Warning: Permanently added '10.128.0.77' (ED25519) to the list of known hosts. [ 553.386321][ T6021] chnl_net:caif_netlink_parms(): no params data found [ 553.416762][ T6021] bridge0: port 1(bridge_slave_0) entered blocking state [ 553.418893][ T6021] bridge0: port 1(bridge_slave_0) entered disabled state [ 553.420843][ T6021] bridge_slave_0: entered allmulticast mode [ 553.422907][ T6021] bridge_slave_0: entered promiscuous mode [ 553.426684][ T6021] bridge0: port 2(bridge_slave_1) entered blocking state [ 553.428638][ T6021] bridge0: port 2(bridge_slave_1) entered disabled state [ 553.430550][ T6021] bridge_slave_1: entered allmulticast mode [ 553.432493][ T6021] bridge_slave_1: entered promiscuous mode [ 553.445076][ T6021] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 553.449000][ T6021] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 553.461376][ T6021] team0: Port device team_slave_0 added [ 553.464907][ T6021] team0: Port device team_slave_1 added [ 553.475830][ T6021] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 553.477569][ T6021] 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. [ 553.484191][ T6021] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 553.488709][ T6021] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 553.490443][ T6021] 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. [ 553.497449][ T6021] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 553.565668][ T6021] hsr_slave_0: entered promiscuous mode [ 553.604069][ T6021] hsr_slave_1: entered promiscuous mode [ 553.702311][ T6021] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 553.746431][ T6021] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 553.786125][ T6021] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 553.826523][ T6021] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 553.888951][ T6021] bridge0: port 2(bridge_slave_1) entered blocking state [ 553.890784][ T6021] bridge0: port 2(bridge_slave_1) entered forwarding state [ 553.892826][ T6021] bridge0: port 1(bridge_slave_0) entered blocking state [ 553.894655][ T6021] bridge0: port 1(bridge_slave_0) entered forwarding state [ 553.926083][ T6021] 8021q: adding VLAN 0 to HW filter on device bond0 [ 553.933866][ T6030] bridge0: port 1(bridge_slave_0) entered disabled state [ 553.938450][ T6030] bridge0: port 2(bridge_slave_1) entered disabled state [ 553.946989][ T6021] 8021q: adding VLAN 0 to HW filter on device team0 [ 553.957452][ T6030] bridge0: port 1(bridge_slave_0) entered blocking state [ 553.959434][ T6030] bridge0: port 1(bridge_slave_0) entered forwarding state [ 553.962024][ T6030] bridge0: port 2(bridge_slave_1) entered blocking state [ 553.963777][ T6030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 554.001947][ T6021] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 554.028132][ T6021] veth0_vlan: entered promiscuous mode [ 554.033213][ T6021] veth1_vlan: entered promiscuous mode [ 554.048851][ T6021] veth0_macvtap: entered promiscuous mode [ 554.052424][ T6021] veth1_macvtap: entered promiscuous mode [ 554.062023][ T6021] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 554.067736][ T6021] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 554.072527][ T6021] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 554.076386][ T6021] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 554.078646][ T6021] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 554.080880][ T6021] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 554.196750][ T6035] nbd0: detected capacity change from 0 to 2158 [ 554.201209][ T5563] block nbd0: Receive control failed (result -111) [ 584.825236][ T53] block nbd0: Possible stuck request 00000000c2be180b: control (read@0,4096B). Runtime 30 seconds [ 614.305803][ T5607] udevd[5607]: worker [6022] /devices/virtual/block/nbd0 is taking a long time [ 614.904738][ T53] block nbd0: Possible stuck request 00000000c2be180b: control (read@0,4096B). Runtime 60 seconds [ 644.984091][ T53] block nbd0: Possible stuck request 00000000c2be180b: control (read@0,4096B). Runtime 90 seconds [ 675.064165][ T53] block nbd0: Possible stuck request 00000000c2be180b: control (read@0,4096B). Runtime 120 seconds [ 705.144102][ T53] block nbd0: Possible stuck request 00000000c2be180b: control (read@0,4096B). Runtime 150 seconds [ 714.744005][ T28] INFO: task syz-executor532:6033 blocked for more than 143 seconds. [ 714.746333][ T28] Not tainted 6.5.0-rc4-syzkaller-g86d7896480b0 #0 [ 714.748158][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 714.750405][ T28] task:syz-executor532 state:D stack:0 pid:6033 ppid:6021 flags:0x00000005 [ 714.752849][ T28] Call trace: [ 714.753701][ T28] __switch_to+0x320/0x754 [ 714.755837][ T28] __schedule+0x1364/0x23b4 [ 714.757021][ T28] schedule+0xc4/0x170 [ 714.758065][ T28] schedule_preempt_disabled+0x18/0x2c [ 714.759579][ T28] __mutex_lock_common+0xbd8/0x21a0 [ 714.760864][ T28] mutex_lock_nested+0x2c/0x38 [ 714.762090][ T28] blkdev_put+0xec/0x740 [ 714.763205][ T28] blkdev_release+0x84/0x9c [ 714.764529][ T28] __fput+0x324/0x824 [ 714.765601][ T28] ____fput+0x20/0x30 [ 714.766594][ T28] task_work_run+0x230/0x2e0 [ 714.767769][ T28] do_notify_resume+0x2180/0x3c90 [ 714.769041][ T28] el0_svc+0x94/0x160 [ 714.770021][ T28] el0t_64_sync_handler+0x84/0xfc [ 714.771308][ T28] el0t_64_sync+0x190/0x194 [ 714.772517][ T28] [ 714.772517][ T28] Showing all locks held in the system: [ 714.774583][ T28] 1 lock held by rcu_tasks_kthre/13: [ 714.775980][ T28] #0: ffff80008e271850 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 714.778648][ T28] 1 lock held by rcu_tasks_trace/14: [ 714.780065][ T28] #0: ffff80008e271c10 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 [ 714.782788][ T28] 1 lock held by khungtaskd/28: [ 714.784096][ T28] #0: ffff80008e271680 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 714.786509][ T28] 2 locks held by getty/5746: [ 714.787662][ T28] #0: ffff0000d9ab2098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 714.790120][ T28] #1: ffff800093ffd2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 714.792742][ T28] 1 lock held by udevd/6022: [ 714.794466][ T28] #0: ffff0000cc8194c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x114/0x55c [ 714.797105][ T28] 1 lock held by syz-executor532/6033: [ 714.798552][ T28] #0: ffff0000cc8194c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xec/0x740 [ 714.800987][ T28] [ 714.801557][ T28] ============================================= [ 714.801557][ T28] [ 714.803738][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 714.805556][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.5.0-rc4-syzkaller-g86d7896480b0 #0 [ 714.807989][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 714.810590][ T28] Call trace: [ 714.811391][ T28] dump_backtrace+0x1b8/0x1e4 [ 714.812613][ T28] show_stack+0x2c/0x44 [ 714.813729][ T28] dump_stack_lvl+0xd0/0x124 [ 714.814971][ T28] dump_stack+0x1c/0x28 [ 714.816057][ T28] panic+0x2d0/0x7b4 [ 714.817099][ T28] hung_task_panic+0x0/0x2c [ 714.818282][ T28] kthread+0x288/0x310 [ 714.819343][ T28] ret_from_fork+0x10/0x20 [ 714.820526][ T28] SMP: stopping secondary CPUs [ 714.821811][ T28] Kernel Offset: disabled [ 714.822941][ T28] CPU features: 0x00000010,38010021,88017203 [ 714.824497][ T28] Memory Limit: none [ 715.188600][ T28] Rebooting in 86400 seconds..