------------[ cut here ]------------ btree trans held srcu lock (delaying memory reclaim) for 18 seconds WARNING: CPU: 1 PID: 13 at fs/bcachefs/btree_iter.c:3289 check_srcu_held_too_long fs/bcachefs/btree_iter.c:3287 [inline] WARNING: CPU: 1 PID: 13 at fs/bcachefs/btree_iter.c:3289 bch2_trans_srcu_unlock+0x50d/0x620 fs/bcachefs/btree_iter.c:3303 Modules linked in: CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted 6.16.0-rc1-next-20250613-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: btree_update btree_interior_update_work RIP: 0010:check_srcu_held_too_long fs/bcachefs/btree_iter.c:3287 [inline] RIP: 0010:bch2_trans_srcu_unlock+0x50d/0x620 fs/bcachefs/btree_iter.c:3303 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 60 5f d3 8b 48 89 d6 e8 d4 2b 5f 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:ffffc900001275b8 EFLAGS: 00010246 RAX: 58a8fe58b076f600 RBX: 1ffff11006580008 RCX: ffff88801d2e0000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 1ffff11006580011 R08: ffff8880b8724293 R09: 1ffff110170e4852 R10: dffffc0000000000 R11: ffffed10170e4853 R12: ffff888032c00042 R13: ffff888032c00088 R14: 1ffff11006580008 R15: 00000000000001cc FS: 0000000000000000(0000) GS:ffff888125d41000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5dce3b6038 CR3: 0000000033eaa000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bch2_trans_begin+0x1a0d/0x1fc0 fs/bcachefs/btree_iter.c:3379 btree_update_nodes_written fs/bcachefs/btree_update_interior.c:741 [inline] btree_interior_update_work+0x1278/0x27d0 fs/bcachefs/btree_update_interior.c:858 process_one_work kernel/workqueue.c:3235 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3318 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3399 kthread+0x711/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245