mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
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WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#0: syz-executor.4/3982
Modules linked in:
CPU: 0 UID: 0 PID: 3982 Comm: syz-executor.4 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:mntput_no_expire+0x78e/0xbe0
Code: 05 16 42 81 04 01 e8 31 f8 91 ff e9 41 fc ff ff e8 b7 50 b4 ff 31 ff 44 89 ee e8 dd 4b b4 ff 45 85 ed 79 09 e8 a3 50 b4 ff 90 <0f> 0b 90 e8 9a 50 b4 ff e8 75 f6 fb 02 31 ff 89 c5 89 c6 e8 ba 4b
RSP: 0018:ffff888016eafbd0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 1ffff11002dd5f7f RCX: ffffffff81bf96d3
RDX: ffff888016a73700 RSI: ffffffff81bf96dd RDI: 0000000000000005
RBP: ffff888017467180 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000001 R12: ffff888016eafc38
R13: 00000000ffffffff R14: dead000000000100 R15: ffff888017467180
FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020dad000 CR3: 00000000464c2000 CR4: 0000000000350ef0
Call Trace:
namespace_unlock+0x7f1/0x810
put_mnt_ns+0xf5/0x120
free_nsproxy+0x3a/0x400
switch_task_namespaces+0xe2/0x100
do_exit+0x841/0x2970
do_group_exit+0xd3/0x2a0
__x64_sys_exit_group+0x3e/0x50
x64_sys_call+0x18c5/0x18d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f06a8c9fb19
Code: Unable to access opcode bytes at 0x7f06a8c9faef.
RSP: 002b:00007f06a6214bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f06a8db2f60 RCX: 00007f06a8c9fb19
RDX: 00007f06a8c9fb19 RSI: 0000000000000000 RDI: 000000000000000b
RBP: 000000000000000b R08: 0000000000000000 R09: 00007f06a8db2f60
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd1dac35df R14: 00007f06a6215300 R15: 0000000000022000
irq event stamp: 581
hardirqs last enabled at (591): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (598): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (544): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (539): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
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WARNING: fs/namespace.c:1375 at cleanup_mnt+0x33f/0x430, CPU#1: syz-executor.4/3982
Modules linked in:
CPU: 1 UID: 0 PID: 3982 Comm: syz-executor.4 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:cleanup_mnt+0x33f/0x430
Code: c7 a0 45 d1 85 e8 01 7c fa 02 49 8d 7d 40 5b 48 c7 c6 10 e2 be 81 5d 41 5c 41 5d 41 5e 41 5f e9 57 b3 9c ff e8 82 46 b4 ff 90 <0f> 0b 90 e9 e6 fc ff ff e8 74 46 b4 ff 4c 89 ef e8 6c d7 06 00 e9
RSP: 0018:ffff888016eafd10 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000ffffffff RCX: ffffffff81bf9de5
RDX: ffff888016a73700 RSI: ffffffff81bfa0fe RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 00000000ffffffff R11: 0000000000000000 R12: ffff888016a73fd8
R13: ffff888016617dc0 R14: 0000000000000001 R15: ffff888016617e00
FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f06a61f3108 CR3: 000000000e3f3000 CR4: 0000000000350ef0
Call Trace:
task_work_run+0x172/0x280
do_exit+0x846/0x2970
do_group_exit+0xd3/0x2a0
__x64_sys_exit_group+0x3e/0x50
x64_sys_call+0x18c5/0x18d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f06a8c9fb19
Code: Unable to access opcode bytes at 0x7f06a8c9faef.
RSP: 002b:00007f06a6214bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f06a8db2f60 RCX: 00007f06a8c9fb19
RDX: 00007f06a8c9fb19 RSI: 0000000000000000 RDI: 000000000000000b
RBP: 000000000000000b R08: 0000000000000000 R09: 00007f06a8db2f60
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd1dac35df R14: 00007f06a6215300 R15: 0000000000022000
irq event stamp: 2617
hardirqs last enabled at (2625): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (2636): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (2474): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (2465): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
msdos: Unknown parameter 'audit'
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
msdos: Unknown parameter 'audit'
msdos: Unknown parameter 'audit'
kmemleak: Found object by alias at 0x607f1a639994
CPU: 0 UID: 0 PID: 4008 Comm: syz-executor.3 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
dump_stack_lvl+0xca/0x120
__lookup_object+0x94/0xb0
delete_object_full+0x27/0x70
free_percpu+0x30/0x1160
futex_hash_free+0x38/0xc0
mmput+0x2d3/0x390
do_exit+0x79d/0x2970
do_group_exit+0xd3/0x2a0
get_signal+0x2315/0x2340
arch_do_signal_or_restart+0x80/0x790
exit_to_user_mode_loop+0x8b/0x110
do_syscall_64+0x2f7/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbe02e90b19
Code: Unable to access opcode bytes at 0x7fbe02e90aef.
RSP: 002b:00007fbe00406218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007fbe02fa3f68 RCX: 00007fbe02e90b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fbe02fa3f68
RBP: 00007fbe02fa3f60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbe02fa3f6c
R13: 00007fff357e2c2f R14: 00007fbe00406300 R15: 0000000000022000
kmemleak: Object (percpu) 0x607f1a639990 (size 8):
kmemleak: comm "syz-executor.2", pid 4019, jiffies 4294816305
kmemleak: min_count = 1
kmemleak: count = 0
kmemleak: flags = 0x21