BUG: Bad page state in process syz.0.17 pfn:31a85
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888031a85f00 pfn:0x31a85
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff888031a85f00 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 6076, tgid 6076 (syz.0.17), ts 65423264339, free_ts 65244243234
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:5056f
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88805056f0f0 pfn:0x5056f
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff88805056f0f0 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 6076, tgid 6076 (syz.0.17), ts 65423257443, free_ts 65244248993
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:50575
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888050575b40 pfn:0x50575
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff888050575b40 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 6076, tgid 6076 (syz.0.17), ts 65423251097, free_ts 65244254982
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:50574
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880505743c0 pfn:0x50574
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff8880505743c0 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 6076, tgid 6076 (syz.0.17), ts 65423244484, free_ts 65244260730
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:50573
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888050573f00 pfn:0x50573
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff888050573f00 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 6076, tgid 6076 (syz.0.17), ts 65423238221, free_ts 65244266379
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:4f947
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804f947000 pfn:0x4f947
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff88804f947000 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 6076, tgid 6076 (syz.0.17), ts 65423231877, free_ts 65244272151
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:4f949
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804f949f00 pfn:0x4f949
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff88804f949f00 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 6076, tgid 6076 (syz.0.17), ts 65423225159, free_ts 65244277883
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:33544
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888033544870 pfn:0x33544
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff888033544870 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 6076, tgid 6076 (syz.0.17), ts 65423218598, free_ts 65244286640
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 6039 tgid 6039 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
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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:50578
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888050578000 pfn:0x50578
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff888050578000 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 6076, tgid 6076 (syz.0.17), ts 65423212377, free_ts 65244296856
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 6039 tgid 6039 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
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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:336f7
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880336f7f00 pfn:0x336f7
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff8880336f7f00 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 6076, tgid 6076 (syz.0.17), ts 65423205983, free_ts 65244331645
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:50577
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888050577a50 pfn:0x50577
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff888050577a50 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 6076, tgid 6076 (syz.0.17), ts 65423199521, free_ts 65244337416
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003
BUG: Bad page state in process syz.0.17 pfn:42023
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880420233c0 pfn:0x42023
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000000 dead000000000040 ffff888022300000 0000000000000000
raw: ffff8880420233c0 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 6076, tgid 6076 (syz.0.17), ts 65423192456, free_ts 65244342928
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 6039 tgid 6039 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]
kzalloc_noprof include/linux/slab.h:1094 [inline]
inet_alloc_ifa+0x43/0x190 net/ipv4/devinet.c:212
inet_rtm_to_ifa net/ipv4/devinet.c:904 [inline]
inet_rtm_newaddr+0x3b5/0x1540 net/ipv4/devinet.c:980
rtnetlink_rcv_msg+0x95e/0xe90 net/core/rtnetlink.c:6951
netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
netlink_unicast+0x5aa/0x870 net/netlink/af_netlink.c:1346
netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896
sock_sendmsg_nosec net/socket.c:727 [inline]
__sock_sendmsg net/socket.c:742 [inline]
__sys_sendto+0x4a3/0x520 net/socket.c:2244
__do_sys_sendto net/socket.c:2251 [inline]
__se_sys_sendto net/socket.c:2247 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2247
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
Modules linked in:
CPU: 0 UID: 0 PID: 6076 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: 0033:0x7fa53b38e27f
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:00007fff3df79630 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa53b5e5fa0 RCX: 00007fa53b38e27f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007fa53b413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa53b5e5fa0 R14: 00007fa53b5e5fa0 R15: 0000000000000003