__loop_clr_fd: partition scan of loop3 failed (rc=-22) Dev loop3: unable to read RDB block 1 loop3: unable to read partition table loop3: partition table beyond EOD, truncated ------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:357! loop_reread_partitions: partition scan of loop3 () failed (rc=-5) ------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:357! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 17734 Comm: syz-executor.0 Not tainted 5.0.0-rc8+ #88 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 3c cc 65 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 17 cc 65 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff88803df9f790 EFLAGS: 00010216 RAX: 0000000000040000 RBX: ffff88804ff8d370 RCX: ffffc90006070000 RDX: 000000000000052f RSI: ffffffff810a1309 RDI: 0000000000000007 RBP: ffff88803df9f790 R08: ffff88803df0a600 R09: ffff88804e208000 R10: ffffed1009c411ff R11: ffff88804e208fff R12: 1ffff11007bf3ef5 R13: ffff88804e208000 R14: ffff88803df9f808 R15: 000000000000ae41 FS: 00007f657d4b0700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000625208 CR3: 0000000036582000 CR4: 00000000001426f0 Call Trace: vmcs_clear arch/x86/kvm/vmx/ops.h:185 [inline] loaded_vmcs_init+0x95/0x250 arch/x86/kvm/vmx/vmx.c:566 alloc_loaded_vmcs+0x81/0x170 arch/x86/kvm/vmx/vmx.c:2440 vmx_create_vcpu+0x24e/0x24dd arch/x86/kvm/vmx/vmx.c:6729 kvm_arch_vcpu_create+0x80/0x120 arch/x86/kvm/x86.c:8721 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2564 [inline] kvm_vm_ioctl+0x5ce/0x1900 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3094 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f657d4afc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f657d4b06d4 R13: 00000000004c0924 R14: 00000000004d2738 R15: 00000000ffffffff Modules linked in: invalid opcode: 0000 [#2] PREEMPT SMP KASAN CPU: 1 PID: 17736 Comm: syz-executor.0 Tainted: G D 5.0.0-rc8+ #88 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 3c cc 65 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 17 cc 65 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff88803d46f958 EFLAGS: 00010216 RAX: 0000000000040000 RBX: 0000000000200000 RCX: ffffc90006472000 RDX: 000000000000029b RSI: ffffffff810a1309 RDI: 0000000000000005 RBP: ffff88803d46f958 R08: ffff88807e244080 R09: fffff52002a6b847 R10: fffff52002a6b846 R11: ffffc9001535c237 R12: 00000000c0000080 R13: 0000000000000048 R14: 0000000000000400 R15: 0000000000000500 FS: 00007f657d46e700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f529c4b3a30 CR3: 0000000036582000 CR4: 00000000001426e0 Call Trace: __vmcs_writel arch/x86/kvm/vmx/ops.h:117 [inline] vmcs_write64 arch/x86/kvm/vmx/ops.h:147 [inline] add_atomic_switch_msr_special arch/x86/kvm/vmx/vmx.c:817 [inline] add_atomic_switch_msr.constprop.0+0x870/0xd70 arch/x86/kvm/vmx/vmx.c:833 update_transition_efer arch/x86/kvm/vmx/vmx.c:928 [inline] setup_msrs+0x123a/0x1700 arch/x86/kvm/vmx/vmx.c:1571 vmx_set_efer+0x232/0x430 arch/x86/kvm/vmx/vmx.c:2666 __set_sregs+0x69e/0x1750 arch/x86/kvm/x86.c:8458 kvm_arch_vcpu_ioctl_set_sregs+0x26/0x40 arch/x86/kvm/x86.c:8520 kvm_vcpu_ioctl+0x2b0/0xfa0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2734 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f657d46dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29 RDX: 00000000200003c0 RSI: 000000004138ae84 RDI: 0000000000000005 RBP: 000000000073c0e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f657d46e6d4 R13: 00000000004c0f99 R14: 00000000004d2e28 R15: 00000000ffffffff Modules linked in: kobject: 'kvm' (000000004229dcf5): kobject_uevent_env ---[ end trace 2dc9367d8c5a555a ]--- kobject: 'loop3' (00000000ff653903): kobject_uevent_env kobject: 'kvm' (000000004229dcf5): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (00000000ff653903): fill_kobj_path: path = '/devices/virtual/block/loop3' RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 3c cc 65 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 17 cc 65 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 __loop_clr_fd: partition scan of loop3 failed (rc=-22) kobject: 'loop3' (00000000ff653903): kobject_uevent_env kobject: 'loop3' (00000000ff653903): fill_kobj_path: path = '/devices/virtual/block/loop3' ---[ end trace 2dc9367d8c5a555b ]--- net_ratelimit: 20 callbacks suppressed protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 protocol 88fb is buggy, dev hsr_slave_1 protocol 88fb is buggy, dev hsr_slave_0 protocol 88fb is buggy, dev hsr_slave_1 Code: e8 3c cc 65 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 17 cc 65 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff88803df9f790 EFLAGS: 00010216 RAX: 0000000000040000 RBX: ffff88804ff8d370 RCX: ffffc90006070000 Dev loop3: unable to read RDB block 1 RDX: 000000000000052f RSI: ffffffff810a1309 RDI: 0000000000000007 RBP: ffff88803df9f790 R08: ffff88803df0a600 R09: ffff88804e208000 loop3: unable to read partition table R10: ffffed1009c411ff R11: ffff88804e208fff R12: 1ffff11007bf3ef5 ------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:357! invalid opcode: 0000 [#3] PREEMPT SMP KASAN CPU: 1 PID: 8156 Comm: syz-executor.1 Tainted: G D 5.0.0-rc8+ #88 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 3c cc 65 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 17 cc 65 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff8880ae907e80 EFLAGS: 00010006 RAX: ffff888099070180 RBX: ffff888035dbbff0 RCX: ffffffff8132994a RDX: 0000000000010000 RSI: ffffffff810a1309 RDI: 0000000000000007 RBP: ffff8880ae907e80 R08: ffff888099070180 R09: ffffed1015d25be9 R10: ffffed1015d25be8 R11: ffff8880ae92df47 R12: 1ffff11015d20fd3 R13: ffff88804f536000 R14: ffff8880ae907ef8 R15: 0000000000000001 FS: 0000000001d0b940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8880ae907eb8 CR3: 000000008c3e7000 CR4: 00000000001426e0 Call Trace: vmcs_clear arch/x86/kvm/vmx/ops.h:185 [inline] loaded_vmcs_init+0x95/0x250 arch/x86/kvm/vmx/vmx.c:566 __loaded_vmcs_clear+0x229/0x360 arch/x86/kvm/vmx/vmx.c:633 flush_smp_call_function_queue+0x14a/0x500 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192 smp_call_function_single_interrupt+0xa3/0x460 arch/x86/kernel/smp.c:296 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:do_syscall_64+0x5b/0x610 arch/x86/entry/common.c:278 Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 1d 05 00 00 48 83 3d 07 e3 91 07 00 0f 84 32 04 00 00 e8 1c 3f 6f 00 fb 66 0f 1f 44 00 00 <65> 4c 8b 34 25 40 ee 01 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 RSP: 0018:ffff8880a8197f20 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff04 RAX: ffff888099070180 RBX: 00000000000000e4 RCX: 1ffffffff12b957f RDX: 0000000000000000 RSI: ffffffff8100a004 RDI: ffffffff81009fd6 RBP: ffff8880a8197f48 R08: ffff888099070180 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a8197f58 R13: ffffffff88928300 R14: 0000000000000000 R15: 0000000000000000 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45ac8a Code: 25 18 00 00 00 00 74 01 f0 48 0f b1 3d df ba 5f 00 48 39 c2 75 da f3 c3 0f 1f 84 00 00 00 00 00 48 63 ff b8 e4 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 f3 c3 0f 1f 40 00 48 c7 c2 d4 ff ff ff f7 RSP: 002b:00007ffd89a0daa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4 RAX: ffffffffffffffda RBX: 0000000000073a6d RCX: 000000000045ac8a RDX: 0000000000000000 RSI: 00007ffd89a0dab0 RDI: 0000000000000001 RBP: 00000000000003f5 R08: 0000000000000001 R09: 0000000001d0b940 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007 R13: 0000000000073746 R14: 0000000000000115 R15: 0000000000000001 Modules linked in: ---[ end trace 2dc9367d8c5a555c ]--- RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: e8 3c cc 65 00 41 bd 03 00 00 00 5b 44 89 e8 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 17 cc 65 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 49 89 d6 41 55 41 54 RSP: 0018:ffff88803df9f790 EFLAGS: 00010216 RAX: 0000000000040000 RBX: ffff88804ff8d370 RCX: ffffc90006070000 RDX: 000000000000052f RSI: ffffffff810a1309 RDI: 0000000000000007 RBP: ffff88803df9f790 R08: ffff88803df0a600 R09: ffff88804e208000 R10: ffffed1009c411ff R11: ffff88804e208fff R12: 1ffff11007bf3ef5 R13: ffff88804e208000 R14: ffff88803df9f808 R15: 000000000000ae41 FS: 0000000001d0b940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8880ae907eb8 CR3: 000000008c3e7000 CR4: 00000000001426e0