From: kernel test robot <oliver.sang@intel.com>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: <oe-lkp@lists.linux.dev>, <lkp@intel.com>, <oliver.sang@intel.com>
Subject: [frederic-dynticks:rcu/dev] [rcu/nocb] 0e250956fc: BUG:using_smp_processor_id()in_preemptible
Date: Tue, 30 Apr 2024 23:19:59 +0800 [thread overview]
Message-ID: <202404302322.1b0d3358-oliver.sang@intel.com> (raw)
Hello,
kernel test robot noticed "BUG:using_smp_processor_id()in_preemptible" on:
commit: 0e250956fc1ab130068a2ca8a0e2c349da4a9cdc ("rcu/nocb: Use kthread parking instead of ad-hoc implementation")
https://git.kernel.org/cgit/linux/kernel/git/frederic/linux-dynticks.git rcu/dev
in testcase: boot
compiler: gcc-8
test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G
(please refer to attached dmesg/kmsg for entire log/backtrace)
+----------------------------------------------------+------------+------------+
| | d52b617a48 | 0e250956fc |
+----------------------------------------------------+------------+------------+
| BUG:using_smp_processor_id()in_preemptible | 0 | 12 |
+----------------------------------------------------+------------+------------+
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202404302322.1b0d3358-oliver.sang@intel.com
[ 0.817839][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.817908][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.818778][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.820106][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.821704][ T17] Call Trace:
[ 0.821874][ T17] <TASK>
[ 0.821874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.821874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.821874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.821874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.821874][ T17] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/preempt.h:103 include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 0.821874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.821874][ T17] kthread (kernel/kthread.c:388)
[ 0.821874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.821874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.821874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.821874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.821874][ T17] </TASK>
[ 0.822254][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.823604][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.824520][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.825854][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.825874][ T17] Call Trace:
[ 0.825874][ T17] <TASK>
[ 0.825874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.825874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.825874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.825874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.825874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.825874][ T17] kthread (kernel/kthread.c:388)
[ 0.825874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.825874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.825874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.825874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.825874][ T17] </TASK>
[ 0.831550][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.832960][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.833897][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.835238][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.836824][ T17] Call Trace:
[ 0.837330][ T17] <TASK>
[ 0.837782][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.837874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.837874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.837874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.837874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.837874][ T17] kthread (kernel/kthread.c:388)
[ 0.837874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.837874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.837874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.837874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.837874][ T17] </TASK>
[ 0.838640][ T1] smp: Bringing up secondary CPUs ...
[ 0.839832][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.841208][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.841901][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.843443][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.845092][ T17] Call Trace:
[ 0.845604][ T17] <TASK>
[ 0.845874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.845874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.845874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.845874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.845874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.845874][ T17] kthread (kernel/kthread.c:388)
[ 0.845874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.845874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.845874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.845874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.845874][ T17] </TASK>
[ 0.847305][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.848655][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.849576][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.849874][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.849874][ T17] Call Trace:
[ 0.849874][ T17] <TASK>
[ 0.849874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.849874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.849874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.849874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.849874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.849874][ T17] kthread (kernel/kthread.c:388)
[ 0.849874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.849874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.849874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.849874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.849874][ T17] </TASK>
[ 0.850627][ T1] smpboot: x86: Booting SMP configuration:
[ 0.851575][ T1] .... node #0, CPUs: #1
[ 0.852509][ T29] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/1/29
[ 0.052466][ T0] masked ExtINT on CPU#1
[ 0.853358][ T29] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.857578][ T29] CPU: 0 PID: 29 Comm: rcuop/1 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.857874][ T29] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.857874][ T29] Call Trace:
[ 0.857874][ T29] <TASK>
[ 0.857874][ T29] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.857874][ T29] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.857874][ T29] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.857874][ T29] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.857874][ T29] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/preempt.h:103 include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 0.857874][ T29] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.857874][ T29] kthread (kernel/kthread.c:388)
[ 0.857874][ T29] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.857874][ T29] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.857874][ T29] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.857874][ T29] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.857874][ T29] </TASK>
[ 0.857979][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.859295][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.860172][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.861449][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.861874][ T17] Call Trace:
[ 0.861874][ T17] <TASK>
[ 0.861874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.861874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.861874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.861874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.861874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.861874][ T17] kthread (kernel/kthread.c:388)
[ 0.861874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.861874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.861874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.861874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.861874][ T17] </TASK>
[ 0.862467][ T1] smp: Brought up 1 node, 2 CPUs
[ 0.863219][ T1] smpboot: Total of 2 processors activated (10774.03 BogoMIPS)
[ 0.871835][ T1] devtmpfs: initialized
[ 0.876771][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.877915][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.878875][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.880223][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.881840][ T17] Call Trace:
[ 0.881874][ T17] <TASK>
[ 0.881874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.881874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.881874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.881874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.881874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.881874][ T17] kthread (kernel/kthread.c:388)
[ 0.881874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.881874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.881874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.881874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.881874][ T17] </TASK>
[ 0.881909][ T29] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/1/29
[ 0.883248][ T29] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.884180][ T29] CPU: 0 PID: 29 Comm: rcuop/1 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.885538][ T29] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.885874][ T29] Call Trace:
[ 0.885874][ T29] <TASK>
[ 0.885874][ T29] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.885874][ T29] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.885874][ T29] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.885874][ T29] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.885874][ T29] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.885874][ T29] kthread (kernel/kthread.c:388)
[ 0.885874][ T29] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.885874][ T29] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.885874][ T29] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.885874][ T29] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.885874][ T29] </TASK>
[ 0.885986][ T17] BUG: using smp_processor_id() in preemptible [00000000] code: rcuop/0/17
[ 0.887343][ T17] caller is rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.885994][ T1] Running RCU synchronous self tests
[ 0.888231][ T17] CPU: 0 PID: 17 Comm: rcuop/0 Not tainted 6.9.0-rc2-00084-g0e250956fc1a #1
[ 0.888238][ T17] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 0.889874][ T17] Call Trace:
[ 0.889874][ T17] <TASK>
[ 0.889874][ T17] dump_stack_lvl (lib/dump_stack.c:117)
[ 0.889874][ T17] check_preemption_disabled (lib/smp_processor_id.c:49)
[ 0.889874][ T17] rcu_rdp_is_offloaded (kernel/rcu/tree_plugin.h:27 (discriminator 7))
[ 0.889874][ T17] rcu_nocb_cb_kthread (kernel/rcu/tree_nocb.h:936 kernel/rcu/tree_nocb.h:982)
[ 0.889874][ T17] ? rcu_momentary_dyntick_idle (kernel/rcu/tree_nocb.h:976)
[ 0.889874][ T17] kthread (kernel/kthread.c:388)
[ 0.889874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.889874][ T17] ret_from_fork (arch/x86/kernel/process.c:153)
[ 0.889874][ T17] ? kthread_complete_and_exit (kernel/kthread.c:341)
[ 0.889874][ T17] ret_from_fork_asm (arch/x86/entry/entry_64.S:256)
[ 0.889874][ T17] </TASK>
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20240430/202404302322.1b0d3358-oliver.sang@intel.com
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2024-04-30 15:20 UTC|newest]
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