------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x33f/0x3d0, CPU#1: syz-executor.3/63531 Modules linked in: CPU: 1 UID: 0 PID: 63531 Comm: syz-executor.3 Not tainted 6.18.0-rc5-next-20251111 #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+0x33f/0x3d0 Code: ab ff 90 0f 0b 90 eb ee e8 3e 55 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 30 55 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 22 55 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 14 55 ab ff 90 0f 0b 90 e9 38 fe ff ff RSP: 0018:ffff8880515e7e08 EFLAGS: 00010212 RAX: 00000000000014ea RBX: ffff88804cbbe3a8 RCX: ffffc9000915d000 RDX: 0000000000040000 RSI: ffffffff81c9553e RDI: 0000000000000001 RBP: ffff88800c3fe001 R08: 0000000000000001 R09: ffffed100187fd41 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016324e00 R13: 0000000000000000 R14: ffff88805274b780 R15: ffff8880515e7e98 FS: 00007fd948d91700(0000) GS:ffff8880e549c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30421000 CR3: 000000004d79b000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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: 0033:0x7fd94b81d107 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:00007fd948d91128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fd94b92ef60 RCX: 00007fd94b81d107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc61a596f R14: 00007fd948d91300 R15: 0000000000022000 irq event stamp: 981 hardirqs last enabled at (989): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (998): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (948): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (941): [] __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.3/63531 Modules linked in: CPU: 1 UID: 0 PID: 63531 Comm: syz-executor.3 Tainted: G W 6.18.0-rc5-next-20251111 #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 22 55 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 14 55 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 06 55 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 f8 54 ab ff 90 0f 0b 90 e9 de fe ff ff RSP: 0018:ffff8880515e7e08 EFLAGS: 00010212 RAX: 000000000001f47a RBX: ffff88804cbbe3a8 RCX: ffffc9000915d000 RDX: 0000000000040000 RSI: ffffffff81c9555a RDI: 0000000000000001 RBP: ffff888016a95601 R08: 0000000000000001 R09: ffffed1002d52ad7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888016324e00 R13: 0000000000000000 R14: ffff88805274b780 R15: ffff8880515e7e98 FS: 00007fd948d91700(0000) GS:ffff8880e549c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30421000 CR3: 000000004d79b000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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: 0033:0x7fd94b81d107 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:00007fd948d91128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fd94b92ef60 RCX: 00007fd94b81d107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc61a596f R14: 00007fd948d91300 R15: 0000000000022000 irq event stamp: 1475 hardirqs last enabled at (1485): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1494): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1378): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1363): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x369/0x3d0, CPU#1: syz-executor.3/63531 Modules linked in: CPU: 1 UID: 0 PID: 63531 Comm: syz-executor.3 Tainted: G W 6.18.0-rc5-next-20251111 #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 14 55 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 06 55 ab ff 90 0f 0b 90 e9 8b fe ff ff e8 f8 54 ab ff 90 <0f> 0b 90 e9 de fe ff ff e8 ea 54 ab ff 90 0f 0b 90 e9 31 ff ff ff RSP: 0018:ffff8880515e7e08 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88804cbbe2d8 RCX: ffffc9000915d000 RDX: 0000000000040000 RSI: ffffffff81c95568 RDI: 0000000000000001 RBP: ffff888016363001 R08: 0000000000000001 R09: ffffed1002c6c652 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880482e0540 R13: 0000000000000000 R14: ffff88805274b780 R15: ffff8880515e7e98 FS: 00007fd948d91700(0000) GS:ffff8880e549c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd9495929c8 CR3: 000000004d79b000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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: 0033:0x7fd94b81d107 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:00007fd948d91128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fd94b81d107 RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000000004 RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd948d916bc R13: 000000000000000e R14: 00007fd948d91300 R15: 0000000000022000 irq event stamp: 3565 hardirqs last enabled at (3573): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (3582): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (3372): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (3367): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- netlink: 'syz-executor.1': attribute type 27 has an invalid length. netlink: 'syz-executor.1': attribute type 27 has an invalid length. netlink: 'syz-executor.1': attribute type 27 has an invalid length. netlink: 'syz-executor.1': attribute type 27 has an invalid length. audit: type=1326 audit(1762848988.665:316): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=65687 comm="syz-executor.1" exe="/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fd71338db19 code=0x0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. audit: type=1326 audit(1762848989.004:317): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=65766 comm="syz-executor.1" exe="/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fd71338db19 code=0x0 audit: type=1326 audit(1762848989.644:318): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=65819 comm="syz-executor.1" exe="/syz-executor.1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fd71338db19 code=0x0 9p: Could not find request transport: rdma 9p: Could not find request transport: rdma mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium