BUG: Bad page state in process syz-executor375  pfn:309eb
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880309ebdc0 pfn:0x309eb
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff8880309ebdc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050351840, free_ts 79927418264
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Not tainted 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:309ec
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880309ecdc0 pfn:0x309ec
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff8880309ecdc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050339102, free_ts 79927429672
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:309ed
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880309eddc0 pfn:0x309ed
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff8880309eddc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050326583, free_ts 79927440689
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:309ee
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880309eedc0 pfn:0x309ee
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff8880309eedc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050314126, free_ts 79927451745
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:309ef
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880309efdc0 pfn:0x309ef
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff8880309efdc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050301360, free_ts 79927462690
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc0
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc0dc0 pfn:0x30bc0
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc0dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050288823, free_ts 79927473843
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc1
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc1dc0 pfn:0x30bc1
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc1dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050276271, free_ts 79927484890
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc2
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc2dc0 pfn:0x30bc2
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc2dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050263360, free_ts 79927496048
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc3
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc3dc0 pfn:0x30bc3
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc3dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050250733, free_ts 79927507191
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc4
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc4dc0 pfn:0x30bc4
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc4dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050238110, free_ts 79927570445
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc5
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc5dc0 pfn:0x30bc5
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc5dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050225618, free_ts 79927581743
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc6
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc6dc0 pfn:0x30bc6
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc6dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050213057, free_ts 79927593338
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc7
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc7dc0 pfn:0x30bc7
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc7dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050200254, free_ts 79927604238
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc8
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc8dc0 pfn:0x30bc8
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc8dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050179197, free_ts 79927615467
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bc9
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bc9dc0 pfn:0x30bc9
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bc9dc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050166580, free_ts 79927626629
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f15df79f330 R08: 00007f15df6ae6c0 R09: 00007f15df6ae6c0
R10: 00007f15df6ae6c0 R11: 0000000000000246 R12: 00007f15df76c074
R13: 2caa1414ac000000 R14: 656c6c616b7a7973 R15: 00007ffdeec632f8
 </TASK>
BUG: Bad page state in process syz-executor375  pfn:30bca
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030bcadc0 pfn:0x30bca
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888030ac8000 0000000000000000
raw: ffff888030bcadc0 0000000000000001 00000000ffffffff 0000000000000000
page dumped because: page_pool leak
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2820(GFP_ATOMIC|__GFP_NOWARN), pid 5729, tgid 5726 (syz-executor375), ts 80050154062, free_ts 79927638774
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1537
 prep_new_page mm/page_alloc.c:1545 [inline]
 get_page_from_freelist+0x3045/0x3190 mm/page_alloc.c:3457
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4733
 alloc_pages_bulk_noprof+0x729/0xd40 mm/page_alloc.c:4681
 alloc_pages_bulk_array_node_noprof include/linux/gfp.h:239 [inline]
 __page_pool_alloc_pages_slow+0x122/0x690 net/core/page_pool.c:538
 page_pool_alloc_netmem net/core/page_pool.c:590 [inline]
 page_pool_alloc_pages+0xd0/0x1c0 net/core/page_pool.c:597
 page_pool_dev_alloc_pages include/net/page_pool/helpers.h:96 [inline]
 xdp_test_run_batch net/bpf/test_run.c:305 [inline]
 bpf_test_run_xdp_live+0x950/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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 last free pid 52 tgid 52 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcfb/0xf20 mm/page_alloc.c:2638
 discard_slab mm/slub.c:2677 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3145
 put_cpu_partial+0x17c/0x250 mm/slub.c:3220
 __slab_free+0x2ea/0x3d0 mm/slub.c:4449
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:247 [inline]
 slab_post_alloc_hook mm/slub.c:4085 [inline]
 slab_alloc_node mm/slub.c:4134 [inline]
 kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141
 ext4_init_io_end+0x29/0x130 fs/ext4/page-io.c:277
 ext4_do_writepages+0xd4a/0x3d20 fs/ext4/inode.c:2689
 ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2813
 do_writepages+0x35d/0x870 mm/page-writeback.c:2683
 __writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1658
 writeback_sb_inodes+0x80c/0x1370 fs/fs-writeback.c:1954
 __writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2025
 wb_writeback+0x42f/0xbd0 fs/fs-writeback.c:2136
Modules linked in:
CPU: 0 UID: 0 PID: 5729 Comm: syz-executor375 Tainted: G    B              6.12.0-rc2-syzkaller-00631-g6d858708d465 #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 bad_page+0x166/0x1b0 mm/page_alloc.c:501
 free_page_is_bad mm/page_alloc.c:918 [inline]
 free_pages_prepare mm/page_alloc.c:1100 [inline]
 free_unref_page+0xed0/0xf20 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3405 [inline]
 skb_free_head net/core/skbuff.c:1096 [inline]
 skb_release_data+0x6dc/0x8a0 net/core/skbuff.c:1125
 skb_release_all net/core/skbuff.c:1190 [inline]
 __kfree_skb net/core/skbuff.c:1204 [inline]
 sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242
 kfree_skb_reason include/linux/skbuff.h:1262 [inline]
 __netif_receive_skb_core+0x3edd/0x4570 net/core/dev.c:5642
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5743
 __netif_receive_skb_list net/core/dev.c:5810 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5901
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5953
 xdp_recv_frames net/bpf/test_run.c:279 [inline]
 xdp_test_run_batch net/bpf/test_run.c:360 [inline]
 bpf_test_run_xdp_live+0x1b0d/0x2160 net/bpf/test_run.c:389
 bpf_prog_test_run_xdp+0x805/0x11e0 net/bpf/test_run.c:1317
 bpf_prog_test_run+0x2e4/0x360 kernel/bpf/syscall.c:4247
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5652
 __do_sys_bpf kernel/bpf/syscall.c:5741 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5739 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5739
 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
RIP: 0033:0x7f15df714e69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f15df6ae228 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f15df79f338 RCX: 00007f15df714e69