------------[ cut here ]------------
kernel BUG at fs/bcachefs/btree_io.c:2100!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 1088 Comm: kworker/u4:8 Not tainted 6.13.0-rc7-syzkaller-00039-gc3812b15000c #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: btree_node_rewrite async_btree_node_rewrite_work
RIP: 0010:__bch2_btree_node_write+0x43d8/0x4400 fs/bcachefs/btree_io.c:2100
Code: fd 90 0f 0b e8 89 e9 82 fd 90 0f 0b e8 81 e9 82 fd 90 0f 0b e8 79 e9 82 fd 90 0f 0b e8 71 e9 82 fd 90 0f 0b e8 69 e9 82 fd 90 <0f> 0b e8 61 e9 82 fd 90 0f 0b e8 59 e9 82 fd 90 0f 0b e8 51 e9 82
RSP: 0018:ffffc900025f7560 EFLAGS: 00010293
RAX: ffffffff841c9907 RBX: 000000000000015d RCX: ffff888033e80000
RDX: 0000000000000000 RSI: 000000000000018f RDI: 000000000000015d
RBP: ffffc900025f7840 R08: ffffffff841c7808 R09: 0000000000000000
R10: ffffc900025f7300 R11: fffff520004bee62 R12: dffffc0000000000
R13: ffff88801f14c09e R14: 000000000000018f R15: 000000000000015d
FS:  0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0f3f930eff CR3: 0000000040762000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_btree_node_write+0x63/0x1f0 fs/bcachefs/btree_io.c:2284
 bch2_btree_node_rewrite+0xcac/0x1270 fs/bcachefs/btree_update_interior.c:2179
 async_btree_node_rewrite_trans fs/bcachefs/btree_update_interior.c:2236 [inline]
 async_btree_node_rewrite_work+0x31e/0xda0 fs/bcachefs/btree_update_interior.c:2249
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
 worker_thread+0x870/0xd30 kernel/workqueue.c:3398
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__bch2_btree_node_write+0x43d8/0x4400 fs/bcachefs/btree_io.c:2100
Code: fd 90 0f 0b e8 89 e9 82 fd 90 0f 0b e8 81 e9 82 fd 90 0f 0b e8 79 e9 82 fd 90 0f 0b e8 71 e9 82 fd 90 0f 0b e8 69 e9 82 fd 90 <0f> 0b e8 61 e9 82 fd 90 0f 0b e8 59 e9 82 fd 90 0f 0b e8 51 e9 82
RSP: 0018:ffffc900025f7560 EFLAGS: 00010293
RAX: ffffffff841c9907 RBX: 000000000000015d RCX: ffff888033e80000
RDX: 0000000000000000 RSI: 000000000000018f RDI: 000000000000015d
RBP: ffffc900025f7840 R08: ffffffff841c7808 R09: 0000000000000000
R10: ffffc900025f7300 R11: fffff520004bee62 R12: dffffc0000000000
R13: ffff88801f14c09e R14: 000000000000018f R15: 000000000000015d
FS:  0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0f3f930eff CR3: 0000000011c42000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400