Warning: Permanently added '10.128.1.142' (ED25519) to the list of known hosts. 2023/12/10 20:02:11 fuzzer started 2023/12/10 20:02:12 connecting to host at 10.128.0.169:34489 2023/12/10 20:02:12 checking machine... 2023/12/10 20:02:12 checking revisions... 2023/12/10 20:02:12 testing simple program... [ 69.105302][ T5056] cgroup: Unknown subsys name 'net' [ 69.227559][ T5056] cgroup: Unknown subsys name 'rlimit' [ 70.850560][ T5056] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 71.053254][ T5063] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.062401][ T5063] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.071173][ T5063] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.079296][ T5063] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.088009][ T5063] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 71.096891][ T5063] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.275670][ T5059] chnl_net:caif_netlink_parms(): no params data found [ 71.356630][ T5059] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.364075][ T5059] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.371987][ T5059] bridge_slave_0: entered allmulticast mode [ 71.380797][ T5059] bridge_slave_0: entered promiscuous mode [ 71.391028][ T5059] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.398816][ T5059] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.406828][ T5059] bridge_slave_1: entered allmulticast mode [ 71.414438][ T5059] bridge_slave_1: entered promiscuous mode [ 71.450782][ T5059] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.464049][ T5059] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.503193][ T5059] team0: Port device team_slave_0 added [ 71.512934][ T5059] team0: Port device team_slave_1 added [ 71.542977][ T5059] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.550466][ T5059] 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. [ 71.577558][ T5059] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.591643][ T5059] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.598692][ T5059] 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. [ 71.625014][ T5059] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.673356][ T5059] hsr_slave_0: entered promiscuous mode [ 71.680810][ T5059] hsr_slave_1: entered promiscuous mode [ 71.837037][ T5059] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.850784][ T5059] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.861956][ T5059] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.879515][ T5059] netdevsim netdevsim0 netdevsim3: renamed from eth3 executing program [ 71.915658][ T5059] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.923129][ T5059] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.931555][ T5059] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.938844][ T5059] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.015399][ T5059] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.034843][ T5060] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.045900][ T5060] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.149476][ T4457] Bluetooth: hci0: command 0x0409 tx timeout executing program [ 75.228302][ T4457] Bluetooth: hci0: command 0x041b tx timeout [ 77.308394][ T4457] Bluetooth: hci0: command 0x040f tx timeout [ 79.388472][ T4457] Bluetooth: hci0: command 0x0419 tx timeout [ 171.068207][ T27] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2628 jiffies s: 589 root: 0x1/. [ 171.080367][ T27] rcu: blocking rcu_node structures (internal RCU debug): [ 171.087680][ T27] Sending NMI from CPU 1 to CPUs 0: [ 171.093438][ C0] NMI backtrace for cpu 0 [ 171.093450][ C0] CPU: 0 PID: 5060 Comm: kworker/0:4 Not tainted 6.7.0-rc4-syzkaller-00843-g1674110c0dd4 #0 [ 171.093472][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 171.093485][ C0] Workqueue: events linkwatch_event [ 171.093541][ C0] RIP: 0010:linkwatch_urgent_event+0x18/0x380 [ 171.093570][ C0] Code: 48 c7 c7 c0 02 a7 8c e8 a6 9b 67 f9 eb aa 0f 1f 40 00 41 57 41 56 41 55 41 54 55 53 48 89 fb 4c 8d ab 48 01 00 00 48 83 ec 08 23 be 10 f9 be 08 00 00 00 4c 89 ef e8 f6 a1 67 f9 4c 89 ea 48 [ 171.093589][ C0] RSP: 0018:ffffc9000414fc10 EFLAGS: 00000082 [ 171.093603][ C0] RAX: 0000000000000000 RBX: ffff888016b58000 RCX: ffffffff8876e316 [ 171.093617][ C0] RDX: ffff888014ed5940 RSI: ffffffff8876e320 RDI: ffff888016b58000 [ 171.093630][ C0] RBP: dffffc0000000000 R08: 0000000000000005 R09: 0000000000000000 [ 171.093642][ C0] R10: 0000000000000001 R11: 0000000000000003 R12: 00000000000000bd [ 171.093654][ C0] R13: ffff888016b58148 R14: ffff888016b58000 R15: ffff888016b586b0 [ 171.093668][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 171.093688][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 171.093702][ C0] CR2: 00007f6b6bcc35c0 CR3: 000000006947e000 CR4: 00000000003506f0 [ 171.093715][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 171.093726][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 171.093738][ C0] Call Trace: [ 171.093748][ C0] [ 171.093755][ C0] ? show_regs+0x8f/0xa0 [ 171.093780][ C0] ? nmi_cpu_backtrace+0x1d4/0x390 [ 171.093807][ C0] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 171.093836][ C0] ? nmi_handle+0x1a6/0x570 [ 171.093860][ C0] ? linkwatch_urgent_event+0x18/0x380 [ 171.093887][ C0] ? default_do_nmi+0x6a/0x160 [ 171.093915][ C0] ? exc_nmi+0x186/0x200 [ 171.093942][ C0] ? end_repeat_nmi+0xf/0x2a [ 171.093967][ C0] ? __linkwatch_run_queue+0xc6/0x460 [ 171.093993][ C0] ? __linkwatch_run_queue+0xd0/0x460 [ 171.094019][ C0] ? linkwatch_urgent_event+0x18/0x380 [ 171.094045][ C0] ? linkwatch_urgent_event+0x18/0x380 [ 171.094073][ C0] ? linkwatch_urgent_event+0x18/0x380 [ 171.094101][ C0] [ 171.094106][ C0] [ 171.094114][ C0] __linkwatch_run_queue+0xd8/0x460 [ 171.094143][ C0] linkwatch_event+0x8f/0xc0 [ 171.094169][ C0] ? __linkwatch_run_queue+0x460/0x460 [ 171.094196][ C0] ? rcu_is_watching+0x12/0xb0 [ 171.094220][ C0] process_one_work+0x886/0x15d0 [ 171.094252][ C0] ? lock_sync+0x190/0x190 [ 171.094281][ C0] ? workqueue_congested+0x300/0x300 [ 171.094312][ C0] ? assign_work+0x1a0/0x250 [ 171.094339][ C0] worker_thread+0x8b9/0x1290 [ 171.094371][ C0] ? __kthread_parkme+0x14b/0x220 [ 171.094394][ C0] ? process_one_work+0x15d0/0x15d0 [ 171.094420][ C0] kthread+0x2c6/0x3a0 [ 171.094443][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 171.094466][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 171.094497][ C0] ret_from_fork+0x45/0x80 [ 171.094521][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 171.094546][ C0] ret_from_fork_asm+0x11/0x20 [ 171.094581][ C0] [ 177.078112][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 177.085371][ C1] rcu: 0-...!: (0 ticks this GP) idle=459c/1/0x4000000000000000 softirq=5845/5845 fqs=0 [ 177.095989][ C1] rcu: (detected by 1, t=10502 jiffies, g=6969, q=158 ncpus=2) [ 177.103725][ C1] Sending NMI from CPU 1 to CPUs 0: [ 177.108951][ C0] NMI backtrace for cpu 0 [ 177.108960][ C0] CPU: 0 PID: 5060 Comm: kworker/0:4 Not tainted 6.7.0-rc4-syzkaller-00843-g1674110c0dd4 #0 [ 177.108982][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 177.108995][ C0] Workqueue: events linkwatch_event [ 177.109024][ C0] RIP: 0010:__linkwatch_run_queue+0x28b/0x460 [ 177.109058][ C0] Code: 4d fe ff ff e8 06 b1 10 f9 4c 8b 35 a7 d7 33 06 48 c7 c2 60 bc aa 8e 48 89 df 4c 89 f6 e8 7d cb f1 fb 31 ff 89 c6 88 44 24 08 10 ac 10 f9 0f b6 44 24 08 84 c0 0f 84 91 fe ff ff e8 ce b0 10 [ 177.109093][ C0] RSP: 0018:ffffc9000414fc50 EFLAGS: 00000046 [ 177.109108][ C0] RAX: 0000000000000001 RBX: ffff888018b1c6a8 RCX: ffffffff8876e335 [ 177.109121][ C0] RDX: ffffffff8eaabc60 RSI: 0000000000000001 RDI: 0000000000000000 [ 177.109133][ C0] RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 [ 177.109145][ C0] R10: 0000000000000000 R11: 0000000000000003 R12: 00000000000000bd [ 177.109157][ C0] R13: 0000000000000001 R14: ffff888068e7e6a8 R15: ffff888018b1c6b0 [ 177.109170][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 177.109190][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 177.109203][ C0] CR2: 00007f6b6bcc35c0 CR3: 000000006947e000 CR4: 00000000003506f0 [ 177.109216][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 177.109227][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 177.109239][ C0] Call Trace: [ 177.109246][ C0] [ 177.109253][ C0] ? show_regs+0x8f/0xa0 [ 177.109279][ C0] ? nmi_cpu_backtrace+0x1d4/0x390 [ 177.109304][ C0] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 177.109333][ C0] ? nmi_handle+0x1a6/0x570 [ 177.109355][ C0] ? nmi_raise_cpu_backtrace+0x10/0x10 [ 177.109384][ C0] ? __linkwatch_run_queue+0x28b/0x460 [ 177.109411][ C0] ? default_do_nmi+0x6a/0x160 [ 177.109439][ C0] ? exc_nmi+0x186/0x200 [ 177.109464][ C0] ? end_repeat_nmi+0xf/0x2a [ 177.109488][ C0] ? __linkwatch_run_queue+0xe5/0x460 [ 177.109515][ C0] ? __linkwatch_run_queue+0x28b/0x460 [ 177.109541][ C0] ? __linkwatch_run_queue+0x28b/0x460 [ 177.109569][ C0] ? __linkwatch_run_queue+0x28b/0x460 [ 177.109596][ C0] [ 177.109601][ C0] [ 177.109609][ C0] linkwatch_event+0x8f/0xc0 [ 177.109635][ C0] ? __linkwatch_run_queue+0x460/0x460 [ 177.109662][ C0] ? rcu_is_watching+0x12/0xb0 [ 177.109686][ C0] process_one_work+0x886/0x15d0 [ 177.109717][ C0] ? lock_sync+0x190/0x190 [ 177.109745][ C0] ? workqueue_congested+0x300/0x300 [ 177.109776][ C0] ? assign_work+0x1a0/0x250 [ 177.109802][ C0] worker_thread+0x8b9/0x1290 [ 177.109833][ C0] ? __kthread_parkme+0x14b/0x220 [ 177.109855][ C0] ? process_one_work+0x15d0/0x15d0 [ 177.109881][ C0] kthread+0x2c6/0x3a0 [ 177.109902][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 177.109925][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 177.109950][ C0] ret_from_fork+0x45/0x80 [ 177.109973][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 177.109998][ C0] ret_from_fork_asm+0x11/0x20 [ 177.110031][ C0] [ 177.110944][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g6969 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 177.427577][ C1] rcu: Possible timer handling issue on cpu=0 timer-softirq=2082 [ 177.435400][ C1] rcu: rcu_preempt kthread starved for 10502 jiffies! g6969 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 177.446877][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 177.457023][ C1] rcu: RCU grace-period kthread stack dump: [ 177.462911][ C1] task:rcu_preempt state:I stack:27904 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 177.473285][ C1] Call Trace: [ 177.476684][ C1] [ 177.479644][ C1] __schedule+0xedb/0x5af0 [ 177.484095][ C1] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 177.490166][ C1] ? io_schedule_timeout+0x150/0x150 [ 177.495749][ C1] ? schedule+0x1fc/0x270 [ 177.500107][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 177.505513][ C1] ? timer_fixup_activate+0x220/0x220 [ 177.510919][ C1] ? lockdep_init_map_type+0x16d/0x7d0 [ 177.516414][ C1] schedule+0xe9/0x270 [ 177.520600][ C1] schedule_timeout+0x137/0x290 [ 177.525481][ C1] ? usleep_range_state+0x1a0/0x1a0 [ 177.530802][ C1] ? do_init_timer+0x100/0x100 [ 177.535694][ C1] ? _raw_spin_unlock_irqrestore+0x3b/0x70 [ 177.541539][ C1] ? prepare_to_swait_event+0xf4/0x470 [ 177.547163][ C1] rcu_gp_fqs_loop+0x1ec/0xb10 [ 177.552053][ C1] ? rcu_check_gp_kthread_starvation+0x450/0x450 [ 177.558512][ C1] ? reacquire_held_locks+0x4c0/0x4c0 [ 177.564017][ C1] rcu_gp_kthread+0x24b/0x380 [ 177.568720][ C1] ? rcu_gp_init+0x1510/0x1510 [ 177.573779][ C1] ? lockdep_hardirqs_on+0x7d/0x110 [ 177.579007][ C1] ? __kthread_parkme+0x14b/0x220 [ 177.584146][ C1] ? rcu_gp_init+0x1510/0x1510 [ 177.588936][ C1] kthread+0x2c6/0x3a0 [ 177.593022][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 177.598251][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 177.603932][ C1] ret_from_fork+0x45/0x80 [ 177.608459][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 177.614179][ C1] ret_from_fork_asm+0x11/0x20 [ 177.618987][ C1]