kernel BUG at memory.c:290! (v2.4.25)

[Marcin Rozek]

Hello,
when starting mplayer:


forget_pte: old mapping existed!
kernel BUG at memory.c:290!
invalid operand: 0000
CPU:    1
EIP:    0010:[zeromap_page_range+417/432]    Not tainted
EIP:    0010:[<c01ccb61>]    Not tainted
EFLAGS: 00210282
eax: 00000021   ebx: cb270008   ecx: 00000000   edx: df269f78
esi: 00002000   edi: 0036e025   ebp: 00070000   esp: c8a9feb4
ds: 0018   es: 0018   ss: 0018
Process mplayer (pid: 9480, stackpage=c8a9f000)
Stack: c037eb40 0000036e 00070000 00000000 c9a647c4 d5cf2380 7c470000 
c9a647c4
       00000000 00008012 00070000 c32323c0 c025837e 7c400000 00070000 
00000025
       ffffffea c01ceaaa c32323c0 cf7c85c0 c8a9ff40 c8a9ff44 c8a9ff48 
cf7c8f80
Call Trace:    [mmap_zero+62/96] [do_mmap_pgoff+986/2064] 
[do_mmap+276/368] [sys_mmap2+212/272] [system_call+51/64]
Call Trace:    [<c025837e>] [<c01ceaaa>] [<c01b0044>] [<c01af944>] 
[<c01a8573>]

Code: 0f 0b 22 01 73 e8 37 c0 e9 6c ff ff ff 89 f6 55 57 56 53 83



Process (9480) can't be killed and it takes 99.9 %CPU
PID	%CPU	%MEM	VSZ	RSS	TTY	STAT	COMMAND
9480	99.9	0.0	0	0	?	RW	[mplayer]

I'm running kernel 2.4.25 with grsecurity-1.9.14 patch.

---
Best regards,
Marcin
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