Warning: Permanently added '[localhost]:22868' (ED25519) to the list of known hosts. [ 44.825142][ T43] kauditd_printk_skb: 15 callbacks suppressed [ 44.825162][ T43] audit: type=1400 audit(1791205202.193:138): avc: denied { execute } for pid=5726 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 [ 44.825647][ T43] audit: type=1400 audit(1791205202.193:139): avc: denied { execute_no_trans } for pid=5726 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 2026/10/05 13:00:03 parsed 1 programs 2026/10/05 13:00:03 serving rpc on tcp://40449 [ 46.116329][ T43] audit: type=1400 audit(1791205203.483:140): avc: denied { node_bind } for pid=5726 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 48.847907][ T43] audit: type=1400 audit(1791205206.213:141): avc: denied { mounton } for pid=5736 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 [ 48.851181][ T43] audit: type=1400 audit(1791205206.213:142): avc: denied { mount } for pid=5736 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 [ 48.851408][ T5736] cgroup: Unknown subsys name 'net' [ 48.854130][ T43] audit: type=1400 audit(1791205206.223:143): avc: denied { unmount } for pid=5736 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 49.038064][ T5736] cgroup: Unknown subsys name 'cpuset' [ 49.042421][ T5736] cgroup: Unknown subsys name 'rlimit' [ 49.242342][ T43] audit: type=1400 audit(1791205206.603:144): avc: denied { setattr } for pid=5736 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=848 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 49.243448][ T43] audit: type=1400 audit(1791205206.613:145): avc: denied { create } for pid=5736 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 49.243686][ T43] audit: type=1400 audit(1791205206.613:146): avc: denied { write } for pid=5736 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 49.243957][ T43] audit: type=1400 audit(1791205206.613:147): avc: denied { read } for pid=5736 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 49.310347][ T5739] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 50.159121][ T5736] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 51.934738][ T43] kauditd_printk_skb: 10 callbacks suppressed [ 51.934755][ T43] audit: type=1400 audit(1791205209.303:158): avc: denied { execmem } for pid=5742 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 51.941859][ T43] audit: type=1400 audit(1791205209.303:159): avc: denied { read } for pid=5743 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 51.942416][ T43] audit: type=1400 audit(1791205209.313:160): avc: denied { open } for pid=5743 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 [ 51.944295][ T43] audit: type=1400 audit(1791205209.313:161): avc: denied { mounton } for pid=5743 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 [ 52.025610][ T43] audit: type=1400 audit(1791205209.393:162): avc: denied { mount } for pid=5743 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 [ 52.027292][ T43] audit: type=1400 audit(1791205209.393:163): avc: denied { mounton } for pid=5743 comm="syz-executor" path="/syzkaller.wgT2EP/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 [ 52.029341][ T43] audit: type=1400 audit(1791205209.393:164): avc: denied { mount } for pid=5743 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 [ 52.033552][ T43] audit: type=1400 audit(1791205209.403:165): avc: denied { mounton } for pid=5743 comm="syz-executor" path="/syzkaller.wgT2EP/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 [ 52.035073][ T43] audit: type=1400 audit(1791205209.403:166): avc: denied { mounton } for pid=5743 comm="syz-executor" path="/syzkaller.wgT2EP/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=7344 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 52.040540][ T43] audit: type=1400 audit(1791205209.403:167): avc: denied { unmount } for pid=5743 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 52.097646][ T5743] soft_limit_in_bytes is deprecated and will be removed. Writing any value to this file has no effect. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 52.609804][ T5749] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.610395][ T5749] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.610459][ T5749] bridge_slave_0: entered allmulticast mode [ 52.611405][ T5749] bridge_slave_0: entered promiscuous mode [ 52.614072][ T5749] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.614149][ T5749] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.614206][ T5749] bridge_slave_1: entered allmulticast mode [ 52.614955][ T5749] bridge_slave_1: entered promiscuous mode [ 52.630024][ T5749] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.631698][ T5749] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.649111][ T5749] team0: Port device team_slave_0 added [ 52.651349][ T5749] team0: Port device team_slave_1 added [ 52.679951][ T5749] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.679970][ T5749] 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. [ 52.679991][ T5749] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.684915][ T5749] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.684930][ T5749] 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. [ 52.684951][ T5749] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.726942][ T5749] hsr_slave_0: entered promiscuous mode [ 52.727944][ T5749] hsr_slave_1: entered promiscuous mode [ 52.859689][ T5749] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.865761][ T5749] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 52.866442][ T5749] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.869259][ T5749] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 52.869826][ T5749] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.871702][ T5749] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 52.872855][ T5749] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.877171][ T5749] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 52.899584][ T5749] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.899682][ T5749] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.900072][ T5749] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.900118][ T5749] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.941759][ T5749] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.952491][ T74] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.953774][ T74] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.963216][ T5749] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.970078][ T74] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.970168][ T74] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.975089][ T74] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.975173][ T74] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.273137][ T5749] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.311381][ T5749] veth0_vlan: entered promiscuous mode [ 53.316546][ T5749] veth1_vlan: entered promiscuous mode [ 53.333599][ T5749] veth0_macvtap: entered promiscuous mode [ 53.338390][ T5749] veth1_macvtap: entered promiscuous mode [ 53.349249][ T5749] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.355273][ T5749] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.372680][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.392277][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.412183][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.412223][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.446391][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 53.555515][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 53.619197][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 53.674713][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 54.587486][ T74] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.587506][ T74] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 54.610766][ T74] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 54.610788][ T74] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 55.060547][ T5848] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 55.063093][ T5848] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 55.064165][ T5848] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 55.065286][ T5848] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 55.065758][ T5848] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/10/05 13:00:12 executed programs: 0 [ 55.578299][ T5848] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 55.579661][ T5848] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 55.580295][ T5848] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 55.580720][ T5848] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 55.581820][ T5848] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 55.857834][ T12] bridge_slave_1: left allmulticast mode [ 55.857860][ T12] bridge_slave_1: left promiscuous mode [ 55.858620][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.861304][ T12] bridge_slave_0: left allmulticast mode [ 55.861318][ T12] bridge_slave_0: left promiscuous mode [ 55.861425][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.961194][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 55.965802][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 55.967189][ T12] bond0 (unregistering): Released all slaves [ 56.067514][ T12] hsr_slave_0: left promiscuous mode [ 56.068280][ T12] hsr_slave_1: left promiscuous mode [ 56.069104][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 56.069128][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 56.070108][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 56.070123][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 56.080477][ T12] veth1_macvtap: left promiscuous mode [ 56.080524][ T12] veth0_macvtap: left promiscuous mode [ 56.080647][ T12] veth1_vlan: left promiscuous mode [ 56.080717][ T12] veth0_vlan: left promiscuous mode [ 56.254742][ T12] team0 (unregistering): Port device team_slave_1 removed [ 56.261570][ T12] team0 (unregistering): Port device team_slave_0 removed [ 56.348607][ T5442] 8021q: adding VLAN 0 to HW filter on device eth2 [ 56.395814][ T5859] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.395891][ T5859] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.395981][ T5859] bridge_slave_0: entered allmulticast mode [ 56.397138][ T5859] bridge_slave_0: entered promiscuous mode [ 56.409747][ T5859] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.409837][ T5859] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.409940][ T5859] bridge_slave_1: entered allmulticast mode [ 56.413157][ T5859] bridge_slave_1: entered promiscuous mode [ 56.440833][ T5859] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.444691][ T5859] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.467339][ T5859] team0: Port device team_slave_0 added [ 56.469638][ T5859] team0: Port device team_slave_1 added [ 56.488699][ T5859] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.488716][ T5859] 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. [ 56.488736][ T5859] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.490077][ T5859] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.490087][ T5859] 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. [ 56.490103][ T5859] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.524076][ T5859] hsr_slave_0: entered promiscuous mode [ 56.524814][ T5859] hsr_slave_1: entered promiscuous mode [ 56.595279][ T5442] 8021q: adding VLAN 0 to HW filter on device eth3 [ 57.208999][ T43] kauditd_printk_skb: 30 callbacks suppressed [ 57.209273][ T43] audit: type=1400 audit(1791205214.573:198): avc: denied { write } for pid=5897 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 57.262223][ T43] audit: type=1400 audit(1791205214.623:199): avc: denied { write } for pid=5900 comm="rm" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 57.397539][ T5859] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.400884][ T5859] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 57.401642][ T5859] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.411504][ T5859] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 57.416796][ T5859] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.428537][ T5859] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 57.428998][ T5859] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.433909][ T5859] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 57.445440][ T43] audit: type=1400 audit(1791205214.813:200): avc: denied { write } for pid=5903 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 57.510044][ T43] audit: type=1400 audit(1791205214.873:201): avc: denied { write } for pid=5912 comm="rm" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 57.529836][ T5859] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.550490][ T5859] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.600260][ T37] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.600329][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.603378][ T5088] Bluetooth: hci0: command tx timeout [ 57.607850][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.607942][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.628569][ T43] audit: type=1400 audit(1791205214.993:202): avc: denied { write } for pid=5914 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 57.681602][ T43] audit: type=1400 audit(1791205215.043:203): avc: denied { write } for pid=5919 comm="rm" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 57.886329][ T5859] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.917982][ T5859] veth0_vlan: entered promiscuous mode [ 57.922442][ T5859] veth1_vlan: entered promiscuous mode [ 57.938512][ T5859] veth0_macvtap: entered promiscuous mode [ 57.940505][ T5859] veth1_macvtap: entered promiscuous mode [ 57.949826][ T5859] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 57.956615][ T5859] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.001564][ T74] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.001586][ T74] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.020232][ T74] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.020251][ T74] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.033750][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.033780][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.033806][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.033833][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.047406][ T43] audit: type=1400 audit(1791205215.413:204): avc: denied { read write } for pid=5929 comm="syz.0.17" name="comedi0" dev="devtmpfs" ino=1299 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 58.047604][ T43] audit: type=1400 audit(1791205215.413:205): avc: denied { open } for pid=5929 comm="syz.0.17" path="/dev/comedi0" dev="devtmpfs" ino=1299 scontext=root:sysadm_r:sysadm_t tcont ** replaying previous printk message ** [ 58.047604][ T43] audit: type=1400 audit(1791205215.413:205): avc: denied { open } for pid=5929 comm="syz.0.17" path="/dev/comedi0" dev="devtmpfs" ino=1299 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 58.047902][ T43] audit: type=1400 audit(1791205215.413:206): avc: denied { ioctl } for pid=5929 comm="syz.0.17" path="/dev/comedi0" dev="devtmpfs" ino=1299 ioctlcmd=0x6400 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 58.048216][ T5929] comedi comedi0: comedi_test: 1000000 microvolt, 100000 microsecond waveform attached [ 58.066690][ T5929] comedi comedi1: comedi_bond: 0:2 attached, 32 channels from 1 devices [ 58.066788][ T5929] [ 58.094670][ T5929] ============================================ [ 58.096580][ T5929] WARNING: possible recursive locking detected [ 58.098974][ T5929] syzkaller #0 Not tainted [ 58.100785][ T5929] -------------------------------------------- [ 58.103282][ T5929] syz.0.17/5929 is trying to acquire lock: [ 58.105513][ T5929] ffff8880344688f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_do_insn+0x2e/0x360 [ 58.108579][ T5929] [ 58.108579][ T5929] but task is already holding lock: [ 58.111423][ T5929] ffff8880344680f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_unlocked_ioctl+0x180/0x3310 [ 58.115282][ T5929] [ 58.115282][ T5929] other info that might help us debug this: [ 58.118473][ T5929] Possible unsafe locking scenario: [ 58.118473][ T5929] [ 58.121422][ T5929] CPU0 [ 58.122778][ T5929] ---- [ 58.124127][ T5929] lock(&dev->mutex#4); [ 58.125838][ T5929] lock(&dev->mutex#4); [ 58.127245][ T5929] [ 58.127245][ T5929] *** DEADLOCK *** [ 58.127245][ T5929] [ 58.130383][ T5929] May be due to missing lock nesting notation [ 58.130383][ T5929] [ 58.133643][ T5929] locks held by syz.0.17/5929: 1, last CPU#0: [ 58.136079][ T5929] #0: ffff8880344680f0 (&dev->mutex#4){+.+.}-{4:4}, at: comedi_unlocked_ioctl+0x180/0x3310 [ 58.140099][ T5929] [ 58.140099][ T5929] stack backtrace: [ 58.142420][ T5929] CPU: 0 UID: 0 PID: 5929 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 58.145429][ T5929] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 58.149327][ T5929] Call Trace: [ 58.150660][ T5929] [ 58.151577][ T5929] dump_stack_lvl+0x100/0x190 [ 58.153228][ T5929] print_deadlock_bug.cold+0xbd/0xca [ 58.155285][ T5929] __lock_acquire+0x13f4/0x1f40 [ 58.157227][ T5929] lock_acquire+0x1d1/0x380 [ 58.159025][ T5929] ? comedi_do_insn+0x2e/0x360 [ 58.160544][ T5929] ? __pfx___might_resched+0x10/0x10 [ 58.162479][ T5929] __mutex_lock+0x1a4/0x1bd0 [ 58.164342][ T5929] ? comedi_do_insn+0x2e/0x360 [ 58.166257][ T5929] ? comedi_do_insn+0x2e/0x360 [ 58.168147][ T5929] ? kernel_text_address+0x8d/0x100 [ 58.169801][ T5929] ? __pfx___mutex_lock+0x10/0x10 [ 58.171713][ T5929] ? lock_acquire+0x1d1/0x380 [ 58.173615][ T5929] ? comedi_dio_bitfield2+0xdb/0x420 [ 58.175298][ T5929] ? __pfx___might_resched+0x10/0x10 [ 58.177326][ T5929] ? rcu_is_watching+0x13/0xc0 [ 58.179242][ T5929] ? __up_read+0x333/0x980 [ 58.181039][ T5929] ? comedi_do_insn+0x2e/0x360 [ 58.182969][ T5929] comedi_do_insn+0x2e/0x360 [ 58.184788][ T5929] comedi_dio_bitfield2+0x3c0/0x420 [ 58.186390][ T5929] ? __pfx_comedi_dio_bitfield2+0x10/0x10 [ 58.188616][ T5929] bonding_dio_insn_bits+0x2b9/0x570 [ 58.190744][ T5929] ? __pfx_bonding_dio_insn_bits+0x10/0x10 [ 58.192973][ T5929] ? comedi_check_chanlist+0x27e/0x300 [ 58.195132][ T5929] parse_insn+0x1326/0x19f0 [ 58.196823][ T5929] ? __might_fault+0xc5/0x140 [ 58.198312][ T5929] ? __pfx_parse_insn+0x10/0x10 [ 58.200236][ T5929] do_insn_ioctl+0x152/0x4e0 [ 58.202128][ T5929] comedi_unlocked_ioctl+0xf68/0x3310 [ 58.204292][ T5929] ? tomoyo_path_number_perm+0x188/0x580 [ 58.206550][ T5929] ? __pfx_comedi_unlocked_ioctl+0x10/0x10 [ 58.208892][ T5929] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.211255][ T5929] ? do_vfs_ioctl+0x226/0x13e0 [ 58.213182][ T5929] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 58.215226][ T5929] ? ioctl_has_perm.constprop.0.isra.0+0x380/0x540 [ 58.217877][ T5929] ? __pfx_ioctl_has_perm.constprop.0.isra.0+0x10/0x10 [ 58.220567][ T5929] ? selinux_file_ioctl+0x13b/0x290 [ 58.222669][ T5929] ? selinux_file_ioctl+0xb6/0x290 [ 58.224730][ T5929] ? __pfx_comedi_unlocked_ioctl+0x10/0x10 [ 58.227069][ T5929] __x64_sys_ioctl+0x18e/0x210 [ 58.229013][ T5929] do_syscall_64+0x123/0x790 [ 58.230787][ T5929] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.232814][ T5929] RIP: 0033:0x7f937f39e199 [ 58.234646][ T5929] 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 [ 58.242935][ T5929] RSP: 002b:00007fffd1f97258 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 58.246220][ T5929] RAX: ffffffffffffffda RBX: 00007f937f625fa0 RCX: 00007f937f39e199 [ 58.249372][ T5929] RDX: 0000200000000400 RSI: 000000008028640c RDI: 0000000000000004 [ 58.252277][ T5929] RBP: 00007f937f4350b8 R08: 0000000000000000 R09: 0000000000000000 [ 58.255231][ T5929] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 58.258334][ T5929] R13: 00007f937f625fac R14: 00007f937f625fa0 R15: 00007f937f625fa0 [ 58.261484][ T5929] [ 59.635852][ T5788] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.165184][ T5788] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.264741][ T5788] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.317558][ T5788] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.371069][ T5788] bridge_slave_1: left allmulticast mode [ 61.371098][ T5788] bridge_slave_1: left promiscuous mode [ 61.371206][ T5788] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.375787][ T5788] bridge_slave_0: left allmulticast mode [ 61.375808][ T5788] bridge_slave_0: left promiscuous mode [ 61.375987][ T5788] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.429305][ T5788] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 61.430802][ T5788] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 61.431600][ T5788] bond0 (unregistering): Released all slaves [ 61.477625][ T43] audit: type=1400 audit(1791205218.843:207): avc: denied { write } for pid=5936 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1839 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 61.550856][ T5442] 8021q: adding VLAN 0 to HW filter on device eth2 [ 61.641751][ T5788] hsr_slave_0: left promiscuous mode [ 61.643954][ T5788] hsr_slave_1: left promiscuous mode [ 61.644363][ T5788] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 61.644377][ T5788] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 61.644849][ T5788] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 61.644861][ T5788] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 61.646601][ T5788] veth1_macvtap: left promiscuous mode [ 61.646616][ T5788] veth0_macvtap: left promiscuous mode [ 61.646643][ T5788] veth1_vlan: left promiscuous mode [ 61.646668][ T5788] veth0_vlan: left promiscuous mode [ 61.706220][ T5788] team0 (unregistering): Port device team_slave_1 removed [ 61.708971][ T5788] team0 (unregistering): Port device team_slave_0 removed [ 61.737277][ T5442] 8021q: adding VLAN 0 to HW filter on device eth3 [ 61.862983][ T5442] 8021q: adding VLAN 0 to HW filter on device eth4 [ 61.996610][ T5442] 8021q: adding VLAN 0 to HW filter on device eth5