Warning: Permanently added '10.128.0.4' (ED25519) to the list of known hosts. 1970/01/01 00:00:26 parsed 1 programs [ 27.619092][ T6555] cgroup: Unknown subsys name 'net' [ 27.724482][ T6555] cgroup: Unknown subsys name 'cpuset' [ 27.726225][ T6555] cgroup: Unknown subsys name 'rlimit' [ 27.859868][ T6555] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 34.184779][ T6561] 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. [ 34.283189][ T6570] chnl_net:caif_netlink_parms(): no params data found [ 34.303939][ T6570] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.304202][ T6570] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.304275][ T6570] bridge_slave_0: entered allmulticast mode [ 34.304733][ T6570] bridge_slave_0: entered promiscuous mode [ 34.305793][ T6570] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.305834][ T6570] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.305889][ T6570] bridge_slave_1: entered allmulticast mode [ 34.306306][ T6570] bridge_slave_1: entered promiscuous mode [ 34.317678][ T6570] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.318774][ T6570] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.326989][ T6570] team0: Port device team_slave_0 added [ 34.343734][ T6570] team0: Port device team_slave_1 added [ 34.350533][ T6570] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.350563][ T6570] 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. [ 34.350585][ T6570] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.351313][ T6570] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.351321][ T6570] 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. [ 34.351332][ T6570] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.371867][ T6570] hsr_slave_0: entered promiscuous mode [ 34.372858][ T6570] hsr_slave_1: entered promiscuous mode [ 34.411594][ T6570] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 34.415128][ T6570] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 34.428790][ T6570] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 34.431395][ T6570] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 34.440292][ T6570] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.440354][ T6570] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.440528][ T6570] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.440552][ T6570] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.454371][ T6570] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.457259][ T41] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.458664][ T41] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.464862][ T6570] 8021q: adding VLAN 0 to HW filter on device team0 [ 34.470050][ T41] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.470098][ T41] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.474220][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.474258][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.521200][ T6570] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 34.531723][ T6570] veth0_vlan: entered promiscuous mode [ 34.534003][ T6570] veth1_vlan: entered promiscuous mode [ 34.539697][ T6570] veth0_macvtap: entered promiscuous mode [ 34.540943][ T6570] veth1_macvtap: entered promiscuous mode [ 34.584520][ T6570] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 34.585575][ T6570] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 34.589427][ T42] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.589475][ T42] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.589497][ T42] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.589513][ T42] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 34.847259][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.900185][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.954183][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.024112][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.308987][ T6623] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.310602][ T6623] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.312242][ T6623] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.314293][ T6623] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.315859][ T6623] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.678491][ T992] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.678522][ T992] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 35.688241][ T2216] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 35.689678][ T2216] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:35 executed programs: 0 [ 35.865639][ T6128] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 35.866155][ T6128] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 35.866304][ T6128] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 35.866652][ T6128] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 35.866851][ T6128] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 35.913524][ T6661] chnl_net:caif_netlink_parms(): no params data found [ 35.935647][ T6661] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.935723][ T6661] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.935808][ T6661] bridge_slave_0: entered allmulticast mode [ 35.936259][ T6661] bridge_slave_0: entered promiscuous mode [ 35.937295][ T6661] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.937333][ T6661] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.937384][ T6661] bridge_slave_1: entered allmulticast mode [ 35.937822][ T6661] bridge_slave_1: entered promiscuous mode [ 35.948766][ T6661] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.949778][ T6661] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.957329][ T6661] team0: Port device team_slave_0 added [ 35.958115][ T6661] team0: Port device team_slave_1 added [ 35.965933][ T6661] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.965954][ T6661] 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. [ 35.965967][ T6661] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.966471][ T6661] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.966478][ T6661] 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. [ 35.966492][ T6661] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.980057][ T6661] hsr_slave_0: entered promiscuous mode [ 35.980359][ T6661] hsr_slave_1: entered promiscuous mode [ 35.980534][ T6661] debugfs: 'hsr0' already exists in 'hsr' [ 35.980579][ T6661] Cannot create hsr debugfs directory [ 37.952409][ T6128] Bluetooth: hci0: command tx timeout [ 38.168597][ T12] bridge_slave_1: left allmulticast mode [ 38.168636][ T12] bridge_slave_1: left promiscuous mode [ 38.168903][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.174752][ T12] bridge_slave_0: left allmulticast mode [ 38.174781][ T12] bridge_slave_0: left promiscuous mode [ 38.174848][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.315747][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 38.343774][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 38.382936][ T12] bond0 (unregistering): Released all slaves [ 38.455655][ T12] hsr_slave_0: left promiscuous mode [ 38.455942][ T12] hsr_slave_1: left promiscuous mode [ 38.456261][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 38.456276][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 38.457458][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 38.457469][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 38.465094][ T12] veth1_macvtap: left promiscuous mode [ 38.465157][ T12] veth0_macvtap: left promiscuous mode [ 38.465352][ T12] veth1_vlan: left promiscuous mode [ 38.465405][ T12] veth0_vlan: left promiscuous mode [ 38.579554][ T12] team0 (unregistering): Port device team_slave_1 removed [ 38.586183][ T12] team0 (unregistering): Port device team_slave_0 removed [ 38.895234][ T6661] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.897949][ T6661] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.900753][ T6661] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.903372][ T6661] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.955574][ T6661] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.959383][ T6661] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.961558][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.961605][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.966272][ T992] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.966314][ T992] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.186311][ T6661] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.197866][ T6661] veth0_vlan: entered promiscuous mode [ 39.199308][ T6661] veth1_vlan: entered promiscuous mode [ 39.209737][ T6661] veth0_macvtap: entered promiscuous mode [ 39.210868][ T6661] veth1_macvtap: entered promiscuous mode [ 39.217608][ T6661] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.218470][ T6661] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.229455][ T837] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.229688][ T837] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.229704][ T837] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.229717][ T837] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.256405][ T992] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.256437][ T992] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.267251][ T992] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 39.267281][ T992] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 39.366775][ T6740] loop0: detected capacity change from 0 to 32768 [ 39.420881][ T6740] bcachefs (loop0): starting version 1.13: inode_has_child_snapshots opts=compression=gzip [ 39.422818][ T6740] features: new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes [ 39.424931][ T6740] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 [ 39.426259][ T6740] bcachefs (loop0): recovering from clean shutdown, journal seq 8 [ 39.427500][ T6740] bcachefs (loop0): Doing compatible version upgrade from 1.13: inode_has_child_snapshots to 1.28: inode_has_case_insensitive [ 39.427500][ T6740] running recovery passes: check_allocations,check_extents_to_backpointers,check_inodes [ 39.435076][ T6740] bcachefs (loop0): error reading btree root btree=accounting level=0: btree_node_read_error, fixing [ 39.435220][ T6740] bcachefs (loop0): check_topology... done [ 39.435667][ T6740] bcachefs (loop0): accounting_read... done [ 39.462718][ T6740] bcachefs (loop0): alloc_read... done [ 39.464031][ T6740] bcachefs (loop0): snapshots_read... done [ 39.465309][ T6740] bcachefs (loop0): check_allocations... [ 39.467623][ T6740] bcachefs (loop0): bucket 0:78 gen 0 has wrong data_type: got btree, should be need_discard, fixing [ 39.467691][ T6740] bcachefs (loop0): bucket 0:78 gen 0 data type need_discard has wrong dirty_sectors: got 64, should be 0, fixing [ 39.473008][ T6740] done [ 39.476400][ T6740] bcachefs (loop0): going read-write [ 39.479610][ T6740] bcachefs (loop0): journal_replay... done [ 39.488178][ T6740] bcachefs (loop0): check_lrus... done [ 39.488638][ T6740] bcachefs (loop0): check_backpointers_to_extents... done [ 39.491614][ T6740] bcachefs (loop0): check_extents_to_backpointers... done [ 39.494224][ T6740] bcachefs (loop0): check_inodes... done [ 39.494942][ T6740] bcachefs (loop0): resume_logged_ops... done [ 39.496012][ T6740] bcachefs (loop0): delete_dead_inodes... done [ 39.499368][ T6740] bcachefs (loop0): Fixed errors, running fsck a second time to verify fs is clean [ 39.499390][ T6740] bcachefs (loop0): check_extents_to_backpointers... [ 39.499824][ T6740] bcachefs (loop0): scanning for missing backpointers in 1/512 buckets [ 39.502303][ T6740] done [ 39.504861][ T6740] bcachefs (loop0): check_inodes... done [ 39.505303][ T6740] bcachefs (loop0): resume_logged_ops... done [ 39.506556][ T6740] bcachefs (loop0): delete_dead_inodes... done [ 39.509873][ T6740] bcachefs (loop0): done starting filesystem [ 39.526979][ T6740] [ 39.527432][ T6740] ============================================ [ 39.528402][ T6740] WARNING: possible recursive locking detected [ 39.529260][ T6740] 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 Not tainted [ 39.530200][ T6740] -------------------------------------------- [ 39.531040][ T6740] syz.0.17/6740 is trying to acquire lock: [ 39.531883][ T6740] ffff0000eb6d54d0 (&sb->s_type->i_mutex_key#21){++++}-{4:4}, at: vfs_link+0x2f0/0x590 [ 39.533351][ T6740] [ 39.533351][ T6740] but task is already holding lock: [ 39.534426][ T6740] ffff0000eb6d3670 (&sb->s_type->i_mutex_key#21){++++}-{4:4}, at: ovl_create_or_link+0x608/0x11b8 [ 39.536192][ T6740] [ 39.536192][ T6740] other info that might help us debug this: [ 39.537477][ T6740] Possible unsafe locking scenario: [ 39.537477][ T6740] [ 39.538630][ T6740] CPU0 [ 39.539136][ T6740] ---- [ 39.539640][ T6740] lock(&sb->s_type->i_mutex_key#21); [ 39.540510][ T6740] lock(&sb->s_type->i_mutex_key#21); [ 39.541376][ T6740] [ 39.541376][ T6740] *** DEADLOCK *** [ 39.541376][ T6740] [ 39.542663][ T6740] May be due to missing lock nesting notation [ 39.542663][ T6740] [ 39.543854][ T6740] 6 locks held by syz.0.17/6740: [ 39.544634][ T6740] #0: ffff0000cb056428 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 39.546090][ T6740] #1: ffff0000f4e61e50 (&ovl_i_mutex_dir_key[depth]/1){+.+.}-{4:4}, at: filename_create+0x1ac/0x32c [ 39.547845][ T6740] #2: ffff0000f4e629e0 (&ovl_i_mutex_key[depth]){+.+.}-{4:4}, at: vfs_link+0x2f0/0x590 [ 39.549443][ T6740] #3: ffff0000f4e62d98 (&ovl_i_lock_key[depth]){+.+.}-{4:4}, at: ovl_nlink_start+0x2fc/0x6e0 [ 39.551173][ T6740] #4: ffff0000cbd7e428 (sb_writers#11){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 39.552737][ T6740] #5: ffff0000eb6d3670 (&sb->s_type->i_mutex_key#21){++++}-{4:4}, at: ovl_create_or_link+0x608/0x11b8 [ 39.554559][ T6740] [ 39.554559][ T6740] stack backtrace: [ 39.555567][ T6740] CPU: 0 UID: 0 PID: 6740 Comm: syz.0.17 Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT [ 39.557342][ T6740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 39.559072][ T6740] Call trace: [ 39.559642][ T6740] show_stack+0x2c/0x3c (C) [ 39.560399][ T6740] __dump_stack+0x30/0x40 [ 39.561103][ T6740] dump_stack_lvl+0xd8/0x12c [ 39.561846][ T6740] dump_stack+0x1c/0x28 [ 39.562483][ T6740] print_deadlock_bug+0x2e8/0x2f0 [ 39.563266][ T6740] __lock_acquire+0x2940/0x30a4 [ 39.564011][ T6740] lock_acquire+0x14c/0x2e0 [ 39.564681][ T6740] down_write+0x50/0xc0 [ 39.565376][ T6740] vfs_link+0x2f0/0x590 [ 39.566086][ T6740] ovl_create_real+0x11c/0x3fc [ 39.566898][ T6740] ovl_create_or_link+0x62c/0x11b8 [ 39.567778][ T6740] ovl_link+0x1d8/0x258 [ 39.568509][ T6740] vfs_link+0x3e0/0x590 [ 39.569189][ T6740] do_linkat+0x224/0x48c [ 39.569899][ T6740] __arm64_sys_linkat+0xdc/0xf8 [ 39.570627][ T6740] invoke_syscall+0x98/0x2b8 [ 39.571379][ T6740] el0_svc_common+0x130/0x23c [ 39.572146][ T6740] do_el0_svc+0x48/0x58 [ 39.572784][ T6740] el0_svc+0x58/0x180 [ 39.573409][ T6740] el0t_64_sync_handler+0x84/0x12c [ 39.574192][ T6740] el0t_64_sync+0x198/0x19c