audit: type=1400 audit(1575046309.816:26): avc:  denied  { setopt } for  pid=12430 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12436
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12436 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 c2a17da0d3d00938 ffff8801d12b7638 ffffffff81aad1a1
 ffff8801d39e5f00 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8801d12b7678 ffffffff81b0ad83 1ffff1003a256e00
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff82412741>] tcp_prune_queue net/ipv4/tcp_input.c:4978 [inline]
 [<ffffffff82412741>] tcp_try_rmem_schedule+0x1a1/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12436
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12436 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 c2a17da0d3d00938 ffff8801d12b74a0 ffffffff81aad1a1
 ffff8801d39e5f00 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8801d12b74e0 ffffffff81b0ad83 ffff8801d505bd80
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff8240f589>] tcp_collapse_one+0x119/0x1e0 net/ipv4/tcp_input.c:4736
 [<ffffffff8241204f>] tcp_collapse+0x84f/0xda0 net/ipv4/tcp_input.c:4849
 [<ffffffff82412c5a>] tcp_prune_queue net/ipv4/tcp_input.c:4990 [inline]
 [<ffffffff82412c5a>] tcp_try_rmem_schedule+0x6ba/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12436
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12436 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 c2a17da0d3d00938 ffff8801d12b7638 ffffffff81aad1a1
 ffff8801d39e5f00 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8801d12b7678 ffffffff81b0ad83 1ffff1003a256e00
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff824134d5>] tcp_prune_queue net/ipv4/tcp_input.c:5011 [inline]
 [<ffffffff824134d5>] tcp_try_rmem_schedule+0xf35/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12441
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12441 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 e5fda2a6fc5df3fb ffff8800a4bff638 ffffffff81aad1a1
 ffff8801bcc82f80 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8800a4bff678 ffffffff81b0ad83 1ffff1001497fe00
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff82412741>] tcp_prune_queue net/ipv4/tcp_input.c:4978 [inline]
 [<ffffffff82412741>] tcp_try_rmem_schedule+0x1a1/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12441
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12441 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 e5fda2a6fc5df3fb ffff8800a4bff4a0 ffffffff81aad1a1
 ffff8801bcc82f80 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8800a4bff4e0 ffffffff81b0ad83 ffff8800a133bd80
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff8240f589>] tcp_collapse_one+0x119/0x1e0 net/ipv4/tcp_input.c:4736
 [<ffffffff8241204f>] tcp_collapse+0x84f/0xda0 net/ipv4/tcp_input.c:4849
 [<ffffffff82412c5a>] tcp_prune_queue net/ipv4/tcp_input.c:4990 [inline]
 [<ffffffff82412c5a>] tcp_try_rmem_schedule+0x6ba/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12441
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12441 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 e5fda2a6fc5df3fb ffff8800a4bff638 ffffffff81aad1a1
 ffff8801bcc82f80 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8800a4bff678 ffffffff81b0ad83 1ffff1001497fe00
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff824134d5>] tcp_prune_queue net/ipv4/tcp_input.c:5011 [inline]
 [<ffffffff824134d5>] tcp_try_rmem_schedule+0xf35/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
capability: warning: `syz-executor.5' uses deprecated v2 capabilities in a way that may be insecure
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12502
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 1 PID: 12502 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 2425fe0bffebf1ff ffff8800b3877638 ffffffff81aad1a1
 ffff8801bf518000 0000000000000001 ffffffff82a861e0 ffffffff8292c040
 0000000000000001 ffff8800b3877678 ffffffff81b0ad83 1ffff1001670ee00
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff82412741>] tcp_prune_queue net/ipv4/tcp_input.c:4978 [inline]
 [<ffffffff82412741>] tcp_try_rmem_schedule+0x1a1/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor.2/12502
caller is __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
CPU: 0 PID: 12502 Comm: syz-executor.2 Not tainted 4.4.174+ #17
 0000000000000000 2425fe0bffebf1ff ffff8800b38774a0 ffffffff81aad1a1
 ffff8801bf518000 0000000000000000 ffffffff82a861e0 ffffffff8292c040
 0000000000000002 ffff8800b38774e0 ffffffff81b0ad83 ffff8801d505e680
Call Trace:
 [<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<ffffffff81b0ad83>] check_preemption_disabled+0x1d3/0x200 lib/smp_processor_id.c:46
 [<ffffffff81b0aded>] __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62
 [<ffffffff8240f589>] tcp_collapse_one+0x119/0x1e0 net/ipv4/tcp_input.c:4736
 [<ffffffff8241204f>] tcp_collapse+0x84f/0xda0 net/ipv4/tcp_input.c:4849
 [<ffffffff82412c5a>] tcp_prune_queue net/ipv4/tcp_input.c:4990 [inline]
 [<ffffffff82412c5a>] tcp_try_rmem_schedule+0x6ba/0x1280 net/ipv4/tcp_input.c:4386
 [<ffffffff82424747>] tcp_send_rcvq+0x1d7/0x4a0 net/ipv4/tcp_input.c:4574
 [<ffffffff823fd062>] tcp_sendmsg+0x2332/0x2ab0 net/ipv4/tcp.c:1134
 [<ffffffff824a8b42>] inet_sendmsg+0x202/0x4d0 net/ipv4/af_inet.c:755
 [<ffffffff821d838e>] sock_sendmsg_nosec net/socket.c:638 [inline]
 [<ffffffff821d838e>] sock_sendmsg+0xbe/0x110 net/socket.c:648
 [<ffffffff821d8615>] sock_write_iter+0x235/0x3d0 net/socket.c:847
 [<ffffffff8157fdcf>] aio_run_iocb+0x4ff/0x6f0 fs/aio.c:1477
 [<ffffffff81584279>] io_submit_one fs/aio.c:1579 [inline]
 [<ffffffff81584279>] do_io_submit+0x639/0xf10 fs/aio.c:1637
 [<ffffffff81598244>] C_SYSC_io_submit fs/compat.c:651 [inline]
 [<ffffffff81598244>] compat_SyS_io_submit+0xe4/0x140 fs/compat.c:636
 [<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 [<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90 arch/x86/entry/common.c:397
 [<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
input: syz1 as /devices/virtual/input/input18
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=112 sclass=netlink_route_socket
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Dropping request.  Check SNMP counters.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Dropping request.  Check SNMP counters.