* WARNING:at arch/x86/kvm/vmx/vmx.c:4809 handle_exception_nmi+0x5ab/0x5c0
@ 2020-10-02 7:44 Naresh Kamboju
0 siblings, 0 replies; only message in thread
From: Naresh Kamboju @ 2020-10-02 7:44 UTC (permalink / raw)
To: open list, open list:KERNEL SELFTEST FRAMEWORK,
Linux-Next Mailing List, kvm list, lkft-triage, X86 ML
Cc: Paolo Bonzini, Sean Christopherson, Vitaly Kuznetsov, Wanpeng Li,
Jim Mattson, Joerg Roedel, Thomas Gleixner, Ingo Molnar,
Borislav Petkov, H. Peter Anvin, mgamal
While running kselftest kvm evmcs_test the following kernel warning was noticed
on x86_64 running linux next 20201001 kernel.
WARNING: CPU: 0 PID: 11202 at
/usr/src/kernel/arch/x86/kvm/vmx/vmx.c:4809
handle_exception_nmi+0x5ab/0x5c0
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
steps to reproduce:
# cd /opt/kselftests/kvm
# ./evmcs_test
metadata:
git branch: master
git repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git commit: d39294091fee6b89d9c4a683bb19441b25098330
git describe: next-20201001
make_kernelversion: 5.9.0-rc7
kernel-config:
http://snapshots.linaro.org/openembedded/lkft/lkft/sumo/intel-corei7-64/lkft/linux-next/872/config
# selftests: kvm: evmcs_test
[ 492.217268] ------------[ cut here ]------------
[ 492.222034] WARNING: CPU: 0 PID: 11202 at
/usr/src/kernel/arch/x86/kvm/vmx/vmx.c:4809
handle_exception_nmi+0x5ab/0x5c0
[ 492.232747] Modules linked in: sch_fq sch_ingress veth algif_hash
x86_pkg_temp_thermal fuse [last unloaded: gpio_mockup]
[ 492.243664] CPU: 0 PID: 11202 Comm: evmcs_test Tainted: G W
5.9.0-rc7-next-20201001 #1
[ 492.252899] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS
2.0b 07/27/2017
[ 492.260398] RIP: 0010:handle_exception_nmi+0x5ab/0x5c0
[ 492.265554] Code: 84 f7 fb ff ff 8b 93 ac 0e 00 00 85 d2 0f 84 e4
fb ff ff c7 83 ac 0e 00 00 00 00 00 00 48 89 df e8 9a f2 fa ff e9 d2
fb ff ff <0f> 0b e9 cc fd ff ff 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00
00 0f
[ 492.284317] RSP: 0018:ffffbf3001323cf8 EFLAGS: 00010246
[ 492.289568] RAX: 0000000000000060 RBX: ffff9f5b08048000 RCX: 0000000000000000
[ 492.296716] RDX: 00000000f359fd01 RSI: 0000000000000000 RDI: 000000008000030e
[ 492.303868] RBP: ffffbf3001323d20 R08: 0000000080000306 R09: 0000000000000000
[ 492.311018] R10: ffffbf3001323c30 R11: ffffbf30013e7000 R12: 0000000000000000
[ 492.318167] R13: 0000000000000000 R14: ffff9f5b52714000 R15: 0000000000000000
[ 492.325492] FS: 00007f22a58cc740(0000) GS:ffff9f5b5fc00000(0000)
knlGS:0000000000000000
[ 492.333596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 492.339362] CR2: 0000000000000000 CR3: 00000004013c0006 CR4: 00000000003726f0
[ 492.346513] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 492.353662] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 492.360814] Call Trace:
[ 492.363293] vmx_handle_exit+0x102/0x5e0
[ 492.367241] vcpu_enter_guest+0xe27/0x18a0
[ 492.371361] ? lock_acquire+0x9c/0x390
[ 492.375132] ? kvm_arch_vcpu_ioctl_run+0x9c/0x620
[ 492.379865] kvm_arch_vcpu_ioctl_run+0x12b/0x620
[ 492.384501] ? kvm_arch_vcpu_ioctl_run+0x12b/0x620
[ 492.389316] kvm_vcpu_ioctl+0x261/0x670
[ 492.393183] ? security_file_ioctl+0x37/0x50
[ 492.397500] __x64_sys_ioctl+0x96/0xd0
[ 492.401283] do_syscall_64+0x37/0x50
[ 492.404878] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 492.409954] RIP: 0033:0x7f22a51ca8f7
[ 492.413551] Code: b3 66 90 48 8b 05 a1 35 2c 00 64 c7 00 26 00 00
00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00
00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 71 35 2c 00 f7 d8 64 89
01 48
[ 492.432312] RSP: 002b:00007ffe09251188 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 492.439895] RAX: ffffffffffffffda RBX: 00000000007d23d0 RCX: 00007f22a51ca8f7
[ 492.447043] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000009
[ 492.454195] RBP: 000000000000000b R08: 000000000040d893 R09: 0000000000000005
[ 492.461344] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe09251210
[ 492.468495] R13: 00007f22a58c5000 R14: 00007ffe092512a0 R15: 000000000000000b
[ 492.475658] CPU: 0 PID: 11202 Comm: evmcs_test Tainted: G W
5.9.0-rc7-next-20201001 #1
[ 492.484879] Hardware name: Supermicro SYS-5019S-ML/X11SSH-F, BIOS
2.0b 07/27/2017
[ 492.492357] Call Trace:
[ 492.494803] dump_stack+0x7d/0x9f
[ 492.498126] __warn+0x94/0x100
[ 492.501183] ? handle_exception_nmi+0x5ab/0x5c0
[ 492.505715] report_bug+0xc0/0x150
[ 492.509123] handle_bug+0x48/0x80
[ 492.512442] exc_invalid_op+0x18/0x70
[ 492.516108] asm_exc_invalid_op+0x12/0x20
[ 492.520119] RIP: 0010:handle_exception_nmi+0x5ab/0x5c0
[ 492.525257] Code: 84 f7 fb ff ff 8b 93 ac 0e 00 00 85 d2 0f 84 e4
fb ff ff c7 83 ac 0e 00 00 00 00 00 00 48 89 df e8 9a f2 fa ff e9 d2
fb ff ff <0f> 0b e9 cc fd ff ff 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00
00 0f
[ 492.544001] RSP: 0018:ffffbf3001323cf8 EFLAGS: 00010246
[ 492.549229] RAX: 0000000000000060 RBX: ffff9f5b08048000 RCX: 0000000000000000
[ 492.556361] RDX: 00000000f359fd01 RSI: 0000000000000000 RDI: 000000008000030e
[ 492.563492] RBP: ffffbf3001323d20 R08: 0000000080000306 R09: 0000000000000000
[ 492.570625] R10: ffffbf3001323c30 R11: ffffbf30013e7000 R12: 0000000000000000
[ 492.577757] R13: 0000000000000000 R14: ffff9f5b52714000 R15: 0000000000000000
[ 492.584900] vmx_handle_exit+0x102/0x5e0
[ 492.588839] vcpu_enter_guest+0xe27/0x18a0
[ 492.592943] ? lock_acquire+0x9c/0x390
[ 492.596697] ? kvm_arch_vcpu_ioctl_run+0x9c/0x620
[ 492.601411] kvm_arch_vcpu_ioctl_run+0x12b/0x620
[ 492.606037] ? kvm_arch_vcpu_ioctl_run+0x12b/0x620
[ 492.610833] kvm_vcpu_ioctl+0x261/0x670
[ 492.614675] ? security_file_ioctl+0x37/0x50
[ 492.618963] __x64_sys_ioctl+0x96/0xd0
[ 492.622725] do_syscall_64+0x37/0x50
[ 492.626308] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 492.631362] RIP: 0033:0x7f22a51ca8f7
[ 492.634938] Code: b3 66 90 48 8b 05 a1 35 2c 00 64 c7 00 26 00 00
00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00
00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 71 35 2c 00 f7 d8 64 89
01 48
[ 492.653676] RSP: 002b:00007ffe09251188 EFLAGS: 00000246 ORIG_RAX:
0000000000000010
[ 492.661243] RAX: ffffffffffffffda RBX: 00000000007d23d0 RCX: 00007f22a51ca8f7
[ 492.668373] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000009
[ 492.675498] RBP: 000000000000000b R08: 000000000040d893 R09: 0000000000000005
[ 492.682632] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe09251210
[ 492.689763] R13: 00007f22a58c5000 R14: 00007ffe092512a0 R15: 000000000000000b
[ 492.696921] irq event stamp: 33513
[ 492.700345] hardirqs last enabled at (33523): [<ffffffffa4a3f229>]
console_unlock+0x4a9/0x5b0
[ 492.708970] hardirqs last disabled at (33532): [<ffffffffa4a3f183>]
console_unlock+0x403/0x5b0
[ 492.717596] softirqs last enabled at (33388): [<ffffffffa5c00308>]
__do_softirq+0x308/0x42a
[ 492.726043] softirqs last disabled at (33351): [<ffffffffa5a00f82>]
asm_call_irq_on_stack+0x12/0x20
[ 492.735099] ---[ end trace 3a8d97eed7321275 ]---
full test log link,
https://lkft.validation.linaro.org/scheduler/job/1809553#L6581
--
Linaro LKFT
https://lkft.linaro.org
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