Warning: Permanently added '10.128.0.77' (ED25519) to the list of known hosts. 1970/01/01 00:00:27 parsed 1 programs [ 28.661950][ T6556] cgroup: Unknown subsys name 'net' [ 28.782882][ T6556] cgroup: Unknown subsys name 'cpuset' [ 28.784813][ T6556] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 28.995836][ T6556] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 33.653187][ 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. [ 34.227681][ T6602] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 34.229324][ T6602] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 34.231354][ T6602] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 34.233339][ T6602] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 34.235045][ T6602] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 34.568094][ T642] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.569605][ T642] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.577027][ T227] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 34.578398][ T227] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 34.882786][ T6631] chnl_net:caif_netlink_parms(): no params data found [ 34.946784][ T6631] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.947182][ T6631] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.947255][ T6631] bridge_slave_0: entered allmulticast mode [ 34.947695][ T6631] bridge_slave_0: entered promiscuous mode [ 34.948822][ T6631] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.948838][ T6631] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.948879][ T6631] bridge_slave_1: entered allmulticast mode [ 34.949259][ T6631] bridge_slave_1: entered promiscuous mode [ 34.960044][ T6631] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.961650][ T6631] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.969222][ T6631] team0: Port device team_slave_0 added [ 34.969907][ T6631] team0: Port device team_slave_1 added [ 34.980716][ T6631] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.982028][ T6631] 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. [ 34.986334][ T6631] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.987974][ T6631] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.988807][ T6631] 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. [ 34.988828][ T6631] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.999767][ T6631] hsr_slave_0: entered promiscuous mode [ 35.000094][ T6631] hsr_slave_1: entered promiscuous mode [ 35.042458][ T6631] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 35.045010][ T6631] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 35.047369][ T6631] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 35.049509][ T6631] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 35.124085][ T6631] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.124132][ T6631] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.124300][ T6631] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.124323][ T6631] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.138569][ T6631] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.142510][ T642] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.143820][ T642] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.148047][ T6631] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.150391][ T227] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.150438][ T227] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.193813][ T227] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.193861][ T227] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.274628][ T6631] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.284110][ T6631] veth0_vlan: entered promiscuous mode [ 35.285655][ T6631] veth1_vlan: entered promiscuous mode [ 35.292161][ T6631] veth0_macvtap: entered promiscuous mode [ 35.293101][ T6631] veth1_macvtap: entered promiscuous mode [ 35.295934][ T6631] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.297298][ T6631] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.348476][ T642] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.350263][ T642] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.352996][ T642] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.353041][ T642] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:35 executed programs: 0 [ 35.651986][ T6602] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.652315][ T6602] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.652468][ T6602] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.652739][ T6602] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.652918][ T6602] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.666555][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.706769][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.714758][ T6660] chnl_net:caif_netlink_parms(): no params data found [ 35.734163][ T6660] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.734227][ T6660] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.734299][ T6660] bridge_slave_0: entered allmulticast mode [ 35.734891][ T6660] bridge_slave_0: entered promiscuous mode [ 35.735686][ T6660] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.735727][ T6660] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.735787][ T6660] bridge_slave_1: entered allmulticast mode [ 35.736185][ T6660] bridge_slave_1: entered promiscuous mode [ 35.748192][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.756828][ T6660] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.757768][ T6660] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.764645][ T6660] team0: Port device team_slave_0 added [ 35.765331][ T6660] team0: Port device team_slave_1 added [ 35.776836][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.779024][ T6660] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.779046][ T6660] 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. [ 35.779076][ T6660] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.779643][ T6660] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.779651][ T6660] 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. [ 35.779666][ T6660] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.798558][ T6660] hsr_slave_0: entered promiscuous mode [ 35.798847][ T6660] hsr_slave_1: entered promiscuous mode [ 35.799012][ T6660] debugfs: 'hsr0' already exists in 'hsr' [ 35.799066][ T6660] Cannot create hsr debugfs directory [ 37.690916][ T6151] Bluetooth: hci0: command tx timeout [ 38.611436][ T12] bridge_slave_1: left allmulticast mode [ 38.611472][ T12] bridge_slave_1: left promiscuous mode [ 38.611767][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.616523][ T12] bridge_slave_0: left allmulticast mode [ 38.616552][ T12] bridge_slave_0: left promiscuous mode [ 38.616802][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.766220][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 38.801744][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 38.821392][ T12] bond0 (unregistering): Released all slaves [ 38.891240][ T12] hsr_slave_0: left promiscuous mode [ 38.892688][ T12] hsr_slave_1: left promiscuous mode [ 38.893043][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 38.893076][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 38.896981][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 38.898342][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 38.904186][ T12] veth1_macvtap: left promiscuous mode [ 38.905273][ T12] veth0_macvtap: left promiscuous mode [ 38.906353][ T12] veth1_vlan: left promiscuous mode [ 38.907242][ T12] veth0_vlan: left promiscuous mode [ 39.020762][ T12] team0 (unregistering): Port device team_slave_1 removed [ 39.026613][ T12] team0 (unregistering): Port device team_slave_0 removed [ 39.360994][ T6660] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.365535][ T6660] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.368104][ T6660] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.371041][ T6660] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.456842][ T6660] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.461609][ T6660] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.464672][ T642] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.464711][ T642] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.468915][ T642] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.468951][ T642] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.489722][ T6660] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 39.489757][ T6660] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 39.536054][ T6660] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.548643][ T6660] veth0_vlan: entered promiscuous mode [ 39.550157][ T6660] veth1_vlan: entered promiscuous mode [ 39.558318][ T6660] veth0_macvtap: entered promiscuous mode [ 39.559235][ T6660] veth1_macvtap: entered promiscuous mode [ 39.564385][ T6660] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.565264][ T6660] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.568536][ T227] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.570030][ T227] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.575413][ T227] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.575478][ T227] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.593564][ T642] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.594240][ T642] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.620988][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.621019][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.735300][ T6739] loop0: detected capacity change from 0 to 32768 [ 39.735847][ T6739] ======================================================= [ 39.735847][ T6739] WARNING: The mand mount option has been deprecated and [ 39.735847][ T6739] and is ignored by this kernel. Remove the mand [ 39.735847][ T6739] option from the mount to silence this warning. [ 39.735847][ T6739] ======================================================= [ 39.751992][ T6739] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 39.756789][ T6739] [ 39.757173][ T6739] ====================================================== [ 39.758158][ T6739] WARNING: possible circular locking dependency detected [ 39.759097][ T6739] syzkaller #0 Not tainted [ 39.759702][ T6739] ------------------------------------------------------ [ 39.760675][ T6739] syz.0.17/6739 is trying to acquire lock: [ 39.761560][ T6739] ffff0000f397a640 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 39.763544][ T6739] [ 39.763544][ T6739] but task is already holding lock: [ 39.764561][ T6739] ffff0000f397bff8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 39.765891][ T6739] [ 39.765891][ T6739] which lock already depends on the new lock. [ 39.765891][ T6739] [ 39.767393][ T6739] [ 39.767393][ T6739] the existing dependency chain (in reverse order) is: [ 39.768601][ T6739] [ 39.768601][ T6739] -> #4 (&oi->ip_xattr_sem){++++}-{4:4}: [ 39.769782][ T6739] down_read+0x58/0x2f8 [ 39.770434][ T6739] ocfs2_init_acl+0x258/0x5f0 [ 39.771174][ T6739] ocfs2_mknod+0x1028/0x1cf0 [ 39.771867][ T6739] ocfs2_create+0x190/0x474 [ 39.772540][ T6739] path_openat+0x12d8/0x2c40 [ 39.773254][ T6739] do_filp_open+0x18c/0x36c [ 39.773954][ T6739] do_sys_openat2+0x11c/0x1b4 ** replaying previous printk message ** [ 39.774247][ T6151] Bluetooth: hci0: command tx timeout [ 39.775967][ T6739] __arm64_sys_openat+0x120/0x158 [ 39.776771][ T6739] invoke_syscall+0x98/0x254 [ 39.777575][ T6739] el0_svc_common+0xe8/0x23c [ 39.778344][ T6739] do_el0_svc+0x48/0x58 [ 39.779006][ T6739] el0_svc+0x5c/0x254 [ 39.779653][ T6739] el0t_64_sync_handler+0x84/0x12c [ 39.780415][ T6739] el0t_64_sync+0x198/0x19c [ 39.781185][ T6739] [ 39.781185][ T6739] -> #3 (jbd2_handle){++++}-{0:0}: [ 39.782309][ T6739] start_this_handle+0xe74/0x10dc [ 39.783090][ T6739] jbd2__journal_start+0x288/0x51c [ 39.783960][ T6739] jbd2_journal_start+0x3c/0x4c [ 39.784746][ T6739] ocfs2_start_trans+0x368/0x6b0 [ 39.785513][ T6739] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 39.786453][ T6739] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 39.787367][ T6739] ocfs2_mknod+0xbd8/0x1cf0 [ 39.788079][ T6739] ocfs2_create+0x190/0x474 [ 39.788858][ T6739] path_openat+0x12d8/0x2c40 [ 39.789622][ T6739] do_filp_open+0x18c/0x36c [ 39.790301][ T6739] do_sys_openat2+0x11c/0x1b4 [ 39.791044][ T6739] __arm64_sys_openat+0x120/0x158 [ 39.791825][ T6739] invoke_syscall+0x98/0x254 [ 39.792530][ T6739] el0_svc_common+0xe8/0x23c [ 39.793330][ T6739] do_el0_svc+0x48/0x58 [ 39.793976][ T6739] el0_svc+0x5c/0x254 [ 39.794604][ T6739] el0t_64_sync_handler+0x84/0x12c [ 39.795373][ T6739] el0t_64_sync+0x198/0x19c [ 39.796118][ T6739] [ 39.796118][ T6739] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 39.797327][ T6739] down_read+0x58/0x2f8 [ 39.798008][ T6739] ocfs2_start_trans+0x35c/0x6b0 [ 39.798754][ T6739] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 39.799677][ T6739] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 39.800681][ T6739] ocfs2_mknod+0xbd8/0x1cf0 [ 39.801371][ T6739] ocfs2_create+0x190/0x474 [ 39.802084][ T6739] path_openat+0x12d8/0x2c40 [ 39.802846][ T6739] do_filp_open+0x18c/0x36c [ 39.803568][ T6739] do_sys_openat2+0x11c/0x1b4 [ 39.804303][ T6739] __arm64_sys_openat+0x120/0x158 [ 39.805067][ T6739] invoke_syscall+0x98/0x254 [ 39.805833][ T6739] el0_svc_common+0xe8/0x23c [ 39.806517][ T6739] do_el0_svc+0x48/0x58 [ 39.807216][ T6739] el0_svc+0x5c/0x254 [ 39.807817][ T6739] el0t_64_sync_handler+0x84/0x12c [ 39.808625][ T6739] el0t_64_sync+0x198/0x19c [ 39.809297][ T6739] [ 39.809297][ T6739] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 39.810376][ T6739] ocfs2_start_trans+0x1f4/0x6b0 [ 39.811199][ T6739] ocfs2_mknod+0xc50/0x1cf0 [ 39.811942][ T6739] ocfs2_create+0x190/0x474 [ 39.812652][ T6739] path_openat+0x12d8/0x2c40 [ 39.813302][ T6739] do_filp_open+0x18c/0x36c [ 39.813995][ T6739] do_sys_openat2+0x11c/0x1b4 [ 39.814766][ T6739] __arm64_sys_openat+0x120/0x158 [ 39.815571][ T6739] invoke_syscall+0x98/0x254 [ 39.816297][ T6739] el0_svc_common+0xe8/0x23c [ 39.817017][ T6739] do_el0_svc+0x48/0x58 [ 39.817697][ T6739] el0_svc+0x5c/0x254 [ 39.818307][ T6739] el0t_64_sync_handler+0x84/0x12c [ 39.819097][ T6739] el0t_64_sync+0x198/0x19c [ 39.819846][ T6739] [ 39.819846][ T6739] -> #0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 39.821322][ T6739] __lock_acquire+0x1774/0x30a4 [ 39.822072][ T6739] lock_acquire+0x14c/0x2e0 [ 39.822801][ T6739] down_write+0x50/0xc0 [ 39.823470][ T6739] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 39.824427][ T6739] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 39.825424][ T6739] ocfs2_reserve_clusters+0x3c/0x50 [ 39.826235][ T6739] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 39.827094][ T6739] ocfs2_xattr_set+0x920/0xe9c [ 39.827831][ T6739] ocfs2_xattr_trusted_set+0x4c/0x64 [ 39.828669][ T6739] __vfs_setxattr+0x3d8/0x400 [ 39.829386][ T6739] __vfs_setxattr_noperm+0x120/0x5c4 [ 39.830221][ T6739] __vfs_setxattr_locked+0x1ec/0x218 [ 39.831033][ T6739] vfs_setxattr+0x158/0x2ac [ 39.831729][ T6739] filename_setxattr+0x20c/0x4f8 [ 39.832524][ T6739] path_setxattrat+0x2e8/0x320 [ 39.833259][ T6739] __arm64_sys_setxattr+0xc0/0xdc [ 39.834095][ T6739] invoke_syscall+0x98/0x254 [ 39.834871][ T6739] el0_svc_common+0xe8/0x23c [ 39.835541][ T6739] do_el0_svc+0x48/0x58 [ 39.836224][ T6739] el0_svc+0x5c/0x254 [ 39.836850][ T6739] el0t_64_sync_handler+0x84/0x12c [ 39.837678][ T6739] el0t_64_sync+0x198/0x19c [ 39.838359][ T6739] [ 39.838359][ T6739] other info that might help us debug this: [ 39.838359][ T6739] [ 39.839715][ T6739] Chain exists of: [ 39.839715][ T6739] &ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE] --> jbd2_handle --> &oi->ip_xattr_sem [ 39.839715][ T6739] [ 39.842016][ T6739] Possible unsafe locking scenario: [ 39.842016][ T6739] [ 39.843094][ T6739] CPU0 CPU1 [ 39.843837][ T6739] ---- ---- [ 39.844566][ T6739] lock(&oi->ip_xattr_sem); [ 39.845241][ T6739] lock(jbd2_handle); [ 39.846147][ T6739] lock(&oi->ip_xattr_sem); [ 39.847173][ T6739] lock(&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]); [ 39.848321][ T6739] [ 39.848321][ T6739] *** DEADLOCK *** [ 39.848321][ T6739] [ 39.849468][ T6739] 3 locks held by syz.0.17/6739: [ 39.850203][ T6739] #0: ffff0000de440420 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 39.851546][ T6739] #1: ffff0000f397c2c0 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: vfs_setxattr+0x138/0x2ac [ 39.853054][ T6739] #2: ffff0000f397bff8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 39.854547][ T6739] [ 39.854547][ T6739] stack backtrace: [ 39.855413][ T6739] CPU: 1 UID: 0 PID: 6739 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 39.856703][ T6739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 39.858172][ T6739] Call trace: [ 39.858631][ T6739] show_stack+0x2c/0x3c (C) [ 39.859249][ T6739] __dump_stack+0x30/0x40 [ 39.859816][ T6739] dump_stack_lvl+0xd8/0x12c [ 39.860423][ T6739] dump_stack+0x1c/0x28 [ 39.861023][ T6739] print_circular_bug+0x324/0x32c [ 39.861697][ T6739] check_noncircular+0x154/0x174 [ 39.862454][ T6739] __lock_acquire+0x1774/0x30a4 [ 39.863141][ T6739] lock_acquire+0x14c/0x2e0 [ 39.863813][ T6739] down_write+0x50/0xc0 [ 39.864430][ T6739] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 39.865341][ T6739] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 39.866235][ T6739] ocfs2_reserve_clusters+0x3c/0x50 [ 39.866968][ T6739] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 39.867798][ T6739] ocfs2_xattr_set+0x920/0xe9c [ 39.868480][ T6739] ocfs2_xattr_trusted_set+0x4c/0x64 [ 39.869197][ T6739] __vfs_setxattr+0x3d8/0x400 [ 39.869951][ T6739] __vfs_setxattr_noperm+0x120/0x5c4 [ 39.870788][ T6739] __vfs_setxattr_locked+0x1ec/0x218 [ 39.871598][ T6739] vfs_setxattr+0x158/0x2ac [ 39.872253][ T6739] filename_setxattr+0x20c/0x4f8 [ 39.872942][ T6739] path_setxattrat+0x2e8/0x320 [ 39.873621][ T6739] __arm64_sys_setxattr+0xc0/0xdc [ 39.874353][ T6739] invoke_syscall+0x98/0x254 [ 39.875013][ T6739] el0_svc_common+0xe8/0x23c [ 39.875659][ T6739] do_el0_svc+0x48/0x58 [ 39.876259][ T6739] el0_svc+0x5c/0x254 [ 39.876851][ T6739] el0t_64_sync_handler+0x84/0x12c [ 39.877608][ T6739] el0t_64_sync+0x198/0x19c SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 39.885307][ T6660] ocfs2: Unmounting device (7,0) on (node local)