ERROR: (device loop0): diWrite: ixpxd invalid
ERROR: (device loop0): remounting filesystem as read-only
ERROR: (device loop0): txAbort: 
BUG: Bad page state in process syz.0.302  pfn:11abc9
page:000000005050a680 refcount:0 mapcount:0 mapping:0000000000000000 index:0x43 pfn:0x11abc9
flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff)
raw: 05ffc00000002006 fffffc0003cd3a88 ffff800022617720 0000000000000000
raw: 0000000000000043 ffff0000d49cae88 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
Modules linked in:
CPU: 0 PID: 5241 Comm: syz.0.302 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 bad_page+0x188/0x1a8 mm/page_alloc.c:726
 free_page_is_bad_report+0xf8/0x170 mm/page_alloc.c:1308
 free_page_is_bad mm/page_alloc.c:1318 [inline]
 free_pages_prepare mm/page_alloc.c:1479 [inline]
 free_pcp_prepare mm/page_alloc.c:1537 [inline]
 free_unref_page_prepare+0x638/0xb24 mm/page_alloc.c:3414
 free_unref_page_list+0xd8/0x8dc mm/page_alloc.c:3555
 release_pages+0xdac/0xfdc mm/swap.c:1035
 __pagevec_release+0x84/0xf8 mm/swap.c:1055
 pagevec_release include/linux/pagevec.h:71 [inline]
 folio_batch_release include/linux/pagevec.h:135 [inline]
 truncate_inode_pages_range+0x2dc/0xd48 mm/truncate.c:397
 truncate_inode_pages+0x2c/0x3c mm/truncate.c:476
 jfs_remount+0x284/0x490 fs/jfs/super.c:451
 legacy_reconfigure+0xfc/0x114 fs/fs_context.c:655
 reconfigure_super+0x1d4/0x7cc fs/super.c:977
 vfs_fsconfig_locked+0x164/0x374 fs/fsopen.c:263
 __do_sys_fsconfig fs/fsopen.c:448 [inline]
 __se_sys_fsconfig fs/fsopen.c:323 [inline]
 __arm64_sys_fsconfig+0x640/0x790 fs/fsopen.c:323
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:589
BUG: Bad page state in process syz.0.302  pfn:1334ea
page:000000004c6f5996 refcount:0 mapcount:0 mapping:0000000000000000 index:0x42 pfn:0x1334ea
flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff)
raw: 05ffc00000002006 fffffc0003d75a88 ffff800022617720 0000000000000000
raw: 0000000000000042 ffff0000d49cad90 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
Modules linked in:

CPU: 0 PID: 5241 Comm: syz.0.302 Tainted: G    B              syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 bad_page+0x188/0x1a8 mm/page_alloc.c:726
 free_page_is_bad_report+0xf8/0x170 mm/page_alloc.c:1308
 free_page_is_bad mm/page_alloc.c:1318 [inline]
 free_pages_prepare mm/page_alloc.c:1479 [inline]
 free_pcp_prepare mm/page_alloc.c:1537 [inline]
 free_unref_page_prepare+0x638/0xb24 mm/page_alloc.c:3414
 free_unref_page_list+0xd8/0x8dc mm/page_alloc.c:3555
 release_pages+0xdac/0xfdc mm/swap.c:1035
 __pagevec_release+0x84/0xf8 mm/swap.c:1055
 pagevec_release include/linux/pagevec.h:71 [inline]
 folio_batch_release include/linux/pagevec.h:135 [inline]
 truncate_inode_pages_range+0x2dc/0xd48 mm/truncate.c:397
 truncate_inode_pages+0x2c/0x3c mm/truncate.c:476
 jfs_remount+0x284/0x490 fs/jfs/super.c:451
 legacy_reconfigure+0xfc/0x114 fs/fs_context.c:655
 reconfigure_super+0x1d4/0x7cc fs/super.c:977
 vfs_fsconfig_locked+0x164/0x374 fs/fsopen.c:263
 __do_sys_fsconfig fs/fsopen.c:448 [inline]
 __se_sys_fsconfig fs/fsopen.c:323 [inline]
 __arm64_sys_fsconfig+0x640/0x790 fs/fsopen.c:323
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:589
BUG: Bad page state in process syz.0.302  pfn:135d6a
page:00000000f3e46aa8 refcount:0 mapcount:0 mapping:0000000000000000 index:0x41 pfn:0x135d6a
flags: 0x5ffc00000002006(referenced|uptodate|private|node=0|zone=2|lastcpupid=0x7ff)
raw: 05ffc00000002006 fffffc0003d603c8 ffff800022617720 0000000000000000
raw: 0000000000000041 ffff0000d49cac98 00000000ffffffff 0000000000000000
page dumped because: PAGE_FLAGS_CHECK_AT_FREE flag(s) set
Modules linked in:
CPU: 0 PID: 5241 Comm: syz.0.302 Tainted: G    B              syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 bad_page+0x188/0x1a8 mm/page_alloc.c:726
 free_page_is_bad_report+0xf8/0x170 mm/page_alloc.c:1308
 free_page_is_bad mm/page_alloc.c:1318 [inline]
 free_pages_prepare mm/page_alloc.c:1479 [inline]
 free_pcp_prepare mm/page_alloc.c:1537 [inline]
 free_unref_page_prepare+0x638/0xb24 mm/page_alloc.c:3414
 free_unref_page_list+0xd8/0x8dc mm/page_alloc.c:3555
 release_pages+0xdac/0xfdc mm/swap.c:1035
 __pagevec_release+0x84/0xf8 mm/swap.c:1055
 pagevec_release include/linux/pagevec.h:71 [inline]
 folio_batch_release include/linux/pagevec.h:135 [inline]
 truncate_inode_pages_range+0x2dc/0xd48 mm/truncate.c:397
 truncate_inode_pages+0x2c/0x3c mm/truncate.c:476
 jfs_remount+0x284/0x490 fs/jfs/super.c:451
 legacy_reconfigure+0xfc/0x114 fs/fs_context.c:655
 reconfigure_super+0x1d4/0x7cc fs/super.c:977
 vfs_fsconfig_locked+0x164/0x374 fs/fsopen.c:263
 __do_sys_fsconfig fs/fsopen.c:448 [inline]
 __se_sys_fsconfig fs/fsopen.c:323 [inline]
 __arm64_sys_fsconfig+0x640/0x790 fs/fsopen.c:323
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:589