------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x33f/0x3d0, CPU#0: syz-executor.5/106225 Modules linked in: CPU: 0 UID: 0 PID: 106225 Comm: syz-executor.5 Not tainted 6.18.0-rc4-next-20251107 #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 24 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 30 24 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 22 24 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 14 24 ab ff 90 0f 0b 90 e9 38 fe ff ff RSP: 0018:ffff888046247e08 EFLAGS: 00010212 RAX: 0000000000000d1b RBX: ffff88800bfe5bc8 RCX: ffffc9000734e000 RDX: 0000000000040000 RSI: ffffffff81c9ab0e RDI: 0000000000000001 RBP: ffff888017496001 R08: 0000000000000001 R09: ffffed1002e92d41 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880163a0540 R13: 0000000000000000 R14: ffff888047f05340 R15: ffff888046247e98 FS: 00007f460075e700(0000) GS:ffff8880e5398000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2fc22000 CR3: 000000001f1f0000 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: 0033:0x7f46031ea107 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:00007f460075e128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007f46032fbf60 RCX: 00007f46031ea107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff148f2e9f R14: 00007f460075e300 R15: 0000000000022000 irq event stamp: 587 hardirqs last enabled at (595): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (606): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (576): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (571): [] __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.5/106225 Modules linked in: CPU: 0 UID: 0 PID: 106225 Comm: syz-executor.5 Tainted: G W 6.18.0-rc4-next-20251107 #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 24 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 14 24 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 06 24 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 f8 23 ab ff 90 0f 0b 90 e9 de fe ff ff RSP: 0018:ffff888046247e08 EFLAGS: 00010216 RAX: 000000000001c791 RBX: ffff88800bfe5bc8 RCX: ffffc9000734e000 RDX: 0000000000040000 RSI: ffffffff81c9ab2a RDI: 0000000000000001 RBP: ffff88801f430e01 R08: 0000000000000001 R09: ffffed1003e861d7 R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880163a0540 R13: 0000000000000000 R14: ffff888047f05340 R15: ffff888046247e98 FS: 00007f460075e700(0000) GS:ffff8880e5398000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2fc22000 CR3: 000000001f1f0000 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: 0033:0x7f46031ea107 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:00007f460075e128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007f46032fbf60 RCX: 00007f46031ea107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff148f2e9f R14: 00007f460075e300 R15: 0000000000022000 irq event stamp: 1133 hardirqs last enabled at (1143): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1152): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (824): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (779): [] __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#0: syz-executor.5/106225 Modules linked in: CPU: 0 UID: 0 PID: 106225 Comm: syz-executor.5 Tainted: G W 6.18.0-rc4-next-20251107 #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 24 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 06 24 ab ff 90 0f 0b 90 e9 8b fe ff ff e8 f8 23 ab ff 90 <0f> 0b 90 e9 de fe ff ff e8 ea 23 ab ff 90 0f 0b 90 e9 31 ff ff ff RSP: 0018:ffff888046247e08 EFLAGS: 00010212 RAX: 000000000003fa1b RBX: ffff88800bfe56e8 RCX: ffffc9000734e000 RDX: 0000000000040000 RSI: ffffffff81c9ab38 RDI: 0000000000000001 RBP: ffff88801debb001 R08: 0000000000000001 R09: ffffed1003bd7652 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c763500 R13: 0000000000000000 R14: ffff888047f05340 R15: ffff888046247e98 FS: 00007f460075e700(0000) GS:ffff8880e5398000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555566322c98 CR3: 000000001f1f0000 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: 0033:0x7f46031ea107 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:00007f460075e128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f46031ea107 RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f460075e6bc R13: 000000000000000e R14: 00007f460075e300 R15: 0000000000022000 irq event stamp: 2049 hardirqs last enabled at (2059): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2068): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1868): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1813): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- audit: type=1326 audit(1762503222.332:128): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=107435 comm="syz-executor.0" exe="/syz-executor.0" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fc2b1920b19 code=0x0 audit: type=1326 audit(1762503223.169:129): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=107435 comm="syz-executor.0" exe="/syz-executor.0" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fc2b1920b19 code=0x0 audit: type=1326 audit(1762503223.284:130): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=107604 comm="syz-executor.0" exe="/syz-executor.0" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fc2b1920b19 code=0x0 audit: type=1400 audit(1762503223.351:131): avc: denied { setattr } for pid=107612 comm="syz-executor.5" name="stack" dev="proc" ino=88042 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=file permissive=1 faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 audit: type=1326 audit(1762503224.180:132): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=107838 comm="syz-executor.0" exe="/syz-executor.0" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fc2b1920b19 code=0x0 faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 audit: type=1326 audit(1762503225.099:133): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=107853 comm="syz-executor.0" exe="/syz-executor.0" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fc2b1920b19 code=0x0 random: crng reseeded on system resumption faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 random: crng reseeded on system resumption faux_driver regulatory: Direct firmware load for regulatory.db failed with error -2 random: crng reseeded on system resumption random: crng reseeded on system resumption random: crng reseeded on system resumption sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_print_req_error: 6 callbacks suppressed I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 3 prio class 2 buffer_io_error: 22 callbacks suppressed Buffer I/O error on dev sr0, logical block 0, lost async page write Buffer I/O error on dev sr0, logical block 1, lost async page write Buffer I/O error on dev sr0, logical block 2, lost async page write sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 3 prio class 2 Buffer I/O error on dev sr0, logical block 0, lost async page write Buffer I/O error on dev sr0, logical block 1, lost async page write Buffer I/O error on dev sr0, logical block 2, lost async page write sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 3 prio class 2 Buffer I/O error on dev sr0, logical block 0, lost async page write Buffer I/O error on dev sr0, logical block 1, lost async page write Buffer I/O error on dev sr0, logical block 2, lost async page write sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 3 prio class 2 Buffer I/O error on dev sr0, logical block 0, lost async page write sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 3 prio class 2 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. tmpfs: Bad value for 'mpol' tmpfs: Bad value for 'mpol' tmpfs: Bad value for 'mpol'