Warning: Permanently added '[localhost]:61241' (ECDSA) to the list of known hosts. 2025/01/30 16:06:31 fuzzer started 2025/01/30 16:06:32 dialing manager at localhost:46401 2025/01/30 16:06:32 checking machine... 2025/01/30 16:06:32 checking revisions... syzkaller login: [ 69.548910] kmemleak: Automatic memory scanning thread ended 2025/01/30 16:06:32 testing simple program... [ 69.682607] cgroup: Unknown subsys name 'net' [ 69.775384] cgroup: Unknown subsys name 'cpuset' [ 69.808109] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program executing program executing program executing program [ 88.745435] audit: type=1400 audit(1738253211.639:7): avc: denied { execmem } for pid=271 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 89.884796] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 89.891098] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 89.893565] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 89.904452] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 89.914011] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 89.927109] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program [ 91.972353] Bluetooth: hci0: command tx timeout executing program [ 94.019408] Bluetooth: hci0: command tx timeout [ 96.067505] Bluetooth: hci0: command tx timeout executing program [ 98.115499] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program [ 116.856767] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.858569] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.936847] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.938059] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program 2025/01/30 16:07:20 building call list... [ 117.894948] [ 117.895305] ====================================================== [ 117.896222] WARNING: possible circular locking dependency detected [ 117.897140] 6.13.0-next-20250130 #1 Not tainted [ 117.900365] ------------------------------------------------------ [ 117.903670] kworker/u8:2/724 is trying to acquire lock: [ 117.904479] ffffffff86219b68 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.906029] [ 117.906029] but task is already holding lock: [ 117.906919] ffff8880132e8768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 117.908418] [ 117.908418] which lock already depends on the new lock. [ 117.908418] [ 117.909615] [ 117.909615] the existing dependency chain (in reverse order) is: [ 117.910706] [ 117.910706] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 117.911729] __mutex_lock+0x13d/0xb50 [ 117.912450] wiphy_register+0x1b2e/0x25d0 [ 117.913207] ieee80211_register_hw+0x23a4/0x3d60 [ 117.914028] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 117.914882] init_mac80211_hwsim+0x389/0x870 [ 117.915674] do_one_initcall+0xf9/0x640 [ 117.916408] kernel_init_freeable+0x53d/0x7a0 [ 117.917196] kernel_init+0x1e/0x2d0 [ 117.917842] ret_from_fork+0x48/0x80 [ 117.918490] ret_from_fork_asm+0x1a/0x30 [ 117.919239] [ 117.919239] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 117.920178] __lock_acquire+0x29fd/0x4580 [ 117.920926] lock_acquire+0x19b/0x520 [ 117.921620] __mutex_lock+0x13d/0xb50 [ 117.922342] unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.923291] unregister_netdevice_queue+0x224/0x2e0 [ 117.924150] _cfg80211_unregister_wdev+0x57b/0x700 [ 117.925015] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 117.925875] ieee80211_unregister_hw+0x55/0x3a0 [ 117.926689] hwsim_exit_net+0x3a0/0x730 [ 117.927406] ops_exit_list+0xb3/0x180 [ 117.928096] cleanup_net+0x546/0xad0 [ 117.928777] process_one_work+0x8ee/0x1a10 [ 117.929559] worker_thread+0x674/0xe70 [ 117.930310] kthread+0x3ab/0x720 [ 117.930967] ret_from_fork+0x48/0x80 [ 117.931629] ret_from_fork_asm+0x1a/0x30 [ 117.932387] [ 117.932387] other info that might help us debug this: [ 117.932387] [ 117.933520] Possible unsafe locking scenario: [ 117.933520] [ 117.934371] CPU0 CPU1 [ 117.935053] ---- ---- [ 117.935737] lock(&rdev->wiphy.mtx); [ 117.936349] lock(rtnl_mutex); [ 117.937230] lock(&rdev->wiphy.mtx); [ 117.938180] lock(rtnl_mutex); [ 117.938721] [ 117.938721] *** DEADLOCK *** [ 117.938721] [ 117.939591] 4 locks held by kworker/u8:2/724: [ 117.940270] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 117.941846] #1: ffff88801edcfd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 117.943347] #2: ffffffff8620db90 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 117.944706] #3: ffff8880132e8768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 117.946213] [ 117.946213] stack backtrace: [ 117.946853] CPU: 1 UID: 0 PID: 724 Comm: kworker/u8:2 Not tainted 6.13.0-next-20250130 #1 [ 117.946921] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 117.946960] Workqueue: netns cleanup_net [ 117.947033] Call Trace: [ 117.947050] [ 117.947070] dump_stack_lvl+0xca/0x120 [ 117.947175] print_circular_bug+0x47b/0x750 [ 117.947260] check_noncircular+0x2e9/0x3c0 [ 117.947338] ? __pfx_check_noncircular+0x10/0x10 [ 117.947417] ? hlock_class+0x4e/0x130 [ 117.947472] ? srso_return_thunk+0x5/0x5f [ 117.947574] ? mark_lock+0xac/0xed0 [ 117.947654] ? lockdep_lock+0xba/0x1b0 [ 117.947762] ? __pfx_lockdep_lock+0x10/0x10 [ 117.947878] __lock_acquire+0x29fd/0x4580 [ 117.947977] ? __pfx___lock_acquire+0x10/0x10 [ 117.948057] ? lock_release+0x20f/0x6f0 [ 117.948140] ? __pfx_lock_release+0x10/0x10 [ 117.948220] ? srso_return_thunk+0x5/0x5f [ 117.948329] lock_acquire+0x19b/0x520 [ 117.948410] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.948499] ? __pfx_lock_acquire+0x10/0x10 [ 117.948587] ? srso_return_thunk+0x5/0x5f [ 117.948689] ? lock_is_held_type+0x9e/0x120 [ 117.948789] ? srso_return_thunk+0x5/0x5f [ 117.948898] __mutex_lock+0x13d/0xb50 [ 117.948994] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.949076] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.949160] ? srso_return_thunk+0x5/0x5f [ 117.949262] ? synchronize_rcu_expedited+0x38a/0x420 [ 117.949342] ? __pfx___mutex_lock+0x10/0x10 [ 117.949443] ? srso_return_thunk+0x5/0x5f [ 117.949554] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 117.949626] unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.949709] ? __virt_addr_valid+0x2e8/0x5d0 [ 117.949807] ? __pfx_lock_release+0x10/0x10 [ 117.949899] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 117.949983] ? find_held_lock+0x2c/0x110 [ 117.950092] ? srso_return_thunk+0x5/0x5f [ 117.950197] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 117.950306] ? srso_return_thunk+0x5/0x5f [ 117.950406] ? lock_release+0x20f/0x6f0 [ 117.950487] ? __pfx_lock_release+0x10/0x10 [ 117.950566] ? srso_return_thunk+0x5/0x5f [ 117.950667] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 117.950754] ? srso_return_thunk+0x5/0x5f [ 117.950864] unregister_netdevice_queue+0x224/0x2e0 [ 117.950943] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 117.951021] ? up_write+0x195/0x520 [ 117.951122] _cfg80211_unregister_wdev+0x57b/0x700 [ 117.951217] ? srso_return_thunk+0x5/0x5f [ 117.951324] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 117.951393] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 117.951461] ? srso_return_thunk+0x5/0x5f [ 117.951562] ? srso_return_thunk+0x5/0x5f [ 117.951663] ? synchronize_rcu+0x1ff/0x260 [ 117.951740] ieee80211_unregister_hw+0x55/0x3a0 [ 117.951821] hwsim_exit_net+0x3a0/0x730 [ 117.951896] ? __pfx_hwsim_exit_net+0x10/0x10 [ 117.951969] ? srso_return_thunk+0x5/0x5f [ 117.952070] ? netdev_run_todo+0x788/0x1040 [ 117.952158] ? __pfx_hwsim_exit_net+0x10/0x10 [ 117.952234] ops_exit_list+0xb3/0x180 [ 117.952310] cleanup_net+0x546/0xad0 [ 117.952391] ? __pfx_cleanup_net+0x10/0x10 [ 117.952488] process_one_work+0x8ee/0x1a10 [ 117.952609] ? __pfx_lock_acquire+0x10/0x10 [ 117.952691] ? __pfx_process_one_work+0x10/0x10 [ 117.952799] ? srso_return_thunk+0x5/0x5f [ 117.952900] ? move_linked_works+0x172/0x270 [ 117.952981] ? srso_return_thunk+0x5/0x5f [ 117.953082] ? assign_work+0x196/0x240 [ 117.953187] worker_thread+0x674/0xe70 [ 117.953295] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 117.953390] ? srso_return_thunk+0x5/0x5f [ 117.953491] ? __pfx_worker_thread+0x10/0x10 [ 117.953601] kthread+0x3ab/0x720 [ 117.953697] ? __pfx_kthread+0x10/0x10 [ 117.953793] ? srso_return_thunk+0x5/0x5f [ 117.953902] ? finish_task_switch.isra.0+0x206/0x840 [ 117.953996] ? __pfx_kthread+0x10/0x10 [ 117.954095] ret_from_fork+0x48/0x80 [ 117.954151] ? __pfx_kthread+0x10/0x10 [ 117.954249] ret_from_fork_asm+0x1a/0x30 [ 117.954371] executing program [ 122.228668] audit: type=1400 audit(1738253245.122:8): avc: denied { create } for pid=251 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 [ 123.111337] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list executing program [ 124.075795] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list 2025/01/30 16:07:28 syscalls: 2217 2025/01/30 16:07:28 code coverage: enabled 2025/01/30 16:07:28 comparison tracing: enabled 2025/01/30 16:07:28 extra coverage: enabled 2025/01/30 16:07:28 setuid sandbox: enabled 2025/01/30 16:07:28 namespace sandbox: enabled 2025/01/30 16:07:28 Android sandbox: enabled 2025/01/30 16:07:28 fault injection: enabled 2025/01/30 16:07:28 leak checking: enabled 2025/01/30 16:07:28 net packet injection: enabled 2025/01/30 16:07:28 net device setup: enabled 2025/01/30 16:07:28 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/30 16:07:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/30 16:07:28 USB emulation: enabled 2025/01/30 16:07:28 hci packet injection: enabled 2025/01/30 16:07:28 wifi device emulation: enabled 2025/01/30 16:07:28 802.15.4 emulation: enabled 2025/01/30 16:07:28 fetching corpus: 0, signal 0/0 (executing program) 2025/01/30 16:07:28 fetching corpus: 0, signal 0/0 (executing program) VM DIAGNOSIS: 16:07:21 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000011 RCX=ffffffff84a65e99 RDX=ffff8880164c0000 RSI=0000000000000061 RDI=0000000000000001 RBP=ffffffff852d8d60 RSP=ffff8880157177f0 R8 =ffffffffffff0a00 R9 =ffffed1001485025 R10=0000000000000078 R11=0000000000000000 R12=0000000000000078 R13=0000000000000001 R14=000000000000001f R15=ffffffff81526730 RIP=ffffffff81719fd7 RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 000000c000258b10 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f894103ae48 CR3=000000000e2e0000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=38363733313866666666666666660a77 XMM02=3866666666666666660a776f68735f65 XMM03=6464615f656c6261745f73695f696665 XMM04=30303030303030303030303030303030 XMM05=6464615f656c6261745f73695f696665 XMM06=33313866666666666666660a73736572 XMM07=745f73695f6966652054203035383637 XMM08=6666660a737365726464615f656c6261 XMM09=20542030303936373331386666666666 XMM10=695f727474615f6966655f7866705f5f XMM11=6666666666660a656c62697369765f73 XMM12=69666520542030313936373331386666 XMM13=00000000008a4dee00000000008a69cf XMM14=000000000089d9b900000000008a4694 XMM15=00000000004643c100000000004360f2 info registers vcpu 1 RAX=0000000000000035 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8283d2d5 RDI=ffffffff88693060 RBP=ffffffff88693020 RSP=ffff88801edced20 R8 =0000000000000000 R9 =ffffed1001d99046 R10=0000000000000035 R11=2d2d2d2d2d2d2d2d R12=0000000000000035 R13=0000000000000010 R14=ffffffff88693020 R15=ffffffff8283d2c0 RIP=ffffffff8283d32d RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000000c0007af000 CR3=000000000e2e0000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00000000000000000000000000000000 XMM02=0000000000000000bfe62e42fefa39ef XMM03=0000ff00000000000000000000000000 XMM04=732f6c61636f6c2f7273752f3d485441 XMM05=622f6c61636f6c2f7273752f3a6e6962 XMM06=73752f3a6e6962732f7273752f3a6e69 XMM07=6e69622f3a6e6962732f3a6e69622f72 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000