Warning: Permanently added '10.128.1.23' (ED25519) to the list of known hosts. 2025/11/27 16:27:04 parsed 1 programs syzkaller login: [ 58.537846][ T4189] cgroup: Unknown subsys name 'net' [ 58.688087][ T4189] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 60.161791][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 61.612560][ T1395] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.631337][ T1395] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.645355][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.664587][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.672719][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.681534][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.648888][ T4241] chnl_net:caif_netlink_parms(): no params data found [ 63.712301][ T4241] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.720021][ T4241] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.728036][ T4241] device bridge_slave_0 entered promiscuous mode [ 63.738489][ T4241] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.749275][ T4241] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.759030][ T4241] device bridge_slave_1 entered promiscuous mode [ 63.782571][ T4241] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.794584][ T4241] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.826934][ T4241] team0: Port device team_slave_0 added [ 63.835369][ T4241] team0: Port device team_slave_1 added [ 63.859789][ T4241] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.868768][ T4241] 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. [ 63.895075][ T4241] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.907974][ T4241] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.915129][ T4241] 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. [ 63.941693][ T4241] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.983810][ T4241] device hsr_slave_0 entered promiscuous mode [ 63.997956][ T4241] device hsr_slave_1 entered promiscuous mode [ 64.204368][ T4241] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.215428][ T4241] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.224744][ T4241] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.234859][ T4241] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.260127][ T4241] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.267350][ T4241] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.275511][ T4241] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.282713][ T4241] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.324093][ T4241] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.337550][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.349603][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.359468][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.367737][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 64.380524][ T4241] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.395996][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.405044][ T1395] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.412282][ T1395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.423550][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.433339][ T1395] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.440523][ T1395] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.457598][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.468247][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.479379][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.491739][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.505309][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.515806][ T4241] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.633891][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.643301][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.675510][ T4241] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.691316][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.700635][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.736611][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.745530][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.759775][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.768020][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.779160][ T4241] device veth0_vlan entered promiscuous mode [ 64.792449][ T4241] device veth1_vlan entered promiscuous mode [ 64.824423][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.833741][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.842706][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.851181][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.864327][ T4241] device veth0_macvtap entered promiscuous mode [ 64.876362][ T4241] device veth1_macvtap entered promiscuous mode [ 64.912862][ T4241] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.920533][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.930054][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.939011][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.948239][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.960578][ T4241] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.987365][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.997326][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.008461][ T4241] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.017865][ T4241] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.027325][ T4241] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.036466][ T4241] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/11/27 16:27:13 executed programs: 0 [ 66.478726][ T4294] chnl_net:caif_netlink_parms(): no params data found [ 66.546739][ T4294] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.554113][ T4294] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.562812][ T4294] device bridge_slave_0 entered promiscuous mode [ 66.571094][ T4294] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.578743][ T4294] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.586857][ T4294] device bridge_slave_1 entered promiscuous mode [ 66.611960][ T4294] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.624714][ T4294] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.668406][ T4294] team0: Port device team_slave_0 added [ 66.680558][ T4294] team0: Port device team_slave_1 added [ 66.707246][ T4294] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.714479][ T4294] 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. [ 66.741372][ T4294] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.756705][ T4294] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.764321][ T4294] 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. [ 66.790505][ T4294] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.849594][ T4294] device hsr_slave_0 entered promiscuous mode [ 66.856609][ T4294] device hsr_slave_1 entered promiscuous mode [ 66.866118][ T4294] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.874533][ T4294] Cannot create hsr debugfs directory [ 66.958771][ T4294] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.352410][ T2358] Bluetooth: hci0: command 0x0409 tx timeout [ 69.678143][ T4294] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.726493][ T4294] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.808816][ T4294] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.898622][ T4294] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.907346][ T4294] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.916341][ T4294] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.926054][ T4294] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.004405][ T4294] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.015914][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.024994][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.036145][ T4294] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.052499][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.061271][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.070651][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.077812][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.087269][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.097897][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.107078][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.116935][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.124047][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.141713][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.150528][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.159220][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.167883][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.176658][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.186157][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.205055][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.214598][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.223872][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.236399][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.245567][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.256577][ T4294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.374342][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.381969][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.394056][ T4294] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.423828][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.432686][ T4259] Bluetooth: hci0: command 0x041b tx timeout [ 70.434974][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.458852][ T9] device hsr_slave_0 left promiscuous mode [ 70.465652][ T9] device hsr_slave_1 left promiscuous mode [ 70.473883][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 70.481317][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 70.489846][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 70.497651][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 70.505657][ T9] device bridge_slave_1 left promiscuous mode [ 70.513987][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.527324][ T9] device bridge_slave_0 left promiscuous mode [ 70.534604][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.550612][ T9] device veth1_macvtap left promiscuous mode [ 70.557266][ T9] device veth0_macvtap left promiscuous mode [ 70.563426][ T9] device veth1_vlan left promiscuous mode [ 70.569394][ T9] device veth0_vlan left promiscuous mode [ 70.711180][ T9] team0 (unregistering): Port device team_slave_1 removed [ 70.724032][ T9] team0 (unregistering): Port device team_slave_0 removed [ 70.737377][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.750994][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.801443][ T9] bond0 (unregistering): Released all slaves [ 70.860820][ T4294] device veth0_vlan entered promiscuous mode [ 70.868442][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.877043][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.886935][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.894864][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.911191][ T4294] device veth1_vlan entered promiscuous mode [ 70.947946][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.956343][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.965861][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.974796][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.986712][ T4294] device veth0_macvtap entered promiscuous mode [ 71.013010][ T4294] device veth1_macvtap entered promiscuous mode [ 71.027675][ T4294] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.036191][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.044454][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.052818][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.061282][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.078288][ T4294] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.088942][ T4294] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.098469][ T4294] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.107630][ T4294] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.116372][ T4294] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.126367][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.136127][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.189343][ T1395] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.205138][ T1395] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.215874][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.225330][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.235118][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.246147][ T1395] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/27 16:27:18 executed programs: 2 [ 71.404969][ T1429] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.411659][ T1429] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.692783][ T4312] loop0: detected capacity change from 0 to 32768 [ 71.722998][ T4312] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 71.747314][ T4312] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 71.816171][ T4312] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 71.827911][ T4259] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 71.835469][ T4259] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 71.894765][ T4259] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 59ms [ 71.904799][ T4259] gfs2: fsid=syz:syz.0: jid=0: Done [ 71.911021][ T4312] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 72.220186][ T26] audit: type=1800 audit(1764260839.550:2): pid=4312 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.17" name="file2" dev="loop0" ino=9378 res=0 errno=0 [ 72.247895][ T4294] ------------[ cut here ]------------ [ 72.253667][ T4294] WARNING: CPU: 0 PID: 4294 at include/linux/backing-dev.h:289 __set_page_dirty+0xaf5/0xdc0 [ 72.263867][ T4294] Modules linked in: [ 72.267810][ T4294] CPU: 0 PID: 4294 Comm: syz-executor Not tainted syzkaller #0 [ 72.275381][ T4294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 72.285466][ T4294] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 72.291170][ T4294] Code: 50 d8 ff 49 ff cf e9 5b fc ff ff e8 65 50 d8 ff 48 ff cb e9 e4 fb ff ff e8 58 50 d8 ff 48 ff cb e9 c4 fc ff ff e8 4b 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 [ 72.310986][ T4294] RSP: 0018:ffffc9000314fad8 EFLAGS: 00010093 [ 72.317200][ T4294] RAX: ffffffff819f7bc5 RBX: 0000000000000000 RCX: ffff888027493b80 [ 72.325724][ T4294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.333726][ T4294] RBP: ffffea0001fbb6c0 R08: dffffc0000000000 R09: ffffed1028119b4f [ 72.341748][ T4294] R10: ffffed1028119b4f R11: 1ffff11028119b4e R12: ffff8881408cd8f8 [ 72.349752][ T4294] R13: ffff8881408cda70 R14: 1ffff11028119b4e R15: dffffc0000000000 [ 72.358003][ T4294] FS: 000055557c9ec500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 72.366954][ T4294] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.373551][ T4294] CR2: 000055557ca075c8 CR3: 000000005cd65000 CR4: 00000000003506f0 [ 72.381542][ T4294] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.389532][ T4294] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.397526][ T4294] Call Trace: [ 72.400822][ T4294] [ 72.403770][ T4294] ? page_mapping+0x30e/0x440 [ 72.408472][ T4294] mark_buffer_dirty+0x2d7/0x490 [ 72.413447][ T4294] gfs2_unpin+0x126/0x9a0 [ 72.417814][ T4294] ? log_pull_tail+0x7f/0x370 [ 72.422522][ T4294] buf_lo_after_commit+0x15a/0x1a0 [ 72.427665][ T4294] ? buf_lo_before_commit+0xf0/0xf0 [ 72.432972][ T4294] gfs2_log_flush+0x1145/0x2610 [ 72.437848][ T4294] ? gfs2_log_flush+0xa1/0x2610 [ 72.442735][ T4294] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 72.447867][ T4294] ? unregister_shrinker+0x247/0x300 [ 72.453202][ T4294] ? kfree+0x4a/0x2a0 [ 72.457187][ T4294] ? up_write+0x1bb/0x420 [ 72.461611][ T4294] gfs2_kill_sb+0x50/0xd0 [ 72.465945][ T4294] deactivate_locked_super+0x93/0xf0 [ 72.471230][ T4294] cleanup_mnt+0x418/0x4d0 [ 72.475651][ T4294] ? lockdep_hardirqs_on+0x94/0x140 [ 72.480880][ T4294] task_work_run+0x125/0x1a0 [ 72.485480][ T4294] exit_to_user_mode_loop+0x10f/0x130 [ 72.490858][ T4294] exit_to_user_mode_prepare+0xee/0x180 [ 72.496411][ T4294] syscall_exit_to_user_mode+0x16/0x40 [ 72.502059][ T4294] do_syscall_64+0x58/0xa0 [ 72.506517][ T4294] ? clear_bhb_loop+0x30/0x80 [ 72.511209][ T4294] ? clear_bhb_loop+0x30/0x80 [ 72.515899][ T4294] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.521809][ T4294] RIP: 0033:0x7f4df9ef5a77 [ 72.526237][ T4294] 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 [ 72.545847][ T4294] RSP: 002b:00007ffcff633d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 72.554268][ T4294] RAX: 0000000000000000 RBX: 00007f4df9f78d7d RCX: 00007f4df9ef5a77 [ 72.562247][ T4294] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcff633df0 [ 72.570318][ T4294] RBP: 00007ffcff633df0 R08: 0000000000000000 R09: 0000000000000000 [ 72.578308][ T4294] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcff634e80 [ 72.586297][ T4294] R13: 00007f4df9f78d7d R14: 00000000000119ec R15: 00007ffcff634ec0 [ 72.594379][ T4294] [ 72.597401][ T4294] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 72.604675][ T4294] CPU: 0 PID: 4294 Comm: syz-executor Not tainted syzkaller #0 [ 72.612219][ T4294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 72.622632][ T4294] Call Trace: [ 72.625915][ T4294] [ 72.629227][ T4294] dump_stack_lvl+0x168/0x230 [ 72.633952][ T4294] ? show_regs_print_info+0x20/0x20 [ 72.639243][ T4294] ? load_image+0x3b0/0x3b0 [ 72.643760][ T4294] panic+0x2c9/0x7f0 [ 72.647688][ T4294] ? bpf_jit_dump+0xd0/0xd0 [ 72.652207][ T4294] ? __set_page_dirty+0xaf5/0xdc0 [ 72.657234][ T4294] __warn+0x248/0x2b0 [ 72.661218][ T4294] ? __set_page_dirty+0xaf5/0xdc0 [ 72.666246][ T4294] report_bug+0x1b7/0x2e0 [ 72.670581][ T4294] handle_bug+0x3a/0x70 [ 72.674733][ T4294] exc_invalid_op+0x16/0x40 [ 72.679236][ T4294] asm_exc_invalid_op+0x16/0x20 [ 72.684102][ T4294] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 72.689831][ T4294] Code: 50 d8 ff 49 ff cf e9 5b fc ff ff e8 65 50 d8 ff 48 ff cb e9 e4 fb ff ff e8 58 50 d8 ff 48 ff cb e9 c4 fc ff ff e8 4b 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 [ 72.709526][ T4294] RSP: 0018:ffffc9000314fad8 EFLAGS: 00010093 [ 72.715596][ T4294] RAX: ffffffff819f7bc5 RBX: 0000000000000000 RCX: ffff888027493b80 [ 72.723566][ T4294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.731541][ T4294] RBP: ffffea0001fbb6c0 R08: dffffc0000000000 R09: ffffed1028119b4f [ 72.739532][ T4294] R10: ffffed1028119b4f R11: 1ffff11028119b4e R12: ffff8881408cd8f8 [ 72.747842][ T4294] R13: ffff8881408cda70 R14: 1ffff11028119b4e R15: dffffc0000000000 [ 72.755849][ T4294] ? __set_page_dirty+0xaf5/0xdc0 [ 72.760895][ T4294] ? __set_page_dirty+0xaf5/0xdc0 [ 72.765929][ T4294] ? page_mapping+0x30e/0x440 [ 72.770609][ T4294] mark_buffer_dirty+0x2d7/0x490 [ 72.775740][ T4294] gfs2_unpin+0x126/0x9a0 [ 72.780072][ T4294] ? log_pull_tail+0x7f/0x370 [ 72.784760][ T4294] buf_lo_after_commit+0x15a/0x1a0 [ 72.790055][ T4294] ? buf_lo_before_commit+0xf0/0xf0 [ 72.795360][ T4294] gfs2_log_flush+0x1145/0x2610 [ 72.800219][ T4294] ? gfs2_log_flush+0xa1/0x2610 [ 72.805080][ T4294] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 72.810301][ T4294] ? unregister_shrinker+0x247/0x300 [ 72.815588][ T4294] ? kfree+0x4a/0x2a0 [ 72.819574][ T4294] ? up_write+0x1bb/0x420 [ 72.823916][ T4294] gfs2_kill_sb+0x50/0xd0 [ 72.828476][ T4294] deactivate_locked_super+0x93/0xf0 [ 72.833966][ T4294] cleanup_mnt+0x418/0x4d0 [ 72.838703][ T4294] ? lockdep_hardirqs_on+0x94/0x140 [ 72.844036][ T4294] task_work_run+0x125/0x1a0 [ 72.848645][ T4294] exit_to_user_mode_loop+0x10f/0x130 [ 72.854024][ T4294] exit_to_user_mode_prepare+0xee/0x180 [ 72.859591][ T4294] syscall_exit_to_user_mode+0x16/0x40 [ 72.865052][ T4294] do_syscall_64+0x58/0xa0 [ 72.869472][ T4294] ? clear_bhb_loop+0x30/0x80 [ 72.874257][ T4294] ? clear_bhb_loop+0x30/0x80 [ 72.879111][ T4294] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 72.885018][ T4294] RIP: 0033:0x7f4df9ef5a77 [ 72.889458][ T4294] 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 [ 72.909256][ T4294] RSP: 002b:00007ffcff633d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 72.917853][ T4294] RAX: 0000000000000000 RBX: 00007f4df9f78d7d RCX: 00007f4df9ef5a77 [ 72.925917][ T4294] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcff633df0 [ 72.933976][ T4294] RBP: 00007ffcff633df0 R08: 0000000000000000 R09: 0000000000000000 [ 72.941949][ T4294] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcff634e80 [ 72.950013][ T4294] R13: 00007f4df9f78d7d R14: 00000000000119ec R15: 00007ffcff634ec0 [ 72.958106][ T4294] [ 72.975471][ T4294] Kernel Offset: disabled [ 72.979981][ T4294] Rebooting in 86400 seconds..