Kernel Panic BUG: unable to handle kernel NULL pointer dereference at (null) which has Solarflare OpenOnload (onload) module installed
Issue
- server panicked with error
Kernel Panic BUG: unable to handle kernel NULL pointer dereference at (null) - kernel found to be panicked at this instruction pointer -
oo_file_ref_drop+120
ID: 56281 TASK: ffff882011ca9500 CPU: 17 COMMAND: "ux_router"
#0 [ffff880c6b4098d0] machine_kexec at ffffffff81038ecb
#1 [ffff880c6b409930] crash_kexec at ffffffff810c5ad2
#2 [ffff880c6b409a00] oops_end at ffffffff8152cec0
#3 [ffff880c6b409a30] no_context at ffffffff8104a00b
#4 [ffff880c6b409a80] __bad_area_nosemaphore at ffffffff8104a295
#5 [ffff880c6b409ad0] bad_area at ffffffff8104a3be
#6 [ffff880c6b409b00] __do_page_fault at ffffffff8104ab6f
#7 [ffff880c6b409c20] do_page_fault at ffffffff8152ee0e
#8 [ffff880c6b409c50] page_fault at ffffffff8152c1c5
[exception RIP: oo_file_ref_drop+120]
RIP: ffffffffa024a868 RSP: ffff880c6b409d08 RFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00000000ffffffff
RDX: 0000000000000244 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffff880c6b409d18 R8: 00000000400c5a14 R9: 0000000000000000
R10: 000000000000072a R11: 0000000000000004 R12: 0000000000000000
R13: 0000000000000011 R14: 0000000000000140 R15: 00000000ffffffff
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#9 [ffff880c6b409d20] tcp_helper_endpoint_set_filters at ffffffffa023656a [onload]
#10 [ffff880c6b409d90] efab_ep_filter_set at ffffffffa023f0f2 [onload]
#11 [ffff880c6b409da0] oo_fop_unlocked_ioctl at ffffffffa022172d [onload]
#12 [ffff880c6b409e60] vfs_ioctl at ffffffff8119e642
#13 [ffff880c6b409ea0] do_vfs_ioctl at ffffffff8119e7e4
#14 [ffff880c6b409f30] sys_ioctl at ffffffff8119ed61
Environment
- Red Hat Enterprise Linux
- Solarflare OpenOnload
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