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Date: Wed, 25 Apr 2007 12:44:49 -0700 From: Andrew Morton <akpm@...ux-foundation.org> To: Patrick McHardy <kaber@...sh.net> Cc: Herbert Xu <herbert@...dor.apana.org.au>, David Miller <davem@...emloft.net>, netdev@...r.kernel.org Subject: Re: netlink locking warnings in 2.6.21-rc7-mm1 I just retested bare net-2.6.22, pulled 30 minutes ago. I got just one warning: PM: Removing info for No Bus:0000:06:0b.0 eth0: no IPv6 routers present ipw2200: Radio Frequency Kill Switch is On: Kill switch must be turned off for wireless networking to work. PM: Adding info for No Bus:eth1 ipw2200: Detected geography ZZA (11 802.11bg channels, 13 802.11a channels) ipw2200: Failed to send WEP_KEY: Aborted due to RF kill switch. ipw2200: Failed to send WEP_KEY: Command timed out. ipw2200: Failed to send WEP_KEY: Command timed out. BUG: at kernel/mutex-debug.c:82 debug_mutex_unlock() [<c012d18a>] debug_mutex_unlock+0x5a/0x134 [<c02d67e2>] __mutex_unlock_slowpath+0x9d/0xcf [<f8c3618b>] ipw_wx_set_encode+0x0/0x82 [ipw2200] [<c028b92c>] rtnl_unlock+0xa/0x29 [<c0286651>] dev_ioctl+0x3d0/0x402 [<c014b078>] __handle_mm_fault+0x7c6/0x7e8 [<c01a649b>] selinux_file_alloc_security+0x1f/0x40 [<c027b943>] sock_ioctl+0x0/0x1be [<c0162925>] do_ioctl+0x19/0x4d [<c0162b58>] vfs_ioctl+0x1ff/0x216 [<c0162bbb>] sys_ioctl+0x4c/0x65 [<c0103b0c>] syscall_call+0x7/0xb [<c02d0000>] unix_dgram_sendmsg+0x76/0x400 ======================= It's 100% reproducible here, using http://userweb.kernel.org/~akpm/config-sony.txt The weird ASSERT_RTNL warnings aren't there, so something else in -mm (prior to git-net.patch in the series file) would appear to be interacting with net changes. - 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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