Date: Thu, 30 Sep 2021 17:06:54 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 258815] Boot panics when KMSAN enabled after 6687410af7d..d3a8f98acbf Message-ID: <bug-258815-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D258815 Bug ID: 258815 Summary: Boot panics when KMSAN enabled after 6687410af7d..d3a8f98acbf Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: lwhsu@FreeBSD.org Created attachment 228294 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D228294&action= =3Dedit verbose boot message After 6687410af7d..d3a8f98acbf , kernel with KMSAN enabled panics on boot. https://ci.freebsd.org/job/FreeBSD-main-amd64-KMSAN_test/55/console panic: MSan: Uninitialized malloc memory from g_read_data+0x26f cpuid =3D 1 time =3D 2 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x9b/frame 0xfffffe000779a= 600 vpanic() at vpanic+0x567/frame 0xfffffe000779a6a0 panic() at panic+0x1b3/frame 0xfffffe000779a7b0 __msan_warning() at __msan_warning+0x255/frame 0xfffffe000779a900 readsuper() at readsuper+0x5f6/frame 0xfffffe000779a9b0 ffs_sbget() at ffs_sbget+0x2c7/frame 0xfffffe000779aac0 g_label_ufs_taste_common() at g_label_ufs_taste_common+0x1e8/frame 0xfffffe000779abe0 g_label_taste() at g_label_taste+0x5ed/frame 0xfffffe000779ad60 g_new_provider_event() at g_new_provider_event+0x5c4/frame 0xfffffe000779ad= e0 g_run_events() at g_run_events+0x6d3/frame 0xfffffe000779aea0 fork_exit() at fork_exit+0x1c9/frame 0xfffffe000779af30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe000779af30 --- trap 0x800001, rip =3D 0, rsp =3D 0, rbp =3D 0xfffffe0000000000 --- ??() at 0/frame 0xfffffe0000000000 KDB: enter: panic [ thread pid 13 tid 100037 ] Stopped at kdb_enter+0x15f: movq $0x863a5890,%rdi db> The commits included in this build are: base d3a8f98acbf51e728411f10c5f179a30b9ca683c=20=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20 base 0a35c4b3cab563e3ab1bf5b7b49bf26e0bb7cb04=20=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20 base 242923eb848a94d657344c2ff45c4f15433cdf3c --=20 You are receiving this mail because: You are the assignee for the bug.=
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