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Date: Mon, 21 Jul 2008 20:23:18 +0200 From: Ingo Molnar <mingo@...e.hu> To: David Miller <davem@...emloft.net> Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Stefan Richter <stefanr@...6.in-berlin.de> Subject: [crash] kernel BUG at net/core/dev.c:1328! another one: [ 24.426510] bus: 'platform': add device i8042 [ 24.430389] PM: Adding info for platform:i8042 [ 24.434799] ohci1394: fw-host0: IntEvent: 00030010 [ 24.434799] ohci1394: fw-host0: irq_handler: Bus reset requested [ 24.434799] ohci1394: fw-host0: Cancel request received [ 24.434799] ohci1394: fw-host0: Got RQPkt interrupt status=0x00008409 [ 24.434799] ohci1394: fw-host0: SelfID interrupt received (phyid 0, root) [ 24.434799] ohci1394: fw-host0: SelfID packet 0x807f8c56 received [ 24.434799] ieee1394: Including SelfID 0x568c7f80 [ 24.434799] ohci1394: fw-host0: SelfID for this node is 0x807f8c56 [ 24.434799] ohci1394: fw-host0: SelfID complete [ 24.434799] ohci1394: fw-host0: PhyReqFilter=ffffffffffffffff [ 24.434799] ieee1394: selfid_complete called with successful SelfID stage ... irm_id: 0xFFC0 node_id: 0xFFC0 [ 24.434799] ieee1394: NodeMgr: Processing reset for host 0 [ 24.434799] ------------[ cut here ]------------ [ 24.434799] kernel BUG at net/core/dev.c:1328! [ 24.434799] invalid opcode: 0000 [1] SMP [ 24.434799] CPU 0 [ 24.434799] Pid: 6, comm: events/0 Not tainted 2.6.26-tip-05790-gcad008f-dirty #13278 [ 24.434799] RIP: 0010:[<ffffffff809f5a9d>] [<ffffffff809f5a9d>] __netif_schedule+0x9d/0xb0 [ 24.434799] RSP: 0018:ffffffff812f6de8 EFLAGS: 00010046 [ 24.434799] RAX: 00000000ffffffff RBX: ffffffff81021d80 RCX: 0000000000000000 [ 24.434799] RDX: ffff88003c894930 RSI: 0000000000000000 RDI: ffffffff81021d80 [ 24.434799] RBP: ffffffff812f6df8 R08: 0000000000000000 R09: 0000000000000001 [ 24.434799] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88003c884000 [ 24.434799] R13: 0000000000000086 R14: ffff88003c8959d8 R15: ffff88003c886410 [ 24.434799] FS: 0000000000000000(0000) GS:ffffffff8115af80(0000) knlGS:0000000000000000 [ 24.434799] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b [ 24.434799] CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0 [ 24.434799] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.434799] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 24.434799] Process events/0 (pid: 6, threadinfo ffff88003f676000, task ffff88003f674180) [ 24.434799] Stack: ffff88003c8958c0 ffff88003c884000 ffffffff812f6e48 ffffffff8088b66a [ 24.434799] ffff88003c8959e0 ffff88003c895000 0000000000010000 ffffffff80fe7040 [ 24.434799] ffff88003c884000 0000000000000086 0000000000010000 ffff88003c886410 [ 24.434799] Call Trace: [ 24.434799] <IRQ> [<ffffffff8088b66a>] ether1394_host_reset+0x10a/0x120 [ 24.434799] [<ffffffff80871a3e>] highlevel_host_reset+0x3e/0x80 [ 24.434799] [<ffffffff8086febc>] hpsb_selfid_complete+0x25c/0x330 [ 24.434799] [<ffffffff8087e22b>] ohci_irq_handler+0x82b/0xbc0 [ 24.434799] [<ffffffff80276e4b>] handle_IRQ_event+0x3b/0x70 [ 24.434799] [<ffffffff80278de9>] handle_level_irq+0xa9/0x130 [ 24.434799] [<ffffffff80210d98>] do_IRQ+0xc8/0x1b0 [ 24.434799] [<ffffffff8020ce13>] ret_from_intr+0x0/0x2e [ 24.434799] <EOI> [<ffffffff80ba981f>] ? _spin_unlock_irqrestore+0x5f/0x70 [ 24.434799] [<ffffffff80879c16>] ? set_phy_reg+0x86/0xd0 [ 24.434799] [<ffffffff80871040>] ? delayed_reset_bus+0x0/0xf0 [ 24.434799] [<ffffffff8087a403>] ? ohci_devctl+0x153/0x240 [ 24.434799] [<ffffffff8086e7a2>] ? hpsb_reset_bus+0x22/0x30 [ 24.434799] [<ffffffff808710ec>] ? delayed_reset_bus+0xac/0xf0 [ 24.434799] [<ffffffff802562f9>] ? run_workqueue+0x179/0x220 [ 24.434799] [<ffffffff80256f04>] ? worker_thread+0xa4/0x110 [ 24.434799] [<ffffffff8025a320>] ? autoremove_wake_function+0x0/0x40 [ 24.434799] [<ffffffff80256e60>] ? worker_thread+0x0/0x110 [ 24.434799] [<ffffffff80259eed>] ? kthread+0x4d/0x80 [ 24.434799] [<ffffffff8020dca9>] ? child_rip+0xa/0x11 [ 24.434799] [<ffffffff8020cf3e>] ? restore_args+0x0/0x30 [ 24.434799] [<ffffffff80259ea0>] ? kthread+0x0/0x80 [ 24.434799] [<ffffffff8020dc9f>] ? child_rip+0x0/0x11 [ 24.434799] [ 24.434799] [ 24.434799] Code: 15 4c 89 e7 57 9d 66 0f 1f 44 00 00 e8 bd f1 86 ff 5b 41 5c c9 c3 e8 13 16 87 ff 4c 89 e7 57 9d 66 0f 1f 44 00 00 5b 41 5c c9 c3 <0f> 0b eb fe 66 66 66 90 66 66 66 90 66 66 66 90 66 66 90 55 48 [ 24.434799] RIP [<ffffffff809f5a9d>] __netif_schedule+0x9d/0xb0 [ 24.434799] RSP <ffffffff812f6de8> [ 24.434799] Kernel panic - not syncing: Fatal exception in interrupt [ 24.434799] Pid: 6, comm: events/0 Tainted: G D 2.6.26-tip-05790-gcad008f-dirty #13278 with this config: http://redhat.com/~mingo/misc/config-Mon_Jul_21_20_05_45_CEST_2008.bad (since this seems to have impacted ieee1394, Stefan Cc:-ed) Should i spend time on bisecting this, or is this known already? Ingo -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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