netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'.
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'.
unregister_netdevice: waiting for lo to become free. Usage count = 0
kmemleak: Found object by alias at 0x607f1a639530
CPU: 1 UID: 0 PID: 4091 Comm: syz-executor.2 Tainted: G        W           6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) 
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xca/0x120
 __lookup_object+0x94/0xb0
 delete_object_full+0x27/0x70
 free_percpu+0x30/0x1160
 futex_hash_free+0x38/0xc0
 mmput+0x2d3/0x390
 do_exit+0x79d/0x2970
 do_group_exit+0xd3/0x2a0
 get_signal+0x2315/0x2340
 arch_do_signal_or_restart+0x80/0x790
 exit_to_user_mode_loop+0x8b/0x110
 do_syscall_64+0x2f7/0x360
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f73436c2b19
Code: Unable to access opcode bytes at 0x7f73436c2aef.
RSP: 002b:00007f7340c38188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: 0000000000000000 RBX: 00007f73437d5f60 RCX: 00007f73436c2b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000006020400
RBP: 00007f734371cf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffdb99800f R14: 00007f7340c38300 R15: 0000000000022000
 </TASK>
kmemleak: Object (percpu) 0x607f1a63952c (size 8):
kmemleak:   comm "syz-executor.2", pid 4091, jiffies 4294838992
kmemleak:   min_count = 1
kmemleak:   count = 0
kmemleak:   flags = 0x21
kmemleak:   checksum = 0
kmemleak:   backtrace:
 pcpu_alloc_noprof+0x87a/0x1170
 alloc_vfsmnt+0x135/0x6e0
 clone_mnt+0x6c/0xb70
 copy_tree+0x34b/0xaf0
 copy_mnt_ns+0x1ab/0xab0
 create_new_namespaces+0xd6/0xab0
 unshare_nsproxy_namespaces+0xc0/0x200
 ksys_unshare+0x468/0xa10
 __x64_sys_unshare+0x31/0x40
 do_syscall_64+0xbf/0x360
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
Zero length message leads to an empty skb
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 40 00
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x4000 phys_seg 32 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 40 00 00 40 00
I/O error, dev sr0, sector 256 op 0x0:(READ) flags 0x4000 phys_seg 26 prio class 2
loop7: detected capacity change from 0 to 264192
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 80 00 00 40 00
I/O error, dev sr0, sector 512 op 0x0:(READ) flags 0x4000 phys_seg 9 prio class 2
vfat: Unknown parameter 'Ÿxl'
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 c0 00 00 40 00
I/O error, dev sr0, sector 768 op 0x0:(READ) flags 0x4000 phys_seg 9 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 01 00 00 00 40 00
I/O error, dev sr0, sector 1024 op 0x0:(READ) flags 0x4000 phys_seg 6 prio class 2
loop7: detected capacity change from 0 to 264192
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 01 40 00 00 40 00
I/O error, dev sr0, sector 1280 op 0x0:(READ) flags 0x4000 phys_seg 5 prio class 2
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
vfat: Unknown parameter 'Ÿxl'
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 01 80 00 00 40 00
I/O error, dev sr0, sector 1536 op 0x0:(READ) flags 0x4000 phys_seg 5 prio class 2
misc raw-gadget: fail, usb_gadget_register_driver returned -16
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 01 c0 00 00 40 00
I/O error, dev sr0, sector 1792 op 0x0:(READ) flags 0x4000 phys_seg 5 prio class 2
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
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 02 00 00 00 40 00
I/O error, dev sr0, sector 2048 op 0x0:(READ) flags 0x4000 phys_seg 4 prio class 2
misc raw-gadget: fail, usb_gadget_register_driver returned -16
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 02 40 00 00 40 00
I/O error, dev sr0, sector 2304 op 0x0:(READ) flags 0x4000 phys_seg 3 prio class 2
loop4: detected capacity change from 0 to 240
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
kmemleak: Found object by alias at 0x607f1a639530
CPU: 0 UID: 0 PID: 4127 Comm: syz-executor.2 Tainted: G        W           6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) 
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xca/0x120
 __lookup_object+0x94/0xb0
 delete_object_full+0x27/0x70
 free_percpu+0x30/0x1160
 futex_hash_free+0x38/0xc0
 mmput+0x2d3/0x390
 do_exit+0x79d/0x2970
 do_group_exit+0xd3/0x2a0
 get_signal+0x2315/0x2340
 arch_do_signal_or_restart+0x80/0x790
 exit_to_user_mode_loop+0x8b/0x110
 do_syscall_64+0x2f7/0x360
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f73436c28d7
Code: Unable to access opcode bytes at 0x7f73436c28ad.
RSP: 002b:00007f7340c360b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: 0000000000000000 RBX: 00007f7340c37130 RCX: 00007f73436c28d7
RDX: 00007f7340c37130 RSI: 0000000041015500 RDI: 0000000000000003
RBP: 0000000000000003 R08: 000000000000ffff R09: 000000000000000b
R10: 00007f7340c36180 R11: 0000000000000246 R12: 00007f7340c36100
R13: 0000000020000200 R14: 0000000020000080 R15: 0000000000001938
 </TASK>
kmemleak: Object (percpu) 0x607f1a63952c (size 8):
kmemleak:   comm "syz-executor.4", pid 4129, jiffies 4294839775
kmemleak:   min_count = 1
kmemleak:   count = 0
kmemleak:   flags = 0x21
kmemleak:   checksum = 0
kmemleak:   backtrace:
 pcpu_alloc_noprof+0x87a/0x1170
 alloc_vfsmnt+0x135/0x6e0
 vfs_create_mount.part.0+0x40/0x440
 path_mount+0x1637/0x1dd0
 __x64_sys_mount+0x27b/0x300
 do_syscall_64+0xbf/0x360
 entry_SYSCALL_64_after_hwframe+0x77/0x7f