loop0: detected capacity change from 0 to 32768
XFS (loop0): Mounting V5 Filesystem 9f1cad42-11bd-4e12-8f0b-f07876b81d9a
XFS (loop0): Ending clean mount
BUG: Bad page state in process syz.0.0 pfn:52a01
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x52a01
head: order:0 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:-1
flags: 0x4fff0000000004d(locked|referenced|uptodate|head|node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 ffffea00014a8001 ffffffffffffffff ffffffff00000000
raw: 0000000000000200 0000000000000000 00000000ffffffff 0000000000000000
head: 04fff0000000004d dead000000000100 dead000000000122 0000000000000000
head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
head: 04fff00000000000 ffffea00014a8001 ffffffffffffffff ffffffff00000000
head: 0000000000000200 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: nonzero pincount
page_owner tracks the page as allocated
page last allocated via order 9, migratetype Movable, gfp_mask 0x153c4a(GFP_NOFS|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL|__GFP_MOVABLE|__GFP_WRITE), pid 5328, tgid 5327 (syz.0.0), ts 71521191174, free_ts 0
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
prep_new_page mm/page_alloc.c:1564 [inline]
get_page_from_freelist+0x3649/0x3790 mm/page_alloc.c:3474
__alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4750
alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
alloc_pages_noprof mm/mempolicy.c:2345 [inline]
folio_alloc_noprof+0x128/0x180 mm/mempolicy.c:2352
filemap_alloc_folio_noprof+0xdf/0x500 mm/filemap.c:1010
__filemap_get_folio+0x446/0xbd0 mm/filemap.c:1952
iomap_get_folio fs/iomap/buffered-io.c:608 [inline]
__iomap_get_folio fs/iomap/buffered-io.c:754 [inline]
iomap_write_begin+0x52a/0x16f0 fs/iomap/buffered-io.c:797
iomap_write_iter fs/iomap/buffered-io.c:955 [inline]
iomap_file_buffered_write+0x68f/0xe50 fs/iomap/buffered-io.c:1039
xfs_file_buffered_write+0x2de/0xac0 fs/xfs/xfs_file.c:792
new_sync_write fs/read_write.c:590 [inline]
vfs_write+0xaeb/0xd30 fs/read_write.c:683
ksys_write+0x183/0x2b0 fs/read_write.c:736
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
page_owner free stack trace missing
Modules linked in:
CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted 6.12.0-rc7-syzkaller-00189-ge8bdb3c8be08 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_tail_page_prepare+0x237/0x460
free_pages_prepare mm/page_alloc.c:1103 [inline]
free_unref_page+0x805/0x1140 mm/page_alloc.c:2657
__folio_put+0x2c7/0x440 mm/swap.c:112
delete_from_page_cache_batch+0xaed/0xc70 mm/filemap.c:351
truncate_inode_pages_range+0x364/0xfc0 mm/truncate.c:343
evict+0x4fd/0x9b0 fs/inode.c:727
__dentry_kill+0x20d/0x630 fs/dcache.c:615
dput+0x19f/0x2b0 fs/dcache.c:857
__fput+0x5d2/0x880 fs/file_table.c:439
task_work_run+0x24f/0x310 kernel/task_work.c:239
exit_task_work include/linux/task_work.h:43 [inline]
do_exit+0xa2f/0x28e0 kernel/exit.c:939
do_group_exit+0x207/0x2c0 kernel/exit.c:1088
get_signal+0x16a3/0x1740 kernel/signal.c:2918
arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe69a17e719
Code: Unable to access opcode bytes at 0x7fe69a17e6ef.
RSP: 002b:00007fe69af950e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000001 RBX: 00007fe69a335f88 RCX: 00007fe69a17e719
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fe69a335f8c
RBP: 00007fe69a335f80 R08: 7fffffffffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe69a335f8c
R13: 0000000000000000 R14: 00007fff75646530 R15: 00007fff75646618
BUG: Bad page state in process syz.0.0 pfn:52a00
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x52a00
head: order:0 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0x4fff0000000004d(locked|referenced|uptodate|head|node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff0000000004d dead000000000100 dead000000000122 0000000000000000
raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
head: 04fff0000000004d dead000000000100 dead000000000122 0000000000000000
head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
head: 04fff00000000000 0000000000000000 ffffffffffffffff 0000000000000000
head: 0000000000000200 0000000000000000 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 9, migratetype Movable, gfp_mask 0x153c4a(GFP_NOFS|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL|__GFP_MOVABLE|__GFP_WRITE), pid 5328, tgid 5327 (syz.0.0), ts 71521191174, free_ts 0
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
prep_new_page mm/page_alloc.c:1564 [inline]
get_page_from_freelist+0x3649/0x3790 mm/page_alloc.c:3474
__alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4750
alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
alloc_pages_noprof mm/mempolicy.c:2345 [inline]
folio_alloc_noprof+0x128/0x180 mm/mempolicy.c:2352
filemap_alloc_folio_noprof+0xdf/0x500 mm/filemap.c:1010
__filemap_get_folio+0x446/0xbd0 mm/filemap.c:1952
iomap_get_folio fs/iomap/buffered-io.c:608 [inline]
__iomap_get_folio fs/iomap/buffered-io.c:754 [inline]
iomap_write_begin+0x52a/0x16f0 fs/iomap/buffered-io.c:797
iomap_write_iter fs/iomap/buffered-io.c:955 [inline]
iomap_file_buffered_write+0x68f/0xe50 fs/iomap/buffered-io.c:1039
xfs_file_buffered_write+0x2de/0xac0 fs/xfs/xfs_file.c:792
new_sync_write fs/read_write.c:590 [inline]
vfs_write+0xaeb/0xd30 fs/read_write.c:683
ksys_write+0x183/0x2b0 fs/read_write.c:736
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
page_owner free stack trace missing
Modules linked in:
CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Tainted: G B 6.12.0-rc7-syzkaller-00189-ge8bdb3c8be08 #0
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_unref_page+0x105e/0x1140 mm/page_alloc.c:2657
__folio_put+0x2c7/0x440 mm/swap.c:112
delete_from_page_cache_batch+0xaed/0xc70 mm/filemap.c:351
truncate_inode_pages_range+0x364/0xfc0 mm/truncate.c:343
evict+0x4fd/0x9b0 fs/inode.c:727
__dentry_kill+0x20d/0x630 fs/dcache.c:615
dput+0x19f/0x2b0 fs/dcache.c:857
__fput+0x5d2/0x880 fs/file_table.c:439
task_work_run+0x24f/0x310 kernel/task_work.c:239
exit_task_work include/linux/task_work.h:43 [inline]
do_exit+0xa2f/0x28e0 kernel/exit.c:939
do_group_exit+0x207/0x2c0 kernel/exit.c:1088
get_signal+0x16a3/0x1740 kernel/signal.c:2918
arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe69a17e719
Code: Unable to access opcode bytes at 0x7fe69a17e6ef.
RSP: 002b:00007fe69af950e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000001 RBX: 00007fe69a335f88 RCX: 00007fe69a17e719
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fe69a335f8c
RBP: 00007fe69a335f80 R08: 7fffffffffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe69a335f8c
R13: 0000000000000000 R14: 00007fff75646530 R15: 00007fff75646618