Warning: Permanently added '10.128.0.112' (ED25519) to the list of known hosts. 2026/01/16 09:21:24 parsed 1 programs [ 71.977001][ T4188] cgroup: Unknown subsys name 'net' [ 72.087822][ T4188] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 73.575525][ T4188] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 75.172180][ T4206] chnl_net:caif_netlink_parms(): no params data found [ 75.224355][ T4206] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.232200][ T4206] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.240212][ T4206] device bridge_slave_0 entered promiscuous mode [ 75.249819][ T4206] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.257175][ T4206] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.265817][ T4206] device bridge_slave_1 entered promiscuous mode [ 75.294699][ T4206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.306839][ T4206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.337784][ T4206] team0: Port device team_slave_0 added [ 75.346542][ T4206] team0: Port device team_slave_1 added [ 75.367339][ T4206] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.374694][ T4206] 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. [ 75.401103][ T4206] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.417243][ T4206] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.424325][ T4206] 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. [ 75.450836][ T4206] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.484424][ T4206] device hsr_slave_0 entered promiscuous mode [ 75.492636][ T4206] device hsr_slave_1 entered promiscuous mode [ 75.596021][ T4206] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.606827][ T4206] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.616609][ T4206] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.627053][ T4206] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.657238][ T4206] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.664551][ T4206] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.672730][ T4206] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.679853][ T4206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.729539][ T4206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.745399][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.757874][ T161] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.767435][ T161] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.776196][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 75.792798][ T4206] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.806862][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.816242][ T161] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.823431][ T161] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.842465][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.852037][ T161] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.859133][ T161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.882095][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.892709][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.903660][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.919025][ T4206] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.932146][ T4206] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.946274][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.955911][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.964608][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.098283][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.106445][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.123003][ T4206] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.147076][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.156578][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.177865][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.186541][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.196053][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.204244][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.226755][ T4206] device veth0_vlan entered promiscuous mode [ 76.240512][ T4206] device veth1_vlan entered promiscuous mode [ 76.268473][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.277824][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.288111][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.298073][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.310812][ T4206] device veth0_macvtap entered promiscuous mode [ 76.323336][ T4206] device veth1_macvtap entered promiscuous mode [ 76.343274][ T4206] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.350870][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.363058][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.371486][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.380299][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.395467][ T4206] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.405407][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.415099][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.426706][ T4206] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.437034][ T4206] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.447496][ T4206] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.463395][ T4206] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.634202][ T4206] syz-executor (4206) used greatest stack depth: 21120 bytes left [ 77.479252][ T1220] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.920573][ T161] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.930168][ T161] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.947728][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.960693][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.969655][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.979491][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/01/16 09:21:33 executed programs: 0 [ 79.397081][ T4285] chnl_net:caif_netlink_parms(): no params data found [ 79.444422][ T4285] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.451694][ T4285] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.459629][ T4285] device bridge_slave_0 entered promiscuous mode [ 79.468033][ T4285] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.475205][ T4285] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.483340][ T4285] device bridge_slave_1 entered promiscuous mode [ 79.505946][ T4285] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.517237][ T4285] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.542955][ T4285] team0: Port device team_slave_0 added [ 79.550357][ T4285] team0: Port device team_slave_1 added [ 79.570795][ T4285] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.578097][ T4285] 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. [ 79.604425][ T4285] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.616557][ T4285] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.623562][ T4285] 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. [ 79.649897][ T4285] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 79.688996][ T1220] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.704957][ T4285] device hsr_slave_0 entered promiscuous mode [ 79.713063][ T4285] device hsr_slave_1 entered promiscuous mode [ 79.719762][ T4285] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 79.727831][ T4285] Cannot create hsr debugfs directory [ 81.331845][ T4205] Bluetooth: hci0: command 0x0409 tx timeout [ 81.376705][ T1220] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.430045][ T1220] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.290009][ T4285] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 82.299109][ T4285] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 82.309748][ T4285] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 82.320202][ T4285] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 82.404803][ T4285] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.417273][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 82.426101][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.437137][ T4285] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.459100][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 82.469375][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 82.478240][ T161] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.485390][ T161] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.497011][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 82.505344][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.514638][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.523291][ T161] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.530377][ T161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.552471][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 82.565984][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 82.579453][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.589367][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.598931][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 82.616308][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 82.625373][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.634216][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 82.643225][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.665847][ T3097] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 82.674747][ T3097] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.686473][ T4285] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.800110][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.809179][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.822796][ T4285] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.849829][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.859552][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.879198][ T1220] device hsr_slave_0 left promiscuous mode [ 82.886422][ T1220] device hsr_slave_1 left promiscuous mode [ 82.893370][ T1220] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.900818][ T1220] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.909197][ T1220] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.917076][ T1220] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.925669][ T1220] device bridge_slave_1 left promiscuous mode [ 82.932914][ T1220] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.947113][ T1220] device bridge_slave_0 left promiscuous mode [ 82.954813][ T1220] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.973839][ T1220] device veth1_macvtap left promiscuous mode [ 82.980597][ T1220] device veth0_macvtap left promiscuous mode [ 82.986898][ T1220] device veth1_vlan left promiscuous mode [ 82.993094][ T1220] device veth0_vlan left promiscuous mode [ 83.162210][ T1220] team0 (unregistering): Port device team_slave_1 removed [ 83.175860][ T1220] team0 (unregistering): Port device team_slave_0 removed [ 83.192583][ T1220] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 83.206274][ T1220] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 83.265249][ T1220] bond0 (unregistering): Released all slaves [ 83.351843][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.360284][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.370332][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.378892][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.389138][ T4285] device veth0_vlan entered promiscuous mode [ 83.404312][ T4285] device veth1_vlan entered promiscuous mode [ 83.411529][ T21] Bluetooth: hci0: command 0x041b tx timeout [ 83.432569][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.440742][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.455494][ T4285] device veth0_macvtap entered promiscuous mode [ 83.464511][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.475242][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.485784][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 83.496157][ T4285] device veth1_macvtap entered promiscuous mode [ 83.517480][ T4285] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.525055][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 83.536268][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 83.545469][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 83.558567][ T4285] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.568572][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.580146][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.593417][ T4285] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.602336][ T4285] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.611258][ T4285] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.619998][ T4285] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.694569][ T161] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.709617][ T161] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.724062][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.743468][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.752471][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.761790][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 84.179645][ T4336] loop0: detected capacity change from 0 to 32768 [ 84.247510][ T4336] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 84.271105][ T4336] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 84.343154][ T4336] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 84.362972][ T4207] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 84.370029][ T4207] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 84.440175][ T4207] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 70ms [ 84.450824][ T4207] gfs2: fsid=syz:syz.0: jid=0: Done [ 84.461196][ T4336] gfs2: fsid=syz:syz.0: first mount done, others may mount 2026/01/16 09:21:39 executed programs: 3 [ 84.777395][ T4285] ------------[ cut here ]------------ [ 84.783274][ T4285] WARNING: CPU: 0 PID: 4285 at include/linux/backing-dev.h:289 __set_page_dirty+0xaf5/0xdc0 [ 84.793495][ T4285] Modules linked in: [ 84.797431][ T4285] CPU: 0 PID: 4285 Comm: syz-executor Not tainted syzkaller #0 [ 84.805007][ T4285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 84.815118][ T4285] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 84.820795][ T4285] Code: 4f d8 ff 49 ff cf e9 5b fc ff ff e8 e5 4f d8 ff 48 ff cb e9 e4 fb ff ff e8 d8 4f d8 ff 48 ff cb e9 c4 fc ff ff e8 cb 4f d8 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 84.840956][ T4285] RSP: 0018:ffffc900030dfad8 EFLAGS: 00010093 [ 84.847071][ T4285] RAX: ffffffff819f7c45 RBX: 0000000000000000 RCX: ffff88802a1b5940 [ 84.855081][ T4285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.863090][ T4285] RBP: ffffea0000a7bdc0 R08: dffffc0000000000 R09: ffffed10281119d7 [ 84.871096][ T4285] R10: ffffed10281119d7 R11: 1ffff110281119d6 R12: ffff88814088cd38 [ 84.879105][ T4285] R13: ffff88814088ceb0 R14: 1ffff110281119d6 R15: dffffc0000000000 [ 84.887117][ T4285] FS: 000055557ab38500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 84.896177][ T4285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.902789][ T4285] CR2: 000000c00708f000 CR3: 000000005b5cf000 CR4: 00000000003506f0 [ 84.910794][ T4285] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.918796][ T4285] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.926800][ T4285] Call Trace: [ 84.930151][ T4285] [ 84.933111][ T4285] ? page_mapping+0x30e/0x440 [ 84.937833][ T4285] mark_buffer_dirty+0x2d7/0x490 [ 84.943070][ T4285] gfs2_unpin+0x126/0x9a0 [ 84.947435][ T4285] ? log_pull_tail+0x7f/0x370 [ 84.952151][ T4285] buf_lo_after_commit+0x15a/0x1a0 [ 84.957303][ T4285] ? buf_lo_before_commit+0xf0/0xf0 [ 84.962543][ T4285] gfs2_log_flush+0x1145/0x2610 [ 84.967439][ T4285] ? gfs2_log_flush+0x41/0x2610 [ 84.972341][ T4285] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 84.977497][ T4285] ? unregister_shrinker+0x247/0x300 [ 84.982853][ T4285] ? kfree+0x4a/0x2a0 [ 84.986859][ T4285] ? up_write+0x1bb/0x420 [ 84.991222][ T4285] gfs2_kill_sb+0x50/0xd0 [ 84.995592][ T4285] deactivate_locked_super+0x93/0xf0 [ 85.000917][ T4285] cleanup_mnt+0x418/0x4d0 [ 85.005377][ T4285] ? lockdep_hardirqs_on+0x94/0x140 [ 85.010618][ T4285] task_work_run+0x125/0x1a0 [ 85.015261][ T4285] exit_to_user_mode_loop+0x10f/0x130 [ 85.020676][ T4285] exit_to_user_mode_prepare+0xee/0x180 [ 85.026261][ T4285] syscall_exit_to_user_mode+0x16/0x40 [ 85.031755][ T4285] do_syscall_64+0x58/0xa0 [ 85.036205][ T4285] ? clear_bhb_loop+0x30/0x80 [ 85.040913][ T4285] ? clear_bhb_loop+0x30/0x80 [ 85.045621][ T4285] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.051543][ T4285] RIP: 0033:0x7fc3cdfc8a77 [ 85.055984][ T4285] 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 [ 85.075619][ T4285] RSP: 002b:00007ffce0fedee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 85.084115][ T4285] RAX: 0000000000000000 RBX: 00007fc3ce04bd7d RCX: 00007fc3cdfc8a77 [ 85.092123][ T4285] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffce0fedfa0 [ 85.100306][ T4285] RBP: 00007ffce0fedfa0 R08: 0000000000000000 R09: 0000000000000000 [ 85.108317][ T4285] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffce0fef030 [ 85.116325][ T4285] R13: 00007fc3ce04bd7d R14: 0000000000014ae8 R15: 00007ffce0fef070 [ 85.124359][ T4285] [ 85.127427][ T4285] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.135166][ T4285] CPU: 0 PID: 4285 Comm: syz-executor Not tainted syzkaller #0 [ 85.143029][ T4285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 85.153121][ T4285] Call Trace: [ 85.156440][ T4285] [ 85.159403][ T4285] dump_stack_lvl+0x168/0x230 [ 85.164125][ T4285] ? show_regs_print_info+0x20/0x20 [ 85.169472][ T4285] ? load_image+0x3b0/0x3b0 [ 85.174023][ T4285] panic+0x2c9/0x7f0 [ 85.178004][ T4285] ? bpf_jit_dump+0xd0/0xd0 [ 85.182552][ T4285] ? __set_page_dirty+0xaf5/0xdc0 [ 85.187616][ T4285] __warn+0x248/0x2b0 [ 85.191647][ T4285] ? __set_page_dirty+0xaf5/0xdc0 [ 85.196733][ T4285] report_bug+0x1b7/0x2e0 [ 85.201215][ T4285] handle_bug+0x3a/0x70 [ 85.205407][ T4285] exc_invalid_op+0x16/0x40 [ 85.209977][ T4285] asm_exc_invalid_op+0x16/0x20 [ 85.214859][ T4285] RIP: 0010:__set_page_dirty+0xaf5/0xdc0 [ 85.220527][ T4285] Code: 4f d8 ff 49 ff cf e9 5b fc ff ff e8 e5 4f d8 ff 48 ff cb e9 e4 fb ff ff e8 d8 4f d8 ff 48 ff cb e9 c4 fc ff ff e8 cb 4f d8 ff <0f> 0b 43 80 3c 3e 00 0f 85 8f f9 ff ff e9 92 f9 ff ff 89 d9 80 e1 [ 85.240259][ T4285] RSP: 0018:ffffc900030dfad8 EFLAGS: 00010093 [ 85.246370][ T4285] RAX: ffffffff819f7c45 RBX: 0000000000000000 RCX: ffff88802a1b5940 [ 85.254400][ T4285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.262426][ T4285] RBP: ffffea0000a7bdc0 R08: dffffc0000000000 R09: ffffed10281119d7 [ 85.270438][ T4285] R10: ffffed10281119d7 R11: 1ffff110281119d6 R12: ffff88814088cd38 [ 85.278436][ T4285] R13: ffff88814088ceb0 R14: 1ffff110281119d6 R15: dffffc0000000000 [ 85.286451][ T4285] ? __set_page_dirty+0xaf5/0xdc0 [ 85.291552][ T4285] ? __set_page_dirty+0xaf5/0xdc0 [ 85.296940][ T4285] ? page_mapping+0x30e/0x440 [ 85.301647][ T4285] mark_buffer_dirty+0x2d7/0x490 [ 85.306703][ T4285] gfs2_unpin+0x126/0x9a0 [ 85.311059][ T4285] ? log_pull_tail+0x7f/0x370 [ 85.315954][ T4285] buf_lo_after_commit+0x15a/0x1a0 [ 85.321243][ T4285] ? buf_lo_before_commit+0xf0/0xf0 [ 85.326490][ T4285] gfs2_log_flush+0x1145/0x2610 [ 85.331377][ T4285] ? gfs2_log_flush+0x41/0x2610 [ 85.336270][ T4285] ? gfs2_ail_empty_tr+0x2f0/0x2f0 [ 85.341422][ T4285] ? unregister_shrinker+0x247/0x300 [ 85.346739][ T4285] ? kfree+0x4a/0x2a0 [ 85.350755][ T4285] ? up_write+0x1bb/0x420 [ 85.355261][ T4285] gfs2_kill_sb+0x50/0xd0 [ 85.359636][ T4285] deactivate_locked_super+0x93/0xf0 [ 85.364983][ T4285] cleanup_mnt+0x418/0x4d0 [ 85.369446][ T4285] ? lockdep_hardirqs_on+0x94/0x140 [ 85.374787][ T4285] task_work_run+0x125/0x1a0 [ 85.379422][ T4285] exit_to_user_mode_loop+0x10f/0x130 [ 85.384865][ T4285] exit_to_user_mode_prepare+0xee/0x180 [ 85.390468][ T4285] syscall_exit_to_user_mode+0x16/0x40 [ 85.395986][ T4285] do_syscall_64+0x58/0xa0 [ 85.400436][ T4285] ? clear_bhb_loop+0x30/0x80 [ 85.405145][ T4285] ? clear_bhb_loop+0x30/0x80 [ 85.410031][ T4285] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.416040][ T4285] RIP: 0033:0x7fc3cdfc8a77 [ 85.420490][ T4285] 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 [ 85.440229][ T4285] RSP: 002b:00007ffce0fedee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 85.448684][ T4285] RAX: 0000000000000000 RBX: 00007fc3ce04bd7d RCX: 00007fc3cdfc8a77 [ 85.456797][ T4285] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffce0fedfa0 [ 85.464987][ T4285] RBP: 00007ffce0fedfa0 R08: 0000000000000000 R09: 0000000000000000 [ 85.473559][ T4285] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffce0fef030 [ 85.481674][ T4285] R13: 00007fc3ce04bd7d R14: 0000000000014ae8 R15: 00007ffce0fef070 [ 85.489697][ T4285] [ 85.492968][ T4285] Kernel Offset: disabled [ 85.497502][ T4285] Rebooting in 86400 seconds..