INFO: task syz-executor.1:5034 blocked for more than 143 seconds.
Not tainted 6.4.0-syzkaller-01312-gb19edac5992d #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:20248 pid:5034 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5343 [inline]
__schedule+0x187b/0x4900 kernel/sched/core.c:6669
schedule+0xc3/0x180 kernel/sched/core.c:6745
io_schedule+0x8c/0x100 kernel/sched/core.c:8979
folio_wait_bit_common+0x86c/0x12b0 mm/filemap.c:1301
__filemap_get_folio+0x90/0xa00 mm/filemap.c:1937
truncate_inode_pages_range+0x555/0x11b0 mm/truncate.c:377
ntfs_evict_big_inode+0x30/0x480 fs/ntfs/inode.c:2251
evict+0x2a4/0x620 fs/inode.c:665
dispose_list fs/inode.c:698 [inline]
evict_inodes+0x5f8/0x690 fs/inode.c:748
generic_shutdown_super+0x98/0x340 fs/super.c:479
kill_block_super+0x68/0xa0 fs/super.c:1418
deactivate_locked_super+0xa4/0x110 fs/super.c:331
cleanup_mnt+0x426/0x4c0 fs/namespace.c:1254
task_work_run+0x24a/0x300 kernel/task_work.c:179
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
__syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:297
do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f3d6ce8d7f7
RSP: 002b:00007ffdfff32e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f3d6ce8d7f7
RDX: 00007ffdfff32f2b RSI: 000000000000000a RDI: 00007ffdfff32f20
RBP: 00007ffdfff32f20 R08: 00000000ffffffff R09: 00007ffdfff32cf0
R10: 00005555555698e3 R11: 0000000000000246 R12: 00007f3d6ced643b
R13: 00007ffdfff33fe0 R14: 0000555555569810 R15: 00007ffdfff34020
Showing all locks held in the system:
5 locks held by kworker/u4:0/10:
#0: ffff888012479138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x77e/0x10e0 kernel/workqueue.c:2381
#1: ffffc900000f7d20 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_one_work+0x7c8/0x10e0 kernel/workqueue.c:2383
#2: ffffffff8cdc3c70 (cpu_hotplug_lock){++++}-{0:0}, at: static_key_disable+0x12/0x20 kernel/jump_label.c:242
#3: ffffffff91d95708 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x163/0x530 lib/debugobjects.c:717
#4: ffffffff8cdd87a8 (text_mutex){+.+.}-{3:3}, at: arch_jump_label_transform_apply+0x12/0x30 arch/x86/kernel/jump_label.c:145
1 lock held by rcu_tasks_kthre/13:
#0: ffffffff8cf27530 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:522
1 lock held by rcu_tasks_trace/14:
#0: ffffffff8cf278f0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:522
1 lock held by khungtaskd/28:
#0: ffffffff8cf27360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by getty/4751:
#0: ffff88802d672098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc900015a02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b1/0x1db0 drivers/tty/n_tty.c:2176
1 lock held by syz-executor.1/5034:
#0: ffff88807c86e0e0 (&type->s_umount_key#73){+.+.}-{3:3}, at: deactivate_super+0xad/0xf0 fs/super.c:361
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.4.0-syzkaller-01312-gb19edac5992d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x498/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x187/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0xec2/0xf00 kernel/hung_task.c:379
kthread+0x2b8/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5113 Comm: kworker/u4:6 Not tainted 6.4.0-syzkaller-01312-gb19edac5992d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Workqueue: bat_events batadv_nc_worker
RIP: 0010:rcu_read_lock include/linux/rcupdate.h:749 [inline]
RIP: 0010:batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline]
RIP: 0010:batadv_nc_worker+0xc5/0x5c0 net/batman-adv/network-coding.c:719
Code: 10 48 8b 44 24 10 42 80 3c 28 00 74 08 4c 89 ff e8 60 85 62 f7 4a 8d 1c e5 00 00 00 00 49 03 1f e8 40 17 f4 f6 e8 eb 7b 00 00 76 0b 30 00 89 c5 31 ff 89 c6 e8 eb 92 0a f7 85 ed 74 10 e8 72
RSP: 0018:ffffc90004d27bf8 EFLAGS: 00000296
RAX: e3c456f326ee1800 RBX: ffff888079934808 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffffff8aea9d60 RDI: ffffffff8b386f60
RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff206764d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000101
R13: dffffc0000000000 R14: ffff88807e80cc80 R15: ffff888021c4ba00
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d74652a680 CR3: 000000000cd30000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
process_one_work+0x8a0/0x10e0 kernel/workqueue.c:2408
worker_thread+0xa63/0x1210 kernel/workqueue.c:2555
kthread+0x2b8/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308