------------[ cut here ]------------ kernel BUG at fs/hfs/bnode.c:311! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 110 Comm: kswapd1 Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:hfs_bnode_unhash fs/hfs/bnode.c:311 [inline] RIP: 0010:hfs_bnode_unhash+0xfd/0x1f0 fs/hfs/bnode.c:302 Code: 48 8d 6b 20 48 89 e8 48 c1 e8 03 42 80 3c 28 00 0f 85 bc 00 00 00 48 8b 5b 20 48 85 db 75 d2 e8 a9 2b 2a ff e8 a4 2b 2a ff 90 <0f> 0b e8 9c 2b 2a ff e8 97 2b 2a ff e8 92 2b 2a ff 49 8d 7c 24 20 RSP: 0018:ffffc90001eef328 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff825ee3f7 RDX: ffff8880195fa400 RSI: ffffffff825de4fc RDI: ffff88802cbc2138 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: dffffc0000000000 R12: ffff88801a538bb0 R13: ffff88802cbc2000 R14: ffff88802cbc2000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802c600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000f72c83b3 CR3: 000000004bf2d000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfs_release_folio+0x429/0x570 fs/hfs/inode.c:117 filemap_release_folio+0x1f1/0x270 mm/filemap.c:4086 shrink_folio_list+0x292c/0x3ea0 mm/vmscan.c:1369 evict_folios+0x6e7/0x1b90 mm/vmscan.c:4521 try_to_shrink_lruvec+0x638/0xa10 mm/vmscan.c:4726 shrink_one+0x3f4/0x7b0 mm/vmscan.c:4765 shrink_many mm/vmscan.c:4828 [inline] lru_gen_shrink_node mm/vmscan.c:4929 [inline] shrink_node+0x2149/0x3740 mm/vmscan.c:5888 kswapd_shrink_node mm/vmscan.c:6693 [inline] balance_pgdat+0x9d2/0x1a90 mm/vmscan.c:6883 kswapd+0x5be/0xbf0 mm/vmscan.c:7143 kthread+0x2c6/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfs_bnode_unhash fs/hfs/bnode.c:311 [inline] RIP: 0010:hfs_bnode_unhash+0xfd/0x1f0 fs/hfs/bnode.c:302 Code: 48 8d 6b 20 48 89 e8 48 c1 e8 03 42 80 3c 28 00 0f 85 bc 00 00 00 48 8b 5b 20 48 85 db 75 d2 e8 a9 2b 2a ff e8 a4 2b 2a ff 90 <0f> 0b e8 9c 2b 2a ff e8 97 2b 2a ff e8 92 2b 2a ff 49 8d 7c 24 20 RSP: 0018:ffffc90001eef328 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff825ee3f7 RDX: ffff8880195fa400 RSI: ffffffff825de4fc RDI: ffff88802cbc2138 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: dffffc0000000000 R12: ffff88801a538bb0 R13: ffff88802cbc2000 R14: ffff88802cbc2000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802c600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000f72c83b3 CR3: 000000000cf79000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400