8021q: adding VLAN 0 to HW filter on device team0
8021q: adding VLAN 0 to HW filter on device team0
8021q: adding VLAN 0 to HW filter on device team0
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 7287 Comm: syz-executor4 Not tainted 4.19.0-rc8+ #292
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:n_tty_set_termios+0x2d9/0xe80 drivers/tty/n_tty.c:1800
Code: 45 d0 31 ff 83 e0 02 89 c6 89 45 d0 e8 a0 fa a9 fd 8b 45 d0 4c 89 f1 48 ba 00 00 00 00 00 fc ff df 85 c0 0f 95 c0 48 c1 e9 03 <0f> b6 14 11 4c 89 f1 83 e1 07 38 ca 7f 08 84 d2 0f 85 96 09 00 00
RSP: 0018:ffff8801c6607678 EFLAGS: 00010203
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 000000000000000b
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: ffff8801c66076b0 R08: ffff8801bf9fe540 R09: 0000000000000002
kobject: 'loop5' (00000000326da64b): kobject_uevent_env
R10: ffff8801bf9fee10 R11: bd76b21d2ebb7c10 R12: ffff8801d9b74b00
kobject: 'loop5' (00000000326da64b): fill_kobj_path: path = '/devices/virtual/block/loop5'
R13: ffff8801d9b74eb4 R14: 000000000000005d R15: ffff8801c6607710
FS:  00007fbd64b39700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 00000001c5fd6000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
kobject: 'loop3' (00000000f630edf0): kobject_uevent_env
 tty_set_termios+0x7a0/0xac0 drivers/tty/tty_ioctl.c:341
kobject: 'loop3' (00000000f630edf0): fill_kobj_path: path = '/devices/virtual/block/loop3'
 set_termios+0x41e/0x7d0 drivers/tty/tty_ioctl.c:414
 tty_mode_ioctl+0x83a/0xb40 drivers/tty/tty_ioctl.c:779
kobject: 'loop5' (00000000326da64b): kobject_uevent_env
kobject: 'loop5' (00000000326da64b): fill_kobj_path: path = '/devices/virtual/block/loop5'
 n_tty_ioctl_helper+0x54/0x3b0 drivers/tty/tty_ioctl.c:940
kobject: 'loop2' (00000000f7142346): kobject_uevent_env
 n_tty_ioctl+0x54/0x360 drivers/tty/n_tty.c:2450
kobject: 'loop2' (00000000f7142346): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop1' (00000000e517de39): kobject_uevent_env
 tty_ioctl+0x5ad/0x1820 drivers/tty/tty_io.c:2660
kobject: 'loop1' (00000000e517de39): fill_kobj_path: path = '/devices/virtual/block/loop1'
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:501 [inline]
 do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702
 __do_sys_ioctl fs/ioctl.c:709 [inline]
 __se_sys_ioctl fs/ioctl.c:707 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457569
Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fbd64b38c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569
RDX: 0000000020000040 RSI: 0000000000005407 RDI: 0000000000000005
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbd64b396d4
R13: 00000000004c0d89 R14: 00000000004d17a0 R15: 00000000ffffffff
Modules linked in:
---[ end trace 4220b6de87488056 ]---
kobject: 'loop0' (00000000ce2a0d5b): kobject_uevent_env
RIP: 0010:n_tty_set_termios+0x2d9/0xe80 drivers/tty/n_tty.c:1800
Code: 45 d0 31 ff 83 e0 02 89 c6 89 45 d0 e8 a0 fa a9 fd 8b 45 d0 4c 89 f1 48 ba 00 00 00 00 00 fc ff df 85 c0 0f 95 c0 48 c1 e9 03 <0f> b6 14 11 4c 89 f1 83 e1 07 38 ca 7f 08 84 d2 0f 85 96 09 00 00
kobject: 'loop0' (00000000ce2a0d5b): fill_kobj_path: path = '/devices/virtual/block/loop0'
RSP: 0018:ffff8801c6607678 EFLAGS: 00010203
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 000000000000000b
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: ffff8801c66076b0 R08: ffff8801bf9fe540 R09: 0000000000000002
R10: ffff8801bf9fee10 R11: bd76b21d2ebb7c10 R12: ffff8801d9b74b00
R13: ffff8801d9b74eb4 R14: 000000000000005d R15: ffff8801c6607710
FS:  00007fbd64b39700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 00000001c5fd6000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400