Crash occurred in module dtrep: unable to handle kernel paging request
Issue
- Crashed in context of third party module dtrep RIP: [
] memcpy+0x6/0x110
crash> bt
PID: 11834 TASK: ffff88081da4eeb0 CPU: 2 COMMAND: "amqzmuc0"
#0 [ffff8800361c36d0] machine_kexec at ffffffff8105c52b
#1 [ffff8800361c3730] __crash_kexec at ffffffff81104a42
#2 [ffff8800361c3800] crash_kexec at ffffffff81104b30
#3 [ffff8800361c3818] oops_end at ffffffff816ad338
#4 [ffff8800361c3840] no_context at ffffffff8169d36a
#5 [ffff8800361c3890] __bad_area_nosemaphore at ffffffff8169d400
#6 [ffff8800361c38d8] bad_area_nosemaphore at ffffffff8169d56a
#7 [ffff8800361c38e8] __do_page_fault at ffffffff816b01fe
#8 [ffff8800361c3948] trace_do_page_fault at ffffffff816b0456
#9 [ffff8800361c3988] do_async_page_fault at ffffffff816afaea
#10 [ffff8800361c39a0] async_page_fault at ffffffff816ac5f8
[exception RIP: memcpy+0x6]
RIP: ffffffff813315a6 RSP: ffff8800361c3a50 RFLAGS: 00010246
RAX: ffff8807ba338000 RBX: 0000000000000000 RCX: 0000000000001000
RDX: 0000000000001000 RSI: 00002b1935a53000 RDI: ffff8807ba338000
RBP: ffff8800361c3aa8 R8: 0000000000019cc0 R9: ffffffffc067b02b
R10: ffff88017fc01300 R11: 0000000000001000 R12: 0000000000001000
R13: 00002b1935a53000 R14: ffff8807ba338000 R15: 0000000000002000
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#11 [ffff8800361c3a50] QueueItemSetDataBlocks at ffffffffc067c040 [dtrep] <
#12 [ffff8800361c3ab0] QueueItemSetData at ffffffffc067c340 [dtrep]
#13 [ffff8800361c3ae8] dtrep_direct_write at ffffffffc067e9ab [dtrep]
#14 [ffff8800361c3b60] addrDirectIOHook at ffffffffc066970a [dtfilter]
#15 [ffff8800361c3bc8] generic_file_direct_write at ffffffff8118465d
#16 [ffff8800361c3c20] __generic_file_aio_write at ffffffff81184957
#17 [ffff8800361c3ca0] ext4_file_write at ffffffffc0541035 [ext4]
#18 [ffff8800361c3d58] do_sync_readv_writev at ffffffff81200129
#19 [ffff8800361c3e30] do_readv_writev at ffffffff81201d0e
#20 [ffff8800361c3f28] vfs_writev at ffffffff81201f35
#21 [ffff8800361c3f38] sys_writev at ffffffff812020ef
#22 [ffff8800361c3f80] system_call_fastpath at ffffffff816b5089
RIP: 00002b1919bb2230 RSP: 00002b191860a860 RFLAGS: 00010202
RAX: 0000000000000014 RBX: ffffffff816b5089 RCX: 0000000001ad6e80
RDX: 0000000000000002 RSI: 00002b191860a920 RDI: 0000000000000007
RBP: 00002b191860a920 R8: 0000000000000000 R9: 0000000000000003
R10: 00002b191860a1a0 R11: 0000000000000293 R12: 0000000000003000
R13: 0000000001ad5900 R14: 0000000000003000 R15: 0000000000000002
ORIG_RAX: 0000000000000014 CS: 0033 SS: 002b
crash
Environment
- RHEL 7.4
- 3.10.0-693.11.1.el7.x86_64
- Third party modules -
dtrep, dtfilter, dtcommon, dtloop
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