------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:262 at nsproxy_ns_active_get+0x323/0x3d0, CPU#0: syz-executor.1/14057 Modules linked in: CPU: 0 UID: 0 PID: 14057 Comm: syz-executor.1 Not tainted 6.18.0-rc4-next-20251103 #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+0x323/0x3d0 Code: 00 01 0f 98 c3 31 ff 89 de e8 19 dd ab ff 84 db 75 07 5b 5d e9 3e e2 ab ff e8 39 e2 ab ff 90 0f 0b 90 eb ee e8 2e e2 ab ff 90 <0f> 0b 90 e9 3f fd ff ff e8 20 e2 ab ff 90 0f 0b 90 e9 92 fd ff ff RSP: 0018:ffff88804fb17a50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88800de35958 RCX: ffffc90000801000 RDX: 0000000000040000 RSI: ffffffff81c89cf2 RDI: 0000000000000001 RBP: ffff888018aea401 R08: 0000000000000001 R09: ffffed100315d497 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800de35958 R13: 0000000000000000 R14: ffff88804ecc8878 R15: ffffffff85cf9c20 FS: 00007f32c8e8d700(0000) GS:ffff8880e53a8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff554c68000 CR3: 0000000017723000 CR4: 0000000000350ef0 Call Trace: copy_namespaces+0x4a3/0x580 copy_process+0x26e4/0x7420 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x3f0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f32cb917b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f32c8e8d188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f32cba2af60 RCX: 00007f32cb917b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000280 RBP: 00007f32cb971f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5cb7269f R14: 00007f32c8e8d300 R15: 0000000000022000 irq event stamp: 1711 hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1352): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1333): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:262 at nsproxy_ns_active_get+0x331/0x3d0, CPU#0: syz-executor.1/14057 Modules linked in: CPU: 0 UID: 0 PID: 14057 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251103 #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+0x331/0x3d0 Code: 84 db 75 07 5b 5d e9 3e e2 ab ff e8 39 e2 ab ff 90 0f 0b 90 eb ee e8 2e e2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 20 e2 ab ff 90 <0f> 0b 90 e9 92 fd ff ff e8 12 e2 ab ff 90 0f 0b 90 e9 e5 fd ff ff RSP: 0018:ffff88804fb17a50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88800de35958 RCX: ffffc90000801000 RDX: 0000000000040000 RSI: ffffffff81c89d00 RDI: 0000000000000001 RBP: ffff888013ba8001 R08: 0000000000000001 R09: ffffed100277504a R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800de35958 R13: 0000000000000000 R14: ffff88804ecc8878 R15: ffffffff85cf9c20 FS: 00007f32c8e8d700(0000) GS:ffff8880e53a8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff554c68000 CR3: 0000000017723000 CR4: 0000000000350ef0 Call Trace: copy_namespaces+0x4a3/0x580 copy_process+0x26e4/0x7420 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x3f0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f32cb917b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f32c8e8d188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f32cba2af60 RCX: 00007f32cb917b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000280 RBP: 00007f32cb971f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5cb7269f R14: 00007f32c8e8d300 R15: 0000000000022000 irq event stamp: 2185 hardirqs last enabled at (2191): [] vprintk_emit+0x650/0x690 hardirqs last disabled at (2196): [] vprintk_emit+0x5e1/0x690 softirqs last enabled at (2068): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2063): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:262 at nsproxy_ns_active_get+0x33f/0x3d0, CPU#0: syz-executor.1/14057 Modules linked in: CPU: 0 UID: 0 PID: 14057 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251103 #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 2e e2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 20 e2 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 12 e2 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 04 e2 ab ff 90 0f 0b 90 e9 38 fe ff ff RSP: 0018:ffff88804fb17a50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88800de35958 RCX: ffffc90000801000 RDX: 0000000000040000 RSI: ffffffff81c89d0e RDI: 0000000000000001 RBP: ffff888016baa001 R08: 0000000000000001 R09: ffffed1002d75541 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800de35958 R13: 0000000000000000 R14: ffff88804ecc8878 R15: ffffffff85cf9c20 FS: 00007f32c8e8d700(0000) GS:ffff8880e53a8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff554c68000 CR3: 0000000017723000 CR4: 0000000000350ef0 Call Trace: copy_namespaces+0x4a3/0x580 copy_process+0x26e4/0x7420 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x3f0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f32cb917b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f32c8e8d188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f32cba2af60 RCX: 00007f32cb917b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000280 RBP: 00007f32cb971f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5cb7269f R14: 00007f32c8e8d300 R15: 0000000000022000 irq event stamp: 3125 hardirqs last enabled at (3135): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (3142): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2860): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2679): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:262 at nsproxy_ns_active_get+0x35b/0x3d0, CPU#0: syz-executor.1/14057 Modules linked in: CPU: 0 UID: 0 PID: 14057 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251103 #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 12 e2 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 04 e2 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 f6 e1 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 e8 e1 ab ff 90 0f 0b 90 e9 de fe ff ff RSP: 0018:ffff88804fb17a50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88800de35958 RCX: ffffc90000801000 RDX: 0000000000040000 RSI: ffffffff81c89d2a RDI: 0000000000000001 RBP: ffff888009486e01 R08: 0000000000000001 R09: ffffed1001290dd7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800de35958 R13: 0000000000000000 R14: ffff88804ecc8878 R15: ffffffff85cf9c20 FS: 00007f32c8e8d700(0000) GS:ffff8880e53a8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff554c68000 CR3: 0000000017723000 CR4: 0000000000350ef0 Call Trace: copy_namespaces+0x4a3/0x580 copy_process+0x26e4/0x7420 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x3f0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f32cb917b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f32c8e8d188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f32cba2af60 RCX: 00007f32cb917b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000280 RBP: 00007f32cb971f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5cb7269f R14: 00007f32c8e8d300 R15: 0000000000022000 irq event stamp: 3627 hardirqs last enabled at (3637): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (3644): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (3598): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3593): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:262 at nsproxy_ns_active_get+0x369/0x3d0, CPU#0: syz-executor.1/14057 Modules linked in: CPU: 0 UID: 0 PID: 14057 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251103 #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+0x369/0x3d0 Code: 0f 0b 90 e9 e5 fd ff ff e8 04 e2 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 f6 e1 ab ff 90 0f 0b 90 e9 8b fe ff ff e8 e8 e1 ab ff 90 <0f> 0b 90 e9 de fe ff ff e8 da e1 ab ff 90 0f 0b 90 e9 31 ff ff ff RSP: 0018:ffff88804fb17a50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88800de35958 RCX: ffffc90000801000 RDX: 0000000000040000 RSI: ffffffff81c89d38 RDI: 0000000000000001 RBP: ffff888016bd0001 R08: 0000000000000001 R09: ffffed1002d7a042 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800de35958 R13: 0000000000000000 R14: ffff88804ecc8878 R15: ffffffff85cf9c20 FS: 00007f32c8e8d700(0000) GS:ffff8880e53a8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff554c68000 CR3: 0000000017723000 CR4: 0000000000350ef0 Call Trace: copy_namespaces+0x4a3/0x580 copy_process+0x26e4/0x7420 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x3f0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f32cb917b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f32c8e8d188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f32cba2af60 RCX: 00007f32cb917b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020000280 RBP: 00007f32cb971f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5cb7269f R14: 00007f32c8e8d300 R15: 0000000000022000 irq event stamp: 4121 hardirqs last enabled at (4131): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (4138): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (3598): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3593): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]---