ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 Bluetooth: hci1: command 0x0406 tx timeout INFO: task syz-executor.0:14748 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.0 D28624 14748 8130 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 device_lock include/linux/device.h:1174 [inline] usbdev_release+0x83/0x420 drivers/usb/core/devio.c:1049 __fput+0x2ce/0x890 fs/file_table.c:278 task_work_run+0x148/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fc86e65cd4b Code: Bad RIP value. RSP: 002b:00007fff250bfcb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007fc86e65cd4b RDX: 00007fc86e7d9590 RSI: ffffffffffffffff RDI: 0000000000000004 RBP: 00007fc86e7be960 R08: 0000000000000000 R09: 00007fc86e7d9598 R10: 00007fff250bfdb0 R11: 0000000000000293 R12: 000000000009db76 R13: 00007fff250bfdb0 R14: 00007fc86e7bcf60 R15: 0000000000000032 Showing all locks held in the system: 1 lock held by khungtaskd/1556: #0: 000000008a6db5d5 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 2 locks held by systemd-journal/4684: 1 lock held by in:imklog/7773: #0: 00000000c415a64c (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 3 locks held by rs:main Q:Reg/7774: 2 locks held by login/7760: #0: 000000004eb9ee0e (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272 #1: 00000000e1ce8334 (&tty->atomic_write_lock){+.+.}, at: tty_write_lock drivers/tty/tty_io.c:886 [inline] #1: 00000000e1ce8334 (&tty->atomic_write_lock){+.+.}, at: do_tty_write drivers/tty/tty_io.c:909 [inline] #1: 00000000e1ce8334 (&tty->atomic_write_lock){+.+.}, at: tty_write+0x24e/0x810 drivers/tty/tty_io.c:1044 3 locks held by kworker/u4:9/10649: #0: 0000000020e3318a (&rq->lock){-.-.}, at: idle_balance kernel/sched/fair.c:9702 [inline] #0: 0000000020e3318a (&rq->lock){-.-.}, at: pick_next_task_fair+0x556/0x1570 kernel/sched/fair.c:6841 #1: 000000008a6db5d5 (rcu_read_lock){....}, at: cpu_of kernel/sched/sched.h:923 [inline] #1: 000000008a6db5d5 (rcu_read_lock){....}, at: __update_idle_core+0x39/0x3e0 kernel/sched/fair.c:6057 #2: 0000000020e3318a (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #2: 0000000020e3318a (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 3 locks held by kworker/u4:12/12972: #0: 0000000020e3318a (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #0: 0000000020e3318a (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 #1: 000000008a6db5d5 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline] #1: 000000008a6db5d5 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857 #2: 000000001e80107f (&wdev->mtx){+.+.}, at: sdata_lock net/mac80211/ieee80211_i.h:977 [inline] #2: 000000001e80107f (&wdev->mtx){+.+.}, at: ieee80211_ibss_work+0x85/0xe10 net/mac80211/ibss.c:1675 5 locks held by kworker/0:2/9224: #0: 00000000c89b5b81 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 000000001a87ceda ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 00000000a4e50b35 (&dev->mutex){....}, at: device_lock include/linux/device.h:1174 [inline] #2: 00000000a4e50b35 (&dev->mutex){....}, at: hub_event+0x11e/0x44a0 drivers/usb/core/hub.c:5387 #3: 00000000881e4936 (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2983 [inline] #3: 00000000881e4936 (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5069 [inline] #3: 00000000881e4936 (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5253 [inline] #3: 00000000881e4936 (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5361 [inline] #3: 00000000881e4936 (&port_dev->status_lock){+.+.}, at: hub_event+0x1cb8/0x44a0 drivers/usb/core/hub.c:5441 #4: 00000000e8fd0199 (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x3120 drivers/usb/core/hub.c:4578 1 lock held by syz-executor.0/14748: #0: 00000000a4e50b35 (&dev->mutex){....}, at: device_lock include/linux/device.h:1174 [inline] #0: 00000000a4e50b35 (&dev->mutex){....}, at: usbdev_release+0x83/0x420 drivers/usb/core/devio.c:1049 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1556 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4684 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:compound_head include/linux/page-flags.h:145 [inline] RIP: 0010:virt_to_head_page include/linux/mm.h:667 [inline] RIP: 0010:qlink_to_cache mm/kasan/quarantine.c:127 [inline] RIP: 0010:qlist_free_all+0xd4/0x140 mm/kasan/quarantine.c:163 Code: 49 89 ee 0f 85 75 ff ff ff 48 89 df e8 c5 eb 92 ff 48 b9 00 00 00 00 00 ea ff ff 48 c1 e8 0c 48 c1 e0 06 48 01 c8 48 8b 50 08 <48> 8d 4a ff 83 e2 01 48 0f 45 c1 4c 8b 70 18 e9 40 ff ff ff e8 a3 RSP: 0018:ffff8880a1037b18 EFLAGS: 00000282 RAX: ffffea0002aae680 RBX: ffff8880aab9abd0 RCX: ffffea0000000000 RDX: ffffea00028d5088 RSI: ffffffff812b5eca RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000007 R11: 0000000000000000 R12: ffff8880aab9abd0 R13: ffff8880a1037b50 R14: 0000000000000000 R15: 0000000000000286 FS: 00007ff111e768c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff10ef9a000 CR3: 00000000a107f000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: quarantine_reduce+0x1a9/0x230 mm/kasan/quarantine.c:259 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc mm/slab.c:3397 [inline] kmem_cache_alloc+0x110/0x370 mm/slab.c:3557 getname_flags+0xce/0x590 fs/namei.c:140 do_sys_open+0x26c/0x520 fs/open.c:1079 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7ff111405840 Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 RSP: 002b:00007ffe8d2b3328 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007ffe8d2b3630 RCX: 00007ff111405840 RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 00005603c7ab7f70 RBP: 000000000000000d R08: 0000000000000000 R09: 00000000ffffffff R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff R13: 00005603c7aab040 R14: 00007ffe8d2b35f0 R15: 00005603c7ab7d90 ---------------- Code disassembly (best guess): 0: 49 89 ee mov %rbp,%r14 3: 0f 85 75 ff ff ff jne 0xffffff7e 9: 48 89 df mov %rbx,%rdi c: e8 c5 eb 92 ff callq 0xff92ebd6 11: 48 b9 00 00 00 00 00 movabs $0xffffea0000000000,%rcx 18: ea ff ff 1b: 48 c1 e8 0c shr $0xc,%rax 1f: 48 c1 e0 06 shl $0x6,%rax 23: 48 01 c8 add %rcx,%rax 26: 48 8b 50 08 mov 0x8(%rax),%rdx * 2a: 48 8d 4a ff lea -0x1(%rdx),%rcx <-- trapping instruction 2e: 83 e2 01 and $0x1,%edx 31: 48 0f 45 c1 cmovne %rcx,%rax 35: 4c 8b 70 18 mov 0x18(%rax),%r14 39: e9 40 ff ff ff jmpq 0xffffff7e 3e: e8 .byte 0xe8 3f: a3 .byte 0xa3