* BUG: stack guard page was hit in __zone_watermark_ok
@ 2020-08-27 5:45 syzbot
0 siblings, 0 replies; only message in thread
From: syzbot @ 2020-08-27 5:45 UTC (permalink / raw)
To: andriin, ast, bpf, daniel, davem, edumazet, hawk, jiri,
john.fastabend, kafai, kpsingh, kuba, linux-kernel, netdev,
roopa, songliubraving, syzkaller-bugs, yhs
Hello,
syzbot found the following issue on:
HEAD commit: 85eb5bc3 net: atheros: switch from 'pci_' to 'dma_' API
git tree: net-next
console output: https://syzkaller.appspot.com/x/log.txt?x=14e32139900000
kernel config: https://syzkaller.appspot.com/x/.config?x=a0437fdd630bee11
dashboard link: https://syzkaller.appspot.com/bug?extid=144d1f35995353c5779c
compiler: gcc (GCC) 10.1.0-syz 20200507
Unfortunately, I don't have any reproducer for this issue yet.
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+144d1f35995353c5779c@syzkaller.appspotmail.com
BUG: stack guard page was hit at 00000000b2f481cf (stack is 000000009cbf9546..0000000099742d14)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 29993 Comm: syz-executor.4 Not tainted 5.9.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:instrument_atomic_read include/linux/instrumented.h:56 [inline]
RIP: 0010:atomic64_read include/asm-generic/atomic-instrumented.h:837 [inline]
RIP: 0010:atomic_long_read include/asm-generic/atomic-long.h:29 [inline]
RIP: 0010:zone_page_state include/linux/vmstat.h:217 [inline]
RIP: 0010:__zone_watermark_unusable_free mm/page_alloc.c:3508 [inline]
RIP: 0010:__zone_watermark_ok+0x23f/0x3f0 mm/page_alloc.c:3529
Code: c4 28 31 c0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 49 8d bc 24 98 06 00 00 be 08 00 00 00 4c 89 4c 24 20 4c 89 54 24 18 89 54 24 10 <4c> 89 44 24 08 48 89 3c 24 e8 33 78 08 00 48 8b 3c 24 48 b8 00 00
RSP: 0018:ffffc900169f7ff0 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88812fffc498
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88812fffbe00
R13: 0000000000000040 R14: 0000000000000002 R15: 0000000000000000
FS: 00007f98bc4db700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc900169f7fe8 CR3: 00000002063a9000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
zone_watermark_fast mm/page_alloc.c:3612 [inline]
get_page_from_freelist+0x102f/0x37f0 mm/page_alloc.c:3785
__alloc_pages_slowpath.constprop.0+0x322/0x2860 mm/page_alloc.c:4592
__alloc_pages_nodemask+0x62c/0x790 mm/page_alloc.c:4901
__alloc_pages include/linux/gfp.h:509 [inline]
__alloc_pages_node include/linux/gfp.h:522 [inline]
kmem_getpages mm/slab.c:1376 [inline]
cache_grow_begin+0x71/0x430 mm/slab.c:2590
cache_alloc_refill+0x27b/0x340 mm/slab.c:2962
____cache_alloc mm/slab.c:3045 [inline]
____cache_alloc mm/slab.c:3028 [inline]
slab_alloc_node mm/slab.c:3241 [inline]
kmem_cache_alloc_node_trace+0x3de/0x400 mm/slab.c:3592
__do_kmalloc_node mm/slab.c:3614 [inline]
__kmalloc_node_track_caller+0x38/0x60 mm/slab.c:3629
__kmalloc_reserve net/core/skbuff.c:142 [inline]
__alloc_skb+0xae/0x550 net/core/skbuff.c:210
alloc_skb include/linux/skbuff.h:1085 [inline]
nlmsg_new include/net/netlink.h:944 [inline]
rtmsg_ifinfo_build_skb+0x72/0x1a0 net/core/rtnetlink.c:3804
rtmsg_ifinfo_event net/core/rtnetlink.c:3840 [inline]
rtmsg_ifinfo_event net/core/rtnetlink.c:3831 [inline]
rtnetlink_event+0x123/0x1d0 net/core/rtnetlink.c:5614
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
bond_compute_features+0x562/0xa80 drivers/net/bonding/bond_main.c:1308
bond_slave_netdev_event drivers/net/bonding/bond_main.c:3375 [inline]
bond_netdev_event+0x871/0xb80 drivers/net/bonding/bond_main.c:3415
notifier_call_chain+0xb5/0x200 kernel/notifier.c:83
call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2033
call_netdevice_notifiers_extack net/core/dev.c:2045 [inline]
call_netdevice_notifiers net/core/dev.c:2059 [inline]
netdev_features_change net/core/dev.c:1444 [inline]
netdev_sync_lower_features net/core/dev.c:9371 [inline]
__netdev_update_features+0x88d/0x1360 net/core/dev.c:9502
netdev_change_features+0x61/0xb0 net/core/dev.c:9574
Lost 504 message(s)!
---[ end trace 99fc362a1b5e94a8 ]---
RIP: 0010:instrument_atomic_read include/linux/instrumented.h:56 [inline]
RIP: 0010:atomic64_read include/asm-generic/atomic-instrumented.h:837 [inline]
RIP: 0010:atomic_long_read include/asm-generic/atomic-long.h:29 [inline]
RIP: 0010:zone_page_state include/linux/vmstat.h:217 [inline]
RIP: 0010:__zone_watermark_unusable_free mm/page_alloc.c:3508 [inline]
RIP: 0010:__zone_watermark_ok+0x23f/0x3f0 mm/page_alloc.c:3529
Code: c4 28 31 c0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 49 8d bc 24 98 06 00 00 be 08 00 00 00 4c 89 4c 24 20 4c 89 54 24 18 89 54 24 10 <4c> 89 44 24 08 48 89 3c 24 e8 33 78 08 00 48 8b 3c 24 48 b8 00 00
RSP: 0018:ffffc900169f7ff0 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88812fffc498
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88812fffbe00
R13: 0000000000000040 R14: 0000000000000002 R15: 0000000000000000
FS: 00007f98bc4db700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc900169f7fe8 CR3: 00000002063a9000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
---
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2020-08-27 5:45 BUG: stack guard page was hit in __zone_watermark_ok syzbot
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