ntfs: (device loop5): parse_options(): Unrecognized mount option mft_zo›°ãuîq‰pV'. INFO: task kworker/0:0:5 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. ntfs: (device loop5): parse_options(): The gid option requires an argument. kworker/0:0 D25816 5 2 0x80000000 Workqueue: usb_hub_wq hub_event 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 usb_kill_urb.part.0+0x197/0x220 drivers/usb/core/urb.c:697 usb_kill_urb+0x7c/0x90 drivers/usb/core/urb.c:692 usb_start_wait_urb+0x252/0x4c0 drivers/usb/core/message.c:63 nvme_fabrics: unknown parameter or missing value '( ÿÿÿÿÿÿ' in ctrl creation request ntfs: (device loop5): parse_options(): Unrecognized mount option mft_zo›°ãuîq‰pV'. usb_internal_control_msg drivers/usb/core/message.c:101 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152 ntfs: (device loop5): parse_options(): The gid option requires an argument. hub_port_init+0x12dc/0x3120 drivers/usb/core/hub.c:4704 nvme_fabrics: unknown parameter or missing value '( ÿÿÿÿÿÿ' in ctrl creation request ntfs: (device loop5): parse_options(): Unrecognized mount option mft_zo›°ãuîq‰pV'. hub_port_connect drivers/usb/core/hub.c:5070 [inline] hub_port_connect_change drivers/usb/core/hub.c:5253 [inline] port_event drivers/usb/core/hub.c:5361 [inline] hub_event+0x1ccd/0x44a0 drivers/usb/core/hub.c:5441 ntfs: (device loop5): parse_options(): The gid option requires an argument. process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Showing all locks held in the system: 5 locks held by kworker/0:0/5: nvme_fabrics: unknown parameter or missing value '( ÿÿÿÿÿÿ' in ctrl creation request ntfs: (device loop5): parse_options(): Unrecognized mount option mft_zo›°ãuîq‰pV'. #0: 000000006f83a46c ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 0000000059c99aea ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 000000003e840e68 (&dev->mutex){....}, at: device_lock include/linux/device.h:1174 [inline] #2: 000000003e840e68 (&dev->mutex){....}, at: hub_event+0x11e/0x44a0 drivers/usb/core/hub.c:5387 #3: 00000000db0f455e (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2983 [inline] #3: 00000000db0f455e (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5069 [inline] #3: 00000000db0f455e (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5253 [inline] #3: 00000000db0f455e (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5361 [inline] #3: 00000000db0f455e (&port_dev->status_lock){+.+.}, at: hub_event+0x1cb8/0x44a0 drivers/usb/core/hub.c:5441 #4: 00000000648c885b (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x3120 drivers/usb/core/hub.c:4578 1 lock held by khungtaskd/1571: #0: 000000008af6b174 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7823: #0: 00000000414b450d (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 3 locks held by kworker/u4:14/30961: 2 locks held by systemd-udevd/25746: 1 lock held by syz-executor.5/31085: 2 locks held by syz-executor.2/31108: ntfs: (device loop5): parse_options(): The gid option requires an argument. #0: 00000000f725ac5b (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #0: 00000000f725ac5b (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 #1: 000000008af6b174 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline] #1: 000000008af6b174 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857 1 lock held by syz-executor.5/31140: ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1571 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 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: 4693 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__preempt_count_add arch/x86/include/asm/preempt.h:76 [inline] RIP: 0010:rcu_read_lock_sched_notrace include/linux/rcupdate.h:749 [inline] RIP: 0010:trace_rcu_utilization include/trace/events/rcu.h:21 [inline] RIP: 0010:rcu_note_context_switch+0x50e/0x1690 kernel/rcu/tree.c:435 Code: 80 3c 28 00 0f 85 0a 0c 00 00 4c 8b 65 00 4d 85 e4 75 c1 65 ff 0d f2 0b b0 7e 0f 85 11 fb ff ff e8 c9 69 ae ff e9 07 fb ff ff <65> ff 05 db 0b b0 7e 48 c7 c0 08 df 0e 8b 48 ba 00 00 00 00 00 fc RSP: 0018:ffff8880a080fa80 EFLAGS: 00000097 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff8880a080fbd0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880a08005c0 R13: 000000000002b0c0 R14: ffff8880a0808000 R15: ffff8880ba12b0c0 FS: 00007fa825f128c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa82355e000 CR3: 00000000a0e18000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __schedule+0x1f1/0x2040 kernel/sched/core.c:3445 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_hrtimeout_range_clock+0x33e/0x390 kernel/time/hrtimer.c:2002 ep_poll+0xabb/0xcb0 fs/eventpoll.c:1817 do_epoll_wait+0x1aa/0x200 fs/eventpoll.c:2190 __do_sys_epoll_wait fs/eventpoll.c:2200 [inline] __se_sys_epoll_wait fs/eventpoll.c:2197 [inline] __x64_sys_epoll_wait+0x93/0xf0 fs/eventpoll.c:2197 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fa8251db2e3 Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 29 54 2b 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 0b c2 00 00 48 89 04 24 RSP: 002b:00007ffec06fa178 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000558117f391e0 RCX: 00007fa8251db2e3 RDX: 0000000000000013 RSI: 00007ffec06fa180 RDI: 0000000000000008 RBP: 00007ffec06fa370 R08: 00007ffec0789000 R09: 000001545e360341 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffec06fa180 R13: 0000000000000001 R14: ffffffffffffffff R15: 0005ecfd9fbc96ec