Date: Thu, 05 Sep 2024 01:15:26 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 281279] nfscl: panic: MSan: Uninitialized stack memory in nfscl_cberrmap Message-ID: <bug-281279-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D281279 Bug ID: 281279 Summary: nfscl: panic: MSan: Uninitialized stack memory in nfscl_cberrmap Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: asomers@FreeBSD.org I mount /usr/home over NFS. When I boot with the GENERIC-KMSAN kernel, it panics as soon as I run the first command like this: panic: MSan: Uninitialized stack memory in copyout():arg1, offset 28/224, a= ddr 0xfffffe00751d6c54, from nfscl_cberrmap+0xb86 cpuid =3D 7 time =3D 1725498654 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x99/frame 0xfffffe00751d6= 7d0 vpanic() at vpanic+0x56e/frame 0xfffffe00751d6960 panic() at panic+0x1dd/frame 0xfffffe00751d6a70 kmsan_report_hook() at kmsan_report_hook+0x28f/frame 0xfffffe00751d6bf0 kmsan_copyout() at kmsan_copyout+0x1f1/frame 0xfffffe00751d6c20 sys_fstat() at sys_fstat+0x12a/frame 0xfffffe00751d6d60 amd64_syscall() at amd64_syscall+0x706/frame 0xfffffe00751d6f30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00751d6f30 --- syscall (551, FreeBSD ELF64, fstat), rip =3D 0x82794501a, rsp =3D 0x820= 6ec718, rbp =3D 0x8206ec810 --- KDB: enter: panic --=20 You are receiving this mail because: You are the assignee for the bug.=
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