------------[ cut here ]------------ kernel BUG at fs/buffer.c:2785! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 5444 Comm: syz.3.27 Not tainted 6.11.0-syzkaller-10669-g11a299a7933e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:submit_bh_wbc+0x556/0x560 fs/buffer.c:2785 Code: 89 fa e8 bd 7b cb 02 e9 95 fe ff ff e8 b3 95 74 ff 90 0f 0b e8 ab 95 74 ff 90 0f 0b e8 a3 95 74 ff 90 0f 0b e8 9b 95 74 ff 90 <0f> 0b e8 93 95 74 ff 90 0f 0b 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900047ff418 EFLAGS: 00010283 RAX: ffffffff82201f55 RBX: 0000000000000154 RCX: 0000000000040000 RDX: ffffc900096f9000 RSI: 00000000000006e9 RDI: 00000000000006ea RBP: 0000000000000100 R08: ffffffff82201b19 R09: 1ffff1100b939400 R10: dffffc0000000000 R11: ffffed100b939401 R12: 0000000000000000 R13: ffff88805c9ca000 R14: 0000000000000000 R15: 1ffff1100b939400 FS: 00007f041d7b96c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f041103f000 CR3: 000000007e93e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: submit_bh fs/buffer.c:2824 [inline] block_read_full_folio+0x93b/0xcd0 fs/buffer.c:2451 do_mpage_readpage+0x1a73/0x1c80 fs/mpage.c:317 mpage_read_folio+0x108/0x1e0 fs/mpage.c:392 filemap_read_folio+0x14b/0x630 mm/filemap.c:2363 do_read_cache_folio+0x3f5/0x850 mm/filemap.c:3821 read_mapping_folio include/linux/pagemap.h:1011 [inline] nilfs_get_folio+0x4b/0x240 fs/nilfs2/dir.c:190 nilfs_find_entry+0x138/0x650 fs/nilfs2/dir.c:313 nilfs_inode_by_name+0xa8/0x210 fs/nilfs2/dir.c:393 nilfs_lookup+0x76/0x110 fs/nilfs2/namei.c:62 lookup_one_qstr_excl+0x11f/0x260 fs/namei.c:1633 do_renameat2+0x670/0x13f0 fs/namei.c:5111 __do_sys_rename fs/namei.c:5217 [inline] __se_sys_rename fs/namei.c:5215 [inline] __x64_sys_rename+0x82/0x90 fs/namei.c:5215 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: 0033:0x7f041c97df39 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:00007f041d7b9038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f041cb35f80 RCX: 00007f041c97df39 RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000020000100 RBP: 00007f041c9f0216 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f041cb35f80 R15: 00007ffd15d67b88 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:submit_bh_wbc+0x556/0x560 fs/buffer.c:2785 Code: 89 fa e8 bd 7b cb 02 e9 95 fe ff ff e8 b3 95 74 ff 90 0f 0b e8 ab 95 74 ff 90 0f 0b e8 a3 95 74 ff 90 0f 0b e8 9b 95 74 ff 90 <0f> 0b e8 93 95 74 ff 90 0f 0b 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900047ff418 EFLAGS: 00010283 RAX: ffffffff82201f55 RBX: 0000000000000154 RCX: 0000000000040000 RDX: ffffc900096f9000 RSI: 00000000000006e9 RDI: 00000000000006ea RBP: 0000000000000100 R08: ffffffff82201b19 R09: 1ffff1100b939400 R10: dffffc0000000000 R11: ffffed100b939401 R12: 0000000000000000 R13: ffff88805c9ca000 R14: 0000000000000000 R15: 1ffff1100b939400 FS: 00007f041d7b96c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f9ef3f7f38 CR3: 000000007e93e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400