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linux/net/tipc
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Hoang Le f845fe5819 Revert "tipc: use consistent GFP flags" 
This reverts commit 86c3a3e964.

The tipc_aead_init() function can be calling from an interrupt routine.
This allocation might sleep with GFP_KERNEL flag, hence the following BUG
is reported.

[   17.657509] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:230
[   17.660916] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/3
[   17.664093] preempt_count: 302, expected: 0
[   17.665619] RCU nest depth: 2, expected: 0
[   17.667163] Preemption disabled at:
[   17.667165] [<0000000000000000>] 0x0
[   17.669753] CPU: 3 PID: 0 Comm: swapper/3 Kdump: loaded Tainted: G        W         5.16.0-rc4+ #1
[   17.673006] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[   17.675540] Call Trace:
[   17.676285]  <IRQ>
[   17.676913]  dump_stack_lvl+0x34/0x44
[   17.678033]  __might_resched.cold+0xd6/0x10f
[   17.679311]  kmem_cache_alloc_trace+0x14d/0x220
[   17.680663]  tipc_crypto_start+0x4a/0x2b0 [tipc]
[   17.682146]  ? kmem_cache_alloc_trace+0xd3/0x220
[   17.683545]  tipc_node_create+0x2f0/0x790 [tipc]
[   17.684956]  tipc_node_check_dest+0x72/0x680 [tipc]
[   17.686706]  ? ___cache_free+0x31/0x350
[   17.688008]  ? skb_release_data+0x128/0x140
[   17.689431]  tipc_disc_rcv+0x479/0x510 [tipc]
[   17.690904]  tipc_rcv+0x71c/0x730 [tipc]
[   17.692219]  ? __netif_receive_skb_core+0xb7/0xf60
[   17.693856]  tipc_l2_rcv_msg+0x5e/0x90 [tipc]
[   17.695333]  __netif_receive_skb_list_core+0x20b/0x260
[   17.697072]  netif_receive_skb_list_internal+0x1bf/0x2e0
[   17.698870]  ? dev_gro_receive+0x4c2/0x680
[   17.700255]  napi_complete_done+0x6f/0x180
[   17.701657]  virtnet_poll+0x29c/0x42e [virtio_net]
[   17.703262]  __napi_poll+0x2c/0x170
[   17.704429]  net_rx_action+0x22f/0x280
[   17.705706]  __do_softirq+0xfd/0x30a
[   17.706921]  common_interrupt+0xa4/0xc0
[   17.708206]  </IRQ>
[   17.708922]  <TASK>
[   17.709651]  asm_common_interrupt+0x1e/0x40
[   17.711078] RIP: 0010:default_idle+0x18/0x20

Fixes: 86c3a3e964 ("tipc: use consistent GFP flags")
Acked-by: Jon Maloy <jmaloy@redhat.com>
Signed-off-by: Hoang Le <hoang.h.le@dektech.com.au>
Link: https://lore.kernel.org/r/20211217030059.5947-1-hoang.h.le@dektech.com.au
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-12-17 19:18:48 -08:00
..
addr.c tipc: introduce new unified address type for internal use 2021-03-17 11:51:04 -07:00
addr.h tipc: introduce new unified address type for internal use 2021-03-17 11:51:04 -07:00
bcast.c net: tipc: fix FB_MTU eat two pages 2021-06-28 13:31:57 -07:00
bcast.h tipc: update a binding service via broadcast 2020-06-17 08:53:34 -07:00
bearer.c tipc: constify dev_addr passing 2021-10-13 09:40:46 -07:00
bearer.h tipc: constify dev_addr passing 2021-10-13 09:40:46 -07:00
core.c tipc: simplify the finalize work queue 2021-05-18 13:22:09 -07:00
core.h tipc: simplify the finalize work queue 2021-05-18 13:22:09 -07:00
crypto.c Revert "tipc: use consistent GFP flags" 2021-12-17 19:18:48 -08:00
crypto.h net/tipc: fix tipc header files for kernel-doc 2020-12-01 15:37:41 -08:00
diag.c
discover.c tipc: simplify the finalize work queue 2021-05-18 13:22:09 -07:00
discover.h
eth_media.c tipc: constify dev_addr passing 2021-10-13 09:40:46 -07:00
group.c tipc: update address terminology in code 2020-11-27 17:34:01 -08:00
group.h tipc: update address terminology in code 2020-11-27 17:34:01 -08:00
ib_media.c tipc: constify dev_addr passing 2021-10-13 09:40:46 -07:00
Kconfig tipc: not enable tipc when ipv6 works as a module 2020-08-16 21:04:55 -07:00
link.c tipc: only accept encrypted MSG_CRYPTO msgs 2021-11-15 14:25:22 +00:00
link.h tipc: simplify the finalize work queue 2021-05-18 13:22:09 -07:00
Makefile tipc: remove meaningless assignment in Makefile 2020-01-08 12:38:54 -08:00
monitor.c tipc: clean up warnings detected by sparse 2021-03-11 18:06:54 -08:00
monitor.h tipc: update mon's self addr when node addr generated 2019-11-12 19:45:45 -08:00
msg.c net: tipc: replace align() with ALIGN in msg.c 2021-06-28 13:31:57 -07:00
msg.h net: tipc: fix FB_MTU eat two pages 2021-06-28 13:31:57 -07:00
name_distr.c tipc: remove some unnecessary warnings 2021-03-17 11:51:05 -07:00
name_distr.h net/tipc: fix tipc header files for kernel-doc 2020-12-01 15:37:41 -08:00
name_table.c tipc: simplify handling of lookup scope during multicast message reception 2021-06-03 14:06:39 -07:00
name_table.h tipc: simplify handling of lookup scope during multicast message reception 2021-06-03 14:06:39 -07:00
net.c tipc: simplify the finalize work queue 2021-05-18 13:22:09 -07:00
net.h tipc: fix a deadlock when flushing scheduled work 2020-09-07 12:08:53 -07:00
netlink_compat.c tipc: convert dest node's address to network order 2021-03-11 18:06:54 -08:00
netlink.c tipc: add automatic rekeying for encryption key 2020-09-18 13:58:37 -07:00
netlink.h net: tipc: allocate attrs locally instead of using genl_family_attrbuf in compat_dumpit() 2019-10-06 15:44:47 +02:00
node.c node.c: fix the use of indefinite article 2021-06-10 13:47:13 -07:00
node.h tipc: add automatic session key exchange 2020-09-18 13:58:37 -07:00
socket.c tipc: increase timeout in tipc_sk_enqueue() 2021-09-13 12:43:10 +01:00
socket.h tipc: add stricter control of reserved service types 2020-10-30 08:19:18 -07:00
subscr.c tipc:subscr.c: fix a spelling mistake 2021-06-10 13:48:43 -07:00
subscr.h tipc: fix htmldoc and smatch warnings 2021-03-29 16:28:50 -07:00
sysctl.c tipc: add automatic session key exchange 2020-09-18 13:58:37 -07:00
topsrv.c tipc: update address terminology in code 2020-11-27 17:34:01 -08:00
topsrv.h
trace.c net/tipc: fix various kernel-doc warnings 2020-12-01 15:37:46 -08:00
trace.h tipc: add support for broadcast rcv stats dumping 2020-05-26 15:16:52 -07:00
udp_media.c tipc: wait and exit until all work queues are done 2021-05-17 14:07:48 -07:00
udp_media.h