INFO: task syz-executor.1:13403 blocked for more than 143 seconds.
Not tainted 6.0.0-rc7-syzkaller-00220-gffb4d94b4314 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:26688 pid:13403 ppid: 3643 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5182 [inline]
__schedule+0xadf/0x52b0 kernel/sched/core.c:6494
schedule+0xda/0x1b0 kernel/sched/core.c:6570
io_schedule+0xba/0x130 kernel/sched/core.c:8714
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: 0033:0x7fe08568bada
RSP: 002b:00007fe0868ddf88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007fe08568bada
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fe0868ddfe0
RBP: 00007fe0868de020 R08: 00007fe0868de020 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
R13: 0000000020000100 R14: 00007fe0868ddfe0 R15: 0000000020000140
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8bf85db0 (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/13:
#0: ffffffff8bf85ab0 (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: ffffffff8bf86900 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6492
2 locks held by getty/3287:
#0: ffff8880289fa098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc90001c282f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef0/0x13e0 drivers/tty/n_tty.c:2177
1 lock held by syz-executor.1/13403:
#0: ffff88802e7400e0 (&type->s_umount_key#84/1){+.+.}-{3:3}, at: alloc_super+0x22e/0xb60 fs/super.c:228
1 lock held by syz-executor.1/13991:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.0.0-rc7-syzkaller-00220-gffb4d94b4314 #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: 13991 Comm: syz-executor.1 Not tainted 6.0.0-rc7-syzkaller-00220-gffb4d94b4314 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:__kasan_check_read+0x0/0x10 mm/kasan/shadow.c:31
Code: 39 c7 73 0b 0f 0b 48 83 c4 60 5b 5d 41 5c c3 48 05 00 80 00 00 48 89 fb 48 39 c7 0f 82 cb 48 76 07 eb e1 cc cc cc cc cc cc cc <48> 8b 0c 24 89 f6 31 d2 e9 b3 fa ff ff 0f 1f 00 48 8b 0c 24 89 f6
RSP: 0018:ffffc900037af918 EFLAGS: 00000006
RAX: 0000000000000006 RBX: 0000000000000199 RCX: ffffffff815e4b26
RDX: 1ffff1100764d55b RSI: 0000000000000008 RDI: ffffffff908e1970
RBP: ffff88803b26aada R08: 0000000000000000 R09: ffffffff908e1977
R10: fffffbfff211c32e R11: 0000000000000000 R12: ffff88803b26aab8
R13: ffff88803b26a040 R14: 0000000000000000 R15: 0000000000000001
FS: 00007ff779763700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020e70000 CR3: 0000000034837000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
instrument_atomic_read include/linux/instrumented.h:71 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
hlock_class kernel/locking/lockdep.c:227 [inline]
__lock_acquire+0xbc3/0x56d0 kernel/locking/lockdep.c:5050
lock_acquire kernel/locking/lockdep.c:5666 [inline]
lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631
__might_fault mm/memory.c:5583 [inline]
__might_fault+0x104/0x170 mm/memory.c:5576
_copy_to_user+0x25/0x140 lib/usercopy.c:28
copy_to_user include/linux/uaccess.h:160 [inline]
msr_read+0x116/0x1d0 arch/x86/kernel/msr.c:70
do_loop_readv_writev fs/read_write.c:756 [inline]
do_loop_readv_writev fs/read_write.c:743 [inline]
do_iter_read+0x4f8/0x750 fs/read_write.c:798
vfs_readv+0xe5/0x150 fs/read_write.c:916
do_preadv fs/read_write.c:1008 [inline]
__do_sys_preadv fs/read_write.c:1058 [inline]
__se_sys_preadv fs/read_write.c:1053 [inline]
__x64_sys_preadv+0x22b/0x310 fs/read_write.c:1053
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: 0033:0x7ff77868a5a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff779763168 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007ff7787abf80 RCX: 00007ff77868a5a9
RDX: 0000000000000001 RSI: 0000000020001c40 RDI: 0000000000000003
RBP: 00007ff7786e5580 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffffa8722ff R14: 00007ff779763300 R15: 0000000000022000