no interfaces have a carrier [ 53.039749][ T3933] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.063408][ T3933] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.52' (ED25519) to the list of known hosts. 2026/07/18 23:07:22 parsed 1 programs 2026/07/18 23:07:22 serving rpc on tcp://42377 syzkaller login: [ 85.584863][ T4285] cgroup: Unknown subsys name 'net' [ 85.721647][ T4285] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 87.520748][ T4285] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 89.102409][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.116974][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.133786][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 89.161758][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.169726][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.177586][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 90.478700][ T4318] chnl_net:caif_netlink_parms(): no params data found [ 90.539023][ T4318] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.547278][ T4318] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.556078][ T4318] device bridge_slave_0 entered promiscuous mode [ 90.572337][ T4318] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.579558][ T4318] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.587682][ T4318] device bridge_slave_1 entered promiscuous mode [ 90.612117][ T4318] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.624278][ T4318] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.654841][ T4318] team0: Port device team_slave_0 added [ 90.662415][ T4318] team0: Port device team_slave_1 added [ 90.680632][ T4318] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.688818][ T4318] 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. [ 90.714813][ T4318] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.728164][ T4318] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.735253][ T4318] 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. [ 90.761589][ T4318] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.801928][ T4318] device hsr_slave_0 entered promiscuous mode [ 90.809365][ T4318] device hsr_slave_1 entered promiscuous mode [ 90.943425][ T4318] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.955070][ T4318] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.965679][ T4318] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.983440][ T4318] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.016334][ T4318] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.023702][ T4318] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.031681][ T4318] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.039144][ T4318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.107514][ T4318] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.123970][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.136001][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.148088][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.163932][ T4318] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.184657][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.195031][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.204131][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.211720][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.221654][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.231247][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.240112][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.247284][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.257686][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.269250][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.294410][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 91.306014][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.316870][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 91.327529][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.337745][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.347727][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 91.357035][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 91.380900][ T4318] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 91.394408][ T4318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 91.402591][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 91.420399][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 91.617274][ T1218] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 91.626077][ T1218] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 91.640852][ T4318] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.659749][ T1218] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 91.668926][ T1218] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 91.688628][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 91.697752][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 91.708774][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 91.717599][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 91.727214][ T4318] device veth0_vlan entered promiscuous mode [ 91.740404][ T4318] device veth1_vlan entered promiscuous mode [ 91.763124][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 91.771476][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 91.780773][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 91.789829][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 91.802284][ T4318] device veth0_macvtap entered promiscuous mode [ 91.815048][ T4318] device veth1_macvtap entered promiscuous mode [ 91.832428][ T4318] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.842363][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 91.851626][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 91.860024][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 91.868988][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 91.881511][ T4318] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.889263][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 91.898127][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 91.912908][ T4318] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.922227][ T4318] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.931149][ T4318] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.940075][ T4318] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.957926][ T125] cfg80211: failed to load regulatory.db [ 92.097658][ T1218] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.477892][ T4350] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.487165][ T4350] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.496533][ T4350] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.506661][ T4350] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.517453][ T4350] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 92.525445][ T4350] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/07/18 23:07:33 executed programs: 0 [ 94.217655][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.227461][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.236631][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.245389][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.253095][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.261203][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.397593][ T4378] chnl_net:caif_netlink_parms(): no params data found [ 94.448101][ T4378] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.456505][ T4378] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.464669][ T4378] device bridge_slave_0 entered promiscuous mode [ 94.474053][ T4378] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.481328][ T4378] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.489896][ T4378] device bridge_slave_1 entered promiscuous mode [ 94.512542][ T4378] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.524673][ T4378] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.551363][ T4378] team0: Port device team_slave_0 added [ 94.572149][ T1218] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 94.587216][ T4378] team0: Port device team_slave_1 added [ 94.606939][ T4378] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.614507][ T4378] 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. [ 94.641152][ T4378] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.653810][ T4378] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.660813][ T4378] 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. [ 94.690584][ T4378] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.727512][ T4378] device hsr_slave_0 entered promiscuous mode [ 94.735160][ T4378] device hsr_slave_1 entered promiscuous mode [ 94.742382][ T4378] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 94.750545][ T4378] Cannot create hsr debugfs directory [ 96.354744][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 96.947551][ T1218] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.019819][ T1218] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.997595][ T4378] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 98.020867][ T4378] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 98.055999][ T1218] device hsr_slave_0 left promiscuous mode [ 98.087019][ T1218] device hsr_slave_1 left promiscuous mode [ 98.104102][ T1218] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 98.126085][ T1218] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 98.135370][ T1218] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 98.143071][ T1218] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 98.173378][ T1218] device bridge_slave_1 left promiscuous mode [ 98.181137][ T1218] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.196341][ T1218] device bridge_slave_0 left promiscuous mode [ 98.202701][ T1218] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.233184][ T1218] device veth1_macvtap left promiscuous mode [ 98.240023][ T1218] device veth0_macvtap left promiscuous mode [ 98.246568][ T1218] device veth1_vlan left promiscuous mode [ 98.252776][ T1218] device veth0_vlan left promiscuous mode [ 98.434095][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 98.762940][ T1218] team0 (unregistering): Port device team_slave_1 removed [ 98.797607][ T1218] team0 (unregistering): Port device team_slave_0 removed [ 98.831821][ T1218] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 98.870764][ T1218] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 99.101689][ T1218] bond0 (unregistering): Released all slaves [ 99.182641][ T4378] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.193130][ T4378] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.287033][ T4378] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.308943][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.319020][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.330061][ T4378] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.343386][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.352641][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.362358][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.369584][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.378859][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.392071][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.404571][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.415746][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.423219][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.453603][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.469600][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 99.485832][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 99.498198][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.508882][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.521666][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.533040][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.549798][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.559011][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.576829][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.586223][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.599483][ T4378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 99.855369][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 99.864392][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 99.881925][ T4378] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.912428][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 99.929320][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 99.988139][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 99.997875][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 100.008494][ T4378] device veth0_vlan entered promiscuous mode [ 100.025689][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 100.035232][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 100.059498][ T4378] device veth1_vlan entered promiscuous mode [ 100.102669][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 100.113188][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 100.121733][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 100.131203][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 100.143020][ T4378] device veth0_macvtap entered promiscuous mode [ 100.153631][ T4378] device veth1_macvtap entered promiscuous mode [ 100.171517][ T4378] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.180054][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 100.189186][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 100.198456][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 100.207516][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 100.221031][ T4378] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.229031][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 100.239137][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 100.252429][ T4378] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.261583][ T4378] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.270650][ T4378] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.279678][ T4378] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.347895][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.360356][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.370737][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.390762][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.398848][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.409156][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 100.515660][ T48] Bluetooth: hci0: command 0x040f tx timeout [ 100.769183][ T4435] loop0: detected capacity change from 0 to 32768 [ 100.816369][ T4435] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 100.829965][ T4435] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 100.881042][ T4435] gfs2: fsid=syz:syz.0: journal 0 mapped with 9 extents in 0ms [ 100.907122][ T27] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 100.923671][ T27] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 100.970238][ T27] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 100.982812][ T27] gfs2: fsid=syz:syz.0: jid=0: Done [ 100.989637][ T4435] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 101.265378][ T4435] gfs2: fsid=syz:syz.0: found 1 quota changes [ 101.305414][ T26] audit: type=1800 audit(1784416060.251:2): pid=4435 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.17" name="file1" dev="loop0" ino=8589934885 res=0 errno=0 [ 101.349680][ T4378] ------------[ cut here ]------------ [ 101.356319][ T4378] WARNING: CPU: 1 PID: 4378 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x941/0x1210 [ 101.366911][ T4378] Modules linked in: [ 101.371012][ T4378] CPU: 1 PID: 4378 Comm: syz-executor Not tainted syzkaller #0 [ 101.379000][ T4378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 101.390020][ T4378] RIP: 0010:__folio_mark_dirty+0x941/0x1210 [ 101.395992][ T4378] Code: e9 82 f8 ff ff e8 bf 84 d3 ff 0f 0b e9 c9 f8 ff ff e8 b3 84 d3 ff 48 89 df 48 8b 74 24 10 e8 16 8f 2b 00 eb a6 e8 9f 84 d3 ff <0f> 0b e9 69 fb ff ff 89 c2 80 e2 07 80 c2 03 38 ca 0f 8c e2 f8 ff [ 101.416058][ T4378] RSP: 0018:ffffc90001597a40 EFLAGS: 00010093 [ 101.422203][ T4378] RAX: ffffffff81ae9d01 RBX: ffffea0001f9fdc0 RCX: ffff8880766c8000 [ 101.431134][ T4378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.441737][ T4378] RBP: 0000000000000001 R08: ffff888017931d87 R09: 1ffff11002f263b0 [ 101.450156][ T4378] R10: dffffc0000000000 R11: ffffed1002f263b1 R12: 0000000000000000 [ 101.458304][ T4378] R13: ffff888017931c08 R14: 1ffff11002f263b0 R15: ffff888017931d80 [ 101.466430][ T4378] FS: 000055557b82f500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 101.475759][ T4378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 101.482402][ T4378] CR2: 000055557b84aa38 CR3: 00000000795be000 CR4: 00000000003506e0 [ 101.490754][ T4378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 101.498902][ T4378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 101.507187][ T4378] Call Trace: [ 101.510524][ T4378] [ 101.513509][ T4378] mark_buffer_dirty+0x33f/0x7a0 [ 101.518559][ T4378] gfs2_unpin+0x125/0xa00 [ 101.523210][ T4378] ? submit_bio_noacct+0xeea/0x1940 [ 101.528453][ T4378] buf_lo_after_commit+0x161/0x1b0 [ 101.533634][ T4378] ? buf_lo_before_commit+0xf0/0xf0 [ 101.538984][ T4378] __gfs2_log_flush+0x10ec/0x24e0 [ 101.544372][ T4378] ? gfs2_log_flush+0x40/0x40 [ 101.549637][ T4378] ? rwsem_write_trylock+0x135/0x1c0 [ 101.555282][ T4378] ? clear_nonspinnable+0x60/0x60 [ 101.560477][ T4378] gfs2_log_flush+0x30/0x40 [ 101.565137][ T4378] gfs2_kill_sb+0x50/0xd0 [ 101.570536][ T4378] deactivate_locked_super+0x93/0xf0 [ 101.578567][ T4378] cleanup_mnt+0x471/0x4f0 [ 101.583758][ T4378] task_work_run+0x1d0/0x260 [ 101.588399][ T4378] ? task_work_cancel+0x220/0x220 [ 101.593997][ T4378] ? exit_to_user_mode_loop+0x3b/0x110 [ 101.599503][ T4378] exit_to_user_mode_loop+0xe6/0x110 [ 101.604825][ T4378] exit_to_user_mode_prepare+0xee/0x180 [ 101.610409][ T4378] syscall_exit_to_user_mode+0x16/0x40 [ 101.615983][ T4378] do_syscall_64+0x58/0xa0 [ 101.620438][ T4378] ? clear_bhb_loop+0x60/0xb0 [ 101.625161][ T4378] ? clear_bhb_loop+0x60/0xb0 [ 101.629898][ T4378] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 101.635850][ T4378] RIP: 0033:0x7fd9b779f0d7 [ 101.640334][ T4378] Code: a2 c7 05 1c 26 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 [ 101.660255][ T4378] RSP: 002b:00007ffd0a454ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 101.668719][ T4378] RAX: 0000000000000000 RBX: 00007fd9b783330a RCX: 00007fd9b779f0d7 [ 101.676764][ T4378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd0a454c60 [ 101.685239][ T4378] RBP: 00007ffd0a454c60 R08: 00007ffd0a455c60 R09: 00000000ffffffff [ 101.693508][ T4378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd0a455cf0 [ 101.701541][ T4378] R13: 00007fd9b783330a R14: 0000000000018ba6 R15: 00007ffd0a455d30 [ 101.709652][ T4378] [ 101.712777][ T4378] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 101.720402][ T4378] CPU: 1 PID: 4378 Comm: syz-executor Not tainted syzkaller #0 [ 101.728452][ T4378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 101.738647][ T4378] Call Trace: [ 101.741966][ T4378] [ 101.745029][ T4378] dump_stack_lvl+0x188/0x24e [ 101.750030][ T4378] ? memcpy+0x3c/0x60 [ 101.754055][ T4378] ? show_regs_print_info+0x12/0x12 [ 101.759304][ T4378] ? load_image+0x410/0x410 [ 101.764222][ T4378] panic+0x2d3/0x710 [ 101.768518][ T4378] ? bpf_jit_dump+0xd0/0xd0 [ 101.773516][ T4378] __warn+0x2f8/0x4f0 [ 101.777541][ T4378] ? __folio_mark_dirty+0x941/0x1210 [ 101.782890][ T4378] ? __folio_mark_dirty+0x941/0x1210 [ 101.788231][ T4378] report_bug+0x2ba/0x4f0 [ 101.792606][ T4378] ? __folio_mark_dirty+0x941/0x1210 [ 101.797965][ T4378] handle_bug+0x3a/0x70 [ 101.802264][ T4378] exc_invalid_op+0x16/0x40 [ 101.807030][ T4378] asm_exc_invalid_op+0x16/0x20 [ 101.812035][ T4378] RIP: 0010:__folio_mark_dirty+0x941/0x1210 [ 101.818336][ T4378] Code: e9 82 f8 ff ff e8 bf 84 d3 ff 0f 0b e9 c9 f8 ff ff e8 b3 84 d3 ff 48 89 df 48 8b 74 24 10 e8 16 8f 2b 00 eb a6 e8 9f 84 d3 ff <0f> 0b e9 69 fb ff ff 89 c2 80 e2 07 80 c2 03 38 ca 0f 8c e2 f8 ff [ 101.840420][ T4378] RSP: 0018:ffffc90001597a40 EFLAGS: 00010093 [ 101.846874][ T4378] RAX: ffffffff81ae9d01 RBX: ffffea0001f9fdc0 RCX: ffff8880766c8000 [ 101.856455][ T4378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 101.864467][ T4378] RBP: 0000000000000001 R08: ffff888017931d87 R09: 1ffff11002f263b0 [ 101.872476][ T4378] R10: dffffc0000000000 R11: ffffed1002f263b1 R12: 0000000000000000 [ 101.883091][ T4378] R13: ffff888017931c08 R14: 1ffff11002f263b0 R15: ffff888017931d80 [ 101.891102][ T4378] ? __folio_mark_dirty+0x941/0x1210 [ 101.896542][ T4378] mark_buffer_dirty+0x33f/0x7a0 [ 101.901531][ T4378] gfs2_unpin+0x125/0xa00 [ 101.905903][ T4378] ? submit_bio_noacct+0xeea/0x1940 [ 101.911224][ T4378] buf_lo_after_commit+0x161/0x1b0 [ 101.917351][ T4378] ? buf_lo_before_commit+0xf0/0xf0 [ 101.923061][ T4378] __gfs2_log_flush+0x10ec/0x24e0 [ 101.928153][ T4378] ? gfs2_log_flush+0x40/0x40 [ 101.932868][ T4378] ? rwsem_write_trylock+0x135/0x1c0 [ 101.939003][ T4378] ? clear_nonspinnable+0x60/0x60 [ 101.944750][ T4378] gfs2_log_flush+0x30/0x40 [ 101.949500][ T4378] gfs2_kill_sb+0x50/0xd0 [ 101.953981][ T4378] deactivate_locked_super+0x93/0xf0 [ 101.961482][ T4378] cleanup_mnt+0x471/0x4f0 [ 101.966457][ T4378] task_work_run+0x1d0/0x260 [ 101.971224][ T4378] ? task_work_cancel+0x220/0x220 [ 101.978673][ T4378] ? exit_to_user_mode_loop+0x3b/0x110 [ 101.984179][ T4378] exit_to_user_mode_loop+0xe6/0x110 [ 101.990520][ T4378] exit_to_user_mode_prepare+0xee/0x180 [ 101.996343][ T4378] syscall_exit_to_user_mode+0x16/0x40 [ 102.003152][ T4378] do_syscall_64+0x58/0xa0 [ 102.009774][ T4378] ? clear_bhb_loop+0x60/0xb0 [ 102.014537][ T4378] ? clear_bhb_loop+0x60/0xb0 [ 102.019476][ T4378] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 102.027811][ T4378] RIP: 0033:0x7fd9b779f0d7 [ 102.032758][ T4378] Code: a2 c7 05 1c 26 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 [ 102.054763][ T4378] RSP: 002b:00007ffd0a454ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 102.063239][ T4378] RAX: 0000000000000000 RBX: 00007fd9b783330a RCX: 00007fd9b779f0d7 [ 102.071250][ T4378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd0a454c60 [ 102.079610][ T4378] RBP: 00007ffd0a454c60 R08: 00007ffd0a455c60 R09: 00000000ffffffff [ 102.088080][ T4378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd0a455cf0 [ 102.096603][ T4378] R13: 00007fd9b783330a R14: 0000000000018ba6 R15: 00007ffd0a455d30 [ 102.105166][ T4378] [ 102.109875][ T4378] Kernel Offset: disabled [ 102.114894][ T4378] Rebooting in 86400 seconds..