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Merge 5.10.55 into android12-5.10-lts

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Changes in 5.10.55
	tools: Allow proper CC/CXX/... override with LLVM=1 in Makefile.include
	io_uring: fix link timeout refs
	KVM: x86: determine if an exception has an error code only when injecting it.
	af_unix: fix garbage collect vs MSG_PEEK
	workqueue: fix UAF in pwq_unbound_release_workfn()
	cgroup1: fix leaked context root causing sporadic NULL deref in LTP
	net/802/mrp: fix memleak in mrp_request_join()
	net/802/garp: fix memleak in garp_request_join()
	net: annotate data race around sk_ll_usec
	sctp: move 198 addresses from unusable to private scope
	rcu-tasks: Don't delete holdouts within trc_inspect_reader()
	rcu-tasks: Don't delete holdouts within trc_wait_for_one_reader()
	ipv6: allocate enough headroom in ip6_finish_output2()
	drm/ttm: add a check against null pointer dereference
	hfs: add missing clean-up in hfs_fill_super
	hfs: fix high memory mapping in hfs_bnode_read
	hfs: add lock nesting notation to hfs_find_init
	firmware: arm_scmi: Fix possible scmi_linux_errmap buffer overflow
	firmware: arm_scmi: Fix range check for the maximum number of pending messages
	cifs: fix the out of range assignment to bit fields in parse_server_interfaces
	iomap: remove the length variable in iomap_seek_data
	iomap: remove the length variable in iomap_seek_hole
	ARM: dts: versatile: Fix up interrupt controller node names
	ipv6: ip6_finish_output2: set sk into newly allocated nskb
	Linux 5.10.55

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I2d673bdde784b3689af73289305091dbd4ead042
This commit is contained in:
Greg Kroah-Hartman
2021-07-31 08:51:04 +02:00
parent 57e177ea01 11fe69a171
commit 1afedcdcf8
27 changed files with 216 additions and 69 deletions
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20
kernel/workqueue.c
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@@ -3689,15 +3689,21 @@ static void pwq_unbound_release_workfn(struct work_struct *work)
unbound_release_work);
struct workqueue_struct *wq = pwq->wq;
struct worker_pool *pool = pwq->pool;
bool is_last;
bool is_last = false;
if (WARN_ON_ONCE(!(wq->flags & WQ_UNBOUND)))
return;
/*
* when @pwq is not linked, it doesn't hold any reference to the
* @wq, and @wq is invalid to access.
*/
if (!list_empty(&pwq->pwqs_node)) {
if (WARN_ON_ONCE(!(wq->flags & WQ_UNBOUND)))
return;
mutex_lock(&wq->mutex);
list_del_rcu(&pwq->pwqs_node);
is_last = list_empty(&wq->pwqs);
mutex_unlock(&wq->mutex);
mutex_lock(&wq->mutex);
list_del_rcu(&pwq->pwqs_node);
is_last = list_empty(&wq->pwqs);
mutex_unlock(&wq->mutex);
}
mutex_lock(&wq_pool_mutex);
put_unbound_pool(pool);