Attachment 854890 Details for Bug 1049934 – New sysrq-trigger dump for tasks in uninterruptable sleep

New sysrq-trigger dump for tasks in uninterruptable sleep

sysrq-trigger-02.txt (text/plain), 5.88 KB, created by Nenad Peric on 2014-01-24 11:06:26 UTC

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Creator: Nenad Peric

Created: 2014-01-24 11:06:26 UTC

Size: 5.88 KB

patch

obsolete

>[69391.639298] sd 8:0:0:1: rejecting I/O to offline device
>[69391.641469] sd 8:0:0:1: rejecting I/O to offline device
>[69391.643749] sd 8:0:0:1: rejecting I/O to offline device
>[69405.087411] SysRq : Show Blocked State
>[69405.088035]   task                        PC stack   pid father
>[69405.088035] jbd2/dm-6-8     D ffff88003fc14640     0 22603      2 0x00000080
>[69405.088035]  ffff88002082bb38 0000000000000046 ffff88002082bfd8 0000000000014640
>[69405.088035]  ffff88002082bfd8 0000000000014640 ffff88002a7b0000 ffff88003fc14f08
>[69405.088035]  ffff88003ff576e8 0000000000000002 ffffffff81134c30 ffff88002082bbb0
>[69405.088035] Call Trace:
>[69405.088035]  [<ffffffff81134c30>] ? wait_on_page_read+0x60/0x60
>[69405.088035]  [<ffffffff815c2f7d>] io_schedule+0x9d/0x140
>[69405.088035]  [<ffffffff81134c3e>] sleep_on_page+0xe/0x20
>[69405.088035]  [<ffffffff815c0e40>] __wait_on_bit+0x60/0x90
>[69405.088035]  [<ffffffff811349ff>] wait_on_page_bit+0x7f/0x90
>[69405.088035]  [<ffffffff8107faf0>] ? autoremove_wake_function+0x40/0x40
>[69405.088035]  [<ffffffff81141551>] ? pagevec_lookup_tag+0x21/0x30
>[69405.088035]  [<ffffffff81134b11>] filemap_fdatawait_range+0x101/0x190
>[69405.088035]  [<ffffffff81134bc7>] filemap_fdatawait+0x27/0x30
>[69405.088035]  [<ffffffffa039f4bf>] jbd2_journal_commit_transaction+0xa3f/0x1940 [jbd2]
>[69405.088035]  [<ffffffff810115b6>] ? __switch_to+0x136/0x490
>[69405.088035]  [<ffffffffa03a434a>] kjournald2+0xba/0x240 [jbd2]
>[69405.088035]  [<ffffffff8107fab0>] ? wake_up_bit+0x30/0x30
>[69405.088035]  [<ffffffffa03a4290>] ? commit_timeout+0x10/0x10 [jbd2]
>[69405.088035]  [<ffffffff8107eb90>] kthread+0xc0/0xd0
>[69405.088035]  [<ffffffff8107ead0>] ? kthread_create_on_node+0x110/0x110
>[69405.088035]  [<ffffffff815cd46c>] ret_from_fork+0x7c/0xb0
>[69405.088035]  [<ffffffff8107ead0>] ? kthread_create_on_node+0x110/0x110
>[69405.088035] xdoio           D ffff88003fc14640     0 23525  23524 0x00000080
>[69405.088035]  ffff88002b367a58 0000000000000086 ffff88002b367fd8 0000000000014640
>[69405.088035]  ffff88002b367fd8 0000000000014640 ffff88002a7b0ad0 ffff880013baac40
>[69405.088035]  0000000000000000 ffff8800138bcf78 ffff88003ff59f80 ffff88002b367ac0
>[69405.088035] Call Trace:
>[69405.088035]  [<ffffffff815c2c59>] schedule+0x29/0x70
>[69405.088035]  [<ffffffffa039d745>] do_get_write_access+0x315/0x560 [jbd2]
>[69405.088035]  [<ffffffff8106836b>] ? __internal_add_timer+0xab/0x130
>[69405.088035]  [<ffffffff8107faf0>] ? autoremove_wake_function+0x40/0x40
>[69405.088035]  [<ffffffffa039d9b7>] jbd2_journal_get_write_access+0x27/0x40 [jbd2]
>[69405.088035]  [<ffffffffa03f838b>] __ext4_journal_get_write_access+0x3b/0x80 [ext4]
>[69405.088035]  [<ffffffffa03cfd30>] ext4_reserve_inode_write+0x70/0xa0 [ext4]
>[69405.088035]  [<ffffffffa03d315d>] ? ext4_dirty_inode+0x3d/0x60 [ext4]
>[69405.088035]  [<ffffffffa03cfda4>] ext4_mark_inode_dirty+0x44/0x1f0 [ext4]
>[69405.088035]  [<ffffffffa03d315d>] ext4_dirty_inode+0x3d/0x60 [ext4]
>[69405.088035]  [<ffffffff811c932a>] __mark_inode_dirty+0xca/0x290
>[69405.088035]  [<ffffffff811b8ef1>] update_time+0x81/0xd0
>[69405.088035]  [<ffffffff811b9100>] file_update_time+0x80/0xd0
>[69405.088035]  [<ffffffff81136de0>] __generic_file_aio_write+0x180/0x3d0
>[69405.088035]  [<ffffffff8113708d>] generic_file_aio_write+0x5d/0xc0
>[69405.088035]  [<ffffffffa03c7fb9>] ext4_file_write+0x99/0x420 [ext4]
>[69405.088035]  [<ffffffff811b9cab>] ? iput+0x3b/0x180
>[69405.088035]  [<ffffffff8119e770>] do_sync_write+0x80/0xb0
>[69405.088035]  [<ffffffff8119eead>] vfs_write+0xbd/0x1e0
>[69405.088035]  [<ffffffff8119f879>] SyS_write+0x49/0xa0
>[69405.088035]  [<ffffffff810dcdd6>] ? __audit_syscall_exit+0x1f6/0x2a0
>[69405.088035]  [<ffffffff815cd519>] system_call_fastpath+0x16/0x1b
>[69405.088035] dd              D ffff88003fc14640     0 23556  23555 0x00000080
>[69405.088035]  ffff88002a463998 0000000000000086 ffff88002a463fd8 0000000000014640
>[69405.088035]  ffff88002a463fd8 0000000000014640 ffff880029a86150 ffff88003fc14f08
>[69405.088035]  ffff88002a463a20 0000000000000002 ffffffff811ce8f0 ffff88002a463a10
>[69405.088035] Call Trace:
>[69405.088035]  [<ffffffff811ce8f0>] ? generic_block_bmap+0x50/0x50
>[69405.088035]  [<ffffffff815c2f7d>] io_schedule+0x9d/0x140
>[69405.088035]  [<ffffffff811ce8fe>] sleep_on_buffer+0xe/0x20
>[69405.088035]  [<ffffffff815c0f5b>] __wait_on_bit_lock+0x5b/0xc0
>[69405.088035]  [<ffffffff811ce8f0>] ? generic_block_bmap+0x50/0x50
>[69405.088035]  [<ffffffff815c1037>] out_of_line_wait_on_bit_lock+0x77/0x90
>[69405.088035]  [<ffffffff8107faf0>] ? autoremove_wake_function+0x40/0x40
>[69405.088035]  [<ffffffff811cfd22>] __lock_buffer+0x32/0x40
>[69405.088035]  [<ffffffffa039d90a>] do_get_write_access+0x4da/0x560 [jbd2]
>[69405.088035]  [<ffffffff8113d7fb>] ? get_page_from_freelist+0x47b/0x8c0
>[69405.088035]  [<ffffffffa039c1bc>] ? start_this_handle+0x1bc/0x4b0 [jbd2]
>[69405.088035]  [<ffffffffa039d9b7>] jbd2_journal_get_write_access+0x27/0x40 [jbd2]
>[69405.088035]  [<ffffffffa03f838b>] __ext4_journal_get_write_access+0x3b/0x80 [ext4]
>[69405.088035]  [<ffffffffa03d99d5>] ext4_orphan_add+0xa5/0x1d0 [ext4]
>[69405.088035]  [<ffffffffa03f8127>] ? __ext4_journal_start_sb+0x77/0x160 [ext4]
>[69405.088035]  [<ffffffffa03d3054>] ext4_setattr+0x5d4/0x6a0 [ext4]
>[69405.088035]  [<ffffffff81241c7a>] ? inode_has_perm.isra.32.constprop.61+0x2a/0x30
>[69405.088035]  [<ffffffff811ba9e8>] notify_change+0x1a8/0x350
>[69405.088035]  [<ffffffff8125b8ae>] ? process_measurement+0x6e/0x230
>[69405.088035]  [<ffffffff8119d1db>] do_truncate+0x6b/0xa0
>[69405.088035]  [<ffffffff811ae475>] do_last+0x605/0x11f0
>[69405.088035]  [<ffffffff81242adc>] ? selinux_file_alloc_security+0x3c/0x60
>[69405.088035]  [<ffffffff811af110>] path_openat+0xb0/0x480
>[69405.088035]  [<ffffffff811afc48>] do_filp_open+0x38/0x80
>[69405.088035]  [<ffffffff811bbd67>] ? __alloc_fd+0xa7/0x130
>[69405.088035]  [<ffffffff8119e234>] do_sys_open+0xe4/0x1c0
>[69405.088035]  [<ffffffff8119e32e>] SyS_open+0x1e/0x20
>[69405.088035]  [<ffffffff815cd519>] system_call_fastpath+0x16/0x1b
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Attachments on bug 1049934: 847161 | 847701 | 854890