INFO: task syz.2.135:6763 blocked for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.135       state:D stack:15112 pid:6763  tgid:6762  ppid:5852   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: 0033:0x7f3e42b9034a
RSP: 002b:00007f3e43abde68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f3e43abdef0 RCX: 00007f3e42b9034a
RDX: 000020000000f640 RSI: 000020000000f680 RDI: 00007f3e43abdeb0
RBP: 000020000000f640 R08: 00007f3e43abdef0 R09: 0000000000000085
R10: 0000000000000085 R11: 0000000000000246 R12: 000020000000f680
R13: 00007f3e43abdeb0 R14: 000000000000f634 R15: 00002000000000c0
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8e139f20 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/9190:
 #0: ffff888020d080a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc9000274d2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
2 locks held by syz-executor/9478:
 #0: ffff88804b039f98 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
 #1: ffff88804b024008 (psi_seq){-.-.}-{0:0}, at: psi_task_switch+0x53/0x880
3 locks held by syz.6.422/9762:

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

NMI backtrace for cpu 1
CPU: 1 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 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 9758 Comm: syz.2.421 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:asm_exc_page_fault+0x0/0x30
Code: 74 24 28 ff 74 24 28 ff 74 24 28 ff 74 24 28 ff 74 24 28 e8 42 07 00 00 48 89 c4 48 89 e7 e8 b7 db 79 0a e9 72 08 00 00 90 90 <f3> 0f 1e fa 0f 1f 00 fc e8 23 07 00 00 48 89 c4 48 89 e7 48 8b 74
RSP: 0000:fffffe0000002fd0 EFLAGS: 00000006
RAX: 00000000040ad001 RBX: 00007f61b7752540 RCX: 0000000000000024
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00007f61b77525e0
RBP: 0000000000000102 R08: 00007f61ac600000 R09: 00000000040ad000
R10: 0000000000000000 R11: 00007f61b7752550 R12: 0000000000000001
R13: 00007f61b6a2da20 R14: 0000000000000000 R15: 00007f61b77525e0
FS:  00007f61b77536c0(0000) GS:ffff8880b8615000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f61b06ad000 CR3: 0000000027600000 CR4: 00000000000006f0
Call Trace:
 <ENTRY_TRAMPOLINE>
RIP: 0033:0x7f61b6850c46
RSP: 002b:00007f61b77524a0 EFLAGS: 00010206
 </ENTRY_TRAMPOLINE>
