Warning: Permanently added '10.128.1.177' (ED25519) to the list of known hosts. [ 98.359625][ T5831] cgroup: Unknown subsys name 'net' [ 98.515446][ T5831] cgroup: Unknown subsys name 'cpuset' [ 98.525333][ T5831] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 100.307057][ T5831] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 100.369758][ T5848] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 100.380170][ T5851] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 100.387951][ T5851] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 100.391491][ T5852] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 100.402620][ T5851] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 100.404112][ T5852] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 100.411419][ T5851] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 100.418029][ T5852] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 100.424505][ T5851] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 100.431557][ T5852] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 100.437589][ T5855] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 100.447207][ T5852] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 100.454312][ T5855] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 100.459792][ T5854] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 100.466443][ T5855] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 100.475388][ T5854] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 100.480282][ T5855] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 100.486947][ T5852] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 100.494342][ T5855] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 100.502519][ T5854] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 101.015598][ T5841] chnl_net:caif_netlink_parms(): no params data found [ 101.066054][ T5838] chnl_net:caif_netlink_parms(): no params data found [ 101.119644][ T5839] chnl_net:caif_netlink_parms(): no params data found [ 101.197476][ T5840] chnl_net:caif_netlink_parms(): no params data found [ 101.311061][ T5841] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.318693][ T5841] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.326580][ T5841] bridge_slave_0: entered allmulticast mode [ 101.334676][ T5841] bridge_slave_0: entered promiscuous mode [ 101.382494][ T5841] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.389721][ T5841] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.397398][ T5841] bridge_slave_1: entered allmulticast mode [ 101.405065][ T5841] bridge_slave_1: entered promiscuous mode [ 101.512053][ T5839] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.519330][ T5839] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.527070][ T5839] bridge_slave_0: entered allmulticast mode [ 101.535303][ T5839] bridge_slave_0: entered promiscuous mode [ 101.544334][ T5838] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.551880][ T5838] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.559094][ T5838] bridge_slave_0: entered allmulticast mode [ 101.566577][ T5838] bridge_slave_0: entered promiscuous mode [ 101.603447][ T5839] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.610794][ T5839] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.618008][ T5839] bridge_slave_1: entered allmulticast mode [ 101.625805][ T5839] bridge_slave_1: entered promiscuous mode [ 101.633646][ T5838] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.642205][ T5838] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.649397][ T5838] bridge_slave_1: entered allmulticast mode [ 101.656981][ T5838] bridge_slave_1: entered promiscuous mode [ 101.677659][ T5840] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.684965][ T5840] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.692976][ T5840] bridge_slave_0: entered allmulticast mode [ 101.700594][ T5840] bridge_slave_0: entered promiscuous mode [ 101.712843][ T5841] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.749614][ T5840] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.759683][ T5840] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.767045][ T5840] bridge_slave_1: entered allmulticast mode [ 101.775384][ T5840] bridge_slave_1: entered promiscuous mode [ 101.784731][ T5841] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.824743][ T5838] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.868049][ T5839] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.879958][ T5838] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.905894][ T5841] team0: Port device team_slave_0 added [ 101.917578][ T5839] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 101.944617][ T5840] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 101.957536][ T5841] team0: Port device team_slave_1 added [ 101.997433][ T5840] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.040966][ T24] cfg80211: failed to load regulatory.db [ 102.053991][ T5839] team0: Port device team_slave_0 added [ 102.062774][ T5838] team0: Port device team_slave_0 added [ 102.098602][ T5841] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.105758][ T5841] 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. [ 102.132973][ T5841] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.146942][ T5839] team0: Port device team_slave_1 added [ 102.156752][ T5838] team0: Port device team_slave_1 added [ 102.181009][ T5841] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.187993][ T5841] 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. [ 102.215123][ T5841] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.262496][ T5840] team0: Port device team_slave_0 added [ 102.293717][ T5839] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.301067][ T5839] 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. [ 102.327437][ T5839] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.356231][ T5840] team0: Port device team_slave_1 added [ 102.365905][ T5839] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.373955][ T5839] 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. [ 102.401497][ T5839] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.413401][ T5838] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.420435][ T5838] 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. [ 102.446580][ T5838] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.486028][ T5838] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.493373][ T5838] 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. [ 102.520196][ T5838] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.583818][ T5840] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.591772][ T5848] Bluetooth: hci2: command tx timeout [ 102.591967][ T5848] Bluetooth: hci0: command tx timeout [ 102.592101][ T5848] Bluetooth: hci3: command tx timeout [ 102.597769][ T5854] Bluetooth: hci1: command tx timeout [ 102.614007][ T5840] 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. [ 102.614082][ T5840] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.653572][ T5840] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.660688][ T5840] 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. [ 102.687290][ T5840] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.749083][ T5841] hsr_slave_0: entered promiscuous mode [ 102.761786][ T5841] hsr_slave_1: entered promiscuous mode [ 102.800926][ T5839] hsr_slave_0: entered promiscuous mode [ 102.807333][ T5839] hsr_slave_1: entered promiscuous mode [ 102.814302][ T5839] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 102.822184][ T5839] Cannot create hsr debugfs directory [ 102.921150][ T5838] hsr_slave_0: entered promiscuous mode [ 102.927600][ T5838] hsr_slave_1: entered promiscuous mode [ 102.935933][ T5838] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 102.943554][ T5838] Cannot create hsr debugfs directory [ 102.956590][ T5840] hsr_slave_0: entered promiscuous mode [ 102.963196][ T5840] hsr_slave_1: entered promiscuous mode [ 102.969314][ T5840] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 102.977090][ T5840] Cannot create hsr debugfs directory [ 103.473644][ T5841] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 103.489127][ T5841] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 103.515484][ T5841] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 103.535020][ T5841] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 103.585898][ T5839] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.608788][ T5839] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.637733][ T5839] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.665316][ T5839] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.739711][ T5840] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 103.758195][ T5840] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 103.770338][ T5840] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 103.786147][ T5840] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 103.904375][ T5838] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 103.928527][ T5841] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.937846][ T5838] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 103.978383][ T5838] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 103.994653][ T5838] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 104.009401][ T5841] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.056420][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.063914][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.106073][ T3508] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.113310][ T3508] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.144017][ T5839] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.199332][ T5840] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.219933][ T5839] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.285893][ T5840] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.303434][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.310696][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.341834][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.349007][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.359971][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.367152][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.396350][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.403573][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.469987][ T5841] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.556254][ T5838] 8021q: adding VLAN 0 to HW filter on device bond0 [ 104.628939][ T5838] 8021q: adding VLAN 0 to HW filter on device team0 [ 104.654819][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 104.662019][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 104.672412][ T5854] Bluetooth: hci1: command tx timeout [ 104.672434][ T5844] Bluetooth: hci3: command tx timeout [ 104.677847][ T5854] Bluetooth: hci0: command tx timeout [ 104.683659][ T5844] Bluetooth: hci2: command tx timeout [ 104.706862][ T3508] bridge0: port 2(bridge_slave_1) entered blocking state [ 104.714078][ T3508] bridge0: port 2(bridge_slave_1) entered forwarding state [ 104.745490][ T5840] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.763627][ T5841] veth0_vlan: entered promiscuous mode [ 104.776476][ T5839] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 104.847088][ T5841] veth1_vlan: entered promiscuous mode [ 104.947535][ T5841] veth0_macvtap: entered promiscuous mode [ 104.958289][ T5840] veth0_vlan: entered promiscuous mode [ 104.983769][ T5841] veth1_macvtap: entered promiscuous mode [ 104.993776][ T5839] veth0_vlan: entered promiscuous mode [ 105.023914][ T5840] veth1_vlan: entered promiscuous mode [ 105.048375][ T5839] veth1_vlan: entered promiscuous mode [ 105.071373][ T5841] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.098508][ T5841] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.117612][ T5838] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 105.132032][ T5841] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.141305][ T5841] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.150049][ T5841] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.160319][ T5841] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.194828][ T5840] veth0_macvtap: entered promiscuous mode [ 105.213042][ T5840] veth1_macvtap: entered promiscuous mode [ 105.236642][ T5839] veth0_macvtap: entered promiscuous mode [ 105.257006][ T5839] veth1_macvtap: entered promiscuous mode [ 105.314858][ T5840] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.327452][ T5840] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.353200][ T5839] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 105.369637][ T5840] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.379000][ T5840] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.389318][ T5840] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.400101][ T5840] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.439508][ T5839] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 105.479476][ T5838] veth0_vlan: entered promiscuous mode [ 105.499274][ T5841] 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. [ 105.507597][ T5838] veth1_vlan: entered promiscuous mode [ 105.528892][ T5839] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.539067][ T5839] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.553733][ T5839] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 105.563223][ T5839] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 105.704499][ T5912] [ 105.706896][ T5912] ====================================================== [ 105.713946][ T5912] WARNING: possible circular locking dependency detected [ 105.715724][ T5838] veth0_macvtap: entered promiscuous mode [ 105.720985][ T5912] 6.15.0-syzkaller-13743-g8630c59e9936 #0 Not tainted [ 105.721004][ T5912] ------------------------------------------------------ [ 105.721016][ T5912] syz-executor117/5912 is trying to acquire lock: [ 105.747030][ T5912] ffffffff8e52f648 (pcpu_alloc_mutex){+.+.}-{4:4}, at: pcpu_alloc_noprof+0xb4c/0x1470 [ 105.756679][ T5912] [ 105.756679][ T5912] but task is already holding lock: [ 105.764085][ T5912] ffff888025f9a7c8 (&q->q_usage_counter(io)#18){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 105.775376][ T5912] [ 105.775376][ T5912] which lock already depends on the new lock. [ 105.775376][ T5912] [ 105.785788][ T5912] [ 105.785788][ T5912] the existing dependency chain (in reverse order) is: [ 105.794818][ T5912] [ 105.794818][ T5912] -> #2 (&q->q_usage_counter(io)#18){++++}-{0:0}: [ 105.803467][ T5912] blk_alloc_queue+0x619/0x760 [ 105.808785][ T5912] blk_mq_alloc_queue+0x175/0x290 [ 105.814376][ T5912] __blk_mq_alloc_disk+0x29/0x120 [ 105.819990][ T5912] loop_add+0x49e/0xb70 [ 105.824694][ T5912] loop_init+0x164/0x270 [ 105.829509][ T5912] do_one_initcall+0x120/0x6e0 [ 105.834817][ T5912] kernel_init_freeable+0x5c2/0x900 [ 105.840577][ T5912] kernel_init+0x1c/0x2b0 [ 105.845470][ T5912] ret_from_fork+0x5d7/0x6f0 [ 105.850612][ T5912] ret_from_fork_asm+0x1a/0x30 [ 105.855923][ T5912] [ 105.855923][ T5912] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 105.863170][ T5912] fs_reclaim_acquire+0x102/0x150 [ 105.868749][ T5912] prepare_alloc_pages+0x162/0x610 [ 105.874426][ T5912] __alloc_frozen_pages_noprof+0x18b/0x23f0 [ 105.880883][ T5912] __alloc_pages_noprof+0xb/0x1b0 [ 105.886464][ T5912] pcpu_populate_chunk+0x110/0xb00 [ 105.892127][ T5912] pcpu_alloc_noprof+0x86a/0x1470 [ 105.897709][ T5912] xt_percpu_counter_alloc+0x13e/0x1b0 [ 105.903721][ T5912] find_check_entry.constprop.0+0xbc/0x9b0 [ 105.910080][ T5912] translate_table+0xc98/0x1720 [ 105.915485][ T5912] ipt_register_table+0x102/0x430 [ 105.921076][ T5912] iptable_security_table_init+0x40/0x60 [ 105.927249][ T5912] xt_find_table_lock+0x2e4/0x520 [ 105.932825][ T5912] xt_request_find_table_lock+0x28/0xf0 [ 105.938925][ T5912] get_info+0x190/0x610 [ 105.943634][ T5912] do_ipt_get_ctl+0x169/0xa10 [ 105.948861][ T5912] nf_getsockopt+0x79/0xe0 [ 105.953851][ T5912] ip_getsockopt+0x18c/0x1e0 [ 105.959000][ T5912] tcp_getsockopt+0xa1/0x100 [ 105.964135][ T5912] do_sock_getsockopt+0x3fc/0x800 [ 105.969736][ T5912] __sys_getsockopt+0x123/0x1b0 [ 105.975130][ T5912] __x64_sys_getsockopt+0xbd/0x160 [ 105.980787][ T5912] do_syscall_64+0xcd/0x490 [ 105.985834][ T5912] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 105.992275][ T5912] [ 105.992275][ T5912] -> #0 (pcpu_alloc_mutex){+.+.}-{4:4}: [ 106.000037][ T5912] __lock_acquire+0x126f/0x1c90 [ 106.005437][ T5912] lock_acquire+0x179/0x350 [ 106.010487][ T5912] __mutex_lock+0x199/0xb90 [ 106.015533][ T5912] pcpu_alloc_noprof+0xb4c/0x1470 [ 106.021117][ T5912] blk_stat_alloc_callback+0xc8/0x280 [ 106.027033][ T5912] wbt_init+0xac/0x540 [ 106.031647][ T5912] queue_wb_lat_store+0x354/0x3d0 [ 106.037208][ T5912] queue_attr_store+0x279/0x320 [ 106.042606][ T5912] sysfs_kf_write+0xef/0x150 [ 106.047745][ T5912] kernfs_fop_write_iter+0x351/0x510 [ 106.053598][ T5912] vfs_write+0x6c7/0x1150 [ 106.058482][ T5912] ksys_write+0x12a/0x250 [ 106.063365][ T5912] do_syscall_64+0xcd/0x490 [ 106.068430][ T5912] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 106.074861][ T5912] [ 106.074861][ T5912] other info that might help us debug this: [ 106.074861][ T5912] [ 106.085103][ T5912] Chain exists of: [ 106.085103][ T5912] pcpu_alloc_mutex --> fs_reclaim --> &q->q_usage_counter(io)#18 [ 106.085103][ T5912] [ 106.098836][ T5912] Possible unsafe locking scenario: [ 106.098836][ T5912] [ 106.106291][ T5912] CPU0 CPU1 [ 106.111669][ T5912] ---- ---- [ 106.117072][ T5912] lock(&q->q_usage_counter(io)#18); [ 106.122481][ T5912] lock(fs_reclaim); [ 106.129014][ T5912] lock(&q->q_usage_counter(io)#18); [ 106.136937][ T5912] lock(pcpu_alloc_mutex); [ 106.141476][ T5912] [ 106.141476][ T5912] *** DEADLOCK *** [ 106.141476][ T5912] [ 106.149633][ T5912] 5 locks held by syz-executor117/5912: [ 106.155194][ T5912] #0: ffff88803128a428 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0x12a/0x250 [ 106.164233][ T5912] #1: ffff888069ff1888 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x28f/0x510 [ 106.174030][ T5912] #2: ffff888025fca3c8 (kn->active#59){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x2b2/0x510 [ 106.184095][ T5912] #3: ffff888025f9a7c8 (&q->q_usage_counter(io)#18){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 106.195856][ T5912] #4: ffff888025f9a800 (&q->q_usage_counter(queue)#19){+.+.}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 106.207929][ T5912] [ 106.207929][ T5912] stack backtrace: [ 106.213840][ T5912] CPU: 1 UID: 0 PID: 5912 Comm: syz-executor117 Not tainted 6.15.0-syzkaller-13743-g8630c59e9936 #0 PREEMPT(full) [ 106.213874][ T5912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 106.213893][ T5912] Call Trace: [ 106.213905][ T5912] [ 106.213918][ T5912] dump_stack_lvl+0x116/0x1f0 [ 106.213947][ T5912] print_circular_bug+0x275/0x350 [ 106.213982][ T5912] check_noncircular+0x14c/0x170 [ 106.214019][ T5912] __lock_acquire+0x126f/0x1c90 [ 106.214058][ T5912] lock_acquire+0x179/0x350 [ 106.214091][ T5912] ? pcpu_alloc_noprof+0xb4c/0x1470 [ 106.214129][ T5912] ? __pfx___might_resched+0x10/0x10 [ 106.214155][ T5912] ? ksys_write+0x12a/0x250 [ 106.214191][ T5912] ? do_syscall_64+0xcd/0x490 [ 106.214215][ T5912] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 106.214243][ T5912] __mutex_lock+0x199/0xb90 [ 106.214267][ T5912] ? pcpu_alloc_noprof+0xb4c/0x1470 executing program executing program [ 106.214304][ T5912] ? pcpu_alloc_noprof+0xb4c/0x1470 [ 106.214355][ T5912] ? __pfx___mutex_lock+0x10/0x10 [ 106.214390][ T5912] ? pcpu_alloc_noprof+0xb4c/0x1470 [ 106.214425][ T5912] pcpu_alloc_noprof+0xb4c/0x1470 [ 106.214467][ T5912] ? __pfx_wbt_data_dir+0x10/0x10 [ 106.214507][ T5912] ? __pfx_wb_timer_fn+0x10/0x10 [ 106.214538][ T5912] blk_stat_alloc_callback+0xc8/0x280 [ 106.214588][ T5912] ? kasan_save_track+0x14/0x30 [ 106.214629][ T5912] wbt_init+0xac/0x540 [ 106.214659][ T5912] queue_wb_lat_store+0x354/0x3d0 [ 106.214684][ T5912] ? __pfx_queue_wb_lat_store+0x10/0x10 [ 106.214710][ T5912] ? __mutex_trylock_common+0xe9/0x250 [ 106.214750][ T5912] ? __pfx_queue_wb_lat_store+0x10/0x10 [ 106.214773][ T5912] queue_attr_store+0x279/0x320 [ 106.214799][ T5912] ? __pfx_queue_attr_store+0x10/0x10 [ 106.214823][ T5912] ? __lock_acquire+0x622/0x1c90 [ 106.214863][ T5912] ? find_held_lock+0x2b/0x80 [ 106.214888][ T5912] ? sysfs_file_kobj+0xe4/0x290 [ 106.214921][ T5912] ? __pfx_queue_attr_store+0x10/0x10 [ 106.214945][ T5912] sysfs_kf_write+0xef/0x150 [ 106.214977][ T5912] kernfs_fop_write_iter+0x351/0x510 [ 106.215004][ T5912] ? __pfx_sysfs_kf_write+0x10/0x10 [ 106.215038][ T5912] vfs_write+0x6c7/0x1150 [ 106.215075][ T5912] ? __pfx_kernfs_fop_write_iter+0x10/0x10 [ 106.215106][ T5912] ? __pfx_vfs_write+0x10/0x10 [ 106.215146][ T5912] ? find_held_lock+0x2b/0x80 [ 106.215173][ T5912] ? find_held_lock+0x2b/0x80 [ 106.215199][ T5912] ksys_write+0x12a/0x250 [ 106.215236][ T5912] ? __pfx_ksys_write+0x10/0x10 [ 106.215279][ T5912] do_syscall_64+0xcd/0x490 [ 106.215304][ T5912] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 106.215330][ T5912] RIP: 0033:0x7f97e87124a9 [ 106.215358][ T5912] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 106.215382][ T5912] RSP: 002b:00007ffc4ca0cea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 106.215405][ T5912] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f97e87124a9 executing program executing program [ 106.215422][ T5912] RDX: 0000000000000009 RSI: 00002000000001c0 RDI: 0000000000000003 [ 106.215437][ T5912] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000003 [ 106.215452][ T5912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 106.215467][ T5912] R13: 00007ffc4ca0cef0 R14: 00007ffc4ca0cf30 R15: 0000000000000000 [ 106.215491][ T5912] [ 106.221914][ T5838] veth1_macvtap: entered promiscuous mode executing program executing program executing program [ 106.585489][ T5838] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.596937][ T5838] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.608922][ T5838] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.622562][ T5838] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 106.642220][ T5838] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.651571][ T5838] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program executing program executing program executing program executing program executing program executing program executing program [ 106.751030][ T5844] Bluetooth: hci2: command tx timeout [ 106.761901][ T5844] Bluetooth: hci0: command tx timeout [ 106.767342][ T5844] Bluetooth: hci3: command tx timeout [ 106.774093][ T5848] Bluetooth: hci1: command tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 108.830662][ T5844] Bluetooth: hci3: command tx timeout [ 108.836131][ T5848] Bluetooth: hci1: command tx timeout [ 108.836144][ T5854] Bluetooth: hci2: command tx timeout [ 108.840472][ T5854] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program