BUG: Bad page state in process syz.6.1569  pfn:28305
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888000000002 pfn:0x28305
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888000000002 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 11840, tgid 11835 (syz.6.1569), ts 487269610348, free_ts 482615261453
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Not tainted 6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:33e1d
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888033e1ddc0 pfn:0x33e1d
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888033e1ddc0 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 11840, tgid 11835 (syz.6.1569), ts 487269599641, free_ts 482615299866
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:57224
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x6b pfn:0x57224
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: 000000000000006b 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 11840, tgid 11835 (syz.6.1569), ts 487269589618, free_ts 482615308518
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:27322
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888027322d90 pfn:0x27322
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888027322d90 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 11840, tgid 11835 (syz.6.1569), ts 487269578352, free_ts 482615317053
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:1e756
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88801e756780 pfn:0x1e756
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88801e756780 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 11840, tgid 11835 (syz.6.1569), ts 487269566920, free_ts 482615325759
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:25116
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888025116000 pfn:0x25116
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888025116000 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 11840, tgid 11835 (syz.6.1569), ts 487269518942, free_ts 482615334384
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:7060f
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88807060fc98 pfn:0x7060f
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88807060fc98 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 11840, tgid 11835 (syz.6.1569), ts 487269506992, free_ts 482615343002
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:6157f
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806157ffc0 pfn:0x6157f
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88806157ffc0 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 11840, tgid 11835 (syz.6.1569), ts 487269495223, free_ts 482615351610
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:68314
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888068314c80 pfn:0x68314
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888068314c80 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 11840, tgid 11835 (syz.6.1569), ts 487269483660, free_ts 482615360250
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 6905 tgid 6905 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638
 vfree+0x186/0x2e0 mm/vmalloc.c:3361
 delayed_vfree_work+0x56/0x80 mm/vmalloc.c:3282
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa63/0x1850 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:55cff
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888055cffc80 pfn:0x55cff
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888055cffc80 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 11840, tgid 11835 (syz.6.1569), ts 487269474497, free_ts 482615625861
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:28002
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888028002dc0 pfn:0x28002
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff888028002dc0 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 11840, tgid 11835 (syz.6.1569), ts 487269465705, free_ts 482615635638
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:2eca9
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802eca9230 pfn:0x2eca9
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88802eca9230 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 11840, tgid 11835 (syz.6.1569), ts 487269456900, free_ts 482615645197
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:6c4ca
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88806c4cadc0 pfn:0x6c4ca
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88806c4cadc0 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 11840, tgid 11835 (syz.6.1569), ts 487269446390, free_ts 482615654507
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:7f2f4
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88807f2f4640 pfn:0x7f2f4
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88807f2f4640 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 11840, tgid 11835 (syz.6.1569), ts 487269434392, free_ts 482615663885
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:323ff
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880323ffdc0 pfn:0x323ff
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff8880323ffdc0 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 11840, tgid 11835 (syz.6.1569), ts 487269422911, free_ts 482615685293
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:2edcb
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802edcbfc0 pfn:0x2edcb
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff88802edcbfc0 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 11840, tgid 11835 (syz.6.1569), ts 487269411154, free_ts 482615694826
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f86da1f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f86da336058 R15: 00007ffe3a652f28
 </TASK>
BUG: Bad page state in process syz.6.1569  pfn:311a0
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880311a0990 pfn:0x311a0
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88806718a000 0000000000000000
raw: ffff8880311a0990 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 11840, tgid 11835 (syz.6.1569), ts 487269399263, free_ts 482615703888
 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+0x3033/0x3180 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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 11692 tgid 11682 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1108 [inline]
 free_unref_folios+0xee2/0x18a0 mm/page_alloc.c:2686
 folios_put_refs+0x76c/0x860 mm/swap.c:1007
 free_pages_and_swap_cache+0x2ea/0x690 mm/swap_state.c:332
 __tlb_batch_free_encoded_pages mm/mmu_gather.c:136 [inline]
 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:366 [inline]
 tlb_flush_mmu+0x3a3/0x680 mm/mmu_gather.c:373
 tlb_finish_mmu+0xd4/0x200 mm/mmu_gather.c:465
 exit_mmap+0x496/0xc40 mm/mmap.c:1925
 __mmput+0x115/0x380 kernel/fork.c:1347
 exit_mm+0x220/0x310 kernel/exit.c:571
 do_exit+0x9b2/0x28e0 kernel/exit.c:926
 do_group_exit+0x207/0x2c0 kernel/exit.c:1088
 get_signal+0x16a3/0x1740 kernel/signal.c:2917
 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Modules linked in:
CPU: 1 UID: 0 PID: 11840 Comm: syz.6.1569 Tainted: G    B              6.12.0-rc5-syzkaller-00044-gc1e939a21eb1 #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+0xe9c/0xf00 mm/page_alloc.c:2638
 skb_free_frag include/linux/skbuff.h:3399 [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:5640
 __netif_receive_skb_list_core+0x2b1/0x980 net/core/dev.c:5741
 __netif_receive_skb_list net/core/dev.c:5808 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5899
 netif_receive_skb_list+0x55/0x4b0 net/core/dev.c:5951
 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:4266
 __sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5671
 __do_sys_bpf kernel/bpf/syscall.c:5760 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5758 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5758
 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: 0033:0x7f86da17e719
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f86db03e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f86da336058 RCX: 00007f86da17e719