------------[ cut here ]------------
btree trans held srcu lock (delaying memory reclaim) for 66 seconds
WARNING: fs/bcachefs/btree_iter.c:3272 at check_srcu_held_too_long fs/bcachefs/btree_iter.c:3270 [inline], CPU#1: syz.3.47/6179
WARNING: fs/bcachefs/btree_iter.c:3272 at bch2_trans_srcu_unlock+0x50d/0x620 fs/bcachefs/btree_iter.c:3286, CPU#1: syz.3.47/6179
Modules linked in:
CPU: 1 UID: 0 PID: 6179 Comm: syz.3.47 Not tainted 6.16.0-rc2-next-20250616-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:check_srcu_held_too_long fs/bcachefs/btree_iter.c:3270 [inline]
RIP: 0010:bch2_trans_srcu_unlock+0x50d/0x620 fs/bcachefs/btree_iter.c:3286
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 a0 62 d3 8b 48 89 d6 e8 54 a9 5e 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:ffffc90005186998 EFLAGS: 00010246
RAX: a069d3cc852e2800 RBX: 1ffff11006166009 RCX: 0000000000080000
RDX: ffffc9000c9db000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: 1ffff11006166011 R08: ffff8880b8624293 R09: 1ffff110170c4852
R10: dffffc0000000000 R11: ffffed10170c4853 R12: ffff888030b30046
R13: ffff888030b30088 R14: 1ffff11006166008 R15: 0000000000000675
FS:  00007f7e09cd36c0(0000) GS:ffff888125d40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000dda030 CR3: 0000000035588000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_trans_begin+0x1b3b/0x2310 fs/bcachefs/btree_iter.c:3383
 bch2_gc_btree fs/bcachefs/btree_gc.c:716 [inline]
 bch2_gc_btrees fs/bcachefs/btree_gc.c:779 [inline]
 bch2_check_allocations+0x11cd/0x57b0 fs/bcachefs/btree_gc.c:1081
 bch2_run_recovery_pass fs/bcachefs/recovery_passes.c:485 [inline]
 __bch2_run_recovery_passes+0x395/0x1010 fs/bcachefs/recovery_passes.c:540
 bch2_run_recovery_passes+0x184/0x210 fs/bcachefs/recovery_passes.c:611
 bch2_fs_recovery+0x2690/0x3a10 fs/bcachefs/recovery.c:994
 bch2_fs_start+0xa99/0xd90 fs/bcachefs/super.c:1202
 bch2_fs_get_tree+0xafc/0x14f0 fs/bcachefs/fs.c:2489
 vfs_get_tree+0x92/0x2b0 fs/super.c:1802
 do_new_mount+0x24a/0xa40 fs/namespace.c:3885
 do_mount fs/namespace.c:4222 [inline]
 __do_sys_mount fs/namespace.c:4433 [inline]
 __se_sys_mount+0x317/0x410 fs/namespace.c:4410
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7e08d900ca
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:00007f7e09cd2e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f7e09cd2ef0 RCX: 00007f7e08d900ca
RDX: 000020000000fec0 RSI: 000020000000ff00 RDI: 00007f7e09cd2eb0
RBP: 000020000000fec0 R08: 00007f7e09cd2ef0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000020000000ff00
R13: 00007f7e09cd2eb0 R14: 000000000000fe88 R15: 000020000000ff40
 </TASK>