* [android-common:android13-5.10-2026-10 1/1] io_uring/io_uring.c:1634:55: sparse: sparse: incorrect type in argument 3 (different base types)
@ 2026-10-27 19:12 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-10-27 19:12 UTC (permalink / raw)
To: cros-kernel-buildreports; +Cc: oe-kbuild-all
tree: https://android.googlesource.com/kernel/common android13-5.10-2026-10
head: a4c2f82969bc5fa7fcc21ede4b690ece7ff72335
commit: b52fdbc1b3bf870f42ba0f5a280221104b6df0ac [1/1] UPSTREAM: io_uring: pass in EPOLL_URING_WAKE for eventfd signaling and wakeups
config: arm64-randconfig-r2309-20261018 (https://download.01.org/0day-ci/archive/20261027/202610272011.JAFXZrRX-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.5.0
sparse: v0.6.5-rc1-1-gc4640450
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261027/202610272011.JAFXZrRX-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610272011.JAFXZrRX-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> io_uring/io_uring.c:1634:55: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected unsigned int mask @@ got restricted __poll_t [usertype] @@
io_uring/io_uring.c:1634:55: sparse: expected unsigned int mask
io_uring/io_uring.c:1634:55: sparse: got restricted __poll_t [usertype]
io_uring/io_uring.c:1651:55: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected unsigned int mask @@ got restricted __poll_t [usertype] @@
io_uring/io_uring.c:1651:55: sparse: expected unsigned int mask
io_uring/io_uring.c:1651:55: sparse: got restricted __poll_t [usertype]
io_uring/io_uring.c:3153:24: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __user * @@ got struct io_buffer *[assigned] kbuf @@
io_uring/io_uring.c:3153:24: sparse: expected void [noderef] __user *
io_uring/io_uring.c:3153:24: sparse: got struct io_buffer *[assigned] kbuf
io_uring/io_uring.c:4551:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct file *file @@ got struct file [noderef] __rcu * @@
io_uring/io_uring.c:4551:14: sparse: expected struct file *file
io_uring/io_uring.c:4551:14: sparse: got struct file [noderef] __rcu *
io_uring/io_uring.c:5347:37: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] result @@ got restricted __poll_t @@
io_uring/io_uring.c:5347:37: sparse: expected unsigned int [usertype] result
io_uring/io_uring.c:5347:37: sparse: got restricted __poll_t
io_uring/io_uring.c:5352:71: sparse: sparse: restricted __poll_t degrades to integer
io_uring/io_uring.c:5352:65: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted __poll_t [usertype] val @@ got unsigned int @@
io_uring/io_uring.c:5352:65: sparse: expected restricted __poll_t [usertype] val
io_uring/io_uring.c:5352:65: sparse: got unsigned int
io_uring/io_uring.c:5352:52: sparse: sparse: incorrect type in initializer (different base types) @@ expected restricted __poll_t [usertype] mask @@ got unsigned short @@
io_uring/io_uring.c:5352:52: sparse: expected restricted __poll_t [usertype] mask
io_uring/io_uring.c:5352:52: sparse: got unsigned short
io_uring/io_uring.c:5356:71: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected signed int [usertype] res @@ got restricted __poll_t [usertype] mask @@
io_uring/io_uring.c:5356:71: sparse: expected signed int [usertype] res
io_uring/io_uring.c:5356:71: sparse: got restricted __poll_t [usertype] mask
io_uring/io_uring.c:5390:66: sparse: sparse: restricted __poll_t degrades to integer
io_uring/io_uring.c:5390:55: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted __poll_t [usertype] val @@ got unsigned int @@
io_uring/io_uring.c:5390:55: sparse: expected restricted __poll_t [usertype] val
io_uring/io_uring.c:5390:55: sparse: got unsigned int
io_uring/io_uring.c:5493:40: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected int mask @@ got restricted __poll_t [usertype] mask @@
io_uring/io_uring.c:5493:40: sparse: expected int mask
io_uring/io_uring.c:5493:40: sparse: got restricted __poll_t [usertype] mask
io_uring/io_uring.c:5577:24: sparse: sparse: incorrect type in return expression (different base types) @@ expected int @@ got restricted __poll_t [assigned] [usertype] mask @@
io_uring/io_uring.c:5577:24: sparse: expected int
io_uring/io_uring.c:5577:24: sparse: got restricted __poll_t [assigned] [usertype] mask
io_uring/io_uring.c:5596:40: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected int mask @@ got restricted __poll_t [assigned] [usertype] mask @@
io_uring/io_uring.c:5596:40: sparse: expected int mask
io_uring/io_uring.c:5596:40: sparse: got restricted __poll_t [assigned] [usertype] mask
io_uring/io_uring.c:5630:25: sparse: sparse: restricted __poll_t degrades to integer
io_uring/io_uring.c:5630:48: sparse: sparse: incorrect type in initializer (different base types) @@ expected restricted __poll_t [usertype] mask @@ got unsigned int @@
io_uring/io_uring.c:5630:48: sparse: expected restricted __poll_t [usertype] mask
io_uring/io_uring.c:5630:48: sparse: got unsigned int
io_uring/io_uring.c:5641:22: sparse: sparse: invalid assignment: |=
io_uring/io_uring.c:5641:22: sparse: left side has type restricted __poll_t
io_uring/io_uring.c:5641:22: sparse: right side has type int
io_uring/io_uring.c:5646:30: sparse: sparse: invalid assignment: &=
io_uring/io_uring.c:5646:30: sparse: left side has type restricted __poll_t
io_uring/io_uring.c:5646:30: sparse: right side has type int
io_uring/io_uring.c:5648:22: sparse: sparse: invalid assignment: |=
io_uring/io_uring.c:5648:22: sparse: left side has type restricted __poll_t
io_uring/io_uring.c:5648:22: sparse: right side has type int
io_uring/io_uring.c:5664:33: sparse: sparse: incorrect type in argument 5 (different base types) @@ expected int mask @@ got restricted __poll_t [usertype] mask @@
io_uring/io_uring.c:5664:33: sparse: expected int mask
io_uring/io_uring.c:5664:33: sparse: got restricted __poll_t [usertype] mask
io_uring/io_uring.c:5664:50: sparse: sparse: incorrect type in argument 6 (different base types) @@ expected int events @@ got restricted __poll_t [usertype] events @@
io_uring/io_uring.c:5664:50: sparse: expected int events
io_uring/io_uring.c:5664:50: sparse: got restricted __poll_t [usertype] events
io_uring/io_uring.c:5746:24: sparse: sparse: invalid assignment: |=
io_uring/io_uring.c:5746:24: sparse: left side has type unsigned int
io_uring/io_uring.c:5746:24: sparse: right side has type restricted __poll_t
io_uring/io_uring.c:5747:65: sparse: sparse: restricted __poll_t degrades to integer
io_uring/io_uring.c:5747:29: sparse: sparse: restricted __poll_t degrades to integer
io_uring/io_uring.c:5747:38: sparse: sparse: incorrect type in return expression (different base types) @@ expected restricted __poll_t @@ got unsigned int @@
io_uring/io_uring.c:5747:38: sparse: expected restricted __poll_t
io_uring/io_uring.c:5747:38: sparse: got unsigned int
io_uring/io_uring.c:5836:43: sparse: sparse: invalid assignment: &=
io_uring/io_uring.c:5836:43: sparse: left side has type restricted __poll_t
io_uring/io_uring.c:5836:43: sparse: right side has type int
io_uring/io_uring.c:5837:62: sparse: sparse: restricted __poll_t degrades to integer
io_uring/io_uring.c:5837:43: sparse: sparse: invalid assignment: |=
io_uring/io_uring.c:5837:43: sparse: left side has type restricted __poll_t
io_uring/io_uring.c:5837:43: sparse: right side has type unsigned int
io_uring/io_uring.c: note: in included file (through include/linux/irqflags.h, include/linux/spinlock.h, include/linux/wait.h, include/linux/wait_bit.h, ...):
arch/arm64/include/asm/percpu.h:126:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ff)
arch/arm64/include/asm/percpu.h:126:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ffff)
arch/arm64/include/asm/percpu.h:126:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ff)
arch/arm64/include/asm/percpu.h:126:1: sparse: sparse: cast truncates bits from constant value (ffffffff becomes ffff)
io_uring/io_uring.c:7824:9: sparse: sparse: context imbalance in 'io_sq_thread_unpark' - wrong count at exit
io_uring/io_uring.c:7835:9: sparse: sparse: context imbalance in 'io_sq_thread_park' - wrong count at exit
vim +1634 io_uring/io_uring.c
1613
1614 /*
1615 * This should only get called when at least one event has been posted.
1616 * Some applications rely on the eventfd notification count only changing
1617 * IFF a new CQE has been added to the CQ ring. There's no depedency on
1618 * 1:1 relationship between how many times this function is called (and
1619 * hence the eventfd count) and number of CQEs posted to the CQ ring.
1620 */
1621 static void io_cqring_ev_posted(struct io_ring_ctx *ctx)
1622 {
1623 /*
1624 * wake_up_all() may seem excessive, but io_wake_function() and
1625 * io_should_wake() handle the termination of the loop and only
1626 * wake as many waiters as we need to.
1627 */
1628 if (wq_has_sleeper(&ctx->cq_wait))
1629 __wake_up(&ctx->cq_wait, TASK_NORMAL, 0,
1630 poll_to_key(EPOLL_URING_WAKE | EPOLLIN));
1631 if (ctx->sq_data && waitqueue_active(&ctx->sq_data->wait))
1632 wake_up(&ctx->sq_data->wait);
1633 if (io_should_trigger_evfd(ctx))
> 1634 eventfd_signal_mask(ctx->cq_ev_fd, 1, EPOLL_URING_WAKE);
1635 if (waitqueue_active(&ctx->poll_wait))
1636 __wake_up(&ctx->poll_wait, TASK_INTERRUPTIBLE, 0,
1637 poll_to_key(EPOLL_URING_WAKE | EPOLLIN));
1638 }
1639
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2026-10-27 19:12 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-10-27 19:12 [android-common:android13-5.10-2026-10 1/1] io_uring/io_uring.c:1634:55: sparse: sparse: incorrect type in argument 3 (different base types) kernel test robot
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.