BUG: Bad page state in process syz.8.2014 pfn:34e41
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888000000002 pfn:0x34e41
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 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 13207, tgid 13206 (syz.8.2014), ts 307349107180, free_ts 306463049380
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 13148 tgid 13147 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
tlb_batch_list_free mm/mmu_gather.c:159 [inline]
tlb_finish_mmu+0x11f/0x200 mm/mmu_gather.c:468
exit_mmap+0x496/0xc40 mm/mmap.c:1887
__mmput+0x115/0x390 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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Not tainted 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:11c43
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888011c43dc0 pfn:0x11c43
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888011c43dc0 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 13207, tgid 13206 (syz.8.2014), ts 307349095992, free_ts 306463070951
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 13148 tgid 13147 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
tlb_batch_list_free mm/mmu_gather.c:159 [inline]
tlb_finish_mmu+0x11f/0x200 mm/mmu_gather.c:468
exit_mmap+0x496/0xc40 mm/mmap.c:1887
__mmput+0x115/0x390 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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:7996b
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88807996b080 pfn:0x7996b
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff88807996b080 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 13207, tgid 13206 (syz.8.2014), ts 307349086147, free_ts 306463081142
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 13148 tgid 13147 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
tlb_batch_list_free mm/mmu_gather.c:159 [inline]
tlb_finish_mmu+0x11f/0x200 mm/mmu_gather.c:468
exit_mmap+0x496/0xc40 mm/mmap.c:1887
__mmput+0x115/0x390 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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:56cc4
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888056cc4870 pfn:0x56cc4
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888056cc4870 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 13207, tgid 13206 (syz.8.2014), ts 307349075025, free_ts 306463091302
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 13148 tgid 13147 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
tlb_batch_list_free mm/mmu_gather.c:159 [inline]
tlb_finish_mmu+0x11f/0x200 mm/mmu_gather.c:468
exit_mmap+0x496/0xc40 mm/mmap.c:1887
__mmput+0x115/0x390 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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:23dfa
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888023dfaf50 pfn:0x23dfa
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888023dfaf50 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 13207, tgid 13206 (syz.8.2014), ts 307349063592, free_ts 306463101278
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 13148 tgid 13147 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
tlb_batch_list_free mm/mmu_gather.c:159 [inline]
tlb_finish_mmu+0x11f/0x200 mm/mmu_gather.c:468
exit_mmap+0x496/0xc40 mm/mmap.c:1887
__mmput+0x115/0x390 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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:64936
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888064936000 pfn:0x64936
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888064936000 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 13207, tgid 13206 (syz.8.2014), ts 307349052121, free_ts 306464664884
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:31a15
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888031a15f00 pfn:0x31a15
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888031a15f00 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 13207, tgid 13206 (syz.8.2014), ts 307349040567, free_ts 306464677355
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:5d0aa
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88805d0aa5a0 pfn:0x5d0aa
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff88805d0aa5a0 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 13207, tgid 13206 (syz.8.2014), ts 307349029763, free_ts 306464687474
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:3134e
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803134ef00 pfn:0x3134e
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff88803134ef00 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 13207, tgid 13206 (syz.8.2014), ts 307349018569, free_ts 306464698279
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:5d330
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88805d330e10 pfn:0x5d330
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff88805d330e10 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 13207, tgid 13206 (syz.8.2014), ts 307349008784, free_ts 306464717552
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:4e4be
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804e4bee10 pfn:0x4e4be
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff88804e4bee10 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 13207, tgid 13206 (syz.8.2014), ts 307348998007, free_ts 306464727327
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:30e17
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888030e17690 pfn:0x30e17
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888030e17690 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 13207, tgid 13206 (syz.8.2014), ts 307348987502, free_ts 306464736954
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8
BUG: Bad page state in process syz.8.2014 pfn:64844
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888064844f00 pfn:0x64844
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff88807df51000 0000000000000000
raw: ffff888064844f00 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 13207, tgid 13206 (syz.8.2014), ts 307348976999, free_ts 306464746693
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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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 969 tgid 969 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]
__kmalloc_cache_noprof+0x132/0x2c0 mm/slub.c:4290
kmalloc_noprof include/linux/slab.h:878 [inline]
kzalloc_noprof include/linux/slab.h:1014 [inline]
nsim_fib6_rt_create drivers/net/netdevsim/fib.c:547 [inline]
nsim_fib6_rt_insert drivers/net/netdevsim/fib.c:752 [inline]
nsim_fib6_event drivers/net/netdevsim/fib.c:856 [inline]
nsim_fib_event drivers/net/netdevsim/fib.c:889 [inline]
nsim_fib_event_work+0x19c5/0x4130 drivers/net/netdevsim/fib.c:1491
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: 0 UID: 0 PID: 13207 Comm: syz.8.2014 Tainted: G B 6.12.0-rc4-syzkaller-00971-gd30b56c8666d #0
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__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
packet_rcv+0x16f/0x14b0 net/packet/af_packet.c:2291
__netif_receive_skb_list_ptype net/core/dev.c:5716 [inline]
__netif_receive_skb_list_core+0x4ed/0x980 net/core/dev.c:5748
__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:4262
__sys_bpf+0x48d/0x810 kernel/bpf/syscall.c:5667
__do_sys_bpf kernel/bpf/syscall.c:5756 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5754 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5754
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: 0033:0x7f3b8c77e719
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:00007f3b8d614038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f3b8c935f80 RCX: 00007f3b8c77e719
RDX: 0000000000000048 RSI: 0000000020000600 RDI: 000000000000000a
RBP: 00007f3b8c7f132e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3b8c935f80 R15: 00007ffc8cd12ac8