Warning: Permanently added '[localhost]:61241' (ECDSA) to the list of known hosts.
2025/01/24 16:06:13 fuzzer started
2025/01/24 16:06:13 dialing manager at localhost:40883
2025/01/24 16:06:13 checking machine...
2025/01/24 16:06:13 checking revisions...
syzkaller login: [ 62.618149] kmemleak: Automatic memory scanning thread ended
2025/01/24 16:06:14 testing simple program...
[ 62.783690] cgroup: Unknown subsys name 'net'
[ 62.873462] cgroup: Unknown subsys name 'cpuset'
[ 62.914102] cgroup: Unknown subsys name 'rlimit'
executing program
executing program
[ 69.225094] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
executing program
executing program
executing program
[ 79.571657] audit: type=1400 audit(1737734791.056:7): avc: denied { execmem } for pid=273 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
executing program
[ 80.797319] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 80.802975] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 80.804973] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 80.812100] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 80.818736] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 80.827608] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 82.886286] Bluetooth: hci0: command tx timeout
executing program
[ 84.934154] Bluetooth: hci0: command tx timeout
executing program
[ 86.982184] Bluetooth: hci0: command tx timeout
[ 89.029171] Bluetooth: hci0: command tx timeout
executing program
executing program
executing program
executing program
executing program
executing program
executing program
[ 107.505416] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 107.506842] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 107.585859] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 107.587092] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/01/24 16:06:59 building call list...
[ 108.641427] syz-executor.0 (274) used greatest stack depth: 23248 bytes left
[ 108.660768]
[ 108.661175] ======================================================
[ 108.662310] WARNING: possible circular locking dependency detected
[ 108.663472] 6.13.0-next-20250124 #1 Not tainted
[ 108.667840] ------------------------------------------------------
[ 108.670911] kworker/u8:0/11 is trying to acquire lock:
[ 108.671993] ffffffff8621d8e8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80
[ 108.674041]
[ 108.674041] but task is already holding lock:
[ 108.675204] ffff888016218768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0
[ 108.677176]
[ 108.677176] which lock already depends on the new lock.
[ 108.677176]
[ 108.678670]
[ 108.678670] the existing dependency chain (in reverse order) is:
[ 108.680097]
[ 108.680097] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}:
[ 108.681414] __mutex_lock+0x13d/0xb50
[ 108.682340] wiphy_register+0x1b2e/0x25d0
[ 108.683352] ieee80211_register_hw+0x23a4/0x3d60
[ 108.684458] mac80211_hwsim_new_radio+0x2759/0x4d60
[ 108.685607] init_mac80211_hwsim+0x389/0x870
[ 108.686675] do_one_initcall+0xf9/0x640
[ 108.687672] kernel_init_freeable+0x53d/0x7a0
[ 108.688728] kernel_init+0x1e/0x2d0
[ 108.689568] ret_from_fork+0x48/0x80
[ 108.690415] ret_from_fork_asm+0x1a/0x30
[ 108.691413]
[ 108.691413] -> #0 (rtnl_mutex){+.+.}-{4:4}:
[ 108.692616] __lock_acquire+0x29fd/0x4580
[ 108.693577] lock_acquire+0x19b/0x520
[ 108.694482] __mutex_lock+0x13d/0xb50
[ 108.695416] unregister_netdevice_many_notify+0x1612/0x1c80
[ 108.696649] unregister_netdevice_queue+0x224/0x2e0
[ 108.697743] _cfg80211_unregister_wdev+0x57b/0x700
[ 108.698880] ieee80211_remove_interfaces+0x2f2/0x6b0
[ 108.700018] ieee80211_unregister_hw+0x55/0x3a0
[ 108.701099] hwsim_exit_net+0x3a0/0x730
[ 108.702046] ops_exit_list+0xb3/0x180
[ 108.702962] cleanup_net+0x546/0xad0
[ 108.703861] process_one_work+0x8ee/0x1a10
[ 108.704883] worker_thread+0x674/0xe70
[ 108.705850] kthread+0x3ab/0x720
[ 108.706714] ret_from_fork+0x48/0x80
[ 108.707602] ret_from_fork_asm+0x1a/0x30
[ 108.708587]
[ 108.708587] other info that might help us debug this:
[ 108.708587]
[ 108.716084] Possible unsafe locking scenario:
[ 108.716084]
[ 108.717113] CPU0 CPU1
[ 108.717920] ---- ----
[ 108.718736] lock(&rdev->wiphy.mtx);
[ 108.720011] lock(rtnl_mutex);
[ 108.721233] lock(&rdev->wiphy.mtx);
[ 108.722540] lock(rtnl_mutex);
[ 108.723440]
[ 108.723440] *** DEADLOCK ***
[ 108.723440]
[ 108.725014] 4 locks held by kworker/u8:0/11:
[ 108.726004] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10
[ 108.728076] #1: ffff8880095dfd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10
[ 108.729655] #2: ffffffff86211910 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0
[ 108.731121] #3: ffff888016218768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0
[ 108.732863]
[ 108.732863] stack backtrace:
[ 108.733589] CPU: 1 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.13.0-next-20250124 #1
[ 108.733676] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 108.733731] Workqueue: netns cleanup_net
[ 108.733819] Call Trace:
[ 108.733840]
[ 108.733863] dump_stack_lvl+0xca/0x120
[ 108.733971] print_circular_bug+0x47b/0x750
[ 108.734057] check_noncircular+0x2e9/0x3c0
[ 108.734136] ? __pfx_check_noncircular+0x10/0x10
[ 108.734216] ? hlock_class+0x4e/0x130
[ 108.734272] ? srso_return_thunk+0x5/0x5f
[ 108.734391] ? mark_lock+0xac/0xed0
[ 108.734473] ? lockdep_lock+0xba/0x1b0
[ 108.734580] ? __pfx_lockdep_lock+0x10/0x10
[ 108.734718] __lock_acquire+0x29fd/0x4580
[ 108.734819] ? __pfx___lock_acquire+0x10/0x10
[ 108.734900] ? lock_release+0x20f/0x6f0
[ 108.734982] ? __pfx_lock_release+0x10/0x10
[ 108.735062] ? srso_return_thunk+0x5/0x5f
[ 108.735173] lock_acquire+0x19b/0x520
[ 108.735253] ? unregister_netdevice_many_notify+0x1612/0x1c80
[ 108.735389] ? __pfx_lock_acquire+0x10/0x10
[ 108.735502] ? srso_return_thunk+0x5/0x5f
[ 108.735626] ? lock_is_held_type+0x9e/0x120
[ 108.735751] ? srso_return_thunk+0x5/0x5f
[ 108.735887] __mutex_lock+0x13d/0xb50
[ 108.736003] ? unregister_netdevice_many_notify+0x1612/0x1c80
[ 108.736103] ? unregister_netdevice_many_notify+0x1612/0x1c80
[ 108.736208] ? srso_return_thunk+0x5/0x5f
[ 108.736335] ? synchronize_rcu_expedited+0x38a/0x420
[ 108.736436] ? __pfx___mutex_lock+0x10/0x10
[ 108.736556] ? srso_return_thunk+0x5/0x5f
[ 108.736684] ? srso_return_thunk+0x5/0x5f
[ 108.736801] ? kasan_quarantine_put+0x84/0x1e0
[ 108.736915] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 108.736980] ? srso_return_thunk+0x5/0x5f
[ 108.737092] unregister_netdevice_many_notify+0x1612/0x1c80
[ 108.737179] ? __virt_addr_valid+0x2e8/0x5d0
[ 108.737277] ? __pfx_lock_release+0x10/0x10
[ 108.737361] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 108.737447] ? find_held_lock+0x2c/0x110
[ 108.737557] ? srso_return_thunk+0x5/0x5f
[ 108.737674] ? kernfs_remove_by_name_ns+0xc7/0x130
[ 108.737796] ? srso_return_thunk+0x5/0x5f
[ 108.737904] ? lock_release+0x20f/0x6f0
[ 108.737986] ? __pfx_lock_release+0x10/0x10
[ 108.738066] ? srso_return_thunk+0x5/0x5f
[ 108.738168] ? lockdep_hardirqs_on_prepare+0x262/0x3f0
[ 108.738256] ? srso_return_thunk+0x5/0x5f
[ 108.738368] unregister_netdevice_queue+0x224/0x2e0
[ 108.738449] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 108.738530] ? up_write+0x195/0x520
[ 108.738639] _cfg80211_unregister_wdev+0x57b/0x700
[ 108.738743] ? srso_return_thunk+0x5/0x5f
[ 108.738852] ieee80211_remove_interfaces+0x2f2/0x6b0
[ 108.738925] ? __pfx_ieee80211_remove_interfaces+0x10/0x10
[ 108.738997] ? srso_return_thunk+0x5/0x5f
[ 108.739099] ? srso_return_thunk+0x5/0x5f
[ 108.739201] ? synchronize_rcu+0x1ff/0x260
[ 108.739281] ieee80211_unregister_hw+0x55/0x3a0
[ 108.739390] hwsim_exit_net+0x3a0/0x730
[ 108.739471] ? __pfx_hwsim_exit_net+0x10/0x10
[ 108.739546] ? srso_return_thunk+0x5/0x5f
[ 108.739657] ? netdev_run_todo+0x788/0x1040
[ 108.739751] ? __pfx_hwsim_exit_net+0x10/0x10
[ 108.739831] ops_exit_list+0xb3/0x180
[ 108.739910] cleanup_net+0x546/0xad0
[ 108.739994] ? __pfx_cleanup_net+0x10/0x10
[ 108.740093] process_one_work+0x8ee/0x1a10
[ 108.740215] ? __pfx_lock_acquire+0x10/0x10
[ 108.740298] ? __pfx_process_one_work+0x10/0x10
[ 108.740406] ? srso_return_thunk+0x5/0x5f
[ 108.740509] ? move_linked_works+0x172/0x270
[ 108.740592] ? srso_return_thunk+0x5/0x5f
[ 108.740703] ? assign_work+0x196/0x240
[ 108.740810] worker_thread+0x674/0xe70
[ 108.740918] ? lockdep_hardirqs_on_prepare+0x262/0x3f0
[ 108.741015] ? __pfx_worker_thread+0x10/0x10
[ 108.741126] kthread+0x3ab/0x720
[ 108.741223] ? __pfx_kthread+0x10/0x10
[ 108.741322] ? srso_return_thunk+0x5/0x5f
[ 108.741426] ? finish_task_switch.isra.0+0x206/0x840
[ 108.741521] ? __pfx_kthread+0x10/0x10
[ 108.741624] ret_from_fork+0x48/0x80
[ 108.741690] ? __pfx_kthread+0x10/0x10
[ 108.741789] ret_from_fork_asm+0x1a/0x30
[ 108.741914]
executing program
[ 112.734131] audit: type=1400 audit(1737734824.218:8): avc: denied { create } for pid=253 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1
executing program
[ 113.625790] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
[ 114.691510] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
executing program
2025/01/24 16:07:08 syscalls: 2217
2025/01/24 16:07:08 code coverage: enabled
2025/01/24 16:07:08 comparison tracing: enabled
2025/01/24 16:07:08 extra coverage: enabled
2025/01/24 16:07:08 setuid sandbox: enabled
2025/01/24 16:07:08 namespace sandbox: enabled
2025/01/24 16:07:08 Android sandbox: enabled
2025/01/24 16:07:08 fault injection: enabled
2025/01/24 16:07:08 leak checking: enabled
2025/01/24 16:07:08 net packet injection: enabled
2025/01/24 16:07:08 net device setup: enabled
2025/01/24 16:07:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2025/01/24 16:07:08 devlink PCI setup: PCI device 0000:00:10.0 is not available
2025/01/24 16:07:08 USB emulation: enabled
2025/01/24 16:07:08 hci packet injection: enabled
2025/01/24 16:07:08 wifi device emulation: enabled
2025/01/24 16:07:08 802.15.4 emulation: enabled
2025/01/24 16:07:08 fetching corpus: 0, signal 0/0 (executing program)
2025/01/24 16:07:08 fetching corpus: 0, signal 0/0 (executing program)
2025/01/24 16:07:10 starting 8 fuzzer processes
16:07:10 executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0})
sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}]}, 0x24}}, 0x0)
sendmsg$NL80211_CMD_START_AP(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x74, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x28, 0xe, {@wo_ht={{}, {}, @broadcast, @device_a, @from_mac}, 0x0, @default, 0x1, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void, @void}}], @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @NL80211_ATTR_AUTH_TYPE={0x8}, @NL80211_ATTR_EXTERNAL_AUTH_SUPPORT={0x4}]}, 0x74}}, 0x0)
VM DIAGNOSIS:
16:07:00 Registers:
info registers vcpu 0
RAX=ffff88800d11e1c0 RBX=ffff88800e989c80 RCX=ffffffff8150248e RDX=dffffc0000000000
RSI=ffffffff84a1dbc0 RDI=ffff88800d1e3b7c RBP=1ffff11002be5efd RSP=ffff888015f2f7e8
R8 =0000000000000000 R9 =fffffbfff0c8087a R10=ffffffff864043d7 R11=0000000000000000
R12=0000000000000000 R13=dffffc0000000000 R14=ffff88800e989df0 R15=ffff88800e989c80
RIP=ffffffff819c528a RFL=00000282 [--S----] 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 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=000000c00081a000 CR3=000000000e33c000 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=00000000000000003f847ae147ae147b
XMM02=00000000000000000000000000000000 XMM03=000000c0000ec4b0000000c0000ec480
XMM04=000000c0000ec3c0000000c0000ec390 XMM05=000000c0000ec420000000c0000ec3f0
XMM06=000000c0000ec480000000c0000ec450 XMM07=000000c0000f22c0000000c0000ec4b0
XMM08=000000c0000ec060000000c0000ec030 XMM09=000000c0000ec0c0000000c0000ec090
XMM10=000000c0000ec120000000c0000ec0f0 XMM11=000000c0000ec180000000c0000ec150
XMM12=000000c0000eeb00000000c0000864e0 XMM13=000000c0001e9e68000000c0001e9e60
XMM14=000000c0001e9e78000000c0001e9e70 XMM15=000000c0001e9e88000000c0001e9e80
info registers vcpu 1
RAX=0000000000000000 RBX=00000000000003f9 RCX=0000000000000000 RDX=00000000000003f9
RSI=ffffffff8283f165 RDI=ffffffff886970a0 RBP=ffffffff88697060 RSP=ffff8880095ded00
R8 =0000000000000001 R9 =ffffed10012bbd96 R10=0000000000000000 R11=2d2d2d2d2d2d2d2d
R12=0000000000000000 R13=ffffffff886970b0 R14=ffffffff88697060 R15=ffffffff88697320
RIP=ffffffff8283f1bd RFL=00000006 [-----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 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=000000c000810000 CR3=000000000e33c000 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=00000000000000004113eea000000000 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