Warning: Permanently added '10.128.1.67' (ED25519) to the list of known hosts. 1970/01/01 00:00:25 parsed 1 programs [ 26.851473][ T6534] cgroup: Unknown subsys name 'net' [ 26.991431][ T6534] cgroup: Unknown subsys name 'cpuset' [ 26.993515][ T6534] cgroup: Unknown subsys name 'rlimit' [ 27.148054][ T6534] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 34.932353][ T6541] 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. [ 35.289428][ T6560] chnl_net:caif_netlink_parms(): no params data found [ 35.311265][ T6560] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.311530][ T6560] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.311598][ T6560] bridge_slave_0: entered allmulticast mode [ 35.312065][ T6560] bridge_slave_0: entered promiscuous mode [ 35.313126][ T6560] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.313170][ T6560] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.313215][ T6560] bridge_slave_1: entered allmulticast mode [ 35.313595][ T6560] bridge_slave_1: entered promiscuous mode [ 35.370555][ T6560] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.371437][ T6560] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.378550][ T6560] team0: Port device team_slave_0 added [ 35.379272][ T6560] team0: Port device team_slave_1 added [ 35.386209][ T6560] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.386235][ T6560] 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. [ 35.386262][ T6560] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.387020][ T6560] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.387028][ T6560] 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. [ 35.387040][ T6560] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.407005][ T6560] hsr_slave_0: entered promiscuous mode [ 35.407332][ T6560] hsr_slave_1: entered promiscuous mode [ 35.460460][ T6560] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 35.463323][ T6560] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 35.465729][ T6560] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 35.467843][ T6560] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 35.477540][ T6560] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.477596][ T6560] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.477783][ T6560] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.477819][ T6560] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.492115][ T6560] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.495312][ T808] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.497160][ T808] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.509053][ T6560] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.512344][ T2112] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.512388][ T2112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.515439][ T2112] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.515476][ T2112] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.527900][ T6560] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 35.527935][ T6560] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 35.594988][ T6560] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.606324][ T6560] veth0_vlan: entered promiscuous mode [ 35.607937][ T6560] veth1_vlan: entered promiscuous mode [ 35.614334][ T6560] veth0_macvtap: entered promiscuous mode [ 35.615285][ T6560] veth1_macvtap: entered promiscuous mode [ 35.618930][ T6560] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.621642][ T6560] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.623550][ T348] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.625334][ T348] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.630909][ T348] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.633004][ T348] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.707458][ T6134] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.708067][ T6134] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.708229][ T6134] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.708509][ T6134] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.708701][ T6134] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.904251][ T808] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.954501][ T808] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.995634][ T808] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.051781][ T808] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.228702][ T348] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.228747][ T348] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.238312][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.240140][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:36 executed programs: 0 [ 36.644925][ T6134] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.646449][ T6134] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.646971][ T6134] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.647919][ T6134] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.648110][ T6134] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.698300][ T6636] chnl_net:caif_netlink_parms(): no params data found [ 36.717630][ T6636] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.717709][ T6636] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.717769][ T6636] bridge_slave_0: entered allmulticast mode [ 36.718374][ T6636] bridge_slave_0: entered promiscuous mode [ 36.719210][ T6636] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.719260][ T6636] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.719326][ T6636] bridge_slave_1: entered allmulticast mode [ 36.719879][ T6636] bridge_slave_1: entered promiscuous mode [ 36.732562][ T6636] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.733474][ T6636] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.741115][ T6636] team0: Port device team_slave_0 added [ 36.741874][ T6636] team0: Port device team_slave_1 added [ 36.748874][ T6636] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.748903][ T6636] 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. [ 36.748921][ T6636] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.749419][ T6636] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.749426][ T6636] 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. [ 36.749438][ T6636] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.768912][ T6636] hsr_slave_0: entered promiscuous mode [ 36.769246][ T6636] hsr_slave_1: entered promiscuous mode [ 36.769443][ T6636] debugfs: 'hsr0' already exists in 'hsr' [ 36.770142][ T6636] Cannot create hsr debugfs directory [ 38.670150][ T6134] Bluetooth: hci0: command tx timeout [ 39.484774][ T808] bridge_slave_1: left allmulticast mode [ 39.484819][ T808] bridge_slave_1: left promiscuous mode [ 39.485138][ T808] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.487886][ T808] bridge_slave_0: left allmulticast mode [ 39.487897][ T808] bridge_slave_0: left promiscuous mode [ 39.487965][ T808] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.633164][ T808] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 39.660801][ T808] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 39.680302][ T808] bond0 (unregistering): Released all slaves [ 39.785369][ T808] hsr_slave_0: left promiscuous mode [ 39.786678][ T808] hsr_slave_1: left promiscuous mode [ 39.788203][ T808] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 39.789754][ T808] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 39.793275][ T808] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 39.794532][ T808] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 39.803972][ T808] veth1_macvtap: left promiscuous mode [ 39.804033][ T808] veth0_macvtap: left promiscuous mode [ 39.804305][ T808] veth1_vlan: left promiscuous mode [ 39.804356][ T808] veth0_vlan: left promiscuous mode [ 39.914402][ T808] team0 (unregistering): Port device team_slave_1 removed [ 39.923602][ T808] team0 (unregistering): Port device team_slave_0 removed [ 40.144113][ T6636] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 40.145401][ T6636] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 40.147624][ T6636] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 40.150013][ T6636] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 40.171741][ T6636] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.175095][ T6636] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.176812][ T5531] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.176851][ T5531] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.178492][ T5531] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.178522][ T5531] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.229122][ T6636] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.246305][ T6636] veth0_vlan: entered promiscuous mode [ 40.252154][ T6636] veth1_vlan: entered promiscuous mode [ 40.260082][ T6636] veth0_macvtap: entered promiscuous mode [ 40.263408][ T6636] veth1_macvtap: entered promiscuous mode [ 40.267135][ T6636] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.268027][ T6636] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.271396][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.271443][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.271472][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.271490][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.307860][ T5531] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.307893][ T5531] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.317145][ T5448] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.317183][ T5448] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.749856][ T6134] Bluetooth: hci0: command tx timeout [ 40.909095][ T6688] loop0: detected capacity change from 0 to 262144 [ 40.930396][ T6688] JBD2: Ignoring recovery information on journal [ 40.938834][ T6688] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 40.943439][ T6688] [ 40.943862][ T6688] ====================================================== [ 40.944876][ T6688] WARNING: possible circular locking dependency detected [ 40.945850][ T6688] syzkaller #0 Not tainted [ 40.946499][ T6688] ------------------------------------------------------ [ 40.947487][ T6688] syz.0.17/6688 is trying to acquire lock: [ 40.948320][ T6688] ffff0000ea8442c0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 40.950273][ T6688] [ 40.950273][ T6688] but task is already holding lock: [ 40.951372][ T6688] ffff0000ea846a20 (&oi->ip_alloc_sem){++++}-{4:4}, at: ocfs2_write_begin+0x190/0x30c [ 40.952753][ T6688] [ 40.952753][ T6688] which lock already depends on the new lock. [ 40.952753][ T6688] [ 40.954170][ T6688] [ 40.954170][ T6688] the existing dependency chain (in reverse order) is: [ 40.955446][ T6688] [ 40.955446][ T6688] -> #5 (&oi->ip_alloc_sem){++++}-{4:4}: [ 40.956716][ T6688] down_read+0x58/0x2f8 [ 40.957458][ T6688] ocfs2_xattr_ibody_find+0x100/0x668 [ 40.958411][ T6688] ocfs2_xattr_set_handle+0x2bc/0x5e4 [ 40.959357][ T6688] ocfs2_init_security_set+0xb4/0xd8 [ 40.960288][ T6688] ocfs2_mknod+0x106c/0x1cf0 [ 40.961073][ T6688] ocfs2_create+0x190/0x474 [ 40.961856][ T6688] path_openat+0x12d8/0x2c40 [ 40.962595][ T6688] do_filp_open+0x18c/0x36c [ 40.963257][ T6688] do_sys_openat2+0x11c/0x1b4 [ 40.963972][ T6688] __arm64_sys_openat+0x120/0x158 [ 40.964718][ T6688] invoke_syscall+0x98/0x254 [ 40.965364][ T6688] el0_svc_common+0x130/0x23c [ 40.966070][ T6688] do_el0_svc+0x48/0x58 [ 40.966697][ T6688] el0_svc+0x5c/0x254 [ 40.967293][ T6688] el0t_64_sync_handler+0x84/0x12c [ 40.968048][ T6688] el0t_64_sync+0x198/0x19c [ 40.968727][ T6688] [ 40.968727][ T6688] -> #4 (&oi->ip_xattr_sem){++++}-{4:4}: [ 40.969764][ T6688] down_read+0x58/0x2f8 [ 40.970436][ T6688] ocfs2_init_acl+0x258/0x5f0 [ 40.971215][ T6688] ocfs2_mknod+0x1028/0x1cf0 [ 40.971887][ T6688] ocfs2_create+0x190/0x474 [ 40.972547][ T6688] path_openat+0x12d8/0x2c40 [ 40.973243][ T6688] do_filp_open+0x18c/0x36c [ 40.973943][ T6688] do_sys_openat2+0x11c/0x1b4 [ 40.974678][ T6688] __arm64_sys_openat+0x120/0x158 [ 40.975513][ T6688] invoke_syscall+0x98/0x254 [ 40.976277][ T6688] el0_svc_common+0x130/0x23c [ 40.977023][ T6688] do_el0_svc+0x48/0x58 [ 40.977703][ T6688] el0_svc+0x5c/0x254 [ 40.978417][ T6688] el0t_64_sync_handler+0x84/0x12c [ 40.979361][ T6688] el0t_64_sync+0x198/0x19c [ 40.980226][ T6688] [ 40.980226][ T6688] -> #3 (jbd2_handle){++++}-{0:0}: [ 40.981451][ T6688] start_this_handle+0xe74/0x10dc [ 40.982326][ T6688] jbd2__journal_start+0x288/0x51c [ 40.983178][ T6688] jbd2_journal_start+0x3c/0x4c [ 40.984067][ T6688] ocfs2_start_trans+0x368/0x6b0 [ 40.984950][ T6688] ocfs2_mknod+0xc50/0x1cf0 [ 40.985828][ T6688] ocfs2_create+0x190/0x474 [ 40.986682][ T6688] path_openat+0x12d8/0x2c40 [ 40.987560][ T6688] do_filp_open+0x18c/0x36c [ 40.988336][ T6688] do_sys_openat2+0x11c/0x1b4 [ 40.989130][ T6688] __arm64_sys_openat+0x120/0x158 [ 40.989961][ T6688] invoke_syscall+0x98/0x254 [ 40.990735][ T6688] el0_svc_common+0x130/0x23c [ 40.991522][ T6688] do_el0_svc+0x48/0x58 [ 40.992230][ T6688] el0_svc+0x5c/0x254 [ 40.992904][ T6688] el0t_64_sync_handler+0x84/0x12c [ 40.993751][ T6688] el0t_64_sync+0x198/0x19c [ 40.994513][ T6688] [ 40.994513][ T6688] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 40.995811][ T6688] down_read+0x58/0x2f8 [ 40.996541][ T6688] ocfs2_start_trans+0x35c/0x6b0 [ 40.997373][ T6688] ocfs2_mknod+0xc50/0x1cf0 [ 40.998135][ T6688] ocfs2_create+0x190/0x474 [ 40.998880][ T6688] path_openat+0x12d8/0x2c40 [ 40.999633][ T6688] do_filp_open+0x18c/0x36c [ 41.000413][ T6688] do_sys_openat2+0x11c/0x1b4 [ 41.001219][ T6688] __arm64_sys_openat+0x120/0x158 [ 41.002208][ T6688] invoke_syscall+0x98/0x254 [ 41.003054][ T6688] el0_svc_common+0x130/0x23c [ 41.003880][ T6688] do_el0_svc+0x48/0x58 [ 41.004693][ T6688] el0_svc+0x5c/0x254 [ 41.005383][ T6688] el0t_64_sync_handler+0x84/0x12c [ 41.006222][ T6688] el0t_64_sync+0x198/0x19c [ 41.007044][ T6688] [ 41.007044][ T6688] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 41.008265][ T6688] ocfs2_start_trans+0x1f4/0x6b0 [ 41.009166][ T6688] ocfs2_mknod+0xc50/0x1cf0 [ 41.009929][ T6688] ocfs2_create+0x190/0x474 [ 41.010745][ T6688] path_openat+0x12d8/0x2c40 [ 41.011574][ T6688] do_filp_open+0x18c/0x36c [ 41.012398][ T6688] do_sys_openat2+0x11c/0x1b4 [ 41.013184][ T6688] __arm64_sys_openat+0x120/0x158 [ 41.013962][ T6688] invoke_syscall+0x98/0x254 [ 41.014818][ T6688] el0_svc_common+0x130/0x23c [ 41.015653][ T6688] do_el0_svc+0x48/0x58 [ 41.016394][ T6688] el0_svc+0x5c/0x254 [ 41.017092][ T6688] el0t_64_sync_handler+0x84/0x12c [ 41.018020][ T6688] el0t_64_sync+0x198/0x19c [ 41.018825][ T6688] [ 41.018825][ T6688] -> #0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 41.020476][ T6688] __lock_acquire+0x1774/0x30a4 [ 41.021297][ T6688] lock_acquire+0x14c/0x2e0 [ 41.022101][ T6688] down_write+0x50/0xc0 [ 41.022852][ T6688] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 41.023935][ T6688] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 41.024994][ T6688] ocfs2_lock_allocators+0x27c/0x518 [ 41.025885][ T6688] ocfs2_write_begin_nolock+0x1ef4/0x3864 [ 41.026828][ T6688] ocfs2_write_begin+0x1b4/0x30c [ 41.027632][ T6688] generic_perform_write+0x244/0x7bc [ 41.028500][ T6688] __generic_file_write_iter+0xfc/0x204 [ 41.029317][ T6688] ocfs2_file_write_iter+0x1328/0x1b84 [ 41.030155][ T6688] vfs_write+0x540/0xa3c [ 41.030828][ T6688] __arm64_sys_pwrite64+0x170/0x208 [ 41.031753][ T6688] invoke_syscall+0x98/0x254 [ 41.032582][ T6688] el0_svc_common+0x130/0x23c [ 41.033306][ T6688] do_el0_svc+0x48/0x58 [ 41.033971][ T6688] el0_svc+0x5c/0x254 [ 41.034620][ T6688] el0t_64_sync_handler+0x84/0x12c [ 41.035452][ T6688] el0t_64_sync+0x198/0x19c [ 41.036167][ T6688] [ 41.036167][ T6688] other info that might help us debug this: [ 41.036167][ T6688] [ 41.037786][ T6688] Chain exists of: [ 41.037786][ T6688] &ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE] --> &oi->ip_xattr_sem --> &oi->ip_alloc_sem [ 41.037786][ T6688] [ 41.040238][ T6688] Possible unsafe locking scenario: [ 41.040238][ T6688] [ 41.041475][ T6688] CPU0 CPU1 [ 41.042289][ T6688] ---- ---- [ 41.043082][ T6688] lock(&oi->ip_alloc_sem); [ 41.043768][ T6688] lock(&oi->ip_xattr_sem); [ 41.044803][ T6688] lock(&oi->ip_alloc_sem); [ 41.045860][ T6688] lock(&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]); [ 41.046944][ T6688] [ 41.046944][ T6688] *** DEADLOCK *** [ 41.046944][ T6688] [ 41.048133][ T6688] 3 locks held by syz.0.17/6688: [ 41.048867][ T6688] #0: ffff0000d5e40428 (sb_writers#11){.+.+}-{0:0}, at: vfs_write+0x24c/0xa3c [ 41.050205][ T6688] #1: ffff0000ea846d80 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: ocfs2_file_write_iter+0x3a0/0x1b84 [ 41.051883][ T6688] #2: ffff0000ea846a20 (&oi->ip_alloc_sem){++++}-{4:4}, at: ocfs2_write_begin+0x190/0x30c [ 41.053524][ T6688] [ 41.053524][ T6688] stack backtrace: [ 41.054448][ T6688] CPU: 1 UID: 0 PID: 6688 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 41.055779][ T6688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 41.057314][ T6688] Call trace: [ 41.057842][ T6688] show_stack+0x2c/0x3c (C) [ 41.058602][ T6688] __dump_stack+0x30/0x40 [ 41.059320][ T6688] dump_stack_lvl+0xd8/0x12c [ 41.060068][ T6688] dump_stack+0x1c/0x28 [ 41.060725][ T6688] print_circular_bug+0x324/0x32c [ 41.061535][ T6688] check_noncircular+0x154/0x174 [ 41.062341][ T6688] __lock_acquire+0x1774/0x30a4 [ 41.063109][ T6688] lock_acquire+0x14c/0x2e0 [ 41.063791][ T6688] down_write+0x50/0xc0 [ 41.064397][ T6688] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 41.065357][ T6688] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 41.066358][ T6688] ocfs2_lock_allocators+0x27c/0x518 [ 41.067194][ T6688] ocfs2_write_begin_nolock+0x1ef4/0x3864 [ 41.068088][ T6688] ocfs2_write_begin+0x1b4/0x30c [ 41.068865][ T6688] generic_perform_write+0x244/0x7bc [ 41.069650][ T6688] __generic_file_write_iter+0xfc/0x204 [ 41.070535][ T6688] ocfs2_file_write_iter+0x1328/0x1b84 [ 41.071482][ T6688] vfs_write+0x540/0xa3c [ 41.072179][ T6688] __arm64_sys_pwrite64+0x170/0x208 [ 41.072994][ T6688] invoke_syscall+0x98/0x254 [ 41.073688][ T6688] el0_svc_common+0x130/0x23c [ 41.074396][ T6688] do_el0_svc+0x48/0x58 [ 41.075114][ T6688] el0_svc+0x5c/0x254 [ 41.075809][ T6688] el0t_64_sync_handler+0x84/0x12c [ 41.076709][ T6688] el0t_64_sync+0x198/0x19c [ 41.094314][ T6636] ocfs2: Unmounting device (7,0) on (node local)