Warning: Permanently added '[localhost]:36626' (ED25519) to the list of known hosts. [ 49.691398][ T42] kauditd_printk_skb: 17 callbacks suppressed [ 49.691417][ T42] audit: type=1400 audit(1784081590.566:138): avc: denied { execute } for pid=5730 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 [ 49.703928][ T42] audit: type=1400 audit(1784081590.566:139): avc: denied { execute_no_trans } for pid=5730 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 02:13:11 parsed 1 programs 2026/07/15 02:13:11 serving rpc on tcp://43873 [ 50.853583][ T42] audit: type=1400 audit(1784081591.726:140): avc: denied { node_bind } for pid=5730 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 50.862095][ T42] audit: type=1400 audit(1784081591.736:141): avc: denied { node_bind } for pid=5730 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 53.339846][ T42] audit: type=1400 audit(1784081594.216:142): avc: denied { mounton } for pid=5740 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 [ 53.348380][ T42] audit: type=1400 audit(1784081594.226:143): avc: denied { mount } for pid=5740 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 [ 53.351449][ T5740] cgroup: Unknown subsys name 'net' [ 53.360876][ T42] audit: type=1400 audit(1784081594.236:144): avc: denied { unmount } for pid=5740 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 53.516927][ T5740] cgroup: Unknown subsys name 'cpuset' [ 53.521164][ T5740] cgroup: Unknown subsys name 'rlimit' [ 53.678458][ T42] audit: type=1400 audit(1784081594.556:145): avc: denied { setattr } for pid=5740 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 [ 53.693229][ T42] audit: type=1400 audit(1784081594.566:146): avc: denied { create } for pid=5740 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.701368][ T42] audit: type=1400 audit(1784081594.566:147): avc: denied { write } for pid=5740 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 53.753286][ T5743] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 54.718346][ T5740] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 56.615388][ T42] kauditd_printk_skb: 11 callbacks suppressed [ 56.615405][ T42] audit: type=1400 audit(1784081597.496:159): avc: denied { execmem } for pid=5747 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 56.624813][ T42] audit: type=1400 audit(1784081597.496:160): avc: denied { read } for pid=5748 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 56.632311][ T42] audit: type=1400 audit(1784081597.496:161): avc: denied { open } for pid=5748 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 [ 56.640682][ T42] audit: type=1400 audit(1784081597.496:162): avc: denied { mounton } for pid=5748 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 [ 56.690282][ T42] audit: type=1400 audit(1784081597.566:163): avc: denied { mount } for pid=5748 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 [ 56.697184][ T42] audit: type=1400 audit(1784081597.566:164): avc: denied { mounton } for pid=5748 comm="syz-executor" path="/syzkaller.0nMqQp/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 [ 56.705305][ T42] audit: type=1400 audit(1784081597.576:165): avc: denied { mount } for pid=5748 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 [ 56.712148][ T42] audit: type=1400 audit(1784081597.576:166): avc: denied { mounton } for pid=5748 comm="syz-executor" path="/syzkaller.0nMqQp/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 [ 56.720379][ T42] audit: type=1400 audit(1784081597.576:167): avc: denied { mounton } for pid=5748 comm="syz-executor" path="/syzkaller.0nMqQp/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=5108 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 56.731079][ T42] audit: type=1400 audit(1784081597.576:168): avc: denied { unmount } for pid=5748 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 56.742722][ T5748] 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. [ 58.460090][ T227] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.463878][ T227] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.493779][ T114] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.496237][ T114] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.228781][ T5809] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.231717][ T5809] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.234235][ T5809] bridge_slave_0: entered allmulticast mode [ 59.237148][ T5809] bridge_slave_0: entered promiscuous mode [ 59.244765][ T5809] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.247947][ T5809] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.251051][ T5809] bridge_slave_1: entered allmulticast mode [ 59.258870][ T5809] bridge_slave_1: entered promiscuous mode [ 59.295995][ T5809] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.300616][ T5809] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.318594][ T5809] team0: Port device team_slave_0 added [ 59.321845][ T5809] team0: Port device team_slave_1 added [ 59.336408][ T5809] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.339069][ T5809] 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. [ 59.351004][ T5809] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.356588][ T5809] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.359259][ T5809] 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. [ 59.369272][ T5809] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.395136][ T5809] hsr_slave_0: entered promiscuous mode [ 59.397903][ T5809] hsr_slave_1: entered promiscuous mode [ 59.504656][ T5809] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.512578][ T5809] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 59.515572][ T5809] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.519173][ T5809] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 59.522155][ T5809] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.526775][ T5809] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 59.529465][ T5809] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.534726][ T5809] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 59.586095][ T5809] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.597770][ T5809] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.603525][ T227] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.606202][ T227] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.613823][ T227] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.616138][ T227] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.879677][ T5809] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.908782][ T5809] veth0_vlan: entered promiscuous mode [ 59.916213][ T5809] veth1_vlan: entered promiscuous mode [ 59.937542][ T5809] veth0_macvtap: entered promiscuous mode [ 59.944783][ T5809] veth1_macvtap: entered promiscuous mode [ 59.957414][ T5809] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 59.965600][ T5809] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 59.977251][ T5583] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.980303][ T5583] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.985632][ T5583] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 59.989264][ T5583] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.083184][ T5755] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.158507][ T5755] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.186449][ T5092] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 60.190276][ T5092] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 60.194507][ T5092] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 60.198509][ T5092] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 60.202053][ T5092] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 60.250758][ T5755] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.346532][ T5755] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/07/15 02:13:21 executed programs: 0 [ 60.755612][ T5092] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 60.759558][ T5092] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 60.762602][ T5092] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 60.766750][ T5092] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 60.770401][ T5092] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 61.071541][ T5863] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.075246][ T5863] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.078124][ T5863] bridge_slave_0: entered allmulticast mode [ 61.081270][ T5863] bridge_slave_0: entered promiscuous mode [ 61.084882][ T5863] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.087690][ T5863] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.089967][ T5863] bridge_slave_1: entered allmulticast mode [ 61.092545][ T5863] bridge_slave_1: entered promiscuous mode [ 61.113643][ T5863] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.118506][ T5863] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.133912][ T5863] team0: Port device team_slave_0 added [ 61.136985][ T5863] team0: Port device team_slave_1 added [ 61.151399][ T5863] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.153907][ T5863] 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. [ 61.162511][ T5863] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.167469][ T5863] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.169658][ T5863] 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. [ 61.177589][ T5863] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.207501][ T5863] hsr_slave_0: entered promiscuous mode [ 61.209730][ T5863] hsr_slave_1: entered promiscuous mode [ 61.212034][ T5863] debugfs: 'hsr0' already exists in 'hsr' [ 61.214062][ T5863] Cannot create hsr debugfs directory [ 62.406303][ T5755] bridge_slave_1: left allmulticast mode [ 62.409413][ T5755] bridge_slave_1: left promiscuous mode [ 62.412040][ T5755] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.418438][ T5755] bridge_slave_0: left allmulticast mode [ 62.420277][ T5755] bridge_slave_0: left promiscuous mode [ 62.422445][ T5755] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.512193][ T5755] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 62.520051][ T5755] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 62.523617][ T5755] bond0 (unregistering): Released all slaves [ 62.626808][ T42] kauditd_printk_skb: 20 callbacks suppressed [ 62.626823][ T42] audit: type=1400 audit(1784081603.506:189): 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 [ 62.639611][ T42] audit: type=1400 audit(1784081603.516:190): 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 [ 62.648740][ T42] audit: type=1400 audit(1784081603.516:191): avc: denied { write } for pid=5886 comm="dhcpcd-run-hook" path="/run/dhcpcd/hook-state/resolv.conf.eth2.link" dev="tmpfs" ino=2030 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 62.659239][ T42] audit: type=1400 audit(1784081603.516:192): avc: denied { append } for pid=5886 comm="dhcpcd-run-hook" name="resolv.conf.eth2.link" dev="tmpfs" ino=2030 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 62.679652][ T5755] hsr_slave_0: left promiscuous mode [ 62.682605][ T5755] hsr_slave_1: left promiscuous mode [ 62.687361][ T5755] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 62.690494][ T5755] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 62.691199][ T42] audit: type=1400 audit(1784081603.566:193): 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 [ 62.701333][ T42] audit: type=1400 audit(1784081603.576:194): avc: denied { unlink } for pid=5889 comm="rm" name="resolv.conf.eth2.link" dev="tmpfs" ino=2030 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 62.704066][ T5755] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 62.713030][ T5755] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 62.722856][ T5755] veth1_macvtap: left promiscuous mode [ 62.730103][ T5755] veth0_macvtap: left promiscuous mode [ 62.732559][ T5755] veth1_vlan: left promiscuous mode [ 62.735133][ T5755] veth0_vlan: left promiscuous mode [ 62.834393][ T64] Bluetooth: hci0: command tx timeout [ 62.847623][ T5755] team0 (unregistering): Port device team_slave_1 removed [ 62.854405][ T5755] team0 (unregistering): Port device team_slave_0 removed [ 62.915969][ T5445] 8021q: adding VLAN 0 to HW filter on device eth2 [ 63.054276][ T42] audit: type=1400 audit(1784081603.936:195): 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 [ 63.116231][ T42] audit: type=1400 audit(1784081603.996:196): 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 [ 63.204631][ T5863] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.210735][ T42] audit: type=1400 audit(1784081604.086:197): avc: denied { write } for pid=5898 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 [ 63.213562][ T5863] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 63.225297][ T5863] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.235724][ T5863] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 63.238420][ T5863] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.251892][ T5863] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 63.255241][ T5863] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.259479][ T5863] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 63.271574][ T42] audit: type=1400 audit(1784081604.146:198): avc: denied { write } for pid=5901 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 [ 63.303725][ T5863] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.315300][ T5863] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.322609][ T1278] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.325603][ T1278] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.336996][ T1278] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.339903][ T1278] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.677831][ T5863] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.717918][ T5863] veth0_vlan: entered promiscuous mode [ 63.726706][ T5863] veth1_vlan: entered promiscuous mode [ 63.745642][ T5863] veth0_macvtap: entered promiscuous mode [ 63.750874][ T5863] veth1_macvtap: entered promiscuous mode [ 63.762084][ T5863] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.770658][ T5863] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.780595][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.783540][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.789635][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.792448][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.832024][ T114] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.834668][ T114] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.849534][ T114] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.852617][ T114] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.897277][ T5921] loop3: detected capacity change from 0 to 7 [ 63.901491][ C2] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.904952][ C2] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.908458][ C2] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.911858][ C2] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.914819][ C3] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.917813][ C3] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.921307][ C2] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.924378][ C2] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.927542][ C1] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.930854][ C1] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.934193][ C0] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.937000][ C0] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.939533][ C1] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.943136][ C1] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.946033][ T5921] ldm_validate_partition_table(): Disk read failed. [ 63.949898][ C1] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.953304][ C1] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.956482][ C2] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.959493][ C2] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.962180][ C2] I/O error, dev loop3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 63.965145][ C2] Buffer I/O error on dev loop3, logical block 0, async page read [ 63.968293][ T5921] Dev loop3: unable to read RDB block 0 [ 63.970424][ T5921] loop3: unable to read partition table [ 63.972277][ T5921] loop3: partition table beyond EOD, truncated [ 63.974452][ T5921] loop_reread_partitions: partition scan of loop3 (Cj̖P=ý?}X %֐ȵ4FLQk݊5) failed (rc=-5) [ 64.033890][ T5921] [ 64.034744][ T5921] ====================================================== [ 64.036927][ T5921] WARNING: possible circular locking dependency detected [ 64.039089][ T5921] syzkaller #0 Not tainted [ 64.040485][ T5921] ------------------------------------------------------ [ 64.042630][ T5921] syz.0.17/5921 is trying to acquire lock: [ 64.044485][ T5921] ffff88801d2a6210 (&root->kernfs_iattr_rwsem){++++}-{4:4}, at: kernfs_iop_getattr+0x9c/0xf0 [ 64.047698][ T5921] [ 64.047698][ T5921] but task is already holding lock: [ 64.050369][ T5921] ffff888028a4c190 (&q->q_usage_counter(io)#20){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 64.053906][ T5921] [ 64.053906][ T5921] which lock already depends on the new lock. [ 64.053906][ T5921] [ 64.057132][ T5921] [ 64.057132][ T5921] the existing dependency chain (in reverse order) is: [ 64.059828][ T5921] [ 64.059828][ T5921] -> #2 (&q->q_usage_counter(io)#20){++++}-{0:0}: [ 64.062535][ T5921] lock_acquire+0x1b9/0x370 [ 64.064189][ T5921] blk_alloc_queue+0x610/0x790 [ 64.065924][ T5921] blk_mq_alloc_queue+0x174/0x290 [ 64.067731][ T5921] __blk_mq_alloc_disk+0x29/0x120 [ 64.069530][ T5921] loop_add+0x498/0xb60 [ 64.071049][ T5921] loop_init+0x1d3/0x200 [ 64.072609][ T5921] do_one_initcall+0x11d/0x700 [ 64.074363][ T5921] kernel_init_freeable+0x6ea/0x7b0 [ 64.076185][ T5921] kernel_init+0x1f/0x1e0 [ 64.077782][ T5921] ret_from_fork+0x72b/0xd50 [ 64.079439][ T5921] ret_from_fork_asm+0x1a/0x30 [ 64.081167][ T5921] [ 64.081167][ T5921] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 64.083467][ T5921] lock_acquire+0x1b9/0x370 [ 64.085097][ T5921] fs_reclaim_acquire+0xc4/0x100 [ 64.086863][ T5921] kmem_cache_alloc_noprof+0x63/0x6a0 [ 64.088737][ T5921] __kernfs_iattrs+0x126/0x450 [ 64.090437][ T5921] __kernfs_setattr+0x4d/0x3c0 [ 64.092167][ T5921] kernfs_iop_setattr+0xda/0x130 [ 64.093949][ T5921] notify_change+0xb25/0x1330 [ 64.095578][ T5921] do_truncate+0x1df/0x240 [ 64.097177][ T5921] path_openat+0x370f/0x4280 [ 64.098840][ T5921] do_file_open+0x20e/0x430 [ 64.100449][ T5921] do_sys_openat2+0x10f/0x1e0 [ 64.102136][ T5921] __x64_sys_openat+0x12d/0x210 [ 64.103851][ T5921] do_syscall_64+0x115/0x870 [ 64.105476][ T5921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.107487][ T5921] [ 64.107487][ T5921] -> #0 (&root->kernfs_iattr_rwsem){++++}-{4:4}: [ 64.110208][ T5921] check_prev_add+0xeb/0xe60 [ 64.111862][ T5921] __lock_acquire+0x136c/0x1a40 [ 64.113616][ T5921] lock_acquire+0x1b9/0x370 [ 64.115262][ T5921] down_read+0x99/0x4c0 [ 64.116824][ T5921] kernfs_iop_getattr+0x9c/0xf0 [ 64.118561][ T5921] vfs_getattr_nosec+0x2d4/0x430 [ 64.120312][ T5921] vfs_getattr+0x4a/0x60 [ 64.121874][ T5921] loop_query_min_dio_size.isra.0+0x117/0x250 [ 64.123968][ T5921] lo_ioctl+0x13aa/0x1bc0 [ 64.125503][ T5921] blkdev_ioctl+0x5ad/0x6f0 [ 64.127156][ T5921] __x64_sys_ioctl+0x18e/0x210 [ 64.128877][ T5921] do_syscall_64+0x115/0x870 [ 64.130511][ T5921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.132571][ T5921] [ 64.132571][ T5921] other info that might help us debug this: [ 64.132571][ T5921] [ 64.135821][ T5921] Chain exists of: [ 64.135821][ T5921] &root->kernfs_iattr_rwsem --> fs_reclaim --> &q->q_usage_counter(io)#20 [ 64.135821][ T5921] [ 64.140352][ T5921] Possible unsafe locking scenario: [ 64.140352][ T5921] [ 64.142735][ T5921] CPU0 CPU1 [ 64.144493][ T5921] ---- ---- [ 64.146220][ T5921] lock(&q->q_usage_counter(io)#20); [ 64.147964][ T5921] lock(fs_reclaim); [ 64.150046][ T5921] lock(&q->q_usage_counter(io)#20); [ 64.152549][ T5921] rlock(&root->kernfs_iattr_rwsem); [ 64.154306][ T5921] [ 64.154306][ T5921] *** DEADLOCK *** [ 64.154306][ T5921] [ 64.156904][ T5921] 3 locks held by syz.0.17/5921: [ 64.158512][ T5921] #0: ffff888028a57430 (&lo->lo_mutex){+.+.}-{4:4}, at: loop_global_lock_killable+0x30/0xb0 [ 64.161736][ T5921] #1: ffff888028a4c190 (&q->q_usage_counter(io)#20){++++}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 64.165270][ T5921] #2: ffff888028a4c1c8 (&q->q_usage_counter(queue)#4){+.+.}-{0:0}, at: blk_mq_freeze_queue_nomemsave+0x15/0x20 [ 64.169143][ T5921] [ 64.169143][ T5921] stack backtrace: [ 64.171063][ T5921] CPU: 3 UID: 0 PID: 5921 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 64.171076][ T5921] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 64.171083][ T5921] Call Trace: [ 64.171115][ T5921] [ 64.171120][ T5921] dump_stack_lvl+0x100/0x190 [ 64.171136][ T5921] print_circular_bug.cold+0x178/0x1c7 [ 64.171154][ T5921] check_noncircular+0x146/0x160 [ 64.171167][ T5921] check_prev_add+0xeb/0xe60 [ 64.171179][ T5921] __lock_acquire+0x136c/0x1a40 [ 64.171192][ T5921] lock_acquire+0x1b9/0x370 [ 64.171202][ T5921] ? kernfs_iop_getattr+0x9c/0xf0 [ 64.171218][ T5921] ? __pfx___might_resched+0x10/0x10 [ 64.171231][ T5921] down_read+0x99/0x4c0 [ 64.171241][ T5921] ? kernfs_iop_getattr+0x9c/0xf0 [ 64.171255][ T5921] ? find_held_lock+0x2b/0x80 [ 64.171270][ T5921] ? __pfx_down_read+0x10/0x10 [ 64.171279][ T5921] ? kernfs_root+0xee/0x2a0 [ 64.171294][ T5921] kernfs_iop_getattr+0x9c/0xf0 [ 64.171309][ T5921] vfs_getattr_nosec+0x2d4/0x430 [ 64.171320][ T5921] ? __pfx_kernfs_iop_getattr+0x10/0x10 [ 64.171335][ T5921] vfs_getattr+0x4a/0x60 [ 64.171345][ T5921] loop_query_min_dio_size.isra.0+0x117/0x250 [ 64.171362][ T5921] ? __pfx_loop_query_min_dio_size.isra.0+0x10/0x10 [ 64.171382][ T5921] lo_ioctl+0x13aa/0x1bc0 [ 64.171398][ T5921] ? __pfx_lo_ioctl+0x10/0x10 [ 64.171413][ T5921] ? __pfx_avc_has_extended_perms+0x10/0x10 [ 64.171425][ T5921] ? kasan_quarantine_put+0x104/0x240 [ 64.171436][ T5921] ? blk_get_meta_cap+0xd4/0x6c0 [ 64.171450][ T5921] ? __pfx_blk_get_meta_cap+0x10/0x10 [ 64.171464][ T5921] ? blkdev_common_ioctl+0x515/0x2b80 [ 64.171480][ T5921] ? __pfx_blkdev_common_ioctl+0x10/0x10 [ 64.171495][ T5921] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 64.171506][ T5921] ? do_vfs_ioctl+0x226/0x13e0 [ 64.171520][ T5921] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 64.171533][ T5921] ? __pfx_ioctl_has_perm.constprop.0.isra.0+0x10/0x10 [ 64.171555][ T5921] ? __pfx_lo_ioctl+0x10/0x10 [ 64.171570][ T5921] blkdev_ioctl+0x5ad/0x6f0 [ 64.171583][ T5921] ? __pfx_blkdev_ioctl+0x10/0x10 [ 64.171596][ T5921] ? selinux_file_ioctl+0x13b/0x290 [ 64.171609][ T5921] ? selinux_file_ioctl+0xb6/0x290 [ 64.171623][ T5921] ? __pfx_blkdev_ioctl+0x10/0x10 [ 64.171636][ T5921] __x64_sys_ioctl+0x18e/0x210 [ 64.171650][ T5921] do_syscall_64+0x115/0x870 [ 64.171665][ T5921] ? clear_bhb_loop+0x40/0x90 [ 64.171677][ T5921] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.171688][ T5921] RIP: 0033:0x7f72e6b9de59 [ 64.171697][ T5921] 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 [ 64.171707][ T5921] RSP: 002b:00007ffc2e574948 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 64.171718][ T5921] RAX: ffffffffffffffda RBX: 00007f72e6e25fa0 RCX: 00007f72e6b9de59 [ 64.171724][ T5921] RDX: 0000000000000004 RSI: 0000000000004c06 RDI: 0000000000000003 [ 64.171730][ T5921] RBP: 00007f72e6c33e6f R08: 0000000000000000 R09: 0000000000000000 [ 64.171736][ T5921] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 64.171742][ T5921] R13: 00007f72e6e25fac R14: 00007f72e6e25fa0 R15: 00007f72e6e25fa0 [ 64.171751][ T5921] [ 64.270155][ T5921] ldm_validate_partition_table(): Disk read failed. [ 64.272600][ T5921] Dev loop3: unable to read RDB block 0 [ 64.275373][ T5921] loop3: unable to read partition table [ 64.277913][ T5921] loop3: partition table beyond EOD, truncated [ 64.280519][ T5921] loop_reread_partitions: partition scan of loop3 (Cj̖P=ý?}X %֐ȵ4FLQk݊5) failed (rc=-5) [ 65.878346][ T5755] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.567593][ T5755] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.618500][ T5755] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.698193][ T5755] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.831085][ T5755] bridge_slave_1: left allmulticast mode [ 67.833009][ T5755] bridge_slave_1: left promiscuous mode [ 67.834990][ T5755] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.838182][ T5755] bridge_slave_0: left allmulticast mode [ 67.840006][ T5755] bridge_slave_0: left promiscuous mode [ 67.841815][ T5755] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.878802][ T5755] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 67.882727][ T5755] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 67.886839][ T5755] bond0 (unregistering): Released all slaves [ 67.940243][ T42] kauditd_printk_skb: 1 callbacks suppressed [ 67.940282][ T42] audit: type=1400 audit(1784081608.816:200): avc: denied { write } for pid=5928 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 [ 67.981344][ T42] audit: type=1400 audit(1784081608.856:201): avc: denied { write } for pid=5931 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 [ 68.010045][ T5445] 8021q: adding VLAN 0 to HW filter on device eth2 [ 68.066631][ T42] audit: type=1400 audit(1784081608.946:202): avc: denied { write } for pid=5934 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 [ 68.106502][ T42] audit: type=1400 audit(1784081608.986:203): avc: denied { write } for pid=5937 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 [ 68.134897][ T5445] 8021q: adding VLAN 0 to HW filter on device eth4 [ 68.186160][ T42] audit: type=1400 audit(1784081609.066:204): avc: denied { write } for pid=5940 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 [ 68.201830][ T5755] hsr_slave_0: left promiscuous mode [ 68.204877][ T5755] hsr_slave_1: left promiscuous mode [ 68.207300][ T5755] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 68.210072][ T5755] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 68.213518][ T5755] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 68.216513][ T5755] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 68.222112][ T5755] veth1_macvtap: left promiscuous mode [ 68.224801][ T5755] veth0_macvtap: left promiscuous mode [ 68.227247][ T5755] veth1_vlan: left promiscuous mode [ 68.228130][ T42] audit: type=1400 audit(1784081609.106:205): avc: denied { write } for pid=5943 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 [ 68.229496][ T5755] veth0_vlan: left promiscuous mode [ 68.316643][ T5755] team0 (unregistering): Port device team_slave_1 removed [ 68.332931][ T5755] team0 (unregistering): Port device team_slave_0 removed [ 68.384736][ T5445] 8021q: adding VLAN 0 to HW filter on device eth3 [ 68.449492][ T42] audit: type=1400 audit(1784081609.326:206): avc: denied { write } for pid=5946 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 [ 68.491008][ T42] audit: type=1400 audit(1784081609.366:207): avc: denied { write } for pid=5949 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 [ 68.528640][ T5445] 8021q: adding VLAN 0 to HW filter on device eth5 [ 71.473952][ T1443] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.476134][ T1443] ieee802154 phy1 wpan1: encryption failed: -22