Warning: Permanently added '10.128.0.237' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.597351][ T4718] cgroup: Unknown subsys name 'net' [ 32.757352][ T4718] cgroup: Unknown subsys name 'cpuset' [ 32.759429][ T4718] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.939314][ T4718] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 37.298542][ T4727] 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. [ 37.463618][ T4732] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.463689][ T4732] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.463956][ T4732] bridge_slave_0: entered allmulticast mode [ 37.464414][ T4732] bridge_slave_0: entered promiscuous mode [ 37.465556][ T4732] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.465602][ T4732] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.465645][ T4732] bridge_slave_1: entered allmulticast mode [ 37.467826][ T4732] bridge_slave_1: entered promiscuous mode [ 37.475024][ T4732] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.475862][ T4732] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.482197][ T4732] team0: Port device team_slave_0 added [ 37.482891][ T4732] team0: Port device team_slave_1 added [ 37.489179][ T4732] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.489198][ T4732] 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. [ 37.489210][ T4732] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.489878][ T4732] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.489885][ T4732] 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. [ 37.489898][ T4732] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.499957][ T4732] hsr_slave_0: entered promiscuous mode [ 37.500286][ T4732] hsr_slave_1: entered promiscuous mode [ 37.540920][ T4732] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 37.543854][ T4732] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 37.544662][ T4732] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 37.546559][ T4732] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 37.546850][ T4732] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 37.548846][ T4732] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 37.549428][ T4732] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.551291][ T4732] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 37.560830][ T4732] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.560890][ T4732] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.561032][ T4732] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.561059][ T4732] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.575841][ T4732] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.580666][ T1069] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.582353][ T1069] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.588041][ T4732] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.589967][ T1069] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.590035][ T1069] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.593366][ T1069] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.593408][ T1069] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.603637][ T4732] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 37.682348][ T4732] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.693346][ T4732] veth0_vlan: entered promiscuous mode [ 37.695120][ T4732] veth1_vlan: entered promiscuous mode [ 37.703890][ T4732] veth0_macvtap: entered promiscuous mode [ 37.704927][ T4732] veth1_macvtap: entered promiscuous mode [ 37.711312][ T4732] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.712412][ T4732] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.714605][ T1289] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.717905][ T1289] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.722969][ T1289] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.723245][ T3768] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.824487][ T1069] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.898381][ T1069] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 37.990825][ T1069] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.073950][ T1069] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 38.491866][ T40] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.491893][ T40] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.500107][ T40] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.500131][ T40] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.583770][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.584307][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.584483][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.584807][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.585013][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 1970/01/01 00:00:38 executed programs: 0 [ 38.986494][ T4739] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.988002][ T4739] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.988766][ T4739] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.989116][ T4739] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.989307][ T4739] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.117305][ T4828] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.117380][ T4828] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.117445][ T4828] bridge_slave_0: entered allmulticast mode [ 39.117874][ T4828] bridge_slave_0: entered promiscuous mode [ 39.118634][ T4828] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.118658][ T4828] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.118713][ T4828] bridge_slave_1: entered allmulticast mode [ 39.119113][ T4828] bridge_slave_1: entered promiscuous mode [ 39.126090][ T4828] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 39.127115][ T4828] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 39.134715][ T4828] team0: Port device team_slave_0 added [ 39.135594][ T4828] team0: Port device team_slave_1 added [ 39.141490][ T4828] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 39.141499][ T4828] 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. [ 39.141514][ T4828] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 39.142009][ T4828] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 39.142016][ T4828] 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. [ 39.142031][ T4828] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 39.152772][ T4828] hsr_slave_0: entered promiscuous mode [ 39.153075][ T4828] hsr_slave_1: entered promiscuous mode [ 39.153293][ T4828] debugfs: 'hsr0' already exists in 'hsr' [ 39.153330][ T4828] Cannot create hsr debugfs directory [ 41.036299][ T50] Bluetooth: hci0: command tx timeout [ 41.496059][ T1069] bridge_slave_1: left allmulticast mode [ 41.496105][ T1069] bridge_slave_1: left promiscuous mode [ 41.496372][ T1069] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.498625][ T1069] bridge_slave_0: left allmulticast mode [ 41.498637][ T1069] bridge_slave_0: left promiscuous mode [ 41.498697][ T1069] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.599950][ T1069] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 41.647319][ T1069] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 41.666840][ T1069] bond0 (unregistering): Released all slaves [ 41.722365][ T1069] hsr_slave_0: left promiscuous mode [ 41.723205][ T1069] hsr_slave_1: left promiscuous mode [ 41.723509][ T1069] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 41.723524][ T1069] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 41.724934][ T1069] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 41.724945][ T1069] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 41.731241][ T1069] veth1_macvtap: left promiscuous mode [ 41.731305][ T1069] veth0_macvtap: left promiscuous mode [ 41.731343][ T1069] veth1_vlan: left promiscuous mode [ 41.731372][ T1069] veth0_vlan: left promiscuous mode [ 41.831429][ T1069] team0 (unregistering): Port device team_slave_1 removed [ 41.835227][ T1069] team0 (unregistering): Port device team_slave_0 removed [ 41.876203][ T4396] 8021q: adding VLAN 0 to HW filter on device eth0 [ 42.112965][ T4828] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.113897][ T4828] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 42.114180][ T4828] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.115310][ T4828] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 42.115591][ T4828] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.117359][ T4828] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 42.117945][ T4828] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 42.124405][ T4828] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 42.150649][ T4828] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.156323][ T4828] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.159794][ T3768] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.159836][ T3768] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.164264][ T3768] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.164310][ T3768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.180530][ T4828] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.182538][ T4828] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.493761][ T4828] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.505217][ T4828] veth0_vlan: entered promiscuous mode [ 42.507385][ T4828] veth1_vlan: entered promiscuous mode [ 42.514093][ T4828] veth0_macvtap: entered promiscuous mode [ 42.534293][ T4828] veth1_macvtap: entered promiscuous mode [ 42.538457][ T4828] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 42.539545][ T4828] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 42.544086][ T1289] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.544179][ T1289] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.546056][ T1289] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.546083][ T1289] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 42.568054][ T3768] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.568083][ T3768] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.592866][ T1289] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 42.594371][ T1289] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 42.645359][ T4917] loop0: detected capacity change from 0 to 1024 [ 42.647839][ T4917] ======================================================= [ 42.647839][ T4917] WARNING: The mand mount option has been deprecated and [ 42.647839][ T4917] and is ignored by this kernel. Remove the mand [ 42.647839][ T4917] option from the mount to silence this warning. [ 42.647839][ T4917] ======================================================= [ 42.647913][ T4917] EXT4-fs: Ignoring removed bh option [ 42.650327][ T4917] EXT4-fs (loop0): stripe (5) is not aligned with cluster size (16), stripe is disabled [ 42.660052][ T4917] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 42.664780][ T4917] [ 42.665209][ T4917] ====================================================== [ 42.666533][ T4917] WARNING: possible circular locking dependency detected [ 42.667871][ T4917] syzkaller #0 Not tainted [ 42.668731][ T4917] ------------------------------------------------------ [ 42.670048][ T4917] syz.0.17/4917 is trying to acquire lock: [ 42.671150][ T4917] ffff0000f046a230 (&ovl_i_mutex_key[depth]){+.+.}-{4:4}, at: lock_two_nondirectories+0xc4/0x148 [ 42.673216][ T4917] [ 42.673216][ T4917] but task is already holding lock: [ 42.674620][ T4917] ffff0000dc4c0410 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write_file+0x64/0xdc [ 42.676348][ T4917] [ 42.676348][ T4917] which lock already depends on the new lock. [ 42.676348][ T4917] [ 42.678284][ T4917] [ 42.678284][ T4917] the existing dependency chain (in reverse order) is: [ 42.679997][ T4917] [ 42.679997][ T4917] -> #1 (sb_writers#3){.+.+}-{0:0}: [ 42.681469][ T4917] sb_start_write+0x5c/0x294 [ 42.682455][ T4917] vfs_iter_write+0x190/0x4d0 [ 42.683432][ T4917] backing_file_write_iter+0x450/0x6c8 [ 42.684587][ T4917] ovl_write_iter+0x218/0x2c8 [ 42.685585][ T4917] vfs_write+0x52c/0xa14 [ 42.686515][ T4917] ksys_pwrite64+0x118/0x1b0 [ 42.687502][ T4917] __arm64_sys_pwrite64+0x9c/0xb4 [ 42.688525][ T4917] invoke_syscall+0x98/0x244 [ 42.689491][ T4917] el0_svc_common+0xe8/0x23c [ 42.690437][ T4917] do_el0_svc+0x48/0x58 [ 42.691295][ T4917] el0_svc+0x64/0x260 [ 42.692082][ T4917] el0t_64_sync_handler+0x48/0x148 [ 42.693199][ T4917] el0t_64_sync+0x198/0x19c [ 42.694182][ T4917] [ 42.694182][ T4917] -> #0 (&ovl_i_mutex_key[depth]){+.+.}-{4:4}: [ 42.695800][ T4917] __lock_acquire+0x1780/0x2f44 [ 42.696850][ T4917] lock_acquire+0x140/0x368 [ 42.697828][ T4917] down_write+0x50/0xc0 [ 42.698739][ T4917] lock_two_nondirectories+0xc4/0x148 [ 42.699888][ T4917] ext4_move_extents+0x194/0x3580 [ 42.700975][ T4917] ext4_ioctl+0x2a14/0x4234 [ 42.701956][ T4917] __arm64_sys_ioctl+0x14c/0x1c4 [ 42.703001][ T4917] invoke_syscall+0x98/0x244 [ 42.703961][ T4917] el0_svc_common+0xe8/0x23c [ 42.704922][ T4917] do_el0_svc+0x48/0x58 [ 42.705815][ T4917] el0_svc+0x64/0x260 [ 42.706671][ T4917] el0t_64_sync_handler+0x48/0x148 [ 42.707752][ T4917] el0t_64_sync+0x198/0x19c [ 42.708732][ T4917] [ 42.708732][ T4917] other info that might help us debug this: [ 42.708732][ T4917] [ 42.710710][ T4917] Possible unsafe locking scenario: [ 42.710710][ T4917] [ 42.712081][ T4917] CPU0 CPU1 [ 42.713124][ T4917] ---- ---- [ 42.714189][ T4917] rlock(sb_writers#3); [ 42.715012][ T4917] lock(&ovl_i_mutex_key[depth]); [ 42.716489][ T4917] lock(sb_writers#3); [ 42.717791][ T4917] lock(&ovl_i_mutex_key[depth]); [ 42.718762][ T4917] [ 42.718762][ T4917] *** DEADLOCK *** [ 42.718762][ T4917] [ 42.720261][ T4917] 1 lock held by syz.0.17/4917: [ 42.721156][ T4917] #0: ffff0000dc4c0410 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write_file+0x64/0xdc [ 42.722909][ T4917] [ 42.722909][ T4917] stack backtrace: [ 42.723995][ T4917] CPU: 1 UID: 0 PID: 4917 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 42.725571][ T4917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 42.727467][ T4917] Call trace: [ 42.728100][ T4917] show_stack+0x2c/0x3c (C) [ 42.728949][ T4917] __dump_stack+0x30/0x40 [ 42.729742][ T4917] dump_stack_lvl+0xd8/0x12c [ 42.730617][ T4917] dump_stack+0x1c/0x28 [ 42.731410][ T4917] print_circular_bug+0x328/0x330 [ 42.732359][ T4917] check_noncircular+0x158/0x174 [ 42.733252][ T4917] __lock_acquire+0x1780/0x2f44 [ 42.734137][ T4917] lock_acquire+0x140/0x368 [ 42.734943][ T4917] down_write+0x50/0xc0 [ 42.735719][ T4917] lock_two_nondirectories+0xc4/0x148 [ 42.736730][ T4917] ext4_move_extents+0x194/0x3580 [ 42.737690][ T4917] ext4_ioctl+0x2a14/0x4234 [ 42.738549][ T4917] __arm64_sys_ioctl+0x14c/0x1c4 [ 42.739494][ T4917] invoke_syscall+0x98/0x244 [ 42.740363][ T4917] el0_svc_common+0xe8/0x23c [ 42.741238][ T4917] do_el0_svc+0x48/0x58 [ 42.742013][ T4917] el0_svc+0x64/0x260 [ 42.742745][ T4917] el0t_64_sync_handler+0x48/0x148 [ 42.743656][ T4917] el0t_64_sync+0x198/0x19c [ 42.750248][ T4828] EXT4-fs error (device loop0): ext4_read_inline_dir:1494: inode #12: block 7: comm syz-executor: path /0/file0/file0: bad entry in directory: rec_len is too small for name_len - offset=40, inode=14, rec_len=40, size=80 fake=0 [ 42.754837][ T4828] EXT4-fs (loop0): Remounting filesystem read-only [ 42.758604][ T4828] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000.