possible deadlock in __dev_queue

possible deadlock in __dev_queue_xmit (3)
Status: upstream: reported C repro on 2019/12/03 09:55
Reported-by: syzbot+3b165dac15094065651e@syzkaller.appspotmail.com
First crash: 661d, last: 8h38m

Cause bisection: introduced by (bisect log) :
commit 1a33e10e4a95cb109ff1145098175df3113313ef
Author: Cong Wang <xiyou.wangcong@gmail.com>
Date: Sun May 3 05:22:19 2020 +0000

  net: partially revert dynamic lockdep key changes

Crash: possible deadlock in __dev_queue_xmit (log)
Repro: C syz .config

Fix bisection: the fix commit could be any of (bisect log):
  fb893de323e2 Merge tag 'tag-chrome-platform-for-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux
  ad9f25d33860 Merge tag 'netfs-lib-fixes-20200525' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs

similar bugs (7):
Kernel	Title	Repro	Count	Last	Reported	Patched	Status
android-49	possible deadlock in __dev_queue_xmit		4	820d	889d	0/3	auto-closed as invalid on 2019/10/25 08:36
linux-4.19	possible deadlock in __dev_queue_xmit	C	5	27d	416d	0/1	upstream: reported C repro on 2020/07/31 07:05
android-414	possible deadlock in __dev_queue_xmit		3	879d	890d	0/1	auto-closed as invalid on 2019/10/21 21:31
android-44	possible deadlock in __dev_queue_xmit		14	656d	717d	0/2	auto-closed as invalid on 2020/04/02 07:14
linux-4.14	possible deadlock in __dev_queue_xmit		7	366d	811d	0/1	auto-closed as invalid on 2021/01/16 21:33
upstream	possible deadlock in __dev_queue_xmit		1	978d	978d	0/22	closed as invalid on 2019/03/10 18:51
upstream	possible deadlock in __dev_queue_xmit (2)		2	791d	906d	0/22	auto-closed as invalid on 2019/11/19 09:01

Sample crash report:

============================================
WARNING: possible recursive locking detected
5.8.0-syzkaller #0 Not tainted
--------------------------------------------
syz-executor951/7234 is trying to acquire lock:
ffff8880953ccc98 (_xmit_ETHER#2){+.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
ffff8880953ccc98 (_xmit_ETHER#2){+.-.}-{2:2}, at: __netif_tx_lock include/linux/netdevice.h:4108 [inline]
ffff8880953ccc98 (_xmit_ETHER#2){+.-.}-{2:2}, at: __dev_queue_xmit+0x215e/0x2d60 net/core/dev.c:4132

but task is already holding lock:
ffff8880968b6898 (_xmit_ETHER#2){+.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
ffff8880968b6898 (_xmit_ETHER#2){+.-.}-{2:2}, at: __netif_tx_lock include/linux/netdevice.h:4108 [inline]
ffff8880968b6898 (_xmit_ETHER#2){+.-.}-{2:2}, at: sch_direct_xmit+0x256/0xbd0 net/sched/sch_generic.c:311

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(_xmit_ETHER#2);
  lock(_xmit_ETHER#2);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

10 locks held by syz-executor951/7234:
 #0: ffffffff89bd62c0 (rcu_read_lock){....}-{1:2}, at: l3mdev_l3_out include/net/l3mdev.h:198 [inline]
 #0: ffffffff89bd62c0 (rcu_read_lock){....}-{1:2}, at: l3mdev_ip6_out include/net/l3mdev.h:219 [inline]
 #0: ffffffff89bd62c0 (rcu_read_lock){....}-{1:2}, at: rawv6_send_hdrinc net/ipv6/raw.c:677 [inline]
 #0: ffffffff89bd62c0 (rcu_read_lock){....}-{1:2}, at: rawv6_sendmsg+0x1dda/0x38f0 net/ipv6/raw.c:944
 #1: ffffffff89bd6260 (rcu_read_lock_bh){....}-{1:2}, at: lwtunnel_xmit_redirect include/net/lwtunnel.h:92 [inline]
 #1: ffffffff89bd6260 (rcu_read_lock_bh){....}-{1:2}, at: ip6_finish_output2+0x190/0x17b0 net/ipv6/ip6_output.c:103
 #2: ffffffff89bd6260 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1da/0x2d60 net/core/dev.c:4071
 #3: ffff8880a1fc5258 (&sch->seqlock){+...}-{2:2}, at: spin_trylock include/linux/spinlock.h:364 [inline]
 #3: ffff8880a1fc5258 (&sch->seqlock){+...}-{2:2}, at: qdisc_run_begin include/net/sch_generic.h:159 [inline]
 #3: ffff8880a1fc5258 (&sch->seqlock){+...}-{2:2}, at: qdisc_run include/net/pkt_sched.h:128 [inline]
 #3: ffff8880a1fc5258 (&sch->seqlock){+...}-{2:2}, at: __dev_xmit_skb net/core/dev.c:3752 [inline]
 #3: ffff8880a1fc5258 (&sch->seqlock){+...}-{2:2}, at: __dev_queue_xmit+0x1310/0x2d60 net/core/dev.c:4105
 #4: ffff8880a1fc5148 (dev->qdisc_running_key ?: &qdisc_running_key){+...}-{0:0}, at: neigh_resolve_output net/core/neighbour.c:1489 [inline]
 #4: ffff8880a1fc5148 (dev->qdisc_running_key ?: &qdisc_running_key){+...}-{0:0}, at: neigh_resolve_output+0x3fe/0x6a0 net/core/neighbour.c:1469
 #5: ffff8880968b6898 (_xmit_ETHER#2){+.-.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
 #5: ffff8880968b6898 (_xmit_ETHER#2){+.-.}-{2:2}, at: __netif_tx_lock include/linux/netdevice.h:4108 [inline]
 #5: ffff8880968b6898 (_xmit_ETHER#2){+.-.}-{2:2}, at: sch_direct_xmit+0x256/0xbd0 net/sched/sch_generic.c:311
 #6: ffff8880a5dcd820 (k-slock-AF_INET6){+...}-{2:2}, at: spin_trylock include/linux/spinlock.h:364 [inline]
 #6: ffff8880a5dcd820 (k-slock-AF_INET6){+...}-{2:2}, at: icmpv6_xmit_lock net/ipv6/icmp.c:117 [inline]
 #6: ffff8880a5dcd820 (k-slock-AF_INET6){+...}-{2:2}, at: icmp6_send+0xe82/0x2670 net/ipv6/icmp.c:538
 #7: ffffffff89bd62c0 (rcu_read_lock){....}-{1:2}, at: icmp6_send+0x145d/0x2670 net/ipv6/icmp.c:598
 #8: ffffffff89bd6260 (rcu_read_lock_bh){....}-{1:2}, at: lwtunnel_xmit_redirect include/net/lwtunnel.h:92 [inline]
 #8: ffffffff89bd6260 (rcu_read_lock_bh){....}-{1:2}, at: ip6_finish_output2+0x190/0x17b0 net/ipv6/ip6_output.c:103
 #9: ffffffff89bd6260 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1da/0x2d60 net/core/dev.c:4071

stack backtrace:
CPU: 0 PID: 7234 Comm: syz-executor951 Not tainted 5.8.0-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
 print_deadlock_bug kernel/locking/lockdep.c:2391 [inline]
 check_deadlock kernel/locking/lockdep.c:2432 [inline]
 validate_chain kernel/locking/lockdep.c:3202 [inline]
 __lock_acquire.cold+0x115/0x396 kernel/locking/lockdep.c:4426
 lock_acquire+0x1f1/0xad0 kernel/locking/lockdep.c:5005
 __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:354 [inline]
 __netif_tx_lock include/linux/netdevice.h:4108 [inline]
 __dev_queue_xmit+0x215e/0x2d60 net/core/dev.c:4132
 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:290 [inline]
 ip6_output+0x1db/0x520 net/ipv6/ip6_output.c:176
 dst_output include/net/dst.h:443 [inline]
 ip6_local_out+0xaf/0x1a0 net/ipv6/output_core.c:179
 ip6_send_skb+0xb7/0x340 net/ipv6/ip6_output.c:1867
 ip6_push_pending_frames+0xbd/0xe0 net/ipv6/ip6_output.c:1887
 icmpv6_push_pending_frames+0x294/0x470 net/ipv6/icmp.c:304
 icmp6_send+0x1cf6/0x2670 net/ipv6/icmp.c:617
 icmpv6_send include/linux/icmpv6.h:24 [inline]
 ip6_link_failure+0x29/0x510 net/ipv6/route.c:2669
 dst_link_failure include/net/dst.h:426 [inline]
 ip_tunnel_xmit+0x15cc/0x2ac3 net/ipv4/ip_tunnel.c:822
 erspan_xmit+0x1109/0x2760 net/ipv4/ip_gre.c:704
 __netdev_start_xmit include/linux/netdevice.h:4634 [inline]
 netdev_start_xmit include/linux/netdevice.h:4648 [inline]
 xmit_one net/core/dev.c:3561 [inline]
 dev_hard_start_xmit+0x193/0x950 net/core/dev.c:3577
 sch_direct_xmit+0x2e1/0xbd0 net/sched/sch_generic.c:313
 qdisc_restart net/sched/sch_generic.c:376 [inline]
 __qdisc_run+0x4b9/0x1620 net/sched/sch_generic.c:384
 qdisc_run include/net/pkt_sched.h:134 [inline]
 qdisc_run include/net/pkt_sched.h:126 [inline]
 __dev_xmit_skb net/core/dev.c:3752 [inline]
 __dev_queue_xmit+0x1456/0x2d60 net/core/dev.c:4105
 neigh_resolve_output net/core/neighbour.c:1489 [inline]
 neigh_resolve_output+0x3fe/0x6a0 net/core/neighbour.c:1469
 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:290 [inline]
 ip6_output+0x1db/0x520 net/ipv6/ip6_output.c:176
 dst_output include/net/dst.h:443 [inline]
 NF_HOOK include/linux/netfilter.h:301 [inline]
 rawv6_send_hdrinc net/ipv6/raw.c:687 [inline]
 rawv6_sendmsg+0x2008/0x38f0 net/ipv6/raw.c:944
 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:817
 sock_sendmsg_nosec net/socket.c:651 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:671
 sock_write_iter+0x28c/0x3c0 net/socket.c:998
 call_write_iter include/linux/fs.h:1872 [inline]
 new_sync_write+0x422/0x650 fs/read_write.c:503
 vfs_write+0x5ad/0x730 fs/read_write.c:578
 ksys_write+0x1ee/0x250 fs/read_write.c:631
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x443fd9
Code: e8 8c 07 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 bb 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffffdbc0058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000443fd9
RDX: 0000000000000028 RSI: 0000000020000140 RDI: 0000000000000005
RBP: 00007ffffdbc0060 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000f8e3
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000

Crashes (155):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Title
ci-upstream-kasan-gce	2020/08/13 00:26	upstream	fb893de323e2	bc15f7db	.config	log	report	syz	C
ci-upstream-kasan-gce-root	2020/08/02 20:34	upstream	ac3a0c847296	63a73341	.config	log	report	syz	C
ci-upstream-kasan-gce-selinux-root	2020/08/01 05:03	upstream	d8b9faec54ae	d895b3be	.config	log	report	syz	C
ci-upstream-kasan-gce-386	2020/08/13 02:20	upstream	fb893de323e2	bc15f7db	.config	log	report	syz	C
ci-upstream-net-this-kasan-gce	2020/07/31 07:12	net	27a2145d6f82	8df85ed9	.config	log	report	syz	C
ci-upstream-net-kasan-gce	2020/07/31 07:16	net-next	41d707b7332f	8df85ed9	.config	log	report	syz	C
ci-upstream-linux-next-kasan-gce-root	2020/08/04 22:00	linux-next	01830e6c042e	80a06902	.config	log	report	syz	C
ci-upstream-kasan-gce-smack-root	2021/09/15 10:57	upstream	3ca706c189db	07e953c1	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-smack-root	2021/09/11 04:37	upstream	926de8c4326c	5ae8508a	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-smack-root	2021/08/26 04:26	upstream	fe67f4dd8daa	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce	2021/08/21 19:37	upstream	002c0aef1090	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce	2021/08/21 04:14	upstream	d992fe5318d8	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-selinux-root	2021/08/14 00:20	upstream	f8e6dfc64f61	3fd2ea69	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-root	2021/08/05 21:55	upstream	902e7f373fff	d2d6e680	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-386	2021/08/30 09:08	upstream	90ac80dcd313	be2c130d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/09/11 22:33	net	08dad2f4d541	5ae8508a	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/09/09 15:06	net	e011912651bd	e2776ee4	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/09/05 21:08	net	57f780f1c433	d236a457	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/09/02 23:15	net	57f780f1c433	15cea0a3	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/09/01 02:09	net	57f780f1c433	7eb7e152	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/25 22:09	net	93100d6817b0	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/22 13:52	net	12d125b4574b	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/18 08:12	net	276e189f8e4e	a2fe1cb5	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/17 14:10	net	09e856d54bda	33c26cb7	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/15 01:34	net	5f7735196390	2489ab88	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/14 02:14	net	5f7735196390	2489ab88	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/13 09:44	net	700fa08da43e	3fd2ea69	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/12 03:44	net	6922110d152e	6972b106	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/11 23:22	net	519133debcc1	6972b106	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce	2021/08/11 08:55	net	519133debcc1	6972b106	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/20 00:25	net-next	9eb7b5e7cb50	70b76c1d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/19 12:11	net-next	9eb7b5e7cb50	70b76c1d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/19 09:46	net-next	983e59a27b92	70b76c1d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/18 09:04	net-next	0efcc3f20145	70b76c1d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/17 19:49	net-next	5ef8a0291513	70b76c1d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/17 08:48	net-next	561bed688bff	5b989942	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/17 06:33	net-next	561bed688bff	5b989942	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/17 01:49	net-next	52583c8d8b12	aae492f2	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/16 10:26	net-next	5706383b30cf	07e953c1	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/15 17:54	net-next	339133f6c318	07e953c1	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/12 22:25	net-next	626bf91a292e	5ae8508a	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/12 10:52	net-next	626bf91a292e	5ae8508a	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/11 22:13	net-next	626bf91a292e	5ae8508a	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/08 12:33	net-next	626bf91a292e	e2776ee4	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/07 11:27	net-next	27151f177827	6ca60148	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/06 06:46	net-next	29ce8f970107	d236a457	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/05 22:30	net-next	29ce8f970107	d236a457	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/05 16:08	net-next	29ce8f970107	d236a457	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/05 13:17	net-next	29ce8f970107	d236a457	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/04 07:55	net-next	29ce8f970107	d236a457	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/09/01 22:52	net-next	29ce8f970107	7eb7e152	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/31 10:25	net-next	27c779437cbc	8f58a0ef	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/31 06:03	net-next	27c779437cbc	8f58a0ef	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/29 15:27	net-next	eaf2aaec0be4	be2c130d	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-bpf-next-kasan-gce	2021/08/25 05:38	bpf-next	8c0bb89e8e4d	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/23 06:29	net-next	8d63ee602da3	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/22 03:54	net-next	4af14dbaeae0	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/21 12:26	net-next	4af14dbaeae0	b599f2fc	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/16 08:23	net-next	e4637f621203	2489ab88	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce	2021/08/14 06:34	net-next	b697d9d38a5a	2489ab88	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-linux-next-kasan-gce-root	2021/09/16 16:04	linux-next	368847b165bb	aae492f2	.config	log	report			info	possible deadlock in __dev_queue_xmit
ci-upstream-bpf-kasan-gce	2020/06/08 08:07	bpf	e7ed83d6fa1a	7751efd0	.config	log	report
ci-upstream-net-kasan-gce	2020/12/14 00:14	net-next	13458ffe0a95	b22a7ec3	.config	log	report			info
ci-upstream-linux-next-kasan-gce-root	2019/11/29 08:53	linux-next	419593dad843	76357d6f	.config	log	report