INFO: task syz-executor.2:29270 blocked for more than 143 seconds.
      Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:26864 pid:29270 tgid:29268 ppid:5082   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5400 [inline]
 __schedule+0x177f/0x4960 kernel/sched/core.c:6727
 __schedule_loop kernel/sched/core.c:6802 [inline]
 schedule+0x149/0x260 kernel/sched/core.c:6817
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6874
 rwsem_down_write_slowpath+0xeea/0x13b0 kernel/locking/rwsem.c:1178
 __down_write_common+0x1aa/0x200 kernel/locking/rwsem.c:1306
 filemap_invalidate_lock include/linux/fs.h:847 [inline]
 blk_ioctl_zeroout block/ioctl.c:187 [inline]
 blkdev_common_ioctl+0x1708/0x2850 block/ioctl.c:516
 blkdev_ioctl+0x520/0x730 block/ioctl.c:630
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:871 [inline]
 __se_sys_ioctl+0xf8/0x170 fs/ioctl.c:857
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fcc7167cda9
RSP: 002b:00007fcc709ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fcc717abf80 RCX: 00007fcc7167cda9
RDX: 0000000020000000 RSI: 000000000000127f RDI: 0000000000000005
RBP: 00007fcc716c947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fcc717abf80 R15: 00007ffdc3072708
 </TASK>
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <TASK>
 __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+0x198/0x310 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
 watchdog+0xfaf/0xff0 kernel/hung_task.c:379
 kthread+0x2d3/0x370 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 2217 Comm: syz-executor.1 Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
RIP: 0010:__mod_node_page_state+0xb2/0x160 mm/vmstat.c:395
Code: 8b 05 42 39 35 7e 85 c0 75 19 65 8b 05 bf 68 36 7e a9 ff ff ff 7f 75 0b 65 8b 05 e1 35 35 7e 85 c0 75 74 48 c7 c7 60 d2 73 8b <e8> d9 84 56 09 65 42 8a 44 33 01 48 0f be c0 49 01 c5 48 c7 c7 60
RSP: 0018:ffffc90015efe1e0 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 0000000000042608 RCX: dffffc0000000000
RDX: 0000000000000001 RSI: 0000000000000002 RDI: ffffffff8b73d260
RBP: dffffc0000000000 R08: ffffffff81caadeb R09: 1ffffd400046bc08
R10: dffffc0000000000 R11: fffff9400046bc09 R12: ffff88813fffa000
R13: 0000000000000001 R14: 0000000000000002 R15: 0000000000000002
FS:  00007f22ce6d76c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9fe1178198 CR3: 000000002d8a7000 CR4: 00000000003526f0
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 __mod_lruvec_state+0x48/0x70 mm/memcontrol.c:887
 __update_lru_size include/linux/mm_inline.h:47 [inline]
 update_lru_size include/linux/mm_inline.h:56 [inline]
 lruvec_add_folio include/linux/mm_inline.h:326 [inline]
 move_folios_to_lru+0x8dc/0x2370 mm/vmscan.c:1839
 shrink_inactive_list mm/vmscan.c:1917 [inline]
 shrink_list mm/vmscan.c:2155 [inline]
 shrink_lruvec+0x16fe/0x2d40 mm/vmscan.c:5681
 shrink_node_memcgs mm/vmscan.c:5867 [inline]
 shrink_node+0x1191/0x28e0 mm/vmscan.c:5902
 shrink_zones mm/vmscan.c:6141 [inline]
 do_try_to_free_pages+0x717/0x19e0 mm/vmscan.c:6203
 try_to_free_mem_cgroup_pages+0x455/0xa70 mm/vmscan.c:6518
 try_charge_memcg+0x6d8/0x18a0 mm/memcontrol.c:2762
 try_charge mm/memcontrol.c:2904 [inline]
 charge_memcg+0xa2/0x160 mm/memcontrol.c:7241
 __mem_cgroup_charge+0x27/0x80 mm/memcontrol.c:7256
 mem_cgroup_charge include/linux/memcontrol.h:690 [inline]
 __filemap_add_folio+0x401/0x1ad0 mm/filemap.c:855
 filemap_add_folio+0x11e/0x570 mm/filemap.c:938
 page_cache_ra_unbounded+0x210/0x7c0 mm/readahead.c:250
 do_sync_mmap_readahead+0x444/0x850
 filemap_fault+0x7c6/0x1670 mm/filemap.c:3243
 __do_fault+0x131/0x450 mm/memory.c:4376
 do_cow_fault mm/memory.c:4768 [inline]
 do_fault mm/memory.c:4870 [inline]
 do_pte_missing mm/memory.c:3745 [inline]
 handle_pte_fault mm/memory.c:5144 [inline]
 __handle_mm_fault+0x21f2/0x72b0 mm/memory.c:5285
 handle_mm_fault+0x27e/0x770 mm/memory.c:5450
 do_user_addr_fault arch/x86/mm/fault.c:1415 [inline]
 handle_page_fault arch/x86/mm/fault.c:1507 [inline]
 exc_page_fault+0x2ad/0x870 arch/x86/mm/fault.c:1563
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0010:rep_movs_alternative+0x4a/0x70 arch/x86/lib/copy_user_64.S:71
Code: 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 <f3> a4 c3 48 89 c8 48 c1 e9 03 83 e0 07 f3 48 a5 89 c1 85 c9 75 b3
RSP: 0018:ffffc90015effad0 EFLAGS: 00050246
RAX: ffffffff848aaa01 RBX: 0000000020006c00 RCX: 0000000000000040
RDX: 0000000000000000 RSI: ffffc90015effb60 RDI: 0000000020006bc0
RBP: ffffc90015effc10 R08: ffffc90015effb9f R09: 1ffff92002bdff73
R10: dffffc0000000000 R11: fffff52002bdff74 R12: 0000000000000040
R13: 0000000000005140 R14: 0000000020006bc0 R15: ffffc90015effb60
 copy_user_generic arch/x86/include/asm/uaccess_64.h:112 [inline]
 raw_copy_to_user arch/x86/include/asm/uaccess_64.h:133 [inline]
 _copy_to_user+0x86/0xa0 lib/usercopy.c:41
 copy_to_user include/linux/uaccess.h:191 [inline]
 rng_dev_read+0x3a2/0x6b0 drivers/char/hw_random/core.c:265
 do_loop_readv_writev fs/read_write.c:761 [inline]
 vfs_readv+0x682/0xa40 fs/read_write.c:934
 do_preadv fs/read_write.c:1049 [inline]
 __do_sys_preadv fs/read_write.c:1099 [inline]
 __se_sys_preadv fs/read_write.c:1094 [inline]
 __x64_sys_preadv+0x1c7/0x2c0 fs/read_write.c:1094
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f22cd87cda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f22ce6d70c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000127
RAX: ffffffffffffffda RBX: 00007f22cd9abf80 RCX: 00007f22cd87cda9
RDX: 0000000000000001 RSI: 0000000020001880 RDI: 0000000000000003
RBP: 00007f22cd8c947a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f22cd9abf80 R15: 00007ffe7ee518f8
 </TASK>