syzbot


INFO: rcu detected stall in sys_clock_nanosleep (5)

Status: upstream: reported C repro on 2023/08/17 09:25
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+43cc00d616820666f675@syzkaller.appspotmail.com
First crash: 655d, last: 5d12h
Cause bisection: failed (error log, bisect log)
  
Fix bisection: fixed by (bisect log) :
commit 8c21ab1bae945686c602c5bfa4e3f3352c2452c5
Author: Eric Dumazet <edumazet@google.com>
Date: Tue Aug 29 12:35:41 2023 +0000

  net/sched: fq_pie: avoid stalls in fq_pie_timer()

  
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [kernel?] INFO: rcu detected stall in sys_clock_nanosleep (5) 0 (2) 2023/09/28 08:34
Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 INFO: rcu detected stall in sys_clock_nanosleep 1 424d 424d 0/3 auto-obsoleted due to no activity on 2023/12/20 18:13
linux-6.1 INFO: rcu detected stall in sys_clock_nanosleep (2) 4 148d 303d 0/3 auto-obsoleted due to no activity on 2024/09/21 09:26
upstream INFO: rcu detected stall in sys_clock_nanosleep (4) kernel 6 772d 893d 0/28 auto-obsoleted due to no activity on 2022/12/31 21:43
upstream INFO: rcu detected stall in sys_clock_nanosleep (3) kernel 3 1070d 1080d 0/28 closed as invalid on 2022/02/08 10:00
upstream INFO: rcu detected stall in sys_clock_nanosleep kernel 1 1325d 1325d 0/28 auto-closed as invalid on 2021/06/22 18:23
linux-6.1 INFO: rcu detected stall in sys_clock_nanosleep 1 600d 600d 0/3 auto-obsoleted due to no activity on 2023/07/17 12:13
upstream INFO: rcu detected stall in sys_clock_nanosleep (2) kernel 1 1203d 1203d 0/28 auto-closed as invalid on 2021/10/22 22:53
linux-5.15 INFO: rcu detected stall in sys_clock_nanosleep (2) 2 227d 300d 0/3 auto-obsoleted due to no activity on 2024/07/04 20:17
Last patch testing requests (4)
Created Duration User Patch Repo Result
2024/05/29 03:02 25m retest repro upstream OK log
2023/09/01 01:29 22m retest repro upstream OK log
2023/09/01 01:29 22m retest repro net OK log
2023/08/17 10:49 23m hdanton@sina.com patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git c1a515d3c027 OK log

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 0-...D
 } 2691 jiffies s: 1341 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 7791 Comm: syz-executor Not tainted 6.12.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x70 kernel/kcov.c:217
Code: cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 d4 de ad 7e <65> 8b 05 d5 de ad 7e a9 00 01 ff 00 48 8b 34 24 74 1d f6 c4 01 74
RSP: 0018:ffffc90000006d50 EFLAGS: 00000002
RAX: 0000000000000000 RBX: ffffffff8728c701 RCX: ffffffff86e779d0
RDX: ffff88811a209d40 RSI: 0000000000000007 RDI: 0000000000000001
RBP: ffffc90000007009 R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000009 R11: 0000000000097de0 R12: ffffffff8728c705
R13: 0000000000000004 R14: ffffc90000006e40 R15: 0000000000000009
FS:  0000555582990500(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3315ffe5 CR3: 000000011ba64000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 vsnprintf+0x70a/0x1880 lib/vsprintf.c:2772
 sprintf+0xcd/0x110 lib/vsprintf.c:3007
 print_time kernel/printk/printk.c:1362 [inline]
 info_print_prefix+0x25c/0x350 kernel/printk/printk.c:1388
 record_print_text+0x141/0x400 kernel/printk/printk.c:1437
 printk_get_next_message+0x2a6/0x670 kernel/printk/printk.c:2978
 console_emit_next_record kernel/printk/printk.c:3046 [inline]
 console_flush_all+0x6ec/0xc60 kernel/printk/printk.c:3180
 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline]
 console_unlock+0xd9/0x210 kernel/printk/printk.c:3279
 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407
 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68
 _printk+0xc8/0x100 kernel/printk/printk.c:2432
 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
 show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285
 sched_show_task kernel/sched/core.c:7582 [inline]
 sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557
 show_state_filter+0xee/0x320 kernel/sched/core.c:7627
 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:2549
 input_pass_values+0x777/0x8e0 drivers/input/input.c:126
 input_event_dispose drivers/input/input.c:341 [inline]
 input_handle_event+0xf0b/0x14d0 drivers/input/input.c:369
 input_event drivers/input/input.c:398 [inline]
 input_event+0x83/0xa0 drivers/input/input.c:390
 input_sync include/linux/input.h:451 [inline]
 hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1736
 hid_report_raw_event+0x274/0x11c0 drivers/hid/hid-core.c:2047
 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110
 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:1691 [inline]
 __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755
 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772
 handle_softirqs+0x206/0x8d0 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:1037 [inline]
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:finish_task_switch.isra.0+0x1e5/0xa40 kernel/sched/core.c:5189
Code: 0f 85 ad 07 00 00 8b 0d 21 d3 2d 09 85 c9 0f 85 cb 02 00 00 48 89 df e8 69 28 c8 05 e8 14 0a 35 00 fb 65 48 8b 1d 4b 47 db 7e <48> 8d bb 30 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1
RSP: 0018:ffffc9000208fab0 EFLAGS: 00000206
RAX: 000000000001290f RBX: ffff88811a209d40 RCX: 1ffffffff14ac0e1
RDX: 0000000000000000 RSI: ffffffff8727f1a0 RDI: ffffffff8746ea80
RBP: ffffc9000208faf8 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8a56400f R11: 0000000000000000 R12: ffff8881f583d6d8
R13: ffff8881016a57c0 R14: ffff888120cec0c0 R15: ffff8881f583d6d8
 context_switch kernel/sched/core.c:5318 [inline]
 __schedule+0x1067/0x34b0 kernel/sched/core.c:6675
 __schedule_loop kernel/sched/core.c:6752 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6767
 do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032
 hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080
 common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline]
 __se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline]
 __x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388
 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: 0033:0x7fee670d00a3
Code: 1f 84 00 00 00 00 00 83 ff 03 74 7b 83 ff 02 b8 fa ff ff ff 49 89 ca 0f 44 f8 80 3d 9e c4 15 00 00 74 14 b8 e6 00 00 00 0f 05 <f7> d8 c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 28 48 89 54 24 10
RSP: 002b:00007ffc2d0014f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fee670d00a3
RDX: 00007ffc2d001510 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffc2d00156c R08: 0000000000006a12 R09: 00007fee66f1a080
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000063
R13: 000000000004e844 R14: 000000000004e4ea R15: 00007ffc2d0015c0
 </TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11271 tgid:11271 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:kworker/u8:5    state:R  running task     stack:32568 pid:11288 tgid:11288 ppid:102    flags:0x00004000
Call Trace:
 <TASK>
 __switch_to_asm+0x70/0x70
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11291 tgid:11291 ppid:95     flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f0ae7bd3a90
RSP: 002b:00007ffe8788adb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f0ae7cc4860 RCX: 00007f0ae7bd3a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f0ae7cc4860 R08: 0000000000000000 R09: 3009a1312c4f539e
R10: 00007ffe8788ac70 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f0ae7cc8658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24720 pid:11296 tgid:11296 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f5a4a409a90
RSP: 002b:00007fff9a5396b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5a4a4fa860 RCX: 00007f5a4a409a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f5a4a4fa860 R08: 0000000000000000 R09: 85a1b6eae79f88f2
R10: 00007fff9a539570 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f5a4a4fe658 R15: 0000000000000001
 </TASK>
task:kworker/u8:6    state:R  running task     stack:32568 pid:11299 tgid:11299 ppid:1524   flags:0x00004000
Call Trace:
 <TASK>
 __switch_to_asm+0x70/0x70
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11303 tgid:11303 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fee0ed75a90
RSP: 002b:00007ffde02db048 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fee0ee66860 RCX: 00007fee0ed75a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fee0ee66860 R08: 0000000000000000 R09: a119acfc5d7745b9
R10: 00007ffde02daf00 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fee0ee6a658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11307 tgid:11307 ppid:95     flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fbf91498a90
RSP: 002b:00007ffc0661bb18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fbf91589860 RCX: 00007fbf91498a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fbf91589860 R08: 0000000000000000 R09: 8cbce7f9232f6be8
R10: 00007ffc0661b9d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fbf9158d658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24416 pid:11313 tgid:11313 ppid:102    flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f6713757a90
RSP: 002b:00007ffff10221c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f6713848860 RCX: 00007f6713757a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f6713848860 R08: 0000000000000000 R09: c2d54008b163f82c
R10: 00007ffff1022080 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f671384c658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11319 tgid:11319 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f85f5734a90
RSP: 002b:00007ffc98fbdde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f85f5825860 RCX: 00007f85f5734a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f85f5825860 R08: 0000000000000000 R09: 5a1593cd031b9d89
R10: 00007ffc98fbdca0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f85f5829658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11323 tgid:11323 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fa31b26ba90
RSP: 002b:00007ffea16981f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fa31b35c860 RCX: 00007fa31b26ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fa31b35c860 R08: 0000000000000000 R09: 33d36b7f6692f26f
R10: 00007ffea16980b0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fa31b360658 R15: 0000000000000001
 </TASK>
task:kworker/u8:4    state:R  running task     stack:28352 pid:11324 tgid:11324 ppid:95     flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192
 _cond_resched include/linux/sched.h:2031 [inline]
 stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
 </TASK>
task:kworker/u8:5    state:R  running task     stack:32568 pid:11336 tgid:11336 ppid:102    flags:0x00004000
Call Trace:
 <TASK>
 __switch_to_asm+0x70/0x70
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11337 tgid:11337 ppid:1524   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 </TASK>
task:modprobe        state:R  running task     stack:25136 pid:11340 tgid:11340 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fca3414ca90
RSP: 002b:00007fffb8cfa5e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fca3423d860 RCX: 00007fca3414ca90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fca3423d860 R08: 0000000000000000 R09: 5f7efb4aae0ae041
R10: 00007fffb8cfa4a0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fca34241658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11345 tgid:11345 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f53fd340a90
RSP: 002b:00007fff1f22a648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f53fd431860 RCX: 00007f53fd340a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f53fd431860 R08: 0000000000000000 R09: 074513a2ba56b870
R10: 00007fff1f22a500 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f53fd435658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11349 tgid:11349 ppid:37     flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f76b479fa90
RSP: 002b:00007ffc0c1f9c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f76b4890860 RCX: 00007f76b479fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f76b4890860 R08: 0000000000000000 R09: 92dcd5933043a0e6
R10: 00007ffc0c1f9ac0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f76b4894658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25136 pid:11358 tgid:11358 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fe4253aaa90
RSP: 002b:00007ffc2b07ccd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe42549b860 RCX: 00007fe4253aaa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fe42549b860 R08: 0000000000000000 R09: 33de9025e27c41c8
R10: 00007ffc2b07cb90 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe42549f658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11364 tgid:11364 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11370 tgid:11370 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7ff319988a90
RSP: 002b:00007ffd48cc04b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007ff319a79860 RCX: 00007ff319988a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007ff319a79860 R08: 0000000000000000 R09: e1bd22e51194c233
R10: 00007ffd48cc0370 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ff319a7d658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11378 tgid:11378 ppid:1524   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f98c472ba90
RSP: 002b:00007ffcd8cff4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f98c481c860 RCX: 00007f98c472ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f98c481c860 R08: 0000000000000000 R09: f12ed8fa555662fe
R10: 00007ffcd8cff380 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f98c4820658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11384 tgid:11384 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:24416 pid:11390 tgid:11390 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11400 tgid:11400 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f081be07a90
RSP: 002b:00007fff3aa598d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f081bef8860 RCX: 00007f081be07a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f081bef8860 R08: 0000000000000000 R09: fb8b1d528ca682b0
R10: 00007fff3aa59790 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f081befc658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24720 pid:11409 tgid:11409 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11421 tgid:11421 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f950ce4ba90
RSP: 002b:00007fff1fbbd338 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f950cf3c860 RCX: 00007f950ce4ba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f950cf3c860 R08: 0000000000000000 R09: 37f108d5f73d86d6
R10: 00007fff1fbbd1f0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f950cf40658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11428 tgid:11428 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f1d9e5c4a90
RSP: 002b:00007ffe1a515298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f1d9e6b5860 RCX: 00007f1d9e5c4a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f1d9e6b5860 R08: 0000000000000000 R09: d435e39bea4b9bae
R10: 00007ffe1a515150 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f1d9e6b9658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11435 tgid:11435 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11438 tgid:11438 ppid:102    flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f5870f85a90
RSP: 002b:00007ffcab0e5398 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5871076860 RCX: 00007f5870f85a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f5871076860 R08: 0000000000000000 R09: 866095cf86b052ad
R10: 00007ffcab0e5250 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f587107a658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11445 tgid:11445 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f33f23c9a90
RSP: 002b:00007ffd8019fed8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f33f24ba860 RCX: 00007f33f23c9a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f33f24ba860 R08: 0000000000000000 R09: ccca82651410a414
R10: 00007ffd8019fd90 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f33f24be658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11451 tgid:11451 ppid:1524   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f227e046a90
RSP: 002b:00007ffc789f6178 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f227e137860 RCX: 00007f227e046a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f227e137860 R08: 0000000000000000 R09: cd0c618226350f53
R10: 00007ffc789f6030 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f227e13b658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11459 tgid:11459 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11464 tgid:11464 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11470 tgid:11470 ppid:95     flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:23984 pid:11481 tgid:11481 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11487 tgid:11487 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11493 tgid:11493 ppid:1524   flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11505 tgid:11505 ppid:95     flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192
 might_resched include/linux/kernel.h:73 [inline]
 down_write+0x74/0x200 kernel/locking/rwsem.c:1576
 </TASK>
task:modprobe        state:R  running task     stack:23984 pid:11511 tgid:11511 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11516 tgid:11516 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f1c1d4a4a90
RSP: 002b:00007ffe5804cfe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f1c1d595860 RCX: 00007f1c1d4a4a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f1c1d595860 R08: 0000000000000000 R09: 289542c8c64aff18
R10: 00007ffe5804cea0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f1c1d599658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11523 tgid:11523 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f409fe5fa90
RSP: 002b:00007ffef99fef08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f409ff50860 RCX: 00007f409fe5fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f409ff50860 R08: 0000000000000000 R09: 4e23745785606853
R10: 00007ffef99fedc0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f409ff54658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11531 tgid:11531 ppid:3795   flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11535 tgid:11535 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 rcu_is_watching_curr_cpu include/linux/context_tracking.h:128 [inline]
 rcu_is_watching+0x12/0xc0 kernel/rcu/tree.c:737
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11542 tgid:11542 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f1c94766a90
RSP: 002b:00007ffc1be091c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f1c94857860 RCX: 00007f1c94766a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f1c94857860 R08: 0000000000000000 R09: f4ee542cce8d7123
R10: 00007ffc1be09080 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f1c9485b658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11551 tgid:11551 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11555 tgid:11555 ppid:95     flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f7efc610a90
RSP: 002b:00007ffc196c1d88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f7efc701860 RCX: 00007f7efc610a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f7efc701860 R08: 0000000000000000 R09: 008c34b676c374e4
R10: 00007ffc196c1c40 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f7efc705658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11562 tgid:11562 ppid:1524   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fddd72caa90
RSP: 002b:00007ffed2b7cb28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fddd73bb860 RCX: 00007fddd72caa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fddd73bb860 R08: 0000000000000000 R09: 8e0aba10f716d2a5
R10: 00007ffed2b7c9e0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fddd73bf658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25136 pid:11569 tgid:11569 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fbc9b99ea90
RSP: 002b:00007ffc32403e28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fbc9ba8f860 RCX: 00007fbc9b99ea90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fbc9ba8f860 R08: 0000000000000000 R09: 55679bd780df4242
R10: 00007ffc32403ce0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fbc9ba93658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11576 tgid:11576 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11588 tgid:11588 ppid:1524   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f0e5599aa90
RSP: 002b:00007ffca822f888 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f0e55a8b860 RCX: 00007f0e5599aa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f0e55a8b860 R08: 0000000000000000 R09: d01906af25596f60
R10: 00007ffca822f740 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f0e55a8f658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11594 tgid:11594 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f39116ffa90
RSP: 002b:00007fffe11065c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f39117f0860 RCX: 00007f39116ffa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f39117f0860 R08: 0000000000000000 R09: 212f3cfe088192cf
R10: 00007fffe1106480 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f39117f4658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11601 tgid:11601 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f3366107a90
RSP: 002b:00007ffdb05f70b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f33661f8860 RCX: 00007f3366107a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f33661f8860 R08: 0000000000000000 R09: cd62ab66bb3c8b16
R10: 00007ffdb05f6f70 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f33661fc658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11609 tgid:11609 ppid:37     flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 __schedule_loop kernel/sched/core.c:6752 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6767
 exit_to_user_mode_loop kernel/entry/common.c:102 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 irqentry_exit_to_user_mode+0xdb/0x240 kernel/entry/common.c:231
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f646101c000
RSP: 002b:00007ffcb780a158 EFLAGS: 00010206
RAX: ffffffffffffffda RBX: 00007f6460ffa860 RCX: 00007f6460f09a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f6460ffa860 R08: 0000000000000000 R09: c8e2cadfbe8ee2fb
R10: 00007ffcb7809cc0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f6460ffe658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11614 tgid:11614 ppid:95     flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854
 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192
 _cond_resched include/linux/sched.h:2031 [inline]
 exit_mmap+0x4fc/0xb30 mm/mmap.c:1890
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11619 tgid:11619 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f935c92fa90
RSP: 002b:00007ffc895d97a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f935ca20860 RCX: 00007f935c92fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f935ca20860 R08: 0000000000000000 R09: a95abb349171edbd
R10: 00007ffc895d9660 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f935ca24658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:23984 pid:11625 tgid:11625 ppid:102    flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fc497e46a90
RSP: 002b:00007fff76b8f088 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fc497f37860 RCX: 00007fc497e46a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fc497f37860 R08: 0000000000000000 R09: dfea9f34e339c5e7
R10: 00007fff76b8ef40 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fc497f3b658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11634 tgid:11634 ppid:95     flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11646 tgid:11646 ppid:37     flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fce42534a90
RSP: 002b:00007fff49f0ac38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fce42625860 RCX: 00007fce42534a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fce42625860 R08: 0000000000000000 R09: 7888e83d0f5f56e1
R10: 00007fff49f0aaf0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fce42629658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:25408 pid:11652 tgid:11652 ppid:102    flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7f32d2d99a90
RSP: 002b:00007fff592e4958 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f32d2e8a860 RCX: 00007f32d2d99a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f32d2e8a860 R08: 0000000000000000 R09: b9c6109f0e6ffe11
R10: 00007fff592e4810 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f32d2e8e658 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:24704 pid:11660 tgid:11660 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 </TASK>
task:modprobe        state:R  running task     stack:23984 pid:11665 tgid:11665 ppid:3795   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5315 [inline]
 __schedule+0x105f/0x34b0 kernel/sched/core.c:6675
 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691
 do_exit+0x1de7/0x2ce0 kernel/exit.c:990
 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088
 __do_sys_exit_group kernel/exit.c:1099 [inline]
 __se_sys_exit_group kernel/exit.c:1097 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097
 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: 0033:0x7fd4c9e8da90
RSP: 002b:00007ffd3e741048 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd4c9f7e860 RCX: 00007fd4c9e8da90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd4c9f7e860 R08: 0000000000000000 R09: b982cdb8a4cc17a2
R10: 00007ffd3e740f00 R11: 0000000000000246 R12: 0000000000000000

Crashes (75):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/09/30 21:10 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9852d85ec9d4 bbd4e0a4 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2023/08/04 16:07 upstream c1a515d3c027 74621247 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2023/06/27 07:12 net 6709d4b7bc2e 4cd5bb25 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_clock_nanosleep
2024/04/10 10:12 upstream 480e035fc4c7 56086b24 .config console log report syz [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_clock_nanosleep
2024/10/26 10:11 upstream 850925a8133c 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/10/13 12:58 upstream 36c254515dc6 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/09/24 03:16 upstream abf2050f51fd 89298aad .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/08/21 21:27 upstream b311c1b497e5 ca02180f .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/07/23 07:12 upstream 66ebbdfdeb09 708c10c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/07/08 04:48 upstream 256abd8e550c bc4ebbb5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/07/03 05:52 upstream e9d22f7a6655 1ecfa2d8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_clock_nanosleep
2024/06/23 17:58 upstream 5f583a3162ff edc5149a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/06/21 05:34 upstream 50736169ecc8 dac2aa43 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/06/07 21:53 upstream 8a92980606e3 82c05ab8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/06/07 10:16 upstream 8a92980606e3 121701b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/14 20:50 upstream a5131c3fdf26 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/14 14:03 upstream a5131c3fdf26 fdb4c10c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/10 21:21 upstream f4345f05c0df f7c35481 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/10 20:59 upstream f4345f05c0df f7c35481 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/06 17:36 upstream dd5a440a31fa c035c6de .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/02 23:17 upstream 49a73b1652c5 ddfc15a1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/05/02 22:14 upstream 49a73b1652c5 ddfc15a1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/04/29 12:46 upstream e67572cd2204 27e33c58 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/04/27 12:08 upstream 5eb4573ea63d 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/04/08 09:23 upstream fe46a7dd189e ca620dd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2024/03/27 20:51 upstream fe46a7dd189e 454571b6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_clock_nanosleep
2023/11/10 11:35 upstream 89cdf9d55601 45e9b83e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_clock_nanosleep
2023/08/11 05:20 upstream 25aa0bebba72 da3c3ef8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2023/07/16 23:40 upstream 20edcec23f92 35d9ecc5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2023/06/22 03:23 upstream dad9774deaf1 09ffe269 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_clock_nanosleep
2023/06/07 10:04 upstream a4d7d7011219 7086cdb9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2023/06/07 09:43 upstream a4d7d7011219 7086cdb9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2023/05/13 08:38 upstream 9a48d6046722 2b9ba477 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root INFO: rcu detected stall in sys_clock_nanosleep
2023/02/24 17:35 upstream d2980d8d8265 ee50e71c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2023/01/23 03:34 upstream 2475bf0250de 559a440a .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root INFO: rcu detected stall in sys_clock_nanosleep
2023/07/27 19:28 net de52e17326c3 92476829 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-this-kasan-gce INFO: rcu detected stall in sys_clock_nanosleep
2023/06/06 01:36 net-next 28cfea989d6f a4ae4f42 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_clock_nanosleep
2023/06/03 10:56 net-next 4ec732951702 a4ae4f42 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in sys_clock_nanosleep
2024/11/03 12:06 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c67e9601e29a f00eed24 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/31 07:40 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c67e9601e29a 96eb609f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/30 01:32 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c67e9601e29a 66aeb999 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/25 17:16 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c6d9e43954bf 045e728d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/22 09:16 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c6d9e43954bf a93682b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/21 00:40 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 07b887f8236e cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/16 01:06 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 64f3b5a6bc49 bde2d81c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/15 14:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 64f3b5a6bc49 7eb57b4a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/15 11:03 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 64f3b5a6bc49 7eb57b4a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/13 23:42 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing d73dc7b182be 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/12 23:57 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/11 22:23 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/11 21:40 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 084d8178 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/11 14:18 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 cd942402 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/10 21:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 8fbfc0c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/10 15:42 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 8fbfc0c8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/08 23:06 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 402f1df0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/08 12:57 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 402f1df0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/06 05:24 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/05 19:44 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/04 14:14 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 669e995f70de d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/04 06:47 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9852d85ec9d4 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/04 02:22 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9852d85ec9d4 d7906eff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/10/01 19:34 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 9852d85ec9d4 ea2b66a6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/08/11 05:29 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 25f51b76f90f 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/07/09 19:36 linux-next 82d01fe6ee52 79d68ada .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/06/13 22:27 linux-next a957267fa7e9 a9616ff5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/06/04 20:50 linux-next d97496ca23a2 a1feae05 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/04/21 07:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a788e53c05ae af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/04/17 22:09 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a788e53c05ae acc528cb .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2024/04/10 00:51 linux-next a053fd3ca5d1 56086b24 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2024/01/04 20:17 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79c58ab241be 28c42cff .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2023/11/11 10:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 6bc986ab839c 6d6dbf8a .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2023/09/30 07:15 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 6465e260f487 8e26a358 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
2023/09/29 09:47 linux-next df964ce9ef9f d265efd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root INFO: rcu detected stall in sys_clock_nanosleep
2023/02/07 04:37 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 41070a7027e9 0a9c11b6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_clock_nanosleep
* Struck through repros no longer work on HEAD.