netlink: 25 bytes leftover after parsing attributes in process `syz-executor.2'.
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
netlink: 1380 bytes leftover after parsing attributes in process `syz-executor.0'.
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 8422 Comm: syz-executor.2 Not tainted 4.19.98-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline]
RIP: 0010:__read_seqcount_begin include/linux/seqlock.h:113 [inline]
RIP: 0010:raw_read_seqcount_begin include/linux/seqlock.h:148 [inline]
RIP: 0010:hrtimer_active+0x11e/0x230 kernel/time/hrtimer.c:1330
Code: 48 39 c3 0f 84 d3 00 00 00 e8 be 23 0f 00 48 8b 45 c8 80 38 00 0f 85 06 01 00 00 49 8b 5d 30 4c 8d 63 10 4c 89 e0 48 c1 e8 03 <42> 0f b6 14 38 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85
RSP: 0018:ffff8880463c74c0 EFLAGS: 00010202
RAX: 0000000000000002 RBX: 0000000000000000 RCX: ffffc9000a2b8000
RDX: 00000000000120f6 RSI: ffffffff815bf1b2 RDI: ffff888085275dc0
RBP: ffff8880463c7518 R08: ffff888054aec1c0 R09: 0000000000000000
R10: ffffed1010a4eb6c R11: ffff888085275b67 R12: 0000000000000010
R13: ffff888085275dc0 R14: ffff888095fe0940 R15: dffffc0000000000
FS:  00007f55504cc700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000c5b6d0 CR3: 000000004acc1000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 hrtimer_try_to_cancel+0x74/0x5a0 kernel/time/hrtimer.c:1147
 hrtimer_cancel+0x20/0x40 kernel/time/hrtimer.c:1173
 qdisc_watchdog_cancel+0x16/0x20 net/sched/sch_api.c:632
 cbs_destroy+0x5e/0xd0 net/sched/sch_cbs.c:377
 qdisc_create+0xaa6/0x1230 net/sched/sch_api.c:1203
 tc_modify_qdisc+0x51b/0x1bd3 net/sched/sch_api.c:1571
 rtnetlink_rcv_msg+0x463/0xb00 net/core/rtnetlink.c:4768
 netlink_rcv_skb+0x17d/0x460 net/netlink/af_netlink.c:2454
 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:4786
 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline]
 netlink_unicast+0x53a/0x730 net/netlink/af_netlink.c:1343
 netlink_sendmsg+0x8ae/0xd70 net/netlink/af_netlink.c:1908
 sock_sendmsg_nosec net/socket.c:622 [inline]
 sock_sendmsg+0xd7/0x130 net/socket.c:632
 __sys_sendto+0x262/0x380 net/socket.c:1787
 __do_sys_sendto net/socket.c:1799 [inline]
 __se_sys_sendto net/socket.c:1795 [inline]
 __x64_sys_sendto+0xe1/0x1a0 net/socket.c:1795
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b349
Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f55504cbc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f55504cc6d4 RCX: 000000000045b349
RDX: 0000000000010a73 RSI: 0000000020000000 RDI: 0000000000000010
RBP: 000000000075bf20 R08: 0000000000000000 R09: 4b6ae4f95a5de35b
R10: 0000000000000800 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000009cc R14: 00000000004cb3bd R15: 000000000075bf2c
Modules linked in:
---[ end trace 7d82bffc562a701c ]---
RIP: 0010:__read_once_size include/linux/compiler.h:193 [inline]
RIP: 0010:__read_seqcount_begin include/linux/seqlock.h:113 [inline]
RIP: 0010:raw_read_seqcount_begin include/linux/seqlock.h:148 [inline]
RIP: 0010:hrtimer_active+0x11e/0x230 kernel/time/hrtimer.c:1330
Code: 48 39 c3 0f 84 d3 00 00 00 e8 be 23 0f 00 48 8b 45 c8 80 38 00 0f 85 06 01 00 00 49 8b 5d 30 4c 8d 63 10 4c 89 e0 48 c1 e8 03 <42> 0f b6 14 38 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85
RSP: 0018:ffff8880463c74c0 EFLAGS: 00010202
RAX: 0000000000000002 RBX: 0000000000000000 RCX: ffffc9000a2b8000
RDX: 00000000000120f6 RSI: ffffffff815bf1b2 RDI: ffff888085275dc0
RBP: ffff8880463c7518 R08: ffff888054aec1c0 R09: 0000000000000000
R10: ffffed1010a4eb6c R11: ffff888085275b67 R12: 0000000000000010
R13: ffff888085275dc0 R14: ffff888095fe0940 R15: dffffc0000000000
FS:  00007f55504cc700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f97400e3db8 CR3: 000000004acc1000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400