From: Chris Mason <clm@fb.com>
To: "muthu.lkml@gmail.com" <muthu.lkml@gmail.com>
Cc: "kmo@daterainc.com" <kmo@daterainc.com>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
"fengguang.wu@intel.com" <fengguang.wu@intel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"lkp@linux.intel.com" <lkp@linux.intel.com>,
"axboe@kernel.dk" <axboe@kernel.dk>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>
Subject: Re: [block:for-3.14/core] kernel BUG at fs/bio.c:1748
Date: Wed, 8 Jan 2014 19:41:14 +0000 [thread overview]
Message-ID: <1389210102.23310.31.camel@ret.masoncoding.com> (raw)
In-Reply-To: <CAFR8ueezG4U5ULcp0ayhY690RUE7280UL68d55+tGCqDW9A1Kg@mail.gmail.com>
On Tue, 2014-01-07 at 13:23 -0800, Muthu Kumar wrote:
> Chris,
> This is based off of Jens block tree, for-3.14/core branch...
>
Ok, Kent did pull in one of my hunks, one was a comment and the third
was effectively the same as your patch. I tried to test the end result
today, but get these on boot with ext4:
[ 8.336061] WARNING: CPU: 0 PID: 0 at fs/bio.c:1778 bio_endio+0xbe/0x100()
[ 8.336062] bio_endio: bio for (unknown) without endio
[ 8.336063] Modules linked in: megaraid_sas(+)
[ 8.336065] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.13.0-rc7-mason+ #1
[ 8.336066] Hardware name: ZTSYSTEMS Echo Ridge T4 /A9DRPF-10D, BIOS 1.07 05/10/2012
[ 8.336069] 00000000000006f2 ffff88087fc03c28 ffffffff815cb8c6 00000000000006f2
[ 8.336071] ffff88087fc03c78 ffff88087fc03c68 ffffffff81047497 ffff88085561a8e8
[ 8.336073] ffff8808582b6d80 00000000000000fe 00000000fffffffb ffff8808582b6d80
[ 8.336073] Call Trace:
[ 8.336078] <IRQ> [<ffffffff815cb8c6>] dump_stack+0x49/0x5b
[ 8.336082] [<ffffffff81047497>] warn_slowpath_common+0x87/0xb0
[ 8.336084] [<ffffffff81047561>] warn_slowpath_fmt+0x41/0x50
[ 8.336086] [<ffffffff813aa6b8>] ? scsi_request_fn+0xc8/0x6a0
[ 8.336087] [<ffffffff8119bc8e>] bio_endio+0xbe/0x100
[ 8.336091] [<ffffffff8128c1d3>] blk_update_request+0x243/0x3a0
[ 8.336092] [<ffffffff8128c352>] blk_update_bidi_request+0x22/0xa0
[ 8.336094] [<ffffffff8128ceca>] blk_end_bidi_request+0x2a/0x80
[ 8.336096] [<ffffffff8128cf5b>] blk_end_request+0xb/0x10
[ 8.336098] [<ffffffff813ab916>] scsi_io_completion+0xa6/0x700
[ 8.336100] [<ffffffff813a2b68>] scsi_finish_command+0xc8/0x130
[ 8.336101] [<ffffffff813ac0bf>] scsi_softirq_done+0x13f/0x160
[ 8.336104] [<ffffffff812937ad>] blk_done_softirq+0x6d/0x80
[ 8.336106] [<ffffffff8104c26b>] __do_softirq+0xdb/0x290
[ 8.336108] [<ffffffff8104c51d>] irq_exit+0xbd/0xd0
[ 8.336110] [<ffffffff81003db1>] do_IRQ+0x61/0xe0
[ 8.336112] [<ffffffff815d012a>] common_interrupt+0x6a/0x6a
[ 8.336117] <EOI> [<ffffffff814e213a>] ? cpuidle_enter_state+0x4a/0xc0
[ 8.336119] [<ffffffff814e2136>] ? cpuidle_enter_state+0x46/0xc0
[ 8.336121] [<ffffffff814e2277>] cpuidle_idle_call+0xc7/0x160
[ 8.336123] [<ffffffff8100b2c9>] arch_cpu_idle+0x9/0x20
[ 8.336126] [<ffffffff8108fd8a>] cpu_startup_entry+0x9a/0x250
[ 8.336128] [<ffffffff815c3702>] rest_init+0x72/0x80
[ 8.336131] [<ffffffff81ac2047>] start_kernel+0x3fd/0x40a
[ 8.336133] [<ffffffff81ac1a78>] ? repair_env_string+0x5b/0x5b
[ 8.336134] [<ffffffff81ac159d>] x86_64_start_reservations+0x2a/0x2c
[ 8.336136] [<ffffffff81ac16df>] x86_64_start_kernel+0x140/0x147
[ 8.336137] ---[ end trace d0966e2430ea53b4 ]---
[ 8.336146] ------------[ cut here ]------------
[ 8.336146] kernel BUG at fs/bio.c:523!
[ 8.336148] invalid opcode: 0000 [#1] SMP
[ 8.336148] Modules linked in: megaraid_sas(+)
[ 8.336150] CPU: 0 PID: 2911 Comm: scsi_id Tainted: G W 3.13.0-rc7-mason+ #1
[ 8.336150] Hardware name: ZTSYSTEMS Echo Ridge T4 /A9DRPF-10D, BIOS 1.07 05/10/2012
[ 8.336151] task: ffff8808556b4150 ti: ffff8808556b6000 task.ti: ffff8808556b6000
[ 8.336153] RIP: 0010:[<ffffffff8119bbba>] [<ffffffff8119bbba>] bio_put+0x8a/0xa0
[ 8.336153] RSP: 0018:ffff8808556b7b68 EFLAGS: 00010246
[ 8.336154] RAX: 0000000000000000 RBX: ffff8808582b6d80 RCX: 0000000000000000
[ 8.336155] RDX: ffff8808582b6dec RSI: 0000000000000003 RDI: ffff8808582b6d80
[ 8.336155] RBP: ffff8808556b7b78 R08: 0000000000000004 R09: 0000000000000000
[ 8.336156] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[ 8.336156] R13: 0000000000000000 R14: ffff8808567ebe28 R15: ffff8808582b6d80
[ 8.336157] FS: 00007f16056bd700(0000) GS:ffff88087fc00000(0000) knlGS:0000000000000000
[ 8.336158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.336159] CR2: ffffe8f7ffc00000 CR3: 0000000856303000 CR4: 00000000000407f0
[ 8.336159] Stack:
[ 8.336164] ffff8808582b6d80 0000000000000000 ffff8808556b7ba8 ffffffff81291b37
[ 8.336168] ffff8808556b7b88 ffff8808556b7cf8 ffff88085561a8e8 ffff880855685400
[ 8.336172] ffff8808556b7c78 ffffffff8129b42d ffff8808556b7be8 ffffffff8119e09b
[ 8.336172] Call Trace:
[ 8.336174] [<ffffffff81291b37>] blk_rq_unmap_user+0x47/0x60
[ 8.336177] [<ffffffff8129b42d>] sg_io+0x26d/0x370
[ 8.336179] [<ffffffff8119e09b>] ? bdget+0x11b/0x130
[ 8.336183] [<ffffffff811068c9>] ? find_get_page+0x19/0xa0
[ 8.336185] [<ffffffff8129bc79>] scsi_cmd_ioctl+0x409/0x480
[ 8.336186] [<ffffffff81106af2>] ? unlock_page+0x22/0x30
[ 8.336189] [<ffffffff81130949>] ? __do_fault+0x439/0x560
[ 8.336191] [<ffffffff8129bd3c>] scsi_cmd_blk_ioctl+0x4c/0x70
[ 8.336194] [<ffffffff81437d6f>] sd_ioctl+0xcf/0x160
[ 8.336196] [<ffffffff81298003>] __blkdev_driver_ioctl+0x23/0x30
[ 8.336198] [<ffffffff81298638>] blkdev_ioctl+0x1f8/0x790
[ 8.336199] [<ffffffff8119d717>] block_ioctl+0x37/0x40
[ 8.336201] [<ffffffff811790c7>] do_vfs_ioctl+0x87/0x4f0
[ 8.336204] [<ffffffff8126374a>] ? file_has_perm+0x8a/0xa0
[ 8.336205] [<ffffffff811795c1>] SyS_ioctl+0x91/0xa0
[ 8.336207] [<ffffffff815d77e2>] system_call_fastpath+0x16/0x1b
[ 8.336218] Code: 8b 74 24 10 48 29 fb 48 89 df e8 a2 d2 f6 ff 48 8b 1c 24 4c 8b 64 24 08 c9 c3 0f 1f 80 00 00 00 00 48 89 df e8 38 60 fb ff eb 9a <0f> 0b 0f 1f 40 00 eb f
a 66 66 66 66 66 2e 0f 1f 84 00 00 00 00
[ 8.336220] RIP [<ffffffff8119bbba>] bio_put+0x8a/0xa0
[ 8.336220] RSP <ffff8808556b7b68>
[ 8.336221] ---[ end trace d0966e2430ea53b5 ]---
Trying to track it down.
-chris
next prev parent reply other threads:[~2014-01-08 19:41 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-02 5:31 [block:for-3.14/core] kernel BUG at fs/bio.c:1748 fengguang.wu
2014-01-02 5:31 ` fengguang.wu
2014-01-03 19:51 ` Muthu Kumar
2014-01-05 9:46 ` Fengguang Wu
2014-01-05 16:28 ` Muthu Kumar
2014-01-06 2:21 ` Fengguang Wu
2014-01-06 22:10 ` Kent Overstreet
2014-01-07 0:47 ` Muthu Kumar
2014-01-07 2:52 ` Kent Overstreet
2014-01-07 5:53 ` Fengguang Wu
2014-01-07 20:15 ` Muthu Kumar
2014-01-07 20:29 ` Chris Mason
2014-01-07 21:23 ` Muthu Kumar
2014-01-08 19:41 ` Chris Mason [this message]
2014-01-08 19:54 ` Muthu Kumar
2014-01-08 20:16 ` Chris Mason
2014-01-08 20:40 ` Muthu Kumar
2014-01-08 20:51 ` Chris Mason
2014-01-08 21:01 ` Muthu Kumar
2014-01-08 21:11 ` Chris Mason
2014-01-08 21:14 ` Kent Overstreet
2014-01-08 21:18 ` Muthu Kumar
2014-01-08 21:24 ` Kent Overstreet
2014-01-08 21:13 ` Chris Mason
2014-01-08 21:21 ` Jens Axboe
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