bisected! (WAS Re: s390x: kernel BUG at fs/ext4/inode.c:1591!)
From: CAI Qian
Date: Tue Apr 02 2013 - 00:06:47 EST
Bisect indicated this is the culprit,
0e401101db49959f5783f6ee9e676124b5a183ac
ext4: fix memory leakage in mext_check_coverage
This following with Dmitry's debug patch applied,
CAI Qian
à 101.408610 ES cache assertation failed for inode: 753 es_cached ex Ã56/5/744
81/20Â != found ex Ã56/5/3396400/0Â retval 0 flags 5
à 209.858899 ES cache assertation failed for inode: 384 es_cached ex Ã57/7/332
82/20Â != found ex Ã57/7/3396400/0Â retval 0 flags 5
à 209.860656 ES cache assertation failed for inode: 384 es_cached ex Ã25/1/332
50/20Â != found ex Ã25/1/0/0Â retval 0 flags 0
à 209.893587 ES cache assertation failed for inode: 384 es_cached ex Ã22/1/332
47/20Â != found ex Ã22/1/34838/1000Â retval 1 flags 0
à 209.913482 ES cache assertation failed for inode: 384 es_cached ex Ã27/1/329
40/20Â != found ex Ã27/1/0/0Â retval 0 flags 0
à 209.919950 ES cache assertation failed for inode: 384 es_cached ex Ã59/5/338
48/20Â != found ex Ã59/5/3396400/0Â retval 0 flags 5
à 209.931856 ES cache assertation failed for inode: 384 es_cached ex Ã7/1/3292
0/20Â != found ex Ã7/1/35879/20Â retval 1 flags 43
à 209.969282 ES cache assertation failed for inode: 384 es_cached ex Ã35/1/361
97/20Â != found ex Ã35/1/36197/1000Â retval 1 flags 0
à 209.969290 ES cache assertation failed for inode: 384 es_cached ex Ã48/1/362
10/20Â != found ex Ã48/1/0/0Â retval 0 flags 0
à 209.980724 ES cache assertation failed for inode: 384 es_cached ex Ã13/4/334
89/20Â != found ex Ã13/4/2161372/0Â retval 0 flags 5
à 209.980744 ES cache assertation failed for inode: 384 es_cached ex Ã61/3/335
37/20Â != found ex Ã61/3/3396400/0Â retval 0 flags 5
à 209.983848 ES cache assertation failed for inode: 384 es_cached ex Ã44/2/335
20/20Â != found ex Ã44/2/36216/20Â retval 2 flags 43
à 210.020041 ES cache assertation failed for inode: 384 es_cached ex Ã61/3/341
91/20Â != found ex Ã61/3/3396400/0Â retval 0 flags 5
à 210.050100 ES cache assertation failed for inode: 384 es_cached ex Ã22/11/34
565/20Â != found ex Ã22/11/3396400/0Â retval 0 flags 5
à 210.053271 ES cache assertation failed for inode: 384 es_cached ex Ã15/1/334
90/20Â != found ex Ã15/1/33579/1000Â retval 1 flags 1
à 210.053275 mpage_da_submit_io failed block=33490 != b_blocknr=33579
à 210.053277 ino:384 lbkl:15, b_state=0x00001023, b_size=4096
à 210.053320 ------------à cut here Â------------
à 210.053323 kernel BUG at fs/ext4/inode.c:1639!
à 210.053402 illegal operation: 0001 Ã#1 SMP
à 210.053405 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 lcs dasd_mod qeth ctcm qdio ccwgroup fsm dm_mirror dm_region_hash dm_log d
m_mod
à 210.053434 CPU: 0 Not tainted 3.8.0-rc3+ #16
à 210.053436 Process fsx (pid: 20565, task: 000000002c358000, ksp: 000000002c0
8f480)
à 210.053439 Krnl PSW : 0704f00180000000 00000000003033e8 (mpage_da_submit_io
0x3d4/0x408)
à 210.053450 R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:3 PM:0 EA:
3
Krnl GPRS: 0000000000000015 0000000000000001 0000000000000030 00000000031b4508
à 210.053455 00000000003033e4 0000000000000000 0000000000001000 000
7ffff00001000
à 210.053457 000000002c08fa98 000003d100a8c6c0 000000002c08fb68 000
000000000000f
à 210.053460 00000000000082d2 000000002204d068 00000000003033e4 000
000002c08f970
à 210.053473 Krnl Code: 00000000003033d8: c02000215447 larl %r2,72dc
66
00000000003033de: c0e50016788f brasl %r14,5d24fc
#00000000003033e4: a7f40001 brc 15,3033e6
>00000000003033e8: a7f40001 brc 15,3033ea
00000000003033ec: a7f40001 brc 15,3033ee
00000000003033f0: 4120f0e8 la %r2,232(%r15)
00000000003033f4: a7180000 lhi %r1,0
00000000003033f8: 5010f0d8 st %r1,216(%r15)
à 210.053497 Call Trace:
à 210.053498 (Ã<00000000003033e4> mpage_da_submit_io+0x3d0/0x408)
à 210.053501 Ã<0000000000309a48> mpage_da_map_and_submit+0x150/0x41c
à 210.053505 Ã<000000000030a212> write_cache_pages_da+0x4fe/0x530
à 210.053509 Ã<000000000030a584> ext4_da_writepages+0x340/0x628
à 210.053512 Ã<00000000002024d2> __filemap_fdatawrite_range+0x6e/0x7c
à 210.053518 Ã<00000000002025fc> filemap_write_and_wait_range+0x54/0x8c
à 210.053521 Ã<00000000002fe0f8> ext4_sync_file+0x7c/0x3d8
à 210.053524 Ã<000000000023c932> SyS_msync+0x14e/0x1d8
à 210.053528 Ã<00000000005de66e> sysc_tracego+0x14/0x1a
à 210.053533 Ã<000003fffd0e1240> 0x3fffd0e1240
à 210.053536 Last Breaking-Event-Address:
à 210.053537 Ã<00000000003033e4> mpage_da_submit_io+0x3d0/0x408
à 210.053540Â
à 210.053542 ---à end trace f387176e9fcb98d0 Â---
à 210.053546 ------------à cut here Â------------
à 210.053548 WARNING: at kernel/exit.c:713
à 210.053550 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 lcs dasd_mod qeth ctcm qdio ccwgroup fsm dm_mirror dm_region_hash dm_log d
m_mod
à 210.053571 CPU: 0 Tainted: G D 3.8.0-rc3+ #16
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