On Mon, Mar 04, 2019 at 11:33:49AM +0000, Fedor Uporov wrote: > Author: fsu > Date: Mon Mar 4 11:33:49 2019 > New Revision: 344757 > URL: https://svnweb.freebsd.org/changeset/base/344757 > > Log: > Fix double free in case of mount error. > > Reported by: Christopher Krah <k...@protonmail.com> > Reported as: FS-9-EXT3-2: Denial Of Service in nmount-5 (vm_fault_hold) > Reviewed by: pfg > MFC after: 1 week > > Differential Revision: https://reviews.freebsd.org/D19385 > > Modified: > head/sys/fs/ext2fs/ext2_vfsops.c > > Modified: head/sys/fs/ext2fs/ext2_vfsops.c > ============================================================================== > --- head/sys/fs/ext2fs/ext2_vfsops.c Mon Mar 4 11:27:47 2019 > (r344756)
Could this panic be related to your latest ext2fs changes? 20190306 15:27:47 all (309/617): crossmp10.sh panic: mutex EXT2FS not owned at ../../../kern/kern_mutex.c:281 cpuid = 9 time = 1551882471 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00bfb3f480 vpanic() at vpanic+0x1b4/frame 0xfffffe00bfb3f4e0 panic() at panic+0x43/frame 0xfffffe00bfb3f540 __mtx_unlock_flags() at __mtx_unlock_flags+0x13a/frame 0xfffffe00bfb3f570 ext2_valloc() at ext2_valloc+0x530/frame 0xfffffe00bfb3f620 ext2_makeinode() at ext2_makeinode+0x56/frame 0xfffffe00bfb3f680 ext2_create() at ext2_create+0x2d/frame 0xfffffe00bfb3f6a0 VOP_CREATE_APV() at VOP_CREATE_APV+0x86/frame 0xfffffe00bfb3f6d0 vn_open_cred() at vn_open_cred+0x2c3/frame 0xfffffe00bfb3f820 kern_openat() at kern_openat+0x1fd/frame 0xfffffe00bfb3f990 amd64_syscall() at amd64_syscall+0x291/frame 0xfffffe00bfb3fab0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe00bfb3fab0 https://people.freebsd.org/~pho/stress/log/crossmp10-2.txt - Peter _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
