Warning: Permanently added '10.128.1.144' (ED25519) to the list of known hosts. 1970/01/01 00:00:34 parsed 1 programs syzkaller login: [ 35.708903][ T4049] cgroup: Unknown subsys name 'net' [ 35.969644][ T4049] cgroup: Unknown subsys name 'rlimit' [ 36.243456][ T4049] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 42.330045][ T4115] chnl_net:caif_netlink_parms(): no params data found [ 42.355344][ T4115] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.356714][ T4115] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.358252][ T4115] device bridge_slave_0 entered promiscuous mode [ 42.360621][ T4115] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.361809][ T4115] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.363214][ T4115] device bridge_slave_1 entered promiscuous mode [ 42.371884][ T4115] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.374539][ T4115] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.383580][ T4115] team0: Port device team_slave_0 added [ 42.385455][ T4115] team0: Port device team_slave_1 added [ 42.394628][ T4115] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.395749][ T4115] 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. [ 42.399963][ T4115] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.402466][ T4115] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.403566][ T4115] 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. [ 42.407545][ T4115] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.487610][ T4115] device hsr_slave_0 entered promiscuous mode [ 42.546605][ T4115] device hsr_slave_1 entered promiscuous mode [ 42.638985][ T4115] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.677978][ T4115] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.766971][ T4115] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.828649][ T4115] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.876079][ T4115] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.877389][ T4115] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.878814][ T4115] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.879963][ T4115] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.902545][ T4115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.909194][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.912561][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.914201][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.919996][ T4115] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.923275][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.924847][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.925978][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.941035][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.942503][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.943615][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.945378][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.950093][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.951740][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.957699][ T4115] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.959844][ T4115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.961464][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.963055][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.006848][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.008204][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.011475][ T4115] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.020708][ T361] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.029101][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.030825][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.032151][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.034903][ T4115] device veth0_vlan entered promiscuous mode [ 43.039939][ T4115] device veth1_vlan entered promiscuous mode [ 43.049939][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.051470][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.053128][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.055869][ T4115] device veth0_macvtap entered promiscuous mode [ 43.059590][ T4115] device veth1_macvtap entered promiscuous mode [ 43.065881][ T4115] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.070381][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.072888][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.076297][ T4115] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.078979][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.082147][ T4115] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.083514][ T4115] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.084929][ T4115] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.086275][ T4115] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.162889][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.164256][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.169415][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.174152][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.175382][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.178675][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 43.458644][ T136] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:43 executed programs: 0 [ 43.646290][ T4143] chnl_net:caif_netlink_parms(): no params data found [ 43.664994][ T4143] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.666190][ T4143] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.668877][ T4143] device bridge_slave_0 entered promiscuous mode [ 43.670948][ T4143] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.672106][ T4143] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.673612][ T4143] device bridge_slave_1 entered promiscuous mode [ 43.681707][ T4143] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.684104][ T4143] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.692713][ T4143] team0: Port device team_slave_0 added [ 43.694565][ T4143] team0: Port device team_slave_1 added [ 43.701241][ T4143] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 43.702357][ T4143] 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. [ 43.706396][ T4143] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 43.708675][ T4143] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 43.709757][ T4143] 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. [ 43.713936][ T4143] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 43.757749][ T4143] device hsr_slave_0 entered promiscuous mode [ 43.777057][ T4143] device hsr_slave_1 entered promiscuous mode [ 43.816525][ T4143] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 43.817795][ T4143] Cannot create hsr debugfs directory [ 45.626959][ T4127] Bluetooth: hci0: command 0x0409 tx timeout [ 46.070669][ T136] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.706642][ T4127] Bluetooth: hci0: command 0x041b tx timeout [ 48.430044][ T136] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.471146][ T136] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 49.434223][ T4143] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 49.468102][ T4143] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 49.528011][ T4143] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 49.567792][ T4143] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 49.631657][ T4143] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.636015][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.637734][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.640458][ T4143] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.643163][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.644781][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.646268][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.647416][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.650399][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.653124][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.654737][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.656260][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.657461][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.659964][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.662823][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.665535][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.668972][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.670707][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.673655][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.675325][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.678891][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.680479][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.682513][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.683978][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.687784][ T4143] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.730171][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.731521][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.735435][ T4143] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.742577][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.744280][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.750827][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.752335][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.754092][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.755570][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.758340][ T4143] device veth0_vlan entered promiscuous mode [ 49.761727][ T4143] device veth1_vlan entered promiscuous mode [ 49.770937][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 49.772494][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 49.773974][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.775628][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.779837][ T4143] device veth0_macvtap entered promiscuous mode [ 49.782207][ T4143] device veth1_macvtap entered promiscuous mode [ 49.787172][ T4127] Bluetooth: hci0: command 0x040f tx timeout [ 49.789524][ T4143] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 49.791210][ T4143] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.793334][ T4143] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 49.794543][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 49.796181][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.798380][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.799966][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.802515][ T4143] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 49.804141][ T4143] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 49.806106][ T4143] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 49.808532][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.810188][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.812867][ T4143] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.814226][ T4143] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.815566][ T4143] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.817852][ T4143] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 49.836005][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.843281][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.845351][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 49.847398][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 49.848688][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 49.850434][ T1641] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 50.002017][ T4216] loop0: detected capacity change from 0 to 32768 [ 50.063968][ T4216] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 50.065323][ T4216] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 50.077601][ T4216] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 50.079951][ T4184] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 50.080962][ T4184] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 50.094840][ T4184] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 50.097873][ T4184] gfs2: fsid=syz:syz.0: jid=0: Done [ 50.098941][ T4216] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 50.189181][ T4143] ------------[ cut here ]------------ [ 50.190100][ T4143] WARNING: CPU: 1 PID: 4143 at include/linux/backing-dev.h:289 __set_page_dirty+0x938/0xc74 [ 50.191589][ T4143] Modules linked in: [ 50.192203][ T4143] CPU: 1 PID: 4143 Comm: syz-executor Not tainted 5.15.189-syzkaller #0 [ 50.193547][ T4143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 50.195027][ T4143] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.196203][ T4143] pc : __set_page_dirty+0x938/0xc74 [ 50.196966][ T4143] lr : __set_page_dirty+0x938/0xc74 [ 50.197699][ T4143] sp : ffff80001f6e7640 [ 50.198356][ T4143] x29: ffff80001f6e7650 x28: ffff0000d6b60000 x27: 0000000000000000 [ 50.199486][ T4143] x26: dfff800000000000 x25: 1fffe00018092b51 x24: 0000000000000000 [ 50.200796][ T4143] x23: ffff0000c0495a88 x22: 0000000000000000 x21: 0000000000000001 [ 50.202013][ T4143] x20: ffff0000ee406250 x19: fffffc00034664c0 x18: 1fffe0003421cd96 [ 50.203398][ T4143] x17: ffff800016d04000 x16: ffff8000082bf708 x15: ffff8000167e4500 [ 50.204749][ T4143] x14: ffff0000cce38a00 x13: ffff0000cce38a78 x12: 0000000000ff0100 [ 50.206109][ T4143] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000868df08 [ 50.207446][ T4143] x8 : ffff0000cce38000 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.208797][ T4143] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000898d6a4 [ 50.210129][ T4143] x2 : ffff0000cba72060 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.211424][ T4143] Call trace: [ 50.211965][ T4143] __set_page_dirty+0x938/0xc74 [ 50.212802][ T4143] mark_buffer_dirty+0x27c/0x52c [ 50.213532][ T4143] gfs2_unpin+0x12c/0xc28 [ 50.214214][ T4143] buf_lo_after_commit+0x140/0x188 [ 50.215012][ T4143] gfs2_log_flush+0x13cc/0x2078 [ 50.215824][ T4143] gfs2_kill_sb+0x5c/0xd4 [ 50.216545][ T4143] deactivate_locked_super+0xb8/0x13c [ 50.217428][ T4143] deactivate_super+0xf8/0x118 [ 50.218234][ T4143] cleanup_mnt+0x3a4/0x458 [ 50.218975][ T4143] __cleanup_mnt+0x20/0x30 [ 50.219635][ T4143] task_work_run+0x12c/0x1e0 [ 50.220317][ T4143] get_signal+0x1240/0x1340 [ 50.221042][ T4143] do_notify_resume+0x35c/0x3128 [ 50.221839][ T4143] el0_svc+0xf0/0x1e0 [ 50.222512][ T4143] el0t_64_sync_handler+0xcc/0xe4 [ 50.223281][ T4143] el0t_64_sync+0x1a0/0x1a4 [ 50.223934][ T4143] irq event stamp: 150868 [ 50.224601][ T4143] hardirqs last enabled at (150867): [] lock_page_memcg+0x110/0x234 [ 50.226060][ T4143] hardirqs last disabled at (150868): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 50.227665][ T4143] softirqs last enabled at (150550): [] local_bh_enable+0x10/0x34 [ 50.229167][ T4143] softirqs last disabled at (150548): [] local_bh_disable+0x10/0x34 [ 50.230584][ T4143] ---[ end trace 1eab7656fc88aeb1 ]--- [ 50.232461][ T4143] ------------[ cut here ]------------ [ 50.233323][ T4143] WARNING: CPU: 1 PID: 4143 at include/linux/backing-dev.h:289 __test_set_page_writeback+0xa34/0xc34 [ 50.234941][ T4143] Modules linked in: [ 50.235582][ T4143] CPU: 1 PID: 4143 Comm: syz-executor Tainted: G W 5.15.189-syzkaller #0 [ 50.237062][ T4143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 50.238549][ T4143] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.239674][ T4143] pc : __test_set_page_writeback+0xa34/0xc34 [ 50.240648][ T4143] lr : __test_set_page_writeback+0xa34/0xc34 [ 50.241641][ T4143] sp : ffff80001f6e7020 [ 50.242349][ T4143] x29: ffff80001f6e7100 x28: 0000000000000000 x27: 0000000000000000 [ 50.243623][ T4143] x26: ffff0000c04958e0 x25: dfff800000000000 x24: 0000000000000000 [ 50.244958][ T4143] x23: ffff0000ee406250 x22: fffffc00034664c8 x21: ffff80001f6e7080 [ 50.246323][ T4143] x20: 1fffff800068cc99 x19: fffffc00034664c0 x18: 0000000000000000 [ 50.247712][ T4143] x17: 0000000000000000 x16: ffff8000082bf708 x15: 0000000000000406 [ 50.249012][ T4143] x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100 [ 50.250377][ T4143] x11: 0000000000000001 x10: 0000000000000000 x9 : ffff800008690a7c [ 50.251747][ T4143] x8 : ffff0000cce38000 x7 : ffff800008690430 x6 : 0000000000000000 [ 50.253117][ T4143] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff8000086904f8 [ 50.254569][ T4143] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.255873][ T4143] Call trace: [ 50.256369][ T4143] __test_set_page_writeback+0xa34/0xc34 [ 50.257221][ T4143] gfs2_aspace_writepage+0x548/0x710 [ 50.258074][ T4143] __writepage+0x70/0x120 [ 50.258734][ T4143] write_cache_pages+0x7c8/0xde4 [ 50.259432][ T4143] generic_writepages+0xf4/0x160 [ 50.260195][ T4143] gfs2_ail1_flush+0x884/0xeac [ 50.260922][ T4143] empty_ail1_list+0x100/0x1d4 [ 50.261685][ T4143] gfs2_log_flush+0x16c0/0x2078 [ 50.262484][ T4143] gfs2_kill_sb+0x5c/0xd4 [ 50.263232][ T4143] deactivate_locked_super+0xb8/0x13c [ 50.264123][ T4143] deactivate_super+0xf8/0x118 [ 50.264886][ T4143] cleanup_mnt+0x3a4/0x458 [ 50.265562][ T4143] __cleanup_mnt+0x20/0x30 [ 50.266218][ T4143] task_work_run+0x12c/0x1e0 [ 50.266947][ T4143] get_signal+0x1240/0x1340 [ 50.267708][ T4143] do_notify_resume+0x35c/0x3128 [ 50.268485][ T4143] el0_svc+0xf0/0x1e0 [ 50.269135][ T4143] el0t_64_sync_handler+0xcc/0xe4 [ 50.269948][ T4143] el0t_64_sync+0x1a0/0x1a4 [ 50.270626][ T4143] irq event stamp: 151006 [ 50.271316][ T4143] hardirqs last enabled at (151005): [] lock_page_memcg+0x110/0x234 [ 50.272749][ T4143] hardirqs last disabled at (151006): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 50.274447][ T4143] softirqs last enabled at (150974): [] handle_softirqs+0xa4c/0xbf0 [ 50.276010][ T4143] softirqs last disabled at (150871): [] __irq_exit_rcu+0x240/0x440 [ 50.277594][ T4143] ---[ end trace 1eab7656fc88aeb2 ]--- [ 50.279747][ C0] ------------[ cut here ]------------ [ 50.280740][ C0] WARNING: CPU: 0 PID: 14 at include/linux/backing-dev.h:289 test_clear_page_writeback+0x8d0/0xacc [ 50.282368][ C0] Modules linked in: [ 50.282948][ C0] CPU: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W 5.15.189-syzkaller #0 [ 50.284480][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 50.285988][ C0] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 50.287241][ C0] pc : test_clear_page_writeback+0x8d0/0xacc [ 50.288185][ C0] lr : test_clear_page_writeback+0x8d0/0xacc [ 50.289073][ C0] sp : ffff80001b3379a0 [ 50.289731][ C0] x29: ffff80001b3379b0 x28: ffff0000cba72000 x27: fffffc00035c8288 [ 50.290940][ C0] x26: dfff800000000000 x25: 05ffc00000002030 x24: 0000000000000000 [ 50.292228][ C0] x23: ffff0000c04958e0 x22: 0000000000000001 x21: 0000000000000001 [ 50.293433][ C0] x20: ffff0000ee406250 x19: fffffc00034664c0 x18: 0000000000000001 [ 50.294601][ C0] x17: 0000000000000000 x16: ffff8000082bf708 x15: 0000000000000002 [ 50.295795][ C0] x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100 [ 50.296906][ C0] x11: 0000000000000101 x10: 0000000000000000 x9 : ffff80000868fe4c [ 50.298204][ C0] x8 : ffff0000c0951b40 x7 : 0000000000000000 x6 : 0000000000000000 [ 50.299392][ C0] x5 : 0000000000000080 x4 : 0000000000000008 x3 : 0000000000000000 [ 50.300556][ C0] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 50.301777][ C0] Call trace: [ 50.302306][ C0] test_clear_page_writeback+0x8d0/0xacc [ 50.303213][ C0] end_page_writeback+0x174/0x488 [ 50.304017][ C0] end_buffer_async_write+0x340/0x56c [ 50.304879][ C0] end_bio_bh_io_sync+0xb0/0x1b4 [ 50.305664][ C0] bio_endio+0x744/0x788 [ 50.306292][ C0] blk_update_request+0x7a4/0x1100 [ 50.307059][ C0] blk_mq_end_request+0x54/0x88 [ 50.307794][ C0] lo_complete_rq+0x1ec/0x250 [ 50.308543][ C0] blk_done_softirq+0x11c/0x168 [ 50.309293][ C0] handle_softirqs+0x344/0xbf0 [ 50.310073][ C0] run_ksoftirqd+0x7c/0x2a0 [ 50.310790][ C0] smpboot_thread_fn+0x4b0/0x920 [ 50.311575][ C0] kthread+0x374/0x454 [ 50.312243][ C0] ret_from_fork+0x10/0x20 [ 50.312958][ C0] irq event stamp: 293987 [ 50.313621][ C0] hardirqs last enabled at (293986): [] lock_page_memcg+0x110/0x234 [ 50.315141][ C0] hardirqs last disabled at (293987): [] _raw_spin_lock_irqsave+0xfc/0x14c [ 50.316673][ C0] softirqs last enabled at (293976): [] handle_softirqs+0xa4c/0xbf0 [ 50.318336][ C0] softirqs last disabled at (293981): [] run_ksoftirqd+0x7c/0x2a0 [ 50.319961][ C0] ---[ end trace 1eab7656fc88aeb3 ]---