Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/07/28 | lts (merge base) | fd63fb84ed6d | C | [report] BUG: soft lockup in vfork |
2024/07/28 | upstream (ToT) | 5437f30d3458 | C | Didn't crash |
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Date | Name | Commit | Repro | Result |
---|---|---|---|---|
2024/07/28 | lts (merge base) | fd63fb84ed6d | C | [report] BUG: soft lockup in vfork |
2024/07/28 | upstream (ToT) | 5437f30d3458 | C | Didn't crash |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
linux-6.1 | INFO: rcu detected stall in kthreadd | 1 | 115d | 115d | 0/3 | auto-obsoleted due to no activity on 2024/08/23 07:20 | |||
upstream | INFO: rcu detected stall in kthreadd mm | 2 | 135d | 146d | 0/27 | auto-obsoleted due to no activity on 2024/07/25 04:06 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2024/08/11 13:17 | 1h03m | retest repro | android13-5.15-lts | report log | |
2024/07/21 22:16 | 14m | retest repro | android13-5.15-lts | OK log |
watchdog: BUG: soft lockup - CPU#0 stuck for 143s! [kthreadd:2] Modules linked in: CPU: 0 PID: 2 Comm: kthreadd Not tainted 5.15.151-syzkaller-00127-g4edafe6c0231 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] RIP: 0010:arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] RIP: 0010:kvm_wait+0x147/0x180 arch/x86/kernel/kvm.c:918 Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d 2b 02 13 04 fb f4 <e9> 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c RSP: 0018:ffffc900000270c0 EFLAGS: 00000246 RAX: 0000000000000001 RBX: 1ffff92000004e1c RCX: 1ffffffff0d5aa9c RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff8881f7038ad4 RBP: ffffc90000027170 R08: dffffc0000000000 R09: ffffed103ee0715b R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff8881f7038ad4 R14: 0000000000000001 R15: 1ffff92000004e20 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffcbfee7be8 CR3: 000000011b746000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> </IRQ> <TASK> pv_wait arch/x86/include/asm/paravirt.h:597 [inline] pv_wait_node kernel/locking/qspinlock_paravirt.h:325 [inline] __pv_queued_spin_lock_slowpath+0x41b/0xc40 kernel/locking/qspinlock.c:473 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:187 [inline] __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline] _raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:178 sock_hash_delete_elem+0xb1/0x2f0 net/core/sock_map.c:937 bpf_prog_2c29ac5cdc6b1842+0x3a/0x4a8 bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:625 [inline] bpf_prog_run include/linux/filter.h:632 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run4+0x13f/0x270 kernel/trace/bpf_trace.c:1919 __bpf_trace_mm_page_alloc+0xbf/0xf0 include/trace/events/kmem.h:201 trace_mm_page_alloc include/trace/events/kmem.h:201 [inline] __alloc_pages+0x3cb/0x8f0 mm/page_alloc.c:5799 __alloc_pages_node include/linux/gfp.h:591 [inline] alloc_pages_node include/linux/gfp.h:605 [inline] alloc_pages include/linux/gfp.h:618 [inline] __get_free_pages+0x10/0x30 mm/page_alloc.c:5814 kasan_populate_vmalloc_pte+0x39/0x130 mm/kasan/shadow.c:266 apply_to_pte_range mm/memory.c:2610 [inline] apply_to_pmd_range mm/memory.c:2654 [inline] apply_to_pud_range mm/memory.c:2690 [inline] apply_to_p4d_range mm/memory.c:2726 [inline] __apply_to_page_range+0x8dd/0xbe0 mm/memory.c:2760 apply_to_page_range+0x3b/0x50 mm/memory.c:2779 kasan_populate_vmalloc+0x65/0x70 mm/kasan/shadow.c:297 alloc_vmap_area+0x192f/0x1a80 mm/vmalloc.c:1576 __get_vm_area_node+0x158/0x360 mm/vmalloc.c:2439 __vmalloc_node_range+0xe2/0x8d0 mm/vmalloc.c:3051 alloc_thread_stack_node kernel/fork.c:254 [inline] dup_task_struct+0x416/0xc60 kernel/fork.c:944 copy_process+0x5c4/0x3290 kernel/fork.c:2094 kernel_clone+0x21e/0x9e0 kernel/fork.c:2662 kernel_thread+0x168/0x1e0 kernel/fork.c:2723 create_kthread kernel/kthread.c:360 [inline] kthreadd+0x35b/0x490 kernel/kthread.c:715 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/07/28 13:03 | android13-5.15-lts | 4edafe6c0231 | 46eb10b7 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci2-android-5-15-perf | BUG: soft lockup in kthreadd | |
2024/07/07 21:56 | android13-5.15-lts | 9044d25b8ff5 | 2a40360c | .config | strace log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci2-android-5-15-perf | BUG: soft lockup in kthreadd |