INFO: task syz.4.1064:17638 blocked in I/O wait for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.1064      state:D stack:24824 pid:17638 tgid:17638 ppid:16174  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x1681/0x54c0 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0x164/0x360 kernel/sched/core.c:7282
 io_schedule+0x80/0xe0 kernel/sched/core.c:8109
 folio_wait_bit_common+0x6dd/0xbc0 mm/filemap.c:1323
 __folio_lock mm/filemap.c:1704 [inline]
 folio_lock include/linux/pagemap.h:1159 [inline]
 filemap_page_mkwrite+0x302/0x600 mm/filemap.c:3964
 do_page_mkwrite+0x150/0x310 mm/memory.c:3668
 wp_page_shared mm/memory.c:4069 [inline]
 do_wp_page+0x1f42/0x3d90 mm/memory.c:4288
 handle_pte_fault mm/memory.c:6427 [inline]
 __handle_mm_fault mm/memory.c:6549 [inline]
 handle_mm_fault+0x9f5/0x13c0 mm/memory.c:6718
 do_user_addr_fault+0xa73/0x1340 arch/x86/mm/fault.c:1334
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1527
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f209123b6ab
RSP: 002b:00007fff7302d958 EFLAGS: 00010202
RAX: 0000200000000000 RBX: 0000000000000004 RCX: 0000000000347478
RDX: 0000000000000005 RSI: 0000000034747865 RDI: 0000200000000000
RBP: fffffffffffffffe R08: 0000001b2ed20000 R09: 0000000000000001
R10: 7ffffffffffffffa R11: 0000000000000009 R12: 00007fff7302da80
R13: 00007f20914e618c R14: 000000000015b907 R15: 00007fff7302da60
 </TASK>
INFO: task syz.4.1064:17640 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.1064      state:D stack:24536 pid:17640 tgid:17638 ppid:16174  task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x1681/0x54c0 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7563
 rt_mutex_slowlock_block+0x508/0x680 kernel/locking/rtmutex.c:1659
 __rt_mutex_slowlock kernel/locking/rtmutex.c:1736 [inline]
 __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1776 [inline]
 rt_mutex_slowlock+0x2dc/0x780 kernel/locking/rtmutex.c:1816
 __rt_mutex_lock kernel/locking/rtmutex.c:1831 [inline]
 __mutex_lock_common kernel/locking/rtmutex_api.c:535 [inline]
 mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:553
 ni_lock fs/ntfs3/ntfs_fs.h:1215 [inline]
 ntfs_resident_writepage fs/ntfs3/inode.c:1005 [inline]
 ntfs_writepages+0x3a1/0x5e0 fs/ntfs3/inode.c:1038
 do_writepages+0x32e/0x550 mm/page-writeback.c:2575
 filemap_writeback mm/filemap.c:387 [inline]
 filemap_fdatawrite_range mm/filemap.c:412 [inline]
 file_write_and_wait_range+0x374/0x440 mm/filemap.c:786
 ntfs_file_fsync+0xfc/0x260 fs/ntfs3/file.c:1494
 generic_write_sync+0x1b5/0x2a0 include/linux/fs.h:2661
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x629/0xba0 fs/read_write.c:688
 ksys_write+0x156/0x270 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f209126c819
RSP: 002b:00007f208f4c6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f20914e5fa0 RCX: 00007f209126c819
RDX: 0000000000000009 RSI: 0000200000000040 RDI: 0000000000000005
RBP: 00007f2091302c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f20914e6038 R14: 00007f20914e5fa0 R15: 00007fff7302d7f8
 </TASK>
INFO: task syz.4.1064:17651 blocked in I/O wait for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.1064      state:D stack:27232 pid:17651 tgid:17638 ppid:16174  task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x1681/0x54c0 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 schedule+0x164/0x360 kernel/sched/core.c:7282
 io_schedule+0x80/0xe0 kernel/sched/core.c:8109
 folio_wait_bit_common+0x6dd/0xbc0 mm/filemap.c:1323
 __folio_lock mm/filemap.c:1704 [inline]
 folio_lock include/linux/pagemap.h:1159 [inline]
 __filemap_get_folio_mpol+0x16d/0xa50 mm/filemap.c:1959
 __filemap_get_folio include/linux/pagemap.h:763 [inline]
 attr_make_nonresident+0x87e/0xbc0 fs/ntfs3/attrib.c:322
 attr_set_size_res fs/ntfs3/attrib.c:401 [inline]
 attr_set_size_ex+0x20db/0x2e50 fs/ntfs3/attrib.c:466
 attr_set_size fs/ntfs3/ntfs_fs.h:466 [inline]
 ntfs_set_size+0x169/0x240 fs/ntfs3/inode.c:694
 ntfs_extend+0x13e/0x540 fs/ntfs3/file.c:370
 ntfs_setattr+0x2eb/0x9a0 fs/ntfs3/file.c:753
 notify_change+0xc18/0xf60 fs/attr.c:556
 do_truncate+0x1c2/0x250 fs/open.c:68
 vfs_truncate+0x4b7/0x540 fs/open.c:118
 ksys_truncate+0xf3/0x1c0 fs/open.c:142
 __do_sys_truncate fs/open.c:154 [inline]
 __se_sys_truncate fs/open.c:152 [inline]
 __x64_sys_truncate+0x5b/0x70 fs/open.c:152
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f209126c819
RSP: 002b:00007f208f4a5028 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007f20914e6090 RCX: 00007f209126c819
RDX: 0000000000000000 RSI: 0000000000041bdc RDI: 0000200000000040
RBP: 00007f2091302c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f20914e6128 R14: 00007f20914e6090 R15: 00007fff7302d7f8
 </TASK>
INFO: task syz.4.1064:17652 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.1064      state:D stack:26680 pid:17652 tgid:17638 ppid:16174  task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5387 [inline]
 __schedule+0x1681/0x54c0 kernel/sched/core.c:7188
 __schedule_loop kernel/sched/core.c:7267 [inline]
 rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7563
 rt_mutex_slowlock_block kernel/locking/rtmutex.c:1659 [inline]
 __rt_mutex_slowlock kernel/locking/rtmutex.c:1736 [inline]
 __rt_mutex_slowlock_locked+0x1f8f/0x25c0 kernel/locking/rtmutex.c:1776
 rt_mutex_slowlock+0xbd/0x170 kernel/locking/rtmutex.c:1816
 __rt_mutex_lock kernel/locking/rtmutex.c:1831 [inline]
 rwbase_write_lock+0x14d/0x730 kernel/locking/rwbase_rt.c:245
 inode_lock include/linux/fs.h:1029 [inline]
 process_measurement+0x457/0x1c90 security/integrity/ima/ima_main.c:300
 ima_file_check+0xe1/0x130 security/integrity/ima/ima_main.c:685
 security_file_post_open+0xb3/0x260 security/security.c:2755
 do_open fs/namei.c:4701 [inline]
 path_openat+0x2e88/0x38a0 fs/namei.c:4858
 do_file_open+0x23e/0x4a0 fs/namei.c:4887
 do_sys_openat2+0x113/0x200 fs/open.c:1364
 do_sys_open fs/open.c:1370 [inline]
 __do_sys_openat fs/open.c:1386 [inline]
 __se_sys_openat fs/open.c:1381 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1381
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f209126c819
RSP: 002b:00007f208f484028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f20914e6180 RCX: 00007f209126c819
RDX: 0000000000000042 RSI: 0000200000000080 RDI: ffffffffffffff9c
RBP: 00007f2091302c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f20914e6218 R14: 00007f20914e6180 R15: 00007fff7302d7f8
 </TASK>

Showing all locks held in the system:
4 locks held by kworker/u8:1/13:
 #0: ffff88801b2a8938 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3277 [inline]
 #0: ffff88801b2a8938 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0xa35/0x1860 kernel/workqueue.c:3385
 #1: ffffc90000127c40 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3278 [inline]
 #1: ffffc90000127c40 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0xa70/0x1860 kernel/workqueue.c:3385
 #2: ffffffff8f359180 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xf4/0x800 net/core/net_namespace.c:673
 #3: ffff888029489838 (&wg->device_update_lock){+.+.}-{4:4}, at: wg_destruct+0x116/0x310 drivers/net/wireguard/device.c:249
1 lock held by khungtaskd/38:
 #0: ffffffff8dfc80c0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:300 [inline]
 #0: ffffffff8dfc80c0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:838 [inline]
 #0: ffffffff8dfc80c0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6775
3 locks held by kworker/1:2/814:
 #0: ffff88801a04b938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3277 [inline]
 #0: ffff88801a04b938 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0xa35/0x1860 kernel/workqueue.c:3385
 #1: ffffc900056f7c40 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3278 [inline]
 #1: ffffc900056f7c40 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_scheduled_works+0xa70/0x1860 kernel/workqueue.c:3385
 #2: ffff88801a7df260 (&data->fib_lock){+.+.}-{4:4}, at: nsim_fib_event_work+0x222/0x3e0 drivers/net/netdevsim/fib.c:1490
3 locks held by kworker/u8:19/3083:
 #0: ffff88801eeaf138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3277 [inline]
 #0: ffff88801eeaf138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0xa35/0x1860 kernel/workqueue.c:3385
 #1: ffffc9000ea07c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3278 [inline]
 #1: ffffc9000ea07c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0xa70/0x1860 kernel/workqueue.c:3385
 #2: ffff8880374a40d0 (&type->s_umount_key#99){++++}-{4:4}, at: super_trylock_shared+0x20/0xf0 fs/super.c:565
2 locks held by getty/5560:
 #0: ffff8880375140a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
 #1: ffffc90003cbe2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x462/0x13a0 drivers/tty/n_tty.c:2211
2 locks held by syz.4.1064/17638:
 #0: ffff8880654ca088 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x1d1/0x500 mm/mmap_lock.c:310
 #1: ffff8880374a45f8 (sb_pagefaults#3){.+.+}-{0:0}, at: do_page_mkwrite+0x150/0x310 mm/memory.c:3668
3 locks held by syz.4.1064/17640:
 #0: ffff888040ec9d28 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x252/0x320 fs/file.c:1261
 #1: ffff8880374a4480 (sb_writers#22){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2731 [inline]
 #1: ffff8880374a4480 (sb_writers#22){.+.+}-{0:0}, at: vfs_write+0x22d/0xba0 fs/read_write.c:684
 #2: ffff88805c140890 (&ni->ni_lock#2/5){+.+.}-{4:4}, at: ni_lock fs/ntfs3/ntfs_fs.h:1215 [inline]
 #2: ffff88805c140890 (&ni->ni_lock#2/5){+.+.}-{4:4}, at: ntfs_resident_writepage fs/ntfs3/inode.c:1005 [inline]
 #2: ffff88805c140890 (&ni->ni_lock#2/5){+.+.}-{4:4}, at: ntfs_writepages+0x3a1/0x5e0 fs/ntfs3/inode.c:1038
4 locks held by syz.4.1064/17651:
 #0: ffff8880374a4480 (sb_writers#22){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:493
 #1: ffff88805c140b50 (&sb->s_type->i_mutex_key#37){++++}-{4:4}, at: inode_lock_killable include/linux/fs.h:1034 [inline]
 #1: ffff88805c140b50 (&sb->s_type->i_mutex_key#37){++++}-{4:4}, at: do_truncate+0x18f/0x250 fs/open.c:63
 #2: ffff88805c140890 (&ni->ni_lock#2/5){+.+.}-{4:4}, at: ni_lock fs/ntfs3/ntfs_fs.h:1215 [inline]
 #2: ffff88805c140890 (&ni->ni_lock#2/5){+.+.}-{4:4}, at: ntfs_set_size+0x134/0x240 fs/ntfs3/inode.c:691
 #3: ffff88805c140930 (&ni->file.run_lock#3){++++}-{4:4}, at: ntfs_set_size+0x143/0x240 fs/ntfs3/inode.c:692
1 lock held by syz.4.1064/17652:
 #0: ffff88805c140b50 (&sb->s_type->i_mutex_key#37){++++}-{4:4}, at: inode_lock include/linux/fs.h:1029 [inline]
 #0: ffff88805c140b50 (&sb->s_type->i_mutex_key#37){++++}-{4:4}, at: process_measurement+0x457/0x1c90 security/integrity/ima/ima_main.c:300
7 locks held by syz-executor/18748:
3 locks held by syz-executor/18798:
1 lock held by syz-executor/18848:
3 locks held by syz.0.1211/18939:
3 locks held by dhcpcd-run-hook/18943:

=============================================

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 nmi_cpu_backtrace+0x274/0x2d0 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x17a/0x300 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
 __sys_info lib/sys_info.c:157 [inline]
 sys_info+0x135/0x170 lib/sys_info.c:165
 check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline]
 watchdog+0xfd3/0x1030 kernel/hung_task.c:561
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 18748 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:__bfs kernel/locking/lockdep.c:1815 [inline]
RIP: 0010:__bfs_backwards kernel/locking/lockdep.c:1860 [inline]
RIP: 0010:check_irq_usage kernel/locking/lockdep.c:2796 [inline]
RIP: 0010:check_prev_add kernel/locking/lockdep.c:3169 [inline]
RIP: 0010:check_prevs_add kernel/locking/lockdep.c:3284 [inline]
RIP: 0010:validate_chain kernel/locking/lockdep.c:3908 [inline]
RIP: 0010:__lock_acquire+0x197b/0x2cf0 kernel/locking/lockdep.c:5237
Code: 13 25 ff 0f 00 00 39 05 3f af d8 11 73 06 89 05 37 af d8 11 48 8b 02 48 89 df 4c 39 e8 0f 84 2c fe ff ff 4c 89 60 30 48 8b 00 <4c> 39 e8 75 f4 48 89 df e9 18 fe ff ff 48 89 fb 48 c7 c7 d0 53 e9
RSP: 0018:ffffc90004036f20 EFLAGS: 00000006
RAX: ffffffff96101e98 RBX: 0000000000000145 RCX: 0000000000000006
RDX: ffffffff95fce0c8 RSI: ffff888039e6ac20 RDI: 0000000000000145
RBP: 7c177e9396e263a5 R08: ffffc90004036ee8 R09: 0000000000000020
R10: 0000000000000100 R11: ffffffff81a0d9a0 R12: ffffffff95fe0d58
R13: ffffffff931a80b8 R14: ffff888039e69ec0 R15: 0000000000000005
FS:  0000555574dc7500(0000) GS:ffff888126109000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000562a27a14048 CR3: 000000006b360000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 lock_acquire+0x106/0x350 kernel/locking/lockdep.c:5868
 seqcount_lockdep_reader_access+0x55/0x100 include/linux/seqlock.h:73
 ktime_get+0x45/0x220 kernel/time/timekeeping.c:965
 clockevents_program_event+0x290/0x5f0 kernel/time/clockevents.c:360
 hrtimer_start_range_ns+0x94a/0xef0 kernel/time/hrtimer.c:1492
 hrtimer_start include/linux/hrtimer.h:220 [inline]
 hrtick_cond_restart kernel/sched/core.c:924 [inline]
 hrtick_schedule_exit kernel/sched/core.c:986 [inline]
 finish_lock_switch kernel/sched/core.c:5123 [inline]
 finish_task_switch+0x3cd/0xbe0 kernel/sched/core.c:5242
 context_switch kernel/sched/core.c:5390 [inline]
 __schedule+0x1689/0x54c0 kernel/sched/core.c:7188
 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:7369
 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline]
 _raw_spin_unlock_irqrestore+0x74/0x80 kernel/locking/spinlock.c:198
 unlock_rt_mutex_safe kernel/locking/rtmutex.c:350 [inline]
 rt_mutex_slowunlock+0x4a7/0x8b0 kernel/locking/rtmutex.c:1463
 spin_unlock include/linux/spinlock_rt.h:109 [inline]
 xa_erase+0xc6/0xf0 lib/xarray.c:1671
 psp_dev_free net/psp/psp_main.c:106 [inline]
 psp_dev_put net/psp/psp.h:45 [inline]
 psp_dev_unregister+0x3de/0x4b0 net/psp/psp_main.c:145
 nsim_psp_uninit+0x55/0xb0 drivers/net/netdevsim/psp.c:215
 nsim_destroy+0x135/0x830 drivers/net/netdevsim/netdev.c:1183
 __nsim_dev_port_del+0x14f/0x200 drivers/net/netdevsim/dev.c:1547
 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1561 [inline]
 nsim_dev_reload_destroy+0x288/0x490 drivers/net/netdevsim/dev.c:1785
 nsim_drv_remove+0x58/0x160 drivers/net/netdevsim/dev.c:1800
 device_remove drivers/base/dd.c:619 [inline]
 __device_release_driver drivers/base/dd.c:1332 [inline]
 device_release_driver_internal+0x46f/0x870 drivers/base/dd.c:1355
 bus_remove_device+0x45a/0x570 drivers/base/bus.c:657
 device_del+0x52b/0x900 drivers/base/core.c:3880
 device_unregister+0x21/0xf0 drivers/base/core.c:3921
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:491 [inline]
 del_device_store+0x2b0/0x370 drivers/net/netdevsim/bus.c:244
 kernfs_fop_write_iter+0x3b0/0x540 fs/kernfs/file.c:352
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x629/0xba0 fs/read_write.c:688
 ksys_write+0x156/0x270 fs/read_write.c:740
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f44abeed04e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007ffe130b9758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000555574dc7500 RCX: 00007f44abeed04e
RDX: 0000000000000001 RSI: 00007ffe130b97e0 RDI: 0000000000000005
RBP: 00007f44abfc3514 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffe130b97e0 R14: 00007f44accd4620 R15: 0000000000000003
 </TASK>