Warning: Permanently added '10.128.0.64' (ED25519) to the list of known hosts. 2026/08/04 08:01:11 parsed 1 programs 2026/08/04 08:01:11 serving rpc on tcp://38703 [ 69.644778][ T4199] cgroup: Unknown subsys name 'net' [ 69.776097][ T4199] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 71.305269][ T4199] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 71.382299][ T1423] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.388842][ T1423] ieee802154 phy1 wpan1: encryption failed: -22 [ 73.866476][ T4232] chnl_net:caif_netlink_parms(): no params data found [ 73.937319][ T4232] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.946431][ T4232] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.955155][ T4232] device bridge_slave_0 entered promiscuous mode [ 73.966781][ T4232] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.974240][ T4232] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.983922][ T4232] device bridge_slave_1 entered promiscuous mode [ 74.017588][ T4232] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.031428][ T4232] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.063853][ T4232] team0: Port device team_slave_0 added [ 74.072064][ T4232] team0: Port device team_slave_1 added [ 74.096504][ T4232] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.104947][ T4232] 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 1560 would solve the problem. [ 74.132582][ T4232] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.146213][ T4232] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.154653][ T4232] 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 1560 would solve the problem. [ 74.182044][ T4232] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.228714][ T4232] device hsr_slave_0 entered promiscuous mode [ 74.236669][ T4232] device hsr_slave_1 entered promiscuous mode [ 74.384132][ T4232] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.397169][ T4232] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.407960][ T4232] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.418315][ T4232] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.449999][ T4232] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.457575][ T4232] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.465831][ T4232] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.472990][ T4232] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.540545][ T4232] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.555111][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.567419][ T1234] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.576818][ T1234] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.586594][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 74.606138][ T4232] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.618976][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.629059][ T1234] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.636227][ T1234] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.663796][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.672751][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.679899][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.691205][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.702767][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.723636][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.740634][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.755615][ T4232] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.770081][ T4232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.778536][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.908254][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.916719][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.933799][ T4232] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.954359][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.964337][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.997844][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.007832][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.020301][ T4232] device veth0_vlan entered promiscuous mode [ 75.030482][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.038568][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.051339][ T4232] device veth1_vlan entered promiscuous mode [ 75.078227][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.087438][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.095758][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.105374][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.116117][ T4232] device veth0_macvtap entered promiscuous mode [ 75.128445][ T4232] device veth1_macvtap entered promiscuous mode [ 75.148090][ T4232] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.156915][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.165950][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.175118][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.184616][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.196740][ T4232] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.204793][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.215827][ T1234] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.230076][ T4232] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.238999][ T4232] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.248709][ T4232] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.257776][ T4232] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.642526][ T1269] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.657170][ T1269] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.686009][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.696201][ T1269] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.705279][ T1269] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.713700][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/08/04 08:01:21 executed programs: 0 [ 77.344210][ T4292] chnl_net:caif_netlink_parms(): no params data found [ 77.415107][ T4292] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.422391][ T4292] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.431216][ T4292] device bridge_slave_0 entered promiscuous mode [ 77.439996][ T4292] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.447080][ T4292] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.456214][ T4292] device bridge_slave_1 entered promiscuous mode [ 77.483926][ T4292] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.500979][ T4292] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.533511][ T4292] team0: Port device team_slave_0 added [ 77.541906][ T4292] team0: Port device team_slave_1 added [ 77.560624][ T4292] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.567623][ T4292] 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 1560 would solve the problem. [ 77.593728][ T4292] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.607099][ T4292] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.614154][ T4292] 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 1560 would solve the problem. [ 77.640236][ T4292] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.677747][ T4292] device hsr_slave_0 entered promiscuous mode [ 77.684746][ T4292] device hsr_slave_1 entered promiscuous mode [ 77.691862][ T4292] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.699865][ T4292] Cannot create hsr debugfs directory [ 77.789535][ T4292] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.220388][ T4248] Bluetooth: hci0: command 0x0409 tx timeout [ 80.757200][ T4292] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.805629][ T4292] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.889132][ T4292] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.006828][ T4292] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.018491][ T4292] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.028243][ T4292] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.038397][ T4292] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.119126][ T4292] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.134498][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 81.142869][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.154362][ T4292] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.190273][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.199039][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.207675][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.214803][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.233106][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.243109][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.254238][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.263056][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.270204][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.277916][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.299794][ T23] Bluetooth: hci0: command 0x041b tx timeout [ 81.322271][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.334712][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.343850][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.353731][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.387096][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.396220][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.406809][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.416126][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.432266][ T4292] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.443882][ T4292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.455241][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.463973][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.585096][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.593127][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.611481][ T4292] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.628171][ T154] device hsr_slave_0 left promiscuous mode [ 81.636339][ T154] device hsr_slave_1 left promiscuous mode [ 81.643366][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 81.651188][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 81.661546][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 81.668994][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 81.677724][ T154] device bridge_slave_1 left promiscuous mode [ 81.685150][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.701364][ T154] device bridge_slave_0 left promiscuous mode [ 81.707609][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.727279][ T154] device veth1_macvtap left promiscuous mode [ 81.733724][ T154] device veth0_macvtap left promiscuous mode [ 81.740939][ T154] device veth1_vlan left promiscuous mode [ 81.746906][ T154] device veth0_vlan left promiscuous mode [ 81.933630][ T154] team0 (unregistering): Port device team_slave_1 removed [ 81.947427][ T154] team0 (unregistering): Port device team_slave_0 removed [ 81.963410][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 81.977993][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 82.038066][ T154] bond0 (unregistering): Released all slaves [ 82.095207][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.104894][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.125364][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.134168][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.143973][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.152567][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.163152][ T4292] device veth0_vlan entered promiscuous mode [ 82.177833][ T4292] device veth1_vlan entered promiscuous mode [ 82.212973][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.221904][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.233772][ T4292] device veth0_macvtap entered promiscuous mode [ 82.244215][ T4292] device veth1_macvtap entered promiscuous mode [ 82.262584][ T4292] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.280109][ T4292] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.287689][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.296056][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.304691][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.313637][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.326069][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.335019][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.349758][ T4292] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.358529][ T4292] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.367658][ T4292] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.376639][ T4292] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.436508][ T1269] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.445428][ T1269] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.454870][ T1269] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 82.483999][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.491965][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.500695][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 82.790722][ T4313] loop0: detected capacity change from 0 to 32768 [ 82.807414][ T4313] ======================================================= [ 82.807414][ T4313] WARNING: The mand mount option has been deprecated and [ 82.807414][ T4313] and is ignored by this kernel. Remove the mand [ 82.807414][ T4313] option from the mount to silence this warning. [ 82.807414][ T4313] ======================================================= [ 82.884326][ T4313] JBD2: Ignoring recovery information on journal [ 82.937778][ T4313] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.976666][ T26] audit: type=1800 audit(1785830487.234:2): pid=4313 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.17" name="file1" dev="loop0" ino=17058 res=0 errno=0 [ 83.062646][ T26] audit: type=1800 audit(1785830487.324:3): pid=4317 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.17" name="file1" dev="loop0" ino=17058 res=0 errno=0 [ 83.379609][ T4248] Bluetooth: hci0: command 0x040f tx timeout [ 83.449455][ T4313] syz.0.17 (4313) used greatest stack depth: 18368 bytes left [ 83.490849][ T4292] [ 83.493246][ T4292] ====================================================== [ 83.500282][ T4292] WARNING: possible circular locking dependency detected [ 83.507356][ T4292] syzkaller #0 Not tainted [ 83.511780][ T4292] ------------------------------------------------------ [ 83.518820][ T4292] syz-executor/4292 is trying to acquire lock: [ 83.524997][ T4292] ffff8880683fd108 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: __ocfs2_flush_truncate_log+0x351/0x1110 [ 83.538277][ T4292] [ 83.538277][ T4292] but task is already holding lock: [ 83.545667][ T4292] ffff88805bc03488 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{3:3}, at: ocfs2_flush_truncate_log+0x43/0x60 [ 83.558419][ T4292] [ 83.558419][ T4292] which lock already depends on the new lock. [ 83.558419][ T4292] [ 83.568839][ T4292] [ 83.568839][ T4292] the existing dependency chain (in reverse order) is: [ 83.577901][ T4292] [ 83.577901][ T4292] -> #1 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{3:3}: [ 83.588452][ T4292] down_write+0x38/0x60 [ 83.593158][ T4292] __ocfs2_move_extents_range+0x1a31/0x3450 [ 83.599604][ T4292] ocfs2_move_extents+0x409/0xa40 [ 83.605182][ T4292] ocfs2_ioctl_move_extents+0x4d7/0x6e0 [ 83.611313][ T4292] ocfs2_ioctl+0x31f/0x7a0 [ 83.616301][ T4292] __se_sys_ioctl+0xfa/0x170 [ 83.621446][ T4292] do_syscall_64+0x4c/0xa0 [ 83.626421][ T4292] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.632873][ T4292] [ 83.632873][ T4292] -> #0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}: [ 83.643427][ T4292] __lock_acquire+0x2c66/0x7b50 [ 83.648839][ T4292] lock_acquire+0x19e/0x400 [ 83.653899][ T4292] down_write+0x38/0x60 [ 83.658600][ T4292] __ocfs2_flush_truncate_log+0x351/0x1110 [ 83.664951][ T4292] ocfs2_flush_truncate_log+0x4b/0x60 [ 83.670876][ T4292] ocfs2_sync_fs+0x119/0x330 [ 83.676015][ T4292] sync_filesystem+0x1be/0x220 [ 83.681323][ T4292] generic_shutdown_super+0x6b/0x300 [ 83.687152][ T4292] kill_block_super+0x7c/0xe0 [ 83.692372][ T4292] deactivate_locked_super+0x93/0xf0 [ 83.698243][ T4292] cleanup_mnt+0x426/0x4d0 [ 83.703216][ T4292] task_work_run+0x125/0x1a0 [ 83.708363][ T4292] do_exit+0x635/0x2110 [ 83.713155][ T4292] do_group_exit+0x12c/0x2f0 [ 83.718304][ T4292] get_signal+0x7eb/0x12e0 [ 83.723269][ T4292] arch_do_signal_or_restart+0xe6/0x12a0 [ 83.729465][ T4292] exit_to_user_mode_loop+0x9e/0x130 [ 83.735284][ T4292] exit_to_user_mode_prepare+0xee/0x180 [ 83.741447][ T4292] syscall_exit_to_user_mode+0x16/0x40 [ 83.747439][ T4292] do_syscall_64+0x58/0xa0 [ 83.752390][ T4292] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.758821][ T4292] [ 83.758821][ T4292] other info that might help us debug this: [ 83.758821][ T4292] [ 83.769052][ T4292] Possible unsafe locking scenario: [ 83.769052][ T4292] [ 83.776506][ T4292] CPU0 CPU1 [ 83.781876][ T4292] ---- ---- [ 83.787249][ T4292] lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6); [ 83.794551][ T4292] lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5); [ 83.804370][ T4292] lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6); [ 83.814191][ T4292] lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5); [ 83.821489][ T4292] [ 83.821489][ T4292] *** DEADLOCK *** [ 83.821489][ T4292] [ 83.829652][ T4292] 2 locks held by syz-executor/4292: [ 83.834945][ T4292] #0: ffff888075dce0e0 (&type->s_umount_key#54){+.+.}-{3:3}, at: deactivate_super+0xa0/0xd0 [ 83.845150][ T4292] #1: ffff88805bc03488 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{3:3}, at: ocfs2_flush_truncate_log+0x43/0x60 [ 83.858301][ T4292] [ 83.858301][ T4292] stack backtrace: [ 83.864217][ T4292] CPU: 0 PID: 4292 Comm: syz-executor Not tainted syzkaller #0 [ 83.871774][ T4292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 83.881858][ T4292] Call Trace: [ 83.885151][ T4292] [ 83.888094][ T4292] dump_stack_lvl+0x188/0x250 [ 83.892799][ T4292] ? load_image+0x410/0x410 [ 83.897315][ T4292] ? show_regs_print_info+0x20/0x20 [ 83.902530][ T4292] ? print_circular_bug+0x12b/0x1a0 [ 83.907745][ T4292] check_noncircular+0x296/0x330 [ 83.912694][ T4292] ? add_chain_block+0x9b0/0x9b0 [ 83.917643][ T4292] ? lockdep_lock+0xf1/0x1f0 [ 83.922257][ T4292] ? mark_lock+0x94/0x320 [ 83.926608][ T4292] ? _find_first_zero_bit+0xd1/0xf0 [ 83.931822][ T4292] __lock_acquire+0x2c66/0x7b50 [ 83.936698][ T4292] ? igrab+0x87/0x90 [ 83.940637][ T4292] ? verify_lock_unused+0x140/0x140 [ 83.945856][ T4292] ? do_raw_spin_lock+0x128/0x2f0 [ 83.950903][ T4292] ? __rwlock_init+0x140/0x140 [ 83.955677][ T4292] ? do_raw_spin_unlock+0x11d/0x230 [ 83.960916][ T4292] ? _raw_spin_unlock+0x24/0x40 [ 83.965790][ T4292] lock_acquire+0x19e/0x400 [ 83.970311][ T4292] ? __ocfs2_flush_truncate_log+0x351/0x1110 [ 83.976307][ T4292] ? __wake_up+0x11c/0x180 [ 83.980747][ T4292] ? __might_sleep+0xf0/0xf0 [ 83.985351][ T4292] ? read_lock_is_recursive+0x10/0x10 [ 83.990741][ T4292] ? __bpf_trace_jbd2_shrink_checkpoint_list+0x50/0x50 [ 83.997613][ T4292] down_write+0x38/0x60 [ 84.001783][ T4292] ? __ocfs2_flush_truncate_log+0x351/0x1110 [ 84.007810][ T4292] __ocfs2_flush_truncate_log+0x351/0x1110 [ 84.013635][ T4292] ? ocfs2_truncate_log_needs_flush+0x300/0x300 [ 84.019896][ T4292] ? ocfs2_sync_fs+0xe1/0x330 [ 84.024586][ T4292] ? rwsem_write_trylock+0x135/0x1c0 [ 84.029886][ T4292] ? clear_nonspinnable+0x60/0x60 [ 84.034925][ T4292] ? __rwlock_init+0x140/0x140 [ 84.039716][ T4292] ocfs2_flush_truncate_log+0x4b/0x60 [ 84.045110][ T4292] ocfs2_sync_fs+0x119/0x330 [ 84.049720][ T4292] ? ocfs2_put_super+0x1b0/0x1b0 [ 84.054676][ T4292] sync_filesystem+0x1be/0x220 [ 84.059461][ T4292] generic_shutdown_super+0x6b/0x300 [ 84.064781][ T4292] kill_block_super+0x7c/0xe0 [ 84.069481][ T4292] deactivate_locked_super+0x93/0xf0 [ 84.074785][ T4292] cleanup_mnt+0x426/0x4d0 [ 84.079216][ T4292] task_work_run+0x125/0x1a0 [ 84.083825][ T4292] do_exit+0x635/0x2110 [ 84.087992][ T4292] ? put_task_struct+0x80/0x80 [ 84.092766][ T4292] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 84.098783][ T4292] ? _raw_spin_lock_irq+0xb7/0xf0 [ 84.103824][ T4292] do_group_exit+0x12c/0x2f0 [ 84.108425][ T4292] ? lockdep_hardirqs_on+0x94/0x140 [ 84.113639][ T4292] get_signal+0x7eb/0x12e0 [ 84.118079][ T4292] arch_do_signal_or_restart+0xe6/0x12a0 [ 84.123734][ T4292] ? slab_free_freelist_hook+0xec/0x170 [ 84.129305][ T4292] ? rcu_is_watching+0x11/0xa0 [ 84.134079][ T4292] ? kmem_cache_free+0x14c/0x210 [ 84.139035][ T4292] ? get_sigframe_size+0x10/0x10 [ 84.143992][ T4292] ? fd_install+0x2b1/0x4c0 [ 84.148509][ T4292] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 84.154504][ T4292] ? exit_to_user_mode_loop+0x3b/0x130 [ 84.159979][ T4292] exit_to_user_mode_loop+0x9e/0x130 [ 84.165287][ T4292] exit_to_user_mode_prepare+0xee/0x180 [ 84.170846][ T4292] syscall_exit_to_user_mode+0x16/0x40 [ 84.176322][ T4292] do_syscall_64+0x58/0xa0 [ 84.180750][ T4292] ? clear_bhb_loop+0x30/0x80 [ 84.185447][ T4292] ? clear_bhb_loop+0x30/0x80 [ 84.190134][ T4292] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.196062][ T4292] RIP: 0033:0x7f234afa833c [ 84.200495][ T4292] Code: Unable to access opcode bytes at RIP 0x7f234afa8312. [ 84.207868][ T4292] RSP: 002b:00007ffe55bbcf10 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 84.216302][ T4292] RAX: 0000000000000003 RBX: 00007f234b03f45c RCX: 00007f234afa833c [ 84.224285][ T4292] RDX: 0000000000090800 RSI: 00007ffe55bbe0c0 RDI: 00000000ffffff9c [ 84.232268][ T4292] RBP: 00007ffe55bbe0ac R08: 0000000000000000 R09: 0000000000000000 [ 84.240251][ T4292] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe55bbe0c0 [ 84.248335][ T4292] R13: 00007f234b03f45c R14: 000000000001458a R15: 00007ffe55bbe100 [ 84.256343][ T4292] [ 84.280773][ T4292] ocfs2: Unmounting device (7,0) on (node local)