Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts. 2026/04/26 17:35:22 parsed 1 programs [ 73.814099][ T4273] cgroup: Unknown subsys name 'net' [ 73.941397][ T4273] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 75.516926][ T4273] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 77.458238][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.466373][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.477149][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.496811][ T37] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.504993][ T37] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.513490][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.369971][ T4334] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 79.380347][ T4334] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 79.388482][ T4334] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 79.398308][ T4334] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 79.406265][ T4334] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 79.413560][ T4334] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 79.924459][ T4351] chnl_net:caif_netlink_parms(): no params data found [ 79.991567][ T4351] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.999390][ T4351] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.008200][ T4351] device bridge_slave_0 entered promiscuous mode [ 80.017834][ T4351] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.025029][ T4351] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.033470][ T4351] device bridge_slave_1 entered promiscuous mode [ 80.063020][ T4351] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 80.074607][ T4351] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 80.099072][ T4351] team0: Port device team_slave_0 added [ 80.106773][ T4351] team0: Port device team_slave_1 added [ 80.132933][ T4351] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 80.140130][ T4351] 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. [ 80.166108][ T4351] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 80.179303][ T4351] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 80.186336][ T4351] 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. [ 80.212370][ T4351] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 80.249980][ T4351] device hsr_slave_0 entered promiscuous mode [ 80.257056][ T4351] device hsr_slave_1 entered promiscuous mode [ 80.379036][ T4351] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 80.392271][ T4351] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 80.403312][ T4351] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 80.414194][ T4351] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 80.451351][ T4351] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.458584][ T4351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.466957][ T4351] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.474093][ T4351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.539085][ T4351] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.552685][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.562552][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.571889][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 80.583497][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.594707][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.606629][ T4351] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.634487][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.643625][ T1000] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.650918][ T1000] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.668668][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.678827][ T1000] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.686197][ T1000] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.712787][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.724300][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.738008][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.749150][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.762007][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.772956][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.954605][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.962775][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.978043][ T4351] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.018836][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.028134][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.052492][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.061538][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.071292][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.079927][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.098602][ T4351] device veth0_vlan entered promiscuous mode [ 81.110120][ T4351] device veth1_vlan entered promiscuous mode [ 81.129096][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.138302][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.154986][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 81.171468][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 81.193091][ T4351] device veth0_macvtap entered promiscuous mode [ 81.203048][ T4351] device veth1_macvtap entered promiscuous mode [ 81.219810][ T4351] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.233605][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 81.242344][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 81.251437][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 81.260729][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 81.272723][ T4351] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.286904][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 81.295636][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 81.307653][ T4351] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.317442][ T4351] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.326631][ T4351] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.335346][ T4351] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.618913][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/26 17:35:31 executed programs: 0 [ 81.979778][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.989231][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.997461][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.006240][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.014094][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 82.022596][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.234952][ T4372] chnl_net:caif_netlink_parms(): no params data found [ 82.292414][ T4372] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.299790][ T4372] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.308066][ T4372] device bridge_slave_0 entered promiscuous mode [ 82.316752][ T4372] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.324096][ T4372] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.332209][ T4372] device bridge_slave_1 entered promiscuous mode [ 82.356289][ T4372] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.369500][ T4372] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.396119][ T4372] team0: Port device team_slave_0 added [ 82.403601][ T4372] team0: Port device team_slave_1 added [ 82.421719][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.428737][ T4372] 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. [ 82.456388][ T4372] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.470327][ T4372] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.478417][ T4372] 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. [ 82.504943][ T4372] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.535021][ T4372] device hsr_slave_0 entered promiscuous mode [ 82.541782][ T4372] device hsr_slave_1 entered promiscuous mode [ 82.549103][ T4372] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 82.557208][ T4372] Cannot create hsr debugfs directory [ 84.037719][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.056528][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 86.126049][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 86.266557][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.338226][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.848077][ T128] cfg80211: failed to load regulatory.db [ 87.237983][ T9] device hsr_slave_0 left promiscuous mode [ 87.255737][ T9] device hsr_slave_1 left promiscuous mode [ 87.268473][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 87.288227][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 87.327321][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 87.334911][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 87.347900][ T9] device bridge_slave_1 left promiscuous mode [ 87.359351][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.385371][ T9] device bridge_slave_0 left promiscuous mode [ 87.396939][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.425388][ T9] device veth1_macvtap left promiscuous mode [ 87.432490][ T9] device veth0_macvtap left promiscuous mode [ 87.440702][ T9] device veth1_vlan left promiscuous mode [ 87.448605][ T9] device veth0_vlan left promiscuous mode [ 87.943372][ T9] team0 (unregistering): Port device team_slave_1 removed [ 87.973481][ T9] team0 (unregistering): Port device team_slave_0 removed [ 88.005766][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.039592][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.205818][ T48] Bluetooth: hci0: command 0x040f tx timeout [ 88.241169][ T9] bond0 (unregistering): Released all slaves [ 88.329829][ T4372] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 88.339683][ T4372] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 88.349659][ T4372] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 88.362213][ T4372] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 88.427844][ T4372] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.449897][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 88.467842][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.478620][ T4372] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.507327][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 88.518204][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.527308][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.534400][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.542755][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 88.554077][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.562971][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.570268][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.578889][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 88.588753][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 88.615407][ T4372] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.633539][ T4372] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.652789][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 88.662010][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 88.671768][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.681051][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.691214][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.700493][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.714260][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.723110][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.731727][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.741617][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.750267][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.948408][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.956137][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.970821][ T4372] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.989331][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 88.999120][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 89.018765][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 89.028271][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 89.038009][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 89.046558][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 89.059794][ T4372] device veth0_vlan entered promiscuous mode [ 89.070812][ T4372] device veth1_vlan entered promiscuous mode [ 89.088313][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 89.096818][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 89.104771][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 89.114045][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 89.127967][ T4372] device veth0_macvtap entered promiscuous mode [ 89.137161][ T4372] device veth1_macvtap entered promiscuous mode [ 89.152478][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.160538][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 89.169632][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 89.178193][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 89.187270][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 89.199534][ T4372] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.209647][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 89.218445][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 89.230199][ T4372] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.239515][ T4372] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.248621][ T4372] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.257853][ T4372] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.309351][ T1000] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.322218][ T1000] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.344342][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 89.357647][ T1000] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.366607][ T1000] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.374786][ T1000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 89.662914][ T4417] loop0: detected capacity change from 0 to 32768 [ 89.694710][ T4417] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 89.703998][ T4417] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 89.740099][ T4417] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 89.751575][ T125] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 89.759257][ T125] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 89.803512][ T125] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 89.812595][ T125] gfs2: fsid=syz:syz.0: jid=0: Done [ 89.818768][ T4417] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 90.099720][ T4417] gfs2: fsid=syz:syz.0: found 1 quota changes [ 90.156705][ T4372] ------------[ cut here ]------------ [ 90.162653][ T4372] WARNING: CPU: 0 PID: 4372 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x937/0x11c0 [ 90.173312][ T4372] Modules linked in: [ 90.177609][ T4372] CPU: 0 PID: 4372 Comm: syz-executor Not tainted syzkaller #0 [ 90.185204][ T4372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 90.195309][ T4372] RIP: 0010:__folio_mark_dirty+0x937/0x11c0 [ 90.201504][ T4372] Code: e9 90 f8 ff ff e8 79 71 d3 ff 0f 0b e9 e1 f8 ff ff e8 6d 71 d3 ff 48 89 df 48 8b 74 24 18 e8 50 58 2b 00 eb a6 e8 59 71 d3 ff <0f> 0b 43 80 3c 2c 00 0f 85 9c fb ff ff e9 9f fb ff ff 89 c2 80 e2 [ 90.221422][ T4372] RSP: 0018:ffffc90003397798 EFLAGS: 00010093 [ 90.227544][ T4372] RAX: ffffffff81af03f7 RBX: ffffea0000a42340 RCX: ffff8880254d3b80 [ 90.235583][ T4372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.243818][ T4372] RBP: 0000000000000001 R08: ffff888148c4be7f R09: 1ffff110291897cf [ 90.251930][ T4372] R10: dffffc0000000000 R11: ffffed10291897d0 R12: 1ffff110291897cf [ 90.259958][ T4372] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888148c4be78 [ 90.268249][ T4372] FS: 0000555586a15500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 90.277231][ T4372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.283857][ T4372] CR2: 000033eb03d87188 CR3: 000000007e4da000 CR4: 00000000003506f0 [ 90.291891][ T4372] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.300119][ T4372] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.308397][ T4372] Call Trace: [ 90.311715][ T4372] [ 90.314688][ T4372] mark_buffer_dirty+0x33f/0x7a0 [ 90.319697][ T4372] gfs2_unpin+0x125/0x9a0 [ 90.324139][ T4372] buf_lo_after_commit+0x15a/0x1a0 [ 90.329306][ T4372] ? buf_lo_before_commit+0xf0/0xf0 [ 90.334564][ T4372] gfs2_log_flush+0x1115/0x2540 [ 90.339477][ T4372] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 90.344625][ T4372] ? slab_free_freelist_hook+0x131/0x1a0 [ 90.350391][ T4372] ? do_sync+0x954/0xc40 [ 90.354686][ T4372] ? __kmem_cache_free+0xb6/0x1f0 [ 90.359767][ T4372] do_sync+0x9af/0xc40 [ 90.363899][ T4372] ? slot_put+0x1e0/0x1e0 [ 90.368297][ T4372] ? do_raw_spin_unlock+0x11d/0x230 [ 90.373535][ T4372] gfs2_quota_sync+0x32c/0x700 [ 90.378369][ T4372] gfs2_sync_fs+0x48/0xb0 [ 90.382748][ T4372] sync_filesystem+0xe6/0x220 [ 90.387584][ T4372] generic_shutdown_super+0x6b/0x340 [ 90.392915][ T4372] kill_block_super+0x7c/0xe0 [ 90.397635][ T4372] deactivate_locked_super+0x93/0xf0 [ 90.402966][ T4372] cleanup_mnt+0x42c/0x4b0 [ 90.407423][ T4372] ? lockdep_hardirqs_on+0x94/0x140 [ 90.412655][ T4372] task_work_run+0x1d0/0x260 [ 90.417348][ T4372] ? task_work_cancel+0x220/0x220 [ 90.422427][ T4372] ? exit_to_user_mode_loop+0x3b/0x110 [ 90.427931][ T4372] exit_to_user_mode_loop+0xe6/0x110 [ 90.433264][ T4372] exit_to_user_mode_prepare+0xee/0x180 [ 90.438858][ T4372] syscall_exit_to_user_mode+0x16/0x40 [ 90.444444][ T4372] do_syscall_64+0x58/0xa0 [ 90.449194][ T4372] ? clear_bhb_loop+0x60/0xb0 [ 90.454095][ T4372] ? clear_bhb_loop+0x60/0xb0 [ 90.458820][ T4372] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 90.464936][ T4372] RIP: 0033:0x7fcf89b9e017 [ 90.469653][ T4372] Code: a2 c7 05 dc 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 [ 90.489684][ T4372] RSP: 002b:00007ffdb36de058 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 90.498246][ T4372] RAX: 0000000000000000 RBX: 00007fcf89c32120 RCX: 00007fcf89b9e017 [ 90.506343][ T4372] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdb36de110 [ 90.514527][ T4372] RBP: 00007ffdb36de110 R08: 00007ffdb36df110 R09: 00000000ffffffff [ 90.523107][ T4372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdb36df1a0 [ 90.531215][ T4372] R13: 00007fcf89c32120 R14: 0000000000015d20 R15: 00007ffdb36df1e0 [ 90.539336][ T4372] [ 90.542517][ T4372] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 90.549906][ T4372] CPU: 0 PID: 4372 Comm: syz-executor Not tainted syzkaller #0 [ 90.557567][ T4372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 90.567836][ T4372] Call Trace: [ 90.571142][ T4372] [ 90.574102][ T4372] dump_stack_lvl+0x188/0x24e [ 90.579010][ T4372] ? memcpy+0x3c/0x60 [ 90.583043][ T4372] ? show_regs_print_info+0x12/0x12 [ 90.588280][ T4372] ? load_image+0x400/0x400 [ 90.592832][ T4372] panic+0x2e5/0x730 [ 90.596769][ T4372] ? bpf_jit_dump+0xd0/0xd0 [ 90.601323][ T4372] __warn+0x2f8/0x4f0 [ 90.605332][ T4372] ? __folio_mark_dirty+0x937/0x11c0 [ 90.610656][ T4372] ? __folio_mark_dirty+0x937/0x11c0 [ 90.616070][ T4372] report_bug+0x2ba/0x4f0 [ 90.620447][ T4372] ? __folio_mark_dirty+0x937/0x11c0 [ 90.625779][ T4372] handle_bug+0x3a/0x70 [ 90.629973][ T4372] exc_invalid_op+0x16/0x40 [ 90.634516][ T4372] asm_exc_invalid_op+0x16/0x20 [ 90.639402][ T4372] RIP: 0010:__folio_mark_dirty+0x937/0x11c0 [ 90.645431][ T4372] Code: e9 90 f8 ff ff e8 79 71 d3 ff 0f 0b e9 e1 f8 ff ff e8 6d 71 d3 ff 48 89 df 48 8b 74 24 18 e8 50 58 2b 00 eb a6 e8 59 71 d3 ff <0f> 0b 43 80 3c 2c 00 0f 85 9c fb ff ff e9 9f fb ff ff 89 c2 80 e2 [ 90.665252][ T4372] RSP: 0018:ffffc90003397798 EFLAGS: 00010093 [ 90.671492][ T4372] RAX: ffffffff81af03f7 RBX: ffffea0000a42340 RCX: ffff8880254d3b80 [ 90.679681][ T4372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.687704][ T4372] RBP: 0000000000000001 R08: ffff888148c4be7f R09: 1ffff110291897cf [ 90.695772][ T4372] R10: dffffc0000000000 R11: ffffed10291897d0 R12: 1ffff110291897cf [ 90.703780][ T4372] R13: dffffc0000000000 R14: 000000