Messages in this thread | | | Date | Tue, 24 Feb 2004 02:18:31 -0600 (CST) | From | "Hmamouche, Youssef" <> | Subject | 2.6.3 - Debug: sleeping function called from invalid context |
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Hi,
I'm having some issues with ibm t22 laptop. I've been having these traces quite frequently in my logs:
Feb 23 23:22:46 darkstar kernel: Debug: sleeping function called from invalid context at include/asm/uaccess.h:473 Feb 23 23:22:46 darkstar kernel: in_atomic():1, irqs_disabled():0 Feb 23 23:22:46 darkstar kernel: Call Trace: Feb 23 23:22:46 darkstar kernel: [<c012235b>] __might_sleep+0xab/0xd0 Feb 23 23:22:46 darkstar kernel: [<c011b157>] do_read+0xd7/0x200 Feb 23 23:22:46 darkstar kernel: [<c0175f3f>] vfs_read+0xaf/0x120 Feb 23 23:22:46 darkstar kernel: [<c01761cf>] sys_read+0x3f/0x60 Feb 23 23:22:46 darkstar kernel: [<c010a48b>] syscall_call+0x7/0xb Feb 23 23:22:46 darkstar kernel: Feb 23 23:22:46 darkstar kernel: bad: scheduling while atomic! Feb 23 23:22:46 darkstar kernel: Call Trace: Feb 23 23:22:46 darkstar kernel: [<c011fb55>] schedule+0x8e5/0x8f0 Feb 23 23:22:46 darkstar kernel: [<c011dfd8>] kernel_map_pages+0x28/0x70 Feb 23 23:22:46 darkstar kernel: [<c015005f>] __alloc_pages+0x35f/0x3d0 Feb 23 23:22:46 darkstar kernel: [<c011cb0d>] do_page_fault+0x11d/0x588 Feb 23 23:22:46 darkstar kernel: [<c013231d>] schedule_timeout+0xdd/0xe0 Feb 23 23:22:46 darkstar kernel: [<c01500f2>] __get_free_pages+0x22/0x50 Feb 23 23:22:46 darkstar kernel: [<c0191768>] __pollwait+0x38/0xb0 Feb 23 23:22:46 darkstar kernel: [<c011b2d0>] do_poll+0x50/0x70 Feb 23 23:22:46 darkstar kernel: [<c0191b17>] do_select+0x247/0x400 Feb 23 23:22:46 darkstar kernel: [<c0191730>] __pollwait+0x0/0xb0 Feb 23 23:22:46 darkstar kernel: [<c0191ff6>] sys_select+0x2e6/0x530 Feb 23 23:22:46 darkstar kernel: [<c0163f8f>] unmap_vma_list+0x1f/0x30 Feb 23 23:22:46 darkstar kernel: [<c010a48b>] syscall_call+0x7/0xb Feb 23 23:22:46 darkstar kernel: Feb 23 23:22:47 darkstar kernel: bad: scheduling while atomic! Feb 23 23:22:47 darkstar kernel: Call Trace: Feb 23 23:22:47 darkstar kernel: [<c011fb55>] schedule+0x8e5/0x8f0 Feb 23 23:22:47 darkstar kernel: [<c010c805>] do_IRQ+0x255/0x3b0 Feb 23 23:22:47 darkstar kernel: [<c010a4b2>] work_resched+0x5/0x16 Feb 23 23:22:47 darkstar kernel:
Should I just rebuild without CONFIG_DEBUG_SPINLOCK_SLEEP and hope all goes well? Recently, the system crashed and had to alt-sysrq-b to get away. here's what the logs picked up:
Feb 23 23:22:47 darkstar kernel: Debug: sleeping function called from invalid context at include/asm/uaccess.h:473 Feb 23 23:22:47 darkstar kernel: in_atomic():1, irqs_disabled():0 Feb 23 23:22:47 darkstar kernel: Call Trace: Feb 23 23:22:47 darkstar kernel: [<c012235b>] __might_sleep+0xab/0xd0 Feb 23 23:22:47 darkstar kernel: [<c011b157>] do_read+0xd7/0x200 Feb 23 23:22:47 darkstar kernel: [<c010a5f8>] common_interrupt+0x18/0x20 ^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@ ^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@ ^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@ 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R).võ.êä.^Y R¤[b¾co^^ï.ÑÒoÍ"^HÍáã.ñ7§^Xa^Neq.. ..[^Uî^P.µ^P><Ú1K!å^ø. °^MÌ7<|.<òÌ{3ïîñß<û95.^?Ù^O4^Gî..HÀýûH,"¬4¢%X±^Y^O BX.F{©ïÃCË:×^S[Í4^ïL¹à¦Sg»ôí8û^NvO°X.ì.M2{^Pi¦¤áãã §mò7¥.'^E%.K,.ð£.\®>..ŽV^_.s} Íô.wñiÄ,.é9X.±MÖ×mó 1:¸MÍù*µÆ.õù.°s.LصÆ^P)^QÄ$Û~pês.|^Ca°M.e^C)^P^PBR^EÃ,3ÎÛ[r]¹.^\6.C}R.^P..ö<^^^G^QP^].sy.m3¡.fd.®.SÙ^C.ºg.NÌ ©.^EzÕ½S)²²(.pß>æ.^.^P3Ôßc^M{^°Yyã^MVbâc.Æ^S&µ^Pê.£^^Vé^Qäòp®Î.DÂ.qNG`©ü1T>ä>ÿÕø..Q¥,P¤79 ÿ&â.^\.À.â^õÅü]Ûâsi.H.%Ô*7-e^TÈ=w,fï.ÙÑͶ¸9^S®S^L.õ¢S [`^Vò¬r:×èõüÿ.npN 8ÏA»7.'^E¼%K^]³^Z|<ÌÛbBïb3Úcæõã^M.ÛCËW1¡x¹^PEå9 X¾xfæh^P:Á^NY.°r.^X^^¾0(.¿^N ^^vM(8|v^P6Sµß.±.wì*˸.JÂíP¨^G?Y»^Q^?..q4.P.Ðò.=q.1D=±h^E.ÃýÏ)"^G
this is 2.6.3 + apm. I've noticed the system takes slightly longer than usual to get back from sleep and turn on the diplay (only after hard drive activity). Also, the traces don't show up until it gets back from sleep.
sorry about the above garbage.
thanks,
-you
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