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![]() __sk_dst_get() might be called from softirq, with socket lock held. [ 159.026180] include/net/sock.h:1200 invoked rcu_dereference_check() without protection! [ 159.026261] [ 159.026261] other info that might help us debug this: [ 159.026263] [ 159.026425] [ 159.026426] rcu_scheduler_active = 1, debug_locks = 0 [ 159.026552] 2 locks held by swapper/0: [ 159.026609] #0: (&icsk->icsk_retransmit_timer){+.-...}, at: [<ffffffff8104fc15>] run_timer_softirq+0x105/0x350 [ 159.026839] #1: (slock-AF_INET){+.-...}, at: [<ffffffff81392b8f>] tcp_write_timer+0x2f/0x1e0 [ 159.027063] [ 159.027064] stack backtrace: [ 159.027172] Pid: 0, comm: swapper Not tainted 2.6.34-rc5-03707-gde498c8-dirty #36 [ 159.027252] Call Trace: [ 159.027306] <IRQ> [<ffffffff810718ef>] lockdep_rcu_dereference +0xaf/0xc0 [ 159.027411] [<ffffffff8138e4f7>] tcp_current_mss+0xa7/0xb0 [ 159.027537] [<ffffffff8138fa49>] tcp_write_wakeup+0x89/0x190 [ 159.027600] [<ffffffff81391936>] tcp_send_probe0+0x16/0x100 [ 159.027726] [<ffffffff81392cd9>] tcp_write_timer+0x179/0x1e0 [ 159.027790] [<ffffffff8104fca1>] run_timer_softirq+0x191/0x350 [ 159.027980] [<ffffffff810477ed>] __do_softirq+0xcd/0x200 Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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acpi | ||
asm-generic | ||
crypto | ||
drm | ||
keys | ||
linux | ||
math-emu | ||
media | ||
mtd | ||
net | ||
pcmcia | ||
rdma | ||
rxrpc | ||
scsi | ||
sound | ||
trace | ||
video | ||
xen | ||
Kbuild |