rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2706 jiffies s: 253589 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 24747 Comm: kworker/1:5 Not tainted 6.10.0-rc3-next-20240611-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: events nsim_dev_trap_report_work RIP: 0010:delay_tsc+0x5c/0xe0 arch/x86/lib/delay.c:79 Code: 90 48 89 d5 48 c1 e5 20 48 09 c5 48 29 dd 4c 39 f5 73 67 bf 01 00 00 00 e8 c1 a0 db f5 65 8b 05 72 04 7d 74 85 c0 74 2f f3 90 01 00 00 00 e8 0a 9f db f5 e8 15 f5 03 00 41 39 c7 75 20 0f 01 RSP: 0018:ffffc90000a16938 EFLAGS: 00000006 RAX: 0000000000010306 RBX: 000002a2a25c49cd RCX: 0000000000010307 RDX: 00000000000002a2 RSI: ffffffff8c200740 RDI: 0000000000000001 RBP: 00000000000001a7 R08: ffffffff853e50e4 R09: 1ffff11003f01046 R10: dffffc0000000000 R11: ffffffff8b86d140 R12: dffffc0000000000 R13: ffffffff94803bf0 R14: 0000000000000899 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31a2a000 CR3: 00000000663f6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: wait_for_lsr drivers/tty/serial/8250/8250_port.c:2074 [inline] serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3315 [inline] serial8250_console_write+0x1328/0x1ed0 drivers/tty/serial/8250/8250_port.c:3393 console_emit_next_record kernel/printk/printk.c:2975 [inline] console_flush_all+0x880/0xf50 kernel/printk/printk.c:3047 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118 vprintk_emit+0x7a1/0x900 kernel/printk/printk.c:2420 dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4909 dev_printk_emit+0xdd/0x120 drivers/base/core.c:4920 _dev_warn+0x122/0x170 drivers/base/core.c:4976 usb_rx_callback_intf0+0x15a/0x1a0 drivers/media/rc/imon.c:1768 __usb_hcd_giveback_urb+0x42c/0x6e0 drivers/usb/core/hcd.c:1650 dummy_timer+0x830/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1987 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1751 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x794/0x2a00 arch/x86/kernel/unwind_orc.c:512 Code: 89 d8 48 c1 e8 03 42 0f b6 04 28 84 c0 4d 89 f7 0f 85 5b 1a 00 00 0f b7 5d 00 c1 eb 0b 80 e3 01 48 8b 44 24 78 42 0f b6 04 28 <84> c0 4c 8b 74 24 48 0f 85 5e 1a 00 00 88 1a 48 89 6c 24 28 0f b7 RSP: 0018:ffffc90000a17a08 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff888012643c00 RDX: ffffc90000a17b15 RSI: ffffffff8e1a1160 RDI: 0000000000000002 RBP: ffffffff90c5cf12 R08: 0000000000000003 R09: ffffffff8140e6b2 R10: 0000000000000002 R11: ffff888012643c00 R12: ffffffff90218b24 R13: dffffc0000000000 R14: 1ffff92000142f5c R15: 1ffff92000142f5c arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2214 [inline] slab_free mm/slub.c:4455 [inline] kfree+0x149/0x360 mm/slub.c:4576 ieee80211_inform_bss+0xbb2/0x1080 net/mac80211/scan.c:160 rdev_inform_bss net/wireless/rdev-ops.h:418 [inline] cfg80211_inform_single_bss_data+0x1121/0x2360 net/wireless/scan.c:2293 cfg80211_inform_bss_data+0x3dd/0x5a70 net/wireless/scan.c:3117 cfg80211_inform_bss_frame_data+0x3bc/0x720 net/wireless/scan.c:3207 ieee80211_bss_info_update+0x8a7/0xbc0 net/mac80211/scan.c:226 ieee80211_scan_rx+0x526/0x9c0 net/mac80211/scan.c:340 __ieee80211_rx_handle_packet net/mac80211/rx.c:5222 [inline] ieee80211_rx_list+0x2b00/0x3780 net/mac80211/rx.c:5459 ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5482 ieee80211_rx include/net/mac80211.h:5132 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:438 tasklet_action_common+0x321/0x4d0 kernel/softirq.c:785 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x1a80/0x2a00 arch/x86/kernel/unwind_orc.c:648 Code: e8 a5 4d 52 00 49 89 df 48 8b 2c 24 e9 f2 02 00 00 48 8b 7c 24 18 48 8d 5f 02 48 83 c7 03 48 89 d8 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 36 0e 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0 RSP: 0018:ffffc90009b475a8 EFLAGS: 00000a06 RAX: 0000000000000000 RBX: ffffffff90890562 RCX: 0000000000000000 RDX: 0000000000000003 RSI: ffffffff8e1a1200 RDI: ffffffff90890563 RBP: ffffffff90890564 R08: 0000000000000005 R09: ffffffff8140f95f R10: 0000000000000003 R11: ffff888012643c00 R12: ffffc90009b47bb8 R13: dffffc0000000000 R14: ffffc90009b476d0 R15: 1ffff92001368ed0 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object+0xe0/0x150 mm/kasan/common.c:240 __kasan_slab_free+0x37/0x60 mm/kasan/common.c:256 kasan_slab_free include/linux/kasan.h:184 [inline] slab_free_hook mm/slub.c:2214 [inline] slab_free mm/slub.c:4455 [inline] kmem_cache_free+0x145/0x350 mm/slub.c:4530 nsim_dev_trap_report drivers/net/netdevsim/dev.c:821 [inline] nsim_dev_trap_report_work+0x765/0xaa0 drivers/net/netdevsim/dev.c:850 process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored DEBUG: waiting rtnl_mutex for 2789 jiffies. imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored task:kworker/0:15 state:D stack:19320 pid:24773 tgid:24773 ppid:2 flags:0x00004000 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Workqueue: events linkwatch_event imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Call Trace: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored context_switch kernel/sched/core.c:5192 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6529 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored linkwatch_event+0xe/0x60 net/core/link_watch.c:276 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored kthread+0x2f0/0x390 kernel/kthread.c:389 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored DEBUG: waiting rtnl_mutex for 2598 jiffies. imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored task:kworker/u8:8 state:D imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored stack:20496 pid:2823 tgid:2823 ppid:2 flags:0x00004000 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Workqueue: ipv6_addrconf addrconf_verify_work imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Call Trace: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored context_switch kernel/sched/core.c:5192 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6529 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored kthread+0x2f0/0x390 kernel/kthread.c:389 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Showing all locks held in the system: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u8:6/1104: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u8:8/2823: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88802a22a948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ((wq_completion)ipv6_addrconf imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009c07d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (work_completion)(&(&net->ipv6.addr_chk_work)->work) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by getty/4851: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88802abc50a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &tty->ldisc_sem imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){++++}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: ffffc900031332f0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &ldata->atomic_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2211 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by syz-fuzzer/5098: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 5 locks held by kworker/1:8/8238: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 10 locks held by kworker/1:5/24747: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/0:15/24773: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff888015080948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)events imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009a27d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (linkwatch_work).work imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 1 lock held by syz-executor.1/27462: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 1 lock held by syz-executor.1/27507: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e33a878 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rcu_state.exp_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: exp_funnel_lock kernel/rcu/tree_exp.h:297 [inline] , at: synchronize_rcu_expedited+0x381/0x830 kernel/rcu/tree_exp.h:959 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 6 locks held by kworker/u8:3/28411: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff888015089148 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ((wq_completion)events_unbound imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc9000c627d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ((work_completion)(&rdev->wiphy_work) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff888053c28768 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &rdev->wiphy.mtx imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: wiphy_lock include/net/cfg80211.h:5966 [inline] , at: cfg80211_wiphy_work+0xd9/0x490 net/wireless/core.c:426 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #3: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90000007ca0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (net/core/rtnetlink.c:82 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.-.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: call_timer_fn+0xc0/0x650 kernel/time/timer.c:1789 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #4: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e3354a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rcu_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){....}-{1:2} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline] , at: rcu_read_lock include/linux/rcupdate.h:838 [inline] , at: report_rtnl_holders+0x20/0x2d0 net/core/rtnetlink.c:95 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #5: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e3354a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rcu_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){....}-{1:2} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline] , at: rcu_read_lock include/linux/rcupdate.h:838 [inline] , at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6689 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by syz-executor.3/31574: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: rtnetlink_rcv_msg+0x839/0x1170 net/core/rtnetlink.c:6724 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e33a878 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rcu_state.exp_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] , at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:959 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 1 lock held by syz-executor.0/31580: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88801cbdeb60 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (&lo->lo_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: loop_set_status+0x2a/0x900 drivers/block/loop.c:1265 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ============================================= imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored DEBUG: waiting rtnl_mutex for 3127 jiffies. imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored task:kworker/0:15 state:D stack:19320 pid:24773 tgid:24773 ppid:2 flags:0x00004000 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Workqueue: events linkwatch_event imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Call Trace: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored context_switch kernel/sched/core.c:5192 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6529 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored linkwatch_event+0xe/0x60 net/core/link_watch.c:276 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored kthread+0x2f0/0x390 kernel/kthread.c:389 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored DEBUG: waiting rtnl_mutex for 2936 jiffies. imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored task:kworker/u8:8 state:D imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored stack:20496 pid:2823 tgid:2823 ppid:2 flags:0x00004000 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Workqueue: ipv6_addrconf addrconf_verify_work imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Call Trace: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored context_switch kernel/sched/core.c:5192 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6529 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored kthread+0x2f0/0x390 kernel/kthread.c:389 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Showing all locks held in the system: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u9:0/54: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88806e693148 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)hci5 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90000be7d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (work_completion)(&hdev->power_on) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88807bcb8d88 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &hdev->req_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: hci_dev_do_open net/bluetooth/hci_core.c:483 [inline] , at: hci_power_on+0x1bf/0x6b0 net/bluetooth/hci_core.c:1009 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u8:8/2823: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88802a22a948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)ipv6_addrconf imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009c07d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (work_completion)(&(&net->ipv6.addr_chk_work)->work) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by getty/4851: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88802abc50a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (&tty->ldisc_sem imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){++++}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc900031332f0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &ldata->atomic_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2211 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u9:3/5125: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88806e694948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)hci6 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc9000359fd00 ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (work_completion)(&hdev->power_on) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88806208cd88 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &hdev->req_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: hci_dev_do_open net/bluetooth/hci_core.c:483 [inline] , at: hci_power_on+0x1bf/0x6b0 net/bluetooth/hci_core.c:1009 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 5 locks held by kworker/1:8/8238: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 5 locks held by kworker/u9:1/16544: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88806e694148 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)hci6 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009bd7d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (work_completion)(&hdev->rx_work) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90000007c00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored net/core/rtnetlink.c:82 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.-.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: call_timer_fn+0xc0/0x650 kernel/time/timer.c:1789 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #3: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e3354a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rcu_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){....}-{1:2} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline] , at: rcu_read_lock include/linux/rcupdate.h:838 [inline] , at: report_rtnl_holders+0x20/0x2d0 net/core/rtnetlink.c:95 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #4: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e3354a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (rcu_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){....}-{1:2} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: rcu_lock_acquire include/linux/rcupdate.h:326 [inline] , at: rcu_read_lock include/linux/rcupdate.h:838 [inline] , at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6689 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 12 locks held by kworker/1:5/24747: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/0:15/24773: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff888015080948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)events imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009a27d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (linkwatch_work).work imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by kworker/u9:4/25490: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 1 lock held by syz-executor.1/27507: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e33a878 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rcu_state.exp_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: exp_funnel_lock kernel/rcu/tree_exp.h:297 [inline] , at: synchronize_rcu_expedited+0x381/0x830 kernel/rcu/tree_exp.h:959 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u8:3/28411: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by syz-executor.3/31574: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: rtnetlink_rcv_msg+0x839/0x1170 net/core/rtnetlink.c:6724 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8e33a878 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (rcu_state.exp_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] , at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:959 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 1 lock held by syz-executor.0/31580: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88801cbdeb60 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &lo->lo_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: loop_set_status+0x2a/0x900 drivers/block/loop.c:1265 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ============================================= imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored DEBUG: waiting rtnl_mutex for 3502 jiffies. imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored task:kworker/0:15 state:D stack:19320 pid:24773 tgid:24773 ppid:2 flags:0x00004000 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Workqueue: events linkwatch_event imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Call Trace: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored context_switch kernel/sched/core.c:5192 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6529 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored linkwatch_event+0xe/0x60 net/core/link_watch.c:276 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored kthread+0x2f0/0x390 kernel/kthread.c:389 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored DEBUG: waiting rtnl_mutex for 3311 jiffies. imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored task:kworker/u8:8 state:D imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored stack:20496 pid:2823 tgid:2823 ppid:2 flags:0x00004000 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Workqueue: ipv6_addrconf addrconf_verify_work imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Call Trace: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored context_switch kernel/sched/core.c:5192 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6529 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6678 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored kthread+0x2f0/0x390 kernel/kthread.c:389 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored Showing all locks held in the system: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/u8:8/2823: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88802a22a948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ((wq_completion)ipv6_addrconf imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009c07d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ((work_completion)(&(&net->ipv6.addr_chk_work)->work) imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 2 locks held by getty/4851: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff88802abc50a0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &tty->ldisc_sem imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){++++}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc900031332f0 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored &ldata->atomic_read_lock imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2211 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 5 locks held by kworker/1:8/8238: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 10 locks held by kworker/1:5/24747: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 3 locks held by kworker/0:15/24773: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffff888015080948 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (wq_completion)events imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3223 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #1: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffc90009a27d00 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored (linkwatch_work).work imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{0:0} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: process_one_work kernel/workqueue.c:3224 [inline] , at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3329 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #2: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ffffffff8f5ef4c8 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ( imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored rtnl_mutex imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored ){+.+.}-{3:3} imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored , at: linkwatch_event+0xe/0x60 net/core/link_watch.c:276 imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored 1 lock held by syz-executor.1/27507: imon 1-1:0.0: imon usb_rx_callback_intf0: status(-71): ignored #0: