BUG: Bad page state in process syz.2.3741 pfn:46990
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803418c980 pfn:0x46990
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: ffff88803418c980 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 6815, tgid 6812 (syz.2.3741), ts 505923443240, free_ts 505827101361
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
page_pool_alloc_frag_netmem+0x21d/0xa00 net/core/page_pool.c:1076
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+0x5d4/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:4693f
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x200000000 pfn:0x4693f
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 0000000200000000 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 6815, tgid 6812 (syz.2.3741), ts 505923436550, free_ts 505827123031
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:663dd
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88802e07d5c0 pfn:0x663dd
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: ffff88802e07d5c0 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 6815, tgid 6812 (syz.2.3741), ts 505923430407, free_ts 505827144736
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:46976
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x2000000af pfn:0x46976
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 00000002000000af 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 6815, tgid 6812 (syz.2.3741), ts 505923423712, free_ts 505827166688
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:46977
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x200000000 pfn:0x46977
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 0000000200000000 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 6815, tgid 6812 (syz.2.3741), ts 505923417396, free_ts 505827198432
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:46973
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x2000000b2 pfn:0x46973
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 00000002000000b2 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 6815, tgid 6812 (syz.2.3741), ts 505923411281, free_ts 505827223849
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:4697f
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x2000000b5 pfn:0x4697f
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 00000002000000b5 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 6815, tgid 6812 (syz.2.3741), ts 505923404768, free_ts 505827245753
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:663f5
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888000000000 pfn:0x663f5
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 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 6815, tgid 6812 (syz.2.3741), ts 505923398544, free_ts 505827269607
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:46938
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x200000000 pfn:0x46938
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 0000000200000000 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 6815, tgid 6812 (syz.2.3741), ts 505923392145, free_ts 505827291867
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:46980
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x200000000 pfn:0x46980
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 0000000200000000 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 6815, tgid 6812 (syz.2.3741), ts 505923386047, free_ts 505827313846
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:46981
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x2000000b7 pfn:0x46981
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 00000002000000b7 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 6815, tgid 6812 (syz.2.3741), ts 505923379816, free_ts 505827335673
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88
BUG: Bad page state in process syz.2.3741 pfn:4693e
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x200000113 pfn:0x4693e
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff8880222ea000 0000000000000000
raw: 0000000200000113 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 6815, tgid 6812 (syz.2.3741), ts 505923373684, free_ts 505827357579
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1e1/0x250 mm/page_alloc.c:1884
prep_new_page mm/page_alloc.c:1892 [inline]
get_page_from_freelist+0xe3d/0x2e10 mm/page_alloc.c:3945
__alloc_frozen_pages_noprof+0x26c/0x2410 mm/page_alloc.c:5240
__alloc_pages_noprof mm/page_alloc.c:5274 [inline]
alloc_pages_bulk_noprof+0x777/0x1500 mm/page_alloc.c:5194
alloc_pages_bulk_node_noprof include/linux/gfp.h:255 [inline]
__page_pool_alloc_netmems_slow+0x1c6/0xc10 net/core/page_pool.c:616
page_pool_alloc_netmems net/core/page_pool.c:667 [inline]
page_pool_alloc_netmems+0xc4/0x1a0 net/core/page_pool.c:654
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+0x80f/0x10c0 net/core/skbuff.c:972
skb_cow_data_for_xdp+0x88/0xb0 net/core/skbuff.c:1006
netif_skb_check_for_xdp net/core/dev.c:5500 [inline]
netif_receive_generic_xdp net/core/dev.c:5541 [inline]
do_xdp_generic+0x542/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 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:1433 [inline]
__free_frozen_pages+0x822/0x1130 mm/page_alloc.c:2973
__pagetable_free include/linux/mm.h:3204 [inline]
pagetable_free include/linux/mm.h:3228 [inline]
pagetable_dtor_free include/linux/mm.h:3332 [inline]
__tlb_remove_table include/asm-generic/tlb.h:221 [inline]
__tlb_remove_table_free mm/mmu_gather.c:228 [inline]
tlb_remove_table_rcu+0x2b2/0x390 mm/mmu_gather.c:291
rcu_do_batch kernel/rcu/tree.c:2605 [inline]
rcu_core+0x7c0/0x15c0 kernel/rcu/tree.c:2857
handle_softirqs+0x1ea/0x910 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
Modules linked in:
CPU: 2 UID: 0 PID: 6815 Comm: syz.2.3741 Tainted: G B L syzkaller #0 PREEMPT(full)
Tainted: [B]=BAD_PAGE, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
bad_page.cold+0xbe/0xdf mm/page_alloc.c:677
free_page_is_bad mm/page_alloc.c:1121 [inline]
free_page_is_bad mm/page_alloc.c:1115 [inline]
free_pages_prepare mm/page_alloc.c:1425 [inline]
__free_frozen_pages+0x856/0x1130 mm/page_alloc.c:2973
page_frag_free+0x284/0x2e0 mm/page_frag_cache.c:169
__xdp_return+0x3cd/0xb90 net/core/xdp.c:448
bpf_xdp_shrink_data net/core/filter.c:4202 [inline]
bpf_xdp_frags_shrink_tail net/core/filter.c:4226 [inline]
____bpf_xdp_adjust_tail net/core/filter.c:4248 [inline]
bpf_xdp_adjust_tail+0x854/0xb60 net/core/filter.c:4241
bpf_prog_5d7dc57dfd7f985a+0x1e/0x24
__bpf_prog_run include/linux/filter.h:723 [inline]
bpf_prog_run_xdp include/net/xdp.h:696 [inline]
bpf_prog_run_generic_xdp+0x614/0x1510 net/core/dev.c:5431
netif_receive_generic_xdp net/core/dev.c:5547 [inline]
do_xdp_generic+0x8f8/0x1270 net/core/dev.c:5609
tun_get_user+0x1bd2/0x3e10 drivers/net/tun.c:1872
tun_chr_write_iter+0xdc/0x200 drivers/net/tun.c:1999
new_sync_write fs/read_write.c:593 [inline]
vfs_write+0x6ac/0x1070 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+0xc9/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2bd895b78e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f2bd98cefb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2bd98cf6c0 RCX: 00007f2bd895b78e
RDX: 000000000000fdef RSI: 00002000000001c0 RDI: 00000000000000c8
RBP: 00007f2bd8a08c1f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2bd8c16218 R14: 00007f2bd8c16180 R15: 00007ffda3969c88