INFO: task udevd:31883 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:udevd           state:D stack:26664 pid:31883 tgid:31883 ppid:5058   task_flags:0x400140 flags:0x00080802
Call Trace:
 <TASK>
 __schedule+0x17d9/0x56c0
 schedule+0x164/0x2b0
 io_schedule+0x7f/0xd0
 folio_wait_bit_common+0x836/0xbc0
 do_read_cache_folio+0x1ac/0x590
 read_part_sector+0xb6/0x2b0
 adfspart_check_POWERTEC+0x9a/0x7a0
 bdev_disk_changed+0x851/0x17a0
 blkdev_get_whole+0x372/0x510
 bdev_open+0x324/0xd70
 blkdev_open+0x461/0x600
 do_dentry_open+0x816/0x1380
 vfs_open+0x3b/0x340
 path_openat+0x2e44/0x3830
 do_file_open+0x23e/0x4a0
 do_sys_openat2+0x115/0x200
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6a62f169a4
RSP: 002b:00007ffdd96b8650 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000562ebb0af780 RCX: 00007f6a62f169a4
RDX: 00000000000a0800 RSI: 0000562ebb0902c0 RDI: 00000000ffffff9c
RBP: 0000562ebb0902c0 R08: 0000000000000001 R09: 3fffffffffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 0000562ebb0a0aa0 R14: 0000000000000001 R15: 0000562ebb08f910
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8e959c20 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/5439:
 #0: ffff88817551b0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc900034762e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45a/0x1360
1 lock held by udevd/31883:
 #0: ffff88816851b350 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xde/0xd70
1 lock held by dhcpcd-run-hook/20167:

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

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 34 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/0x380
 sys_info+0x135/0x170
 watchdog+0xfd7/0x1030
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 20170 Comm: cmp 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+0x90/0x2c0
Code: 03 48 bb 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
RSP: 0018:ffffc90003ddf788 EFLAGS: 00000206
RAX: ffffc90003ddf801 RBX: e00006dfff8440ef RCX: ffffffff8bacc081
RDX: 0000000000000001 RSI: 0000000000000018 RDI: ffffc90003ddf870
RBP: 0000000000000000 R08: ffffc90003ddf887 R09: 1ffff920007bbf10
R10: dffffc0000000000 R11: fffff520007bbf0e R12: 0000000000000003
R13: dffffc0000000000 R14: fffff520007bbf11 R15: 1ffff920007bbf0e
FS:  00007f56d2c4d380(0000) GS:ffff8882a9226000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fddab1560d0 CR3: 00000001bdda6000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 __asan_memset+0x22/0x50
 mt_find+0x111/0x630
 find_extend_vma_locked+0x102/0x250
 create_elf_tables+0x1022/0x1550
 load_elf_binary+0x1d8c/0x2950
 bprm_execve+0x9c7/0x1630
 do_execveat_common+0x4f4/0x670
 __x64_sys_execve+0x97/0xc0
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f56d2d87ef7
Code: Unable to access opcode bytes at 0x7f56d2d87ecd.
RSP: 002b:00007fffab761bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 000055fc40f42020 RCX: 00007f56d2d87ef7
RDX: 000055fc40f42048 RSI: 000055fc40f42020 RDI: 000055fc40f420d0
RBP: 000055fc40f420d0 R08: fefefefefefefeff R09: fefefefeff6f6c62
R10: 00000000d2d62b01 R11: 0000000000000246 R12: 000055fc40f42048
R13: 00007f56d2f35904 R14: 000055fc40f42048 R15: 0000000000000000
 </TASK>
