Warning: Permanently added '10.128.1.255' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 33.234954][ T6557] cgroup: Unknown subsys name 'net' [ 33.355974][ T6557] cgroup: Unknown subsys name 'cpuset' [ 33.357881][ T6557] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.555556][ T6557] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 39.996236][ T6565] 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. [ 40.653222][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.655322][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.656168][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.657287][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.657496][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.826696][ T42] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.826728][ T42] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 40.837674][ T580] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 40.837701][ T580] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 41.430092][ T6640] chnl_net:caif_netlink_parms(): no params data found [ 41.451475][ T6640] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.451865][ T6640] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.451934][ T6640] bridge_slave_0: entered allmulticast mode [ 41.452390][ T6640] bridge_slave_0: entered promiscuous mode [ 41.453428][ T6640] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.453553][ T6640] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.453602][ T6640] bridge_slave_1: entered allmulticast mode [ 41.453995][ T6640] bridge_slave_1: entered promiscuous mode [ 41.465609][ T6640] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 41.466458][ T6640] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 41.472924][ T6640] team0: Port device team_slave_0 added [ 41.474011][ T6640] team0: Port device team_slave_1 added [ 41.509975][ T6640] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 41.511245][ T6640] 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. [ 41.511655][ T6640] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 41.512603][ T6640] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 41.512611][ T6640] 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. [ 41.512625][ T6640] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 41.532403][ T6640] hsr_slave_0: entered promiscuous mode [ 41.532736][ T6640] hsr_slave_1: entered promiscuous mode [ 41.655520][ T6640] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 41.661045][ T6640] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 41.663571][ T6640] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 41.665970][ T6640] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 41.688333][ T6640] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.694632][ T6640] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.696256][ T580] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.696305][ T580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.701749][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.701796][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.711305][ T6640] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 41.711338][ T6640] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.782433][ T6640] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.793197][ T6640] veth0_vlan: entered promiscuous mode [ 41.798401][ T6640] veth1_vlan: entered promiscuous mode [ 41.809622][ T6640] veth0_macvtap: entered promiscuous mode [ 41.810582][ T6640] veth1_macvtap: entered promiscuous mode [ 41.817774][ T6640] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 41.818774][ T6640] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 41.820700][ T5545] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.820847][ T5545] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.820867][ T5545] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 41.820884][ T5545] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:42 executed programs: 0 [ 42.093725][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 42.095085][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 42.096732][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 42.098475][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 42.099988][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 42.148867][ T42] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.180015][ T42] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.199211][ T6664] chnl_net:caif_netlink_parms(): no params data found [ 42.223207][ T42] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.225589][ T6664] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.225641][ T6664] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.225700][ T6664] bridge_slave_0: entered allmulticast mode [ 42.226134][ T6664] bridge_slave_0: entered promiscuous mode [ 42.226793][ T6664] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.226813][ T6664] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.226854][ T6664] bridge_slave_1: entered allmulticast mode [ 42.227223][ T6664] bridge_slave_1: entered promiscuous mode [ 42.239172][ T6664] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.239973][ T6664] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.246312][ T6664] team0: Port device team_slave_0 added [ 42.246964][ T6664] team0: Port device team_slave_1 added [ 42.253297][ T6664] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.253327][ T6664] 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. [ 42.253342][ T6664] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.263757][ T42] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.265800][ T6664] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.265827][ T6664] 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. [ 42.265847][ T6664] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.277795][ T6664] hsr_slave_0: entered promiscuous mode [ 42.279409][ T6664] hsr_slave_1: entered promiscuous mode [ 42.280650][ T6664] debugfs: 'hsr0' already exists in 'hsr' [ 42.281724][ T6664] Cannot create hsr debugfs directory [ 44.173886][ T6145] Bluetooth: hci0: command tx timeout [ 45.513839][ T42] bridge_slave_1: left allmulticast mode [ 45.513881][ T42] bridge_slave_1: left promiscuous mode [ 45.514213][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.519362][ T42] bridge_slave_0: left allmulticast mode [ 45.520491][ T42] bridge_slave_0: left promiscuous mode [ 45.520586][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.666010][ T42] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 45.715170][ T42] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 45.724728][ T42] bond0 (unregistering): Released all slaves [ 45.836320][ T42] hsr_slave_0: left promiscuous mode [ 45.837663][ T42] hsr_slave_1: left promiscuous mode [ 45.839079][ T42] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 45.840444][ T42] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 45.842668][ T42] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 45.842891][ T42] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 45.848927][ T42] veth1_macvtap: left promiscuous mode [ 45.848982][ T42] veth0_macvtap: left promiscuous mode [ 45.849031][ T42] veth1_vlan: left promiscuous mode [ 45.849257][ T42] veth0_vlan: left promiscuous mode [ 45.965453][ T42] team0 (unregistering): Port device team_slave_1 removed [ 45.971368][ T42] team0 (unregistering): Port device team_slave_0 removed [ 46.253801][ T6145] Bluetooth: hci0: command tx timeout [ 46.277730][ T6664] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.281297][ T6664] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.284261][ T6664] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.286463][ T6664] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.312006][ T6664] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.321222][ T6664] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.327375][ T5545] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.327427][ T5545] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.327976][ T5545] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.327991][ T5545] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.390545][ T6664] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.402553][ T6664] veth0_vlan: entered promiscuous mode [ 46.404450][ T6664] veth1_vlan: entered promiscuous mode [ 46.409963][ T6664] veth0_macvtap: entered promiscuous mode [ 46.411102][ T6664] veth1_macvtap: entered promiscuous mode [ 46.414817][ T6664] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.415696][ T6664] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.421914][ T41] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.421964][ T41] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.421999][ T41] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.422018][ T41] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.438487][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.440622][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.462427][ T5545] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.462454][ T5545] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.561709][ T6729] loop0: detected capacity change from 0 to 32768 [ 46.562306][ T6729] ======================================================= [ 46.562306][ T6729] WARNING: The mand mount option has been deprecated and [ 46.562306][ T6729] and is ignored by this kernel. Remove the mand [ 46.562306][ T6729] option from the mount to silence this warning. [ 46.562306][ T6729] ======================================================= [ 46.576267][ T6729] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 46.585420][ T6729] overlayfs: upper fs does not support tmpfile. [ ** replaying previous printk message ** [ 46.586500][ T6729] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 46.586618][ T6729] [ 46.588641][ T6729] ====================================================== [ 46.589722][ T6729] WARNING: possible circular locking dependency detected [ 46.590709][ T6729] syzkaller #0 Not tainted [ 46.591339][ T6729] ------------------------------------------------------ [ 46.592325][ T6729] syz.0.17/6729 is trying to acquire lock: [ 46.593149][ T6729] ffff0000f594a640 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 46.595163][ T6729] [ 46.595163][ T6729] but task is already holding lock: [ 46.596248][ T6729] ffff0000f594dc78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 46.597576][ T6729] [ 46.597576][ T6729] which lock already depends on the new lock. [ 46.597576][ T6729] [ 46.599107][ T6729] [ 46.599107][ T6729] the existing dependency chain (in reverse order) is: [ 46.600416][ T6729] [ 46.600416][ T6729] -> #4 (&oi->ip_xattr_sem){+.+.}-{4:4}: [ 46.601560][ T6729] down_write+0x50/0xc0 [ 46.602200][ T6729] ocfs2_xattr_set_handle+0x2a8/0x5e4 [ 46.603048][ T6729] ocfs2_init_security_set+0xb4/0xd8 [ 46.603902][ T6729] ocfs2_mknod+0x106c/0x1cf0 [ 46.604643][ T6729] ocfs2_mkdir+0x190/0x474 [ 46.605359][ T6729] vfs_mkdir+0x284/0x424 [ 46.606062][ T6729] do_mkdirat+0x1f8/0x4c8 [ 46.606763][ T6729] __arm64_sys_mkdirat+0x8c/0xa4 [ 46.607582][ T6729] invoke_syscall+0x98/0x254 [ 46.608279][ T6729] el0_svc_common+0xe8/0x23c [ 46.608984][ T6729] do_el0_svc+0x48/0x58 [ 46.609780][ T6729] el0_svc+0x5c/0x254 [ 46.610518][ T6729] el0t_64_sync_handler+0x84/0x12c [ 46.611376][ T6729] el0t_64_sync+0x198/0x19c [ 46.612146][ T6729] [ 46.612146][ T6729] -> #3 (jbd2_handle){++++}-{0:0}: [ 46.613213][ T6729] start_this_handle+0xe74/0x10dc [ 46.614093][ T6729] jbd2__journal_start+0x288/0x51c [ 46.614914][ T6729] jbd2_journal_start+0x3c/0x4c [ 46.615678][ T6729] ocfs2_start_trans+0x368/0x6b0 [ 46.616467][ T6729] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 46.617413][ T6729] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 46.618545][ T6729] ocfs2_mknod+0xbd8/0x1cf0 [ 46.619344][ T6729] ocfs2_mkdir+0x190/0x474 [ 46.620136][ T6729] vfs_mkdir+0x284/0x424 [ 46.620920][ T6729] do_mkdirat+0x1f8/0x4c8 [ 46.621699][ T6729] __arm64_sys_mkdirat+0x8c/0xa4 [ 46.622559][ T6729] invoke_syscall+0x98/0x254 [ 46.623381][ T6729] el0_svc_common+0xe8/0x23c [ 46.624189][ T6729] do_el0_svc+0x48/0x58 [ 46.624971][ T6729] el0_svc+0x5c/0x254 [ 46.625673][ T6729] el0t_64_sync_handler+0x84/0x12c [ 46.626467][ T6729] el0t_64_sync+0x198/0x19c [ 46.627234][ T6729] [ 46.627234][ T6729] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 46.628458][ T6729] down_read+0x58/0x2f8 [ 46.629141][ T6729] ocfs2_start_trans+0x35c/0x6b0 [ 46.629916][ T6729] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 46.630820][ T6729] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 46.631861][ T6729] ocfs2_mknod+0xbd8/0x1cf0 [ 46.632628][ T6729] ocfs2_mkdir+0x190/0x474 [ 46.633395][ T6729] vfs_mkdir+0x284/0x424 [ 46.634118][ T6729] do_mkdirat+0x1f8/0x4c8 [ 46.634827][ T6729] __arm64_sys_mkdirat+0x8c/0xa4 [ 46.635603][ T6729] invoke_syscall+0x98/0x254 [ 46.636303][ T6729] el0_svc_common+0xe8/0x23c [ 46.637035][ T6729] do_el0_svc+0x48/0x58 [ 46.637715][ T6729] el0_svc+0x5c/0x254 [ 46.638332][ T6729] el0t_64_sync_handler+0x84/0x12c [ 46.639166][ T6729] el0t_64_sync+0x198/0x19c [ 46.639947][ T6729] [ 46.639947][ T6729] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 46.641057][ T6729] ocfs2_start_trans+0x1f4/0x6b0 [ 46.641867][ T6729] ocfs2_mknod+0xc50/0x1cf0 [ 46.642595][ T6729] ocfs2_mkdir+0x190/0x474 [ 46.643313][ T6729] vfs_mkdir+0x284/0x424 [ 46.643967][ T6729] do_mkdirat+0x1f8/0x4c8 [ 46.644645][ T6729] __arm64_sys_mkdirat+0x8c/0xa4 [ 46.645399][ T6729] invoke_syscall+0x98/0x254 [ 46.646148][ T6729] el0_svc_common+0xe8/0x23c [ 46.646880][ T6729] do_el0_svc+0x48/0x58 [ 46.647549][ T6729] el0_svc+0x5c/0x254 [ 46.648184][ T6729] el0t_64_sync_handler+0x84/0x12c [ 46.648940][ T6729] el0t_64_sync+0x198/0x19c [ 46.649686][ T6729] [ 46.649686][ T6729] -> #0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 46.651185][ T6729] __lock_acquire+0x1774/0x30a4 [ 46.651991][ T6729] lock_acquire+0x14c/0x2e0 [ 46.652699][ T6729] down_write+0x50/0xc0 [ 46.653443][ T6729] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 46.654407][ T6729] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 46.655557][ T6729] ocfs2_reserve_clusters+0x3c/0x50 [ 46.656430][ T6729] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 46.657344][ T6729] ocfs2_xattr_set+0x920/0xe9c [ 46.658115][ T6729] ocfs2_xattr_trusted_set+0x4c/0x64 [ 46.659035][ T6729] __vfs_setxattr+0x3d8/0x400 [ 46.659909][ T6729] __vfs_setxattr_noperm+0x120/0x5c4 [ 46.660765][ T6729] __vfs_setxattr_locked+0x1ec/0x218 [ 46.661695][ T6729] vfs_setxattr+0x158/0x2ac [ 46.662387][ T6729] ovl_get_workdir+0x9d4/0x1270 [ 46.663211][ T6729] ovl_fill_super+0x10d8/0x3118 [ 46.664014][ T6729] get_tree_nodev+0xb4/0x144 [ 46.664760][ T6729] ovl_get_tree+0x28/0x38 [ 46.665472][ T6729] vfs_get_tree+0x90/0x28c [ 46.666227][ T6729] do_new_mount+0x284/0x944 [ 46.667019][ T6729] path_mount+0x5b4/0xdfc [ 46.667742][ T6729] __arm64_sys_mount+0x3e8/0x468 [ 46.668570][ T6729] invoke_syscall+0x98/0x254 [ 46.669268][ T6729] el0_svc_common+0xe8/0x23c [ 46.670021][ T6729] do_el0_svc+0x48/0x58 [ 46.670710][ T6729] el0_svc+0x5c/0x254 [ 46.671364][ T6729] el0t_64_sync_handler+0x84/0x12c [ 46.672149][ T6729] el0t_64_sync+0x198/0x19c [ 46.672800][ T6729] [ 46.672800][ T6729] other info that might help us debug this: [ 46.672800][ T6729] [ 46.674260][ T6729] Chain exists of: [ 46.674260][ T6729] &ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE] --> jbd2_handle --> &oi->ip_xattr_sem [ 46.674260][ T6729] [ 46.676708][ T6729] Possible unsafe locking scenario: [ 46.676708][ T6729] [ 46.677814][ T6729] CPU0 CPU1 [ 46.678583][ T6729] ---- ---- [ 46.679354][ T6729] lock(&oi->ip_xattr_sem); [ 46.680078][ T6729] lock(jbd2_handle); [ 46.681076][ T6729] lock(&oi->ip_xattr_sem); [ 46.682018][ T6729] lock(&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]); [ 46.683076][ T6729] [ 46.683076][ T6729] *** DEADLOCK *** [ 46.683076][ T6729] [ 46.684233][ T6729] 4 locks held by syz.0.17/6729: [ 46.684975][ T6729] #0: ffff0000d048e0e0 (&type->s_umount_key#54/1){+.+.}-{4:4}, at: alloc_super+0x168/0x7d4 [ 46.686507][ T6729] #1: ffff0000d5cfc420 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 46.687901][ T6729] #2: ffff0000f594df40 (&sb->s_type->i_mutex_key#22){++++}-{4:4}, at: vfs_setxattr+0x138/0x2ac [ 46.689467][ T6729] #3: ffff0000f594dc78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 46.690945][ T6729] [ 46.690945][ T6729] stack backtrace: [ 46.691823][ T6729] CPU: 1 UID: 0 PID: 6729 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 46.693028][ T6729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 46.694602][ T6729] Call trace: [ 46.695097][ T6729] show_stack+0x2c/0x3c (C) [ 46.695776][ T6729] __dump_stack+0x30/0x40 [ 46.696433][ T6729] dump_stack_lvl+0xd8/0x12c [ 46.697049][ T6729] dump_stack+0x1c/0x28 [ 46.697657][ T6729] print_circular_bug+0x324/0x32c [ 46.698445][ T6729] check_noncircular+0x154/0x174 [ 46.699202][ T6729] __lock_acquire+0x1774/0x30a4 [ 46.699917][ T6729] lock_acquire+0x14c/0x2e0 [ 46.700581][ T6729] down_write+0x50/0xc0 [ 46.701191][ T6729] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 46.702097][ T6729] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 46.703077][ T6729] ocfs2_reserve_clusters+0x3c/0x50 [ 46.703814][ T6729] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 46.704638][ T6729] ocfs2_xattr_set+0x920/0xe9c [ 46.705335][ T6729] ocfs2_xattr_trusted_set+0x4c/0x64 [ 46.706100][ T6729] __vfs_setxattr+0x3d8/0x400 [ 46.706705][ T6729] __vfs_setxattr_noperm+0x120/0x5c4 [ 46.707430][ T6729] __vfs_setxattr_locked+0x1ec/0x218 [ 46.708202][ T6729] vfs_setxattr+0x158/0x2ac [ 46.708806][ T6729] ovl_get_workdir+0x9d4/0x1270 [ 46.709466][ T6729] ovl_fill_super+0x10d8/0x3118 [ 46.710104][ T6729] get_tree_nodev+0xb4/0x144 [ 46.710723][ T6729] ovl_get_tree+0x28/0x38 [ 46.711403][ T6729] vfs_get_tree+0x90/0x28c [ 46.712160][ T6729] do_new_mount+0x284/0x944 [ 46.712880][ T6729] path_mount+0x5b4/0xdfc [ 46.713559][ T6729] __arm64_sys_mount+0x3e8/0x468 [ 46.714335][ T6729] invoke_syscall+0x98/0x254 [ 46.715050][ T6729] el0_svc_common+0xe8/0x23c [ 46.715779][ T6729] do_el0_svc+0x48/0x58 [ 46.716447][ T6729] el0_svc+0x5c/0x254 [ 46.717120][ T6729] el0t_64_sync_handler+0x84/0x12c [ 46.717927][ T6729] el0t_64_sync+0x198/0x19c [ 46.723176][ T6729] overlayfs: upper fs missing required features. SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 46.731705][ T6664] ocfs2: Unmounting device (7,0) on (node local)