Full dmesg there: http://bugzilla.kernel.org/attachment.cgi?id=21222 Got this: ------------[ cut here ]------------ WARNING: at fs/namei.c:1251 lookup_one_len+0xe9/0x100() Hardware name: HP xw9400 Workstation Modules linked in: fuse nfs auth_rpcgss lockd sunrpc scsi_wait_scan usbhid ohci_hcd usb_storage usb_libusual ehci_hcd usbcore Pid: 2717, comm: mount Not tainted 2.6.30-rc4-git1 #1 Call Trace: [<ffffffff8023ceca>] ? warn_slowpath+0xea/0x160 [<ffffffff80564d06>] ? printk+0x4e/0x58 [<ffffffff8032daea>] ? prepare_error_buf+0x51a/0x610 [<ffffffff802a0cfe>] ? new_slab+0x1ee/0x330 [<ffffffff8032dcc1>] ? reiserfs_info+0x71/0xa0 [<ffffffff802b3df9>] ? lookup_one_len+0xe9/0x100 [<ffffffff8033eaed>] ? reiserfs_xattr_init+0x3d/0xb0 [<ffffffff8032c4e3>] ? reiserfs_fill_super+0x663/0xb50 [<ffffffff805678f2>] ? __down_write_nested+0xb2/0xc0 [<ffffffff802a39e5>] ? kmem_cache_alloc+0x65/0xa0 [<ffffffff802acb22>] ? sget+0x3c2/0x410 [<ffffffff802ace94>] ? get_sb_bdev+0x174/0x1a0 [<ffffffff8032be80>] ? reiserfs_fill_super+0x0/0xb50 [<ffffffff802ab926>] ? vfs_kern_mount+0x56/0xd0 [<ffffffff802aba03>] ? do_kern_mount+0x53/0x120 [<ffffffff802c474a>] ? do_mount+0x2ba/0x8c0 [<ffffffff805691c8>] ? bad_gs+0xc34/0x1e0c [<ffffffff802c4e1d>] ? sys_mount+0xcd/0x100 [<ffffffff8020b4eb>] ? system_call_fastpath+0x16/0x1b ---[ end trace 93edef2de057a0ed ]--- and ------------[ cut here ]------------ WARNING: at lib/dma-debug.c:625 check_unmap+0x3b3/0x610() Hardware name: HP xw9400 Workstation forcedeth 0000:00:09.0: DMA-API: device driver frees DMA memory with wrong function [device address=0x0000000023780c02] [size=42 bytes] [mapped as single] [unmapped as page] Modules linked in: nfsd exportfs iptable_filter iptable_mangle ip_tables x_tables snd_seq snd_seq_device vboxnetflt vboxdrv snd_hda_codec_realtek snd_hda_intel snd_hda_codec nvidia(P) snd_pcm snd_timer snd firewire_ohci firewire_core soundcore snd_page_alloc tpm_infineon tpm forcedeth floppy tpm_bios fuse nfs auth_rpcgss lockd sunrpc scsi_wait_scan usbhid ohci_hcd usb_storage usb_libusual ehci_hcd usbcore Pid: 0, comm: swapper Tainted: P W 2.6.30-rc4-git1 #1 Call Trace: <IRQ> [<ffffffff8023ceca>] ? warn_slowpath+0xea/0x160 [<ffffffff80231ad7>] ? task_rq_lock+0x47/0x90 [<ffffffff8029b287>] ? dma_pool_alloc+0x1b7/0x2d0 [<ffffffffa0059692>] ? ohci_urb_enqueue+0x1a2/0x980 [ohci_hcd] [<ffffffff80231a63>] ? __wake_up+0x43/0x70 [<ffffffff802343f4>] ? find_busiest_group+0x244/0x920 [<ffffffffa00073b7>] ? usb_hcd_submit_urb+0x117/0xa40 [usbcore] [<ffffffff803f0bb3>] ? check_unmap+0x3b3/0x610 [<ffffffff803f0e58>] ? debug_dma_unmap_page+0x48/0x50 [<ffffffffa014e639>] ? nv_tx_done_optimized+0xd9/0x2c0 [forcedeth] [<ffffffffa0151346>] ? nv_napi_poll+0x76/0x630 [forcedeth] [<ffffffff80256a1b>] ? hrtimer_get_next_event+0xdb/0xf0 [<ffffffff804dcc47>] ? net_rx_action+0x87/0x130 [<ffffffff802421fb>] ? __do_softirq+0x7b/0x110 [<ffffffff8020c56c>] ? call_softirq+0x1c/0x30 [<ffffffff8020e315>] ? do_softirq+0x35/0x80 [<ffffffff80242055>] ? irq_exit+0x95/0xa0 [<ffffffff8020db05>] ? do_IRQ+0x85/0xf0 [<ffffffff8020be13>] ? ret_from_intr+0x0/0xa <EOI> [<ffffffff80213182>] ? default_idle+0x42/0x50 [<ffffffff802131c4>] ? c1e_idle+0x34/0x100 [<ffffffff80258279>] ? __atomic_notifier_call_chain+0x19/0x50 [<ffffffff8020a09a>] ? cpu_idle+0x5a/0xc0 ---[ end trace 93edef2de057a0ee ]--- 2009/5/5 adam radford <aradford@xxxxxxxxx>: > 2009/5/4 Grant Grundler <grundler@xxxxxxxxxx>: >> 2009/5/3 Данила Жукоцкий <optimusgd@xxxxxxxxx>: >> ... >>> WARNING: at lib/dma-debug.c:607 check_unmap+0x542/0x610() >>> Hardware name: HP xw9400 Workstation >>> 3w-9xxx 0001:45:00.0: DMA-API: device driver tries to free DMA memory >>> it has not allocated [device address=0x0000000000000000] [size=36 >>> bytes] >> >> This is definitely a driver bug. Just follow the stack trace back to >> the device driver. >> > > I think this is a regression from the scsi_dma_map()/unmap() changes a while > back. > > Can you try this patch? > > Thanks, > > -Adam > > diff -Naur linux-2.6.30-rc4/drivers/scsi/3w-9xxx.c > linux-2.6.30-rc4.new/drivers/scsi/3w-9xxx.c > --- linux-2.6.30-rc4/drivers/scsi/3w-9xxx.c 2009-05-04 21:19:49.000000000 -0700 > +++ linux-2.6.30-rc4.new/drivers/scsi/3w-9xxx.c 2009-05-04 > 21:23:59.000000000 -0700 > @@ -1978,7 +1978,8 @@ > { > struct scsi_cmnd *cmd = tw_dev->srb[request_id]; > > - scsi_dma_unmap(cmd); > + if (cmd->SCp.phase == TW_PHASE_SGLIST) > + scsi_dma_unmap(cmd); > } /* End twa_unmap_scsi_data() */ > > /* scsi_host_template initializer */ > -- С уважением Данила Жукоцкий, системный администратор ЗАО "Роснефтегазмаш" -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
