------------[ cut here ]------------
WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x331/0x3d0, CPU#1: syz-executor.1/13885
Modules linked in:
CPU: 1 UID: 0 PID: 13885 Comm: syz-executor.1 Not tainted 6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) 
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:nsproxy_ns_active_get+0x331/0x3d0
Code: 84 db 75 07 5b 5d e9 0e d3 ab ff e8 09 d3 ab ff 90 0f 0b 90 eb ee e8 fe d2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 f0 d2 ab ff 90 <0f> 0b 90 e9 92 fd ff ff e8 e2 d2 ab ff 90 0f 0b 90 e9 e5 fd ff ff
RSP: 0018:ffff88804f077e08 EFLAGS: 00010216
RAX: 00000000000009ca RBX: ffff8880178fb8f0 RCX: ffffc90002bff000
RDX: 0000000000040000 RSI: ffffffff81c8ca00 RDI: 0000000000000001
RBP: ffff88800d9d0001 R08: 0000000000000001 R09: ffffed1001b3a04a
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880179461c0
R13: 0000000000000000 R14: ffff88804bedb780 R15: ffff88804f077e98
FS:  00007f65b1b7b700(0000) GS:ffff8880e54a5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd532d1ff8 CR3: 000000004efbf000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 switch_task_namespaces+0x3d/0x110
 __do_sys_setns+0x6b0/0x19a0
 do_syscall_64+0xbf/0x430
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f65b4649107
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 00 00 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:00007f65b1b7b128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134
RAX: ffffffffffffffda RBX: 00007f65b475b0e0 RCX: 00007f65b4649107
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef
RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2e1cc49f R14: 00007f65b1b7b300 R15: 0000000000022000
 </TASK>
irq event stamp: 1329
hardirqs last  enabled at (1339): [<ffffffff815482d8>] __up_console_sem+0x78/0x80
hardirqs last disabled at (1350): [<ffffffff815482bd>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (1200): [<ffffffff813bc08c>] handle_softirqs+0x50c/0x770
softirqs last disabled at (1193): [<ffffffff813bc424>] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x33f/0x3d0, CPU#1: syz-executor.1/13885
Modules linked in:
CPU: 1 UID: 0 PID: 13885 Comm: syz-executor.1 Tainted: G        W           6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) 
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:nsproxy_ns_active_get+0x33f/0x3d0
Code: ab ff 90 0f 0b 90 eb ee e8 fe d2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 f0 d2 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 e2 d2 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 d4 d2 ab ff 90 0f 0b 90 e9 38 fe ff ff
RSP: 0018:ffff88804f077e08 EFLAGS: 00010212
RAX: 000000000001c187 RBX: ffff8880178fb8f0 RCX: ffffc90002bff000
RDX: 0000000000040000 RSI: ffffffff81c8ca0e RDI: 0000000000000001
RBP: ffff888017736001 R08: 0000000000000001 R09: ffffed1002ee6d41
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880179461c0
R13: 0000000000000000 R14: ffff88804bedb780 R15: ffff88804f077e98
FS:  00007f65b1b7b700(0000) GS:ffff8880e54a5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd532d1ff8 CR3: 000000004efbf000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 switch_task_namespaces+0x3d/0x110
 __do_sys_setns+0x6b0/0x19a0
 do_syscall_64+0xbf/0x430
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f65b4649107
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 00 00 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:00007f65b1b7b128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134
RAX: ffffffffffffffda RBX: 00007f65b475b0e0 RCX: 00007f65b4649107
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef
RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2e1cc49f R14: 00007f65b1b7b300 R15: 0000000000022000
 </TASK>
irq event stamp: 1763
hardirqs last  enabled at (1771): [<ffffffff815482d8>] __up_console_sem+0x78/0x80
hardirqs last disabled at (1786): [<ffffffff815482bd>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (1784): [<ffffffff813bc08c>] handle_softirqs+0x50c/0x770
softirqs last disabled at (1779): [<ffffffff813bc424>] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x35b/0x3d0, CPU#1: syz-executor.1/13885
Modules linked in:
CPU: 1 UID: 0 PID: 13885 Comm: syz-executor.1 Tainted: G        W           6.18.0-rc4-next-20251105 #1 PREEMPT(voluntary) 
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:nsproxy_ns_active_get+0x35b/0x3d0
Code: 0f 0b 90 e9 92 fd ff ff e8 e2 d2 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 d4 d2 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 c6 d2 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 b8 d2 ab ff 90 0f 0b 90 e9 de fe ff ff
RSP: 0018:ffff88804f077e08 EFLAGS: 00010216
RAX: 000000000003807c RBX: ffff8880178fb8f0 RCX: ffffc90002bff000
RDX: 0000000000040000 RSI: ffffffff81c8ca2a RDI: 0000000000000001
RBP: ffff88800983f601 R08: 0000000000000001 R09: ffffed1001307ed7
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880179461c0
R13: 0000000000000000 R14: ffff88804bedb780 R15: ffff88804f077e98
FS:  00007f65b1b7b700(0000) GS:ffff8880e54a5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd532d1ff8 CR3: 000000004efbf000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 switch_task_namespaces+0x3d/0x110
 __do_sys_setns+0x6b0/0x19a0
 do_syscall_64+0xbf/0x430
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f65b4649107
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 34 01 00 00 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:00007f65b1b7b128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134
RAX: ffffffffffffffda RBX: 00007f65b475b0e0 RCX: 00007f65b4649107
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef
RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2e1cc49f R14: 00007f65b1b7b300 R15: 0000000000022000
 </TASK>
irq event stamp: 2689
hardirqs last  enabled at (2699): [<ffffffff815482d8>] __up_console_sem+0x78/0x80
hardirqs last disabled at (2708): [<ffffffff815482bd>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (2628): [<ffffffff813bc08c>] handle_softirqs+0x50c/0x770
softirqs last disabled at (2623): [<ffffffff813bc424>] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---