Date: Fri, 17 Jul 2020 14:37:21 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 248046] Panic when creating a bridge interface Message-ID: <bug-248046-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D248046 Bug ID: 248046 Summary: Panic when creating a bridge interface Product: Base System Version: 12.1-STABLE Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: freqlabs@FreeBSD.org This was also reported on freebsd-stable as "Kernel panic on recent 12.1 on bridge creation." Tested on a kernel built with INVARIANTS, on FreeBSD-12.1-STABLE-amd64-20200709-r363017-disc1.iso Repro: ifconfig bridge create Unread portion of the kernel message buffer: panic: malloc(M_WAITOK) in epoch context cpuid =3D 1 time =3D 1594992085 KDB: stack backtrace: #0 0xffffffff80bda5b5 at kdb_backtrace+0x65 #1 0xffffffff80b934ab at vpanic+0x17b #2 0xffffffff80b932b3 at panic+0x43 #3 0xffffffff80b6e414 at malloc_dbg+0xd4 #4 0xffffffff80b6e1c1 at malloc+0x21 #5 0xffffffff82a16b69 at bridge_ioctl_gifs+0xb9 #6 0xffffffff82a1845b at bridge_ioctl+0x32b #7 0xffffffff80c893ea at ifioctl+0x9ea #8 0xffffffff80bf93d5 at kern_ioctl+0x2d5 #9 0xffffffff80bf9057 at sys_ioctl+0x127 #10 0xffffffff81055874 at amd64_syscall+0x2a4 #11 0xffffffff8102c880 at fast_syscall_common+0x101 --=20 You are receiving this mail because: You are the assignee for the bug.=
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