BUG: Bad page state in process syz.0.5049 pfn:2539a
page:ffffea000094e680 refcount:0 mapcount:0 mapping:0000000000000000 index:0x34 pfn:0x2539a
flags: 0xfff08000002046(referenced|uptodate|workingset|private|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff08000002046 ffffea000199a508 ffffc90011647960 0000000000000000
raw: 0000000000000034 ffff8880682450f8 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x140c40(GFP_NOFS|__GFP_COMP|__GFP_HARDWALL), pid 23502, tgid 23501 (syz.0.5049), ts 1740723719942, free_ts 1732374217369
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x18d/0x1b0 mm/page_alloc.c:2517
prep_new_page mm/page_alloc.c:2524 [inline]
get_page_from_freelist+0x3731/0x38d0 mm/page_alloc.c:4313
__alloc_pages+0x28d/0x770 mm/page_alloc.c:5589
folio_alloc+0x1a/0x50 mm/mempolicy.c:2292
filemap_alloc_folio+0xda/0x4f0 mm/filemap.c:999
__filemap_get_folio+0x749/0xe80 mm/filemap.c:1993
pagecache_get_page+0x28/0x250 mm/folio-compat.c:110
find_or_create_page include/linux/pagemap.h:646 [inline]
grab_cache_page include/linux/pagemap.h:778 [inline]
__get_metapage+0x2b0/0x1040 fs/jfs/jfs_metapage.c:613
xtSplitRoot+0x11d/0x10c0 fs/jfs/jfs_xtree.c:1227
xtSplitUp+0x3b6/0x1ff0 fs/jfs/jfs_xtree.c:770
xtInsert+0x57f/0xfa0 fs/jfs/jfs_xtree.c:593
extAlloc+0xa70/0x1000 fs/jfs/jfs_extent.c:145
jfs_get_block+0x417/0xe50 fs/jfs/inode.c:248
get_more_blocks fs/direct-io.c:665 [inline]
do_direct_IO fs/direct-io.c:953 [inline]
__blockdev_direct_IO+0x1d00/0x4810 fs/direct-io.c:1266
blockdev_direct_IO include/linux/fs.h:3342 [inline]
jfs_direct_IO+0xf6/0x1e0 fs/jfs/inode.c:336
generic_file_direct_write+0x204/0x460 mm/filemap.c:3769
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1444 [inline]
free_pcp_prepare mm/page_alloc.c:1494 [inline]
free_unref_page_prepare+0xf63/0x1120 mm/page_alloc.c:3369
free_unref_page_list+0x663/0x900 mm/page_alloc.c:3510
release_pages+0x2836/0x2b40 mm/swap.c:1055
__pagevec_release+0x80/0xf0 mm/swap.c:1075
pagevec_release include/linux/pagevec.h:71 [inline]
folio_batch_release include/linux/pagevec.h:135 [inline]
invalidate_mapping_pagevec+0x621/0x730 mm/truncate.c:542
btrfs_close_bdev fs/btrfs/volumes.c:1124 [inline]
btrfs_close_one_device fs/btrfs/volumes.c:1148 [inline]
close_fs_devices+0x41e/0x880 fs/btrfs/volumes.c:1190
btrfs_close_devices+0xc4/0x5c0 fs/btrfs/volumes.c:1205
close_ctree+0x75a/0xc5b fs/btrfs/disk-io.c:4774
generic_shutdown_super+0x130/0x340 fs/super.c:501
kill_anon_super+0x37/0x60 fs/super.c:1128
btrfs_kill_super+0x3d/0x50 fs/btrfs/super.c:2449
deactivate_locked_super+0xa0/0x110 fs/super.c:332
cleanup_mnt+0x490/0x520 fs/namespace.c:1186
task_work_run+0x246/0x300 kernel/task_work.c:203
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:177
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
Modules linked in:
CPU: 0 PID: 23525 Comm: syz.0.5049 Not tainted 6.1.117-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
bad_page+0x14b/0x170 mm/page_alloc.c:699
free_page_is_bad_report mm/page_alloc.c:1281 [inline]
free_page_is_bad mm/page_alloc.c:1291 [inline]
free_pages_prepare mm/page_alloc.c:1437 [inline]
free_pcp_prepare mm/page_alloc.c:1494 [inline]
free_unref_page_prepare+0x56b/0x1120 mm/page_alloc.c:3369
free_unref_page_list+0x663/0x900 mm/page_alloc.c:3510
release_pages+0x2836/0x2b40 mm/swap.c:1055
__pagevec_release+0x80/0xf0 mm/swap.c:1075
pagevec_release include/linux/pagevec.h:71 [inline]
folio_batch_release include/linux/pagevec.h:135 [inline]
truncate_inode_pages_range+0x48a/0x1340 mm/truncate.c:372
jfs_remount+0x360/0x6a0 fs/jfs/super.c:451
reconfigure_super+0x43a/0x870 fs/super.c:977
vfs_fsconfig_locked fs/fsopen.c:254 [inline]
__do_sys_fsconfig fs/fsopen.c:439 [inline]
__se_sys_fsconfig+0x98b/0xec0 fs/fsopen.c:314
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f246cb7e719
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:00007f246d8e9038 EFLAGS: 00000246 ORIG_RAX: 00000000000001af
RAX: ffffffffffffffda RBX: 00007f246cd36130 RCX: 00007f246cb7e719
RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006
RBP: 00007f246cbf175e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f246cd36130 R15: 00007ffd922ab028
BUG: Bad page state in process syz.0.5049 pfn:66694
page:ffffea000199a500 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1c pfn:0x66694
flags: 0xfff08000002046(referenced|uptodate|workingset|private|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff08000002046 ffffea0001825408 ffffc90011647960 0000000000000000
raw: 000000000000001c ffff88805965a000 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x140c40(GFP_NOFS|__GFP_COMP|__GFP_HARDWALL), pid 23502, tgid 23501 (syz.0.5049), ts 1740414611000, free_ts 1740162207413
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x18d/0x1b0 mm/page_alloc.c:2517
prep_new_page mm/page_alloc.c:2524 [inline]
get_page_from_freelist+0x3731/0x38d0 mm/page_alloc.c:4313
__alloc_pages+0x28d/0x770 mm/page_alloc.c:5589
folio_alloc+0x1a/0x50 mm/mempolicy.c:2292
filemap_alloc_folio+0xda/0x4f0 mm/filemap.c:999
do_read_cache_folio+0x2a7/0x810 mm/filemap.c:3590
do_read_cache_page+0x32/0x220 mm/filemap.c:3668
read_mapping_page include/linux/pagemap.h:791 [inline]
__get_metapage+0x32c/0x1040 fs/jfs/jfs_metapage.c:620
diRead+0x707/0xbb0 fs/jfs/jfs_imap.c:367
jfs_iget+0x88/0x3b0 fs/jfs/inode.c:35
jfs_fill_super+0x804/0xc40 fs/jfs/super.c:580
mount_bdev+0x2c9/0x3f0 fs/super.c:1443
legacy_get_tree+0xeb/0x180 fs/fs_context.c:632
vfs_get_tree+0x88/0x270 fs/super.c:1573
do_new_mount+0x2ba/0xb40 fs/namespace.c:3056
do_mount fs/namespace.c:3399 [inline]
__do_sys_mount fs/namespace.c:3607 [inline]
__se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3584
page last free stack trace:
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1444 [inline]
free_pcp_prepare mm/page_alloc.c:1494 [inline]
free_unref_page_prepare+0xf63/0x1120 mm/page_alloc.c:3369
free_unref_page_list+0x663/0x900 mm/page_alloc.c:3510
release_pages+0x2836/0x2b40 mm/swap.c:1055
tlb_batch_pages_flush mm/mmu_gather.c:59 [inline]
tlb_flush_mmu_free mm/mmu_gather.c:254 [inline]
tlb_flush_mmu+0xfc/0x210 mm/mmu_gather.c:261
tlb_finish_mmu+0xce/0x1f0 mm/mmu_gather.c:361
exit_mmap+0x3c3/0x9f0 mm/mmap.c:3239
__mmput+0x115/0x3c0 kernel/fork.c:1200
exit_mm+0x226/0x300 kernel/exit.c:565
do_exit+0x9f6/0x26a0 kernel/exit.c:858
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
get_signal+0x16f7/0x17d0 kernel/signal.c:2871
arch_do_signal_or_restart+0xb0/0x1a10 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
Modules linked in:
CPU: 0 PID: 23525 Comm: syz.0.5049 Tainted: G B 6.1.117-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
bad_page+0x14b/0x170 mm/page_alloc.c:699
free_page_is_bad_report mm/page_alloc.c:1281 [inline]
free_page_is_bad mm/page_alloc.c:1291 [inline]
free_pages_prepare mm/page_alloc.c:1437 [inline]
free_pcp_prepare mm/page_alloc.c:1494 [inline]
free_unref_page_prepare+0x56b/0x1120 mm/page_alloc.c:3369
free_unref_page_list+0x663/0x900 mm/page_alloc.c:3510
release_pages+0x2836/0x2b40 mm/swap.c:1055
__pagevec_release+0x80/0xf0 mm/swap.c:1075
pagevec_release include/linux/pagevec.h:71 [inline]
folio_batch_release include/linux/pagevec.h:135 [inline]
truncate_inode_pages_range+0x48a/0x1340 mm/truncate.c:372
jfs_remount+0x360/0x6a0 fs/jfs/super.c:451
reconfigure_super+0x43a/0x870 fs/super.c:977
vfs_fsconfig_locked fs/fsopen.c:254 [inline]
__do_sys_fsconfig fs/fsopen.c:439 [inline]
__se_sys_fsconfig+0x98b/0xec0 fs/fsopen.c:314
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f246cb7e719
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:00007f246d8e9038 EFLAGS: 00000246 ORIG_RAX: 00000000000001af
RAX: ffffffffffffffda RBX: 00007f246cd36130 RCX: 00007f246cb7e719
RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006
RBP: 00007f246cbf175e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f246cd36130 R15: 00007ffd922ab028