[ 427.537306][ T27] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 427.649957][ T27] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 427.782877][ T27] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 427.921412][ T27] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 Warning: Permanently added '10.128.1.120' (ECDSA) to the list of known hosts. [ 430.010257][ T27] device hsr_slave_0 left promiscuous mode [ 430.016616][ T27] device hsr_slave_1 left promiscuous mode [ 430.023660][ T27] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 430.031282][ T27] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 430.039940][ T27] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 430.047993][ T27] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 430.057383][ T27] device bridge_slave_1 left promiscuous mode [ 430.064936][ T27] bridge0: port 2(bridge_slave_1) entered disabled state [ 430.074474][ T27] device bridge_slave_0 left promiscuous mode [ 430.082029][ T27] bridge0: port 1(bridge_slave_0) entered disabled state [ 430.094457][ T27] device veth1_macvtap left promiscuous mode [ 430.101761][ T27] device veth0_macvtap left promiscuous mode [ 430.107884][ T27] device veth1_vlan left promiscuous mode [ 430.114163][ T27] device veth0_vlan left promiscuous mode [ 433.153290][ T27] team0 (unregistering): Port device team_slave_1 removed [ 433.164057][ T27] team0 (unregistering): Port device team_slave_0 removed [ 433.176572][ T27] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 433.190586][ T27] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 433.230683][ T27] bond0 (unregistering): Released all slaves [ 440.179312][ T3229] ieee802154 phy0 wpan0: encryption failed: -22 [ 440.185601][ T3229] ieee802154 phy1 wpan1: encryption failed: -22 [ 501.619726][ T3229] ieee802154 phy0 wpan0: encryption failed: -22 [ 501.625992][ T3229] ieee802154 phy1 wpan1: encryption failed: -22 [ 563.059613][ T3229] ieee802154 phy0 wpan0: encryption failed: -22 [ 563.065886][ T3229] ieee802154 phy1 wpan1: encryption failed: -22 [ 575.218476][ T1624] INFO: task syz-executor549:8196 blocked for more than 143 seconds. [ 575.218498][ T1624] Not tainted 5.12.0-rc2-syzkaller #0 [ 575.218504][ T1624] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 575.218508][ T1624] task:syz-executor549 state:D stack:27488 pid: 8196 ppid: 8181 flags:0x00004004 [ 575.218530][ T1624] Call Trace: [ 575.218542][ T1624] __schedule+0x8de/0x2170 [ 575.258439][ T1624] ? io_schedule_timeout+0x140/0x140 [ 575.263726][ T1624] ? prepare_to_wait_event+0x129/0x7e0 [ 575.269388][ T1624] schedule+0xcf/0x270 [ 575.273439][ T1624] request_wait_answer+0x39b/0x6c0 [ 575.278651][ T1624] ? queue_interrupt+0x470/0x470 [ 575.283584][ T1624] ? lock_downgrade+0x6e0/0x6e0 [ 575.288463][ T1624] ? finish_wait+0x260/0x260 [ 575.293037][ T1624] ? rwlock_bug.part.0+0x90/0x90 [ 575.297952][ T1624] fuse_simple_request+0x41a/0xb10 [ 575.303075][ T1624] fuse_file_fallocate+0x2e2/0x700 [ 575.308171][ T1624] ? aa_path_link+0x250/0x2e0 [ 575.312953][ T1624] ? fuse_copy_file_range+0x60/0x60 [ 575.318152][ T1624] vfs_fallocate+0x2a5/0xaf0 [ 575.322754][ T1624] ioctl_preallocate+0x145/0x1c0 [ 575.327694][ T1624] ? fiemap_prep+0x200/0x200 [ 575.332322][ T1624] do_vfs_ioctl+0xb53/0xd70 [ 575.336826][ T1624] ? generic_block_fiemap+0x60/0x60 [ 575.342031][ T1624] ? lock_downgrade+0x6e0/0x6e0 [ 575.346878][ T1624] ? __fget_files+0x1ab/0x2b0 [ 575.351605][ T1624] __x64_sys_ioctl+0xc5/0x190 [ 575.356267][ T1624] do_syscall_64+0x2d/0x40 [ 575.360698][ T1624] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 575.366617][ T1624] RIP: 0033:0x7f217d3885b9 [ 575.371242][ T1624] RSP: 002b:00007f217d33a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 575.379840][ T1624] RAX: ffffffffffffffda RBX: 00007f217d4144c0 RCX: 00007f217d3885b9 [ 575.387794][ T1624] RDX: 00000000200001c0 RSI: 0000000040305828 RDI: 0000000000000004 [ 575.396498][ T1624] RBP: 00007f217d3e20d4 R08: 0000000000000000 R09: 0000000000000000 [ 575.404704][ T1624] R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e [ 575.412844][ T1624] R13: 00007f217d3de0c8 R14: 00007f217d3e00d0 R15: 00007f217d4144c8 [ 575.420983][ T1624] [ 575.420983][ T1624] Showing all locks held in the system: [ 575.428975][ T1624] 1 lock held by khungtaskd/1624: [ 575.434061][ T1624] #0: ffffffff8ab6c040 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 575.444239][ T1624] 2 locks held by getty/5092: [ 575.449013][ T1624] #0: ffff888022b0c098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x1f/0x70 [ 575.458931][ T1624] #1: ffffc900016062e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xa69/0xfa0 [ 575.469034][ T1624] 1 lock held by syz-executor549/8196: [ 575.474469][ T1624] #0: ffff88801b67a460 (sb_writers#13){.+.+}-{0:0}, at: ioctl_preallocate+0x145/0x1c0 [ 575.484350][ T1624] [ 575.486654][ T1624] ============================================= [ 575.486654][ T1624] [ 575.495225][ T1624] NMI backtrace for cpu 1 [ 575.499558][ T1624] CPU: 1 PID: 1624 Comm: khungtaskd Not tainted 5.12.0-rc2-syzkaller #0 [ 575.507851][ T1624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 575.517900][ T1624] Call Trace: [ 575.521159][ T1624] dump_stack+0xa5/0xe6 [ 575.525307][ T1624] nmi_cpu_backtrace.cold+0x30/0x99 [ 575.530481][ T1624] ? lapic_can_unplug_cpu+0x80/0x80 [ 575.535648][ T1624] nmi_trigger_cpumask_backtrace+0x11f/0x170 [ 575.541609][ T1624] watchdog+0x956/0xc30 [ 575.545765][ T1624] ? reset_hung_task_detector+0x20/0x20 [ 575.551297][ T1624] kthread+0x36f/0x450 [ 575.555368][ T1624] ? _raw_spin_unlock_irq+0x1f/0x40 [ 575.560539][ T1624] ? __kthread_bind_mask+0x90/0x90 [ 575.565628][ T1624] ret_from_fork+0x1f/0x30 [ 575.570121][ T1624] Sending NMI from CPU 1 to CPUs 0: [ 575.575379][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x161/0x1c0 [ 575.576332][ T1624] Kernel panic - not syncing: hung_task: blocked tasks [ 575.590898][ T1624] CPU: 1 PID: 1624 Comm: khungtaskd Not tainted 5.12.0-rc2-syzkaller #0 [ 575.599203][ T1624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 575.609247][ T1624] Call Trace: [ 575.612520][ T1624] dump_stack+0xa5/0xe6 [ 575.616668][ T1624] panic+0x256/0x4eb [ 575.620570][ T1624] ? __warn_printk+0xee/0xee [ 575.625141][ T1624] ? lapic_can_unplug_cpu+0x80/0x80 [ 575.630413][ T1624] ? preempt_schedule_thunk+0x16/0x18 [ 575.635777][ T1624] watchdog.cold+0x11/0x157 [ 575.640272][ T1624] ? reset_hung_task_detector+0x20/0x20 [ 575.645800][ T1624] kthread+0x36f/0x450 [ 575.649852][ T1624] ? _raw_spin_unlock_irq+0x1f/0x40 [ 575.655028][ T1624] ? __kthread_bind_mask+0x90/0x90 [ 575.660125][ T1624] ret_from_fork+0x1f/0x30 [ 575.664944][ T1624] Kernel Offset: disabled [ 575.669260][ T1624] Rebooting in 86400 seconds..