It threw 5 of them in short succession. Different entry points into avc_has_perm(). Here's the tracebacks: [4295584.974000] Debug: sleeping function called from invalid context at mm/slab.c:2502 [4295584.974000] in_atomic():1, irqs_disabled():0 [4295584.974000] [<c01035a8>] dump_stack+0x15/0x17 [4295584.974000] [<c013ba6d>] kmem_cache_alloc+0x1e/0x6a [4295584.974000] [<c02de4fa>] skb_clone+0x14/0x183 [4295584.974000] [<c02ef64a>] netlink_unicast+0x7d/0x171 [4295584.974000] [<c0130947>] audit_log_end_fast+0xf5/0x188 [4295584.974000] [<c01c3c56>] avc_audit+0x94d/0x958 [4295584.974000] [<c01c3ffb>] avc_has_perm+0x3b/0x48 [4295584.974000] [<c01c8022>] selinux_socket_unix_stream_connect+0x6f/0xa8 [4295584.974000] [<c032b740>] unix_stream_connect+0x228/0x482 [4295584.974000] [<c02dbab6>] sys_connect+0x6a/0x81 [4295584.974000] [<c02dc23b>] sys_socketcall+0x6f/0x166 [4295584.974000] [<c01026cf>] sysenter_past_esp+0x54/0x75 [4295592.398000] Debug: sleeping function called from invalid context at mm/slab.c:2502 [4295592.398000] in_atomic():1, irqs_disabled():0 [4295592.398000] [<c01035a8>] dump_stack+0x15/0x17 [4295592.398000] [<c013ba6d>] kmem_cache_alloc+0x1e/0x6a [4295592.398000] [<c02de4fa>] skb_clone+0x14/0x183 [4295592.398000] [<c02ef64a>] netlink_unicast+0x7d/0x171 [4295592.398000] [<c0130947>] audit_log_end_fast+0xf5/0x188 [4295592.398000] [<c01c3c56>] avc_audit+0x94d/0x958 [4295592.398000] [<c01c3ffb>] avc_has_perm+0x3b/0x48 [4295592.398000] [<c01c8790>] ipc_has_perm+0x52/0x5a [4295592.398000] [<c01b808c>] ipcperms+0x89/0x93 [4295592.398000] [<c01bba55>] do_shmat+0x28d/0x2a2 [4295592.398000] [<c0107bfd>] sys_ipc+0xe8/0x143 [4295592.398000] [<c01026cf>] sysenter_past_esp+0x54/0x75 [4295857.484000] Debug: sleeping function called from invalid context at mm/slab.c:2502 [4295857.484000] in_atomic():1, irqs_disabled():0 [4295857.484000] [<c01035a8>] dump_stack+0x15/0x17 [4295857.484000] [<c013ba6d>] kmem_cache_alloc+0x1e/0x6a [4295857.484000] [<c02de4fa>] skb_clone+0x14/0x183 [4295857.484000] [<c02ef64a>] netlink_unicast+0x7d/0x171 [4295857.484000] [<c0130947>] audit_log_end_fast+0xf5/0x188 [4295857.484000] [<c01c3c56>] avc_audit+0x94d/0x958 [4295857.484000] [<c01c3ffb>] avc_has_perm+0x3b/0x48 [4295857.484000] [<c01c8790>] ipc_has_perm+0x52/0x5a [4295857.484000] [<c01b808c>] ipcperms+0x89/0x93 [4295857.484000] [<c01bba55>] do_shmat+0x28d/0x2a2 [4295857.484000] [<c0107bfd>] sys_ipc+0xe8/0x143 [4295857.484000] [<c01026cf>] sysenter_past_esp+0x54/0x75 [4295859.266000] Debug: sleeping function called from invalid context at mm/slab.c:2502 [4295859.266000] in_atomic():1, irqs_disabled():0 [4295859.266000] [<c01035a8>] dump_stack+0x15/0x17 [4295859.266000] [<c013ba6d>] kmem_cache_alloc+0x1e/0x6a [4295859.266000] [<c02de4fa>] skb_clone+0x14/0x183 [4295859.266000] [<c02ef64a>] netlink_unicast+0x7d/0x171 [4295859.266000] [<c0130947>] audit_log_end_fast+0xf5/0x188 [4295859.266000] [<c01c3c56>] avc_audit+0x94d/0x958 [4295859.266000] [<c01c3ffb>] avc_has_perm+0x3b/0x48 [4295859.266000] [<c01c8022>] selinux_socket_unix_stream_connect+0x6f/0xa8 [4295859.266000] [<c032b740>] unix_stream_connect+0x228/0x482 [4295859.266000] [<c02dbab6>] sys_connect+0x6a/0x81 [4295859.266000] [<c02dc23b>] sys_socketcall+0x6f/0x166 [4295859.266000] [<c0102729>] syscall_call+0x7/0xb [4295873.575000] Debug: sleeping function called from invalid context at mm/slab.c:2502 [4295873.575000] in_atomic():1, irqs_disabled():0 [4295873.575000] [<c01035a8>] dump_stack+0x15/0x17 [4295873.576000] [<c013ba6d>] kmem_cache_alloc+0x1e/0x6a [4295873.576000] [<c02de4fa>] skb_clone+0x14/0x183 [4295873.576000] [<c02ef64a>] netlink_unicast+0x7d/0x171 [4295873.576000] [<c0130947>] audit_log_end_fast+0xf5/0x188 [4295873.576000] [<c01c3c56>] avc_audit+0x94d/0x958 [4295873.576000] [<c01c3ffb>] avc_has_perm+0x3b/0x48 [4295873.576000] [<c01c8022>] selinux_socket_unix_stream_connect+0x6f/0xa8 [4295873.576000] [<c032b740>] unix_stream_connect+0x228/0x482 [4295873.576000] [<c02dbab6>] sys_connect+0x6a/0x81 [4295873.576000] [<c02dc23b>] sys_socketcall+0x6f/0x166 [4295873.576000] [<c0102729>] syscall_call+0x7/0xb
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