reset_page_owner include/linux/page_owner.h:26 [inline] __free_pages_prepare mm/page_alloc.c:1418 [inline] __free_frozen_pages+0xf8e/0x1070 mm/page_alloc.c:2962 __tlb_remove_table_free mm/mmu_gather.c:228 [inline] tlb_remove_table_rcu+0x85/0x100 mm/mmu_gather.c:291 rcu_do_batch kernel/rcu/tree.c:2645 [inline] rcu_core kernel/rcu/tree.c:2897 [inline] rcu_cpu_kthread+0x958/0x1490 kernel/rcu/tree.c:2985 smpboot_thread_fn+0x565/0xa70 kernel/smpboot.c:160 kthread+0x38b/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ------------[ cut here ]------------ kernel BUG at mm/filemap.c:155! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 6300 Comm: syz.2.144 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:filemap_unaccount_folio+0x506/0x550 mm/filemap.c:155 Code: db bf ff 48 89 df 48 c7 c6 40 13 79 8b e8 22 b7 21 ff 90 0f 0b e8 4a db bf ff 48 89 df 48 c7 c6 00 11 79 8b e8 0b b7 21 ff 90 <0f> 0b e8 33 db bf ff 48 89 df 48 c7 c6 40 13 79 8b e8 f4 b6 21 ff RSP: 0018:ffffc90003e8f580 EFLAGS: 00010246 RAX: d1f0dc3fe3b64300 RBX: ffffea0001063bc0 RCX: 0000000000000046 RDX: 0000000000000006 RSI: ffffffff8db2f863 RDI: ffff888036103e00 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed10170e4903 R12: ffffea0001063bf0 R13: ffff888026ef59a0 R14: 1ffffd400020c778 R15: 1ffffd400020c779 FS: 00007f9576f756c0(0000) GS:ffff888125cf4000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005da38000 CR4: 00000000003526f0 Call Trace: delete_from_page_cache_batch+0x16c/0xba0 mm/filemap.c:334 truncate_inode_pages_range+0x31b/0xd80 mm/truncate.c:405 truncate_bdev_range+0xc9/0x100 block/bdev.c:124 blk_ioctl_zeroout block/ioctl.c:240 [inline] blkdev_common_ioctl+0x22eb/0x3250 block/ioctl.c:667 blkdev_ioctl+0x52b/0x750 block/ioctl.c:792 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xff/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f9578d3e0d9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9576f75028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f9578fc6090 RCX: 00007f9578d3e0d9 RDX: 0000200000000000 RSI: 000000000000127f RDI: 0000000000000007 RBP: 00007f9578dd5024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f9578fc6128 R14: 00007f9578fc6090 R15: 00007ffcb5c6c728 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:filemap_unaccount_folio+0x506/0x550 mm/filemap.c:155 Code: db bf ff 48 89 df 48 c7 c6 40 13 79 8b e8 22 b7 21 ff 90 0f 0b e8 4a db bf ff 48 89 df 48 c7 c6 00 11 79 8b e8 0b b7 21 ff 90 <0f> 0b e8 33 db bf ff 48 89 df 48 c7 c6 40 13 79 8b e8 f4 b6 21 ff RSP: 0018:ffffc90003e8f580 EFLAGS: 00010246 RAX: d1f0dc3fe3b64300 RBX: ffffea0001063bc0 RCX: 0000000000000046 RDX: 0000000000000006 RSI: ffffffff8db2f863 RDI: ffff888036103e00 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed10170e4903 R12: ffffea0001063bf0 R13: ffff888026ef59a0 R14: 1ffffd400020c778 R15: 1ffffd400020c779 FS: 00007f9576f756c0(0000) GS:ffff888125cf4000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005da38000 CR4: 00000000003526f0