[Bug 256882] cc(4): Panic on DELL R630 with Chelsio T62100-SO-CR) lagg0 and vlans in VNET jails (VNET): ip_tryforward / ip_findroute

From: <bugzilla-noreply_at_freebsd.org>
Date: Sun, 29 Aug 2021 23:26:59 +0000
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=256882

--- Comment #16 from Konrad <konrad.kreciwilk_at_korbank.pl> ---
(In reply to Alexander V. Chernikov from comment #11)
I apply the patch. After switch algo to dpdk_lpm46 system crash immediately

Fatal trap 12: page fault while in kernel mode
cpuid = 2; apic id = 04
fault virtual address   = 0x18
fault code              = supervisor read data, page not present
instruction pointer     = 0x20:0xffffffff80db0f1d
stack pointer           = 0x28:0xfffffe0156c8e310
frame pointer           = 0x28:0xfffffe0156c8e320
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 12403 (bird)
trap number             = 12
panic: page fault
cpuid = 2
time = 1630278779
KDB: stack backtrace:
#0 0xffffffff80cb9475 at kdb_backtrace+0x65
#1 0xffffffff80c6b5e7 at vpanic+0x187
#2 0xffffffff80c6b453 at panic+0x43
#3 0xffffffff810f8577 at trap_fatal+0x387
#4 0xffffffff810f85cf at trap_pfault+0x4f
#5 0xffffffff810f7c4a at trap+0x26a
#6 0xffffffff810cf2e8 at calltrap+0x8
#7 0xffffffff80db360f at rt_get_inet6_parent+0x1af
#8 0xffffffff82549315 at handle_rtable_change_cb+0xc5
#9 0xffffffff80daf61e at handle_rtable_change_cb+0x30e
#10 0xffffffff80db27df at rt_unlinkrte+0x12f
#11 0xffffffff80db187c at rib_del_route+0xbc
#12 0xffffffff80db7991 at route_output+0x12d1
#13 0xffffffff80d0b923 at sosend_generic+0x623
#14 0xffffffff80d0bd90 at sosend+0x50
#15 0xffffffff80ce1be9 at soo_write+0x49
#16 0xffffffff80cd8b78 at dofilewrite+0x88
#17 0xffffffff80cd86cc at sys_write+0xbc
Uptime: 1m39s
Dumping 2863 out of 32631 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%


If you need additional files please let me know

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Received on Sun Aug 29 2021 - 23:26:59 UTC

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