rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5891 jiffies s: 11769 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fad0aae223c NMI backtrace for cpu 0 CPU: 0 PID: 13811 Comm: syz-executor.1 Not tainted 6.8.0-rc6-syzkaller-00190-ga788e53c05ae #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__sanitizer_cov_trace_switch+0x4f/0x90 kernel/kcov.c:341 Code: 83 f8 10 75 2f 41 bd 03 00 00 00 4c 8b 75 00 31 db 4d 85 f6 74 1e 48 8b 74 dd 10 4c 89 e2 4c 89 ef 48 83 c3 01 48 8b 4c 24 28 2c fe ff ff 49 39 de 75 e2 5b 5d 41 5c 41 5d 41 5e c3 48 83 f8 RSP: 0018:ffffc90000006eb8 EFLAGS: 00000006 RAX: 0000000000000000 RBX: 0000000000000009 RCX: ffffffff864fb82e RDX: 0000000000000075 RSI: 0000000000000075 RDI: 0000000000000001 RBP: ffffffff87523520 R08: 0000000000000001 R09: 0000000000000073 R10: 0000000000000075 R11: 0000000000340628 R12: 0000000000000075 R13: 0000000000000001 R14: 000000000000000a R15: 0000000000000005 FS: 0000555556c98480(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30623000 CR3: 00000001130f3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: format_decode+0x46e/0xba0 lib/vsprintf.c:2634 vsnprintf+0x13d/0x1870 lib/vsprintf.c:2776 sprintf+0xcd/0x100 lib/vsprintf.c:3028 print_time kernel/printk/printk.c:1324 [inline] info_print_prefix+0x258/0x350 kernel/printk/printk.c:1350 record_print_text+0x143/0x410 kernel/printk/printk.c:1399 printk_get_next_message+0x2ce/0x7c0 kernel/printk/printk.c:2828 console_emit_next_record kernel/printk/printk.c:2868 [inline] console_flush_all+0x3b3/0xd60 kernel/printk/printk.c:2967 console_unlock+0x10c/0x260 kernel/printk/printk.c:3036 vprintk_emit+0x17f/0x5f0 kernel/printk/printk.c:2303 vprintk+0x7b/0x90 kernel/printk/printk_safe.c:45 _printk+0xc8/0x100 kernel/printk/printk.c:2328 show_ip arch/x86/kernel/dumpstack.c:142 [inline] show_iret_regs+0x2d/0x60 arch/x86/kernel/dumpstack.c:149 __show_regs+0x2a/0x730 arch/x86/kernel/process_64.c:75 show_regs_if_on_stack arch/x86/kernel/dumpstack.c:167 [inline] show_regs_if_on_stack+0x8d/0x140 arch/x86/kernel/dumpstack.c:154 show_trace_log_lvl+0x318/0x4f0 arch/x86/kernel/dumpstack.c:301 sched_show_task kernel/sched/core.c:9171 [inline] sched_show_task+0x42e/0x650 kernel/sched/core.c:9145 show_state_filter+0xee/0x310 kernel/sched/core.c:9216 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xea/0x140 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline] kbd_event+0xcc8/0x17c0 drivers/tty/vt/keyboard.c:1543 input_to_handler+0x382/0x4c0 drivers/input/input.c:132 input_pass_values+0x5c9/0x840 drivers/input/input.c:161 input_event_dispose+0x377/0x630 drivers/input/input.c:378 input_handle_event+0x11c/0xd80 drivers/input/input.c:406 input_repeat_key+0x251/0x340 drivers/input/input.c:2263 call_timer_fn+0x193/0x590 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x759/0xaa0 kernel/time/timer.c:2038 run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2051 __do_softirq+0x20a/0x8c1 kernel/softirq.c:553 invoke_softirq kernel/softirq.c:427 [inline] __irq_exit_rcu kernel/softirq.c:632 [inline] irq_exit_rcu+0xa7/0x110 kernel/softirq.c:644 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:finish_task_switch.isra.0+0x1e8/0xa30 kernel/sched/core.c:5274 Code: 85 94 07 00 00 8b 0d af e6 11 08 85 c9 0f 85 c3 02 00 00 48 89 df e8 37 24 35 05 e8 a2 9d 30 00 fb 65 48 8b 1c 25 c0 b0 03 00 <48> 8d bb 10 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 RSP: 0018:ffffc90001797ab0 EFLAGS: 00000202 RAX: 0000000000001375 RBX: ffff8881366bba00 RCX: 1ffffffff126b999 RDX: 0000000000000000 RSI: ffffffff8687ce40 RDI: ffffffff86a6f200 RBP: ffffc90001797af8 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8935f617 R11: 0000000000000000 R12: ffff8881f663bb18 R13: ffff8881360a3a00 R14: 0000000000000000 R15: ffff8881f663bb18 context_switch kernel/sched/core.c:5403 [inline] __schedule+0xcb0/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 do_nanosleep+0x218/0x500 kernel/time/hrtimer.c:2048 hrtimer_nanosleep+0x1ae/0x440 kernel/time/hrtimer.c:2101 common_nsleep+0xa1/0xc0 kernel/time/posix-timers.c:1350 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1373 [inline] __x64_sys_clock_nanosleep+0x344/0x490 kernel/time/posix-timers.c:1373 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fe0fc61d2b5 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 b9 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 4f ba ff ff 48 8b 04 24 48 83 c4 28 f7 d8 RSP: 002b:00007ffcab81be10 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00007fe0fc71ff80 RCX: 00007fe0fc61d2b5 RDX: 00007ffcab81be50 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fe0fc721980 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000293 R12: 000000000013372c R13: 0000000000132b74 R14: 00007ffcab81c020 R15: 00007fe0fc5a8cb0 RSP: 002b:00007ffe3d115ec0 EFLAGS: 00000246 ORIG_RAX: 0000000000000080 RAX: ffffffffffffffda RBX: 00007fad0ad1813c RCX: 00007fad0aae223c RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fad0ad1d4a8 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000 R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe3d115f28 R14: 0000562f15b54169 R15: 00007fad0ad4ea80 task:kthreadd state:S stack:26768 pid:2 tgid:2 ppid:0 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 kthreadd+0x5c6/0x7d0 kernel/kthread.c:752 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:pool_workqueue_ state:S stack:28928 pid:3 tgid:3 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 kthread_worker_fn+0x4ff/0xad0 kernel/kthread.c:848 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-rcu_g state:I stack:29376 pid:4 tgid:4 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-rcu_p state:I stack:30800 pid:5 tgid:5 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-slub_ state:I stack:30800 pid:6 tgid:6 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-netns state:I stack:30800 pid:7 tgid:7 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/0:1 state:R running task stack:18736 pid:9 tgid:9 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/0:0H state:I stack:28432 pid:10 tgid:10 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-mm_pe state:I stack:30800 pid:12 tgid:12 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:rcu_tasks_kthre state:I stack:29048 pid:13 tgid:13 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rcu_tasks_one_gp+0x543/0xf20 kernel/rcu/tasks.h:578 rcu_tasks_kthread+0x1c8/0x260 kernel/rcu/tasks.h:625 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:rcu_tasks_trace state:I stack:29144 pid:14 tgid:14 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rcu_tasks_one_gp+0x543/0xf20 kernel/rcu/tasks.h:578 rcu_tasks_kthread+0x1c8/0x260 kernel/rcu/tasks.h:625 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:ksoftirqd/0 state:S stack:23904 pid:15 tgid:15 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 smpboot_thread_fn+0x2d4/0xa10 kernel/smpboot.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:rcu_preempt state:I stack:28976 pid:16 tgid:16 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_timeout+0x137/0x290 kernel/time/timer.c:2183 rcu_gp_fqs_loop+0x1ec/0xb10 kernel/rcu/tree.c:1663 rcu_gp_kthread+0x24b/0x380 kernel/rcu/tree.c:1862 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:migration/0 state:R running task stack:29872 pid:17 tgid:17 ppid:2 flags:0x00004000 Stopper: 0x0 <- 0x0 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 smpboot_thread_fn+0x2d4/0xa10 kernel/smpboot.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:cpuhp/0 state:S stack:26288 pid:18 tgid:18 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 smpboot_thread_fn+0x2d4/0xa10 kernel/smpboot.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:cpuhp/1 state:S stack:27680 pid:19 tgid:19 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 smpboot_thread_fn+0x2d4/0xa10 kernel/smpboot.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:migration/1 state:S stack:29872 pid:20 tgid:20 ppid:2 flags:0x00004000 Stopper: 0x0 <- 0x0 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 smpboot_thread_fn+0x2d4/0xa10 kernel/smpboot.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:ksoftirqd/1 state:S stack:26816 pid:21 tgid:21 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 smpboot_thread_fn+0x2d4/0xa10 kernel/smpboot.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/1:0H state:I stack:29344 pid:23 tgid:23 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kdevtmpfs state:S stack:27056 pid:24 tgid:24 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 devtmpfs_work_loop+0x6d8/0x7d0 drivers/base/devtmpfs.c:408 devtmpfsd+0x48/0x50 drivers/base/devtmpfs.c:441 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-inet_ state:I stack:29896 pid:25 tgid:25 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/1:1 state:R running task stack:22592 pid:26 tgid:26 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: task:kauditd state:S stack:29752 pid:28 tgid:28 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 kauditd_thread+0x4e7/0xa80 kernel/audit.c:911 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:khungtaskd state:S stack:29456 pid:29 tgid:29 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_timeout+0x137/0x290 kernel/time/timer.c:2183 watchdog+0x131/0x1210 kernel/hung_task.c:383 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:oom_reaper state:S stack:29904 pid:30 tgid:30 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 oom_reaper+0xc3e/0xe00 mm/oom_kill.c:644 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-write state:I stack:30800 pid:31 tgid:31 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kcompactd0 state:R running task stack:29360 pid:32 tgid:32 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_timeout+0x137/0x290 kernel/time/timer.c:2183 kcompactd+0x9e1/0xd00 mm/compaction.c:3108 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-kbloc state:I stack:30800 pid:33 tgid:33 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:irq/9-acpi state:S stack:29344 pid:34 tgid:34 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 irq_wait_for_interrupt kernel/irq/manage.c:1073 [inline] irq_thread+0x199/0x530 kernel/irq/manage.c:1317 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-tpm_d state:I stack:30800 pid:36 tgid:36 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-ata_s state:I stack:30800 pid:37 tgid:37 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-md state:I stack:30800 pid:38 tgid:38 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-md_bi state:I stack:30800 pid:39 tgid:39 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-edac- state:I stack:30800 pid:40 tgid:40 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/0:1H state:I stack:30928 pid:41 tgid:41 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-rpcio state:I stack:30800 pid:42 tgid:42 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-xprti state:I stack:30800 pid:43 tgid:43 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-cfg80 state:I stack:30800 pid:44 tgid:44 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kswapd0 state:S stack:29904 pid:69 tgid:69 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 kswapd_try_to_sleep mm/vmscan.c:7050 [inline] kswapd+0xa91/0xbf0 mm/vmscan.c:7112 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-nfsio state:I stack:29896 pid:70 tgid:70 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-acpi_ state:I stack:30192 pid:104 tgid:104 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:hwrng state:R running task stack:29536 pid:165 tgid:165 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_timeout+0x137/0x290 kernel/time/timer.c:2183 add_hwgenerator_randomness+0xff/0x190 drivers/char/random.c:944 hwrng_fillfn+0x283/0x430 drivers/char/hw_random/core.c:536 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:scsi_eh_0 state:S stack:30896 pid:209 tgid:209 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 scsi_error_handler+0x532/0xef0 drivers/scsi/scsi_error.c:2312 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-scsi_ state:I stack:29832 pid:212 tgid:212 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-targe state:I stack:30800 pid:233 tgid:233 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-targe state:I stack:29896 pid:234 tgid:234 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-xcopy state:I stack:30144 pid:235 tgid:235 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/1:1H state:I stack:27728 pid:260 tgid:260 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-liber state:I stack:30672 pid:303 tgid:303 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-zd121 state:I stack:29880 pid:323 tgid:323 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-uas state:I stack:30800 pid:396 tgid:396 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-usbip state:I stack:30800 pid:671 tgid:671 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/1:2 state:I stack:18736 pid:719 tgid:719 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:pvrusb2-context state:S stack:25088 pid:901 tgid:901 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 pvr2_context_thread_func+0x62a/0x960 drivers/media/usb/pvrusb2/pvrusb2-context.c:160 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-kvub3 state:I stack:29880 pid:933 tgid:933 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-kvub3 state:I stack:30752 pid:936 tgid:936 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-kvub3 state:I stack:29880 pid:937 tgid:937 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-kmems state:I stack:30800 pid:941 tgid:941 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-elous state:I stack:30800 pid:957 tgid:957 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-mld state:I stack:30448 pid:1111 tgid:1111 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-ipv6_ state:I stack:30752 pid:1112 tgid:1112 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/0:2 state:I stack:22496 pid:2247 tgid:2247 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 worker_thread+0x2e1/0x1290 kernel/workqueue.c:2802 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/0:3 state:R running task stack:22184 pid:2355 tgid:2355 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_timeout+0x137/0x290 kernel/time/timer.c:2183 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x3e0/0x5f0 kernel/sched/completion.c:116 usb_start_wait_urb+0x148/0x4c0 drivers/usb/core/message.c:64 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x327/0x4a0 drivers/usb/core/message.c:154 hid_get_class_descriptor.constprop.0+0x9a/0xf0 drivers/hid/usbhid/hid-core.c:670 usbhid_parse+0x679/0xa20 drivers/hid/usbhid/hid-core.c:1038 hid_add_device+0x189/0xa60 drivers/hid/hid-core.c:2790 usbhid_probe+0xd0a/0x1360 drivers/hid/usbhid/hid-core.c:1429 usb_probe_interface+0x307/0x9c0 drivers/usb/core/driver.c:399 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x234/0xc90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x4b0 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:830 __device_attach_driver+0x1d4/0x300 drivers/base/dd.c:958 bus_for_each_drv+0x157/0x1d0 drivers/base/bus.c:457 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17c/0x1c0 drivers/base/bus.c:532 device_add+0x117e/0x1aa0 drivers/base/core.c:3639 usb_set_configuration+0x10cb/0x1c40 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0xad/0x110 drivers/usb/core/generic.c:254 usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:294 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x234/0xc90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x4b0 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:830 __device_attach_driver+0x1d4/0x300 drivers/base/dd.c:958 bus_for_each_drv+0x157/0x1d0 drivers/base/bus.c:457 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17c/0x1c0 drivers/base/bus.c:532 device_add+0x117e/0x1aa0 drivers/base/core.c:3639 usb_new_device+0xd90/0x1a10 drivers/usb/core/hub.c:2643 hub_port_connect drivers/usb/core/hub.c:5512 [inline] hub_port_connect_change drivers/usb/core/hub.c:5652 [inline] port_event drivers/usb/core/hub.c:5812 [inline] hub_event+0x2e62/0x4f40 drivers/usb/core/hub.c:5894 process_one_work+0x886/0x15d0 kernel/workqueue.c:2633 process_scheduled_works kernel/workqueue.c:2706 [inline] worker_thread+0x8b9/0x1290 kernel/workqueue.c:2787 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:jbd2/sda1-8 state:S stack:26480 pid:2357 tgid:2357 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 kjournald2+0x793/0x900 fs/jbd2/journal.c:237 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:kworker/R-ext4- state:I stack:30800 pid:2358 tgid:2358 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 rescuer_thread+0x88c/0xd00 kernel/workqueue.c:2937 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:243 task:syslogd state:S stack:25296 pid:2376 tgid:2376 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_timeout+0x257/0x290 kernel/time/timer.c:2159 __skb_wait_for_more_packets+0x360/0x5e0 net/core/datagram.c:121 __unix_dgram_recvmsg+0x243/0xe70 net/unix/af_unix.c:2381 unix_dgram_recvmsg+0xc3/0xf0 net/unix/af_unix.c:2470 sock_recvmsg_nosec net/socket.c:1046 [inline] sock_recvmsg+0xe2/0x170 net/socket.c:1068 sock_read_iter+0x2c3/0x3c0 net/socket.c:1138 call_read_iter include/linux/fs.h:2081 [inline] new_sync_read fs/read_write.c:395 [inline] vfs_read+0x9f3/0xb70 fs/read_write.c:476 ksys_read+0x1f0/0x250 fs/read_write.c:619 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f2d80af2b6a RSP: 002b:00007ffcf1fff0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d80af2b6a RDX: 00000000000000ff RSI: 0000561ae0378950 RDI: 0000000000000000 RBP: 0000561ae0378910 R08: 0000000000000001 R09: 0000000000000000 R10: 00007f2d80c913a3 R11: 0000000000000246 R12: 0000561ae0378999 R13: 0000561ae0378950 R14: 0000000000000000 R15: 00007f2d80ccfa80 task:acpid state:S stack:23976 pid:2379 tgid:2379 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 schedule_hrtimeout_range_clock+0x3c9/0x440 kernel/time/hrtimer.c:2295 poll_schedule_timeout.constprop.0+0xbc/0x190 fs/select.c:244 do_select+0x12f0/0x17b0 fs/select.c:607 core_sys_select+0x45b/0xb30 fs/select.c:681 do_pselect.constprop.0+0x19c/0x1e0 fs/select.c:763 __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6 fs/select.c:795 [inline] __x64_sys_pselect6+0x150/0x1c0 fs/select.c:795 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fcc7da57591 RSP: 002b:00007ffd4d79a0e0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcc7da57591 RDX: 0000000000000000 RSI: 00007ffd4d79a1d8 RDI: 000000000000000a RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000055ea2c5ee178 R14: 0000000000000000 R15: 0000000000000009 task:klogd state:R running task stack:26544 pid:2383 tgid:2383 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5400 [inline] __schedule+0xca8/0x3100 kernel/sched/core.c:6727 __schedule_loop kernel/sched/core.c:6802 [inline] schedule+0xe9/0x270 kernel/sched/core.c:6817 exit_to_user_mode_loop kernel/entry/common.c:96 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:201 [inline] syscall_exit_to_user_mode+0xe9/0x250 kernel/entry/common.c:212 do_syscall_64+0xe0/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f5318c7b9b5 RSP: 002b:00007fff1c03e6a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: 0000000000000049 RBX: 0000000000000002 RCX: 00007f5318c7b9b5 RDX: 0000000000000049 RSI: 00005567a619fc90 RDI: 0000000000000003 RBP: 00005567a6196910 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013 R13: 00007f5318e09212 R14: 00007fff1c03e7a8 R15: 0000000000000000 task:udevd state:S stack:24896 pid:2394 tgid:2394 ppid:1 flags:0x00000002 Call Trace: