 [ 84.266935][ T4301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.274926][ T4301] RBP: ffffea0001d4dc40 R08: dffffc0000000000 R09: ffffed1028b93b4f [ 84.282915][ T4301] R10: ffffed1028b93b4f R11: 1ffff11028b93b4e R12: ffff888145c9d8f8 [ 84.290902][ T4301] R13: ffff888145c9da70 R14: 1ffff11028b93b4e R15: dffffc0000000000 [ 84.298892][ T4301] FS: 0000555566a01500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 84.307852][ T4301] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.314459][ T4301] CR2: 00007ffe1589bf28 CR3: 000000005c5e7000 CR4: 00000000003506e0 [ 84.322453][ T4301] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.330436][ T4301] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.338422][ T4301] Call Trace: [ 84.341709][ T4301] [ 84.344657][ T4301] ? page_mapping+0x30e/0x440 [ 84.349363][ T4301] mark_buffer_dirty+0x2d7/0x490 [ 84.354333][ T4301] gfs2_unpin+0x126/0x9a0 [ 84.358685][ T4301] ? log_pull_tail+0x7f/0x370 [ 84.363397][ T4301] buf_lo_after_commit+0x15a/0x1a0 [ 84.368525][ T4301] ? buf_lo_before_commit+0xf0/0xf0 [ 84.373739][ T4301] gfs2_log_flush+0x1145/0x2610 [ 84.378624][ T4301] ? gfs2_log_flush+0xe1/0x2610 [ 84.383503][ T4301] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 84.388630][ T4301] ? unregister_shrinker+0x247/0x300 [ 84.393944][ T4301] ? kfree+0x4a/0x2a0 [ 84.397941][ T4301] ? up_write+0x1bb/0x420 [ 84.402298][ T4301] gfs2_kill_sb+0x50/0xd0 [ 84.406651][ T4301] deactivate_locked_super+0x93/0xf0 [ 84.411971][ T4301] cleanup_mnt+0x418/0x4d0 [ 84.416427][ T4301] ? lockdep_hardirqs_on+0x94/0x140 [ 84.421653][ T4301] task_work_run+0x125/0x1a0 [ 84.426268][ T4301] get_signal+0x1222/0x12c0 [ 84.430791][ T4301] ? kick_process+0xd4/0x140 [ 84.435399][ T4301] ? task_work_add+0x1a7/0x1d0 [ 84.440187][ T4301] ? mntput_no_expire+0x55e/0x780 [ 84.445238][ T4301] arch_do_signal_or_restart+0xc1/0x1300 [ 84.450895][ T4301] ? lockref_put_or_lock+0x6e/0xb0 [ 84.456040][ T4301] ? path_umount+0x34c/0xfc0 [ 84.460650][ T4301] ? get_sigframe_size+0x10/0x10 [ 84.465634][ T4301] ? exit_to_user_mode_loop+0x3b/0x130 [ 84.471116][ T4301] exit_to_user_mode_loop+0x9e/0x130 [ 84.476430][ T4301] exit_to_user_mode_prepare+0xee/0x180 [ 84.481994][ T4301] syscall_exit_to_user_mode+0x16/0x40 [ 84.487466][ T4301] do_syscall_64+0x58/0xa0 [ 84.491895][ T4301] ? clear_bhb_loop+0x30/0x80 [ 84.496595][ T4301] ? clear_bhb_loop+0x30/0x80 [ 84.501300][ T4301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.507217][ T4301] RIP: 0033:0x7fba023d02f7 [ 84.511654][ T4301] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 84.531278][ T4301] RSP: 002b:00007ffe1589c6d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 84.539715][ T4301] RAX: 0000000000000000 RBX: 00007fba02451d7d RCX: 00007fba023d02f7 [ 84.547753][ T4301] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe1589c790 [ 84.555744][ T4301] RBP: 00007ffe1589c790 R08: 0000000000000000 R09: 0000000000000000 [ 84.563729][ T4301] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe1589d820 [ 84.571714][ T4301] R13: 00007fba02451d7d R14: 0000000000014887 R15: 00007ffe1589d860 [ 84.579721][ T4301] [ 84.582761][ T4301] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 84.590043][ T4301] CPU: 1 PID: 4301 Comm: syz-executor Not tainted syzkaller #0 [ 84.597596][ T4301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 84.607661][ T4301] Call Trace: [ 84.610954][ T4301] [ 84.613903][ T4301] dump_stack_lvl+0x168/0x230 [ 84.618609][ T4301] ? show_regs_print_info+0x20/0x20 [ 84.623831][ T4301] ? load_image+0x3b0/0x3b0 [ 84.628368][ T4301] panic+0x2c9/0x7f0 [ 84.632282][ T4301] ? bpf_jit_dump+0xd0/0xd0 [ 84.636810][ T4301] ? __set_page_dirty+0xaf5/0xdc0 [ 84.641867][ T4301] __warn+0x248/0x2b0 [ 84.645868][ T4301] ? __set_page_dirty+0xaf5/0xdc0 [ 84.650913][ T4301] report_bug+0x1b7/0x2e0 [ 84.655265][ T4301] handle_bug+0x3a/0x70 [ 84.659437][ T4301] exc_invalid_op+0x16/0x40 [ 84.663955][ T4301] asm_exc_invalid_op+0x16/0x20 [ 84.668826][ T4301] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 84.674477][ T4301] Code: 50 d8 ff 49 ff cf e9 5b fc ff ff e8 b5 50 d8 ff 48 ff cb e9 e4 fb ff ff e8 a8 50 d8 ff 48 ff cb e9 c4 fc ff ff e8 9b 50 d8 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 84.694189][ T4301] RSP: 0018:ffffc900023177d8 EFLAGS: 00010093 [ 84.700288][ T4301] RAX: ffffffff819f79f5 RBX: 0000000000000000 RCX: ffff8880298a1dc0 [ 84.708280][ T4301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.716268][ T4301] RBP: ffffea0001d4dc40 R08: dffffc0000000000 R09: ffffed1028b93b4f [ 84.724265][ T4301] R10: ffffed1028b93b4f R11: 1ffff11028b93b4e R12: ffff888145c9d8f8 [ 84.732263][ T4301] R13: ffff888145c9da70 R14: 1ffff11028b93b4e R15: dffffc0000000000 [ 84.740274][ T4301] ? __set_page_dirty+0xaf5/0xdc0 [ 84.745334][ T4301] ? __set_page_dirty+0xaf5/0xdc0 [ 84.750729][ T4301] ? page_mapping+0x30e/0x440 [ 84.755534][ T4301] mark_buffer_dirty+0x2d7/0x490 [ 84.760509][ T4301] gfs2_unpin+0x126/0x9a0 [ 84.764868][ T4301] ? log_pull_tail+0x7f/0x370 [ 84.769593][ T4301] buf_lo_after_commit+0x15a/0x1a0 [ 84.774762][ T4301] ? buf_lo_before_commit+0xf0/0xf0 [ 84.779988][ T4301] gfs2_log_flush+0x1145/0x2610 [ 84.784870][ T4301] ? gfs2_log_flush+0xe1/0x2610 [ 84.790034][ T4301] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 84.795174][ T4301] ? unregister_shrinker+0x247/0x300 [ 84.800485][ T4301] ? kfree+0x4a/0x2a0 [ 84.804493][ T4301] ? up_write+0x1bb/0x420 [ 84.808859][ T4301] gfs2_kill_sb+0x50/0xd0 [ 84.813236][ T4301] deactivate_locked_super+0x93/0xf0 [ 84.818530][ T4301] cleanup_mnt+0x418/0x4d0 [ 84.822958][ T4301] ? lockdep_hardirqs_on+0x94/0x140 [ 84.828166][ T4301] task_work_run+0x125/0x1a0 [ 84.832763][ T4301] get_signal+0x1222/0x12c0 [ 84.837275][ T4301] ? kick_process+0xd4/0x140 [ 84.842131][ T4301] ? task_work_add+0x1a7/0x1d0 [ 84.846906][ T4301] ? mntput_no_expire+0x55e/0x780 [ 84.851938][ T4301] arch_do_signal_or_restart+0xc1/0x1300 [ 84.857582][ T4301] ? lockref_put_or_lock+0x6e/0xb0 [ 84.862711][ T4301] ? path_umount+0x34c/0xfc0 [ 84.867312][ T4301] ? get_sigframe_size+0x10/0x10 [ 84.872269][ T4301] ? exit_to_user_mode_loop+0x3b/0x130 [ 84.877741][ T4301] exit_to_user_mode_loop+0x9e/0x130 [ 84.883032][ T4301] exit_to_user_mode_prepare+0xee/0x180 [ 84.888585][ T4301] syscall_exit_to_user_mode+0x16/0x40 [ 84.894054][ T4301] do_syscall_64+0x58/0xa0 [ 84.898470][ T4301] ? clear_bhb_loop+0x30/0x80 [ 84.903150][ T4301] ? clear_bhb_loop+0x30/0x80 [ 84.907830][ T4301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.913737][ T4301] RIP: 0033:0x7fba023d02f7 [ 84.918397][ T4301] Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 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 a8 ff ff ff f7 d8 64 89 02 b8 [ 84.938020][ T4301] RSP: 002b:00007ffe1589c6d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 84.946533][ T4301] RAX: 0000000000000000 RBX: 00007fba02451d7d RCX: 00007fba023d02f7 [ 84.954506][ T4301] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe1589c790 [ 84.962484][ T4301] RBP: 00007ffe1589c790 R08: 0000000000000000 R09: 0000000000000000 [ 84.970468][ T4301] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe1589d820 [ 84.978444][ T4301] R13: 00007fba02451d7d R14: 0000000000014887 R15: 00007ffe1589d860 [ 84.986434][ T4301] [ 84.989682][ T4301] Kernel Offset: disabled [ 84.994218][ T4301] Rebooting in 86400 seconds..