Warning: Permanently added '[localhost]:55029' (ED25519) to the list of known hosts. [ 50.424969][ T42] kauditd_printk_skb: 17 callbacks suppressed [ 50.424985][ T42] audit: type=1400 audit(1783856168.741:138): avc: denied { execute } for pid=5735 comm="sh" name="syz-execprog" dev="sda1" ino=2020 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 50.435457][ T42] audit: type=1400 audit(1783856168.741:139): avc: denied { execute_no_trans } for pid=5735 comm="sh" path="/syz-execprog" dev="sda1" ino=2020 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 2026/07/12 11:36:09 parsed 1 programs [ 51.566833][ T42] audit: type=1400 audit(1783856169.881:140): avc: denied { node_bind } for pid=5735 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 2026/07/12 11:36:09 serving rpc on tcp://42073 [ 51.574088][ T42] audit: type=1400 audit(1783856169.901:141): avc: denied { node_bind } for pid=5735 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 53.935202][ T42] audit: type=1400 audit(1783856172.251:142): avc: denied { mounton } for pid=5745 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 [ 53.943393][ T42] audit: type=1400 audit(1783856172.271:143): avc: denied { mount } for pid=5745 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 [ 53.945349][ T5745] cgroup: Unknown subsys name 'net' [ 53.953364][ T42] audit: type=1400 audit(1783856172.281:144): avc: denied { unmount } for pid=5745 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 54.121757][ T5745] cgroup: Unknown subsys name 'cpuset' [ 54.126171][ T5745] cgroup: Unknown subsys name 'rlimit' [ 54.342372][ T42] audit: type=1400 audit(1783856172.661:145): avc: denied { setattr } for pid=5745 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=850 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 54.349975][ T42] audit: type=1400 audit(1783856172.661:146): avc: denied { create } for pid=5745 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 54.356214][ T42] audit: type=1400 audit(1783856172.661:147): avc: denied { write } for pid=5745 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 54.394520][ T5748] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 55.484145][ T5745] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 57.486006][ T42] kauditd_printk_skb: 11 callbacks suppressed [ 57.486027][ T42] audit: type=1400 audit(1783856175.801:159): avc: denied { execmem } for pid=5752 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 57.498301][ T42] audit: type=1400 audit(1783856175.821:160): avc: denied { read } for pid=5753 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 57.506544][ T42] audit: type=1400 audit(1783856175.821:161): avc: denied { open } for pid=5753 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 [ 57.515649][ T42] audit: type=1400 audit(1783856175.821:162): avc: denied { mounton } for pid=5753 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 [ 57.578427][ T42] audit: type=1400 audit(1783856175.901:163): avc: denied { mounton } for pid=5753 comm="syz-executor" path="/dev/binderfs" dev="devtmpfs" ino=2837 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 57.587570][ T42] audit: type=1400 audit(1783856175.901:164): avc: denied { mount } for pid=5753 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 [ 57.596336][ T42] audit: type=1400 audit(1783856175.901:165): avc: denied { mounton } for pid=5753 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 [ 57.606114][ T42] audit: type=1400 audit(1783856175.901:166): avc: denied { mount } for pid=5753 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 [ 57.765408][ T42] audit: type=1400 audit(1783856176.091:167): avc: denied { mount } for pid=5759 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 [ 57.773378][ T42] audit: type=1400 audit(1783856176.091:168): avc: denied { mounton } for pid=5759 comm="syz-executor" path="/syzkaller.W2eB3V/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 [ 57.803399][ T5759] 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. [ 57.978328][ T1167] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.983504][ T1167] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.044975][ T1166] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.047856][ T1166] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.556217][ T5795] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.559041][ T5795] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.561354][ T5795] bridge_slave_0: entered allmulticast mode [ 59.564008][ T5795] bridge_slave_0: entered promiscuous mode [ 59.570824][ T5795] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.573424][ T5795] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.575806][ T5795] bridge_slave_1: entered allmulticast mode [ 59.578942][ T5795] bridge_slave_1: entered promiscuous mode [ 59.596623][ T5795] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.602302][ T5795] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.627528][ T5795] team0: Port device team_slave_0 added [ 59.631526][ T5795] team0: Port device team_slave_1 added [ 59.647968][ T5795] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.650202][ T5795] 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. [ 59.658280][ T5795] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.663128][ T5795] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.665304][ T5795] 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. [ 59.672989][ T5795] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.696304][ T5795] hsr_slave_0: entered promiscuous mode [ 59.701202][ T5795] hsr_slave_1: entered promiscuous mode [ 59.835592][ T5795] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.842152][ T5795] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 59.845068][ T5795] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.850840][ T5795] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 59.854137][ T5795] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.860253][ T5795] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 59.863035][ T5795] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.867078][ T5795] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 59.886575][ T5795] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.889891][ T5795] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.892695][ T5795] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.895014][ T5795] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.948205][ T5795] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.963953][ T1167] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.968846][ T1167] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.978200][ T5795] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.984794][ T1167] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.987170][ T1167] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.993409][ T1167] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.996471][ T1167] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.298098][ T5795] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.328504][ T5795] veth0_vlan: entered promiscuous mode [ 60.334393][ T5795] veth1_vlan: entered promiscuous mode [ 60.352620][ T5795] veth0_macvtap: entered promiscuous mode [ 60.359581][ T5795] veth1_macvtap: entered promiscuous mode [ 60.374808][ T5795] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.385569][ T5795] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.398697][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.402771][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.407041][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.411368][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.517132][ T5767] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.613513][ T5767] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.718851][ T5767] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.749151][ T5098] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 60.752186][ T5098] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 60.755092][ T5098] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 60.758738][ T5098] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 60.761622][ T5098] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 60.802401][ T5767] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/07/12 11:36:20 executed programs: 0 [ 61.695561][ T5098] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 61.699558][ T5098] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 61.702639][ T5098] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 61.706049][ T5098] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 61.710811][ T5098] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 62.102196][ T5867] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.104874][ T5867] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.107855][ T5867] bridge_slave_0: entered allmulticast mode [ 62.110758][ T5867] bridge_slave_0: entered promiscuous mode [ 62.115049][ T5867] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.117830][ T5867] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.120647][ T5867] bridge_slave_1: entered allmulticast mode [ 62.124010][ T5867] bridge_slave_1: entered promiscuous mode [ 62.146082][ T5867] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.151009][ T5867] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.167032][ T5867] team0: Port device team_slave_0 added [ 62.171144][ T5867] team0: Port device team_slave_1 added [ 62.185377][ T5867] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.187814][ T5867] 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. [ 62.195782][ T5867] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.200366][ T5867] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.202477][ T5867] 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. [ 62.210652][ T5867] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.238461][ T5867] hsr_slave_0: entered promiscuous mode [ 62.241384][ T5867] hsr_slave_1: entered promiscuous mode [ 62.243410][ T5867] debugfs: 'hsr0' already exists in 'hsr' [ 62.245215][ T5867] Cannot create hsr debugfs directory [ 63.328552][ T5767] bridge_slave_1: left allmulticast mode [ 63.331370][ T5767] bridge_slave_1: left promiscuous mode [ 63.334679][ T5767] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.342465][ T5767] bridge_slave_0: left allmulticast mode [ 63.344892][ T5767] bridge_slave_0: left promiscuous mode [ 63.348352][ T5767] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.376013][ T42] kauditd_printk_skb: 20 callbacks suppressed [ 63.376032][ T42] audit: type=1400 audit(1783856181.691:189): avc: denied { write } for pid=5889 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 63.386288][ T42] audit: type=1400 audit(1783856181.691:190): avc: denied { create } for pid=5889 comm="dhcpcd-run-hook" name="resolv.conf.eth2.link" scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 63.394481][ T42] audit: type=1400 audit(1783856181.691:191): avc: denied { write } for pid=5889 comm="dhcpcd-run-hook" path="/run/dhcpcd/hook-state/resolv.conf.eth2.link" dev="tmpfs" ino=2018 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 63.403337][ T42] audit: type=1400 audit(1783856181.691:192): avc: denied { append } for pid=5889 comm="dhcpcd-run-hook" name="resolv.conf.eth2.link" dev="tmpfs" ino=2018 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 63.444801][ T42] audit: type=1400 audit(1783856181.761:193): avc: denied { write } for pid=5893 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 63.452033][ T42] audit: type=1400 audit(1783856181.761:194): avc: denied { unlink } for pid=5893 comm="rm" name="resolv.conf.eth2.link" dev="tmpfs" ino=2018 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 63.502093][ T5767] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 63.508160][ T5767] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 63.512630][ T5767] bond0 (unregistering): Released all slaves [ 63.523227][ T5450] 8021q: adding VLAN 0 to HW filter on device eth2 [ 63.605738][ T42] audit: type=1400 audit(1783856181.921:195): avc: denied { write } for pid=5897 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 63.625710][ T5767] hsr_slave_0: left promiscuous mode [ 63.629603][ T5767] hsr_slave_1: left promiscuous mode [ 63.631682][ T5767] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 63.634425][ T5767] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 63.638042][ T5767] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 63.640964][ T5767] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 63.649400][ T5767] veth1_macvtap: left promiscuous mode [ 63.651799][ T5767] veth0_macvtap: left promiscuous mode [ 63.654174][ T5767] veth1_vlan: left promiscuous mode [ 63.656196][ T5767] veth0_vlan: left promiscuous mode [ 63.669439][ T42] audit: type=1400 audit(1783856181.991:196): avc: denied { write } for pid=5900 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 63.771408][ T5767] team0 (unregistering): Port device team_slave_1 removed [ 63.778406][ T5098] Bluetooth: hci0: command tx timeout [ 63.783557][ T5767] team0 (unregistering): Port device team_slave_0 removed [ 63.859429][ T5450] 8021q: adding VLAN 0 to HW filter on device eth3 [ 64.028622][ T42] audit: type=1400 audit(1783856182.351:197): avc: denied { write } for pid=5904 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 64.080108][ T42] audit: type=1400 audit(1783856182.401:198): avc: denied { write } for pid=5907 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 64.340517][ T5867] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.346488][ T5867] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 64.350551][ T5867] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.356035][ T5867] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 64.359687][ T5867] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.363999][ T5867] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 64.366897][ T5867] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.373384][ T5867] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 64.440185][ T5867] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.453251][ T5867] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.461134][ T1167] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.464084][ T1167] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.474545][ T1167] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.476837][ T1167] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.002177][ T5867] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.040720][ T5867] veth0_vlan: entered promiscuous mode [ 65.050396][ T5867] veth1_vlan: entered promiscuous mode [ 65.075246][ T5867] veth0_macvtap: entered promiscuous mode [ 65.081178][ T5867] veth1_macvtap: entered promiscuous mode [ 65.095235][ T5867] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.104143][ T5867] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.115509][ T5767] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.119039][ T5767] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.122851][ T5767] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.126456][ T5767] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.178019][ T1166] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.180651][ T1166] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.201426][ T104] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.204625][ T104] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.248657][ T5936] loop3: detected capacity change from 0 to 7 [ 65.328309][ T5936] [ 65.329361][ T5936] ====================================================== [ 65.332004][ T5936] WARNING: possible circular locking dependency detected [ 65.334657][ T5936] syzkaller #0 Not tainted [ 65.336409][ T5936] ------------------------------------------------------ [ 65.338920][ T5936] syz.0.17/5936 is trying to acquire lock: [ 65.341120][ T5936] ffff88801d2a6210 (&root->kernfs_iattr_rwsem){++++}-{4:4}, at: kernfs_iop_getattr+0x9c/0xf0 [ 65.344728][ T5936] [ 65.344728][ T5936] but task is already holding lock: [ 65.347041][ T5936] ffff888028ba1c50 (&q->q_usage_counter(io)#20){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 65.350513][ T5936] [ 65.350513][ T5936] which lock already depends on the new lock. [ 65.350513][ T5936] [ 65.353708][ T5936] [ 65.353708][ T5936] the existing dependency chain (in reverse order) is: [ 65.356595][ T5936] [ 65.356595][ T5936] -> #2 (&q->q_usage_counter(io)#20){++++}-{0:0}: [ 65.359290][ T5936] lock_acquire+0x1b9/0x370 [ 65.360932][ T5936] blk_alloc_queue+0x610/0x790 [ 65.362735][ T5936] blk_mq_alloc_queue+0x174/0x290 [ 65.365004][ T5936] __blk_mq_alloc_disk+0x29/0x120 [ 65.367216][ T5936] loop_add+0x498/0xb60 [ 65.369117][ T5936] loop_init+0x1d3/0x200 [ 65.371047][ T5936] do_one_initcall+0x11d/0x700 [ 65.373167][ T5936] kernel_init_freeable+0x6ea/0x7b0 [ 65.375371][ T5936] kernel_init+0x1f/0x1e0 [ 65.377031][ T5936] ret_from_fork+0x72b/0xd50 [ 65.378570][ T5936] ret_from_fork_asm+0x1a/0x30 [ 65.380121][ T5936] [ 65.380121][ T5936] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 65.382589][ T5936] lock_acquire+0x1b9/0x370 [ 65.384409][ T5936] fs_reclaim_acquire+0xc4/0x100 [ 65.386313][ T5936] kmem_cache_alloc_noprof+0x63/0x6a0 [ 65.388109][ T5936] __kernfs_iattrs+0x126/0x450 [ 65.389932][ T5936] __kernfs_setattr+0x4d/0x3c0 [ 65.391742][ T5936] kernfs_iop_setattr+0xda/0x130 [ 65.393739][ T5936] notify_change+0xb25/0x1330 [ 65.395583][ T5936] do_truncate+0x1df/0x240 [ 65.397459][ T5936] path_openat+0x370f/0x4280 [ 65.399422][ T5936] do_file_open+0x20e/0x430 [ 65.401418][ T5936] do_sys_openat2+0x10f/0x1e0 [ 65.403541][ T5936] __x64_sys_openat+0x12d/0x210 [ 65.405700][ T5936] do_syscall_64+0x115/0x870 [ 65.407778][ T5936] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.410329][ T5936] [ 65.410329][ T5936] -> #0 (&root->kernfs_iattr_rwsem){++++}-{4:4}: [ 65.413650][ T5936] check_prev_add+0xeb/0xe60 [ 65.415676][ T5936] __lock_acquire+0x136c/0x1a40 [ 65.417815][ T5936] lock_acquire+0x1b9/0x370 [ 65.419537][ T5936] down_read+0x99/0x4c0 [ 65.421045][ T5936] kernfs_iop_getattr+0x9c/0xf0 [ 65.422589][ T5936] vfs_getattr_nosec+0x2d4/0x430 [ 65.424153][ T5936] vfs_getattr+0x4a/0x60 [ 65.425611][ T5936] loop_query_min_dio_size.isra.0+0x117/0x250 [ 65.427713][ T5936] lo_ioctl+0x13aa/0x1bc0 [ 65.429512][ T5936] blkdev_ioctl+0x5ad/0x6f0 [ 65.431379][ T5936] __x64_sys_ioctl+0x18e/0x210 [ 65.433302][ T5936] do_syscall_64+0x115/0x870 [ 65.435170][ T5936] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.437542][ T5936] [ 65.437542][ T5936] other info that might help us debug this: [ 65.437542][ T5936] [ 65.441231][ T5936] Chain exists of: [ 65.441231][ T5936] &root->kernfs_iattr_rwsem --> fs_reclaim --> &q->q_usage_counter(io)#20 [ 65.441231][ T5936] [ 65.446190][ T5936] Possible unsafe locking scenario: [ 65.446190][ T5936] [ 65.448551][ T5936] CPU0 CPU1 [ 65.450554][ T5936] ---- ---- [ 65.452423][ T5936] lock(&q->q_usage_counter(io)#20); [ 65.454154][ T5936] lock(fs_reclaim); [ 65.456183][ T5936] lock(&q->q_usage_counter(io)#20); [ 65.458673][ T5936] rlock(&root->kernfs_iattr_rwsem); [ 65.460354][ T5936] [ 65.460354][ T5936] *** DEADLOCK *** [ 65.460354][ T5936] [ 65.462990][ T5936] 3 locks held by syz.0.17/5936: [ 65.464701][ T5936] #0: ffff888028cf2430 (&lo->lo_mutex){+.+.}-{4:4}, at: loop_global_lock_killable+0x30/0xb0 [ 65.468216][ T5936] #1: ffff888028ba1c50 (&q->q_usage_counter(io)#20){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 65.472033][ T5936] #2: ffff888028ba1c88 (&q->q_usage_counter(queue)#4){+.+.}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 65.475618][ T5936] [ 65.475618][ T5936] stack backtrace: [ 65.477587][ T5936] CPU: 0 UID: 0 PID: 5936 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 65.477601][ T5936] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 65.477631][ T5936] Call Trace: [ 65.477636][ T5936] [ 65.477642][ T5936] dump_stack_lvl+0x100/0x190 [ 65.477659][ T5936] print_circular_bug.cold+0x178/0x1c7 [ 65.477677][ T5936] check_noncircular+0x146/0x160 [ 65.477690][ T5936] check_prev_add+0xeb/0xe60 [ 65.477701][ T5936] __lock_acquire+0x136c/0x1a40 [ 65.477714][ T5936] lock_acquire+0x1b9/0x370 [ 65.477724][ T5936] ? kernfs_iop_getattr+0x9c/0xf0 [ 65.477744][ T5936] ? __pfx___might_resched+0x10/0x10 [ 65.477757][ T5936] down_read+0x99/0x4c0 [ 65.477767][ T5936] ? kernfs_iop_getattr+0x9c/0xf0 [ 65.477781][ T5936] ? find_held_lock+0x2b/0x80 [ 65.477796][ T5936] ? __pfx_down_read+0x10/0x10 [ 65.477805][ T5936] ? kernfs_root+0xee/0x2a0 [ 65.477819][ T5936] kernfs_iop_getattr+0x9c/0xf0 [ 65.477834][ T5936] vfs_getattr_nosec+0x2d4/0x430 [ 65.477846][ T5936] ? __pfx_kernfs_iop_getattr+0x10/0x10 [ 65.477861][ T5936] vfs_getattr+0x4a/0x60 [ 65.477870][ T5936] loop_query_min_dio_size.isra.0+0x117/0x250 [ 65.477888][ T5936] ? __pfx_loop_query_min_dio_size.isra.0+0x10/0x10 [ 65.477908][ T5936] lo_ioctl+0x13aa/0x1bc0 [ 65.477924][ T5936] ? __pfx_lo_ioctl+0x10/0x10 [ 65.477939][ T5936] ? __pfx_avc_has_extended_perms+0x10/0x10 [ 65.477950][ T5936] ? kasan_quarantine_put+0x104/0x240 [ 65.477961][ T5936] ? blk_get_meta_cap+0xd4/0x6c0 [ 65.477974][ T5936] ? __pfx_blk_get_meta_cap+0x10/0x10 [ 65.477988][ T5936] ? blkdev_common_ioctl+0x515/0x2b80 [ 65.478002][ T5936] ? __pfx_blkdev_common_ioctl+0x10/0x10 [ 65.478017][ T5936] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 65.478029][ T5936] ? do_vfs_ioctl+0x226/0x13e0 [ 65.478043][ T5936] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 65.478055][ T5936] ? __pfx_ioctl_has_perm.constprop.0.isra.0+0x10/0x10 [ 65.478073][ T5936] ? __pfx_lo_ioctl+0x10/0x10 [ 65.478087][ T5936] blkdev_ioctl+0x5ad/0x6f0 [ 65.478101][ T5936] ? __pfx_blkdev_ioctl+0x10/0x10 [ 65.478113][ T5936] ? selinux_file_ioctl+0x13b/0x290 [ 65.478126][ T5936] ? selinux_file_ioctl+0xb6/0x290 [ 65.478140][ T5936] ? __pfx_blkdev_ioctl+0x10/0x10 [ 65.478153][ T5936] __x64_sys_ioctl+0x18e/0x210 [ 65.478167][ T5936] do_syscall_64+0x115/0x870 [ 65.478182][ T5936] ? clear_bhb_loop+0x40/0x90 [ 65.478194][ T5936] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.478205][ T5936] RIP: 0033:0x7f458539de59 [ 65.478215][ T5936] 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 [ 65.478225][ T5936] RSP: 002b:00007ffc34826228 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 65.478261][ T5936] RAX: ffffffffffffffda RBX: 00007f4585625fa0 RCX: 00007f458539de59 [ 65.478267][ T5936] RDX: 0000000000000004 RSI: 0000000000004c06 RDI: 0000000000000003 [ 65.478273][ T5936] RBP: 00007f4585433e6f R08: 0000000000000000 R09: 0000000000000000 [ 65.478279][ T5936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 65.478285][ T5936] R13: 00007f4585625fac R14: 00007f4585625fa0 R15: 00007f4585625fa0 [ 65.478294][ T5936] [ 65.590732][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 65.599178][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 65.602722][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 65.606074][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 65.609631][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 65.613145][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 65.616436][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 65.619571][ C1] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 65.623139][ C1] Buffer I/O error on dev loop3, logical block 0, async page read [ 65.626710][ C1] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 65.630330][ C1] Buffer I/O error on dev loop3, logical block 0, async page read [ 66.582572][ T5589] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.849954][ T5589] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.210805][ T5589] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.263067][ T5589] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.343030][ T5589] bridge_slave_1: left allmulticast mode [ 68.344997][ T5589] bridge_slave_1: left promiscuous mode [ 68.346941][ T5589] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.350635][ T5589] bridge_slave_0: left allmulticast mode [ 68.352574][ T5589] bridge_slave_0: left promiscuous mode [ 68.354471][ T5589] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.402544][ T5589] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 68.406993][ T5589] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 68.411774][ T5589] bond0 (unregistering): Released all slaves [ 68.453190][ T42] kauditd_printk_skb: 5 callbacks suppressed [ 68.453214][ T42] audit: type=1400 audit(1783856186.771:204): avc: denied { write } for pid=5938 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.486946][ T42] audit: type=1400 audit(1783856186.801:205): avc: denied { write } for pid=5941 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.506966][ T5450] 8021q: adding VLAN 0 to HW filter on device eth2 [ 68.558259][ T42] audit: type=1400 audit(1783856186.881:206): avc: denied { write } for pid=5944 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.596734][ T42] audit: type=1400 audit(1783856186.911:207): avc: denied { write } for pid=5947 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.632220][ T5450] 8021q: adding VLAN 0 to HW filter on device eth3 [ 68.677099][ T42] audit: type=1400 audit(1783856186.991:208): avc: denied { write } for pid=5950 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.700955][ T42] audit: type=1400 audit(1783856187.021:209): avc: denied { write } for pid=5953 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.718835][ T5450] 8021q: adding VLAN 0 to HW filter on device eth4 [ 68.733594][ T5589] hsr_slave_0: left promiscuous mode [ 68.736147][ T5589] hsr_slave_1: left promiscuous mode [ 68.739824][ T5589] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 68.742770][ T5589] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 68.745969][ T5589] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 68.749013][ T5589] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 68.753883][ T5589] veth1_macvtap: left promiscuous mode [ 68.755501][ T5589] veth0_macvtap: left promiscuous mode [ 68.757335][ T5589] veth1_vlan: left promiscuous mode [ 68.759026][ T5589] veth0_vlan: left promiscuous mode [ 68.769155][ T42] audit: type=1400 audit(1783856187.091:210): avc: denied { write } for pid=5956 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.801969][ T42] audit: type=1400 audit(1783856187.121:211): avc: denied { write } for pid=5959 comm="rm" name="hook-state" dev="tmpfs" ino=1841 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 68.815220][ T5589] team0 (unregistering): Port device team_slave_1 removed [ 68.819992][ T5589] team0 (unregistering): Port device team_slave_0 removed [ 68.847248][ T5450] 8021q: adding VLAN 0 to HW filter on device eth5 [ 71.448453][ T1445] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.450746][ T1445] ieee802154 phy1 wpan1: encryption failed: -22