hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 INFO: task syz-executor305:8241 blocked for more than 140 seconds. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Not tainted 4.19.211-syzkaller #0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 syz-executor305 D28648 8241 8104 0x00000004 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Call Trace: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline] _synchronize_rcu_expedited+0x60c/0x6f0 kernel/rcu/tree_exp.h:667 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 synchronize_rcu_bh_expedited include/linux/rcutree.h:71 [inline] synchronize_rcu_bh+0xc1/0x160 kernel/rcu/tree.c:3193 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 vhost_net_release+0x13d/0x210 drivers/vhost/net.c:1178 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 __fput+0x2ce/0x890 fs/file_table.c:278 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 task_work_run+0x148/0x1c0 kernel/task_work.c:113 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 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 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 entry_SYSCALL_64_after_hwframe+0x49/0xbe hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RIP: 0033:0x7f0b55b9b793 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Code: Bad RIP value. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RSP: 002b:00007fff65c9ae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0b55b9b793 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RDX: 0000000000000000 RSI: 0000000020001880 RDI: 0000000000000004 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 R10: 0000000004000004 R11: 0000000000000246 R12: 00007fff65c9aed0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 R13: 00007fff65c9aec0 R14: 00007fff65c9aeb0 R15: 0000000000000000 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 INFO: task syz-executor305:8242 blocked for more than 140 seconds. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Not tainted 4.19.211-syzkaller #0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 syz-executor305 D28648 8242 8107 0x00000004 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Call Trace: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline] _synchronize_rcu_expedited+0x60c/0x6f0 kernel/rcu/tree_exp.h:667 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 synchronize_rcu_bh_expedited include/linux/rcutree.h:71 [inline] synchronize_rcu_bh+0xc1/0x160 kernel/rcu/tree.c:3193 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 vhost_net_release+0x13d/0x210 drivers/vhost/net.c:1178 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 __fput+0x2ce/0x890 fs/file_table.c:278 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 task_work_run+0x148/0x1c0 kernel/task_work.c:113 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 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 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 entry_SYSCALL_64_after_hwframe+0x49/0xbe hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RIP: 0033:0x7f0b55b9b793 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Code: Bad RIP value. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RSP: 002b:00007fff65c9ae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0b55b9b793 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RDX: 0000000000000000 RSI: 0000000020001880 RDI: 0000000000000004 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 R10: 0000000004000004 R11: 0000000000000246 R12: 00007fff65c9aed0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 R13: 00007fff65c9aec0 R14: 00007fff65c9aeb0 R15: 0000000000000000 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 INFO: task syz-executor305:8243 blocked for more than 140 seconds. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Not tainted 4.19.211-syzkaller #0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 syz-executor305 D28648 8243 8109 0x00000004 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Call Trace: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 exp_funnel_lock kernel/rcu/tree_exp.h:320 [inline] _synchronize_rcu_expedited+0x60c/0x6f0 kernel/rcu/tree_exp.h:667 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 synchronize_rcu_bh_expedited include/linux/rcutree.h:71 [inline] synchronize_rcu_bh+0xc1/0x160 kernel/rcu/tree.c:3193 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 vhost_net_release+0x13d/0x210 drivers/vhost/net.c:1178 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 __fput+0x2ce/0x890 fs/file_table.c:278 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 task_work_run+0x148/0x1c0 kernel/task_work.c:113 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 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 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 entry_SYSCALL_64_after_hwframe+0x49/0xbe hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RIP: 0033:0x7f0b55b9b793 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Code: Bad RIP value. hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RSP: 002b:00007fff65c9ae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f0b55b9b793 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RDX: 0000000000000000 RSI: 0000000020001880 RDI: 0000000000000004 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 R10: 0000000004000004 R11: 0000000000000246 R12: 00007fff65c9aed0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 R13: 00007fff65c9aec0 R14: 00007fff65c9aeb0 R15: 0000000000000000 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Showing all locks held in the system: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 1 lock held by khungtaskd/1570: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 #0: 000000003458d367 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 6 locks held by kworker/1:2/3460: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 1 lock held by in:imklog/7798: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 1 lock held by syz-executor305/8231: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 #0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] #0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x256/0x6f0 kernel/rcu/tree_exp.h:667 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 1 lock held by syz-executor305/8264: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 #0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] #0: 00000000dd4d0d64 (rcu_sched_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x256/0x6f0 kernel/rcu/tree_exp.h:667 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 ============================================= hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 NMI backtrace for cpu 0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 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 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 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 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 Sending NMI from CPU 0 to CPUs 1: hid-generic 0009:0000:FFFFFFC0.0006: unknown main item tag 0x0 NMI backtrace for cpu 1 CPU: 1 PID: 3460 Comm: kworker/1:2 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Workqueue: events uhid_device_add_worker RIP: 0010:number+0x46c/0xa90 lib/vsprintf.c:505 Code: e0 4c 89 e2 48 be 00 00 00 00 00 fc ff df 48 c1 e8 03 83 e2 07 0f b6 04 30 38 d0 7f 08 84 c0 0f 85 fe 05 00 00 41 c6 04 24 20 ef 80 72 f9 83 eb 01 31 ff 49 83 c4 01 89 de e8 4f 82 72 f9 83 RSP: 0018:ffff8880a9fd7000 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff87f00439 RDX: 0000000000000001 RSI: dffffc0000000000 RDI: 0000000000000005 RBP: 0000000000000002 R08: 0000000000000009 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffffffff8d202321 R13: 0000000000000003 R14: ffffffffffffffff R15: ffffffff8d202321 FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6a840051b8 CR3: 00000000a194c000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vsnprintf+0xf07/0x14f0 lib/vsprintf.c:2385 sprintf+0xc0/0x100 lib/vsprintf.c:2521 print_time kernel/printk/printk.c:1264 [inline] print_prefix+0x265/0x3f0 kernel/printk/printk.c:1287 msg_print_text+0xcd/0x1c0 kernel/printk/printk.c:1314 console_unlock+0x321/0x1110 kernel/printk/printk.c:2434 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 dev_vprintk_emit+0x2e3/0x640 drivers/base/core.c:3264 dev_printk_emit+0xbb/0xf0 drivers/base/core.c:3275 __dev_printk+0x108/0x260 drivers/base/core.c:3287 _dev_warn+0xd8/0x110 drivers/base/core.c:3331 hid_parser_main+0x65d/0xb60 drivers/hid/hid-core.c:629 hid_open_report+0x355/0x6e0 drivers/hid/hid-core.c:1089 hid_parse include/linux/hid.h:1032 [inline] hid_generic_probe+0x4a/0x90 drivers/hid/hid-generic.c:66 hid_device_probe+0x29e/0x3d0 drivers/hid/hid-core.c:2105 really_probe+0x622/0xbd0 drivers/base/dd.c:506 driver_probe_device+0x218/0x340 drivers/base/dd.c:667 __device_attach_driver+0x29e/0x370 drivers/base/dd.c:754 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:464 __device_attach+0x226/0x470 drivers/base/dd.c:822 bus_probe_device+0x1ea/0x2a0 drivers/base/bus.c:524 device_add+0xb37/0x16d0 drivers/base/core.c:2170 hid_add_device+0x344/0x9e0 drivers/hid/hid-core.c:2257 uhid_device_add_worker+0x3a/0x150 drivers/hid/uhid.c:65 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