From mboxrd@z Thu Jan 1 00:00:00 1970 From: CAI Qian Subject: Re: s390x: kernel BUG at fs/ext4/inode.c:1591! Date: Thu, 28 Mar 2013 05:44:15 -0400 (EDT) Message-ID: <1878403449.7692080.1364463855313.JavaMail.root@redhat.com> References: <356372233.7624880.1364452833412.JavaMail.root@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-s390 , Steve Best , "Theodore Ts'o" , linux-ext4@vger.kernel.org To: LKML Return-path: Received: from mx4-phx2.redhat.com ([209.132.183.25]:60549 "EHLO mx4-phx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756850Ab3C1JoR convert rfc822-to-8bit (ORCPT ); Thu, 28 Mar 2013 05:44:17 -0400 In-Reply-To: <356372233.7624880.1364452833412.JavaMail.root@redhat.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: ----- Original Message ----- > From: "CAI Qian" > To: "LKML" > Cc: "linux-s390" , "Steve Best" , "Theodore Ts'o" , > linux-ext4@vger.kernel.org > Sent: Thursday, March 28, 2013 2:40:33 PM > Subject: s390x: kernel BUG at fs/ext4/inode.c:1591! >=20 > System hung when running xfstests-dev 013 test case on an s390x > guest. Never saw > this on 3.9-rc3 before but need to double-check. Any idea? Reproduced; bisect data so far, # git bisect log git bisect start # good: [a937536b868b8369b98967929045f1df54234323] Linux 3.9-rc3 git bisect good a937536b868b8369b98967929045f1df54234323 # bad: [9064171268d838b8f283fe111ef086b9479d059a] Merge tag 'for-linus'= of git://git.kernel.org/pub/scm/linux/kernel/git/sfr/next-fixes git bisect bad 9064171268d838b8f283fe111ef086b9479d059a # bad: [38d78e587d4960d0db94add518d27ee74bad2301] mqueue: sys_mq_open: = do not call mnt_drop_write() if read-only git bisect bad 38d78e587d4960d0db94add518d27ee74bad2301 >=20 > CAI Qian >=20 > =C3=9D 1113.795759=C2=A8 ------------=C3=9D cut here =C2=A8----------= -- > =C3=9D 1113.795771=C2=A8 kernel BUG at fs/ext4/inode.c:1591! > =C3=9D 1113.795845=C2=A8 illegal operation: 0001 =C3=9D#1=C2=A8 SMP > =C3=9D 1113.795848=C2=A8 Modules linked in: nf_conntrack_netbios_ns > nf_conntrack_broadcast > ipt_MASQUERADE ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 > nf_defrag_ipv6 ipt > able_nat nf_nat_ipv4 nf_nat iptable_mangle ipt_REJECT > nf_conntrack_ipv4 nf_defra > g_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables > ip6table_filter ip6_tab > les iptable_filter ip_tables sg qeth_l2 vmur xfs libcrc32c > dasd_fba_mod dasd_eck > d_mod dasd_mod lcs ctcm qeth fsm qdio ccwgroup dm_mirror > dm_region_hash dm_log d > m_mod > =C3=9D 1113.795880=C2=A8 CPU: 1 Not tainted 3.9.0-rc4+ #2 > =C3=9D 1113.795882=C2=A8 Process flush-253:1 (pid: 12418, task: > 0000000003f04890, ksp: 000 > 0000032eab3b8) > =C3=9D 1113.795885=C2=A8 Krnl PSW : 0704e00180000000 000000000030bc62 > (mpage_da_submit_io+ > 0x38e/0x3c0) > =C3=9D 1113.795895=C2=A8 R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P= :0 AS:3 > CC:2 PM:0 EA: > 3 > Krnl GPRS: 0000000001000000 000000001b5823a8 0000000000000010 > 000000001b5823a8 > =C3=9D 1113.795900=C2=A8 0000000000000000 00000000000000af > 0000000000001000 000 > 0000032eab9c8 > =C3=9D 1113.795902=C2=A8 000003d10053bb40 0000000032eaba30 > 00000000000000a1 000 > 0000032eaba98 > =C3=9D 1113.795905=C2=A8 00000000000100b0 00000000000000a1 > 000000000030b9a8 000 > 0000032eab8a0 > =C3=9D 1113.795921=C2=A8 Krnl Code: 000000000030bc54: f0dca7f4fecf = srp > 2036(14, > %r10),3791(%r15),12 >=20 > MORE... > ZVM-RHT= S > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D > 000000000030bc5a: a7f40001 brc 15,30bc5c > #000000000030bc5e: a7f40001 brc 15,30bc60 > >000000000030bc62: a7f40001 brc 15,30bc64 > 000000000030bc66: a7f40001 brc 15,30bc68 > 000000000030bc6a: 4120f0e8 la %r2,232(%r15) > 000000000030bc6e: a7180000 lhi %r1,0 > =C3=9D 1113.796303=C2=A8 Call Trace: > =C3=9D 1113.796306=C2=A8 (=C3=9D<000000000030b9a8>=C2=A8 mpage_da_sub= mit_io+0xd4/0x3c0) > =C3=9D 1113.796311=C2=A8 =C3=9D<000000000031204c>=C2=A8 > mpage_da_map_and_submit+0x150/0x41c > =C3=9D 1113.796314=C2=A8 =C3=9D<0000000000312bac>=C2=A8 ext4_da_writ= epages+0x364/0x628 > =C3=9D 1113.796317=C2=A8 =C3=9D<00000000002a08c8>=C2=A8 > __writeback_single_inode+0x54/0x27c > =C3=9D 1113.796322=C2=A8 =C3=9D<00000000002a2c6c>=C2=A8 writeback_sb= _inodes+0x284/0x4d8 > =C3=9D 1113.796325=C2=A8 =C3=9D<00000000002a30b6>=C2=A8 wb_writeback= +0x10e/0x374 > =C3=9D 1113.796327=C2=A8 =C3=9D<00000000002a3d22>=C2=A8 wb_do_writeb= ack+0x102/0x2e0 > =C3=9D 1113.796330=C2=A8 =C3=9D<00000000002a3fa2>=C2=A8 bdi_writebac= k_thread+0xa2/0x270 > =C3=9D 1113.796333=C2=A8 =C3=9D<00000000001581b2>=C2=A8 kthread+0xda= /0xe4 > =C3=9D 1113.796338=C2=A8 =C3=9D<0000000000629836>=C2=A8 kernel_threa= d_starter+0x6/0xc > =C3=9D 1113.796342=C2=A8 =C3=9D<0000000000629830>=C2=A8 kernel_threa= d_starter+0x0/0xc > =C3=9D 1113.796345=C2=A8 Last Breaking-Event-Address: > =C3=9D 1113.796346=C2=A8 =C3=9D<000000000030bc5e>=C2=A8 mpage_da_sub= mit_io+0x38a/0x3c0 > =C3=9D 1113.796349=C2=A8 > =C3=9D 1113.796351=C2=A8 ---=C3=9D end trace 45df5089b835470e =C2=A8-= -- > =C3=9D 1113.796365=C2=A8 ------------=C3=9D cut here =C2=A8----------= -- > =C3=9D 1113.796367=C2=A8 WARNING: at kernel/exit.c:715 > =C3=9D 1113.796369=C2=A8 Modules linked in: nf_conntrack_netbios_ns > nf_conntrack_broadcast > ipt_MASQUERADE ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 > nf_defrag_ipv6 ipt > able_nat nf_nat_ipv4 nf_nat iptable_mangle ipt_REJECT > nf_conntrack_ipv4 nf_defra > g_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables > ip6table_filter ip6_tab > les iptable_filter ip_tables sg qeth_l2 vmur xfs libcrc32c > dasd_fba_mod dasd_eck > d_mod dasd_mod lcs ctcm qeth fsm qdio ccwgroup dm_mirror > dm_region_hash dm_log d > m_mod > =C3=9D 1113.796393=C2=A8 CPU: 1 Tainted: G D 3.9.0-rc4+ #2 > =C3=9D 1113.796396=C2=A8 Process flush-253:1 (pid: 12418, task: > 0000000003f04890, ksp: 000 > 0000032eab3b8) > =C3=9D 1113.796398=C2=A8 Krnl PSW : 0704e00180000000 0000000000133074 > (do_exit+0x54/0xab8) >=20 > =C3=9D 1113.796404=C2=A8 R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P= :0 AS:3 > CC:2 PM:0 EA: > 3 > Krnl GPRS: 0000000000000015 0000000032eabb60 0000000032eabb68 > 0000000000000000 > =C3=9D 1113.796408=C2=A8 0000000000133058 ffffffffffffffff > 0000000000000001 00 >=20 > MORE... > ZVM-RHT= S > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D > 0000032eab9c8 > =C3=9D 1113.796411=C2=A8 0704e00180000000 000000000030bc62 > 0000000003f04890 000 > 0000000778d38 > =C3=9D 1113.796413=C2=A8 000000000000000b 0000000000634140 > 0000000000133058 000 > 0000032eab4a0 > =C3=9D 1113.796423=C2=A8 Krnl Code: 0000000000133066: e32010080020 = cg > %r2,8(%r > 1) > 000000000013306c: a78403fa brc 8,133860 > #0000000000133070: a7f40001 brc 15,133072 > >0000000000133074: e31003180004 lg %r1,792 > 000000000013307a: 5810101c l %r1,28(%r1) > 000000000013307e: c01b01ffff00 nilf %r1,33554176 > 0000000000133084: a7740481 brc 7,133986 > 0000000000133088: e310a2bc0012 lt %r1,700(%r10) > =C3=9D 1113.796447=C2=A8 Call Trace: > =C3=9D 1113.796449=C2=A8 (=C3=9D<0000000000133058>=C2=A8 do_exit+0x38= /0xab8) > =C3=9D 1113.796451=C2=A8 =C3=9D<0000000000100ea4>=C2=A8 die+0x158/0x= 180 > =C3=9D 1113.796455=C2=A8 =C3=9D<00000000006291fa>=C2=A8 do_trap+0x1a= 2/0x1a4 > =C3=9D 1113.796459=C2=A8 =C3=9D<00000000006293ac>=C2=A8 illegal_op+0= xfc/0x144 > =C3=9D 1113.796462=C2=A8 =C3=9D<0000000000629974>=C2=A8 pgm_check_ha= ndler+0x138/0x13c > =C3=9D 1113.796464=C2=A8 =C3=9D<000000000030bc62>=C2=A8 mpage_da_sub= mit_io+0x38e/0x3c0 > =C3=9D 1113.796467=C2=A8 (=C3=9D<000000000030b9a8>=C2=A8 mpage_da_sub= mit_io+0xd4/0x3c0) > =C3=9D 1113.796470=C2=A8 =C3=9D<000000000031204c>=C2=A8 > mpage_da_map_and_submit+0x150/0x41c > =C3=9D 1113.796472=C2=A8 =C3=9D<0000000000312bac>=C2=A8 ext4_da_writ= epages+0x364/0x628 > =C3=9D 1113.829664=C2=A8 =C3=9D<00000000002a08c8>=C2=A8 > __writeback_single_inode+0x54/0x27c > =C3=9D 1113.829674=C2=A8 =C3=9D<00000000002a2c6c>=C2=A8 writeback_sb= _inodes+0x284/0x4d8 > =C3=9D 1113.829681=C2=A8 =C3=9D<00000000002a30b6>=C2=A8 wb_writeback= +0x10e/0x374 > =C3=9D 1113.829691=C2=A8 =C3=9D<00000000002a3d22>=C2=A8 wb_do_writeb= ack+0x102/0x2e0 > =C3=9D 1113.829706=C2=A8 =C3=9D<00000000002a3fa2>=C2=A8 bdi_writebac= k_thread+0xa2/0x270 > =C3=9D 1113.829715=C2=A8 =C3=9D<00000000001581b2>=C2=A8 kthread+0xda= /0xe4 > =C3=9D 1113.829725=C2=A8 =C3=9D<0000000000629836>=C2=A8 kernel_threa= d_starter+0x6/0xc > =C3=9D 1113.829736=C2=A8 =C3=9D<0000000000629830>=C2=A8 kernel_threa= d_starter+0x0/0xc > =C3=9D 1113.829753=C2=A8 Last Breaking-Event-Address: > =C3=9D 1113.829759=C2=A8 =C3=9D<0000000000133070>=C2=A8 do_exit+0x50= /0xab8 > =C3=9D 1113.829771=C2=A8 ---=C3=9D end trace 45df5089b835470f =C2=A8-= -- -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756873Ab3C1JoT (ORCPT ); Thu, 28 Mar 2013 05:44:19 -0400 Received: from mx4-phx2.redhat.com ([209.132.183.25]:60549 "EHLO mx4-phx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756850Ab3C1JoR convert rfc822-to-8bit (ORCPT ); Thu, 28 Mar 2013 05:44:17 -0400 Date: Thu, 28 Mar 2013 05:44:15 -0400 (EDT) From: CAI Qian To: LKML Cc: linux-s390 , Steve Best , "Theodore Ts'o" , linux-ext4@vger.kernel.org Message-ID: <1878403449.7692080.1364463855313.JavaMail.root@redhat.com> In-Reply-To: <356372233.7624880.1364452833412.JavaMail.root@redhat.com> Subject: Re: s390x: kernel BUG at fs/ext4/inode.c:1591! MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT X-Originating-IP: [10.66.13.149] X-Mailer: Zimbra 7.2.0_GA_2669 (ZimbraWebClient - FF3.0 (Linux)/7.2.0_GA_2669) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ----- Original Message ----- > From: "CAI Qian" > To: "LKML" > Cc: "linux-s390" , "Steve Best" , "Theodore Ts'o" , > linux-ext4@vger.kernel.org > Sent: Thursday, March 28, 2013 2:40:33 PM > Subject: s390x: kernel BUG at fs/ext4/inode.c:1591! > > System hung when running xfstests-dev 013 test case on an s390x > guest. Never saw > this on 3.9-rc3 before but need to double-check. Any idea? Reproduced; bisect data so far, # git bisect log git bisect start # good: [a937536b868b8369b98967929045f1df54234323] Linux 3.9-rc3 git bisect good a937536b868b8369b98967929045f1df54234323 # bad: [9064171268d838b8f283fe111ef086b9479d059a] Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sfr/next-fixes git bisect bad 9064171268d838b8f283fe111ef086b9479d059a # bad: [38d78e587d4960d0db94add518d27ee74bad2301] mqueue: sys_mq_open: do not call mnt_drop_write() if read-only git bisect bad 38d78e587d4960d0db94add518d27ee74bad2301 > > CAI Qian > > Ý 1113.795759¨ ------------Ý cut here ¨------------ > Ý 1113.795771¨ kernel BUG at fs/ext4/inode.c:1591! > Ý 1113.795845¨ illegal operation: 0001 Ý#1¨ SMP > Ý 1113.795848¨ Modules linked in: nf_conntrack_netbios_ns > nf_conntrack_broadcast > ipt_MASQUERADE ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 > nf_defrag_ipv6 ipt > able_nat nf_nat_ipv4 nf_nat iptable_mangle ipt_REJECT > nf_conntrack_ipv4 nf_defra > g_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables > ip6table_filter ip6_tab > les iptable_filter ip_tables sg qeth_l2 vmur xfs libcrc32c > dasd_fba_mod dasd_eck > d_mod dasd_mod lcs ctcm qeth fsm qdio ccwgroup dm_mirror > dm_region_hash dm_log d > m_mod > Ý 1113.795880¨ CPU: 1 Not tainted 3.9.0-rc4+ #2 > Ý 1113.795882¨ Process flush-253:1 (pid: 12418, task: > 0000000003f04890, ksp: 000 > 0000032eab3b8) > Ý 1113.795885¨ Krnl PSW : 0704e00180000000 000000000030bc62 > (mpage_da_submit_io+ > 0x38e/0x3c0) > Ý 1113.795895¨ R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 > CC:2 PM:0 EA: > 3 > Krnl GPRS: 0000000001000000 000000001b5823a8 0000000000000010 > 000000001b5823a8 > Ý 1113.795900¨ 0000000000000000 00000000000000af > 0000000000001000 000 > 0000032eab9c8 > Ý 1113.795902¨ 000003d10053bb40 0000000032eaba30 > 00000000000000a1 000 > 0000032eaba98 > Ý 1113.795905¨ 00000000000100b0 00000000000000a1 > 000000000030b9a8 000 > 0000032eab8a0 > Ý 1113.795921¨ Krnl Code: 000000000030bc54: f0dca7f4fecf srp > 2036(14, > %r10),3791(%r15),12 > > MORE... > ZVM-RHTS > ================================================================================ > 000000000030bc5a: a7f40001 brc 15,30bc5c > #000000000030bc5e: a7f40001 brc 15,30bc60 > >000000000030bc62: a7f40001 brc 15,30bc64 > 000000000030bc66: a7f40001 brc 15,30bc68 > 000000000030bc6a: 4120f0e8 la %r2,232(%r15) > 000000000030bc6e: a7180000 lhi %r1,0 > Ý 1113.796303¨ Call Trace: > Ý 1113.796306¨ (Ý<000000000030b9a8>¨ mpage_da_submit_io+0xd4/0x3c0) > Ý 1113.796311¨ Ý<000000000031204c>¨ > mpage_da_map_and_submit+0x150/0x41c > Ý 1113.796314¨ Ý<0000000000312bac>¨ ext4_da_writepages+0x364/0x628 > Ý 1113.796317¨ Ý<00000000002a08c8>¨ > __writeback_single_inode+0x54/0x27c > Ý 1113.796322¨ Ý<00000000002a2c6c>¨ writeback_sb_inodes+0x284/0x4d8 > Ý 1113.796325¨ Ý<00000000002a30b6>¨ wb_writeback+0x10e/0x374 > Ý 1113.796327¨ Ý<00000000002a3d22>¨ wb_do_writeback+0x102/0x2e0 > Ý 1113.796330¨ Ý<00000000002a3fa2>¨ bdi_writeback_thread+0xa2/0x270 > Ý 1113.796333¨ Ý<00000000001581b2>¨ kthread+0xda/0xe4 > Ý 1113.796338¨ Ý<0000000000629836>¨ kernel_thread_starter+0x6/0xc > Ý 1113.796342¨ Ý<0000000000629830>¨ kernel_thread_starter+0x0/0xc > Ý 1113.796345¨ Last Breaking-Event-Address: > Ý 1113.796346¨ Ý<000000000030bc5e>¨ mpage_da_submit_io+0x38a/0x3c0 > Ý 1113.796349¨ > Ý 1113.796351¨ ---Ý end trace 45df5089b835470e ¨--- > Ý 1113.796365¨ ------------Ý cut here ¨------------ > Ý 1113.796367¨ WARNING: at kernel/exit.c:715 > Ý 1113.796369¨ Modules linked in: nf_conntrack_netbios_ns > nf_conntrack_broadcast > ipt_MASQUERADE ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 > nf_defrag_ipv6 ipt > able_nat nf_nat_ipv4 nf_nat iptable_mangle ipt_REJECT > nf_conntrack_ipv4 nf_defra > g_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables > ip6table_filter ip6_tab > les iptable_filter ip_tables sg qeth_l2 vmur xfs libcrc32c > dasd_fba_mod dasd_eck > d_mod dasd_mod lcs ctcm qeth fsm qdio ccwgroup dm_mirror > dm_region_hash dm_log d > m_mod > Ý 1113.796393¨ CPU: 1 Tainted: G D 3.9.0-rc4+ #2 > Ý 1113.796396¨ Process flush-253:1 (pid: 12418, task: > 0000000003f04890, ksp: 000 > 0000032eab3b8) > Ý 1113.796398¨ Krnl PSW : 0704e00180000000 0000000000133074 > (do_exit+0x54/0xab8) > > Ý 1113.796404¨ R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 > CC:2 PM:0 EA: > 3 > Krnl GPRS: 0000000000000015 0000000032eabb60 0000000032eabb68 > 0000000000000000 > Ý 1113.796408¨ 0000000000133058 ffffffffffffffff > 0000000000000001 00 > > MORE... > ZVM-RHTS > ================================================================================ > 0000032eab9c8 > Ý 1113.796411¨ 0704e00180000000 000000000030bc62 > 0000000003f04890 000 > 0000000778d38 > Ý 1113.796413¨ 000000000000000b 0000000000634140 > 0000000000133058 000 > 0000032eab4a0 > Ý 1113.796423¨ Krnl Code: 0000000000133066: e32010080020 cg > %r2,8(%r > 1) > 000000000013306c: a78403fa brc 8,133860 > #0000000000133070: a7f40001 brc 15,133072 > >0000000000133074: e31003180004 lg %r1,792 > 000000000013307a: 5810101c l %r1,28(%r1) > 000000000013307e: c01b01ffff00 nilf %r1,33554176 > 0000000000133084: a7740481 brc 7,133986 > 0000000000133088: e310a2bc0012 lt %r1,700(%r10) > Ý 1113.796447¨ Call Trace: > Ý 1113.796449¨ (Ý<0000000000133058>¨ do_exit+0x38/0xab8) > Ý 1113.796451¨ Ý<0000000000100ea4>¨ die+0x158/0x180 > Ý 1113.796455¨ Ý<00000000006291fa>¨ do_trap+0x1a2/0x1a4 > Ý 1113.796459¨ Ý<00000000006293ac>¨ illegal_op+0xfc/0x144 > Ý 1113.796462¨ Ý<0000000000629974>¨ pgm_check_handler+0x138/0x13c > Ý 1113.796464¨ Ý<000000000030bc62>¨ mpage_da_submit_io+0x38e/0x3c0 > Ý 1113.796467¨ (Ý<000000000030b9a8>¨ mpage_da_submit_io+0xd4/0x3c0) > Ý 1113.796470¨ Ý<000000000031204c>¨ > mpage_da_map_and_submit+0x150/0x41c > Ý 1113.796472¨ Ý<0000000000312bac>¨ ext4_da_writepages+0x364/0x628 > Ý 1113.829664¨ Ý<00000000002a08c8>¨ > __writeback_single_inode+0x54/0x27c > Ý 1113.829674¨ Ý<00000000002a2c6c>¨ writeback_sb_inodes+0x284/0x4d8 > Ý 1113.829681¨ Ý<00000000002a30b6>¨ wb_writeback+0x10e/0x374 > Ý 1113.829691¨ Ý<00000000002a3d22>¨ wb_do_writeback+0x102/0x2e0 > Ý 1113.829706¨ Ý<00000000002a3fa2>¨ bdi_writeback_thread+0xa2/0x270 > Ý 1113.829715¨ Ý<00000000001581b2>¨ kthread+0xda/0xe4 > Ý 1113.829725¨ Ý<0000000000629836>¨ kernel_thread_starter+0x6/0xc > Ý 1113.829736¨ Ý<0000000000629830>¨ kernel_thread_starter+0x0/0xc > Ý 1113.829753¨ Last Breaking-Event-Address: > Ý 1113.829759¨ Ý<0000000000133070>¨ do_exit+0x50/0xab8 > Ý 1113.829771¨ ---Ý end trace 45df5089b835470f ¨---