INFO: task syz-executor.0:22173 blocked for more than 143 seconds. Not tainted 5.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:28160 pid:22173 ppid: 8448 flags:0x00000004 Call Trace: context_switch syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:4327 [inline] __schedule+0x90c/0x21a0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5078 schedule+0xcf/0x270 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5157 schedule_preempt_disabled+0xf/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5216 __mutex_lock_common syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x81a/0x1110 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1103 unregister_netdevice_notifier+0x23/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/dev.c:1870 bcm_release+0x94/0x750 syzkaller/managers/upstream-net-kasan-gce/kernel/net/can/bcm.c:1472 __sock_release+0xcd/0x280 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:597 sock_close+0x18/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:1256 __fput+0x283/0x920 syzkaller/managers/upstream-net-kasan-gce/kernel/fs/file_table.c:280 task_work_run+0xdd/0x190 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/task_work.c:140 tracehook_notify_resume syzkaller/managers/upstream-net-kasan-gce/kernel/./include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/entry/common.c:174 [inline] exit_to_user_mode_prepare+0x249/0x250 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/entry/common.c:201 __syscall_exit_to_user_mode_work syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x19/0x50 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/entry/common.c:302 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x418e1b RSP: 002b:00007ffd09bd4f70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000418e1b RDX: ffffffff88fe688e RSI: 0000001b33a25260 RDI: 0000000000000003 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000001b34a20000 R10: 000000000004b652 R11: 0000000000000293 R12: 000000000056c9e0 R13: 000000000017c8c0 R14: 000000000056c9e0 R15: 000000000056bf60 INFO: task syz-executor.3:22181 blocked for more than 143 seconds. Not tainted 5.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:28320 pid:22181 ppid: 8453 flags:0x00004004 Call Trace: context_switch syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:4327 [inline] __schedule+0x90c/0x21a0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5078 schedule+0xcf/0x270 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5157 schedule_preempt_disabled+0xf/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5216 __mutex_lock_common syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x81a/0x1110 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1103 rtnl_lock syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:72 [inline] rtnetlink_rcv_msg+0x3f9/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5550 netlink_rcv_skb+0x153/0x420 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:2502 netlink_unicast_kernel syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1927 sock_sendmsg_nosec syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2432 do_syscall_64+0x2d/0x70 syzkaller/managers/upstream-net-kasan-gce/kernel/arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x465b09 RSP: 002b:00007fa35a87f188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000007 RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffc39c3180f R14: 00007fa35a87f300 R15: 0000000000022000 INFO: task syz-executor.3:22206 blocked for more than 144 seconds. Not tainted 5.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:28320 pid:22206 ppid: 8453 flags:0x00000004 Call Trace: context_switch syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:4327 [inline] __schedule+0x90c/0x21a0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5078 schedule+0xcf/0x270 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5157 schedule_preempt_disabled+0xf/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5216 __mutex_lock_common syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x81a/0x1110 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1103 rtnl_lock syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:72 [inline] rtnetlink_rcv_msg+0x3f9/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5550 netlink_rcv_skb+0x153/0x420 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:2502 netlink_unicast_kernel syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1927 sock_sendmsg_nosec syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2432 do_syscall_64+0x2d/0x70 syzkaller/managers/upstream-net-kasan-gce/kernel/arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x465b09 RSP: 002b:00007fa35a83d188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056c0b0 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000007 RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c0b0 R13: 00007ffc39c3180f R14: 00007fa35a83d300 R15: 0000000000022000 INFO: task syz-executor.1:22184 blocked for more than 145 seconds. Not tainted 5.11.0-rc6-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:28320 pid:22184 ppid: 8449 flags:0x00000004 Call Trace: context_switch syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:4327 [inline] __schedule+0x90c/0x21a0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5078 schedule+0xcf/0x270 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5157 schedule_preempt_disabled+0xf/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:5216 __mutex_lock_common syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1033 [inline] __mutex_lock+0x81a/0x1110 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1103 rtnl_lock syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:72 [inline] rtnetlink_rcv_msg+0x3f9/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5550 netlink_rcv_skb+0x153/0x420 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:2502 netlink_unicast_kernel syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1927 sock_sendmsg_nosec syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2432 do_syscall_64+0x2d/0x70 syzkaller/managers/upstream-net-kasan-gce/kernel/arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x465b09 RSP: 002b:00007f1049057188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000007 RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffee2d5677f R14: 00007f1049057300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1656: #0: ffffffff8bd73d20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/lockdep.c:6259 2 locks held by systemd-journal/4873: 1 lock held by in:imklog/8159: #0: ffff8880249a2370 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 syzkaller/managers/upstream-net-kasan-gce/kernel/fs/file.c:947 2 locks held by kworker/u4:5/9807: #0: ffff8880b9c34e18 (&rq->lock){-.-.}-{2:2}, at: rq_lock syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/sched.h:1320 [inline] #0: ffff8880b9c34e18 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x217/0x21a0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/core.c:4995 #1: ffff8880b9c20088 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x305/0x440 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/sched/psi.c:833 3 locks held by kworker/1:1/15159: #0: ffff888147973d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic64_set syzkaller/managers/upstream-net-kasan-gce/kernel/./arch/x86/include/asm/atomic64_64.h:34 [inline] #0: ffff888147973d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic64_set syzkaller/managers/upstream-net-kasan-gce/kernel/./include/asm-generic/atomic-instrumented.h:856 [inline] #0: ffff888147973d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic_long_set syzkaller/managers/upstream-net-kasan-gce/kernel/./include/asm-generic/atomic-long.h:41 [inline] #0: ffff888147973d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_data syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/workqueue.c:616 [inline] #0: ffff888147973d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_pool_and_clear_pending syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/workqueue.c:643 [inline] #0: ffff888147973d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x871/0x15f0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/workqueue.c:2246 #1: ffffc90001d0fda8 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x8a5/0x15f0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/workqueue.c:2250 #2: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/net/ipv6/addrconf.c:4572 3 locks held by syz-executor.0/22173: #0: ffff888062cf26d0 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: inode_lock syzkaller/managers/upstream-net-kasan-gce/kernel/./include/linux/fs.h:773 [inline] #0: ffff888062cf26d0 (&sb->s_type->i_mutex_key#13){+.+.}-{3:3}, at: __sock_release+0x86/0x280 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:596 #1: ffffffff8d447090 (pernet_ops_rwsem){++++}-{3:3}, at: unregister_netdevice_notifier+0x1e/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/dev.c:1869 #2: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: unregister_netdevice_notifier+0x23/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/dev.c:1870 1 lock held by syz-executor.0/22176: 1 lock held by syz-executor.3/22181: #0: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:72 [inline] #0: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5550 1 lock held by syz-executor.3/22206: #0: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:72 [inline] #0: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5550 1 lock held by syz-executor.1/22184: #0: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:72 [inline] #0: ffffffff8d45a5c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5550 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1656 Comm: khungtaskd Not tainted 5.11.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack syzkaller/managers/upstream-net-kasan-gce/kernel/lib/dump_stack.c:79 [inline] dump_stack+0x107/0x163 syzkaller/managers/upstream-net-kasan-gce/kernel/lib/dump_stack.c:120 nmi_cpu_backtrace.cold+0x44/0xd7 syzkaller/managers/upstream-net-kasan-gce/kernel/lib/nmi_backtrace.c:105 nmi_trigger_cpumask_backtrace+0x1b3/0x230 syzkaller/managers/upstream-net-kasan-gce/kernel/lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace syzkaller/managers/upstream-net-kasan-gce/kernel/./include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/hung_task.c:209 [inline] watchdog+0xd43/0xfa0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/hung_task.c:294 kthread+0x3b1/0x4a0 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/kthread.c:292 ret_from_fork+0x1f/0x30 syzkaller/managers/upstream-net-kasan-gce/kernel/arch/x86/entry/entry_64.S:296 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 22176 Comm: syz-executor.0 Not tainted 5.11.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__this_cpu_preempt_check+0xd/0x20 syzkaller/managers/upstream-net-kasan-gce/kernel/lib/smp_processor_id.c:70 Code: 00 00 48 c7 c6 a0 e5 9e 89 48 c7 c7 e0 e5 9e 89 e9 98 fe ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 0f 1f 44 00 00 48 89 ee 5d <48> c7 c7 20 e6 9e 89 e9 77 fe ff ff cc cc cc cc cc cc cc eb 1e 0f RSP: 0018:ffffc90001e66d78 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff894bab60 RDI: ffffffff894bab60 RBP: ffffffff8bd73c60 R08: 0000000000000000 R09: ffffffff8da3ca4f R10: fffffbfff1b47949 R11: 0000000000000000 R12: ffff888027ebd340 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff888027ebdcf0 FS: 00007f92c357e700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe160e20000 CR3: 0000000014313000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lockdep_recursion_finish syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/lockdep.c:437 [inline] lock_is_held_type+0xd2/0x120 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/lockdep.c:5482 lock_is_held syzkaller/managers/upstream-net-kasan-gce/kernel/./include/linux/lockdep.h:271 [inline] rcu_read_lock_sched_held+0x3a/0x70 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/rcu/update.c:123 trace_lock_release syzkaller/managers/upstream-net-kasan-gce/kernel/./include/trace/events/lock.h:58 [inline] lock_release+0x5b7/0x710 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/lockdep.c:5453 __mutex_unlock_slowpath+0x81/0x610 syzkaller/managers/upstream-net-kasan-gce/kernel/kernel/locking/mutex.c:1228 tcf_idr_check_alloc+0x29e/0x3b0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/act_api.c:556 tcf_police_init+0x34f/0x1470 syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/act_police.c:81 tcf_action_init_1+0x103/0x650 syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/act_api.c:1026 tcf_exts_validate+0x1d7/0x540 syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/cls_api.c:3051 route4_set_parms syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/cls_route.c:393 [inline] route4_change+0x6d8/0x24b0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/cls_route.c:512 tc_new_tfilter+0xa06/0x21c0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/sched/cls_api.c:2127 rtnetlink_rcv_msg+0x80e/0xad0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/core/rtnetlink.c:5544 netlink_rcv_skb+0x153/0x420 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:2502 netlink_unicast_kernel syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 syzkaller/managers/upstream-net-kasan-gce/kernel/net/netlink/af_netlink.c:1927 sock_sendmsg_nosec syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:672 ____sys_sendmsg+0x6e8/0x810 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2345 ___sys_sendmsg+0xf3/0x170 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2399 __sys_sendmsg+0xe5/0x1b0 syzkaller/managers/upstream-net-kasan-gce/kernel/net/socket.c:2432 do_syscall_64+0x2d/0x70 syzkaller/managers/upstream-net-kasan-gce/kernel/arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x465b09 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f92c357e188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000004 RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffd09bd4f0f R14: 00007f92c357e300 R15: 0000000000022000