* Please apply these two patches to the 3.18 stable branch
@ 2015-09-22 18:06 Theodore Ts'o
2015-09-28 13:39 ` Luis Henriques
0 siblings, 1 reply; 3+ messages in thread
From: Theodore Ts'o @ 2015-09-22 18:06 UTC (permalink / raw)
To: stable; +Cc: linux-ext4
The upstream commits are:
0f2af21aae1197 ext4: allocate entire range in zero range
94426f4b964815 ext4: fix loss of delalloc extent info in ext4_zero_range()
The first patch in particular is needed to address the following failure:
kernel BUG at /usr/projects/linux/ext4-3.18/fs/ext4/inode.c:1242!
invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
CPU: 0 PID: 17896 Comm: xfs_io Not tainted 3.18.21-ext4 #2
Hardware name: Google Google, BIOS Google 01/01/2011
task: ffff8802104ec7d0 ti: ffff8801f95bc000 task.ti: ffff8801f95bc000
RIP: 0010:[<ffffffff81216978>] [<ffffffff81216978>] ext4_da_invalidatepage+0x61/0x293
RSP: 0018:ffff8801f95bfcf8 EFLAGS: 00010286
RAX: 0000000000000400 RBX: ffffea0002bec500 RCX: 0100000000000825
RDX: 00000000fffffc00 RSI: 0000000000000400 RDI: ffffea0002bec500
RBP: ffff8800b9ffed78 R08: 0000000000000000 R09: 0000000000000000
R10: ffff8801f95bfce8 R11: ffff8800b9ee8de0 R12: 0000000000000001
R13: 00000000fffffc00 R14: 0000000000000400 R15: 0000000000000000
FS: 00000000009a0880(0063) GS:ffff88021de00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa6ba80d000 CR3: 0000000210633000 CR4: 00000000001406f0
Stack:
0000040000000000 0000000000000002 0000000000000002 ffffffff8114e9f2
0000000000000000 0000000000000002 ffff8800b9ffed78 0000000000000001
ffffea0002bec500 0000000000000400 0000000000000000 ffffffff81159a98
Call Trace:
[<ffffffff8114e9f2>] ? pagecache_get_page+0x27/0x14e
[<ffffffff81159a98>] ? truncate_inode_pages_range+0x226/0x427
[<ffffffff81159572>] ? __pagevec_release+0x23/0x2c
[<ffffffff8114e21e>] ? filemap_fdatawait_range+0xec/0x105
[<ffffffff8123bf19>] ? ext4_fallocate+0x27e/0x6d2
[<ffffffff8118d478>] ? do_fallocate+0x137/0x161
[<ffffffff8118d4eb>] ? SyS_fallocate+0x49/0x65
[<ffffffff81661889>] ? system_call_fastpath+0x12/0x17
Code: 44 89 ea 48 89 df 5b 5d 41 5c 41 5d 41 5e 41 5f e9 3c ec ff ff 8b 44 24 04 44 8d 0c 10 41 81 f9 00 10 00 00 77 05 44 39 ca 76 02 <0f> 0b 48 8b 07 f6 c4 08 75 02 0f 0b 48 8b 47 08 31 d2 31 ed 4c
RIP [<ffffffff81216978>] ext4_da_invalidatepage+0x61/0x293
RSP <ffff8801f95bfcf8>
.... which can be triggered by calling fallocate with
FALLOC_FL_ZERO_RANGE on a file with in a file system using a 1k
blocksize with an offset of 4300 and a length of 512 bytes.
Many thanks!
- Ted
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Please apply these two patches to the 3.18 stable branch
2015-09-22 18:06 Please apply these two patches to the 3.18 stable branch Theodore Ts'o
@ 2015-09-28 13:39 ` Luis Henriques
0 siblings, 0 replies; 3+ messages in thread
From: Luis Henriques @ 2015-09-28 13:39 UTC (permalink / raw)
To: Theodore Ts'o; +Cc: stable, linux-ext4
On Tue, Sep 22, 2015 at 02:06:07PM -0400, Theodore Ts'o wrote:
> The upstream commits are:
>
> 0f2af21aae1197 ext4: allocate entire range in zero range
> 94426f4b964815 ext4: fix loss of delalloc extent info in ext4_zero_range()
>
The first patch is already in the 3.16 kernel; I'm queuing the second one
as well for this kernel.
Cheers,
--
Luís
> The first patch in particular is needed to address the following failure:
>
> kernel BUG at /usr/projects/linux/ext4-3.18/fs/ext4/inode.c:1242!
> invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
> CPU: 0 PID: 17896 Comm: xfs_io Not tainted 3.18.21-ext4 #2
> Hardware name: Google Google, BIOS Google 01/01/2011
> task: ffff8802104ec7d0 ti: ffff8801f95bc000 task.ti: ffff8801f95bc000
> RIP: 0010:[<ffffffff81216978>] [<ffffffff81216978>] ext4_da_invalidatepage+0x61/0x293
> RSP: 0018:ffff8801f95bfcf8 EFLAGS: 00010286
> RAX: 0000000000000400 RBX: ffffea0002bec500 RCX: 0100000000000825
> RDX: 00000000fffffc00 RSI: 0000000000000400 RDI: ffffea0002bec500
> RBP: ffff8800b9ffed78 R08: 0000000000000000 R09: 0000000000000000
> R10: ffff8801f95bfce8 R11: ffff8800b9ee8de0 R12: 0000000000000001
> R13: 00000000fffffc00 R14: 0000000000000400 R15: 0000000000000000
> FS: 00000000009a0880(0063) GS:ffff88021de00000(0000) knlGS:0000000000000000
> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 00007fa6ba80d000 CR3: 0000000210633000 CR4: 00000000001406f0
> Stack:
> 0000040000000000 0000000000000002 0000000000000002 ffffffff8114e9f2
> 0000000000000000 0000000000000002 ffff8800b9ffed78 0000000000000001
> ffffea0002bec500 0000000000000400 0000000000000000 ffffffff81159a98
> Call Trace:
> [<ffffffff8114e9f2>] ? pagecache_get_page+0x27/0x14e
> [<ffffffff81159a98>] ? truncate_inode_pages_range+0x226/0x427
> [<ffffffff81159572>] ? __pagevec_release+0x23/0x2c
> [<ffffffff8114e21e>] ? filemap_fdatawait_range+0xec/0x105
> [<ffffffff8123bf19>] ? ext4_fallocate+0x27e/0x6d2
> [<ffffffff8118d478>] ? do_fallocate+0x137/0x161
> [<ffffffff8118d4eb>] ? SyS_fallocate+0x49/0x65
> [<ffffffff81661889>] ? system_call_fastpath+0x12/0x17
> Code: 44 89 ea 48 89 df 5b 5d 41 5c 41 5d 41 5e 41 5f e9 3c ec ff ff 8b 44 24 04 44 8d 0c 10 41 81 f9 00 10 00 00 77 05 44 39 ca 76 02 <0f> 0b 48 8b 07 f6 c4 08 75 02 0f 0b 48 8b 47 08 31 d2 31 ed 4c
> RIP [<ffffffff81216978>] ext4_da_invalidatepage+0x61/0x293
> RSP <ffff8801f95bfcf8>
>
> .... which can be triggered by calling fallocate with
> FALLOC_FL_ZERO_RANGE on a file with in a file system using a 1k
> blocksize with an offset of 4300 and a length of 512 bytes.
>
> Many thanks!
>
> - Ted
> --
> To unsubscribe from this list: send the line "unsubscribe stable" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Please apply these two patches to the 3.18 stable branch
@ 2015-09-28 13:39 ` Luis Henriques
0 siblings, 0 replies; 3+ messages in thread
From: Luis Henriques @ 2015-09-28 13:39 UTC (permalink / raw)
To: Theodore Ts'o; +Cc: stable, linux-ext4
On Tue, Sep 22, 2015 at 02:06:07PM -0400, Theodore Ts'o wrote:
> The upstream commits are:
>
> 0f2af21aae1197 ext4: allocate entire range in zero range
> 94426f4b964815 ext4: fix loss of delalloc extent info in ext4_zero_range()
>
The first patch is already in the 3.16 kernel; I'm queuing the second one
as well for this kernel.
Cheers,
--
Lu�s
> The first patch in particular is needed to address the following failure:
>
> kernel BUG at /usr/projects/linux/ext4-3.18/fs/ext4/inode.c:1242!
> invalid opcode: 0000 [#1] SMP DEBUG_PAGEALLOC
> CPU: 0 PID: 17896 Comm: xfs_io Not tainted 3.18.21-ext4 #2
> Hardware name: Google Google, BIOS Google 01/01/2011
> task: ffff8802104ec7d0 ti: ffff8801f95bc000 task.ti: ffff8801f95bc000
> RIP: 0010:[<ffffffff81216978>] [<ffffffff81216978>] ext4_da_invalidatepage+0x61/0x293
> RSP: 0018:ffff8801f95bfcf8 EFLAGS: 00010286
> RAX: 0000000000000400 RBX: ffffea0002bec500 RCX: 0100000000000825
> RDX: 00000000fffffc00 RSI: 0000000000000400 RDI: ffffea0002bec500
> RBP: ffff8800b9ffed78 R08: 0000000000000000 R09: 0000000000000000
> R10: ffff8801f95bfce8 R11: ffff8800b9ee8de0 R12: 0000000000000001
> R13: 00000000fffffc00 R14: 0000000000000400 R15: 0000000000000000
> FS: 00000000009a0880(0063) GS:ffff88021de00000(0000) knlGS:0000000000000000
> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 00007fa6ba80d000 CR3: 0000000210633000 CR4: 00000000001406f0
> Stack:
> 0000040000000000 0000000000000002 0000000000000002 ffffffff8114e9f2
> 0000000000000000 0000000000000002 ffff8800b9ffed78 0000000000000001
> ffffea0002bec500 0000000000000400 0000000000000000 ffffffff81159a98
> Call Trace:
> [<ffffffff8114e9f2>] ? pagecache_get_page+0x27/0x14e
> [<ffffffff81159a98>] ? truncate_inode_pages_range+0x226/0x427
> [<ffffffff81159572>] ? __pagevec_release+0x23/0x2c
> [<ffffffff8114e21e>] ? filemap_fdatawait_range+0xec/0x105
> [<ffffffff8123bf19>] ? ext4_fallocate+0x27e/0x6d2
> [<ffffffff8118d478>] ? do_fallocate+0x137/0x161
> [<ffffffff8118d4eb>] ? SyS_fallocate+0x49/0x65
> [<ffffffff81661889>] ? system_call_fastpath+0x12/0x17
> Code: 44 89 ea 48 89 df 5b 5d 41 5c 41 5d 41 5e 41 5f e9 3c ec ff ff 8b 44 24 04 44 8d 0c 10 41 81 f9 00 10 00 00 77 05 44 39 ca 76 02 <0f> 0b 48 8b 07 f6 c4 08 75 02 0f 0b 48 8b 47 08 31 d2 31 ed 4c
> RIP [<ffffffff81216978>] ext4_da_invalidatepage+0x61/0x293
> RSP <ffff8801f95bfcf8>
>
> .... which can be triggered by calling fallocate with
> FALLOC_FL_ZERO_RANGE on a file with in a file system using a 1k
> blocksize with an offset of 4300 and a length of 512 bytes.
>
> Many thanks!
>
> - Ted
> --
> To unsubscribe from this list: send the line "unsubscribe stable" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-09-22 18:06 Please apply these two patches to the 3.18 stable branch Theodore Ts'o
2015-09-28 13:39 ` Luis Henriques
2015-09-28 13:39 ` Luis Henriques
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