INFO: task udevd:13223 blocked for more than 143 seconds.
      Not tainted 6.16.0-rc6-syzkaller-00135-gcf074eca0065 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd           state:D stack:21928 pid:13223 tgid:13223 ppid:1      task_flags:0x400140 flags:0x00004006
Call Trace:
 <TASK>
 __schedule+0x16f5/0x4d00
 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+0xdf3/0x1970
 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: 0033:0x7fccdbd169a4
RSP: 002b:00007ffc85e117b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055e63ec7ef40 RCX: 00007fccdbd169a4
RDX: 00000000000a0800 RSI: 000055e63ec60560 RDI: 00000000ffffff9c
RBP: 000055e63ec60560 R08: 0000000000000001 R09: 7fffffffffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 000055e63ec6ad50 R14: 0000000000000001 R15: 000055e63ec5f910
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8e13f0e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/5655:
 #0: ffff888023b710a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc900029062f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
1 lock held by udevd/13223:
 #0: ffff88801abbe358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30

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

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 34 Comm: khungtaskd Not tainted 6.16.0-rc6-syzkaller-00135-gcf074eca0065 #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+0xfee/0x1030
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 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: 4513 Comm: syz.2.9682 Not tainted 6.16.0-rc6-syzkaller-00135-gcf074eca0065 #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:__rcu_read_unlock+0x0/0xe0
Code: 89 d9 80 e1 07 80 c1 03 38 c1 7c dc 48 89 df e8 f6 57 7a 00 eb d2 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 41 57 41 56 41 55 41 54 53 49 bf 00 00 00 00 00 fc ff
RSP: 0018:ffffc90007777210 EFLAGS: 00000282
RAX: 5a0489622204d000 RBX: ffffffff90391b01 RCX: 5a0489622204d000
RDX: 0000000000000000 RSI: ffffffff8db83ab3 RDI: ffffffff8be28c00
RBP: dffffc0000000000 R08: ffffc90007777d30 R09: 0000000000000000
R10: ffffc90007777338 R11: fffff52000eeee69 R12: ffffc90007777d40
R13: ffffc90007770000 R14: ffffc900077772e8 R15: ffffffff8172aae5
FS:  00007f613a9356c0(0000) GS:ffff8881a3c23000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa7d4b82ab8 CR3: 000000010fbc8000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 unwind_next_frame+0x19ae/0x2390
 arch_stack_walk+0x11c/0x150
 stack_trace_save+0x9c/0xe0
 save_stack+0xf5/0x1f0
 __set_page_owner+0x8d/0x4a0
 post_alloc_hook+0x240/0x2a0
 get_page_from_freelist+0x21e4/0x22c0
 __alloc_frozen_pages_noprof+0x181/0x370
 alloc_pages_mpol+0x232/0x4a0
 alloc_pages_noprof+0xa9/0x190
 __vmalloc_node_range_noprof+0x97d/0x12f0
 bpf_map_area_alloc+0x12d/0x180
 bloom_map_alloc+0x22f/0x470
 map_create+0xaa3/0x1310
 __sys_bpf+0x67e/0x860
 __x64_sys_bpf+0x7c/0x90
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6139b8e9a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f613a935038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f6139db5fa0 RCX: 00007f6139b8e9a9
RDX: 0000000000000050 RSI: 0000200000000640 RDI: 0000000000000000
RBP: 00007f6139c10d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6139db5fa0 R15: 00007ffd2aac1d18
 </TASK>
