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INFO: rcu detected stall in schedule_timeout (4)

Status: closed as invalid on 2023/09/01 06:44
Subsystems: kernel
[Documentation on labels]
First crash: 277d, last: 277d
▶ ▼ Similar bugs (5)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in schedule_timeout (3) cgroups mm 11 1571d 1571d 0/26 closed as invalid on 2020/01/09 08:13
upstream INFO: rcu detected stall in schedule_timeout (2) kernel 2 1571d 1572d 0/26 closed as invalid on 2020/01/08 05:23
linux-6.1 INFO: rcu detected stall in schedule_timeout 1 10d 10d 0/3 upstream: reported on 2024/04/18 03:48
upstream INFO: rcu detected stall in schedule_timeout (5) kernel 2 182d 217d 0/26 auto-obsoleted due to no activity on 2024/01/26 16:31
upstream INFO: rcu detected stall in schedule_timeout cgroups mm 69 1606d 1608d 0/26 closed as invalid on 2019/12/04 14:14

Sample crash report:
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P28/1:b..l P10008/1:b..l P9988/1:b..l P9987/1:b..l P10023/1:b..l P10001/1:b..l P10012/1:b..l P9992/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=496549, q=1673 ncpus=2)
task:kworker/u4:16   state:R  running task     stack:24912 pid:9992  ppid:2      flags:0x00004000
Workqueue: bond26 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:36   state:R  running task     stack:28416 pid:10012 ppid:2      flags:0x00004000
Workqueue: bond176 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:26   state:R  running task     stack:24912 pid:10001 ppid:2      flags:0x00004000
Workqueue: bond58 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:46   state:R  running task     stack:28416 pid:10023 ppid:2      flags:0x00004000
Workqueue: bond47 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:11   state:R  running task     stack:24912 pid:9987  ppid:2      flags:0x00004000
Workqueue: bond129 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:12   state:R  running task     stack:26752 pid:9988  ppid:2      flags:0x00004000
Workqueue: bond164 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:32   state:R  running task     stack:28416 pid:10008 ppid:2      flags:0x00004000
Workqueue: bond148 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:khungtaskd      state:R  running task     stack:28712 pid:28    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
 show_trace_log_lvl+0x21f/0x3c0 arch/x86/kernel/dumpstack.c:285
 sched_show_task kernel/sched/core.c:9184 [inline]
 sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:9158
 check_hung_task kernel/hung_task.c:140 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:213 [inline]
 watchdog+0xb9e/0x11b0 kernel/hung_task.c:379
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:40   state:R  running task     stack:24912 pid:10017 ppid:2      flags:0x00004000
Workqueue: bond145 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:52   state:R  running task     stack:28416 pid:10030 ppid:2      flags:0x00004000
Workqueue: bond110 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:20   state:R  running task     stack:24912 pid:8584  ppid:2      flags:0x00004000
Workqueue: bond159 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:44   state:R  running task     stack:28920 pid:10021 ppid:2      flags:0x00004000
Workqueue: bond109 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:58   state:R  running task     stack:28920 pid:10072 ppid:2      flags:0x00004000
Workqueue: bond33 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:56   state:R  running task     stack:24912 pid:10060 ppid:2      flags:0x00004000
Workqueue: bond160 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:14   state:R  running task     stack:24912 pid:9990  ppid:2      flags:0x00004000
Workqueue: bond99 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:8    state:R  running task     stack:24368 pid:8542  ppid:2      flags:0x00004000
Workqueue: bond122 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:51   state:R  running task     stack:28688 pid:10029 ppid:2      flags:0x00004000
Workqueue: bond60 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:3    state:R  running task     stack:24912 pid:679   ppid:2      flags:0x00004000
Workqueue: bond143 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:21   state:R  running task     stack:24912 pid:9996  ppid:2      flags:0x00004000
Workqueue: bond65 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:42   state:R  running task     stack:24912 pid:10019 ppid:2      flags:0x00004000
Workqueue: bond134 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:57   state:R  running task     stack:28920 pid:10061 ppid:2      flags:0x00004000
Workqueue: bond9 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:7    state:R  running task     stack:24912 pid:9984  ppid:2      flags:0x00004000
Workqueue: bond102 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:48   state:R  running task     stack:26752 pid:10025 ppid:2      flags:0x00004000
Workqueue: bond154 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:54   state:R  running task     stack:26752 pid:10034 ppid:2      flags:0x00004000
Workqueue: bond74 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:53   state:R  running task     stack:26752 pid:10031 ppid:2      flags:0x00004000
Workqueue: bond157 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:22   state:R  running task     stack:24912 pid:9997  ppid:2      flags:0x00004000
Workqueue: bond86 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:33   state:R  running task     stack:26752 pid:10009 ppid:2      flags:0x00004000
Workqueue: bond85 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:31   state:R  running task     stack:28920 pid:10007 ppid:2      flags:0x00004000
Workqueue: bond135 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:43   state:R  running task     stack:27696 pid:10020 ppid:2      flags:0x00004000
Workqueue: bond142 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:18   state:R  running task     stack:26752 pid:9994  ppid:2      flags:0x00004000
Workqueue: bond83 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:27   state:R  running task     stack:24912 pid:8606  ppid:2      flags:0x00004000
Workqueue: bond40 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:23   state:R  running task     stack:28416 pid:9998  ppid:2      flags:0x00004000
Workqueue: bond94 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:38   state:R  running task     stack:28688 pid:10014 ppid:2      flags:0x00004000
Workqueue: bond95 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:41   state:R  running task     stack:28920 pid:10018 ppid:2      flags:0x00004000
Workqueue: bond63 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:39   state:R  running task     stack:26752 pid:10015 ppid:2      flags:0x00004000
Workqueue: bond42 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kworker/u4:24   state:R  running task     stack:24912 pid:9999  ppid:2      flags:0x00004000
Workqueue: bond126 bond_mii_monitor
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6879
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
 vprintk_emit+0x1fa/0x640 kernel/printk/printk.c:2308
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 __netdev_printk+0x312/0x480 net/core/dev.c:11297
 netdev_info+0xe5/0x120 net/core/dev.c:11344
 bond_miimon_inspect drivers/net/bonding/bond_main.c:2614 [inline]
 bond_mii_monitor+0xc89/0x2bd0 drivers/net/bonding/bond_main.c:2810
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
rcu: rcu_preempt kthread starved for 668 jiffies! g496549 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:27840 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xee1/0x59f0 kernel/sched/core.c:6710
 preempt_schedule_irq+0x52/0x90 kernel/sched/core.c:7022
 irqentry_exit+0x35/0x80 kernel/entry/common.c:433
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:debug_object_assert_init+0x0/0x370 lib/debugobjects.c:915
Code: 48 89 34 24 e8 21 74 b6 fd 48 8b 34 24 e9 f7 fd ff ff 4c 89 e7 48 89 34 24 e8 ac 74 b6 fd 48 8b 34 24 e9 01 fe ff ff 0f 1f 00 <f3> 0f 1e fa 4c 8d 54 24 08 48 83 e4 f0 41 ff 72 f8 55 48 89 e5 41
RSP: 0018:ffffc90000157b60 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffffc90000157c58 RCX: 0000000000000000
RDX: ffff88801667d940 RSI: ffffffff8a6ee380 RDI: ffffc90000157c58
RBP: ffffc90000157c20 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff9200002af6d
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 debug_timer_assert_init kernel/time/timer.c:792 [inline]
 debug_assert_init kernel/time/timer.c:837 [inline]
 __try_to_del_timer_sync+0x80/0x170 kernel/time/timer.c:1412
 __timer_delete_sync+0x122/0x1c0 kernel/time/timer.c:1573
 timer_delete_sync kernel/time/timer.c:1628 [inline]
 del_timer_sync include/linux/timer.h:200 [inline]
 schedule_timeout+0x161/0x2c0 kernel/time/timer.c:2168
 rcu_gp_fqs_loop+0x1ec/0xa50 kernel/rcu/tree.c:1609
 rcu_gp_kthread+0x249/0x380 kernel/rcu/tree.c:1808
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000
 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 PID: 20448 Comm: bond163 Not tainted 6.5.0-rc2-syzkaller-00573-gec87f05402f5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
Workqueue: bond163 bond_mii_monitor
RIP: 0010:console_flush_all+0x9b6/0xf50 kernel/printk/printk.c:2939
Code: f0 19 23 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 de 65 1c 00 48 85 db 0f 85 94 03 00 00 e8 40 6a 1c 00 fb 48 8b 44 24 08 <48> 8b 14 24 0f b6 00 83 e2 07 38 d0 7f 08 84 c0 0f 85 9d 04 00 00
RSP: 0018:ffffc900160176e8 EFLAGS: 00000293
RAX: fffff52002c02f08 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888173bcbb80 RSI: ffffffff816a13f0 RDI: 0000000000000007
RBP: ffffffff8d4cb3a0 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 205d313536303254 R12: 0000000000000001
R13: ffffffff8d4cb3f8 R14: dffffc0000000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 0000000021aef000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 console_unlock+0xc6/0x1f0 kernel/printk/printk.c:3007
 vprintk_emit+0x1c5/0x640 kernel/printk/printk.c:2307

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/07/25 20:03 net-next ec87f05402f5 6756545c .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-net-kasan-gce INFO: rcu detected stall in schedule_timeout
* Struck through repros no longer work on HEAD.