Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Using the install of drbd off the suse enterprise 9 sp1 cd, i'm getting the following errors after creating it and attempting to do a mkreiser on /dev/nb0: Apr 20 09:52:15 web1 kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Apr 20 09:52:15 web1 kernel: printing eip: Apr 20 09:52:15 web1 kernel: c0178555 Apr 20 09:52:15 web1 kernel: *pde = 00000000 Apr 20 09:52:15 web1 kernel: Oops: 0002 [#1] Apr 20 09:52:15 web1 kernel: SMP Apr 20 09:52:15 web1 kernel: CPU: 0 Apr 20 09:52:15 web1 kernel: EIP: 0060:[<c0178555>] Not tainted Apr 20 09:52:15 web1 kernel: EFLAGS: 00010206 (2.6.5-7.139-smp SLES9_SP1_BRANCH-200501141541330000) Apr 20 09:52:15 web1 kernel: EIP is at __bio_clone+0x35/0xc0 Apr 20 09:52:15 web1 kernel: eax: 0000000c ebx: 00000000 ecx: 00000003 edx: cdfdc680 Apr 20 09:52:15 web1 kernel: esi: cdfd9b00 edi: 00000000 ebp: f703ef8c esp: f6fa5b34 Apr 20 09:52:15 web1 kernel: ds: 007b es: 007b ss: 0068 Apr 20 09:52:15 web1 kernel: Process mkreiserfs (pid: 3145, threadinfo=f6fa4000 task=f763f350) Apr 20 09:52:15 web1 kernel: Stack: f77bfe00 00000000 f703ef70 f73c7000 cdfdc680 f8b3bfc4 f7443000 f6e6cb80 Apr 20 09:52:15 web1 kernel: c02c897f 00000206 f7bd3e4c f703ef8c f7065928 f70b98e8 f7065900 c02e89a1 Apr 20 09:52:15 web1 kernel: 00000008 c2247bdc 00000008 c01741e1 00000000 00000000 00001000 00000000 Apr 20 09:52:15 web1 kernel: Call Trace: Apr 20 09:52:15 web1 kernel: [<f8b3bfc4>] drbd_make_request_26+0x364/0xbdf [drbd] Apr 20 09:52:15 web1 kernel: [<c02c897f>] dev_queue_xmit+0x26f/0x2b0 Apr 20 09:52:15 web1 kernel: [<c02e89a1>] ip_finish_output+0xd1/0x240 Apr 20 09:52:15 web1 kernel: [<c01741e1>] __find_get_block+0xa1/0x1b0 Apr 20 09:52:15 web1 kernel: [<c02e64b3>] ip_dst_output+0x23/0x80 Apr 20 09:52:15 web1 kernel: [<c026152d>] generic_make_request+0x11d/0x200 Apr 20 09:52:15 web1 kernel: [<c0151703>] mempool_alloc+0x73/0x140 Apr 20 09:52:15 web1 kernel: [<c0128d50>] autoremove_wake_function+0x0/0x40 Apr 20 09:52:15 web1 kernel: [<c0261678>] submit_bio+0x68/0x120 Apr 20 09:52:15 web1 kernel: [<c0128d50>] autoremove_wake_function+0x0/0x40 Apr 20 09:52:15 web1 kernel: [<c015d5e6>] do_no_page+0x246/0x8e0 Apr 20 09:52:15 web1 kernel: [<c01776f2>] bio_alloc+0xd2/0x1c0 Apr 20 09:52:15 web1 kernel: [<c017386d>] submit_bh+0x17d/0x230 Apr 20 09:52:15 web1 kernel: [<c0175967>] block_read_full_page+0x357/0x360 Apr 20 09:52:15 web1 kernel: [<c0179c50>] blkdev_get_block+0x0/0x80 Apr 20 09:52:15 web1 kernel: [<c014d3a7>] add_to_page_cache+0x57/0x180 Apr 20 09:52:15 web1 kernel: [<c01552c0>] read_pages+0x130/0x1b0 Apr 20 09:52:15 web1 kernel: [<c0153b7d>] __alloc_pages+0xad/0x310 Apr 20 09:52:15 web1 kernel: [<c015eeb8>] handle_mm_fault+0x138/0xb60 Apr 20 09:52:15 web1 kernel: [<c015544e>] do_page_cache_readahead+0x10e/0x180 Apr 20 09:52:15 web1 kernel: [<c01555e8>] page_cache_readahead+0x128/0x240 Apr 20 09:52:15 web1 kernel: [<c014e692>] do_generic_mapping_read+0x332/0x7d0 Apr 20 09:52:15 web1 kernel: [<c014cc60>] file_read_actor+0x0/0xf0 Apr 20 09:52:15 web1 kernel: [<c014f682>] __generic_file_aio_read+0x1e2/0x220 Apr 20 09:52:15 web1 kernel: [<c014cc60>] file_read_actor+0x0/0xf0 Apr 20 09:52:15 web1 kernel: [<c0153b7d>] __alloc_pages+0xad/0x310 Apr 20 09:52:15 web1 kernel: [<c014f7ef>] generic_file_read+0x8f/0xb0 Apr 20 09:52:15 web1 kernel: [<c015eeb8>] handle_mm_fault+0x138/0xb60 Apr 20 09:52:15 web1 kernel: [<c0128d50>] autoremove_wake_function+0x0/0x40 Apr 20 09:52:15 web1 kernel: [<c011df93>] do_page_fault+0x163/0x53f Apr 20 09:52:15 web1 kernel: [<c0172216>] vfs_read+0xc6/0x160 Apr 20 09:52:15 web1 kernel: [<c0179d80>] block_llseek+0x0/0x110 Apr 20 09:52:15 web1 kernel: [<c01724c1>] sys_read+0x91/0xf0 Apr 20 09:52:15 web1 kernel: [<c01091d9>] sysenter_past_esp+0x52/0x79 Apr 20 09:52:15 web1 kernel: Apr 20 09:52:15 web1 kernel: Code: f3 a5 a8 02 74 02 66 a5 a8 01 74 01 a4 8b 42 0c 8b 0a 8b 5a And on my other machine i get the same thing: Apr 20 10:21:31 web2 kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Apr 20 10:21:31 web2 kernel: printing eip: Apr 20 10:21:31 web2 kernel: c0178555 Apr 20 10:21:31 web2 kernel: *pde = 00000000 Apr 20 10:21:31 web2 kernel: Oops: 0002 [#1] Apr 20 10:21:31 web2 kernel: SMP Apr 20 10:21:31 web2 kernel: CPU: 0 Apr 20 10:21:31 web2 kernel: EIP: 0060:[<c0178555>] Not tainted Apr 20 10:21:31 web2 kernel: EFLAGS: 00010206 (2.6.5-7.139-smp SLES9_SP1_BRANCH-200501141541330000) Apr 20 10:21:31 web2 kernel: EIP is at __bio_clone+0x35/0xc0 Apr 20 10:21:31 web2 kernel: eax: 0000000c ebx: 00000000 ecx: 00000003 edx: f5c49d40 Apr 20 10:21:31 web2 kernel: esi: ef9c7de0 edi: 00000000 ebp: f640ef8c esp: ef9d1b34 Apr 20 10:21:31 web2 kernel: ds: 007b es: 007b ss: 0068 Apr 20 10:21:31 web2 kernel: Process mkreiserfs (pid: 7191, threadinfo=ef9d0000 task=f70f2d30) Apr 20 10:21:31 web2 kernel: Stack: f7944200 00000000 f640ef70 f6c81000 f5c49d40 f8bfafc4 00000000 ef911800 Apr 20 10:21:31 web2 kernel: 00005993 00000000 f7bea388 f640ef8c f6ccdcac f6ccdcac cde03994 00000000 Apr 20 10:21:31 web2 kernel: 00000008 f6ccdcac 00000008 c01741e1 00000000 00000000 00001000 00000000 Apr 20 10:21:31 web2 kernel: Call Trace: Apr 20 10:21:31 web2 kernel: [<f8bfafc4>] drbd_make_request_26+0x364/0xbdf [drbd] Apr 20 10:21:31 web2 kernel: [<c01741e1>] __find_get_block+0xa1/0x1b0 Apr 20 10:21:31 web2 kernel: [<c026152d>] generic_make_request+0x11d/0x200 Apr 20 10:21:31 web2 kernel: [<f89567c3>] search_by_key+0x153/0x14c0 [reiserfs] Apr 20 10:21:31 web2 kernel: [<c0151703>] mempool_alloc+0x73/0x140 Apr 20 10:21:31 web2 kernel: [<c0128d50>] autoremove_wake_function+0x0/0x40 Apr 20 10:21:31 web2 kernel: [<c0261678>] submit_bio+0x68/0x120 Apr 20 10:21:31 web2 kernel: [<c0128d50>] autoremove_wake_function+0x0/0x40 Apr 20 10:21:31 web2 kernel: [<c01776f2>] bio_alloc+0xd2/0x1c0 Apr 20 10:21:31 web2 kernel: [<c017386d>] submit_bh+0x17d/0x230 Apr 20 10:21:31 web2 kernel: [<c0175967>] block_read_full_page+0x357/0x360 Apr 20 10:21:31 web2 kernel: [<c0179c50>] blkdev_get_block+0x0/0x80 Apr 20 10:21:31 web2 kernel: [<c014d3a7>] add_to_page_cache+0x57/0x180 Apr 20 10:21:31 web2 kernel: [<c01552c0>] read_pages+0x130/0x1b0 Apr 20 10:21:31 web2 kernel: [<c0153b7d>] __alloc_pages+0xad/0x310 Apr 20 10:21:31 web2 kernel: [<c010a1da>] apic_timer_interrupt+0x1a/0x20 Apr 20 10:21:31 web2 kernel: [<c015544e>] do_page_cache_readahead+0x10e/0x180 Apr 20 10:21:31 web2 kernel: [<c01555e8>] page_cache_readahead+0x128/0x240 Apr 20 10:21:31 web2 kernel: [<c014e692>] do_generic_mapping_read+0x332/0x7d0 Apr 20 10:21:31 web2 kernel: [<c014cc60>] file_read_actor+0x0/0xf0 Apr 20 10:21:31 web2 kernel: [<c014f682>] __generic_file_aio_read+0x1e2/0x220 Apr 20 10:21:31 web2 kernel: [<c014cc60>] file_read_actor+0x0/0xf0 Apr 20 10:21:31 web2 kernel: [<c0153b7d>] __alloc_pages+0xad/0x310 Apr 20 10:21:31 web2 kernel: [<c014f7ef>] generic_file_read+0x8f/0xb0 Apr 20 10:21:31 web2 kernel: [<c015eeb8>] handle_mm_fault+0x138/0xb60 Apr 20 10:21:31 web2 kernel: [<c0128d50>] autoremove_wake_function+0x0/0x40 Apr 20 10:21:31 web2 kernel: [<c011df93>] do_page_fault+0x163/0x53f Apr 20 10:21:31 web2 kernel: [<c0172216>] vfs_read+0xc6/0x160 Apr 20 10:21:31 web2 kernel: [<c0179d80>] block_llseek+0x0/0x110 Apr 20 10:21:31 web2 kernel: [<c01724c1>] sys_read+0x91/0xf0 Apr 20 10:21:31 web2 kernel: [<c01091d9>] sysenter_past_esp+0x52/0x79 Apr 20 10:21:31 web2 kernel: Apr 20 10:21:31 web2 kernel: Code: f3 a5 a8 02 74 02 66 a5 a8 01 74 01 a4 8b 42 0c 8b 0a 8b 5a Anyone know what might be causing this? My config file: resource webdrbd { protocol C; incon-degr-cmd "halt -f"; startup { degr-wfc-timeout 120; } disk { on-io-error detach; } syncer { rate 100M; group 1; al-extents 257; } on web1 { device /dev/nb0; disk /dev/sda3; address 192.168.1.111:7788; meta-disk internal; } on web2 { device /dev/nb0; disk /dev/sda3; address 192.168.1.112:7788; meta-disk internal; } Thanks, Nathan