INFO: task syz-executor.3:4573 blocked for more than 143 seconds. Not tainted 5.15.189-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack: 0 pid: 4573 ppid: 4385 flags:0x00000005 Call trace: __switch_to+0x2f4/0x558 arch/arm64/kernel/process.c:521 context_switch kernel/sched/core.c:5030 [inline] __schedule+0xe00/0x1c0c kernel/sched/core.c:6376 schedule+0x11c/0x1c8 kernel/sched/core.c:6459 rwsem_down_write_slowpath+0xcb8/0x13f4 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:832 [inline] blk_ioctl_zeroout block/ioctl.c:183 [inline] blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 blkdev_ioctl+0x570/0xbb8 block/ioctl.c:598 block_ioctl+0xa4/0x118 block/fops.c:496 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+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 INFO: task syz-executor.4:4602 blocked for more than 143 seconds. Not tainted 5.15.189-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack: 0 pid: 4602 ppid: 4390 flags:0x0000000d Call trace: __switch_to+0x2f4/0x558 arch/arm64/kernel/process.c:521 context_switch kernel/sched/core.c:5030 [inline] __schedule+0xe00/0x1c0c kernel/sched/core.c:6376 schedule+0x11c/0x1c8 kernel/sched/core.c:6459 rwsem_down_write_slowpath+0xcb8/0x13f4 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:832 [inline] blk_ioctl_zeroout block/ioctl.c:183 [inline] blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 blkdev_ioctl+0x570/0xbb8 block/ioctl.c:598 block_ioctl+0xa4/0x118 block/fops.c:496 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+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/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: ffff800014341360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311 1 lock held by klogd/3640: 2 locks held by getty/3798: #0: ffff0000d4013098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340 #1: ffff80001bd6b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c drivers/tty/n_tty.c:2158 3 locks held by kworker/u4:6/4500: 1 lock held by syz-executor.2/4569: 1 lock held by syz-executor.3/4573: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.4/4602: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.0/4911: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.1/4953: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.3/4957: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.2/4964: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.4/4966: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.0/4998: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.3/5063: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.1/5079: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.2/5081: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.4/5083: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.0/5111: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.3/5131: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.1/5171: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.2/5199: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.4/5201: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.0/5223: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.3/5243: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.1/5275: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.2/5317: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 1 lock held by syz-executor.4/5319: #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline] #0: ffff0000c0482110 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1c6c/0x25c8 block/ioctl.c:487 =============================================