INFO: task syz-executor146:5395 blocked for more than 143 seconds.
Not tainted 6.0.0-syzkaller-00372-ga5088ee7251e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor146 state:D stack:26216 pid: 5395 ppid: 3651 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5183 [inline]
__schedule+0xadf/0x52b0 kernel/sched/core.c:6495
schedule+0xda/0x1b0 kernel/sched/core.c:6571
io_schedule+0xba/0x130 kernel/sched/core.c:8715
folio_wait_bit_common+0x3dd/0xa90 mm/filemap.c:1298
__folio_lock mm/filemap.c:1664 [inline]
folio_lock include/linux/pagemap.h:939 [inline]
folio_lock include/linux/pagemap.h:935 [inline]
__filemap_get_folio+0xc6d/0xed0 mm/filemap.c:1936
truncate_inode_pages_range+0x37c/0x1510 mm/truncate.c:378
ntfs_evict_inode+0x16/0xa0 fs/ntfs3/inode.c:1741
evict+0x2ed/0x6b0 fs/inode.c:665
iput_final fs/inode.c:1748 [inline]
iput.part.0+0x55d/0x810 fs/inode.c:1774
iput+0x58/0x70 fs/inode.c:1764
ntfs_fill_super+0x2e89/0x37f0 fs/ntfs3/super.c:1190
get_tree_bdev+0x440/0x760 fs/super.c:1323
vfs_get_tree+0x89/0x2f0 fs/super.c:1530
do_new_mount fs/namespace.c:3040 [inline]
path_mount+0x1326/0x1e20 fs/namespace.c:3370
do_mount fs/namespace.c:3383 [inline]
__do_sys_mount fs/namespace.c:3591 [inline]
__se_sys_mount fs/namespace.c:3568 [inline]
__x64_sys_mount+0x27f/0x300 fs/namespace.c:3568
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb0bae65a5a
RSP: 002b:00007ffd7e250f58 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0bae65a5a
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ffd7e250f70
RBP: 00007ffd7e250f70 R08: 00007ffd7e250fb0 R09: 00007ffd7e250fb0
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004
R13: 00007ffd7e250fb0 R14: 000000000000010e R15: 0000000020001b50
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/13:
#0: ffffffff8bf88b70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/14:
#0: ffffffff8bf88870 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8bf896c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6492
2 locks held by getty/3285:
#0: ffff8880261b9098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc90002d162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef0/0x13e0 drivers/tty/n_tty.c:2177
1 lock held by syz-executor146/5395:
#0: ffff88801cd1c0e0 (&type->s_umount_key#41/1){+.+.}-{3:3}, at: alloc_super+0x22e/0xb60 fs/super.c:228
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.0.0-syzkaller-00372-ga5088ee7251e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x46/0x14f lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x206/0x250 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline]
watchdog+0xc18/0xf50 kernel/hung_task.c:369
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 12 Comm: kworker/u4:1 Not tainted 6.0.0-syzkaller-00372-ga5088ee7251e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:lookup_chain_cache kernel/locking/lockdep.c:3719 [inline]
RIP: 0010:lookup_chain_cache_add kernel/locking/lockdep.c:3742 [inline]
RIP: 0010:validate_chain kernel/locking/lockdep.c:3797 [inline]
RIP: 0010:__lock_acquire+0x168f/0x56d0 kernel/locking/lockdep.c:5053
Code: 40 79 8e 90 e8 52 55 69 00 48 0f a3 1d 9a 4f 2f 0f 48 bd eb 83 b5 80 46 86 c8 61 0f 92 c0 48 0f af 6c 24 08 48 c1 ed 2f 84 c0 <48> 8d 1c ed a0 f8 7c 90 48 89 5c 24 10 0f 84 b3 03 00 00 48 8d 14
RSP: 0018:ffffc90000117758 EFLAGS: 00000002
RAX: 0000000000000001 RBX: 0000000000000094 RCX: ffffffff815f299e
RDX: fffffbfff211cf2b RSI: 0000000000000008 RDI: ffffffff908e7950
RBP: 000000000001183f R08: 0000000000000000 R09: ffffffff908e7957
R10: fffffbfff211cf2a R11: 0000000000000000 R12: ffff888011a6e3c0
R13: ffff888011a6d880 R14: ffff888011a6e2f8 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561d1abd7680 CR3: 000000000bc8e000 CR4: 0000000000350ef0
Call Trace:
lock_acquire kernel/locking/lockdep.c:5666 [inline]
lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:349 [inline]
__get_locked_pte+0x154/0x270 mm/memory.c:1838
get_locked_pte include/linux/mm.h:2089 [inline]
__text_poke+0x1b3/0x8e0 arch/x86/kernel/alternative.c:1123
text_poke arch/x86/kernel/alternative.c:1208 [inline]
text_poke_bp_batch+0x142/0x6b0 arch/x86/kernel/alternative.c:1490
text_poke_flush arch/x86/kernel/alternative.c:1661 [inline]
text_poke_flush arch/x86/kernel/alternative.c:1658 [inline]
text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1668
arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:146
jump_label_update+0x32f/0x410 kernel/jump_label.c:801
static_key_disable_cpuslocked+0x152/0x1b0 kernel/jump_label.c:207
static_key_disable+0x16/0x20 kernel/jump_label.c:215
toggle_allocation_gate mm/kfence/core.c:825 [inline]
toggle_allocation_gate+0x183/0x390 mm/kfence/core.c:803
process_one_work+0x991/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306