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fatal error: entry failed (2)

Status: moderation: reported C repro on 2021/02/07 06:30
Reported-by: syzbot+b300cb9c4ee1ca667711@syzkaller.appspotmail.com
First crash: 1180d, last: 358d
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor fatal error: entry failed 2 2071d 2075d 0/26 auto-closed as invalid on 2019/02/22 13:29

Sample crash report:
fatal error: entry failed

goroutine 19741 [running]:
runtime.throw({0x1131932?, 0xf?})
	GOROOT/src/runtime/panic.go:992 +0x71 fp=0xc000987568 sp=0xc000987538 pc=0x435ed1
gvisor.dev/gvisor/pkg/sentry/platform/kvm.dieHandler(0x3e12000?)
	pkg/sentry/platform/kvm/bluepill.go:86 +0x25 fp=0xc000987588 sp=0xc000987568 pc=0xc34005
gvisor.dev/gvisor/pkg/sentry/platform/kvm.dieHandler(0xc00027f8c0)
	<autogenerated>:1 +0x25 fp=0xc0009875a0 sp=0xc000987588 pc=0xc3db05
runtime: unexpected return pc for gvisor.dev/gvisor/pkg/safecopy.memcpy called from 0xc00027f8c0
stack: frame={sp:0xc0009875a0, fp:0xc0009875a8} stack=[0xc000986000,0xc000988000)
0x000000c0009874a0:  0x0000000000000000  0x000000c000a75080 
0x000000c0009874b0:  0x0000000000000018  0x000000000134b0f8 
0x000000c0009874c0:  0x000000c000493200  0x00000000f8861000 
0x000000c0009874d0:  0x0101010101010100  0x0000000000000101 
0x000000c0009874e0:  0x0000000000000000  0x0000000000000000 
0x000000c0009874f0:  0x00000000004676ee <runtime.systemstack+0x000000000000002e>  0x0000000000436110 <runtime.fatalthrow+0x0000000000000050> 
0x000000c000987500:  0x000000c000987508  0x0000000000436140 <runtime.fatalthrow.func1+0x0000000000000000> 
0x000000c000987510:  0x000000c0005f8d00  0x0000000000435ed1 <runtime.throw+0x0000000000000071> 
0x000000c000987520:  0x000000c000987538  0x000000c000987558 
0x000000c000987530:  0x0000000000435ed1 <runtime.throw+0x0000000000000071>  0x000000c000987540 
0x000000c000987540:  0x0000000000435f00 <runtime.throw.func1+0x0000000000000000>  0x0000000001131932 
0x000000c000987550:  0x000000000000000c  0x000000c000987578 
0x000000c000987560:  0x0000000000c34005 <gvisor.dev/gvisor/pkg/sentry/platform/kvm.dieHandler+0x0000000000000025>  0x0000000001131932 
0x000000c000987570:  0x000000000000000f  0x000000c000987590 
0x000000c000987580:  0x0000000000c3db05 <gvisor.dev/gvisor/pkg/sentry/platform/kvm.dieHandler+0x0000000000000025>  0x0000000003e12000 
0x000000c000987590:  0x000000c000987638  0x000000000067b723 <gvisor.dev/gvisor/pkg/safecopy.memcpy+0x0000000000000083> 
0x000000c0009875a0: <0x000000c00027f8c0 >0x000000000067a42f <gvisor.dev/gvisor/pkg/safecopy.copyIn+0x000000000000006f> 
0x000000c0009875b0:  0x00003f82d1608000  0x00003f82c7314000 
0x000000c0009875c0:  0x0000000000001000  0x000000c0066b5c00 
0x000000c0009875d0:  0x0000049200000000  0x0000000000434b93 <runtime.deferreturn+0x0000000000000033> 
0x000000c0009875e0:  0x000000c000987758  0x0000000020000000 
0x000000c0009875f0:  0x00003f82d1608000  0x0000000000203000 
0x000000c000987600:  0x0000000000203000  0x0000000000000005 
0x000000c000987610:  0x000000c002bad400  0x0000000000be8948 <gvisor.dev/gvisor/pkg/sentry/syscalls/linux/vfs2.Mmap+0x00000000000005e8> 
0x000000c000987620:  0x000000000000000c  0x0000000000000004 
0x000000c000987630:  0x0000000003e12000  0x000000c0009876e0 
0x000000c000987640:  0x000000000067c345 <gvisor.dev/gvisor/pkg/safemem.Copy+0x0000000000000145>  0x00003f82d1608000 
0x000000c000987650:  0x0000000000001000  0x0000000000001000 
0x000000c000987660:  0x00003f82c7314000  0x00000000f9000000 
0x000000c000987670:  0x00003f82c7314000  0x00003f82d1608000 
0x000000c000987680:  0x00003f82d1608000  0x0000000000001000 
0x000000c000987690:  0x0000000000001000  0x0000000000001000 
0x000000c0009876a0:  0x000000c0008aa400 
gvisor.dev/gvisor/pkg/safecopy.memcpy(0x67a42f, 0x3f82d1608000, 0x3f82c7314000)
	pkg/safecopy/memcpy_amd64.s:82 +0x83 fp=0xc0009875a8 sp=0xc0009875a0 pc=0x67b723
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:380 +0xf9

Crashes (62):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/09/21 19:17 gvisor 09b4b765989c 380f82fb .config console log report syz C ci-gvisor-kvm fatal error: entry failed
2022/06/04 04:06 gvisor 0968254ce715 c8857892 .config console log report syz C ci-gvisor-kvm fatal error: entry failed
2021/06/26 12:06 gvisor e5526f4f2696 9d2ab5df .config console log report syz C ci-gvisor-kvm fatal error: entry failed
2021/02/15 21:55 gvisor ba51999fa65d 98682e5e .config console log report syz C ci-gvisor-kvm fatal error: entry failed
2021/02/15 20:03 gvisor 3ef012944d32 98682e5e .config console log report syz C ci-gvisor-kvm-cover fatal error: entry failed
2022/09/21 18:59 gvisor 09b4b765989c 380f82fb .config console log report syz ci-gvisor-kvm-cover fatal error: entry failed
2023/05/02 18:53 gvisor 431591ffc24c 52d40fd2 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/23 06:30 gvisor f3d91c753f3e 2b32bd34 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/22 05:22 gvisor 8478fe0a277f 2b32bd34 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/16 06:28 gvisor 927e99ebaacb ec410564 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/15 10:59 gvisor 927e99ebaacb ec410564 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/10 05:19 gvisor dadab011674c 71147e29 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/08 19:23 gvisor dadab011674c 71147e29 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/04/06 22:19 gvisor f1a8f2714cae 00ce4c67 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/03/22 16:58 gvisor 0cbe6fc83584 d846e076 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/03/21 23:57 gvisor fc94225c333d 8b4eb097 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/03/13 09:22 gvisor 7fc86b2c47e9 5205ef30 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/03/12 10:07 gvisor 7fc86b2c47e9 5205ef30 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/03/03 09:23 gvisor 5a6447f491af f8902b57 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/02/19 16:03 gvisor f11778abbab6 bcdf85f8 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2023/02/16 00:57 gvisor 52985127a0e0 6be0f1f5 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/10/30 10:11 gvisor 6b3b5493d0ea 2a71366b .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/10/18 20:08 gvisor cf1320ce5021 b31320fc .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/09/21 16:57 gvisor 09b4b765989c 380f82fb .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/06/25 21:55 gvisor 45b06bbb7636 a371c43c .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/06/04 03:49 gvisor 0968254ce715 c8857892 .config console log report info ci-gvisor-kvm fatal error: entry failed
2022/04/06 15:05 gvisor 019e0c930183 86b4b7f8 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/04/05 13:37 gvisor 399199e4b7c8 5915c2cb .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/03/15 12:15 gvisor 9118171bef5d 9e8eaa75 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/03/14 17:56 gvisor ee133dbcf204 9e8eaa75 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/02/06 21:22 gvisor 6c2d9a2359e3 a7dab638 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/30 10:03 gvisor 2a3d59997fb9 495e00c5 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/28 00:48 gvisor f54fcc6e11ae 64a8e201 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/21 13:01 gvisor 65a26689cb04 214351e1 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/20 12:57 gvisor 5fb527632358 5da9499f .config console log report info ci-gvisor-kvm fatal error: entry failed
2022/01/13 06:58 gvisor f2a57c9dac27 44d1319a .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/12 19:43 gvisor f2a57c9dac27 44d1319a .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/10 04:42 gvisor f2a57c9dac27 2ca0d385 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/06 01:28 gvisor 496ba59add3c 6acc789a .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2022/01/01 08:09 gvisor b488df0a2f15 e1768e9c .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/12/28 21:24 gvisor e739f982c087 76c8cf06 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/12/26 10:11 gvisor 715f9b6539a1 e4f103c4 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/12/14 13:45 gvisor 7f72261ad1d0 d018dd31 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/12/13 23:57 gvisor a9938e0f142c 5d14b1ea .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/12/03 09:43 gvisor 40355372f94d 61f86278 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/12/01 23:58 gvisor 4aec33aac600 61f86278 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/11/23 09:02 gvisor 2bedb2dc397a 545ab074 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/11/19 15:51 gvisor 91313ede801a 3a9d0024 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/11/14 08:54 gvisor 91f58d2cc8d3 83f5c9b5 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/11/08 10:46 gvisor 4622e17bccc7 4c1be0be .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/09/21 03:55 gvisor d139087b3f7b af796c18 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/09/19 06:47 gvisor 09477db2bc05 70b76c1d .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/08/23 22:26 gvisor 8dc3be7a61c9 b599f2fc .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/08/21 14:13 gvisor 0a15a216daab b599f2fc .config console log report info ci-gvisor-kvm fatal error: entry failed
2021/08/03 04:49 gvisor 4f6c1f30937e 6c236867 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/06/27 15:39 gvisor e5526f4f2696 9d2ab5df .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/04/23 12:48 gvisor 9e4aa04ad1f6 17f0b706 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/03/07 07:35 gvisor 0a909ba75a55 e4b4d570 .config console log report info ci-gvisor-kvm fatal error: entry failed
2021/02/26 00:56 gvisor 0462dfe9f8bf 76f7fc95 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/02/17 20:11 gvisor 2f35fa14abe5 14052202 .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/02/15 17:37 gvisor 3ef012944d32 98682e5e .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
2021/01/31 05:22 gvisor 8dda226542d7 fc9fd31e .config console log report info ci-gvisor-kvm-cover fatal error: entry failed
* Struck through repros no longer work on HEAD.