From: Ganesh Goudar <ganes...@chelsio.com>
Date: Wed, 19 Dec 2018 17:18:22 +0530
> create_ctx can be called from atomic context, hence use
> GFP_ATOMIC instead of GFP_KERNEL.
>
> [ 395.962599] BUG: sleeping function called from invalid context at
> mm/slab.h:421
> [ 395.979896] in_atomic(): 1, irqs_disabled(): 0, pid: 16254, name: openssl
> [ 395.996564] 2 locks held by openssl/16254:
> [ 396.010492] #0: 00000000347acb52 (sk_lock-AF_INET){+.+.}, at:
> do_tcp_setsockopt.isra.44+0x13b/0x9a0
> [ 396.029838] #1: 000000006c9552b5 (device_spinlock){+...}, at:
> tls_init+0x1d/0x280
> [ 396.047675] CPU: 5 PID: 16254 Comm: openssl Tainted: G O
> 4.20.0-rc6+ #25
> [ 396.066019] Hardware name: Supermicro X10SRA-F/X10SRA-F, BIOS 2.0c
> 09/25/2017
> [ 396.083537] Call Trace:
> [ 396.096265] dump_stack+0x5e/0x8b
> [ 396.109876] ___might_sleep+0x216/0x250
> [ 396.123940] kmem_cache_alloc_trace+0x1b0/0x240
> [ 396.138800] create_ctx+0x1f/0x60
> [ 396.152504] tls_init+0xbd/0x280
> [ 396.166135] tcp_set_ulp+0x191/0x2d0
> [ 396.180035] ? tcp_set_ulp+0x2c/0x2d0
> [ 396.193960] do_tcp_setsockopt.isra.44+0x148/0x9a0
> [ 396.209013] __sys_setsockopt+0x7c/0xe0
> [ 396.223054] __x64_sys_setsockopt+0x20/0x30
> [ 396.237378] do_syscall_64+0x4a/0x180
> [ 396.251200] entry_SYSCALL_64_after_hwframe+0x49/0xbe
>
> Fixes: df9d4a178022 ("net/tls: sleeping function from invalid context")
> Signed-off-by: Ganesh Goudar <ganes...@chelsio.com>
Applied, thanks.
