Hi,
is there some known problem with error handling in floppy driver?
It complains loudly that "buffer layer error at fs/buffer.c:2641"
and fs/buffer.c:2690. It happened during floppy write. After reformatting
floppy write succeeded without any complaints.
Thanks,
Petr Vandrovec
end_request: I/O error, dev fd0, sector 2872
Buffer I/O error on device fd(2,0), logical block 359
buffer layer error at fs/buffer.c:2641
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c0150171>] check_ttfb_buffer+0x41/0x48
[<c01501a7>] drop_buffers+0x2f/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2690
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c01501df>] drop_buffers+0x67/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2641
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c0150171>] check_ttfb_buffer+0x41/0x48
[<c01501a7>] drop_buffers+0x2f/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2690
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c01501df>] drop_buffers+0x67/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2641
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c0150171>] check_ttfb_buffer+0x41/0x48
[<c01501a7>] drop_buffers+0x2f/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2690
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c01501df>] drop_buffers+0x67/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2641
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c0150171>] check_ttfb_buffer+0x41/0x48
[<c01501a7>] drop_buffers+0x2f/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2690
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c01501df>] drop_buffers+0x67/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2641
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c0150171>] check_ttfb_buffer+0x41/0x48
[<c01501a7>] drop_buffers+0x2f/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2690
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c01501df>] drop_buffers+0x67/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb
buffer layer error at fs/buffer.c:2641
Pass this trace through ksymoops for reporting
Call Trace:
[<c014cdf3>] __buffer_error+0x33/0x38
[<c0150171>] check_ttfb_buffer+0x41/0x48
[<c01501a7>] drop_buffers+0x2f/0xb0
[<c01502bc>] try_to_free_buffers+0x94/0x108
[<c01311cd>] __remove_from_page_cache+0x2d/0x68
[<c014e586>] try_to_release_page+0x42/0x48
[<c0139b4d>] invalidate_complete_page+0x25/0xa4
[<c0139eeb>] invalidate_inode_pages+0x6f/0xcc
[<c014d415>] invalidate_bdev+0x19/0x20
[<c01525b5>] kill_bdev+0xd/0x28
[<c0153a12>] blkdev_put+0xbe/0x208
[<c0153b6e>] blkdev_close+0x12/0x18
[<c014c9e4>] __fput+0x30/0x144
[<c014c9b0>] fput+0x14/0x18
[<c014b45d>] filp_close+0x101/0x10c
[<c014b4d6>] sys_close+0x6e/0x8c
[<c0108dc7>] syscall_call+0x7/0xb