Warning: Permanently added '10.128.1.63' (ED25519) to the list of known hosts. 1970/01/01 00:00:43 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:44 parsed 1 programs [ 47.093982][ T4043] cgroup: Unknown subsys name 'net' [ 47.361055][ T4043] cgroup: Unknown subsys name 'rlimit' [ 47.743491][ T4043] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 55.169932][ T4106] chnl_net:caif_netlink_parms(): no params data found [ 55.213558][ T4106] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.215044][ T4106] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.216924][ T4106] device bridge_slave_0 entered promiscuous mode [ 55.220893][ T4106] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.221998][ T4106] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.224077][ T4106] device bridge_slave_1 entered promiscuous mode [ 55.246728][ T4106] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.250703][ T4106] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.269663][ T4106] team0: Port device team_slave_0 added [ 55.272820][ T4106] team0: Port device team_slave_1 added [ 55.287877][ T4106] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.289034][ T4106] 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. [ 55.293122][ T4106] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.297828][ T4106] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.299153][ T4106] 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. [ 55.302922][ T4106] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.376939][ T4106] device hsr_slave_0 entered promiscuous mode [ 55.414844][ T4106] device hsr_slave_1 entered promiscuous mode [ 55.542044][ T4106] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.578032][ T4106] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.628027][ T4106] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.668864][ T4106] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.754577][ T4106] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.755789][ T4106] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.757601][ T4106] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.758965][ T4106] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.803214][ T4106] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.812020][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.816629][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.819094][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.821472][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 55.831110][ T4106] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.839799][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.841586][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.842757][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.849850][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.851510][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.852591][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.867874][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.869943][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.881818][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.889088][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.895465][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.899947][ T4106] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.923062][ T1885] ODEBUG: Out of memory. ODEBUG disabled [ 55.983778][ T4106] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.988703][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 55.990017][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.000234][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.011474][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.013511][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 56.017124][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 56.021048][ T4106] device veth0_vlan entered promiscuous mode [ 56.027123][ T4106] device veth1_vlan entered promiscuous mode [ 56.044061][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 56.048733][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 56.051531][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.055945][ T4106] device veth0_macvtap entered promiscuous mode [ 56.059631][ T4106] device veth1_macvtap entered promiscuous mode [ 56.071863][ T4106] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.074082][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.078060][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.083672][ T4106] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.087720][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 56.099604][ T4106] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.101627][ T4106] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.102910][ T4106] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.104207][ T4106] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 56.259492][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.260954][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.265238][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 56.278662][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.279931][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.281978][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:56 executed programs: 0 [ 56.679082][ T4144] chnl_net:caif_netlink_parms(): no params data found [ 56.711265][ T4144] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.712495][ T4144] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.714236][ T4144] device bridge_slave_0 entered promiscuous mode [ 56.717708][ T4144] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.718783][ T4144] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.723073][ T4144] device bridge_slave_1 entered promiscuous mode [ 56.739098][ T4144] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.742220][ T4144] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.757402][ T4144] team0: Port device team_slave_0 added [ 56.760292][ T4144] team0: Port device team_slave_1 added [ 56.771910][ T4144] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.772886][ T4144] 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. [ 56.777574][ T4144] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.780800][ T4144] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.781980][ T4144] 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. [ 56.786367][ T4144] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.846356][ T4144] device hsr_slave_0 entered promiscuous mode [ 56.884817][ T4144] device hsr_slave_1 entered promiscuous mode [ 56.924565][ T4144] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 56.925918][ T4144] Cannot create hsr debugfs directory [ 56.978065][ T4144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.665139][ T7] Bluetooth: hci0: command 0x0409 tx timeout [ 58.761198][ T4144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.734853][ T4151] Bluetooth: hci0: command 0x041b tx timeout [ 61.281280][ T4144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.510808][ T4144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.821397][ T4144] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.888512][ T4144] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.938351][ T4144] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.006611][ T4144] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.100013][ T4144] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.111308][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.112965][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.118405][ T4144] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.122355][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.124030][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.129677][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.130866][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.136851][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.138565][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.140810][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.142565][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.144143][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.160018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.162087][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.164067][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.170392][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.179527][ T4144] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.180914][ T4144] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.190479][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.192873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.195227][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.197437][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.199182][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.201754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.203412][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.212150][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.293631][ T4144] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.299318][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.300675][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.311752][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.313720][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.325553][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.327316][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.329283][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.330895][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.337591][ T4144] device veth0_vlan entered promiscuous mode [ 62.344257][ T4144] device veth1_vlan entered promiscuous mode [ 62.358840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.360664][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.362584][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 62.366053][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.370760][ T4144] device veth0_macvtap entered promiscuous mode [ 62.374821][ T4144] device veth1_macvtap entered promiscuous mode [ 62.383265][ T4144] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 62.385924][ T4144] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.389478][ T4144] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.391133][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.392857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 62.395130][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.397485][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.401458][ T4144] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 62.403049][ T4144] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 62.405830][ T4144] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.407979][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.410266][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.414161][ T4144] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.416640][ T4144] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.418112][ T4144] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.419490][ T4144] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.467937][ T586] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.469290][ T586] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.471131][ T586] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 62.489407][ T586] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.490615][ T586] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.492684][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 62.814442][ T13] Bluetooth: hci0: command 0x040f tx timeout [ 62.843038][ T4164] loop0: detected capacity change from 0 to 32768 [ 62.899163][ T4164] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 62.900614][ T4164] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 62.926519][ T4164] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 62.929829][ T7] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 62.930948][ T7] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 62.968124][ T7] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 37ms [ 62.969784][ T7] gfs2: fsid=syz:syz.0: jid=0: Done [ 62.970969][ T4164] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 63.123194][ T4144] ------------[ cut here ]------------ [ 63.124384][ T4144] WARNING: CPU: 1 PID: 4144 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 63.126125][ T4144] Modules linked in: [ 63.126698][ T4144] CPU: 1 PID: 4144 Comm: syz-executor Not tainted 5.15.189-syzkaller #0 [ 63.128256][ T4144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 63.129892][ T4144] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 63.131278][ T4144] pc : __set_page_dirty+0x938/0xc74 [ 63.132062][ T4144] lr : __set_page_dirty+0x938/0xc74 [ 63.132871][ T4144] sp : ffff80001f2d7740 [ 63.133482][ T4144] x29: ffff80001f2d7750 x28: ffff0000d71a4000 x27: 0000000000000000 [ 63.134959][ T4144] x26: dfff800000000000 x25: 1fffe00018a3c9d9 x24: 0000000000000000 [ 63.136254][ T4144] x23: ffff0000c51e4ec8 x22: 0000000000000000 x21: 0000000000000001 [ 63.137631][ T4144] x20: ffff0000cdad82a0 x19: fffffc0003239e40 x18: 1fffe0003421cd96 [ 63.138821][ T4144] x17: ffff800016d04000 x16: ffff8000082bf708 x15: ffff8000167e4500 [ 63.140189][ T4144] x14: ffff0000cc225bc0 x13: dfff800000000000 x12: 0000000000ff0100 [ 63.141546][ T4144] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000868df08 [ 63.142874][ T4144] x8 : ffff0000cc2251c0 x7 : 0000000000000000 x6 : 0000000000000000 [ 63.144194][ T4144] x5 : ffff800016eaff18 x4 : 0000000000000008 x3 : ffff80000898d6a4 [ 63.145457][ T4144] x2 : ffff0000cbe90060 x1 : 0000000000000000 x0 : 0000000000000000 [ 63.146820][ T4144] Call trace: [ 63.147339][ T4144] __set_page_dirty+0x938/0xc74 [ 63.148266][ T4144] mark_buffer_dirty+0x27c/0x52c [ 63.149088][ T4144] gfs2_unpin+0x12c/0xc28 [ 63.149888][ T4144] buf_lo_after_commit+0x140/0x188 [ 63.150678][ T4144] gfs2_log_flush+0x13cc/0x2078 [ 63.151474][ T4144] gfs2_kill_sb+0x5c/0xd4 [ 63.152195][ T4144] deactivate_locked_super+0xb8/0x13c [ 63.153003][ T4144] deactivate_super+0xf8/0x118 [ 63.153851][ T4144] cleanup_mnt+0x3a4/0x458 [ 63.154596][ T4144] __cleanup_mnt+0x20/0x30 [ 63.155325][ T4144] task_work_run+0x12c/0x1e0 [ 63.156124][ T4144] do_notify_resume+0x24b4/0x3128 [ 63.156935][ T4144] el0_svc+0xf0/0x1e0 [ 63.157710][ T4144] el0t_64_sync_handler+0xcc/0xe4 [ 63.158481][ T4144] el0t_64_sync+0x1a0/0x1a4 [ 63.159291][ T4144] irq event stamp: 116078 [ 63.160036][ T4144] hardirqs last enabled at (116077): [] lock_page_memcg+0x110/0x234 [ 63.161486][ T4144] hardirqs last disabled at (116078): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 63.163036][ T4144] softirqs last enabled at (115820): [] local_bh_enable+0x10/0x34 [ 63.164603][ T4144] softirqs last disabled at (115818): [] local_bh_disable+0x10/0x34 [ 63.166128][ T4144] ---[ end trace caff4c25b6829318 ]--- [ 63.173131][ T4144] ------------[ cut here ]------------ [ 63.174124][ T4144] WARNING: CPU: 1 PID: 4144 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 63.175789][ T4144] Modules linked in: [ 63.176434][ T4144] CPU: 1 PID: 4144 Comm: syz-executor Tainted: G W 5.15.189-syzkaller #0 [ 63.177929][ T4144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 63.179354][ T4144] pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 63.180580][ T4144] pc : __test_set_page_writeback+0xa34/0xc34 [ 63.181496][ T4144] lr : __test_set_page_writeback+0xa34/0xc34 [ 63.182548][ T4144] sp : ffff80001f2d7120 [ 63.183257][ T4144] x29: ffff80001f2d7200 x28: 0000000000000000 x27: 0000000000000000 [ 63.184592][ T4144] x26: ffff0000c51e4d20 x25: dfff800000000000 x24: 0000000000000000 [ 63.185956][ T4144] x23: ffff0000cdad82a0 x22: fffffc0003239e48 x21: ffff80001f2d7180 [ 63.187240][ T4144] x20: 1fffff80006473c9 x19: fffffc0003239e40 x18: 0000000000000000 [ 63.188372][ T4144] x17: 0000000000000000 x16: ffff8000082bf708 x15: 0000000000000406 [ 63.189624][ T4144] x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100 [ 63.191181][ T4144] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff800008690a7c [ 63.192457][ T4144] x8 : ffff0000cc2251c0 x7 : ffff800008690430 x6 : 0000000000000000 [ 63.193733][ T4144] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086904f8 [ 63.195085][ T4144] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 63.196324][ T4144] Call trace: [ 63.196843][ T4144] __test_set_page_writeback+0xa34/0xc34 [ 63.197860][ T4144] gfs2_aspace_writepage+0x548/0x710 [ 63.198808][ T4144] __writepage+0x70/0x120 [ 63.199821][ T4144] write_cache_pages+0x7c8/0xde4 [ 63.200604][ T4144] generic_writepages+0xf4/0x160 [ 63.201389][ T4144] gfs2_ail1_flush+0x884/0xeac [ 63.202274][ T4144] empty_ail1_list+0x100/0x1d4 [ 63.203082][ T4144] gfs2_log_flush+0x16c0/0x2078 [ 63.203965][ T4144] gfs2_kill_sb+0x5c/0xd4 [ 63.204674][ T4144] deactivate_locked_super+0xb8/0x13c [ 63.205604][ T4144] deactivate_super+0xf8/0x118 [ 63.206348][ T4144] cleanup_mnt+0x3a4/0x458 [ 63.207156][ T4144] __cleanup_mnt+0x20/0x30 [ 63.208106][ T4144] task_work_run+0x12c/0x1e0 [ 63.208895][ T4144] do_notify_resume+0x24b4/0x3128 [ 63.209782][ T4144] el0_svc+0xf0/0x1e0 [ 63.210379][ T4144] el0t_64_sync_handler+0xcc/0xe4 [ 63.211245][ T4144] el0t_64_sync+0x1a0/0x1a4 [ 63.212012][ T4144] irq event stamp: 116130 [ 63.212711][ T4144] hardirqs last enabled at (116129): [] lock_page_memcg+0x110/0x234 [ 63.214445][ T4144] hardirqs last disabled at (116130): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 63.216093][ T4144] softirqs last enabled at (116118): [] handle_softirqs+0xa4c/0xbf0 [ 63.217525][ T4144] softirqs last disabled at (116081): [] __irq_exit_rcu+0x240/0x440 [ 63.218964][ T4144] ---[ end trace caff4c25b6829319 ]--- [ 63.227877][ C1] ------------[ cut here ]------------ [ 63.229059][ C1] WARNING: CPU: 1 PID: 20 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 63.230934][ C1] Modules linked in: [ 63.231539][ C1] CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 5.15.189-syzkaller #0 [ 63.233058][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 63.234537][ C1] pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 63.235694][ C1] pc : test_clear_page_writeback+0x8d0/0xacc [ 63.236669][ C1] lr : test_clear_page_writeback+0x8d0/0xacc [ 63.237733][ C1] sp : ffff80001b3a79a0 [ 63.238410][ C1] x29: ffff80001b3a79b0 x28: ffff0000cbe90000 x27: fffffc00035d0808 [ 63.239638][ C1] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 63.241047][ C1] x23: ffff0000c51e4d20 x22: 0000000000000001 x21: 0000000000000001 [ 63.242670][ C1] x20: ffff0000cdad82a0 x19: fffffc0003239e40 x18: 0000000000000001 [ 63.244009][ C1] x17: 0000000000000000 x16: ffff8000082bf708 x15: 0000000000000002 [ 63.245343][ C1] x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100 [ 63.246499][ C1] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000868fe4c [ 63.247864][ C1] x8 : ffff0000c0a78000 x7 : 0000000000000000 x6 : 0000000000000000 [ 63.249200][ C1] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 63.250581][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 63.251968][ C1] Call trace: [ 63.252477][ C1] test_clear_page_writeback+0x8d0/0xacc [ 63.253354][ C1] end_page_writeback+0x174/0x488 [ 63.254288][ C1] end_buffer_async_write+0x340/0x56c [ 63.255220][ C1] end_bio_bh_io_sync+0xb0/0x1b4 [ 63.255942][ C1] bio_endio+0x744/0x788 [ 63.256674][ C1] blk_update_request+0x7a4/0x1100 [ 63.257482][ C1] blk_mq_end_request+0x54/0x88 [ 63.258183][ C1] lo_complete_rq+0x1ec/0x250 [ 63.258820][ C1] blk_done_softirq+0x11c/0x168 [ 63.259727][ C1] handle_softirqs+0x344/0xbf0 [ 63.260617][ C1] run_ksoftirqd+0x7c/0x2a0 [ 63.261382][ C1] smpboot_thread_fn+0x4b0/0x920 [ 63.262369][ C1] kthread+0x374/0x454 [ 63.263011][ C1] ret_from_fork+0x10/0x20 [ 63.263755][ C1] irq event stamp: 224637 [ 63.264472][ C1] hardirqs last enabled at (224636): [] lock_page_memcg+0x110/0x234 [ 63.266167][ C1] hardirqs last disabled at (224637): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 63.267927][ C1] softirqs last enabled at (224626): [] handle_softirqs+0xa4c/0xbf0 [ 63.269563][ C1] softirqs last disabled at (224631): [] run_ksoftirqd+0x7c/0x2a0 [ 63.271264][ C1] ---[ end trace caff4c25b682931a ]---