Warning: Permanently added '10.128.0.51' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.941431][ T6536] cgroup: Unknown subsys name 'net' [ 33.059385][ T6536] cgroup: Unknown subsys name 'cpuset' [ 33.061295][ T6536] cgroup: Unknown subsys name 'rlimit' [ 33.237993][ T6536] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 38.529454][ T6544] 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. [ 38.641847][ T1607] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.641874][ T1607] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.649647][ T1607] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.649677][ T1607] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.391098][ T6593] chnl_net:caif_netlink_parms(): no params data found [ 39.424533][ T6593] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.424777][ T6593] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.424852][ T6593] bridge_slave_0: entered allmulticast mode [ 39.425305][ T6593] bridge_slave_0: entered promiscuous mode [ 39.426351][ T6593] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.426404][ T6593] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.426447][ T6593] bridge_slave_1: entered allmulticast mode [ 39.427076][ T6593] bridge_slave_1: entered promiscuous mode [ 39.441706][ T6593] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.442514][ T6593] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.454269][ T6593] team0: Port device team_slave_0 added [ 39.455553][ T6593] team0: Port device team_slave_1 added [ 39.470268][ T6593] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.470297][ T6593] 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. [ 39.470310][ T6593] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.471078][ T6593] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.471085][ T6593] 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. [ 39.471099][ T6593] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.489668][ T6593] hsr_slave_0: entered promiscuous mode [ 39.490427][ T6593] hsr_slave_1: entered promiscuous mode [ 39.567043][ T6593] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 39.656803][ T6593] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 39.736795][ T6593] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 39.741367][ T6593] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 39.765879][ T6593] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.771284][ T6593] 8021q: adding VLAN 0 to HW filter on device team0 [ 39.777853][ T253] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.777915][ T253] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.780186][ T253] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.780213][ T253] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.831904][ T6593] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.843238][ T6593] veth0_vlan: entered promiscuous mode [ 39.844727][ T6593] veth1_vlan: entered promiscuous mode [ 39.851852][ T6593] veth0_macvtap: entered promiscuous mode [ 39.852794][ T6593] veth1_macvtap: entered promiscuous mode [ 39.856023][ T6593] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.857188][ T6593] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.860127][ T1607] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.860248][ T1607] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.860392][ T1607] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.860561][ T1607] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.113879][ T2011] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.156192][ T2011] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.173553][ T6622] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.174302][ T6622] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.174498][ T6622] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.174845][ T6622] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.175048][ T6622] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.205878][ T2011] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.252851][ T2011] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:40 executed programs: 0 [ 40.514281][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 40.514685][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 40.514840][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 40.515157][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 40.515341][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.567260][ T6642] chnl_net:caif_netlink_parms(): no params data found [ 40.586096][ T6642] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.586164][ T6642] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.586218][ T6642] bridge_slave_0: entered allmulticast mode [ 40.586637][ T6642] bridge_slave_0: entered promiscuous mode [ 40.592555][ T6642] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.592618][ T6642] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.592703][ T6642] bridge_slave_1: entered allmulticast mode [ 40.597207][ T6642] bridge_slave_1: entered promiscuous mode [ 40.605562][ T6642] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.608210][ T6642] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.615232][ T6642] team0: Port device team_slave_0 added [ 40.615938][ T6642] team0: Port device team_slave_1 added [ 40.622771][ T6642] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.622791][ T6642] 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. [ 40.622804][ T6642] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.623287][ T6642] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.623295][ T6642] 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. [ 40.623306][ T6642] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.641679][ T6642] hsr_slave_0: entered promiscuous mode [ 40.641961][ T6642] hsr_slave_1: entered promiscuous mode [ 40.642149][ T6642] debugfs: 'hsr0' already exists in 'hsr' [ 40.642201][ T6642] Cannot create hsr debugfs directory [ 42.587145][ T52] Bluetooth: hci0: command tx timeout [ 43.622934][ T2011] bridge_slave_1: left allmulticast mode [ 43.622978][ T2011] bridge_slave_1: left promiscuous mode [ 43.624802][ T2011] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.630213][ T2011] bridge_slave_0: left allmulticast mode [ 43.630666][ T2011] bridge_slave_0: left promiscuous mode [ 43.630762][ T2011] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.790993][ T2011] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 43.828272][ T2011] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 43.867588][ T2011] bond0 (unregistering): Released all slaves [ 43.933349][ T2011] hsr_slave_0: left promiscuous mode [ 43.935148][ T2011] hsr_slave_1: left promiscuous mode [ 43.936589][ T2011] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 43.937788][ T2011] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 43.940640][ T2011] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 43.941829][ T2011] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 43.948926][ T2011] veth1_macvtap: left promiscuous mode [ 43.949935][ T2011] veth0_macvtap: left promiscuous mode [ 43.951047][ T2011] veth1_vlan: left promiscuous mode [ 43.952038][ T2011] veth0_vlan: left promiscuous mode [ 44.064908][ T2011] team0 (unregistering): Port device team_slave_1 removed [ 44.071140][ T2011] team0 (unregistering): Port device team_slave_0 removed [ 44.408090][ T6642] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 44.411895][ T6642] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 44.415275][ T6642] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 44.457208][ T6642] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 44.484227][ T6642] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.491620][ T6642] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.495104][ T14] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.495257][ T14] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.561079][ T4839] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.561123][ T4839] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.625745][ T6642] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.648378][ T6642] veth0_vlan: entered promiscuous mode [ 44.649843][ T6642] veth1_vlan: entered promiscuous mode [ 44.657709][ T6642] veth0_macvtap: entered promiscuous mode [ 44.658636][ T6642] veth1_macvtap: entered promiscuous mode [ 44.661421][ T6642] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 44.663000][ T6642] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 44.665813][ T14] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.667172][ T14] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.667198][ T14] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.667215][ T14] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 44.676927][ T52] Bluetooth: hci0: command tx timeout [ 44.688748][ T4839] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.688778][ T4839] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.699892][ T253] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 44.699936][ T253] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 44.958033][ T6721] loop0: detected capacity change from 0 to 32768 [ 44.961100][ T6721] ======================================================= [ 44.961100][ T6721] WARNING: The mand mount option has been deprecated and [ 44.961100][ T6721] and is ignored by this kernel. Remove the mand [ 44.961100][ T6721] option from the mount to silence this warning. [ 44.961100][ T6721] ======================================================= [ 44.987999][ T6721] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 44.995336][ T6721] overlayfs: upper fs does not support tmpfile. [ 44.998506][ T6721] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 44.999999][ T6721] [ 45.000329][ T6721] ====================================================== [ 45.001387][ T6721] WARNING: possible circular locking dependency detected [ 45.002424][ T6721] syzkaller #0 Not tainted [ 45.003113][ T6721] ------------------------------------------------------ [ 45.004113][ T6721] syz.0.17/6721 is trying to acquire lock: [ 45.004919][ T6721] ffff0000f2a32640 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 45.006873][ T6721] [ 45.006873][ T6721] but task is already holding lock: [ 45.008091][ T6721] ffff0000f2a35c78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 45.009615][ T6721] [ 45.009615][ T6721] which lock already depends on the new lock. [ 45.009615][ T6721] [ 45.011291][ T6721] [ 45.011291][ T6721] the existing dependency chain (in reverse order) is: [ 45.012675][ T6721] [ 45.012675][ T6721] -> #4 (&oi->ip_xattr_sem){+.+.}-{4:4}: [ 45.013849][ T6721] down_write+0x50/0xc0 [ 45.014552][ T6721] ocfs2_xattr_set_handle+0x2a8/0x5e4 [ 45.015453][ T6721] ocfs2_init_security_set+0xb4/0xd8 [ 45.016329][ T6721] ocfs2_mknod+0x106c/0x1cf0 [ 45.017053][ T6721] ocfs2_mkdir+0x190/0x474 [ 45.017759][ T6721] vfs_mkdir+0x284/0x424 [ 45.018458][ T6721] do_mkdirat+0x1f8/0x4c8 [ 45.019158][ T6721] __arm64_sys_mkdirat+0x8c/0xa4 [ 45.019983][ T6721] invoke_syscall+0x98/0x254 [ 45.020749][ T6721] el0_svc_common+0x130/0x23c [ 45.021535][ T6721] do_el0_svc+0x48/0x58 [ 45.022215][ T6721] el0_svc+0x5c/0x254 [ 45.022871][ T6721] el0t_64_sync_handler+0x84/0x12c [ 45.023743][ T6721] el0t_64_sync+0x198/0x19c [ 45.024554][ T6721] [ 45.024554][ T6721] -> #3 (jbd2_handle){++++}-{0:0}: [ 45.025700][ T6721] start_this_handle+0xe74/0x10dc [ 45.026660][ T6721] jbd2__journal_start+0x288/0x51c [ 45.027642][ T6721] jbd2_journal_start+0x3c/0x4c [ 45.028580][ T6721] ocfs2_start_trans+0x368/0x6b0 [ 45.029454][ T6721] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 45.030480][ T6721] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 45.031585][ T6721] ocfs2_mknod+0xbd8/0x1cf0 [ 45.032469][ T6721] ocfs2_mkdir+0x190/0x474 [ 45.033298][ T6721] vfs_mkdir+0x284/0x424 [ 45.034066][ T6721] do_mkdirat+0x1f8/0x4c8 [ 45.034835][ T6721] __arm64_sys_mkdirat+0x8c/0xa4 [ 45.035637][ T6721] invoke_syscall+0x98/0x254 [ 45.036403][ T6721] el0_svc_common+0x130/0x23c [ 45.037240][ T6721] do_el0_svc+0x48/0x58 [ 45.037972][ T6721] el0_svc+0x5c/0x254 [ 45.038722][ T6721] el0t_64_sync_handler+0x84/0x12c [ 45.039633][ T6721] el0t_64_sync+0x198/0x19c [ 45.040426][ T6721] [ 45.040426][ T6721] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 45.041751][ T6721] down_read+0x58/0x2f8 [ 45.042506][ T6721] ocfs2_start_trans+0x35c/0x6b0 [ 45.043363][ T6721] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 45.044302][ T6721] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 45.045377][ T6721] ocfs2_mknod+0xbd8/0x1cf0 [ 45.046116][ T6721] ocfs2_mkdir+0x190/0x474 [ 45.046822][ T6721] vfs_mkdir+0x284/0x424 [ 45.047638][ T6721] do_mkdirat+0x1f8/0x4c8 [ 45.048401][ T6721] __arm64_sys_mkdirat+0x8c/0xa4 [ 45.049252][ T6721] invoke_syscall+0x98/0x254 [ 45.050060][ T6721] el0_svc_common+0x130/0x23c [ 45.050849][ T6721] do_el0_svc+0x48/0x58 [ 45.051514][ T6721] el0_svc+0x5c/0x254 [ 45.052212][ T6721] el0t_64_sync_handler+0x84/0x12c [ 45.053000][ T6721] el0t_64_sync+0x198/0x19c [ 45.053817][ T6721] [ 45.053817][ T6721] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 45.054939][ T6721] ocfs2_start_trans+0x1f4/0x6b0 [ 45.055755][ T6721] ocfs2_mknod+0xc50/0x1cf0 [ 45.056528][ T6721] ocfs2_mkdir+0x190/0x474 [ 45.057331][ T6721] vfs_mkdir+0x284/0x424 [ 45.058035][ T6721] do_mkdirat+0x1f8/0x4c8 [ 45.058778][ T6721] __arm64_sys_mkdirat+0x8c/0xa4 [ 45.059538][ T6721] invoke_syscall+0x98/0x254 [ 45.060286][ T6721] el0_svc_common+0x130/0x23c [ 45.061093][ T6721] do_el0_svc+0x48/0x58 [ 45.061755][ T6721] el0_svc+0x5c/0x254 [ 45.062428][ T6721] el0t_64_sync_handler+0x84/0x12c [ 45.063346][ T6721] el0t_64_sync+0x198/0x19c [ 45.064167][ T6721] [ 45.064167][ T6721] -> #0 (&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 45.065946][ T6721] __lock_acquire+0x1774/0x30a4 [ 45.066812][ T6721] lock_acquire+0x14c/0x2e0 [ 45.067671][ T6721] down_write+0x50/0xc0 [ 45.068468][ T6721] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 45.069535][ T6721] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 45.070644][ T6721] ocfs2_reserve_clusters+0x3c/0x50 [ 45.071613][ T6721] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 45.072625][ T6721] ocfs2_xattr_set+0x920/0xe9c [ 45.073512][ T6721] ocfs2_xattr_trusted_set+0x4c/0x64 [ 45.074412][ T6721] __vfs_setxattr+0x3d8/0x400 [ 45.075246][ T6721] __vfs_setxattr_noperm+0x120/0x5c4 [ 45.076110][ T6721] __vfs_setxattr_locked+0x1ec/0x218 [ 45.076986][ T6721] vfs_setxattr+0x158/0x2ac [ 45.077751][ T6721] ovl_get_workdir+0x9e4/0x1280 [ 45.078489][ T6721] ovl_fill_super+0xff4/0x2c38 [ 45.079308][ T6721] get_tree_nodev+0xb4/0x144 [ 45.080067][ T6721] ovl_get_tree+0x28/0x38 [ 45.080749][ T6721] vfs_get_tree+0x90/0x28c [ 45.081402][ T6721] do_new_mount+0x278/0x7f4 [ 45.082281][ T6721] path_mount+0x5b4/0xde0 [ 45.083088][ T6721] __arm64_sys_mount+0x3e8/0x468 [ 45.083901][ T6721] invoke_syscall+0x98/0x254 [ 45.084683][ T6721] el0_svc_common+0x130/0x23c [ 45.085530][ T6721] do_el0_svc+0x48/0x58 [ 45.086262][ T6721] el0_svc+0x5c/0x254 [ 45.086980][ T6721] el0t_64_sync_handler+0x84/0x12c [ 45.087867][ T6721] el0t_64_sync+0x198/0x19c [ 45.088716][ T6721] [ 45.088716][ T6721] other info that might help us debug this: [ 45.088716][ T6721] [ 45.090383][ T6721] Chain exists of: [ 45.090383][ T6721] &ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE] --> jbd2_handle --> &oi->ip_xattr_sem [ 45.090383][ T6721] [ 45.092934][ T6721] Possible unsafe locking scenario: [ 45.092934][ T6721] [ 45.094118][ T6721] CPU0 CPU1 [ 45.094940][ T6721] ---- ---- [ 45.095791][ T6721] lock(&oi->ip_xattr_sem); [ 45.096564][ T6721] lock(jbd2_handle); [ 45.097577][ T6721] lock(&oi->ip_xattr_sem); [ 45.098692][ T6721] lock(&ocfs2_sysfile_lock_key[LOCAL_ALLOC_SYSTEM_INODE]); [ 45.099840][ T6721] [ 45.099840][ T6721] *** DEADLOCK *** [ 45.099840][ T6721] [ 45.101108][ T6721] 4 locks held by syz.0.17/6721: [ 45.101832][ T6721] #0: ffff0000c83840e0 (&type->s_umount_key#54/1){+.+.}-{4:4}, at: alloc_super+0x1a0/0x80c [ 45.103369][ T6721] #1: ffff0000da056428 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 45.104766][ T6721] #2: ffff0000f2a35f40 (&sb->s_type->i_mutex_key#22){++++}-{4:4}, at: vfs_setxattr+0x138/0x2ac [ 45.106352][ T6721] #3: ffff0000f2a35c78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 45.107785][ T6721] [ 45.107785][ T6721] stack backtrace: [ 45.108631][ T6721] CPU: 0 UID: 0 PID: 6721 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 45.110031][ T6721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 45.111595][ T6721] Call trace: [ 45.112103][ T6721] show_stack+0x2c/0x3c (C) [ 45.112745][ T6721] __dump_stack+0x30/0x40 [ 45.113412][ T6721] dump_stack_lvl+0xd8/0x12c [ 45.114094][ T6721] dump_stack+0x1c/0x28 [ 45.114734][ T6721] print_circular_bug+0x324/0x32c [ 45.115502][ T6721] check_noncircular+0x154/0x174 [ 45.116220][ T6721] __lock_acquire+0x1774/0x30a4 [ 45.116897][ T6721] lock_acquire+0x14c/0x2e0 [ 45.117589][ T6721] down_write+0x50/0xc0 [ 45.118235][ T6721] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 45.119068][ T6721] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 45.119945][ T6721] ocfs2_reserve_clusters+0x3c/0x50 [ 45.120668][ T6721] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 45.121491][ T6721] ocfs2_xattr_set+0x920/0xe9c [ 45.122251][ T6721] ocfs2_xattr_trusted_set+0x4c/0x64 [ 45.123042][ T6721] __vfs_setxattr+0x3d8/0x400 [ 45.123813][ T6721] __vfs_setxattr_noperm+0x120/0x5c4 [ 45.124668][ T6721] __vfs_setxattr_locked+0x1ec/0x218 [ 45.125506][ T6721] vfs_setxattr+0x158/0x2ac [ 45.126249][ T6721] ovl_get_workdir+0x9e4/0x1280 [ 45.126999][ T6721] ovl_fill_super+0xff4/0x2c38 [ 45.127721][ T6721] get_tree_nodev+0xb4/0x144 [ 45.128397][ T6721] ovl_get_tree+0x28/0x38 [ 45.129047][ T6721] vfs_get_tree+0x90/0x28c [ 45.129752][ T6721] do_new_mount+0x278/0x7f4 [ 45.130497][ T6721] path_mount+0x5b4/0xde0 [ 45.131146][ T6721] __arm64_sys_mount+0x3e8/0x468 [ 45.131891][ T6721] invoke_syscall+0x98/0x254 [ 45.132569][ T6721] el0_svc_common+0x130/0x23c [ 45.133269][ T6721] do_el0_svc+0x48/0x58 [ 45.133853][ T6721] el0_svc+0x5c/0x254 [ 45.134435][ T6721] el0t_64_sync_handler+0x84/0x12c [ 45.135102][ T6721] el0t_64_sync+0x198/0x19c [ 45.137767][ T6721] overlayfs: upper fs missing required features. [ 45.147631][ T6642] ocfs2: Unmounting device (7,0) on (node local)