rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 0-...D
 } 2665 jiffies s: 41957 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 4915 Comm: udevd Not tainted 6.11.0-rc7-syzkaller-00152-g68d4209158f4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:io_serial_out+0x8f/0xb0 drivers/tty/serial/8250/8250_port.c:413
Code: 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1c 66 03 5d 40 44 89 e8 89 da ee <5b> 5d 41 5c 41 5d c3 cc cc cc cc e8 61 ed 0e ff eb a0 e8 ea ed 0e
RSP: 0018:ffffc90000006fe0 EFLAGS: 00000002
RAX: 000000000000005b RBX: 00000000000003f8 RCX: 0000000000000000
RDX: 00000000000003f8 RSI: ffffffff829bdec5 RDI: ffffffff935cfbc0
RBP: ffffffff935cfb80 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 000000000000005b R14: ffffffff829bde60 R15: 0000000000000000
FS:  00007fa109973c80(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fabb689328 CR3: 000000011cfa6000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 serial_out drivers/tty/serial/8250/8250.h:142 [inline]
 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3322 [inline]
 serial8250_console_write+0xce7/0x1090 drivers/tty/serial/8250/8250_port.c:3393
 console_emit_next_record kernel/printk/printk.c:2983 [inline]
 console_flush_all+0x53c/0xd70 kernel/printk/printk.c:3049
 console_unlock+0xae/0x290 kernel/printk/printk.c:3118
 vprintk_emit+0x409/0x600 kernel/printk/printk.c:2348
 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
 _printk+0xc8/0x100 kernel/printk/printk.c:2373
 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
 show_trace_log_lvl+0x2ac/0x500 arch/x86/kernel/dumpstack.c:285
 sched_show_task kernel/sched/core.c:7432 [inline]
 sched_show_task+0x42e/0x650 kernel/sched/core.c:7406
 show_state_filter+0xee/0x320 kernel/sched/core.c:7477
 k_spec drivers/tty/vt/keyboard.c:667 [inline]
 k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656
 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline]
 kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541
 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2552
 input_pass_values+0x777/0x8e0 drivers/input/input.c:126
 input_event_dispose drivers/input/input.c:352 [inline]
 input_handle_event+0xb30/0x14d0 drivers/input/input.c:369
 input_event drivers/input/input.c:398 [inline]
 input_event+0x83/0xa0 drivers/input/input.c:390
 hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1746
 hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540
 hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644
 hid_process_report drivers/hid/hid-core.c:1694 [inline]
 hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2015
 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2085
 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285
 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650
 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1753
 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1770
 handle_softirqs+0x209/0x8e0 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu kernel/softirq.c:637 [inline]
 irq_exit_rcu+0xac/0x110 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_release+0x3e5/0x6f0 kernel/locking/lockdep.c:5767
Code: 7e 83 f8 01 0f 85 fd 01 00 00 9c 58 f6 c4 02 0f 85 e8 01 00 00 48 f7 04 24 00 02 00 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 48 8b 84 24 88
RSP: 0018:ffffc9000c57fad8 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff920018aff5d RCX: ffffc9000c57fb28
RDX: 1ffff11023caf151 RSI: ffffffff8727fcc0 RDI: ffffffff87469a40
RBP: 60f05df7af8c8133 R08: 0000000000000000 R09: fffffbfff14a6b6b
R10: ffffffff8a535b5f R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000003 R14: ffff88811e578a90 R15: ffff88811e578000
 might_alloc include/linux/sched/mm.h:334 [inline]
 slab_pre_alloc_hook mm/slub.c:3943 [inline]
 slab_alloc_node mm/slub.c:4021 [inline]
 __do_kmalloc_node mm/slub.c:4161 [inline]
 __kmalloc_node_noprof+0xb7/0x3e0 mm/slub.c:4168
 __kvmalloc_node_noprof+0x9d/0x1a0 mm/util.c:650
 seq_buf_alloc fs/seq_file.c:38 [inline]
 seq_read_iter+0x830/0x12c0 fs/seq_file.c:210
 kernfs_fop_read_iter+0x41a/0x590 fs/kernfs/file.c:279
 new_sync_read fs/read_write.c:395 [inline]
 vfs_read+0x869/0xbd0 fs/read_write.c:476
 ksys_read+0x12f/0x260 fs/read_write.c:619
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa109a9eb6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007fffc74ed6a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000055fabb674830 RCX: 00007fa109a9eb6a
RDX: 0000000000001000 RSI: 00007fffc74edb48 RDI: 0000000000000008
RBP: 000055fa8f6e5df3 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008
R13: 000055fabb674920 R14: 00007fffc74edb48 R15: 000055fa8f6e5a04
 </TASK>
 __pfx_mark_lock+0x10/0x10 kernel/locking/lockdep.c:231
 </TASK>
task:kworker/u8:1    state:R  running task     stack:32568 pid:14876 tgid:14876 ppid:14555  flags:0x00004000
Call Trace:
 <TASK>
 __switch_to_asm+0x70/0x70
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14889 tgid:14889 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14890 tgid:14890 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd9171f6a90
RSP: 002b:00007fffa0059078 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd9172e7860 RCX: 00007fd9171f6a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd9172e7860 R08: 0000000000000001 R09: 093506ba84e3fa3b
R10: 00007fffa0058f30 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fd9172eb658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14892 tgid:14892 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14894 tgid:14894 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14895 tgid:14895 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 __pfx___lock_acquire+0x10/0x10 kernel/locking/lockdep.c:4339
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14899 tgid:14899 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14900 tgid:14900 ppid:14558  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe9ed971a90
RSP: 002b:00007ffc52ebf888 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe9eda62860 RCX: 00007fe9ed971a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fe9eda62860 R08: 0000000000000001 R09: cfa07f6e0fb0229e
R10: 00007ffc52ebf740 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe9eda66658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14903 tgid:14903 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6621
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14904 tgid:14904 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14906 tgid:14906 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14908 tgid:14908 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14910 tgid:14910 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:24544 pid:14912 tgid:14912 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14915 tgid:14915 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14918 tgid:14918 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14919 tgid:14919 ppid:274    flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd42f60ea90
RSP: 002b:00007fff8387e098 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd42f6ff860 RCX: 00007fd42f60ea90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd42f6ff860 R08: 0000000000000001 R09: 59ad394430b351ee
R10: 00007fff8387df50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fd42f703658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14922 tgid:14922 ppid:10120  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f40813d1a90
RSP: 002b:00007ffc6096db78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f40814c2860 RCX: 00007f40813d1a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f40814c2860 R08: 0000000000000001 R09: fd51271f3c26dd7c
R10: 00007ffc6096da30 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f40814c6658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14925 tgid:14925 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14927 tgid:14927 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14930 tgid:14930 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14933 tgid:14933 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25648 pid:14934 tgid:14934 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14936 tgid:14936 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f591360ba90
RSP: 002b:00007fff0e99cde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f59136fc860 RCX: 00007f591360ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f59136fc860 R08: 0000000000000001 R09: 171c568846790aac
R10: 00007fff0e99cca0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f5913700658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14939 tgid:14939 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7041
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14942 tgid:14942 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:24640 pid:14943 tgid:14943 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14945 tgid:14945 ppid:14558  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb4368cea90
RSP: 002b:00007ffdb3ad7e08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fb4369bf860 RCX: 00007fb4368cea90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fb4369bf860 R08: 0000000000000001 R09: 4248694e2937d703
R10: 00007ffdb3ad7cc0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fb4369c3658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14948 tgid:14948 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:24640 pid:14951 tgid:14951 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14952 tgid:14952 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14954 tgid:14954 ppid:14558  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f74b07a1a90
RSP: 002b:00007ffd2c6cdac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f74b0892860 RCX: 00007f74b07a1a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f74b0892860 R08: 0000000000000001 R09: 12e659be9df8b0dc
R10: 00007ffd2c6cd980 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f74b0896658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14957 tgid:14957 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14958 tgid:14958 ppid:274    flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14960 tgid:14960 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:24640 pid:14962 tgid:14962 ppid:10120  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:24640 pid:14964 tgid:14964 ppid:274    flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14966 tgid:14966 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14968 tgid:14968 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 __pfx___lock_acquire+0x10/0x10 kernel/locking/lockdep.c:4339
 __pfx_mark_lock+0x10/0x10 kernel/locking/lockdep.c:231
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14972 tgid:14972 ppid:14558  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 lockdep_hardirqs_on+0x7c/0x110 kernel/locking/lockdep.c:4420
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14973 tgid:14973 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 __pfx___lock_acquire+0x10/0x10 kernel/locking/lockdep.c:4339
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14975 tgid:14975 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25056 pid:14978 tgid:14978 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14979 tgid:14979 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa54c038a90
RSP: 002b:00007ffcecd7cf38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fa54c129860 RCX: 00007fa54c038a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fa54c129860 R08: 0000000000000001 R09: 18eaf876dfeedaf1
R10: 00007ffcecd7cdf0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fa54c12d658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14981 tgid:14981 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f89473c3a90
RSP: 002b:00007fff0b43e908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f89474b4860 RCX: 00007f89473c3a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f89474b4860 R08: 0000000000000001 R09: 1309e1fd9a79dbf4
R10: 00007fff0b43e7c0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f89474b8658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14984 tgid:14984 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14987 tgid:14987 ppid:274    flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:kworker/u8:0    state:R  running task     stack:32568 pid:14989 tgid:14989 ppid:10120  flags:0x00004000
Call Trace:
 <TASK>
 __switch_to_asm+0x70/0x70
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:14990 tgid:14990 ppid:274    flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:kworker/u8:6    state:I stack:30912 pid:14991 tgid:14991 ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6621
 worker_thread+0x2de/0xed0 kernel/workqueue.c:3404
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14993 tgid:14993 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe14af75a90
RSP: 002b:00007fff0bb6b568 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe14b066860 RCX: 00007fe14af75a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fe14b066860 R08: 0000000000000001 R09: e9c1a66fd04d2df5
R10: 00007fff0bb6b420 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe14b06a658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25648 pid:14996 tgid:14996 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7041
 _cond_resched include/linux/sched.h:2007 [inline]
 exit_mmap+0x4ec/0xb20 mm/mmap.c:3438
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:14998 tgid:14998 ppid:14555  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
 do_exit+0x1d37/0x2b30 kernel/exit.c:933
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
 __do_sys_exit_group kernel/exit.c:1042 [inline]
 __se_sys_exit_group kernel/exit.c:1040 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efe3dd9fa90
RSP: 002b:00007ffdf0247d18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007efe3de90860 RCX: 00007efe3dd9fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007efe3de90860 R08: 0000000000000001 R09: 8dd0e706d7ae8103
R10: 00007ffdf0247bd0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007efe3de94658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:15001 tgid:15001 ppid:14555  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:15004 tgid:15004 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7041
 _cond_resched include/linux/sched.h:2007 [inline]
 exit_mmap+0x4ec/0xb20 mm/mmap.c:3438
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:15005 tgid:15005 ppid:14555  flags:0x00004002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:15009 tgid:15009 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25152 pid:15012 tgid:15012 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:15013 tgid:15013 ppid:10120  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:15016 tgid:15016 ppid:14558  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 </TASK>
task:kworker/u8:5    state:R  running task     stack:32568 pid:15019 tgid:15019 ppid:274    flags:0x00004000
Call Trace:
 <TASK>
 __switch_to_asm+0x70/0x70
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:15020 tgid:15020 ppid:14558  flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7041
 </TASK>
task:modprobe        state:R  running task     stack:25776 pid:15021 tgid:15021 ppid:10120  flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0xcda/0x2f80 kernel/sched/core.c:6529