Warning: Permanently added '10.128.1.131' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.341359][ T6536] cgroup: Unknown subsys name 'net' [ 33.464801][ T6536] cgroup: Unknown subsys name 'cpuset' [ 33.466979][ T6536] cgroup: Unknown subsys name 'rlimit' [ 33.630057][ T6536] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 39.556409][ T6547] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 39.689808][ T6558] chnl_net:caif_netlink_parms(): no params data found [ 39.740683][ T6558] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.740923][ T6558] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.740996][ T6558] bridge_slave_0: entered allmulticast mode [ 39.741454][ T6558] bridge_slave_0: entered promiscuous mode [ 39.742994][ T6558] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.743037][ T6558] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.743080][ T6558] bridge_slave_1: entered allmulticast mode [ 39.744170][ T6558] bridge_slave_1: entered promiscuous mode [ 39.753791][ T6558] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.754699][ T6558] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.761333][ T6558] team0: Port device team_slave_0 added [ 39.762790][ T6558] team0: Port device team_slave_1 added [ 39.770258][ T6558] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.770281][ T6558] 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. [ 39.770294][ T6558] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.771017][ T6558] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.771024][ T6558] 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. [ 39.771039][ T6558] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.802563][ T6558] hsr_slave_0: entered promiscuous mode [ 39.803981][ T6558] hsr_slave_1: entered promiscuous mode [ 39.851277][ T6558] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.854627][ T6558] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.856759][ T6558] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.858837][ T6558] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.870195][ T6558] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.870258][ T6558] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.870414][ T6558] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.870437][ T6558] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.883510][ T6558] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.886589][ T5087] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.888370][ T5087] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.894188][ T6558] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.896359][ T14] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.896401][ T14] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.901542][ T5087] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.901579][ T5087] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.910398][ T6558] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 39.910437][ T6558] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 39.964802][ T6558] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.974634][ T6558] veth0_vlan: entered promiscuous mode [ 39.976343][ T6558] veth1_vlan: entered promiscuous mode [ 39.982812][ T6558] veth0_macvtap: entered promiscuous mode [ 39.987286][ T6558] veth1_macvtap: entered promiscuous mode [ 39.990774][ T6558] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.992388][ T6558] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.995749][ T774] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.995905][ T774] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.995920][ T774] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.995934][ T774] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.318380][ T5087] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.378670][ T5087] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.418661][ T5087] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.458693][ T5087] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.509259][ T774] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.509290][ T774] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.520438][ T774] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.520475][ T774] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.761478][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.761931][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.762091][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.762392][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.762600][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:41 executed programs: 0 [ 41.254580][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 41.255951][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 41.257288][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 41.258093][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 41.258316][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 41.306857][ T6644] chnl_net:caif_netlink_parms(): no params data found [ 41.325840][ T6644] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.327211][ T6644] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.328580][ T6644] bridge_slave_0: entered allmulticast mode [ 41.329980][ T6644] bridge_slave_0: entered promiscuous mode [ 41.331775][ T6644] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.333057][ T6644] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.334308][ T6644] bridge_slave_1: entered allmulticast mode [ 41.334746][ T6644] bridge_slave_1: entered promiscuous mode [ 41.343654][ T6644] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.344682][ T6644] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.351644][ T6644] team0: Port device team_slave_0 added [ 41.352439][ T6644] team0: Port device team_slave_1 added [ 41.360142][ T6644] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.360162][ T6644] 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. [ 41.360176][ T6644] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.360712][ T6644] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.360718][ T6644] 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. [ 41.360729][ T6644] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.380452][ T6644] hsr_slave_0: entered promiscuous mode [ 41.380787][ T6644] hsr_slave_1: entered promiscuous mode [ 41.381111][ T6644] debugfs: 'hsr0' already exists in 'hsr' [ 41.381165][ T6644] Cannot create hsr debugfs directory [ 43.293734][ T52] Bluetooth: hci0: command tx timeout [ 43.401898][ T5087] bridge_slave_1: left allmulticast mode [ 43.401945][ T5087] bridge_slave_1: left promiscuous mode [ 43.402244][ T5087] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.406053][ T5087] bridge_slave_0: left allmulticast mode [ 43.406074][ T5087] bridge_slave_0: left promiscuous mode [ 43.406135][ T5087] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.517877][ T5087] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 43.544822][ T5087] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 43.584143][ T5087] bond0 (unregistering): Released all slaves [ 43.676606][ T5087] hsr_slave_0: left promiscuous mode [ 43.677731][ T5087] hsr_slave_1: left promiscuous mode [ 43.678034][ T5087] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 43.678048][ T5087] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 43.678998][ T5087] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 43.679010][ T5087] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 43.686807][ T5087] veth1_macvtap: left promiscuous mode [ 43.686878][ T5087] veth0_macvtap: left promiscuous mode [ 43.686927][ T5087] veth1_vlan: left promiscuous mode [ 43.687199][ T5087] veth0_vlan: left promiscuous mode [ 43.802623][ T5087] team0 (unregistering): Port device team_slave_1 removed [ 43.809166][ T5087] team0 (unregistering): Port device team_slave_0 removed [ 44.030265][ T6644] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.032914][ T6644] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.036345][ T6644] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.040508][ T6644] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.065121][ T6644] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.070604][ T6644] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.074004][ T4835] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.074037][ T4835] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.078125][ T4835] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.078167][ T4835] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.132229][ T6644] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.144723][ T6644] veth0_vlan: entered promiscuous mode [ 44.146866][ T6644] veth1_vlan: entered promiscuous mode [ 44.154401][ T6644] veth0_macvtap: entered promiscuous mode [ 44.155802][ T6644] veth1_macvtap: entered promiscuous mode [ 44.159663][ T6644] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.160599][ T6644] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.162340][ T4156] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.162503][ T4156] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.167143][ T4156] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.171073][ T4156] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.342464][ T4835] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.344635][ T4835] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.350001][ T14] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.350034][ T14] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.924145][ T6691] loop0: detected capacity change from 0 to 262144 [ 44.933627][ T6691] JBD2: Ignoring recovery information on journal [ 44.937618][ T6691] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 44.944907][ T6691] [ 44.945306][ T6691] ====================================================== [ 44.946337][ T6691] WARNING: possible circular locking dependency detected [ 44.947445][ T6691] syzkaller #0 Not tainted [ 44.948152][ T6691] ------------------------------------------------------ [ 44.949271][ T6691] syz.0.17/6691 is trying to acquire lock: [ 44.950165][ T6691] ffff0000f2d7a640 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 44.952359][ T6691] [ 44.952359][ T6691] but task is already holding lock: [ 44.953529][ T6691] ffff0000f2d7cda0 (&oi->ip_alloc_sem){++++}-{4:4}, at: ocfs2_write_begin+0x190/0x30c [ 44.955026][ T6691] [ 44.955026][ T6691] which lock already depends on the new lock. [ 44.955026][ T6691] [ 44.956722][ T6691] [ 44.956722][ T6691] the existing dependency chain (in reverse order) is: [ 44.958180][ T6691] [ 44.958180][ T6691] -> #5 (&oi->ip_alloc_sem){++++}-{4:4}: [ 44.959472][ T6691] down_read+0x58/0x2f8 [ 44.960158][ T6691] ocfs2_xattr_ibody_find+0x100/0x668 [ 44.961065][ T6691] ocfs2_xattr_set_handle+0x2bc/0x5e4 [ 44.961950][ T6691] ocfs2_init_security_set+0xb4/0xd8 [ 44.962831][ T6691] ocfs2_mknod+0x106c/0x1cf0 [ 44.963582][ T6691] ocfs2_create+0x190/0x474 [ 44.964394][ T6691] path_openat+0x12d8/0x2c40 [ 44.965202][ T6691] do_filp_open+0x18c/0x36c [ 44.965975][ T6691] do_sys_openat2+0x11c/0x1b4 [ 44.966851][ T6691] __arm64_sys_openat+0x120/0x158 [ 44.967737][ T6691] invoke_syscall+0x98/0x254 [ 44.968558][ T6691] el0_svc_common+0x130/0x23c [ 44.969393][ T6691] do_el0_svc+0x48/0x58 [ 44.970093][ T6691] el0_svc+0x5c/0x254 [ 44.970705][ T6691] el0t_64_sync_handler+0x84/0x12c [ 44.971475][ T6691] el0t_64_sync+0x198/0x19c [ 44.972164][ T6691] [ 44.972164][ T6691] -> #4 (&oi->ip_xattr_sem){++++}-{4:4}: [ 44.973226][ T6691] down_read+0x58/0x2f8 [ 44.973947][ T6691] ocfs2_init_acl+0x258/0x5f0 [ 44.974729][ T6691] ocfs2_mknod+0x1028/0x1cf0 [ 44.975560][ T6691] ocfs2_create+0x190/0x474 [ 44.976337][ T6691] path_openat+0x12d8/0x2c40 [ 44.977123][ T6691] do_filp_open+0x18c/0x36c [ 44.977864][ T6691] do_sys_openat2+0x11c/0x1b4 [ 44.978737][ T6691] __arm64_sys_openat+0x120/0x158 [ 44.979674][ T6691] invoke_syscall+0x98/0x254 [ 44.980449][ T6691] el0_svc_common+0x130/0x23c [ 44.981257][ T6691] do_el0_svc+0x48/0x58 [ 44.981931][ T6691] el0_svc+0x5c/0x254 [ 44.982581][ T6691] el0t_64_sync_handler+0x84/0x12c [ 44.983404][ T6691] el0t_64_sync+0x198/0x19c [ 44.984128][ T6691] [ 44.984128][ T6691] -> #3 (jbd2_handle){++++}-{0:0}: [ 44.985166][ T6691] start_this_handle+0xe74/0x10dc [ 44.986018][ T6691] jbd2__journal_start+0x288/0x51c [ 44.986946][ T6691] jbd2_journal_start+0x3c/0x4c [ 44.987880][ T6691] ocfs2_start_trans+0x368/0x6b0 [ 44.988732][ T6691] ocfs2_mknod+0xc50/0x1cf0 [ 44.989505][ T6691] ocfs2_create+0x190/0x474 [ 44.990266][ T6691] path_openat+0x12d8/0x2c40 [ 44.991067][ T6691] do_filp_open+0x18c/0x36c [ 44.991799][ T6691] do_sys_openat2+0x11c/0x1b4 [ 44.992617][ T6691] __arm64_sys_openat+0x120/0x158 [ 44.993469][ T6691] invoke_syscall+0x98/0x254 [ 44.994160][ T6691] el0_svc_common+0x130/0x23c [ 44.994897][ T6691] do_el0_svc+0x48/0x58 [ 44.995520][ T6691] el0_svc+0x5c/0x254 [ 44.996116][ T6691] el0t_64_sync_handler+0x84/0x12c [ 44.996903][ T6691] el0t_64_sync+0x198/0x19c [ 44.997653][ T6691] [ 44.997653][ T6691] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 44.998981][ T6691] down_read+0x58/0x2f8 [ 44.999653][ T6691] ocfs2_start_trans+0x35c/0x6b0 [ 45.000415][ T6691] ocfs2_mknod+0xc50/0x1cf0 [ 45.001299][ T6691] ocfs2_create+0x190/0x474 [ 45.002066][ T6691] path_openat+0x12d8/0x2c40 [ 45.002898][ T6691] do_filp_open+0x18c/0x36c [ 45.003706][ T6691] do_sys_openat2+0x11c/0x1b4 [ 45.004638][ T6691] __arm64_sys_openat+0x120/0x158 [ 45.005546][ T6691] invoke_syscall+0x98/0x254 [ 45.006279][ T6691] el0_svc_common+0x130/0x23c [ 45.007129][ T6691] do_el0_svc+0x48/0x58 [ 45.007853][ T6691] el0_svc+0x5c/0x254 [ 45.008532][ T6691] el0t_64_sync_handler+0x84/0x12c [ 45.009408][ T6691] el0t_64_sync+0x198/0x19c [ 45.010192][ T6691] [ 45.010192][ T6691] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 45.011313][ T6691] ocfs2_start_trans+0x1f4/0x6b0 [ 45.012105][ T6691] ocfs2_mknod+0xc50/0x1cf0 [ 45.012826][ T6691] ocfs2_create+0x190/0x474 [ 45.013501][ T6691] path_openat+0x12d8/0x2c40 [ 45.014315][ T6691] do_filp_open+0x18c/0x36c [ 45.015088][ T6691] do_sys_openat2+0x11c/0x1b4 [ 45.015890][ T6691] __arm64_sys_openat+0x120/0x158 [ 45.016729][ T6691] invoke_syscall+0x98/0x254 [ 45.017490][ T6691] el0_svc_common+0x130/0x23c [ 45.018292][ T6691] do_el0_svc+0x48/0x58 [ 45.019058][ T6691] el0_svc+0x5c/0x254 [ 45.019759][ T6691] el0t_64_sync_handler+0x84/0x12c [ 45.020579][ T6691] el0t_64_sync+0x198/0x19c [ 45.021291][ T6691] [ 45.021291][ T6691] -> #0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 45.022881][ T6691] __lock_acquire+0x1774/0x30a4 [ 45.023656][ T6691] lock_acquire+0x14c/0x2e0 [ 45.024516][ T6691] down_write+0x50/0xc0 [ 45.025228][ T6691] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 45.026310][ T6691] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 45.027408][ T6691] ocfs2_lock_allocators+0x27c/0x518 [ 45.028365][ T6691] ocfs2_write_begin_nolock+0x1ef4/0x3864 [ 45.029463][ T6691] ocfs2_write_begin+0x1b4/0x30c [ 45.030341][ T6691] generic_perform_write+0x244/0x7bc [ 45.031326][ T6691] __generic_file_write_iter+0xfc/0x204 [ 45.032379][ T6691] ocfs2_file_write_iter+0x1328/0x1b84 [ 45.033364][ T6691] do_iter_readv_writev+0x4c0/0x724 [ 45.034238][ T6691] vfs_writev+0x29c/0x7cc [ 45.034990][ T6691] do_writev+0x128/0x290 [ 45.035779][ T6691] __arm64_sys_writev+0x80/0x94 [ 45.036637][ T6691] invoke_syscall+0x98/0x254 [ 45.037372][ T6691] el0_svc_common+0x130/0x23c [ 45.038194][ T6691] do_el0_svc+0x48/0x58 [ 45.038902][ T6691] el0_svc+0x5c/0x254 [ 45.039539][ T6691] el0t_64_sync_handler+0x84/0x12c [ 45.040349][ T6691] el0t_64_sync+0x198/0x19c [ 45.041190][ T6691] [ 45.041190][ T6691] other info that might help us debug this: [ 45.041190][ T6691] [ 45.042882][ T6691] Chain exists of: [ 45.042882][ T6691] &ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE] --> &oi->ip_xattr_sem --> &oi->ip_alloc_sem [ 45.042882][ T6691] [ 45.045664][ T6691] Possible unsafe locking scenario: [ 45.045664][ T6691] [ 45.046906][ T6691] CPU0 CPU1 [ 45.047727][ T6691] ---- ---- [ 45.048565][ T6691] lock(&oi->ip_alloc_sem); [ 45.049237][ T6691] lock(&oi->ip_xattr_sem); [ 45.050329][ T6691] lock(&oi->ip_alloc_sem); [ 45.051364][ T6691] lock(&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]); [ 45.052454][ T6691] [ 45.052454][ T6691] *** DEADLOCK *** [ 45.052454][ T6691] [ 45.053587][ T6691] 3 locks held by syz.0.17/6691: [ 45.054290][ T6691] #0: ffff0000d7a40428 (sb_writers#11){.+.+}-{0:0}, at: vfs_writev+0x21c/0x7cc [ 45.055765][ T6691] #1: ffff0000f2d7d100 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: ocfs2_file_write_iter+0x3a0/0x1b84 [ 45.057754][ T6691] #2: ffff0000f2d7cda0 (&oi->ip_alloc_sem){++++}-{4:4}, at: ocfs2_write_begin+0x190/0x30c [ 45.059313][ T6691] [ 45.059313][ T6691] stack backtrace: [ 45.060204][ T6691] CPU: 0 UID: 0 PID: 6691 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 45.061631][ T6691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 45.063288][ T6691] Call trace: [ 45.063768][ T6691] show_stack+0x2c/0x3c (C) [ 45.064437][ T6691] __dump_stack+0x30/0x40 [ 45.065058][ T6691] dump_stack_lvl+0xd8/0x12c [ 45.065819][ T6691] dump_stack+0x1c/0x28 [ 45.066564][ T6691] print_circular_bug+0x324/0x32c [ 45.067371][ T6691] check_noncircular+0x154/0x174 [ 45.068180][ T6691] __lock_acquire+0x1774/0x30a4 [ 45.069014][ T6691] lock_acquire+0x14c/0x2e0 [ 45.069801][ T6691] down_write+0x50/0xc0 [ 45.070454][ T6691] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 45.071456][ T6691] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 45.072501][ T6691] ocfs2_lock_allocators+0x27c/0x518 [ 45.073427][ T6691] ocfs2_write_begin_nolock+0x1ef4/0x3864 [ 45.074390][ T6691] ocfs2_write_begin+0x1b4/0x30c [ 45.075286][ T6691] generic_perform_write+0x244/0x7bc [ 45.076189][ T6691] __generic_file_write_iter+0xfc/0x204 [ 45.077044][ T6691] ocfs2_file_write_iter+0x1328/0x1b84 [ 45.078071][ T6691] do_iter_readv_writev+0x4c0/0x724 [ 45.078923][ T6691] vfs_writev+0x29c/0x7cc [ 45.079633][ T6691] do_writev+0x128/0x290 [ 45.080335][ T6691] __arm64_sys_writev+0x80/0x94 [ 45.081164][ T6691] invoke_syscall+0x98/0x254 [ 45.081963][ T6691] el0_svc_common+0x130/0x23c [ 45.082702][ T6691] do_el0_svc+0x48/0x58 [ 45.083382][ T6691] el0_svc+0x5c/0x254 [ 45.084067][ T6691] el0t_64_sync_handler+0x84/0x12c [ 45.084874][ T6691] el0t_64_sync+0x198/0x19c [ 45.107416][ T6644] ocfs2: Unmounting device (7,0) on (node local)