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[syzbot] [kernel?] BUG: using smp_processor_id() in preemptible code in pwq_release_workfn | 0 (1) | 2024/03/28 01:37 |
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[syzbot] [kernel?] BUG: using smp_processor_id() in preemptible code in pwq_release_workfn | 0 (1) | 2024/03/28 01:37 |
BUG: using smp_processor_id() in preemptible [00000000] code: pool_workqueue_/3 caller is pv_init_node kernel/locking/qspinlock_paravirt.h:284 [inline] caller is __pv_queued_spin_lock_slowpath+0x192/0xc60 kernel/locking/qspinlock.c:439 CPU: 1 PID: 3 Comm: pool_workqueue_ Not tainted 6.8.0-syzkaller-05238-g61df575632d6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106 check_preemption_disabled+0x10e/0x120 lib/smp_processor_id.c:49 pv_init_node kernel/locking/qspinlock_paravirt.h:284 [inline] __pv_queued_spin_lock_slowpath+0x192/0xc60 kernel/locking/qspinlock.c:439 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:584 [inline] queued_spin_lock_slowpath+0x42/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] lockdep_lock+0x1b0/0x2b0 kernel/locking/lockdep.c:144 lockdep_unregister_key+0x20d/0x540 kernel/locking/lockdep.c:6456 wq_unregister_lockdep kernel/workqueue.c:4655 [inline] pwq_release_workfn+0x6e0/0x840 kernel/workqueue.c:4958 kthread_worker_fn+0x4bf/0xab0 kernel/kthread.c:841 kthread+0x2f0/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 </TASK> BUG: using __this_cpu_add() in preemptible [00000000] code: pool_workqueue_/3 caller is __pv_queued_spin_lock_slowpath+0x945/0xc60 kernel/locking/qspinlock.c:565 CPU: 1 PID: 3 Comm: pool_workqueue_ Not tainted 6.8.0-syzkaller-05238-g61df575632d6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106 check_preemption_disabled+0x10e/0x120 lib/smp_processor_id.c:49 __pv_queued_spin_lock_slowpath+0x945/0xc60 kernel/locking/qspinlock.c:565 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:584 [inline] queued_spin_lock_slowpath+0x42/0x50 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] lockdep_lock+0x1b0/0x2b0 kernel/locking/lockdep.c:144 lockdep_unregister_key+0x20d/0x540 kernel/locking/lockdep.c:6456 wq_unregister_lockdep kernel/workqueue.c:4655 [inline] pwq_release_workfn+0x6e0/0x840 kernel/workqueue.c:4958 kthread_worker_fn+0x4bf/0xab0 kernel/kthread.c:841 kthread+0x2f0/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 </TASK> BUG: using __this_cpu_add() in preemptible [00000000] code: pool_workqueue_/3 caller is lockdep_unlock+0x16a/0x300 kernel/locking/lockdep.c:157 CPU: 1 PID: 3 Comm: pool_workqueue_ Not tainted 6.8.0-syzkaller-05238-g61df575632d6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2e0 lib/dump_stack.c:106 check_preemption_disabled+0x10e/0x120 lib/smp_processor_id.c:49 lockdep_unlock+0x16a/0x300 kernel/locking/lockdep.c:157 lockdep_unregister_key+0x45c/0x540 kernel/locking/lockdep.c:6471 wq_unregister_lockdep kernel/workqueue.c:4655 [inline] pwq_release_workfn+0x6e0/0x840 kernel/workqueue.c:4958 kthread_worker_fn+0x4bf/0xab0 kernel/kthread.c:841 kthread+0x2f0/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
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2024/03/24 01:22 | bpf-next | 61df575632d6 | 0ea90952 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-bpf-next-kasan-gce | BUG: using smp_processor_id() in preemptible code in pwq_release_workfn |