Warning: Permanently added '[localhost]:62919' (ECDSA) to the list of known hosts. 2025/01/28 15:59:16 fuzzer started 2025/01/28 15:59:17 dialing manager at localhost:40187 2025/01/28 15:59:17 checking machine... 2025/01/28 15:59:17 checking revisions... syzkaller login: [ 58.399629] kmemleak: Automatic memory scanning thread ended 2025/01/28 15:59:17 testing simple program... [ 58.529513] cgroup: Unknown subsys name 'net' [ 58.619083] cgroup: Unknown subsys name 'cpuset' [ 58.651213] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 66.099400] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) executing program executing program executing program executing program [ 77.622601] audit: type=1400 audit(1738079976.972:7): avc: denied { execmem } for pid=272 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 78.756243] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 78.760393] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 78.763710] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 78.771199] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 78.777863] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 78.780386] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program [ 80.839266] Bluetooth: hci0: command tx timeout executing program [ 82.886279] Bluetooth: hci0: command tx timeout [ 84.934151] Bluetooth: hci0: command tx timeout executing program [ 86.982122] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program executing program [ 106.384746] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.386091] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.439967] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.441205] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/01/28 16:00:06 building call list... [ 107.288937] syz-executor.0 (273) used greatest stack depth: 23296 bytes left [ 107.366829] [ 107.367237] ====================================================== [ 107.368304] WARNING: possible circular locking dependency detected [ 107.369372] 6.13.0-next-20250128 #1 Not tainted [ 107.373461] ------------------------------------------------------ [ 107.376624] kworker/u8:2/726 is trying to acquire lock: [ 107.377556] ffffffff8621d9a8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 107.379329] [ 107.379329] but task is already holding lock: [ 107.380348] ffff88801a5d8768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 107.382083] [ 107.382083] which lock already depends on the new lock. [ 107.382083] [ 107.383469] [ 107.383469] the existing dependency chain (in reverse order) is: [ 107.384730] [ 107.384730] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 107.385921] __mutex_lock+0x13d/0xb50 [ 107.386764] wiphy_register+0x1b2e/0x25d0 [ 107.387650] ieee80211_register_hw+0x23a4/0x3d60 [ 107.388608] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 107.389630] init_mac80211_hwsim+0x389/0x870 [ 107.390572] do_one_initcall+0xf9/0x640 [ 107.391442] kernel_init_freeable+0x53d/0x7a0 [ 107.392389] kernel_init+0x1e/0x2d0 [ 107.393158] ret_from_fork+0x48/0x80 [ 107.393941] ret_from_fork_asm+0x1a/0x30 [ 107.394819] [ 107.394819] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 107.395900] __lock_acquire+0x29fd/0x4580 [ 107.396780] lock_acquire+0x19b/0x520 [ 107.397591] __mutex_lock+0x13d/0xb50 [ 107.398410] unregister_netdevice_many_notify+0x1612/0x1c80 [ 107.399530] unregister_netdevice_queue+0x224/0x2e0 [ 107.400520] _cfg80211_unregister_wdev+0x57b/0x700 [ 107.401531] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 107.402545] ieee80211_unregister_hw+0x55/0x3a0 [ 107.403499] hwsim_exit_net+0x3a0/0x730 [ 107.404337] ops_exit_list+0xb3/0x180 [ 107.405143] cleanup_net+0x546/0xad0 [ 107.405944] process_one_work+0x8ee/0x1a10 [ 107.406851] worker_thread+0x674/0xe70 [ 107.407693] kthread+0x3ab/0x720 [ 107.408440] ret_from_fork+0x48/0x80 [ 107.409196] ret_from_fork_asm+0x1a/0x30 [ 107.410074] [ 107.410074] other info that might help us debug this: [ 107.410074] [ 107.411364] Possible unsafe locking scenario: [ 107.411364] [ 107.412352] CPU0 CPU1 [ 107.413135] ---- ---- [ 107.413929] lock(&rdev->wiphy.mtx); [ 107.414626] lock(rtnl_mutex); [ 107.415626] lock(&rdev->wiphy.mtx); [ 107.416723] lock(rtnl_mutex); [ 107.417344] [ 107.417344] *** DEADLOCK *** [ 107.417344] [ 107.418340] 4 locks held by kworker/u8:2/726: [ 107.419132] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 107.420920] #1: ffff88801eec7d30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 107.422621] #2: ffffffff862119d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 107.424224] #3: ffff88801a5d8768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 107.426027] [ 107.426027] stack backtrace: [ 107.426787] CPU: 0 UID: 0 PID: 726 Comm: kworker/u8:2 Not tainted 6.13.0-next-20250128 #1 [ 107.426863] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 107.426907] Workqueue: netns cleanup_net [ 107.426990] Call Trace: [ 107.427008] [ 107.427031] dump_stack_lvl+0xca/0x120 [ 107.427149] print_circular_bug+0x47b/0x750 [ 107.427243] check_noncircular+0x2e9/0x3c0 [ 107.427330] ? __pfx_check_noncircular+0x10/0x10 [ 107.427417] ? hlock_class+0x4e/0x130 [ 107.427479] ? srso_return_thunk+0x5/0x5f [ 107.427593] ? mark_lock+0xac/0xed0 [ 107.427682] ? lockdep_lock+0xba/0x1b0 [ 107.427800] ? __pfx_lockdep_lock+0x10/0x10 [ 107.427928] __lock_acquire+0x29fd/0x4580 [ 107.428038] ? __pfx___lock_acquire+0x10/0x10 [ 107.428127] ? lock_release+0x20f/0x6f0 [ 107.428218] ? __pfx_lock_release+0x10/0x10 [ 107.428307] ? srso_return_thunk+0x5/0x5f [ 107.428430] lock_acquire+0x19b/0x520 [ 107.428519] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 107.428620] ? __pfx_lock_acquire+0x10/0x10 [ 107.428717] ? srso_return_thunk+0x5/0x5f [ 107.428833] ? lock_is_held_type+0x9e/0x120 [ 107.428945] ? srso_return_thunk+0x5/0x5f [ 107.429066] __mutex_lock+0x13d/0xb50 [ 107.429172] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 107.429265] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 107.429359] ? srso_return_thunk+0x5/0x5f [ 107.429472] ? synchronize_rcu_expedited+0x38a/0x420 [ 107.429571] ? __pfx___mutex_lock+0x10/0x10 [ 107.429683] ? srso_return_thunk+0x5/0x5f [ 107.429799] ? srso_return_thunk+0x5/0x5f [ 107.429912] ? kasan_quarantine_put+0x84/0x1e0 [ 107.430034] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 107.430105] ? srso_return_thunk+0x5/0x5f [ 107.430227] unregister_netdevice_many_notify+0x1612/0x1c80 [ 107.430320] ? __virt_addr_valid+0x2e8/0x5d0 [ 107.430426] ? __pfx_lock_release+0x10/0x10 [ 107.430517] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 107.430611] ? find_held_lock+0x2c/0x110 [ 107.430729] ? srso_return_thunk+0x5/0x5f [ 107.430847] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 107.430969] ? srso_return_thunk+0x5/0x5f [ 107.431082] ? lock_release+0x20f/0x6f0 [ 107.431172] ? __pfx_lock_release+0x10/0x10 [ 107.431259] ? srso_return_thunk+0x5/0x5f [ 107.431373] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 107.431469] ? srso_return_thunk+0x5/0x5f [ 107.431593] unregister_netdevice_queue+0x224/0x2e0 [ 107.431682] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 107.431771] ? up_write+0x195/0x520 [ 107.431883] _cfg80211_unregister_wdev+0x57b/0x700 [ 107.431990] ? srso_return_thunk+0x5/0x5f [ 107.432111] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 107.432190] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 107.432269] ? srso_return_thunk+0x5/0x5f [ 107.432382] ? srso_return_thunk+0x5/0x5f [ 107.432495] ? synchronize_rcu+0x1ff/0x260 [ 107.432582] ieee80211_unregister_hw+0x55/0x3a0 [ 107.432673] hwsim_exit_net+0x3a0/0x730 [ 107.432759] ? __pfx_hwsim_exit_net+0x10/0x10 [ 107.432842] ? srso_return_thunk+0x5/0x5f [ 107.432955] ? netdev_run_todo+0x788/0x1040 [ 107.433055] ? __pfx_hwsim_exit_net+0x10/0x10 [ 107.433142] ops_exit_list+0xb3/0x180 [ 107.433228] cleanup_net+0x546/0xad0 [ 107.433320] ? __pfx_cleanup_net+0x10/0x10 [ 107.433429] process_one_work+0x8ee/0x1a10 [ 107.433572] ? __pfx_lock_acquire+0x10/0x10 [ 107.433663] ? __pfx_process_one_work+0x10/0x10 [ 107.433782] ? srso_return_thunk+0x5/0x5f [ 107.433895] ? move_linked_works+0x172/0x270 [ 107.433985] ? srso_return_thunk+0x5/0x5f [ 107.434098] ? assign_work+0x196/0x240 [ 107.434215] worker_thread+0x674/0xe70 [ 107.434333] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 107.434439] ? srso_return_thunk+0x5/0x5f [ 107.434552] ? __pfx_worker_thread+0x10/0x10 [ 107.434673] kthread+0x3ab/0x720 [ 107.434779] ? __pfx_kthread+0x10/0x10 [ 107.434884] ? srso_return_thunk+0x5/0x5f [ 107.434997] ? finish_task_switch.isra.0+0x206/0x840 [ 107.435100] ? __pfx_kthread+0x10/0x10 [ 107.435210] ret_from_fork+0x48/0x80 [ 107.435273] ? __pfx_kthread+0x10/0x10 [ 107.435380] ret_from_fork_asm+0x1a/0x30 [ 107.435516] executing program executing program [ 112.746182] audit: type=1400 audit(1738080012.095:8): 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 [ 113.627882] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 114.697300] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list executing program 2025/01/28 16:00:15 syscalls: 2217 2025/01/28 16:00:15 code coverage: enabled 2025/01/28 16:00:15 comparison tracing: enabled 2025/01/28 16:00:15 extra coverage: enabled 2025/01/28 16:00:15 setuid sandbox: enabled 2025/01/28 16:00:15 namespace sandbox: enabled 2025/01/28 16:00:15 Android sandbox: enabled 2025/01/28 16:00:15 fault injection: enabled 2025/01/28 16:00:15 leak checking: enabled 2025/01/28 16:00:15 net packet injection: enabled 2025/01/28 16:00:15 net device setup: enabled 2025/01/28 16:00:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/28 16:00:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/28 16:00:15 USB emulation: enabled 2025/01/28 16:00:15 hci packet injection: enabled 2025/01/28 16:00:15 wifi device emulation: enabled 2025/01/28 16:00:15 802.15.4 emulation: enabled 2025/01/28 16:00:15 fetching corpus: 0, signal 0/0 (executing program) 2025/01/28 16:00:15 fetching corpus: 0, signal 0/0 (executing program) VM DIAGNOSIS: 16:00:06 Registers: info registers vcpu 0 RAX=0000000000000065 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8283f415 RDI=ffffffff886970a0 RBP=ffffffff88697060 RSP=ffff88801eec6d20 R8 =0000000000000000 R9 =ffffed100134e046 R10=0000000000000065 R11=6465746e69612e36 R12=0000000000000065 R13=0000000000000010 R14=ffffffff88697060 R15=ffffffff8283f400 RIP=ffffffff8283f46d 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 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=00007fdc000a9d60 CR3=0000000018a00000 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 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88801573284f RCX=ffffffff84a5f2aa RDX=ffff88800c11b780 RSI=ffffffff84a5f2b8 RDI=0000000000000001 RBP=ffff88800ed48ce7 RSP=ffff88800e597818 R8 =0000000000000001 R9 =ffffed1001da9198 R10=0000000000000000 R11=0000000000000000 R12=0000000000000000 R13=ffff88800ed49000 R14=ffff88801573282d R15=0000000000000021 RIP=ffffffff8171a408 RFL=00000246 [---Z-P-] 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 000000c000030410 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=000000c0007bf000 CR3=0000000018a00000 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=00000002000000000000000000000008 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000