Bug 25863010 : Wrong AFD Module loaded after PSU patch
(Doc ID 2273445.1)
Last updated on JULY 29, 2021
Applies to:
Oracle Database - Enterprise Edition - Version 12.1.0.2 and laterOracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
After applying PSU ,OS level node was rebooting .
As per crashdump ,
PID: 25344 TASK: ffff8806d9e9c040 CPU: 0 COMMAND: "oracle"
#0 [ffff8803469cf4e0] machine_kexec at ffffffff8103fdcb
#1 [ffff8803469cf540] crash_kexec at ffffffff810d1dc2
#2 [ffff8803469cf610] oops_end at ffffffff8154d340
#3 [ffff8803469cf640] die at ffffffff8101102b
#4 [ffff8803469cf670] do_trap at ffffffff8154cb94
#5 [ffff8803469cf6d0] do_invalid_op at ffffffff8100cd95
#6 [ffff8803469cf770] invalid_op at ffffffff8100c01b
[exception RIP: blk_rq_map_sg+360]
RIP: ffffffff812859e8 RSP: ffff8803469cf828 RFLAGS: 00010002
RAX: 0000000000000000 RBX: 0000000000001000 RCX: 0000000000000000
RDX: ffffff88029772b2 RSI: 0000000d5536f000 RDI: ffff8802c1a0b9a0
RBP: ffff8803469cf878 R8: 0000000000000000 R9: 0000000000000000
R10: ffff8802c1a0b980 R11: 00000000000000a0 R12: 0000000000000001
R13: ffff8803f852a5f8 R14: ffff8802b5d7ce20 R15: 0000000000000002
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#7 [ffff8803469cf880] scsi_init_sgtable at ffffffff813a1550
#8 [ffff8803469cf8a0] scsi_init_io at ffffffff813a184a
#9 [ffff8803469cf8e0] scsi_setup_fs_cmnd at ffffffff813a19f9
#10 [ffff8803469cf900] sd_prep_fn at ffffffffa01a0c68 [sd_mod]
#11 [ffff8803469cf980] blk_peek_request at ffffffff8127ed98
#12 [ffff8803469cf9b0] scsi_request_fn at ffffffff813a0b93
#13 [ffff8803469cfa20] __generic_unplug_device at ffffffff8127ce12
#14 [ffff8803469cfa40] generic_unplug_device at ffffffff8127ce4e
#15 [ffff8803469cfa60] safd_bio_submit at ffffffffa034c106 [oracleafd]
#16 [ffff8803469cfae0] afdq_batch_submit at ffffffffa0344ef3 [oracleafd]
#17 [ffff8803469cfbe0] afdc_io at ffffffffa0336d2c [oracleafd]
#18 [ffff8803469cfce0] afdc_execute_ioctl at ffffffffa03381b8 [oracleafd]
#19 [ffff8803469cfd70] afd_ioctl at ffffffffa034a39c [oracleafd]
#20 [ffff8803469cfdc0] __blkdev_driver_ioctl at ffffffff81286947
#21 [ffff8803469cfe00] blkdev_ioctl at ffffffff81286e0d
#22 [ffff8803469cfe50] block_ioctl at ffffffff811d68dc
#23 [ffff8803469cfe60] vfs_ioctl at ffffffff811af742
#24 [ffff8803469cfea0] do_vfs_ioctl at ffffffff811af8e4
#25 [ffff8803469cff30] sys_ioctl at ffffffff811afe61
#26 [ffff8803469cff80] system_call_fastpath at ffffffff8100b0d2
RIP: 00007fa735322a77 RSP: 00007ffdcb1b0fe0 RFLAGS: 00000207
RAX: 0000000000000010 RBX: ffffffff8100b0d2 RCX: 0000000260cbde80
RDX: 000000000df9c960 RSI: 0000000000487606 RDI: 0000000000000019
RBP: 00007ffdcb1af440 R8: 0000000000000048 R9: 0101010101010101
R10: 00007ffdcb1af6e0 R11: 0000000000000206 R12: 00007fa734f28c30
R13: 00007fa734db3de8 R14: 00007fa734cbfd80 R15: 0000000000000048
ORIG_RAX: 0000000000000010 CS: 0033 SS: 002b
.
#0 [ffff8803469cf4e0] machine_kexec at ffffffff8103fdcb
#1 [ffff8803469cf540] crash_kexec at ffffffff810d1dc2
#2 [ffff8803469cf610] oops_end at ffffffff8154d340
#3 [ffff8803469cf640] die at ffffffff8101102b
#4 [ffff8803469cf670] do_trap at ffffffff8154cb94
#5 [ffff8803469cf6d0] do_invalid_op at ffffffff8100cd95
#6 [ffff8803469cf770] invalid_op at ffffffff8100c01b
[exception RIP: blk_rq_map_sg+360]
RIP: ffffffff812859e8 RSP: ffff8803469cf828 RFLAGS: 00010002
RAX: 0000000000000000 RBX: 0000000000001000 RCX: 0000000000000000
RDX: ffffff88029772b2 RSI: 0000000d5536f000 RDI: ffff8802c1a0b9a0
RBP: ffff8803469cf878 R8: 0000000000000000 R9: 0000000000000000
R10: ffff8802c1a0b980 R11: 00000000000000a0 R12: 0000000000000001
R13: ffff8803f852a5f8 R14: ffff8802b5d7ce20 R15: 0000000000000002
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#7 [ffff8803469cf880] scsi_init_sgtable at ffffffff813a1550
#8 [ffff8803469cf8a0] scsi_init_io at ffffffff813a184a
#9 [ffff8803469cf8e0] scsi_setup_fs_cmnd at ffffffff813a19f9
#10 [ffff8803469cf900] sd_prep_fn at ffffffffa01a0c68 [sd_mod]
#11 [ffff8803469cf980] blk_peek_request at ffffffff8127ed98
#12 [ffff8803469cf9b0] scsi_request_fn at ffffffff813a0b93
#13 [ffff8803469cfa20] __generic_unplug_device at ffffffff8127ce12
#14 [ffff8803469cfa40] generic_unplug_device at ffffffff8127ce4e
#15 [ffff8803469cfa60] safd_bio_submit at ffffffffa034c106 [oracleafd]
#16 [ffff8803469cfae0] afdq_batch_submit at ffffffffa0344ef3 [oracleafd]
#17 [ffff8803469cfbe0] afdc_io at ffffffffa0336d2c [oracleafd]
#18 [ffff8803469cfce0] afdc_execute_ioctl at ffffffffa03381b8 [oracleafd]
#19 [ffff8803469cfd70] afd_ioctl at ffffffffa034a39c [oracleafd]
#20 [ffff8803469cfdc0] __blkdev_driver_ioctl at ffffffff81286947
#21 [ffff8803469cfe00] blkdev_ioctl at ffffffff81286e0d
#22 [ffff8803469cfe50] block_ioctl at ffffffff811d68dc
#23 [ffff8803469cfe60] vfs_ioctl at ffffffff811af742
#24 [ffff8803469cfea0] do_vfs_ioctl at ffffffff811af8e4
#25 [ffff8803469cff30] sys_ioctl at ffffffff811afe61
#26 [ffff8803469cff80] system_call_fastpath at ffffffff8100b0d2
RIP: 00007fa735322a77 RSP: 00007ffdcb1b0fe0 RFLAGS: 00000207
RAX: 0000000000000010 RBX: ffffffff8100b0d2 RCX: 0000000260cbde80
RDX: 000000000df9c960 RSI: 0000000000487606 RDI: 0000000000000019
RBP: 00007ffdcb1af440 R8: 0000000000000048 R9: 0101010101010101
R10: 00007ffdcb1af6e0 R11: 0000000000000206 R12: 00007fa734f28c30
R13: 00007fa734db3de8 R14: 00007fa734cbfd80 R15: 0000000000000048
ORIG_RAX: 0000000000000010 CS: 0033 SS: 002b
.
oracleafd called generic_unplug_device via safd_bio_submit.
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |