syzbot

 sign-in | mailing list | source | docs
🐞 Open [41]
🐞 Fixed [469]
🐞 Invalid [348]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
💬 Send us feedback

panic: unknown host errno "errno NUM" (NUM)

Status: fixed on 2024/08/27 14:22
Fix commit: 9ecb627726cf Fix syzkaller panic for unknown error 58.
First crash: 127d, last: 91d
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
gvisor panic: unknown host errno "errno NUM" (NUM) (2) C 286 58d 83d 26/26 fixed on 2024/09/30 10:41

Sample crash report:
panic: unknown host errno "errno 41" (41)

goroutine 139 gp=0xc0007eaa80 m=20 mp=0xc000c98008 [running]:
panic({0x1b98b40?, 0xc000a90f60?})
	GOROOT/src/runtime/panic.go:779 +0x158 fp=0xc000b306d0 sp=0xc000b30620 pc=0x43ed58
gvisor.dev/gvisor/pkg/syserr.FromHost(0x29)
	pkg/syserr/host_linux.go:34 +0x19e fp=0xc000b30738 sp=0xc000b306d0 pc=0xa94b1e
gvisor.dev/gvisor/pkg/syserr.FromError({0x205bac0, 0x2cd7108})
	pkg/syserr/syserr.go:237 +0xe5 fp=0xc000b307b0 sp=0xc000b30738 pc=0xa96725
gvisor.dev/gvisor/pkg/sentry/loader.Load({0x207ecb8, 0xc000b42008}, {0xc000766008, 0xc00043a798, 0x1, {0xc00035ef00, 0x7}, 0x0, {0xc0001d3550, 0xc0004bf208}, ...}, ...)
	pkg/sentry/loader/loader.go:268 +0x29c fp=0xc000b30d70 sp=0xc000b307b0 pc=0xedc39c
gvisor.dev/gvisor/pkg/sentry/kernel.(*Kernel).LoadTaskImage(0xc000201008, {0x207ecb8, 0xc000b42008}, {0xc000766008, 0xc00043a798, 0x1, {0xc00035ef00, 0x7}, 0x0, {0xc0001d3550, ...}, ...})
	pkg/sentry/kernel/task_image.go:153 +0x265 fp=0xc000b31048 sp=0xc000b30d70 pc=0xf5ec05
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.execveat(0xc000b42008, 0xffffff9c, 0x200001c0, 0x0, 0x0, 0x0)
	pkg/sentry/syscalls/linux/sys_thread.go:182 +0x11bf fp=0xc000b314a0 sp=0xc000b31048 pc=0x124c77f
gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Execve(0xc000b42008, 0xca?, {{0x200001c0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/syscalls/linux/sys_thread.go:70 +0xab fp=0xc000b31508 sp=0xc000b314a0 pc=0x124b40b
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000b42008, 0x3b, {{0x200001c0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:143 +0xb9f fp=0xc000b31968 sp=0xc000b31508 pc=0xf7f0df
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000b42008, 0x3b, {{0x200001c0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:323 +0x85 fp=0xc000b31a10 sp=0xc000b31968 pc=0xf81205
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000b42008, 0x3b, {{0x200001c0}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
	pkg/sentry/kernel/task_syscall.go:283 +0xc7 fp=0xc000b31a80 sp=0xc000b31a10 pc=0xf80b27
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000b42008)
	pkg/sentry/kernel/task_syscall.go:258 +0x54a fp=0xc000b31bb0 sp=0xc000b31a80 pc=0xf8068a
gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000b42008?, 0xc000b42008)
	pkg/sentry/kernel/task_run.go:263 +0x22f5 fp=0xc000b31e98 sp=0xc000b31bb0 pc=0xf68475
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000b42008, 0x9)
	pkg/sentry/kernel/task_run.go:98 +0x39b fp=0xc000b31fb0 sp=0xc000b31e98 pc=0xf6579b
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start.gowrap1()
	pkg/sentry/kernel/task_start.go:393 +0x45 fp=0xc000b31fe0 sp=0xc000b31fb0 pc=0xf7c5e5
runtime.goexit({})
	src/runtime/asm_amd64.s:1695 +0x1 fp=0xc000b31fe8 sp=0xc000b31fe0 pc=0x47d301
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 129
	pkg/sentry/kernel/task_start.go:393 +0x1ce

Crashes (397):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/07/22 03:56 gvisor 84f1146368c8 b88348e9 .config console log report syz / log C ci-gvisor-ptrace-3-race-cover panic: unknown host errno "errno NUM" (NUM)
2024/07/22 03:40 gvisor 84f1146368c8 b88348e9 console log report syz / log C ci-gvisor-ptrace-3 panic: unknown host errno "errno NUM" (NUM)
2024/07/22 03:32 gvisor 84f1146368c8 b88348e9 .config console log report syz / log C ci-gvisor-ptrace-3-cover panic: unknown host errno "errno NUM" (NUM)
2024/07/22 03:09 gvisor 84f1146368c8 b88348e9 .config console log report syz / log C ci-gvisor-ptrace-3-race panic: unknown host errno "errno NUM" (NUM)
2024/08/27 04:26 gvisor 8db8a6b7de5b 9aee4e0b console log report info ci-gvisor-ptrace-3 panic: unknown host errno "errno NUM" (NUM)
2024/08/26 04:36 gvisor bc4a23853e8b d7d32352 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/25 20:08 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-ptrace-2 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 18:47 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 17:17 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 08:42 gvisor e84d53199ff1 d7d32352 .config console log report info ci-gvisor-ptrace-3-race panic: unknown host errno "errno NUM" (NUM)
2024/08/25 02:30 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/24 17:15 gvisor 56521670eff3 d7d32352 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/23 09:53 gvisor 9bc24a33e977 ce8a9099 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/23 04:51 gvisor 9bc24a33e977 ce8a9099 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/23 03:27 gvisor 9bc24a33e977 ce8a9099 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/22 16:21 gvisor 7b9bc3834504 aa99fc33 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/22 08:55 gvisor 316e51d1204a ca02180f .config console log report info ci-gvisor-ptrace-3-race panic: unknown host errno "errno NUM" (NUM)
2024/08/21 23:06 gvisor e0643b8ed582 ca02180f console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/19 20:53 gvisor 043ce9c5d2b0 9f0ab3fb console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/19 06:04 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 04:05 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-ptrace-2 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 01:09 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 22:29 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 18:30 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 17:02 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 15:01 gvisor 043ce9c5d2b0 dbc93b08 .config console log report info ci-gvisor-ptrace-3-race panic: unknown host errno "errno NUM" (NUM)
2024/08/18 13:40 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-ptrace-3 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 12:20 gvisor 043ce9c5d2b0 dbc93b08 .config console log report info ci-gvisor-ptrace-3-race panic: unknown host errno "errno NUM" (NUM)
2024/08/18 10:23 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-kvm panic: unknown host errno "errno NUM" (NUM)
2024/08/06 07:09 gvisor 7a05c225f55c e1bdb00a .config console log report info ci-gvisor-systrap-1-race panic: unknown host errno "errno NUM" (NUM)
2024/07/28 14:21 gvisor 8db16e885981 46eb10b7 .config console log report info ci-gvisor-ptrace-2-race panic: unknown host errno "errno NUM" (NUM)
2024/07/28 09:19 gvisor 8db16e885981 46eb10b7 .config console log report info ci-gvisor-ptrace-1-race panic: unknown host errno "errno NUM" (NUM)
2024/08/27 12:32 gvisor 9ecb627726cf 9aee4e0b console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/27 06:38 gvisor 8db8a6b7de5b 9aee4e0b console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/26 11:21 gvisor bc4a23853e8b d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/26 09:56 gvisor bc4a23853e8b d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/26 07:39 gvisor bc4a23853e8b d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/26 06:38 gvisor bc4a23853e8b d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/26 01:00 gvisor bc4a23853e8b d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 15:13 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 13:59 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 12:30 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/25 04:33 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/24 22:20 gvisor e84d53199ff1 d7d32352 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/24 02:59 gvisor 56521670eff3 d7d32352 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/23 20:01 gvisor 87ec1007b439 d7d32352 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/23 18:13 gvisor 87ec1007b439 d7d32352 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/23 06:32 gvisor 9bc24a33e977 ce8a9099 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/23 01:18 gvisor 9bc24a33e977 ce8a9099 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/22 17:32 gvisor 7b9bc3834504 aa99fc33 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/22 15:18 gvisor 7b9bc3834504 aa99fc33 console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/22 11:42 gvisor 7b9bc3834504 aa99fc33 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/22 06:07 gvisor 316e51d1204a ca02180f console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 18:38 gvisor e0643b8ed582 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 10:45 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 08:43 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 07:15 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 05:34 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 03:30 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-systrap-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 01:12 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/20 00:46 gvisor 374a11a7cd58 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 18:11 gvisor 043ce9c5d2b0 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 15:20 gvisor 043ce9c5d2b0 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 14:09 gvisor 043ce9c5d2b0 9f0ab3fb console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 08:46 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/19 00:07 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 08:58 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
2024/08/18 05:23 gvisor 043ce9c5d2b0 dbc93b08 console log report info ci-gvisor-arm64-ptrace-1 panic: unknown host errno "errno NUM" (NUM)
* Struck through repros no longer work on HEAD.