Hi Miles, Looks like following processes failed to freeze while waiting on the rtnl_mutex.
Either somebody is holding the rtnl_mutex for a really long time Or the task holding rtnl_mutex is frozen. I don't quite know about the former, but if it's the latter then we definitely have a bug. Thanks and Regards gautham. > ======================= > INFO: lockdep is turned off. > avahi-daemon D 000003D0 0 2853 1 (NOTLB) > c32e1c80 00000092 a4206282 000003d0 00000000 00000046 a4206282 > 000003d0 > c1ca35e4 c03b9b54 c30fc2f0 c1ca34d0 c036f520 c32e1cb0 c036f4e0 > 00000246 > c32e1cd0 c0299cc7 00000000 00000002 c0299dfe 00000246 00000202 > c1f7f060 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnl_lock+16/18] rtnl_lock+0x10/0x12 > [ip_mc_leave_group+24/170] ip_mc_leave_group+0x18/0xaa > [ip_setsockopt+1608/2365] ip_setsockopt+0x648/0x93d > [udp_setsockopt+67/74] udp_setsockopt+0x43/0x4a > [sock_common_setsockopt+30/37] sock_common_setsockopt+0x1e/0x25 > [sys_setsockopt+105/133] sys_setsockopt+0x69/0x85 > [sys_socketcall+488/577] sys_socketcall+0x1e8/0x241 > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > ======================= > INFO: lockdep is turned off. > multiload-app D 000003D0 0 4159 1 (NOTLB) > c733ee10 00200092 aa7df471 000003d0 00000000 00200046 aa7df471 > 000003d0 > c7277624 c03b9b54 c72fea98 00000000 c036f520 c733ee40 c036f4e0 > 00200246 > c733ee60 c0299cc7 00000000 00000002 c0299dfe 00200246 00000000 > 00000000 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnl_lock+16/18] rtnl_lock+0x10/0x12 > [dev_ioctl+1066/1134] dev_ioctl+0x42a/0x46e > [sock_ioctl+446/458] sock_ioctl+0x1be/0x1ca > [do_ioctl+34/104] do_ioctl+0x22/0x68 > [vfs_ioctl+575/594] vfs_ioctl+0x23f/0x252 > [sys_ioctl+49/74] sys_ioctl+0x31/0x4a > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > ======================= > INFO: lockdep is turned off. > wpa_supplican D 000003D0 0 6511 1 (NOTLB) > c724cc50 00200092 a33ddada 000003d0 00000000 00200046 a33ddada > 000003d0 > c7191624 c03b9b54 c72fe330 c46c64d0 c036f520 c724cc80 c036f4e0 > 00200246 > c724cca0 c0299cc7 00000000 00000002 c0299dfe 00200046 00000000 > 00000000 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnetlink_rcv+26/68] rtnetlink_rcv+0x1a/0x44 > [netlink_data_ready+21/85] netlink_data_ready+0x15/0x55 > [netlink_sendskb+34/83] netlink_sendskb+0x22/0x53 > [netlink_unicast+443/469] netlink_unicast+0x1bb/0x1d5 > [netlink_sendmsg+582/594] netlink_sendmsg+0x246/0x252 > [sock_sendmsg+204/229] sock_sendmsg+0xcc/0xe5 > [sys_sendto+204/236] sys_sendto+0xcc/0xec > [sys_send+54/56] sys_send+0x36/0x38 > [sys_socketcall+318/577] sys_socketcall+0x13e/0x241 > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > INFO: lockdep is turned off. > dhclient D 000003D0 0 6998 2816 (NOTLB) > c9094e10 00000092 ac00d705 000003d0 00000000 00000046 ac00d705 > 000003d0 > c6f45664 c03b9b54 c905da18 00000000 c036f520 c9094e40 c036f4e0 > 00000246 > c9094e60 c0299cc7 00000000 00000002 c0299dfe 00000000 c965614c > c6f45550 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnl_lock+16/18] rtnl_lock+0x10/0x12 > [dev_ioctl+30/1134] dev_ioctl+0x1e/0x46e > [sock_ioctl+446/458] sock_ioctl+0x1be/0x1ca > [do_ioctl+34/104] do_ioctl+0x22/0x68 > [vfs_ioctl+575/594] vfs_ioctl+0x23f/0x252 > [sys_ioctl+49/74] sys_ioctl+0x31/0x4a > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > ======================= > INFO: lockdep is turned off. > avahi-daemon D 000003D0 0 2853 1 (NOTLB) > c32e1c80 00000092 a4206282 000003d0 00000000 00000046 a4206282 > 000003d0 > c1ca35e4 c03b9b54 c30fc2f0 c1ca34d0 c036f520 c32e1cb0 c036f4e0 > 00000246 > c32e1cd0 c0299cc7 00000000 00000002 c0299dfe 00000246 00000202 > c1f7f060 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnl_lock+16/18] rtnl_lock+0x10/0x12 > [ip_mc_leave_group+24/170] ip_mc_leave_group+0x18/0xaa > [ip_setsockopt+1608/2365] ip_setsockopt+0x648/0x93d > [udp_setsockopt+67/74] udp_setsockopt+0x43/0x4a > [sock_common_setsockopt+30/37] sock_common_setsockopt+0x1e/0x25 > [sys_setsockopt+105/133] sys_setsockopt+0x69/0x85 > [sys_socketcall+488/577] sys_socketcall+0x1e8/0x241 > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > ======================= > INFO: lockdep is turned off. > multiload-app D 000003D0 0 4159 1 (NOTLB) > c733ee10 00200092 aa7df471 000003d0 00000000 00200046 aa7df471 > 000003d0 > c7277624 c03b9b54 c72fea98 00000000 c036f520 c733ee40 c036f4e0 > 00200246 > c733ee60 c0299cc7 00000000 00000002 c0299dfe 00200246 00000000 > 00000000 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnl_lock+16/18] rtnl_lock+0x10/0x12 > [dev_ioctl+1066/1134] dev_ioctl+0x42a/0x46e > [sock_ioctl+446/458] sock_ioctl+0x1be/0x1ca > [do_ioctl+34/104] do_ioctl+0x22/0x68 > [vfs_ioctl+575/594] vfs_ioctl+0x23f/0x252 > [sys_ioctl+49/74] sys_ioctl+0x31/0x4a > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > ======================= > INFO: lockdep is turned off. > wpa_supplican D 000003D0 0 6511 1 (NOTLB) > c724cc50 00200092 a33ddada 000003d0 00000000 00200046 a33ddada > 000003d0 > c7191624 c03b9b54 c72fe330 c46c64d0 c036f520 c724cc80 c036f4e0 > 00200246 > c724cca0 c0299cc7 00000000 00000002 c0299dfe 00200046 00000000 > 00000000 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnetlink_rcv+26/68] rtnetlink_rcv+0x1a/0x44 > [netlink_data_ready+21/85] netlink_data_ready+0x15/0x55 > [netlink_sendskb+34/83] netlink_sendskb+0x22/0x53 > [netlink_unicast+443/469] netlink_unicast+0x1bb/0x1d5 > [netlink_sendmsg+582/594] netlink_sendmsg+0x246/0x252 > [sock_sendmsg+204/229] sock_sendmsg+0xcc/0xe5 > [sys_sendto+204/236] sys_sendto+0xcc/0xec > [sys_send+54/56] sys_send+0x36/0x38 > [sys_socketcall+318/577] sys_socketcall+0x13e/0x241 > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= > INFO: lockdep is turned off. > dhclient D 000003D0 0 6998 2816 (NOTLB) > c9094e10 00000092 ac00d705 000003d0 00000000 00000046 ac00d705 > 000003d0 > c6f45664 c03b9b54 c905da18 00000000 c036f520 c9094e40 c036f4e0 > 00000246 > c9094e60 c0299cc7 00000000 00000002 c0299dfe 00000000 c965614c > c6f45550 > Call Trace: > [__mutex_lock_slowpath+330/610] __mutex_lock_slowpath+0x14a/0x262 > [mutex_lock+31/35] mutex_lock+0x1f/0x23 > [rtnl_lock+16/18] rtnl_lock+0x10/0x12 > [dev_ioctl+30/1134] dev_ioctl+0x1e/0x46e > [sock_ioctl+446/458] sock_ioctl+0x1be/0x1ca > [do_ioctl+34/104] do_ioctl+0x22/0x68 > [vfs_ioctl+575/594] vfs_ioctl+0x23f/0x252 > [sys_ioctl+49/74] sys_ioctl+0x31/0x4a > [sysenter_past_esp+95/153] sysenter_past_esp+0x5f/0x99 > ======================= Thanks and Regards gautham. -- Gautham R Shenoy Linux Technology Center IBM India. "Freedom comes with a price tag of responsibility, which is still a bargain, because Freedom is priceless!" -- Gautham R Shenoy Linux Technology Center IBM India. "Freedom comes with a price tag of responsibility, which is still a bargain, because Freedom is priceless!" -- Gautham R Shenoy Linux Technology Center IBM India. "Freedom comes with a price tag of responsibility, which is still a bargain, because Freedom is priceless!" - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/