Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|---|
upstream | upstream boot error: INFO: rcu detected stall in corrupted (2) | -1 | 2 | 1774d | 1858d | 0/29 | auto-closed as invalid on 2021/01/21 09:32 |
syzbot |
sign-in | mailing list | source | docs |
Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|---|
upstream | upstream boot error: INFO: rcu detected stall in corrupted (2) | -1 | 2 | 1774d | 1858d | 0/29 | auto-closed as invalid on 2021/01/21 09:32 |
smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.00GHz (family: 0x6, model: 0x55, stepping: 0x3) Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only. rcu: Hierarchical SRCU implementation. NMI watchdog: Perf NMI watchdog permanently disabled smp: Bringing up secondary CPUs ... x86: Booting SMP configuration: .... node #0, CPUs: #1 MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. #2 #3 smp: Brought up 2 nodes, 4 CPUs smpboot: Max logical packages: 2 smpboot: Total of 4 processors activated (16001.56 BogoMIPS) devtmpfs: initialized x86/mm: Memory block size: 128MB rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-... } 10780 jiffies s: 29 root: 0x8/. rcu: blocking rcu_node structures: Task dump for CPU 3: swapper/0 R running task 28176 1 0 0x80004000 Call Trace: sched_show_task kernel/sched/core.c:5961 [inline] sched_show_task.cold+0x2e2/0x343 kernel/sched/core.c:5936 can_nice.part.0+0x10/0x10 kernel/sched/core.c:4578 _find_next_bit.constprop.0+0x1a3/0x200 lib/find_bit.c:67 synchronize_rcu_expedited_wait kernel/rcu/tree_exp.h:566 [inline] rcu_exp_wait_wake.cold+0x4d2/0x7ce kernel/rcu/tree_exp.h:583 cpumask_test_cpu.constprop.0+0x40/0x40 include/linux/cpumask.h:137 sync_rcu_exp_select_cpus+0x33c/0x720 kernel/rcu/tree_exp.h:441 rcu_exp_sel_wait_wake kernel/rcu/tree_exp.h:617 [inline] synchronize_rcu_expedited+0x51b/0x620 kernel/rcu/tree_exp.h:862 sync_rcu_exp_select_cpus+0x720/0x720 kernel/rcu/tree_exp.h:456 lock_is_held include/linux/lockdep.h:406 [inline] rcu_read_lock_sched_held+0x9c/0xd0 kernel/rcu/update.c:121 rcu_read_lock_any_held.part.0+0x50/0x50 arch/x86/include/asm/paravirt.h:754 initcall_blacklisted+0x124/0x190 init/main.c:1060 __bpf_trace_initcall_finish+0x30/0x30 include/trace/events/initcall.h:48 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline] __alloc_pages_nodemask+0x5f4/0x810 mm/page_alloc.c:4831 irq_alloc_matrix+0x191/0x191 kernel/irq/matrix.c:72 synchronize_rcu.part.0+0x7c/0xf0 kernel/rcu/tree.c:3164 synchronize_rcu_expedited+0x620/0x620 include/linux/compiler.h:226 irq_alloc_matrix+0x191/0x191 kernel/irq/matrix.c:72 lock_is_held include/linux/lockdep.h:406 [inline] rcu_read_lock_sched_held+0x9c/0xd0 kernel/rcu/update.c:121 alloc_pages_current+0x107/0x200 mm/mempolicy.c:2299 irq_alloc_matrix+0x191/0x191 kernel/irq/matrix.c:72 rcu_test_sync_prims kernel/rcu/update.c:220 [inline] rcu_set_runtime_mode+0xa/0x5a kernel/rcu/update.c:230 do_one_initcall+0x10a/0x7d0 init/main.c:1157 perf_trace_initcall_level+0x420/0x420 include/linux/perf_event.h:1151 lock_is_held include/linux/lockdep.h:406 [inline] rcu_read_lock_sched_held+0x9c/0xd0 kernel/rcu/update.c:121 rcu_read_lock_any_held.part.0+0x50/0x50 arch/x86/include/asm/paravirt.h:754 kmalloc include/linux/slab.h:560 [inline] kzalloc include/linux/slab.h:669 [inline] do_initcalls init/main.c:1239 [inline] do_basic_setup init/main.c:1266 [inline] kernel_init_freeable+0x3a5/0x5ae init/main.c:1450 do_initcall_level init/main.c:1230 [inline] do_initcalls init/main.c:1246 [inline] do_basic_setup init/main.c:1266 [inline] kernel_init_freeable+0x501/0x5ae init/main.c:1450 rest_init+0x365/0x365 init/main.c:646 kernel_init+0xd/0x1bb init/main.c:1357 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-... } 42524 jiffies s: 29 root: 0x8/. rcu: blocking rcu_node structures: Task dump for CPU 3: swapper/0 R running task 28176 1 0 0x80004000 Call Trace: sched_show_task kernel/sched/core.c:5961 [inline] sched_show_task.cold+0x2e2/0x343 kernel/sched/core.c:5936 can_nice.part.0+0x10/0x10 kernel/sched/core.c:4578 _find_next_bit.constprop.0+0x1a3/0x200 lib/find_bit.c:67 synchronize_rcu_expedited_wait kernel/rcu/tree_exp.h:566 [inline] rcu_exp_wait_wake.cold+0x4d2/0x7ce kernel/rcu/tree_exp.h:583 cpumask_test_cpu.constprop.0+0x40/0x40 include/linux/cpumask.h:137 sync_rcu_exp_select_cpus+0x33c/0x720 kernel/rcu/tree_exp.h:441 rcu_exp_sel_wait_wake kernel/rcu/tree_exp.h:617 [inline] synchronize_rcu_expedited+0x51b/0x620 kernel/rcu/tree_exp.h:862 sync_rcu_exp_select_cpus+0x720/0x720 kernel/rcu/tree_exp.h:456 lock_is_held include/linux/lockdep.h:406 [inline] rcu_read_lock_sched_held+0x9c/0xd0 kernel/rcu/update.c:121 rcu_read_lock_any_held.part.0+0x50/0x50 arch/x86/include/asm/paravirt.h:754 initcall_blacklisted+0x124/0x190 init/main.c:1060 __bpf_trace_initcall_finish+0x30/0x30 include/trace/events/initcall.h:48 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline] __alloc_pages_nodemask+0x5f4/0x810 mm/page_alloc.c:4831 irq_alloc_matrix+0x191/0x191 kernel/irq/matrix.c:72 synchronize_rcu.part.0+0x7c/0xf0 kernel/rcu/tree.c:3164 synchronize_rcu_expedited+0x620/0x620 include/linux/compiler.h:226 irq_alloc_matrix+0x191/0x191 kernel/irq/matrix.c:72 lock_is_held include/linux/lockdep.h:406 [inline] rcu_read_lock_sched_held+0x9c/0xd0 kernel/rcu/update.c:121 alloc_pages_current+0x107/0x200 mm/mempolicy.c:2299 irq_alloc_matrix+0x191/0x191 kernel/irq/matrix.c:72 rcu_test_sync_prims kernel/rcu/update.c:220 [inline] rcu_set_runtime_mode+0xa/0x5a kernel/rcu/update.c:230 do_one_initcall+0x10a/0x7d0 init/main.c:1157 perf_trace_initcall_level+0x420/0x420 include/linux/perf_event.h:1151 lock_is_held include/linux/lockdep.h:406 [inline] rcu_read_lock_sched_held+0x9c/0xd0 kernel/rcu/update.c:121 rcu_read_lock_any_held.part.0+0x50/0x50 arch/x86/include/asm/paravirt.h:754 kmalloc include/linux/slab.h:560 [inline] kzalloc include/linux/slab.h:669 [inline] do_initcalls init/main.c:1239 [inline] do_basic_setup init/main.c:1266 [inline] kernel_init_freeable+0x3a5/0x5ae init/main.c:1450 do_initcall_level init/main.c:1230 [inline] do_initcalls init/main.c:1246 [inline] do_basic_setup init/main.c:1266 [inline] kernel_init_freeable+0x501/0x5ae init/main.c:1450 rest_init+0x365/0x365 init/main.c:646 kernel_init+0xd/0x1bb init/main.c:1357 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2020/04/17 19:41 | upstream | 5d286d5ebcf6 | 435c6d53 | .config | console log | report | ci-qemu-upstream |