> On Tue, 22 Jan 2008 21:30:23 +0100 Mariusz Kozlowski <m.kozlowski@xxxxxxxxxx> wrote:
> Hello,
>
> Issuing "sysrq-s sysrq-u" sequence causes these warnings on sparc64:
>
> ------------[ cut here ]------------
> WARNING: at fs/file_table.c:49 __fput+0x1a8/0x1e0()
> Modules linked in: sg sr_mod cdrom
> Call Trace:
> [00000000004c9ac8] __fput+0x1b0/0x1e0
> [00000000004c6978] filp_close+0x60/0x80
> [00000000004c6a18] sys_close+0x80/0xe0
> [00000000004062d4] linux_sparc_syscall32+0x3c/0x40
> [0000000000012f1c] 0x12f24
> ---[ end trace 6dbe14ff8ec57744 ]---
> ------------[ cut here ]------------
> WARNING: at fs/file_table.c:49 __fput+0x1a8/0x1e0()
> Modules linked in: sg sr_mod cdrom
> Call Trace:
> [00000000004c9ac8] __fput+0x1b0/0x1e0
> [00000000004c6978] filp_close+0x60/0x80
> [00000000004c6a18] sys_close+0x80/0xe0
> [00000000004062d4] linux_sparc_syscall32+0x3c/0x40
> [0000000000012f1c] 0x12f24
> ---[ end trace 6dbe14ff8ec57744 ]---
> ------------[ cut here ]------------
> WARNING: at fs/file_table.c:49 __fput+0x1a8/0x1e0()
> Modules linked in: sg sr_mod cdrom
> Call Trace:
> [00000000004c9ac8] __fput+0x1b0/0x1e0
> [00000000004c6978] filp_close+0x60/0x80
> [00000000004c6a18] sys_close+0x80/0xe0
> [00000000004062d4] linux_sparc_syscall32+0x3c/0x40
> [0000000000012f1c] 0x12f24
> ---[ end trace 6dbe14ff8ec57744 ]---
> ------------[ cut here ]------------
> WARNING: at fs/file_table.c:49 __fput+0x1a8/0x1e0()
> Modules linked in: sg sr_mod cdrom
> Call Trace:
> [00000000004c9ac8] __fput+0x1b0/0x1e0
> [00000000004c6978] filp_close+0x60/0x80
> [00000000004c6a18] sys_close+0x80/0xe0
> [00000000004062d4] linux_sparc_syscall32+0x3c/0x40
> [0000000000012f1c] 0x12f24
> ---[ end trace 6dbe14ff8ec57744 ]---
>
That's
WARN_ON(f->f_mnt_write_state == FILE_MNT_WRITE_TAKEN);
cc's added...
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