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
------------[ cut here ]------------
kernfs_put: syz2/pids.events: released with incorrect active_ref 0
WARNING: CPU: 1 PID: 29327 at fs/kernfs/dir.c:531 kernfs_put.part.0+0x433/0x540
Modules linked in:
CPU: 1 PID: 29327 Comm: kworker/1:1 Not tainted 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Workqueue: events kernfs_notify_workfn
RIP: 0010:kernfs_put.part.0+0x433/0x540
Code: 03 80 3c 18 00 0f 85 ea 00 00 00 4d 8b 7d 38 e8 53 42 a7 ff 48 8b 14 24 44 89 f1 4c 89 fe 48 c7 c7 a0 58 72 84 e8 97 1c 6c 02 <0f> 0b e9 b9 fc ff ff 48 89 ef e8 8e b6 d9 ff e9 c1 fd ff ff e8 84
RSP: 0018:ffff88803b4d7bd8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff88803a4b9ac0 RSI: ffffffff812b6848 RDI: ffffed100769af6d
RBP: ffff88803788b2f0 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803788b2b8
R13: ffff88800898ee80 R14: 0000000000000000 R15: ffff88803780d988
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000083 CR3: 0000000038dce000 CR4: 0000000000350ee0
Call Trace:
kernfs_put+0x42/0x50
kernfs_notify_workfn+0x417/0x560
process_one_work+0xa0f/0x1690
worker_thread+0x637/0x1250
------------[ cut here ]------------
WARNING: CPU: 0 PID: 146149 at fs/kernfs/dir.c:504 kernfs_get.part.0+0x69/0x80
Modules linked in:
CPU: 0 PID: 146149 Comm: syz-executor.2 Not tainted 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
kthread+0x2ed/0x3a0
RIP: 0010:kernfs_get.part.0+0x69/0x80
Code: 31 ff 89 ee e8 a8 43 a7 ff 85 ed 74 18 e8 cf 46 a7 ff be 04 00 00 00 48 89 df e8 52 be d9 ff f0 ff 03 5b 5d c3 e8 b7 46 a7 ff <0f> 0b eb df 48 89 df e8 fb ba d9 ff eb c6 66 0f 1f 84 00 00 00 00
RSP: 0018:ffff888038137a40 EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff88803788b2b8 RCX: 0000000000000000
RDX: ffff88803858b580 RSI: ffffffff819d2579 RDI: 0000000000000005
ret_from_fork+0x22/0x30
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
R13: 1ffffffff0a01e40 R14: ffff88803788b2b8 R15: ffff88800de64d30
FS: 0000555555f35400(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f646ef7f000 CR3: 0000000038dce000 CR4: 0000000000350ef0
Call Trace:
kernfs_get+0x1b/0x30
irq event stamp: 5969881
kernfs_notify+0x180/0x350
cgroup_file_notify+0xf5/0x1a0
hardirqs last enabled at (5969893): [] asm_sysvec_apic_timer_interrupt+0x1b/0x20
pids_can_fork+0x22f/0x370
hardirqs last disabled at (5969902): [] sysvec_apic_timer_interrupt+0xb/0xc0
cgroup_can_fork+0x332/0x11b0
copy_process+0x4023/0x6d60
softirqs last enabled at (5969460): [] __irq_exit_rcu+0x113/0x170
softirqs last disabled at (5969429): [] __irq_exit_rcu+0x113/0x170
kernel_clone+0xe7/0xa60
---[ end trace 0000000000000000 ]---
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f6cf47e0f41
Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00
RSP: 002b:00007ffcf974d238 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f6cf1d34700 RCX: 00007f6cf47e0f41
RDX: 00007f6cf1d349d0 RSI: 00007f6cf1d342f0 RDI: 00000000003d0f00
RBP: 00007ffcf974d470 R08: 00007f6cf1d34700 R09: 00007f6cf1d34700
R10: 00007f6cf1d349d0 R11: 0000000000000206 R12: 00007ffcf974d2ee
R13: 00007ffcf974d2ef R14: 00007f6cf1d34300 R15: 0000555555f36d50
irq event stamp: 3756
hardirqs last enabled at (3755): [] _raw_spin_unlock_irq+0x1f/0x40
hardirqs last disabled at (3756): [] _raw_spin_lock_irqsave+0x4e/0x50
softirqs last enabled at (3740): [] fpu_clone+0x3be/0xb00
softirqs last disabled at (3738): [] fpu_clone+0x331/0xb00
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: use-after-free in kernfs_get.part.0+0x5e/0x80
Write of size 4 at addr ffff88803788b2b8 by task syz-executor.2/146149
CPU: 0 PID: 146149 Comm: syz-executor.2 Tainted: G W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
dump_stack_lvl+0x8b/0xb3
print_report.cold+0x5e/0x5e1
kasan_report+0xb1/0x1b0
kasan_check_range+0x35/0x1b0
kernfs_get.part.0+0x5e/0x80
kernfs_get+0x1b/0x30
kernfs_notify+0x180/0x350
cgroup_file_notify+0xf5/0x1a0
pids_can_fork+0x22f/0x370
cgroup_can_fork+0x332/0x11b0
copy_process+0x4023/0x6d60
kernel_clone+0xe7/0xa60
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f6cf47e0f41
Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00
RSP: 002b:00007ffcf974d238 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f6cf1d34700 RCX: 00007f6cf47e0f41
RDX: 00007f6cf1d349d0 RSI: 00007f6cf1d342f0 RDI: 00000000003d0f00
RBP: 00007ffcf974d470 R08: 00007f6cf1d34700 R09: 00007f6cf1d34700
R10: 00007f6cf1d349d0 R11: 0000000000000206 R12: 00007ffcf974d2ee
R13: 00007ffcf974d2ef R14: 00007f6cf1d34300 R15: 0000555555f36d50
Allocated by task 292:
kasan_save_stack+0x1e/0x40
__kasan_slab_alloc+0x66/0x80
kmem_cache_alloc+0x1b1/0x490
__kernfs_new_node+0xd4/0x8b0
kernfs_new_node+0x93/0x120
__kernfs_create_file+0x51/0x350
cgroup_addrm_files+0x3e2/0x9d0
css_populate_dir+0x19b/0x450
cgroup_apply_control_enable+0x3ae/0xa40
cgroup_mkdir+0x824/0x11f0
kernfs_iop_mkdir+0x149/0x1d0
vfs_mkdir+0x417/0x6a0
do_mkdirat+0x17b/0x2e0
__x64_sys_mkdir+0xf2/0x140
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
Freed by task 29327:
kasan_save_stack+0x1e/0x40
kasan_set_track+0x21/0x30
kasan_set_free_info+0x20/0x30
__kasan_slab_free+0x108/0x190
kmem_cache_free+0xfb/0x600
kernfs_put.part.0+0x2c7/0x540
kernfs_put+0x42/0x50
kernfs_notify_workfn+0x417/0x560
process_one_work+0xa0f/0x1690
worker_thread+0x637/0x1250
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
The buggy address belongs to the object at ffff88803788b2b8
which belongs to the cache kernfs_node_cache of size 168
The buggy address is located 0 bytes inside of
168-byte region [ffff88803788b2b8, ffff88803788b360)
The buggy address belongs to the physical page:
page:000000000851f945 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3788b
flags: 0x100000000000200(slab|node=0|zone=1)
raw: 0100000000000200 0000000000000000 dead000000000122 ffff8880080718c0
raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
ffff88803788b180: 00 00 fc fc fc fc fc fc fc fc 00 00 00 00 00 00
ffff88803788b200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc
>ffff88803788b280: fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb
^
ffff88803788b300: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
ffff88803788b380: fc fc fc fc 00 00 00 00 00 00 00 00 00 00 00 00
==================================================================
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
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
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
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
general protection fault, probably for non-canonical address 0x1bf6bde00000008: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 1 PID: 146900 Comm: syz-executor.2 Tainted: G B W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:qlist_free_all+0xaf/0x190
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
RSP: 0018:ffff8880394e7a80 EFLAGS: 00010207
RAX: 01bf6bde00000000 RBX: 6fe0000000000000 RCX: 1ffffffff0b1d44d
RDX: 6fe0000080000000 RSI: 0000000000000008 RDI: ffffffff81764e81
RBP: 0000000000000000 R08: 6fe0000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff8880394e7ac0 R14: 0000000000000000 R15: ffff88800d23a4b2
FS: 0000555555f35400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe0ac9806f4 CR3: 000000003b5da000 CR4: 0000000000350ee0
Call Trace:
kasan_quarantine_reduce+0x180/0x200
__kasan_slab_alloc+0x78/0x80
kmem_cache_alloc_node+0x1bf/0x4a0
copy_process+0x4d2/0x6d60
kernel_clone+0xe7/0xa60
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f6cf47e0f41
Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00
RSP: 002b:00007ffcf974d238 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f6cf1d34700 RCX: 00007f6cf47e0f41
RDX: 00007f6cf1d349d0 RSI: 00007f6cf1d342f0 RDI: 00000000003d0f00
RBP: 00007ffcf974d470 R08: 00007f6cf1d34700 R09: 00007f6cf1d34700
R10: 00007f6cf1d349d0 R11: 0000000000000206 R12: 00007ffcf974d2ee
R13: 00007ffcf974d2ef R14: 00007f6cf1d34300 R15: 0000555555f36d50
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:qlist_free_all+0xaf/0x190
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
RSP: 0018:ffff8880394e7a80 EFLAGS: 00010207
RAX: 01bf6bde00000000 RBX: 6fe0000000000000 RCX: 1ffffffff0b1d44d
RDX: 6fe0000080000000 RSI: 0000000000000008 RDI: ffffffff81764e81
RBP: 0000000000000000 R08: 6fe0000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff8880394e7ac0 R14: 0000000000000000 R15: ffff88800d23a4b2
FS: 0000555555f35400(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe0ac9806f4 CR3: 000000003b5da000 CR4: 0000000000350ee0
------------[ cut here ]------------
WARNING: CPU: 1 PID: 147587 at mm/kasan/shadow.c:134 kasan_unpoison+0x42/0x50
Modules linked in:
CPU: 1 PID: 147587 Comm: syz-executor.6 Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:kasan_unpoison+0x42/0x50
Code: 89 fb 48 83 c6 01 e8 7d fe ff ff 48 89 e8 83 e0 07 74 14 48 ba 00 00 00 00 00 fc ff df 48 01 eb 48 c1 eb 03 88 04 13 5b 5d c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 48 89 f8 41 56 48
RSP: 0018:ffff88803c23fca0 EFLAGS: 00010202
RAX: 0000000003113680 RBX: 0000000000000001 RCX: 0000000000000001
RDX: 0000000000000001 RSI: 0000000000000800 RDI: ffff88800d23a4b2
RBP: ffff888007842000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800d23a4b2
R13: 0000000000000dc0 R14: 0000000000000708 R15: 0000000000000000
FS: 00007fc57224b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc57224a108 CR3: 0000000038c6a000 CR4: 0000000000350ee0
Call Trace:
__kasan_slab_alloc+0x2c/0x80
__kmalloc+0x1be/0x440
sk_prot_alloc+0x168/0x280
sk_alloc+0x34/0x750
__netlink_create+0x63/0x340
netlink_create+0x3b2/0x5e0
__sock_create+0x345/0x750
__sys_socket+0x12f/0x240
__x64_sys_socket+0x6f/0xb0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fc574cd7197
Code: f0 ff ff 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 66 90 b8 29 00 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:00007fc57224a0f8 EFLAGS: 00000286 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fc574de8f60 RCX: 00007fc574cd7197
RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00007fc574d2ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff
R13: 00007ffc255a7b6f R14: 00007fc57224b300 R15: 0000000000022000
irq event stamp: 0
hardirqs last enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [] copy_process+0x1db6/0x6d60
softirqs last enabled at (0): [] copy_process+0x1dfa/0x6d60
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
kmemleak: Cannot insert 0xffff88800d23a4b2 into the object search tree (overlaps existing)
CPU: 1 PID: 147587 Comm: syz-executor.6 Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
dump_stack_lvl+0x8b/0xb3
__create_object.isra.0.cold+0x44/0x6a
__kmalloc+0x25f/0x440
sk_prot_alloc+0x168/0x280
sk_alloc+0x34/0x750
__netlink_create+0x63/0x340
netlink_create+0x3b2/0x5e0
__sock_create+0x345/0x750
__sys_socket+0x12f/0x240
__x64_sys_socket+0x6f/0xb0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fc574cd7197
Code: f0 ff ff 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 66 90 b8 29 00 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:00007fc57224a0f8 EFLAGS: 00000286 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007fc574de8f60 RCX: 00007fc574cd7197
RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00007fc574d2ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff
R13: 00007ffc255a7b6f R14: 00007fc57224b300 R15: 0000000000022000
kmemleak: Kernel memory leak detector disabled
kmemleak: Object 0xffff88800d23a000 (size 2048):
kmemleak: comm "syz-executor.0", pid 294, jiffies 4294721988
kmemleak: min_count = 1
kmemleak: count = 1
kmemleak: flags = 0x1
kmemleak: checksum = 0
kmemleak: backtrace:
kmemdup+0x23/0x50
ipv6_sysctl_net_init+0x2c/0x2a0
ops_init+0xb2/0x480
setup_net+0x40c/0x9d0
copy_net_ns+0x318/0x760
create_new_namespaces+0x3f6/0xb30
unshare_nsproxy_namespaces+0xc1/0x1f0
ksys_unshare+0x445/0x8d0
__x64_sys_unshare+0x2d/0x40
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
------------[ cut here ]------------
WARNING: CPU: 1 PID: 147587 at kernel/rcu/tree.c:2776 call_rcu+0x6c6/0xa20
Modules linked in:
CPU: 1 PID: 147587 Comm: syz-executor.6 Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:call_rcu+0x6c6/0xa20
Code: c1 ea 03 80 3c 02 00 0f 85 c0 02 00 00 48 8b 85 a0 00 00 00 48 85 c0 0f 85 37 fa ff ff 4c 89 ff e8 bf d0 00 00 e9 2a fa ff ff <0f> 0b e9 50 f9 ff ff e8 0e 2e ff ff e9 05 fc ff ff e8 b4 f9 45 00
RSP: 0018:ffff88803c23f908 EFLAGS: 00010202
RAX: 0000607f92e25bf0 RBX: ffff88800d23ab62 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8354be40 RDI: 0000000000000002
RBP: ffff88803c23fa48 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff8354be40
R13: 0000000000000069 R14: ffff88800d23a4b2 R15: ffff888037c886a8
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc25000 CR3: 00000000175b0000 CR4: 0000000000350ee0
Call Trace:
netlink_release+0xefd/0x1da0
__sock_release+0xd2/0x290
sock_close+0x18/0x20
__fput+0x272/0x9d0
task_work_run+0xe2/0x1a0
do_exit+0xaf4/0x27d0
do_group_exit+0xd2/0x2f0
UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy
get_signal+0x2201/0x24b0
arch_do_signal_or_restart+0x89/0x1be0
exit_to_user_mode_prepare+0x131/0x1a0
syscall_exit_to_user_mode+0x19/0x40
do_syscall_64+0x48/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fc574cd7197
Code: Unable to access opcode bytes at RIP 0x7fc574cd716d.
RSP: 002b:00007fc57224a0f8 EFLAGS: 00000286 ORIG_RAX: 0000000000000029
RAX: 0000000000000003 RBX: 00007fc574de8f60 RCX: 00007fc574cd7197
RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010
RBP: 00007fc574d2ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 00000000ffffffff
R13: 00007ffc255a7b6f R14: 00007fc57224b300 R15: 0000000000022000
irq event stamp: 0
hardirqs last enabled at (0): [<0000000000000000>] 0x0
misc raw-gadget: fail, usb_gadget_register_driver returned -16
hardirqs last disabled at (0): [] copy_process+0x1db6/0x6d60
softirqs last enabled at (0): [] copy_process+0x1dfa/0x6d60
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
kmemleak: Found object by alias at 0xffff88800d23a4b2
CPU: 1 PID: 19 Comm: ksoftirqd/1 Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
dump_stack_lvl+0x8b/0xb3
__lookup_object.cold+0x14/0x24
find_and_remove_object+0x2e/0x160
kmemleak_free+0x21/0x30
kfree+0xbb/0x5d0
__sk_destruct+0x5f7/0x800
__sk_free+0x175/0x460
sk_free+0x78/0xa0
deferred_put_nlk_sk+0x151/0x2e0
rcu_core+0x7e2/0x2080
__do_softirq+0x1c8/0x8cc
run_ksoftirqd+0x2d/0x60
smpboot_thread_fn+0x66f/0xa00
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
kmemleak: Object 0xffff88800d23a000 (size 2048):
kmemleak: comm "syz-executor.0", pid 294, jiffies 4294721988
kmemleak: min_count = 1
kmemleak: count = 1
kmemleak: flags = 0x1
kmemleak: checksum = 0
kmemleak: backtrace:
kmemdup+0x23/0x50
ipv6_sysctl_net_init+0x2c/0x2a0
ops_init+0xb2/0x480
setup_net+0x40c/0x9d0
copy_net_ns+0x318/0x760
create_new_namespaces+0x3f6/0xb30
unshare_nsproxy_namespaces+0xc1/0x1f0
ksys_unshare+0x445/0x8d0
__x64_sys_unshare+0x2d/0x40
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
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
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
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 4c 01 c2 add %r8,%rdx
3: 0f 82 f0 00 00 00 jb 0xf9
9: 48 c7 c0 00 00 00 80 mov $0xffffffff80000000,%rax
10: 48 2b 05 53 36 7c 03 sub 0x37c3653(%rip),%rax # 0x37c366a
17: 48 01 d0 add %rdx,%rax
1a: 48 c1 e8 0c shr $0xc,%rax
1e: 48 c1 e0 06 shl $0x6,%rax
22: 48 03 05 31 36 7c 03 add 0x37c3631(%rip),%rax # 0x37c365a
* 29: 48 8b 48 08 mov 0x8(%rax),%rcx <-- trapping instruction
2d: 48 89 c2 mov %rax,%rdx
30: f6 c1 01 test $0x1,%cl
33: 0f 85 b6 00 00 00 jne 0xef
39: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
3e: 48 rex.W