INFO: task kworker/u4:6:282 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:6 state:D stack:0 pid:282 ppid:2 flags:0x00000008 Workqueue: nfc2_nci_rx_wq nci_rx_work Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6830 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 device_lock include/linux/device.h:992 [inline] nfc_targets_found+0x104/0x338 net/nfc/core.c:778 nci_ntf_packet+0x320c/0x3b70 nci_rx_work+0x148/0x2ac net/nfc/nci/core.c:1517 process_one_work+0x694/0x1204 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2784 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857 INFO: task syz-executor.3:14171 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:0 pid:14171 ppid:6054 flags:0x00000005 Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_timeout+0xb8/0x348 kernel/time/timer.c:2143 do_wait_for_common+0x30c/0x468 kernel/sched/completion.c:95 __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x48/0x60 kernel/sched/completion.c:148 __flush_workqueue+0x580/0x11c4 kernel/workqueue.c:3195 nci_close_device+0x188/0x5b8 net/nfc/nci/core.c:579 nci_unregister_device+0x58/0x21c net/nfc/nci/core.c:1292 virtual_ncidev_close+0x5c/0xa0 drivers/nfc/virtual_ncidev.c:163 __fput+0x324/0x7f8 fs/file_table.c:384 __fput_sync+0x60/0x9c fs/file_table.c:465 __do_sys_close fs/open.c:1572 [inline] __se_sys_close fs/open.c:1557 [inline] __arm64_sys_close+0x150/0x1e0 fs/open.c:1557 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.3:14179 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:0 pid:14179 ppid:6054 flags:0x00000005 Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6830 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 genl_lock net/netlink/genetlink.c:33 [inline] genl_op_lock net/netlink/genetlink.c:58 [inline] genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2545 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] sock_sendmsg net/socket.c:753 [inline] __sys_sendto+0x3bc/0x540 net/socket.c:2177 __do_sys_sendto net/socket.c:2189 [inline] __se_sys_sendto net/socket.c:2185 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2185 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.3:14191 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:0 pid:14191 ppid:6054 flags:0x0000000d Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6830 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 nci_request net/nfc/nci/core.c:149 [inline] nci_start_poll+0xabc/0x1204 net/nfc/nci/core.c:854 nfc_start_poll+0x164/0x2a4 net/nfc/core.c:225 nfc_genl_start_poll+0x1b8/0x308 net/nfc/netlink.c:828 genl_family_rcv_msg_doit net/netlink/genetlink.c:971 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1051 [inline] genl_rcv_msg+0x854/0xb4c net/netlink/genetlink.c:1066 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2545 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] sock_sendmsg net/socket.c:753 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2541 ___sys_sendmsg net/socket.c:2595 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2624 __do_sys_sendmsg net/socket.c:2633 [inline] __se_sys_sendmsg net/socket.c:2631 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2631 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.3:14206 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:0 pid:14206 ppid:6054 flags:0x00000005 Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6830 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 genl_lock net/netlink/genetlink.c:33 [inline] genl_op_lock net/netlink/genetlink.c:58 [inline] genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2545 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] sock_sendmsg net/socket.c:753 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2541 ___sys_sendmsg net/socket.c:2595 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2624 __do_sys_sendmsg net/socket.c:2633 [inline] __se_sys_sendmsg net/socket.c:2631 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2631 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.2:14205 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:0 pid:14205 ppid:6043 flags:0x00000005 Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6830 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 genl_lock net/netlink/genetlink.c:33 [inline] genl_op_lock net/netlink/genetlink.c:58 [inline] genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2545 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] sock_sendmsg net/socket.c:753 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2541 ___sys_sendmsg net/socket.c:2595 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2624 __do_sys_sendmsg net/socket.c:2633 [inline] __se_sys_sendmsg net/socket.c:2631 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2631 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 INFO: task syz-executor.2:14211 blocked for more than 143 seconds. Not tainted 6.6.0-rc4-syzkaller-g19af4a4ed414 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:0 pid:14211 ppid:6043 flags:0x00000005 Call trace: __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556 context_switch kernel/sched/core.c:5382 [inline] __schedule+0x1364/0x23b4 kernel/sched/core.c:6695 schedule+0xc4/0x170 kernel/sched/core.c:6771 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6830 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:679 __mutex_lock kernel/locking/mutex.c:747 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:799 genl_lock net/netlink/genetlink.c:33 [inline] genl_op_lock net/netlink/genetlink.c:58 [inline] genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2545 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1075 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1368 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] sock_sendmsg net/socket.c:753 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2541 ___sys_sendmsg net/socket.c:2595 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2624 __do_sys_sendmsg net/socket.c:2633 [inline] __se_sys_sendmsg net/socket.c:2631 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2631 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 Showing all locks held in the system: 1 lock held by khungtaskd/29: #0: ffff80008e373780 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:302 3 locks held by kworker/u4:6/282: #0: ffff0001076cc938 ((wq_completion)nfc2_nci_rx_wq){+.+.}-{0:0}, at: process_one_work+0x560/0x1204 kernel/workqueue.c:2603 #1: ffff8000966a7c20 ((work_completion)(&ndev->rx_work)){+.+.}-{0:0}, at: process_one_work+0x5a0/0x1204 kernel/workqueue.c:2605 #2: ffff0000c83b3100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline] #2: ffff0000c83b3100 (&dev->mutex){....}-{3:3}, at: nfc_targets_found+0x104/0x338 net/nfc/core.c:778 2 locks held by kworker/u4:8/3349: 2 locks held by getty/5768: #0: ffff0000d257e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff8000959e02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 drivers/tty/n_tty.c:2206 1 lock held by syz-executor.3/14171: #0: ffff0000d0249350 (&ndev->req_lock){+.+.}-{3:3}, at: nci_close_device+0xf0/0x5b8 net/nfc/nci/core.c:561 2 locks held by syz-executor.3/14179: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 5 locks held by syz-executor.3/14191: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 #2: ffff0000c83b3520 (&genl_data->genl_data_mutex){+.+.}-{3:3}, at: nfc_genl_start_poll+0x1a8/0x308 net/nfc/netlink.c:826 #3: ffff0000c83b3100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline] #3: ffff0000c83b3100 (&dev->mutex){....}-{3:3}, at: nfc_start_poll+0x60/0x2a4 net/nfc/core.c:208 #4: ffff0000d0249350 (&ndev->req_lock){+.+.}-{3:3}, at: nci_request net/nfc/nci/core.c:149 [inline] #4: ffff0000d0249350 (&ndev->req_lock){+.+.}-{3:3}, at: nci_start_poll+0xabc/0x1204 net/nfc/nci/core.c:854 2 locks held by syz-executor.3/14206: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 2 locks held by syz-executor.2/14205: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 2 locks held by syz-executor.2/14211: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 2 locks held by syz-executor.2/14243: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 2 locks held by syz-executor.3/14245: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 2 locks held by syz-executor.2/14267: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 2 locks held by syz-executor.3/14271: #0: ffff800090b6a210 (cb_lock){++++}-{3:3}, at: genl_rcv+0x28/0x50 net/netlink/genetlink.c:1074 #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_op_lock net/netlink/genetlink.c:58 [inline] #1: ffff800090b6a0c8 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x10c/0xb4c net/netlink/genetlink.c:1065 =============================================