netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x323/0x3d0, CPU#0: syz-executor.1/18284 Modules linked in: CPU: 0 UID: 0 PID: 18284 Comm: syz-executor.1 Not tainted 6.18.0-rc4-next-20251106 #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 c9 9d ab ff 84 db 75 07 5b 5d e9 ee a2 ab ff e8 e9 a2 ab ff 90 0f 0b 90 eb ee e8 de a2 ab ff 90 <0f> 0b 90 e9 3f fd ff ff e8 d0 a2 ab ff 90 0f 0b 90 e9 92 fd ff ff RSP: 0018:ffff88801c6c7e08 EFLAGS: 00010212 RAX: 0000000000001327 RBX: ffff88801e446410 RCX: ffffc90000e04000 RDX: 0000000000040000 RSI: ffffffff81c92b42 RDI: 0000000000000001 RBP: ffff88801c613401 R08: 0000000000000001 R09: ffffed10038c2697 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016c68e00 R13: 0000000000000000 R14: ffff888016e68000 R15: ffff88801c6c7e98 FS: 00007fb6be27c700(0000) GS:ffff8880e539c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf25000 CR3: 000000001fa9c000 CR4: 0000000000350ef0 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb6c0d08107 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:00007fb6be27c128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fb6c0e19f60 RCX: 00007fb6c0d08107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc540bc0f R14: 00007fb6be27c300 R15: 0000000000022000 irq event stamp: 1415 hardirqs last enabled at (1423): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1434): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1198): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1193): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x331/0x3d0, CPU#0: syz-executor.1/18284 Modules linked in: CPU: 0 UID: 0 PID: 18284 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251106 #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 ee a2 ab ff e8 e9 a2 ab ff 90 0f 0b 90 eb ee e8 de a2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 d0 a2 ab ff 90 <0f> 0b 90 e9 92 fd ff ff e8 c2 a2 ab ff 90 0f 0b 90 e9 e5 fd ff ff RSP: 0018:ffff88801c6c7e08 EFLAGS: 00010216 RAX: 000000000001e6b2 RBX: ffff88801e446410 RCX: ffffc90000e04000 RDX: 0000000000040000 RSI: ffffffff81c92b50 RDI: 0000000000000001 RBP: ffff88801ada1101 R08: 0000000000000001 R09: ffffed10035b426c R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016c68e00 R13: 0000000000000000 R14: ffff888016e68000 R15: ffff88801c6c7e98 FS: 00007fb6be27c700(0000) GS:ffff8880e539c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf25000 CR3: 000000001fa9c000 CR4: 0000000000350ef0 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb6c0d08107 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:00007fb6be27c128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fb6c0e19f60 RCX: 00007fb6c0d08107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc540bc0f R14: 00007fb6be27c300 R15: 0000000000022000 irq event stamp: 2471 hardirqs last enabled at (2481): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2490): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2440): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2435): [] __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#0: syz-executor.1/18284 Modules linked in: CPU: 0 UID: 0 PID: 18284 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251106 #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 de a2 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 d0 a2 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 c2 a2 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 b4 a2 ab ff 90 0f 0b 90 e9 38 fe ff ff RSP: 0018:ffff88801c6c7e08 EFLAGS: 00010216 RAX: 000000000003c225 RBX: ffff88801e446410 RCX: ffffc90000e04000 RDX: 0000000000040000 RSI: ffffffff81c92b5e RDI: 0000000000000001 RBP: ffff888018ee0001 R08: 0000000000000001 R09: ffffed10031dc141 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016c68e00 R13: 0000000000000000 R14: ffff888016e68000 R15: ffff88801c6c7e98 FS: 00007fb6be27c700(0000) GS:ffff8880e539c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf25000 CR3: 000000001fa9c000 CR4: 0000000000350ef0 Call Trace: switch_task_namespaces+0x3d/0x110 __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb6c0d08107 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:00007fb6be27c128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fb6c0e19f60 RCX: 00007fb6c0d08107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc540bc0f R14: 00007fb6be27c300 R15: 0000000000022000 irq event stamp: 2893 hardirqs last enabled at (2903): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2912): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2440): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2435): [] __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#0: syz-executor.1/18284 Modules linked in: CPU: 0 UID: 0 PID: 18284 Comm: syz-executor.1 Tainted: G W 6.18.0-rc4-next-20251106 #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 c2 a2 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 b4 a2 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 a6 a2 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 98 a2 ab ff 90 0f 0b 90 e9 de fe ff ff RSP: 0018:ffff88801c6c7e08 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88801e446410 RCX: ffffc90000e04000 RDX: 0000000000040000 RSI: ffffffff81c92b7a RDI: 0000000000000001 RBP: ffff88801e04a801 R08: 0000000000000001 R09: ffffed1003c09517 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016c68e00 R13: 0000000000000000 R14: ffff888016e68000 R15: ffff88801c6c7e98 FS: 00007fb6be27c700(0000) GS:ffff8880e539c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cf25000 CR3: 000000001fa9c000 CR4: 0000000000350ef0 Call Trace: switch_task_namespaces+0x3d/0x110 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. __do_sys_setns+0x6b0/0x19a0 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb6c0d08107 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:00007fb6be27c128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fb6c0e19f60 RCX: 00007fb6c0d08107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc540bc0f R14: 00007fb6be27c300 R15: 0000000000022000 irq event stamp: 3993 hardirqs last enabled at (4003): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (4012): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (3822): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3541): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'.