INFO: rcu detected stall in sys_rt_sigprocmask (2)

Status: auto-obsoleted due to no activity on 2025/02/06 23:14
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+702ae87d7174a3a4d759@syzkaller.appspotmail.com
First crash: 671d, last: 652d
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [input?] [usb?] INFO: rcu detected stall in sys_rt_sigprocmask (2) 0 (1) 2024/10/14 21:04
▶ ▼ Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in sys_rt_sigprocmask kernel 1 1 780d 780d 0/29 auto-obsoleted due to no activity on 2024/09/22 08:02
▶ ▼ Last patch testing requests (2)
Created Duration User Patch Repo Result
2025/01/22 02:07 22m retest repro https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing no crash log
2024/11/13 01:40 15m retest repro https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing report log

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
 0-...D
 } 2676 jiffies s: 43353 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:7    state:I stack:20088 pid:2940  tgid:2940  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:8    state:I stack:20440 pid:2974  tgid:2974  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 4671 Comm: acpid Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:io_serial_in+0x76/0xb0 drivers/tty/serial/8250/8250_port.c:406
Code: 40 75 4a fc 89 e9 41 d3 e6 48 83 c3 40 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 91 3a b4 fc 44 03 33 44 89 f2 ec <0f> b6 c0 5b 41 5e 41 5f 5d c3 cc cc cc cc 89 e9 80 e1 07 38 c1 7c
RSP: 0018:ffffc90000006618 EFLAGS: 00000002
RAX: 1ffffffff34e2b00 RBX: ffffffff9a715e80 RCX: 0000000000000000
RDX: 00000000000003fd RSI: 000000000003ffff RDI: 0000000000040000
RBP: 0000000000000000 R08: ffffffff854a6296 R09: 1ffff1100497a046
R10: dffffc0000000000 R11: ffffffff854a6250 R12: dffffc0000000000
R13: ffffffff9a410ef0 R14: 00000000000003fd R15: dffffc0000000000
FS:  00007f1e6bf70740(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200002c0 CR3: 000000007e05a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 serial_in drivers/tty/serial/8250/8250.h:137 [inline]
 serial_lsr_in drivers/tty/serial/8250/8250.h:159 [inline]
 wait_for_lsr drivers/tty/serial/8250/8250_port.c:2068 [inline]
 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3315 [inline]
 serial8250_console_write+0x1373/0x1ed0 drivers/tty/serial/8250/8250_port.c:3393
 console_emit_next_record kernel/printk/printk.c:3092 [inline]
 console_flush_all+0x869/0xeb0 kernel/printk/printk.c:3180
 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline]
 console_unlock+0x14f/0x3b0 kernel/printk/printk.c:3279
 vprintk_emit+0x730/0xa10 kernel/printk/printk.c:2407
 _printk+0xd5/0x120 kernel/printk/printk.c:2432
 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
 show_trace_log_lvl+0x38a/0x410 arch/x86/kernel/dumpstack.c:285
 sched_show_task+0x4e5/0x6e0 kernel/sched/core.c:7604
 show_state_filter+0x19e/0x270 kernel/sched/core.c:7649
 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline]
 kbd_event+0x30fa/0x4910 drivers/tty/vt/keyboard.c:1541
 input_handler_events_default+0x107/0x1c0 drivers/input/input.c:2549
 input_pass_values+0x286/0x860 drivers/input/input.c:126
 input_event_dispose+0x3a4/0x600 drivers/input/input.c:352
 input_handle_event+0xa71/0xbe0 drivers/input/input.c:369
 input_event+0xa4/0xd0 drivers/input/input.c:398
 hidinput_hid_event+0x138c/0x1ca0 drivers/hid/hid-input.c:1719
 hid_process_event+0x439/0x590 drivers/hid/hid-core.c:1540
 hid_input_array_field+0x401/0x5d0 drivers/hid/hid-core.c:1652
 hid_process_report drivers/hid/hid-core.c:1694 [inline]
 hid_report_raw_event+0xf4b/0x18a0 drivers/hid/hid-core.c:2040
 __hid_input_report drivers/hid/hid-core.c:2110 [inline]
 hid_input_report+0x416/0x500 drivers/hid/hid-core.c:2132
 hid_irq_in+0x4a0/0x6d0 drivers/hid/usbhid/hid-core.c:285
 __usb_hcd_giveback_urb+0x42c/0x6e0 drivers/usb/core/hcd.c:1650
 dummy_timer+0x856/0x4620 drivers/usb/gadget/udc/dummy_hcd.c:1993
 __run_hrtimer kernel/time/hrtimer.c:1691 [inline]
 __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1755
 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1772
 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__might_resched+0x306/0x780 kernel/sched/core.c:8655
Code: 74 52 48 c7 44 24 40 0e 36 e0 45 4a c7 04 3a 00 00 00 00 42 c7 44 3a 09 00 00 00 00 66 42 c7 44 3a 0d 00 00 42 c6 44 3a 0f 00 <65> 48 8b 04 25 28 00 00 00 48 3b 84 24 c0 00 00 00 0f 85 5a 04 00
RSP: 0018:ffffc900036efc80 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff920006ddfa4 RCX: ffff88807e579e00
RDX: dffffc0000000000 RSI: ffff88807e579e00 RDI: ffffc900036efd20
RBP: ffffc900036efd98 R08: ffffffff81e4af51 R09: 1ffffffff2039fdd
R10: dffffc0000000000 R11: fffffbfff2039fde R12: 0000000000000000
R13: ffff88807e57a244 R14: 00000000000000a1 R15: 1ffff920006ddf98
 __might_fault+0x72/0x120 mm/memory.c:6702
 _inline_copy_from_user include/linux/uaccess.h:161 [inline]
 _copy_from_user+0x2a/0xe0 lib/usercopy.c:18
 copy_from_user include/linux/uaccess.h:203 [inline]
 __do_sys_rt_sigprocmask kernel/signal.c:3214 [inline]
 __se_sys_rt_sigprocmask+0x160/0x390 kernel/signal.c:3201
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1e6bfe6773
Code: 00 f3 a5 48 8d 74 24 88 48 b9 ff ff ff 7f fe ff ff ff 48 21 c8 48 89 44 24 88 41 ba 08 00 00 00 44 89 c7 b8 0e 00 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 06 41 89 c0 41 f7 d8 44 89 c0 5a c3 41
RSP: 002b:00007ffd18de03c0 EFLAGS: 00000246 ORIG_RAX: 000000000000000e
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1e6bfe6773
RDX: 0000000000000000 RSI: 0000561072483480 RDI: 0000000000000001
RBP: 0000000000000007 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffd18de0478
R13: 000056107247d178 R14: 0000000000000001 R15: 000000000000000a
 </TASK>
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-zswap state:I stack:28960 pid:4616  tgid:4616  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-zswap state:I stack:28960 pid:4617  tgid:4617  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-zswap state:I stack:28960 pid:4618  tgid:4618  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-kafsd state:I stack:28960 pid:4620  tgid:4620  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-kafs_ state:I stack:28960 pid:4621  tgid:4621  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:krxrpcio/7001   state:S stack:28416 pid:4622  tgid:4622  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rxrpc_io_thread+0x1839/0x3150 net/rxrpc/io_thread.c:568
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u9:1    state:I stack:26032 pid:4624  tgid:4624  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci6)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:jbd2/sda1-8     state:S stack:24800 pid:4648  tgid:4648  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 kjournald2+0x466/0x7b0 fs/jbd2/journal.c:230
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-ext4- state:I stack:28960 pid:4649  tgid:4649  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:syslogd         state:S stack:23072 pid:4668  tgid:4668  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2591
 __skb_wait_for_more_packets+0x399/0x600 net/core/datagram.c:121
 __unix_dgram_recvmsg+0x34a/0x12f0 net/unix/af_unix.c:2448
 sock_recvmsg_nosec net/socket.c:1051 [inline]
 sock_recvmsg+0x22f/0x280 net/socket.c:1073
 sock_read_iter+0x2c4/0x3d0 net/socket.c:1143
 new_sync_read fs/read_write.c:488 [inline]
 vfs_read+0x9bb/0xbc0 fs/read_write.c:569
 ksys_read+0x183/0x2b0 fs/read_write.c:712
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa72efa6b6a
RSP: 002b:00007ffccd4073a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa72efa6b6a
RDX: 00000000000000ff RSI: 000056124f036950 RDI: 0000000000000000
RBP: 000056124f036910 R08: 0000000000000001 R09: 0000000000000000
R10: 00007fa72f1453a3 R11: 0000000000000246 R12: 000056124f03698a
R13: 000056124f036950 R14: 0000000000000000 R15: 00007fa72f189a80
 </TASK>
task:acpid           state:R  running task     stack:20608 pid:4671  tgid:4671  ppid:1      flags:0x00004008
Call Trace:
 <IRQ>
 sched_show_task+0x4e5/0x6e0 kernel/sched/core.c:7604
 show_state_filter+0x19e/0x270 kernel/sched/core.c:7649
 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline]
 kbd_event+0x30fa/0x4910 drivers/tty/vt/keyboard.c:1541
 input_handler_events_default+0x107/0x1c0 drivers/input/input.c:2549
 input_pass_values+0x286/0x860 drivers/input/input.c:126
 input_event_dispose+0x3a4/0x600 drivers/input/input.c:352
 input_handle_event+0xa71/0xbe0 drivers/input/input.c:369
 input_event+0xa4/0xd0 drivers/input/input.c:398
 hidinput_hid_event+0x138c/0x1ca0 drivers/hid/hid-input.c:1719
 hid_process_event+0x439/0x590 drivers/hid/hid-core.c:1540
 hid_input_array_field+0x401/0x5d0 drivers/hid/hid-core.c:1652
 hid_process_report drivers/hid/hid-core.c:1694 [inline]
 hid_report_raw_event+0xf4b/0x18a0 drivers/hid/hid-core.c:2040
 __hid_input_report drivers/hid/hid-core.c:2110 [inline]
 hid_input_report+0x416/0x500 drivers/hid/hid-core.c:2132
 hid_irq_in+0x4a0/0x6d0 drivers/hid/usbhid/hid-core.c:285
 __usb_hcd_giveback_urb+0x42c/0x6e0 drivers/usb/core/hcd.c:1650
 dummy_timer+0x856/0x4620 drivers/usb/gadget/udc/dummy_hcd.c:1993
 __run_hrtimer kernel/time/hrtimer.c:1691 [inline]
 __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1755
 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1772
 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554
 __do_softirq kernel/softirq.c:588 [inline]
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__might_resched+0x306/0x780 kernel/sched/core.c:8655
Code: 74 52 48 c7 44 24 40 0e 36 e0 45 4a c7 04 3a 00 00 00 00 42 c7 44 3a 09 00 00 00 00 66 42 c7 44 3a 0d 00 00 42 c6 44 3a 0f 00 <65> 48 8b 04 25 28 00 00 00 48 3b 84 24 c0 00 00 00 0f 85 5a 04 00
RSP: 0018:ffffc900036efc80 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff920006ddfa4 RCX: ffff88807e579e00
RDX: dffffc0000000000 RSI: ffff88807e579e00 RDI: ffffc900036efd20
RBP: ffffc900036efd98 R08: ffffffff81e4af51 R09: 1ffffffff2039fdd
R10: dffffc0000000000 R11: fffffbfff2039fde R12: 0000000000000000
R13: ffff88807e57a244 R14: 00000000000000a1 R15: 1ffff920006ddf98
 __might_fault+0x72/0x120 mm/memory.c:6702
 _inline_copy_from_user include/linux/uaccess.h:161 [inline]
 _copy_from_user+0x2a/0xe0 lib/usercopy.c:18
 copy_from_user include/linux/uaccess.h:203 [inline]
 __do_sys_rt_sigprocmask kernel/signal.c:3214 [inline]
 __se_sys_rt_sigprocmask+0x160/0x390 kernel/signal.c:3201
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1e6bfe6773
Code: 00 f3 a5 48 8d 74 24 88 48 b9 ff ff ff 7f fe ff ff ff 48 21 c8 48 89 44 24 88 41 ba 08 00 00 00 44 89 c7 b8 0e 00 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 06 41 89 c0 41 f7 d8 44 89 c0 5a c3 41
RSP: 002b:00007ffd18de03c0 EFLAGS: 00000246 ORIG_RAX: 000000000000000e
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1e6bfe6773
RDX: 0000000000000000 RSI: 0000561072483480 RDI: 0000000000000001
RBP: 0000000000000007 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffd18de0478
R13: 000056107247d178 R14: 0000000000000001 R15: 000000000000000a
 </TASK>
task:klogd           state:S stack:22272 pid:4675  tgid:4675  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 syslog_print+0x2a3/0x9c0 kernel/printk/printk.c:1614
 do_syslog+0x3bb/0x810 kernel/printk/printk.c:1766
 __do_sys_syslog kernel/printk/printk.c:1858 [inline]
 __se_sys_syslog kernel/printk/printk.c:1856 [inline]
 __x64_sys_syslog+0x7c/0x90 kernel/printk/printk.c:1856
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd59b77afa7
RSP: 002b:00007ffe6f688988 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
RAX: ffffffffffffffda RBX: 00007fd59b9194a0 RCX: 00007fd59b77afa7
RDX: 00000000000003ff RSI: 00007fd59b9194a0 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000007 R09: f0636edf490ec5fd
R10: 0000000000004000 R11: 0000000000000206 R12: 00007fd59b9194a0
R13: 00007fd59b909212 R14: 00007fd59b91951f R15: 00007fd59b91951f
 </TASK>
task:udevd           state:S stack:21664 pid:4686  tgid:4686  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 ep_poll fs/eventpoll.c:2062 [inline]
 do_epoll_wait+0x1d89/0x2040 fs/eventpoll.c:2459
 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
 __se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
 __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2466
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6923123457
RSP: 002b:00007ffff9c32dd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffff9c32ed8 RCX: 00007f6923123457
RDX: 0000000000000008 RSI: 00007ffff9c32ed8 RDI: 000000000000000b
RBP: 000055f7cdc30030 R08: 0000000000000007 R09: 0bc1c3b59bf2ac1e
R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dbus-daemon     state:S stack:26816 pid:4884  tgid:4884  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 ep_poll fs/eventpoll.c:2062 [inline]
 do_epoll_wait+0x1d89/0x2040 fs/eventpoll.c:2459
 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline]
 __se_sys_epoll_wait fs/eventpoll.c:2466 [inline]
 __x64_sys_epoll_wait+0x257/0x2a0 fs/eventpoll.c:2466
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3ba7819457
RSP: 002b:00007ffd66f41a08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffd66f41a18 RCX: 00007f3ba7819457
RDX: 0000000000000040 RSI: 00007ffd66f41a18 RDI: 0000000000000003
RBP: 00007ffd66f41da8 R08: 000000000e4c5570 R09: 7fffffffffffffff
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ffd66f41da8 R15: 00007ffd66f420b8
 </TASK>
task:dhcpcd          state:S stack:23632 pid:4899  tgid:4899  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4b16a0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c93e30 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000556986c8ae00
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 00007fff5d4b1828 R15: 0000556986c87d10
 </TASK>
task:dhcpcd          state:D stack:20608 pid:4900  tgid:4900  ppid:4899   flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a7/0xd70 kernel/locking/mutex.c:752
 devinet_ioctl+0x2ce/0x1aa0 net/ipv4/devinet.c:1112
 inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1003
 sock_do_ioctl+0x158/0x460 net/socket.c:1227
 sock_ioctl+0x626/0x8e0 net/socket.c:1346
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128ed49
RSP: 002b:00007fff5d4a1758 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff1e11c06c0 RCX: 00007ff1e128ed49
RDX: 00007fff5d4b1948 RSI: 0000000000008914 RDI: 0000000000000011
RBP: 00007fff5d4c1b08 R08: 00007fff5d4b1908 R09: 00007fff5d4b18b8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff5d4b1948 R14: 0000000000000028 R15: 0000000000008914
 </TASK>
task:dhcpcd          state:S stack:24832 pid:4901  tgid:4901  ppid:4899   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000556986c93f20
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 00005569527293d0
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:24832 pid:4902  tgid:4902  ppid:4899   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000556986c93f20
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 00005569527293d0
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:sshd            state:S stack:25568 pid:4986  tgid:4986  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9d3c319ad5
RSP: 002b:00007ffe3f72f160 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000562ae3978a60 RCX: 00007f9d3c319ad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000562ae397e440
RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffe3f72f318 R11: 0000000000000246 R12: 0000562ae397e440
R13: 00007ffe3f72f318 R14: 0000000000000002 R15: 0000562ae3979abc
 </TASK>
task:getty           state:S stack:20608 pid:4989  tgid:4989  ppid:1      flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_timeout+0xb0/0x310 kernel/time/timer.c:2591
 wait_woken+0xc3/0x190 kernel/sched/wait.c:423
 n_tty_read+0x1139/0x1e00 drivers/tty/n_tty.c:2277
 iterate_tty_read drivers/tty/tty_io.c:856 [inline]
 tty_read+0x25b/0x6a0 drivers/tty/tty_io.c:931
 new_sync_read fs/read_write.c:488 [inline]
 vfs_read+0x9bb/0xbc0 fs/read_write.c:569
 ksys_read+0x183/0x2b0 fs/read_write.c:712
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2793012b6a
RSP: 002b:00007ffe74ef81b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000556ed5001910 RCX: 00007f2793012b6a
RDX: 0000000000000001 RSI: 00007ffe74ef81d0 RDI: 0000000000000000
RBP: 0000556ed5001970 R08: 0000000000000000 R09: 912667dcc38ae77b
R10: 0000000000000010 R11: 0000000000000246 R12: 0000556ed50019ac
R13: 00007ffe74ef81d0 R14: 0000000000000000 R15: 0000556ed50019ac
 </TASK>
task:dhcpcd          state:S stack:24832 pid:5022  tgid:5022  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:24704 pid:5035  tgid:5035  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:25624 pid:5038  tgid:5038  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:25624 pid:5050  tgid:5050  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:25624 pid:5051  tgid:5051  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:25624 pid:5052  tgid:5052  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:25112 pid:5053  tgid:5053  ppid:4900   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x337/0x440 kernel/time/hrtimer.c:2272
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff1e128dad5
RSP: 002b:00007fff5d4c1a00 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 0000556986c8ae20 RCX: 00007ff1e128dad5
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000556986ca0270
RBP: 00007fff5d4c1d50 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fff5d4c1d50 R11: 0000000000000246 R12: 0000000000000000
R13: 0000556952729610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/1:2     state:I stack:20048 pid:5236  tgid:5236  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_long)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:sshd            state:S stack:22272 pid:5240  tgid:5240  ppid:4986   flags:0x00000002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_hrtimeout_range_clock+0x272/0x440 kernel/time/hrtimer.c:2281
 poll_schedule_timeout fs/select.c:241 [inline]
 do_poll fs/select.c:964 [inline]
 do_sys_poll+0x10dd/0x1600 fs/select.c:1015
 __do_sys_ppoll fs/select.c:1121 [inline]
 __se_sys_ppoll+0x2a0/0x330 fs/select.c:1101
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f95db519ad5
RSP: 002b:00007ffd7f2b6a20 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f95db519ad5
RDX: 00007ffd7f2b6a40 RSI: 0000000000000002 RDI: 000055d2c86c0ab0
RBP: 000055d2c86bf570 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffd7f2b6b28 R11: 0000000000000246 R12: 000055d29f603aa4
R13: 0000000000000001 R14: 000055d29f6043e8 R15: 00007ffd7f2b6aa8
 </TASK>
task:kworker/0:1     state:I stack:19256 pid:5253  tgid:5253  ppid:2      flags:0x00004000
Workqueue:  0x0 (wg-crypt-wg0)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u9:2    state:I stack:25272 pid:5256  tgid:5256  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci4)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u9:4    state:I stack:24312 pid:5262  tgid:5262  ppid:2      flags:0x00004000
Workqueue:  0x0 (krxrpcd)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u9:5    state:I stack:24472 pid:5263  tgid:5263  ppid:2      flags:0x00004000
Workqueue:  0x0 (hci4)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:krxrpcio/7001   state:S stack:28632 pid:5276  tgid:5276  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rxrpc_io_thread+0x1839/0x3150 net/rxrpc/io_thread.c:568
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-bond0 state:I stack:29712 pid:5277  tgid:5277  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-wg-cr state:I stack:28960 pid:5286  tgid:5286  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-wg-cr state:I stack:28960 pid:5288  tgid:5288  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/R-wg-cr state:I stack:28960 pid:5289  tgid:5289  ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 rescuer_thread+0xf43/0x10a0 kernel/workqueue.c:3541
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:1    state:I stack:21232 pid:5292  tgid:5292  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:3    state:I stack:21552 pid:5293  tgid:5293  ppid:2      flags:0x00004000
Workqueue:  0x0 (iou_exit)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/1:3     state:I stack:20304 pid:5308  tgid:5308  ppid:2      flags:0x00004000
Workqueue:  0x0 (wg-crypt-wg0)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/1:4     state:I stack:15248 pid:5309  tgid:5309  ppid:2      flags:0x00004000
Workqueue:  0x0 (wg-crypt-wg2)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/0:3     state:I stack:19248 pid:5310  tgid:5310  ppid:2      flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/0:4     state:I stack:14008 pid:5311  tgid:5311  ppid:2      flags:0x00004000
Workqueue:  0x0 (mld)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/1:5     state:D stack:19472 pid:5312  tgid:5312  ppid:2      flags:0x00004000
Workqueue: events ovs_dp_masks_rebalance
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a7/0xd70 kernel/locking/mutex.c:752
 ovs_lock net/openvswitch/datapath.c:108 [inline]
 ovs_dp_masks_rebalance+0x2f/0xe0 net/openvswitch/datapath.c:2527
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/0:5     state:I stack:18520 pid:5313  tgid:5313  ppid:2      flags:0x00004000
Workqueue:  0x0 (mm_percpu_wq)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:4    state:I stack:21200 pid:5315  tgid:5315  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/1:6     state:D stack:20368 pid:5331  tgid:5331  ppid:2      flags:0x00004000
Workqueue: events ovs_dp_masks_rebalance
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a7/0xd70 kernel/locking/mutex.c:752
 ovs_lock net/openvswitch/datapath.c:108 [inline]
 ovs_dp_masks_rebalance+0x2f/0xe0 net/openvswitch/datapath.c:2527
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/0:6     state:I stack:21776 pid:5434  tgid:5434  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_power_efficient)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:5    state:D stack:20440 pid:5494  tgid:5494  ppid:2      flags:0x00004000
Workqueue: events_unbound linkwatch_event
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839
 __mutex_lock_common kernel/locking/mutex.c:684 [inline]
 __mutex_lock+0x6a7/0xd70 kernel/locking/mutex.c:752
 linkwatch_event+0xe/0x60 net/core/link_watch.c:276
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:6    state:I stack:20760 pid:5517  tgid:5517  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:9    state:I stack:23832 pid:7581  tgid:7581  ppid:2      flags:0x00004000
Workqueue:  0x0 (iou_exit)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:10   state:I stack:22768 pid:7582  tgid:7582  ppid:2      flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:11   state:I stack:20760 pid:7583  tgid:7583  ppid:2      flags:0x00004000
Workqueue:  0x0 (bat_events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690
 __schedule_loop kernel/sched/core.c:6767 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6782
 worker_thread+0xa30/0xd30 kernel/workqueue.c:3406
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
task:kworker/u8:12   state:D stack:21232 pid:7584  tgid:7584  ppid:2      flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5328 [inline]
 __schedule+0x18af/0x4bd0 kernel/sched/core.c:6690

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/10/24 09:26 upstream c2ee9f594da8 15fa2979 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in sys_rt_sigprocmask
2024/10/29 23:13 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_rt_sigprocmask
2024/10/26 06:01 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c6d9e43954bf 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_rt_sigprocmask
2024/10/25 03:06 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c6d9e43954bf c79b8ca5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_rt_sigprocmask
2024/10/22 00:47 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c6d9e43954bf f1e4447c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_rt_sigprocmask
2024/10/21 09:51 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c6d9e43954bf cd6fc0a3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_rt_sigprocmask
2024/10/15 20:34 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_rt_sigprocmask
2024/10/10 21:01 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 4a9fe2a8ac53 8fbfc0c8 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-upstream-usb INFO: rcu detected stall in sys_rt_sigprocmask
* Struck through repros no longer work on HEAD.