INFO: task syz.0.3014:17030 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.3014      state:D stack:14152 pid:17030 tgid:17029 ppid:16732  task_flags:0x400140 flags:0x00004006
Call Trace:
 <TASK>
 __schedule+0x1798/0x4cc0
 schedule+0x165/0x360
 schedule_timeout+0x9a/0x270
 __down_common+0x319/0x6a0
 down+0x80/0xd0
 bch2_run_recovery_passes+0x177/0x210
 bch2_fs_recovery+0x28c9/0x3a50
 bch2_fs_start+0xaaf/0xda0
 bch2_fs_get_tree+0xb39/0x1520
 vfs_get_tree+0x92/0x2b0
 do_new_mount+0x2a2/0x9e0
 __se_sys_mount+0x317/0x410
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb9c319038a
RSP: 002b:00007fb9c3feae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fb9c3feaef0 RCX: 00007fb9c319038a
RDX: 00002000000000c0 RSI: 0000200000000180 RDI: 00007fb9c3feaeb0
RBP: 00002000000000c0 R08: 00007fb9c3feaef0 R09: 0000000000810090
R10: 0000000000810090 R11: 0000000000000246 R12: 0000200000000180
R13: 00007fb9c3feaeb0 R14: 000000000000593a R15: 00002000000001c0
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8e139ea0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/5672:
 #0: ffff88802245f0a0 (&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
2 locks held by syz.6.3972/21192:

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

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+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 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 21002 Comm: udevd 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:__lock_acquire+0xa4f/0xd20
Code: e5 ff 90 0f 0b 90 90 90 31 c0 48 8b 3c 24 48 83 78 40 00 0f 84 8c 02 00 00 41 8b 46 20 25 ff 1f 00 00 48 0f a3 05 11 92 0a 12 <73> 10 48 69 c0 c8 00 00 00 48 8d 80 10 03 49 93 eb 40 83 3d 78 21
RSP: 0018:ffffc900035c7770 EFLAGS: 00000003
RAX: 0000000000000007 RBX: 0000000000000000 RCX: 00000000fe09d4ff
RDX: 00000000105209fd RSI: 000000005a44979c RDI: ffff8881082c9cc0
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff81aabc3d
R10: ffffc900035c7978 R11: ffffffff81ac40f0 R12: 0000000000004008
R13: ffff8881082ca7b0 R14: ffff8881082ca7b0 R15: 0ac0d5affe09d4ff
FS:  00007f02f6d9ec80(0000) GS:ffff8881a3c1c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc4a139f98 CR3: 0000000123890000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 lock_acquire+0x120/0x360
 is_module_text_address+0x39/0x1e0
 kernel_text_address+0x94/0xe0
 __kernel_text_address+0xd/0x40
 unwind_get_return_address+0x4d/0x90
 arch_stack_walk+0xfc/0x150
 stack_trace_save+0x9c/0xe0
 kasan_save_track+0x3e/0x80
 kasan_save_free_info+0x46/0x50
 __kasan_slab_free+0x5b/0x80
 kmem_cache_free+0x18f/0x400
 vfs_fstatat+0x122/0x170
 __x64_sys_newfstatat+0x116/0x190
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f02f71575f4
Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8
RSP: 002b:00007ffc4a13e118 EFLAGS: 00000202 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f02f71575f4
RDX: 00007ffc4a13e148 RSI: 00005640d03d5310 RDI: 00000000ffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 00005640d03e8840
R10: 0000000000000100 R11: 0000000000000202 R12: 0000000000006180
R13: 0000000000006180 R14: 00005640d03d5310 R15: 00005640d03f4780
 </TASK>
