unregister_netdevice: waiting for sit0 to become free. Usage count = 9
iso9660: Unknown parameter 'sesiion'
loop3: detected capacity change from 0 to 512
kmemleak: Found object by alias at 0x607f1a6393f4
CPU: 1 UID: 0 PID: 4012 Comm: syz-executor.4 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:
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
__x64_sys_exit_group+0x3e/0x50
x64_sys_call+0x18c5/0x18d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1cd42e9b19
Code: Unable to access opcode bytes at 0x7f1cd42e9aef.
RSP: 002b:00007ffda99dfb08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f1cd42e9b19
RDX: 00007f1cd429c72b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 0000000000000001 R15: 00007ffda99dfbf0
kmemleak: Object (percpu) 0x607f1a6393f0 (size 8):
kmemleak: comm "syz-executor.4", pid 4015, jiffies 4294823068
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
__do_loopback+0x438/0x520
path_mount+0x19b4/0x1dd0
__x64_sys_mount+0x27b/0x300
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list
loop3: detected capacity change from 0 to 512
kmemleak: Found object by alias at 0x607f1a6393f4
CPU: 1 UID: 0 PID: 4028 Comm: syz-executor.4 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:
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: 0033:0x7f1cd42e9b19
Code: Unable to access opcode bytes at 0x7f1cd42e9aef.
RSP: 002b:00007f1cd185f218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: 0000000000000000 RBX: 00007f1cd43fcf68 RCX: 00007f1cd42e9b19
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f1cd43fcf68
RBP: 00007f1cd43fcf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1cd43fcf6c
R13: 00007ffda99df8df R14: 00007f1cd185f300 R15: 0000000000022000
kmemleak: Object (percpu) 0x607f1a6393f0 (size 8):
kmemleak: comm "syz-executor.1", pid 4029, jiffies 4294823440
kmemleak: min_count = 1
kmemleak: count = 0
kmemleak: flags = 0x21
kmemleak: checksum = 0
kmemleak: backtrace:
pcpu_alloc_noprof+0x87a/0x1170
percpu_ref_init+0x37/0x400
cgroup_apply_control_enable+0x4a6/0x9f0
cgroup_mkdir+0x86e/0x1110
kernfs_iop_mkdir+0x111/0x190
vfs_mkdir+0x59a/0x8d0
do_mkdirat+0x19f/0x3d0
__x64_sys_mkdirat+0x84/0xb0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
kmemleak: Cannot insert 0x607f1a6393f4 into the object search tree (overlaps existing)
CPU: 0 UID: 0 PID: 4030 Comm: syz-executor.1 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:
dump_stack_lvl+0xca/0x120
__link_object+0x190/0x210
__create_object+0x48/0x80
pcpu_alloc_noprof+0x87a/0x1170
__percpu_counter_init_many+0x44/0x360
msg_init_ns+0x120/0x1a0
copy_ipcs+0x4cb/0x630
create_new_namespaces+0x210/0xab0
copy_namespaces+0x45c/0x580
copy_process+0x2649/0x73c0
kernel_clone+0xea/0x7f0
__do_sys_clone3+0x1f5/0x280
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f67ad5dbb19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f67aab30188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f67ad6ef020 RCX: 00007f67ad5dbb19
RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020005880
RBP: 00007f67ad635f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc896a401f R14: 00007f67aab30300 R15: 0000000000022000
kmemleak: Kernel memory leak detector disabled
kmemleak: Object (percpu) 0x607f1a6393f0 (size 8):
kmemleak: comm "syz-executor.1", pid 4029, jiffies 4294823440
kmemleak: min_count = 1
kmemleak: count = 0
kmemleak: flags = 0x21
kmemleak: checksum = 0
kmemleak: backtrace:
pcpu_alloc_noprof+0x87a/0x1170
percpu_ref_init+0x37/0x400
cgroup_apply_control_enable+0x4a6/0x9f0
cgroup_mkdir+0x86e/0x1110
kernfs_iop_mkdir+0x111/0x190
vfs_mkdir+0x59a/0x8d0
do_mkdirat+0x19f/0x3d0
__x64_sys_mkdirat+0x84/0xb0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
kmemleak: Automatic memory scanning thread ended
ext4: Bad value for 'sb'