[ 180.866184][ T6788] Bluetooth: hci4: command 0x0406 tx timeout [ 180.892525][ T6788] Bluetooth: hci3: command 0x0406 tx timeout [ 188.990888][ T1360] ieee802154 phy0 wpan0: encryption failed: -22 [ 188.997275][ T1360] ieee802154 phy1 wpan1: encryption failed: -22 [ 250.419231][ T1360] ieee802154 phy0 wpan0: encryption failed: -22 [ 250.426134][ T1360] ieee802154 phy1 wpan1: encryption failed: -22 [ 311.856350][ T1360] ieee802154 phy0 wpan0: encryption failed: -22 [ 311.862806][ T1360] ieee802154 phy1 wpan1: encryption failed: -22 [ 373.289222][ T1360] ieee802154 phy0 wpan0: encryption failed: -22 [ 373.295604][ T1360] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.15.215' (ECDSA) to the list of known hosts. [ 422.581388][ T26] audit: type=1400 audit(1638998061.656:12): avc: denied { execmem } for pid=17588 comm="syz-executor242" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 434.725573][ T1360] ieee802154 phy0 wpan0: encryption failed: -22 [ 434.732622][ T1360] ieee802154 phy1 wpan1: encryption failed: -22 [ 455.843600][ T27] INFO: task syz-executor.0:17528 blocked for more than 143 seconds. [ 455.852562][ T27] Not tainted 5.15.0-rc7-syzkaller #0 [ 455.865084][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 455.877009][ T27] task:syz-executor.0 state:D stack:29072 pid:17528 ppid: 6949 flags:0x00024004 [ 455.889622][ T27] Call Trace: [ 455.893023][ T27] __schedule+0xb04/0x5920 [ 455.900921][ T27] ? lock_acquire+0x1ab/0x510 [ 455.910362][ T27] ? find_held_lock+0x2d/0x110 [ 455.918613][ T27] ? io_schedule_timeout+0x140/0x140 [ 455.927163][ T27] schedule+0xd3/0x270 [ 455.931335][ T27] io_uring_cancel_generic+0x4e8/0x650 [ 455.941235][ T27] ? __io_uring_free+0x130/0x130 [ 455.948982][ T27] ? finish_wait+0x270/0x270 [ 455.956495][ T27] ? mark_lock+0xef/0x1840 [ 455.961027][ T27] ? __validate_process_creds+0x1f0/0x310 [ 455.971080][ T27] do_exit+0x1dc/0x24b0 [ 455.978694][ T27] ? find_held_lock+0x2d/0x110 [ 455.987559][ T27] ? mm_update_next_owner+0x6d0/0x6d0 [ 455.993162][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 456.002071][ T27] ? do_raw_spin_lock+0x120/0x2b0 [ 456.012548][ T27] do_group_exit+0xe7/0x290 [ 456.022086][ T27] get_signal+0x3b2/0x1ce0 [ 456.031091][ T27] ? futex_exit_release+0x200/0x200 [ 456.040293][ T27] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 456.046781][ T27] arch_do_signal_or_restart+0x2a9/0x1c40 [ 456.053293][ T27] ? find_held_lock+0x2d/0x110 [ 456.059143][ T27] ? get_sigframe_size+0x10/0x10 [ 456.064785][ T27] ? __context_tracking_exit+0x80/0x90 [ 456.071112][ T27] ? __do_sys_futex+0xa9/0x2d0 [ 456.076575][ T27] ? do_futex+0x1240/0x1240 [ 456.081841][ T27] exit_to_user_mode_prepare+0x17d/0x290 [ 456.087933][ T27] syscall_exit_to_user_mode+0x19/0x60 [ 456.093982][ T27] do_syscall_64+0x42/0xb0 [ 456.098440][ T27] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 456.104815][ T27] RIP: 0033:0x7fad1a281af9 [ 456.109424][ T27] RSP: 002b:00007fad199f7218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 456.118252][ T27] RAX: fffffffffffffe00 RBX: 00007fad1a394f68 RCX: 00007fad1a281af9 [ 456.128676][ T27] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fad1a394f68 [ 456.137577][ T27] RBP: 00007fad1a394f60 R08: 0000000000000000 R09: 0000000000000000 [ 456.146047][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fad1a394f6c [ 456.155105][ T27] R13: 00007ffff0b6a51f R14: 00007fad199f7300 R15: 0000000000022000 [ 456.163109][ T27] [ 456.163109][ T27] Showing all locks held in the system: [ 456.172460][ T27] 1 lock held by khungtaskd/27: [ 456.180076][ T27] #0: ffffffff8ab75d40 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 456.191071][ T27] 3 locks held by kworker/u4:2/148: [ 456.197450][ T27] #0: ffff8880b9f31a98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2b/0x120 [ 456.209336][ T27] #1: ffff8880b9f1f9c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x16a/0x480 [ 456.222403][ T27] #2: ffff888078184858 (key#16){+...}-{2:2}, at: batadv_nc_purge_paths+0xc0/0x2d0 [ 456.232993][ T27] 1 lock held by in:imklog/6169: [ 456.239518][ T27] [ 456.242230][ T27] ============================================= [ 456.242230][ T27] [ 456.251870][ T27] NMI backtrace for cpu 0 [ 456.256551][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc7-syzkaller #0 [ 456.265030][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.275726][ T27] Call Trace: [ 456.279077][ T27] dump_stack_lvl+0x57/0x7d [ 456.283792][ T27] nmi_cpu_backtrace.cold+0x30/0xc0 [ 456.289219][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 456.294568][ T27] nmi_trigger_cpumask_backtrace+0x11a/0x160 [ 456.301029][ T27] watchdog+0x88c/0xbf0 [ 456.305263][ T27] ? reset_hung_task_detector+0x20/0x20 [ 456.311290][ T27] kthread+0x38b/0x460 [ 456.315345][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 456.320541][ T27] ? set_kthread_struct+0x100/0x100 [ 456.325997][ T27] ret_from_fork+0x1f/0x30 [ 456.331457][ T27] Sending NMI from CPU 0 to CPUs 1: [ 456.337065][ C1] NMI backtrace for cpu 1 [ 456.337072][ C1] CPU: 1 PID: 9148 Comm: kworker/u4:7 Not tainted 5.15.0-rc7-syzkaller #0 [ 456.337079][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.337083][ C1] Workqueue: phy11 ieee80211_iface_work [ 456.337162][ C1] RIP: 0010:lock_is_held_type+0xfd/0x140 [ 456.337172][ C1] Code: 00 00 b8 ff ff ff ff 65 0f c1 05 9e b7 96 77 83 f8 01 75 29 9c 58 f6 c4 02 75 3d 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 45 31 ed eb b9 0f 0b 48 [ 456.337177][ C1] RSP: 0018:ffffc9000d2efbc8 EFLAGS: 00000282 [ 456.337182][ C1] RAX: 0000000000000046 RBX: 0000000000000002 RCX: 0000000000000001 [ 456.337185][ C1] RDX: 0000000000000000 RSI: ffffffff88cb3d40 RDI: ffffffff891fdca0 [ 456.337188][ C1] RBP: ffffffff8ab75c80 R08: 0000000000000000 R09: ffff8880b9f32a4b [ 456.337191][ C1] R10: ffffed10173e6549 R11: 0000000000000000 R12: ffff888072c8e2c0 [ 456.337194][ C1] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff888072c8ed08 [ 456.337198][ C1] FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 [ 456.337204][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 456.337207][ C1] CR2: 00007f305e186020 CR3: 000000000a88e000 CR4: 00000000003506e0 [ 456.337210][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 456.337212][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 456.337216][ C1] Call Trace: [ 456.337219][ C1] rcu_read_lock_sched_held+0x3a/0x70 [ 456.337227][ C1] kfree+0x1b0/0x2c0 [ 456.337232][ C1] skb_release_data+0x500/0x640 [ 456.337267][ C1] ? ieee80211_iface_work+0x2a6/0x970 [ 456.337271][ C1] kfree_skb+0xe0/0x2c0 [ 456.337275][ C1] ieee80211_iface_work+0x2a6/0x970 [ 456.337280][ C1] process_one_work+0x87f/0x1450 [ 456.337288][ C1] ? lock_release+0x720/0x720 [ 456.337293][ C1] ? pwq_dec_nr_in_flight+0x230/0x230 [ 456.337299][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 456.337304][ C1] ? _raw_spin_lock_irq+0x41/0x50 [ 456.337311][ C1] worker_thread+0x598/0x1040 [ 456.337317][ C1] ? process_one_work+0x1450/0x1450 [ 456.337322][ C1] kthread+0x38b/0x460 [ 456.337327][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 456.337331][ C1] ? set_kthread_struct+0x100/0x100 [ 456.337336][ C1] ret_from_fork+0x1f/0x30 [ 456.353375][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 456.581122][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc7-syzkaller #0 [ 456.589822][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.600115][ T27] Call Trace: [ 456.603551][ T27] dump_stack_lvl+0x57/0x7d [ 456.608076][ T27] panic+0x214/0x49f [ 456.611980][ T27] ? __warn_printk+0xee/0xee [ 456.616732][ T27] ? lapic_can_unplug_cpu+0x80/0x80 [ 456.622261][ T27] ? preempt_schedule_thunk+0x16/0x18 [ 456.627706][ T27] watchdog.cold+0x111/0x157 [ 456.632402][ T27] ? reset_hung_task_detector+0x20/0x20 [ 456.638123][ T27] kthread+0x38b/0x460 [ 456.642193][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 456.647455][ T27] ? set_kthread_struct+0x100/0x100 [ 456.652748][ T27] ret_from_fork+0x1f/0x30 [ 456.657656][ T27] Kernel Offset: disabled [ 456.662258][ T27] Rebooting in 86400 seconds..