INFO: task syz.2.301:8106 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.301       state:D stack:24472 pid:8106  tgid:8080  ppid:7853   task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x1821/0x5740
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 rwsem_down_read_slowpath+0x6d9/0x940
 down_read+0x99/0x2e0
 super_lock+0x2d6/0x3d0
 bdev_super_lock+0x1db/0x370
 fs_bdev_sync+0x17/0x50
 blkdev_common_ioctl+0x12e1/0x3240
 blkdev_ioctl+0x528/0x740
 __se_sys_ioctl+0xfc/0x170
 do_syscall_64+0x15f/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6d72d9cdd9
RSP: 002b:00007f6d73c69028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f6d73016090 RCX: 00007f6d72d9cdd9
RDX: 0000000000000000 RSI: 0000000000001261 RDI: 0000000000000007
RBP: 00007f6d72e32d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6d73016128 R14: 00007f6d73016090 R15: 00007fffb3ff0078
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/33:
 #0: ffffffff8e95cd60 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/5440:
 #0: ffff888175d0d0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc900034732e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13a0
3 locks held by syz-executor/5616:
2 locks held by syz-executor/5617:
2 locks held by syz-executor/6230:
2 locks held by syz-executor/6475:
2 locks held by syz-executor/7424:
2 locks held by syz-executor/7510:
2 locks held by syz-executor/7599:
1 lock held by syz.2.301/8106:
 #0: ffff888164ac40d8 (&type->s_umount_key#56){++++}-{4:4}, at: super_lock+0x2d6/0x3d0
2 locks held by syz-executor/8209:
1 lock held by syz.7.491/9585:
 #0: ffff88816d52a0d8 (&type->s_umount_key#56){++++}-{4:4}, at: super_lock+0x2d6/0x3d0
1 lock held by syz.1.494/9601:
 #0: ffff8881b9f380d8 (&type->s_umount_key#56){++++}-{4:4}, at: super_lock+0x289/0x3d0
8 locks held by syz-executor/9691:
 #0: ffff888165f44410 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x227/0xb90
 #1: ffff88816a9f2c80 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x1de/0x540
 #2: ffff88810ae53b48 (kn->active#48){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x231/0x540
 #3: ffffffff8f64f3a0 (nsim_bus_dev_list_lock){+.+.}-{4:4}, at: del_device_store+0xd7/0x370
 #4: ffff888173137128 (&dev->mutex){....}-{4:4}, at: device_release_driver_internal+0xb6/0x870
 #5: ffff888174d93258 (&devlink->lock_key#13){+.+.}-{4:4}, at: nsim_drv_remove+0x50/0x170
 #6: ffffffff8fdcff00 (rtnl_mutex){+.+.}-{4:4}, at: nsim_destroy+0x16b/0x7f0
 #7: ffffffff8e963068 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x38d/0x770
1 lock held by syz-executor/9698:
 #0: ffffffff8fdcff00 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0x1bb0

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

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 33 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150
 nmi_cpu_backtrace+0x274/0x2d0
 nmi_trigger_cpumask_backtrace+0x17a/0x300
 sys_info+0x135/0x170
 watchdog+0xfd3/0x1030
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 7424 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:kasan_check_range+0x93/0x2c0
Code: 01 00 00 00 00 fc ff df 4d 8d 34 19 4d 89 f4 4d 29 dc 49 83 fc 10 7f 29 4d 85 e4 0f 84 3d 01 00 00 4c 89 cb 48 f7 d3 4c 01 fb <41> 80 3b 00 0f 85 9e 01 00 00 49 ff c3 48 ff c3 75 ee e9 1d 01 00
RSP: 0018:ffffc900083b74e8 EFLAGS: 00000286
RAX: 0000000000000001 RBX: ffffffffffffffff RCX: ffffffff8202dca7
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffea0006f12474
RBP: ffffc900083b7618 R08: ffffea0006f12477 R09: 1ffffd4000de248e
R10: dffffc0000000000 R11: fffff94000de248e R12: 0000000000000001
R13: dffffc0000000000 R14: fffff94000de248f R15: 1ffffd4000de248e
FS:  00005555743a8500(0000) GS:ffff88818dc8d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5727aff000 CR3: 0000000022642000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 filemap_get_entry+0x1e7/0x3f0
 __filemap_get_folio_mpol+0x6d/0xb00
 __get_node_folio+0x20e/0xdd0
 f2fs_update_inode_page+0x83/0x2e0
 f2fs_write_checkpoint+0xbee/0x26a0
 kill_f2fs_super+0x314/0x730
 deactivate_locked_super+0xbc/0x130
 cleanup_mnt+0x437/0x4d0
 task_work_run+0x1d9/0x270
 exit_to_user_mode_loop+0xf3/0x4d0
 do_syscall_64+0x33e/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f81b819e017
Code: a2 c7 05 dc 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffe0e758ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f81b8232120 RCX: 00007f81b819e017
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe0e758fa0
RBP: 00007ffe0e758fa0 R08: 00007ffe0e759fa0 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe0e75a030
R13: 00007f81b8232120 R14: 0000000000022a2c R15: 00007ffe0e75a070
 </TASK>
