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/> References: <bug-253158-3630@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D253158 --- Comment #25 from Cy Schubert <cy@FreeBSD.org> --- With -O0 -g. #12 0xffffffff8166a738 in ffs_read (ap=3D0xfffffe0087e5a598) at /opt/src/vm64/sys/ufs/ffs/ffs_vnops.c:789 789 error =3D vn_io_fault_pgmove(bp->b_pages, blkoffset, (kgdb) info args ap =3D 0xfffffe0087e5a598 (kgdb) info locals vp =3D 0xfffff8001cb0c1e8 ip =3D 0xfffff8000797f0a0 uio =3D 0xfffffe0087e5a728 fs =3D 0xfffffe0088551000 bp =3D 0xfffffe000132b480 lbn =3D 128 nextlbn =3D 129 bytesinfile =3D 17175707648 size =3D 32768 xfersize =3D 32768 blkoffset =3D 0 orig_resid =3D 16486400 bflag =3D 72 error =3D 0 ioflag =3D 0 seqcount =3D 0 (kgdb) p *fs $1 =3D {fs_firstfield =3D 0, fs_unused_1 =3D 0, fs_sblkno =3D 24, fs_cblkno= =3D 32, fs_iblkno =3D 40,=20 fs_dblkno =3D 5048, fs_old_cgoffset =3D 0, fs_old_cgmask =3D 0, fs_old_ti= me =3D 0, fs_old_size =3D 0,=20 fs_old_dsize =3D 0, fs_ncg =3D 27, fs_bsize =3D 32768, fs_fsize =3D 4096,= fs_frag =3D 8, fs_minfree =3D 8,=20 fs_old_rotdelay =3D 0, fs_old_rps =3D 0, fs_bmask =3D -32768, fs_fmask = =3D -4096, fs_bshift =3D 15,=20 fs_fshift =3D 12, fs_maxcontig =3D 32, fs_maxbpg =3D 4096, fs_fragshift = =3D 3, fs_fsbtodb =3D 3,=20 fs_sbsize =3D 4096, fs_spare1 =3D {0, 0}, fs_nindir =3D 4096, fs_inopb = =3D 128, fs_old_nspf =3D 0,=20 fs_optim =3D 0, fs_old_npsect =3D 0, fs_old_interleave =3D 0, fs_old_trac= kskew =3D 0, fs_id =3D {1613200563,=20 1688935920}, fs_old_csaddr =3D 0, fs_cssize =3D 4096, fs_cgsize =3D 327= 68, fs_spare2 =3D 0,=20 fs_old_nsect =3D 0, fs_old_spc =3D 0, fs_old_ncyl =3D 0, fs_old_cpg =3D 0= , fs_ipg =3D 80128,=20 fs_fpg =3D 160056, fs_old_cstotal =3D {cs_ndir =3D 0, cs_nbfree =3D 0, cs= _nifree =3D 0, cs_nffree =3D 0},=20 fs_fmod =3D 1 '\001', fs_clean =3D 0 '\000', fs_ronly =3D 0 '\000', fs_ol= d_flags =3D -128 '\200',=20 fs_fsmnt =3D "/mnt", '\000' <repeats 463 times>, fs_volname =3D '\000' <r= epeats 31 times>,=20 fs_swuid =3D 0, fs_pad =3D 0, fs_cgrotor =3D 18, fs_ocsp =3D {0x0 <repeat= s 15 times>},=20 fs_si =3D 0xfffff800042d7320, fs_old_cpc =3D 0, fs_maxbsize =3D 32768, fs= _unrefs =3D 0,=20 fs_providersize =3D 4194304, fs_metaspace =3D 6400, fs_sparecon64 =3D {0 = <repeats 13 times>},=20 fs_sblockactualloc =3D 65536, fs_sblockloc =3D 65536, fs_cstotal =3D {cs_= ndir =3D 2, cs_nbfree =3D 507157,=20 cs_nifree =3D 2163451, cs_nffree =3D 21, cs_numclusters =3D 0, cs_spare= =3D {0, 0, 0}},=20 fs_time =3D 1613200585, fs_size =3D 4194304, fs_dsize =3D 4058631, fs_csa= ddr =3D 5048,=20 fs_pendingblocks =3D 0, fs_pendinginodes =3D 0, fs_snapinum =3D {4, 0 <re= peats 19 times>},=20 fs_avgfilesize =3D 16384, fs_avgfpdir =3D 64, fs_save_cgsize =3D 0, fs_mt= ime =3D 1613200569,=20 fs_sujfree =3D 0, fs_sparecon32 =3D {0 <repeats 21 times>}, fs_ckhash =3D 2732082773, fs_metackhash =3D 7,=20 fs_flags =3D 512, fs_contigsumsize =3D 16, fs_maxsymlinklen =3D 120, fs_old_inodefmt =3D 0,=20 fs_maxfilesize =3D 2252349704110079, fs_qbmask =3D 32767, fs_qfmask =3D 4= 095, fs_state =3D 0,=20 fs_old_postblformat =3D 0, fs_old_nrpos =3D 0, fs_spare5 =3D {0, 0}, fs_m= agic =3D 424935705} (kgdb) p *ip $2 =3D {i_nextsnap =3D {tqe_next =3D 0x0, tqe_prev =3D 0xfffff80007220b10},= i_vnode =3D 0xfffff8001cb0c1e8,=20 i_ump =3D 0xfffff800063a0800, i_dquot =3D {0x0, 0x0}, i_un =3D {dirhash = =3D 0x0, snapblklist =3D 0x0},=20 dinode_u =3D {din1 =3D 0xfffff80006521600, din2 =3D 0xfffff80006521600}, = i_number =3D 4, i_flag =3D 1024,=20 i_effnlink =3D 1, i_count =3D 0, i_endoff =3D 0, i_diroff =3D 0, i_offset= =3D 0, i_nextclustercg =3D -1,=20 i_ea_area =3D 0x0, i_ea_len =3D 0, i_ea_error =3D 0, i_ea_refs =3D 0, i_s= ize =3D 17179901952,=20 i_gen =3D 466217878, i_flags =3D 2097152, i_uid =3D 0, i_gid =3D 5, i_mod= e =3D 33056, i_nlink =3D 1} (kgdb) p *bp $3 =3D {b_bufobj =3D 0xfffff8001cb0c2d0, b_bcount =3D 32768, b_caller1 =3D = 0x0,=20 b_data =3D 0xfffffe00450d4000 <error: Cannot access memory at address 0xfffffe00450d4000>,=20 b_error =3D 0, b_iocmd =3D 1, b_ioflags =3D 16, b_iooffset =3D 4194304, b= _resid =3D 0, b_iodone =3D 0x0,=20 b_ckhashcalc =3D 0x0, b_ckhash =3D 0, b_blkno =3D 8192, b_offset =3D 4194= 304, b_bobufs =3D { tqe_next =3D 0xfffffe0001320480, tqe_prev =3D 0xfffffe000132ba60}, b_vf= lags =3D 0,=20 b_qindex =3D 0 '\000', b_domain =3D 0 '\000', b_subqueue =3D 65535, b_fla= gs =3D 805306912, b_xflags =3D 2,=20 b_lock =3D {lock_object =3D {lo_name =3D 0xffffffff81b9a2a3 "bufwait", lo= _flags =3D 645070848,=20 lo_data =3D 0, lo_witness =3D 0xfffff8001fd6b580}, lk_lock =3D 18446741876973481472,=20 lk_exslpfail =3D 0, lk_timo =3D 0, lk_pri =3D 96}, b_bufsize =3D 32768, b_runningbufspace =3D 0,=20 b_kvasize =3D 0, b_dirtyoff =3D 0, b_dirtyend =3D 0,=20 b_kvabase =3D 0xfffffe00450d4000 <error: Cannot access memory at address 0xfffffe00450d4000>,=20 b_lblkno =3D 128, b_vp =3D 0xfffff8001cb0c1e8, b_rcred =3D 0x0, b_wcred = =3D 0x0, {b_freelist =3D { tqe_next =3D 0xffffffffffffffff, tqe_prev =3D 0xffffffffffffffff}, { b_pgiodone =3D 0xffffffffffffffff, b_pgbefore =3D -1, b_pgafter =3D -= 1}}, b_cluster =3D { cluster_head =3D {tqh_first =3D 0x0, tqh_last =3D 0x0}, cluster_entry = =3D {tqe_next =3D 0x0,=20 tqe_prev =3D 0x0}}, b_npages =3D 8, b_dep =3D {lh_first =3D 0x0}, b_f= sprivate1 =3D 0x0,=20 b_fsprivate2 =3D 0x0, b_fsprivate3 =3D 0x0, b_io_tracking =3D {0xffffffff= 81af1ffc "getblkx",=20 0xffffffff81a62d1e "g_vfs_strategy", 0xffffffff81af0ca8 "g_io_request",= =20 0xffffffff81b81378 "g_io_check", 0xffffffff81ad975d "g_disk_start",=20 0xffffffff81aaa544 "biodone", 0xffffffff81b990e4 "g_io_deliver", 0xffffffff81aaa544 "biodone",=20 0xffffffff81adac85 "bufdone", 0x0 <repeats 23 times>}, b_io_tcnt =3D 9,= =20 b_pages =3D 0xfffffe000132b6c0} (kgdb) --=20 You are receiving this mail because: You are the assignee for the bug.=
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