BUG: soft lockup in do_wp

Kernel	Title	Count	Last	Reported	Patched	Status
upstream	BUG: soft lockup in do_wp_page (2) kernel	1	1554d	1550d	0/26	auto-closed as invalid on 2020/04/16 05:42
upstream	BUG: soft lockup in do_wp_page (3) kernel	3	1381d	1383d	0/26	auto-closed as invalid on 2020/10/05 22:00
upstream	BUG: soft lockup in do_wp_page (4) mm	31	1081d	1127d	0/26	auto-closed as invalid on 2021/09/01 04:11

watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor5:14702] Modules linked in: irq event stamp: 31356 hardirqs last enabled at (31355): [<ffffffff81007d91>] trace_hardirqs_on_thunk+0x1a/0x1c hardirqs last disabled at (31356): [<ffffffff81007dad>] trace_hardirqs_off_thunk+0x1a/0x1c softirqs last enabled at (0): [<ffffffff81481d42>] copy_process+0x22a2/0x8780 kernel/fork.c:1812 softirqs last disabled at (0): [<0000000000000000>] (null) CPU: 1 PID: 14702 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #247 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:csd_lock_wait kernel/smp.c:108 [inline] RIP: 0010:smp_call_function_single+0x2a9/0x660 kernel/smp.c:302 Code: 24 78 84 d2 74 09 80 fa 03 0f 8e 2c 03 00 00 44 89 bc 24 e0 00 00 00 41 83 e7 01 31 ff 41 c6 04 24 f8 44 89 fe e8 27 4d 0c 00 <45> 85 ff 75 a5 e8 0d 4c 0c 00 e8 08 4c 0c 00 bf 01 00 00 00 e8 ee RSP: 0000:ffff880195e26fe0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: ffff880195e27058 RCX: ffffffff81728839 RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000005 RBP: ffff880195e27138 R08: ffff8801b81fe000 R09: ffffed003b5c5ba0 R10: ffffed003b5c5ba0 R11: ffff8801dae2dd07 R12: ffffed0032bc4e18 R13: 1ffff10032bc4e04 R14: dffffc0000000000 R15: 0000000000000001 FS: 00000000014b9940(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000072c000 CR3: 00000001d9668000 CR4: 00000000001426e0 Call Trace: smp_call_function_many+0x967/0xb60 kernel/smp.c:434 native_flush_tlb_others+0x106/0x6a0 arch/x86/mm/tlb.c:609 flush_tlb_others arch/x86/include/asm/paravirt.h:309 [inline] flush_tlb_mm_range+0x350/0x4d0 arch/x86/mm/tlb.c:658 flush_tlb_page arch/x86/include/asm/tlbflush.h:566 [inline] ptep_clear_flush+0x1fc/0x250 mm/pgtable-generic.c:87 wp_page_copy+0x901/0x14f0 mm/memory.c:2544 do_wp_page+0x774/0x1390 mm/memory.c:2793 handle_pte_fault mm/memory.c:3999 [inline] __handle_mm_fault+0x2c60/0x53e0 mm/memory.c:4107 handle_mm_fault+0x54f/0xc70 mm/memory.c:4144 __do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161 RIP: 0033:0x40ac50 Code: 70 2c 41 88 40 20 48 8b 44 24 50 49 89 40 10 48 8b 44 24 58 49 89 40 18 8b 44 24 48 41 89 40 24 31 c0 48 8b 94 04 20 01 00 00 <49> 89 94 01 30 bf 72 00 48 83 c0 08 48 83 f8 48 75 e6 e8 f9 80 ff RSP: 002b:00007ffc9bc047f0 EFLAGS: 00010297 RAX: 0000000000000030 RBX: 000000000000052b RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 000000000072bfa8 RBP: 000000000072bfa0 R08: 000000000072bfa0 R09: 00000000000000a0 R10: 00007f67ab7959d0 R11: 0000000000000202 R12: 000000000072bfac R13: 000000000072bfac R14: 0000000000000003 R15: 0000000000000001 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 14703 Comm: syz-executor5 Not tainted 4.19.0-rc4+ #247 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__lock_acquire+0x7d7/0x4ec0 kernel/locking/lockdep.c:3372 Code: 4c 89 94 24 80 00 00 00 e8 66 da ff ff 4c 8b 94 24 80 00 00 00 85 c0 44 8b 4c 24 68 0f 84 06 fa ff ff 4c 89 d6 ba 08 00 00 00 <4c> 89 f7 44 89 4c 24 68 4c 89 94 24 80 00 00 00 e8 34 da ff ff 4c RSP: 0018:ffff8801c1af6660 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 0000000000000675 RCX: 0000000000000002 RDX: 0000000000000008 RSI: ffff8801b406cfb8 RDI: ffff8801b406cfdc RBP: ffff8801c1af69e8 R08: 0000000000000000 R09: 0000000000000003 R10: ffff8801b406cfb8 R11: ffff8801b406cf2c R12: 0000000000000008 R13: 0000000000000006 R14: ffff8801b406c6c0 R15: 000000000000000a FS: 00007f67ab7b6700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32321000 CR3: 00000001d9668000 CR4: 00000000001426f0 Call Trace: lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3900 rcu_lock_acquire include/linux/rcupdate.h:244 [inline] srcu_read_lock include/linux/srcu.h:199 [inline] kvm_arch_vcpu_put+0x171/0x420 arch/x86/kvm/x86.c:3178 kvm_sched_out+0x91/0xb0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3985 __fire_sched_out_preempt_notifiers kernel/sched/core.c:2497 [inline] fire_sched_out_preempt_notifiers kernel/sched/core.c:2505 [inline] prepare_task_switch kernel/sched/core.c:2611 [inline] context_switch kernel/sched/core.c:2790 [inline] __schedule+0xf8c/0x1ed0 kernel/sched/core.c:3473 preempt_schedule_irq+0x87/0x110 kernel/sched/core.c:3700 retint_kernel+0x1b/0x2d RIP: 0010:update_stack_state+0x13e/0x690 arch/x86/kernel/unwind_frame.c:224 Code: ea 03 0f b6 04 02 48 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 f0 04 00 00 41 c6 46 35 01 41 bf a8 00 00 00 4c 89 ad 28 ff ff ff <49> 8d 76 08 8b 85 24 ff ff ff 49 bc 00 00 00 00 00 fc ff df 49 89 RSP: 0018:ffff8801c1af6e50 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: ffff8801c1af7340 RBX: ffff8801c1af7340 RCX: ffff8801c1af7030 RDX: 1ffff1003835ee17 RSI: ffff8801c1af7340 RDI: ffff8801c1af70b8 RBP: ffff8801c1af6f58 R08: ffff8801c1af70b8 R09: ffff8801b406c6c0 R10: ffffed003835ee1a R11: ffff8801c1af70d7 R12: 1ffff1003835edd2 R13: ffff8801c1af7340 R14: ffff8801c1af7080 R15: 0000000000000010 unwind_next_frame.part.7+0x1ae/0x9e0 arch/x86/kernel/unwind_frame.c:329 unwind_next_frame+0x3e/0x50 arch/x86/kernel/unwind_frame.c:287 __save_stack_trace+0x7d/0xf0 arch/x86/kernel/stacktrace.c:44 save_stack_trace+0x1a/0x20 arch/x86/kernel/stacktrace.c:60 save_stack+0x43/0xd0 mm/kasan/kasan.c:448 set_track mm/kasan/kasan.c:460 [inline] kasan_kmalloc+0xc7/0xe0 mm/kasan/kasan.c:553 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:490 slab_post_alloc_hook mm/slab.h:444 [inline] slab_alloc mm/slab.c:3392 [inline] kmem_cache_alloc+0x11b/0x730 mm/slab.c:3552 kmem_cache_zalloc include/linux/slab.h:697 [inline] mmu_topup_memory_cache arch/x86/kvm/mmu.c:917 [inline] mmu_topup_memory_caches+0xf7/0x390 arch/x86/kvm/mmu.c:963 kvm_mmu_load+0x21/0xfa0 arch/x86/kvm/mmu.c:4952 kvm_mmu_reload arch/x86/kvm/mmu.h:86 [inline] vcpu_enter_guest+0x3dee/0x62e0 arch/x86/kvm/x86.c:7513 vcpu_run arch/x86/kvm/x86.c:7711 [inline] kvm_arch_vcpu_ioctl_run+0x375/0x16e0 arch/x86/kvm/x86.c:7888 kvm_vcpu_ioctl+0x72b/0x1150 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2590 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457679 Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f67ab7b5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f67ab7b66d4 RCX: 0000000000457679 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004d0078 R14: 00000000004c016d R15: 0000000000000000