* Re: [Xen-devel] Linux 3.2.2 & btrfs, on a DomU [not found] <4F22F403.2030104@daevel.fr> @ 2012-01-31 9:28 ` Olivier B. 2012-02-05 19:58 ` Olivier B. 0 siblings, 1 reply; 2+ messages in thread From: Olivier B. @ 2012-01-31 9:28 UTC (permalink / raw) To: linux-btrfs Hi, since I have no response from Xen developpers, I suppose it's a btrfs=20 problem ; but maybe I'm wrong. What can you think about that error ? thanks, Olivier PS : I have not subscribe do the list, so CC me please. Le 27/01/2012 19:59, Olivier B. a =E9crit : > Hi, > > I switch one of my DomU to a 3.2.2 linux kernel (renamed in 2.6.42.2, > for compatibility with some software), and I have some problem with b= trfs. > > I don't know if it's a btrfs or xen problem, the call trace is : > > [56580.320024] INFO: rcu_sched detected stall on CPU 0 (t=3D15000 jif= fies) > [56580.320024] Pid: 11505, comm: btrfs-delayed-m Tainted: G C > 2.6.42.2-dae-xen #2 > [56580.320024] Call Trace: > [56580.320024] <IRQ> [<ffffffff81084719>] ? __rcu_pending+0x82/0x337 > [56580.320024] [<ffffffff810678bd>] ? tick_nohz_handler+0xbe/0xbe > [56580.320024] [<ffffffff81084ccc>] ? rcu_check_callbacks+0x7e/0xae > [56580.320024] [<ffffffff81050d44>] ? update_process_times+0x31/0x63 > [56580.320024] [<ffffffff8106791f>] ? tick_sched_timer+0x62/0x7e > [56580.320024] [<ffffffff8105e8b4>] ? __run_hrtimer.isra.28+0x52/0xaa > [56580.320024] [<ffffffff8105ee8c>] ? hrtimer_interrupt+0xd5/0x1a1 > [56580.320024] [<ffffffff8100537e>] ? xen_timer_interrupt+0x28/0x159 > [56580.320024] [<ffffffff81080097>] ? handle_irq_event_percpu+0x24/0x= 11c > [56580.320024] [<ffffffff810824b1>] ? handle_percpu_irq+0x35/0x4c > [56580.320024] [<ffffffff811cbe90>] ? __xen_evtchn_do_upcall+0x154/0x= 1eb > [56580.320024] [<ffffffff8100525c>] ? xen_force_evtchn_callback+0x9/0= xa > [56580.320024] [<ffffffff811cd490>] ? xen_evtchn_do_upcall+0x22/0x32 > [56580.320024] [<ffffffff812f863e>] ? xen_do_hypervisor_callback+0x1e= /0x30 > [56580.320024] <EOI> [<ffffffff810013aa>] ? hypercall_page+0x3aa/0x10= 00 > [56580.320024] [<ffffffff810013aa>] ? hypercall_page+0x3aa/0x1000 > [56580.320024] [<ffffffff811cc7d5>] ? xen_poll_irq_timeout+0x38/0x44 > [56580.320024] [<ffffffff812ee21f>] ? xen_spin_lock_slow+0x86/0xdf > [56580.320024] [<ffffffff8100688a>] ? __xen_spin_lock+0x32/0x3b > [56580.320024] [<ffffffff8106bd6a>] ? do_raw_spin_lock+0x5/0x8 > [56580.320024] [<ffffffffa002badd>] ? > find_free_extent.constprop.77+0x495/0x94b [btrfs] > [56580.320024] [<ffffffffa00689fe>] ? > btrfs_add_delayed_tree_ref+0x77/0x120 [btrfs] > [56580.320024] [<ffffffffa002e61b>] ? btrfs_reserve_extent+0xa4/0x148 > [btrfs] > [56580.320024] [<ffffffffa002eadb>] ? btrfs_alloc_free_block+0x15d/0x= 283 > [btrfs] > [56580.320024] [<ffffffff81005842>] ? check_events+0x12/0x20 > [56580.320024] [<ffffffffa0021f3a>] ? __btrfs_cow_block+0x102/0x32c [= btrfs] > [56580.320024] [<ffffffffa0022257>] ? btrfs_cow_block+0xf3/0x102 [btr= fs] > [56580.320024] [<ffffffffa0024c84>] ? btrfs_search_slot+0x225/0x64e [= btrfs] > [56580.320024] [<ffffffffa00285f2>] ? > lookup_inline_extent_backref+0xa8/0x360 [btrfs] > [56580.320024] [<ffffffffa002a35c>] ? __btrfs_free_extent+0xcb/0x5c8 > [btrfs] > [56580.320024] [<ffffffff812f1dac>] ? __slab_free+0xd6/0x206 > [56580.320024] [<ffffffff810b9c65>] ? arch_local_irq_restore+0x7/0x8 > [56580.320024] [<ffffffffa002d87e>] ? run_clustered_refs+0x65f/0x6a9 > [btrfs] > [56580.320024] [<ffffffff81177fe4>] ? rb_next+0x39/0x3f > [56580.320024] [<ffffffffa002d991>] ? btrfs_run_delayed_refs+0xc9/0x1= 85 > [btrfs] > [56580.320024] [<ffffffff812ee18a>] ? xen_spin_unlock_slow+0x4d/0x5c > [56580.320024] [<ffffffffa003b13a>] ? __btrfs_end_transaction+0x90/0x= 1dd > [btrfs] > [56580.320024] [<ffffffffa006ff08>] ? > btrfs_async_run_delayed_node_done+0xf8/0x156 [btrfs] > [56580.320024] [<ffffffffa005a150>] ? worker_loop+0x16a/0x45a [btrfs] > [56580.320024] [<ffffffffa0059fe6>] ? btrfs_queue_worker+0x279/0x279 > [btrfs] > [56580.320024] [<ffffffff8105bbba>] ? kthread+0x76/0x7e > [56580.320024] [<ffffffff812f84f4>] ? kernel_thread_helper+0x4/0x10 > [56580.320024] [<ffffffff812f65b3>] ? int_ret_from_sys_call+0x7/0x1b > [56580.320024] [<ffffffff812f5cbc>] ? retint_restore_args+0x5/0x6 > [56580.320024] [<ffffffff812f84f0>] ? gs_change+0x13/0x13 > > I had the problem with 3.2, 3.2.1, then 3.2.2. With and without the > renaming to 2.6.42.x. > > The Xen version is 4.0.1 (from Debian amd64), and the Dom0 kernel is = a > 3.1.0 (also from Debian). > > Thanks for any advice, > > Olivier B. > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel > -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Xen-devel] Linux 3.2.2 & btrfs, on a DomU 2012-01-31 9:28 ` [Xen-devel] Linux 3.2.2 & btrfs, on a DomU Olivier B. @ 2012-02-05 19:58 ` Olivier B. 0 siblings, 0 replies; 2+ messages in thread From: Olivier B. @ 2012-02-05 19:58 UTC (permalink / raw) To: linux-btrfs Hi, so, it was a Xen bug, and it is fixed in the last 3.2.3 kernel. Sorry for the noise, Olivier On 31/01/2012 10:28, Olivier B. wrote: > Hi, > > since I have no response from Xen developpers, I suppose it's a btrfs= problem ; but maybe I'm wrong. What can you think about that error ? > > thanks, > Olivier > > PS : I have not subscribe do the list, so CC me please. > > > Le 27/01/2012 19:59, Olivier B. a =E9crit : >> Hi, >> >> I switch one of my DomU to a 3.2.2 linux kernel (renamed in 2.6.42.2= , >> for compatibility with some software), and I have some problem with = btrfs. >> >> I don't know if it's a btrfs or xen problem, the call trace is : >> >> [56580.320024] INFO: rcu_sched detected stall on CPU 0 (t=3D15000 ji= ffies) >> [56580.320024] Pid: 11505, comm: btrfs-delayed-m Tainted: G C >> 2.6.42.2-dae-xen #2 >> [56580.320024] Call Trace: >> [56580.320024] <IRQ> [<ffffffff81084719>] ? __rcu_pending+0x82/0x337 >> [56580.320024] [<ffffffff810678bd>] ? tick_nohz_handler+0xbe/0xbe >> [56580.320024] [<ffffffff81084ccc>] ? rcu_check_callbacks+0x7e/0xae >> [56580.320024] [<ffffffff81050d44>] ? update_process_times+0x31/0x63 >> [56580.320024] [<ffffffff8106791f>] ? tick_sched_timer+0x62/0x7e >> [56580.320024] [<ffffffff8105e8b4>] ? __run_hrtimer.isra.28+0x52/0xa= a >> [56580.320024] [<ffffffff8105ee8c>] ? hrtimer_interrupt+0xd5/0x1a1 >> [56580.320024] [<ffffffff8100537e>] ? xen_timer_interrupt+0x28/0x159 >> [56580.320024] [<ffffffff81080097>] ? handle_irq_event_percpu+0x24/0= x11c >> [56580.320024] [<ffffffff810824b1>] ? handle_percpu_irq+0x35/0x4c >> [56580.320024] [<ffffffff811cbe90>] ? __xen_evtchn_do_upcall+0x154/0= x1eb >> [56580.320024] [<ffffffff8100525c>] ? xen_force_evtchn_callback+0x9/= 0xa >> [56580.320024] [<ffffffff811cd490>] ? xen_evtchn_do_upcall+0x22/0x32 >> [56580.320024] [<ffffffff812f863e>] ? xen_do_hypervisor_callback+0x1= e/0x30 >> [56580.320024] <EOI> [<ffffffff810013aa>] ? hypercall_page+0x3aa/0x1= 000 >> [56580.320024] [<ffffffff810013aa>] ? hypercall_page+0x3aa/0x1000 >> [56580.320024] [<ffffffff811cc7d5>] ? xen_poll_irq_timeout+0x38/0x44 >> [56580.320024] [<ffffffff812ee21f>] ? xen_spin_lock_slow+0x86/0xdf >> [56580.320024] [<ffffffff8100688a>] ? __xen_spin_lock+0x32/0x3b >> [56580.320024] [<ffffffff8106bd6a>] ? do_raw_spin_lock+0x5/0x8 >> [56580.320024] [<ffffffffa002badd>] ? >> find_free_extent.constprop.77+0x495/0x94b [btrfs] >> [56580.320024] [<ffffffffa00689fe>] ? >> btrfs_add_delayed_tree_ref+0x77/0x120 [btrfs] >> [56580.320024] [<ffffffffa002e61b>] ? btrfs_reserve_extent+0xa4/0x14= 8 >> [btrfs] >> [56580.320024] [<ffffffffa002eadb>] ? btrfs_alloc_free_block+0x15d/0= x283 >> [btrfs] >> [56580.320024] [<ffffffff81005842>] ? check_events+0x12/0x20 >> [56580.320024] [<ffffffffa0021f3a>] ? __btrfs_cow_block+0x102/0x32c = [btrfs] >> [56580.320024] [<ffffffffa0022257>] ? btrfs_cow_block+0xf3/0x102 [bt= rfs] >> [56580.320024] [<ffffffffa0024c84>] ? btrfs_search_slot+0x225/0x64e = [btrfs] >> [56580.320024] [<ffffffffa00285f2>] ? >> lookup_inline_extent_backref+0xa8/0x360 [btrfs] >> [56580.320024] [<ffffffffa002a35c>] ? __btrfs_free_extent+0xcb/0x5c8 >> [btrfs] >> [56580.320024] [<ffffffff812f1dac>] ? __slab_free+0xd6/0x206 >> [56580.320024] [<ffffffff810b9c65>] ? arch_local_irq_restore+0x7/0x8 >> [56580.320024] [<ffffffffa002d87e>] ? run_clustered_refs+0x65f/0x6a9 >> [btrfs] >> [56580.320024] [<ffffffff81177fe4>] ? rb_next+0x39/0x3f >> [56580.320024] [<ffffffffa002d991>] ? btrfs_run_delayed_refs+0xc9/0x= 185 >> [btrfs] >> [56580.320024] [<ffffffff812ee18a>] ? xen_spin_unlock_slow+0x4d/0x5c >> [56580.320024] [<ffffffffa003b13a>] ? __btrfs_end_transaction+0x90/0= x1dd >> [btrfs] >> [56580.320024] [<ffffffffa006ff08>] ? >> btrfs_async_run_delayed_node_done+0xf8/0x156 [btrfs] >> [56580.320024] [<ffffffffa005a150>] ? worker_loop+0x16a/0x45a [btrfs= ] >> [56580.320024] [<ffffffffa0059fe6>] ? btrfs_queue_worker+0x279/0x279 >> [btrfs] >> [56580.320024] [<ffffffff8105bbba>] ? kthread+0x76/0x7e >> [56580.320024] [<ffffffff812f84f4>] ? kernel_thread_helper+0x4/0x10 >> [56580.320024] [<ffffffff812f65b3>] ? int_ret_from_sys_call+0x7/0x1b >> [56580.320024] [<ffffffff812f5cbc>] ? retint_restore_args+0x5/0x6 >> [56580.320024] [<ffffffff812f84f0>] ? gs_change+0x13/0x13 >> >> I had the problem with 3.2, 3.2.1, then 3.2.2. With and without the >> renaming to 2.6.42.x. >> >> The Xen version is 4.0.1 (from Debian amd64), and the Dom0 kernel is= a >> 3.1.0 (also from Debian). >> >> Thanks for any advice, >> >> Olivier B. >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@lists.xensource.com >> http://lists.xensource.com/xen-devel >> > -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html ^ permalink raw reply [flat|nested] 2+ messages in thread
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2012-01-31 9:28 ` [Xen-devel] Linux 3.2.2 & btrfs, on a DomU Olivier B.
2012-02-05 19:58 ` Olivier B.
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