no interfaces have a carrier [ 49.015769][ T5462] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.020803][ T5462] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.221' (ED25519) to the list of known hosts. 2026/04/06 23:45:25 parsed 1 programs syzkaller login: [ 79.321075][ T5802] cgroup: Unknown subsys name 'net' [ 79.581330][ T5802] cgroup: Unknown subsys name 'cpuset' [ 79.647573][ T5802] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 81.232555][ T5802] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 81.620772][ T10] cfg80211: failed to load regulatory.db [ 87.290396][ T3061] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.290416][ T3061] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.333864][ T3061] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.333884][ T3061] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.890209][ T5117] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.891422][ T5117] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.892180][ T5117] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.893265][ T5117] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.894302][ T5117] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.435782][ T5881] chnl_net:caif_netlink_parms(): no params data found [ 88.545334][ T5881] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.546592][ T5881] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.546700][ T5881] bridge_slave_0: entered allmulticast mode [ 88.569063][ T5881] bridge_slave_0: entered promiscuous mode [ 88.573764][ T5881] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.573947][ T5881] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.574105][ T5881] bridge_slave_1: entered allmulticast mode [ 88.575781][ T5881] bridge_slave_1: entered promiscuous mode [ 88.616757][ T5881] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.620421][ T5881] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.831843][ T5881] team0: Port device team_slave_0 added [ 88.833772][ T5881] team0: Port device team_slave_1 added [ 88.884782][ T5881] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.884793][ T5881] 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. [ 88.884805][ T5881] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.897184][ T5881] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.897199][ T5881] 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. [ 88.897223][ T5881] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.963334][ T5881] hsr_slave_0: entered promiscuous mode [ 88.964572][ T5881] hsr_slave_1: entered promiscuous mode [ 89.178274][ T5881] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.219162][ T5881] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.250941][ T5881] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.291968][ T5881] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.242227][ T5881] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.334653][ T5881] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.349241][ T989] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.350050][ T989] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.353076][ T989] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.353185][ T989] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.581896][ T5881] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.623712][ T5881] veth0_vlan: entered promiscuous mode [ 90.630669][ T5881] veth1_vlan: entered promiscuous mode [ 90.656822][ T5881] veth0_macvtap: entered promiscuous mode [ 90.664565][ T5881] veth1_macvtap: entered promiscuous mode [ 90.683895][ T5881] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.700354][ T5881] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.715336][ T989] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.726044][ T989] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.726519][ T989] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.726726][ T989] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.462130][ T3061] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.110161][ T3061] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/06 23:45:40 executed programs: 0 [ 92.323258][ T5117] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.325498][ T5117] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.337128][ T5117] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.349719][ T5117] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.350875][ T5117] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.523079][ T5912] chnl_net:caif_netlink_parms(): no params data found [ 92.699775][ T3061] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.787400][ T5912] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.787605][ T5912] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.787758][ T5912] bridge_slave_0: entered allmulticast mode [ 92.790235][ T5912] bridge_slave_0: entered promiscuous mode [ 92.794871][ T5912] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.794975][ T5912] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.795428][ T5912] bridge_slave_1: entered allmulticast mode [ 92.798945][ T5912] bridge_slave_1: entered promiscuous mode [ 92.950707][ T3061] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.002358][ T5912] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.006325][ T5912] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.041633][ T5912] team0: Port device team_slave_0 added [ 93.044480][ T5912] team0: Port device team_slave_1 added [ 93.085596][ T5912] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.085606][ T5912] 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. [ 93.085618][ T5912] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.132149][ T5912] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.132162][ T5912] 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. [ 93.132176][ T5912] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.215980][ T5912] hsr_slave_0: entered promiscuous mode [ 93.216727][ T5912] hsr_slave_1: entered promiscuous mode [ 93.218620][ T5912] debugfs: 'hsr0' already exists in 'hsr' [ 93.218709][ T5912] Cannot create hsr debugfs directory [ 93.520389][ T3061] bridge_slave_1: left allmulticast mode [ 93.520465][ T3061] bridge_slave_1: left promiscuous mode [ 93.521569][ T3061] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.617997][ T3061] bridge_slave_0: left allmulticast mode [ 93.618022][ T3061] bridge_slave_0: left promiscuous mode [ 93.618425][ T3061] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.237910][ T3061] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 94.317648][ T3061] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 94.338865][ T3061] bond0 (unregistering): Released all slaves [ 94.408174][ T5117] Bluetooth: hci0: command tx timeout [ 94.897213][ T3061] hsr_slave_0: left promiscuous mode [ 94.947221][ T3061] hsr_slave_1: left promiscuous mode [ 94.948494][ T3061] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 94.948562][ T3061] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 95.008924][ T3061] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 95.008951][ T3061] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 95.118245][ T3061] veth1_macvtap: left promiscuous mode [ 95.118383][ T3061] veth0_macvtap: left promiscuous mode [ 95.118536][ T3061] veth1_vlan: left promiscuous mode [ 95.118690][ T3061] veth0_vlan: left promiscuous mode [ 95.758796][ T3061] team0 (unregistering): Port device team_slave_1 removed [ 95.797593][ T3061] team0 (unregistering): Port device team_slave_0 removed [ 96.487300][ T5117] Bluetooth: hci0: command tx timeout [ 96.602123][ T5912] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 96.648787][ T5912] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 96.682976][ T5912] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 96.732009][ T5912] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 96.912300][ T5912] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.934381][ T5912] 8021q: adding VLAN 0 to HW filter on device team0 [ 96.948699][ T2975] bridge0: port 1(bridge_slave_0) entered blocking state [ 96.948835][ T2975] bridge0: port 1(bridge_slave_0) entered forwarding state [ 96.960004][ T2975] bridge0: port 2(bridge_slave_1) entered blocking state [ 96.960158][ T2975] bridge0: port 2(bridge_slave_1) entered forwarding state [ 97.275974][ T5912] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 97.331345][ T5912] veth0_vlan: entered promiscuous mode [ 97.335964][ T5912] veth1_vlan: entered promiscuous mode [ 97.375509][ T5912] veth0_macvtap: entered promiscuous mode [ 97.385338][ T5912] veth1_macvtap: entered promiscuous mode [ 97.407889][ T5912] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 97.414752][ T5912] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 97.434964][ T989] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.436158][ T989] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.436679][ T989] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.436875][ T989] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 97.723312][ T989] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.723331][ T989] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 97.759047][ T2975] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 97.759066][ T2975] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/04/06 23:45:46 executed programs: 2 [ 98.068862][ T5959] loop0: detected capacity change from 0 to 32768 [ 98.150241][ T5959] read_mapping_page failed! [ 98.150478][ T5959] ERROR: (device loop0): txCommit: [ 98.150478][ T5959] [ 98.154076][ T5959] ERROR: (device loop0): remounting filesystem as read-only [ 98.225998][ T121] BUG at fs/jfs/jfs_txnmgr.[ 98.225998][ T121] BUG at fs/jfs/jfs_txnmgr.c:932 assert(mp->nohomeok > 0) [ 98.226294][ T121] ------------[ cut here ]------------ [ 98.226302][ T121] kernel BUG at fs/jfs/jfs_txnmgr.c:932! [ 98.226342][ T121] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 98.226371][ T121] CPU: 0 UID: 0 PID: 121 Comm: jfsCommit Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 98.226389][ T121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 98.226398][ T121] RIP: 0010:txUnlock+0xd7a/0xdc0 [ 98.226421][ T121] Code: d2 fd 90 0f 0b e8 06 48 6f fe 48 c7 c7 60 e1 8a 8b 48 c7 c6 59 dd 8a 8b ba a4 03 00 00 48 c7 c1 a0 ee 8a 8b e8 c7 29 d2 fd 90 <0f> 0b e8 df 47 6f fe 48 c7 c7 60 e1 8a 8b 48 c7 c6 59 dd 8a 8b ba [ 98.226434][ T121] RSP: 0018:ffffc9000396fc50 EFLAGS: 00010246 [ 98.226449][ T121] RAX: 0000000000000037 RBX: 0000000000001000 RCX: f7f7e66572770000 [ 98.226461][ T121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 98.226470][ T121] RBP: ffffc900034e1120 R08: 0000000000000000 R09: 0000000000000000 [ 98.226479][ T121] R10: dffffc0000000000 R11: fffff5200072df39 R12: dffffc0000000000 [ 98.226491][ T121] R13: 1ffff11006e99644 R14: ffff8880374cb220 R15: 0000000000000000 [ 98.226503][ T121] FS: 0000000000000000(0000) GS:ffff888126332000(0000) knlGS:0000000000000000 [ 98.226517][ T121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.226537][ T121] CR2: 00007f3781315000 CR3: 000000004690c000 CR4: 00000000003526f0 [ 98.226556][ T121] Call Trace: [ 98.226563][ T121] [ 98.226576][ T121] jfs_lazycommit+0x52c/0xa10 [ 98.226597][ T121] ? __pfx_jfs_lazycommit+0x10/0x10 [ 98.226613][ T121] ? __pfx_default_wake_function+0x10/0x10 [ 98.226633][ T121] ? __kthread_parkme+0x7a/0x1f0 [ 98.226657][ T121] kthread+0x388/0x470 [ 98.226674][ T121] ? __pfx_jfs_lazycommit+0x10/0x10 [ 98.226689][ T121] ? __pfx_kthread+0x10/0x10 [ 98.226706][ T121] ret_from_fork+0x51e/0xb90 [ 98.226728][ T121] ? __pfx_ret_from_fork+0x10/0x10 [ 98.226747][ T121] ? __switch_to+0xc7d/0x1450 [ 98.226767][ T121] ? __pfx_kthread+0x10/0x10 [ 98.226783][ T121] ret_from_fork_asm+0x1a/0x30 [ 98.226805][ T121] [ 98.226811][ T121] Modules linked in: [ 98.226831][ T121] ---[ end trace 0000000000000000 ]--- [ 98.230178][ T121] RIP: 0010:txUnlock+0xd7a/0xdc0 [ 98.230203][ T121] Code: d2 fd 90 0f 0b e8 06 48 6f fe 48 c7 c7 60 e1 8a 8b 48 c7 c6 59 dd 8a 8b ba a4 03 00 00 48 c7 c1 a0 ee 8a 8b e8 c7 29 d2 fd 90 <0f> 0b e8 df 47 6f fe 48 c7 c7 60 e1 8a 8b 48 c7 c6 59 dd 8a 8b ba [ 98.230216][ T121] RSP: 0018:ffffc9000396fc50 EFLAGS: 00010246 [ 98.230232][ T121] RAX: 0000000000000037 RBX: 0000000000001000 RCX: f7f7e66572770000 [ 98.230244][ T121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 98.230254][ T121] RBP: ffffc900034e1120 R08: 0000000000000000 R09: 0000000000000000 [ 98.230264][ T121] R10: dffffc0000000000 R11: fffff5200072df39 R12: dffffc0000000000 [ 98.230276][ T121] R13: 1ffff11006e99644 R14: ffff8880374cb220 R15: 0000000000000000 [ 98.230288][ T121] FS: 0000000000000000(0000) GS:ffff888126332000(0000) knlGS:0000000000000000 [ 98.230301][ T121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 98.230313][ T121] CR2: 0000122e47114000 CR3: 0000000038738000 CR4: 00000000003526f0 [ 98.230330][ T121] Kernel panic - not syncing: Fatal exception [ 98.230664][ T121] Kernel Offset: disabled