------------[ cut here ]------------ WARNING: ./include/linux/ns_common.h:288 at nsproxy_ns_active_get+0x33f/0x3d0, CPU#1: syz-executor.6/116357 Modules linked in: CPU: 1 UID: 0 PID: 116357 Comm: syz-executor.6 Not tainted 6.18.0-rc4-next-20251110 #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 ae 52 ab ff 90 0f 0b 90 e9 3f fd ff ff e8 a0 52 ab ff 90 0f 0b 90 e9 92 fd ff ff e8 92 52 ab ff 90 <0f> 0b 90 e9 e5 fd ff ff e8 84 52 ab ff 90 0f 0b 90 e9 38 fe ff ff RSP: 0018:ffff888017d1fe08 EFLAGS: 00010216 RAX: 0000000000000d51 RBX: ffff888013f704e0 RCX: ffffc90006730000 RDX: 0000000000040000 RSI: ffffffff81c9575e RDI: 0000000000000001 RBP: ffff888015f48001 R08: 0000000000000001 R09: ffffed1002be9141 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801654c540 R13: 0000000000000000 R14: ffff888017dcb780 R15: ffff888017d1fe98 FS: 00007fe100db0700(0000) GS:ffff8880e549c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe10394e018 CR3: 000000004d4b3000 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: 0033:0x7fe10383c107 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:00007fe100db0128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fe10394df60 RCX: 00007fe10383c107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5fef224f R14: 00007fe100db0300 R15: 0000000000022000 irq event stamp: 849 hardirqs last enabled at (857): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (866): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (838): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (827): [] __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.6/116357 Modules linked in: CPU: 1 UID: 0 PID: 116357 Comm: syz-executor.6 Tainted: G W 6.18.0-rc4-next-20251110 #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 92 52 ab ff 90 0f 0b 90 e9 e5 fd ff ff e8 84 52 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 76 52 ab ff 90 <0f> 0b 90 e9 8b fe ff ff e8 68 52 ab ff 90 0f 0b 90 e9 de fe ff ff RSP: 0018:ffff888017d1fe08 EFLAGS: 00010216 RAX: 000000000001e5dc RBX: ffff888013f704e0 RCX: ffffc90006730000 RDX: 0000000000040000 RSI: ffffffff81c9577a RDI: 0000000000000001 RBP: ffff88801c0c6401 R08: 0000000000000001 R09: ffffed1003818c97 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801654c540 R13: 0000000000000000 R14: ffff888017dcb780 R15: ffff888017d1fe98 FS: 00007fe100db0700(0000) GS:ffff8880e549c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe10394e018 CR3: 000000004d4b3000 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: 0033:0x7fe10383c107 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:00007fe100db0128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 00007fe10394df60 RCX: 00007fe10383c107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000ef RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5fef224f R14: 00007fe100db0300 R15: 0000000000022000 irq event stamp: 1285 hardirqs last enabled at (1293): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1302): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1326): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1311): [] __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.6/116357 Modules linked in: CPU: 1 UID: 0 PID: 116357 Comm: syz-executor.6 Tainted: G W 6.18.0-rc4-next-20251110 #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 84 52 ab ff 90 0f 0b 90 e9 38 fe ff ff e8 76 52 ab ff 90 0f 0b 90 e9 8b fe ff ff e8 68 52 ab ff 90 <0f> 0b 90 e9 de fe ff ff e8 5a 52 ab ff 90 0f 0b 90 e9 31 ff ff ff RSP: 0018:ffff888017d1fe08 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff888013f70a90 RCX: ffffc90006730000 RDX: 0000000000040000 RSI: ffffffff81c95788 RDI: 0000000000000001 RBP: ffff888016663001 R08: 0000000000000001 R09: ffffed1002ccc652 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88804d7c8e00 R13: 0000000000000000 R14: ffff888017dcb780 R15: ffff888017d1fe98 FS: 00007fe100db0700(0000) GS:ffff8880e549c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff341a3a018 CR3: 000000004d4b3000 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: 0033:0x7fe10383c107 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:00007fe100db0128 EFLAGS: 00000246 ORIG_RAX: 0000000000000134 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe10383c107 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe100db06bc R13: 000000000000000e R14: 00007fe100db0300 R15: 0000000000022000 irq event stamp: 2189 hardirqs last enabled at (2197): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (2206): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (2010): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1995): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 06 00 blk_print_req_error: 93 callbacks suppressed I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x200000 phys_seg 3 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 06 00 I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x200000 phys_seg 3 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 06 00 I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x200000 phys_seg 3 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 06 00 I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x200000 phys_seg 3 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 06 00 I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x200000 phys_seg 3 prio class 2 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. SELinux: failure in sel_netif_sid_slow(), invalid network interface (3) sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 02 00 I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 06 00 00 02 00 I/O error, dev sr0, sector 24 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 0a 00 00 36 00 I/O error, dev sr0, sector 40 op 0x0:(READ) flags 0x80700 phys_seg 27 prio class 2 sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 02 00 I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 8 prio class 2 buffer_io_error: 86 callbacks suppressed Buffer I/O error on dev sr0, logical block 0, async page read Buffer I/O error on dev sr0, logical block 1, async page read Buffer I/O error on dev sr0, logical block 2, async page read Buffer I/O error on dev sr0, logical block 3, async page read Buffer I/O error on dev sr0, logical block 4, async page read Buffer I/O error on dev sr0, logical block 5, async page read Buffer I/O error on dev sr0, logical block 6, async page read Buffer I/O error on dev sr0, logical block 7, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 0, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev sr0, logical block 1, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer audit: type=1326 audit(2000000148.672:235): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=118358 comm="syz-executor.5" exe="/syz-executor.5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fef5872cb19 code=0x0 audit: type=1326 audit(2000000149.502:236): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=118358 comm="syz-executor.5" exe="/syz-executor.5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fef5872cb19 code=0x0 audit: type=1326 audit(2000000149.679:237): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=118519 comm="syz-executor.5" exe="/syz-executor.5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fef5872cb19 code=0x0 audit: type=1326 audit(2000000150.654:238): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=118541 comm="syz-executor.5" exe="/syz-executor.5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fef5872cb19 code=0x0 sr 1:0:0:0: [sr0] tag#0 unaligned transfer blk_print_req_error: 33 callbacks suppressed I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 3 prio class 2 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 audit: type=1326 audit(2000000151.589:239): auid=0 uid=0 gid=0 ses=4 subj=system_u:system_r:kernel_t:s0 pid=118887 comm="syz-executor.5" exe="/syz-executor.5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fef5872cb19 code=0x0 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 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_io_error: 47 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 No source specified No source specified No source specified FAT-fs (loop2): unable to read boot sector netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. FAT-fs (loop2): unable to read boot sector No source specified netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. FAT-fs (loop2): unable to read boot sector