BUG: Bad page state in process syz.0.17 pfn:43885
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x7ff80a781 pfn:0x43885
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: 00000007ff80a781 3fffffffffffffff 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 6088, tgid 6088 (syz.0.17), ts 57042558177, free_ts 56757319716
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_frag_netmem+0x219/0x9c0 net/core/page_pool.c:1072
page_pool_alloc_netmem include/net/page_pool/helpers.h:131 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x584/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:43886
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x7ff80a782 pfn:0x43886
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: 00000007ff80a782 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 6088, tgid 6088 (syz.0.17), ts 57042550402, free_ts 56757329446
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:32673
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888000000000 pfn:0x32673
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff888000000000 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 6088, tgid 6088 (syz.0.17), ts 57042543466, free_ts 56757339230
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:3bacb
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803bacb000 pfn:0x3bacb
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88803bacb000 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 6088, tgid 6088 (syz.0.17), ts 57042536495, free_ts 56757348653
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:2bc57
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802bc57d90 pfn:0x2bc57
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88802bc57d90 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 6088, tgid 6088 (syz.0.17), ts 57042529522, free_ts 56757358913
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:32f81
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888000000000 pfn:0x32f81
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff888000000000 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 6088, tgid 6088 (syz.0.17), ts 57042522416, free_ts 56757369327
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:2826c
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802826c060 pfn:0x2826c
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88802826c060 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 6088, tgid 6088 (syz.0.17), ts 57042515122, free_ts 56757375128
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
pagetable_free include/linux/mm.h:3004 [inline]
pagetable_dtor_free include/linux/mm.h:3107 [inline]
__tlb_remove_table include/asm-generic/tlb.h:220 [inline]
__tlb_remove_table_free mm/mmu_gather.c:227 [inline]
tlb_remove_table_rcu+0x121/0x320 mm/mmu_gather.c:290
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:43834
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x7ff80a730 pfn:0x43834
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: 00000007ff80a730 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 6088, tgid 6088 (syz.0.17), ts 57042507509, free_ts 56757381196
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 0 tgid 0 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x79c/0x1530 kernel/rcu/tree.c:2861
handle_softirqs+0x219/0x8e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x109/0x170 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:4ff0e
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804ff0e1e0 pfn:0x4ff0e
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88804ff0e1e0 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 6088, tgid 6088 (syz.0.17), ts 57042500366, free_ts 56766321033
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 13 tgid 13 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
discard_slab mm/slub.c:3330 [inline]
__put_partials+0x130/0x170 mm/slub.c:3876
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4978 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__kmalloc_cache_noprof+0x274/0x780 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
gro_cells_destroy net/core/gro_cells.c:135 [inline]
gro_cells_destroy+0x32b/0x540 net/core/gro_cells.c:115
ip_tunnel_dev_free+0x19/0x30 net/ipv4/ip_tunnel.c:1088
netdev_run_todo+0x78f/0x1320 net/core/dev.c:11594
ops_exit_rtnl_list net/core/net_namespace.c:189 [inline]
ops_undo_list+0x901/0xab0 net/core/net_namespace.c:248
cleanup_net+0x41b/0x8b0 net/core/net_namespace.c:695
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
process_scheduled_works kernel/workqueue.c:3346 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
kthread+0x3c5/0x780 kernel/kthread.c:463
ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:4ff0d
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804ff0d780 pfn:0x4ff0d
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88804ff0d780 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 6088, tgid 6088 (syz.0.17), ts 57042493170, free_ts 56766328508
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 13 tgid 13 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
discard_slab mm/slub.c:3330 [inline]
__put_partials+0x130/0x170 mm/slub.c:3876
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4978 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__kmalloc_cache_noprof+0x274/0x780 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
gro_cells_destroy net/core/gro_cells.c:135 [inline]
gro_cells_destroy+0x32b/0x540 net/core/gro_cells.c:115
ip_tunnel_dev_free+0x19/0x30 net/ipv4/ip_tunnel.c:1088
netdev_run_todo+0x78f/0x1320 net/core/dev.c:11594
ops_exit_rtnl_list net/core/net_namespace.c:189 [inline]
ops_undo_list+0x901/0xab0 net/core/net_namespace.c:248
cleanup_net+0x41b/0x8b0 net/core/net_namespace.c:695
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
process_scheduled_works kernel/workqueue.c:3346 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
kthread+0x3c5/0x780 kernel/kthread.c:463
ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:4ff0a
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804ff0af00 pfn:0x4ff0a
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88804ff0af00 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 6088, tgid 6088 (syz.0.17), ts 57042486370, free_ts 56766335263
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 13 tgid 13 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
discard_slab mm/slub.c:3330 [inline]
__put_partials+0x130/0x170 mm/slub.c:3876
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4978 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__kmalloc_cache_noprof+0x274/0x780 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
gro_cells_destroy net/core/gro_cells.c:135 [inline]
gro_cells_destroy+0x32b/0x540 net/core/gro_cells.c:115
ip_tunnel_dev_free+0x19/0x30 net/ipv4/ip_tunnel.c:1088
netdev_run_todo+0x78f/0x1320 net/core/dev.c:11594
ops_exit_rtnl_list net/core/net_namespace.c:189 [inline]
ops_undo_list+0x901/0xab0 net/core/net_namespace.c:248
cleanup_net+0x41b/0x8b0 net/core/net_namespace.c:695
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
process_scheduled_works kernel/workqueue.c:3346 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
kthread+0x3c5/0x780 kernel/kthread.c:463
ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:4ff0c
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804ff0cf00 pfn:0x4ff0c
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888021ea5000 0000000000000000
raw: ffff88804ff0cf00 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 6088, tgid 6088 (syz.0.17), ts 57042479157, free_ts 56766341310
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1af/0x220 mm/page_alloc.c:1845
prep_new_page mm/page_alloc.c:1853 [inline]
get_page_from_freelist+0x10a3/0x3a30 mm/page_alloc.c:3879
__alloc_frozen_pages_noprof+0x25f/0x2470 mm/page_alloc.c:5178
__alloc_pages_noprof mm/page_alloc.c:5212 [inline]
alloc_pages_bulk_noprof+0x77a/0x1410 mm/page_alloc.c:5132
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c7/0xca0 net/core/page_pool.c:612
page_pool_alloc_netmems net/core/page_pool.c:663 [inline]
page_pool_alloc_netmems+0xc4/0x190 net/core/page_pool.c:650
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:167 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:188 [inline]
skb_pp_cow_data+0x7c0/0xff0 net/core/skbuff.c:952
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:986
netif_skb_check_for_xdp net/core/dev.c:5429 [inline]
netif_receive_generic_xdp net/core/dev.c:5470 [inline]
do_xdp_generic+0x530/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 13 tgid 13 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1394 [inline]
__free_frozen_pages+0x7df/0x1160 mm/page_alloc.c:2901
discard_slab mm/slub.c:3330 [inline]
__put_partials+0x130/0x170 mm/slub.c:3876
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:352
kasan_slab_alloc include/linux/kasan.h:252 [inline]
slab_post_alloc_hook mm/slub.c:4978 [inline]
slab_alloc_node mm/slub.c:5288 [inline]
__kmalloc_cache_noprof+0x274/0x780 mm/slub.c:5766
kmalloc_noprof include/linux/slab.h:957 [inline]
gro_cells_destroy net/core/gro_cells.c:135 [inline]
gro_cells_destroy+0x32b/0x540 net/core/gro_cells.c:115
ip_tunnel_dev_free+0x19/0x30 net/ipv4/ip_tunnel.c:1088
netdev_run_todo+0x78f/0x1320 net/core/dev.c:11594
ops_exit_rtnl_list net/core/net_namespace.c:189 [inline]
ops_undo_list+0x901/0xab0 net/core/net_namespace.c:248
cleanup_net+0x41b/0x8b0 net/core/net_namespace.c:695
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3263
process_scheduled_works kernel/workqueue.c:3346 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3427
kthread+0x3c5/0x780 kernel/kthread.c:463
ret_from_fork+0x675/0x7d0 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
CPU: 3 UID: 0 PID: 6088 Comm: syz.0.17 Tainted: G B syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120
bad_page+0xcf/0x220 mm/page_alloc.c:649
free_page_is_bad mm/page_alloc.c:1082 [inline]
free_page_is_bad mm/page_alloc.c:1076 [inline]
free_pages_prepare mm/page_alloc.c:1386 [inline]
__free_frozen_pages+0x845/0x1160 mm/page_alloc.c:2901
page_frag_free+0x27f/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3ab/0xab0 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4191 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4215 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4237 [inline]
bpf_xdp_adjust_tail+0x887/0xcb0 net/core/filter.c:4230
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:721 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x61f/0x1570 net/core/dev.c:5360
netif_receive_generic_xdp net/core/dev.c:5476 [inline]
do_xdp_generic+0x8e6/0x1320 net/core/dev.c:5538
tun_get_user+0x1d41/0x3cc0 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x210 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x7d3/0x11d0 fs/read_write.c:686
ksys_write+0x12a/0x250 fs/read_write.c:738
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa05238e27f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007fff13b3f670 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa0525e5fa0 RCX: 00007fa05238e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa052413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa0525e5fa0 R14: 00007fa0525e5fa0 R15: 0000000000000003