------------[ cut here ]------------
kernel BUG at fs/bcachefs/btree_trans_commit.c:348!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5332 Comm: syz.0.0 Not tainted 6.16.0-rc2-syzkaller-00378-gb67ec639010f #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:btree_insert_entry_checks fs/bcachefs/btree_trans_commit.c:343 [inline]
RIP: 0010:bch2_trans_commit_write_locked fs/bcachefs/btree_trans_commit.c:724 [inline]
RIP: 0010:do_bch2_trans_commit fs/bcachefs/btree_trans_commit.c:851 [inline]
RIP: 0010:__bch2_trans_commit+0x86f0/0x8880 fs/bcachefs/btree_trans_commit.c:1079
Code: 97 fd eb 0c e8 91 ba 97 fd eb 05 e8 8a ba 97 fd 49 bd 00 00 00 00 00 fc ff df 4c 8b 64 24 40 e9 7a b0 ff ff e8 71 ba 97 fd 90 <0f> 0b e8 69 ba 97 fd 90 0f 0b e8 61 ba 97 fd 90 0f 0b f3 0f 1e fa
RSP: 0018:ffffc9000d4df760 EFLAGS: 00010293
RAX: ffffffff842892af RBX: ffffffff84285506 RCX: ffff888000ab8000
RDX: 0000000000000000 RSI: ffffffff8db6f0b1 RDI: ffff888000ab8000
RBP: ffffc9000d4dfa50 R08: 0000000000000000 R09: ffffffff84285506
R10: dffffc0000000000 R11: ffffed100a5e9309 R12: ffff888055adc020
R13: dffffc0000000000 R14: ffff888055ade4d8 R15: 0000000000000001
FS:  00007f24e06756c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc6d2a06000 CR3: 0000000043c96000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bch2_trans_commit fs/bcachefs/btree_update.h:242 [inline]
 __bch2_unlink+0x2b9/0x530 fs/bcachefs/fs.c:829
 bch2_unlink+0xb1/0xf0 fs/bcachefs/fs.c:866
 vfs_unlink+0x391/0x650 fs/namei.c:4595
 do_unlinkat+0x350/0x560 fs/namei.c:4659
 __do_sys_unlinkat fs/namei.c:4700 [inline]
 __se_sys_unlinkat fs/namei.c:4693 [inline]
 __x64_sys_unlinkat+0xd3/0xf0 fs/namei.c:4693
 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: 0033:0x7f24df78e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f24e0675038 EFLAGS: 00000246 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 00007f24df9b6080 RCX: 00007f24df78e929
RDX: 0000000000000000 RSI: 00002000000003c0 RDI: ffffffffffffff9c
RBP: 00007f24df810b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f24df9b6080 R15: 00007ffcd170d788
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:btree_insert_entry_checks fs/bcachefs/btree_trans_commit.c:343 [inline]
RIP: 0010:bch2_trans_commit_write_locked fs/bcachefs/btree_trans_commit.c:724 [inline]
RIP: 0010:do_bch2_trans_commit fs/bcachefs/btree_trans_commit.c:851 [inline]
RIP: 0010:__bch2_trans_commit+0x86f0/0x8880 fs/bcachefs/btree_trans_commit.c:1079
Code: 97 fd eb 0c e8 91 ba 97 fd eb 05 e8 8a ba 97 fd 49 bd 00 00 00 00 00 fc ff df 4c 8b 64 24 40 e9 7a b0 ff ff e8 71 ba 97 fd 90 <0f> 0b e8 69 ba 97 fd 90 0f 0b e8 61 ba 97 fd 90 0f 0b f3 0f 1e fa
RSP: 0018:ffffc9000d4df760 EFLAGS: 00010293
RAX: ffffffff842892af RBX: ffffffff84285506 RCX: ffff888000ab8000
RDX: 0000000000000000 RSI: ffffffff8db6f0b1 RDI: ffff888000ab8000
RBP: ffffc9000d4dfa50 R08: 0000000000000000 R09: ffffffff84285506
R10: dffffc0000000000 R11: ffffed100a5e9309 R12: ffff888055adc020
R13: dffffc0000000000 R14: ffff888055ade4d8 R15: 0000000000000001
FS:  00007f24e06756c0(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffcd170cfc0 CR3: 0000000043c96000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400