no interfaces have a carrier
[ 37.144555][ T3840] 8021q: adding VLAN 0 to HW filter on device bond0
[ 37.154382][ T3840] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.172' (ED25519) to the list of known hosts.
syzkaller login: [ 67.901928][ T4171] chnl_net:caif_netlink_parms(): no params data found
[ 67.950295][ T4171] bridge0: port 1(bridge_slave_0) entered blocking state
[ 67.957885][ T4171] bridge0: port 1(bridge_slave_0) entered disabled state
[ 67.965878][ T4171] device bridge_slave_0 entered promiscuous mode
[ 67.975345][ T4171] bridge0: port 2(bridge_slave_1) entered blocking state
[ 67.982571][ T4171] bridge0: port 2(bridge_slave_1) entered disabled state
[ 67.990498][ T4171] device bridge_slave_1 entered promiscuous mode
[ 68.013968][ T4171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 68.025598][ T4171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 68.050558][ T4171] team0: Port device team_slave_0 added
[ 68.058572][ T4171] team0: Port device team_slave_1 added
[ 68.077307][ T4171] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 68.084309][ T4171] 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.
[ 68.110455][ T4171] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 68.124352][ T4171] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 68.131407][ T4171] 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.
[ 68.157851][ T4171] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 68.190416][ T4171] device hsr_slave_0 entered promiscuous mode
[ 68.197881][ T4171] device hsr_slave_1 entered promiscuous mode
[ 68.295441][ T4171] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 68.306239][ T4171] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 68.315978][ T4171] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 68.325735][ T4171] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 68.348809][ T4171] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.355963][ T4171] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 68.364036][ T4171] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.371152][ T4171] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 68.421193][ T4171] 8021q: adding VLAN 0 to HW filter on device bond0
[ 68.433644][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 68.444508][ T9] bridge0: port 1(bridge_slave_0) entered disabled state
[ 68.453331][ T9] bridge0: port 2(bridge_slave_1) entered disabled state
[ 68.462766][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 68.476326][ T4171] 8021q: adding VLAN 0 to HW filter on device team0
[ 68.487947][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 68.496467][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.503588][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 68.515151][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 68.523802][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.530972][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 68.550826][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 68.560940][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 68.573506][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 68.585756][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 68.599107][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 68.611004][ T4171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 68.629027][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 68.636510][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 68.650517][ T4171] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 68.668873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 68.690482][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 68.699251][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 68.706990][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 68.716358][ T4171] device veth0_vlan entered promiscuous mode
[ 68.729364][ T4171] device veth1_vlan entered promiscuous mode
[ 68.749825][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 68.758395][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 68.766575][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 68.777098][ T4171] device veth0_macvtap entered promiscuous mode
[ 68.787341][ T4171] device veth1_macvtap entered promiscuous mode
[ 68.806056][ T4171] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 68.814824][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 68.824389][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 68.835514][ T4171] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 68.844289][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
executing program
[ 68.855639][ T4171] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.865147][ T4171] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.874197][ T4171] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.883254][ T4171] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 173.947409][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 173.954467][ C0] rcu: 1-...0: (1 GPs behind) idle=8d3/1/0x4000000000000000 softirq=5607/5608 fqs=5250
[ 173.964787][ C0] (detected by 0, t=10502 jiffies, g=5429, q=362)
[ 173.971306][ C0] Sending NMI from CPU 0 to CPUs 1:
[ 173.976566][ C1] NMI backtrace for cpu 1
[ 173.976594][ C1] CPU: 1 PID: 4183 Comm: syz-executor117 Not tainted 5.15.185-syzkaller #0
[ 173.976610][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 173.976625][ C1] RIP: 0010:__lock_acquire+0x101/0x7c60
[ 173.976662][ C1] Code: 00 83 3d 71 c6 a2 0a 00 74 29 48 89 d8 48 c1 e8 03 42 80 3c 00 00 74 12 48 89 df e8 89 4e 61 00 49 b8 00 00 00 00 00 fc ff df <48> 81 3b 80 af b0 8f 75 03 45 31 e4 44 89 bc 24 c8 00 00 00 41 83
[ 173.976675][ C1] RSP: 0018:ffffc90000dd08c0 EFLAGS: 00000046
[ 173.976689][ C1] RAX: 1ffff11003276e60 RBX: ffff8880193b7300 RCX: 1ffff920001ba13c
[ 173.976702][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880193b7300
[ 173.976712][ C1] RBP: ffffc90000dd0b10 R08: dffffc0000000000 R09: 0000000000000001
[ 173.976723][ C1] R10: fffffbfff1ad157e R11: 1ffffffff1ad157d R12: 0000000000000001
[ 173.976734][ C1] R13: ffff888079c1d940 R14: 0000000000000000 R15: 0000000000000001
[ 173.976744][ C1] FS: 000055556d55d3c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
[ 173.976758][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 173.976769][ C1] CR2: 0000200000000600 CR3: 00000000226ae000 CR4: 00000000003506e0
[ 173.976783][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 173.976791][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 173.976801][ C1] Call Trace:
[ 173.976807][ C1]
[ 173.976821][ C1] ? verify_lock_unused+0x140/0x140
[ 173.976839][ C1] ? mark_lock+0x94/0x320
[ 173.976857][ C1] ? __lock_acquire+0x13ad/0x7c60
[ 173.976874][ C1] ? verify_lock_unused+0x140/0x140
[ 173.976891][ C1] ? verify_lock_unused+0x140/0x140
[ 173.976907][ C1] ? __pv_queued_spin_lock_slowpath+0x7e6/0x9c0
[ 173.976932][ C1] lock_acquire+0x197/0x3f0
[ 173.976948][ C1] ? advance_sched+0x47/0x940
[ 173.976970][ C1] ? __hrtimer_run_queues+0x441/0xc40
[ 173.976988][ C1] ? read_lock_is_recursive+0x10/0x10
[ 173.977006][ C1] ? __lock_acquire+0x7c60/0x7c60
[ 173.977023][ C1] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 173.977051][ C1] _raw_spin_lock+0x2a/0x40
[ 173.977067][ C1] ? advance_sched+0x47/0x940
[ 173.977084][ C1] advance_sched+0x47/0x940
[ 173.977101][ C1] ? _raw_spin_unlock+0x40/0x40
[ 173.977118][ C1] ? debug_object_deactivate+0x63/0x340
[ 173.977138][ C1] __hrtimer_run_queues+0x53d/0xc40
[ 173.977159][ C1] ? taprio_free_sched_cb+0x190/0x190
[ 173.977181][ C1] ? hrtimer_interrupt+0x8d0/0x8d0
[ 173.977198][ C1] ? ktime_get_update_offsets_now+0x3ce/0x3e0
[ 173.977216][ C1] hrtimer_interrupt+0x3bb/0x8d0
[ 173.977243][ C1] __sysvec_apic_timer_interrupt+0x137/0x4a0
[ 173.977260][ C1] sysvec_apic_timer_interrupt+0x9b/0xc0
[ 173.977280][ C1]
[ 173.977284][ C1]
[ 173.977289][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 173.977305][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xa5/0x100
[ 173.977325][ C1] Code: 74 05 e8 3e 14 d3 f7 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4b f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 06 94 a6 f7 65 8b 05 a7 a3 57 76 85 c0 74 3c 48 c7 04 24 0e 36
[ 173.977337][ C1] RSP: 0018:ffffc90002eaf920 EFLAGS: 00000206
[ 173.977350][ C1] RAX: 50cbd6cf33a10600 RBX: 0000000000000a06 RCX: 50cbd6cf33a10600
[ 173.977361][ C1] RDX: dffffc0000000000 RSI: ffffffff8a0b11c0 RDI: 0000000000000001
[ 173.977372][ C1] RBP: ffffc90002eaf9b0 R08: dffffc0000000000 R09: fffffbfff1ff3619
[ 173.977383][ C1] R10: fffffbfff1ff3619 R11: 1ffffffff1ff3618 R12: dffffc0000000000
[ 173.977395][ C1] R13: dffffc0000000000 R14: ffff8880b902a200 R15: 1ffff920005d5f24
[ 173.977420][ C1] ? _raw_spin_unlock+0x40/0x40
[ 173.977437][ C1] ? ktime_get_update_offsets_now+0x3ce/0x3e0
[ 173.977455][ C1] clock_was_set+0x642/0x840
[ 173.977474][ C1] ? _raw_spin_unlock_irqrestore+0xaa/0x100
[ 173.977492][ C1] ? destroy_hrtimer_on_stack+0x20/0x20
[ 173.977509][ C1] ? memcpy+0x3c/0x60
[ 173.977524][ C1] ? timekeeping_update+0x3ec/0x460
[ 173.977540][ C1] timekeeping_inject_offset+0x578/0x620
[ 173.977556][ C1] ? do_adjtimex+0x418/0x9b0
[ 173.977570][ C1] ? timekeeping_warp_clock+0xc0/0xc0
[ 173.977585][ C1] ? add_device_randomness+0xbc/0x100
[ 173.977604][ C1] ? crng_reseed+0x1a0/0x1a0
[ 173.977621][ C1] ? security_capable+0x85/0xb0
[ 173.977641][ C1] do_adjtimex+0x418/0x9b0
[ 173.977659][ C1] ? random_get_entropy_fallback+0x60/0x60
[ 173.977676][ C1] ? __lock_acquire+0x7c60/0x7c60
[ 173.977696][ C1] ? __might_fault+0xb3/0x110
[ 173.977714][ C1] ? _copy_from_user+0x111/0x170
[ 173.977731][ C1] __x64_sys_clock_adjtime+0x1f0/0x2a0
[ 173.977751][ C1] ? do_clock_adjtime+0x120/0x120
[ 173.977774][ C1] ? lock_chain_count+0x20/0x20
[ 173.977790][ C1] ? vtime_user_exit+0x2dc/0x400
[ 173.977810][ C1] ? lockdep_hardirqs_on+0x94/0x140
[ 173.977828][ C1] do_syscall_64+0x4c/0xa0
[ 173.977843][ C1] ? clear_bhb_loop+0x30/0x80
[ 173.977857][ C1] ? clear_bhb_loop+0x30/0x80
[ 173.977872][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 173.977891][ C1] RIP: 0033:0x7fd67ead9ee9
[ 173.977907][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 1d 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 173.977919][ C1] RSP: 002b:00007ffcafd69c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000131
[ 173.977934][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd67ead9ee9
[ 173.977944][ C1] RDX: 0000200000000078 RSI: 0000200000000040 RDI: 0000000000000000
[ 173.977954][ C1] RBP: 0000000000000000 R08: 0000000100000000 R09: 0000000100000000
[ 173.977964][ C1] R10: 0000200000000788 R11: 0000000000000246 R12: 0000000000000000
[ 173.977974][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 173.977989][ C1]
[ 173.977995][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.428 msecs