Warning: Permanently added '10.128.1.185' (ED25519) to the list of known hosts. 1970/01/01 00:00:25 parsed 1 programs [ 26.663204][ T6532] cgroup: Unknown subsys name 'net' [ 26.782840][ T6532] cgroup: Unknown subsys name 'cpuset' [ 26.784948][ T6532] cgroup: Unknown subsys name 'rlimit' [ 26.915896][ T6532] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 31.864234][ T6538] 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. [ 32.150522][ T6556] chnl_net:caif_netlink_parms(): no params data found [ 32.170947][ T6556] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.171311][ T6556] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.171374][ T6556] bridge_slave_0: entered allmulticast mode [ 32.171884][ T6556] bridge_slave_0: entered promiscuous mode [ 32.173382][ T6556] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.173412][ T6556] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.173453][ T6556] bridge_slave_1: entered allmulticast mode [ 32.173847][ T6556] bridge_slave_1: entered promiscuous mode [ 32.184399][ T6556] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 32.185208][ T6556] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 32.193740][ T6556] team0: Port device team_slave_0 added [ 32.194407][ T6556] team0: Port device team_slave_1 added [ 32.203788][ T6556] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 32.203807][ T6556] 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. [ 32.203821][ T6556] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 32.204826][ T6556] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 32.204833][ T6556] 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. [ 32.204843][ T6556] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 32.223401][ T6556] hsr_slave_0: entered promiscuous mode [ 32.223693][ T6556] hsr_slave_1: entered promiscuous mode [ 32.349771][ T6556] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 32.352909][ T6556] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 32.354912][ T6556] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 32.357016][ T6556] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 32.378129][ T6556] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.378182][ T6556] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.378336][ T6556] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.378359][ T6556] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.394271][ T6556] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.398351][ T628] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.399659][ T628] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.403559][ T6556] 8021q: adding VLAN 0 to HW filter on device team0 [ 32.405952][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.405991][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 32.408779][ T628] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.408819][ T628] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.458946][ T6556] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 32.469480][ T6556] veth0_vlan: entered promiscuous mode [ 32.470998][ T6556] veth1_vlan: entered promiscuous mode [ 32.507287][ T6556] veth0_macvtap: entered promiscuous mode [ 32.508228][ T6556] veth1_macvtap: entered promiscuous mode [ 32.513364][ T6556] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 32.514388][ T6556] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 32.516993][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.518585][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.521699][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.523246][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 32.786987][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.826054][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.864696][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 32.890270][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.229142][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 33.230521][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 33.231574][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 33.232250][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 33.232440][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 33.320780][ T822] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.320808][ T822] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 33.330857][ T822] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 33.330880][ T822] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:33 executed programs: 0 [ 33.502711][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 33.503052][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 33.503266][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 33.503581][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 33.503785][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 33.550339][ T6633] chnl_net:caif_netlink_parms(): no params data found [ 33.567970][ T6633] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.568037][ T6633] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.568108][ T6633] bridge_slave_0: entered allmulticast mode [ 33.568510][ T6633] bridge_slave_0: entered promiscuous mode [ 33.569556][ T6633] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.569608][ T6633] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.569663][ T6633] bridge_slave_1: entered allmulticast mode [ 33.570047][ T6633] bridge_slave_1: entered promiscuous mode [ 33.578676][ T6633] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 33.579539][ T6633] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 33.587483][ T6633] team0: Port device team_slave_0 added [ 33.588174][ T6633] team0: Port device team_slave_1 added [ 33.594019][ T6633] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 33.594037][ T6633] 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. [ 33.594050][ T6633] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 33.594547][ T6633] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 33.594553][ T6633] 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. [ 33.594564][ T6633] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 33.611427][ T6633] hsr_slave_0: entered promiscuous mode [ 33.612836][ T6633] hsr_slave_1: entered promiscuous mode [ 33.614805][ T6633] debugfs: 'hsr0' already exists in 'hsr' [ 33.615796][ T6633] Cannot create hsr debugfs directory [ 35.541977][ T52] Bluetooth: hci0: command tx timeout [ 35.988346][ T12] bridge_slave_1: left allmulticast mode [ 35.988473][ T12] bridge_slave_1: left promiscuous mode [ 35.988752][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.994937][ T12] bridge_slave_0: left allmulticast mode [ 35.994962][ T12] bridge_slave_0: left promiscuous mode [ 35.995032][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.144474][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 36.192903][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 36.203170][ T12] bond0 (unregistering): Released all slaves [ 36.296021][ T12] hsr_slave_0: left promiscuous mode [ 36.297292][ T12] hsr_slave_1: left promiscuous mode [ 36.298840][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 36.300158][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 36.302019][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 36.303294][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 36.308711][ T12] veth1_macvtap: left promiscuous mode [ 36.309727][ T12] veth0_macvtap: left promiscuous mode [ 36.311006][ T12] veth1_vlan: left promiscuous mode [ 36.313709][ T12] veth0_vlan: left promiscuous mode [ 36.420752][ T12] team0 (unregistering): Port device team_slave_1 removed [ 36.426755][ T12] team0 (unregistering): Port device team_slave_0 removed [ 36.760784][ T6633] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.763534][ T6633] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.765890][ T6633] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.768138][ T6633] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 36.790653][ T6633] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.807389][ T6633] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.812349][ T822] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.812382][ T822] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.815202][ T822] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.815239][ T822] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.990654][ T6633] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.000787][ T6633] veth0_vlan: entered promiscuous mode [ 37.006325][ T6633] veth1_vlan: entered promiscuous mode [ 37.011957][ T6633] veth0_macvtap: entered promiscuous mode [ 37.012917][ T6633] veth1_macvtap: entered promiscuous mode [ 37.018149][ T6633] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.019421][ T6633] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.022258][ T822] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.022706][ T822] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.022764][ T822] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.022812][ T822] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.053758][ T822] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.053783][ T822] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.065294][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.067884][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.163482][ T6709] loop0: detected capacity change from 0 to 32768 [ 37.165288][ T6709] ======================================================= [ 37.165288][ T6709] WARNING: The mand mount option has been deprecated and [ 37.165288][ T6709] and is ignored by this kernel. Remove the mand [ 37.165288][ T6709] option from the mount to silence this warning. [ 37.165288][ T6709] ======================================================= [ 37.184219][ T6709] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 37.193295][ T6709] [ 37.193725][ T6709] ====================================================== [ 37.194829][ T6709] WARNING: possible circular locking dependency detected [ 37.196052][ T6709] syzkaller #0 Not tainted [ 37.196809][ T6709] ------------------------------------------------------ [ 37.197885][ T6709] syz.0.17/6709 is trying to acquire lock: [ 37.198807][ T6709] ffff0000c5942618 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_setattr+0xa04/0x17a0 [ 37.200169][ T6709] [ 37.200169][ T6709] but task is already holding lock: [ 37.201350][ T6709] ffff0000f5c5ea20 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_setattr+0x9f8/0x17a0 [ 37.202901][ T6709] [ 37.202901][ T6709] which lock already depends on the new lock. [ 37.202901][ T6709] [ 37.204647][ T6709] [ 37.204647][ T6709] the existing dependency chain (in reverse order) is: [ 37.206115][ T6709] [ 37.206115][ T6709] -> #4 (&oi->ip_alloc_sem){+.+.}-{4:4}: [ 37.207373][ T6709] down_write+0x50/0xc0 [ 37.208163][ T6709] ocfs2_try_remove_refcount_tree+0xb4/0x2d8 [ 37.209155][ T6709] ocfs2_xattr_set+0x460/0xe9c [ 37.210086][ T6709] ocfs2_set_acl+0x574/0x628 [ 37.210960][ T6709] ocfs2_iop_set_acl+0x190/0x25c [ 37.211904][ T6709] vfs_remove_acl+0x408/0x664 [ 37.212742][ T6709] ovl_workdir_create+0x43c/0x6f4 [ 37.213623][ T6709] ovl_get_workdir+0x2bc/0x1280 [ 37.214437][ T6709] ovl_fill_super+0xff4/0x2c38 [ 37.215273][ T6709] get_tree_nodev+0xb4/0x144 [ 37.216032][ T6709] ovl_get_tree+0x28/0x38 [ 37.216838][ T6709] vfs_get_tree+0x90/0x28c [ 37.217749][ T6709] do_new_mount+0x278/0x7f4 [ 37.218579][ T6709] path_mount+0x5b4/0xde0 [ 37.219391][ T6709] __arm64_sys_mount+0x3e8/0x468 [ 37.220331][ T6709] invoke_syscall+0x98/0x2b8 [ 37.221183][ T6709] el0_svc_common+0x130/0x23c [ 37.222020][ T6709] do_el0_svc+0x48/0x58 [ 37.222786][ T6709] el0_svc+0x5c/0x254 [ 37.223463][ T6709] el0t_64_sync_handler+0x84/0x12c [ 37.224309][ T6709] el0t_64_sync+0x198/0x19c [ 37.225147][ T6709] [ 37.225147][ T6709] -> #3 (&oi->ip_xattr_sem){++++}-{4:4}: [ 37.226438][ T6709] down_read+0x58/0x2f8 [ 37.227174][ T6709] ocfs2_init_acl+0x258/0x5f0 [ 37.228029][ T6709] ocfs2_mknod+0x1028/0x1cf0 [ 37.228835][ T6709] ocfs2_mkdir+0x190/0x474 [ 37.229630][ T6709] vfs_mkdir+0x284/0x424 [ 37.230361][ T6709] do_mkdirat+0x1f8/0x4c8 [ 37.231106][ T6709] __arm64_sys_mkdirat+0x8c/0xa4 [ 37.231922][ T6709] invoke_syscall+0x98/0x2b8 [ 37.232678][ T6709] el0_svc_common+0x130/0x23c [ 37.233434][ T6709] do_el0_svc+0x48/0x58 [ 37.234147][ T6709] el0_svc+0x5c/0x254 [ 37.234864][ T6709] el0t_64_sync_handler+0x84/0x12c [ 37.235714][ T6709] el0t_64_sync+0x198/0x19c [ 37.236485][ T6709] [ 37.236485][ T6709] -> #2 (jbd2_handle){++++}-{0:0}: [ 37.237570][ T6709] start_this_handle+0xe74/0x10dc [ 37.238402][ T6709] jbd2__journal_start+0x288/0x51c [ 37.239233][ T6709] jbd2_journal_start+0x3c/0x4c [ 37.240006][ T6709] ocfs2_start_trans+0x368/0x6b0 [ 37.240868][ T6709] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 37.241825][ T6709] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 37.242819][ T6709] ocfs2_mknod+0xbd8/0x1cf0 [ 37.243552][ T6709] ocfs2_mkdir+0x190/0x474 [ 37.244286][ T6709] vfs_mkdir+0x284/0x424 [ 37.245025][ T6709] do_mkdirat+0x1f8/0x4c8 [ 37.245740][ T6709] __arm64_sys_mkdirat+0x8c/0xa4 [ 37.246558][ T6709] invoke_syscall+0x98/0x2b8 [ 37.247306][ T6709] el0_svc_common+0x130/0x23c [ 37.248051][ T6709] do_el0_svc+0x48/0x58 [ 37.248705][ T6709] el0_svc+0x5c/0x254 [ 37.249338][ T6709] el0t_64_sync_handler+0x84/0x12c [ 37.250187][ T6709] el0t_64_sync+0x198/0x19c [ 37.251015][ T6709] [ 37.251015][ T6709] -> #1 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 37.252268][ T6709] down_read+0x58/0x2f8 [ 37.252965][ T6709] ocfs2_start_trans+0x35c/0x6b0 [ 37.253845][ T6709] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 37.254880][ T6709] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 37.255969][ T6709] ocfs2_mknod+0xbd8/0x1cf0 [ 37.256679][ T6709] ocfs2_mkdir+0x190/0x474 [ 37.257405][ T6709] vfs_mkdir+0x284/0x424 [ 37.258157][ T6709] do_mkdirat+0x1f8/0x4c8 [ 37.258901][ T6709] __arm64_sys_mkdirat+0x8c/0xa4 [ 37.259704][ T6709] invoke_syscall+0x98/0x2b8 [ 37.260473][ T6709] el0_svc_common+0x130/0x23c [ 37.261220][ T6709] do_el0_svc+0x48/0x58 [ 37.261938][ T6709] el0_svc+0x5c/0x254 [ 37.262617][ T6709] el0t_64_sync_handler+0x84/0x12c [ 37.263425][ T6709] el0t_64_sync+0x198/0x19c [ 37.264140][ T6709] [ 37.264140][ T6709] -> #0 (sb_internal#2){.+.+}-{0:0}: [ 37.265209][ T6709] __lock_acquire+0x1774/0x30a4 [ 37.265969][ T6709] lock_acquire+0x14c/0x2e0 [ 37.266760][ T6709] ocfs2_start_trans+0x1f4/0x6b0 [ 37.267606][ T6709] ocfs2_setattr+0xa04/0x17a0 [ 37.268439][ T6709] notify_change+0x9a4/0xc50 [ 37.269254][ T6709] ovl_workdir_create+0x588/0x6f4 [ 37.270153][ T6709] ovl_get_workdir+0x2bc/0x1280 [ 37.271015][ T6709] ovl_fill_super+0xff4/0x2c38 [ 37.271823][ T6709] get_tree_nodev+0xb4/0x144 [ 37.272589][ T6709] ovl_get_tree+0x28/0x38 [ 37.273313][ T6709] vfs_get_tree+0x90/0x28c [ 37.274069][ T6709] do_new_mount+0x278/0x7f4 [ 37.274855][ T6709] path_mount+0x5b4/0xde0 [ 37.275581][ T6709] __arm64_sys_mount+0x3e8/0x468 [ 37.276399][ T6709] invoke_syscall+0x98/0x2b8 [ 37.277159][ T6709] el0_svc_common+0x130/0x23c [ 37.277912][ T6709] do_el0_svc+0x48/0x58 [ 37.278586][ T6709] el0_svc+0x5c/0x254 [ 37.279274][ T6709] el0t_64_sync_handler+0x84/0x12c [ 37.280180][ T6709] el0t_64_sync+0x198/0x19c [ 37.280928][ T6709] [ 37.280928][ T6709] other info that might help us debug this: [ 37.280928][ T6709] [ 37.282464][ T6709] Chain exists of: [ 37.282464][ T6709] sb_internal#2 --> &oi->ip_xattr_sem --> &oi->ip_alloc_sem [ 37.282464][ T6709] [ 37.284526][ T6709] Possible unsafe locking scenario: [ 37.284526][ T6709] [ 37.285611][ T6709] CPU0 CPU1 [ 37.286401][ T6709] ---- ---- [ 37.287181][ T6709] lock(&oi->ip_alloc_sem); [ 37.287896][ T6709] lock(&oi->ip_xattr_sem); [ 37.288997][ T6709] lock(&oi->ip_alloc_sem); [ 37.290063][ T6709] rlock(sb_internal#2); [ 37.290706][ T6709] [ 37.290706][ T6709] *** DEADLOCK *** [ 37.290706][ T6709] [ 37.291870][ T6709] 4 locks held by syz.0.17/6709: [ 37.292656][ T6709] #0: ffff0000dbd460e0 (&type->s_umount_key#53/1){+.+.}-{4:4}, at: alloc_super+0x1a0/0x80c [ 37.294254][ T6709] #1: ffff0000c5942428 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 37.295774][ T6709] #2: ffff0000f5c5ed80 (&sb->s_type->i_mutex_key#22){+.+.}-{4:4}, at: ovl_workdir_create+0x52c/0x6f4 [ 37.297492][ T6709] #3: ffff0000f5c5ea20 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_setattr+0x9f8/0x17a0 [ 37.298960][ T6709] [ 37.298960][ T6709] stack backtrace: [ 37.299820][ T6709] CPU: 1 UID: 0 PID: 6709 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 37.301066][ T6709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 37.302643][ T6709] Call trace: [ 37.303136][ T6709] show_stack+0x2c/0x3c (C) [ 37.303818][ T6709] __dump_stack+0x30/0x40 [ 37.304452][ T6709] dump_stack_lvl+0xd8/0x12c [ 37.305126][ T6709] dump_stack+0x1c/0x28 [ 37.305733][ T6709] print_circular_bug+0x324/0x32c [ 37.306482][ T6709] check_noncircular+0x154/0x174 [ 37.307183][ T6709] __lock_acquire+0x1774/0x30a4 [ 37.307859][ T6709] lock_acquire+0x14c/0x2e0 [ 37.308509][ T6709] ocfs2_start_trans+0x1f4/0x6b0 [ 37.309222][ T6709] ocfs2_setattr+0xa04/0x17a0 [ 37.309896][ T6709] notify_change+0x9a4/0xc50 [ 37.310575][ T6709] ovl_workdir_create+0x588/0x6f4 [ 37.311311][ T6709] ovl_get_workdir+0x2bc/0x1280 [ 37.312040][ T6709] ovl_fill_super+0xff4/0x2c38 [ 37.312798][ T6709] get_tree_nodev+0xb4/0x144 [ 37.313487][ T6709] ovl_get_tree+0x28/0x38 [ 37.314140][ T6709] vfs_get_tree+0x90/0x28c [ 37.314759][ T6709] do_new_mount+0x278/0x7f4 [ 37.315369][ T6709] path_mount+0x5b4/0xde0 [ 37.315972][ T6709] __arm64_sys_mount+0x3e8/0x468 [ 37.316693][ T6709] invoke_syscall+0x98/0x2b8 [ 37.317328][ T6709] el0_svc_common+0x130/0x23c [ 37.318046][ T6709] do_el0_svc+0x48/0x58 [ 37.318718][ T6709] el0_svc+0x5c/0x254 [ 37.319382][ T6709] el0t_64_sync_handler+0x84/0x12c [ 37.320164][ T6709] el0t_64_sync+0x198/0x19c [ 37.322972][ T6709] overlayfs: upper fs does not support tmpfile. [ 37.323373][ T6709] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 37.323564][ T6709] overlayfs: upper fs missing required features. [ 37.331196][ T6633] ocfs2: Unmounting device (7,0) on (node local)