Warning: Permanently added '10.128.1.155' (ED25519) to the list of known hosts. 2026/01/18 03:07:07 parsed 1 programs [ 101.432599][ T30] audit: type=1400 audit(1768705627.365:62): avc: denied { node_bind } for pid=5827 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 103.243936][ T30] audit: type=1400 audit(1768705629.175:63): avc: denied { mounton } for pid=5836 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 103.267582][ T30] audit: type=1400 audit(1768705629.195:64): avc: denied { mount } for pid=5836 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 103.270081][ T5836] cgroup: Unknown subsys name 'net' [ 103.298445][ T30] audit: type=1400 audit(1768705629.235:65): avc: denied { unmount } for pid=5836 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 103.433109][ T5836] cgroup: Unknown subsys name 'cpuset' [ 103.440771][ T5836] cgroup: Unknown subsys name 'rlimit' [ 103.553001][ T30] audit: type=1400 audit(1768705629.485:66): avc: denied { setattr } for pid=5836 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=820 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 103.589572][ T30] audit: type=1400 audit(1768705629.485:67): avc: denied { create } for pid=5836 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 103.610279][ T30] audit: type=1400 audit(1768705629.485:68): avc: denied { write } for pid=5836 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 103.631082][ T30] audit: type=1400 audit(1768705629.485:69): avc: denied { read } for pid=5836 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 103.651667][ T30] audit: type=1400 audit(1768705629.495:70): avc: denied { mounton } for pid=5836 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 103.658876][ T5839] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 103.676467][ T30] audit: type=1400 audit(1768705629.495:71): avc: denied { mount } for pid=5836 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 104.608104][ T5836] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 106.453418][ T30] kauditd_printk_skb: 8 callbacks suppressed [ 106.453433][ T30] audit: type=1400 audit(1768705632.385:80): avc: denied { mounton } for pid=5846 comm="syz-executor" path="/root/syzkaller.k7ybMd/syz-tmp" dev="sda1" ino=2042 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 106.510403][ T30] audit: type=1400 audit(1768705632.385:81): avc: denied { mount } for pid=5846 comm="syz-executor" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 106.532748][ T30] audit: type=1400 audit(1768705632.385:82): avc: denied { mounton } for pid=5846 comm="syz-executor" path="/root/syzkaller.k7ybMd/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 106.563855][ T5846] 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. [ 106.578761][ T30] audit: type=1400 audit(1768705632.385:83): avc: denied { mount } for pid=5846 comm="syz-executor" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 106.626413][ T30] audit: type=1400 audit(1768705632.385:84): avc: denied { mounton } for pid=5846 comm="syz-executor" path="/root/syzkaller.k7ybMd/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [ 106.653586][ T30] audit: type=1400 audit(1768705632.385:85): avc: denied { mounton } for pid=5846 comm="syz-executor" path="/root/syzkaller.k7ybMd/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=5264 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 106.667869][ T4473] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.689330][ T30] audit: type=1400 audit(1768705632.385:86): avc: denied { unmount } for pid=5846 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 106.717366][ T4473] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.730493][ T30] audit: type=1400 audit(1768705632.425:87): avc: denied { mounton } for pid=5846 comm="syz-executor" path="/dev/gadgetfs" dev="devtmpfs" ino=2783 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 106.777352][ T30] audit: type=1400 audit(1768705632.425:88): avc: denied { mount } for pid=5846 comm="syz-executor" name="/" dev="gadgetfs" ino=5266 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nfs_t tclass=filesystem permissive=1 [ 106.826998][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.891371][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.909507][ T30] audit: type=1400 audit(1768705632.445:89): avc: denied { mount } for pid=5846 comm="syz-executor" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 107.555043][ T5883] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 107.563001][ T5883] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 107.571032][ T5883] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 107.579148][ T5883] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 107.586810][ T5883] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 108.732064][ T5889] chnl_net:caif_netlink_parms(): no params data found [ 109.113062][ T5889] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.120879][ T5889] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.128569][ T5889] bridge_slave_0: entered allmulticast mode [ 109.140026][ T5889] bridge_slave_0: entered promiscuous mode [ 109.156785][ T5889] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.166894][ T5889] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.176611][ T5889] bridge_slave_1: entered allmulticast mode [ 109.187213][ T5889] bridge_slave_1: entered promiscuous mode [ 109.225585][ T5889] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 109.252237][ T5889] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 109.278468][ T5889] team0: Port device team_slave_0 added [ 109.285971][ T5889] team0: Port device team_slave_1 added [ 109.309290][ T5889] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 109.316876][ T5889] 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. [ 109.343091][ T5889] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 109.355799][ T5889] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 109.364092][ T5889] 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. [ 109.391100][ T5889] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 109.442571][ T5889] hsr_slave_0: entered promiscuous mode [ 109.451955][ T5889] hsr_slave_1: entered promiscuous mode [ 109.562145][ T5889] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 109.574240][ T5889] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 109.583327][ T5889] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 109.592796][ T5889] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 109.644956][ T5889] 8021q: adding VLAN 0 to HW filter on device bond0 [ 109.664221][ T5889] 8021q: adding VLAN 0 to HW filter on device team0 [ 109.675920][ T4473] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.683116][ T4473] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.695802][ T3494] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.702883][ T3494] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.818628][ T5889] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.848444][ T5889] veth0_vlan: entered promiscuous mode [ 109.857673][ T5889] veth1_vlan: entered promiscuous mode [ 109.878728][ T5889] veth0_macvtap: entered promiscuous mode [ 109.887523][ T5889] veth1_macvtap: entered promiscuous mode [ 109.901601][ T5889] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 109.914390][ T5889] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 109.926883][ T3494] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.936083][ T3494] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.945799][ T3494] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 109.955373][ T3494] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/01/18 03:07:15 executed programs: 0 [ 110.148765][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 110.157854][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 110.165766][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 110.187126][ T52] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 110.196455][ T5949] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 110.205213][ T5949] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 110.212979][ T5949] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 110.213493][ T5951] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 110.221063][ T5949] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 110.235722][ T5951] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 110.235784][ T5949] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 110.254265][ T5951] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 110.255050][ T5949] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 110.264089][ T5954] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 110.269966][ T5949] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 110.277031][ T5954] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 110.284107][ T5949] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 110.289538][ T5956] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 110.297371][ T5949] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 110.304104][ T5954] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 110.318509][ T5949] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 110.318946][ T5956] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 110.328620][ T5136] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 110.344177][ T5956] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 110.346186][ T5949] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 110.724552][ T4209] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.782858][ T5942] chnl_net:caif_netlink_parms(): no params data found [ 110.874993][ T4209] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 110.973422][ T5944] chnl_net:caif_netlink_parms(): no params data found [ 110.983401][ T5948] chnl_net:caif_netlink_parms(): no params data found [ 111.008594][ T5943] chnl_net:caif_netlink_parms(): no params data found [ 111.031952][ T5946] chnl_net:caif_netlink_parms(): no params data found [ 111.123509][ T5942] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.130656][ T5942] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.137746][ T5942] bridge_slave_0: entered allmulticast mode [ 111.144678][ T5942] bridge_slave_0: entered promiscuous mode [ 111.172711][ T5942] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.179929][ T5942] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.187370][ T5942] bridge_slave_1: entered allmulticast mode [ 111.194547][ T5942] bridge_slave_1: entered promiscuous mode [ 111.252652][ T5948] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.259764][ T5948] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.267226][ T5948] bridge_slave_0: entered allmulticast mode [ 111.274175][ T5948] bridge_slave_0: entered promiscuous mode [ 111.318505][ T5948] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.325725][ T5948] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.333167][ T5948] bridge_slave_1: entered allmulticast mode [ 111.339782][ T5948] bridge_slave_1: entered promiscuous mode [ 111.346841][ T5943] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.354568][ T5943] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.361816][ T5943] bridge_slave_0: entered allmulticast mode [ 111.368402][ T5943] bridge_slave_0: entered promiscuous mode [ 111.376961][ T5942] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.386920][ T5944] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.394368][ T5944] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.401547][ T5944] bridge_slave_0: entered allmulticast mode [ 111.408121][ T5944] bridge_slave_0: entered promiscuous mode [ 111.415578][ T5946] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.423419][ T5946] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.430894][ T5946] bridge_slave_0: entered allmulticast mode [ 111.437440][ T5946] bridge_slave_0: entered promiscuous mode [ 111.452538][ T5943] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.459659][ T5943] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.466997][ T5943] bridge_slave_1: entered allmulticast mode [ 111.473648][ T5943] bridge_slave_1: entered promiscuous mode [ 111.487746][ T5942] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.496938][ T5944] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.504685][ T5944] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.512114][ T5944] bridge_slave_1: entered allmulticast mode [ 111.518681][ T5944] bridge_slave_1: entered promiscuous mode [ 111.525457][ T5946] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.532936][ T5946] bridge0: port 2(bridge_slave_1) entered disabled state [ 111.540059][ T5946] bridge_slave_1: entered allmulticast mode [ 111.546930][ T5946] bridge_slave_1: entered promiscuous mode [ 111.598795][ T5948] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.611985][ T5943] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.636987][ T5946] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.647808][ T5948] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.658696][ T5943] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.669640][ T5942] team0: Port device team_slave_0 added [ 111.677512][ T5944] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.688062][ T5946] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.714127][ T5942] team0: Port device team_slave_1 added [ 111.721831][ T5944] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.775133][ T5948] team0: Port device team_slave_0 added [ 111.782011][ T5943] team0: Port device team_slave_0 added [ 111.804065][ T5946] team0: Port device team_slave_0 added [ 111.811655][ T5948] team0: Port device team_slave_1 added [ 111.819543][ T5943] team0: Port device team_slave_1 added [ 111.835107][ T5942] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 111.842151][ T5942] 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. [ 111.868082][ T5942] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 111.881776][ T5944] team0: Port device team_slave_0 added [ 111.888821][ T5946] team0: Port device team_slave_1 added [ 111.909638][ T5942] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 111.916933][ T5942] 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. [ 111.943268][ T5942] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 111.955574][ T5944] team0: Port device team_slave_1 added [ 111.967230][ T4209] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 111.995312][ T5948] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 112.002551][ T5948] 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. [ 112.028477][ T5948] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 112.041531][ T5943] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 112.048472][ T5943] 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. [ 112.075270][ T5943] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 112.091335][ T5943] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 112.098287][ T5943] 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. [ 112.124641][ T5943] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 112.151073][ T5946] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 112.158011][ T5946] 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. [ 112.183962][ T5946] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 112.196339][ T5948] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 112.203988][ T5948] 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. [ 112.229983][ T5948] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 112.249065][ T4209] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 112.272571][ T5946] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 112.279507][ T5946] 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. [ 112.306063][ T5946] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 112.325622][ T5944] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 112.332810][ T5944] 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. [ 112.359714][ T5944] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 112.375566][ T5944] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 112.382556][ T5944] 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. [ 112.409497][ T5949] Bluetooth: hci0: command tx timeout [ 112.415002][ T5944] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 112.420443][ T5954] Bluetooth: hci1: command tx timeout [ 112.426320][ T5951] Bluetooth: hci4: command tx timeout [ 112.431760][ T5956] Bluetooth: hci3: command tx timeout [ 112.442434][ T52] Bluetooth: hci2: command tx timeout [ 112.511205][ T5942] hsr_slave_0: entered promiscuous mode [ 112.517215][ T5942] hsr_slave_1: entered promiscuous mode [ 112.523683][ T5942] debugfs: 'hsr0' already exists in 'hsr' [ 112.529450][ T5942] Cannot create hsr debugfs directory [ 112.538780][ T5943] hsr_slave_0: entered promiscuous mode [ 112.545025][ T5943] hsr_slave_1: entered promiscuous mode [ 112.551341][ T5943] debugfs: 'hsr0' already exists in 'hsr' [ 112.557047][ T5943] Cannot create hsr debugfs directory [ 112.575280][ T5948] hsr_slave_0: entered promiscuous mode [ 112.581383][ T5948] hsr_slave_1: entered promiscuous mode [ 112.587237][ T5948] debugfs: 'hsr0' already exists in 'hsr' [ 112.593188][ T5948] Cannot create hsr debugfs directory [ 112.649523][ T5946] hsr_slave_0: entered promiscuous mode [ 112.656452][ T5946] hsr_slave_1: entered promiscuous mode [ 112.662781][ T5946] debugfs: 'hsr0' already exists in 'hsr' [ 112.668488][ T5946] Cannot create hsr debugfs directory [ 112.714274][ T5944] hsr_slave_0: entered promiscuous mode [ 112.720510][ T5944] hsr_slave_1: entered promiscuous mode [ 112.726410][ T5944] debugfs: 'hsr0' already exists in 'hsr' [ 112.732542][ T5944] Cannot create hsr debugfs directory [ 112.884287][ T4209] bridge_slave_1: left allmulticast mode [ 112.890078][ T4209] bridge_slave_1: left promiscuous mode [ 112.897284][ T4209] bridge0: port 2(bridge_slave_1) entered disabled state [ 112.907411][ T4209] bridge_slave_0: left allmulticast mode [ 112.913935][ T4209] bridge_slave_0: left promiscuous mode [ 112.919594][ T4209] bridge0: port 1(bridge_slave_0) entered disabled state [ 113.081264][ T4209] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 113.093174][ T4209] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 113.102807][ T4209] bond0 (unregistering): Released all slaves [ 113.335995][ T4209] hsr_slave_0: left promiscuous mode [ 113.341997][ T4209] hsr_slave_1: left promiscuous mode [ 113.347649][ T4209] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 113.355256][ T4209] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 113.363496][ T4209] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 113.370947][ T4209] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 113.384425][ T4209] veth1_macvtap: left promiscuous mode [ 113.389965][ T4209] veth0_macvtap: left promiscuous mode [ 113.395762][ T4209] veth1_vlan: left promiscuous mode [ 113.401290][ T4209] veth0_vlan: left promiscuous mode [ 113.588136][ T4209] team0 (unregistering): Port device team_slave_1 removed [ 113.608702][ T4209] team0 (unregistering): Port device team_slave_0 removed [ 113.846516][ T5948] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 113.859946][ T5948] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 113.869118][ T5948] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 113.879164][ T5948] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 114.013219][ T5948] 8021q: adding VLAN 0 to HW filter on device bond0 [ 114.044359][ T5948] 8021q: adding VLAN 0 to HW filter on device team0 [ 114.056116][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.063260][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 114.084647][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.091773][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 114.327602][ T5943] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 114.367013][ T5943] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 114.391319][ T5943] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 114.415472][ T5943] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 114.452790][ T5942] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 114.466544][ T5942] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 114.473877][ T5956] Bluetooth: hci4: command tx timeout [ 114.473924][ T52] Bluetooth: hci0: command tx timeout [ 114.479923][ T5954] Bluetooth: hci3: command tx timeout [ 114.485004][ T5949] Bluetooth: hci1: command tx timeout [ 114.495654][ T5951] Bluetooth: hci2: command tx timeout [ 114.513703][ T5942] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 114.536388][ T5948] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 114.544335][ T5942] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 114.642472][ T5946] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 114.678535][ T5946] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 114.713105][ T5946] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 114.764617][ T5946] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 114.878164][ T5944] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 114.911386][ T5944] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 114.924146][ T5944] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 114.951469][ T5944] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 114.998468][ T5943] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.058767][ T5943] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.069375][ T5942] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.087192][ T1000] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.094317][ T1000] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.103515][ T5948] veth0_vlan: entered promiscuous mode [ 115.129021][ T1000] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.136112][ T1000] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.147706][ T5942] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.158225][ T5948] veth1_vlan: entered promiscuous mode [ 115.175583][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.182660][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.203578][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.210679][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.260145][ T5946] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.284717][ T5948] veth0_macvtap: entered promiscuous mode [ 115.312433][ T5946] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.324724][ T5948] veth1_macvtap: entered promiscuous mode [ 115.334463][ T5944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 115.388491][ T4209] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.395665][ T4209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.411407][ T4209] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.418561][ T4209] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.448348][ T5944] 8021q: adding VLAN 0 to HW filter on device team0 [ 115.476164][ T5948] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 115.488783][ T4209] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.495950][ T4209] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.512158][ T5948] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 115.534591][ T4209] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.541717][ T4209] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.577945][ T13] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.591077][ T13] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.606100][ T13] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.616363][ T13] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.676235][ T5942] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 115.698933][ T5943] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 115.797855][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.807322][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.884963][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.903804][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.925991][ T5943] veth0_vlan: entered promiscuous mode 2026/01/18 03:07:21 executed programs: 10 [ 115.954410][ T5946] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 115.981436][ T5942] veth0_vlan: entered promiscuous mode [ 116.009520][ T5943] veth1_vlan: entered promiscuous mode [ 116.020869][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 116.029945][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 116.042450][ T30] kauditd_printk_skb: 17 callbacks suppressed [ 116.042463][ T30] audit: type=1400 audit(1768705641.945:107): avc: denied { ioctl } for pid=6078 comm="syz.4.21" path="/dev/vhost-vsock" dev="devtmpfs" ino=1275 ioctlcmd=0xaf01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 116.063348][ T5946] veth0_vlan: entered promiscuous mode [ 117.031397][ T5949] Bluetooth: hci0: command tx timeout [ 117.031684][ T5951] Bluetooth: hci3: command tx timeout [ 117.036837][ T5949] Bluetooth: hci1: command tx timeout [ 117.042505][ T5951] Bluetooth: hci2: command tx timeout [ 117.047991][ T52] Bluetooth: hci4: command tx timeout [ 117.096798][ T5944] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 117.121757][ T5942] veth1_vlan: entered promiscuous mode [ 118.090502][ T5946] veth1_vlan: entered promiscuous mode [ 118.312437][ T5943] veth0_macvtap: entered promiscuous mode [ 118.338501][ T5943] veth1_macvtap: entered promiscuous mode [ 118.360549][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 118.370661][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 118.600448][ T0] NOHZ tick-stop error: local softirq work is pending, handler #100!!! [ 119.304553][ T52] Bluetooth: hci4: command tx timeout [ 119.304596][ T5951] Bluetooth: hci2: command tx timeout [ 119.309978][ T5956] Bluetooth: hci0: command tx timeout [ 119.320876][ T5949] Bluetooth: hci3: command tx timeout [ 119.327350][ T5954] Bluetooth: hci1: command tx timeout [ 120.318780][ T5946] veth0_macvtap: entered promiscuous mode [ 120.339893][ T5944] veth0_vlan: entered promiscuous mode [ 120.360914][ T5942] veth0_macvtap: entered promiscuous mode [ 120.378487][ T5946] veth1_macvtap: entered promiscuous mode [ 120.390954][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 120.401023][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 121.990445][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 122.870465][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 123.351234][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! 2026/01/18 03:07:30 executed programs: 15 [ 124.319500][ T5942] veth1_macvtap: entered promiscuous mode [ 124.332598][ T5943] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 124.345140][ T5943] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 125.446898][ T5944] veth1_vlan: entered promiscuous mode [ 125.490871][ T61] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 125.521647][ T61] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 125.545700][ T5946] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 126.548648][ T61] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 126.570120][ T5942] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 126.584944][ T61] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 126.600076][ T5946] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 127.561659][ T5942] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 127.589367][ T1524] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 127.618513][ T1524] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.927547][ T1524] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.956030][ T1524] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.981781][ T1524] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 129.035088][ T5944] veth0_macvtap: entered promiscuous mode 2026/01/18 03:07:36 executed programs: 21 [ 130.001336][ T1524] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 130.036198][ T5944] veth1_macvtap: entered promiscuous mode [ 130.068417][ T1524] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 130.086590][ T317] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 130.098515][ T317] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 131.105478][ T1524] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 132.094425][ T5944] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 132.105462][ T4555] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 132.131328][ T4555] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 132.156798][ T5944] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 133.127107][ T1294] ieee802154 phy0 wpan0: encryption failed: -22 [ 133.134498][ T1294] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.147956][ T2133] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 133.157888][ T2133] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 133.171239][ T317] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 133.181344][ T317] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 133.190155][ T317] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 133.243528][ T317] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 134.268909][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 2026/01/18 03:07:43 executed programs: 26 [ 137.350827][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 138.366076][ T61] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 138.408485][ T61] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 244.440284][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 244.447257][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5185/1:b..l P5942/1:b..l P5947/1:b..l [ 244.457591][ C0] rcu: (detected by 0, t=10502 jiffies, g=9401, q=300 ncpus=2) [ 244.465190][ C0] task:kworker/1:4 state:R running task stack:27080 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 244.478911][ C0] Workqueue: events_power_efficient gc_worker [ 244.484960][ C0] Call Trace: [ 244.488209][ C0] [ 244.491114][ C0] ? __schedule+0x10b9/0x6150 [ 244.495763][ C0] __schedule+0x1139/0x6150 [ 244.500234][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 244.505409][ C0] ? __pfx___schedule+0x10/0x10 [ 244.510232][ C0] ? mark_held_locks+0x49/0x80 [ 244.514967][ C0] preempt_schedule_irq+0x51/0x90 [ 244.519962][ C0] irqentry_exit+0x1d8/0x8c0 [ 244.524524][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 244.530473][ C0] RIP: 0010:gc_worker+0x2d5/0x16e0 [ 244.535551][ C0] Code: 00 00 48 c7 c7 a8 7a 89 90 e8 57 77 05 f8 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 a5 68 2a f8 58 48 85 db 0f 85 d4 0f 00 00 c6 6d 2a f8 8b 1d 10 ec f4 06 41 89 dc 31 ff 41 83 e4 01 44 89 [ 244.555124][ C0] RSP: 0018:ffffc900035a7ad8 EFLAGS: 00000293 [ 244.561174][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff899499c9 [ 244.569113][ C0] RDX: ffff888026ca0000 RSI: ffffffff899499d8 RDI: 0000000000000007 [ 244.577052][ C0] RBP: ffffffff9b0a792c R08: 0000000000000007 R09: 0000000000000000 [ 244.584992][ C0] R10: 0000000000000000 R11: ffff888026ca0b30 R12: ffff88814ce00000 [ 244.592932][ C0] R13: 0000000000040000 R14: dffffc0000000000 R15: 0000000000001770 [ 244.600879][ C0] ? gc_worker+0xe19/0x16e0 [ 244.605351][ C0] ? gc_worker+0xe28/0x16e0 [ 244.609822][ C0] ? gc_worker+0xe28/0x16e0 [ 244.614301][ C0] ? debug_object_deactivate+0x1ec/0x3a0 [ 244.619909][ C0] ? __pfx_gc_worker+0x10/0x10 [ 244.624641][ C0] ? rcu_is_watching+0x12/0xc0 [ 244.629374][ C0] process_one_work+0x9ba/0x1b20 [ 244.634287][ C0] ? __pfx_gc_worker+0x10/0x10 [ 244.639018][ C0] ? __pfx_process_one_work+0x10/0x10 [ 244.644362][ C0] ? assign_work+0x1a0/0x250 [ 244.648924][ C0] worker_thread+0x6c8/0xf10 [ 244.653492][ C0] ? __pfx_worker_thread+0x10/0x10 [ 244.658574][ C0] kthread+0x3c5/0x780 [ 244.662615][ C0] ? __pfx_kthread+0x10/0x10 [ 244.667174][ C0] ? rcu_is_watching+0x12/0xc0 [ 244.671905][ C0] ? __pfx_kthread+0x10/0x10 [ 244.676464][ C0] ret_from_fork+0x983/0xb10 [ 244.681026][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 244.686110][ C0] ? __switch_to+0x7af/0x10d0 [ 244.690759][ C0] ? __pfx_kthread+0x10/0x10 [ 244.695321][ C0] ret_from_fork_asm+0x1a/0x30 [ 244.700078][ C0] [ 244.703069][ C0] task:syz-executor state:R running task stack:23896 pid:5942 tgid:5942 ppid:5938 task_flags:0x400140 flags:0x00080000 [ 244.716502][ C0] Call Trace: [ 244.719758][ C0] [ 244.722664][ C0] ? __schedule+0x10b9/0x6150 [ 244.727310][ C0] __schedule+0x1139/0x6150 [ 244.731790][ C0] ? __pfx___schedule+0x10/0x10 [ 244.736612][ C0] ? mark_held_locks+0x49/0x80 [ 244.741346][ C0] preempt_schedule_irq+0x51/0x90 [ 244.746341][ C0] irqentry_exit+0x1d8/0x8c0 [ 244.750903][ C0] ? rcu_is_watching+0x12/0xc0 [ 244.755651][ C0] asm_sysvec_reschedule_ipi+0x1a/0x20 [ 244.761097][ C0] RIP: 0010:lock_is_held_type+0x107/0x150 [ 244.766789][ C0] Code: 00 00 b8 ff ff ff ff 65 0f c1 05 5c 80 3a 08 83 f8 01 75 2d 9c 58 f6 c4 02 75 43 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 87 2c 03 00 45 31 ed eb [ 244.786363][ C0] RSP: 0018:ffffc900042d7ae8 EFLAGS: 00000286 [ 244.792397][ C0] RAX: 0000000000000046 RBX: ffff88802c740b58 RCX: 0000000000000001 [ 244.800351][ C0] RDX: 0000000000000000 RSI: ffffffff8daa967a RDI: ffffffff8bf2b580 [ 244.808291][ C0] RBP: ffffffff8e3c96a0 R08: 0000000000000006 R09: 0000000000000000 [ 244.816228][ C0] R10: 0000000000001000 R11: ffff88802c740b30 R12: ffff88802c740000 [ 244.824167][ C0] R13: 0000000000000001 R14: 00000000ffffffff R15: 0000000000000001 [ 244.832124][ C0] lookup_page_ext+0x6e/0x100 [ 244.836769][ C0] __page_table_check_zero+0x150/0x4a0 [ 244.842210][ C0] ? __pfx___page_table_check_zero+0x10/0x10 [ 244.848161][ C0] ? __reset_page_owner+0x137/0x1a0 [ 244.853330][ C0] __free_frozen_pages+0x7d0/0x1170 [ 244.858508][ C0] qlist_free_all+0x4c/0xf0 [ 244.862983][ C0] kasan_quarantine_reduce+0x195/0x1e0 [ 244.868411][ C0] __kasan_slab_alloc+0x69/0x90 [ 244.873236][ C0] kmem_cache_alloc_lru_noprof+0x262/0x770 [ 244.879010][ C0] ? selinux_socket_create+0xf0/0x540 [ 244.884352][ C0] ? sock_alloc_inode+0x25/0x1c0 [ 244.889271][ C0] ? __pfx_sock_alloc_inode+0x10/0x10 [ 244.894612][ C0] ? sock_alloc_inode+0x25/0x1c0 [ 244.899516][ C0] sock_alloc_inode+0x25/0x1c0 [ 244.904249][ C0] alloc_inode+0x64/0x240 [ 244.908545][ C0] sock_alloc+0x40/0x280 [ 244.912755][ C0] __sock_create+0xc2/0x8a0 [ 244.917250][ C0] __sys_socket+0x14d/0x260 [ 244.921725][ C0] ? __pfx___sys_socket+0x10/0x10 [ 244.926719][ C0] ? __pfx___x64_sys_clock_nanosleep+0x10/0x10 [ 244.932841][ C0] __x64_sys_socket+0x72/0xb0 [ 244.937749][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 244.942919][ C0] do_syscall_64+0xcd/0xf80 [ 244.947397][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.953255][ C0] RIP: 0033:0x7f9990d91667 [ 244.957634][ C0] RSP: 002b:00007ffddb65e7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 244.966012][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9990d91667 [ 244.973953][ C0] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 244.981902][ C0] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 [ 244.989843][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000050012 [ 244.997781][ C0] R13: 00007ffddb65e820 R14: 00007f9991b146a4 R15: 00007f9991b14620 [ 245.005727][ C0] [ 245.008716][ C0] task:udevd state:R running task stack:26320 pid:5185 tgid:5185 ppid:1 task_flags:0x400140 flags:0x00080000 [ 245.022155][ C0] Call Trace: [ 245.025402][ C0] [ 245.028302][ C0] ? __schedule+0x10b9/0x6150 [ 245.032951][ C0] __schedule+0x1139/0x6150 [ 245.037428][ C0] ? __pfx___schedule+0x10/0x10 [ 245.042251][ C0] ? ep_poll_callback+0x699/0xbc0 [ 245.047252][ C0] ? preempt_schedule_thunk+0x16/0x30 [ 245.052596][ C0] preempt_schedule_common+0x44/0xc0 [ 245.057851][ C0] preempt_schedule_thunk+0x16/0x30 [ 245.063021][ C0] _raw_spin_unlock_irqrestore+0x61/0x80 [ 245.068622][ C0] sock_def_readable+0x15b/0x5d0 [ 245.073528][ C0] netlink_unicast+0x75f/0x870 [ 245.078266][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 245.083518][ C0] ? cap_capable+0x10d/0x3f0 [ 245.088079][ C0] netlink_sendmsg+0x8c8/0xdd0 [ 245.092812][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 245.098069][ C0] ____sys_sendmsg+0xa5d/0xc30 [ 245.102802][ C0] ? copy_msghdr_from_user+0x10a/0x160 [ 245.108228][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 245.113482][ C0] ? do_syscall_64+0xcd/0xf80 [ 245.118133][ C0] ___sys_sendmsg+0x134/0x1d0 [ 245.122778][ C0] ? __pfx____sys_sendmsg+0x10/0x10 [ 245.127955][ C0] ? kmem_cache_free+0x171/0x770 [ 245.132872][ C0] ? __fput+0x68d/0xb70 [ 245.137005][ C0] __sys_sendmsg+0x16d/0x220 [ 245.141562][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 245.146647][ C0] do_syscall_64+0xcd/0xf80 [ 245.151121][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 245.156981][ C0] RIP: 0033:0x7f3c122a7407 [ 245.161369][ C0] RSP: 002b:00007fff7d0ffc50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 245.169746][ C0] RAX: ffffffffffffffda RBX: 00007f3c1294d880 RCX: 00007f3c122a7407 [ 245.177687][ C0] RDX: 0000000000000000 RSI: 00007fff7d0ffcb0 RDI: 0000000000000004 [ 245.185626][ C0] RBP: 000055f08e69b290 R08: 0000000000000000 R09: 0000000000000000 [ 245.193562][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000007c [ 245.201501][ C0] R13: 000055f08e45ed80 R14: 0000000000000000 R15: 0000000000000000 [ 245.209445][ C0] [ 245.212433][ C0] rcu: rcu_preempt kthread starved for 10577 jiffies! g9401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 245.223503][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 245.233435][ C0] rcu: RCU grace-period kthread stack dump: [ 245.239287][ C0] task:rcu_preempt state:R running task stack:29104 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 [ 245.252716][ C0] Call Trace: [ 245.255966][ C0] [ 245.258866][ C0] ? __schedule+0x10b9/0x6150 [ 245.263512][ C0] __schedule+0x1139/0x6150 [ 245.267984][ C0] ? __lock_acquire+0x436/0x2890 [ 245.272893][ C0] ? __mod_timer+0x8f2/0xd30 [ 245.277456][ C0] ? __pfx___schedule+0x10/0x10 [ 245.282274][ C0] ? find_held_lock+0x2b/0x80 [ 245.286937][ C0] ? schedule+0x2d7/0x3a0 [ 245.291497][ C0] schedule+0xe7/0x3a0 [ 245.295534][ C0] schedule_timeout+0x123/0x290 [ 245.300354][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 245.305693][ C0] ? __pfx_process_timeout+0x10/0x10 [ 245.310945][ C0] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 245.316717][ C0] ? prepare_to_swait_event+0xf5/0x480 [ 245.322144][ C0] rcu_gp_fqs_loop+0x1ea/0xaf0 [ 245.326876][ C0] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 245.332131][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 245.337300][ C0] ? __pfx_rcu_gp_init+0x10/0x10 [ 245.342208][ C0] ? rcu_gp_cleanup+0x7c1/0xe90 [ 245.347121][ C0] rcu_gp_kthread+0x26d/0x380 [ 245.351778][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 245.356944][ C0] ? rcu_is_watching+0x12/0xc0 [ 245.361673][ C0] ? lockdep_hardirqs_on+0x7c/0x110 [ 245.366841][ C0] ? __kthread_parkme+0x19e/0x250 [ 245.371835][ C0] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 245.377008][ C0] kthread+0x3c5/0x780 [ 245.381045][ C0] ? __pfx_kthread+0x10/0x10 [ 245.385616][ C0] ? rcu_is_watching+0x12/0xc0 [ 245.390349][ C0] ? __pfx_kthread+0x10/0x10 [ 245.394911][ C0] ret_from_fork+0x983/0xb10 [ 245.399470][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 245.404548][ C0] ? __switch_to+0x7af/0x10d0 [ 245.409204][ C0] ? __pfx_kthread+0x10/0x10 [ 245.413763][ C0] ret_from_fork_asm+0x1a/0x30 [ 245.418502][ C0] [ 245.421489][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 245.427777][ C0] Sending NMI from CPU 0 to CPUs 1: [ 245.432956][ C1] NMI backtrace for cpu 1 [ 245.432966][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) [ 245.432979][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 245.432986][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 245.433004][ C1] Code: 26 5f 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 99 11 00 fb f4 cc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 245.433015][ C1] RSP: 0018:ffffc90000197de8 EFLAGS: 000002c6 [ 245.433026][ C1] RAX: 000000000009fdcd RBX: 0000000000000001 RCX: ffffffff8b78c6d9 [ 245.433033][ C1] RDX: 0000000000000000 RSI: ffffffff8dacf709 RDI: ffffffff8bf2b580 [ 245.433041][ C1] RBP: ffffed1003b57498 R08: 0000000000000001 R09: ffffed10170a673d [ 245.433048][ C1] R10: ffff8880b85339eb R11: ffff88801dabaff0 R12: 0000000000000001 [ 245.433055][ C1] R13: ffff88801daba4c0 R14: ffffffff9088cdd0 R15: 0000000000000000 [ 245.433063][ C1] FS: 0000000000000000(0000) GS:ffff8881249f1000(0000) knlGS:0000000000000000 [ 245.433076][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 245.433084][ C1] CR2: 0000000000000002 CR3: 0000000076cb9000 CR4: 00000000003526f0 [ 245.433091][ C1] Call Trace: [ 245.433095][ C1] [ 245.433099][ C1] default_idle+0x13/0x20 [ 245.433109][ C1] default_idle_call+0x6c/0xb0 [ 245.433119][ C1] do_idle+0x38d/0x510 [ 245.433137][ C1] ? __pfx_do_idle+0x10/0x10 [ 245.433156][ C1] cpu_startup_entry+0x4f/0x60 [ 245.433173][ C1] start_secondary+0x21d/0x2d0 [ 245.433192][ C1] ? __pfx_start_secondary+0x10/0x10 [ 245.433206][ C1] common_startup_64+0x13e/0x148 [ 245.433224][ C1]