BUG: Bad page state in process syz.0.0 pfn:38b89
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888038b89600 pfn:0x38b89
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff888038b89600 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 5321, tgid 5320 (syz.0.0), ts 69004965340, free_ts 66951825351
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmems net/core/page_pool.c:593 [inline]
page_pool_alloc_frag_netmem+0x59c/0x940 net/core/page_pool.c:998
page_pool_alloc_netmem include/net/page_pool/helpers.h:131 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcea/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:4080d
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804080d100 pfn:0x4080d
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88804080d100 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 5321, tgid 5320 (syz.0.0), ts 69004955921, free_ts 66951853416
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:413a4
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880413a4000 pfn:0x413a4
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff8880413a4000 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 5321, tgid 5320 (syz.0.0), ts 69004948603, free_ts 66951869842
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:3f4ef
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803f4efe88 pfn:0x3f4ef
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88803f4efe88 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 5321, tgid 5320 (syz.0.0), ts 69004941155, free_ts 66951875549
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:42858
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888042858d80 pfn:0x42858
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff888042858d80 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 5321, tgid 5320 (syz.0.0), ts 69004934227, free_ts 66951880914
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:43f0b
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888043f0b360 pfn:0x43f0b
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff888043f0b360 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 5321, tgid 5320 (syz.0.0), ts 69004926841, free_ts 66951888054
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:3515b
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803515b4d8 pfn:0x3515b
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88803515b4d8 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 5321, tgid 5320 (syz.0.0), ts 69004919505, free_ts 66951892364
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:4040b
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804040bc00 pfn:0x4040b
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88804040bc00 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 5321, tgid 5320 (syz.0.0), ts 69004912299, free_ts 66951896509
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:412dc
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff8880412dc400 pfn:0x412dc
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff8880412dc400 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 5321, tgid 5320 (syz.0.0), ts 69004904909, free_ts 66951901332
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:4285c
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88804285c600 pfn:0x4285c
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88804285c600 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 5321, tgid 5320 (syz.0.0), ts 69004897725, free_ts 66951990052
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:3f28b
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803f28b510 pfn:0x3f28b
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88803f28b510 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 5321, tgid 5320 (syz.0.0), ts 69004890161, free_ts 66952003627
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8
BUG: Bad page state in process syz.0.0 pfn:3f849
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff88803f8499b0 pfn:0x3f849
flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff)
raw: 04fff00000000000 dead000000000040 ffff88801e4d0000 0000000000000000
raw: ffff88803f8499b0 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 5321, tgid 5320 (syz.0.0), ts 69004882308, free_ts 66952007656
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
__alloc_pages_noprof mm/page_alloc.c:4774 [inline]
alloc_pages_bulk_noprof+0x847/0xae0 mm/page_alloc.c:4694
alloc_pages_bulk_node_noprof include/linux/gfp.h:235 [inline]
__page_pool_alloc_pages_slow+0x11f/0x690 net/core/page_pool.c:542
page_pool_alloc_netmem include/net/page_pool/helpers.h:128 [inline]
page_pool_alloc include/net/page_pool/helpers.h:160 [inline]
page_pool_dev_alloc include/net/page_pool/helpers.h:181 [inline]
skb_pp_cow_data+0xcc8/0x1720 net/core/skbuff.c:893
netif_skb_check_for_xdp net/core/dev.c:5259 [inline]
netif_receive_generic_xdp net/core/dev.c:5298 [inline]
do_xdp_generic+0x505/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
page last free pid 3056 tgid 3056 stack trace:
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_frozen_pages+0xe0d/0x10e0 mm/page_alloc.c:2660
__slab_free+0x2c2/0x380 mm/slub.c:4544
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4138 [inline]
slab_alloc_node mm/slub.c:4187 [inline]
kmem_cache_alloc_node_noprof+0x1d9/0x380 mm/slub.c:4239
__alloc_skb+0x1c3/0x440 net/core/skbuff.c:596
alloc_skb include/linux/skbuff.h:1331 [inline]
nlmsg_new include/net/netlink.h:1018 [inline]
rtmsg_ifinfo_build_skb+0x84/0x260 net/core/rtnetlink.c:4357
rtmsg_ifinfo_event net/core/rtnetlink.c:4399 [inline]
rtmsg_ifinfo+0x91/0x1b0 net/core/rtnetlink.c:4408
netdev_state_change+0x139/0x1a0 net/core/dev.c:1539
linkwatch_do_dev+0x112/0x170 net/core/link_watch.c:186
__linkwatch_run_queue+0x44f/0x6c0 net/core/link_watch.c:243
linkwatch_event+0x4c/0x60 net/core/link_watch.c:286
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Tainted: G B 6.14.0-syzkaller-00624-g2f2d52945852 #0
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+0x241/0x360 lib/dump_stack.c:120
bad_page+0x176/0x1d0 mm/page_alloc.c:501
free_page_is_bad mm/page_alloc.c:923 [inline]
free_pages_prepare mm/page_alloc.c:1119 [inline]
free_frozen_pages+0x1082/0x10e0 mm/page_alloc.c:2660
bpf_xdp_shrink_data net/core/filter.c:4155 [inline]
bpf_xdp_frags_shrink_tail+0x3b3/0x780 net/core/filter.c:4175
____bpf_xdp_adjust_tail net/core/filter.c:4200 [inline]
bpf_xdp_adjust_tail+0x1c6/0x210 net/core/filter.c:4193
bpf_prog_f476d5219b92964a+0x1e/0x20
__bpf_prog_run include/linux/filter.h:701 [inline]
bpf_prog_run_xdp include/net/xdp.h:654 [inline]
bpf_prog_run_generic_xdp+0x686/0x1510 net/core/dev.c:5191
netif_receive_generic_xdp net/core/dev.c:5304 [inline]
do_xdp_generic+0x757/0xd30 net/core/dev.c:5366
tun_get_user+0x2a4b/0x4860 drivers/net/tun.c:1929
tun_chr_write_iter+0x10d/0x1f0 drivers/net/tun.c:2053
new_sync_write fs/read_write.c:591 [inline]
vfs_write+0xacf/0xd10 fs/read_write.c:684
ksys_write+0x18f/0x2b0 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e0ab8bc1f
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:00007f6e0baa7000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f6e0ada5fa0 RCX: 00007f6e0ab8bc1f
RDX: 000000000000fdef RSI: 0000200000000a80 RDI: 00000000000000c8
RBP: 00007f6e0ac0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f6e0ada5fa0 R15: 00007fffd70c18f8