panic: kmem_malloc; Should I increase some setting?
Ronald Klop
ronald-freebsd7 at klop.yi.org
Tue Jun 29 17:10:36 PDT 2004
Hello,
I get the following panics while untarring a 30MB archive on an md device
create with:
tmpmfs="YES"
tmpsize="256m"
There is plenty of disk space and plenty of swap on the time of the panic.
What info can I provide. The kernel will not make a kernel dump on
/dev/ad1s1b, but I don't know why.
My dmesg is attached.
Greetings, Ronald.
panic: kmem_malloc(16384): kmem_map too small: 86233088 total allocated
syncing disks, buffers remaining... panic: kmem_malloc(4096): kmem_map too
small
: 86233088 total allocated
Uptime: 4m1s
Dumping 255 MB
ad1: timeout waiting for write DRQad1: timeout waiting for write DRQ
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x0
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc04a5653
stack pointer = 0x10:0xcbb8933c
frame pointer = 0x10:0xcbb89358
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 44 (syncer)
trap number = 12
panic: page fault
Uptime: 4m2s
pfs_vncache_unload(): 1 entries remaining
Automatic reboot in 15 seconds - press a key on the console to abort
Rebooting...
And I just got another one: (This one gives a M_WAITOK)
panic: kmem_malloc(4096): kmem_map too small: 86233088 total allocated
syncing disks, buffers remaining... panic: malloc(M_WAITOK) returned NULL
Uptime: 3m33s
Dumping 255 MB
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x0
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc04a5653
stack pointer = 0x10:0xcbb893c0
frame pointer = 0x10:0xcbb893dc
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 44 (syncer)
trap number = 12
panic: page fault
Uptime: 3m34s
pfs_vncache_unload(): 1 entries remaining
Automatic reboot in 15 seconds - press a key on the console to abort
Rebooting...
--
Ronald Klop
Amsterdam, The Netherlands
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