INFO: task syz-executor183:4005 blocked for more than 143 seconds.
Not tainted 5.15.159-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor183 state:D stack: 0 pid: 4005 ppid: 3989 flags:0x00000005
Call trace:
__switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518
context_switch kernel/sched/core.c:5030 [inline]
__schedule+0xf10/0x1e48 kernel/sched/core.c:6376
schedule+0x11c/0x1c8 kernel/sched/core.c:6459
rwsem_down_write_slowpath+0xd94/0x17e0 kernel/locking/rwsem.c:1165
__down_write_common kernel/locking/rwsem.c:1292 [inline]
__down_write kernel/locking/rwsem.c:1301 [inline]
down_write+0xe8/0x12c kernel/locking/rwsem.c:1552
filemap_invalidate_lock include/linux/fs.h:834 [inline]
blk_ioctl_zeroout block/ioctl.c:183 [inline]
blkdev_common_ioctl+0x1cbc/0x2764 block/ioctl.c:487
blkdev_ioctl+0x350/0xbd0 block/ioctl.c:598
block_ioctl+0xa8/0x114 block/fops.c:493
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
INFO: task syz-executor183:4007 blocked for more than 143 seconds.
Not tainted 5.15.159-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor183 state:D stack: 0 pid: 4007 ppid: 3993 flags:0x0000000d
Call trace:
__switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518
context_switch kernel/sched/core.c:5030 [inline]
__schedule+0xf10/0x1e48 kernel/sched/core.c:6376
schedule+0x11c/0x1c8 kernel/sched/core.c:6459
rwsem_down_write_slowpath+0xd94/0x17e0 kernel/locking/rwsem.c:1165
__down_write_common kernel/locking/rwsem.c:1292 [inline]
__down_write kernel/locking/rwsem.c:1301 [inline]
down_write+0xe8/0x12c kernel/locking/rwsem.c:1552
filemap_invalidate_lock include/linux/fs.h:834 [inline]
blk_ioctl_zeroout block/ioctl.c:183 [inline]
blkdev_common_ioctl+0x1cbc/0x2764 block/ioctl.c:487
blkdev_ioctl+0x350/0xbd0 block/ioctl.c:598
block_ioctl+0xa8/0x114 block/fops.c:493
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608
el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626
el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Showing all locks held in the system:
1 lock held by khungtaskd/27:
#0: ffff800014b214a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311
1 lock held by klogd/3578:
2 locks held by getty/3726:
#0: ffff0000d26ce098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340
#1: ffff80001a32e2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 drivers/tty/n_tty.c:2158
2 locks held by syz-executor183/3995:
1 lock held by syz-executor183/4005:
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:834 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1cbc/0x2764 block/ioctl.c:487
1 lock held by syz-executor183/4007:
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:834 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1cbc/0x2764 block/ioctl.c:487
1 lock held by syz-executor183/4008:
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:834 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1cbc/0x2764 block/ioctl.c:487
1 lock held by syz-executor183/4015:
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:834 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff0000c04b7350 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1cbc/0x2764 block/ioctl.c:487
=============================================