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Message-ID: <alpine.LRH.2.00.0902191334550.15109@vixen.sonytel.be> Date: Thu, 19 Feb 2009 13:37:36 +0100 (CET) From: Geert Uytterhoeven <Geert.Uytterhoeven@...ycom.com> To: Linux/PPC Development <linuxppc-dev@...abs.org> cc: Linux Kernel Development <linux-kernel@...r.kernel.org> Subject: BUG: MAX_STACK_TRACE_ENTRIES too low! When running 2.6.29-rc5+ on PS3 (ppc64), I got the following BUG once during bootup: | Freeing unused kernel memory: 3436k freed | BUG: MAX_STACK_TRACE_ENTRIES too low! | turning off the locking correctness validator. | Call Trace: | [c000000006e1b640] [c00000000000f850] .show_stack+0x6c/0x16c (unreliable) | [c000000006e1b6f0] [c00000000007cf6c] .save_trace+0xe0/0x108 | [c000000006e1b780] [c00000000007d058] .add_lock_to_list+0xc4/0x124 | [c000000006e1b830] [c0000000000816d0] .__lock_acquire+0x13c4/0x17c8 | [c000000006e1b930] [c000000000081b78] .lock_acquire+0xa4/0xec | [c000000006e1b9f0] [c0000000003be034] ._spin_lock+0x34/0x58 | [c000000006e1ba80] [c0000000000d3e40] .kmem_cache_free+0x84/0x1a8 | [c000000006e1bb30] [c0000000001f9abc] .idr_remove+0x214/0x248 | [c000000006e1bbf0] [c00000000002867c] .destroy_context+0x34/0x64 | [c000000006e1bc80] [c00000000005008c] .__mmdrop+0x4c/0x7c | [c000000006e1bd10] [c00000000004de90] .finish_task_switch+0xec/0x14c | [c000000006e1bdb0] [c00000000004e6fc] .schedule_tail+0x2c/0xa0 | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc | [c000000006e1be30] [c000000000007738] .ret_from_fork+0x4/0xcc (There are 65 call trace lines) After that the system continued. With kind regards, Geert Uytterhoeven Software Architect Sony Techsoft Centre Europe The Corporate Village · Da Vincilaan 7-D1 · B-1935 Zaventem · Belgium Phone: +32 (0)2 700 8453 Fax: +32 (0)2 700 8622 E-mail: Geert.Uytterhoeven@...ycom.com Internet: http://www.sony-europe.com/ A division of Sony Europe (Belgium) N.V. VAT BE 0413.825.160 · RPR Brussels Fortis · BIC GEBABEBB · IBAN BE41293037680010 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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