Date: Fri, 09 Feb 2018 21:37:12 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 192923] Lock order reversal in vfs_bio.c bufwait Message-ID: <bug-192923-8-1t1qAEt5EN@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-192923-8@https.bugs.freebsd.org/bugzilla/> References: <bug-192923-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D192923 vidwer+fbsdbugs@gmail.com changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |vidwer+fbsdbugs@gmail.com --- Comment #4 from vidwer+fbsdbugs@gmail.com --- On 12.0-CURRENT r329060. booting from freebsd-ufs+GPT: lock order reversal: 1st 0xfffffe0001651cc0 bufwait (bufwait) @ /usr/src/sys/kern/vfs_bio.c:3566 2nd 0xfffff800b8b07400 dirhash (dirhash) @ /usr/src/sys/ufs/ufs/ufs_dirhash.c:289 stack backtrace: #0 0xffffffff80b2dbf3 at witness_debugger+0x73 #1 0xffffffff80b2da74 at witness_checkorder+0xe34 #2 0xffffffff80ad1ac8 at _sx_xlock+0x68 #3 0xffffffff80dca40d at ufsdirhash_add+0x3d #4 0xffffffff80dcd2df at ufs_direnter+0x49f #5 0xffffffff80dd4a4e at ufs_rename+0x111e #6 0xffffffff810fcf41 at VOP_RENAME_APV+0xe1 #7 0xffffffff80ba5f8a at kern_renameat+0x3ca #8 0xffffffff822215d9 at filemon_wrapper_rename+0x19 #9 0xffffffff80f7ec2b at amd64_syscall+0x79b #10 0xffffffff80f59ffd at fast_syscall_common+0x101 --=20 You are receiving this mail because: You are the assignee for the bug.=
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