Warning: Permanently added '10.128.1.5' (ED25519) to the list of known hosts. 1970/01/01 00:00:32 parsed 1 programs [ 33.382403][ T6556] cgroup: Unknown subsys name 'net' [ 33.502410][ T6556] cgroup: Unknown subsys name 'cpuset' [ 33.504401][ T6556] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 33.679787][ T6556] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 38.043488][ T6564] 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. [ 38.474710][ T6593] chnl_net:caif_netlink_parms(): no params data found [ 38.551674][ T6593] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.551947][ T6593] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.552024][ T6593] bridge_slave_0: entered allmulticast mode [ 38.552899][ T6593] bridge_slave_0: entered promiscuous mode [ 38.554131][ T6593] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.554176][ T6593] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.554222][ T6593] bridge_slave_1: entered allmulticast mode [ 38.554613][ T6593] bridge_slave_1: entered promiscuous mode [ 38.568652][ T6593] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.569571][ T6593] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.576514][ T6593] team0: Port device team_slave_0 added [ 38.577232][ T6593] team0: Port device team_slave_1 added [ 38.588118][ T6593] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.588143][ 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 1532 would solve the problem. [ 38.588163][ T6593] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.588834][ T6593] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.588852][ 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 1532 would solve the problem. [ 38.588871][ T6593] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.611683][ T6593] hsr_slave_0: entered promiscuous mode [ 38.612066][ T6593] hsr_slave_1: entered promiscuous mode [ 38.660158][ T6593] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.664271][ T6593] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.666646][ T6593] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.668607][ T6593] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.814494][ T6593] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.814548][ T6593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.814720][ T6593] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.814765][ T6593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.833727][ T6593] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.839189][ T694] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.840707][ T694] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.845320][ T6593] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.847673][ T15] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.847715][ T15] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.850185][ T15] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.850206][ T15] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.905021][ T6593] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.916475][ T6593] veth0_vlan: entered promiscuous mode [ 38.917940][ T6593] veth1_vlan: entered promiscuous mode [ 38.925054][ T6593] veth0_macvtap: entered promiscuous mode [ 38.926020][ T6593] veth1_macvtap: entered promiscuous mode [ 38.930401][ T6593] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.931541][ T6593] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.933269][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.933471][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.933532][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.933570][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.187199][ T887] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.244974][ T887] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.316314][ T887] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.346128][ T887] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.379181][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.381572][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.382020][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.382356][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.382556][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.485465][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.485495][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.494855][ T694] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.494882][ T694] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:39 executed programs: 0 [ 39.993815][ T6145] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.994153][ T6145] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.994325][ T6145] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.994600][ T6145] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.994782][ T6145] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 40.043947][ T6665] chnl_net:caif_netlink_parms(): no params data found [ 40.062793][ T6665] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.062863][ T6665] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.063633][ T6665] bridge_slave_0: entered allmulticast mode [ 40.064077][ T6665] bridge_slave_0: entered promiscuous mode [ 40.064876][ T6665] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.064918][ T6665] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.064965][ T6665] bridge_slave_1: entered allmulticast mode [ 40.065369][ T6665] bridge_slave_1: entered promiscuous mode [ 40.074359][ T6665] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.075878][ T6665] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.083586][ T6665] team0: Port device team_slave_0 added [ 40.084327][ T6665] team0: Port device team_slave_1 added [ 40.090626][ T6665] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.090655][ T6665] 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. [ 40.090665][ T6665] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.092944][ T6665] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.092953][ T6665] 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. [ 40.092964][ T6665] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.104516][ T6665] hsr_slave_0: entered promiscuous mode [ 40.104813][ T6665] hsr_slave_1: entered promiscuous mode [ 40.105009][ T6665] debugfs: 'hsr0' already exists in 'hsr' [ 40.105064][ T6665] Cannot create hsr debugfs directory [ 42.011157][ T53] Bluetooth: hci0: command tx timeout [ 42.297859][ T887] bridge_slave_1: left allmulticast mode [ 42.297904][ T887] bridge_slave_1: left promiscuous mode [ 42.298279][ T887] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.311704][ T887] bridge_slave_0: left allmulticast mode [ 42.311730][ T887] bridge_slave_0: left promiscuous mode [ 42.311843][ T887] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.453638][ T887] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 42.492118][ T887] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 42.532091][ T887] bond0 (unregistering): Released all slaves [ 42.591895][ T887] hsr_slave_0: left promiscuous mode [ 42.592805][ T887] hsr_slave_1: left promiscuous mode [ 42.593083][ T887] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 42.593097][ T887] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 42.593484][ T887] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 42.593493][ T887] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 42.597825][ T887] veth1_macvtap: left promiscuous mode [ 42.597869][ T887] veth0_macvtap: left promiscuous mode [ 42.597915][ T887] veth1_vlan: left promiscuous mode [ 42.598131][ T887] veth0_vlan: left promiscuous mode [ 42.728834][ T887] team0 (unregistering): Port device team_slave_1 removed [ 42.735865][ T887] team0 (unregistering): Port device team_slave_0 removed [ 42.928709][ T6665] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.930484][ T6665] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.932761][ T6665] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.935583][ T6665] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.958808][ T6665] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.962196][ T6665] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.964004][ T15] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.964045][ T15] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.968386][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.968423][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.979469][ T6665] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.981485][ T6665] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.022168][ T6665] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.033703][ T6665] veth0_vlan: entered promiscuous mode [ 43.035252][ T6665] veth1_vlan: entered promiscuous mode [ 43.042042][ T6665] veth0_macvtap: entered promiscuous mode [ 43.043791][ T6665] veth1_macvtap: entered promiscuous mode [ 43.067907][ T6665] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.068891][ T6665] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.071641][ T39] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.072457][ T39] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.072482][ T39] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.072497][ T39] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.095674][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.095707][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.104392][ T694] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.104421][ T694] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.336210][ T6712] loop0: detected capacity change from 0 to 32768 [ 43.336751][ T6712] ======================================================= [ 43.336751][ T6712] WARNING: The mand mount option has been deprecated and [ 43.336751][ T6712] and is ignored by this kernel. Remove the mand [ 43.336751][ T6712] option from the mount to silence this warning. [ 43.336751][ T6712] ======================================================= [ 43.349401][ T6712] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.362878][ T6712] overlayfs: upper fs does not support tmpfile. [ 43.365253][ T6712] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 43.366591][ T6712] [ 43.366969][ T6712] ====================================================== [ 43.368025][ T6712] WARNING: possible circular locking dependency detected [ 43.369060][ T6712] syzkaller #0 Not tainted [ 43.369725][ T6712] ------------------------------------------------------ [ 43.370680][ T6712] syz.0.17/6712 is trying to acquire lock: [ 43.371499][ T6712] ffff0000f68f5100 (&ocfs2_sysfile_lock_key[GLOBAL_BITMAP_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_suballoc_bits+0x12c/0x3b9c [ 43.373438][ T6712] [ 43.373438][ T6712] but task is already holding lock: [ 43.374451][ T6712] ffff0000f68fdc78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 43.375771][ T6712] [ 43.375771][ T6712] which lock already depends on the new lock. [ 43.375771][ T6712] [ 43.377367][ T6712] [ 43.377367][ T6712] the existing dependency chain (in reverse order) is: [ 43.378729][ T6712] [ 43.378729][ T6712] -> #4 (&oi->ip_xattr_sem){+.+.}-{4:4}: [ 43.379985][ T6712] down_write+0x50/0xc0 [ 43.380672][ T6712] ocfs2_xattr_set_handle+0x2a8/0x5e4 [ 43.381582][ T6712] ocfs2_init_security_set+0xb4/0xd8 [ 43.382423][ T6712] ocfs2_mknod+0x106c/0x1cf0 [ 43.383225][ T6712] ocfs2_mkdir+0x190/0x474 [ 43.383960][ T6712] vfs_mkdir+0x284/0x424 [ 43.384703][ T6712] do_mkdirat+0x1f8/0x4c8 [ 43.385352][ T6712] __arm64_sys_mkdirat+0x8c/0xa4 [ 43.386153][ T6712] invoke_syscall+0x98/0x254 [ 43.386867][ T6712] el0_svc_common+0x130/0x23c [ 43.387625][ T6712] do_el0_svc+0x48/0x58 [ 43.388276][ T6712] el0_svc+0x5c/0x254 [ 43.388935][ T6712] el0t_64_sync_handler+0x84/0x12c [ 43.389694][ T6712] el0t_64_sync+0x198/0x19c [ 43.390422][ T6712] [ 43.390422][ T6712] -> #3 (jbd2_handle){++++}-{0:0}: [ 43.391520][ T6712] start_this_handle+0xe74/0x10dc [ 43.392375][ T6712] jbd2__journal_start+0x288/0x51c [ 43.393186][ T6712] jbd2_journal_start+0x3c/0x4c [ 43.393971][ T6712] ocfs2_start_trans+0x368/0x6b0 [ 43.394743][ T6712] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 43.395582][ T6712] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 43.396526][ T6712] ocfs2_mknod+0xbd8/0x1cf0 [ 43.397265][ T6712] ocfs2_mkdir+0x190/0x474 [ 43.397974][ T6712] vfs_mkdir+0x284/0x424 [ 43.398697][ T6712] do_mkdirat+0x1f8/0x4c8 [ 43.399485][ T6712] __arm64_sys_mkdirat+0x8c/0xa4 [ 43.400339][ T6712] invoke_syscall+0x98/0x254 [ 43.401069][ T6712] el0_svc_common+0x130/0x23c [ 43.401825][ T6712] do_el0_svc+0x48/0x58 [ 43.402440][ T6712] el0_svc+0x5c/0x254 [ 43.403076][ T6712] el0t_64_sync_handler+0x84/0x12c [ 43.403867][ T6712] el0t_64_sync+0x198/0x19c [ 43.404543][ T6712] [ 43.404543][ T6712] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 43.405859][ T6712] down_read+0x58/0x2f8 [ 43.406524][ T6712] ocfs2_start_trans+0x35c/0x6b0 [ 43.407312][ T6712] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 43.408251][ T6712] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 43.409255][ T6712] ocfs2_mknod+0xbd8/0x1cf0 [ 43.410010][ T6712] ocfs2_mkdir+0x190/0x474 [ 43.410726][ T6712] vfs_mkdir+0x284/0x424 [ 43.411422][ T6712] do_mkdirat+0x1f8/0x4c8 [ 43.412094][ T6712] __arm64_sys_mkdirat+0x8c/0xa4 [ 43.412855][ T6712] invoke_syscall+0x98/0x254 [ 43.413571][ T6712] el0_svc_common+0x130/0x23c [ 43.414363][ T6712] do_el0_svc+0x48/0x58 [ 43.414989][ T6712] el0_svc+0x5c/0x254 [ 43.415607][ T6712] el0t_64_sync_handler+0x84/0x12c [ 43.416359][ T6712] el0t_64_sync+0x198/0x19c [ 43.417066][ T6712] [ 43.417066][ T6712] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 43.418210][ T6712] ocfs2_start_trans+0x1f4/0x6b0 [ 43.419001][ T6712] ocfs2_reserve_suballoc_bits+0x630/0x3b9c [ 43.419932][ T6712] ocfs2_reserve_new_metadata_blocks+0x368/0x810 [ 43.420861][ T6712] ocfs2_mknod+0xbd8/0x1cf0 [ 43.421739][ T6712] ocfs2_mkdir+0x190/0x474 [ 43.422637][ T6712] vfs_mkdir+0x284/0x424 [ 43.423424][ T6712] do_mkdirat+0x1f8/0x4c8 [ 43.424208][ T6712] __arm64_sys_mkdirat+0x8c/0xa4 [ 43.425070][ T6712] invoke_syscall+0x98/0x254 [ 43.425972][ T6712] el0_svc_common+0x130/0x23c [ 43.426823][ T6712] do_el0_svc+0x48/0x58 [ 43.427579][ T6712] el0_svc+0x5c/0x254 [ 43.428300][ T6712] el0t_64_sync_handler+0x84/0x12c [ 43.429219][ T6712] el0t_64_sync+0x198/0x19c [ 43.429993][ T6712] [ 43.429993][ T6712] -> #0 (&ocfs2_sysfile_lock_key[GLOBAL_BITMAP_SYSTEM_INODE]){+.+.}-{4:4}: [ 43.431712][ T6712] __lock_acquire+0x1774/0x30a4 [ 43.432518][ T6712] lock_acquire+0x14c/0x2e0 [ 43.433307][ T6712] down_write+0x50/0xc0 [ 43.434022][ T6712] ocfs2_reserve_suballoc_bits+0x12c/0x3b9c [ 43.435012][ T6712] ocfs2_reserve_clusters_with_limit+0x290/0x9e0 [ 43.436085][ T6712] ocfs2_reserve_clusters+0x3c/0x50 [ 43.436976][ T6712] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 43.437879][ T6712] ocfs2_xattr_set+0x920/0xe9c [ 43.438652][ T6712] ocfs2_xattr_trusted_set+0x4c/0x64 [ 43.439504][ T6712] __vfs_setxattr+0x3d8/0x400 [ 43.440237][ T6712] __vfs_setxattr_noperm+0x120/0x5c4 [ 43.441084][ T6712] __vfs_setxattr_locked+0x1ec/0x218 [ 43.441869][ T6712] vfs_setxattr+0x158/0x2ac [ 43.442571][ T6712] ovl_get_workdir+0x9d4/0x1270 [ 43.443312][ T6712] ovl_fill_super+0x10d8/0x3118 [ 43.444051][ T6712] get_tree_nodev+0xb4/0x144 [ 43.444818][ T6712] ovl_get_tree+0x28/0x38 [ 43.445464][ T6712] vfs_get_tree+0x90/0x28c [ 43.446223][ T6712] do_new_mount+0x284/0x944 [ 43.446928][ T6712] path_mount+0x5b4/0xdfc [ 43.447664][ T6712] __arm64_sys_mount+0x3e8/0x468 [ 43.448440][ T6712] invoke_syscall+0x98/0x254 [ 43.449161][ T6712] el0_svc_common+0x130/0x23c [ 43.450010][ T6712] do_el0_svc+0x48/0x58 [ 43.450815][ T6712] el0_svc+0x5c/0x254 [ 43.451564][ T6712] el0t_64_sync_handler+0x84/0x12c [ 43.452454][ T6712] el0t_64_sync+0x198/0x19c [ 43.453240][ T6712] [ 43.453240][ T6712] other info that might help us debug this: [ 43.453240][ T6712] [ 43.454707][ T6712] Chain exists of: [ 43.454707][ T6712] &ocfs2_sysfile_lock_key[GLOBAL_BITMAP_SYSTEM_INODE] --> jbd2_handle --> &oi->ip_xattr_sem [ 43.454707][ T6712] [ 43.457064][ T6712] Possible unsafe locking scenario: [ 43.457064][ T6712] [ 43.458179][ T6712] CPU0 CPU1 [ 43.458905][ T6712] ---- ---- [ 43.459704][ T6712] lock(&oi->ip_xattr_sem); [ 43.460445][ T6712] lock(jbd2_handle); [ 43.461597][ T6712] lock(&oi->ip_xattr_sem); [ 43.462689][ T6712] lock(&ocfs2_sysfile_lock_key[GLOBAL_BITMAP_SYSTEM_INODE]); [ 43.463843][ T6712] [ 43.463843][ T6712] *** DEADLOCK *** [ 43.463843][ T6712] [ 43.465069][ T6712] 4 locks held by syz.0.17/6712: [ 43.465781][ T6712] #0: ffff0000d20e60e0 (&type->s_umount_key#54/1){+.+.}-{4:4}, at: alloc_super+0x168/0x7d4 [ 43.467307][ T6712] #1: ffff0000d868a420 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 43.468683][ T6712] #2: ffff0000f68fdf40 (&sb->s_type->i_mutex_key#22){++++}-{4:4}, at: vfs_setxattr+0x138/0x2ac [ 43.470344][ T6712] #3: ffff0000f68fdc78 (&oi->ip_xattr_sem){+.+.}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 43.471815][ T6712] [ 43.471815][ T6712] stack backtrace: [ 43.472659][ T6712] CPU: 1 UID: 0 PID: 6712 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 43.473897][ T6712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.475287][ T6712] Call trace: [ 43.475756][ T6712] show_stack+0x2c/0x3c (C) [ 43.476437][ T6712] __dump_stack+0x30/0x40 [ 43.477063][ T6712] dump_stack_lvl+0xd8/0x12c [ 43.477728][ T6712] dump_stack+0x1c/0x28 [ 43.478346][ T6712] print_circular_bug+0x324/0x32c [ 43.479060][ T6712] check_noncircular+0x154/0x174 [ 43.479813][ T6712] __lock_acquire+0x1774/0x30a4 [ 43.480553][ T6712] lock_acquire+0x14c/0x2e0 [ 43.481182][ T6712] down_write+0x50/0xc0 [ 43.481731][ T6712] ocfs2_reserve_suballoc_bits+0x12c/0x3b9c [ 43.482562][ T6712] ocfs2_reserve_clusters_with_limit+0x290/0x9e0 [ 43.483467][ T6712] ocfs2_reserve_clusters+0x3c/0x50 [ 43.484217][ T6712] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 43.484994][ T6712] ocfs2_xattr_set+0x920/0xe9c [ 43.485691][ T6712] ocfs2_xattr_trusted_set+0x4c/0x64 [ 43.486462][ T6712] __vfs_setxattr+0x3d8/0x400 [ 43.487128][ T6712] __vfs_setxattr_noperm+0x120/0x5c4 [ 43.487870][ T6712] __vfs_setxattr_locked+0x1ec/0x218 [ 43.488609][ T6712] vfs_setxattr+0x158/0x2ac [ 43.489238][ T6712] ovl_get_workdir+0x9d4/0x1270 [ 43.489977][ T6712] ovl_fill_super+0x10d8/0x3118 [ 43.490690][ T6712] get_tree_nodev+0xb4/0x144 [ 43.491369][ T6712] ovl_get_tree+0x28/0x38 [ 43.492014][ T6712] vfs_get_tree+0x90/0x28c [ 43.492673][ T6712] do_new_mount+0x284/0x944 [ 43.493323][ T6712] path_mount+0x5b4/0xdfc [ 43.493973][ T6712] __arm64_sys_mount+0x3e8/0x468 [ 43.494697][ T6712] invoke_syscall+0x98/0x254 [ 43.495360][ T6712] el0_svc_common+0x130/0x23c [ 43.496018][ T6712] do_el0_svc+0x48/0x58 [ 43.496589][ T6712] el0_svc+0x5c/0x254 [ 43.497213][ T6712] el0t_64_sync_handler+0x84/0x12c [ 43.497933][ T6712] el0t_64_sync+0x198/0x19c [ 43.499163][ T6712] overlayfs: upper fs missing required features. SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 43.506857][ T6665] ocfs2: Unmounting device (7,0) on (node local)