------------[ cut here ]------------ WARNING: CPU: 0 PID: 12620 at fs/bcachefs/fs-io.c:344 __bch2_truncate_folio+0x2299/0x26a0 fs/bcachefs/fs-io.c:344 Modules linked in: CPU: 0 UID: 0 PID: 12620 Comm: syz.7.779 Not tainted 6.14.0-rc7-syzkaller-00205-g586de92313fc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:__bch2_truncate_folio+0x2299/0x26a0 fs/bcachefs/fs-io.c:344 Code: 41 5f 5d c3 cc cc cc cc e8 84 2f 5c fd 48 c7 c7 e1 69 36 8e e8 18 f5 e6 ff 89 05 a2 7d 16 16 e9 3d e0 ff ff e8 68 2f 5c fd 90 <0f> 0b 90 e9 88 f8 ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c ff RSP: 0018:ffffc90003dcf8c0 EFLAGS: 00010293 RAX: ffffffff8465b008 RBX: 0000000000000000 RCX: ffff888027dcda00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90003dcfbb0 R08: ffffffff8465a88b R09: 1ffffd4000359628 R10: dffffc0000000000 R11: fffff94000359629 R12: 1ffff1100bb146af R13: ffffc90003dcfb40 R14: ffff88805d8a3578 R15: 0000000000000000 FS: 00007f7616f526c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2a85a7e4a8 CR3: 0000000053758000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> bch2_truncate_folios fs/bcachefs/fs-io.c:383 [inline] bchfs_fallocate+0x219/0x730 fs/bcachefs/fs-io.c:751 bch2_fallocate_dispatch+0x3ac/0x540 fs/bcachefs/fs-io.c:810 vfs_fallocate+0x623/0x7a0 fs/open.c:338 ksys_fallocate fs/open.c:362 [inline] __do_sys_fallocate fs/open.c:367 [inline] __se_sys_fallocate fs/open.c:365 [inline] __x64_sys_fallocate+0xbc/0x110 fs/open.c:365 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f761618d169 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:00007f7616f52038 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007f76163a6080 RCX: 00007f761618d169 RDX: 0000000000000002 RSI: 0000000000000010 RDI: 0000000000000008 RBP: 00007f761620e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f76163a6080 R15: 00007fffe0eb3008 </TASK>