[Bug 203691] [panic] Fatal trap 12: page fault while in kernel mode (in function vfs_cache_lookup)

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=203691

--- Comment #1 from neovortex at gmail.com ---
Yet another crash with an identical backtrace (which makes me suspect not
hardware related which would be more random?):

Fatal trap 12: page fault while in kernel mode
cpuid = 3; apic id = 06
fault virtual address   = 0x10000002f
fault code              = supervisor read data, page not present
instruction pointer     = 0x20:0xffffffff809d6e14
stack pointer           = 0x28:0xfffffe0654b534e0
frame pointer           = 0x28:0xfffffe0654b53560
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         = 8041 (find)
trap number             = 12
panic: page fault
cpuid = 3
KDB: stack backtrace:
#0 0xffffffff80984e30 at kdb_backtrace+0x60
#1 0xffffffff809489e6 at vpanic+0x126
#2 0xffffffff809488b3 at panic+0x43
#3 0xffffffff80d4aadb at trap_fatal+0x36b
#4 0xffffffff80d4addd at trap_pfault+0x2ed
#5 0xffffffff80d4a47a at trap+0x47a
#6 0xffffffff80d307f2 at calltrap+0x8
#7 0xffffffff809d83dc at vfs_cache_lookup+0xac
#8 0xffffffff80e71621 at VOP_LOOKUP_APV+0xa1
#9 0xffffffff809e0951 at lookup+0x5a1
#10 0xffffffff809e00b4 at namei+0x4d4
#11 0xffffffff809f471e at kern_statat_vnhook+0xae
#12 0xffffffff809f462c at sys_fstatat+0x2c
#13 0xffffffff80d4b3f7 at amd64_syscall+0x357
#14 0xffffffff80d30adb at Xfast_syscall+0xfb
Uptime: 8d23h59m1s
(da0:mps0:0:0:0): Synchronize cache failed
(da1:mps0:0:1:0): Synchronize cache failed
(da2:mps0:0:2:0): Synchronize cache failed
(da3:mps0:0:8:0): Synchronize cache failed
Dumping 6357 out of 24233 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%

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