On Mon 2016-04-25 16:59:33, Pavel Machek wrote: > Hi! > > > First time such thing happened, normally N900 is very stable. > > Second time, within a day. It seems rather repeatable. I tested 4.4 > rather heavily, and seen any backtraces... > > Oh, and some saboteur seemed to turn on ipv6 on my wifi. Probably > unrelated.... Happened again today. Definitely a regression from 4.4... Pavel [ 266.151550] BUG: spinlock bad magic on CPU#0, kworker/u2:0/6 [ 266.151611] lock: 0xcd644f40, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0 [ 266.151641] CPU: 0 PID: 6 Comm: kworker/u2:0 Tainted: G W 4.6.0-rc5-176860-gd6fbb13-dirty #251 [ 266.151672] Hardware name: Nokia RX-51 board [ 266.151702] Workqueue: phy1 wl1251_irq_work [ 266.151794] [<c010eebc>] (unwind_backtrace) from [<c010b150>] (show_stack+0x10/0x14) [ 266.151824] [<c010b150>] (show_stack) from [<c0423a90>] (dump_stack+0x8c/0xac) [ 266.151855] [<c0423a90>] (dump_stack) from [<c017d770>] (do_raw_spin_lock+0x198/0x1b8) [ 266.151916] [<c017d770>] (do_raw_spin_lock) from [<c0834078>] (_raw_spin_lock_irqsave+0x10/0x18) [ 266.151947] [<c0834078>] (_raw_spin_lock_irqsave) from [<c05a9bec>] (wl1251_op_tx+0x38/0x5c) [ 266.151977] [<c05a9bec>] (wl1251_op_tx) from [<c07fda44>] (ieee80211_tx_frags+0xd0/0x3d4) [ 266.152008] [<c07fda44>] (ieee80211_tx_frags) from [<c07fddb4>] (__ieee80211_tx+0x6c/0x134) [ 266.152069] [<c07fddb4>] (__ieee80211_tx) from [<c07ff2f0>] (ieee80211_tx+0xb4/0xdc) [ 266.152099] [<c07ff2f0>] (ieee80211_tx) from [<c0800018>] (__ieee80211_subif_start_xmit+0x540/0x6d0) [ 266.152130] [<c0800018>] (__ieee80211_subif_start_xmit) from [<c08001b4>] (ieee80211_subif_start_xmit+0xc/0x14) [ 266.152160] [<c08001b4>] (ieee80211_subif_start_xmit) from [<c068c394>] (dev_hard_start_xmit+0x228/0x440) [ 266.152191] [<c068c394>] (dev_hard_start_xmit) from [<c06ac500>] (sch_direct_xmit+0xf4/0x220) [ 266.152221] [<c06ac500>] (sch_direct_xmit) from [<c068c954>] (__dev_queue_xmit+0x25c/0x62c) [ 266.152252] [<c068c954>] (__dev_queue_xmit) from [<c06be4cc>] (ip_finish_output2+0x1a0/0x3d0) [ 266.152282] [<c06be4cc>] (ip_finish_output2) from [<c06bf5b8>] (ip_output+0x130/0x144) [ 266.152313] [<c06bf5b8>] (ip_output) from [<c06bec64>] (ip_local_out+0x38/0x3c) [ 266.152343] [<c06bec64>] (ip_local_out) from [<c06d7420>] (tcp_transmit_skb+0x510/0x984) [ 266.152404] [<c06d7420>] (tcp_transmit_skb) from [<c06d40ac>] (tcp_rcv_established+0x360/0x728) [ 266.152435] [<c06d40ac>] (tcp_rcv_established) from [<c06dce34>] (tcp_v4_do_rcv+0x14c/0x1b0) [ 266.152465] [<c06dce34>] (tcp_v4_do_rcv) from [<c06df444>] (tcp_v4_rcv+0xc3c/0xc58) [ 266.152496] [<c06df444>] (tcp_v4_rcv) from [<c06b9768>] (ip_local_deliver_finish+0x5c/0x29c) [ 266.152526] [<c06b9768>] (ip_local_deliver_finish) from [<c06b9ba0>] (ip_local_deliver+0xd0/0xd8) [ 266.152557] [<c06b9ba0>] (ip_local_deliver) from [<c06b94a4>] (ip_rcv_finish+0x1f0/0x458) [ 266.152587] [<c06b94a4>] (ip_rcv_finish) from [<c06b9f44>] (ip_rcv+0x39c/0x56c) [ 266.152618] [<c06b9f44>] (ip_rcv) from [<c0684724>] (__netif_receive_skb_core+0x2e8/0x958) [ 266.152648] [<c0684724>] (__netif_receive_skb_core) from [<c0688fa0>] (netif_receive_skb_internal+0x30/0xa0) [ 266.152679] [<c0688fa0>] (netif_receive_skb_internal) from [<c07f7750>] (ieee80211_deliver_skb+0x184/0x1bc) [ 266.152709] [<c07f7750>] (ieee80211_deliver_skb) from [<c07f89a0>] (ieee80211_rx_handlers+0xe9c/0x201c) [ 266.152740] [<c07f89a0>] (ieee80211_rx_handlers) from [<c07f9cd8>] (ieee80211_prepare_and_rx_handle+0x1b8/0x9b4) [ 266.152770] [<c07f9cd8>] (ieee80211_prepare_and_rx_handle) from [<c07fab54>] (ieee80211_rx_napi+0x680/0x7f0) [ 266.152832] [<c07fab54>] (ieee80211_rx_napi) from [<c05abf08>] (wl1251_rx+0x324/0x49c) [ 266.152862] [<c05abf08>] (wl1251_rx) from [<c05aa320>] (wl1251_irq_work+0x144/0x1b0) [ 266.152893] [<c05aa320>] (wl1251_irq_work) from [<c014d65c>] (process_one_work+0x130/0x428) [ 266.152923] [<c014d65c>] (process_one_work) from [<c014dae8>] (worker_thread+0x15c/0x490) [ 266.152954] [<c014dae8>] (worker_thread) from [<c0152aec>] (kthread+0xd4/0xf0) [ 266.152984] [<c0152aec>] (kthread) from [<c0107918>] (ret_from_fork+0x14/0x3c) -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
