INFO: task udevd:5861 blocked for more than 143 seconds.
      Not tainted 6.17.0-rc1-syzkaller-00108-g065c31f2c691-dirty #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd           state:D stack:21928 pid:5861  tgid:5861  ppid:5296   task_flags:0x400140 flags:0x00004006
Call Trace:
 <TASK>
 __schedule+0x1798/0x4cc0
 schedule+0x165/0x360
 io_schedule+0x80/0xd0
 folio_wait_bit_common+0x6b0/0xb90
 do_read_cache_folio+0x1aa/0x590
 read_part_sector+0xb6/0x2b0
 adfspart_check_POWERTEC+0x8c/0xf30
 bdev_disk_changed+0x75f/0x14b0
 blkdev_get_whole+0x380/0x510
 bdev_open+0x31e/0xd30
 blkdev_open+0x3a8/0x510
 do_dentry_open+0x953/0x13f0
 vfs_open+0x3b/0x340
 path_openat+0x2ee5/0x3830
 do_filp_open+0x1fa/0x410
 do_sys_openat2+0x121/0x1c0
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1e411169a4
RSP: 002b:00007ffffcae65f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000056513772aab0 RCX: 00007f1e411169a4
RDX: 00000000000a0800 RSI: 00005651377305f0 RDI: 00000000ffffff9c
RBP: 00005651377305f0 R08: 0000000000000001 R09: 7fffffffffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 0000565137727c00 R14: 0000000000000001 R15: 000056513770a910
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8e139ee0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/5676:
 #0: ffff88810fede0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc900029032f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
1 lock held by syz-executor/5853:
 #0: ffffffff8e13f978 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x3b9/0x730
1 lock held by udevd/5861:
 #0: ffff8880213ad358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30
2 locks held by syz.1.9023/26918:

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

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 34 Comm: khungtaskd Not tainted 6.17.0-rc1-syzkaller-00108-g065c31f2c691-dirty #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+0x189/0x250
 nmi_cpu_backtrace+0x39e/0x3d0
 nmi_trigger_cpumask_backtrace+0x17a/0x300
 watchdog+0xf93/0xfe0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 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: 26918 Comm: syz.1.9023 Not tainted 6.17.0-rc1-syzkaller-00108-g065c31f2c691-dirty #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:__sanitizer_cov_trace_switch+0x10e/0x130
Code: 9d 49 ff c6 4d 89 33 49 89 4c 1b 08 4d 89 54 1b 10 49 89 7c 1b 18 49 89 54 1b 20 eb 81 5b 41 5c 41 5e 41 5f e9 c3 79 bc 09 cc <b9> 05 00 00 00 48 85 c0 0f 85 4c ff ff ff c3 cc cc cc cc cc 66 66
RSP: 0018:ffffc9000315f2c8 EFLAGS: 00000246
RAX: 0000000000000003 RBX: ffffea0000aa62c0 RCX: 0000000000000003
RDX: 0000000000000000 RSI: ffffffff8e239760 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffff88801bccfbbb R09: 1ffff11003799f77
R10: dffffc0000000000 R11: ffffed1003799f78 R12: ffffea0000aa62c0
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffea0000aa62c0
FS:  00007f2a32ae36c0(0000) GS:ffff8880b861c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8a49687e20 CR3: 000000000df36000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 __folio_rmap_sanity_checks+0x1d4/0x7d0
 folio_remove_rmap_ptes+0x3b/0xaf0
 unmap_page_range+0x1f7f/0x4370
 unmap_vmas+0x399/0x580
 exit_mmap+0x248/0xb50
 __mmput+0x118/0x420
 exit_mm+0x1da/0x2c0
 do_exit+0x648/0x2300
 do_group_exit+0x21c/0x2d0
 get_signal+0x1286/0x1340
 arch_do_signal_or_restart+0x9a/0x750
 exit_to_user_mode_loop+0x75/0x110
 do_syscall_64+0x2bd/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2a31b8ebe9
Code: Unable to access opcode bytes at 0x7f2a31b8ebbf.
RSP: 002b:00007f2a32ae3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: 0000000000000000 RBX: 00007f2a31db5fa0 RCX: 00007f2a31b8ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000006a040000
RBP: 00007f2a31c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2a31db6038 R14: 00007f2a31db5fa0 R15: 00007ffc43944648
 </TASK>
