Fatal trap 12

Go to: [ bottom of page ] [ top of archives ] [ this month ]
From: Budi Janto <budijanto_at_studiokaraoke.co.id>
Date: Thu, 31 Mar 2022 21:25:56 UTC
Hi,

I have a problem, the server suddenly restarts by itself. I try to 
display the /var/log/message as follows:

[...]
Apr  1 03:51:10 BEC-DB-P1 kernel: Fatal trap 12: page fault while in 
kernel mode
Apr  1 03:51:10 BEC-DB-P1 kernel: cpuid = 3; apic id = 03
Apr  1 03:51:10 BEC-DB-P1 kernel: fault virtual address = 0xfffff821d0135d48
Apr  1 03:51:10 BEC-DB-P1 kernel: fault code        = supervisor write 
data, page not present
Apr  1 03:51:10 BEC-DB-P1 kernel: instruction pointer   = 
0x20:0xffffffff828d43d5
Apr  1 03:51:10 BEC-DB-P1 kernel: stack pointer         = 
0x28:0xfffffe011b408e00
Apr  1 03:51:10 BEC-DB-P1 kernel: frame pointer         = 
0x28:0xfffffe011b408e80
Apr  1 03:51:10 BEC-DB-P1 kernel: code segment      = base 0x0, limit 
0xfffff, type 0x1b
Apr  1 03:51:10 BEC-DB-P1 kernel:           = DPL 0, pres 1, long 1, 
def32 0, gran 1
Apr  1 03:51:10 BEC-DB-P1 kernel: processor eflags  = interrupt enabled, 
resume, IOPL = 0
Apr  1 03:51:10 BEC-DB-P1 kernel: current process       = 59 
(txg_thread_enter)
Apr  1 03:51:10 BEC-DB-P1 kernel: trap number       = 12
Apr  1 03:51:10 BEC-DB-P1 kernel: panic: page fault
Apr  1 03:51:10 BEC-DB-P1 kernel: cpuid = 3
Apr  1 03:51:10 BEC-DB-P1 kernel: time = 1648759804
Apr  1 03:51:10 BEC-DB-P1 kernel: KDB: stack backtrace:
Apr  1 03:51:10 BEC-DB-P1 kernel: #0 0xffffffff80c57525 at 
kdb_backtrace+0x65
Apr  1 03:51:10 BEC-DB-P1 kernel: #1 0xffffffff80c09f01 at vpanic+0x181
Apr  1 03:51:10 BEC-DB-P1 kernel: #2 0xffffffff80c09d73 at panic+0x43
Apr  1 03:51:10 BEC-DB-P1 kernel: #3 0xffffffff8108b1a7 at trap_fatal+0x387
Apr  1 03:51:10 BEC-DB-P1 kernel: #4 0xffffffff8108b1ff at trap_pfault+0x4f
Apr  1 03:51:10 BEC-DB-P1 kernel: #5 0xffffffff8108a85d at trap+0x27d
Apr  1 03:51:10 BEC-DB-P1 kernel: #6 0xffffffff81061d98 at calltrap+0x8
Apr  1 03:51:10 BEC-DB-P1 kernel: #7 0xffffffff828d712a at 
dsl_scan_visitbp+0x99a
Apr  1 03:51:10 BEC-DB-P1 kernel: #8 0xffffffff828d6a66 at 
dsl_scan_visitbp+0x2d6
Apr  1 03:51:10 BEC-DB-P1 kernel: #9 0xffffffff828d6d23 at 
dsl_scan_visitbp+0x593
Apr  1 03:51:10 BEC-DB-P1 kernel: #10 0xffffffff828d6a66 at 
dsl_scan_visitbp+0x2d6
Apr  1 03:51:10 BEC-DB-P1 kernel: #11 0xffffffff828d6a66 at 
dsl_scan_visitbp+0x2d6
Apr  1 03:51:10 BEC-DB-P1 kernel: #12 0xffffffff828d6a66 at 
dsl_scan_visitbp+0x2d6
Apr  1 03:51:10 BEC-DB-P1 kernel: #13 0xffffffff828d6a66 at 
dsl_scan_visitbp+0x2d6
Apr  1 03:51:10 BEC-DB-P1 kernel: #14 0xffffffff828d6a66 at 
dsl_scan_visitbp+0x2d6
Apr  1 03:51:10 BEC-DB-P1 kernel: #15 0xffffffff828d6b40 at 
dsl_scan_visitbp+0x3b0
Apr  1 03:51:10 BEC-DB-P1 kernel: #16 0xffffffff828d5dbf at 
dsl_scan_visit_rootbp+0x12f
Apr  1 03:51:10 BEC-DB-P1 kernel: #17 0xffffffff828d6063 at 
dsl_scan_visitds+0xe3
Apr  1 03:51:10 BEC-DB-P1 kernel: Uptime: 1d2h43m39s
Apr  1 03:51:10 BEC-DB-P1 kernel: Dumping 2853 out of 16246 
MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%---<<BOOT>>---
[...]

# freebsd-version
13.0-RELEASE-p9

# freebsd-version -k
13.0-RELEASE-p8

Any clues to fix this? I thank you for suggestions and solutions.


-- 
Regards,
Budi Janto