possible deadlock in sch_direct

possible deadlock in sch_direct_xmit (2)
Status: upstream: reported on 2020/04/29 00:59
Reported-by: syzbot+e18ac85757292b7baf96@syzkaller.appspotmail.com
First crash: 78d, last: 5d06h

similar bugs (5):
Kernel	Title	Repro	Bisected	Count	Last	Reported	Patched	Status
android-44	possible deadlock in sch_direct_xmit	C		240	221d	458d	0/2	public: reported C repro on 2019/04/11 08:44
upstream	possible deadlock in sch_direct_xmit	C	cause+fix	1548	229d	908d	17/17	fixed on 2020/04/17 19:57
linux-4.14	possible deadlock in sch_direct_xmit			1	405d	405d	0/1	auto-closed as invalid on 2019/10/25 08:40
linux-4.14	possible deadlock in sch_direct_xmit (2)			1	239d	239d	0/1	auto-closed as invalid on 2020/03/15 19:58
linux-4.19	possible deadlock in sch_direct_xmit			1	407d	407d	0/1	auto-closed as invalid on 2019/10/25 08:50

Sample crash report:

======================================================
WARNING: possible circular locking dependency detected
5.8.0-rc2-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor.1/22939 is trying to acquire lock:
ffff8880947e6c98 (_xmit_TUNNEL6#2){+.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:353 [inline]
ffff8880947e6c98 (_xmit_TUNNEL6#2){+.-.}-{2:2}, at: __netif_tx_lock include/linux/netdevice.h:4085 [inline]
ffff8880947e6c98 (_xmit_TUNNEL6#2){+.-.}-{2:2}, at: sch_direct_xmit+0x25c/0xc00 net/sched/sch_generic.c:311

but task is already holding lock:
ffff88804f7dd218 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:353 [inline]
ffff88804f7dd218 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}, at: __dev_xmit_skb net/core/dev.c:3762 [inline]
ffff88804f7dd218 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}, at: __dev_queue_xmit+0x2780/0x2d60 net/core/dev.c:4100

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}:
       __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
       _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151
       spin_lock include/linux/spinlock.h:353 [inline]
       __dev_xmit_skb net/core/dev.c:3762 [inline]
       __dev_queue_xmit+0x2780/0x2d60 net/core/dev.c:4100
       neigh_hh_output include/net/neighbour.h:498 [inline]
       neigh_output include/net/neighbour.h:507 [inline]
       ip6_finish_output2+0x7f1/0x17b0 net/ipv6/ip6_output.c:117
       __ip6_finish_output net/ipv6/ip6_output.c:143 [inline]
       __ip6_finish_output+0x447/0xab0 net/ipv6/ip6_output.c:128
       ip6_finish_output+0x34/0x1f0 net/ipv6/ip6_output.c:153
       NF_HOOK_COND include/linux/netfilter.h:296 [inline]
       ip6_output+0x1db/0x520 net/ipv6/ip6_output.c:176
       dst_output include/net/dst.h:435 [inline]
       ip6_local_out+0xaf/0x1a0 net/ipv6/output_core.c:179
       ip6_send_skb+0xb7/0x340 net/ipv6/ip6_output.c:1865
       ip6_push_pending_frames+0xbd/0xe0 net/ipv6/ip6_output.c:1885
       icmpv6_push_pending_frames+0x294/0x470 net/ipv6/icmp.c:304
       icmp6_send+0x1d2b/0x26b0 net/ipv6/icmp.c:617
       icmpv6_send+0xde/0x210 net/ipv6/ip6_icmp.c:43
       ip6_link_failure+0x26/0x500 net/ipv6/route.c:2665
       dst_link_failure include/net/dst.h:418 [inline]
       vti6_xmit net/ipv6/ip6_vti.c:548 [inline]
       vti6_tnl_xmit+0xe81/0x1c80 net/ipv6/ip6_vti.c:587
       __netdev_start_xmit include/linux/netdevice.h:4611 [inline]
       netdev_start_xmit include/linux/netdevice.h:4625 [inline]
       xmit_one net/core/dev.c:3556 [inline]
       dev_hard_start_xmit+0x193/0x950 net/core/dev.c:3572
       sch_direct_xmit+0x2ea/0xc00 net/sched/sch_generic.c:313
       qdisc_restart net/sched/sch_generic.c:376 [inline]
       __qdisc_run+0x4b9/0x1630 net/sched/sch_generic.c:384
       __dev_xmit_skb net/core/dev.c:3783 [inline]
       __dev_queue_xmit+0x261f/0x2d60 net/core/dev.c:4100
       neigh_output include/net/neighbour.h:509 [inline]
       ip6_finish_output2+0x8b6/0x17b0 net/ipv6/ip6_output.c:117
       __ip6_finish_output net/ipv6/ip6_output.c:143 [inline]
       __ip6_finish_output+0x447/0xab0 net/ipv6/ip6_output.c:128
       ip6_finish_output+0x34/0x1f0 net/ipv6/ip6_output.c:153
       NF_HOOK_COND include/linux/netfilter.h:296 [inline]
       ip6_output+0x1db/0x520 net/ipv6/ip6_output.c:176
       dst_output include/net/dst.h:435 [inline]
       ip6_local_out+0xaf/0x1a0 net/ipv6/output_core.c:179
       ip6_send_skb+0xb7/0x340 net/ipv6/ip6_output.c:1865
       udp_v6_send_skb+0x7c2/0x15d0 net/ipv6/udp.c:1175
       udpv6_sendmsg+0x2300/0x2b90 net/ipv6/udp.c:1473
       inet6_sendmsg+0x99/0xe0 net/ipv6/af_inet6.c:638
       sock_sendmsg_nosec net/socket.c:652 [inline]
       sock_sendmsg+0xcf/0x120 net/socket.c:672
       ____sys_sendmsg+0x331/0x810 net/socket.c:2352
       ___sys_sendmsg+0xf3/0x170 net/socket.c:2406
       __sys_sendmmsg+0x195/0x480 net/socket.c:2496
       __do_sys_sendmmsg net/socket.c:2525 [inline]
       __se_sys_sendmmsg net/socket.c:2522 [inline]
       __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2522
       do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:359
       entry_SYSCALL_64_after_hwframe+0x44/0xa9

-> #0 (_xmit_TUNNEL6#2){+.-.}-{2:2}:
       check_prev_add kernel/locking/lockdep.c:2496 [inline]
       check_prevs_add kernel/locking/lockdep.c:2601 [inline]
       validate_chain kernel/locking/lockdep.c:3218 [inline]
       __lock_acquire+0x2acb/0x56e0 kernel/locking/lockdep.c:4380
       lock_acquire+0x1f1/0xad0 kernel/locking/lockdep.c:4959
       __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
       _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151
       spin_lock include/linux/spinlock.h:353 [inline]
       __netif_tx_lock include/linux/netdevice.h:4085 [inline]
       sch_direct_xmit+0x25c/0xc00 net/sched/sch_generic.c:311
       __dev_xmit_skb net/core/dev.c:3778 [inline]
       __dev_queue_xmit+0x25e7/0x2d60 net/core/dev.c:4100
       neigh_output include/net/neighbour.h:509 [inline]
       ip6_finish_output2+0x8b6/0x17b0 net/ipv6/ip6_output.c:117
       __ip6_finish_output net/ipv6/ip6_output.c:143 [inline]
       __ip6_finish_output+0x447/0xab0 net/ipv6/ip6_output.c:128
       ip6_finish_output+0x34/0x1f0 net/ipv6/ip6_output.c:153
       NF_HOOK_COND include/linux/netfilter.h:296 [inline]
       ip6_output+0x1db/0x520 net/ipv6/ip6_output.c:176
       dst_output include/net/dst.h:435 [inline]
       ip6_local_out+0xaf/0x1a0 net/ipv6/output_core.c:179
       ip6_send_skb+0xb7/0x340 net/ipv6/ip6_output.c:1865
       udp_v6_send_skb+0x7c2/0x15d0 net/ipv6/udp.c:1175
       udpv6_sendmsg+0x2300/0x2b90 net/ipv6/udp.c:1473
       inet6_sendmsg+0x99/0xe0 net/ipv6/af_inet6.c:638
       sock_sendmsg_nosec net/socket.c:652 [inline]
       sock_sendmsg+0xcf/0x120 net/socket.c:672
       ____sys_sendmsg+0x331/0x810 net/socket.c:2352
       ___sys_sendmsg+0xf3/0x170 net/socket.c:2406
       __sys_sendmmsg+0x195/0x480 net/socket.c:2496
       __do_sys_sendmmsg net/socket.c:2525 [inline]
       __se_sys_sendmmsg net/socket.c:2522 [inline]
       __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2522
       do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:359
       entry_SYSCALL_64_after_hwframe+0x44/0xa9

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(dev->qdisc_tx_busylock ?: &qdisc_tx_busylock);
                               lock(_xmit_TUNNEL6#2);
                               lock(dev->qdisc_tx_busylock ?: &qdisc_tx_busylock);
  lock(_xmit_TUNNEL6#2);

 *** DEADLOCK ***

4 locks held by syz-executor.1/22939:
 #0: ffffffff89bbe5e0 (rcu_read_lock_bh){....}-{1:2}, at: lwtunnel_xmit_redirect include/net/lwtunnel.h:92 [inline]
 #0: ffffffff89bbe5e0 (rcu_read_lock_bh){....}-{1:2}, at: ip6_finish_output2+0x190/0x17b0 net/ipv6/ip6_output.c:103
 #1: ffffffff89bbe5e0 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1da/0x2d60 net/core/dev.c:4066
 #2: ffff88804f7dd218 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:353 [inline]
 #2: ffff88804f7dd218 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}, at: __dev_xmit_skb net/core/dev.c:3762 [inline]
 #2: ffff88804f7dd218 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+.-.}-{2:2}, at: __dev_queue_xmit+0x2780/0x2d60 net/core/dev.c:4100
 #3: ffff88804f7dd148 (dev->qdisc_running_key ?: &qdisc_running_key){+...}-{0:0}, at: neigh_output include/net/neighbour.h:509 [inline]
 #3: ffff88804f7dd148 (dev->qdisc_running_key ?: &qdisc_running_key){+...}-{0:0}, at: ip6_finish_output2+0x8b6/0x17b0 net/ipv6/ip6_output.c:117

stack backtrace:
CPU: 0 PID: 22939 Comm: syz-executor.1 Not tainted 5.8.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x18f/0x20d lib/dump_stack.c:118
 check_noncircular+0x324/0x3e0 kernel/locking/lockdep.c:1827
 check_prev_add kernel/locking/lockdep.c:2496 [inline]
 check_prevs_add kernel/locking/lockdep.c:2601 [inline]
 validate_chain kernel/locking/lockdep.c:3218 [inline]
 __lock_acquire+0x2acb/0x56e0 kernel/locking/lockdep.c:4380
 lock_acquire+0x1f1/0xad0 kernel/locking/lockdep.c:4959
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:151
 spin_lock include/linux/spinlock.h:353 [inline]
 __netif_tx_lock include/linux/netdevice.h:4085 [inline]
 sch_direct_xmit+0x25c/0xc00 net/sched/sch_generic.c:311
 __dev_xmit_skb net/core/dev.c:3778 [inline]
 __dev_queue_xmit+0x25e7/0x2d60 net/core/dev.c:4100
 neigh_output include/net/neighbour.h:509 [inline]
 ip6_finish_output2+0x8b6/0x17b0 net/ipv6/ip6_output.c:117
 __ip6_finish_output net/ipv6/ip6_output.c:143 [inline]
 __ip6_finish_output+0x447/0xab0 net/ipv6/ip6_output.c:128
 ip6_finish_output+0x34/0x1f0 net/ipv6/ip6_output.c:153
 NF_HOOK_COND include/linux/netfilter.h:296 [inline]
 ip6_output+0x1db/0x520 net/ipv6/ip6_output.c:176
 dst_output include/net/dst.h:435 [inline]
 ip6_local_out+0xaf/0x1a0 net/ipv6/output_core.c:179
 ip6_send_skb+0xb7/0x340 net/ipv6/ip6_output.c:1865
 udp_v6_send_skb+0x7c2/0x15d0 net/ipv6/udp.c:1175
 udpv6_sendmsg+0x2300/0x2b90 net/ipv6/udp.c:1473
 inet6_sendmsg+0x99/0xe0 net/ipv6/af_inet6.c:638
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:672
 ____sys_sendmsg+0x331/0x810 net/socket.c:2352
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2406
 __sys_sendmmsg+0x195/0x480 net/socket.c:2496
 __do_sys_sendmmsg net/socket.c:2525 [inline]
 __se_sys_sendmmsg net/socket.c:2522 [inline]
 __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2522
 do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:359
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45cb19
Code: Bad RIP value.
RSP: 002b:00007f475f6f9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00000000004fd680 RCX: 000000000045cb19
RDX: 0000000000000237 RSI: 0000000020004d80 RDI: 0000000000000004
RBP: 000000000078c0e0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000902 R14: 00000000004cbde8 R15: 00007f475f6fa6d4

Crashes (29):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Maintainers
ci-upstream-net-this-kasan-gce	2020/06/30 15:17	net	0574e200	a2cdad9d	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/07/07 16:17	bpf-next	cb8e59cc	51095195	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-net-kasan-gce	2020/06/29 07:05	net-next	b08866f4	a2cdad9d	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/11 20:04	bpf-next	cb8e59cc	3ab7a05a	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/06 22:43	bpf-next	cb8e59cc	e6b89e4e	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/06 04:08	bpf-next	cb8e59cc	f243c88f	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/06 03:58	bpf-next	cb8e59cc	f243c88f	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/05 16:50	bpf-next	cb8e59cc	2420d1bc	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/05 15:17	bpf-next	cb8e59cc	2420d1bc	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/04 04:04	bpf-next	e8224bfe	a5ce5de0	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/06/02 20:18	bpf-next	9a25c1df	52fd7b7d	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/31 22:56	bpf-next	551f08b1	a0331e89	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/30 15:21	bpf-next	551f08b1	954bd312	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/30 12:53	bpf-next	551f08b1	954bd312	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/30 03:21	bpf-next	551f08b1	3905eaae	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/29 22:03	bpf-next	551f08b1	3905eaae	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/29 15:30	bpf-next	9b185fa4	d19ed305	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/29 12:17	bpf-next	9b185fa4	d19ed305	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/29 11:08	bpf-next	9b185fa4	d19ed305	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/27 22:19	bpf-next	c41f9b73	ec153193	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/27 04:32	bpf-next	c409dc81	9072c126	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/25 07:43	bpf-next	a152b859	11284182	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/23 10:13	bpf-next	a5dfaa2a	9682898d	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/22 12:37	bpf-next	29ae90d2	5afa2ddd	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/05/18 05:16	bpf-next	96586dd9	37bccd4e	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/04/26 17:15	bpf-next	3f2eaebb	99b258dd	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/04/26 15:50	bpf-next	3f2eaebb	99b258dd	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/04/25 23:01	bpf-next	3f2eaebb	b8bb8e5f	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com
ci-upstream-bpf-next-kasan-gce	2020/04/25 00:53	bpf-next	3f2eaebb	03d97a1b	.config	log	report	davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, xiyou.wangcong@gmail.com