Date: Sun, 23 Feb 2020 20:09:07 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 244348] [4] Kernel panic observed while plugging the UFS USB drive on FreeBSD13-CURRENT, FreeBSD 12.1-RELEASE r354233 and FreeBSD 12.1-STABLE r358121 Message-ID: <bug-244348-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D244348 Bug ID: 244348 Summary: [4] Kernel panic observed while plugging the UFS USB drive on FreeBSD13-CURRENT, FreeBSD 12.1-RELEASE r354233 and FreeBSD 12.1-STABLE r358121 Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: neerajpal09@gmail.com Created attachment 211870 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D211870&action= =3Dedit Contains PoC UFS image and detailed logs includes 13-current, 12.1-release = and 12.1-stable Hi there, Kernel Panic is observed while attaching the usb drive which contains malic= ious UFS filesystem image. No user authentication and interaction is needed. Just flash the attached UFS image to usb drive and plug the usb drive to FreeBSD 13-CURRENT, 12.1-RELEASE, or 12.1-STABLE. [Kernel Log - FreeBSD 13-CURRENT] freebsd dumped core - see /var/crash/vmcore.7 Wed Feb 19 16:14:54 UTC 2020 FreeBSD freebsd 13.0-CURRENT FreeBSD 13.0-CURRENT #0: Wed Feb 19 01:58:08 UTC 2020 root@freebsd:/usr/obj/usr/src/amd64.amd64/sys/GENERIC amd64 panic: vm_fault_lookup: fault on nofault entry, addr: 0xfffffe003e5f2000 GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain condition= s. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Unread portion of the kernel message buffer: Superblock check-hash failed: recorded check-hash 0xf58a2f26 !=3D computed check-hash 0xccc24ec4 (Ignored) panic: vm_fault_lookup: fault on nofault entry, addr: 0xfffffe003e5f2000 cpuid =3D 2 time =3D 1582128715 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe002c779= 4e0 vpanic() at vpanic+0x185/frame 0xfffffe002c779540 panic() at panic+0x43/frame 0xfffffe002c7795a0 vm_fault() at vm_fault+0x1a98/frame 0xfffffe002c7796d0 vm_fault_trap() at vm_fault_trap+0x6e/frame 0xfffffe002c779710 trap_pfault() at trap_pfault+0x1f3/frame 0xfffffe002c779790 trap() at trap+0x2a7/frame 0xfffffe002c7798c0 calltrap() at calltrap+0x8/frame 0xfffffe002c7798c0 --- trap 0xc, rip =3D 0xffffffff8106816e, rsp =3D 0xfffffe002c779990, rbp =3D 0xfffffe002c779990 --- memset_erms() at memset_erms+0xde/frame 0xfffffe002c779990 ffs_sbget() at ffs_sbget+0x354/frame 0xfffffe002c779a00 g_label_ufs_taste_common() at g_label_ufs_taste_common+0x79/frame 0xfffffe002c779a40 g_label_taste() at g_label_taste+0x2ac/frame 0xfffffe002c779b50 g_new_provider_event() at g_new_provider_event+0xaa/frame 0xfffffe002c779b70 g_run_events() at g_run_events+0x176/frame 0xfffffe002c779bb0 fork_exit() at fork_exit+0x80/frame 0xfffffe002c779bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe002c779bf0 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- KDB: enter: panic Uptime: 2m17s Dumping 314 out of 4062 MB:..6%..11%..21%..31%..41%..51%..61%..72%..82%..92% [Attachments] + UFS filesystem image + detailed logs from FreeBSD 13-CURRENT, 12.1-RELEASE, and 12.1-STABLE. --=20 You are receiving this mail because: You are the assignee for the bug.=
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