Warning: Permanently added '10.128.0.252' (ED25519) to the list of known hosts. 2026/09/29 15:42:42 parsed 1 programs 2026/09/29 15:42:42 serving rpc on tcp://37593 [ 77.911340][ T5618] cgroup: Unknown subsys name 'net' [ 78.001180][ T5618] cgroup: Unknown subsys name 'cpuset' [ 78.010480][ T5618] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 79.363726][ T5618] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 82.181854][ T5631] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 82.683733][ T5638] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.684307][ T5638] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.684393][ T5638] bridge_slave_0: entered allmulticast mode [ 82.685371][ T5638] bridge_slave_0: entered promiscuous mode [ 82.690064][ T5638] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.690210][ T5638] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.690337][ T5638] bridge_slave_1: entered allmulticast mode [ 82.691923][ T5638] bridge_slave_1: entered promiscuous mode [ 82.723683][ T5638] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.726690][ T5638] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.767358][ T5638] team0: Port device team_slave_0 added [ 82.770699][ T5638] team0: Port device team_slave_1 added [ 82.790943][ T5638] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.790956][ T5638] 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. [ 82.790968][ T5638] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 82.793010][ T5638] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 82.793023][ T5638] 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. [ 82.793046][ T5638] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 82.842884][ T5638] hsr_slave_0: entered promiscuous mode [ 82.843994][ T5638] hsr_slave_1: entered promiscuous mode [ 83.001397][ T5638] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 83.006851][ T5638] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 83.009187][ T5638] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 83.021427][ T5638] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 83.022677][ T5638] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 83.035228][ T5638] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 83.036370][ T5638] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 83.041536][ T5638] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 83.076441][ T5638] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.076514][ T5638] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.076865][ T5638] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.076929][ T5638] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.135952][ T5638] 8021q: adding VLAN 0 to HW filter on device bond0 [ 83.152123][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.152852][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.164007][ T5638] 8021q: adding VLAN 0 to HW filter on device team0 [ 83.176096][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.176207][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.185315][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.185411][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.476109][ T5638] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 83.522079][ T5638] veth0_vlan: entered promiscuous mode [ 83.534205][ T5638] veth1_vlan: entered promiscuous mode [ 83.561975][ T5638] veth0_macvtap: entered promiscuous mode [ 83.565417][ T5638] veth1_macvtap: entered promiscuous mode [ 83.583844][ T5638] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.598294][ T5638] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.658496][ T1180] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.658546][ T1180] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.658580][ T1180] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.658610][ T1180] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.790955][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 83.868583][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 83.955532][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.035308][ T5684] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.036548][ T5684] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.037103][ T5684] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.039202][ T5684] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.040202][ T5684] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.095878][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.396930][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.396950][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.430544][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.430566][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.000106][ T12] bridge_slave_1: left allmulticast mode [ 86.000147][ T12] bridge_slave_1: left promiscuous mode [ 86.000891][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.032118][ T12] bridge_slave_0: left allmulticast mode [ 86.032143][ T12] bridge_slave_0: left promiscuous mode [ 86.032343][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.245261][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 86.263976][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 86.267581][ T12] bond0 (unregistering): Released all slaves [ 86.375500][ T12] hsr_slave_0: left promiscuous mode [ 86.376352][ T12] hsr_slave_1: left promiscuous mode [ 86.377248][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 86.377276][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 86.381214][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 86.381232][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 86.407338][ T12] veth1_macvtap: left promiscuous mode [ 86.407392][ T12] veth0_macvtap: left promiscuous mode [ 86.407490][ T12] veth1_vlan: left promiscuous mode [ 86.407568][ T12] veth0_vlan: left promiscuous mode [ 86.646174][ T12] team0 (unregistering): Port device team_slave_1 removed [ 86.664166][ T12] team0 (unregistering): Port device team_slave_0 removed [ 86.741830][ T10] cfg80211: failed to load regulatory.db [ 86.755260][ T5269] 8021q: adding VLAN 0 to HW filter on device eth1 [ 87.718438][ T5269] 8021q: adding VLAN 0 to HW filter on device eth2 [ 88.627382][ T5269] 8021q: adding VLAN 0 to HW filter on device eth3 [ 89.272710][ T5269] 8021q: adding VLAN 0 to HW filter on device eth4 2026/09/29 15:42:56 executed programs: 0 [ 89.629948][ T55] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.632105][ T55] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.632652][ T55] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.633471][ T55] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.634246][ T55] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 90.084954][ T5820] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.085065][ T5820] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.085135][ T5820] bridge_slave_0: entered allmulticast mode [ 90.086068][ T5820] bridge_slave_0: entered promiscuous mode [ 90.089287][ T5820] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.089435][ T5820] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.089551][ T5820] bridge_slave_1: entered allmulticast mode [ 90.091012][ T5820] bridge_slave_1: entered promiscuous mode [ 90.121572][ T5820] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.126725][ T5820] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.163252][ T5820] team0: Port device team_slave_0 added [ 90.171005][ T5820] team0: Port device team_slave_1 added [ 90.189822][ T5820] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.189839][ T5820] 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. [ 90.189860][ T5820] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.191034][ T5820] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.191046][ T5820] 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. [ 90.191068][ T5820] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.231160][ T5820] hsr_slave_0: entered promiscuous mode [ 90.232308][ T5820] hsr_slave_1: entered promiscuous mode [ 90.772722][ T5820] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.781922][ T5820] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 90.783039][ T5820] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.792297][ T5820] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 90.797276][ T5820] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.811141][ T5820] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 90.813515][ T5820] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.830501][ T5820] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 90.925791][ T5820] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.949237][ T5820] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.954800][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.954901][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.972477][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.972573][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.491411][ T5820] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.550530][ T5820] veth0_vlan: entered promiscuous mode [ 91.559619][ T5820] veth1_vlan: entered promiscuous mode [ 91.596339][ T5820] veth0_macvtap: entered promiscuous mode [ 91.601202][ T5820] veth1_macvtap: entered promiscuous mode [ 91.621286][ T5820] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.637023][ T5820] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.687986][ T148] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.688029][ T148] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.688061][ T148] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.688092][ T148] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.708321][ T5684] Bluetooth: hci0: command tx timeout [ 91.758564][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.758585][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.805792][ T52] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.805814][ T52] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.953408][ T5898] [ 91.955782][ T5898] ====================================================== [ 91.962811][ T5898] WARNING: possible circular locking dependency detected [ 91.969852][ T5898] syzkaller #0 Not tainted [ 91.974270][ T5898] ------------------------------------------------------ [ 91.981294][ T5898] syz.0.17/5898 is trying to acquire lock: [ 91.987104][ T5898] ffff88807f144ba8 (&type->i_mutex_dir_key#5){++++}-{4:4}, at: lookup_slow+0x46/0x80 [ 91.996732][ T5898] [ 91.996732][ T5898] but task is already holding lock: [ 92.004104][ T5898] ffff888057041480 (DCACHE_PAR_LOOKUP){+.+.}-{0:0}, at: __d_alloc_parallel+0x39e/0x1700 [ 92.013894][ T5898] [ 92.013894][ T5898] which lock already depends on the new lock. [ 92.013894][ T5898] [ 92.024605][ T5898] [ 92.024605][ T5898] the existing dependency chain (in reverse order) is: [ 92.033629][ T5898] [ 92.033629][ T5898] -> #1 (DCACHE_PAR_LOOKUP){+.+.}-{0:0}: [ 92.041493][ T5898] __d_alloc_parallel+0xc32/0x1700 [ 92.047150][ T5898] __lookup_slow+0x82/0x2f0 [ 92.052320][ T5898] lookup_slow+0x59/0x80 [ 92.057105][ T5898] link_path_walk+0xd22/0x1910 [ 92.062408][ T5898] path_openat+0x1c4/0x1da0 [ 92.067518][ T5898] do_file_open+0x23e/0x4a0 [ 92.072604][ T5898] do_sys_openat2+0x115/0x200 [ 92.077822][ T5898] __x64_sys_openat+0x138/0x170 [ 92.083382][ T5898] do_syscall_64+0x166/0x520 [ 92.088514][ T5898] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.095297][ T5898] [ 92.095297][ T5898] -> #0 (&type->i_mutex_dir_key#5){++++}-{4:4}: [ 92.103841][ T5898] __lock_acquire+0x164c/0x2de0 [ 92.109233][ T5898] lock_acquire+0x115/0x350 [ 92.114279][ T5898] down_read+0x45/0x320 [ 92.119239][ T5898] lookup_slow+0x46/0x80 [ 92.124022][ T5898] ovl_lookup_single+0x323/0xe90 [ 92.129497][ T5898] ovl_lookup_layer+0x377/0x440 [ 92.134974][ T5898] ovl_lookup+0x5e5/0x1c80 [ 92.139936][ T5898] __lookup_slow+0x1fb/0x2f0 [ 92.145071][ T5898] lookup_slow+0x59/0x80 [ 92.149849][ T5898] path_lookupat+0x3f5/0x8c0 [ 92.154975][ T5898] filename_lookup+0x265/0x5d0 [ 92.160273][ T5898] path_removexattrat+0x220/0x760 [ 92.165875][ T5898] __x64_sys_removexattr+0x62/0x70 [ 92.171526][ T5898] do_syscall_64+0x166/0x520 [ 92.176658][ T5898] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.183121][ T5898] [ 92.183121][ T5898] other info that might help us debug this: [ 92.183121][ T5898] [ 92.193355][ T5898] Possible unsafe locking scenario: [ 92.193355][ T5898] [ 92.200815][ T5898] CPU0 CPU1 [ 92.206193][ T5898] ---- ---- [ 92.211561][ T5898] lock(DCACHE_PAR_LOOKUP); [ 92.216163][ T5898] lock(&type->i_mutex_dir_key#5); [ 92.223898][ T5898] lock(DCACHE_PAR_LOOKUP); [ 92.231022][ T5898] rlock(&type->i_mutex_dir_key#5); [ 92.236414][ T5898] [ 92.236414][ T5898] *** DEADLOCK *** [ 92.236414][ T5898] [ 92.244563][ T5898] locks held by syz.0.17/5898: 2, last CPU#0: [ 92.250640][ T5898] #0: ffff888071f1a230 (&ovl_i_mutex_dir_key[depth]){.+.+}-{4:4}, at: lookup_slow+0x46/0x80 [ 92.260851][ T5898] #1: ffff888057041480 (DCACHE_PAR_LOOKUP){+.+.}-{0:0}, at: __d_alloc_parallel+0x39e/0x1700 [ 92.271061][ T5898] [ 92.271061][ T5898] stack backtrace: [ 92.276988][ T5898] CPU: 0 UID: 0 PID: 5898 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 92.286565][ T5898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 92.296657][ T5898] Call Trace: [ 92.299952][ T5898] [ 92.302905][ T5898] dump_stack_lvl+0xe8/0x150 [ 92.308214][ T5898] print_circular_bug+0x2e2/0x300 [ 92.313257][ T5898] check_noncircular+0x12f/0x150 [ 92.318225][ T5898] __lock_acquire+0x164c/0x2de0 [ 92.323099][ T5898] ? lock_acquire+0x115/0x350 [ 92.327794][ T5898] lock_acquire+0x115/0x350 [ 92.332317][ T5898] ? lookup_slow+0x46/0x80 [ 92.336937][ T5898] down_read+0x45/0x320 [ 92.341120][ T5898] ? lookup_slow+0x46/0x80 [ 92.345552][ T5898] ? d_lookup+0x8a/0xa0 [ 92.349731][ T5898] lookup_slow+0x46/0x80 [ 92.353988][ T5898] ovl_lookup_single+0x323/0xe90 [ 92.358946][ T5898] ? __pfx_ovl_lookup_single+0x10/0x10 [ 92.364421][ T5898] ? __lock_acquire+0x747/0x2de0 [ 92.369380][ T5898] ovl_lookup_layer+0x377/0x440 [ 92.374249][ T5898] ovl_lookup+0x5e5/0x1c80 [ 92.378701][ T5898] ? lock_acquire+0x115/0x350 [ 92.383667][ T5898] ? __d_alloc_parallel+0x156f/0x1700 [ 92.389058][ T5898] ? __d_alloc_parallel+0x39e/0x1700 [ 92.394372][ T5898] ? __pfx_ovl_lookup+0x10/0x10 [ 92.399245][ T5898] ? __pfx___d_alloc_parallel+0x10/0x10 [ 92.405147][ T5898] ? lock_acquire+0x115/0x350 [ 92.409879][ T5898] __lookup_slow+0x1fb/0x2f0 [ 92.414497][ T5898] lookup_slow+0x59/0x80 [ 92.418763][ T5898] path_lookupat+0x3f5/0x8c0 [ 92.423898][ T5898] filename_lookup+0x265/0x5d0 [ 92.428688][ T5898] ? __pfx_filename_lookup+0x10/0x10 [ 92.434042][ T5898] ? strncpy_from_user+0x150/0x2c0 [ 92.439184][ T5898] path_removexattrat+0x220/0x760 [ 92.444224][ T5898] ? __pfx_path_removexattrat+0x10/0x10 [ 92.449789][ T5898] ? do_futex+0x458/0x4e0 [ 92.454142][ T5898] ? __pfx___se_sys_futex+0x10/0x10 [ 92.459353][ T5898] ? __se_sys_chdir+0x1ce/0x2a0 [ 92.464224][ T5898] ? __pfx___se_sys_chdir+0x10/0x10 [ 92.469443][ T5898] __x64_sys_removexattr+0x62/0x70 [ 92.474572][ T5898] do_syscall_64+0x166/0x520 [ 92.479179][ T5898] ? trace_irq_disable+0x3b/0x140 [ 92.484219][ T5898] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.490298][ T5898] ? clear_bhb_loop+0x70/0xc0 [ 92.494994][ T5898] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.500911][ T5898] RIP: 0033:0x7fe91739e159 [ 92.505362][ T5898] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 92.525156][ T5898] RSP: 002b:00007ffd471fa218 EFLAGS: 00000246 ORIG_RAX: 00000000000000c5 [ 92.533597][ T5898] RAX: ffffffffffffffda RBX: 00007fe917625fa0 RCX: 00007fe91739e159 [ 92.541585][ T5898] RDX: 0000000000000000 RSI: 0000200000000200 RDI: 0000200000000080 [ 92.549572][ T5898] RBP: 00007fe91743506b R08: 0000000000000000 R09: 0000000000000000 [ 92.557555][ T5898] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 92.565538][ T5898] R13: 00007fe917625fac R14: 00007fe917625fa0 R15: 00007fe917625fa0 [ 92.573621][ T5898] [ 93.778000][ T5684] Bluetooth: hci0: command tx timeout 2026/09/29 15:43:01 executed programs: 92 [ 95.857924][ T5684] Bluetooth: hci0: command tx timeout [ 97.937982][ T5684] Bluetooth: hci0: command tx timeout 2026/09/29 15:43:06 executed programs: 367