Warning: Permanently added '10.128.10.2' (ECDSA) to the list of known hosts.
executing program
[ 42.345443][ T3497]
[ 42.347770][ T3497] =====================================================
[ 42.354670][ T3497] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected
[ 42.362117][ T3497] 5.15.119-syzkaller #0 Not tainted
[ 42.367282][ T3497] -----------------------------------------------------
[ 42.374185][ T3497] syz-executor305/3497 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire:
[ 42.382222][ T3497] ffffffff8c9dcce0 (fs_reclaim){+.+.}-{0:0}, at: slab_pre_alloc_hook+0x22/0xc0
[ 42.391159][ T3497]
[ 42.391159][ T3497] and this task is already holding:
[ 42.398492][ T3497] ffffffff8da1d808 (noop_qdisc.q.lock){+.-.}-{2:2}, at: netem_change+0x257/0x20c0
[ 42.407677][ T3497] which would create a new lock dependency:
[ 42.413624][ T3497] (noop_qdisc.q.lock){+.-.}-{2:2} -> (fs_reclaim){+.+.}-{0:0}
[ 42.421243][ T3497]
[ 42.421243][ T3497] but this new dependency connects a SOFTIRQ-irq-safe lock:
[ 42.430660][ T3497] (noop_qdisc.q.lock){+.-.}-{2:2}
[ 42.430674][ T3497]
[ 42.430674][ T3497] ... which became SOFTIRQ-irq-safe at:
[ 42.443424][ T3497] lock_acquire+0x1db/0x4f0
[ 42.447991][ T3497] _raw_spin_lock+0x2a/0x40
[ 42.452549][ T3497] net_tx_action+0x6c5/0x8e0
[ 42.457199][ T3497] __do_softirq+0x3b3/0x93a
[ 42.461759][ T3497] do_softirq+0x162/0x240
[ 42.466148][ T3497] __local_bh_enable_ip+0x1b1/0x1f0
[ 42.471403][ T3497] dev_deactivate_many+0x524/0xbf0
[ 42.476573][ T3497] dev_deactivate+0x177/0x270
[ 42.481306][ T3497] linkwatch_do_dev+0x104/0x160
[ 42.486215][ T3497] __linkwatch_run_queue+0x4ca/0x7f0
[ 42.491554][ T3497] linkwatch_event+0x48/0x50
[ 42.496199][ T3497] process_one_work+0x8a1/0x10c0
[ 42.501195][ T3497] worker_thread+0xaca/0x1280
[ 42.505933][ T3497] kthread+0x3f6/0x4f0
[ 42.510059][ T3497] ret_from_fork+0x1f/0x30
[ 42.514536][ T3497]
[ 42.514536][ T3497] to a SOFTIRQ-irq-unsafe lock:
[ 42.521540][ T3497] (fs_reclaim){+.+.}-{0:0}
[ 42.521556][ T3497]
[ 42.521556][ T3497] ... which became SOFTIRQ-irq-unsafe at:
[ 42.533872][ T3497] ...
[ 42.533877][ T3497] lock_acquire+0x1db/0x4f0
[ 42.540991][ T3497] fs_reclaim_acquire+0x83/0x120
[ 42.545991][ T3497] slab_pre_alloc_hook+0x22/0xc0
[ 42.550988][ T3497] kmem_cache_alloc_trace+0x49/0x290
[ 42.556339][ T3497] wq_numa_init+0x122/0x49f
[ 42.560902][ T3497] workqueue_init+0x18/0x5e1
[ 42.565550][ T3497] kernel_init_freeable+0x40a/0x5c5
[ 42.570805][ T3497] kernel_init+0x19/0x290
[ 42.575190][ T3497] ret_from_fork+0x1f/0x30
[ 42.579666][ T3497]
[ 42.579666][ T3497] other info that might help us debug this:
[ 42.579666][ T3497]
[ 42.589866][ T3497] Possible interrupt unsafe locking scenario:
[ 42.589866][ T3497]
[ 42.598155][ T3497] CPU0 CPU1
[ 42.603491][ T3497] ---- ----
[ 42.608829][ T3497] lock(fs_reclaim);
[ 42.612781][ T3497] local_irq_disable();
[ 42.619504][ T3497] lock(noop_qdisc.q.lock);
[ 42.626582][ T3497] lock(fs_reclaim);
[ 42.633063][ T3497] <Interrupt>
[ 42.636492][ T3497] lock(noop_qdisc.q.lock);
[ 42.641225][ T3497]
[ 42.641225][ T3497] *** DEADLOCK ***
[ 42.641225][ T3497]
[ 42.649335][ T3497] 2 locks held by syz-executor305/3497:
[ 42.654849][ T3497] #0: ffffffff8d9de208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x94c/0xee0
[ 42.664316][ T3497] #1: ffffffff8da1d808 (noop_qdisc.q.lock){+.-.}-{2:2}, at: netem_change+0x257/0x20c0
[ 42.673950][ T3497]
[ 42.673950][ T3497] the dependencies between SOFTIRQ-irq-safe lock and the holding lock:
[ 42.684332][ T3497] -> (noop_qdisc.q.lock){+.-.}-{2:2} {
[ 42.689775][ T3497] HARDIRQ-ON-W at:
[ 42.693726][ T3497] lock_acquire+0x1db/0x4f0
[ 42.699857][ T3497] _raw_spin_lock+0x2a/0x40
[ 42.705978][ T3497] __dev_queue_xmit+0xad6/0x3230
[ 42.712540][ T3497] tx+0x64/0x100
[ 42.717708][ T3497] kthread+0x234/0x440
[ 42.723403][ T3497] kthread+0x3f6/0x4f0
[ 42.729106][ T3497] ret_from_fork+0x1f/0x30
[ 42.735154][ T3497] IN-SOFTIRQ-W at:
[ 42.739111][ T3497] lock_acquire+0x1db/0x4f0
[ 42.745243][ T3497] _raw_spin_lock+0x2a/0x40
[ 42.751374][ T3497] net_tx_action+0x6c5/0x8e0
[ 42.757587][ T3497] __do_softirq+0x3b3/0x93a
[ 42.763711][ T3497] do_softirq+0x162/0x240
[ 42.769664][ T3497] __local_bh_enable_ip+0x1b1/0x1f0
[ 42.776496][ T3497] dev_deactivate_many+0x524/0xbf0
[ 42.783230][ T3497] dev_deactivate+0x177/0x270
[ 42.789528][ T3497] linkwatch_do_dev+0x104/0x160
[ 42.795998][ T3497] __linkwatch_run_queue+0x4ca/0x7f0
[ 42.802909][ T3497] linkwatch_event+0x48/0x50
[ 42.809122][ T3497] process_one_work+0x8a1/0x10c0
[ 42.815681][ T3497] worker_thread+0xaca/0x1280
[ 42.821979][ T3497] kthread+0x3f6/0x4f0
[ 42.827681][ T3497] ret_from_fork+0x1f/0x30
[ 42.833718][ T3497] INITIAL USE at:
[ 42.837586][ T3497] lock_acquire+0x1db/0x4f0
[ 42.843623][ T3497] _raw_spin_lock+0x2a/0x40
[ 42.849658][ T3497] __dev_queue_xmit+0xad6/0x3230
[ 42.856128][ T3497] tx+0x64/0x100
[ 42.861209][ T3497] kthread+0x234/0x440
[ 42.866816][ T3497] kthread+0x3f6/0x4f0
[ 42.872415][ T3497] ret_from_fork+0x1f/0x30
[ 42.878375][ T3497] }
[ 42.880846][ T3497] ... key at: [<ffffffff8da1d808>] noop_qdisc+0x108/0x320
[ 42.888454][ T3497]
[ 42.888454][ T3497] the dependencies between the lock to be acquired
[ 42.888458][ T3497] and SOFTIRQ-irq-unsafe lock:
[ 42.901926][ T3497] -> (fs_reclaim){+.+.}-{0:0} {
[ 42.906757][ T3497] HARDIRQ-ON-W at:
[ 42.910705][ T3497] lock_acquire+0x1db/0x4f0
[ 42.916831][ T3497] fs_reclaim_acquire+0x83/0x120
[ 42.923389][ T3497] slab_pre_alloc_hook+0x22/0xc0
[ 42.929948][ T3497] kmem_cache_alloc_trace+0x49/0x290
[ 42.936851][ T3497] wq_numa_init+0x122/0x49f
[ 42.942978][ T3497] workqueue_init+0x18/0x5e1
[ 42.949190][ T3497] kernel_init_freeable+0x40a/0x5c5
[ 42.956011][ T3497] kernel_init+0x19/0x290
[ 42.961965][ T3497] ret_from_fork+0x1f/0x30
[ 42.968015][ T3497] SOFTIRQ-ON-W at:
[ 42.971970][ T3497] lock_acquire+0x1db/0x4f0
[ 42.978096][ T3497] fs_reclaim_acquire+0x83/0x120
[ 42.984654][ T3497] slab_pre_alloc_hook+0x22/0xc0
[ 42.991215][ T3497] kmem_cache_alloc_trace+0x49/0x290
[ 42.998121][ T3497] wq_numa_init+0x122/0x49f
[ 43.004246][ T3497] workqueue_init+0x18/0x5e1
[ 43.010458][ T3497] kernel_init_freeable+0x40a/0x5c5
[ 43.017275][ T3497] kernel_init+0x19/0x290
[ 43.023225][ T3497] ret_from_fork+0x1f/0x30
[ 43.029263][ T3497] INITIAL USE at:
[ 43.033130][ T3497] lock_acquire+0x1db/0x4f0
[ 43.039168][ T3497] fs_reclaim_acquire+0x83/0x120
[ 43.045640][ T3497] slab_pre_alloc_hook+0x22/0xc0
[ 43.052117][ T3497] kmem_cache_alloc_trace+0x49/0x290
[ 43.058936][ T3497] wq_numa_init+0x122/0x49f
[ 43.064972][ T3497] workqueue_init+0x18/0x5e1
[ 43.071099][ T3497] kernel_init_freeable+0x40a/0x5c5
[ 43.077829][ T3497] kernel_init+0x19/0x290
[ 43.083690][ T3497] ret_from_fork+0x1f/0x30
[ 43.089640][ T3497] }
[ 43.092113][ T3497] ... key at: [<ffffffff8c9dcce0>] __fs_reclaim_map+0x0/0x160
[ 43.100064][ T3497] ... acquired at:
[ 43.103836][ T3497] lock_acquire+0x1db/0x4f0
[ 43.108487][ T3497] fs_reclaim_acquire+0x83/0x120
[ 43.113569][ T3497] slab_pre_alloc_hook+0x22/0xc0
[ 43.118656][ T3497] __kmalloc_node+0x71/0x390
[ 43.123393][ T3497] kvmalloc_node+0x80/0x140
[ 43.128042][ T3497] get_dist_table+0x83/0x2c0
[ 43.132774][ T3497] netem_change+0xa05/0x20c0
[ 43.137510][ T3497] netem_init+0x58/0xb0
[ 43.141807][ T3497] qdisc_create+0x8ae/0x1390
[ 43.146543][ T3497] tc_modify_qdisc+0xac5/0x1710
[ 43.151537][ T3497] rtnetlink_rcv_msg+0x993/0xee0
[ 43.156617][ T3497] netlink_rcv_skb+0x1cf/0x410
[ 43.161525][ T3497] netlink_unicast+0x7b6/0x980
[ 43.166433][ T3497] netlink_sendmsg+0xa30/0xd60
[ 43.171341][ T3497] ____sys_sendmsg+0x59e/0x8f0
[ 43.176254][ T3497] ___sys_sendmsg+0x252/0x2e0
[ 43.181076][ T3497] __se_sys_sendmsg+0x19a/0x260
[ 43.186071][ T3497] do_syscall_64+0x3d/0xb0
[ 43.190630][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 43.196668][ T3497]
[ 43.198969][ T3497]
[ 43.198969][ T3497] stack backtrace:
[ 43.204826][ T3497] CPU: 0 PID: 3497 Comm: syz-executor305 Not tainted 5.15.119-syzkaller #0
[ 43.213382][ T3497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 43.223409][ T3497] Call Trace:
[ 43.226667][ T3497] <TASK>
[ 43.229571][ T3497] dump_stack_lvl+0x1e3/0x2cb
[ 43.234223][ T3497] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 43.239828][ T3497] ? panic+0x84d/0x84d
[ 43.243868][ T3497] ? print_shortest_lock_dependencies+0xee/0x150
[ 43.250175][ T3497] validate_chain+0x4cfe/0x58b0
[ 43.255005][ T3497] ? reacquire_held_locks+0x660/0x660
[ 43.260350][ T3497] ? validate_chain+0x112/0x58b0
[ 43.265274][ T3497] ? reacquire_held_locks+0x660/0x660
[ 43.270619][ T3497] ? mark_lock+0x98/0x340
[ 43.274920][ T3497] __lock_acquire+0x1295/0x1ff0
[ 43.279747][ T3497] lock_acquire+0x1db/0x4f0
[ 43.284223][ T3497] ? slab_pre_alloc_hook+0x22/0xc0
[ 43.289308][ T3497] ? read_lock_is_recursive+0x10/0x10
[ 43.294658][ T3497] fs_reclaim_acquire+0x83/0x120
[ 43.299569][ T3497] ? slab_pre_alloc_hook+0x22/0xc0
[ 43.304656][ T3497] slab_pre_alloc_hook+0x22/0xc0
[ 43.309564][ T3497] __kmalloc_node+0x71/0x390
[ 43.314126][ T3497] ? kvmalloc_node+0x80/0x140
[ 43.318775][ T3497] ? __bpf_trace_softirq+0x10/0x10
[ 43.323861][ T3497] kvmalloc_node+0x80/0x140
[ 43.328337][ T3497] get_dist_table+0x83/0x2c0
[ 43.332898][ T3497] netem_change+0xa05/0x20c0
[ 43.337465][ T3497] ? netem_destroy+0xb0/0xb0
[ 43.342024][ T3497] ? debug_object_init+0x10/0x10
[ 43.346939][ T3497] ? memset+0x1f/0x40
[ 43.350891][ T3497] ? lockdep_init_map_type+0x9d/0x8d0
[ 43.356241][ T3497] ? memset+0x1f/0x40
[ 43.360193][ T3497] ? __hrtimer_init+0x181/0x260
[ 43.365017][ T3497] netem_init+0x58/0xb0
[ 43.369157][ T3497] ? qdisc_peek_dequeued+0x220/0x220
[ 43.374413][ T3497] qdisc_create+0x8ae/0x1390
[ 43.378978][ T3497] ? qdisc_notify+0x380/0x380
[ 43.383631][ T3497] ? apparmor_capable+0x12e/0x190
[ 43.388629][ T3497] tc_modify_qdisc+0xac5/0x1710
[ 43.393455][ T3497] ? rcu_lock_release+0x20/0x20
[ 43.398281][ T3497] ? rcu_lock_release+0x20/0x20
[ 43.403103][ T3497] rtnetlink_rcv_msg+0x993/0xee0
[ 43.408016][ T3497] ? reacquire_held_locks+0x660/0x660
[ 43.413363][ T3497] ? rtnetlink_bind+0x80/0x80
[ 43.418012][ T3497] ? is_bpf_text_address+0x24f/0x260
[ 43.423268][ T3497] ? stack_trace_save+0x1c0/0x1c0
[ 43.428263][ T3497] ? __kernel_text_address+0x94/0x100
[ 43.433608][ T3497] ? unwind_get_return_address+0x49/0x80
[ 43.439213][ T3497] ? arch_stack_walk+0xf3/0x140
[ 43.444037][ T3497] ? mark_lock+0x98/0x340
[ 43.448341][ T3497] ? mark_lock+0x98/0x340
[ 43.452642][ T3497] ? __lock_acquire+0x1295/0x1ff0
[ 43.457642][ T3497] netlink_rcv_skb+0x1cf/0x410
[ 43.462379][ T3497] ? rtnetlink_bind+0x80/0x80
[ 43.467028][ T3497] ? netlink_ack+0xb10/0xb10
[ 43.471590][ T3497] netlink_unicast+0x7b6/0x980
[ 43.476328][ T3497] ? netlink_detachskb+0x90/0x90
[ 43.481236][ T3497] ? 0xffffffff81000000
[ 43.485361][ T3497] ? __check_object_size+0x300/0x410
[ 43.490617][ T3497] ? bpf_lsm_netlink_send+0x5/0x10
[ 43.495703][ T3497] netlink_sendmsg+0xa30/0xd60
[ 43.500442][ T3497] ? netlink_getsockopt+0x5b0/0x5b0
[ 43.505613][ T3497] ? aa_sock_msg_perm+0x91/0x150
[ 43.510524][ T3497] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 43.515782][ T3497] ? security_socket_sendmsg+0x7d/0xa0
[ 43.521210][ T3497] ? netlink_getsockopt+0x5b0/0x5b0
[ 43.526381][ T3497] ____sys_sendmsg+0x59e/0x8f0
[ 43.531121][ T3497] ? iovec_from_user+0x300/0x390
[ 43.536034][ T3497] ? __sys_sendmsg_sock+0x30/0x30
[ 43.541034][ T3497] ___sys_sendmsg+0x252/0x2e0
[ 43.545685][ T3497] ? __sys_sendmsg+0x260/0x260
[ 43.550432][ T3497] ? __lock_acquire+0x1295/0x1ff0
[ 43.555446][ T3497] ? __context_tracking_enter+0x5f/0x90
[ 43.560967][ T3497] ? __context_tracking_exit+0x4c/0x80
[ 43.566398][ T3497] ? __fdget+0x158/0x220
[ 43.570613][ T3497] __se_sys_sendmsg+0x19a/0x260
[ 43.575439][ T3497] ? __x64_sys_sendmsg+0x80/0x80
[ 43.580351][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230
[ 43.586319][ T3497] ? lockdep_hardirqs_on+0x94/0x130
[ 43.591490][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230
[ 43.597442][ T3497] do_syscall_64+0x3d/0xb0
[ 43.601829][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 43.607693][ T3497] RIP: 0033:0x7f2c07fd01f9
[ 43.612168][ T3497] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 43.631834][ T3497] RSP: 002b:00007ffc4a9bb2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 43.640218][ T3497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2c07fd01f9
[ 43.648168][ T3497] RDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000003
[ 43.656121][ T3497] RBP: 00007f2c07f941e0 R08: 00000000ffffffff R09: 0000000000000000
[ 43.664066][ T3497] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007f2c07f94270
[ 43.672012][ T3497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 43.679968][ T3497] </TASK>
[ 43.683014][ T3497] BUG: sleeping function called from invalid context at include/linux/sched/mm.h:209
[ 43.692467][ T3497] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3497, name: syz-executor305
[ 43.701935][ T3497] INFO: lockdep is turned off.
[ 43.706680][ T3497] Preemption disabled at:
[ 43.706685][ T3497] [<0000000000000000>] 0x0
[ 43.715408][ T3497] CPU: 0 PID: 3497 Comm: syz-executor305 Not tainted 5.15.119-syzkaller #0
[ 43.723964][ T3497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 43.733993][ T3497] Call Trace:
[ 43.737244][ T3497] <TASK>
[ 43.740149][ T3497] dump_stack_lvl+0x1e3/0x2cb
[ 43.744802][ T3497] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 43.750410][ T3497] ? panic+0x84d/0x84d
[ 43.754453][ T3497] ? rcu_is_watching+0x11/0xa0
[ 43.759186][ T3497] ? rcu_is_watching+0x11/0xa0
[ 43.763921][ T3497] ___might_sleep+0x547/0x6a0
[ 43.768575][ T3497] ? __might_sleep+0xc0/0xc0
[ 43.773138][ T3497] slab_pre_alloc_hook+0x44/0xc0
[ 43.778050][ T3497] __kmalloc_node+0x71/0x390
[ 43.782612][ T3497] ? kvmalloc_node+0x80/0x140
[ 43.787262][ T3497] ? __bpf_trace_softirq+0x10/0x10
[ 43.792352][ T3497] kvmalloc_node+0x80/0x140
[ 43.796839][ T3497] get_dist_table+0x83/0x2c0
[ 43.801403][ T3497] netem_change+0xa05/0x20c0
[ 43.805970][ T3497] ? netem_destroy+0xb0/0xb0
[ 43.810529][ T3497] ? debug_object_init+0x10/0x10
[ 43.815442][ T3497] ? memset+0x1f/0x40
[ 43.819394][ T3497] ? lockdep_init_map_type+0x9d/0x8d0
[ 43.824742][ T3497] ? memset+0x1f/0x40
[ 43.828706][ T3497] ? __hrtimer_init+0x181/0x260
[ 43.833530][ T3497] netem_init+0x58/0xb0
[ 43.837658][ T3497] ? qdisc_peek_dequeued+0x220/0x220
[ 43.842915][ T3497] qdisc_create+0x8ae/0x1390
[ 43.847482][ T3497] ? qdisc_notify+0x380/0x380
[ 43.852130][ T3497] ? apparmor_capable+0x12e/0x190
[ 43.857139][ T3497] tc_modify_qdisc+0xac5/0x1710
[ 43.861975][ T3497] ? rcu_lock_release+0x20/0x20
[ 43.866801][ T3497] ? rcu_lock_release+0x20/0x20
[ 43.871621][ T3497] rtnetlink_rcv_msg+0x993/0xee0
[ 43.876531][ T3497] ? reacquire_held_locks+0x660/0x660
[ 43.881873][ T3497] ? rtnetlink_bind+0x80/0x80
[ 43.886519][ T3497] ? is_bpf_text_address+0x24f/0x260
[ 43.891774][ T3497] ? stack_trace_save+0x1c0/0x1c0
[ 43.896768][ T3497] ? __kernel_text_address+0x94/0x100
[ 43.902114][ T3497] ? unwind_get_return_address+0x49/0x80
[ 43.907721][ T3497] ? arch_stack_walk+0xf3/0x140
[ 43.912546][ T3497] ? mark_lock+0x98/0x340
[ 43.916845][ T3497] ? mark_lock+0x98/0x340
[ 43.921149][ T3497] ? __lock_acquire+0x1295/0x1ff0
[ 43.926153][ T3497] netlink_rcv_skb+0x1cf/0x410
[ 43.930893][ T3497] ? rtnetlink_bind+0x80/0x80
[ 43.935542][ T3497] ? netlink_ack+0xb10/0xb10
[ 43.940105][ T3497] netlink_unicast+0x7b6/0x980
[ 43.944843][ T3497] ? netlink_detachskb+0x90/0x90
[ 43.949752][ T3497] ? 0xffffffff81000000
[ 43.953878][ T3497] ? __check_object_size+0x300/0x410
[ 43.959138][ T3497] ? bpf_lsm_netlink_send+0x5/0x10
[ 43.964222][ T3497] netlink_sendmsg+0xa30/0xd60
[ 43.968966][ T3497] ? netlink_getsockopt+0x5b0/0x5b0
[ 43.974135][ T3497] ? aa_sock_msg_perm+0x91/0x150
[ 43.979047][ T3497] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 43.984390][ T3497] ? security_socket_sendmsg+0x7d/0xa0
[ 43.989821][ T3497] ? netlink_getsockopt+0x5b0/0x5b0
[ 43.994995][ T3497] ____sys_sendmsg+0x59e/0x8f0
[ 43.999733][ T3497] ? iovec_from_user+0x300/0x390
[ 44.004645][ T3497] ? __sys_sendmsg_sock+0x30/0x30
[ 44.009646][ T3497] ___sys_sendmsg+0x252/0x2e0
[ 44.014296][ T3497] ? __sys_sendmsg+0x260/0x260
[ 44.019034][ T3497] ? __lock_acquire+0x1295/0x1ff0
[ 44.024038][ T3497] ? __context_tracking_enter+0x5f/0x90
[ 44.029555][ T3497] ? __context_tracking_exit+0x4c/0x80
[ 44.034984][ T3497] ? __fdget+0x158/0x220
[ 44.039198][ T3497] __se_sys_sendmsg+0x19a/0x260
[ 44.044019][ T3497] ? __x64_sys_sendmsg+0x80/0x80
[ 44.048934][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230
[ 44.054892][ T3497] ? lockdep_hardirqs_on+0x94/0x130
[ 44.060066][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230
[ 44.066016][ T3497] do_syscall_64+0x3d/0xb0
[ 44.070409][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 44.076276][ T3497] RIP: 0033:0x7f2c07fd01f9
[ 44.080665][ T3497] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 44.100242][ T3497] RSP: 002b:00007ffc4a9bb2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 44.108632][ T3497] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2c07fd01f9
[ 44.116581][ T3497] RDX: 0000000000000000 RSI: 00000000200007c0 RDI: 0000000000000003
[ 44.124526][ T3497] RBP: 00007f2c07f941e0 R08: 00000000ffffffff R09: 0000000000000000
[ 44.132470][ T3497] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007f2c07f94270
[ 44.140424][ T3497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 44.148375][ T3497] </TASK>