0xde8: [174217386713] delta:9607 . 0xdfc: [174243778030] delta:26391317 .d 0xe20: [174243785465] delta:7435 .d 0xe40: [174243785465] delta:0 TIME EXTEND 0xe48: [174243785465] delta:0 .d expected end:0xe60 last event actually ended at:0xe60 ------------[ cut here ]------------ system_state != SYSTEM_BOOTING WARNING: kernel/trace/ring_buffer.c:4785 at check_buffer.cold+0x1a2/0x1ef kernel/trace/ring_buffer.c:4785, CPU#1: syz.7.6158/20934 Modules linked in: CPU: 1 UID: 0 PID: 20934 Comm: syz.7.6158 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 RIP: 0010:check_buffer.cold+0x1a2/0x1ef kernel/trace/ring_buffer.c:4785 Code: 03 0f b6 14 11 38 d0 7c 04 84 d2 75 5c 8b 2d 3c 1a 22 11 31 ff 89 ee e8 6f 36 e9 00 85 ed 0f 84 b8 d1 eb 00 e8 f2 3b e9 00 90 <0f> 0b 90 e9 63 cf eb 00 49 c7 c7 80 5e f6 8b e9 51 fe ff ff e8 68 RSP: 0018:ffffc900065478d0 EFLAGS: 00010283 RAX: 0000000000014b5d RBX: 1ffff92000ca8f20 RCX: ffffc90012821000 RDX: 0000000000080000 RSI: ffffffff8123275e RDI: ffff8880356ca580 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000001 R12: 00000000000000ad R13: ffff88801e2c4000 R14: ffff888029b30000 R15: ffffffff8bf65a20 FS: 00007f28e147e6c0(0000) GS:ffff888122a40000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ef22ff8 CR3: 000000004b83c000 CR4: 00000000003526f0 Call Trace: __rb_reserve_next.constprop.0+0x486/0x1640 kernel/trace/ring_buffer.c:4875 rb_reserve_next_event kernel/trace/ring_buffer.c:5012 [inline] ring_buffer_lock_reserve+0x49a/0x1220 kernel/trace/ring_buffer.c:5071 __trace_buffer_lock_reserve kernel/trace/trace.h:1677 [inline] trace_event_buffer_lock_reserve+0x123/0x6f0 kernel/trace/trace.c:1935 trace_event_buffer_reserve+0x1f9/0x350 kernel/trace/trace_events.c:715 do_trace_event_raw_event_kvm_apicv_inhibit_changed arch/x86/kvm/trace.h:1477 [inline] trace_event_raw_event_kvm_apicv_inhibit_changed+0xe9/0x270 arch/x86/kvm/trace.h:1477 __do_trace_kvm_apicv_inhibit_changed arch/x86/kvm/trace.h:1477 [inline] trace_kvm_apicv_inhibit_changed arch/x86/kvm/trace.h:1477 [inline] set_or_clear_apicv_inhibit+0x1c6/0x280 arch/x86/kvm/x86.c:7278 kvm_apicv_init arch/x86/kvm/x86.c:7286 [inline] kvm_arch_init_vm+0x5ad/0x7d0 arch/x86/kvm/x86.c:9898 kvm_create_vm virt/kvm/kvm_main.c:1177 [inline] kvm_dev_ioctl_create_vm virt/kvm/kvm_main.c:5522 [inline] kvm_dev_ioctl+0xbc4/0x1b50 virt/kvm/kvm_main.c:5564 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f28e059f559 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f28e147e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f28e0825fa0 RCX: 00007f28e059f559 RDX: 0000000000000001 RSI: 000000000000ae01 RDI: 0000000000000003 RBP: 00007f28e0636b20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f28e0826038 R14: 00007f28e0825fa0 R15: 00007fffcbdb03f8