bcachefs (loop3): got lostfound inum 4097
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btree trans held srcu lock (delaying memory reclaim) for 27 seconds
WARNING: CPU: 1 PID: 31439 at fs/bcachefs/btree_iter.c:3276 bch2_trans_srcu_unlock+0x50d/0x620
Modules linked in:
CPU: 1 UID: 0 PID: 31439 Comm: syz.3.4780 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:bch2_trans_srcu_unlock+0x50d/0x620
Code: 7d 00 49 c1 ef 02 48 b9 c3 f5 28 5c 8f c2 f5 28 4c 89 f8 48 f7 e1 48 c1 ea 02 48 c7 c7 e0 b5 d3 8b 48 89 d6 e8 34 24 5a fd 90 <0f> 0b 90 90 e9 a6 fe ff ff 44 89 e1 80 e1 07 38 c1 0f 8c 1c fb ff
RSP: 0018:ffffc9000399eb58 EFLAGS: 00010246
RAX: 83ddc61a5491f100 RBX: 1ffff11004559009 RCX: ffff88802d410000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 1ffff11004559011 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa1ec R12: ffff888022ac8046
R13: ffff888022ac8088 R14: 1ffff11004559008 R15: 00000000000002a9
FS:  00007f03c6fd56c0(0000) GS:ffff8881a3c1b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f72adc00218 CR3: 0000000028304000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 bch2_trans_begin+0x1b3b/0x2310
 bch2_check_unreachable_inodes+0x2a7/0xef0
 __bch2_run_recovery_passes+0x3bd/0x1060
 bch2_run_recovery_passes+0x184/0x210
 bch2_fs_recovery+0x2690/0x3a50
 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: 0033:0x7f03c8d9038a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f03c6fd4e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f03c6fd4ef0 RCX: 00007f03c8d9038a
RDX: 00002000000000c0 RSI: 0000200000000100 RDI: 00007f03c6fd4eb0
RBP: 00002000000000c0 R08: 00007f03c6fd4ef0 R09: 000000000000001e
R10: 000000000000001e R11: 0000000000000246 R12: 0000200000000100
R13: 00007f03c6fd4eb0 R14: 00000000000059af R15: 0000200000000000
 </TASK>
