Warning: Permanently added '10.128.1.49' (ED25519) to the list of known hosts. 2026/03/17 08:09:23 parsed 1 programs [ 56.147818][ T30] audit: type=1400 audit(1773734963.223:62): avc: denied { node_bind } for pid=5802 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 58.219636][ T30] audit: type=1400 audit(1773734965.293:63): avc: denied { mounton } for pid=5809 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 [ 58.243673][ T30] audit: type=1400 audit(1773734965.323:64): avc: denied { mount } for pid=5809 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 [ 58.246390][ T5809] cgroup: Unknown subsys name 'net' [ 58.273434][ T30] audit: type=1400 audit(1773734965.353:65): avc: denied { unmount } for pid=5809 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 58.374887][ T5809] cgroup: Unknown subsys name 'cpuset' [ 58.383005][ T5809] cgroup: Unknown subsys name 'rlimit' [ 58.496387][ T30] audit: type=1400 audit(1773734965.573:66): avc: denied { setattr } for pid=5809 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 [ 58.534868][ T30] audit: type=1400 audit(1773734965.573:67): avc: denied { create } for pid=5809 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 58.565105][ T30] audit: type=1400 audit(1773734965.573:68): avc: denied { write } for pid=5809 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 58.585649][ T30] audit: type=1400 audit(1773734965.573:69): avc: denied { read } for pid=5809 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 58.606284][ T30] audit: type=1400 audit(1773734965.593:70): avc: denied { mounton } for pid=5809 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 [ 58.612840][ T5812] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 58.631216][ T30] audit: type=1400 audit(1773734965.593:71): avc: denied { mount } for pid=5809 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 [ 59.611143][ T5809] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 61.212393][ T30] kauditd_printk_skb: 4 callbacks suppressed [ 61.212408][ T30] audit: type=1400 audit(1773734968.283:76): avc: denied { execmem } for pid=5817 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 61.252786][ T30] audit: type=1400 audit(1773734968.323:77): avc: denied { read } for pid=5822 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 61.313761][ T30] audit: type=1400 audit(1773734968.323:78): avc: denied { open } for pid=5822 comm="syz-executor" path="net:[4026531833]" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 61.349060][ T30] audit: type=1400 audit(1773734968.353:79): avc: denied { create } for pid=5820 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 61.390989][ T30] audit: type=1400 audit(1773734968.353:80): avc: denied { mounton } for pid=5822 comm="syz-executor" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 61.413686][ T30] audit: type=1400 audit(1773734968.353:81): avc: denied { sys_admin } for pid=5820 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 61.509350][ T30] audit: type=1400 audit(1773734968.583:82): avc: denied { mounton } for pid=5823 comm="syz-executor" path="/dev/binderfs" dev="devtmpfs" ino=2785 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 61.542895][ T30] audit: type=1400 audit(1773734968.583:83): avc: denied { mount } for pid=5823 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 [ 61.565667][ T30] audit: type=1400 audit(1773734968.583:84): avc: denied { mounton } for pid=5823 comm="syz-executor" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 61.604626][ T30] audit: type=1400 audit(1773734968.583:85): avc: denied { mount } for pid=5823 comm="syz-executor" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 61.715869][ T5822] 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. [ 62.669161][ T5868] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 62.679458][ T5868] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 62.687767][ T5868] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 62.709255][ T5868] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 62.720134][ T5868] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 62.884506][ T5852] chnl_net:caif_netlink_parms(): no params data found [ 63.281926][ T5852] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.289637][ T5852] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.302725][ T5852] bridge_slave_0: entered allmulticast mode [ 63.311018][ T5852] bridge_slave_0: entered promiscuous mode [ 63.320377][ T5852] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.327724][ T5852] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.335966][ T5852] bridge_slave_1: entered allmulticast mode [ 63.346286][ T5852] bridge_slave_1: entered promiscuous mode [ 63.496201][ T5852] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.504744][ T428] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.509864][ T5852] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.525296][ T428] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.569814][ T5852] team0: Port device team_slave_0 added [ 63.582146][ T5852] team0: Port device team_slave_1 added [ 63.671709][ T5852] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.679076][ T5852] 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. [ 63.705442][ T5852] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.743224][ T81] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.770524][ T81] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.779571][ T5852] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.795496][ T5852] 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. [ 63.823379][ T5852] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.887834][ T5852] hsr_slave_0: entered promiscuous mode [ 63.896642][ T5852] hsr_slave_1: entered promiscuous mode [ 64.254044][ T5852] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.267773][ T5852] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.279382][ T5852] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 64.294794][ T5852] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 64.392673][ T5852] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.409940][ T5852] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.423545][ T3489] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.430693][ T3489] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.444551][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.452245][ T428] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.580793][ T5852] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.709163][ T5852] veth0_vlan: entered promiscuous mode [ 64.719189][ T5852] veth1_vlan: entered promiscuous mode [ 64.739047][ T5852] veth0_macvtap: entered promiscuous mode [ 64.748136][ T5852] veth1_macvtap: entered promiscuous mode [ 64.761090][ T5852] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.775987][ T5852] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.788697][ T1152] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.798238][ T1152] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.807627][ T1152] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.820203][ T1152] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/03/17 08:09:31 executed programs: 0 [ 64.943560][ T5132] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 64.951549][ T5132] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 64.959700][ T5132] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 64.968076][ T5132] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 64.975606][ T5132] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 65.041516][ T5868] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 65.064451][ T5934] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 65.079173][ T5934] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 65.087247][ T5934] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 65.095808][ T5934] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 65.097583][ T5936] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 65.116400][ T5934] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 65.124051][ T5934] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 65.131242][ T5934] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 65.139980][ T5132] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 65.196614][ T5934] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 65.205229][ T5934] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 65.215261][ T5934] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 65.225066][ T5934] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 65.233126][ T5934] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 65.241763][ T5934] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 65.253933][ T5934] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 65.262832][ T5934] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 65.270463][ T5934] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 65.278707][ T5936] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 65.664716][ T5925] chnl_net:caif_netlink_parms(): no params data found [ 65.766767][ T36] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.781264][ T5928] chnl_net:caif_netlink_parms(): no params data found [ 65.791476][ T5938] chnl_net:caif_netlink_parms(): no params data found [ 65.826259][ T5931] chnl_net:caif_netlink_parms(): no params data found [ 65.897423][ T1296] ieee802154 phy0 wpan0: encryption failed: -22 [ 65.904713][ T1296] ieee802154 phy1 wpan1: encryption failed: -22 [ 65.934161][ T5925] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.941268][ T5925] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.948953][ T5925] bridge_slave_0: entered allmulticast mode [ 65.955701][ T5925] bridge_slave_0: entered promiscuous mode [ 65.995166][ T5928] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.002695][ T5928] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.009782][ T5928] bridge_slave_0: entered allmulticast mode [ 66.016669][ T5928] bridge_slave_0: entered promiscuous mode [ 66.028093][ T5925] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.038154][ T5925] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.045489][ T5925] bridge_slave_1: entered allmulticast mode [ 66.052832][ T5925] bridge_slave_1: entered promiscuous mode [ 66.071547][ T5928] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.078696][ T5928] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.086239][ T5928] bridge_slave_1: entered allmulticast mode [ 66.093809][ T5928] bridge_slave_1: entered promiscuous mode [ 66.121227][ T5938] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.128964][ T5938] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.136301][ T5938] bridge_slave_0: entered allmulticast mode [ 66.143210][ T5938] bridge_slave_0: entered promiscuous mode [ 66.174140][ T5925] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.190308][ T5925] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.201938][ T5938] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.209326][ T5938] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.219589][ T5938] bridge_slave_1: entered allmulticast mode [ 66.226360][ T5938] bridge_slave_1: entered promiscuous mode [ 66.265072][ T5925] team0: Port device team_slave_0 added [ 66.281098][ T5928] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.293318][ T5928] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.303411][ T5937] chnl_net:caif_netlink_parms(): no params data found [ 66.322762][ T5925] team0: Port device team_slave_1 added [ 66.345541][ T5931] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.353009][ T5931] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.360106][ T5931] bridge_slave_0: entered allmulticast mode [ 66.367104][ T5931] bridge_slave_0: entered promiscuous mode [ 66.374694][ T5931] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.381767][ T5931] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.389099][ T5931] bridge_slave_1: entered allmulticast mode [ 66.395839][ T5931] bridge_slave_1: entered promiscuous mode [ 66.409734][ T5938] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.421360][ T5938] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.471042][ T5928] team0: Port device team_slave_0 added [ 66.478710][ T5928] team0: Port device team_slave_1 added [ 66.494121][ T5925] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.501098][ T5925] 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. [ 66.527178][ T5925] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.563986][ T5925] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.570935][ T5925] 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. [ 66.597210][ T5925] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.610567][ T5931] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.621142][ T5938] team0: Port device team_slave_0 added [ 66.628738][ T5938] team0: Port device team_slave_1 added [ 66.656688][ T5931] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.678692][ T5928] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.686011][ T5928] 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. [ 66.712586][ T5928] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.747184][ T5938] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.754227][ T5938] 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. [ 66.781092][ T5938] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.793078][ T5928] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.800022][ T5928] 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. [ 66.826113][ T5928] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.855797][ T5937] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.863182][ T5937] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.870276][ T5937] bridge_slave_0: entered allmulticast mode [ 66.877698][ T5937] bridge_slave_0: entered promiscuous mode [ 66.886058][ T5938] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.893102][ T5938] 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. [ 66.919328][ T5938] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.936939][ T36] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.961423][ T5931] team0: Port device team_slave_0 added [ 66.968551][ T5931] team0: Port device team_slave_1 added [ 66.981285][ T5937] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.988665][ T5937] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.996031][ T5937] bridge_slave_1: entered allmulticast mode [ 67.003264][ T5937] bridge_slave_1: entered promiscuous mode [ 67.003334][ T5936] Bluetooth: hci0: command tx timeout [ 67.038658][ T5925] hsr_slave_0: entered promiscuous mode [ 67.044799][ T5925] hsr_slave_1: entered promiscuous mode [ 67.050664][ T5925] debugfs: 'hsr0' already exists in 'hsr' [ 67.056760][ T5925] Cannot create hsr debugfs directory [ 67.070174][ T5931] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.077304][ T5931] 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. [ 67.103587][ T5931] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.116370][ T5937] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.128185][ T5937] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.149893][ T5928] hsr_slave_0: entered promiscuous mode [ 67.156291][ T5928] hsr_slave_1: entered promiscuous mode [ 67.162223][ T5928] debugfs: 'hsr0' already exists in 'hsr' [ 67.168188][ T5936] Bluetooth: hci1: command tx timeout [ 67.168935][ T5928] Cannot create hsr debugfs directory [ 67.181037][ T5931] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.188665][ T5931] 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. [ 67.214737][ T5931] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.242389][ T5936] Bluetooth: hci2: command tx timeout [ 67.282941][ T5937] team0: Port device team_slave_0 added [ 67.293715][ T5938] hsr_slave_0: entered promiscuous mode [ 67.300316][ T5938] hsr_slave_1: entered promiscuous mode [ 67.306389][ T5938] debugfs: 'hsr0' already exists in 'hsr' [ 67.312093][ T5938] Cannot create hsr debugfs directory [ 67.322550][ T5936] Bluetooth: hci4: command tx timeout [ 67.322555][ T5132] Bluetooth: hci3: command tx timeout [ 67.351165][ T5937] team0: Port device team_slave_1 added [ 67.427087][ T5931] hsr_slave_0: entered promiscuous mode [ 67.433195][ T5931] hsr_slave_1: entered promiscuous mode [ 67.439055][ T5931] debugfs: 'hsr0' already exists in 'hsr' [ 67.445344][ T5931] Cannot create hsr debugfs directory [ 67.473441][ T5937] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.480406][ T5937] 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. [ 67.506941][ T5937] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.531208][ T36] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.553975][ T5937] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.560924][ T5937] 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. [ 67.587656][ T5937] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.728825][ T5937] hsr_slave_0: entered promiscuous mode [ 67.734984][ T5937] hsr_slave_1: entered promiscuous mode [ 67.740843][ T5937] debugfs: 'hsr0' already exists in 'hsr' [ 67.746683][ T5937] Cannot create hsr debugfs directory [ 67.867500][ T5938] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.888137][ T5938] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.910900][ T5938] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.929307][ T5938] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.984296][ T5928] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.005858][ T5928] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.024853][ T5928] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.042161][ T5928] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.079594][ T5925] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.088910][ T5925] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.098143][ T5925] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.108171][ T5925] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.187068][ T5938] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.223876][ T5931] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.235992][ T5931] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.254572][ T5931] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.269191][ T36] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.286726][ T5938] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.300206][ T5931] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.317496][ T3489] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.324588][ T3489] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.333579][ T3489] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.340652][ T3489] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.383314][ T5928] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.438275][ T5938] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.509015][ T5928] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.529477][ T1152] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.536640][ T1152] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.546297][ T36] bridge_slave_1: left allmulticast mode [ 68.552109][ T36] bridge_slave_1: left promiscuous mode [ 68.560519][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.570683][ T36] bridge_slave_0: left allmulticast mode [ 68.577083][ T36] bridge_slave_0: left promiscuous mode [ 68.583895][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.694261][ T36] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 68.704463][ T36] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 68.714272][ T36] bond0 (unregistering): Released all slaves [ 68.834268][ T5925] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.897478][ T81] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.904694][ T81] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.976949][ T36] hsr_slave_0: left promiscuous mode [ 68.985218][ T36] hsr_slave_1: left promiscuous mode [ 68.990963][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 69.002088][ T36] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 69.011823][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 69.019475][ T36] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 69.033676][ T36] veth1_macvtap: left promiscuous mode [ 69.039297][ T36] veth0_macvtap: left promiscuous mode [ 69.045507][ T36] veth1_vlan: left promiscuous mode [ 69.050796][ T36] veth0_vlan: left promiscuous mode [ 69.082503][ T5936] Bluetooth: hci0: command tx timeout [ 69.242383][ T5936] Bluetooth: hci1: command tx timeout [ 69.277186][ T36] team0 (unregistering): Port device team_slave_1 removed [ 69.296169][ T36] team0 (unregistering): Port device team_slave_0 removed [ 69.322467][ T5936] Bluetooth: hci2: command tx timeout [ 69.392251][ T5925] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.402547][ T5936] Bluetooth: hci3: command tx timeout [ 69.408785][ T5936] Bluetooth: hci4: command tx timeout [ 69.426538][ T5928] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.437398][ T5928] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.499536][ T5938] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.536840][ T81] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.544028][ T81] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.553694][ T81] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.560773][ T81] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.621210][ T5931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.729709][ T5925] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.791473][ T5931] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.832706][ T5938] veth0_vlan: entered promiscuous mode [ 69.842638][ T1152] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.849751][ T1152] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.875413][ T5928] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.890046][ T5937] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.907046][ T5937] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.924895][ T5938] veth1_vlan: entered promiscuous mode [ 69.959097][ T3489] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.966278][ T3489] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.987334][ T5937] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.030627][ T5937] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.132173][ T5925] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.145565][ T5938] veth0_macvtap: entered promiscuous mode [ 70.207369][ T5938] veth1_macvtap: entered promiscuous mode [ 70.239521][ T5928] veth0_vlan: entered promiscuous mode [ 70.279286][ T5938] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.291385][ T5928] veth1_vlan: entered promiscuous mode [ 70.318716][ T5938] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.365523][ T5925] veth0_vlan: entered promiscuous mode [ 70.381825][ T5925] veth1_vlan: entered promiscuous mode [ 70.410057][ T5931] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.419054][ T428] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.428014][ T428] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.454749][ T36] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.463946][ T36] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.479205][ T5928] veth0_macvtap: entered promiscuous mode [ 70.508390][ T5925] veth0_macvtap: entered promiscuous mode [ 70.520236][ T5928] veth1_macvtap: entered promiscuous mode [ 70.551891][ T5925] veth1_macvtap: entered promiscuous mode [ 70.576101][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.585609][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.595612][ T5928] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.611443][ T5928] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.624853][ T5931] veth0_vlan: entered promiscuous mode [ 70.634353][ T5937] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.647971][ T5925] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.658477][ T81] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.686051][ T81] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.695353][ T81] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.706800][ T5925] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.716465][ T81] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.728239][ T5931] veth1_vlan: entered promiscuous mode [ 70.741367][ T81] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.750567][ T81] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.751508][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.769393][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.790419][ T5937] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.797245][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.806537][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/03/17 08:09:37 executed programs: 10 [ 70.859761][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.866900][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.896479][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.907240][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.931042][ T30] kauditd_printk_skb: 19 callbacks suppressed [ 70.931060][ T30] audit: type=1400 audit(1773734978.003:105): avc: denied { create } for pid=6053 comm="syz.3.20" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netrom_socket permissive=1 [ 70.980370][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.987486][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.998930][ T30] audit: type=1400 audit(1773734978.073:106): avc: denied { ioctl } for pid=6053 comm="syz.3.20" path="socket:[9147]" dev="sockfs" ino=9147 ioctlcmd=0x890b scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netrom_socket permissive=1 [ 71.031290][ T5931] veth0_macvtap: entered promiscuous mode [ 71.063873][ T81] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.071725][ T81] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.099606][ T5931] veth1_macvtap: entered promiscuous mode [ 71.109066][ T49] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.118841][ T49] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.166095][ T5936] Bluetooth: hci0: command tx timeout [ 71.220621][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.221513][ T5931] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.236566][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.267808][ T5931] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.317228][ T49] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.332458][ T5936] Bluetooth: hci1: command tx timeout [ 71.350986][ T49] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.377388][ T49] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.402470][ T5936] Bluetooth: hci2: command tx timeout [ 71.409552][ T49] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.482899][ T5132] Bluetooth: hci4: command tx timeout [ 71.488381][ T5936] Bluetooth: hci3: command tx timeout [ 71.666142][ T49] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.699057][ T49] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.744869][ T5937] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.851857][ T1152] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.887462][ T1152] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 72.538386][ T5937] veth0_vlan: entered promiscuous mode [ 72.617966][ T5937] veth1_vlan: entered promiscuous mode [ 72.755608][ T5937] veth0_macvtap: entered promiscuous mode [ 72.783963][ T5937] veth1_macvtap: entered promiscuous mode [ 72.841682][ T5937] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.906349][ T5937] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.939227][ T3489] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.998075][ T3489] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.036823][ T3489] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.078042][ T3489] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.242568][ T5936] Bluetooth: hci0: command tx timeout [ 73.369645][ T1152] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.403370][ T5936] Bluetooth: hci1: command tx timeout [ 73.419038][ T1152] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.489265][ T5936] Bluetooth: hci2: command tx timeout [ 73.492175][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.519707][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.562922][ T5936] Bluetooth: hci3: command tx timeout [ 73.562957][ T5132] Bluetooth: hci4: command tx timeout 2026/03/17 08:09:42 executed programs: 263 [ 76.160591][ T3090] cfg80211: failed to load regulatory.db 2026/03/17 08:09:48 executed programs: 617 2026/03/17 08:09:53 executed programs: 998 2026/03/17 08:09:58 executed programs: 1381 [ 95.274303][ T7753] [ 95.276673][ T7753] ====================================================== [ 95.283686][ T7753] WARNING: possible circular locking dependency detected [ 95.290689][ T7753] syzkaller #0 Not tainted [ 95.295092][ T7753] ------------------------------------------------------ [ 95.302107][ T7753] syz.0.1706/7753 is trying to acquire lock: [ 95.308082][ T7753] ffffffff9088c678 (nr_node_list_lock){+...}-{3:3}, at: nr_rt_device_down+0xd3/0x820 [ 95.317560][ T7753] [ 95.317560][ T7753] but task is already holding lock: [ 95.324899][ T7753] ffffffff9088c618 (nr_neigh_list_lock){+...}-{3:3}, at: nr_rt_device_down+0x2c/0x820 [ 95.334448][ T7753] [ 95.334448][ T7753] which lock already depends on the new lock. [ 95.334448][ T7753] [ 95.344827][ T7753] [ 95.344827][ T7753] the existing dependency chain (in reverse order) is: [ 95.353831][ T7753] [ 95.353831][ T7753] -> #2 (nr_neigh_list_lock){+...}-{3:3}: [ 95.361712][ T7753] _raw_spin_lock_bh+0x33/0x40 [ 95.366980][ T7753] nr_rt_ioctl+0x6e2/0x29e0 [ 95.371991][ T7753] nr_ioctl+0x16e/0x2d0 [ 95.376650][ T7753] sock_do_ioctl+0x118/0x280 [ 95.381745][ T7753] sock_ioctl+0x599/0x6b0 [ 95.386588][ T7753] __x64_sys_ioctl+0x18e/0x210 [ 95.391857][ T7753] do_syscall_64+0x106/0xf80 [ 95.396950][ T7753] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.403340][ T7753] [ 95.403340][ T7753] -> #1 (&nr_node->node_lock){+...}-{3:3}: [ 95.411304][ T7753] _raw_spin_lock_bh+0x33/0x40 [ 95.416567][ T7753] nr_rt_ioctl+0x29b/0x29e0 [ 95.421599][ T7753] nr_ioctl+0x16e/0x2d0 [ 95.426281][ T7753] sock_do_ioctl+0x118/0x280 [ 95.431392][ T7753] sock_ioctl+0x599/0x6b0 [ 95.436221][ T7753] __x64_sys_ioctl+0x18e/0x210 [ 95.441491][ T7753] do_syscall_64+0x106/0xf80 [ 95.446582][ T7753] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.452976][ T7753] [ 95.452976][ T7753] -> #0 (nr_node_list_lock){+...}-{3:3}: [ 95.460769][ T7753] __lock_acquire+0x14b8/0x2630 [ 95.466133][ T7753] lock_acquire+0x1cf/0x380 [ 95.471134][ T7753] _raw_spin_lock_bh+0x33/0x40 [ 95.476398][ T7753] nr_rt_device_down+0xd3/0x820 [ 95.481747][ T7753] nr_device_event+0x126/0x170 [ 95.487013][ T7753] notifier_call_chain+0x99/0x420 [ 95.492534][ T7753] call_netdevice_notifiers_info+0xbe/0x110 [ 95.498931][ T7753] __dev_notify_flags+0x1f7/0x2e0 [ 95.504455][ T7753] netif_change_flags+0x108/0x160 [ 95.509979][ T7753] dev_change_flags+0xba/0x250 [ 95.515245][ T7753] dev_ifsioc+0x1682/0x1f20 [ 95.520247][ T7753] dev_ioctl+0x342/0x10e0 [ 95.525076][ T7753] sock_do_ioctl+0x1a0/0x280 [ 95.530172][ T7753] sock_ioctl+0x599/0x6b0 [ 95.534997][ T7753] __x64_sys_ioctl+0x18e/0x210 [ 95.540266][ T7753] do_syscall_64+0x106/0xf80 [ 95.545364][ T7753] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.551758][ T7753] [ 95.551758][ T7753] other info that might help us debug this: [ 95.551758][ T7753] [ 95.561961][ T7753] Chain exists of: [ 95.561961][ T7753] nr_node_list_lock --> &nr_node->node_lock --> nr_neigh_list_lock [ 95.561961][ T7753] [ 95.575753][ T7753] Possible unsafe locking scenario: [ 95.575753][ T7753] [ 95.583178][ T7753] CPU0 CPU1 [ 95.588516][ T7753] ---- ---- [ 95.593855][ T7753] lock(nr_neigh_list_lock); [ 95.598506][ T7753] lock(&nr_node->node_lock); [ 95.605762][ T7753] lock(nr_neigh_list_lock); [ 95.612933][ T7753] lock(nr_node_list_lock); [ 95.617513][ T7753] [ 95.617513][ T7753] *** DEADLOCK *** [ 95.617513][ T7753] [ 95.625630][ T7753] 2 locks held by syz.0.1706/7753: [ 95.630710][ T7753] #0: ffffffff906114a8 (rtnl_mutex){+.+.}-{4:4}, at: dev_ioctl+0x331/0x10e0 [ 95.639472][ T7753] #1: ffffffff9088c618 (nr_neigh_list_lock){+...}-{3:3}, at: nr_rt_device_down+0x2c/0x820 [ 95.649453][ T7753] [ 95.649453][ T7753] stack backtrace: [ 95.655317][ T7753] CPU: 0 UID: 0 PID: 7753 Comm: syz.0.1706 Not tainted syzkaller #0 PREEMPT(full) [ 95.655334][ T7753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 95.655342][ T7753] Call Trace: [ 95.655347][ T7753] [ 95.655351][ T7753] dump_stack_lvl+0x100/0x190 [ 95.655373][ T7753] print_circular_bug.cold+0x178/0x1c7 [ 95.655395][ T7753] check_noncircular+0x146/0x160 [ 95.655415][ T7753] ? rt6_disable_ip+0x24e/0x980 [ 95.655431][ T7753] __lock_acquire+0x14b8/0x2630 [ 95.655446][ T7753] lock_acquire+0x1cf/0x380 [ 95.655457][ T7753] ? nr_rt_device_down+0xd3/0x820 [ 95.655470][ T7753] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.655486][ T7753] _raw_spin_lock_bh+0x33/0x40 [ 95.655500][ T7753] ? nr_rt_device_down+0xd3/0x820 [ 95.655513][ T7753] nr_rt_device_down+0xd3/0x820 [ 95.655526][ T7753] ? __local_bh_enable_ip+0x9e/0x120 [ 95.655545][ T7753] nr_device_event+0x126/0x170 [ 95.655563][ T7753] notifier_call_chain+0x99/0x420 [ 95.655578][ T7753] call_netdevice_notifiers_info+0xbe/0x110 [ 95.655599][ T7753] __dev_notify_flags+0x1f7/0x2e0 [ 95.655614][ T7753] ? __pfx___dev_notify_flags+0x10/0x10 [ 95.655629][ T7753] ? __pfx___dev_change_flags+0x10/0x10 [ 95.655646][ T7753] netif_change_flags+0x108/0x160 [ 95.655663][ T7753] dev_change_flags+0xba/0x250 [ 95.655681][ T7753] dev_ifsioc+0x1682/0x1f20 [ 95.655697][ T7753] ? __pfx_dev_ifsioc+0x10/0x10 [ 95.655710][ T7753] ? __pfx___mutex_lock+0x10/0x10 [ 95.655730][ T7753] ? dev_load+0x8e/0x240 [ 95.655742][ T7753] ? dev_load+0x8e/0x240 [ 95.655756][ T7753] dev_ioctl+0x342/0x10e0 [ 95.655770][ T7753] sock_do_ioctl+0x1a0/0x280 [ 95.655790][ T7753] ? __pfx_sock_do_ioctl+0x10/0x10 [ 95.655810][ T7753] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 95.655830][ T7753] ? __pfx_ioctl_has_perm.constprop.0.isra.0+0x10/0x10 [ 95.655852][ T7753] sock_ioctl+0x599/0x6b0 [ 95.655863][ T7753] ? __pfx_sock_ioctl+0x10/0x10 [ 95.655874][ T7753] ? hook_file_ioctl_common+0x146/0x410 [ 95.655897][ T7753] ? selinux_file_ioctl+0x139/0x290 [ 95.655914][ T7753] ? selinux_file_ioctl+0xb4/0x290 [ 95.655931][ T7753] ? __pfx_sock_ioctl+0x10/0x10 [ 95.655943][ T7753] __x64_sys_ioctl+0x18e/0x210 [ 95.655963][ T7753] do_syscall_64+0x106/0xf80 [ 95.655979][ T7753] ? clear_bhb_loop+0x40/0x90 [ 95.655994][ T7753] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.656007][ T7753] RIP: 0033:0x7f622bb9c799 [ 95.656019][ T7753] 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 [ 95.656032][ T7753] RSP: 002b:00007fff1d2b29b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 95.656045][ T7753] RAX: ffffffffffffffda RBX: 00007f622be15fa0 RCX: 00007f622bb9c799 [ 95.656054][ T7753] RDX: 0000200000000000 RSI: 0000000000008914 RDI: 0000000000000004 [ 95.656062][ T7753] RBP: 00007f622bc32c99 R08: 0000000000000000 R09: 0000000000000000 [ 95.656070][ T7753] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.656077][ T7753] R13: 00007f622be15fac R14: 00007f622be15fa0 R15: 00007f622be15fa0 [ 95.656090][ T7753]