====================================================== WARNING: possible circular locking dependency detected 5.10.209 #1 Not tainted ------------------------------------------------------ syz-executor.1/6198 is trying to acquire lock: ffff888019660ae8 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}, at: __flush_work+0xdd/0xa90 kernel/workqueue.c:3050 but task is already holding lock: ffff888019660f40 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0xef/0x1240 net/bluetooth/hci_core.c:1734 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&hdev->req_lock){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 hci_dev_do_close+0xef/0x1240 net/bluetooth/hci_core.c:1734 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xa70 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 -> #2 (rfkill_global_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 rfkill_register+0x36/0xa10 net/rfkill/core.c:1016 hci_register_dev+0x42e/0xc00 net/bluetooth/hci_core.c:3773 __vhci_create_device+0x2c8/0x5c0 drivers/bluetooth/hci_vhci.c:129 vhci_create_device drivers/bluetooth/hci_vhci.c:153 [inline] vhci_open_timeout+0x38/0x50 drivers/bluetooth/hci_vhci.c:310 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:313 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 -> #1 (&data->open_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 vhci_send_frame+0x63/0xa0 drivers/bluetooth/hci_vhci.c:71 hci_send_frame+0x1b9/0x320 net/bluetooth/hci_core.c:4060 hci_sched_acl_pkt net/bluetooth/hci_core.c:4585 [inline] hci_sched_acl net/bluetooth/hci_core.c:4670 [inline] hci_tx_work+0x10af/0x1660 net/bluetooth/hci_core.c:4741 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:313 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 -> #0 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: check_prev_add kernel/locking/lockdep.c:2988 [inline] check_prevs_add kernel/locking/lockdep.c:3113 [inline] validate_chain kernel/locking/lockdep.c:3729 [inline] __lock_acquire+0x29e7/0x5b00 kernel/locking/lockdep.c:4955 lock_acquire kernel/locking/lockdep.c:5566 [inline] lock_acquire+0x197/0x470 kernel/locking/lockdep.c:5531 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 hci_dev_do_close+0x131/0x1240 net/bluetooth/hci_core.c:1745 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xa70 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->tx_work) --> rfkill_global_mutex --> &hdev->req_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&hdev->req_lock); lock(rfkill_global_mutex); lock(&hdev->req_lock); lock((work_completion)(&hdev->tx_work)); *** DEADLOCK *** 2 locks held by syz-executor.1/6198: #0: ffffffff85619668 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0xff/0x4b0 net/rfkill/core.c:1232 #1: ffff888019660f40 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0xef/0x1240 net/bluetooth/hci_core.c:1734 stack backtrace: CPU: 0 PID: 6198 Comm: syz-executor.1 Not tainted 5.10.209 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 check_noncircular+0x263/0x2e0 kernel/locking/lockdep.c:2123 check_prev_add kernel/locking/lockdep.c:2988 [inline] check_prevs_add kernel/locking/lockdep.c:3113 [inline] validate_chain kernel/locking/lockdep.c:3729 [inline] __lock_acquire+0x29e7/0x5b00 kernel/locking/lockdep.c:4955 lock_acquire kernel/locking/lockdep.c:5566 [inline] lock_acquire+0x197/0x470 kernel/locking/lockdep.c:5531 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 hci_dev_do_close+0x131/0x1240 net/bluetooth/hci_core.c:1745 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xa70 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7f67b2a36b19 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:00007f67affac188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f67b2b49f60 RCX: 00007f67b2a36b19 RDX: 0000000000000008 RSI: 00000000200000c0 RDI: 0000000000000004 RBP: 00007f67b2a90f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffed04c8a1f R14: 00007f67affac300 R15: 0000000000022000 __nla_validate_parse: 5 callbacks suppressed netlink: 135 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 135 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 135 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 135 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor.4'. device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode audit: type=1326 audit(1706903615.845:17): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6538 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903615.846:18): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6538 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=220 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903615.846:19): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6538 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903615.847:20): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6538 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=317 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903615.853:21): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6538 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 device veth0_vlan entered promiscuous mode audit: type=1326 audit(1706903615.911:22): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6553 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903615.913:23): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6553 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=220 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903615.913:24): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6553 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903616.007:25): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6572 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 audit: type=1326 audit(1706903616.008:26): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=6572 comm="syz-executor.3" exe="/syz-executor.3" sig=0 arch=c000003e syscall=220 compat=0 ip=0x7fa6ece54b19 code=0x7ffc0000 ieee80211 €˜§°ÇÛ ”uòQÇC !: Selected rate control algorithm 'minstrel_ht' ieee80211 €˜§°ÇÛ ”uòQÇC !: Selected rate control algorithm 'minstrel_ht' sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 1 PID: 6662 Comm: syz-executor.6 Not tainted 5.10.209 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2733 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2941 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1293 mac80211_hwsim_new_radio+0x1ce0/0x4250 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2497 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fbe69885b19 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:00007fbe66dda188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbe69999020 RCX: 00007fbe69885b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007fbe698dff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe31c9f36f R14: 00007fbe66dda300 R15: 0000000000022000 FAT-fs (loop5): Directory bread(block 6) failed FAT-fs (loop5): Directory bread(block 6) failed ieee80211 €˜§°ÇÛ ”uòQÇC !: Selected rate control algorithm 'minstrel_ht' sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 0 PID: 6692 Comm: syz-executor.6 Not tainted 5.10.209 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2733 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2941 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1293 mac80211_hwsim_new_radio+0x1ce0/0x4250 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2497 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fbe69885b19 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:00007fbe66dfb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbe69998f60 RCX: 00007fbe69885b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007fbe698dff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe31c9f36f R14: 00007fbe66dfb300 R15: 0000000000022000 ieee80211 €˜§°ÇÛ ”uòQÇC !: Selected rate control algorithm 'minstrel_ht' sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 0 PID: 6698 Comm: syz-executor.6 Not tainted 5.10.209 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2733 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2941 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1293 mac80211_hwsim_new_radio+0x1ce0/0x4250 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2497 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fbe69885b19 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:00007fbe66dfb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbe69998f60 RCX: 00007fbe69885b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007fbe698dff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe31c9f36f R14: 00007fbe66dfb300 R15: 0000000000022000 FAT-fs (loop5): Directory bread(block 6) failed FAT-fs (loop5): Directory bread(block 6) failed sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. ieee80211 €˜§°ÇÛ ”uòQÇC !: Selected rate control algorithm 'minstrel_ht' sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 1 PID: 6744 Comm: syz-executor.6 Not tainted 5.10.209 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2733 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2941 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1293 mac80211_hwsim_new_radio+0x1ce0/0x4250 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2497 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x62/0xc7 RIP: 0033:0x7fbe69885b19 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:00007fbe66dfb188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fbe69998f60 RCX: 00007fbe69885b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007fbe698dff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe31c9f36f R14: 00007fbe66dfb300 R15: 0000000000022000 sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. ieee80211 phy37: Selected rate control algorithm 'minstrel_ht' ieee80211 phy38: Selected rate control algorithm 'minstrel_ht' ieee80211 phy39: Selected rate control algorithm 'minstrel_ht' ieee80211 phy40: Selected rate control algorithm 'minstrel_ht' EXT4-fs error (device loop1): ext4_orphan_get:1417: comm syz-executor.1: bad orphan inode 2463777398 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue ieee80211 phy41: Selected rate control algorithm 'minstrel_ht' EXT4-fs error (device loop1): ext4_orphan_get:1417: comm syz-executor.1: bad orphan inode 2463777398 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs error (device loop1): ext4_orphan_get:1417: comm syz-executor.1: bad orphan inode 2463777398 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue 9pnet: Insufficient options for proto=fd EXT4-fs error (device loop1): ext4_orphan_get:1417: comm syz-executor.1: bad orphan inode 2463777398 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. EXT4-fs (loop4): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop4): Can't read superblock on 2nd try EXT4-fs (loop4): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop4): Can't read superblock on 2nd try 9pnet: Insufficient options for proto=fd EXT4-fs (loop4): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop4): Can't read superblock on 2nd try EXT4-fs (loop4): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop4): Can't read superblock on 2nd try device veth0_vlan entered promiscuous mode EXT4-fs (loop4): mounting ext2 file system using the ext4 subsystem EXT4-fs (loop4): Can't read superblock on 2nd try device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode device veth0_vlan entered promiscuous mode netlink: 'syz-executor.2': attribute type 16 has an invalid length. netlink: 'syz-executor.2': attribute type 16 has an invalid length.