Warning: Permanently added '10.128.1.191' (ED25519) to the list of known hosts. 1970/01/01 00:00:27 parsed 1 programs [ 28.695909][ T6555] cgroup: Unknown subsys name 'net' [ 28.807075][ T6555] cgroup: Unknown subsys name 'cpuset' [ 28.809004][ T6555] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 28.982734][ T6555] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 34.687503][ T6562] 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. [ 35.302186][ T6600] chnl_net:caif_netlink_parms(): no params data found [ 35.333718][ T6600] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.334030][ T6600] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.334092][ T6600] bridge_slave_0: entered allmulticast mode [ 35.334603][ T6600] bridge_slave_0: entered promiscuous mode [ 35.335717][ T6600] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.335750][ T6600] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.335792][ T6600] bridge_slave_1: entered allmulticast mode [ 35.336178][ T6600] bridge_slave_1: entered promiscuous mode [ 35.345431][ T6600] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.346821][ T6600] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.353010][ T6600] team0: Port device team_slave_0 added [ 35.353700][ T6600] team0: Port device team_slave_1 added [ 35.360079][ T6600] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.360100][ T6600] 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 1532 would solve the problem. [ 35.360113][ T6600] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.361521][ T6600] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.361529][ T6600] 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 1532 would solve the problem. [ 35.361542][ T6600] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.380164][ T6600] hsr_slave_0: entered promiscuous mode [ 35.380480][ T6600] hsr_slave_1: entered promiscuous mode [ 35.496655][ T6600] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 35.499947][ T6600] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 35.502060][ T6600] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 35.504162][ T6600] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 35.514403][ T6600] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.514449][ T6600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.514674][ T6600] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.514704][ T6600] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.528716][ T6600] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.532246][ T5399] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.533995][ T5399] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.538630][ T6600] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.541056][ T1983] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.541102][ T1983] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.545805][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.545838][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.558648][ T6600] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 35.598181][ T6600] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.608084][ T6600] veth0_vlan: entered promiscuous mode [ 35.609696][ T6600] veth1_vlan: entered promiscuous mode [ 35.616482][ T6600] veth0_macvtap: entered promiscuous mode [ 35.617487][ T6600] veth1_macvtap: entered promiscuous mode [ 35.621323][ T6600] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.622404][ T6600] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.627195][ T1983] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.627394][ T1983] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.627422][ T1983] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.627439][ T1983] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.889646][ T1983] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.940531][ T1983] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.017484][ T6634] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.018108][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.018426][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.018731][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.018920][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.031443][ T1983] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.059950][ T1983] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 36.200314][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.202070][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.210880][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.210909][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:36 executed programs: 0 [ 36.526885][ T6634] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 36.528045][ T6634] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 36.528454][ T6634] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 36.528754][ T6634] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 36.528946][ T6634] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 36.579113][ T6662] chnl_net:caif_netlink_parms(): no params data found [ 36.599931][ T6662] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.600010][ T6662] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.600064][ T6662] bridge_slave_0: entered allmulticast mode [ 36.600479][ T6662] bridge_slave_0: entered promiscuous mode [ 36.601411][ T6662] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.601449][ T6662] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.601517][ T6662] bridge_slave_1: entered allmulticast mode [ 36.601899][ T6662] bridge_slave_1: entered promiscuous mode [ 36.613931][ T6662] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.615745][ T6662] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.622380][ T6662] team0: Port device team_slave_0 added [ 36.623591][ T6662] team0: Port device team_slave_1 added [ 36.630699][ T6662] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.630721][ T6662] 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 1532 would solve the problem. [ 36.630734][ T6662] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.631222][ T6662] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.631228][ T6662] 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 1532 would solve the problem. [ 36.631241][ T6662] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.651226][ T6662] hsr_slave_0: entered promiscuous mode [ 36.653026][ T6662] hsr_slave_1: entered promiscuous mode [ 36.654267][ T6662] debugfs: 'hsr0' already exists in 'hsr' [ 36.655283][ T6662] Cannot create hsr debugfs directory [ 38.574791][ T6634] Bluetooth: hci0: command tx timeout [ 39.169596][ T1983] bridge_slave_1: left allmulticast mode [ 39.169637][ T1983] bridge_slave_1: left promiscuous mode [ 39.169903][ T1983] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.175636][ T1983] bridge_slave_0: left allmulticast mode [ 39.176702][ T1983] bridge_slave_0: left promiscuous mode [ 39.177752][ T1983] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.278777][ T1983] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 39.306365][ T1983] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 39.335433][ T1983] bond0 (unregistering): Released all slaves [ 39.418445][ T1983] hsr_slave_0: left promiscuous mode [ 39.419723][ T1983] hsr_slave_1: left promiscuous mode [ 39.421322][ T1983] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 39.422702][ T1983] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 39.425914][ T1983] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 39.425939][ T1983] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 39.433199][ T1983] veth1_macvtap: left promiscuous mode [ 39.434212][ T1983] veth0_macvtap: left promiscuous mode [ 39.436917][ T1983] veth1_vlan: left promiscuous mode [ 39.436998][ T1983] veth0_vlan: left promiscuous mode [ 39.544139][ T1983] team0 (unregistering): Port device team_slave_1 removed [ 39.550623][ T1983] team0 (unregistering): Port device team_slave_0 removed [ 39.832067][ T6662] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.835742][ T6662] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.838073][ T6662] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.840716][ T6662] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.894130][ T6662] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.900289][ T6662] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.902692][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.902729][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.905463][ T41] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.905484][ T41] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.066640][ T6662] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 40.083921][ T6662] veth0_vlan: entered promiscuous mode [ 40.090281][ T6662] veth1_vlan: entered promiscuous mode [ 40.099866][ T6662] veth0_macvtap: entered promiscuous mode [ 40.102516][ T6662] veth1_macvtap: entered promiscuous mode [ 40.107086][ T6662] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.109346][ T6662] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.112427][ T243] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.112478][ T243] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.112499][ T243] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.112517][ T243] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.226765][ T5399] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.228165][ T5399] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.234792][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.236183][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.356098][ T6741] loop0: detected capacity change from 0 to 32768 [ 40.356733][ T6741] ======================================================= [ 40.356733][ T6741] WARNING: The mand mount option has been deprecated and [ 40.356733][ T6741] and is ignored by this kernel. Remove the mand [ 40.356733][ T6741] option from the mount to silence this warning. [ 40.356733][ T6741] ======================================================= [ 40.373044][ T6741] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 40.380421][ T6741] overlayfs: upper fs does not support tmpfile. [ 40.382827][ T6741] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 40.384148][ T6741] [ 40.384534][ T6741] ====================================================== [ 40.385541][ T6741] WARNING: possible circular locking dependency detected [ 40.386565][ T6741] syzkaller #0 Not tainted [ 40.387201][ T6741] ------------------------------------------------------ [ 40.388257][ T6741] syz.0.17/6741 is trying to acquire lock: [ 40.389076][ T6741] ffff0000f281a640 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 40.391099][ T6741] [ 40.391099][ T6741] but task is already holding lock: [ 40.392098][ T6741] ffff0000f281dc78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 40.393509][ T6741] [ 40.393509][ T6741] which lock already depends on the new lock. [ 40.393509][ T6741] [ 40.395064][ T6741] [ 40.395064][ T6741] the existing dependency chain (in reverse order) is: [ 40.396413][ T6741] [ 40.396413][ T6741] -> #4 (&oi->ip_xattr_sem){+.+.}-{4:4}: [ 40.397633][ T6741] down_write+0x50/0xc0 [ 40.398331][ T6741] ocfs2_xattr_set_handle+0x2a8/0x5e4 [ 40.399254][ T6741] ocfs2_init_security_set+0xb4/0xd8 [ 40.400160][ T6741] ocfs2_mknod+0x106c/0x1cf0 [ 40.400909][ T6741] ocfs2_mkdir+0x190/0x474 [ 40.401686][ T6741] vfs_mkdir+0x284/0x424 [ 40.402445][ T6741] do_mkdirat+0x1f8/0x4c8 [ 40.403196][ T6741] __arm64_sys_mkdirat+0x8c/0xa4 [ 40.403983][ T6741] invoke_syscall+0x98/0x254 [ 40.404707][ T6741] el0_svc_common+0xe8/0x23c [ 40.405411][ T6741] do_el0_svc+0x48/0x58 [ 40.406124][ T6741] el0_svc+0x5c/0x254 [ 40.406747][ T6741] el0t_64_sync_handler+0x84/0x12c [ 40.407646][ T6741] el0t_64_sync+0x198/0x19c [ 40.408384][ T6741] [ 40.408384][ T6741] -> #3 (jbd2_handle){++++}-{0:0}: [ 40.409474][ T6741] start_this_handle+0xe74/0x10dc [ 40.410327][ T6741] jbd2__journal_start+0x288/0x51c [ 40.411118][ T6741] jbd2_journal_start+0x3c/0x4c [ 40.411971][ T6741] ocfs2_start_trans+0x368/0x6b0 [ 40.412843][ T6741] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 40.413821][ T6741] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 40.414834][ T6741] ocfs2_mknod+0xbd8/0x1cf0 [ 40.415618][ T6741] ocfs2_mkdir+0x190/0x474 [ 40.416402][ T6741] vfs_mkdir+0x284/0x424 [ 40.417141][ T6741] do_mkdirat+0x1f8/0x4c8 [ 40.417896][ T6741] __arm64_sys_mkdirat+0x8c/0xa4 [ 40.418707][ T6741] invoke_syscall+0x98/0x254 [ 40.419564][ T6741] el0_svc_common+0xe8/0x23c [ 40.420352][ T6741] do_el0_svc+0x48/0x58 [ 40.421098][ T6741] el0_svc+0x5c/0x254 [ 40.421798][ T6741] el0t_64_sync_handler+0x84/0x12c [ 40.422666][ T6741] el0t_64_sync+0x198/0x19c [ 40.423370][ T6741] [ 40.423370][ T6741] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 40.424619][ T6741] down_read+0x58/0x2f8 [ 40.425241][ T6741] ocfs2_start_trans+0x35c/0x6b0 [ 40.425943][ T6741] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 40.426770][ T6741] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 40.427824][ T6741] ocfs2_mknod+0xbd8/0x1cf0 [ 40.428642][ T6741] ocfs2_mkdir+0x190/0x474 [ 40.429387][ T6741] vfs_mkdir+0x284/0x424 [ 40.430086][ T6741] do_mkdirat+0x1f8/0x4c8 [ 40.430801][ T6741] __arm64_sys_mkdirat+0x8c/0xa4 [ 40.431554][ T6741] invoke_syscall+0x98/0x254 [ 40.432313][ T6741] el0_svc_common+0xe8/0x23c [ 40.433047][ T6741] do_el0_svc+0x48/0x58 [ 40.433692][ T6741] el0_svc+0x5c/0x254 [ 40.434297][ T6741] el0t_64_sync_handler+0x84/0x12c [ 40.435097][ T6741] el0t_64_sync+0x198/0x19c [ 40.435834][ T6741] [ 40.435834][ T6741] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 40.436923][ T6741] ocfs2_start_trans+0x1f4/0x6b0 [ 40.437842][ T6741] ocfs2_mknod+0xc50/0x1cf0 [ 40.438652][ T6741] ocfs2_mkdir+0x190/0x474 [ 40.439471][ T6741] vfs_mkdir+0x284/0x424 [ 40.440208][ T6741] do_mkdirat+0x1f8/0x4c8 [ 40.440956][ T6741] __arm64_sys_mkdirat+0x8c/0xa4 [ 40.441829][ T6741] invoke_syscall+0x98/0x254 [ 40.442568][ T6741] el0_svc_common+0xe8/0x23c [ 40.443313][ T6741] do_el0_svc+0x48/0x58 [ 40.443954][ T6741] el0_svc+0x5c/0x254 [ 40.444594][ T6741] el0t_64_sync_handler+0x84/0x12c [ 40.445430][ T6741] el0t_64_sync+0x198/0x19c [ 40.446177][ T6741] [ 40.446177][ T6741] -> #0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 40.447681][ T6741] __lock_acquire+0x1774/0x30a4 [ 40.448419][ T6741] lock_acquire+0x14c/0x2e0 [ 40.449156][ T6741] down_write+0x50/0xc0 [ 40.449814][ T6741] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 40.450810][ T6741] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 40.451831][ T6741] ocfs2_reserve_clusters+0x3c/0x50 [ 40.452765][ T6741] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 40.453646][ T6741] ocfs2_xattr_set+0x920/0xe9c [ 40.454454][ T6741] ocfs2_xattr_trusted_set+0x4c/0x64 [ 40.455303][ T6741] __vfs_setxattr+0x3d8/0x400 [ 40.456068][ T6741] __vfs_setxattr_noperm+0x120/0x5c4 [ 40.456929][ T6741] __vfs_setxattr_locked+0x1ec/0x218 [ 40.457835][ T6741] vfs_setxattr+0x158/0x2ac [ 40.458584][ T6741] ovl_get_workdir+0x9d4/0x1270 [ 40.459387][ T6741] ovl_fill_super+0x10d8/0x3118 [ 40.460184][ T6741] get_tree_nodev+0xb4/0x144 [ 40.460960][ T6741] ovl_get_tree+0x28/0x38 [ 40.461652][ T6741] vfs_get_tree+0x90/0x28c [ 40.462380][ T6741] do_new_mount+0x284/0x944 [ 40.463163][ T6741] path_mount+0x5b4/0xdfc [ 40.463899][ T6741] __arm64_sys_mount+0x3e8/0x468 [ 40.464720][ T6741] invoke_syscall+0x98/0x254 [ 40.465515][ T6741] el0_svc_common+0xe8/0x23c [ 40.466216][ T6741] do_el0_svc+0x48/0x58 [ 40.466850][ T6741] el0_svc+0x5c/0x254 [ 40.467502][ T6741] el0t_64_sync_handler+0x84/0x12c [ 40.468352][ T6741] el0t_64_sync+0x198/0x19c [ 40.469078][ T6741] [ 40.469078][ T6741] other info that might help us debug this: [ 40.469078][ T6741] [ 40.470589][ T6741] Chain exists of: [ 40.470589][ T6741] &ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE] --> jbd2_handle --> &oi->ip_xattr_sem [ 40.470589][ T6741] [ 40.472965][ T6741] Possible unsafe locking scenario: [ 40.472965][ T6741] [ 40.474021][ T6741] CPU0 CPU1 [ 40.474719][ T6741] ---- ---- [ 40.475504][ T6741] lock(&oi->ip_xattr_sem); [ 40.476211][ T6741] lock(jbd2_handle); [ 40.477241][ T6741] lock(&oi->ip_xattr_sem); [ 40.478315][ T6741] lock(&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]); [ 40.479312][ T6741] [ 40.479312][ T6741] *** DEADLOCK *** [ 40.479312][ T6741] [ 40.480521][ T6741] 4 locks held by syz.0.17/6741: [ 40.481240][ T6741] #0: ffff0000c83640e0 (&type->s_umount_key#54/1){+.+.}-{4:4}, at: alloc_super+0x168/0x7d4 [ 40.482837][ T6741] #1: ffff0000cafa8420 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 40.484258][ T6741] #2: ffff0000f281df40 (&sb->s_type->i_mutex_key#22){++++}-{4:4}, at: vfs_setxattr+0x138/0x2ac [ 40.485775][ T6741] #3: ffff0000f281dc78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 40.487214][ T6741] [ 40.487214][ T6741] stack backtrace: [ 40.488042][ T6741] CPU: 0 UID: 0 PID: 6741 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 40.489299][ T6741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 40.490761][ T6741] Call trace: [ 40.491177][ T6741] show_stack+0x2c/0x3c (C) [ 40.491864][ T6741] __dump_stack+0x30/0x40 [ 40.492485][ T6741] dump_stack_lvl+0xd8/0x12c [ 40.493170][ T6741] dump_stack+0x1c/0x28 [ 40.493779][ T6741] print_circular_bug+0x324/0x32c [ 40.494587][ T6741] check_noncircular+0x154/0x174 [ 40.495356][ T6741] __lock_acquire+0x1774/0x30a4 [ 40.496044][ T6741] lock_acquire+0x14c/0x2e0 [ 40.496712][ T6741] down_write+0x50/0xc0 [ 40.497342][ T6741] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 40.498156][ T6741] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 40.499059][ T6741] ocfs2_reserve_clusters+0x3c/0x50 [ 40.499830][ T6741] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 40.500636][ T6741] ocfs2_xattr_set+0x920/0xe9c [ 40.501301][ T6741] ocfs2_xattr_trusted_set+0x4c/0x64 [ 40.502058][ T6741] __vfs_setxattr+0x3d8/0x400 [ 40.502693][ T6741] __vfs_setxattr_noperm+0x120/0x5c4 [ 40.503494][ T6741] __vfs_setxattr_locked+0x1ec/0x218 [ 40.504291][ T6741] vfs_setxattr+0x158/0x2ac [ 40.504917][ T6741] ovl_get_workdir+0x9d4/0x1270 [ 40.505646][ T6741] ovl_fill_super+0x10d8/0x3118 [ 40.506393][ T6741] get_tree_nodev+0xb4/0x144 [ 40.507073][ T6741] ovl_get_tree+0x28/0x38 [ 40.507675][ T6741] vfs_get_tree+0x90/0x28c [ 40.508307][ T6741] do_new_mount+0x284/0x944 [ 40.508944][ T6741] path_mount+0x5b4/0xdfc [ 40.509521][ T6741] __arm64_sys_mount+0x3e8/0x468 [ 40.510226][ T6741] invoke_syscall+0x98/0x254 [ 40.510837][ T6741] el0_svc_common+0xe8/0x23c [ 40.511457][ T6741] do_el0_svc+0x48/0x58 [ 40.512029][ T6741] el0_svc+0x5c/0x254 [ 40.512550][ T6741] el0t_64_sync_handler+0x84/0x12c [ 40.513228][ T6741] el0t_64_sync+0x198/0x19c [ 40.514356][ T6741] overlayfs: upper fs missing required features. [ 40.526365][ T6662] ocfs2: Unmounting device (7,0) on (node local)