* sleeping function called from invalid context (rtnetlink) [not found] <bug-799099-176318@bugzilla.redhat.com> @ 2012-03-01 23:59 ` Dave Jones 2012-03-02 0:53 ` Eric Dumazet 2012-03-04 5:00 ` Eric Dumazet 0 siblings, 2 replies; 4+ messages in thread From: Dave Jones @ 2012-03-01 23:59 UTC (permalink / raw) To: netdev; +Cc: Fedora Kernel Team Just had this reported by a Fedora user. It's against 3.3-rc4, but afaik, the only changes to rtnetlink since then wouldn't have fixed this unless I've overlooked something. https://bugzilla.redhat.com/show_bug.cgi?id=799099 BUG: sleeping function called from invalid context at kernel/mutex.c:271 in_atomic(): 1, irqs_disabled(): 0, pid: 10451, name: NetworkManager INFO: lockdep is turned off. Pid: 10451, comm: NetworkManager Not tainted 3.3.0-0.rc4.git1.4.fc17.x86_64 #1 Call Trace: [<ffffffff810966fc>] __might_sleep+0x13c/0x200 [<ffffffff8154c470>] ? sock_def_readable+0x30/0x1c0 [<ffffffff8169a81e>] mutex_lock_nested+0x2e/0x3a0 [<ffffffff81571100>] ? rtnetlink_net_init+0x50/0x50 [<ffffffff8158e25c>] ? netlink_dump_start+0xdc/0x180 [<ffffffff81571100>] ? rtnetlink_net_init+0x50/0x50 [<ffffffff81571897>] rtnl_lock+0x17/0x20 [<ffffffff81573ef8>] rtnetlink_rcv_msg+0x1f8/0x2e0 [<ffffffff81571897>] ? rtnl_lock+0x17/0x20 [<ffffffff81573d00>] ? __rtnl_unlock+0x20/0x20 [<ffffffff815901b1>] netlink_rcv_skb+0xa1/0xb0 [<ffffffff815718c5>] rtnetlink_rcv+0x25/0x40 [<ffffffff8158fafd>] netlink_unicast+0x19d/0x1f0 [<ffffffff8158fe2b>] netlink_sendmsg+0x2db/0x360 [<ffffffff8154c66d>] ? sock_update_netprioidx+0x6d/0x250 [<ffffffff81544888>] sock_sendmsg+0xf8/0x130 [<ffffffff81545f9d>] ? sock_recvmsg+0xfd/0x130 [<ffffffff811745d5>] ? might_fault+0xa5/0xb0 [<ffffffff8117458c>] ? might_fault+0x5c/0xb0 [<ffffffff81555266>] ? verify_iovec+0x56/0xd0 [<ffffffff81545e8e>] __sys_sendmsg+0x42e/0x440 [<ffffffff811bd612>] ? fget_light+0x62/0x4a0 [<ffffffff811bd6a0>] ? fget_light+0xf0/0x4a0 [<ffffffff811bd612>] ? fget_light+0x62/0x4a0 [<ffffffff81548c59>] sys_sendmsg+0x49/0x90 [<ffffffff816a74a9>] system_call_fastpath+0x16/0x1b ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: sleeping function called from invalid context (rtnetlink) 2012-03-01 23:59 ` sleeping function called from invalid context (rtnetlink) Dave Jones @ 2012-03-02 0:53 ` Eric Dumazet 2012-03-04 5:00 ` Eric Dumazet 1 sibling, 0 replies; 4+ messages in thread From: Eric Dumazet @ 2012-03-02 0:53 UTC (permalink / raw) To: Dave Jones; +Cc: netdev, Fedora Kernel Team Le 1 mars 2012 15:59, Dave Jones <davej@redhat.com> a écrit : > Just had this reported by a Fedora user. > It's against 3.3-rc4, but afaik, the only changes to rtnetlink > since then wouldn't have fixed this unless I've overlooked something. > > https://bugzilla.redhat.com/show_bug.cgi?id=799099 > > BUG: sleeping function called from invalid context at kernel/mutex.c:271 > in_atomic(): 1, irqs_disabled(): 0, pid: 10451, name: NetworkManager > INFO: lockdep is turned off. > Pid: 10451, comm: NetworkManager Not tainted 3.3.0-0.rc4.git1.4.fc17.x86_64 #1 > Call Trace: > [<ffffffff810966fc>] __might_sleep+0x13c/0x200 > [<ffffffff8154c470>] ? sock_def_readable+0x30/0x1c0 > [<ffffffff8169a81e>] mutex_lock_nested+0x2e/0x3a0 > [<ffffffff81571100>] ? rtnetlink_net_init+0x50/0x50 > [<ffffffff8158e25c>] ? netlink_dump_start+0xdc/0x180 > [<ffffffff81571100>] ? rtnetlink_net_init+0x50/0x50 > [<ffffffff81571897>] rtnl_lock+0x17/0x20 > [<ffffffff81573ef8>] rtnetlink_rcv_msg+0x1f8/0x2e0 > [<ffffffff81571897>] ? rtnl_lock+0x17/0x20 > [<ffffffff81573d00>] ? __rtnl_unlock+0x20/0x20 > [<ffffffff815901b1>] netlink_rcv_skb+0xa1/0xb0 > [<ffffffff815718c5>] rtnetlink_rcv+0x25/0x40 > [<ffffffff8158fafd>] netlink_unicast+0x19d/0x1f0 > [<ffffffff8158fe2b>] netlink_sendmsg+0x2db/0x360 > [<ffffffff8154c66d>] ? sock_update_netprioidx+0x6d/0x250 > [<ffffffff81544888>] sock_sendmsg+0xf8/0x130 > [<ffffffff81545f9d>] ? sock_recvmsg+0xfd/0x130 > [<ffffffff811745d5>] ? might_fault+0xa5/0xb0 > [<ffffffff8117458c>] ? might_fault+0x5c/0xb0 > [<ffffffff81555266>] ? verify_iovec+0x56/0xd0 > [<ffffffff81545e8e>] __sys_sendmsg+0x42e/0x440 > [<ffffffff811bd612>] ? fget_light+0x62/0x4a0 > [<ffffffff811bd6a0>] ? fget_light+0xf0/0x4a0 > [<ffffffff811bd612>] ? fget_light+0x62/0x4a0 > [<ffffffff81548c59>] sys_sendmsg+0x49/0x90 > [<ffffffff816a74a9>] system_call_fastpath+0x16/0x1b > > -- > To unsubscribe from this list: send the line "unsubscribe netdev" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html Yes, this is on my TODO list, it should be done in a couple of days. Thanks ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: sleeping function called from invalid context (rtnetlink) 2012-03-01 23:59 ` sleeping function called from invalid context (rtnetlink) Dave Jones 2012-03-02 0:53 ` Eric Dumazet @ 2012-03-04 5:00 ` Eric Dumazet 2012-03-04 5:47 ` David Miller 1 sibling, 1 reply; 4+ messages in thread From: Eric Dumazet @ 2012-03-04 5:00 UTC (permalink / raw) To: Dave Jones; +Cc: netdev, Fedora Kernel Team Le jeudi 01 mars 2012 à 18:59 -0500, Dave Jones a écrit : > Just had this reported by a Fedora user. > It's against 3.3-rc4, but afaik, the only changes to rtnetlink > since then wouldn't have fixed this unless I've overlooked something. > > https://bugzilla.redhat.com/show_bug.cgi?id=799099 > > BUG: sleeping function called from invalid context at kernel/mutex.c:271 > in_atomic(): 1, irqs_disabled(): 0, pid: 10451, name: NetworkManager > INFO: lockdep is turned off. > Pid: 10451, comm: NetworkManager Not tainted 3.3.0-0.rc4.git1.4.fc17.x86_64 #1 > Call Trace: > [<ffffffff810966fc>] __might_sleep+0x13c/0x200 > [<ffffffff8154c470>] ? sock_def_readable+0x30/0x1c0 > [<ffffffff8169a81e>] mutex_lock_nested+0x2e/0x3a0 > [<ffffffff81571100>] ? rtnetlink_net_init+0x50/0x50 > [<ffffffff8158e25c>] ? netlink_dump_start+0xdc/0x180 > [<ffffffff81571100>] ? rtnetlink_net_init+0x50/0x50 > [<ffffffff81571897>] rtnl_lock+0x17/0x20 > [<ffffffff81573ef8>] rtnetlink_rcv_msg+0x1f8/0x2e0 > [<ffffffff81571897>] ? rtnl_lock+0x17/0x20 > [<ffffffff81573d00>] ? __rtnl_unlock+0x20/0x20 > [<ffffffff815901b1>] netlink_rcv_skb+0xa1/0xb0 > [<ffffffff815718c5>] rtnetlink_rcv+0x25/0x40 > [<ffffffff8158fafd>] netlink_unicast+0x19d/0x1f0 > [<ffffffff8158fe2b>] netlink_sendmsg+0x2db/0x360 > [<ffffffff8154c66d>] ? sock_update_netprioidx+0x6d/0x250 > [<ffffffff81544888>] sock_sendmsg+0xf8/0x130 > [<ffffffff81545f9d>] ? sock_recvmsg+0xfd/0x130 > [<ffffffff811745d5>] ? might_fault+0xa5/0xb0 > [<ffffffff8117458c>] ? might_fault+0x5c/0xb0 > [<ffffffff81555266>] ? verify_iovec+0x56/0xd0 > [<ffffffff81545e8e>] __sys_sendmsg+0x42e/0x440 > [<ffffffff811bd612>] ? fget_light+0x62/0x4a0 > [<ffffffff811bd6a0>] ? fget_light+0xf0/0x4a0 > [<ffffffff811bd612>] ? fget_light+0x62/0x4a0 > [<ffffffff81548c59>] sys_sendmsg+0x49/0x90 > [<ffffffff816a74a9>] system_call_fastpath+0x16/0x1b > I took a look at this and couldnt find a reason for this error. Thats pretty strange... ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: sleeping function called from invalid context (rtnetlink) 2012-03-04 5:00 ` Eric Dumazet @ 2012-03-04 5:47 ` David Miller 0 siblings, 0 replies; 4+ messages in thread From: David Miller @ 2012-03-04 5:47 UTC (permalink / raw) To: eric.dumazet; +Cc: davej, netdev, kernel-team From: Eric Dumazet <eric.dumazet@gmail.com> Date: Sat, 03 Mar 2012 21:00:14 -0800 > I took a look at this and couldnt find a reason for this error. > > Thats pretty strange... That was the conclusion I came to when I looked at other instances of this. Some piece of state we're not seeing here is being corrupted, thus corrupting the locking state. ^ permalink raw reply [flat|nested] 4+ messages in thread
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[not found] <bug-799099-176318@bugzilla.redhat.com>
2012-03-01 23:59 ` sleeping function called from invalid context (rtnetlink) Dave Jones
2012-03-02 0:53 ` Eric Dumazet
2012-03-04 5:00 ` Eric Dumazet
2012-03-04 5:47 ` David Miller
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