Warning: Permanently added '[localhost]:59612' (ED25519) to the list of known hosts. [ 49.499506][ T42] kauditd_printk_skb: 17 callbacks suppressed [ 49.499526][ T42] audit: type=1400 audit(1784150932.693:138): avc: denied { execute } for pid=5734 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 [ 49.510584][ T42] audit: type=1400 audit(1784150932.693:139): avc: denied { execute_no_trans } for pid=5734 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 2026/07/15 21:28:53 parsed 1 programs [ 50.773187][ T42] audit: type=1400 audit(1784150933.963:140): avc: denied { node_bind } for pid=5734 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 2026/07/15 21:28:53 serving rpc on tcp://35059 [ 50.782748][ T42] audit: type=1400 audit(1784150933.973:141): avc: denied { node_bind } for pid=5734 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 53.067034][ T42] audit: type=1400 audit(1784150936.253:142): avc: denied { mounton } for pid=5744 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 [ 53.074838][ T42] audit: type=1400 audit(1784150936.263:143): avc: denied { mount } for pid=5744 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 [ 53.076654][ T5744] cgroup: Unknown subsys name 'net' [ 53.084738][ T42] audit: type=1400 audit(1784150936.283:144): avc: denied { unmount } for pid=5744 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 53.253169][ T5744] cgroup: Unknown subsys name 'cpuset' [ 53.259424][ T5744] cgroup: Unknown subsys name 'rlimit' [ 53.437050][ T42] audit: type=1400 audit(1784150936.623:145): avc: denied { setattr } for pid=5744 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 [ 53.445710][ T42] audit: type=1400 audit(1784150936.623:146): avc: denied { create } for pid=5744 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.454530][ T42] audit: type=1400 audit(1784150936.623:147): avc: denied { write } for pid=5744 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.490443][ T5746] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 54.226223][ T5744] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 56.239752][ T42] kauditd_printk_skb: 11 callbacks suppressed [ 56.239767][ T42] audit: type=1400 audit(1784150939.433:159): avc: denied { execmem } for pid=5751 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 56.247408][ T42] audit: type=1400 audit(1784150939.433:160): avc: denied { read } for pid=5752 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 56.254681][ T42] audit: type=1400 audit(1784150939.433:161): avc: denied { open } for pid=5752 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 [ 56.263897][ T42] audit: type=1400 audit(1784150939.433:162): avc: denied { mounton } for pid=5752 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 [ 56.317325][ T42] audit: type=1400 audit(1784150939.503:163): avc: denied { mount } for pid=5752 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 [ 56.324143][ T42] audit: type=1400 audit(1784150939.513:164): avc: denied { mounton } for pid=5752 comm="syz-executor" path="/syzkaller.xW3XJa/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 [ 56.331951][ T42] audit: type=1400 audit(1784150939.513:165): avc: denied { mount } for pid=5752 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 [ 56.338871][ T42] audit: type=1400 audit(1784150939.513:166): avc: denied { mounton } for pid=5752 comm="syz-executor" path="/syzkaller.xW3XJa/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 [ 56.346717][ T42] audit: type=1400 audit(1784150939.513:167): avc: denied { mounton } for pid=5752 comm="syz-executor" path="/syzkaller.xW3XJa/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=8379 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 56.355250][ T42] audit: type=1400 audit(1784150939.523:168): avc: denied { unmount } for pid=5752 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 56.365265][ T5752] 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. [ 57.405795][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.409660][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 57.433486][ T1167] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.436644][ T1167] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 57.914868][ T5788] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.917660][ T5788] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.921010][ T5788] bridge_slave_0: entered allmulticast mode [ 57.924279][ T5788] bridge_slave_0: entered promiscuous mode [ 57.928758][ T5788] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.931624][ T5788] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.933820][ T5788] bridge_slave_1: entered allmulticast mode [ 57.936391][ T5788] bridge_slave_1: entered promiscuous mode [ 57.971370][ T5788] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.976392][ T5788] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.992217][ T5788] team0: Port device team_slave_0 added [ 57.995188][ T5788] team0: Port device team_slave_1 added [ 58.022770][ T5788] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.026387][ T5788] 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. [ 58.035044][ T5788] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.045779][ T5788] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.047975][ T5788] 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. [ 58.055951][ T5788] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.080203][ T5788] hsr_slave_0: entered promiscuous mode [ 58.082821][ T5788] hsr_slave_1: entered promiscuous mode [ 58.205201][ T5788] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.214229][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 58.218203][ T5788] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.224046][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 58.227506][ T5788] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.233877][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 58.237429][ T5788] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.244287][ T5788] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 58.268118][ T5788] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.271168][ T5788] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.274169][ T5788] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.276756][ T5788] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.331736][ T5788] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.347111][ T1167] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.351203][ T1167] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.363191][ T5788] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.372614][ T1167] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.375422][ T1167] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.384857][ T1167] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.387778][ T1167] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.656064][ T5788] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.690431][ T5788] veth0_vlan: entered promiscuous mode [ 58.697236][ T5788] veth1_vlan: entered promiscuous mode [ 58.717520][ T5788] veth0_macvtap: entered promiscuous mode [ 58.724353][ T5788] veth1_macvtap: entered promiscuous mode [ 58.737208][ T5788] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.747177][ T5788] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.757193][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.761659][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.765915][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.769671][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.845845][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.927690][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.008143][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.135731][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.401158][ T5854] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.405999][ T5854] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.410115][ T5854] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.413736][ T5854] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.416991][ T5854] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/07/15 21:29:03 executed programs: 0 [ 59.944642][ T5097] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 59.948307][ T5097] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 59.951127][ T5097] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 59.953846][ T5097] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 59.956498][ T5097] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 60.355220][ T5864] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.357786][ T5864] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.360342][ T5864] bridge_slave_0: entered allmulticast mode [ 60.363799][ T5864] bridge_slave_0: entered promiscuous mode [ 60.367500][ T5864] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.369883][ T5864] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.372094][ T5864] bridge_slave_1: entered allmulticast mode [ 60.374698][ T5864] bridge_slave_1: entered promiscuous mode [ 60.391617][ T5864] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.396049][ T5864] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.413856][ T5864] team0: Port device team_slave_0 added [ 60.417121][ T5864] team0: Port device team_slave_1 added [ 60.433788][ T5864] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.435895][ T5864] 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. [ 60.443897][ T5864] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.448056][ T5864] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.450439][ T5864] 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. [ 60.458184][ T5864] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.492987][ T5864] hsr_slave_0: entered promiscuous mode [ 60.495203][ T5864] hsr_slave_1: entered promiscuous mode [ 60.497475][ T5864] debugfs: 'hsr0' already exists in 'hsr' [ 60.499464][ T5864] Cannot create hsr debugfs directory [ 62.010107][ T5097] Bluetooth: hci0: command tx timeout [ 62.083011][ T12] bridge_slave_1: left allmulticast mode [ 62.085114][ T12] bridge_slave_1: left promiscuous mode [ 62.087620][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.096108][ T12] bridge_slave_0: left allmulticast mode [ 62.097898][ T12] bridge_slave_0: left promiscuous mode [ 62.100956][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.182974][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 62.187787][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 62.192833][ T12] bond0 (unregistering): Released all slaves [ 62.274641][ T42] kauditd_printk_skb: 20 callbacks suppressed [ 62.274655][ T42] audit: type=1400 audit(1784150945.463:189): avc: denied { write } for pid=5886 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 [ 62.285841][ T42] audit: type=1400 audit(1784150945.463:190): avc: denied { create } for pid=5886 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 [ 62.292815][ T42] audit: type=1400 audit(1784150945.463:191): avc: denied { write } for pid=5886 comm="dhcpcd-run-hook" path="/run/dhcpcd/hook-state/resolv.conf.eth2.link" dev="tmpfs" ino=2028 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 62.300773][ T42] audit: type=1400 audit(1784150945.463:192): avc: denied { append } for pid=5886 comm="dhcpcd-run-hook" name="resolv.conf.eth2.link" dev="tmpfs" ino=2028 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 62.336330][ T12] hsr_slave_0: left promiscuous mode [ 62.336460][ T42] audit: type=1400 audit(1784150945.523:193): avc: denied { write } for pid=5889 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 [ 62.346876][ T42] audit: type=1400 audit(1784150945.523:194): avc: denied { unlink } for pid=5889 comm="rm" name="resolv.conf.eth2.link" dev="tmpfs" ino=2028 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 62.348499][ T12] hsr_slave_1: left promiscuous mode [ 62.357930][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 62.360528][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 62.363696][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 62.366170][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 62.372581][ T12] veth1_macvtap: left promiscuous mode [ 62.374923][ T12] veth0_macvtap: left promiscuous mode [ 62.376762][ T12] veth1_vlan: left promiscuous mode [ 62.378639][ T12] veth0_vlan: left promiscuous mode [ 62.519565][ T12] team0 (unregistering): Port device team_slave_1 removed [ 62.531810][ T12] team0 (unregistering): Port device team_slave_0 removed [ 62.619768][ T5450] 8021q: adding VLAN 0 to HW filter on device eth2 [ 62.701854][ T42] audit: type=1400 audit(1784150945.893:195): avc: denied { write } for pid=5893 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 [ 62.760666][ T42] audit: type=1400 audit(1784150945.953:196): avc: denied { write } for pid=5896 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 [ 62.890036][ T42] audit: type=1400 audit(1784150946.083:197): avc: denied { write } for pid=5900 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 [ 62.943246][ T42] audit: type=1400 audit(1784150946.133:198): avc: denied { write } for pid=5903 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 [ 63.068101][ T5864] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.074788][ T5864] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 63.078785][ T5864] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.084359][ T5864] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 63.088196][ T5864] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.094079][ T5864] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 63.098087][ T5864] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.107335][ T5864] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 63.161371][ T5864] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.173258][ T5864] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.181075][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.183526][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.191938][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.194189][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.555273][ T5864] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.586741][ T5864] veth0_vlan: entered promiscuous mode [ 63.595472][ T5864] veth1_vlan: entered promiscuous mode [ 63.618032][ T5864] veth0_macvtap: entered promiscuous mode [ 63.622663][ T5864] veth1_macvtap: entered promiscuous mode [ 63.633178][ T5864] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.637908][ T5864] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.645158][ T5757] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.648405][ T5757] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.651798][ T5757] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.655302][ T5757] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.694021][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.696773][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.710635][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.713074][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.740077][ T5926] loop3: detected capacity change from 0 to 7 [ 63.800086][ T5926] [ 63.801012][ T5926] ====================================================== [ 63.803503][ T5926] WARNING: possible circular locking dependency detected [ 63.805865][ T5926] syzkaller #0 Not tainted [ 63.807551][ T5926] ------------------------------------------------------ [ 63.810185][ T5926] syz.0.17/5926 is trying to acquire lock: [ 63.812429][ T5926] ffff88801d2a6210 (&root->kernfs_iattr_rwsem){++++}-{4:4}, at: kernfs_iop_getattr+0x9c/0xf0 [ 63.816213][ T5926] [ 63.816213][ T5926] but task is already holding lock: [ 63.818966][ T5926] ffff888027af9c50 (&q->q_usage_counter(io)#20){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 63.823305][ T5926] [ 63.823305][ T5926] which lock already depends on the new lock. [ 63.823305][ T5926] [ 63.827273][ T5926] [ 63.827273][ T5926] the existing dependency chain (in reverse order) is: [ 63.830715][ T5926] [ 63.830715][ T5926] -> #2 (&q->q_usage_counter(io)#20){++++}-{0:0}: [ 63.834110][ T5926] lock_acquire+0x1b9/0x370 [ 63.836149][ T5926] blk_alloc_queue+0x610/0x790 [ 63.838263][ T5926] blk_mq_alloc_queue+0x174/0x290 [ 63.840530][ T5926] __blk_mq_alloc_disk+0x29/0x120 [ 63.842751][ T5926] loop_add+0x498/0xb60 [ 63.844634][ T5926] loop_init+0x1d3/0x200 [ 63.846517][ T5926] do_one_initcall+0x11d/0x700 [ 63.848731][ T5926] kernel_init_freeable+0x6ea/0x7b0 [ 63.851123][ T5926] kernel_init+0x1f/0x1e0 [ 63.853180][ T5926] ret_from_fork+0x72b/0xd50 [ 63.855233][ T5926] ret_from_fork_asm+0x1a/0x30 [ 63.857411][ T5926] [ 63.857411][ T5926] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 63.860232][ T5926] lock_acquire+0x1b9/0x370 [ 63.862072][ T5926] fs_reclaim_acquire+0xc4/0x100 [ 63.864019][ T5926] kmem_cache_alloc_noprof+0x63/0x6a0 [ 63.866139][ T5926] __kernfs_iattrs+0x126/0x450 [ 63.868055][ T5926] __kernfs_setattr+0x4d/0x3c0 [ 63.869990][ T5926] kernfs_iop_setattr+0xda/0x130 [ 63.872004][ T5926] notify_change+0xb25/0x1330 [ 63.873899][ T5926] do_truncate+0x1df/0x240 [ 63.875469][ T5926] path_openat+0x370f/0x4280 [ 63.877068][ T5926] do_file_open+0x20e/0x430 [ 63.878652][ T5926] do_sys_openat2+0x10f/0x1e0 [ 63.880473][ T5926] __x64_sys_openat+0x12d/0x210 [ 63.882167][ T5926] do_syscall_64+0x115/0x870 [ 63.883776][ T5926] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.885735][ T5926] [ 63.885735][ T5926] -> #0 (&root->kernfs_iattr_rwsem){++++}-{4:4}: [ 63.888320][ T5926] check_prev_add+0xeb/0xe60 [ 63.889940][ T5926] __lock_acquire+0x136c/0x1a40 [ 63.891600][ T5926] lock_acquire+0x1b9/0x370 [ 63.893153][ T5926] down_read+0x99/0x4c0 [ 63.894607][ T5926] kernfs_iop_getattr+0x9c/0xf0 [ 63.896253][ T5926] vfs_getattr_nosec+0x2d4/0x430 [ 63.897924][ T5926] vfs_getattr+0x4a/0x60 [ 63.899434][ T5926] loop_query_min_dio_size.isra.0+0x117/0x250 [ 63.901446][ T5926] lo_ioctl+0x13aa/0x1bc0 [ 63.902947][ T5926] blkdev_ioctl+0x5ad/0x6f0 [ 63.904509][ T5926] __x64_sys_ioctl+0x18e/0x210 [ 63.906150][ T5926] do_syscall_64+0x115/0x870 [ 63.907761][ T5926] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.909720][ T5926] [ 63.909720][ T5926] other info that might help us debug this: [ 63.909720][ T5926] [ 63.912837][ T5926] Chain exists of: [ 63.912837][ T5926] &root->kernfs_iattr_rwsem --> fs_reclaim --> &q->q_usage_counter(io)#20 [ 63.912837][ T5926] [ 63.917202][ T5926] Possible unsafe locking scenario: [ 63.917202][ T5926] [ 63.919461][ T5926] CPU0 CPU1 [ 63.921034][ T5926] ---- ---- [ 63.922596][ T5926] lock(&q->q_usage_counter(io)#20); [ 63.924191][ T5926] lock(fs_reclaim); [ 63.926119][ T5926] lock(&q->q_usage_counter(io)#20); [ 63.928506][ T5926] rlock(&root->kernfs_iattr_rwsem); [ 63.930163][ T5926] [ 63.930163][ T5926] *** DEADLOCK *** [ 63.930163][ T5926] [ 63.932659][ T5926] 3 locks held by syz.0.17/5926: [ 63.934148][ T5926] #0: ffff888027b78430 (&lo->lo_mutex){+.+.}-{4:4}, at: loop_global_lock_killable+0x30/0xb0 [ 63.937143][ T5926] #1: ffff888027af9c50 (&q->q_usage_counter(io)#20){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 63.940711][ T5926] #2: ffff888027af9c88 (&q->q_usage_counter(queue)#4){+.+.}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 63.944336][ T5926] [ 63.944336][ T5926] stack backtrace: [ 63.946178][ T5926] CPU: 3 UID: 0 PID: 5926 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 63.946191][ T5926] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 63.946198][ T5926] Call Trace: [ 63.946232][ T5926] [ 63.946237][ T5926] dump_stack_lvl+0x100/0x190 [ 63.946251][ T5926] print_circular_bug.cold+0x178/0x1c7 [ 63.946268][ T5926] check_noncircular+0x146/0x160 [ 63.946281][ T5926] check_prev_add+0xeb/0xe60 [ 63.946293][ T5926] __lock_acquire+0x136c/0x1a40 [ 63.946306][ T5926] lock_acquire+0x1b9/0x370 [ 63.946317][ T5926] ? kernfs_iop_getattr+0x9c/0xf0 [ 63.946332][ T5926] ? __pfx___might_resched+0x10/0x10 [ 63.946345][ T5926] down_read+0x99/0x4c0 [ 63.946356][ T5926] ? kernfs_iop_getattr+0x9c/0xf0 [ 63.946370][ T5926] ? find_held_lock+0x2b/0x80 [ 63.946385][ T5926] ? __pfx_down_read+0x10/0x10 [ 63.946393][ T5926] ? kernfs_root+0xee/0x2a0 [ 63.946408][ T5926] kernfs_iop_getattr+0x9c/0xf0 [ 63.946423][ T5926] vfs_getattr_nosec+0x2d4/0x430 [ 63.946434][ T5926] ? __pfx_kernfs_iop_getattr+0x10/0x10 [ 63.946449][ T5926] vfs_getattr+0x4a/0x60 [ 63.946458][ T5926] loop_query_min_dio_size.isra.0+0x117/0x250 [ 63.946475][ T5926] ? __pfx_loop_query_min_dio_size.isra.0+0x10/0x10 [ 63.946494][ T5926] lo_ioctl+0x13aa/0x1bc0 [ 63.946510][ T5926] ? __pfx_lo_ioctl+0x10/0x10 [ 63.946525][ T5926] ? __pfx_avc_has_extended_perms+0x10/0x10 [ 63.946537][ T5926] ? kasan_quarantine_put+0x104/0x240 [ 63.946547][ T5926] ? blk_get_meta_cap+0xd4/0x6c0 [ 63.946560][ T5926] ? __pfx_blk_get_meta_cap+0x10/0x10 [ 63.946578][ T5926] ? blkdev_common_ioctl+0x515/0x2b80 [ 63.946592][ T5926] ? __pfx_blkdev_common_ioctl+0x10/0x10 [ 63.946607][ T5926] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 63.946619][ T5926] ? do_vfs_ioctl+0x226/0x13e0 [ 63.946632][ T5926] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 63.946645][ T5926] ? __pfx_ioctl_has_perm.constprop.0.isra.0+0x10/0x10 [ 63.946663][ T5926] ? __pfx_lo_ioctl+0x10/0x10 [ 63.946678][ T5926] blkdev_ioctl+0x5ad/0x6f0 [ 63.946692][ T5926] ? __pfx_blkdev_ioctl+0x10/0x10 [ 63.946705][ T5926] ? selinux_file_ioctl+0x13b/0x290 [ 63.946719][ T5926] ? selinux_file_ioctl+0xb6/0x290 [ 63.946732][ T5926] ? __pfx_blkdev_ioctl+0x10/0x10 [ 63.946746][ T5926] __x64_sys_ioctl+0x18e/0x210 [ 63.946759][ T5926] do_syscall_64+0x115/0x870 [ 63.946774][ T5926] ? clear_bhb_loop+0x40/0x90 [ 63.946786][ T5926] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.946797][ T5926] RIP: 0033:0x7f729579de59 [ 63.946807][ T5926] 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 [ 63.946817][ T5926] RSP: 002b:00007ffdca22a828 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 63.946827][ T5926] RAX: ffffffffffffffda RBX: 00007f7295a25fa0 RCX: 00007f729579de59 [ 63.946833][ T5926] RDX: 0000000000000004 RSI: 0000000000004c06 RDI: 0000000000000003 [ 63.946839][ T5926] RBP: 00007f7295833e6f R08: 0000000000000000 R09: 0000000000000000 [ 63.946845][ T5926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 63.946851][ T5926] R13: 00007f7295a25fac R14: 00007f7295a25fa0 R15: 00007f7295a25fa0 [ 63.946860][ T5926] [ 64.062047][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 64.065724][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 64.069149][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 64.072635][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 64.075796][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 64.079298][ C2] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 64.082697][ C2] Buffer I/O error on dev loop3, logical block 0, async page read [ 64.086401][ C1] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 64.089886][ C1] Buffer I/O error on dev loop3, logical block 0, async page read [ 64.093487][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 64.097332][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 65.624604][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.122760][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.193095][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.273305][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.388688][ T12] bridge_slave_1: left allmulticast mode [ 67.390551][ T12] bridge_slave_1: left promiscuous mode [ 67.392407][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.396978][ T12] bridge_slave_0: left allmulticast mode [ 67.399342][ T12] bridge_slave_0: left promiscuous mode [ 67.401729][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.451082][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 67.456370][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 67.464123][ T12] bond0 (unregistering): Released all slaves [ 67.508991][ T42] kauditd_printk_skb: 3 callbacks suppressed [ 67.509012][ T42] audit: type=1400 audit(1784150950.703:202): avc: denied { write } for pid=5933 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 [ 67.537914][ T42] audit: type=1400 audit(1784150950.723:203): avc: denied { write } for pid=5936 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 [ 67.563631][ T5450] 8021q: adding VLAN 0 to HW filter on device eth2 [ 67.612606][ T42] audit: type=1400 audit(1784150950.803:204): avc: denied { write } for pid=5939 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 [ 67.651438][ T42] audit: type=1400 audit(1784150950.843:205): avc: denied { write } for pid=5942 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 [ 67.692306][ T5450] 8021q: adding VLAN 0 to HW filter on device eth3 [ 67.734766][ T12] hsr_slave_0: left promiscuous mode [ 67.736858][ T12] hsr_slave_1: left promiscuous mode [ 67.739051][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 67.740115][ T42] audit: type=1400 audit(1784150950.923:206): avc: denied { write } for pid=5945 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 [ 67.741377][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 67.753314][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 67.755601][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 67.759693][ T12] veth1_macvtap: left promiscuous mode [ 67.761439][ T12] veth0_macvtap: left promiscuous mode [ 67.763156][ T12] veth1_vlan: left promiscuous mode [ 67.764800][ T12] veth0_vlan: left promiscuous mode [ 67.786570][ T42] audit: type=1400 audit(1784150950.973:207): avc: denied { write } for pid=5948 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 [ 67.820390][ T12] team0 (unregistering): Port device team_slave_1 removed [ 67.825175][ T12] team0 (unregistering): Port device team_slave_0 removed [ 67.866791][ T5450] 8021q: adding VLAN 0 to HW filter on device eth4 [ 67.949138][ T42] audit: type=1400 audit(1784150951.143:208): avc: denied { write } for pid=5952 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 [ 67.995353][ T42] audit: type=1400 audit(1784150951.183:209): avc: denied { write } for pid=5955 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 [ 68.024073][ T5450] 8021q: adding VLAN 0 to HW filter on device eth5 [ 71.689246][ T1444] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.691419][ T1444] ieee802154 phy1 wpan1: encryption failed: -22