Date: Sat, 13 Feb 2021 07:21:30 +0000 From: bugzilla-noreply@freebsd.org To: fs@FreeBSD.org Subject: [Bug 253158] Panic: snapacct_ufs2: bad block - Non-suJ mksnap_ffs(8) crash Message-ID: <bug-253158-3630-SkQrwgzC0w@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-253158-3630@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=253158 --- Comment #25 from Cy Schubert <cy@FreeBSD.org> --- With -O0 -g. #12 0xffffffff8166a738 in ffs_read (ap=0xfffffe0087e5a598) at /opt/src/vm64/sys/ufs/ffs/ffs_vnops.c:789 789 error = vn_io_fault_pgmove(bp->b_pages, blkoffset, (kgdb) info args ap = 0xfffffe0087e5a598 (kgdb) info locals vp = 0xfffff8001cb0c1e8 ip = 0xfffff8000797f0a0 uio = 0xfffffe0087e5a728 fs = 0xfffffe0088551000 bp = 0xfffffe000132b480 lbn = 128 nextlbn = 129 bytesinfile = 17175707648 size = 32768 xfersize = 32768 blkoffset = 0 orig_resid = 16486400 bflag = 72 error = 0 ioflag = 0 seqcount = 0 (kgdb) p *fs $1 = {fs_firstfield = 0, fs_unused_1 = 0, fs_sblkno = 24, fs_cblkno = 32, fs_iblkno = 40, fs_dblkno = 5048, fs_old_cgoffset = 0, fs_old_cgmask = 0, fs_old_time = 0, fs_old_size = 0, fs_old_dsize = 0, fs_ncg = 27, fs_bsize = 32768, fs_fsize = 4096, fs_frag = 8, fs_minfree = 8, fs_old_rotdelay = 0, fs_old_rps = 0, fs_bmask = -32768, fs_fmask = -4096, fs_bshift = 15, fs_fshift = 12, fs_maxcontig = 32, fs_maxbpg = 4096, fs_fragshift = 3, fs_fsbtodb = 3, fs_sbsize = 4096, fs_spare1 = {0, 0}, fs_nindir = 4096, fs_inopb = 128, fs_old_nspf = 0, fs_optim = 0, fs_old_npsect = 0, fs_old_interleave = 0, fs_old_trackskew = 0, fs_id = {1613200563, 1688935920}, fs_old_csaddr = 0, fs_cssize = 4096, fs_cgsize = 32768, fs_spare2 = 0, fs_old_nsect = 0, fs_old_spc = 0, fs_old_ncyl = 0, fs_old_cpg = 0, fs_ipg = 80128, fs_fpg = 160056, fs_old_cstotal = {cs_ndir = 0, cs_nbfree = 0, cs_nifree = 0, cs_nffree = 0}, fs_fmod = 1 '\001', fs_clean = 0 '\000', fs_ronly = 0 '\000', fs_old_flags = -128 '\200', fs_fsmnt = "/mnt", '\000' <repeats 463 times>, fs_volname = '\000' <repeats 31 times>, fs_swuid = 0, fs_pad = 0, fs_cgrotor = 18, fs_ocsp = {0x0 <repeats 15 times>}, fs_si = 0xfffff800042d7320, fs_old_cpc = 0, fs_maxbsize = 32768, fs_unrefs = 0, fs_providersize = 4194304, fs_metaspace = 6400, fs_sparecon64 = {0 <repeats 13 times>}, fs_sblockactualloc = 65536, fs_sblockloc = 65536, fs_cstotal = {cs_ndir = 2, cs_nbfree = 507157, cs_nifree = 2163451, cs_nffree = 21, cs_numclusters = 0, cs_spare = {0, 0, 0}}, fs_time = 1613200585, fs_size = 4194304, fs_dsize = 4058631, fs_csaddr = 5048, fs_pendingblocks = 0, fs_pendinginodes = 0, fs_snapinum = {4, 0 <repeats 19 times>}, fs_avgfilesize = 16384, fs_avgfpdir = 64, fs_save_cgsize = 0, fs_mtime = 1613200569, fs_sujfree = 0, fs_sparecon32 = {0 <repeats 21 times>}, fs_ckhash = 2732082773, fs_metackhash = 7, fs_flags = 512, fs_contigsumsize = 16, fs_maxsymlinklen = 120, fs_old_inodefmt = 0, fs_maxfilesize = 2252349704110079, fs_qbmask = 32767, fs_qfmask = 4095, fs_state = 0, fs_old_postblformat = 0, fs_old_nrpos = 0, fs_spare5 = {0, 0}, fs_magic = 424935705} (kgdb) p *ip $2 = {i_nextsnap = {tqe_next = 0x0, tqe_prev = 0xfffff80007220b10}, i_vnode = 0xfffff8001cb0c1e8, i_ump = 0xfffff800063a0800, i_dquot = {0x0, 0x0}, i_un = {dirhash = 0x0, snapblklist = 0x0}, dinode_u = {din1 = 0xfffff80006521600, din2 = 0xfffff80006521600}, i_number = 4, i_flag = 1024, i_effnlink = 1, i_count = 0, i_endoff = 0, i_diroff = 0, i_offset = 0, i_nextclustercg = -1, i_ea_area = 0x0, i_ea_len = 0, i_ea_error = 0, i_ea_refs = 0, i_size = 17179901952, i_gen = 466217878, i_flags = 2097152, i_uid = 0, i_gid = 5, i_mode = 33056, i_nlink = 1} (kgdb) p *bp $3 = {b_bufobj = 0xfffff8001cb0c2d0, b_bcount = 32768, b_caller1 = 0x0, b_data = 0xfffffe00450d4000 <error: Cannot access memory at address 0xfffffe00450d4000>, b_error = 0, b_iocmd = 1, b_ioflags = 16, b_iooffset = 4194304, b_resid = 0, b_iodone = 0x0, b_ckhashcalc = 0x0, b_ckhash = 0, b_blkno = 8192, b_offset = 4194304, b_bobufs = { tqe_next = 0xfffffe0001320480, tqe_prev = 0xfffffe000132ba60}, b_vflags = 0, b_qindex = 0 '\000', b_domain = 0 '\000', b_subqueue = 65535, b_flags = 805306912, b_xflags = 2, b_lock = {lock_object = {lo_name = 0xffffffff81b9a2a3 "bufwait", lo_flags = 645070848, lo_data = 0, lo_witness = 0xfffff8001fd6b580}, lk_lock = 18446741876973481472, lk_exslpfail = 0, lk_timo = 0, lk_pri = 96}, b_bufsize = 32768, b_runningbufspace = 0, b_kvasize = 0, b_dirtyoff = 0, b_dirtyend = 0, b_kvabase = 0xfffffe00450d4000 <error: Cannot access memory at address 0xfffffe00450d4000>, b_lblkno = 128, b_vp = 0xfffff8001cb0c1e8, b_rcred = 0x0, b_wcred = 0x0, {b_freelist = { tqe_next = 0xffffffffffffffff, tqe_prev = 0xffffffffffffffff}, { b_pgiodone = 0xffffffffffffffff, b_pgbefore = -1, b_pgafter = -1}}, b_cluster = { cluster_head = {tqh_first = 0x0, tqh_last = 0x0}, cluster_entry = {tqe_next = 0x0, tqe_prev = 0x0}}, b_npages = 8, b_dep = {lh_first = 0x0}, b_fsprivate1 = 0x0, b_fsprivate2 = 0x0, b_fsprivate3 = 0x0, b_io_tracking = {0xffffffff81af1ffc "getblkx", 0xffffffff81a62d1e "g_vfs_strategy", 0xffffffff81af0ca8 "g_io_request", 0xffffffff81b81378 "g_io_check", 0xffffffff81ad975d "g_disk_start", 0xffffffff81aaa544 "biodone", 0xffffffff81b990e4 "g_io_deliver", 0xffffffff81aaa544 "biodone", 0xffffffff81adac85 "bufdone", 0x0 <repeats 23 times>}, b_io_tcnt = 9, b_pages = 0xfffffe000132b6c0} (kgdb) -- You are receiving this mail because: You are the assignee for the bug.home | help
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